5th

app.py

@@ -283,6 +283,9 @@ def get_evaluated_document_count():
 def index():
     """Landing page with file upload and evaluator name."""
     if request.method == 'POST':
+        # Ensure data directory exists
+        ensure_data_directory()
+        
         # Check if the post request has the file part
         if 'file' not in request.files:
             error_msg = 'No file part in the request. Please try again.'
@@ -312,16 +315,19 @@ def index():
         
         if file:
             try:
-                # Create a secure file path
-                file_path = os.path.join(DATA_DIR, 'documents.csv')
+                # Instead of overwriting documents.csv directly, save to a temp file first
+                temp_path = os.path.join(DATA_DIR, 'temp_upload.csv')
+                file.save(temp_path)
+                
+                # Then try to read it using pandas to validate
+                df = load_and_validate_csv(temp_path)
                 
-                # Save the file
-                file.save(file_path)
-                log_error(f"File saved to {file_path}")
-                flash('File successfully uploaded.')
+                # If successful, move the temp file to documents.csv
+                documents_path = os.path.join(DATA_DIR, 'documents.csv')
+                shutil.move(temp_path, documents_path)
                 
                 # Check file size and contents
-                file_size = os.path.getsize(file_path)
+                file_size = os.path.getsize(documents_path)
                 log_error(f"File size: {file_size} bytes")
                 
                 if file_size == 0:
@@ -332,7 +338,7 @@ def index():
                 
                 # Preview the file contents
                 try:
-                    with open(file_path, 'r', encoding='utf-8') as f:
+                    with open(documents_path, 'r', encoding='utf-8') as f:
                         first_lines = [next(f) for _ in range(5) if f]
                     log_error(f"File preview: {first_lines}")
                 except Exception as e:
@@ -541,11 +547,9 @@ def reset():
     return redirect(url_for('index'))
 
 if __name__ == '__main__':
-    # Create data directory if it doesn't exist
-    os.makedirs(DATA_DIR, exist_ok=True)
-    
-    # Set debug mode for troubleshooting
-    app.config['DEBUG'] = True
+    # Set up the data directory and initial files
+    ensure_data_directory()
+    copy_template_if_needed()
     
-    # Set host to 0.0.0.0 to make it accessible outside container
+    # Run the app
     app.run(host='0.0.0.0', port=int(os.environ.get('PORT', 7860)))