725261fcf7
Relicense to AGPLv3, with consent of contributors. bindings.lua completely rewritten. Shift to multipart-post. Updated readme. New plugins: bing.lua, channel.lua. Removed plugins: floodcontrol.lua, librefm.lua. luarun.lua: Will now serialize returned tables. Aliased "/return" to "/lua return".
66 lines
1.7 KiB
Lua
Executable File
66 lines
1.7 KiB
Lua
Executable File
local hackernews = {}
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local HTTPS = require('ssl.https')
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local JSON = require('dkjson')
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local bindings = require('bindings')
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local utilities = require('utilities')
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hackernews.command = 'hackernews'
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hackernews.doc = [[```
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Returns four (if group) or eight (if private message) top stories from Hacker News.
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Alias: /hn
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```]]
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function hackernews:init()
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hackernews.triggers = utilities.triggers(self.info.username):t('hackernews', true):t('hn', true).table
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end
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function hackernews:action(msg)
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bindings.sendChatAction(self, { chat_id = msg.chat.id, action = 'typing' } )
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local jstr, res = HTTPS.request('https://hacker-news.firebaseio.com/v0/topstories.json')
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if res ~= 200 then
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utilities.send_reply(self, msg, self.config.errors.connection)
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return
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end
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local jdat = JSON.decode(jstr)
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local res_count = 4
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if msg.chat.id == msg.from.id then
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res_count = 8
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end
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local output = '*Hacker News:*\n'
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for i = 1, res_count do
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local res_url = 'https://hacker-news.firebaseio.com/v0/item/' .. jdat[i] .. '.json'
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jstr, res = HTTPS.request(res_url)
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if res ~= 200 then
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utilities.send_reply(self, msg, self.config.errors.connection)
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return
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end
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local res_jdat = JSON.decode(jstr)
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local title = res_jdat.title:gsub('%[.+%]', ''):gsub('%(.+%)', ''):gsub('&', '&')
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if title:len() > 48 then
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title = title:sub(1, 45) .. '...'
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end
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local url = res_jdat.url
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if not url then
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utilities.send_reply(self, msg, self.config.errors.connection)
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return
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end
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if url:find('%(') then
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output = output .. '• ' .. title .. '\n' .. url:gsub('_', '\\_') .. '\n'
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else
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output = output .. '• [' .. title .. '](' .. url .. ')\n'
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end
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end
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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 hackernews
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