64 lines
1.7 KiB
Lua
64 lines
1.7 KiB
Lua
do
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function getTitle(page)
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local s = page
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-- Remove optional spaces from the tags.
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s = string.gsub(s, "\n", " ")
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s = string.gsub(s, " *< *", "<")
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s = string.gsub(s, " *> *", ">")
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s = string.gsub(s, "|", "|")
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s = string.gsub(s, "‹", "‹")
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s = string.gsub(s, "<", "<")
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s = string.gsub(s, ">", ">")
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s = string.gsub(s, "&", "&")
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s = string.gsub(s, "'", "'")
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s = string.gsub(s, "–", "–")
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-- Put all the tags in lowercase.
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s = string.gsub(s, "(<[^ >]+)", string.lower)
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local i, f, t = string.find(s, "<title>(.+)</title>")
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return t or ""
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end
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function string.ends(str, fin)
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return fin=='' or string.sub(str,-string.len(fin)) == fin
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end
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function run(msg, matches)
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local url = matches[1]
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if string.ends(url, ".jpg") or string.ends(url, ".gif") or string.ends(url, ".png") then
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return
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end
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local result = http.request(url)
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local title = getTitle(result)
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--Ignoring 301, 302, 404 and more
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if title == "301 Moved Permanently" or
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title == "" or
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title == "404 Not Found" or
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title == "302 Found" or
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title == "302 Moved" or
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title == "Moved Permanently" or
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title == "Redirection" or
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title == "Object moved" or
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string.match(title, "on Steam") or
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string.match(title, "521: Web server is down") or
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string.match(title, "eBay</title>") or
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string.match(msg.text, "twitch.tv") or
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string.match(msg.text, "steamcommunity.com/app/") or
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string.match(msg.text, "deviantart.com") then
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print('Invalide, da "'..title..'"')
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else
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return title
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end
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end
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return {
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description = "Postet URL-Titel",
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usage = {"Irgendein Link"},
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patterns = {"^(https?://[%w-_%.%?%.:,/%+=&#]+)$",},
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run = run
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}
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end |