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Mikubot-2/plugins/dilbert.lua
topkecleon 725261fcf7 Version 3.8
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".
2016-05-29 13:08:39 -04:00

52 lines
1.5 KiB
Lua

local dilbert = {}
local HTTP = require('socket.http')
local URL = require('socket.url')
local bindings = require('bindings')
local utilities = require('utilities')
dilbert.command = 'dilbert [date]'
dilbert.doc = [[```
/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
```]]
function dilbert:init()
dilbert.triggers = utilities.triggers(self.info.username):t('dilbert', true).table
end
function dilbert:action(msg)
bindings.sendChatAction(self, { chat_id = msg.chat.id, action = 'upload_photo' } )
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
local url = 'http://dilbert.com/strip/' .. URL.escape(input)
local str, res = HTTP.request(url)
if res ~= 200 then
utilities.send_reply(self, msg, self.config.errors.connection)
return
end
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
local strip_title = str:match('<meta property="article:publish_date" content="(.-)"/>')
bindings.sendPhoto(self, { chat_id = msg.chat.id, caption = strip_title }, { photo = strip_file } )
end
return dilbert