diff options
Diffstat (limited to 'lib/utils.coffee')
| -rw-r--r-- | lib/utils.coffee | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/lib/utils.coffee b/lib/utils.coffee index 64c87842..d9f2d5d4 100644 --- a/lib/utils.coffee +++ b/lib/utils.coffee @@ -26,16 +26,32 @@ Utils = -> id += 1 hasChromePrefix: do -> - chromePrefixes = [ "about:", "view-source:", "extension:", "chrome-extension:", "data:", "javascript:" ] + chromePrefixes = [ "about:", "view-source:", "extension:", "chrome-extension:", "data:" ] (url) -> for prefix in chromePrefixes return true if url.startsWith prefix false + hasJavascriptPrefix: (url) -> + url.startsWith "javascript:" + hasFullUrlPrefix: do -> urlPrefix = new RegExp "^[a-z]{3,}://." (url) -> urlPrefix.test url + # Apply heuristics to test whether a string (such as a "javascript:" URI) has been URL encoded. + isUrlEncoded: (string) -> + # If it doesn't contain "%", it's not URL encoded. + return false if -1 == string.indexOf "%" + # If it contains certain non-URL characters, then it's not URL encoded. + for char in [ " ", "{", "}", ";", '"', "'" ] + return false if 0 <= string.indexOf char + # If it contains any of these non-ascii characters, then it's not URL encoded. + return false if /[\u0000-\u001f\u00ff-\uffff]/.test string + # If every occurence of "%" is followed by two hexadecimal digits, then it's URL encoded (otherwise, it is + # not). + string.split(/%/).length == string.split(/%[0-9a-f][0-9a-f]/i).length + # Completes a partial URL (without scheme) createFullUrl: (partialUrl) -> if @hasFullUrlPrefix(partialUrl) then partialUrl else ("http://" + partialUrl) @@ -107,6 +123,9 @@ Utils = # Special-case about:[url], view-source:[url] and the like if Utils.hasChromePrefix string string + else if Utils.hasJavascriptPrefix string + # In some workflows, Chrome URL encodes bookmarklets. We URL decode them, if necessary. See #1611. + if Utils.isUrlEncoded string then decodeURI string else string else if Utils.isUrl string Utils.createFullUrl string else |