102 lines
3.2 KiB
JavaScript
102 lines
3.2 KiB
JavaScript
/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojo.cookie"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
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dojo._hasResource["dojo.cookie"] = true;
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dojo.provide("dojo.cookie");
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dojo.require("dojo.regexp");
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/*=====
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dojo.__cookieProps = function(){
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// expires: Date|String|Number?
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// If a number, the number of days from today at which the cookie
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// will expire. If a date, the date past which the cookie will expire.
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// If expires is in the past, the cookie will be deleted.
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// If expires is omitted or is 0, the cookie will expire when the browser closes. << FIXME: 0 seems to disappear right away? FF3.
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// path: String?
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// The path to use for the cookie.
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// domain: String?
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// The domain to use for the cookie.
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// secure: Boolean?
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// Whether to only send the cookie on secure connections
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this.expires = expires;
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this.path = path;
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this.domain = domain;
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this.secure = secure;
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}
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=====*/
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dojo.cookie = function(/*String*/name, /*String?*/value, /*dojo.__cookieProps?*/props){
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// summary:
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// Get or set a cookie.
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// description:
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// If one argument is passed, returns the value of the cookie
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// For two or more arguments, acts as a setter.
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// name:
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// Name of the cookie
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// value:
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// Value for the cookie
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// props:
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// Properties for the cookie
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// example:
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// set a cookie with the JSON-serialized contents of an object which
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// will expire 5 days from now:
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// | dojo.cookie("configObj", dojo.toJson(config), { expires: 5 });
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//
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// example:
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// de-serialize a cookie back into a JavaScript object:
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// | var config = dojo.fromJson(dojo.cookie("configObj"));
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//
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// example:
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// delete a cookie:
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// | dojo.cookie("configObj", null, {expires: -1});
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var c = document.cookie;
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if(arguments.length == 1){
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var matches = c.match(new RegExp("(?:^|; )" + dojo.regexp.escapeString(name) + "=([^;]*)"));
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return matches ? decodeURIComponent(matches[1]) : undefined; // String or undefined
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}else{
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props = props || {};
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// FIXME: expires=0 seems to disappear right away, not on close? (FF3) Change docs?
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var exp = props.expires;
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if(typeof exp == "number"){
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var d = new Date();
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d.setTime(d.getTime() + exp*24*60*60*1000);
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exp = props.expires = d;
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}
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if(exp && exp.toUTCString){ props.expires = exp.toUTCString(); }
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value = encodeURIComponent(value);
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var updatedCookie = name + "=" + value, propName;
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for(propName in props){
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updatedCookie += "; " + propName;
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var propValue = props[propName];
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if(propValue !== true){ updatedCookie += "=" + propValue; }
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}
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document.cookie = updatedCookie;
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}
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};
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dojo.cookie.isSupported = function(){
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// summary:
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// Use to determine if the current browser supports cookies or not.
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//
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// Returns true if user allows cookies.
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// Returns false if user doesn't allow cookies.
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if(!("cookieEnabled" in navigator)){
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this("__djCookieTest__", "CookiesAllowed");
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navigator.cookieEnabled = this("__djCookieTest__") == "CookiesAllowed";
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if(navigator.cookieEnabled){
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this("__djCookieTest__", "", {expires: -1});
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}
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}
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return navigator.cookieEnabled;
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};
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}
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