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Mikubot-2/plugins/reddit.lua

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local command = 'reddit [r/subreddit | query]'
local doc = [[```
/reddit [r/subreddit | query]
Returns the four (if group) or eight (if private message) top posts for the given subreddit or query, or from the frontpage.
Aliases: /r, /r/[subreddit]
```]]
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local triggers = {
'^/reddit[@'..bot.username..']*',
'^/r[@'..bot.username..']*$',
'^/r[@'..bot.username..']* ',
'^/r/'
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}
local action = function(msg)
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msg.text_lower = msg.text_lower:gsub('/r/', '/r r/')
local input = msg.text_lower:input()
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if msg.text_lower:match('^/r/') then
msg.text_lower = msg.text_lower:gsub('/r/', '/r r/')
input = get_word(msg.text_lower, 1)
else
input = msg.text_lower:input()
end
local url
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local limit = 4
if msg.chat.id == msg.from.id then
limit = 8
end
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local source
if input then
if input:match('^r/.') then
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url = 'http://www.reddit.com/' .. URL.escape(input) .. '/.json?limit=' .. limit
source = '*/r/' .. input:match('^r/(.+)') .. '*\n'
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else
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url = 'http://www.reddit.com/search.json?q=' .. URL.escape(input) .. '&limit=' .. limit
source = '*reddit results for* _' .. input .. '_ *:*\n'
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end
else
url = 'http://www.reddit.com/.json?limit=' .. limit
source = '*/r/all*\n'
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end
local jstr, res = HTTP.request(url)
if res ~= 200 then
sendReply(msg, config.errors.connection)
return
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end
local jdat = JSON.decode(jstr)
if #jdat.data.children == 0 then
sendReply(msg, config.errors.results)
return
end
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local output = ''
for i,v in ipairs(jdat.data.children) do
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local title = v.data.title:gsub('%[', '('):gsub('%]', ')'):gsub('&', '&')
if title:len() > 48 then
title = title:sub(1,45) .. '...'
end
if v.data.over_18 then
v.data.is_self = true
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end
local short_url = 'redd.it/' .. v.data.id
output = output .. '• [' .. title .. '](' .. short_url .. ')\n'
if not v.data.is_self then
output = output .. v.data.url:gsub('_', '\\_') .. '\n'
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end
end
output = source .. output
sendMessage(msg.chat.id, output, true, nil, true)
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end
return {
action = action,
triggers = triggers,
doc = doc,
command = command
}