a4d7c40ad9
NEU: - Twitter-Plugin (ohne Markdown bisher) - Get- Set-Plugins - 9GAG - Adfly - Redis-Integration - Google Search - Google Images (modifiziert, mit Blacklist, bisher ohne Caching) - Einige Plugins lokalisiert Das ist momentan noch alles WIP, das meiste ist einfach bloß copy&paste vom proprietären Brawlbot v1.
113 lines
3.3 KiB
Lua
113 lines
3.3 KiB
Lua
local wikipedia = {}
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local HTTPS = require('ssl.https')
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local URL = require('socket.url')
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local JSON = require('dkjson')
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local utilities = require('otouto.utilities')
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wikipedia.command = 'wiki <Begriff>'
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function wikipedia:init(config)
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wikipedia.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('wikipedia', true):t('wiki', true):t('w', true).table
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wikipedia.doc = [[*
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]]..config.cmd_pat..[[wiki* _<Begriff>_: Gibt Wikipedia-Artikel aus
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Aliase: ]]..config.cmd_pat..[[w, ]]..config.cmd_pat..[[wikipedia]]
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end
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local get_title = function(search)
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for _,v in ipairs(search) do
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if not v.snippet:match('steht für') then
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return v.title
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end
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end
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return false
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end
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function wikipedia:action(msg, config)
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-- Get the query. If it's not in the message, check the replied-to message.
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-- If those don't exist, send the help text.
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local input = utilities.input(msg.text)
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if not input then
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if msg.reply_to_message and msg.reply_to_message.text then
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input = msg.reply_to_message.text
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else
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utilities.send_message(self, msg.chat.id, wikipedia.doc, true, msg.message_id, true)
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return
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end
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end
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-- This kinda sucks, but whatever.
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input = input:gsub('#', ' sharp')
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-- Disclaimer: These variables will be reused.
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local jstr, res, jdat
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-- All pretty standard from here.
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local search_url = 'https://de.wikipedia.org/w/api.php?action=query&list=search&format=json&srsearch='
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jstr, res = HTTPS.request(search_url .. URL.escape(input))
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if res ~= 200 then
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utilities.send_reply(self, msg, config.errors.connection)
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return
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end
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jdat = JSON.decode(jstr)
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if jdat.query.searchinfo.totalhits == 0 then
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utilities.send_reply(self, msg, config.errors.results)
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return
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end
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local title = get_title(jdat.query.search)
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if not title then
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utilities.send_reply(self, msg, config.errors.results)
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return
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end
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local res_url = 'https://de.wikipedia.org/w/api.php?action=query&prop=extracts&format=json&exchars=4000&exsectionformat=plain&titles='
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jstr, res = HTTPS.request(res_url .. URL.escape(title))
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if res ~= 200 then
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utilities.send_reply(self, msg, config.errors.connection)
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return
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end
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local _
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local text = JSON.decode(jstr).query.pages
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_, text = next(text)
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if not text then
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utilities.send_reply(self, msg, config.errors.results)
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return
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else
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text = text.extract
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end
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-- Remove needless bits from the article, take only the first paragraph.
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text = text:gsub('</?.->', '')
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local l = text:find('\n')
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if l then
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text = text:sub(1, l-1)
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end
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-- This block can be annoying to read.
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-- We use the initial title to make the url for later use. Then we remove
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-- the extra bits that won't be in the article. We determine whether the
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-- first part of the text is the title, and if so, we embolden that.
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-- Otherwise, we prepend the text with a bold title. Then we append a "Read
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-- More" link.
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local url = 'https://de.wikipedia.org/wiki/' .. URL.escape(title)
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title = title:gsub('%(.+%)', '')
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local output
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if string.match(text:sub(1, title:len()), title) then
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output = '*' .. title .. '*' .. text:sub(title:len()+1)
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else
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output = '*' .. title:gsub('%(.+%)', '') .. '*\n' .. text:gsub('%[.+%]','')
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end
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output = output .. '\n[Wikipedia - '..title..'](' .. url:gsub('%)', '\\)') .. ')'
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utilities.send_message(self, msg.chat.id, output, true, nil, true)
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end
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return wikipedia
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