forked from fedi/mastodon
6ef3874b2e
In cases where a URL has a trailing hyphen the FetchLinkCardService incorrectly removes the hyphen when it is parsed The hyphen is not a reserved character in the URI spec https://tools.ietf.org/html/rfc3986#section-2.2
43 lines
1.9 KiB
Ruby
43 lines
1.9 KiB
Ruby
module Twitter
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class Regex
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REGEXEN[:valid_general_url_path_chars] = /[^\p{White_Space}\(\)\?]/iou
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REGEXEN[:valid_url_path_ending_chars] = /[^\p{White_Space}\(\)\?!\*';:=\,\.\$%\[\]~&\|@]|(?:#{REGEXEN[:valid_url_balanced_parens]})/iou
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REGEXEN[:valid_url_balanced_parens] = /
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\(
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(?:
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#{REGEXEN[:valid_general_url_path_chars]}+
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# allow one nested level of balanced parentheses
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(?:
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#{REGEXEN[:valid_general_url_path_chars]}*
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\(
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#{REGEXEN[:valid_general_url_path_chars]}+
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\)
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#{REGEXEN[:valid_general_url_path_chars]}*
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)
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)
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\)
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/iox
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REGEXEN[:valid_url_path] = /(?:
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(?:
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#{REGEXEN[:valid_general_url_path_chars]}*
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(?:#{REGEXEN[:valid_url_balanced_parens]} #{REGEXEN[:valid_general_url_path_chars]}*)*
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#{REGEXEN[:valid_url_path_ending_chars]}
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)|(?:#{REGEXEN[:valid_general_url_path_chars]}+\/)
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)/iox
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REGEXEN[:valid_url] = %r{
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( # $1 total match
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(#{REGEXEN[:valid_url_preceding_chars]}) # $2 Preceeding chracter
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( # $3 URL
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(https?:\/\/)? # $4 Protocol (optional)
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(#{REGEXEN[:valid_domain]}) # $5 Domain(s)
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(?::(#{REGEXEN[:valid_port_number]}))? # $6 Port number (optional)
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(/#{REGEXEN[:valid_url_path]}*)? # $7 URL Path and anchor
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(\?#{REGEXEN[:valid_url_query_chars]}*#{REGEXEN[:valid_url_query_ending_chars]})? # $8 Query String
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)
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)
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}iox
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end
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end
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