Created
October 6, 2009 12:35
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URL parsing regex.js
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/* | |
A single regex to parse and breakup a full URL including query parameters and anchors e.g. | |
https://www.google.com/dir/1/2/search.html?arg=0-a&arg1=1-b&arg3-c#hash | |
*/ | |
Url.regex = /^((http[s]?|ftp):\/)?\/?([^:\/\s]+)((\/\w+)*\/)([\w\-\.]+[^#?\s]+)(.*)?(#[\w\-]+)?$/; | |
url: RegExp['$&'], | |
protocol: RegExp.$2, | |
host: RegExp.$3, | |
path: RegExp.$4, | |
file: RegExp.$6, | |
query: RegExp.$7, | |
hash: RegExp.$8 | |
/* | |
Alternate from Reverse HTTP javascript server http://www.reversehttp.net/demos/httpd.js | |
*/ | |
Url.regex = | |
/*12 3 45 6 7 8 9 A B C D E F 0 */ | |
/* proto user pass host port path query frag */ | |
/^((\w+):)?(\/\/((\w+)?(:(\w+))?@)?([^\/\?:]+)(:(\d+))?)?(\/?([^\/\?#][^\?#]*)?)?(\?([^#]+))?(#(\w*))?/; | |
this.url = r[0]; | |
this.protocol = r[2]; | |
this.username = r[5]; | |
this.password = r[7]; | |
this.host = r[8] || ""; | |
this.port = r[10]; | |
this.pathname = r[11] || ""; | |
this.querystring = r[14] || ""; | |
this.fragment = r[16] || ""; |
If you want something a little bit more advanced... (341 characters regex) (It works for most cases)
#WeLoveRegex
var url_regex = /^((([a-z0-9-]+):)*((([a-z0-9-]+):)\/\/))((((([a-z0-9-]+)(:([a-z0-9-]+))?)@)?(([a-z0-9-]+(\.[a-z0-9-]+)*)(:((6553[0-5])|(655[0-2][0-9])|(65[0-4][0-9]{2})|(6[0-4][0-9]{3})|([1-5][0-9]{4})|([0-5]{0,5})|([0-9]{1,4})))?)))?((((\/[a-z0-9_().-]*)+)?)(\?([a-z0-9._()-]+(=[a-z0-9_()-]+)?)(&[a-z0-9()_-]+(=[a-z0-9_()-]+)?)*)?((#[a-z0-9()&-]+)?)*)*$/;
var result = url_regex.exec(url);
data =
{
hash: result[36],
host: result[14],
hostname: result[15],
href: result[0],
origin: result[4] + result[14],
password: result[13],
pathname: result[28],
port: result[18],
protocol: result[5],
search: result[30],
username: result[11],
}
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If anybody wants to match the port:
^((http[s]?|ftp):\/)?\/?([^:\/\s]+)(?::([0-9]+))?((\/\w+)*\/)?([\w\-\.]*[^#?\s]+)?(.*)?(#[\w\-]+)?$