X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/6e39d509471fe9b4e2660e0d1631b350d0c66f40..f562e4c6e5fac7bcb445985b99acbea4d706e6f0:/docs/source/Cookies.html diff --git a/docs/source/Cookies.html b/docs/source/Cookies.html index 284f9d61..4371b9c8 100644 --- a/docs/source/Cookies.html +++ b/docs/source/Cookies.html @@ -1,100 +1,123 @@ - - - - The source code - - - - -
/** - * @class Ext.util.Cookies - * Utility class for managing and interacting with cookies. - * @singleton - */ -Ext.util.Cookies = { -
/** - * Create a cookie with the specified name and value. Additional settings - * for the cookie may be optionally specified (for example: expiration, - * access restriction, SSL). - * @param {String} name The name of the cookie to set. - * @param {Mixed} value The value to set for the cookie. - * @param {Object} expires (Optional) Specify an expiration date the - * cookie is to persist until. Note that the specified Date object will - * be converted to Greenwich Mean Time (GMT). - * @param {String} path (Optional) Setting a path on the cookie restricts - * access to pages that match that path. Defaults to all pages ('/'). - * @param {String} domain (Optional) Setting a domain restricts access to - * pages on a given domain (typically used to allow cookie access across - * subdomains). For example, "extjs.com" will create a cookie that can be - * accessed from any subdomain of extjs.com, including www.extjs.com, - * support.extjs.com, etc. - * @param {Boolean} secure (Optional) Specify true to indicate that the cookie - * should only be accessible via SSL on a page using the HTTPS protocol. - * Defaults to false. Note that this will only work if the page - * calling this code uses the HTTPS protocol, otherwise the cookie will be - * created with default options. - */ - set : function(name, value){ - var argv = arguments; - var argc = arguments.length; - var expires = (argc > 2) ? argv[2] : null; - var path = (argc > 3) ? argv[3] : '/'; - var domain = (argc > 4) ? argv[4] : null; - var secure = (argc > 5) ? argv[5] : false; - document.cookie = name + "=" + escape(value) + ((expires === null) ? "" : ("; expires=" + expires.toGMTString())) + ((path === null) ? "" : ("; path=" + path)) + ((domain === null) ? "" : ("; domain=" + domain)) + ((secure === true) ? "; secure" : ""); - }, - -
/** - * Retrieves cookies that are accessible by the current page. If a cookie - * does not exist, get() returns null. The following - * example retrieves the cookie called "valid" and stores the String value - * in the variable validStatus. - *

-     * var validStatus = Ext.util.Cookies.get("valid");
-     * 
- * @param {String} name The name of the cookie to get - * @return {Mixed} Returns the cookie value for the specified name; - * null if the cookie name does not exist. - */ - get : function(name){ - var arg = name + "="; - var alen = arg.length; - var clen = document.cookie.length; - var i = 0; - var j = 0; - while(i < clen){ - j = i + alen; - if(document.cookie.substring(i, j) == arg){ - return Ext.util.Cookies.getCookieVal(j); - } - i = document.cookie.indexOf(" ", i) + 1; - if(i === 0){ - break; - } - } - return null; - }, - -
/** - * Removes a cookie with the provided name from the browser - * if found by setting its expiration date to sometime in the past. - * @param {String} name The name of the cookie to remove - */ - clear : function(name){ - if(Ext.util.Cookies.get(name)){ - document.cookie = name + "=" + "; expires=Thu, 01-Jan-70 00:00:01 GMT"; - } - }, - /** - * @private - */ - getCookieVal : function(offset){ - var endstr = document.cookie.indexOf(";", offset); - if(endstr == -1){ - endstr = document.cookie.length; - } - return unescape(document.cookie.substring(offset, endstr)); - } -};
- - \ No newline at end of file + + + + + The source code + + + + + + +
/**
+ * @class Ext.util.Cookies
+
+Utility class for setting/reading values from browser cookies.
+Values can be written using the {@link #set} method.
+Values can be read using the {@link #get} method.
+A cookie can be invalidated on the client machine using the {@link #clear} method.
+
+ * @markdown
+ * @singleton
+ */
+Ext.define('Ext.util.Cookies', {
+    singleton: true,
+    
+    /**
+     * Create a cookie with the specified name and value. Additional settings
+     * for the cookie may be optionally specified (for example: expiration,
+     * access restriction, SSL).
+     * @param {String} name The name of the cookie to set. 
+     * @param {Object} value The value to set for the cookie.
+     * @param {Object} expires (Optional) Specify an expiration date the
+     * cookie is to persist until.  Note that the specified Date object will
+     * be converted to Greenwich Mean Time (GMT). 
+     * @param {String} path (Optional) Setting a path on the cookie restricts
+     * access to pages that match that path. Defaults to all pages (<tt>'/'</tt>). 
+     * @param {String} domain (Optional) Setting a domain restricts access to
+     * pages on a given domain (typically used to allow cookie access across
+     * subdomains). For example, "sencha.com" will create a cookie that can be
+     * accessed from any subdomain of sencha.com, including www.sencha.com,
+     * support.sencha.com, etc.
+     * @param {Boolean} secure (Optional) Specify true to indicate that the cookie
+     * should only be accessible via SSL on a page using the HTTPS protocol.
+     * Defaults to <tt>false</tt>. Note that this will only work if the page
+     * calling this code uses the HTTPS protocol, otherwise the cookie will be
+     * created with default options.
+     */
+    set : function(name, value){
+        var argv = arguments,
+            argc = arguments.length,
+            expires = (argc > 2) ? argv[2] : null,
+            path = (argc > 3) ? argv[3] : '/',
+            domain = (argc > 4) ? argv[4] : null,
+            secure = (argc > 5) ? argv[5] : false;
+            
+        document.cookie = name + "=" + escape(value) + ((expires === null) ? "" : ("; expires=" + expires.toGMTString())) + ((path === null) ? "" : ("; path=" + path)) + ((domain === null) ? "" : ("; domain=" + domain)) + ((secure === true) ? "; secure" : "");
+    },
+
+    /**
+     * Retrieves cookies that are accessible by the current page. If a cookie
+     * does not exist, <code>get()</code> returns <tt>null</tt>.  The following
+     * example retrieves the cookie called "valid" and stores the String value
+     * in the variable <tt>validStatus</tt>.
+     * <pre><code>
+     * var validStatus = Ext.util.Cookies.get("valid");
+     * </code></pre>
+     * @param {String} name The name of the cookie to get
+     * @return {Object} Returns the cookie value for the specified name;
+     * null if the cookie name does not exist.
+     */
+    get : function(name){
+        var arg = name + "=",
+            alen = arg.length,
+            clen = document.cookie.length,
+            i = 0,
+            j = 0;
+            
+        while(i < clen){
+            j = i + alen;
+            if(document.cookie.substring(i, j) == arg){
+                return this.getCookieVal(j);
+            }
+            i = document.cookie.indexOf(" ", i) + 1;
+            if(i === 0){
+                break;
+            }
+        }
+        return null;
+    },
+
+    /**
+     * Removes a cookie with the provided name from the browser
+     * if found by setting its expiration date to sometime in the past. 
+     * @param {String} name The name of the cookie to remove
+     * @param {String} path (optional) The path for the cookie. This must be included if you included a path while setting the cookie.
+     */
+    clear : function(name, path){
+        if(this.get(name)){
+            path = path || '/';
+            document.cookie = name + '=' + '; expires=Thu, 01-Jan-70 00:00:01 GMT; path=' + path;
+        }
+    },
+    
+    /**
+     * @private
+     */
+    getCookieVal : function(offset){
+        var endstr = document.cookie.indexOf(";", offset);
+        if(endstr == -1){
+            endstr = document.cookie.length;
+        }
+        return unescape(document.cookie.substring(offset, endstr));
+    }
+});
+
+ +