src/main/java/stirling/software/SPDF/controller/api/misc/OCRController.java

@@ -13,8 +13,7 @@ import java.util.stream.Collectors;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
 
-import org.slf4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
-import org.slf4j.LoggerFactory;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ModelAttribute;
@@ -27,6 +26,7 @@ import io.github.pixee.security.Filenames;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
+import stirling.software.SPDF.model.ApplicationProperties;
 import stirling.software.SPDF.model.api.misc.ProcessPdfWithOcrRequest;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.ProcessExecutor.ProcessExecutorResult;
@@ -37,10 +37,10 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 @Tag(name = "Misc", description = "Miscellaneous APIs")
 public class OCRController {
 
-    private static final Logger logger = LoggerFactory.getLogger(OCRController.class);
+    @Autowired ApplicationProperties applicationProperties;
 
     public List<String> getAvailableTesseractLanguages() {
-        String tessdataDir = "/usr/share/tessdata";
+        String tessdataDir = applicationProperties.getSystem().getTessdataDir();
         File[] files = new File(tessdataDir).listFiles();
         if (files == null) {
             return Collections.emptyList();

src/main/java/stirling/software/SPDF/controller/web/OtherWebController.java

@@ -6,6 +6,7 @@ import java.util.Collections;
 import java.util.List;
 import java.util.stream.Collectors;
 
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -14,10 +15,14 @@ import org.springframework.web.servlet.ModelAndView;
 import io.swagger.v3.oas.annotations.Hidden;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
+import stirling.software.SPDF.model.ApplicationProperties;
+
 @Controller
 @Tag(name = "Misc", description = "Miscellaneous APIs")
 public class OtherWebController {
 
+    @Autowired ApplicationProperties applicationProperties;
+
     @GetMapping("/compress-pdf")
     @Hidden
     public String compressPdfForm(Model model) {
@@ -97,7 +102,7 @@ public class OtherWebController {
     }
 
     public List<String> getAvailableTesseractLanguages() {
-        String tessdataDir = "/usr/share/tessdata";
+        String tessdataDir = applicationProperties.getSystem().getTessdataDir();
         File[] files = new File(tessdataDir).listFiles();
         if (files == null) {
             return Collections.emptyList();

src/main/java/stirling/software/SPDF/model/ApplicationProperties.java

@@ -431,6 +431,15 @@ public class ApplicationProperties {
         private boolean showUpdate;
         private Boolean showUpdateOnlyAdmin;
         private boolean customHTMLFiles;
+        private String tessdataDir;
+
+        public String getTessdataDir() {
+            return tessdataDir;
+        }
+
+        public void setTessdataDir(String tessdataDir) {
+            this.tessdataDir = tessdataDir;
+        }
 
         public boolean isCustomHTMLFiles() {
             return customHTMLFiles;

src/main/resources/settings.yml.template

@@ -54,6 +54,7 @@ system:
   showUpdate: false # see when a new update is available
   showUpdateOnlyAdmin: false # Only admins can see when a new update is available, depending on showUpdate it must be set to 'true'
   customHTMLFiles: false # enable to have files placed in /customFiles/templates override the existing template html files
+  tessdataDir: /usr/share/tessdata # Path to the directory containing the Tessdata files. This setting is relevant for Windows systems. For Windows users, this path should be adjusted to point to the appropriate directory where the Tessdata files are stored.
 
 ui:
   appName: '' # Application's visible name