c8d11b8bdb
* Added .deepsource.toml * Removed bad use of `alias` * Fixed operand order in the binary expression * Prefixed unused method arguments with an underscore * Replaced the old OpenSSL algorithmic constants with the newer strings initializers. * Removed unnecessary UTF-8 encoding comment
98 lines
4.5 KiB
Ruby
98 lines
4.5 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 Preceding character
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( # $3 URL
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((?:https?|dat|dweb|ipfs|ipns|ssb|gopher|gemini):\/\/)? # $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]})? # $8 Query String
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)
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)
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}iox
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REGEXEN[:validate_nodeid] = /(?:
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#{REGEXEN[:validate_url_unreserved]}|
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#{REGEXEN[:validate_url_pct_encoded]}|
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[!$()*+,;=]
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)/iox
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REGEXEN[:validate_resid] = /(?:
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#{REGEXEN[:validate_url_unreserved]}|
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#{REGEXEN[:validate_url_pct_encoded]}|
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#{REGEXEN[:validate_url_sub_delims]}
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)/iox
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REGEXEN[:xmpp_uri] = %r{
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(xmpp:) # Protocol
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(//#{REGEXEN[:validate_nodeid]}+@#{REGEXEN[:valid_domain]}/)? # Authority (optional)
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(#{REGEXEN[:validate_nodeid]}+@)? # Username in path (optional)
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(#{REGEXEN[:valid_domain]}) # Domain in path
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(/#{REGEXEN[:validate_resid]}+)? # Resource in path (optional)
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(\?#{REGEXEN[:valid_url_query_chars]}*#{REGEXEN[:valid_url_query_ending_chars]})? # Query String
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}iox
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REGEXEN[:magnet_uri] = %r{
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(magnet:) # Protocol
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(\?#{REGEXEN[:valid_url_query_chars]}*#{REGEXEN[:valid_url_query_ending_chars]}) # Query String
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}iox
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REGEXEN[:valid_extended_uri] = %r{
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( # $1 total match
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(#{REGEXEN[:valid_url_preceding_chars]}) # $2 Preceding character
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( # $3 URL
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(#{REGEXEN[:xmpp_uri]}) | (#{REGEXEN[:magnet_uri]})
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)
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)
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}iox
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end
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module Extractor
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# Extracts a list of all XMPP and magnet URIs included in the Toot <tt>text</tt> along
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# with the indices. If the <tt>text</tt> is <tt>nil</tt> or contains no
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# XMPP or magnet URIs an empty array will be returned.
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#
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# If a block is given then it will be called for each XMPP URI.
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def extract_extra_uris_with_indices(text, _options = {}) # :yields: uri, start, end
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return [] unless text && text.index(":")
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urls = []
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text.to_s.scan(Twitter::Regex[:valid_extended_uri]) do
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valid_uri_match_data = $~
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start_position = valid_uri_match_data.char_begin(3)
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end_position = valid_uri_match_data.char_end(3)
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urls << {
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:url => valid_uri_match_data[3],
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:indices => [start_position, end_position]
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}
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end
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urls.each{|url| yield url[:url], url[:indices].first, url[:indices].last} if block_given?
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urls
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end
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end
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end
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