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| URL = {
/**
* function {public string} ? Returns a parameter from the given URL according its name.
* If no path is provided, the current page URL is used and the arguments are all shifted one the left.
*/
getParameter: function(path, name) {
if(arguments.length < 2) {
name = path;
path = window.location.href;
}
var value = null;
var capture = path.match(new RegExp("[\\?&]" + name + "=([^&#]*)"));
if(capture) {
value = unescape(capture[1]);
}
return value;
},
/**
* function {public string} ? Sets a parameter in the given URL and returns a new string.
* If no path is provided, the current page URL is used and the arguments are all shifted one the left.
*/
setParameter: function(path, name, value) {
if(arguments.length < 3) {
value = name;
name = path;
path = window.location.href;
}
var result = path;
// Remove the parameter if it already exists.
if(URL.getParameter(path, name)) {
result = URL.removeParameter(path, name);
}
// If the URL contains parameters, add the parameter after '&'
if(result.indexOf("?") > -1) {
result += "&";
}
else {
// If the URL does not contain any parameter, add the parameter after '?'
result += "?";
}
result += name + "=" + value;
return result;
},
/**
* function {public string} ? Sets some parameters in the given URL and returns a new string.
* If no path is provided, the current page URL is used and the arguments are all shifted one the left.
*/
setParameters: function(path, parameters) {
if(arguments.length < 2) {
parameters = path;
path = window.location.href;
}
var result = path;
$H(parameters).each(function(iterator) {
result = URL.setParameter(result, iterator.key, iterator.value);
});
return result;
},
/**
* function {public string} ? Returns a parameter from the given URL according its name.
* If no path is provided, the current page URL is used and the arguments are all shifted one the left.
*/
removeParameter: function(path, name) {
if(arguments.length < 2) {
name = path;
path = window.location.href;
}
var result = path;
if(URL.getParameter(path, name)) {
var index = path.indexOf("?");
var result = path.substring(0, index);
if(index > -1) {
parameters = path.substring(index + 1).split("&");
var parameter;
var first = true;
for(index = 0; index < parameters.length; index++) {
parameter = parameters[index];
if(parameter.split("=")[0] != name) {
if(first) {
result += "?";
first = false;
}
else {
result += "&";
}
result += parameter;
}
}
}
}
return result;
},
go: function(path, parameters) {
path = path || window.location.href;
if(parameters) {
path = URL.setParameters(path, parameters);
}
window.location.href = path;
},
/** function {public string} ? Returns the current page URL. */
get: function() {
return window.location.href;
},
pattern: /^(?:(ftp|https?)\:\/\/|~\/|\/)?(?:(\w+):(\w+)@)?((?:[-\w]+\.)+(?:[a-z]+))(?::([\d]{1,5}))?((?:(?:\/(?:[-\w~!$+|.,=]|%[a-f\d]{2})+)+|\/)+|\?|#)?((?:\?(?:[-\w~!$+|.,*:]|%[a-f\d{2}])+=(?:[-\w~!$+|.,*:=]|%[a-f\d]{2})*)(?:&(?:[-\w~!$+|.,*:]|%[a-f\d{2}])+=(?:[-\w~!$+|.,*:=]|%[a-f\d]{2})*)*)*(?:#((?:[-\w~!$+|.,*:=]|%[a-f\d]{2})*))?$/,
getHost: function(path) {
var host = null;
var capture = path.match(URL.pattern);
if(capture) {
host = capture[4];
}
return host;
}
}; |
