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Viewing changes to wp-includes/js/wp-auth-check.js

  • Committer: Jacek Nykis
  • Date: 2015-01-05 16:17:05 UTC
  • Revision ID: jacek.nykis@canonical.com-20150105161705-w544l1h5mcg7u4w9
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wp-includes/js/wp-auth-check.js
 
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/* global adminpage */
 
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// Interim login dialog
 
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(function($){
 
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        var wrap, next;
 
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        function show() {
 
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                var parent = $('#wp-auth-check'),
 
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                        form = $('#wp-auth-check-form'),
 
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                        noframe = wrap.find('.wp-auth-fallback-expired'),
 
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                        frame, loaded = false;
 
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                if ( form.length ) {
 
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                        // Add unload confirmation to counter (frame-busting) JS redirects
 
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                        $(window).on( 'beforeunload.wp-auth-check', function(e) {
 
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                                e.originalEvent.returnValue = window.authcheckL10n.beforeunload;
 
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                        });
 
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                        frame = $('<iframe id="wp-auth-check-frame" frameborder="0">').attr( 'title', noframe.text() );
 
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                        frame.load( function() {
 
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                                var height, body;
 
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                                loaded = true;
 
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                                try {
 
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                                        body = $(this).contents().find('body');
 
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                                        height = body.height();
 
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                                } catch(e) {
 
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                                        wrap.addClass('fallback');
 
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                                        parent.css( 'max-height', '' );
 
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                                        form.remove();
 
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                                        noframe.focus();
 
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                                        return;
 
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                                }
 
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                                if ( height ) {
 
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                                        if ( body && body.hasClass('interim-login-success') )
 
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                                                hide();
 
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                                        else
 
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                                                parent.css( 'max-height', height + 40 + 'px' );
 
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                                } else if ( ! body || ! body.length ) {
 
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                                        // Catch "silent" iframe origin exceptions in WebKit after another page is loaded in the iframe
 
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                                        wrap.addClass('fallback');
 
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                                        parent.css( 'max-height', '' );
 
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                                        form.remove();
 
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                                        noframe.focus();
 
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                                }
 
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                        }).attr( 'src', form.data('src') );
 
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                        $('#wp-auth-check-form').append( frame );
 
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                }
 
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                wrap.removeClass('hidden');
 
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                if ( frame ) {
 
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                        frame.focus();
 
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                        // WebKit doesn't throw an error if the iframe fails to load because of "X-Frame-Options: DENY" header.
 
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                        // Wait for 10 sec. and switch to the fallback text.
 
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                        setTimeout( function() {
 
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                                if ( ! loaded ) {
 
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                                        wrap.addClass('fallback');
 
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                                        form.remove();
 
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                                        noframe.focus();
 
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                                }
 
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                        }, 10000 );
 
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                } else {
 
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                        noframe.focus();
 
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                }
 
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        }
 
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        function hide() {
 
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                $(window).off( 'beforeunload.wp-auth-check' );
 
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                // When on the Edit Post screen, speed up heartbeat after the user logs in to quickly refresh nonces
 
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                if ( typeof adminpage !== 'undefined' && ( adminpage === 'post-php' || adminpage === 'post-new-php' ) &&
 
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                        typeof wp !== 'undefined' && wp.heartbeat ) {
 
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                        wp.heartbeat.connectNow();
 
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                }
 
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                wrap.fadeOut( 200, function() {
 
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                        wrap.addClass('hidden').css('display', '');
 
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                        $('#wp-auth-check-frame').remove();
 
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                });
 
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        }
 
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        function schedule() {
 
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                var interval = parseInt( window.authcheckL10n.interval, 10 ) || 180; // in seconds, default 3 min.
 
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                next = ( new Date() ).getTime() + ( interval * 1000 );
 
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        }
 
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        $( document ).on( 'heartbeat-tick.wp-auth-check', function( e, data ) {
 
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                if ( 'wp-auth-check' in data ) {
 
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                        schedule();
 
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                        if ( ! data['wp-auth-check'] && wrap.hasClass('hidden') ) {
 
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                                show();
 
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                        } else if ( data['wp-auth-check'] && ! wrap.hasClass('hidden') ) {
 
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                                hide();
 
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                        }
 
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                }
 
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        }).on( 'heartbeat-send.wp-auth-check', function( e, data ) {
 
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                if ( ( new Date() ).getTime() > next ) {
 
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                        data['wp-auth-check'] = true;
 
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                }
 
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        }).ready( function() {
 
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                schedule();
 
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                wrap = $('#wp-auth-check-wrap');
 
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                wrap.find('.wp-auth-check-close').on( 'click', function() {
 
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                        hide();
 
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                });
 
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        });
 
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}(jQuery));