source: extensions/FCKEditor/editor/_source/fckjscoreextensions.js @ 3295

/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
 *
 * == BEGIN LICENSE ==
 *
 * Licensed under the terms of any of the following licenses at your
 * choice:
 *
 *  - GNU General Public License Version 2 or later (the "GPL")
 *    http://www.gnu.org/licenses/gpl.html
 *
 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
 *    http://www.gnu.org/licenses/lgpl.html
 *
 *  - Mozilla Public License Version 1.1 or later (the "MPL")
 *    http://www.mozilla.org/MPL/MPL-1.1.html
 *
 * == END LICENSE ==
 *
 * Extensions to the JavaScript Core.
 *
 * All custom extensions functions are PascalCased to differ from the standard
 * camelCased ones.
 */

String.prototype.Contains = function( textToCheck )
{
        return ( this.indexOf( textToCheck ) > -1 ) ;
}

String.prototype.Equals = function()
{
        var aArgs = arguments ;

        // The arguments could also be a single array.
        if ( aArgs.length == 1 && aArgs[0].pop )
                aArgs = aArgs[0] ;

        for ( var i = 0 ; i < aArgs.length ; i++ )
        {
                if ( this == aArgs[i] )
                        return true ;
        }
        return false ;
}

String.prototype.IEquals = function()
{
        var thisUpper = this.toUpperCase() ;

        var aArgs = arguments ;

        // The arguments could also be a single array.
        if ( aArgs.length == 1 && aArgs[0].pop )
                aArgs = aArgs[0] ;

        for ( var i = 0 ; i < aArgs.length ; i++ )
        {
                if ( thisUpper == aArgs[i].toUpperCase() )
                        return true ;
        }
        return false ;
}

String.prototype.ReplaceAll = function( searchArray, replaceArray )
{
        var replaced = this ;

        for ( var i = 0 ; i < searchArray.length ; i++ )
        {
                replaced = replaced.replace( searchArray[i], replaceArray[i] ) ;
        }

        return replaced ;
}

String.prototype.StartsWith = function( value )
{
        return ( this.substr( 0, value.length ) == value ) ;
}

// Extends the String object, creating a "EndsWith" method on it.
String.prototype.EndsWith = function( value, ignoreCase )
{
        var L1 = this.length ;
        var L2 = value.length ;

        if ( L2 > L1 )
                return false ;

        if ( ignoreCase )
        {
                var oRegex = new RegExp( value + '$' , 'i' ) ;
                return oRegex.test( this ) ;
        }
        else
                return ( L2 == 0 || this.substr( L1 - L2, L2 ) == value ) ;
}

String.prototype.Remove = function( start, length )
{
        var s = '' ;

        if ( start > 0 )
                s = this.substring( 0, start ) ;

        if ( start + length < this.length )
                s += this.substring( start + length , this.length ) ;

        return s ;
}

String.prototype.Trim = function()
{
        // We are not using \s because we don't want "non-breaking spaces to be caught".
        return this.replace( /(^[ \t\n\r]*)|([ \t\n\r]*$)/g, '' ) ;
}

String.prototype.LTrim = function()
{
        // We are not using \s because we don't want "non-breaking spaces to be caught".
        return this.replace( /^[ \t\n\r]*/g, '' ) ;
}

String.prototype.RTrim = function()
{
        // We are not using \s because we don't want "non-breaking spaces to be caught".
        return this.replace( /[ \t\n\r]*$/g, '' ) ;
}

String.prototype.ReplaceNewLineChars = function( replacement )
{
        return this.replace( /\n/g, replacement ) ;
}

String.prototype.Replace = function( regExp, replacement, thisObj )
{
        if ( typeof replacement == 'function' )
        {
                return this.replace( regExp,
                        function()
                        {
                                return replacement.apply( thisObj || this, arguments ) ;
                        } ) ;
        }
        else
                return this.replace( regExp, replacement ) ;
}

Array.prototype.IndexOf = function( value )
{
        for ( var i = 0 ; i < this.length ; i++ )
        {
                if ( this[i] == value )
                        return i ;
        }
        return -1 ;
}