Add support for local files in .cat

sukuinote/plugins/cat.py

@@ -1,3 +1,4 @@
+import os
 import html
 import tempfile
 from pyrogram import Client, filters
@@ -7,26 +8,40 @@ from .. import config, help_dict, log_errors, session, progress_callback, public
 @log_errors
 @public_log_errors
 async def cat(client, message):
-    media = message.document
-    if not media and not getattr(message.reply_to_message, 'empty', True):
-        media = message.reply_to_message.document
-    if not media:
-        await message.reply_text('Document required')
-        return
+    media = (message.text or message.caption).markdown.split(' ', 1)[1:]
+    if media:
+        media = os.path.expanduser(media[0])
+    else:
+        media = message.document
+        if not media and not getattr(message.reply_to_message, 'empty', True):
+            media = message.reply_to_message.document
+        if not media:
+            await message.reply_text('Document or local file path required')
+            return
     done = False
-    with tempfile.NamedTemporaryFile() as file:
-        reply = await message.reply_text('Downloading...')
-        await client.download_media(media, file_name=file.name, progress=progress_callback, progress_args=(reply, 'Downloading...', False))
-        with open(file.name) as nfile:
+    reply = rfile = None
+    try:
+        if not isinstance(media, str):
+            rfile = tempfile.NamedTemporaryFile()
+            reply = await message.reply_text('Downloading...')
+            await client.download_media(media, file_name=rfile.name, progress=progress_callback, progress_args=(reply, 'Downloading...', False))
+            media = rfile.name
+        with open(media, 'rb') as file:
             while True:
-                chunk = nfile.read(4096)
+                chunk = file.read(4096)
                 if not chunk:
                     break
-                chunk = f'<code>{html.escape(chunk)}</code>'
+                if not chunk.strip():
+                    continue
+                chunk = f'<code>{html.escape(chunk.decode())}</code>'
                 if done:
                     await message.reply_text(chunk, quote=False)
                 else:
-                    await reply.edit_text(chunk)
+                    await getattr(reply, 'edit_text', message.reply_text)(chunk)
                     done = True
+    finally:
+        if rfile:
+            rfile.close()
 
-help_dict['cat'] = ('cat', '{prefix}cat <i>(as caption of text file or reply)</i> - Outputs file\'s text to Telegram')
+help_dict['cat'] = ('cat', '''{prefix}cat <i>(as caption of text file or reply)</i> - Outputs file's text to Telegram
+{prefix}cat <i>&lt;path to local file&gt;</i> - Outputs file's text to Telegram''')