Просмотр архива Скрипт Форума 4PDA


<?php

/**
 * Embed IP.Board via iFrame
 * Using old school JS, none of your fancy stuffs!
 *
 * (c) 2011 Invision Power Services, Inc.
 * By Matt Mecham
 */

var _idx = window.IPBoard;

_idx.prototype.embedded = {
    curHeight: null,
    remoteMsg: null,
    inFrame:   ( top !== self ) ? true : false,
    ajaxIsLoading: null,
    
    init: function()
    {
        if ( this.inFrame )
        {
            /* We need to do two things: set up a setLocation and setMessage functions
             * if we have everything > IE7 this is easy, see...
             * So lets pretent IE7 does NOT exist.
             */
            if ( 'postMessage' in parent )
            {
                this.setMessage = function( message, target )
                {
                    Debug.write("SENDING msg: " + message + " to " + target );
                    return parent.postMessage( message, target );
                };
                
                this.setLocation = function( newLocation )
                {
                    Debug.write( "Setting location to " + newLocation );
                    parent.window.frames[0].location.replace( newLocation );
                };
                
                this.setHeight = function()
                {
                    var newHeight = document.body.offsetHeight;
                    
                    if ( newHeight != this.curHeight )
                    {
                        this.curHeight = newHeight;
                        
                        this.setMessage('height:' + this.curHeight, '*');
                    }
                };
                
                this.checkAjaxStatus = function()
                {
                    if ( $('ajax_loading') )
                    {
                        if ( $('ajax_loading').visible() )
                        {
                            this.ajaxIsLoading = true;
                            this.setMessage( 'ajaxLoading', '*' );
                        }
                        else if ( this.ajaxIsLoading && ! $('ajax_loading').visible() )
                        {
                            this.ajaxIsLoading = false;
                            this.setMessage( 'ajaxDone', '*' );
                        }
                    }
                }
                
                this.aClicked = function( e, elem )
                {
                    href   = elem.readAttribute('href');
                    rel    = '';
                    target = '';
                    
                    try
                    {
                        rel    = elem.readAttribute('rel');
                        target = elem.readAttribute('target');
                    } catch(e){}
                    
                    if ( ( href.substr(0, 4) == 'http' ) && rel != 'external' && target != '_blank' )
                    {
                        
                        /* One last check */
                        if ( ipb.vars['board_url'] == href.substr( 0, ipb.vars['board_url'].length ) )
                        {
                            Event.stop(e);
                            var path      = href.substr( ipb.vars['board_url'].length );
                            var hashIndex = path.indexOf('#');
                            var hash      = '';
                            
                            if ( hashIndex > -1 )
                            {
                               hash = path.substr( hashIndex );
                               path = path.substr( 0, hashIndex );
                            }
                            
                            ipb.embedded.setMessage('location:' + path, '*');
                            ipb.embedded.setLocation( ipb.vars['board_url'] + path + hash );
                        }
                    }
                    
                    return true;
                };
                
                /* Intercept a links */
                ipb.delegate.register( "a", this.aClicked );
                
                /* Routintely check height */
                setInterval( this.setHeight.bindAsEventListener(this), 300 );
                
                /* And ajax status */
                setInterval( this.checkAjaxStatus.bindAsEventListener(this), 300 );
                
                Event.observe( document, 'unload', function() { this.setMessage('unload', '*').bindAsEventListener(this); } );
            }
        }
    }
};

ipb.embedded.init();

?>