lateximgbot

commit c54b74d7b4c6368096977317a824b72867ce94f1
parent 01b579dd25a21f46ff588de547a40906338ac49d
Author: Byron Torres <b@torresjrjr.com>
Date:   Wed,  2 Jun 2021 21:56:05 +0100

Add VERSION and /about

Diffstat:
M
bot.py
 | 
62
+++++++++++++++++++++++++++++++++++++++++++-------------------

1 file changed, 43 insertions(+), 19 deletions(-)
diff --git a/bot.py b/bot.py
@@ -17,13 +17,14 @@ import random
 logging.basicConfig(
     filename="log", filemode='a',
     format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
-    datefmt="%H:%M:%S",
     level=logging.INFO,
 )
 
 
 # CONSTANTS
 
+VERSION = "0.0.1"
+
 try:
     with open('token') as TokenFile:
         TOKEN = TokenFile.read().splitlines()[0]
@@ -55,7 +56,7 @@ def logger_dec(old_cb_func):
     def new_cb_func(upd, ctx):
         msg     = upd.message.text
         name    = upd.message.from_user.name
-        log_msg = f"{dt_now()} :: {name}\t:: {msg}"
+        log_msg = f"{name}\t:: {msg}"
         logging.info(log_msg)
         print(log_msg)
 
@@ -75,7 +76,6 @@ def get_random_example():
         else:
             total_examples = int( line.split()[1] )
             example_number = random.randint(1, total_examples)
-            print("Example number", example_number)
 
         for line in File:
             if line.startswith(f"%BEGIN {example_number}"):
@@ -97,25 +97,20 @@ def get_random_example():
 
 @logger_dec
 def cb_start(upd, ctx):
-    first_name = upd.message.from_user.first_name
-    out_msg = f"""\
-Hello, {first_name}
-Type some _LaTeX_ and this bot will return a rendered image of it.
-
-Use   /link _(with some LaTeX)_   to also return an image link.
-
-This bot aims to support inline queries in the future.
-
-Try the following:
+    bot_username = ctx.bot.get_me().username.replace('_', '\\_')
 
-```
-{EXAMPLE_LATEX}
-```
+    # outgoing text
+    out_msg = f"""\
+@{bot_username} renders _LaTeX_ text and formulae.
 
-Or use /random for examples.
+Try:  `\\texttt{{Hello, world!}}`
 
-Author: t.me/torresjrjr
+See /random for examples
+See /help for more
+See /about
 """
+
+    # send message
     upd.message.reply_text(
         out_msg,
         parse_mode=telegram.ParseMode.MARKDOWN,
@@ -127,6 +122,34 @@ def cb_help(upd, ctx):
 
 
 @logger_dec
+def cb_about(upd, ctx):
+    """
+    /about callback
+    """
+    bot_username = ctx.bot.get_me().username.replace('_', '\\_')
+
+    # Outgoing text
+    out_msg = f"""\
+@{bot_username} (@LatexImgBot\_updates)
+
+Version
+    {VERSION}
+Source code
+    https://sr.ht/~torresjrjr/linkchanbot
+Maintainer
+    @torresjrjr <b@torresjrjr.com>
+License
+    GNU Affero General Public License
+"""
+
+    # Send message
+    upd.message.reply_text(
+        out_msg,
+        parse_mode=telegram.ParseMode.MARKDOWN,
+    )
+
+
+@logger_dec
 def cb_random(upd, ctx):
     latex = get_random_example()
 
@@ -171,7 +194,7 @@ cb_handler = lambda upd, ctx: handler(upd, ctx)
 def cb_admin(upd, ctx):
     msg     = upd.message.text
     name    = upd.message.from_user.name
-    log_msg = f"{dt_now()} :: {name}\t:: {msg}"
+    log_msg = f"{name}\t:: {msg}"
     print(log_msg)
 
     username = upd.message.from_user.username
@@ -211,6 +234,7 @@ def main():
     dp.add_error_handler(cb_error)
     dp.add_handler(CommandHandler('start'     , cb_start))
     dp.add_handler(CommandHandler('help'      , cb_help))
+    dp.add_handler(CommandHandler('about'     , cb_about))
     dp.add_handler(CommandHandler('link'      , cb_link))
     dp.add_handler(CommandHandler('random'    , cb_random))
     dp.add_handler(CommandHandler('admin'     , cb_admin))