public
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Heroku DB URL parser

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parser.js
JavaScript
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function parse_url(str, component) {
// http://kevin.vanzonneveld.net
// + original by: Steven Levithan (http://blog.stevenlevithan.com)
// + reimplemented by: Brett Zamir (http://brett-zamir.me)
// + input by: Lorenzo Pisani
// + input by: Tony
// + improved by: Brett Zamir (http://brett-zamir.me)
// + improved by: Ben Ng (http://benng.me)
// % note: Based on http://stevenlevithan.com/demo/parseuri/js/assets/parseuri.js
// % note: blog post at http://blog.stevenlevithan.com/archives/parseuri
// % note: demo at http://stevenlevithan.com/demo/parseuri/js/assets/parseuri.js
// % note: Does not replace invalid characters with '_' as in PHP, nor does it return false with
// % note: a seriously malformed URL.
// % note: Besides function name, is essentially the same as parseUri as well as our allowing
// % note: an extra slash after the scheme/protocol (to allow file:/// as in PHP)
// * example 1: parse_url('http://username:password@hostname/path?arg=value#anchor');
// * returns 1: {scheme: 'http', host: 'hostname', user: 'username', pass: 'password', path: '/path', query: 'arg=value', fragment: 'anchor'}
var key = ['source', 'scheme', 'authority', 'userInfo', 'user', 'pass', 'host', 'port',
'relative', 'path', 'directory', 'file', 'query', 'fragment'],
ini = (this.php_js && this.php_js.ini) || {},
mode = (ini['phpjs.parse_url.mode'] &&
ini['phpjs.parse_url.mode'].local_value) || 'php',
parser = {
php: /^(?:([^:\/?#]+):)?(?:\/\/()(?:(?:()(?:([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?))?()(?:(()(?:(?:[^?#\/]*\/)*)()(?:[^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
loose: /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/\/?)?((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/ // Added one optional slash to post-scheme to catch file:/// (should restrict this)
};
 
var m = parser[mode].exec(str),
uri = {},
i = 14;
while (i--) {
if (m[i]) {
uri[key[i]] = m[i];
}
}
 
if (component) {
return uri[component.replace('PHP_URL_', '').toLowerCase()];
}
if (mode !== 'php') {
var name = (ini['phpjs.parse_url.queryKey'] &&
ini['phpjs.parse_url.queryKey'].local_value) || 'queryKey';
parser = /(?:^|&)([^&=]*)=?([^&]*)/g;
uri[name] = {};
uri[key[12]].replace(parser, function ($0, $1, $2) {
if ($1) {uri[name][$1] = $2;}
});
}
delete uri.source;
return uri;
}

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