109 lines
4.9 KiB
HTML
109 lines
4.9 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title>The source code</title>
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<link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
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</head>
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<body onload="prettyPrint(); highlight();">
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<pre class="prettyprint lang-js"><span id='Ext-util-Cookies'>/**
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</span> * @class Ext.util.Cookies
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* Utility class for managing and interacting with cookies.
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* @singleton
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*/
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Ext.util.Cookies = {
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<span id='Ext-util-Cookies-method-set'> /**
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</span> * Create a cookie with the specified name and value. Additional settings
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* for the cookie may be optionally specified (for example: expiration,
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* access restriction, SSL).
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* @param {String} name The name of the cookie to set.
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* @param {Mixed} value The value to set for the cookie.
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* @param {Object} expires (Optional) Specify an expiration date the
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* cookie is to persist until. Note that the specified Date object will
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* be converted to Greenwich Mean Time (GMT).
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* @param {String} path (Optional) Setting a path on the cookie restricts
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* access to pages that match that path. Defaults to all pages (<tt>'/'</tt>).
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* @param {String} domain (Optional) Setting a domain restricts access to
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* pages on a given domain (typically used to allow cookie access across
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* subdomains). For example, "extjs.com" will create a cookie that can be
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* accessed from any subdomain of extjs.com, including www.extjs.com,
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* support.extjs.com, etc.
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* @param {Boolean} secure (Optional) Specify true to indicate that the cookie
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* should only be accessible via SSL on a page using the HTTPS protocol.
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* Defaults to <tt>false</tt>. Note that this will only work if the page
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* calling this code uses the HTTPS protocol, otherwise the cookie will be
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* created with default options.
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*/
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set : function(name, value){
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var argv = arguments;
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var argc = arguments.length;
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var expires = (argc > 2) ? argv[2] : null;
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var path = (argc > 3) ? argv[3] : '/';
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var domain = (argc > 4) ? argv[4] : null;
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var secure = (argc > 5) ? argv[5] : false;
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document.cookie = name + "=" + escape(value) + ((expires === null) ? "" : ("; expires=" + expires.toGMTString())) + ((path === null) ? "" : ("; path=" + path)) + ((domain === null) ? "" : ("; domain=" + domain)) + ((secure === true) ? "; secure" : "");
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},
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<span id='Ext-util-Cookies-method-get'> /**
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</span> * Retrieves cookies that are accessible by the current page. If a cookie
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* does not exist, <code>get()</code> returns <tt>null</tt>. The following
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* example retrieves the cookie called "valid" and stores the String value
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* in the variable <tt>validStatus</tt>.
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* <pre><code>
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* var validStatus = Ext.util.Cookies.get("valid");
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* </code></pre>
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* @param {String} name The name of the cookie to get
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* @return {Mixed} Returns the cookie value for the specified name;
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* null if the cookie name does not exist.
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*/
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get : function(name){
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var arg = name + "=";
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var alen = arg.length;
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var clen = document.cookie.length;
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var i = 0;
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var j = 0;
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while(i < clen){
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j = i + alen;
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if(document.cookie.substring(i, j) == arg){
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return Ext.util.Cookies.getCookieVal(j);
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}
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i = document.cookie.indexOf(" ", i) + 1;
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if(i === 0){
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break;
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}
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}
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return null;
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},
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<span id='Ext-util-Cookies-method-clear'> /**
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</span> * Removes a cookie with the provided name from the browser
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* if found by setting its expiration date to sometime in the past.
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* @param {String} name The name of the cookie to remove
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*/
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clear : function(name){
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if(Ext.util.Cookies.get(name)){
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document.cookie = name + "=" + "; expires=Thu, 01-Jan-70 00:00:01 GMT";
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}
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},
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<span id='Ext-util-Cookies-method-getCookieVal'> /**
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</span> * @private
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*/
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getCookieVal : function(offset){
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var endstr = document.cookie.indexOf(";", offset);
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if(endstr == -1){
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endstr = document.cookie.length;
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}
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return unescape(document.cookie.substring(offset, endstr));
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}
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};</pre>
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</body>
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</html>
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