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/*
* JQuery URL Parser plugin
* Developed and maintanined by Mark Perkins, mark@allmarkedup.com
* Source repository: https://github.com/allmarkedup/jQuery-URL-Parser
* Licensed under an MIT-style license. See https://github.com/allmarkedup/jQuery-URL-Parser/blob/master/LICENSE for details.
*/
;(function($, undefined) {
var tag2attr = {
a : 'href',
img : 'src',
form : 'action',
base : 'href',
script : 'src',
iframe : 'src',
link : 'href'
},
key = ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","fragment"], // keys available to query
aliases = { "anchor" : "fragment" }, // aliases for backwards compatability
parser = {
strict : /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/, //less intuitive, more accurate to the specs
loose : /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*):?([^:@]*))?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/ // more intuitive, fails on relative paths and deviates from specs
},
querystring_parser = /(?:^|&|;)([^&=;]*)=?([^&;]*)/g, // supports both ampersand and semicolon-delimted query string key/value pairs
fragment_parser = /(?:^|&|;)([^&=;]*)=?([^&;]*)/g; // supports both ampersand and semicolon-delimted fragment key/value pairs
function parseUri( url, strictMode )
{
var str = decodeURI( url ),
res = parser[ strictMode || false ? "strict" : "loose" ].exec( str ),
uri = { attr : {}, param : {}, seg : {} },
i = 14;
while ( i-- )
{
uri.attr[ key[i] ] = res[i] || "";
}
// build query and fragment parameters
uri.param['query'] = {};
uri.param['fragment'] = {};
uri.attr['query'].replace( querystring_parser, function ( $0, $1, $2 ){
if ($1)
{
uri.param['query'][$1] = $2;
}
});
uri.attr['fragment'].replace( fragment_parser, function ( $0, $1, $2 ){
if ($1)
{
uri.param['fragment'][$1] = $2;
}
});
// split path and fragement into segments
uri.seg['path'] = uri.attr.path.replace(/^\/+|\/+$/g,'').split('/');
uri.seg['fragment'] = uri.attr.fragment.replace(/^\/+|\/+$/g,'').split('/');
// compile a 'base' domain attribute
uri.attr['base'] = uri.attr.host ? uri.attr.protocol+"://"+uri.attr.host + (uri.attr.port ? ":"+uri.attr.port : '') : '';
return uri;
};
function getAttrName( elm )
{
var tn = elm.tagName;
if ( tn !== undefined ) return tag2attr[tn.toLowerCase()];
return tn;
}
$.fn.url = function( strictMode )
{
var url = '';
if ( this.length )
{
url = $(this).attr( getAttrName(this[0]) ) || '';
}
return $.url( url, strictMode );
};
$.url = function( url, strictMode )
{
if ( arguments.length === 1 && url === true )
{
strictMode = true;
url = undefined;
}
strictMode = strictMode || false;
url = url || window.location.toString();
return {
data : parseUri(url, strictMode),
// get various attributes from the URI
attr : function( attr )
{
attr = aliases[attr] || attr;
return attr !== undefined ? this.data.attr[attr] : this.data.attr;
},
// return query string parameters
param : function( param )
{
return param !== undefined ? this.data.param.query[param] : this.data.param.query;
},
// return fragment parameters
fparam : function( param )
{
return param !== undefined ? this.data.param.fragment[param] : this.data.param.fragment;
},
// return path segments
segment : function( seg )
{
if ( seg === undefined )
{
return this.data.seg.path;
}
else
{
seg = seg < 0 ? this.data.seg.path.length + seg : seg - 1; // negative segments count from the end
return this.data.seg.path[seg];
}
},
// return fragment segments
fsegment : function( seg )
{
if ( seg === undefined )
{
return this.data.seg.fragment;
}
else
{
seg = seg < 0 ? this.data.seg.fragment.length + seg : seg - 1; // negative segments count from the end
return this.data.seg.fragment[seg];
}
}
};
};
})(jQuery);
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