Update app.py

app.py

@@ -120,8 +120,8 @@ def read_document(file, clean=True):
             return content, len(content)
         except Exception as e:
             return f"Error reading PDF: {e}", 0
-    elif mime == "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet":
-        # XLSX Handling (unchanged)
+    elif mime in ["application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", "application/vnd.ms-excel"]:
+        # XLSX and XLS Handling
         try:
             wb = load_workbook(io.BytesIO(file_content))
             content = ''
@@ -134,7 +134,7 @@ def read_document(file, clean=True):
                 content = clean_text(content)
             return content, len(content)
         except Exception as e:
-            return f"Error reading XLSX: {e}", 0
+            return f"Error reading XLSX/XLS: {e}", 0
     elif mime == "text/plain":
         try:
             content = file_content.decode('utf-8')
@@ -151,17 +151,18 @@ def read_document(file, clean=True):
             return content, len(content)
         except Exception as e:
             return f"Error reading CSV file: {e}", 0
-    elif mime == "application/vnd.openxmlformats-officedocument.wordprocessingml.document":
+    elif mime in ["application/vnd.openxmlformats-officedocument.wordprocessingml.document", "application/msword", "application/vnd.oasis.opendocument.text"]:
+        # DOCX, DOC, and ODT Handling
         try:
             return extract_text_from_docx(file_content, clean)
         except Exception as e:
-            return f"Error reading DOCX: {e}", 0
-    elif mime == "application/vnd.openxmlformats-officedocument.presentationml.presentation":
+            return f"Error reading DOCX/DOC/ODT: {e}", 0
+    elif mime in ["application/vnd.openxmlformats-officedocument.presentationml.presentation", "application/vnd.ms-powerpoint", "application/vnd.oasis.opendocument.presentation"]:
+        # PPTX, PPT, and ODP Handling
         try:
             return extract_text_from_pptx(file_content, clean)
         except Exception as e:
-            return f"Error reading PPTX: {e}", 0
-
+            return f"Error reading PPTX/PPT/ODP: {e}", 0
     else:
         try:
             content = file_content.decode('utf-8')
@@ -170,6 +171,7 @@ def read_document(file, clean=True):
             return content, len(content)
         except Exception as e:
             return f"Error reading file: {e}", 0
+    
 
 
 # --- Chat Functions ---