112 lines
4.4 KiB
Lua
112 lines
4.4 KiB
Lua
-- You need a Google API key and a Google Custom Search Engine set up to use this, in config.google_api_key and config.google_cse_key, respectively.
|
|
-- You must also sign up for the CSE in the Google Developer Console, and enable image results.
|
|
|
|
local gImages = {}
|
|
|
|
local HTTPS = require('ssl.https')
|
|
local URL = require('socket.url')
|
|
local JSON = require('dkjson')
|
|
local utilities = require('otouto.utilities')
|
|
local bindings = require('otouto.bindings')
|
|
|
|
function gImages:init(config)
|
|
if not cred_data.google_apikey then
|
|
print('Missing config value: google_apikey.')
|
|
print('gImages.lua will not be enabled.')
|
|
return
|
|
elseif not cred_data.google_cse_id then
|
|
print('Missing config value: google_cse_id.')
|
|
print('gImages.lua will not be enabled.')
|
|
return
|
|
end
|
|
|
|
gImages.triggers = utilities.triggers(self.info.username, config.cmd_pat):t('img', true):t('i', true).table
|
|
gImages.doc = [[*
|
|
]]..config.cmd_pat..[[img* _<Suchbegriff>_
|
|
Sucht Bild mit Google und versendet es (SafeSearch aktiv)
|
|
Alias: *]]..config.cmd_pat..[[i*]]
|
|
end
|
|
|
|
gImages.command = 'img <Suchbegriff>'
|
|
|
|
function gImages:callback(callback, msg, self, config, input)
|
|
utilities.answer_callback_query(self, callback, 'Suche nochmal nach "'..input..'"')
|
|
utilities.send_typing(self, msg.chat.id, 'upload_photo')
|
|
local img_url, mimetype = gImages:get_image(input)
|
|
|
|
if mimetype == 'image/gif' then
|
|
local file = download_to_file(img_url, 'img.gif')
|
|
result = utilities.send_document(self, msg.chat.id, file, img_url, msg.message_id, '{"inline_keyboard":[[{"text":"Nochmal suchen","callback_data":"gImages:'..input..'"}]]}')
|
|
else
|
|
local file = download_to_file(img_url, 'img.png')
|
|
result = utilities.send_photo(self, msg.chat.id, file, img_url, msg.message_id, '{"inline_keyboard":[[{"text":"Nochmal suchen","callback_data":"gImages:'..input..'"}]]}')
|
|
end
|
|
if not result then
|
|
utilities.send_reply(self, msg, config.errors.connection, true, '{"inline_keyboard":[[{"text":"Nochmal versuchen","callback_data":"gImages:'..input..'"}]]}')
|
|
return
|
|
end
|
|
end
|
|
|
|
function gImages:get_image(input)
|
|
local apikey = cred_data.google_apikey
|
|
local cseid = cred_data.google_cse_id
|
|
local BASE_URL = 'https://www.googleapis.com/customsearch/v1'
|
|
local url = BASE_URL..'/?searchType=image&alt=json&num=10&key='..apikey..'&cx='..cseid..'&safe=high'..'&q=' .. input .. '&fields=searchInformation(totalResults),queries(request(count)),items(link,mime,image(contextLink))'
|
|
local jstr, res = HTTPS.request(url)
|
|
|
|
if res == 403 then
|
|
local jdat = JSON.decode(jstr)
|
|
utilities.send_reply(self, msg, 'Fehler '..jdat.error.code..': '..jdat.error.message..' ('..jdat.error.errors[1].reason..')', nil, msg.message_id)
|
|
return
|
|
end
|
|
|
|
if res ~= 200 then
|
|
utilities.send_reply(self, msg, config.errors.connection, true)
|
|
return
|
|
end
|
|
|
|
local jdat = JSON.decode(jstr)
|
|
if jdat.searchInformation.totalResults == '0' then
|
|
utilities.send_reply(self, msg, config.errors.results, true)
|
|
return
|
|
end
|
|
|
|
local i = math.random(jdat.queries.request[1].count)
|
|
return jdat.items[i].link, jdat.items[i].mime
|
|
end
|
|
|
|
function gImages:action(msg, config, matches)
|
|
local input = utilities.input(msg.text)
|
|
if not input then
|
|
if msg.reply_to_message and msg.reply_to_message.text then
|
|
input = msg.reply_to_message.text
|
|
else
|
|
utilities.send_message(self, msg.chat.id, gImages.doc, true, msg.message_id, true)
|
|
return
|
|
end
|
|
end
|
|
|
|
print ('Checking if search contains blacklisted word: '..input)
|
|
if is_blacklisted(input) then
|
|
utilities.send_reply(self, msg, 'Vergiss es! ._.')
|
|
return
|
|
end
|
|
|
|
utilities.send_typing(self, msg.chat.id, 'upload_photo')
|
|
local img_url, mimetype = gImages:get_image(URL.escape(input))
|
|
if mimetype == 'image/gif' then
|
|
local file = download_to_file(img_url, 'img.gif')
|
|
result = utilities.send_document(self, msg.chat.id, file, img_url, msg.message_id, '{"inline_keyboard":[[{"text":"Nochmal suchen","callback_data":"gImages:'..URL.escape(input)..'"}]]}')
|
|
else
|
|
local file = download_to_file(img_url, 'img.png')
|
|
result = utilities.send_photo(self, msg.chat.id, file, img_url, msg.message_id, '{"inline_keyboard":[[{"text":"Nochmal suchen","callback_data":"gImages:'..URL.escape(input)..'"}]]}')
|
|
end
|
|
|
|
if not result then
|
|
utilities.send_reply(self, msg, config.errors.connection, true, '{"inline_keyboard":[[{"text":"Nochmal versuchen","callback_data":"gImages:'..URL.escape(input)..'"}]]}')
|
|
return
|
|
end
|
|
end
|
|
|
|
return gImages
|