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Mikubot-2/plugins/gImages.lua

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-- 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 Concsole, and enable image results.
if not config.google_api_key then
print('Missing config value: google_api_key.')
print('gImages.lua will not be enabled.')
return
elseif not config.google_cse_key then
print('Missing config value: google_cse_key.')
print('gImages.lua will not be enabled.')
return
end
local doc = [[
/image <query>
Returns a randomized top result from Google Images. Safe search is enabled by default; use "/insfw" to disable it. NSFW results will not display an image preview.
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]]
local triggers = {
'^/i[mage]*[nsfw]*[@'..bot.username..']*$',
'^/i[mage]*[nsfw]*[@'..bot.username..']* '
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}
local action = function(msg)
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local input = msg.text:input()
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if not input then
if msg.reply_to_message and msg.reply_to_message.text then
input = msg.reply_to_message.text
else
sendReply(msg, doc)
return
end
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end
local url = 'https://www.googleapis.com/customsearch/v1?&searchType=image&imgSize=xlarge&alt=json&num=8&start=1&key=' .. config.google_api_key .. '&cx=' .. config.google_cse_key
if not string.match(msg.text, '^/i[mage]*nsfw') then
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url = url .. '&safe=high'
end
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url = url .. '&q=' .. URL.escape(input)
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local jstr, res = HTTPS.request(url)
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if res ~= 200 then
sendReply(msg, config.errors.connection)
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return
end
local jdat = JSON.decode(jstr)
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if jdat.searchInformation.totalResults == '0' then
sendReply(msg, config.errors.results)
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return
end
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local i = math.random(jdat.queries.request[1].count)
local result = jdat.items[i].link
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if string.match(msg.text, '^/i[mage]*nsfw') then
sendReply(msg, result)
else
sendMessage(msg.chat.id, result, false, msg.message_id)
end
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end
return {
action = action,
triggers = triggers,
doc = doc
}