Command to find source code on github

didier/cogs/meta.py

@@ -0,0 +1,51 @@
+import inspect
+import os
+from typing import Optional
+
+from discord.ext import commands
+
+from didier import Didier
+
+
+class Meta(commands.Cog):
+    """Cog for Didier-related commands"""
+
+    client: Didier
+
+    def __init__(self, client: Didier):
+        self.client = client
+
+    @commands.command(name="Source", aliases=["Src"])
+    async def source(self, ctx: commands.Context, *, command_name: Optional[str] = None):
+        """Command to get links to the source code of Didier"""
+        repo_home = "https://github.com/stijndcl/didier"
+
+        if command_name is None:
+            return await ctx.reply(repo_home, mention_author=False)
+
+        if command_name == "help":
+            command = self.client.help_command
+            src = type(self.client.help_command)
+            filename = inspect.getsourcefile(src)
+        else:
+            command = self.client.get_command(command_name)
+            src = command.callback.__code__
+            filename = src.co_filename
+
+        if command is None:
+            return await ctx.reply(f"Geen commando gevonden voor ``{command_name}``.", mention_author=False)
+
+        lines, first_line = inspect.getsourcelines(src)
+
+        if filename is None:
+            return await ctx.reply(f"Geen code gevonden voor ``{command_name}``.", mention_author=False)
+
+        file_location = os.path.relpath(filename).replace("\\", "/")
+
+        github_url = f"{repo_home}/blob/master/{file_location}#L{first_line}-L{first_line + len(lines) - 1}"
+        await ctx.reply(github_url, mention_author=False)
+
+
+async def setup(client: Didier):
+    """Load the cog"""
+    await client.add_cog(Meta(client))