175 lines
7 KiB
Python
175 lines
7 KiB
Python
from discord.ext import commands
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import utils
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from bs4 import BeautifulSoup as bs
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import discord
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import re
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class Links(commands.Cog):
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"""This class contains all the commands that make HTTP requests
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In other words, all commands here rely on other URL's to complete their requests"""
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@commands.command(aliases=['g'])
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@utils.can_run(send_messages=True)
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async def google(self, ctx, *, query: str):
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"""Searches google for a provided query
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EXAMPLE: !g Random cat pictures!
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RESULT: Links to sites with random cat pictures!"""
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url = "https://www.google.com/search"
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# Turn safe filter on or off, based on whether or not this is a nsfw channel
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nsfw = utils.channel_is_nsfw(ctx.message.channel)
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safe = 'off' if nsfw else 'on'
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params = {'q': query,
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'safe': safe,
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'hl': 'en',
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'cr': 'countryUS'}
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# Our format we'll end up using to send to the channel
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fmt = ""
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# First make the request to google to get the results
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data = await utils.request(url, payload=params, attr='text')
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if data is None:
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await ctx.send("I failed to connect to google! (That can happen??)")
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return
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# Convert to a BeautifulSoup element and loop through each result clasified by h3 tags with a class of 'r'
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soup = bs(data, 'html.parser')
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for element in soup.find_all('h3', class_='r')[:3]:
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# Get the link's href tag, which looks like q=[url here]&sa
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# Use a lookahead and lookbehind to find this url exactly
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try:
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result_url = re.search('(?<=q=).*(?=&sa=)', element.find('a').get('href')).group(0)
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except AttributeError:
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await ctx.send("I couldn't find any results for {}!".format(query))
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return
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# Get the next sibling, find the span where the description is, and get the text from this
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try:
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description = element.next_sibling.find('span', class_='st').text
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except Exception:
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description = ""
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# Add this to our text we'll use to send
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fmt += '\n\n**URL**: <{}>\n**Description**: {}'.format(result_url, description)
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fmt = "**Top 3 results for the query** _{}_:{}".format(query, fmt)
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await ctx.send(fmt)
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@commands.command(aliases=['yt'])
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@utils.can_run(send_messages=True)
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async def youtube(self, ctx, *, query: str):
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"""Searches youtube for a provided query
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EXAMPLE: !youtube Cat videos!
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RESULT: Cat videos!"""
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key = utils.youtube_key
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url = "https://www.googleapis.com/youtube/v3/search"
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params = {'key': key,
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'part': 'snippet, id',
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'type': 'video',
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'q': query}
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data = await utils.request(url, payload=params)
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if data is None:
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await ctx.send("Sorry but I failed to connect to youtube!")
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return
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try:
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result = data['items'][0]
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except IndexError:
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await ctx.send("I could not find any results with the search term {}".format(query))
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return
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result_url = "https://youtube.com/watch?v={}".format(result['id']['videoId'])
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title = result['snippet']['title']
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description = result['snippet']['description']
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fmt = "**Title:** {}\n\n**Description:** {}\n\n**URL:** <{}>".format(title, description, result_url)
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await ctx.send(fmt)
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@commands.command()
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@utils.can_run(send_messages=True)
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async def wiki(self, ctx, *, query: str):
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"""Pulls the top match for a specific term from wikipedia, and returns the result
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EXAMPLE: !wiki Test
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RESULT: A link to the wikipedia article for the word test"""
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# All we need to do is search for the term provided, so the action, list, and format never need to change
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base_url = "https://en.wikipedia.org/w/api.php"
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params = {"action": "query",
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"list": "search",
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"format": "json",
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"srsearch": query}
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data = await utils.request(base_url, payload=params)
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if data is None:
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await ctx.send("Sorry but I failed to connect to Wikipedia!")
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return
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if len(data['query']['search']) == 0:
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await ctx.send("I could not find any results with that term, I tried my best :c")
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return
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# Wiki articles' URLs are in the format https://en.wikipedia.org/wiki/[Titlehere]
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# Replace spaces with %20
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url = "https://en.wikipedia.org/wiki/{}".format(data['query']['search'][0]['title'].replace(' ', '%20'))
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snippet = data['query']['search'][0]['snippet']
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# The next part replaces some of the HTML formatting that's provided
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# These are the only ones I've encountered so far through testing, there may be more though
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snippet = re.sub('<span class=\\"searchmatch\\">', '', snippet)
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snippet = re.sub('</span>', '', snippet)
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snippet = re.sub('"', '"', snippet)
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await ctx.send(
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"Here is the best match I found with the query `{}`:\nURL: <{}>\nSnippet: \n```\n{}```".format(query, url,
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snippet))
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@commands.command()
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@utils.can_run(send_messages=True)
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async def urban(self, ctx, *, msg: str):
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"""Pulls the top urbandictionary.com definition for a term
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EXAMPLE: !urban a normal phrase
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RESULT: Probably something lewd; this is urban dictionary we're talking about"""
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if utils.channel_is_nsfw(ctx.message.channel):
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url = "http://api.urbandictionary.com/v0/define"
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params = {"term": msg}
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try:
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data = await utils.request(url, payload=params)
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if data is None:
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await ctx.send("Sorry but I failed to connect to urban dictionary!")
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return
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# List is the list of definitions found, if it's empty then nothing was found
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if len(data['list']) == 0:
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await ctx.send("No result with that term!")
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# If the list is not empty, use the first result and print it's defintion
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else:
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entries = [x['definition'] for x in data['list']]
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try:
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pages = utils.Pages(ctx, entries=entries[:5], per_page=1)
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await pages.paginate()
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except utils.CannotPaginate as e:
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await ctx.send(str(e))
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# Urban dictionary has some long definitions, some might not be able to be sent
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except discord.HTTPException:
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await ctx.send('```\nError: Definition is too long for me to send```')
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except KeyError:
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await ctx.send("Sorry but I failed to connect to urban dictionary!")
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else:
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await ctx.send("This command is limited to nsfw channels")
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def setup(bot):
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bot.add_cog(Links(bot))
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