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Make ./gradlew executable; accept .java files improvements after running ./gradlew build

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This commit is contained in:
Andrey Voronkov 2024-01-03 03:21:11 +03:00
parent de9e9a0f84
commit 8a57165547
29 changed files with 3006 additions and 3007 deletions
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gradlew vendored Normal file → Executable file
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162
src/main/java/stirling/software/SPDF/SPdfApplication.java
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@ -1,81 +1,81 @@
package stirling.software.SPDF;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Collections;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.core.env.Environment;
import org.springframework.scheduling.annotation.EnableScheduling;
import jakarta.annotation.PostConstruct;
import stirling.software.SPDF.config.ConfigInitializer;
import stirling.software.SPDF.utils.GeneralUtils;
@SpringBootApplication
@EnableScheduling
public class SPdfApplication {
@Autowired private Environment env;
@PostConstruct
public void init() {
// Check if the BROWSER_OPEN environment variable is set to true
String browserOpenEnv = env.getProperty("BROWSER_OPEN");
boolean browserOpen = browserOpenEnv != null && browserOpenEnv.equalsIgnoreCase("true");
if (browserOpen) {
try {
String url = "http://localhost:" + getPort();
String os = System.getProperty("os.name").toLowerCase();
Runtime rt = Runtime.getRuntime();
if (os.contains("win")) {
// For Windows
rt.exec("rundll32 url.dll,FileProtocolHandler " + url);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
public static void main(String[] args) {
SpringApplication app = new SpringApplication(SPdfApplication.class);
app.addInitializers(new ConfigInitializer());
if (Files.exists(Paths.get("configs/settings.yml"))) {
app.setDefaultProperties(
Collections.singletonMap(
"spring.config.additional-location", "file:configs/settings.yml"));
} else {
System.out.println(
"External configuration file 'configs/settings.yml' does not exist. Using default configuration and environment configuration instead.");
}
app.run(args);
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
GeneralUtils.createDir("customFiles/static/");
GeneralUtils.createDir("customFiles/templates/");
System.out.println("Stirling-PDF Started.");
String url = "http://localhost:" + getPort();
System.out.println("Navigate to " + url);
}
public static String getPort() {
String port = System.getProperty("local.server.port");
if (port == null || port.isEmpty()) {
port = "8080";
}
return port;
}
}
package stirling.software.SPDF;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Collections;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.core.env.Environment;
import org.springframework.scheduling.annotation.EnableScheduling;
import jakarta.annotation.PostConstruct;
import stirling.software.SPDF.config.ConfigInitializer;
import stirling.software.SPDF.utils.GeneralUtils;
@SpringBootApplication
@EnableScheduling
public class SPdfApplication {
@Autowired private Environment env;
@PostConstruct
public void init() {
// Check if the BROWSER_OPEN environment variable is set to true
String browserOpenEnv = env.getProperty("BROWSER_OPEN");
boolean browserOpen = browserOpenEnv != null && browserOpenEnv.equalsIgnoreCase("true");
if (browserOpen) {
try {
String url = "http://localhost:" + getPort();
String os = System.getProperty("os.name").toLowerCase();
Runtime rt = Runtime.getRuntime();
if (os.contains("win")) {
// For Windows
rt.exec("rundll32 url.dll,FileProtocolHandler " + url);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
public static void main(String[] args) {
SpringApplication app = new SpringApplication(SPdfApplication.class);
app.addInitializers(new ConfigInitializer());
if (Files.exists(Paths.get("configs/settings.yml"))) {
app.setDefaultProperties(
Collections.singletonMap(
"spring.config.additional-location", "file:configs/settings.yml"));
} else {
System.out.println(
"External configuration file 'configs/settings.yml' does not exist. Using default configuration and environment configuration instead.");
}
app.run(args);
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
GeneralUtils.createDir("customFiles/static/");
GeneralUtils.createDir("customFiles/templates/");
System.out.println("Stirling-PDF Started.");
String url = "http://localhost:" + getPort();
System.out.println("Navigate to " + url);
}
public static String getPort() {
String port = System.getProperty("local.server.port");
if (port == null || port.isEmpty()) {
port = "8080";
}
return port;
}
}

120
src/main/java/stirling/software/SPDF/config/AppConfig.java
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@ -1,60 +1,60 @@
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import stirling.software.SPDF.model.ApplicationProperties;
@Configuration
public class AppConfig {
@Autowired ApplicationProperties applicationProperties;
@Bean(name = "loginEnabled")
public boolean loginEnabled() {
return applicationProperties.getSecurity().getEnableLogin();
}
@Bean(name = "appName")
public String appName() {
String homeTitle = applicationProperties.getUi().getAppName();
return (homeTitle != null) ? homeTitle : "Stirling PDF";
}
@Bean(name = "appVersion")
public String appVersion() {
String version = getClass().getPackage().getImplementationVersion();
return (version != null) ? version : "0.0.0";
}
@Bean(name = "homeText")
public String homeText() {
return (applicationProperties.getUi().getHomeDescription() != null)
? applicationProperties.getUi().getHomeDescription()
: "null";
}
@Bean(name = "navBarText")
public String navBarText() {
String defaultNavBar =
applicationProperties.getUi().getAppNameNavbar() != null
? applicationProperties.getUi().getAppNameNavbar()
: applicationProperties.getUi().getAppName();
return (defaultNavBar != null) ? defaultNavBar : "Stirling PDF";
}
@Bean(name = "enableAlphaFunctionality")
public boolean enableAlphaFunctionality() {
return applicationProperties.getSystem().getEnableAlphaFunctionality() != null
? applicationProperties.getSystem().getEnableAlphaFunctionality()
: false;
}
@Bean(name = "rateLimit")
public boolean rateLimit() {
String appName = System.getProperty("rateLimit");
if (appName == null) appName = System.getenv("rateLimit");
return (appName != null) ? Boolean.valueOf(appName) : false;
}
}
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import stirling.software.SPDF.model.ApplicationProperties;
@Configuration
public class AppConfig {
@Autowired ApplicationProperties applicationProperties;
@Bean(name = "loginEnabled")
public boolean loginEnabled() {
return applicationProperties.getSecurity().getEnableLogin();
}
@Bean(name = "appName")
public String appName() {
String homeTitle = applicationProperties.getUi().getAppName();
return (homeTitle != null) ? homeTitle : "Stirling PDF";
}
@Bean(name = "appVersion")
public String appVersion() {
String version = getClass().getPackage().getImplementationVersion();
return (version != null) ? version : "0.0.0";
}
@Bean(name = "homeText")
public String homeText() {
return (applicationProperties.getUi().getHomeDescription() != null)
? applicationProperties.getUi().getHomeDescription()
: "null";
}
@Bean(name = "navBarText")
public String navBarText() {
String defaultNavBar =
applicationProperties.getUi().getAppNameNavbar() != null
? applicationProperties.getUi().getAppNameNavbar()
: applicationProperties.getUi().getAppName();
return (defaultNavBar != null) ? defaultNavBar : "Stirling PDF";
}
@Bean(name = "enableAlphaFunctionality")
public boolean enableAlphaFunctionality() {
return applicationProperties.getSystem().getEnableAlphaFunctionality() != null
? applicationProperties.getSystem().getEnableAlphaFunctionality()
: false;
}
@Bean(name = "rateLimit")
public boolean rateLimit() {
String appName = System.getProperty("rateLimit");
if (appName == null) appName = System.getenv("rateLimit");
return (appName != null) ? Boolean.valueOf(appName) : false;
}
}

128
src/main/java/stirling/software/SPDF/config/Beans.java
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@ -1,64 +1,64 @@
package stirling.software.SPDF.config;
import java.util.Locale;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.LocaleResolver;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;
import org.springframework.web.servlet.i18n.SessionLocaleResolver;
import stirling.software.SPDF.model.ApplicationProperties;
@Configuration
public class Beans implements WebMvcConfigurer {
@Autowired ApplicationProperties applicationProperties;
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(localeChangeInterceptor());
registry.addInterceptor(new CleanUrlInterceptor());
}
@Bean
public LocaleChangeInterceptor localeChangeInterceptor() {
LocaleChangeInterceptor lci = new LocaleChangeInterceptor();
lci.setParamName("lang");
return lci;
}
@Bean
public LocaleResolver localeResolver() {
SessionLocaleResolver slr = new SessionLocaleResolver();
String appLocaleEnv = applicationProperties.getSystem().getDefaultLocale();
Locale defaultLocale =
Locale.UK; // Fallback to UK locale if environment variable is not set
if (appLocaleEnv != null && !appLocaleEnv.isEmpty()) {
Locale tempLocale = Locale.forLanguageTag(appLocaleEnv);
String tempLanguageTag = tempLocale.toLanguageTag();
if (appLocaleEnv.equalsIgnoreCase(tempLanguageTag)) {
defaultLocale = tempLocale;
} else {
tempLocale = Locale.forLanguageTag(appLocaleEnv.replace("_", "-"));
tempLanguageTag = tempLocale.toLanguageTag();
if (appLocaleEnv.equalsIgnoreCase(tempLanguageTag)) {
defaultLocale = tempLocale;
} else {
System.err.println(
"Invalid APP_LOCALE environment variable value. Falling back to default Locale.UK.");
}
}
}
slr.setDefaultLocale(defaultLocale);
return slr;
}
}
package stirling.software.SPDF.config;
import java.util.Locale;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.LocaleResolver;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;
import org.springframework.web.servlet.i18n.SessionLocaleResolver;
import stirling.software.SPDF.model.ApplicationProperties;
@Configuration
public class Beans implements WebMvcConfigurer {
@Autowired ApplicationProperties applicationProperties;
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(localeChangeInterceptor());
registry.addInterceptor(new CleanUrlInterceptor());
}
@Bean
public LocaleChangeInterceptor localeChangeInterceptor() {
LocaleChangeInterceptor lci = new LocaleChangeInterceptor();
lci.setParamName("lang");
return lci;
}
@Bean
public LocaleResolver localeResolver() {
SessionLocaleResolver slr = new SessionLocaleResolver();
String appLocaleEnv = applicationProperties.getSystem().getDefaultLocale();
Locale defaultLocale =
Locale.UK; // Fallback to UK locale if environment variable is not set
if (appLocaleEnv != null && !appLocaleEnv.isEmpty()) {
Locale tempLocale = Locale.forLanguageTag(appLocaleEnv);
String tempLanguageTag = tempLocale.toLanguageTag();
if (appLocaleEnv.equalsIgnoreCase(tempLanguageTag)) {
defaultLocale = tempLocale;
} else {
tempLocale = Locale.forLanguageTag(appLocaleEnv.replace("_", "-"));
tempLanguageTag = tempLocale.toLanguageTag();
if (appLocaleEnv.equalsIgnoreCase(tempLanguageTag)) {
defaultLocale = tempLocale;
} else {
System.err.println(
"Invalid APP_LOCALE environment variable value. Falling back to default Locale.UK.");
}
}
}
slr.setDefaultLocale(defaultLocale);
return slr;
}
}

148
src/main/java/stirling/software/SPDF/config/CleanUrlInterceptor.java
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@ -1,74 +1,74 @@
package stirling.software.SPDF.config;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
public class CleanUrlInterceptor implements HandlerInterceptor {
private static final List<String> ALLOWED_PARAMS =
Arrays.asList(
"lang", "endpoint", "endpoints", "logout", "error", "file", "messageType");
@Override
public boolean preHandle(
HttpServletRequest request, HttpServletResponse response, Object handler)
throws Exception {
String queryString = request.getQueryString();
if (queryString != null && !queryString.isEmpty()) {
String requestURI = request.getRequestURI();
Map<String, String> parameters = new HashMap<>();
// Keep only the allowed parameters
String[] queryParameters = queryString.split("&");
for (String param : queryParameters) {
String[] keyValue = param.split("=");
if (keyValue.length != 2) {
continue;
}
if (ALLOWED_PARAMS.contains(keyValue[0])) {
parameters.put(keyValue[0], keyValue[1]);
}
}
// If there are any parameters that are not allowed
if (parameters.size() != queryParameters.length) {
// Construct new query string
StringBuilder newQueryString = new StringBuilder();
for (Map.Entry<String, String> entry : parameters.entrySet()) {
if (newQueryString.length() > 0) {
newQueryString.append("&");
}
newQueryString.append(entry.getKey()).append("=").append(entry.getValue());
}
// Redirect to the URL with only allowed query parameters
String redirectUrl = requestURI + "?" + newQueryString;
response.sendRedirect(redirectUrl);
return false;
}
}
return true;
}
@Override
public void postHandle(
HttpServletRequest request,
HttpServletResponse response,
Object handler,
ModelAndView modelAndView) {}
@Override
public void afterCompletion(
HttpServletRequest request,
HttpServletResponse response,
Object handler,
Exception ex) {}
}
package stirling.software.SPDF.config;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
public class CleanUrlInterceptor implements HandlerInterceptor {
private static final List<String> ALLOWED_PARAMS =
Arrays.asList(
"lang", "endpoint", "endpoints", "logout", "error", "file", "messageType");
@Override
public boolean preHandle(
HttpServletRequest request, HttpServletResponse response, Object handler)
throws Exception {
String queryString = request.getQueryString();
if (queryString != null && !queryString.isEmpty()) {
String requestURI = request.getRequestURI();
Map<String, String> parameters = new HashMap<>();
// Keep only the allowed parameters
String[] queryParameters = queryString.split("&");
for (String param : queryParameters) {
String[] keyValue = param.split("=");
if (keyValue.length != 2) {
continue;
}
if (ALLOWED_PARAMS.contains(keyValue[0])) {
parameters.put(keyValue[0], keyValue[1]);
}
}
// If there are any parameters that are not allowed
if (parameters.size() != queryParameters.length) {
// Construct new query string
StringBuilder newQueryString = new StringBuilder();
for (Map.Entry<String, String> entry : parameters.entrySet()) {
if (newQueryString.length() > 0) {
newQueryString.append("&");
}
newQueryString.append(entry.getKey()).append("=").append(entry.getValue());
}
// Redirect to the URL with only allowed query parameters
String redirectUrl = requestURI + "?" + newQueryString;
response.sendRedirect(redirectUrl);
return false;
}
}
return true;
}
@Override
public void postHandle(
HttpServletRequest request,
HttpServletResponse response,
Object handler,
ModelAndView modelAndView) {}
@Override
public void afterCompletion(
HttpServletRequest request,
HttpServletResponse response,
Object handler,
Exception ex) {}
}

462
src/main/java/stirling/software/SPDF/config/EndpointConfiguration.java
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@ -1,231 +1,231 @@
package stirling.software.SPDF.config;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import stirling.software.SPDF.model.ApplicationProperties;
@Service
public class EndpointConfiguration {
private static final Logger logger = LoggerFactory.getLogger(EndpointConfiguration.class);
private Map<String, Boolean> endpointStatuses = new ConcurrentHashMap<>();
private Map<String, Set<String>> endpointGroups = new ConcurrentHashMap<>();
private final ApplicationProperties applicationProperties;
@Autowired
public EndpointConfiguration(ApplicationProperties applicationProperties) {
this.applicationProperties = applicationProperties;
init();
processEnvironmentConfigs();
}
public void enableEndpoint(String endpoint) {
endpointStatuses.put(endpoint, true);
}
public void disableEndpoint(String endpoint) {
if (!endpointStatuses.containsKey(endpoint) || endpointStatuses.get(endpoint) != false) {
logger.info("Disabling {}", endpoint);
endpointStatuses.put(endpoint, false);
}
}
public boolean isEndpointEnabled(String endpoint) {
if (endpoint.startsWith("/")) {
endpoint = endpoint.substring(1);
}
return endpointStatuses.getOrDefault(endpoint, true);
}
public void addEndpointToGroup(String group, String endpoint) {
endpointGroups.computeIfAbsent(group, k -> new HashSet<>()).add(endpoint);
}
public void enableGroup(String group) {
Set<String> endpoints = endpointGroups.get(group);
if (endpoints != null) {
for (String endpoint : endpoints) {
enableEndpoint(endpoint);
}
}
}
public void disableGroup(String group) {
Set<String> endpoints = endpointGroups.get(group);
if (endpoints != null) {
for (String endpoint : endpoints) {
disableEndpoint(endpoint);
}
}
}
public void init() {
// Adding endpoints to "PageOps" group
addEndpointToGroup("PageOps", "remove-pages");
addEndpointToGroup("PageOps", "merge-pdfs");
addEndpointToGroup("PageOps", "split-pdfs");
addEndpointToGroup("PageOps", "pdf-organizer");
addEndpointToGroup("PageOps", "rotate-pdf");
addEndpointToGroup("PageOps", "multi-page-layout");
addEndpointToGroup("PageOps", "scale-pages");
addEndpointToGroup("PageOps", "adjust-contrast");
addEndpointToGroup("PageOps", "crop");
addEndpointToGroup("PageOps", "auto-split-pdf");
addEndpointToGroup("PageOps", "extract-page");
addEndpointToGroup("PageOps", "pdf-to-single-page");
addEndpointToGroup("PageOps", "split-by-size-or-count");
addEndpointToGroup("PageOps", "overlay-pdf");
addEndpointToGroup("PageOps", "split-pdf-by-sections");
// Adding endpoints to "Convert" group
addEndpointToGroup("Convert", "pdf-to-img");
addEndpointToGroup("Convert", "img-to-pdf");
addEndpointToGroup("Convert", "pdf-to-pdfa");
addEndpointToGroup("Convert", "file-to-pdf");
addEndpointToGroup("Convert", "xlsx-to-pdf");
addEndpointToGroup("Convert", "pdf-to-word");
addEndpointToGroup("Convert", "pdf-to-presentation");
addEndpointToGroup("Convert", "pdf-to-text");
addEndpointToGroup("Convert", "pdf-to-html");
addEndpointToGroup("Convert", "pdf-to-xml");
addEndpointToGroup("Convert", "html-to-pdf");
addEndpointToGroup("Convert", "url-to-pdf");
addEndpointToGroup("Convert", "markdown-to-pdf");
addEndpointToGroup("Convert", "pdf-to-csv");
// Adding endpoints to "Security" group
addEndpointToGroup("Security", "add-password");
addEndpointToGroup("Security", "remove-password");
addEndpointToGroup("Security", "change-permissions");
addEndpointToGroup("Security", "add-watermark");
addEndpointToGroup("Security", "cert-sign");
addEndpointToGroup("Security", "sanitize-pdf");
addEndpointToGroup("Security", "auto-redact");
// Adding endpoints to "Other" group
addEndpointToGroup("Other", "ocr-pdf");
addEndpointToGroup("Other", "add-image");
addEndpointToGroup("Other", "compress-pdf");
addEndpointToGroup("Other", "extract-images");
addEndpointToGroup("Other", "change-metadata");
addEndpointToGroup("Other", "extract-image-scans");
addEndpointToGroup("Other", "sign");
addEndpointToGroup("Other", "flatten");
addEndpointToGroup("Other", "repair");
addEndpointToGroup("Other", "remove-blanks");
addEndpointToGroup("Other", "remove-annotations");
addEndpointToGroup("Other", "compare");
addEndpointToGroup("Other", "add-page-numbers");
addEndpointToGroup("Other", "auto-rename");
addEndpointToGroup("Other", "get-info-on-pdf");
addEndpointToGroup("Other", "show-javascript");
// CLI
addEndpointToGroup("CLI", "compress-pdf");
addEndpointToGroup("CLI", "extract-image-scans");
addEndpointToGroup("CLI", "remove-blanks");
addEndpointToGroup("CLI", "repair");
addEndpointToGroup("CLI", "pdf-to-pdfa");
addEndpointToGroup("CLI", "file-to-pdf");
addEndpointToGroup("CLI", "xlsx-to-pdf");
addEndpointToGroup("CLI", "pdf-to-word");
addEndpointToGroup("CLI", "pdf-to-presentation");
addEndpointToGroup("CLI", "pdf-to-text");
addEndpointToGroup("CLI", "pdf-to-html");
addEndpointToGroup("CLI", "pdf-to-xml");
addEndpointToGroup("CLI", "ocr-pdf");
addEndpointToGroup("CLI", "html-to-pdf");
addEndpointToGroup("CLI", "url-to-pdf");
// python
addEndpointToGroup("Python", "extract-image-scans");
addEndpointToGroup("Python", "remove-blanks");
addEndpointToGroup("Python", "html-to-pdf");
addEndpointToGroup("Python", "url-to-pdf");
// openCV
addEndpointToGroup("OpenCV", "extract-image-scans");
addEndpointToGroup("OpenCV", "remove-blanks");
// LibreOffice
addEndpointToGroup("LibreOffice", "repair");
addEndpointToGroup("LibreOffice", "file-to-pdf");
addEndpointToGroup("LibreOffice", "xlsx-to-pdf");
addEndpointToGroup("LibreOffice", "pdf-to-word");
addEndpointToGroup("LibreOffice", "pdf-to-presentation");
addEndpointToGroup("LibreOffice", "pdf-to-text");
addEndpointToGroup("LibreOffice", "pdf-to-html");
addEndpointToGroup("LibreOffice", "pdf-to-xml");
// OCRmyPDF
addEndpointToGroup("OCRmyPDF", "compress-pdf");
addEndpointToGroup("OCRmyPDF", "pdf-to-pdfa");
addEndpointToGroup("OCRmyPDF", "ocr-pdf");
// Java
addEndpointToGroup("Java", "merge-pdfs");
addEndpointToGroup("Java", "remove-pages");
addEndpointToGroup("Java", "split-pdfs");
addEndpointToGroup("Java", "pdf-organizer");
addEndpointToGroup("Java", "rotate-pdf");
addEndpointToGroup("Java", "pdf-to-img");
addEndpointToGroup("Java", "img-to-pdf");
addEndpointToGroup("Java", "add-password");
addEndpointToGroup("Java", "remove-password");
addEndpointToGroup("Java", "change-permissions");
addEndpointToGroup("Java", "add-watermark");
addEndpointToGroup("Java", "add-image");
addEndpointToGroup("Java", "extract-images");
addEndpointToGroup("Java", "change-metadata");
addEndpointToGroup("Java", "cert-sign");
addEndpointToGroup("Java", "multi-page-layout");
addEndpointToGroup("Java", "scale-pages");
addEndpointToGroup("Java", "add-page-numbers");
addEndpointToGroup("Java", "auto-rename");
addEndpointToGroup("Java", "auto-split-pdf");
addEndpointToGroup("Java", "sanitize-pdf");
addEndpointToGroup("Java", "crop");
addEndpointToGroup("Java", "get-info-on-pdf");
addEndpointToGroup("Java", "extract-page");
addEndpointToGroup("Java", "pdf-to-single-page");
addEndpointToGroup("Java", "markdown-to-pdf");
addEndpointToGroup("Java", "show-javascript");
addEndpointToGroup("Java", "auto-redact");
addEndpointToGroup("Java", "pdf-to-csv");
addEndpointToGroup("Java", "split-by-size-or-count");
addEndpointToGroup("Java", "overlay-pdf");
addEndpointToGroup("Java", "split-pdf-by-sections");
// Javascript
addEndpointToGroup("Javascript", "pdf-organizer");
addEndpointToGroup("Javascript", "sign");
addEndpointToGroup("Javascript", "compare");
addEndpointToGroup("Javascript", "adjust-contrast");
}
private void processEnvironmentConfigs() {
List<String> endpointsToRemove = applicationProperties.getEndpoints().getToRemove();
List<String> groupsToRemove = applicationProperties.getEndpoints().getGroupsToRemove();
if (endpointsToRemove != null) {
for (String endpoint : endpointsToRemove) {
disableEndpoint(endpoint.trim());
}
}
if (groupsToRemove != null) {
for (String group : groupsToRemove) {
disableGroup(group.trim());
}
}
}
}
package stirling.software.SPDF.config;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import stirling.software.SPDF.model.ApplicationProperties;
@Service
public class EndpointConfiguration {
private static final Logger logger = LoggerFactory.getLogger(EndpointConfiguration.class);
private Map<String, Boolean> endpointStatuses = new ConcurrentHashMap<>();
private Map<String, Set<String>> endpointGroups = new ConcurrentHashMap<>();
private final ApplicationProperties applicationProperties;
@Autowired
public EndpointConfiguration(ApplicationProperties applicationProperties) {
this.applicationProperties = applicationProperties;
init();
processEnvironmentConfigs();
}
public void enableEndpoint(String endpoint) {
endpointStatuses.put(endpoint, true);
}
public void disableEndpoint(String endpoint) {
if (!endpointStatuses.containsKey(endpoint) || endpointStatuses.get(endpoint) != false) {
logger.info("Disabling {}", endpoint);
endpointStatuses.put(endpoint, false);
}
}
public boolean isEndpointEnabled(String endpoint) {
if (endpoint.startsWith("/")) {
endpoint = endpoint.substring(1);
}
return endpointStatuses.getOrDefault(endpoint, true);
}
public void addEndpointToGroup(String group, String endpoint) {
endpointGroups.computeIfAbsent(group, k -> new HashSet<>()).add(endpoint);
}
public void enableGroup(String group) {
Set<String> endpoints = endpointGroups.get(group);
if (endpoints != null) {
for (String endpoint : endpoints) {
enableEndpoint(endpoint);
}
}
}
public void disableGroup(String group) {
Set<String> endpoints = endpointGroups.get(group);
if (endpoints != null) {
for (String endpoint : endpoints) {
disableEndpoint(endpoint);
}
}
}
public void init() {
// Adding endpoints to "PageOps" group
addEndpointToGroup("PageOps", "remove-pages");
addEndpointToGroup("PageOps", "merge-pdfs");
addEndpointToGroup("PageOps", "split-pdfs");
addEndpointToGroup("PageOps", "pdf-organizer");
addEndpointToGroup("PageOps", "rotate-pdf");
addEndpointToGroup("PageOps", "multi-page-layout");
addEndpointToGroup("PageOps", "scale-pages");
addEndpointToGroup("PageOps", "adjust-contrast");
addEndpointToGroup("PageOps", "crop");
addEndpointToGroup("PageOps", "auto-split-pdf");
addEndpointToGroup("PageOps", "extract-page");
addEndpointToGroup("PageOps", "pdf-to-single-page");
addEndpointToGroup("PageOps", "split-by-size-or-count");
addEndpointToGroup("PageOps", "overlay-pdf");
addEndpointToGroup("PageOps", "split-pdf-by-sections");
// Adding endpoints to "Convert" group
addEndpointToGroup("Convert", "pdf-to-img");
addEndpointToGroup("Convert", "img-to-pdf");
addEndpointToGroup("Convert", "pdf-to-pdfa");
addEndpointToGroup("Convert", "file-to-pdf");
addEndpointToGroup("Convert", "xlsx-to-pdf");
addEndpointToGroup("Convert", "pdf-to-word");
addEndpointToGroup("Convert", "pdf-to-presentation");
addEndpointToGroup("Convert", "pdf-to-text");
addEndpointToGroup("Convert", "pdf-to-html");
addEndpointToGroup("Convert", "pdf-to-xml");
addEndpointToGroup("Convert", "html-to-pdf");
addEndpointToGroup("Convert", "url-to-pdf");
addEndpointToGroup("Convert", "markdown-to-pdf");
addEndpointToGroup("Convert", "pdf-to-csv");
// Adding endpoints to "Security" group
addEndpointToGroup("Security", "add-password");
addEndpointToGroup("Security", "remove-password");
addEndpointToGroup("Security", "change-permissions");
addEndpointToGroup("Security", "add-watermark");
addEndpointToGroup("Security", "cert-sign");
addEndpointToGroup("Security", "sanitize-pdf");
addEndpointToGroup("Security", "auto-redact");
// Adding endpoints to "Other" group
addEndpointToGroup("Other", "ocr-pdf");
addEndpointToGroup("Other", "add-image");
addEndpointToGroup("Other", "compress-pdf");
addEndpointToGroup("Other", "extract-images");
addEndpointToGroup("Other", "change-metadata");
addEndpointToGroup("Other", "extract-image-scans");
addEndpointToGroup("Other", "sign");
addEndpointToGroup("Other", "flatten");
addEndpointToGroup("Other", "repair");
addEndpointToGroup("Other", "remove-blanks");
addEndpointToGroup("Other", "remove-annotations");
addEndpointToGroup("Other", "compare");
addEndpointToGroup("Other", "add-page-numbers");
addEndpointToGroup("Other", "auto-rename");
addEndpointToGroup("Other", "get-info-on-pdf");
addEndpointToGroup("Other", "show-javascript");
// CLI
addEndpointToGroup("CLI", "compress-pdf");
addEndpointToGroup("CLI", "extract-image-scans");
addEndpointToGroup("CLI", "remove-blanks");
addEndpointToGroup("CLI", "repair");
addEndpointToGroup("CLI", "pdf-to-pdfa");
addEndpointToGroup("CLI", "file-to-pdf");
addEndpointToGroup("CLI", "xlsx-to-pdf");
addEndpointToGroup("CLI", "pdf-to-word");
addEndpointToGroup("CLI", "pdf-to-presentation");
addEndpointToGroup("CLI", "pdf-to-text");
addEndpointToGroup("CLI", "pdf-to-html");
addEndpointToGroup("CLI", "pdf-to-xml");
addEndpointToGroup("CLI", "ocr-pdf");
addEndpointToGroup("CLI", "html-to-pdf");
addEndpointToGroup("CLI", "url-to-pdf");
// python
addEndpointToGroup("Python", "extract-image-scans");
addEndpointToGroup("Python", "remove-blanks");
addEndpointToGroup("Python", "html-to-pdf");
addEndpointToGroup("Python", "url-to-pdf");
// openCV
addEndpointToGroup("OpenCV", "extract-image-scans");
addEndpointToGroup("OpenCV", "remove-blanks");
// LibreOffice
addEndpointToGroup("LibreOffice", "repair");
addEndpointToGroup("LibreOffice", "file-to-pdf");
addEndpointToGroup("LibreOffice", "xlsx-to-pdf");
addEndpointToGroup("LibreOffice", "pdf-to-word");
addEndpointToGroup("LibreOffice", "pdf-to-presentation");
addEndpointToGroup("LibreOffice", "pdf-to-text");
addEndpointToGroup("LibreOffice", "pdf-to-html");
addEndpointToGroup("LibreOffice", "pdf-to-xml");
// OCRmyPDF
addEndpointToGroup("OCRmyPDF", "compress-pdf");
addEndpointToGroup("OCRmyPDF", "pdf-to-pdfa");
addEndpointToGroup("OCRmyPDF", "ocr-pdf");
// Java
addEndpointToGroup("Java", "merge-pdfs");
addEndpointToGroup("Java", "remove-pages");
addEndpointToGroup("Java", "split-pdfs");
addEndpointToGroup("Java", "pdf-organizer");
addEndpointToGroup("Java", "rotate-pdf");
addEndpointToGroup("Java", "pdf-to-img");
addEndpointToGroup("Java", "img-to-pdf");
addEndpointToGroup("Java", "add-password");
addEndpointToGroup("Java", "remove-password");
addEndpointToGroup("Java", "change-permissions");
addEndpointToGroup("Java", "add-watermark");
addEndpointToGroup("Java", "add-image");
addEndpointToGroup("Java", "extract-images");
addEndpointToGroup("Java", "change-metadata");
addEndpointToGroup("Java", "cert-sign");
addEndpointToGroup("Java", "multi-page-layout");
addEndpointToGroup("Java", "scale-pages");
addEndpointToGroup("Java", "add-page-numbers");
addEndpointToGroup("Java", "auto-rename");
addEndpointToGroup("Java", "auto-split-pdf");
addEndpointToGroup("Java", "sanitize-pdf");
addEndpointToGroup("Java", "crop");
addEndpointToGroup("Java", "get-info-on-pdf");
addEndpointToGroup("Java", "extract-page");
addEndpointToGroup("Java", "pdf-to-single-page");
addEndpointToGroup("Java", "markdown-to-pdf");
addEndpointToGroup("Java", "show-javascript");
addEndpointToGroup("Java", "auto-redact");
addEndpointToGroup("Java", "pdf-to-csv");
addEndpointToGroup("Java", "split-by-size-or-count");
addEndpointToGroup("Java", "overlay-pdf");
addEndpointToGroup("Java", "split-pdf-by-sections");
// Javascript
addEndpointToGroup("Javascript", "pdf-organizer");
addEndpointToGroup("Javascript", "sign");
addEndpointToGroup("Javascript", "compare");
addEndpointToGroup("Javascript", "adjust-contrast");
}
private void processEnvironmentConfigs() {
List<String> endpointsToRemove = applicationProperties.getEndpoints().getToRemove();
List<String> groupsToRemove = applicationProperties.getEndpoints().getGroupsToRemove();
if (endpointsToRemove != null) {
for (String endpoint : endpointsToRemove) {
disableEndpoint(endpoint.trim());
}
}
if (groupsToRemove != null) {
for (String group : groupsToRemove) {
disableGroup(group.trim());
}
}
}
}

52
src/main/java/stirling/software/SPDF/config/EndpointInterceptor.java
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@ -1,26 +1,26 @@
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@Component
public class EndpointInterceptor implements HandlerInterceptor {
@Autowired private EndpointConfiguration endpointConfiguration;
@Override
public boolean preHandle(
HttpServletRequest request, HttpServletResponse response, Object handler)
throws Exception {
String requestURI = request.getRequestURI();
if (!endpointConfiguration.isEndpointEnabled(requestURI)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN, "This endpoint is disabled");
return false;
}
return true;
}
}
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@Component
public class EndpointInterceptor implements HandlerInterceptor {
@Autowired private EndpointConfiguration endpointConfiguration;
@Override
public boolean preHandle(
HttpServletRequest request, HttpServletResponse response, Object handler)
throws Exception {
String requestURI = request.getRequestURI();
if (!endpointConfiguration.isEndpointEnabled(requestURI)) {
response.sendError(HttpServletResponse.SC_FORBIDDEN, "This endpoint is disabled");
return false;
}
return true;
}
}

50
src/main/java/stirling/software/SPDF/config/MetricsConfig.java
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@ -1,25 +1,25 @@
package stirling.software.SPDF.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import io.micrometer.core.instrument.Meter;
import io.micrometer.core.instrument.config.MeterFilter;
import io.micrometer.core.instrument.config.MeterFilterReply;
@Configuration
public class MetricsConfig {
@Bean
public MeterFilter meterFilter() {
return new MeterFilter() {
@Override
public MeterFilterReply accept(Meter.Id id) {
if (id.getName().equals("http.requests")) {
return MeterFilterReply.NEUTRAL;
}
return MeterFilterReply.DENY;
}
};
}
}
package stirling.software.SPDF.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import io.micrometer.core.instrument.Meter;
import io.micrometer.core.instrument.config.MeterFilter;
import io.micrometer.core.instrument.config.MeterFilterReply;
@Configuration
public class MetricsConfig {
@Bean
public MeterFilter meterFilter() {
return new MeterFilter() {
@Override
public MeterFilterReply accept(Meter.Id id) {
if (id.getName().equals("http.requests")) {
return MeterFilterReply.NEUTRAL;
}
return MeterFilterReply.DENY;
}
};
}
}

128
src/main/java/stirling/software/SPDF/config/MetricsFilter.java
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@ -1,64 +1,64 @@
package stirling.software.SPDF.config;
import java.io.IOException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import io.micrometer.core.instrument.Counter;
import io.micrometer.core.instrument.MeterRegistry;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@Component
public class MetricsFilter extends OncePerRequestFilter {
private final MeterRegistry meterRegistry;
@Autowired
public MetricsFilter(MeterRegistry meterRegistry) {
this.meterRegistry = meterRegistry;
}
@Override
protected void doFilterInternal(
HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
throws ServletException, IOException {
String uri = request.getRequestURI();
// System.out.println("uri="+uri + ", method=" + request.getMethod() );
// Ignore static resources
if (!(uri.startsWith("/js")
|| uri.startsWith("/v1/api-docs")
|| uri.endsWith("robots.txt")
|| uri.startsWith("/images")
|| uri.startsWith("/images")
|| uri.endsWith(".png")
|| uri.endsWith(".ico")
|| uri.endsWith(".css")
|| uri.endsWith(".map")
|| uri.endsWith(".svg")
|| uri.endsWith(".js")
|| uri.contains("swagger")
|| uri.startsWith("/api/v1/info")
|| uri.startsWith("/site.webmanifest")
|| uri.startsWith("/fonts")
|| uri.startsWith("/pdfjs"))) {
Counter counter =
Counter.builder("http.requests")
.tag("uri", uri)
.tag("method", request.getMethod())
.register(meterRegistry);
counter.increment();
// System.out.println("Counted");
}
filterChain.doFilter(request, response);
}
}
package stirling.software.SPDF.config;
import java.io.IOException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import io.micrometer.core.instrument.Counter;
import io.micrometer.core.instrument.MeterRegistry;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@Component
public class MetricsFilter extends OncePerRequestFilter {
private final MeterRegistry meterRegistry;
@Autowired
public MetricsFilter(MeterRegistry meterRegistry) {
this.meterRegistry = meterRegistry;
}
@Override
protected void doFilterInternal(
HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
throws ServletException, IOException {
String uri = request.getRequestURI();
// System.out.println("uri="+uri + ", method=" + request.getMethod() );
// Ignore static resources
if (!(uri.startsWith("/js")
|| uri.startsWith("/v1/api-docs")
|| uri.endsWith("robots.txt")
|| uri.startsWith("/images")
|| uri.startsWith("/images")
|| uri.endsWith(".png")
|| uri.endsWith(".ico")
|| uri.endsWith(".css")
|| uri.endsWith(".map")
|| uri.endsWith(".svg")
|| uri.endsWith(".js")
|| uri.contains("swagger")
|| uri.startsWith("/api/v1/info")
|| uri.startsWith("/site.webmanifest")
|| uri.startsWith("/fonts")
|| uri.startsWith("/pdfjs"))) {
Counter counter =
Counter.builder("http.requests")
.tag("uri", uri)
.tag("method", request.getMethod())
.register(meterRegistry);
counter.increment();
// System.out.println("Counted");
}
filterChain.doFilter(request, response);
}
}

106
src/main/java/stirling/software/SPDF/config/OpenApiConfig.java
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@ -1,53 +1,53 @@
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import io.swagger.v3.oas.models.Components;
import io.swagger.v3.oas.models.OpenAPI;
import io.swagger.v3.oas.models.info.Info;
import io.swagger.v3.oas.models.security.SecurityRequirement;
import io.swagger.v3.oas.models.security.SecurityScheme;
import stirling.software.SPDF.model.ApplicationProperties;
@Configuration
public class OpenApiConfig {
@Autowired ApplicationProperties applicationProperties;
@Bean
public OpenAPI customOpenAPI() {
String version = getClass().getPackage().getImplementationVersion();
if (version == null) {
version = "1.0.0"; // default version if all else fails
}
SecurityScheme apiKeyScheme =
new SecurityScheme()
.type(SecurityScheme.Type.APIKEY)
.in(SecurityScheme.In.HEADER)
.name("X-API-KEY");
if (!applicationProperties.getSecurity().getEnableLogin()) {
return new OpenAPI()
.components(new Components())
.info(
new Info()
.title("Stirling PDF API")
.version(version)
.description(
"API documentation for all Server-Side processing.\nPlease note some functionality might be UI only and missing from here."));
} else {
return new OpenAPI()
.components(new Components().addSecuritySchemes("apiKey", apiKeyScheme))
.info(
new Info()
.title("Stirling PDF API")
.version(version)
.description(
"API documentation for all Server-Side processing.\nPlease note some functionality might be UI only and missing from here."))
.addSecurityItem(new SecurityRequirement().addList("apiKey"));
}
}
}
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import io.swagger.v3.oas.models.Components;
import io.swagger.v3.oas.models.OpenAPI;
import io.swagger.v3.oas.models.info.Info;
import io.swagger.v3.oas.models.security.SecurityRequirement;
import io.swagger.v3.oas.models.security.SecurityScheme;
import stirling.software.SPDF.model.ApplicationProperties;
@Configuration
public class OpenApiConfig {
@Autowired ApplicationProperties applicationProperties;
@Bean
public OpenAPI customOpenAPI() {
String version = getClass().getPackage().getImplementationVersion();
if (version == null) {
version = "1.0.0"; // default version if all else fails
}
SecurityScheme apiKeyScheme =
new SecurityScheme()
.type(SecurityScheme.Type.APIKEY)
.in(SecurityScheme.In.HEADER)
.name("X-API-KEY");
if (!applicationProperties.getSecurity().getEnableLogin()) {
return new OpenAPI()
.components(new Components())
.info(
new Info()
.title("Stirling PDF API")
.version(version)
.description(
"API documentation for all Server-Side processing.\nPlease note some functionality might be UI only and missing from here."));
} else {
return new OpenAPI()
.components(new Components().addSecuritySchemes("apiKey", apiKeyScheme))
.info(
new Info()
.title("Stirling PDF API")
.version(version)
.description(
"API documentation for all Server-Side processing.\nPlease note some functionality might be UI only and missing from here."))
.addSecurityItem(new SecurityRequirement().addList("apiKey"));
}
}
}

36
src/main/java/stirling/software/SPDF/config/StartupApplicationListener.java
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@ -1,18 +1,18 @@
package stirling.software.SPDF.config;
import java.time.LocalDateTime;
import org.springframework.context.ApplicationListener;
import org.springframework.context.event.ContextRefreshedEvent;
import org.springframework.stereotype.Component;
@Component
public class StartupApplicationListener implements ApplicationListener<ContextRefreshedEvent> {
public static LocalDateTime startTime;
@Override
public void onApplicationEvent(ContextRefreshedEvent event) {
startTime = LocalDateTime.now();
}
}
package stirling.software.SPDF.config;
import java.time.LocalDateTime;
import org.springframework.context.ApplicationListener;
import org.springframework.context.event.ContextRefreshedEvent;
import org.springframework.stereotype.Component;
@Component
public class StartupApplicationListener implements ApplicationListener<ContextRefreshedEvent> {
public static LocalDateTime startTime;
@Override
public void onApplicationEvent(ContextRefreshedEvent event) {
startTime = LocalDateTime.now();
}
}

52
src/main/java/stirling/software/SPDF/config/WebMvcConfig.java
View file

@ -1,26 +1,26 @@
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@Configuration
public class WebMvcConfig implements WebMvcConfigurer {
@Autowired private EndpointInterceptor endpointInterceptor;
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(endpointInterceptor);
}
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
// Handler for external static resources
registry.addResourceHandler("/**")
.addResourceLocations("file:customFiles/static/", "classpath:/static/");
// .setCachePeriod(0); // Optional: disable caching
}
}
package stirling.software.SPDF.config;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
@Configuration
public class WebMvcConfig implements WebMvcConfigurer {
@Autowired private EndpointInterceptor endpointInterceptor;
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(endpointInterceptor);
}
@Override
public void addResourceHandlers(ResourceHandlerRegistry registry) {
// Handler for external static resources
registry.addResourceHandler("/**")
.addResourceLocations("file:customFiles/static/", "classpath:/static/");
// .setCachePeriod(0); // Optional: disable caching
}
}

98
src/main/java/stirling/software/SPDF/config/security/CustomAuthenticationFailureHandler.java
View file

@ -1,49 +1,49 @@
package stirling.software.SPDF.config.security;
import java.io.IOException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.LockedException;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
import org.springframework.stereotype.Component;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@Component
public class CustomAuthenticationFailureHandler extends SimpleUrlAuthenticationFailureHandler {
@Autowired private final LoginAttemptService loginAttemptService;
@Autowired
public CustomAuthenticationFailureHandler(LoginAttemptService loginAttemptService) {
this.loginAttemptService = loginAttemptService;
}
@Override
public void onAuthenticationFailure(
HttpServletRequest request,
HttpServletResponse response,
AuthenticationException exception)
throws IOException, ServletException {
String ip = request.getRemoteAddr();
logger.error("Failed login attempt from IP: " + ip);
String username = request.getParameter("username");
if (loginAttemptService.loginAttemptCheck(username)) {
setDefaultFailureUrl("/login?error=locked");
} else {
if (exception.getClass().isAssignableFrom(BadCredentialsException.class)) {
setDefaultFailureUrl("/login?error=badcredentials");
} else if (exception.getClass().isAssignableFrom(LockedException.class)) {
setDefaultFailureUrl("/login?error=locked");
}
}
super.onAuthenticationFailure(request, response, exception);
}
}
package stirling.software.SPDF.config.security;
import java.io.IOException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.LockedException;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.SimpleUrlAuthenticationFailureHandler;
import org.springframework.stereotype.Component;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
@Component
public class CustomAuthenticationFailureHandler extends SimpleUrlAuthenticationFailureHandler {
@Autowired private final LoginAttemptService loginAttemptService;
@Autowired
public CustomAuthenticationFailureHandler(LoginAttemptService loginAttemptService) {
this.loginAttemptService = loginAttemptService;
}
@Override
public void onAuthenticationFailure(
HttpServletRequest request,
HttpServletResponse response,
AuthenticationException exception)
throws IOException, ServletException {
String ip = request.getRemoteAddr();
logger.error("Failed login attempt from IP: " + ip);
String username = request.getParameter("username");
if (loginAttemptService.loginAttemptCheck(username)) {
setDefaultFailureUrl("/login?error=locked");
} else {
if (exception.getClass().isAssignableFrom(BadCredentialsException.class)) {
setDefaultFailureUrl("/login?error=badcredentials");
} else if (exception.getClass().isAssignableFrom(LockedException.class)) {
setDefaultFailureUrl("/login?error=locked");
}
}
super.onAuthenticationFailure(request, response, exception);
}
}

114
src/main/java/stirling/software/SPDF/config/security/CustomUserDetailsService.java
View file

@ -1,57 +1,57 @@
package stirling.software.SPDF.config.security;
import java.util.Collection;
import java.util.Set;
import java.util.stream.Collectors;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.LockedException;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;
import stirling.software.SPDF.model.Authority;
import stirling.software.SPDF.model.User;
import stirling.software.SPDF.repository.UserRepository;
@Service
public class CustomUserDetailsService implements UserDetailsService {
@Autowired private UserRepository userRepository;
@Autowired private LoginAttemptService loginAttemptService;
@Override
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
User user =
userRepository
.findByUsername(username)
.orElseThrow(
() ->
new UsernameNotFoundException(
"No user found with username: " + username));
if (loginAttemptService.isBlocked(username)) {
throw new LockedException(
"Your account has been locked due to too many failed login attempts.");
}
return new org.springframework.security.core.userdetails.User(
user.getUsername(),
user.getPassword(),
user.isEnabled(),
true,
true,
true,
getAuthorities(user.getAuthorities()));
}
private Collection<? extends GrantedAuthority> getAuthorities(Set<Authority> authorities) {
return authorities.stream()
.map(authority -> new SimpleGrantedAuthority(authority.getAuthority()))
.collect(Collectors.toList());
}
}
package stirling.software.SPDF.config.security;
import java.util.Collection;
import java.util.Set;
import java.util.stream.Collectors;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.LockedException;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.stereotype.Service;
import stirling.software.SPDF.model.Authority;
import stirling.software.SPDF.model.User;
import stirling.software.SPDF.repository.UserRepository;
@Service
public class CustomUserDetailsService implements UserDetailsService {
@Autowired private UserRepository userRepository;
@Autowired private LoginAttemptService loginAttemptService;
@Override
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
User user =
userRepository
.findByUsername(username)
.orElseThrow(
() ->
new UsernameNotFoundException(
"No user found with username: " + username));
if (loginAttemptService.isBlocked(username)) {
throw new LockedException(
"Your account has been locked due to too many failed login attempts.");
}
return new org.springframework.security.core.userdetails.User(
user.getUsername(),
user.getPassword(),
user.isEnabled(),
true,
true,
true,
getAuthorities(user.getAuthorities()));
}
private Collection<? extends GrantedAuthority> getAuthorities(Set<Authority> authorities) {
return authorities.stream()
.map(authority -> new SimpleGrantedAuthority(authority.getAuthority()))
.collect(Collectors.toList());
}
}

280
src/main/java/stirling/software/SPDF/config/security/SecurityConfiguration.java
View file

@ -1,140 +1,140 @@
package stirling.software.SPDF.config.security;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Lazy;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.security.web.authentication.rememberme.PersistentTokenRepository;
import org.springframework.security.web.savedrequest.NullRequestCache;
import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
import stirling.software.SPDF.repository.JPATokenRepositoryImpl;
@Configuration
@EnableWebSecurity()
@EnableMethodSecurity
public class SecurityConfiguration {
@Autowired private UserDetailsService userDetailsService;
@Bean
public PasswordEncoder passwordEncoder() {
return new BCryptPasswordEncoder();
}
@Autowired @Lazy private UserService userService;
@Autowired
@Qualifier("loginEnabled")
public boolean loginEnabledValue;
@Autowired private UserAuthenticationFilter userAuthenticationFilter;
@Autowired private LoginAttemptService loginAttemptService;
@Autowired private FirstLoginFilter firstLoginFilter;
@Bean
public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
http.addFilterBefore(userAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);
if (loginEnabledValue) {
http.csrf(csrf -> csrf.disable());
http.addFilterBefore(rateLimitingFilter(), UsernamePasswordAuthenticationFilter.class);
http.addFilterAfter(firstLoginFilter, UsernamePasswordAuthenticationFilter.class);
http.formLogin(
formLogin ->
formLogin
.loginPage("/login")
.successHandler(
new CustomAuthenticationSuccessHandler())
.defaultSuccessUrl("/")
.failureHandler(
new CustomAuthenticationFailureHandler(
loginAttemptService))
.permitAll())
.requestCache(requestCache -> requestCache.requestCache(new NullRequestCache()))
.logout(
logout ->
logout.logoutRequestMatcher(
new AntPathRequestMatcher("/logout"))
.logoutSuccessUrl("/login?logout=true")
.invalidateHttpSession(true) // Invalidate session
.deleteCookies("JSESSIONID", "remember-me"))
.rememberMe(
rememberMeConfigurer ->
rememberMeConfigurer // Use the configurator directly
.key("uniqueAndSecret")
.tokenRepository(persistentTokenRepository())
.tokenValiditySeconds(1209600) // 2 weeks
)
.authorizeHttpRequests(
authz ->
authz.requestMatchers(
req -> {
String uri = req.getRequestURI();
String contextPath = req.getContextPath();
// Remove the context path from the URI
String trimmedUri =
uri.startsWith(contextPath)
? uri.substring(
contextPath
.length())
: uri;
return trimmedUri.startsWith("/login")
|| trimmedUri.endsWith(".svg")
|| trimmedUri.startsWith(
"/register")
|| trimmedUri.startsWith("/error")
|| trimmedUri.startsWith("/images/")
|| trimmedUri.startsWith("/public/")
|| trimmedUri.startsWith("/css/")
|| trimmedUri.startsWith("/js/")
|| trimmedUri.startsWith(
"/api/v1/info/status");
})
.permitAll()
.anyRequest()
.authenticated())
.userDetailsService(userDetailsService)
.authenticationProvider(authenticationProvider());
} else {
http.csrf(csrf -> csrf.disable())
.authorizeHttpRequests(authz -> authz.anyRequest().permitAll());
}
return http.build();
}
@Bean
public IPRateLimitingFilter rateLimitingFilter() {
int maxRequestsPerIp = 1000000; // Example limit TODO add config level
return new IPRateLimitingFilter(maxRequestsPerIp, maxRequestsPerIp);
}
@Bean
public DaoAuthenticationProvider authenticationProvider() {
DaoAuthenticationProvider authProvider = new DaoAuthenticationProvider();
authProvider.setUserDetailsService(userDetailsService);
authProvider.setPasswordEncoder(passwordEncoder());
return authProvider;
}
@Bean
public PersistentTokenRepository persistentTokenRepository() {
return new JPATokenRepositoryImpl();
}
}
package stirling.software.SPDF.config.security;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Lazy;
import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.security.web.authentication.rememberme.PersistentTokenRepository;
import org.springframework.security.web.savedrequest.NullRequestCache;
import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
import stirling.software.SPDF.repository.JPATokenRepositoryImpl;
@Configuration
@EnableWebSecurity()
@EnableMethodSecurity
public class SecurityConfiguration {
@Autowired private UserDetailsService userDetailsService;
@Bean
public PasswordEncoder passwordEncoder() {
return new BCryptPasswordEncoder();
}
@Autowired @Lazy private UserService userService;
@Autowired
@Qualifier("loginEnabled")
public boolean loginEnabledValue;
@Autowired private UserAuthenticationFilter userAuthenticationFilter;
@Autowired private LoginAttemptService loginAttemptService;
@Autowired private FirstLoginFilter firstLoginFilter;
@Bean
public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
http.addFilterBefore(userAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);
if (loginEnabledValue) {
http.csrf(csrf -> csrf.disable());
http.addFilterBefore(rateLimitingFilter(), UsernamePasswordAuthenticationFilter.class);
http.addFilterAfter(firstLoginFilter, UsernamePasswordAuthenticationFilter.class);
http.formLogin(
formLogin ->
formLogin
.loginPage("/login")
.successHandler(
new CustomAuthenticationSuccessHandler())
.defaultSuccessUrl("/")
.failureHandler(
new CustomAuthenticationFailureHandler(
loginAttemptService))
.permitAll())
.requestCache(requestCache -> requestCache.requestCache(new NullRequestCache()))
.logout(
logout ->
logout.logoutRequestMatcher(
new AntPathRequestMatcher("/logout"))
.logoutSuccessUrl("/login?logout=true")
.invalidateHttpSession(true) // Invalidate session
.deleteCookies("JSESSIONID", "remember-me"))
.rememberMe(
rememberMeConfigurer ->
rememberMeConfigurer // Use the configurator directly
.key("uniqueAndSecret")
.tokenRepository(persistentTokenRepository())
.tokenValiditySeconds(1209600) // 2 weeks
)
.authorizeHttpRequests(
authz ->
authz.requestMatchers(
req -> {
String uri = req.getRequestURI();
String contextPath = req.getContextPath();
// Remove the context path from the URI
String trimmedUri =
uri.startsWith(contextPath)
? uri.substring(
contextPath
.length())
: uri;
return trimmedUri.startsWith("/login")
|| trimmedUri.endsWith(".svg")
|| trimmedUri.startsWith(
"/register")
|| trimmedUri.startsWith("/error")
|| trimmedUri.startsWith("/images/")
|| trimmedUri.startsWith("/public/")
|| trimmedUri.startsWith("/css/")
|| trimmedUri.startsWith("/js/")
|| trimmedUri.startsWith(
"/api/v1/info/status");
})
.permitAll()
.anyRequest()
.authenticated())
.userDetailsService(userDetailsService)
.authenticationProvider(authenticationProvider());
} else {
http.csrf(csrf -> csrf.disable())
.authorizeHttpRequests(authz -> authz.anyRequest().permitAll());
}
return http.build();
}
@Bean
public IPRateLimitingFilter rateLimitingFilter() {
int maxRequestsPerIp = 1000000; // Example limit TODO add config level
return new IPRateLimitingFilter(maxRequestsPerIp, maxRequestsPerIp);
}
@Bean
public DaoAuthenticationProvider authenticationProvider() {
DaoAuthenticationProvider authProvider = new DaoAuthenticationProvider();
authProvider.setUserDetailsService(userDetailsService);
authProvider.setPasswordEncoder(passwordEncoder());
return authProvider;
}
@Bean
public PersistentTokenRepository persistentTokenRepository() {
return new JPATokenRepositoryImpl();
}
}

236
src/main/java/stirling/software/SPDF/config/security/UserAuthenticationFilter.java
View file

@ -1,118 +1,118 @@
package stirling.software.SPDF.config.security;
import java.io.IOException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Lazy;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import stirling.software.SPDF.model.ApiKeyAuthenticationToken;
@Component
public class UserAuthenticationFilter extends OncePerRequestFilter {
@Autowired private UserDetailsService userDetailsService;
@Autowired @Lazy private UserService userService;
@Autowired
@Qualifier("loginEnabled")
public boolean loginEnabledValue;
@Override
protected void doFilterInternal(
HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
throws ServletException, IOException {
if (!loginEnabledValue) {
// If login is not enabled, just pass all requests without authentication
filterChain.doFilter(request, response);
return;
}
String requestURI = request.getRequestURI();
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
// Check for API key in the request headers if no authentication exists
if (authentication == null || !authentication.isAuthenticated()) {
String apiKey = request.getHeader("X-API-Key");
if (apiKey != null && !apiKey.trim().isEmpty()) {
try {
// Use API key to authenticate. This requires you to have an authentication
// provider for API keys.
UserDetails userDetails = userService.loadUserByApiKey(apiKey);
if (userDetails == null) {
response.setStatus(HttpStatus.UNAUTHORIZED.value());
response.getWriter().write("Invalid API Key.");
return;
}
authentication =
new ApiKeyAuthenticationToken(
userDetails, apiKey, userDetails.getAuthorities());
SecurityContextHolder.getContext().setAuthentication(authentication);
} catch (AuthenticationException e) {
// If API key authentication fails, deny the request
response.setStatus(HttpStatus.UNAUTHORIZED.value());
response.getWriter().write("Invalid API Key.");
return;
}
}
}
// If we still don't have any authentication, deny the request
if (authentication == null || !authentication.isAuthenticated()) {
String method = request.getMethod();
String contextPath = request.getContextPath();
if ("GET".equalsIgnoreCase(method) && !(contextPath + "/login").equals(requestURI)) {
response.sendRedirect(contextPath + "/login"); // redirect to the login page
return;
} else {
response.setStatus(HttpStatus.UNAUTHORIZED.value());
response.getWriter()
.write(
"Authentication required. Please provide a X-API-KEY in request header.\nThis is found in Settings -> Account Settings -> API Key\nAlternativly you can disable authentication if this is unexpected");
return;
}
}
filterChain.doFilter(request, response);
}
@Override
protected boolean shouldNotFilter(HttpServletRequest request) throws ServletException {
String uri = request.getRequestURI();
String contextPath = request.getContextPath();
String[] permitAllPatterns = {
contextPath + "/login",
contextPath + "/register",
contextPath + "/error",
contextPath + "/images/",
contextPath + "/public/",
contextPath + "/css/",
contextPath + "/js/",
contextPath + "/pdfjs/",
contextPath + "/api/v1/info/status",
contextPath + "/site.webmanifest"
};
for (String pattern : permitAllPatterns) {
if (uri.startsWith(pattern) || uri.endsWith(".svg")) {
return true;
}
}
return false;
}
}
package stirling.software.SPDF.config.security;
import java.io.IOException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Lazy;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import stirling.software.SPDF.model.ApiKeyAuthenticationToken;
@Component
public class UserAuthenticationFilter extends OncePerRequestFilter {
@Autowired private UserDetailsService userDetailsService;
@Autowired @Lazy private UserService userService;
@Autowired
@Qualifier("loginEnabled")
public boolean loginEnabledValue;
@Override
protected void doFilterInternal(
HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
throws ServletException, IOException {
if (!loginEnabledValue) {
// If login is not enabled, just pass all requests without authentication
filterChain.doFilter(request, response);
return;
}
String requestURI = request.getRequestURI();
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
// Check for API key in the request headers if no authentication exists
if (authentication == null || !authentication.isAuthenticated()) {
String apiKey = request.getHeader("X-API-Key");
if (apiKey != null && !apiKey.trim().isEmpty()) {
try {
// Use API key to authenticate. This requires you to have an authentication
// provider for API keys.
UserDetails userDetails = userService.loadUserByApiKey(apiKey);
if (userDetails == null) {
response.setStatus(HttpStatus.UNAUTHORIZED.value());
response.getWriter().write("Invalid API Key.");
return;
}
authentication =
new ApiKeyAuthenticationToken(
userDetails, apiKey, userDetails.getAuthorities());
SecurityContextHolder.getContext().setAuthentication(authentication);
} catch (AuthenticationException e) {
// If API key authentication fails, deny the request
response.setStatus(HttpStatus.UNAUTHORIZED.value());
response.getWriter().write("Invalid API Key.");
return;
}
}
}
// If we still don't have any authentication, deny the request
if (authentication == null || !authentication.isAuthenticated()) {
String method = request.getMethod();
String contextPath = request.getContextPath();
if ("GET".equalsIgnoreCase(method) && !(contextPath + "/login").equals(requestURI)) {
response.sendRedirect(contextPath + "/login"); // redirect to the login page
return;
} else {
response.setStatus(HttpStatus.UNAUTHORIZED.value());
response.getWriter()
.write(
"Authentication required. Please provide a X-API-KEY in request header.\nThis is found in Settings -> Account Settings -> API Key\nAlternativly you can disable authentication if this is unexpected");
return;
}
}
filterChain.doFilter(request, response);
}
@Override
protected boolean shouldNotFilter(HttpServletRequest request) throws ServletException {
String uri = request.getRequestURI();
String contextPath = request.getContextPath();
String[] permitAllPatterns = {
contextPath + "/login",
contextPath + "/register",
contextPath + "/error",
contextPath + "/images/",
contextPath + "/public/",
contextPath + "/css/",
contextPath + "/js/",
contextPath + "/pdfjs/",
contextPath + "/api/v1/info/status",
contextPath + "/site.webmanifest"
};
for (String pattern : permitAllPatterns) {
if (uri.startsWith(pattern) || uri.endsWith(".svg")) {
return true;
}
}
return false;
}
}

286
src/main/java/stirling/software/SPDF/config/security/UserBasedRateLimitingFilter.java
View file

@ -1,143 +1,143 @@
package stirling.software.SPDF.config.security;
import java.io.IOException;
import java.time.Duration;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import io.github.bucket4j.Bandwidth;
import io.github.bucket4j.Bucket;
import io.github.bucket4j.ConsumptionProbe;
import io.github.bucket4j.Refill;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import stirling.software.SPDF.model.Role;
@Component
public class UserBasedRateLimitingFilter extends OncePerRequestFilter {
private final Map<String, Bucket> apiBuckets = new ConcurrentHashMap<>();
private final Map<String, Bucket> webBuckets = new ConcurrentHashMap<>();
@Autowired private UserDetailsService userDetailsService;
@Autowired
@Qualifier("rateLimit")
public boolean rateLimit;
@Override
protected void doFilterInternal(
HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
throws ServletException, IOException {
if (!rateLimit) {
// If rateLimit is not enabled, just pass all requests without rate limiting
filterChain.doFilter(request, response);
return;
}
String method = request.getMethod();
if (!"POST".equalsIgnoreCase(method)) {
// If the request is not a POST, just pass it through without rate limiting
filterChain.doFilter(request, response);
return;
}
String identifier = null;
// Check for API key in the request headers
String apiKey = request.getHeader("X-API-Key");
if (apiKey != null && !apiKey.trim().isEmpty()) {
identifier =
"API_KEY_" + apiKey; // Prefix to distinguish between API keys and usernames
} else {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication != null && authentication.isAuthenticated()) {
UserDetails userDetails = (UserDetails) authentication.getPrincipal();
identifier = userDetails.getUsername();
}
}
// If neither API key nor an authenticated user is present, use IP address
if (identifier == null) {
identifier = request.getRemoteAddr();
}
Role userRole =
getRoleFromAuthentication(SecurityContextHolder.getContext().getAuthentication());
if (request.getHeader("X-API-Key") != null) {
// It's an API call
processRequest(
userRole.getApiCallsPerDay(),
identifier,
apiBuckets,
request,
response,
filterChain);
} else {
// It's a Web UI call
processRequest(
userRole.getWebCallsPerDay(),
identifier,
webBuckets,
request,
response,
filterChain);
}
}
private Role getRoleFromAuthentication(Authentication authentication) {
if (authentication != null && authentication.isAuthenticated()) {
for (GrantedAuthority authority : authentication.getAuthorities()) {
try {
return Role.fromString(authority.getAuthority());
} catch (IllegalArgumentException ex) {
// Ignore and continue to next authority.
}
}
}
throw new IllegalStateException("User does not have a valid role.");
}
private void processRequest(
int limitPerDay,
String identifier,
Map<String, Bucket> buckets,
HttpServletRequest request,
HttpServletResponse response,
FilterChain filterChain)
throws IOException, ServletException {
Bucket userBucket = buckets.computeIfAbsent(identifier, k -> createUserBucket(limitPerDay));
ConsumptionProbe probe = userBucket.tryConsumeAndReturnRemaining(1);
if (probe.isConsumed()) {
response.setHeader("X-Rate-Limit-Remaining", Long.toString(probe.getRemainingTokens()));
filterChain.doFilter(request, response);
} else {
long waitForRefill = probe.getNanosToWaitForRefill() / 1_000_000_000;
response.setStatus(HttpStatus.TOO_MANY_REQUESTS.value());
response.setHeader("X-Rate-Limit-Retry-After-Seconds", String.valueOf(waitForRefill));
response.getWriter().write("Rate limit exceeded for POST requests.");
}
}
private Bucket createUserBucket(int limitPerDay) {
Bandwidth limit =
Bandwidth.classic(limitPerDay, Refill.intervally(limitPerDay, Duration.ofDays(1)));
return Bucket.builder().addLimit(limit).build();
}
}
package stirling.software.SPDF.config.security;
import java.io.IOException;
import java.time.Duration;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import io.github.bucket4j.Bandwidth;
import io.github.bucket4j.Bucket;
import io.github.bucket4j.ConsumptionProbe;
import io.github.bucket4j.Refill;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import stirling.software.SPDF.model.Role;
@Component
public class UserBasedRateLimitingFilter extends OncePerRequestFilter {
private final Map<String, Bucket> apiBuckets = new ConcurrentHashMap<>();
private final Map<String, Bucket> webBuckets = new ConcurrentHashMap<>();
@Autowired private UserDetailsService userDetailsService;
@Autowired
@Qualifier("rateLimit")
public boolean rateLimit;
@Override
protected void doFilterInternal(
HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
throws ServletException, IOException {
if (!rateLimit) {
// If rateLimit is not enabled, just pass all requests without rate limiting
filterChain.doFilter(request, response);
return;
}
String method = request.getMethod();
if (!"POST".equalsIgnoreCase(method)) {
// If the request is not a POST, just pass it through without rate limiting
filterChain.doFilter(request, response);
return;
}
String identifier = null;
// Check for API key in the request headers
String apiKey = request.getHeader("X-API-Key");
if (apiKey != null && !apiKey.trim().isEmpty()) {
identifier =
"API_KEY_" + apiKey; // Prefix to distinguish between API keys and usernames
} else {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication != null && authentication.isAuthenticated()) {
UserDetails userDetails = (UserDetails) authentication.getPrincipal();
identifier = userDetails.getUsername();
}
}
// If neither API key nor an authenticated user is present, use IP address
if (identifier == null) {
identifier = request.getRemoteAddr();
}
Role userRole =
getRoleFromAuthentication(SecurityContextHolder.getContext().getAuthentication());
if (request.getHeader("X-API-Key") != null) {
// It's an API call
processRequest(
userRole.getApiCallsPerDay(),
identifier,
apiBuckets,
request,
response,
filterChain);
} else {
// It's a Web UI call
processRequest(
userRole.getWebCallsPerDay(),
identifier,
webBuckets,
request,
response,
filterChain);
}
}
private Role getRoleFromAuthentication(Authentication authentication) {
if (authentication != null && authentication.isAuthenticated()) {
for (GrantedAuthority authority : authentication.getAuthorities()) {
try {
return Role.fromString(authority.getAuthority());
} catch (IllegalArgumentException ex) {
// Ignore and continue to next authority.
}
}
}
throw new IllegalStateException("User does not have a valid role.");
}
private void processRequest(
int limitPerDay,
String identifier,
Map<String, Bucket> buckets,
HttpServletRequest request,
HttpServletResponse response,
FilterChain filterChain)
throws IOException, ServletException {
Bucket userBucket = buckets.computeIfAbsent(identifier, k -> createUserBucket(limitPerDay));
ConsumptionProbe probe = userBucket.tryConsumeAndReturnRemaining(1);
if (probe.isConsumed()) {
response.setHeader("X-Rate-Limit-Remaining", Long.toString(probe.getRemainingTokens()));
filterChain.doFilter(request, response);
} else {
long waitForRefill = probe.getNanosToWaitForRefill() / 1_000_000_000;
response.setStatus(HttpStatus.TOO_MANY_REQUESTS.value());
response.setHeader("X-Rate-Limit-Retry-After-Seconds", String.valueOf(waitForRefill));
response.getWriter().write("Rate limit exceeded for POST requests.");
}
}
private Bucket createUserBucket(int limitPerDay) {
Bandwidth limit =
Bandwidth.classic(limitPerDay, Refill.intervally(limitPerDay, Duration.ofDays(1)));
return Bucket.builder().addLimit(limit).build();
}
}

394
src/main/java/stirling/software/SPDF/config/security/UserService.java
View file

@ -1,197 +1,197 @@
package stirling.software.SPDF.config.security;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import java.util.UUID;
import java.util.stream.Collectors;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.stereotype.Service;
import stirling.software.SPDF.controller.api.pipeline.UserServiceInterface;
import stirling.software.SPDF.model.Authority;
import stirling.software.SPDF.model.Role;
import stirling.software.SPDF.model.User;
import stirling.software.SPDF.repository.UserRepository;
@Service
public class UserService implements UserServiceInterface {
@Autowired private UserRepository userRepository;
@Autowired private PasswordEncoder passwordEncoder;
public Authentication getAuthentication(String apiKey) {
User user = getUserByApiKey(apiKey);
if (user == null) {
throw new UsernameNotFoundException("API key is not valid");
}
// Convert the user into an Authentication object
return new UsernamePasswordAuthenticationToken(
user, // principal (typically the user)
null, // credentials (we don't expose the password or API key here)
getAuthorities(user) // user's authorities (roles/permissions)
);
}
private Collection<? extends GrantedAuthority> getAuthorities(User user) {
// Convert each Authority object into a SimpleGrantedAuthority object.
return user.getAuthorities().stream()
.map((Authority authority) -> new SimpleGrantedAuthority(authority.getAuthority()))
.collect(Collectors.toList());
}
private String generateApiKey() {
String apiKey;
do {
apiKey = UUID.randomUUID().toString();
} while (userRepository.findByApiKey(apiKey) != null); // Ensure uniqueness
return apiKey;
}
public User addApiKeyToUser(String username) {
User user =
userRepository
.findByUsername(username)
.orElseThrow(() -> new UsernameNotFoundException("User not found"));
user.setApiKey(generateApiKey());
return userRepository.save(user);
}
public User refreshApiKeyForUser(String username) {
return addApiKeyToUser(username); // reuse the add API key method for refreshing
}
public String getApiKeyForUser(String username) {
User user =
userRepository
.findByUsername(username)
.orElseThrow(() -> new UsernameNotFoundException("User not found"));
return user.getApiKey();
}
public boolean isValidApiKey(String apiKey) {
return userRepository.findByApiKey(apiKey) != null;
}
public User getUserByApiKey(String apiKey) {
return userRepository.findByApiKey(apiKey);
}
public UserDetails loadUserByApiKey(String apiKey) {
User userOptional = userRepository.findByApiKey(apiKey);
if (userOptional != null) {
User user = userOptional;
// Convert your User entity to a UserDetails object with authorities
return new org.springframework.security.core.userdetails.User(
user.getUsername(),
user.getPassword(), // you might not need this for API key auth
getAuthorities(user));
}
return null; // or throw an exception
}
public boolean validateApiKeyForUser(String username, String apiKey) {
Optional<User> userOpt = userRepository.findByUsername(username);
return userOpt.isPresent() && userOpt.get().getApiKey().equals(apiKey);
}
public void saveUser(String username, String password) {
User user = new User();
user.setUsername(username);
user.setPassword(passwordEncoder.encode(password));
user.setEnabled(true);
userRepository.save(user);
}
public void saveUser(String username, String password, String role, boolean firstLogin) {
User user = new User();
user.setUsername(username);
user.setPassword(passwordEncoder.encode(password));
user.addAuthority(new Authority(role, user));
user.setEnabled(true);
user.setFirstLogin(firstLogin);
userRepository.save(user);
}
public void saveUser(String username, String password, String role) {
User user = new User();
user.setUsername(username);
user.setPassword(passwordEncoder.encode(password));
user.addAuthority(new Authority(role, user));
user.setEnabled(true);
user.setFirstLogin(false);
userRepository.save(user);
}
public void deleteUser(String username) {
Optional<User> userOpt = userRepository.findByUsername(username);
if (userOpt.isPresent()) {
for (Authority authority : userOpt.get().getAuthorities()) {
if (authority.getAuthority().equals(Role.INTERNAL_API_USER.getRoleId())) {
return;
}
}
userRepository.delete(userOpt.get());
}
}
public boolean usernameExists(String username) {
return userRepository.findByUsername(username).isPresent();
}
public boolean hasUsers() {
return userRepository.count() > 0;
}
public void updateUserSettings(String username, Map<String, String> updates) {
Optional<User> userOpt = userRepository.findByUsername(username);
if (userOpt.isPresent()) {
User user = userOpt.get();
Map<String, String> settingsMap = user.getSettings();
if (settingsMap == null) {
settingsMap = new HashMap<String, String>();
}
settingsMap.clear();
settingsMap.putAll(updates);
user.setSettings(settingsMap);
userRepository.save(user);
}
}
public Optional<User> findByUsername(String username) {
return userRepository.findByUsername(username);
}
public void changeUsername(User user, String newUsername) {
user.setUsername(newUsername);
userRepository.save(user);
}
public void changePassword(User user, String newPassword) {
user.setPassword(passwordEncoder.encode(newPassword));
userRepository.save(user);
}
public void changeFirstUse(User user, boolean firstUse) {
user.setFirstLogin(firstUse);
userRepository.save(user);
}
public boolean isPasswordCorrect(User user, String currentPassword) {
return passwordEncoder.matches(currentPassword, user.getPassword());
}
}
package stirling.software.SPDF.config.security;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import java.util.UUID;
import java.util.stream.Collectors;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.stereotype.Service;
import stirling.software.SPDF.controller.api.pipeline.UserServiceInterface;
import stirling.software.SPDF.model.Authority;
import stirling.software.SPDF.model.Role;
import stirling.software.SPDF.model.User;
import stirling.software.SPDF.repository.UserRepository;
@Service
public class UserService implements UserServiceInterface {
@Autowired private UserRepository userRepository;
@Autowired private PasswordEncoder passwordEncoder;
public Authentication getAuthentication(String apiKey) {
User user = getUserByApiKey(apiKey);
if (user == null) {
throw new UsernameNotFoundException("API key is not valid");
}
// Convert the user into an Authentication object
return new UsernamePasswordAuthenticationToken(
user, // principal (typically the user)
null, // credentials (we don't expose the password or API key here)
getAuthorities(user) // user's authorities (roles/permissions)
);
}
private Collection<? extends GrantedAuthority> getAuthorities(User user) {
// Convert each Authority object into a SimpleGrantedAuthority object.
return user.getAuthorities().stream()
.map((Authority authority) -> new SimpleGrantedAuthority(authority.getAuthority()))
.collect(Collectors.toList());
}
private String generateApiKey() {
String apiKey;
do {
apiKey = UUID.randomUUID().toString();
} while (userRepository.findByApiKey(apiKey) != null); // Ensure uniqueness
return apiKey;
}
public User addApiKeyToUser(String username) {
User user =
userRepository
.findByUsername(username)
.orElseThrow(() -> new UsernameNotFoundException("User not found"));
user.setApiKey(generateApiKey());
return userRepository.save(user);
}
public User refreshApiKeyForUser(String username) {
return addApiKeyToUser(username); // reuse the add API key method for refreshing
}
public String getApiKeyForUser(String username) {
User user =
userRepository
.findByUsername(username)
.orElseThrow(() -> new UsernameNotFoundException("User not found"));
return user.getApiKey();
}
public boolean isValidApiKey(String apiKey) {
return userRepository.findByApiKey(apiKey) != null;
}
public User getUserByApiKey(String apiKey) {
return userRepository.findByApiKey(apiKey);
}
public UserDetails loadUserByApiKey(String apiKey) {
User userOptional = userRepository.findByApiKey(apiKey);
if (userOptional != null) {
User user = userOptional;
// Convert your User entity to a UserDetails object with authorities
return new org.springframework.security.core.userdetails.User(
user.getUsername(),
user.getPassword(), // you might not need this for API key auth
getAuthorities(user));
}
return null; // or throw an exception
}
public boolean validateApiKeyForUser(String username, String apiKey) {
Optional<User> userOpt = userRepository.findByUsername(username);
return userOpt.isPresent() && userOpt.get().getApiKey().equals(apiKey);
}
public void saveUser(String username, String password) {
User user = new User();
user.setUsername(username);
user.setPassword(passwordEncoder.encode(password));
user.setEnabled(true);
userRepository.save(user);
}
public void saveUser(String username, String password, String role, boolean firstLogin) {
User user = new User();
user.setUsername(username);
user.setPassword(passwordEncoder.encode(password));
user.addAuthority(new Authority(role, user));
user.setEnabled(true);
user.setFirstLogin(firstLogin);
userRepository.save(user);
}
public void saveUser(String username, String password, String role) {
User user = new User();
user.setUsername(username);
user.setPassword(passwordEncoder.encode(password));
user.addAuthority(new Authority(role, user));
user.setEnabled(true);
user.setFirstLogin(false);
userRepository.save(user);
}
public void deleteUser(String username) {
Optional<User> userOpt = userRepository.findByUsername(username);
if (userOpt.isPresent()) {
for (Authority authority : userOpt.get().getAuthorities()) {
if (authority.getAuthority().equals(Role.INTERNAL_API_USER.getRoleId())) {
return;
}
}
userRepository.delete(userOpt.get());
}
}
public boolean usernameExists(String username) {
return userRepository.findByUsername(username).isPresent();
}
public boolean hasUsers() {
return userRepository.count() > 0;
}
public void updateUserSettings(String username, Map<String, String> updates) {
Optional<User> userOpt = userRepository.findByUsername(username);
if (userOpt.isPresent()) {
User user = userOpt.get();
Map<String, String> settingsMap = user.getSettings();
if (settingsMap == null) {
settingsMap = new HashMap<String, String>();
}
settingsMap.clear();
settingsMap.putAll(updates);
user.setSettings(settingsMap);
userRepository.save(user);
}
}
public Optional<User> findByUsername(String username) {
return userRepository.findByUsername(username);
}
public void changeUsername(User user, String newUsername) {
user.setUsername(newUsername);
userRepository.save(user);
}
public void changePassword(User user, String newPassword) {
user.setPassword(passwordEncoder.encode(newPassword));
userRepository.save(user);
}
public void changeFirstUse(User user, boolean firstUse) {
user.setFirstLogin(firstUse);
userRepository.save(user);
}
public boolean isPasswordCorrect(User user, String currentPassword) {
return passwordEncoder.matches(currentPassword, user.getPassword());
}
}

9
src/main/java/stirling/software/SPDF/controller/api/SplitPdfBySectionsController.java
View file

@ -119,11 +119,10 @@ public class SplitPdfBySectionsController {
// Set clipping area and position
float translateX = -subPageWidth * i;
float translateY = height - subPageHeight * (verticalDivisions - j);
//Code for google Docs pdfs..
//float translateY = -subPageHeight * (verticalDivisions - 1 - j);
// Code for google Docs pdfs..
// float translateY = -subPageHeight * (verticalDivisions - 1 - j);
contentStream.saveGraphicsState();
contentStream.addRect(0, 0, subPageWidth, subPageHeight);
contentStream.clip();

154
src/main/java/stirling/software/SPDF/controller/api/converters/ConvertWebsiteToPDF.java
View file

@ -1,77 +1,77 @@
package stirling.software.SPDF.controller.api.converters;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.converters.UrlToPdfRequest;
import stirling.software.SPDF.utils.GeneralUtils;
import stirling.software.SPDF.utils.ProcessExecutor;
import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@Tag(name = "Convert", description = "Convert APIs")
@RequestMapping("/api/v1/convert")
public class ConvertWebsiteToPDF {
@PostMapping(consumes = "multipart/form-data", value = "/url/pdf")
@Operation(
summary = "Convert a URL to a PDF",
description =
"This endpoint fetches content from a URL and converts it to a PDF format. Input:N/A Output:PDF Type:SISO")
public ResponseEntity<byte[]> urlToPdf(@ModelAttribute UrlToPdfRequest request)
throws IOException, InterruptedException {
String URL = request.getUrlInput();
// Validate the URL format
if (!URL.matches("^https?://.*") || !GeneralUtils.isValidURL(URL)) {
throw new IllegalArgumentException("Invalid URL format provided.");
}
Path tempOutputFile = null;
byte[] pdfBytes;
try {
// Prepare the output file path
tempOutputFile = Files.createTempFile("output_", ".pdf");
// Prepare the OCRmyPDF command
List<String> command = new ArrayList<>();
command.add("weasyprint");
command.add(URL);
command.add(tempOutputFile.toString());
ProcessExecutorResult returnCode =
ProcessExecutor.getInstance(ProcessExecutor.Processes.WEASYPRINT)
.runCommandWithOutputHandling(command);
// Read the optimized PDF file
pdfBytes = Files.readAllBytes(tempOutputFile);
} finally {
// Clean up the temporary files
Files.delete(tempOutputFile);
}
// Convert URL to a safe filename
String outputFilename = convertURLToFileName(URL);
return WebResponseUtils.bytesToWebResponse(pdfBytes, outputFilename);
}
private String convertURLToFileName(String url) {
String safeName = url.replaceAll("[^a-zA-Z0-9]", "_");
if (safeName.length() > 50) {
safeName = safeName.substring(0, 50); // restrict to 50 characters
}
return safeName + ".pdf";
}
}
package stirling.software.SPDF.controller.api.converters;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.converters.UrlToPdfRequest;
import stirling.software.SPDF.utils.GeneralUtils;
import stirling.software.SPDF.utils.ProcessExecutor;
import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@Tag(name = "Convert", description = "Convert APIs")
@RequestMapping("/api/v1/convert")
public class ConvertWebsiteToPDF {
@PostMapping(consumes = "multipart/form-data", value = "/url/pdf")
@Operation(
summary = "Convert a URL to a PDF",
description =
"This endpoint fetches content from a URL and converts it to a PDF format. Input:N/A Output:PDF Type:SISO")
public ResponseEntity<byte[]> urlToPdf(@ModelAttribute UrlToPdfRequest request)
throws IOException, InterruptedException {
String URL = request.getUrlInput();
// Validate the URL format
if (!URL.matches("^https?://.*") || !GeneralUtils.isValidURL(URL)) {
throw new IllegalArgumentException("Invalid URL format provided.");
}
Path tempOutputFile = null;
byte[] pdfBytes;
try {
// Prepare the output file path
tempOutputFile = Files.createTempFile("output_", ".pdf");
// Prepare the OCRmyPDF command
List<String> command = new ArrayList<>();
command.add("weasyprint");
command.add(URL);
command.add(tempOutputFile.toString());
ProcessExecutorResult returnCode =
ProcessExecutor.getInstance(ProcessExecutor.Processes.WEASYPRINT)
.runCommandWithOutputHandling(command);
// Read the optimized PDF file
pdfBytes = Files.readAllBytes(tempOutputFile);
} finally {
// Clean up the temporary files
Files.delete(tempOutputFile);
}
// Convert URL to a safe filename
String outputFilename = convertURLToFileName(URL);
return WebResponseUtils.bytesToWebResponse(pdfBytes, outputFilename);
}
private String convertURLToFileName(String url) {
String safeName = url.replaceAll("[^a-zA-Z0-9]", "_");
if (safeName.length() > 50) {
safeName = safeName.substring(0, 50); // restrict to 50 characters
}
return safeName + ".pdf";
}
}

420
src/main/java/stirling/software/SPDF/controller/api/filters/FilterController.java
View file

@ -1,210 +1,210 @@
package stirling.software.SPDF.controller.api.filters;
import java.io.IOException;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.PDFComparisonAndCount;
import stirling.software.SPDF.model.api.PDFWithPageNums;
import stirling.software.SPDF.model.api.filter.ContainsTextRequest;
import stirling.software.SPDF.model.api.filter.FileSizeRequest;
import stirling.software.SPDF.model.api.filter.PageRotationRequest;
import stirling.software.SPDF.model.api.filter.PageSizeRequest;
import stirling.software.SPDF.utils.PdfUtils;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/filter")
@Tag(name = "Filter", description = "Filter APIs")
public class FilterController {
@PostMapping(consumes = "multipart/form-data", value = "/filter-contains-text")
@Operation(
summary = "Checks if a PDF contains set text, returns true if does",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> containsText(@ModelAttribute ContainsTextRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String text = request.getText();
String pageNumber = request.getPageNumbers();
PDDocument pdfDocument = PDDocument.load(inputFile.getInputStream());
if (PdfUtils.hasText(pdfDocument, pageNumber, text))
return WebResponseUtils.pdfDocToWebResponse(
pdfDocument, inputFile.getOriginalFilename());
return null;
}
// TODO
@PostMapping(consumes = "multipart/form-data", value = "/filter-contains-image")
@Operation(
summary = "Checks if a PDF contains an image",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> containsImage(@ModelAttribute PDFWithPageNums request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String pageNumber = request.getPageNumbers();
PDDocument pdfDocument = PDDocument.load(inputFile.getInputStream());
if (PdfUtils.hasImages(pdfDocument, pageNumber))
return WebResponseUtils.pdfDocToWebResponse(
pdfDocument, inputFile.getOriginalFilename());
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-page-count")
@Operation(
summary = "Checks if a PDF is greater, less or equal to a setPageCount",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> pageCount(@ModelAttribute PDFComparisonAndCount request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String pageCount = request.getPageCount();
String comparator = request.getComparator();
// Load the PDF
PDDocument document = PDDocument.load(inputFile.getInputStream());
int actualPageCount = document.getNumberOfPages();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualPageCount > Integer.parseInt(pageCount);
break;
case "Equal":
valid = actualPageCount == Integer.parseInt(pageCount);
break;
case "Less":
valid = actualPageCount < Integer.parseInt(pageCount);
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-page-size")
@Operation(
summary = "Checks if a PDF is of a certain size",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> pageSize(@ModelAttribute PageSizeRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String standardPageSize = request.getStandardPageSize();
String comparator = request.getComparator();
// Load the PDF
PDDocument document = PDDocument.load(inputFile.getInputStream());
PDPage firstPage = document.getPage(0);
PDRectangle actualPageSize = firstPage.getMediaBox();
// Calculate the area of the actual page size
float actualArea = actualPageSize.getWidth() * actualPageSize.getHeight();
// Get the standard size and calculate its area
PDRectangle standardSize = PdfUtils.textToPageSize(standardPageSize);
float standardArea = standardSize.getWidth() * standardSize.getHeight();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualArea > standardArea;
break;
case "Equal":
valid = actualArea == standardArea;
break;
case "Less":
valid = actualArea < standardArea;
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-file-size")
@Operation(
summary = "Checks if a PDF is a set file size",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> fileSize(@ModelAttribute FileSizeRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String fileSize = request.getFileSize();
String comparator = request.getComparator();
// Get the file size
long actualFileSize = inputFile.getSize();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualFileSize > Long.parseLong(fileSize);
break;
case "Equal":
valid = actualFileSize == Long.parseLong(fileSize);
break;
case "Less":
valid = actualFileSize < Long.parseLong(fileSize);
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-page-rotation")
@Operation(
summary = "Checks if a PDF is of a certain rotation",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> pageRotation(@ModelAttribute PageRotationRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
int rotation = request.getRotation();
String comparator = request.getComparator();
// Load the PDF
PDDocument document = PDDocument.load(inputFile.getInputStream());
// Get the rotation of the first page
PDPage firstPage = document.getPage(0);
int actualRotation = firstPage.getRotation();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualRotation > rotation;
break;
case "Equal":
valid = actualRotation == rotation;
break;
case "Less":
valid = actualRotation < rotation;
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
}
package stirling.software.SPDF.controller.api.filters;
import java.io.IOException;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.PDFComparisonAndCount;
import stirling.software.SPDF.model.api.PDFWithPageNums;
import stirling.software.SPDF.model.api.filter.ContainsTextRequest;
import stirling.software.SPDF.model.api.filter.FileSizeRequest;
import stirling.software.SPDF.model.api.filter.PageRotationRequest;
import stirling.software.SPDF.model.api.filter.PageSizeRequest;
import stirling.software.SPDF.utils.PdfUtils;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/filter")
@Tag(name = "Filter", description = "Filter APIs")
public class FilterController {
@PostMapping(consumes = "multipart/form-data", value = "/filter-contains-text")
@Operation(
summary = "Checks if a PDF contains set text, returns true if does",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> containsText(@ModelAttribute ContainsTextRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String text = request.getText();
String pageNumber = request.getPageNumbers();
PDDocument pdfDocument = PDDocument.load(inputFile.getInputStream());
if (PdfUtils.hasText(pdfDocument, pageNumber, text))
return WebResponseUtils.pdfDocToWebResponse(
pdfDocument, inputFile.getOriginalFilename());
return null;
}
// TODO
@PostMapping(consumes = "multipart/form-data", value = "/filter-contains-image")
@Operation(
summary = "Checks if a PDF contains an image",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> containsImage(@ModelAttribute PDFWithPageNums request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String pageNumber = request.getPageNumbers();
PDDocument pdfDocument = PDDocument.load(inputFile.getInputStream());
if (PdfUtils.hasImages(pdfDocument, pageNumber))
return WebResponseUtils.pdfDocToWebResponse(
pdfDocument, inputFile.getOriginalFilename());
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-page-count")
@Operation(
summary = "Checks if a PDF is greater, less or equal to a setPageCount",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> pageCount(@ModelAttribute PDFComparisonAndCount request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String pageCount = request.getPageCount();
String comparator = request.getComparator();
// Load the PDF
PDDocument document = PDDocument.load(inputFile.getInputStream());
int actualPageCount = document.getNumberOfPages();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualPageCount > Integer.parseInt(pageCount);
break;
case "Equal":
valid = actualPageCount == Integer.parseInt(pageCount);
break;
case "Less":
valid = actualPageCount < Integer.parseInt(pageCount);
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-page-size")
@Operation(
summary = "Checks if a PDF is of a certain size",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> pageSize(@ModelAttribute PageSizeRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String standardPageSize = request.getStandardPageSize();
String comparator = request.getComparator();
// Load the PDF
PDDocument document = PDDocument.load(inputFile.getInputStream());
PDPage firstPage = document.getPage(0);
PDRectangle actualPageSize = firstPage.getMediaBox();
// Calculate the area of the actual page size
float actualArea = actualPageSize.getWidth() * actualPageSize.getHeight();
// Get the standard size and calculate its area
PDRectangle standardSize = PdfUtils.textToPageSize(standardPageSize);
float standardArea = standardSize.getWidth() * standardSize.getHeight();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualArea > standardArea;
break;
case "Equal":
valid = actualArea == standardArea;
break;
case "Less":
valid = actualArea < standardArea;
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-file-size")
@Operation(
summary = "Checks if a PDF is a set file size",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> fileSize(@ModelAttribute FileSizeRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
String fileSize = request.getFileSize();
String comparator = request.getComparator();
// Get the file size
long actualFileSize = inputFile.getSize();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualFileSize > Long.parseLong(fileSize);
break;
case "Equal":
valid = actualFileSize == Long.parseLong(fileSize);
break;
case "Less":
valid = actualFileSize < Long.parseLong(fileSize);
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
@PostMapping(consumes = "multipart/form-data", value = "/filter-page-rotation")
@Operation(
summary = "Checks if a PDF is of a certain rotation",
description = "Input:PDF Output:Boolean Type:SISO")
public ResponseEntity<byte[]> pageRotation(@ModelAttribute PageRotationRequest request)
throws IOException, InterruptedException {
MultipartFile inputFile = request.getFileInput();
int rotation = request.getRotation();
String comparator = request.getComparator();
// Load the PDF
PDDocument document = PDDocument.load(inputFile.getInputStream());
// Get the rotation of the first page
PDPage firstPage = document.getPage(0);
int actualRotation = firstPage.getRotation();
boolean valid = false;
// Perform the comparison
switch (comparator) {
case "Greater":
valid = actualRotation > rotation;
break;
case "Equal":
valid = actualRotation == rotation;
break;
case "Less":
valid = actualRotation < rotation;
break;
default:
throw new IllegalArgumentException("Invalid comparator: " + comparator);
}
if (valid) return WebResponseUtils.multiPartFileToWebResponse(inputFile);
return null;
}
}

300
src/main/java/stirling/software/SPDF/controller/api/misc/PageNumbersController.java
View file

@ -1,150 +1,150 @@
package stirling.software.SPDF.controller.api.misc;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.List;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageContentStream;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.apache.pdfbox.pdmodel.font.PDType1Font;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.misc.AddPageNumbersRequest;
import stirling.software.SPDF.utils.GeneralUtils;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/misc")
@Tag(name = "Misc", description = "Miscellaneous APIs")
public class PageNumbersController {
private static final Logger logger = LoggerFactory.getLogger(PageNumbersController.class);
@PostMapping(value = "/add-page-numbers", consumes = "multipart/form-data")
@Operation(
summary = "Add page numbers to a PDF document",
description =
"This operation takes an input PDF file and adds page numbers to it. Input:PDF Output:PDF Type:SISO")
public ResponseEntity<byte[]> addPageNumbers(@ModelAttribute AddPageNumbersRequest request)
throws IOException {
MultipartFile file = request.getFileInput();
String customMargin = request.getCustomMargin();
int position = request.getPosition();
int startingNumber = request.getStartingNumber();
String pagesToNumber = request.getPagesToNumber();
String customText = request.getCustomText();
int pageNumber = startingNumber;
byte[] fileBytes = file.getBytes();
PDDocument document = PDDocument.load(fileBytes);
float marginFactor;
switch (customMargin.toLowerCase()) {
case "small":
marginFactor = 0.02f;
break;
case "medium":
marginFactor = 0.035f;
break;
case "large":
marginFactor = 0.05f;
break;
case "x-large":
marginFactor = 0.075f;
break;
default:
marginFactor = 0.035f;
break;
}
float fontSize = 12.0f;
PDType1Font font = PDType1Font.HELVETICA;
if (pagesToNumber == null || pagesToNumber.length() == 0) {
pagesToNumber = "all";
}
if (customText == null || customText.length() == 0) {
customText = "{n}";
}
List<Integer> pagesToNumberList =
GeneralUtils.parsePageList(pagesToNumber.split(","), document.getNumberOfPages());
for (int i : pagesToNumberList) {
PDPage page = document.getPage(i);
PDRectangle pageSize = page.getMediaBox();
String text =
customText != null
? customText
.replace("{n}", String.valueOf(pageNumber))
.replace("{total}", String.valueOf(document.getNumberOfPages()))
.replace(
"{filename}",
file.getOriginalFilename()
.replaceFirst("[.][^.]+$", ""))
: String.valueOf(pageNumber);
float x, y;
int xGroup = (position - 1) % 3;
int yGroup = 2 - (position - 1) / 3;
switch (xGroup) {
case 0: // left
x = pageSize.getLowerLeftX() + marginFactor * pageSize.getWidth();
break;
case 1: // center
x = pageSize.getLowerLeftX() + (pageSize.getWidth() / 2);
break;
default: // right
x = pageSize.getUpperRightX() - marginFactor * pageSize.getWidth();
break;
}
switch (yGroup) {
case 0: // bottom
y = pageSize.getLowerLeftY() + marginFactor * pageSize.getHeight();
break;
case 1: // middle
y = pageSize.getLowerLeftY() + (pageSize.getHeight() / 2);
break;
default: // top
y = pageSize.getUpperRightY() - marginFactor * pageSize.getHeight();
break;
}
PDPageContentStream contentStream =
new PDPageContentStream(
document, page, PDPageContentStream.AppendMode.APPEND, true);
contentStream.beginText();
contentStream.setFont(font, fontSize);
contentStream.newLineAtOffset(x, y);
contentStream.showText(text);
contentStream.endText();
contentStream.close();
pageNumber++;
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
document.save(baos);
document.close();
return WebResponseUtils.bytesToWebResponse(
baos.toByteArray(),
file.getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_numbersAdded.pdf",
MediaType.APPLICATION_PDF);
}
}
package stirling.software.SPDF.controller.api.misc;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.List;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageContentStream;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.apache.pdfbox.pdmodel.font.PDType1Font;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.misc.AddPageNumbersRequest;
import stirling.software.SPDF.utils.GeneralUtils;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/misc")
@Tag(name = "Misc", description = "Miscellaneous APIs")
public class PageNumbersController {
private static final Logger logger = LoggerFactory.getLogger(PageNumbersController.class);
@PostMapping(value = "/add-page-numbers", consumes = "multipart/form-data")
@Operation(
summary = "Add page numbers to a PDF document",
description =
"This operation takes an input PDF file and adds page numbers to it. Input:PDF Output:PDF Type:SISO")
public ResponseEntity<byte[]> addPageNumbers(@ModelAttribute AddPageNumbersRequest request)
throws IOException {
MultipartFile file = request.getFileInput();
String customMargin = request.getCustomMargin();
int position = request.getPosition();
int startingNumber = request.getStartingNumber();
String pagesToNumber = request.getPagesToNumber();
String customText = request.getCustomText();
int pageNumber = startingNumber;
byte[] fileBytes = file.getBytes();
PDDocument document = PDDocument.load(fileBytes);
float marginFactor;
switch (customMargin.toLowerCase()) {
case "small":
marginFactor = 0.02f;
break;
case "medium":
marginFactor = 0.035f;
break;
case "large":
marginFactor = 0.05f;
break;
case "x-large":
marginFactor = 0.075f;
break;
default:
marginFactor = 0.035f;
break;
}
float fontSize = 12.0f;
PDType1Font font = PDType1Font.HELVETICA;
if (pagesToNumber == null || pagesToNumber.length() == 0) {
pagesToNumber = "all";
}
if (customText == null || customText.length() == 0) {
customText = "{n}";
}
List<Integer> pagesToNumberList =
GeneralUtils.parsePageList(pagesToNumber.split(","), document.getNumberOfPages());
for (int i : pagesToNumberList) {
PDPage page = document.getPage(i);
PDRectangle pageSize = page.getMediaBox();
String text =
customText != null
? customText
.replace("{n}", String.valueOf(pageNumber))
.replace("{total}", String.valueOf(document.getNumberOfPages()))
.replace(
"{filename}",
file.getOriginalFilename()
.replaceFirst("[.][^.]+$", ""))
: String.valueOf(pageNumber);
float x, y;
int xGroup = (position - 1) % 3;
int yGroup = 2 - (position - 1) / 3;
switch (xGroup) {
case 0: // left
x = pageSize.getLowerLeftX() + marginFactor * pageSize.getWidth();
break;
case 1: // center
x = pageSize.getLowerLeftX() + (pageSize.getWidth() / 2);
break;
default: // right
x = pageSize.getUpperRightX() - marginFactor * pageSize.getWidth();
break;
}
switch (yGroup) {
case 0: // bottom
y = pageSize.getLowerLeftY() + marginFactor * pageSize.getHeight();
break;
case 1: // middle
y = pageSize.getLowerLeftY() + (pageSize.getHeight() / 2);
break;
default: // top
y = pageSize.getUpperRightY() - marginFactor * pageSize.getHeight();
break;
}
PDPageContentStream contentStream =
new PDPageContentStream(
document, page, PDPageContentStream.AppendMode.APPEND, true);
contentStream.beginText();
contentStream.setFont(font, fontSize);
contentStream.newLineAtOffset(x, y);
contentStream.showText(text);
contentStream.endText();
contentStream.close();
pageNumber++;
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
document.save(baos);
document.close();
return WebResponseUtils.bytesToWebResponse(
baos.toByteArray(),
file.getOriginalFilename().replaceFirst("[.][^.]+$", "") + "_numbersAdded.pdf",
MediaType.APPLICATION_PDF);
}
}

266
src/main/java/stirling/software/SPDF/controller/api/pipeline/PipelineController.java
View file

@ -1,133 +1,133 @@
package stirling.software.SPDF.controller.api.pipeline;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.Resource;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.ApplicationProperties;
import stirling.software.SPDF.model.PipelineConfig;
import stirling.software.SPDF.model.api.HandleDataRequest;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/pipeline")
@Tag(name = "Pipeline", description = "Pipeline APIs")
public class PipelineController {
private static final Logger logger = LoggerFactory.getLogger(PipelineController.class);
final String watchedFoldersDir = "./pipeline/watchedFolders/";
final String finishedFoldersDir = "./pipeline/finishedFolders/";
@Autowired PipelineProcessor processor;
@Autowired ApplicationProperties applicationProperties;
@Autowired private ObjectMapper objectMapper;
@PostMapping("/handleData")
public ResponseEntity<byte[]> handleData(@ModelAttribute HandleDataRequest request)
throws JsonMappingException, JsonProcessingException {
if (!Boolean.TRUE.equals(applicationProperties.getSystem().getEnableAlphaFunctionality())) {
return new ResponseEntity<>(HttpStatus.BAD_REQUEST);
}
MultipartFile[] files = request.getFileInput();
String jsonString = request.getJson();
if (files == null) {
return null;
}
PipelineConfig config = objectMapper.readValue(jsonString, PipelineConfig.class);
logger.info("Received POST request to /handleData with {} files", files.length);
try {
List<Resource> inputFiles = processor.generateInputFiles(files);
if (inputFiles == null || inputFiles.size() == 0) {
return null;
}
List<Resource> outputFiles = processor.runPipelineAgainstFiles(inputFiles, config);
if (outputFiles != null && outputFiles.size() == 1) {
// If there is only one file, return it directly
Resource singleFile = outputFiles.get(0);
InputStream is = singleFile.getInputStream();
byte[] bytes = new byte[(int) singleFile.contentLength()];
is.read(bytes);
is.close();
logger.info("Returning single file response...");
return WebResponseUtils.bytesToWebResponse(
bytes, singleFile.getFilename(), MediaType.APPLICATION_OCTET_STREAM);
} else if (outputFiles == null) {
return null;
}
// Create a ByteArrayOutputStream to hold the zip
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ZipOutputStream zipOut = new ZipOutputStream(baos);
// A map to keep track of filenames and their counts
Map<String, Integer> filenameCount = new HashMap<>();
// Loop through each file and add it to the zip
for (Resource file : outputFiles) {
String originalFilename = file.getFilename();
String filename = originalFilename;
// Check if the filename already exists, and modify it if necessary
if (filenameCount.containsKey(originalFilename)) {
int count = filenameCount.get(originalFilename);
String baseName = originalFilename.replaceAll("\\.[^.]*$", "");
String extension = originalFilename.replaceAll("^.*\\.", "");
filename = baseName + "(" + count + ")." + extension;
filenameCount.put(originalFilename, count + 1);
} else {
filenameCount.put(originalFilename, 1);
}
ZipEntry zipEntry = new ZipEntry(filename);
zipOut.putNextEntry(zipEntry);
// Read the file into a byte array
InputStream is = file.getInputStream();
byte[] bytes = new byte[(int) file.contentLength()];
is.read(bytes);
// Write the bytes of the file to the zip
zipOut.write(bytes, 0, bytes.length);
zipOut.closeEntry();
is.close();
}
zipOut.close();
logger.info("Returning zipped file response...");
return WebResponseUtils.boasToWebResponse(
baos, "output.zip", MediaType.APPLICATION_OCTET_STREAM);
} catch (Exception e) {
logger.error("Error handling data: ", e);
return null;
}
}
}
package stirling.software.SPDF.controller.api.pipeline;
import java.io.ByteArrayOutputStream;
import java.io.InputStream;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.io.Resource;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.ApplicationProperties;
import stirling.software.SPDF.model.PipelineConfig;
import stirling.software.SPDF.model.api.HandleDataRequest;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/pipeline")
@Tag(name = "Pipeline", description = "Pipeline APIs")
public class PipelineController {
private static final Logger logger = LoggerFactory.getLogger(PipelineController.class);
final String watchedFoldersDir = "./pipeline/watchedFolders/";
final String finishedFoldersDir = "./pipeline/finishedFolders/";
@Autowired PipelineProcessor processor;
@Autowired ApplicationProperties applicationProperties;
@Autowired private ObjectMapper objectMapper;
@PostMapping("/handleData")
public ResponseEntity<byte[]> handleData(@ModelAttribute HandleDataRequest request)
throws JsonMappingException, JsonProcessingException {
if (!Boolean.TRUE.equals(applicationProperties.getSystem().getEnableAlphaFunctionality())) {
return new ResponseEntity<>(HttpStatus.BAD_REQUEST);
}
MultipartFile[] files = request.getFileInput();
String jsonString = request.getJson();
if (files == null) {
return null;
}
PipelineConfig config = objectMapper.readValue(jsonString, PipelineConfig.class);
logger.info("Received POST request to /handleData with {} files", files.length);
try {
List<Resource> inputFiles = processor.generateInputFiles(files);
if (inputFiles == null || inputFiles.size() == 0) {
return null;
}
List<Resource> outputFiles = processor.runPipelineAgainstFiles(inputFiles, config);
if (outputFiles != null && outputFiles.size() == 1) {
// If there is only one file, return it directly
Resource singleFile = outputFiles.get(0);
InputStream is = singleFile.getInputStream();
byte[] bytes = new byte[(int) singleFile.contentLength()];
is.read(bytes);
is.close();
logger.info("Returning single file response...");
return WebResponseUtils.bytesToWebResponse(
bytes, singleFile.getFilename(), MediaType.APPLICATION_OCTET_STREAM);
} else if (outputFiles == null) {
return null;
}
// Create a ByteArrayOutputStream to hold the zip
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ZipOutputStream zipOut = new ZipOutputStream(baos);
// A map to keep track of filenames and their counts
Map<String, Integer> filenameCount = new HashMap<>();
// Loop through each file and add it to the zip
for (Resource file : outputFiles) {
String originalFilename = file.getFilename();
String filename = originalFilename;
// Check if the filename already exists, and modify it if necessary
if (filenameCount.containsKey(originalFilename)) {
int count = filenameCount.get(originalFilename);
String baseName = originalFilename.replaceAll("\\.[^.]*$", "");
String extension = originalFilename.replaceAll("^.*\\.", "");
filename = baseName + "(" + count + ")." + extension;
filenameCount.put(originalFilename, count + 1);
} else {
filenameCount.put(originalFilename, 1);
}
ZipEntry zipEntry = new ZipEntry(filename);
zipOut.putNextEntry(zipEntry);
// Read the file into a byte array
InputStream is = file.getInputStream();
byte[] bytes = new byte[(int) file.contentLength()];
is.read(bytes);
// Write the bytes of the file to the zip
zipOut.write(bytes, 0, bytes.length);
zipOut.closeEntry();
is.close();
}
zipOut.close();
logger.info("Returning zipped file response...");
return WebResponseUtils.boasToWebResponse(
baos, "output.zip", MediaType.APPLICATION_OCTET_STREAM);
} catch (Exception e) {
logger.error("Error handling data: ", e);
return null;
}
}
}

342
src/main/java/stirling/software/SPDF/controller/api/security/SanitizeController.java
View file

@ -1,171 +1,171 @@
package stirling.software.SPDF.controller.api.security;
import java.io.IOException;
import org.apache.pdfbox.cos.COSDictionary;
import org.apache.pdfbox.cos.COSName;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageTree;
import org.apache.pdfbox.pdmodel.PDResources;
import org.apache.pdfbox.pdmodel.common.PDMetadata;
import org.apache.pdfbox.pdmodel.interactive.action.PDAction;
import org.apache.pdfbox.pdmodel.interactive.action.PDActionJavaScript;
import org.apache.pdfbox.pdmodel.interactive.action.PDActionLaunch;
import org.apache.pdfbox.pdmodel.interactive.action.PDActionURI;
import org.apache.pdfbox.pdmodel.interactive.action.PDFormFieldAdditionalActions;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationLink;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationWidget;
import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
import org.apache.pdfbox.pdmodel.interactive.form.PDField;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.security.SanitizePdfRequest;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/security")
@Tag(name = "Security", description = "Security APIs")
public class SanitizeController {
@PostMapping(consumes = "multipart/form-data", value = "/sanitize-pdf")
@Operation(
summary = "Sanitize a PDF file",
description =
"This endpoint processes a PDF file and removes specific elements based on the provided options. Input:PDF Output:PDF Type:SISO")
public ResponseEntity<byte[]> sanitizePDF(@ModelAttribute SanitizePdfRequest request)
throws IOException {
MultipartFile inputFile = request.getFileInput();
boolean removeJavaScript = request.isRemoveJavaScript();
boolean removeEmbeddedFiles = request.isRemoveEmbeddedFiles();
boolean removeMetadata = request.isRemoveMetadata();
boolean removeLinks = request.isRemoveLinks();
boolean removeFonts = request.isRemoveFonts();
try (PDDocument document = PDDocument.load(inputFile.getInputStream())) {
if (removeJavaScript) {
sanitizeJavaScript(document);
}
if (removeEmbeddedFiles) {
sanitizeEmbeddedFiles(document);
}
if (removeMetadata) {
sanitizeMetadata(document);
}
if (removeLinks) {
sanitizeLinks(document);
}
if (removeFonts) {
sanitizeFonts(document);
}
return WebResponseUtils.pdfDocToWebResponse(
document,
inputFile.getOriginalFilename().replaceFirst("[.][^.]+$", "")
+ "_sanitized.pdf");
}
}
private void sanitizeJavaScript(PDDocument document) throws IOException {
// Get the root dictionary (catalog) of the PDF
PDDocumentCatalog catalog = document.getDocumentCatalog();
// Get the Names dictionary
COSDictionary namesDict =
(COSDictionary) catalog.getCOSObject().getDictionaryObject(COSName.NAMES);
if (namesDict != null) {
// Get the JavaScript dictionary
COSDictionary javaScriptDict =
(COSDictionary) namesDict.getDictionaryObject(COSName.getPDFName("JavaScript"));
if (javaScriptDict != null) {
// Remove the JavaScript dictionary
namesDict.removeItem(COSName.getPDFName("JavaScript"));
}
}
for (PDPage page : document.getPages()) {
for (PDAnnotation annotation : page.getAnnotations()) {
if (annotation instanceof PDAnnotationWidget) {
PDAnnotationWidget widget = (PDAnnotationWidget) annotation;
PDAction action = widget.getAction();
if (action instanceof PDActionJavaScript) {
widget.setAction(null);
}
}
}
PDAcroForm acroForm = document.getDocumentCatalog().getAcroForm();
if (acroForm != null) {
for (PDField field : acroForm.getFields()) {
PDFormFieldAdditionalActions actions = field.getActions();
if (actions != null) {
if (actions.getC() instanceof PDActionJavaScript) {
actions.setC(null);
}
if (actions.getF() instanceof PDActionJavaScript) {
actions.setF(null);
}
if (actions.getK() instanceof PDActionJavaScript) {
actions.setK(null);
}
if (actions.getV() instanceof PDActionJavaScript) {
actions.setV(null);
}
}
}
}
}
}
private void sanitizeEmbeddedFiles(PDDocument document) {
PDPageTree allPages = document.getPages();
for (PDPage page : allPages) {
PDResources res = page.getResources();
// Remove embedded files from the PDF
res.getCOSObject().removeItem(COSName.getPDFName("EmbeddedFiles"));
}
}
private void sanitizeMetadata(PDDocument document) {
PDMetadata metadata = document.getDocumentCatalog().getMetadata();
if (metadata != null) {
document.getDocumentCatalog().setMetadata(null);
}
}
private void sanitizeLinks(PDDocument document) throws IOException {
for (PDPage page : document.getPages()) {
for (PDAnnotation annotation : page.getAnnotations()) {
if (annotation instanceof PDAnnotationLink) {
PDAction action = ((PDAnnotationLink) annotation).getAction();
if (action instanceof PDActionLaunch || action instanceof PDActionURI) {
((PDAnnotationLink) annotation).setAction(null);
}
}
}
}
}
private void sanitizeFonts(PDDocument document) {
for (PDPage page : document.getPages()) {
page.getResources().getCOSObject().removeItem(COSName.getPDFName("Font"));
}
}
}
package stirling.software.SPDF.controller.api.security;
import java.io.IOException;
import org.apache.pdfbox.cos.COSDictionary;
import org.apache.pdfbox.cos.COSName;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDDocumentCatalog;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageTree;
import org.apache.pdfbox.pdmodel.PDResources;
import org.apache.pdfbox.pdmodel.common.PDMetadata;
import org.apache.pdfbox.pdmodel.interactive.action.PDAction;
import org.apache.pdfbox.pdmodel.interactive.action.PDActionJavaScript;
import org.apache.pdfbox.pdmodel.interactive.action.PDActionLaunch;
import org.apache.pdfbox.pdmodel.interactive.action.PDActionURI;
import org.apache.pdfbox.pdmodel.interactive.action.PDFormFieldAdditionalActions;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationLink;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationWidget;
import org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm;
import org.apache.pdfbox.pdmodel.interactive.form.PDField;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import stirling.software.SPDF.model.api.security.SanitizePdfRequest;
import stirling.software.SPDF.utils.WebResponseUtils;
@RestController
@RequestMapping("/api/v1/security")
@Tag(name = "Security", description = "Security APIs")
public class SanitizeController {
@PostMapping(consumes = "multipart/form-data", value = "/sanitize-pdf")
@Operation(
summary = "Sanitize a PDF file",
description =
"This endpoint processes a PDF file and removes specific elements based on the provided options. Input:PDF Output:PDF Type:SISO")
public ResponseEntity<byte[]> sanitizePDF(@ModelAttribute SanitizePdfRequest request)
throws IOException {
MultipartFile inputFile = request.getFileInput();
boolean removeJavaScript = request.isRemoveJavaScript();
boolean removeEmbeddedFiles = request.isRemoveEmbeddedFiles();
boolean removeMetadata = request.isRemoveMetadata();
boolean removeLinks = request.isRemoveLinks();
boolean removeFonts = request.isRemoveFonts();
try (PDDocument document = PDDocument.load(inputFile.getInputStream())) {
if (removeJavaScript) {
sanitizeJavaScript(document);
}
if (removeEmbeddedFiles) {
sanitizeEmbeddedFiles(document);
}
if (removeMetadata) {
sanitizeMetadata(document);
}
if (removeLinks) {
sanitizeLinks(document);
}
if (removeFonts) {
sanitizeFonts(document);
}
return WebResponseUtils.pdfDocToWebResponse(
document,
inputFile.getOriginalFilename().replaceFirst("[.][^.]+$", "")
+ "_sanitized.pdf");
}
}
private void sanitizeJavaScript(PDDocument document) throws IOException {
// Get the root dictionary (catalog) of the PDF
PDDocumentCatalog catalog = document.getDocumentCatalog();
// Get the Names dictionary
COSDictionary namesDict =
(COSDictionary) catalog.getCOSObject().getDictionaryObject(COSName.NAMES);
if (namesDict != null) {
// Get the JavaScript dictionary
COSDictionary javaScriptDict =
(COSDictionary) namesDict.getDictionaryObject(COSName.getPDFName("JavaScript"));
if (javaScriptDict != null) {
// Remove the JavaScript dictionary
namesDict.removeItem(COSName.getPDFName("JavaScript"));
}
}
for (PDPage page : document.getPages()) {
for (PDAnnotation annotation : page.getAnnotations()) {
if (annotation instanceof PDAnnotationWidget) {
PDAnnotationWidget widget = (PDAnnotationWidget) annotation;
PDAction action = widget.getAction();
if (action instanceof PDActionJavaScript) {
widget.setAction(null);
}
}
}
PDAcroForm acroForm = document.getDocumentCatalog().getAcroForm();
if (acroForm != null) {
for (PDField field : acroForm.getFields()) {
PDFormFieldAdditionalActions actions = field.getActions();
if (actions != null) {
if (actions.getC() instanceof PDActionJavaScript) {
actions.setC(null);
}
if (actions.getF() instanceof PDActionJavaScript) {
actions.setF(null);
}
if (actions.getK() instanceof PDActionJavaScript) {
actions.setK(null);
}
if (actions.getV() instanceof PDActionJavaScript) {
actions.setV(null);
}
}
}
}
}
}
private void sanitizeEmbeddedFiles(PDDocument document) {
PDPageTree allPages = document.getPages();
for (PDPage page : allPages) {
PDResources res = page.getResources();
// Remove embedded files from the PDF
res.getCOSObject().removeItem(COSName.getPDFName("EmbeddedFiles"));
}
}
private void sanitizeMetadata(PDDocument document) {
PDMetadata metadata = document.getDocumentCatalog().getMetadata();
if (metadata != null) {
document.getDocumentCatalog().setMetadata(null);
}
}
private void sanitizeLinks(PDDocument document) throws IOException {
for (PDPage page : document.getPages()) {
for (PDAnnotation annotation : page.getAnnotations()) {
if (annotation instanceof PDAnnotationLink) {
PDAction action = ((PDAnnotationLink) annotation).getAction();
if (action instanceof PDActionLaunch || action instanceof PDActionURI) {
((PDAnnotationLink) annotation).setAction(null);
}
}
}
}
}
private void sanitizeFonts(PDDocument document) {
for (PDPage page : document.getPages()) {
page.getResources().getCOSObject().removeItem(COSName.getPDFName("Font"));
}
}
}

226
src/main/java/stirling/software/SPDF/controller/web/ConverterWebController.java
View file

@ -1,113 +1,113 @@
package stirling.software.SPDF.controller.web;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.servlet.ModelAndView;
import io.swagger.v3.oas.annotations.Hidden;
import io.swagger.v3.oas.annotations.tags.Tag;
@Controller
@Tag(name = "Convert", description = "Convert APIs")
public class ConverterWebController {
@GetMapping("/img-to-pdf")
@Hidden
public String convertImgToPdfForm(Model model) {
model.addAttribute("currentPage", "img-to-pdf");
return "convert/img-to-pdf";
}
@GetMapping("/html-to-pdf")
@Hidden
public String convertHTMLToPdfForm(Model model) {
model.addAttribute("currentPage", "html-to-pdf");
return "convert/html-to-pdf";
}
@GetMapping("/markdown-to-pdf")
@Hidden
public String convertMarkdownToPdfForm(Model model) {
model.addAttribute("currentPage", "markdown-to-pdf");
return "convert/markdown-to-pdf";
}
@GetMapping("/url-to-pdf")
@Hidden
public String convertURLToPdfForm(Model model) {
model.addAttribute("currentPage", "url-to-pdf");
return "convert/url-to-pdf";
}
@GetMapping("/pdf-to-img")
@Hidden
public String pdfToimgForm(Model model) {
model.addAttribute("currentPage", "pdf-to-img");
return "convert/pdf-to-img";
}
@GetMapping("/file-to-pdf")
@Hidden
public String convertToPdfForm(Model model) {
model.addAttribute("currentPage", "file-to-pdf");
return "convert/file-to-pdf";
}
// PDF TO......
@GetMapping("/pdf-to-html")
@Hidden
public ModelAndView pdfToHTML() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-html");
modelAndView.addObject("currentPage", "pdf-to-html");
return modelAndView;
}
@GetMapping("/pdf-to-presentation")
@Hidden
public ModelAndView pdfToPresentation() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-presentation");
modelAndView.addObject("currentPage", "pdf-to-presentation");
return modelAndView;
}
@GetMapping("/pdf-to-text")
@Hidden
public ModelAndView pdfToText() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-text");
modelAndView.addObject("currentPage", "pdf-to-text");
return modelAndView;
}
@GetMapping("/pdf-to-word")
@Hidden
public ModelAndView pdfToWord() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-word");
modelAndView.addObject("currentPage", "pdf-to-word");
return modelAndView;
}
@GetMapping("/pdf-to-xml")
@Hidden
public ModelAndView pdfToXML() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-xml");
modelAndView.addObject("currentPage", "pdf-to-xml");
return modelAndView;
}
@GetMapping("/pdf-to-csv")
@Hidden
public ModelAndView pdfToCSV() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-csv");
modelAndView.addObject("currentPage", "pdf-to-csv");
return modelAndView;
}
@GetMapping("/pdf-to-pdfa")
@Hidden
public String pdfToPdfAForm(Model model) {
model.addAttribute("currentPage", "pdf-to-pdfa");
return "convert/pdf-to-pdfa";
}
}
package stirling.software.SPDF.controller.web;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.servlet.ModelAndView;
import io.swagger.v3.oas.annotations.Hidden;
import io.swagger.v3.oas.annotations.tags.Tag;
@Controller
@Tag(name = "Convert", description = "Convert APIs")
public class ConverterWebController {
@GetMapping("/img-to-pdf")
@Hidden
public String convertImgToPdfForm(Model model) {
model.addAttribute("currentPage", "img-to-pdf");
return "convert/img-to-pdf";
}
@GetMapping("/html-to-pdf")
@Hidden
public String convertHTMLToPdfForm(Model model) {
model.addAttribute("currentPage", "html-to-pdf");
return "convert/html-to-pdf";
}
@GetMapping("/markdown-to-pdf")
@Hidden
public String convertMarkdownToPdfForm(Model model) {
model.addAttribute("currentPage", "markdown-to-pdf");
return "convert/markdown-to-pdf";
}
@GetMapping("/url-to-pdf")
@Hidden
public String convertURLToPdfForm(Model model) {
model.addAttribute("currentPage", "url-to-pdf");
return "convert/url-to-pdf";
}
@GetMapping("/pdf-to-img")
@Hidden
public String pdfToimgForm(Model model) {
model.addAttribute("currentPage", "pdf-to-img");
return "convert/pdf-to-img";
}
@GetMapping("/file-to-pdf")
@Hidden
public String convertToPdfForm(Model model) {
model.addAttribute("currentPage", "file-to-pdf");
return "convert/file-to-pdf";
}
// PDF TO......
@GetMapping("/pdf-to-html")
@Hidden
public ModelAndView pdfToHTML() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-html");
modelAndView.addObject("currentPage", "pdf-to-html");
return modelAndView;
}
@GetMapping("/pdf-to-presentation")
@Hidden
public ModelAndView pdfToPresentation() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-presentation");
modelAndView.addObject("currentPage", "pdf-to-presentation");
return modelAndView;
}
@GetMapping("/pdf-to-text")
@Hidden
public ModelAndView pdfToText() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-text");
modelAndView.addObject("currentPage", "pdf-to-text");
return modelAndView;
}
@GetMapping("/pdf-to-word")
@Hidden
public ModelAndView pdfToWord() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-word");
modelAndView.addObject("currentPage", "pdf-to-word");
return modelAndView;
}
@GetMapping("/pdf-to-xml")
@Hidden
public ModelAndView pdfToXML() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-xml");
modelAndView.addObject("currentPage", "pdf-to-xml");
return modelAndView;
}
@GetMapping("/pdf-to-csv")
@Hidden
public ModelAndView pdfToCSV() {
ModelAndView modelAndView = new ModelAndView("convert/pdf-to-csv");
modelAndView.addObject("currentPage", "pdf-to-csv");
return modelAndView;
}
@GetMapping("/pdf-to-pdfa")
@Hidden
public String pdfToPdfAForm(Model model) {
model.addAttribute("currentPage", "pdf-to-pdfa");
return "convert/pdf-to-pdfa";
}
}

138
src/main/java/stirling/software/SPDF/controller/web/SecurityWebController.java
View file

@ -1,69 +1,69 @@
package stirling.software.SPDF.controller.web;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import io.swagger.v3.oas.annotations.Hidden;
import io.swagger.v3.oas.annotations.tags.Tag;
@Controller
@Tag(name = "Security", description = "Security APIs")
public class SecurityWebController {
@GetMapping("/auto-redact")
@Hidden
public String autoRedactForm(Model model) {
model.addAttribute("currentPage", "auto-redact");
return "security/auto-redact";
}
@GetMapping("/add-password")
@Hidden
public String addPasswordForm(Model model) {
model.addAttribute("currentPage", "add-password");
return "security/add-password";
}
@GetMapping("/change-permissions")
@Hidden
public String permissionsForm(Model model) {
model.addAttribute("currentPage", "change-permissions");
return "security/change-permissions";
}
@GetMapping("/remove-password")
@Hidden
public String removePasswordForm(Model model) {
model.addAttribute("currentPage", "remove-password");
return "security/remove-password";
}
@GetMapping("/add-watermark")
@Hidden
public String addWatermarkForm(Model model) {
model.addAttribute("currentPage", "add-watermark");
return "security/add-watermark";
}
@GetMapping("/cert-sign")
@Hidden
public String certSignForm(Model model) {
model.addAttribute("currentPage", "cert-sign");
return "security/cert-sign";
}
@GetMapping("/sanitize-pdf")
@Hidden
public String sanitizeForm(Model model) {
model.addAttribute("currentPage", "sanitize-pdf");
return "security/sanitize-pdf";
}
@GetMapping("/get-info-on-pdf")
@Hidden
public String getInfo(Model model) {
model.addAttribute("currentPage", "get-info-on-pdf");
return "security/get-info-on-pdf";
}
}
package stirling.software.SPDF.controller.web;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import io.swagger.v3.oas.annotations.Hidden;
import io.swagger.v3.oas.annotations.tags.Tag;
@Controller
@Tag(name = "Security", description = "Security APIs")
public class SecurityWebController {
@GetMapping("/auto-redact")
@Hidden
public String autoRedactForm(Model model) {
model.addAttribute("currentPage", "auto-redact");
return "security/auto-redact";
}
@GetMapping("/add-password")
@Hidden
public String addPasswordForm(Model model) {
model.addAttribute("currentPage", "add-password");
return "security/add-password";
}
@GetMapping("/change-permissions")
@Hidden
public String permissionsForm(Model model) {
model.addAttribute("currentPage", "change-permissions");
return "security/change-permissions";
}
@GetMapping("/remove-password")
@Hidden
public String removePasswordForm(Model model) {
model.addAttribute("currentPage", "remove-password");
return "security/remove-password";
}
@GetMapping("/add-watermark")
@Hidden
public String addWatermarkForm(Model model) {
model.addAttribute("currentPage", "add-watermark");
return "security/add-watermark";
}
@GetMapping("/cert-sign")
@Hidden
public String certSignForm(Model model) {
model.addAttribute("currentPage", "cert-sign");
return "security/cert-sign";
}
@GetMapping("/sanitize-pdf")
@Hidden
public String sanitizeForm(Model model) {
model.addAttribute("currentPage", "sanitize-pdf");
return "security/sanitize-pdf";
}
@GetMapping("/get-info-on-pdf")
@Hidden
public String getInfo(Model model) {
model.addAttribute("currentPage", "get-info-on-pdf");
return "security/get-info-on-pdf";
}
}

372
src/main/java/stirling/software/SPDF/utils/GeneralUtils.java
View file

@ -1,186 +1,186 @@
package stirling.software.SPDF.utils;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.ArrayList;
import java.util.List;
import org.springframework.web.multipart.MultipartFile;
public class GeneralUtils {
public static void deleteDirectory(Path path) throws IOException {
Files.walkFileTree(
path,
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
throws IOException {
Files.delete(file);
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc)
throws IOException {
Files.delete(dir);
return FileVisitResult.CONTINUE;
}
});
}
public static String convertToFileName(String name) {
String safeName = name.replaceAll("[^a-zA-Z0-9]", "_");
if (safeName.length() > 50) {
safeName = safeName.substring(0, 50);
}
return safeName;
}
public static boolean isValidURL(String urlStr) {
try {
new URL(urlStr);
return true;
} catch (MalformedURLException e) {
return false;
}
}
public static File multipartToFile(MultipartFile multipart) throws IOException {
Path tempFile = Files.createTempFile("overlay-", ".pdf");
try (InputStream in = multipart.getInputStream();
FileOutputStream out = new FileOutputStream(tempFile.toFile())) {
byte[] buffer = new byte[1024];
int bytesRead;
while ((bytesRead = in.read(buffer)) != -1) {
out.write(buffer, 0, bytesRead);
}
}
return tempFile.toFile();
}
public static Long convertSizeToBytes(String sizeStr) {
if (sizeStr == null) {
return null;
}
sizeStr = sizeStr.trim().toUpperCase();
try {
if (sizeStr.endsWith("KB")) {
return (long)
(Double.parseDouble(sizeStr.substring(0, sizeStr.length() - 2)) * 1024);
} else if (sizeStr.endsWith("MB")) {
return (long)
(Double.parseDouble(sizeStr.substring(0, sizeStr.length() - 2))
* 1024
* 1024);
} else if (sizeStr.endsWith("GB")) {
return (long)
(Double.parseDouble(sizeStr.substring(0, sizeStr.length() - 2))
* 1024
* 1024
* 1024);
} else if (sizeStr.endsWith("B")) {
return Long.parseLong(sizeStr.substring(0, sizeStr.length() - 1));
} else {
// Assume MB if no unit is specified
return (long) (Double.parseDouble(sizeStr) * 1024 * 1024);
}
} catch (NumberFormatException e) {
// The numeric part of the input string cannot be parsed, handle this case
}
return null;
}
public static List<Integer> parsePageString(String pageOrder, int totalPages) {
return parsePageList(pageOrder.split(","), totalPages);
}
public static List<Integer> parsePageList(String[] pageOrderArr, int totalPages) {
List<Integer> newPageOrder = new ArrayList<>();
// loop through the page order array
for (String element : pageOrderArr) {
if (element.equalsIgnoreCase("all")) {
for (int i = 0; i < totalPages; i++) {
newPageOrder.add(i);
}
// As all pages are already added, no need to check further
break;
} else if (element.matches("\\d*n\\+?-?\\d*|\\d*\\+?n")) {
// Handle page order as a function
int coefficient = 0;
int constant = 0;
boolean coefficientExists = false;
boolean constantExists = false;
if (element.contains("n")) {
String[] parts = element.split("n");
if (!parts[0].equals("") && parts[0] != null) {
coefficient = Integer.parseInt(parts[0]);
coefficientExists = true;
}
if (parts.length > 1 && !parts[1].equals("") && parts[1] != null) {
constant = Integer.parseInt(parts[1]);
constantExists = true;
}
} else if (element.contains("+")) {
constant = Integer.parseInt(element.replace("+", ""));
constantExists = true;
}
for (int i = 1; i <= totalPages; i++) {
int pageNum = coefficientExists ? coefficient * i : i;
pageNum += constantExists ? constant : 0;
if (pageNum <= totalPages && pageNum > 0) {
newPageOrder.add(pageNum - 1);
}
}
} else if (element.contains("-")) {
// split the range into start and end page
String[] range = element.split("-");
int start = Integer.parseInt(range[0]);
int end = Integer.parseInt(range[1]);
// check if the end page is greater than total pages
if (end > totalPages) {
end = totalPages;
}
// loop through the range of pages
for (int j = start; j <= end; j++) {
// print the current index
newPageOrder.add(j - 1);
}
} else {
// if the element is a single page
newPageOrder.add(Integer.parseInt(element) - 1);
}
}
return newPageOrder;
}
public static boolean createDir(String path) {
Path folder = Paths.get(path);
if (!Files.exists(folder)) {
try {
Files.createDirectories(folder);
} catch (IOException e) {
e.printStackTrace();
return false;
}
}
return true;
}
}
package stirling.software.SPDF.utils;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.ArrayList;
import java.util.List;
import org.springframework.web.multipart.MultipartFile;
public class GeneralUtils {
public static void deleteDirectory(Path path) throws IOException {
Files.walkFileTree(
path,
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
throws IOException {
Files.delete(file);
return FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc)
throws IOException {
Files.delete(dir);
return FileVisitResult.CONTINUE;
}
});
}
public static String convertToFileName(String name) {
String safeName = name.replaceAll("[^a-zA-Z0-9]", "_");
if (safeName.length() > 50) {
safeName = safeName.substring(0, 50);
}
return safeName;
}
public static boolean isValidURL(String urlStr) {
try {
new URL(urlStr);
return true;
} catch (MalformedURLException e) {
return false;
}
}
public static File multipartToFile(MultipartFile multipart) throws IOException {
Path tempFile = Files.createTempFile("overlay-", ".pdf");
try (InputStream in = multipart.getInputStream();
FileOutputStream out = new FileOutputStream(tempFile.toFile())) {
byte[] buffer = new byte[1024];
int bytesRead;
while ((bytesRead = in.read(buffer)) != -1) {
out.write(buffer, 0, bytesRead);
}
}
return tempFile.toFile();
}
public static Long convertSizeToBytes(String sizeStr) {
if (sizeStr == null) {
return null;
}
sizeStr = sizeStr.trim().toUpperCase();
try {
if (sizeStr.endsWith("KB")) {
return (long)
(Double.parseDouble(sizeStr.substring(0, sizeStr.length() - 2)) * 1024);
} else if (sizeStr.endsWith("MB")) {
return (long)
(Double.parseDouble(sizeStr.substring(0, sizeStr.length() - 2))
* 1024
* 1024);
} else if (sizeStr.endsWith("GB")) {
return (long)
(Double.parseDouble(sizeStr.substring(0, sizeStr.length() - 2))
* 1024
* 1024
* 1024);
} else if (sizeStr.endsWith("B")) {
return Long.parseLong(sizeStr.substring(0, sizeStr.length() - 1));
} else {
// Assume MB if no unit is specified
return (long) (Double.parseDouble(sizeStr) * 1024 * 1024);
}
} catch (NumberFormatException e) {
// The numeric part of the input string cannot be parsed, handle this case
}
return null;
}
public static List<Integer> parsePageString(String pageOrder, int totalPages) {
return parsePageList(pageOrder.split(","), totalPages);
}
public static List<Integer> parsePageList(String[] pageOrderArr, int totalPages) {
List<Integer> newPageOrder = new ArrayList<>();
// loop through the page order array
for (String element : pageOrderArr) {
if (element.equalsIgnoreCase("all")) {
for (int i = 0; i < totalPages; i++) {
newPageOrder.add(i);
}
// As all pages are already added, no need to check further
break;
} else if (element.matches("\\d*n\\+?-?\\d*|\\d*\\+?n")) {
// Handle page order as a function
int coefficient = 0;
int constant = 0;
boolean coefficientExists = false;
boolean constantExists = false;
if (element.contains("n")) {
String[] parts = element.split("n");
if (!parts[0].equals("") && parts[0] != null) {
coefficient = Integer.parseInt(parts[0]);
coefficientExists = true;
}
if (parts.length > 1 && !parts[1].equals("") && parts[1] != null) {
constant = Integer.parseInt(parts[1]);
constantExists = true;
}
} else if (element.contains("+")) {
constant = Integer.parseInt(element.replace("+", ""));
constantExists = true;
}
for (int i = 1; i <= totalPages; i++) {
int pageNum = coefficientExists ? coefficient * i : i;
pageNum += constantExists ? constant : 0;
if (pageNum <= totalPages && pageNum > 0) {
newPageOrder.add(pageNum - 1);
}
}
} else if (element.contains("-")) {
// split the range into start and end page
String[] range = element.split("-");
int start = Integer.parseInt(range[0]);
int end = Integer.parseInt(range[1]);
// check if the end page is greater than total pages
if (end > totalPages) {
end = totalPages;
}
// loop through the range of pages
for (int j = start; j <= end; j++) {
// print the current index
newPageOrder.add(j - 1);
}
} else {
// if the element is a single page
newPageOrder.add(Integer.parseInt(element) - 1);
}
}
return newPageOrder;
}
public static boolean createDir(String path) {
Path folder = Paths.get(path);
if (!Files.exists(folder)) {
try {
Files.createDirectories(folder);
} catch (IOException e) {
e.printStackTrace();
return false;
}
}
return true;
}
}

800
src/main/java/stirling/software/SPDF/utils/PdfUtils.java
View file

@ -1,400 +1,400 @@
package stirling.software.SPDF.utils;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.stream.ImageOutputStream;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageContentStream;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.apache.pdfbox.pdmodel.graphics.image.JPEGFactory;
import org.apache.pdfbox.pdmodel.graphics.image.LosslessFactory;
import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
import org.apache.pdfbox.rendering.ImageType;
import org.apache.pdfbox.rendering.PDFRenderer;
import org.apache.pdfbox.text.PDFTextStripper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.multipart.MultipartFile;
import stirling.software.SPDF.pdf.ImageFinder;
public class PdfUtils {
private static final Logger logger = LoggerFactory.getLogger(PdfUtils.class);
public static PDRectangle textToPageSize(String size) {
switch (size.toUpperCase()) {
case "A0":
return PDRectangle.A0;
case "A1":
return PDRectangle.A1;
case "A2":
return PDRectangle.A2;
case "A3":
return PDRectangle.A3;
case "A4":
return PDRectangle.A4;
case "A5":
return PDRectangle.A5;
case "A6":
return PDRectangle.A6;
case "LETTER":
return PDRectangle.LETTER;
case "LEGAL":
return PDRectangle.LEGAL;
default:
throw new IllegalArgumentException("Invalid standard page size: " + size);
}
}
public static boolean hasImages(PDDocument document, String pagesToCheck) throws IOException {
String[] pageOrderArr = pagesToCheck.split(",");
List<Integer> pageList =
GeneralUtils.parsePageList(pageOrderArr, document.getNumberOfPages());
for (int pageNumber : pageList) {
PDPage page = document.getPage(pageNumber);
if (hasImagesOnPage(page)) {
return true;
}
}
return false;
}
public static boolean hasText(PDDocument document, String pageNumbersToCheck, String phrase)
throws IOException {
String[] pageOrderArr = pageNumbersToCheck.split(",");
List<Integer> pageList =
GeneralUtils.parsePageList(pageOrderArr, document.getNumberOfPages());
for (int pageNumber : pageList) {
PDPage page = document.getPage(pageNumber);
if (hasTextOnPage(page, phrase)) {
return true;
}
}
return false;
}
public static boolean hasImagesOnPage(PDPage page) throws IOException {
ImageFinder imageFinder = new ImageFinder(page);
imageFinder.processPage(page);
return imageFinder.hasImages();
}
public static boolean hasTextOnPage(PDPage page, String phrase) throws IOException {
PDFTextStripper textStripper = new PDFTextStripper();
PDDocument tempDoc = new PDDocument();
tempDoc.addPage(page);
String pageText = textStripper.getText(tempDoc);
tempDoc.close();
return pageText.contains(phrase);
}
public boolean containsTextInFile(PDDocument pdfDocument, String text, String pagesToCheck)
throws IOException {
PDFTextStripper textStripper = new PDFTextStripper();
String pdfText = "";
if (pagesToCheck == null || pagesToCheck.equals("all")) {
pdfText = textStripper.getText(pdfDocument);
} else {
// remove whitespaces
pagesToCheck = pagesToCheck.replaceAll("\\s+", "");
String[] splitPoints = pagesToCheck.split(",");
for (String splitPoint : splitPoints) {
if (splitPoint.contains("-")) {
// Handle page ranges
String[] range = splitPoint.split("-");
int startPage = Integer.parseInt(range[0]);
int endPage = Integer.parseInt(range[1]);
for (int i = startPage; i <= endPage; i++) {
textStripper.setStartPage(i);
textStripper.setEndPage(i);
pdfText += textStripper.getText(pdfDocument);
}
} else {
// Handle individual page
int page = Integer.parseInt(splitPoint);
textStripper.setStartPage(page);
textStripper.setEndPage(page);
pdfText += textStripper.getText(pdfDocument);
}
}
}
pdfDocument.close();
return pdfText.contains(text);
}
public boolean pageCount(PDDocument pdfDocument, int pageCount, String comparator)
throws IOException {
int actualPageCount = pdfDocument.getNumberOfPages();
pdfDocument.close();
switch (comparator.toLowerCase()) {
case "greater":
return actualPageCount > pageCount;
case "equal":
return actualPageCount == pageCount;
case "less":
return actualPageCount < pageCount;
default:
throw new IllegalArgumentException(
"Invalid comparator. Only 'greater', 'equal', and 'less' are supported.");
}
}
public boolean pageSize(PDDocument pdfDocument, String expectedPageSize) throws IOException {
PDPage firstPage = pdfDocument.getPage(0);
PDRectangle mediaBox = firstPage.getMediaBox();
float actualPageWidth = mediaBox.getWidth();
float actualPageHeight = mediaBox.getHeight();
pdfDocument.close();
// Assumes the expectedPageSize is in the format "widthxheight", e.g. "595x842" for A4
String[] dimensions = expectedPageSize.split("x");
float expectedPageWidth = Float.parseFloat(dimensions[0]);
float expectedPageHeight = Float.parseFloat(dimensions[1]);
// Checks if the actual page size matches the expected page size
return actualPageWidth == expectedPageWidth && actualPageHeight == expectedPageHeight;
}
public static byte[] convertFromPdf(
byte[] inputStream,
String imageType,
ImageType colorType,
boolean singleImage,
int DPI,
String filename)
throws IOException, Exception {
try (PDDocument document = PDDocument.load(new ByteArrayInputStream(inputStream))) {
PDFRenderer pdfRenderer = new PDFRenderer(document);
int pageCount = document.getNumberOfPages();
// Create a ByteArrayOutputStream to save the image(s) to
ByteArrayOutputStream baos = new ByteArrayOutputStream();
if (singleImage) {
if (imageType.toLowerCase().equals("tiff")
|| imageType.toLowerCase().equals("tif")) {
// Write the images to the output stream as a TIFF with multiple frames
ImageWriter writer = ImageIO.getImageWritersByFormatName("tiff").next();
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("ZLib");
param.setCompressionQuality(1.0f);
try (ImageOutputStream ios = ImageIO.createImageOutputStream(baos)) {
writer.setOutput(ios);
writer.prepareWriteSequence(null);
for (int i = 0; i < pageCount; ++i) {
BufferedImage image = pdfRenderer.renderImageWithDPI(i, DPI, colorType);
writer.writeToSequence(new IIOImage(image, null, null), param);
}
writer.endWriteSequence();
}
writer.dispose();
} else {
// Combine all images into a single big image
BufferedImage image = pdfRenderer.renderImageWithDPI(0, DPI, colorType);
BufferedImage combined =
new BufferedImage(
image.getWidth(),
image.getHeight() * pageCount,
BufferedImage.TYPE_INT_RGB);
Graphics g = combined.getGraphics();
for (int i = 0; i < pageCount; ++i) {
if (i != 0) {
image = pdfRenderer.renderImageWithDPI(i, DPI, colorType);
}
g.drawImage(image, 0, i * image.getHeight(), null);
}
// Write the image to the output stream
ImageIO.write(combined, imageType, baos);
}
// Log that the image was successfully written to the byte array
logger.info("Image successfully written to byte array");
} else {
// Zip the images and return as byte array
try (ZipOutputStream zos = new ZipOutputStream(baos)) {
for (int i = 0; i < pageCount; ++i) {
BufferedImage image = pdfRenderer.renderImageWithDPI(i, DPI, colorType);
try (ByteArrayOutputStream baosImage = new ByteArrayOutputStream()) {
ImageIO.write(image, imageType, baosImage);
// Add the image to the zip file
zos.putNextEntry(
new ZipEntry(
String.format(
filename + "_%d.%s",
i + 1,
imageType.toLowerCase())));
zos.write(baosImage.toByteArray());
}
}
// Log that the images were successfully written to the byte array
logger.info("Images successfully written to byte array as a zip");
}
}
return baos.toByteArray();
} catch (IOException e) {
// Log an error message if there is an issue converting the PDF to an image
logger.error("Error converting PDF to image", e);
throw e;
}
}
public static byte[] imageToPdf(
MultipartFile[] files, String fitOption, boolean autoRotate, String colorType)
throws IOException {
try (PDDocument doc = new PDDocument()) {
for (MultipartFile file : files) {
String contentType = file.getContentType();
String originalFilename = file.getOriginalFilename();
if (originalFilename != null
&& (originalFilename.toLowerCase().endsWith(".tiff")
|| originalFilename.toLowerCase().endsWith(".tif"))) {
ImageReader reader = ImageIO.getImageReadersByFormatName("tiff").next();
reader.setInput(ImageIO.createImageInputStream(file.getInputStream()));
int numPages = reader.getNumImages(true);
for (int i = 0; i < numPages; i++) {
BufferedImage pageImage = reader.read(i);
BufferedImage convertedImage =
ImageProcessingUtils.convertColorType(pageImage, colorType);
PDImageXObject pdImage =
LosslessFactory.createFromImage(doc, convertedImage);
addImageToDocument(doc, pdImage, fitOption, autoRotate);
}
} else {
BufferedImage image = ImageIO.read(file.getInputStream());
BufferedImage convertedImage =
ImageProcessingUtils.convertColorType(image, colorType);
// Use JPEGFactory if it's JPEG since JPEG is lossy
PDImageXObject pdImage =
(contentType != null && contentType.equals("image/jpeg"))
? JPEGFactory.createFromImage(doc, convertedImage)
: LosslessFactory.createFromImage(doc, convertedImage);
addImageToDocument(doc, pdImage, fitOption, autoRotate);
}
}
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
doc.save(byteArrayOutputStream);
logger.info("PDF successfully saved to byte array");
return byteArrayOutputStream.toByteArray();
}
}
private static void addImageToDocument(
PDDocument doc, PDImageXObject image, String fitOption, boolean autoRotate)
throws IOException {
boolean imageIsLandscape = image.getWidth() > image.getHeight();
PDRectangle pageSize = PDRectangle.A4;
System.out.println(fitOption);
if (autoRotate && imageIsLandscape) {
pageSize = new PDRectangle(pageSize.getHeight(), pageSize.getWidth());
}
if ("fitDocumentToImage".equals(fitOption)) {
pageSize = new PDRectangle(image.getWidth(), image.getHeight());
}
PDPage page = new PDPage(pageSize);
doc.addPage(page);
float pageWidth = page.getMediaBox().getWidth();
float pageHeight = page.getMediaBox().getHeight();
try (PDPageContentStream contentStream = new PDPageContentStream(doc, page)) {
if ("fillPage".equals(fitOption) || "fitDocumentToImage".equals(fitOption)) {
contentStream.drawImage(image, 0, 0, pageWidth, pageHeight);
} else if ("maintainAspectRatio".equals(fitOption)) {
float imageAspectRatio = (float) image.getWidth() / (float) image.getHeight();
float pageAspectRatio = pageWidth / pageHeight;
float scaleFactor = 1.0f;
if (imageAspectRatio > pageAspectRatio) {
scaleFactor = pageWidth / image.getWidth();
} else {
scaleFactor = pageHeight / image.getHeight();
}
float xPos = (pageWidth - (image.getWidth() * scaleFactor)) / 2;
float yPos = (pageHeight - (image.getHeight() * scaleFactor)) / 2;
contentStream.drawImage(
image,
xPos,
yPos,
image.getWidth() * scaleFactor,
image.getHeight() * scaleFactor);
}
} catch (IOException e) {
logger.error("Error adding image to PDF", e);
throw e;
}
}
public static byte[] overlayImage(
byte[] pdfBytes, byte[] imageBytes, float x, float y, boolean everyPage)
throws IOException {
PDDocument document = PDDocument.load(new ByteArrayInputStream(pdfBytes));
// Get the first page of the PDF
int pages = document.getNumberOfPages();
for (int i = 0; i < pages; i++) {
PDPage page = document.getPage(i);
try (PDPageContentStream contentStream =
new PDPageContentStream(
document, page, PDPageContentStream.AppendMode.APPEND, true)) {
// Create an image object from the image bytes
PDImageXObject image = PDImageXObject.createFromByteArray(document, imageBytes, "");
// Draw the image onto the page at the specified x and y coordinates
contentStream.drawImage(image, x, y);
logger.info("Image successfully overlayed onto PDF");
if (!everyPage && i == 0) {
break;
}
} catch (IOException e) {
// Log an error message if there is an issue overlaying the image onto the PDF
logger.error("Error overlaying image onto PDF", e);
throw e;
}
}
// Create a ByteArrayOutputStream to save the PDF to
ByteArrayOutputStream baos = new ByteArrayOutputStream();
document.save(baos);
logger.info("PDF successfully saved to byte array");
return baos.toByteArray();
}
}
package stirling.software.SPDF.utils;
import java.awt.Graphics;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.stream.ImageOutputStream;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.PDPage;
import org.apache.pdfbox.pdmodel.PDPageContentStream;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
import org.apache.pdfbox.pdmodel.graphics.image.JPEGFactory;
import org.apache.pdfbox.pdmodel.graphics.image.LosslessFactory;
import org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject;
import org.apache.pdfbox.rendering.ImageType;
import org.apache.pdfbox.rendering.PDFRenderer;
import org.apache.pdfbox.text.PDFTextStripper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.multipart.MultipartFile;
import stirling.software.SPDF.pdf.ImageFinder;
public class PdfUtils {
private static final Logger logger = LoggerFactory.getLogger(PdfUtils.class);
public static PDRectangle textToPageSize(String size) {
switch (size.toUpperCase()) {
case "A0":
return PDRectangle.A0;
case "A1":
return PDRectangle.A1;
case "A2":
return PDRectangle.A2;
case "A3":
return PDRectangle.A3;
case "A4":
return PDRectangle.A4;
case "A5":
return PDRectangle.A5;
case "A6":
return PDRectangle.A6;
case "LETTER":
return PDRectangle.LETTER;
case "LEGAL":
return PDRectangle.LEGAL;
default:
throw new IllegalArgumentException("Invalid standard page size: " + size);
}
}
public static boolean hasImages(PDDocument document, String pagesToCheck) throws IOException {
String[] pageOrderArr = pagesToCheck.split(",");
List<Integer> pageList =
GeneralUtils.parsePageList(pageOrderArr, document.getNumberOfPages());
for (int pageNumber : pageList) {
PDPage page = document.getPage(pageNumber);
if (hasImagesOnPage(page)) {
return true;
}
}
return false;
}
public static boolean hasText(PDDocument document, String pageNumbersToCheck, String phrase)
throws IOException {
String[] pageOrderArr = pageNumbersToCheck.split(",");
List<Integer> pageList =
GeneralUtils.parsePageList(pageOrderArr, document.getNumberOfPages());
for (int pageNumber : pageList) {
PDPage page = document.getPage(pageNumber);
if (hasTextOnPage(page, phrase)) {
return true;
}
}
return false;
}
public static boolean hasImagesOnPage(PDPage page) throws IOException {
ImageFinder imageFinder = new ImageFinder(page);
imageFinder.processPage(page);
return imageFinder.hasImages();
}
public static boolean hasTextOnPage(PDPage page, String phrase) throws IOException {
PDFTextStripper textStripper = new PDFTextStripper();
PDDocument tempDoc = new PDDocument();
tempDoc.addPage(page);
String pageText = textStripper.getText(tempDoc);
tempDoc.close();
return pageText.contains(phrase);
}
public boolean containsTextInFile(PDDocument pdfDocument, String text, String pagesToCheck)
throws IOException {
PDFTextStripper textStripper = new PDFTextStripper();
String pdfText = "";
if (pagesToCheck == null || pagesToCheck.equals("all")) {
pdfText = textStripper.getText(pdfDocument);
} else {
// remove whitespaces
pagesToCheck = pagesToCheck.replaceAll("\\s+", "");
String[] splitPoints = pagesToCheck.split(",");
for (String splitPoint : splitPoints) {
if (splitPoint.contains("-")) {
// Handle page ranges
String[] range = splitPoint.split("-");
int startPage = Integer.parseInt(range[0]);
int endPage = Integer.parseInt(range[1]);
for (int i = startPage; i <= endPage; i++) {
textStripper.setStartPage(i);
textStripper.setEndPage(i);
pdfText += textStripper.getText(pdfDocument);
}
} else {
// Handle individual page
int page = Integer.parseInt(splitPoint);
textStripper.setStartPage(page);
textStripper.setEndPage(page);
pdfText += textStripper.getText(pdfDocument);
}
}
}
pdfDocument.close();
return pdfText.contains(text);
}
public boolean pageCount(PDDocument pdfDocument, int pageCount, String comparator)
throws IOException {
int actualPageCount = pdfDocument.getNumberOfPages();
pdfDocument.close();
switch (comparator.toLowerCase()) {
case "greater":
return actualPageCount > pageCount;
case "equal":
return actualPageCount == pageCount;
case "less":
return actualPageCount < pageCount;
default:
throw new IllegalArgumentException(
"Invalid comparator. Only 'greater', 'equal', and 'less' are supported.");
}
}
public boolean pageSize(PDDocument pdfDocument, String expectedPageSize) throws IOException {
PDPage firstPage = pdfDocument.getPage(0);
PDRectangle mediaBox = firstPage.getMediaBox();
float actualPageWidth = mediaBox.getWidth();
float actualPageHeight = mediaBox.getHeight();
pdfDocument.close();
// Assumes the expectedPageSize is in the format "widthxheight", e.g. "595x842" for A4
String[] dimensions = expectedPageSize.split("x");
float expectedPageWidth = Float.parseFloat(dimensions[0]);
float expectedPageHeight = Float.parseFloat(dimensions[1]);
// Checks if the actual page size matches the expected page size
return actualPageWidth == expectedPageWidth && actualPageHeight == expectedPageHeight;
}
public static byte[] convertFromPdf(
byte[] inputStream,
String imageType,
ImageType colorType,
boolean singleImage,
int DPI,
String filename)
throws IOException, Exception {
try (PDDocument document = PDDocument.load(new ByteArrayInputStream(inputStream))) {
PDFRenderer pdfRenderer = new PDFRenderer(document);
int pageCount = document.getNumberOfPages();
// Create a ByteArrayOutputStream to save the image(s) to
ByteArrayOutputStream baos = new ByteArrayOutputStream();
if (singleImage) {
if (imageType.toLowerCase().equals("tiff")
|| imageType.toLowerCase().equals("tif")) {
// Write the images to the output stream as a TIFF with multiple frames
ImageWriter writer = ImageIO.getImageWritersByFormatName("tiff").next();
ImageWriteParam param = writer.getDefaultWriteParam();
param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
param.setCompressionType("ZLib");
param.setCompressionQuality(1.0f);
try (ImageOutputStream ios = ImageIO.createImageOutputStream(baos)) {
writer.setOutput(ios);
writer.prepareWriteSequence(null);
for (int i = 0; i < pageCount; ++i) {
BufferedImage image = pdfRenderer.renderImageWithDPI(i, DPI, colorType);
writer.writeToSequence(new IIOImage(image, null, null), param);
}
writer.endWriteSequence();
}
writer.dispose();
} else {
// Combine all images into a single big image
BufferedImage image = pdfRenderer.renderImageWithDPI(0, DPI, colorType);
BufferedImage combined =
new BufferedImage(
image.getWidth(),
image.getHeight() * pageCount,
BufferedImage.TYPE_INT_RGB);
Graphics g = combined.getGraphics();
for (int i = 0; i < pageCount; ++i) {
if (i != 0) {
image = pdfRenderer.renderImageWithDPI(i, DPI, colorType);
}
g.drawImage(image, 0, i * image.getHeight(), null);
}
// Write the image to the output stream
ImageIO.write(combined, imageType, baos);
}
// Log that the image was successfully written to the byte array
logger.info("Image successfully written to byte array");
} else {
// Zip the images and return as byte array
try (ZipOutputStream zos = new ZipOutputStream(baos)) {
for (int i = 0; i < pageCount; ++i) {
BufferedImage image = pdfRenderer.renderImageWithDPI(i, DPI, colorType);
try (ByteArrayOutputStream baosImage = new ByteArrayOutputStream()) {
ImageIO.write(image, imageType, baosImage);
// Add the image to the zip file
zos.putNextEntry(
new ZipEntry(
String.format(
filename + "_%d.%s",
i + 1,
imageType.toLowerCase())));
zos.write(baosImage.toByteArray());
}
}
// Log that the images were successfully written to the byte array
logger.info("Images successfully written to byte array as a zip");
}
}
return baos.toByteArray();
} catch (IOException e) {
// Log an error message if there is an issue converting the PDF to an image
logger.error("Error converting PDF to image", e);
throw e;
}
}
public static byte[] imageToPdf(
MultipartFile[] files, String fitOption, boolean autoRotate, String colorType)
throws IOException {
try (PDDocument doc = new PDDocument()) {
for (MultipartFile file : files) {
String contentType = file.getContentType();
String originalFilename = file.getOriginalFilename();
if (originalFilename != null
&& (originalFilename.toLowerCase().endsWith(".tiff")
|| originalFilename.toLowerCase().endsWith(".tif"))) {
ImageReader reader = ImageIO.getImageReadersByFormatName("tiff").next();
reader.setInput(ImageIO.createImageInputStream(file.getInputStream()));
int numPages = reader.getNumImages(true);
for (int i = 0; i < numPages; i++) {
BufferedImage pageImage = reader.read(i);
BufferedImage convertedImage =
ImageProcessingUtils.convertColorType(pageImage, colorType);
PDImageXObject pdImage =
LosslessFactory.createFromImage(doc, convertedImage);
addImageToDocument(doc, pdImage, fitOption, autoRotate);
}
} else {
BufferedImage image = ImageIO.read(file.getInputStream());
BufferedImage convertedImage =
ImageProcessingUtils.convertColorType(image, colorType);
// Use JPEGFactory if it's JPEG since JPEG is lossy
PDImageXObject pdImage =
(contentType != null && contentType.equals("image/jpeg"))
? JPEGFactory.createFromImage(doc, convertedImage)
: LosslessFactory.createFromImage(doc, convertedImage);
addImageToDocument(doc, pdImage, fitOption, autoRotate);
}
}
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
doc.save(byteArrayOutputStream);
logger.info("PDF successfully saved to byte array");
return byteArrayOutputStream.toByteArray();
}
}
private static void addImageToDocument(
PDDocument doc, PDImageXObject image, String fitOption, boolean autoRotate)
throws IOException {
boolean imageIsLandscape = image.getWidth() > image.getHeight();
PDRectangle pageSize = PDRectangle.A4;
System.out.println(fitOption);
if (autoRotate && imageIsLandscape) {
pageSize = new PDRectangle(pageSize.getHeight(), pageSize.getWidth());
}
if ("fitDocumentToImage".equals(fitOption)) {
pageSize = new PDRectangle(image.getWidth(), image.getHeight());
}
PDPage page = new PDPage(pageSize);
doc.addPage(page);
float pageWidth = page.getMediaBox().getWidth();
float pageHeight = page.getMediaBox().getHeight();
try (PDPageContentStream contentStream = new PDPageContentStream(doc, page)) {
if ("fillPage".equals(fitOption) || "fitDocumentToImage".equals(fitOption)) {
contentStream.drawImage(image, 0, 0, pageWidth, pageHeight);
} else if ("maintainAspectRatio".equals(fitOption)) {
float imageAspectRatio = (float) image.getWidth() / (float) image.getHeight();
float pageAspectRatio = pageWidth / pageHeight;
float scaleFactor = 1.0f;
if (imageAspectRatio > pageAspectRatio) {
scaleFactor = pageWidth / image.getWidth();
} else {
scaleFactor = pageHeight / image.getHeight();
}
float xPos = (pageWidth - (image.getWidth() * scaleFactor)) / 2;
float yPos = (pageHeight - (image.getHeight() * scaleFactor)) / 2;
contentStream.drawImage(
image,
xPos,
yPos,
image.getWidth() * scaleFactor,
image.getHeight() * scaleFactor);
}
} catch (IOException e) {
logger.error("Error adding image to PDF", e);
throw e;
}
}
public static byte[] overlayImage(
byte[] pdfBytes, byte[] imageBytes, float x, float y, boolean everyPage)
throws IOException {
PDDocument document = PDDocument.load(new ByteArrayInputStream(pdfBytes));
// Get the first page of the PDF
int pages = document.getNumberOfPages();
for (int i = 0; i < pages; i++) {
PDPage page = document.getPage(i);
try (PDPageContentStream contentStream =
new PDPageContentStream(
document, page, PDPageContentStream.AppendMode.APPEND, true)) {
// Create an image object from the image bytes
PDImageXObject image = PDImageXObject.createFromByteArray(document, imageBytes, "");
// Draw the image onto the page at the specified x and y coordinates
contentStream.drawImage(image, x, y);
logger.info("Image successfully overlayed onto PDF");
if (!everyPage && i == 0) {
break;
}
} catch (IOException e) {
// Log an error message if there is an issue overlaying the image onto the PDF
logger.error("Error overlaying image onto PDF", e);
throw e;
}
}
// Create a ByteArrayOutputStream to save the PDF to
ByteArrayOutputStream baos = new ByteArrayOutputStream();
document.save(baos);
logger.info("PDF successfully saved to byte array");
return baos.toByteArray();
}
}

134
src/main/java/stirling/software/SPDF/utils/WebResponseUtils.java
View file

@ -1,67 +1,67 @@
package stirling.software.SPDF.utils;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.multipart.MultipartFile;
public class WebResponseUtils {
public static ResponseEntity<byte[]> boasToWebResponse(
ByteArrayOutputStream baos, String docName) throws IOException {
return WebResponseUtils.bytesToWebResponse(baos.toByteArray(), docName);
}
public static ResponseEntity<byte[]> boasToWebResponse(
ByteArrayOutputStream baos, String docName, MediaType mediaType) throws IOException {
return WebResponseUtils.bytesToWebResponse(baos.toByteArray(), docName, mediaType);
}
public static ResponseEntity<byte[]> multiPartFileToWebResponse(MultipartFile file)
throws IOException {
String fileName = file.getOriginalFilename();
MediaType mediaType = MediaType.parseMediaType(file.getContentType());
byte[] bytes = file.getBytes();
return bytesToWebResponse(bytes, fileName, mediaType);
}
public static ResponseEntity<byte[]> bytesToWebResponse(
byte[] bytes, String docName, MediaType mediaType) throws IOException {
// Return the PDF as a response
HttpHeaders headers = new HttpHeaders();
headers.setContentType(mediaType);
headers.setContentLength(bytes.length);
String encodedDocName =
URLEncoder.encode(docName, StandardCharsets.UTF_8.toString())
.replaceAll("\\+", "%20");
headers.setContentDispositionFormData("attachment", encodedDocName);
return new ResponseEntity<>(bytes, headers, HttpStatus.OK);
}
public static ResponseEntity<byte[]> bytesToWebResponse(byte[] bytes, String docName)
throws IOException {
return bytesToWebResponse(bytes, docName, MediaType.APPLICATION_PDF);
}
public static ResponseEntity<byte[]> pdfDocToWebResponse(PDDocument document, String docName)
throws IOException {
// Open Byte Array and save document to it
ByteArrayOutputStream baos = new ByteArrayOutputStream();
document.save(baos);
// Close the document
document.close();
return boasToWebResponse(baos, docName);
}
}
package stirling.software.SPDF.utils;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.multipart.MultipartFile;
public class WebResponseUtils {
public static ResponseEntity<byte[]> boasToWebResponse(
ByteArrayOutputStream baos, String docName) throws IOException {
return WebResponseUtils.bytesToWebResponse(baos.toByteArray(), docName);
}
public static ResponseEntity<byte[]> boasToWebResponse(
ByteArrayOutputStream baos, String docName, MediaType mediaType) throws IOException {
return WebResponseUtils.bytesToWebResponse(baos.toByteArray(), docName, mediaType);
}
public static ResponseEntity<byte[]> multiPartFileToWebResponse(MultipartFile file)
throws IOException {
String fileName = file.getOriginalFilename();
MediaType mediaType = MediaType.parseMediaType(file.getContentType());
byte[] bytes = file.getBytes();
return bytesToWebResponse(bytes, fileName, mediaType);
}
public static ResponseEntity<byte[]> bytesToWebResponse(
byte[] bytes, String docName, MediaType mediaType) throws IOException {
// Return the PDF as a response
HttpHeaders headers = new HttpHeaders();
headers.setContentType(mediaType);
headers.setContentLength(bytes.length);
String encodedDocName =
URLEncoder.encode(docName, StandardCharsets.UTF_8.toString())
.replaceAll("\\+", "%20");
headers.setContentDispositionFormData("attachment", encodedDocName);
return new ResponseEntity<>(bytes, headers, HttpStatus.OK);
}
public static ResponseEntity<byte[]> bytesToWebResponse(byte[] bytes, String docName)
throws IOException {
return bytesToWebResponse(bytes, docName, MediaType.APPLICATION_PDF);
}
public static ResponseEntity<byte[]> pdfDocToWebResponse(PDDocument document, String docName)
throws IOException {
// Open Byte Array and save document to it
ByteArrayOutputStream baos = new ByteArrayOutputStream();
document.save(baos);
// Close the document
document.close();
return boasToWebResponse(baos, docName);
}
}