a4d7c40ad9
NEU: - Twitter-Plugin (ohne Markdown bisher) - Get- Set-Plugins - 9GAG - Adfly - Redis-Integration - Google Search - Google Images (modifiziert, mit Blacklist, bisher ohne Caching) - Einige Plugins lokalisiert Das ist momentan noch alles WIP, das meiste ist einfach bloß copy&paste vom proprietären Brawlbot v1.
79 lines
2.2 KiB
Lua
79 lines
2.2 KiB
Lua
--[[
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bindings.lua (rev. 2016/05/28)
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otouto's bindings for the Telegram bot API.
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https://core.telegram.org/bots/api
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Copyright 2016 topkecleon. Published under the AGPLv3.
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See the "Bindings" section of README.md for usage information.
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]]--
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local bindings = {}
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local HTTPS = require('ssl.https')
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local JSON = require('dkjson')
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local ltn12 = require('ltn12')
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local MP_ENCODE = require('multipart-post').encode
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-- Build and send a request to the API.
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-- Expecting self, method, and parameters, where method is a string indicating
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-- the API method and parameters is a key/value table of parameters with their
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-- values.
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-- Returns the table response with success. Returns false and the table
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-- response with failure. Returns false and false with a connection error.
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-- To mimic old/normal behavior, it errs if used with an invalid method.
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function bindings:request(method, parameters, file)
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parameters = parameters or {}
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for k,v in pairs(parameters) do
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parameters[k] = tostring(v)
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end
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if file and next(file) ~= nil then
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local file_type, file_name = next(file)
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local file_file = io.open(file_name, 'r')
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local file_data = {
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filename = file_name,
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data = file_file:read('*a')
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}
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file_file:close()
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parameters[file_type] = file_data
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end
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if next(parameters) == nil then
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parameters = {''}
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end
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local response = {}
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local body, boundary = MP_ENCODE(parameters)
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local success = HTTPS.request{
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url = self.BASE_URL .. method,
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method = 'POST',
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headers = {
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["Content-Type"] = "multipart/form-data; boundary=" .. boundary,
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["Content-Length"] = #body,
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},
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source = ltn12.source.string(body),
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sink = ltn12.sink.table(response)
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}
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local data = table.concat(response)
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if not success then
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print(method .. ': Connection error.')
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return false, false
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else
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local result = JSON.decode(data)
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if not result then
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return false, false
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elseif result.ok then
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return result
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else
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assert(result.description ~= 'Method not found', method .. ': Method not found.')
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return false, result
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end
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end
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end
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function bindings.gen(_, key)
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return function(self, params, file)
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return bindings.request(self, key, params, file)
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end
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end
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setmetatable(bindings, { __index = bindings.gen })
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return bindings
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