83 lines
2.6 KiB
Lua
83 lines
2.6 KiB
Lua
local reddit = {}
|
|
|
|
local https = require('ssl.https')
|
|
local URL = require('socket.url')
|
|
local JSON = require('dkjson')
|
|
local utilities = require('otouto.utilities')
|
|
|
|
reddit.command = 'reddit [r/subreddit | Suchbegriff]'
|
|
|
|
function reddit:init(config)
|
|
reddit.triggers = utilities.triggers(self.info.username, config.cmd_pat, {'^/r/'}):t('reddit', true):t('r', true):t('r/', true).table
|
|
reddit.doc = [[*
|
|
]]..config.cmd_pat..[[r* _[r/subreddit | Suchbegriff]_: Gibt Top-Posts oder Ergebnisse eines Subreddits aus. Wenn kein Argument gegeben ist, wird /r/all genommen.]]
|
|
end
|
|
|
|
local format_results = function(posts)
|
|
local output = ''
|
|
for _,v in ipairs(posts) do
|
|
local post = v.data
|
|
local title = post.title:gsub('%[', '('):gsub('%]', ')'):gsub('&', '&')
|
|
if title:len() > 256 then
|
|
title = title:sub(1, 253)
|
|
title = utilities.trim(title) .. '...'
|
|
end
|
|
local short_url = 'https://redd.it/' .. post.id
|
|
local s = '[' .. unescape(title) .. '](' .. short_url .. ')'
|
|
if post.domain and not post.is_self and not post.over_18 then
|
|
s = '`[`[' .. post.domain .. '](' .. post.url:gsub('%)', '\\)') .. ')`]` ' .. s
|
|
end
|
|
output = output .. '• ' .. s .. '\n'
|
|
end
|
|
return output
|
|
end
|
|
|
|
reddit.subreddit_url = 'https://www.reddit.com/%s/.json?limit='
|
|
reddit.search_url = 'https://www.reddit.com/search.json?q=%s&limit='
|
|
reddit.rall_url = 'https://www.reddit.com/.json?limit='
|
|
|
|
function reddit:action(msg, config)
|
|
-- Eight results in PM, four results elsewhere.
|
|
local limit = 4
|
|
if msg.chat.type == 'private' then
|
|
limit = 8
|
|
end
|
|
local text = msg.text_lower
|
|
if text:match('^/r/.') then
|
|
-- Normalize input so this hack works easily.
|
|
text = msg.text_lower:gsub('^/r/', config.cmd_pat..'r r/')
|
|
end
|
|
local input = utilities.input(text)
|
|
local source, url
|
|
if input then
|
|
if input:match('^r/.') then
|
|
input = utilities.get_word(input, 1)
|
|
url = reddit.subreddit_url:format(input) .. limit
|
|
source = '*/' .. utilities.md_escape(input) .. '*\n'
|
|
else
|
|
input = utilities.input(msg.text)
|
|
source = '*Ergebnisse für* _' .. utilities.md_escape(input) .. '_ *:*\n'
|
|
input = URL.escape(input)
|
|
url = reddit.search_url:format(input) .. limit
|
|
end
|
|
else
|
|
url = reddit.rall_url .. limit
|
|
source = '*/r/all*\n'
|
|
end
|
|
local jstr, res = https.request(url)
|
|
if res ~= 200 then
|
|
utilities.send_reply(self, msg, config.errors.connection)
|
|
else
|
|
local jdat = JSON.decode(jstr)
|
|
if #jdat.data.children == 0 then
|
|
utilities.send_reply(self, msg, config.errors.results)
|
|
else
|
|
local output = format_results(jdat.data.children)
|
|
output = source .. output
|
|
utilities.send_message(self, msg.chat.id, output, true, nil, true)
|
|
end
|
|
end
|
|
end
|
|
|
|
return reddit
|