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added function unescape

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Akamaru
2015-06-25 22:10:29 +02:00
parent 69737edfd5
commit f3571e2091
2 changed files with 12 additions and 1 deletions
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11
bot/utils.lua
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@ -527,6 +527,17 @@ function load_from_file(file, default_data)
return result
end
function unescape(str)
str = string.gsub( str, '&lt;', '<' )
str = string.gsub( str, '&gt;', '>' )
str = string.gsub( str, '&quot;', '"' )
str = string.gsub( str, '&apos;', "'" )
str = string.gsub( str, '&#(%d+);', function(n) return string.char(n) end )
str = string.gsub( str, '&#x(%d+);', function(n) return string.char(tonumber(n,16)) end )
str = string.gsub( str, '&amp;', '&' ) -- Be sure to do this after all others
return str
end
-- See http://stackoverflow.com/a/14899740
function unescape_html(str)
local map = {