From 5614e6724e5131f33197ecbc1998058e9794aae9 Mon Sep 17 00:00:00 2001 From: Claire Date: Thu, 4 Mar 2021 00:12:26 +0100 Subject: Fix URL scanning in note length validator and preview card fetching (#15827) * Add tests * Fix URL scanning in note length validator and preview card fetching --- app/services/fetch_link_card_service.rb | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) (limited to 'app/services') diff --git a/app/services/fetch_link_card_service.rb b/app/services/fetch_link_card_service.rb index d4e4931e6..fa1636e41 100644 --- a/app/services/fetch_link_card_service.rb +++ b/app/services/fetch_link_card_service.rb @@ -2,12 +2,13 @@ class FetchLinkCardService < BaseService URL_PATTERN = %r{ - ( # $1 URL - (https?:\/\/) # $2 Protocol (required) - (#{Twitter::TwitterText::Regex[:valid_domain]}) # $3 Domain(s) - (?::(#{Twitter::TwitterText::Regex[:valid_port_number]}))? # $4 Port number (optional) - (/#{Twitter::TwitterText::Regex[:valid_url_path]}*)? # $5 URL Path and anchor - (\?#{Twitter::TwitterText::Regex[:valid_url_query_chars]}*#{Twitter::TwitterText::Regex[:valid_url_query_ending_chars]})? # $6 Query String + (#{Twitter::TwitterText::Regex[:valid_url_preceding_chars]}) # $1 preceeding chars + ( # $2 URL + (https?:\/\/) # $3 Protocol (required) + (#{Twitter::TwitterText::Regex[:valid_domain]}) # $4 Domain(s) + (?::(#{Twitter::TwitterText::Regex[:valid_port_number]}))? # $5 Port number (optional) + (/#{Twitter::TwitterText::Regex[:valid_url_path]}*)? # $6 URL Path and anchor + (\?#{Twitter::TwitterText::Regex[:valid_url_query_chars]}*#{Twitter::TwitterText::Regex[:valid_url_query_ending_chars]})? # $7 Query String ) }iox @@ -63,7 +64,7 @@ class FetchLinkCardService < BaseService def parse_urls if @status.local? - urls = @status.text.scan(URL_PATTERN).map { |array| Addressable::URI.parse(array[0]).normalize } + urls = @status.text.scan(URL_PATTERN).map { |array| Addressable::URI.parse(array[1]).normalize } else html = Nokogiri::HTML(@status.text) links = html.css('a') -- cgit