Auto commit: 2025-11-20T12:28:51.343Z

assets/js/main.js

@@ -4,8 +4,11 @@ document.addEventListener('DOMContentLoaded', function () {
     const fileNameDisplay = document.getElementById('file-upload-filename');
     const translateBtn = document.getElementById('translate-btn');
     const processingMessage = document.getElementById('processing-message');
+    const previewContainer = document.getElementById('preview-container');
+    const imagePreview = document.getElementById('image-preview');
+    const startTranslationBtn = document.getElementById('start-translation-btn');
+    let uploadedFilePath = '';
 
-    // Trigger file input click when the custom upload area is clicked
     if(fileUploadLabel) {
         fileUploadLabel.addEventListener('click', () => {
             if(fileUploadInput) {
@@ -14,36 +17,56 @@ document.addEventListener('DOMContentLoaded', function () {
         });
     }
 
-    // Update UI when a file is selected
     if(fileUploadInput) {
         fileUploadInput.addEventListener('change', () => {
             if (fileUploadInput.files.length > 0) {
-                const fileName = fileUploadInput.files[0].name;
+                const file = fileUploadInput.files[0];
+                const fileName = file.name;
                 if(fileNameDisplay) {
                     fileNameDisplay.textContent = `Selected file: ${fileName}`;
                 }
-                if(translateBtn) {
+                
-                    translateBtn.disabled = false;
+                const formData = new FormData();
-                }
+                formData.append('document', file);
-            } else {
+
-                if(fileNameDisplay) {
+                processingMessage.style.display = 'block';
-                    fileNameDisplay.textContent = '';
+                fileUploadLabel.style.display = 'none';
-                }
+
-                if(translateBtn) {
+                fetch('upload.php', {
-                    translateBtn.disabled = true;
+                    method: 'POST',
-                }
+                    body: formData
+                })
+                .then(response => response.json())
+                .then(data => {
+                    processingMessage.style.display = 'none';
+                    if (data.success && data.filePath) {
+                        uploadedFilePath = data.filePath;
+                        imagePreview.src = uploadedFilePath;
+                        previewContainer.style.display = 'block';
+                        document.getElementById('translation-form').style.display = 'none';
+                        startTranslationBtn.style.display = 'block';
+                    } else {
+                        throw new Error(data.message || 'File upload failed.');
+                    }
+                })
+                .catch(error => {
+                    processingMessage.style.display = 'none';
+                    const responseMessageDiv = document.getElementById('response-message');
+                    responseMessageDiv.innerHTML = `<div class="alert alert-danger" role="alert">An unexpected error occurred: ${error.message}</div>`;
+                    responseMessageDiv.style.display = 'block';
+                    console.error('Upload Error:', error);
+                });
+
             }
         });
     }
-
+    
-    // Handle form submission
+    if(startTranslationBtn) {
-    const translationForm = document.getElementById('translation-form');
+        startTranslationBtn.addEventListener('click', function(e) {
-    if(translationForm) {
-        translationForm.addEventListener('submit', function(e) {
             e.preventDefault();
 
             const formData = new FormData();
-            formData.append('document', fileUploadInput.files[0]);
+            formData.append('file_path', uploadedFilePath);
             formData.append('source-lang', document.getElementById('source-lang').value);
             formData.append('target-lang', document.getElementById('target-lang').value);
 
@@ -57,18 +80,15 @@ document.addEventListener('DOMContentLoaded', function () {
                 responseMessageDiv.style.display = 'none';
             }
 
-            if(translateBtn) {
+            startTranslationBtn.disabled = true;
-                translateBtn.disabled = true;
+            startTranslationBtn.innerHTML = '<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span> Translating...';
-                translateBtn.innerHTML = '<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span> Translating...';
-            }
 
-            fetch('upload.php', {
+            fetch('translate.php', {
                 method: 'POST',
                 body: formData
             })
             .then(response => {
                 if (!response.ok) {
-                    // Try to get error message from JSON response, otherwise use status text
                     return response.json().then(err => {
                         throw new Error(err.message || response.statusText);
                     }).catch(() => {
@@ -105,15 +125,12 @@ document.addEventListener('DOMContentLoaded', function () {
                 console.error('Fetch Error:', error);
             })
             .finally(() => {
-                if(translateBtn) {
+                startTranslationBtn.disabled = false;
-                    translateBtn.disabled = false;
+                startTranslationBtn.innerHTML = '<i class="bi bi-stars"></i> Translate';
-                    translateBtn.innerHTML = '<i class="bi bi-stars"></i> Translate';
-                }
             });
         });
     }
 
-    // Handle copy and download buttons
     const copyBtn = document.getElementById('copy-btn');
     const downloadBtn = document.getElementById('download-btn');
     const translationOutput = document.getElementById('translation-output');
@@ -145,14 +162,10 @@ document.addEventListener('DOMContentLoaded', function () {
                 try {
                     const { jsPDF } = window.jspdf;
                     const doc = new jsPDF();
-
-                    // Set font that supports a wide range of characters
                     doc.setFont('Helvetica');
                     doc.setFontSize(12);
-
                     const text = translationOutput.textContent;
                     const lines = doc.splitTextToSize(text, 180);
-
                     doc.text(lines, 15, 20);
                     doc.save('translation.pdf');
                 } catch (error) {
@@ -164,4 +177,4 @@ document.addEventListener('DOMContentLoaded', function () {
             }
         });
     }
-});
+});

index.php

@@ -95,10 +95,14 @@
                             </div>
                         </div>
 
-                        <div class="d-grid">
+                        <div id="preview-container" class="text-center" style="display: none;">
-                            <button type="submit" id="translate-btn" class="btn btn-primary btn-lg" disabled>
+                            <h5 class="mt-4">Document Preview</h5>
-                                <i class="bi bi-stars"></i> Translate
+                            <img id="image-preview" src="#" alt="Image Preview" class="img-fluid rounded border" style="max-height: 400px;"/>
-                            </button>
+                            <div class="d-grid mt-3">
+                                <button type="button" id="start-translation-btn" class="btn btn-primary btn-lg" style="display: none;">
+                                    <i class="bi bi-stars"></i> Translate
+                                </button>
+                            </div>
                         </div>
                     </form>
                     <div id="response-message" class="mt-4"></div>

translate.php

@@ -0,0 +1,92 @@
+<?php
+ini_set('display_errors', 0);
+ini_set('log_errors', 1);
+ini_set('error_log', __DIR__ . '/error_log.txt');
+
+require_once __DIR__ . '/ai/LocalAIApi.php';
+
+function json_response($status, $message, $data = null) {
+    header('Content-Type: application/json');
+    echo json_encode([
+        'status' => $status,
+        'message' => $message,
+        'data' => $data
+    ]);
+    exit;
+}
+
+if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+    json_response('error', 'Invalid request method.');
+}
+
+if (!isset($_POST['file_path']) || !isset($_POST['source_lang']) || !isset($_POST['target_lang'])) {
+    json_response('error', 'Missing required parameters.');
+}
+
+$file_path = $_POST['file_path'];
+$source_lang = $_POST['source_lang'];
+$target_lang = $_POST['target_lang'];
+
+$full_path = __DIR__ . '/' . $file_path;
+
+if (!file_exists($full_path)) {
+    json_response('error', 'File not found.');
+}
+
+try {
+    $file_content = file_get_contents($full_path);
+    if ($file_content === false) {
+        json_response('error', 'Failed to read file content.');
+    }
+
+    $base64_image = base64_encode($file_content);
+    
+    if (function_exists('mime_content_type')) {
+        $mime_type = mime_content_type($full_path);
+    } else {
+        $mime_type = 'application/octet-stream';
+    }
+
+    $resp = LocalAIApi::createResponse([
+        'input' => [
+            [
+                'role' => 'user',
+                'content' => [
+                    [
+                        'type' => 'text',
+                        'text' => "You are an expert document translator. Please perform the following tasks:\n" \
+                            . "1. **OCR Extraction:** Extract all visible text from the attached image.\n" \
+                            . "2. **Translation:** Translate the extracted text from `{$source_lang}` to `{$target_lang}`.\n" \
+                            . "3. **Output:** Return ONLY the translated text as a single block of plain text. Do not include any explanations, apologies, or introductory phrases. Just the translation."
+                    ],
+                    [
+                        'type' => 'image',
+                        'source' => [
+                            'type' => 'base64',
+                            'media_type' => $mime_type,
+                            'data' => $base64_image,
+                        ],
+                    ],
+                ],
+            ],
+        ],
+    ]);
+
+    if (!empty($resp['success'])) {
+        $translated_text = LocalAIApi::extractText($resp);
+        if ($translated_text === '') {
+            $decoded = LocalAIApi::decodeJsonFromResponse($resp);
+            $error_details = $decoded ? json_encode($decoded, JSON_PRETTY_PRINT) : 'AI returned an empty or invalid response.';
+            json_response('error', 'AI processing failed. Details: ' . $error_details);
+        } else {
+            json_response('success', 'File translated successfully.', ['translatedText' => $translated_text]);
+        }
+    } else {
+        $error_message = $resp['error'] ?? 'Unknown AI error.';
+        json_response('error', 'Failed to get response from AI service: ' . $error_message);
+    }
+
+} catch (Exception $e) {
+    json_response('error', 'An exception occurred: ' . $e->getMessage());
+}
+?>

upload.php

@@ -1,33 +1,29 @@
 <?php
-// Temporary error logging
+ini_set('display_errors', 0);
-ini_set('display_errors', 1);
-ini_set('display_startup_errors', 1);
-error_reporting(E_ALL);
 ini_set('log_errors', 1);
 ini_set('error_log', __DIR__ . '/error_log.txt');
 
-// Simple success/error JSON response
+header('Content-Type: application/json');
-function json_response($status, $message, $data = null) {
+
-    header('Content-Type: application/json');
+function json_response($success, $message, $filePath = null) {
-    echo json_encode([
+    $response = ['success' => $success, 'message' => $message];
-        'status' => $status,
+    if ($filePath) {
-        'message' => $message,
+        $response['filePath'] = $filePath;
-        'data' => $data
+    }
-    ]);
+    echo json_encode($response);
     exit;
 }
 
 if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
-    json_response('error', 'Invalid request method.');
+    json_response(false, 'Invalid request method.');
 }
 
 if (!isset($_FILES['document']) || $_FILES['document']['error'] == UPLOAD_ERR_NO_FILE) {
-    json_response('error', 'No file was uploaded.');
+    json_response(false, 'No file was uploaded.');
 }
 
 $file = $_FILES['document'];
 
-// Check for upload errors
 if ($file['error'] !== UPLOAD_ERR_OK) {
     $upload_errors = [
         UPLOAD_ERR_INI_SIZE   => 'The uploaded file exceeds the upload_max_filesize directive in php.ini.',
@@ -39,90 +35,24 @@ if ($file['error'] !== UPLOAD_ERR_OK) {
         UPLOAD_ERR_EXTENSION  => 'A PHP extension stopped the file upload.',
     ];
     $error_message = $upload_errors[$file['error']] ?? 'Unknown upload error.';
-    json_response('error', $error_message);
+    json_response(false, $error_message);
 }
 
 $upload_dir = __DIR__ . '/uploads/';
 if (!is_dir($upload_dir)) {
     if (!mkdir($upload_dir, 0775, true)) {
-        json_response('error', 'Failed to create upload directory.');
+        json_response(false, 'Failed to create upload directory.');
     }
 }
 
-$file_name = basename($file['name']);
+$file_extension = pathinfo($file['name'], PATHINFO_EXTENSION);
+$file_name = uniqid('doc_') . '.' . $file_extension;
 $target_path = $upload_dir . $file_name;
 
-// Move the file to the uploads directory
 if (move_uploaded_file($file['tmp_name'], $target_path)) {
-    // AI Translation Step
+    $web_path = 'uploads/' . $file_name;
-    try {
+    json_response(true, 'File uploaded successfully.', $web_path);
-        require_once __DIR__ . '/ai/LocalAIApi.php';
-
-        $source_lang = $_POST['source_lang'] ?? 'auto-detect';
-        $target_lang = $_POST['target_lang'] ?? 'English';
-        $file_path_for_ai = 'uploads/' . $file_name;
-
-        // Read the file content and base64 encode it
-        $file_content = file_get_contents($target_path);
-        $base64_image = base64_encode($file_content);
-        
-        // Check if mime_content_type function exists
-        if (function_exists('mime_content_type')) {
-            $mime_type = mime_content_type($target_path);
-        } else {
-            // Fallback to a generic MIME type if the function doesn't exist
-            $mime_type = 'application/octet-stream';
-        }
-
-        $resp = LocalAIApi::createResponse([
-            'input' => [
-                [
-                    'role' => 'user',
-                    'content' => [
-                        [
-                            'type' => 'text',
-                            'text' => "You are an expert document translator. Please perform the following tasks:\n" \
-                                . "1. **OCR Extraction:** Extract all visible text from the attached image.\n" \
-                                . "2. **Translation:** Translate the extracted text from `{$source_lang}` to `{$target_lang}`.\n" \
-                                . "3. **Output:** Return ONLY the translated text as a single block of plain text. Do not include any explanations, apologies, or introductory phrases. Just the translation."
-                        ],
-                        [
-                            'type' => 'image',
-                            'source' => [
-                                'type' => 'base64',
-                                'media_type' => $mime_type,
-                                'data' => $base64_image,
-                            ],
-                        ],
-                    ],
-                ],
-            ],
-        ]);
-
-        if (!empty($resp['success'])) {
-            $translated_text = LocalAIApi::extractText($resp);
-            if ($translated_text === '') {
-                // Handle cases where the AI returns a non-text response or empty text
-                $decoded = LocalAIApi::decodeJsonFromResponse($resp);
-                $error_details = $decoded ? json_encode($decoded, JSON_PRETTY_PRINT) : 'AI returned an empty or invalid response.';
-                json_response('error', 'AI processing failed. Details: ' . $error_details);
-            } else {
-                json_response('success', 'File translated successfully.', [
-                    'filePath' => $file_path_for_ai,
-                    'translatedText' => $translated_text
-                ]);
-            }
-        } else {
-            $error_message = $resp['error'] ?? 'Unknown AI error.';
-            json_response('error', 'Failed to get response from AI service: ' . $error_message);
-        }
-
-    } catch (Exception $e) {
-        json_response('error', 'An exception occurred during AI processing: ' . $e->getMessage());
-    }
-
 } else {
-    json_response('error', 'Failed to move uploaded file.');
+    json_response(false, 'Failed to move uploaded file.');
 }
-
+?>
-?>