diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/journey/router/utils.rb')
-rw-r--r-- | actionpack/lib/action_dispatch/journey/router/utils.rb | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/actionpack/lib/action_dispatch/journey/router/utils.rb b/actionpack/lib/action_dispatch/journey/router/utils.rb index d641642338..3336036a03 100644 --- a/actionpack/lib/action_dispatch/journey/router/utils.rb +++ b/actionpack/lib/action_dispatch/journey/router/utils.rb @@ -5,7 +5,7 @@ module ActionDispatch # Normalizes URI path. # # Strips off trailing slash and ensures there is a leading slash. - # Also converts downcase url encoded string to uppercase. + # Also converts downcase URL encoded string to uppercase. # # normalize_path("/foo") # => "/foo" # normalize_path("/foo/") # => "/foo" @@ -13,11 +13,14 @@ module ActionDispatch # normalize_path("") # => "/" # normalize_path("/%ab") # => "/%AB" def self.normalize_path(path) - path = "/#{path}" + path ||= '' + encoding = path.encoding + path = "/#{path}".dup path.squeeze!("/".freeze) path.sub!(%r{/+\Z}, "".freeze) path.gsub!(/(%[a-f0-9]{2})/) { $1.upcase } - path = "/" if path == "".freeze + path = "/".dup if path == "".freeze + path.force_encoding(encoding) path end @@ -27,7 +30,7 @@ module ActionDispatch ENCODE = "%%%02X".freeze US_ASCII = Encoding::US_ASCII UTF_8 = Encoding::UTF_8 - EMPTY = "".force_encoding(US_ASCII).freeze + EMPTY = "".dup.force_encoding(US_ASCII).freeze DEC2HEX = (0..255).to_a.map { |i| ENCODE % i }.map { |s| s.force_encoding(US_ASCII) } ALPHA = "a-zA-Z".freeze @@ -59,11 +62,11 @@ module ActionDispatch end private - def escape(component, pattern) # :doc: + def escape(component, pattern) component.gsub(pattern) { |unsafe| percent_encode(unsafe) }.force_encoding(US_ASCII) end - def percent_encode(unsafe) # :doc: + def percent_encode(unsafe) safe = EMPTY.dup unsafe.each_byte { |b| safe << DEC2HEX[b] } safe @@ -84,6 +87,10 @@ module ActionDispatch ENCODER.escape_fragment(fragment.to_s) end + # Replaces any escaped sequences with their unescaped representations. + # + # uri = "/topics?title=Ruby%20on%20Rails" + # unescape_uri(uri) #=> "/topics?title=Ruby on Rails" def self.unescape_uri(uri) ENCODER.unescape_uri(uri) end |