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translate.lua
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translate.lua
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--[[
Copyright 2020 Matthew Hesketh <matthew@matthewhesketh.com>
This code is licensed under the MIT. See LICENSE for details.
]]
local translate = {}
local mattata = require('mattata')
local https = require('ssl.https')
local url = require('socket.url')
local json = require('dkjson')
function translate:init()
translate.commands = mattata.commands(self.info.username):command('translate'):command('tl').table
translate.help = [[/translate [locale] <text> - If a locale is given, the given text is translated into the said locale's language. If no locale is given then the given text is translated into the bot's configured language. If the command is used in reply to a message containing text, then the replied-to text is translated and the translation is returned. Alias: /tl.]]
end
function translate:on_inline_query(inline_query, configuration)
local input = mattata.input(inline_query.query)
if not input then
return
end
local lang
if not mattata.get_word(input) or mattata.get_word(input):len() > 2 then
lang = configuration.language
else
lang = mattata.get_word(input)
end
local jstr, res = https.request('https://translate.yandex.net/api/v1.5/tr.json/translate?key=' .. configuration.keys.translate .. '&lang=' .. lang .. '&text=' .. url.escape(input:gsub(lang .. ' ', '')))
if res ~= 200 then
return
end
local jdat = json.decode(jstr)
return mattata.answer_inline_query(
inline_query.id,
json.encode(
{
{
['type'] = 'article',
['id'] = '1',
['title'] = jdat.text[1],
['description'] = 'Click to send your translation.',
['input_message_content'] = {
['message_text'] = jdat.text[1]
}
}
}
)
)
end
function translate:on_message(message, configuration, language)
local input = mattata.input(message.text)
local lang = mattata.get_user_language(message.from.id):match('^(..)')
if message.reply then
if input and input:match('^%a%a$') then
lang = input
end
input = message.reply.text
elseif not input then
return mattata.send_reply(message, translate.help)
elseif input:match('^%a%a .-$') then
lang, input = input:match('^(%a%a) (.-)$')
end
local jstr, res = https.request('https://translate.yandex.net/api/v1.5/tr.json/translate?key=' .. configuration.keys.translate .. '&lang=' .. lang .. '&text=' .. url.escape(input))
if res ~= 200 then
return mattata.send_reply(message, language.errors.connection)
elseif message.reply then
mattata.delete_message(message.chat.id, message.message_id)
message.message_id = message.reply.message_id
end
local jdat = json.decode(jstr)
return mattata.send_reply(
message,
'<b>Translation (from ' .. jdat.lang:gsub('%-', ' to ') .. '):</b>\n' .. mattata.escape_html(jdat.text[1]),
'html'
)
end
return translate

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