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msd2/wordpress/wp-includes/js/utils.js

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+/**
+ * Cookie functions.
+ *
+ * @output wp-includes/js/utils.js
+ */
+
+/* global userSettings, getAllUserSettings, wpCookies, setUserSetting */
+/* exported getUserSetting, setUserSetting, deleteUserSetting */
+
+window.wpCookies = {
+// The following functions are from Cookie.js class in TinyMCE 3, Moxiecode, used under LGPL.
+
+	each: function( obj, cb, scope ) {
+		var n, l;
+
+		if ( ! obj ) {
+			return 0;
+		}
+
+		scope = scope || obj;
+
+		if ( typeof( obj.length ) !== 'undefined' ) {
+			for ( n = 0, l = obj.length; n < l; n++ ) {
+				if ( cb.call( scope, obj[n], n, obj ) === false ) {
+					return 0;
+				}
+			}
+		} else {
+			for ( n in obj ) {
+				if ( obj.hasOwnProperty(n) ) {
+					if ( cb.call( scope, obj[n], n, obj ) === false ) {
+						return 0;
+					}
+				}
+			}
+		}
+		return 1;
+	},
+
+	/**
+	 * Get a multi-values cookie.
+	 * Returns a JS object with the name: 'value' pairs.
+	 */
+	getHash: function( name ) {
+		var cookie = this.get( name ), values;
+
+		if ( cookie ) {
+			this.each( cookie.split('&'), function( pair ) {
+				pair = pair.split('=');
+				values = values || {};
+				values[pair[0]] = pair[1];
+			});
+		}
+
+		return values;
+	},
+
+	/**
+	 * Set a multi-values cookie.
+	 *
+	 * 'values_obj' is the JS object that is stored. It is encoded as URI in wpCookies.set().
+	 */
+	setHash: function( name, values_obj, expires, path, domain, secure ) {
+		var str = '';
+
+		this.each( values_obj, function( val, key ) {
+			str += ( ! str ? '' : '&' ) + key + '=' + val;
+		});
+
+		this.set( name, str, expires, path, domain, secure );
+	},
+
+	/**
+	 * Get a cookie.
+	 */
+	get: function( name ) {
+		var e, b,
+			cookie = document.cookie,
+			p = name + '=';
+
+		if ( ! cookie ) {
+			return;
+		}
+
+		b = cookie.indexOf( '; ' + p );
+
+		if ( b === -1 ) {
+			b = cookie.indexOf(p);
+
+			if ( b !== 0 ) {
+				return null;
+			}
+		} else {
+			b += 2;
+		}
+
+		e = cookie.indexOf( ';', b );
+
+		if ( e === -1 ) {
+			e = cookie.length;
+		}
+
+		return decodeURIComponent( cookie.substring( b + p.length, e ) );
+	},
+
+	/**
+	 * Set a cookie.
+	 *
+	 * The 'expires' arg can be either a JS Date() object set to the expiration date (back-compat)
+	 * or the number of seconds until expiration
+	 */
+	set: function( name, value, expires, path, domain, secure ) {
+		var d = new Date();
+
+		if ( typeof( expires ) === 'object' && expires.toGMTString ) {
+			expires = expires.toGMTString();
+		} else if ( parseInt( expires, 10 ) ) {
+			d.setTime( d.getTime() + ( parseInt( expires, 10 ) * 1000 ) ); // time must be in milliseconds
+			expires = d.toGMTString();
+		} else {
+			expires = '';
+		}
+
+		document.cookie = name + '=' + encodeURIComponent( value ) +
+			( expires ? '; expires=' + expires : '' ) +
+			( path    ? '; path=' + path       : '' ) +
+			( domain  ? '; domain=' + domain   : '' ) +
+			( secure  ? '; secure'             : '' );
+	},
+
+	/**
+	 * Remove a cookie.
+	 *
+	 * This is done by setting it to an empty value and setting the expiration time in the past.
+	 */
+	remove: function( name, path, domain, secure ) {
+		this.set( name, '', -1000, path, domain, secure );
+	}
+};
+
+// Returns the value as string. Second arg or empty string is returned when value is not set.
+window.getUserSetting = function( name, def ) {
+	var settings = getAllUserSettings();
+
+	if ( settings.hasOwnProperty( name ) ) {
+		return settings[name];
+	}
+
+	if ( typeof def !== 'undefined' ) {
+		return def;
+	}
+
+	return '';
+};
+
+// Both name and value must be only ASCII letters, numbers or underscore
+// and the shorter, the better (cookies can store maximum 4KB). Not suitable to store text.
+// The value is converted and stored as string.
+window.setUserSetting = function( name, value, _del ) {
+	if ( 'object' !== typeof userSettings ) {
+		return false;
+	}
+
+	var uid = userSettings.uid,
+		settings = wpCookies.getHash( 'wp-settings-' + uid ),
+		path = userSettings.url,
+		secure = !! userSettings.secure;
+
+	name = name.toString().replace( /[^A-Za-z0-9_-]/g, '' );
+
+	if ( typeof value === 'number' ) {
+		value = parseInt( value, 10 );
+	} else {
+		value = value.toString().replace( /[^A-Za-z0-9_-]/g, '' );
+	}
+
+	settings = settings || {};
+
+	if ( _del ) {
+		delete settings[name];
+	} else {
+		settings[name] = value;
+	}
+
+	wpCookies.setHash( 'wp-settings-' + uid, settings, 31536000, path, '', secure );
+	wpCookies.set( 'wp-settings-time-' + uid, userSettings.time, 31536000, path, '', secure );
+
+	return name;
+};
+
+window.deleteUserSetting = function( name ) {
+	return setUserSetting( name, '', 1 );
+};
+
+// Returns all settings as js object.
+window.getAllUserSettings = function() {
+	if ( 'object' !== typeof userSettings ) {
+		return {};
+	}
+
+	return wpCookies.getHash( 'wp-settings-' + userSettings.uid ) || {};
+};