some more changes also broke pipeline a bit

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

@@ -21,7 +21,7 @@ import io.swagger.v3.oas.annotations.tags.Tag;
 import stirling.software.SPDF.utils.PdfUtils;
 import stirling.software.SPDF.utils.ProcessExecutor;
 import stirling.software.SPDF.utils.WebResponseUtils;
-
+import io.swagger.v3.oas.annotations.media.Schema;
 @RestController
 @Tag(name = "Filter", description = "Filter APIs")
 public class FilterController {
@@ -37,6 +37,7 @@ public class FilterController {
 		return PdfUtils.hasText(pdfDocument, pageNumber);
 	}
 
+	//TODO
 	@PostMapping(consumes = "multipart/form-data", value = "/contains-image")
 	@Operation(summary = "Checks if a PDF contains an image", description = "Input:PDF Output:Boolean Type:SISO")
 	public Boolean containsImage(
@@ -52,7 +53,9 @@ public class FilterController {
 	public Boolean pageCount(
 			@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file", required = true) MultipartFile inputFile,
 			@Parameter(description = "Page Count", required = true) String pageCount,
-			@Parameter(description = "Comparison type, accepts Greater, Equal, Less than", required = false) String comparator)
+			@Parameter(description = "Comparison type", 
+            schema = @Schema(description = "The comparison type, accepts Greater, Equal, Less than", 
+                            allowableValues = {"Greater", "Equal", "Less"})) String comparator)
 			throws IOException, InterruptedException {
 		// Load the PDF
 		PDDocument document = PDDocument.load(inputFile.getInputStream());
@@ -76,7 +79,9 @@ public class FilterController {
 	public Boolean pageSize(
 		@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file", required = true) MultipartFile inputFile,
 		@Parameter(description = "Standard Page Size", required = true) String standardPageSize,
-		@Parameter(description = "Comparison type, accepts Greater, Equal, Less than", required = false) String comparator)
+		@Parameter(description = "Comparison type", 
+        schema = @Schema(description = "The comparison type, accepts Greater, Equal, Less than", 
+                        allowableValues = {"Greater", "Equal", "Less"})) String comparator)
 		throws IOException, InterruptedException {
 		
 		// Load the PDF
@@ -111,7 +116,9 @@ public class FilterController {
 	public Boolean fileSize(
 		@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file", required = true) MultipartFile inputFile,
 		@Parameter(description = "File Size", required = true) String fileSize,
-		@Parameter(description = "Comparison type, accepts Greater, Equal, Less than", required = false) String comparator)
+		@Parameter(description = "Comparison type", 
+        schema = @Schema(description = "The comparison type, accepts Greater, Equal, Less than", 
+                        allowableValues = {"Greater", "Equal", "Less"})) String comparator)
 		throws IOException, InterruptedException {
 		
 		// Get the file size
@@ -136,7 +143,9 @@ public class FilterController {
 	public Boolean pageRotation(
 		@RequestPart(required = true, value = "fileInput") @Parameter(description = "The input PDF file", required = true) MultipartFile inputFile,
 		@Parameter(description = "Rotation in degrees", required = true) int rotation,
-		@Parameter(description = "Comparison type, accepts Greater, Equal, Less than", required = false) String comparator)
+		@Parameter(description = "Comparison type", 
+        schema = @Schema(description = "The comparison type, accepts Greater, Equal, Less than", 
+                        allowableValues = {"Greater", "Equal", "Less"})) String comparator)
 		throws IOException, InterruptedException {
 		
 		// Load the PDF

src/main/java/stirling/software/SPDF/controller/api/other/AutoSplitPdfController.java

@@ -30,6 +30,8 @@ import com.google.zxing.Result;
 import com.google.zxing.common.HybridBinarizer;
 
 import stirling.software.SPDF.utils.WebResponseUtils;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
 
 @RestController
 public class AutoSplitPdfController {
@@ -37,7 +39,10 @@ public class AutoSplitPdfController {
     private static final String QR_CONTENT = "https://github.com/Frooodle/Stirling-PDF";
 
     @PostMapping(value = "/auto-split-pdf", consumes = "multipart/form-data")
-    public ResponseEntity<byte[]> autoSplitPdf(@RequestParam("fileInput") MultipartFile file) throws IOException {
+    @Operation(summary = "Auto split PDF pages into separate documents", description = "This endpoint accepts a PDF file, scans each page for a specific QR code, and splits the document at the QR code boundaries. The output is a zip file containing each separate PDF document. Input:PDF Output:ZIP Type:SISO")
+    public ResponseEntity<byte[]> autoSplitPdf(
+        @RequestParam("fileInput") @Parameter(description = "The input PDF file which needs to be split into separate documents based on QR code boundaries.", required = true) MultipartFile file)
+        throws IOException {
         InputStream inputStream = file.getInputStream();
         PDDocument document = PDDocument.load(inputStream);
         PDFRenderer pdfRenderer = new PDFRenderer(document);

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

@@ -53,9 +53,9 @@ import stirling.software.SPDF.utils.WebResponseUtils;
 
 @RestController
 @Tag(name = "Pipeline", description = "Pipeline APIs")
-public class Controller {
+public class PipelineController {
 
-	private static final Logger logger = LoggerFactory.getLogger(Controller.class);
+	private static final Logger logger = LoggerFactory.getLogger(PipelineController.class);
 	@Autowired
 	private ObjectMapper objectMapper;
 
@@ -246,11 +246,11 @@ public class Controller {
 
 	List<Resource> processFiles(List<Resource> outputFiles, String jsonString) throws Exception {
 		
-		logger.info("Processing files... " + outputFiles);
 		ObjectMapper mapper = new ObjectMapper();
 		JsonNode jsonNode = mapper.readTree(jsonString);
 
 		JsonNode pipelineNode = jsonNode.get("pipeline");
+		logger.info("Running pipelineNode: {}", pipelineNode);
 		ByteArrayOutputStream logStream = new ByteArrayOutputStream();
 		PrintStream logPrintStream = new PrintStream(logStream);
 
@@ -298,6 +298,19 @@ public class Controller {
 						continue;
 					}
 
+					
+					// Define filename
+	                String filename;
+	                if ("auto-rename".equals(operation)) {
+	                    // If the operation is "auto-rename", generate a new filename.
+	                    // This is a simple example of generating a filename using current timestamp.
+	                    // Modify as per your needs.
+	                    filename = "file_" + System.currentTimeMillis();
+	                } else {
+	                    // Otherwise, keep the original filename.
+	                    filename = file.getFilename();
+	                }
+
 	                // Check if the response body is a zip file
 	                if (isZip(response.getBody())) {
 	                    // Unzip the file and add all the files to the new output files
@@ -306,7 +319,7 @@ public class Controller {
 	                    Resource outputResource = new ByteArrayResource(response.getBody()) {
 	                        @Override
 	                        public String getFilename() {
-								return file.getFilename(); // Preserving original filename
+	                            return filename;
 	                        }
 	                    };
 	                    newOutputFiles.add(outputResource);

src/main/java/stirling/software/SPDF/controller/api/security/WatermarkController.java

@@ -47,6 +47,11 @@ public class WatermarkController {
 			@RequestPart(required = true) @Parameter(description = "The watermark type (text or image)") String watermarkType,
 			@RequestPart(required = false) @Parameter(description = "The watermark text") String watermarkText,
 			@RequestPart(required = false) @Parameter(description = "The watermark image") MultipartFile watermarkImage,
+			
+			@RequestParam(defaultValue = "roman", name = "alphabet") @Parameter(description = "The selected alphabet", 
+            schema = @Schema(type = "string", 
+                             allowableValues = {"roman","arabic","japanese","korean","chinese"}, 
+                             defaultValue = "roman")) String alphabet,
 			@RequestParam(defaultValue = "30", name = "fontSize") @Parameter(description = "The font size of the watermark text", example = "30") float fontSize,
 			@RequestParam(defaultValue = "0", name = "rotation") @Parameter(description = "The rotation of the watermark in degrees", example = "0") float rotation,
 			@RequestParam(defaultValue = "0.5", name = "opacity") @Parameter(description = "The opacity of the watermark (0.0 - 1.0)", example = "0.5") float opacity,
@@ -71,7 +76,7 @@ public class WatermarkController {
 
 			if (watermarkType.equalsIgnoreCase("text")) {
 				addTextWatermark(contentStream, watermarkText, document, page, rotation, widthSpacer, heightSpacer,
-						fontSize);
+						fontSize, alphabet);
 			} else if (watermarkType.equalsIgnoreCase("image")) {
 				addImageWatermark(contentStream, watermarkImage, document, page, rotation, widthSpacer, heightSpacer,
 						fontSize);
@@ -86,9 +91,41 @@ public class WatermarkController {
 	}
 
 	private void addTextWatermark(PDPageContentStream contentStream, String watermarkText, PDDocument document,
-			PDPage page, float rotation, int widthSpacer, int heightSpacer, float fontSize) throws IOException {
+			PDPage page, float rotation, int widthSpacer, int heightSpacer, float fontSize, String alphabet) throws IOException {
-		// Set font and other properties for text watermark
+		String resourceDir = "";
 	    PDFont font = PDType1Font.HELVETICA_BOLD;
+	    switch (alphabet) {
+	        case "arabic":
+	            resourceDir = "static/fonts/NotoSansArabic-Regular.ttf";
+	            break;
+	        case "japanese":
+	            resourceDir = "static/fonts/Meiryo.ttf";
+	            break;
+	        case "korean":
+	            resourceDir = "static/fonts/malgun.ttf";
+	            break;
+	        case "chinese":
+	            resourceDir = "static/fonts/SimSun.ttf";
+	            break;
+	        case "roman":
+	        default:
+	            resourceDir = "static/fonts/NotoSans-Regular.ttf";
+	            break;
+	    }
+
+        
+        if(!resourceDir.equals("")) {
+            ClassPathResource classPathResource = new ClassPathResource(resourceDir);
+            String fileExtension = resourceDir.substring(resourceDir.lastIndexOf("."));
+            File tempFile = File.createTempFile("NotoSansFont", fileExtension);
+            try (InputStream is = classPathResource.getInputStream(); FileOutputStream os = new FileOutputStream(tempFile)) {
+                IOUtils.copy(is, os);
+            }
+            
+            font = PDType0Font.load(document, tempFile);
+            tempFile.deleteOnExit();
+        }
+        
 		contentStream.setFont(font, fontSize);
 		contentStream.setNonStrokingColor(Color.LIGHT_GRAY);
 

src/main/java/stirling/software/SPDF/utils/PdfUtils.java

@@ -44,7 +44,7 @@ public class PdfUtils {
 
 
 	public static PDRectangle textToPageSize(String size) {
-		switch (size) {
+		switch (size.toUpperCase()) {
 		case "A0":
 			return PDRectangle.A0;
 		case "A1":

src/main/resources/static/js/pipeline.js

@@ -87,7 +87,7 @@ document.getElementById('submitConfigBtn').addEventListener('click', function()
 
 	let formData = new FormData();
 
-	let fileInput = document.getElementById('fileInput');
+	let fileInput = document.getElementById('fileInput-input');
 	let files = fileInput.files;
 
 	for (let i = 0; i < files.length; i++) {
@@ -177,7 +177,11 @@ document.getElementById('addOperationBtn').addEventListener('click', function()
 	let listItem = document.createElement('li');
 	listItem.className = "list-group-item";
 	let hasSettings = (apiDocs[selectedOperation] && apiDocs[selectedOperation].post &&
-	apiDocs[selectedOperation].post.parameters && apiDocs[selectedOperation].post.parameters.length > 0);
+    ((apiDocs[selectedOperation].post.parameters && apiDocs[selectedOperation].post.parameters.length > 0) ||
+    (apiDocs[selectedOperation].post.requestBody && 
+    apiDocs[selectedOperation].post.requestBody.content['multipart/form-data'].schema.properties)));
+
+
 
 
 	listItem.innerHTML = `
@@ -222,6 +226,13 @@ document.getElementById('addOperationBtn').addEventListener('click', function()
 		let pipelineSettingsModal = document.getElementById('pipelineSettingsModal');
 		let pipelineSettingsContent = document.getElementById('pipelineSettingsContent');
 		let operationData = apiDocs[operation].post.parameters || [];
+	    let requestBodyData = apiDocs[operation].post.requestBody.content['multipart/form-data'].schema.properties || {};
+	
+	    // Combine operationData and requestBodyData into a single array
+	    operationData = operationData.concat(Object.keys(requestBodyData).map(key => ({
+	        name: key,
+	        schema: requestBodyData[key]
+	    })));
 
 		pipelineSettingsContent.innerHTML = '';
 
@@ -235,12 +246,39 @@ document.getElementById('addOperationBtn').addEventListener('click', function()
         parameterDiv.appendChild(parameterLabel);
 
         let parameterInput;
+
+        // check if enum exists in schema
+        if (parameter.schema.enum) {
+            // if enum exists, create a select element
+            parameterInput = document.createElement('select');
+            parameterInput.className = "form-control";
+
+            // iterate over each enum value and create an option for it
+            parameter.schema.enum.forEach(value => {
+                let option = document.createElement('option');
+                option.value = value;
+                option.text = value;
+                parameterInput.appendChild(option);
+            });
+        } else {
+            // switch-case statement for handling non-enum types
             switch (parameter.schema.type) {
                 case 'string':
+                    if (parameter.schema.format === 'binary') {
+                        // This is a file input
+                        parameterInput = document.createElement('input');
+                        parameterInput.type = 'file';
+                        parameterInput.className = "form-control";
+                    } else {
+                        parameterInput = document.createElement('input');
+                        parameterInput.type = 'text';
+                        parameterInput.className = "form-control";
+                    }
+                    break;
                 case 'number':
                 case 'integer':
                     parameterInput = document.createElement('input');
-					parameterInput.type = parameter.schema.type === 'string' ? 'text' : 'number';
+                    parameterInput.type = 'number';
                     parameterInput.className = "form-control";
                     break;
                 case 'boolean':
@@ -253,20 +291,11 @@ document.getElementById('addOperationBtn').addEventListener('click', function()
                     parameterInput.placeholder = `Enter a JSON formatted ${parameter.schema.type}`;
                     parameterInput.className = "form-control";
                     break;
-				case 'enum':
-					parameterInput = document.createElement('select');
-					parameterInput.className = "form-control";
-					parameter.schema.enum.forEach(option => {
-						let optionElement = document.createElement('option');
-						optionElement.value = option;
-						optionElement.text = option;
-						parameterInput.appendChild(optionElement);
-					});
-					break;
                 default:
                     parameterInput = document.createElement('input');
                     parameterInput.type = 'text';
                     parameterInput.className = "form-control";
+            }
         }
 			parameterInput.id = parameter.name;
 

src/main/resources/templates/pipeline.html

@@ -3,38 +3,68 @@
 	th:lang-direction="#{language.direction}"
 	xmlns:th="http://www.thymeleaf.org">
 
-<th:block th:insert="~{fragments/common :: head(title=#{pipeline.title})}"></th:block>
+<th:block
+	th:insert="~{fragments/common :: head(title=#{pipeline.title})}"></th:block>
+<style>
+.btn-margin {
+	margin-right: 2px;
+}
+
+	.bordered-box {
+       border: 1px solid #ddd;
+       padding: 20px;
+       margin: 20px;
+       width: 70%;
+   }
+   
+   .center-element {
+   		width: 80%;
+        text-align: center;
+        margin: auto;
+    }
+    .element-margin {
+        margin: 10px 0; /* Adjust this value to increase/decrease the margin as needed */
+    }
+</style>
+
 <body>
 	<div id="page-container">
 		<div id="content-wrap">
 			<div th:insert="~{fragments/navbar.html :: navbar}"></div>
+
 			<br> <br>
-			<div class="container" id="dropContainer">
+			<div class="container">
 				<div class="row justify-content-center">
 
-					<!-- Trigger/Open The Modal -->
+						 <div class="bordered-box">
-<button type="button" class="btn btn-primary" data-toggle="modal" data-target="#pipelineSettingsModal">
+                        <div class="text-right text-top">
-  Open Pipeline Settings
+                         <button id="uploadPipelineBtn" class="btn btn-primary">Upload
-</button>
+                                    Custom</button>
+                            <button type="button" class="btn btn-primary" data-toggle="modal"
+                                data-target="#pipelineSettingsModal">Configure</button>
+                        </div>
 
-
+                        <div class="center-element">
-    <button id="uploadPipelineBtn" class="btn btn-primary">Upload Custom Pipeline</button>
+                            <div class="element-margin">
-    <select id="pipelineSelect">
+							    <select id="pipelineSelect" class="custom-select">
 							        <option value="">Select a pipeline</option>
 							        <th:block th:each="config : ${pipelineConfigsWithNames}">
 							            <option th:value="${config.json}" th:text="${config.name}"></option>
 							        </th:block>
-
 							    </select> 
+							</div>
+                            <div class="element-margin">
+                                <div th:replace="~{fragments/common :: fileSelector(name='fileInput', multiple=true)}"></div>
+                            </div>
+                            <div class="element-margin">
+                                <button class="btn btn-primary" id="submitConfigBtn">Submit</button>
+                            </div>
+                        </div>
+                    </div>
 
 
-
+						<!-- The Modal -->
-<input type="file" id="fileInput" multiple>
+						<div class="modal" id="pipelineSettingsModal">
-<button class="btn btn-primary" id="submitConfigBtn">Submit</button>
-
-
-<!-- The Modal -->
-<div class="modal" id="pipelineSettingsModal">
 							<div class="modal-dialog">
 								<div class="modal-content">
 
@@ -47,8 +77,9 @@
 									<!-- Modal body -->
 									<div class="modal-body">
 										<div class="mb-3">
-          <label for="pipelineName" class="form-label">Pipeline Name</label>
+											<label for="pipelineName" class="form-label">Pipeline
-          <input type="text" id="pipelineName" class="form-control" placeholder="Enter pipeline name here">
+												Name</label> <input type="text" id="pipelineName"
+												class="form-control" placeholder="Enter pipeline name here">
 										</div>
 										<div class="mb-3">
 											<select id="operationsDropdown" class="form-select">
@@ -56,7 +87,8 @@
 											</select>
 										</div>
 										<div class="mb-3">
-          <button id="addOperationBtn" class="btn btn-primary">Add operation</button>
+											<button id="addOperationBtn" class="btn btn-primary">Add
+												operation</button>
 										</div>
 										<h3>Pipeline:</h3>
 										<ol id="pipelineList" class="list-group">
@@ -72,29 +104,21 @@
 										<button id="savePipelineBtn" class="btn btn-success">Download</button>
 										<button id="validateButton" class="btn btn-success">Validate</button>
 										<div class="btn-group">
-          <input type="file" id="uploadPipelineInput" accept=".json" style="display: none;">
+											<input type="file" id="uploadPipelineInput" accept=".json"
+												style="display: none;">
 										</div>
 									</div>
 
 								</div>
 							</div>
-</div>
+						</div>
-
-<script src="js/pipeline.js"></script>
-					
 
+						<script src="js/pipeline.js"></script>
 
 					</div>
 			</div>
 		</div>
-		<style>
 
-
-.btn-margin {
-	margin-right: 2px;
-}
-
-</style>
 		<div th:insert="~{fragments/footer.html :: footer}"></div>
 	</div>