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Mikubot-2/otouto/plugins/dilbert.lua

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local dilbert = {}
local HTTP = require('socket.http')
local URL = require('socket.url')
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local bindings = require('otouto.bindings')
local utilities = require('otouto.utilities')
dilbert.command = 'dilbert [date]'
function dilbert:init(config)
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dilbert.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('dilbert', true).table
dilbert.doc = config.cmd_pat .. [[dilbert [YYYY-MM-DD]
Returns the latest Dilbert strip or that of the provided date.
Dates before the first strip will return the first strip. Dates after the last trip will return the last strip.
Source: dilbert.com]]
end
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function dilbert:action(msg, config)
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bindings.sendChatAction(self, { chat_id = msg.chat.id, action = 'upload_photo' } )
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local input = utilities.input(msg.text)
if not input then input = os.date('%F') end
if not input:match('^%d%d%d%d%-%d%d%-%d%d$') then input = os.date('%F') end
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local url = 'http://dilbert.com/strip/' .. URL.escape(input)
local str, res = HTTP.request(url)
if res ~= 200 then
utilities.send_reply(self, msg, config.errors.connection)
return
end
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local strip_filename = '/tmp/' .. input .. '.gif'
local strip_file = io.open(strip_filename)
if strip_file then
strip_file:close()
strip_file = strip_filename
else
local strip_url = str:match('<meta property="og:image" content="(.-)"/>')
strip_file = utilities.download_file(strip_url, '/tmp/' .. input .. '.gif')
end
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local strip_title = str:match('<meta property="article:publish_date" content="(.-)"/>')
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bindings.sendPhoto(self, { chat_id = msg.chat.id, caption = strip_title }, { photo = strip_file } )
end
return dilbert