add reactions on keywords functionality

Fixes #52

main.py

@@ -115,6 +115,16 @@ async def on_ready():
     print("------")
 
 
+@bot.event
+async def on_message(message):
+    msg = message.content.lower()
+    for emoji, keywords in opt.msg_reacts.items():
+        if any([keyword in msg for keyword in keywords]):
+            await message.add_reaction(discord.utils.find(lambda x: x.id == emoji, bot.emojis))
+
+    await bot.process_commands(message)
+
+
 # --- Tasks ---
 
 @tasks.loop(minutes=5)

templates/data/options.py

@@ -31,3 +31,7 @@ exts = ['ae7q', 'base', 'fun', 'grid', 'ham', 'image', 'lookup', 'morse', 'qrz',
 
 # The text to put in the "playing" status.
 game = 'with lids on 7.200'
+
+# Emoji IDs and keywords for emoji reactions
+# Use the format {emoji_id (int): ('tuple', 'of', 'lowercase', 'keywords')}
+msg_reacts = {}