59 lines
1.3 KiB
Lua
59 lines
1.3 KiB
Lua
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local doc = [[
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/wiki <topic>
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Search Wikipedia for a relevant article and return its summary.
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]]
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local triggers = {
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'^/wiki',
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'^/w '
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}
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local action = function(msg)
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local gurl = 'http://ajax.googleapis.com/ajax/services/search/web?v=1.0&rsz=1&q=site:wikipedia.org%20'
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local wurl = 'http://en.wikipedia.org/w/api.php?action=query&prop=extracts&format=json&exchars=4000&exsectionformat=plain&titles='
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local input = get_input(msg.text)
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if not input then
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return send_msg(msg, doc)
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end
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local jstr, res = HTTP.request(gurl..URL.escape(input))
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if res ~= 200 then
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return send_msg(msg, config.locale.errors.connection)
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end
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local title = JSON.decode(jstr)
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local url = title.responseData.results[1].url
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title = title.responseData.results[1].titleNoFormatting
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title = title:gsub(' %- Wikipedia, the free encyclopedia', '')
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jstr, res = HTTPS.request(wurl..URL.escape(title))
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if res ~= 200 then
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return send_msg(msg, config.locale.errors.connection)
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end
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local text = JSON.decode(jstr).query.pages
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for k,v in pairs(text) do
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text = v.extract
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break -- Seriously, there's probably a way more elegant solution.
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end
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text = text:gsub('</?.>', '')
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local l = text:find('<h2>')
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if l then
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text = text:sub(1, l-2)
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end
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text = text .. '\n' .. url
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send_msg(msg, text)
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end
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return {
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doc = doc,
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triggers = triggers,
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action = action,
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typing = true
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}
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