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Mikubot-2/otouto/plugins/heise.lua

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local heise = {}
local https = require('ssl.https')
local URL = require('socket.url')
local json = require('dkjson')
local utilities = require('otouto.utilities')
local bindings = require('otouto.bindings')
heise.triggers = {
"heise.de/newsticker/meldung/(.*).html$"
}
function heise:get_heise_article(article)
local url = 'https://query.yahooapis.com/v1/public/yql?q=select%20content,src,strong%20from%20html%20where%20url=%22http://www.heise.de/newsticker/meldung/'..article..'.html%22%20and%20xpath=%22//div[@id=%27mitte_news%27]/article/header/h2|//div[@id=%27mitte_news%27]/article/div/p[1]/strong|//div[@id=%27mitte_news%27]/article/div/figure/img%22&format=json'
local res,code = https.request(url)
local data = json.decode(res).query.results
if code ~= 200 then return "HTTP-Fehler" end
local title = data.h2
local teaser = data.strong
if data.img then
image_url = 'https:'..data.img.src
end
local text = '*'..title..'*\n'..teaser
if data.img then
return text, image_url
else
return text
end
end
function heise:action(msg, config, matches)
local article = URL.escape(matches[1])
local text, image_url = heise:get_heise_article(article)
if image_url then
utilities.send_typing(self, msg.chat.id, 'upload_photo')
local file = download_to_file(image_url, 'heise_teaser.jpg')
utilities.send_photo(self, msg.chat.id, file, nil, msg.message_id)
end
utilities.send_reply(self, msg, text, true)
end
return heise