Added "unpaywall" command as per issue 131

apollo.py

@@ -51,6 +51,7 @@
     "cogs.commands.xkcd",
     "cogs.commands.market",
     "cogs.commands.auction",
+    "cogs.commands.unpaywall",
     "cogs.channel_checker",
     "cogs.database",
     "cogs.irc",

cogs/commands/unpaywall.py

@@ -0,0 +1,37 @@
+import discord
+from discord.ext import commands
+from discord.ext.commands import Bot, Context
+
+LONG_HELP_TEXT = """
+Generate a non-paywalled link from an existing URL using 12ft.io and web.archive.org
+"""
+
+SHORT_HELP_TEXT = """Generate non-paywalled link"""
+
+class UnpaywallCog(commands.Cog):
+    def __init__(self, bot: Bot):
+        self.bot = bot
+
+    def get_unpaywalled_link(self, url):
+        """Generate alternative links for bypassing paywalls."""
+        services = {
+            "🔓 12ft.io": f"https://12ft.io/{url}",
+            "📅 Web Archive": f"https://web.archive.org/web/{url}"
+        }
+        return services
+
+    @commands.hybrid_command(help=LONG_HELP_TEXT, brief=SHORT_HELP_TEXT)
+    async def unpaywall(self, ctx: Context, url: str):
+        if not url.startswith("http") and not url.startswith("https"):
+            await ctx.send("Please provide a valid URL.")
+
+        services = self.get_unpaywalled_link(url)
+
+        embed = discord.Embed(title="Non-Paywalled Links", color=0x3498db)
+        for name, link in services.items():
+            embed.add_field(name=name, value=f"[Click Here]({link})", inline=False)
+
+        await ctx.reply(embed=embed)
+
+async def setup(bot: Bot):
+    await bot.add_cog(UnpaywallCog(bot))