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Net.js
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166 lines (138 loc) · 5.04 KB
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/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2015 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
/**
* Phaser.Net handles browser URL related tasks such as checking host names, domain names and query string manipulation.
*
* @class Phaser.Net
* @constructor
* @param {Phaser.Game} game - A reference to the currently running game.
*/
Phaser.Net = function (game) {
this.game = game;
};
Phaser.Net.prototype = {
/**
* Returns the hostname given by the browser.
*
* @method Phaser.Net#getHostName
* @return {string}
*/
getHostName: function () {
if (window.location && window.location.hostname) {
return window.location.hostname;
}
return null;
},
/**
* Compares the given domain name against the hostname of the browser containing the game.
* If the domain name is found it returns true.
* You can specify a part of a domain, for example 'google' would match 'google.com', 'google.co.uk', etc.
* Do not include 'http://' at the start.
*
* @method Phaser.Net#checkDomainName
* @param {string} domain
* @return {boolean} true if the given domain fragment can be found in the window.location.hostname
*/
checkDomainName: function (domain) {
return window.location.hostname.indexOf(domain) !== -1;
},
/**
* Updates a value on the Query String and returns it in full.
* If the value doesn't already exist it is set.
* If the value exists it is replaced with the new value given. If you don't provide a new value it is removed from the query string.
* Optionally you can redirect to the new url, or just return it as a string.
*
* @method Phaser.Net#updateQueryString
* @param {string} key - The querystring key to update.
* @param {string} value - The new value to be set. If it already exists it will be replaced.
* @param {boolean} redirect - If true the browser will issue a redirect to the url with the new querystring.
* @param {string} url - The URL to modify. If none is given it uses window.location.href.
* @return {string} If redirect is false then the modified url and query string is returned.
*/
updateQueryString: function (key, value, redirect, url) {
if (redirect === undefined) { redirect = false; }
if (url === undefined || url === '') { url = window.location.href; }
var output = '';
var re = new RegExp("([?|&])" + key + "=.*?(&|#|$)(.*)", "gi");
if (re.test(url))
{
if (typeof value !== 'undefined' && value !== null)
{
output = url.replace(re, '$1' + key + "=" + value + '$2$3');
}
else
{
output = url.replace(re, '$1$3').replace(/(&|\?)$/, '');
}
}
else
{
if (typeof value !== 'undefined' && value !== null)
{
var separator = url.indexOf('?') !== -1 ? '&' : '?';
var hash = url.split('#');
url = hash[0] + separator + key + '=' + value;
if (hash[1]) {
url += '#' + hash[1];
}
output = url;
}
else
{
output = url;
}
}
if (redirect)
{
window.location.href = output;
}
else
{
return output;
}
},
/**
* Returns the Query String as an object.
* If you specify a parameter it will return just the value of that parameter, should it exist.
*
* @method Phaser.Net#getQueryString
* @param {string} [parameter=''] - If specified this will return just the value for that key.
* @return {string|object} An object containing the key value pairs found in the query string or just the value if a parameter was given.
*/
getQueryString: function (parameter) {
if (parameter === undefined) { parameter = ''; }
var output = {};
var keyValues = location.search.substring(1).split('&');
for (var i in keyValues)
{
var key = keyValues[i].split('=');
if (key.length > 1)
{
if (parameter && parameter == this.decodeURI(key[0]))
{
return this.decodeURI(key[1]);
}
else
{
output[this.decodeURI(key[0])] = this.decodeURI(key[1]);
}
}
}
return output;
},
/**
* Returns the Query String as an object.
* If you specify a parameter it will return just the value of that parameter, should it exist.
*
* @method Phaser.Net#decodeURI
* @param {string} value - The URI component to be decoded.
* @return {string} The decoded value.
*/
decodeURI: function (value) {
return decodeURIComponent(value.replace(/\+/g, " "));
}
};
Phaser.Net.prototype.constructor = Phaser.Net;