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Mikubot-2/plugins/gSearch.lua
2016-06-06 20:21:42 -07:00

82 lines
2.1 KiB
Lua
Executable File

local gSearch = {}
local HTTPS = require('ssl.https')
local URL = require('socket.url')
local JSON = require('dkjson')
local utilities = require('utilities')
gSearch.command = 'google <query>'
gSearch.doc = [[```
/google <query>
Returns four (if group) or eight (if private message) results from Google. Safe search is enabled by default, use "/gnsfw" to disable it.
Alias: /g
```]]
function gSearch:init()
gSearch.triggers = utilities.triggers(self.info.username):t('g', true):t('google', true):t('gnsfw', true).table
end
function gSearch:action(msg, config)
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, gSearch.doc, true, msg.message_id, true)
return
end
end
local url = 'https://ajax.googleapis.com/ajax/services/search/web?v=1.0'
if msg.from.id == msg.chat.id then
url = url .. '&rsz=8'
else
url = url .. '&rsz=4'
end
if not string.match(msg.text, '^/g[oogle]*nsfw') then
url = url .. '&safe=active'
end
url = url .. '&q=' .. URL.escape(input)
local jstr, res = HTTPS.request(url)
if res ~= 200 then
utilities.send_reply(self, msg, config.errors.connection)
return
end
local jdat = JSON.decode(jstr)
if not jdat.responseData then
utilities.send_reply(self, msg, config.errors.connection)
return
end
if not jdat.responseData.results[1] then
utilities.send_reply(self, msg, config.errors.results)
return
end
local output = '*Google results for* _' .. input .. '_ *:*\n'
for i,_ in ipairs(jdat.responseData.results) do
local title = jdat.responseData.results[i].titleNoFormatting:gsub('%[.+%]', ''):gsub('&amp;', '&')
--[[
if title:len() > 48 then
title = title:sub(1, 45) .. '...'
end
]]--
local u = jdat.responseData.results[i].unescapedUrl
if u:find('%)') then
output = output .. '' .. title .. '\n' .. u:gsub('_', '\\_') .. '\n'
else
output = output .. '• [' .. title .. '](' .. u .. ')\n'
end
end
utilities.send_message(self, msg.chat.id, output, true, nil, true)
end
return gSearch