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extract url escaping to a dedicated class method and improved tests

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This commit is contained in:
Arpit Jalan 2017-07-29 22:12:04 +05:30
parent 1fe553873c
commit b059a0f789
2 changed files with 16 additions and 16 deletions
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7
lib/final_destination.rb
View File

@ -10,9 +10,10 @@ class FinalDestination
attr_reader :cookie
def initialize(url, opts = nil)
@url = url
@uri =
begin
URI(URI.escape(CGI.unescapeHTML(url), Regexp.new("[^#{URI::PATTERN::UNRESERVED}#{URI::PATTERN::RESERVED}#]"))) if url
URI(escape_url) if @url
rescue URI::InvalidURIError
end
@ -176,6 +177,10 @@ class FinalDestination
false
end
def escape_url
URI.escape(CGI.unescapeHTML(@url), Regexp.new("[^#{URI::PATTERN::UNRESERVED}#{URI::PATTERN::RESERVED}#]"))
end
def private_ranges
FinalDestination.standard_private_ranges +
SiteSetting.blacklist_ip_blocks.split('|').map { |r| IPAddr.new(r) rescue nil }.compact

25
spec/components/final_destination_spec.rb
View File

@ -60,21 +60,6 @@ describe FinalDestination do
stub_request(:head, "https://eviltrout.com").to_return(doc_response)
end
it "escapes url" do
url = 'https://eviltrout.com?s=180&d=mm&r=g'
escaped_url = URI.escape(CGI.unescapeHTML(url), Regexp.new("[^#{URI::PATTERN::UNRESERVED}#{URI::PATTERN::RESERVED}#]"))
stub_request(:head, escaped_url).to_return(doc_response)
expect(fd(url).resolve.to_s).to eq(escaped_url)
end
it "preserves url fragment identifier" do
url = 'https://eviltrout.com/2016/02/25/fixing-android-performance.html#discourse-comments'
stub_request(:head, 'https://eviltrout.com/2016/02/25/fixing-android-performance.html').to_return(doc_response)
expect(fd(url).resolve.to_s).to eq(url)
end
it "returns the final url" do
final = FinalDestination.new('https://eviltrout.com', opts)
expect(final.resolve.to_s).to eq('https://eviltrout.com')
@ -288,4 +273,14 @@ describe FinalDestination do
end
end
describe ".escape_url" do
it "correctly escapes url" do
fragment_url = "https://eviltrout.com/2016/02/25/fixing-android-performance.html#discourse-comments"
expect(fd(fragment_url).escape_url.to_s).to eq(fragment_url)
expect(fd("https://eviltrout.com?s=180&d=mm&r=g").escape_url.to_s).to eq("https://eviltrout.com?s=180&d=mm&r=g")
expect(fd("http://example.com/?a=\11\15").escape_url.to_s).to eq("http://example.com/?a=%09%0D")
end
end
end