/**

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* @file Contains all dynamic functionality needed on post and term pages.

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*

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* @output wp-admin/js/post.js

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*/

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/* global ajaxurl, wpAjax, postboxes, pagenow, tinymce, alert, deleteUserSetting, ClipboardJS */

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/* global theList:true, theExtraList:true, getUserSetting, setUserSetting, commentReply, commentsBox */

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/* global WPSetThumbnailHTML, wptitlehint */

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// Backward compatibility: prevent fatal errors.

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window.makeSlugeditClickable = window.editPermalink = function(){};

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// Make sure the wp object exists.

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window.wp = window.wp || {};

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( function( $ ) {

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var titleHasFocus = false,

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__ = wp.i18n.__;

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/**

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* Control loading of comments on the post and term edit pages.

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*

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* @type {{st: number, get: commentsBox.get, load: commentsBox.load}}

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*

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* @namespace commentsBox

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*/

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window.commentsBox = {

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// Comment offset to use when fetching new comments.

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st : 0,

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/**

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* Fetch comments using Ajax and display them in the box.

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*

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* @memberof commentsBox

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*

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* @param {number} total Total number of comments for this post.

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* @param {number} num Optional. Number of comments to fetch, defaults to 20.

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* @return {boolean} Always returns false.

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*/

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get : function(total, num) {

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var st = this.st, data;

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if ( ! num )

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num = 20;

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this.st += num;

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this.total = total;

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$( '#commentsdiv .spinner' ).addClass( 'is-active' );

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data = {

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'action' : 'get-comments',

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'mode' : 'single',

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'_ajax_nonce' : $('#add_comment_nonce').val(),

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'p' : $('#post_ID').val(),

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'start' : st,

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'number' : num

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};

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$.post(

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ajaxurl,

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data,

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function(r) {

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r = wpAjax.parseAjaxResponse(r);

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$('#commentsdiv .widefat').show();

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$( '#commentsdiv .spinner' ).removeClass( 'is-active' );

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if ( 'object' == typeof r && r.responses[0] ) {

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$('#the-comment-list').append( r.responses[0].data );

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theList = theExtraList = null;

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$( 'a[className*=\':\']' ).off();

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// If the offset is over the total number of comments we cannot fetch any more, so hide the button.

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if ( commentsBox.st > commentsBox.total )

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$('#show-comments').hide();

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else

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$('#show-comments').show().children('a').text( __( 'Show more comments' ) );

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return;

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} else if ( 1 == r ) {

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$('#show-comments').text( __( 'No more comments found.' ) );

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return;

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}

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$('#the-comment-list').append('<tr><td colspan="2">'+wpAjax.broken+'</td></tr>');

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}

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);

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return false;

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},

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/**

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* Load the next batch of comments.

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*

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* @memberof commentsBox

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*

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* @param {number} total Total number of comments to load.

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*/

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load: function(total){

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this.st = jQuery('#the-comment-list tr.comment:visible').length;

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this.get(total);

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}

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};

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/**

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* Overwrite the content of the Featured Image postbox

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*

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* @param {string} html New HTML to be displayed in the content area of the postbox.

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*

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* @global

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*/

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window.WPSetThumbnailHTML = function(html){

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$('.inside', '#postimagediv').html(html);

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};

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/**

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* Set the Image ID of the Featured Image

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*

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* @param {number} id The post_id of the image to use as Featured Image.

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*

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* @global

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*/

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window.WPSetThumbnailID = function(id){

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var field = $('input[value="_thumbnail_id"]', '#list-table');

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if ( field.length > 0 ) {

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$('#meta\\[' + field.attr('id').match(/[0-9]+/) + '\\]\\[value\\]').text(id);

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}

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};

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/**

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* Remove the Featured Image

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*

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* @param {string} nonce Nonce to use in the request.

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*

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* @global

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*/

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window.WPRemoveThumbnail = function(nonce){

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$.post(ajaxurl, {

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action: 'set-post-thumbnail', post_id: $( '#post_ID' ).val(), thumbnail_id: -1, _ajax_nonce: nonce, cookie: encodeURIComponent( document.cookie )

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},

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/**

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* Handle server response

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*

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* @param {string} str Response, will be '0' when an error occurred otherwise contains link to add Featured Image.

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*/

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function(str){

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if ( str == '0' ) {

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alert( __( 'Could not set that as the thumbnail image. Try a different attachment.' ) );

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} else {

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WPSetThumbnailHTML(str);

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}

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}

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);

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};

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/**

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* Heartbeat locks.

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*

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* Used to lock editing of an object by only one user at a time.

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*

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* When the user does not send a heartbeat in a heartbeat-time

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* the user is no longer editing and another user can start editing.

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*/

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$(document).on( 'heartbeat-send.refresh-lock', function( e, data ) {

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var lock = $('#active_post_lock').val(),

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post_id = $('#post_ID').val(),

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send = {};

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if ( ! post_id || ! $('#post-lock-dialog').length )

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return;

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send.post_id = post_id;

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if ( lock )

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send.lock = lock;

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data['wp-refresh-post-lock'] = send;

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}).on( 'heartbeat-tick.refresh-lock', function( e, data ) {

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// Post locks: update the lock string or show the dialog if somebody has taken over editing.

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var received, wrap, avatar;

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if ( data['wp-refresh-post-lock'] ) {

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received = data['wp-refresh-post-lock'];

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if ( received.lock_error ) {

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// Show "editing taken over" message.

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wrap = $('#post-lock-dialog');

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if ( wrap.length && ! wrap.is(':visible') ) {

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if ( wp.autosave ) {

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// Save the latest changes and disable.

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$(document).one( 'heartbeat-tick', function() {

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wp.autosave.server.suspend();

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wrap.removeClass('saving').addClass('saved');

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$(window).off( 'beforeunload.edit-post' );

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});

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wrap.addClass('saving');

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wp.autosave.server.triggerSave();

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}

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if ( received.lock_error.avatar_src ) {

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avatar = $( '<img />', {

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'class': 'avatar avatar-64 photo',

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width: 64,

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height: 64,

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alt: '',

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src: received.lock_error.avatar_src,

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srcset: received.lock_error.avatar_src_2x ? received.lock_error.avatar_src_2x + ' 2x' : undefined

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} );

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wrap.find('div.post-locked-avatar').empty().append( avatar );

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}

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wrap.show().find('.currently-editing').text( received.lock_error.text );

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wrap.find('.wp-tab-first').trigger( 'focus' );

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}

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} else if ( received.new_lock ) {

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$('#active_post_lock').val( received.new_lock );

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}

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}

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}).on( 'before-autosave.update-post-slug', function() {

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titleHasFocus = document.activeElement && document.activeElement.id === 'title';

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}).on( 'after-autosave.update-post-slug', function() {

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/*

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* Create slug area only if not already there

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* and the title field was not focused (user was not typing a title) when autosave ran.

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*/

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if ( ! $('#edit-slug-box > *').length && ! titleHasFocus ) {

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$.post( ajaxurl, {

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action: 'sample-permalink',

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post_id: $('#post_ID').val(),

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new_title: $('#title').val(),

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samplepermalinknonce: $('#samplepermalinknonce').val()

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},

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function( data ) {

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if ( data != '-1' ) {

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$('#edit-slug-box').html(data);

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}

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}

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);

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}

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});

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}(jQuery));

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/**

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* Heartbeat refresh nonces.

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*/

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(function($) {

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var check, timeout;

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/**

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* Only allow to check for nonce refresh every 30 seconds.

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*/

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function schedule() {

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check = false;

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window.clearTimeout( timeout );

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timeout = window.setTimeout( function(){ check = true; }, 300000 );

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}

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$(document).on( 'heartbeat-send.wp-refresh-nonces', function( e, data ) {

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var post_id,

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$authCheck = $('#wp-auth-check-wrap');

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if ( check || ( $authCheck.length && ! $authCheck.hasClass( 'hidden' ) ) ) {

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if ( ( post_id = $('#post_ID').val() ) && $('#_wpnonce').val() ) {

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data['wp-refresh-post-nonces'] = {

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post_id: post_id

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};

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}

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}

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}).on( 'heartbeat-tick.wp-refresh-nonces', function( e, data ) {

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var nonces = data['wp-refresh-post-nonces'];

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if ( nonces ) {

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schedule();

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if ( nonces.replace ) {

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$.each( nonces.replace, function( selector, value ) {

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$( '#' + selector ).val( value );

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});

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}

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if ( nonces.heartbeatNonce )

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window.heartbeatSettings.nonce = nonces.heartbeatNonce;

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}

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}).ready( function() {

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schedule();

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});

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}(jQuery));

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/**

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* All post and postbox controls and functionality.

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*/

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jQuery(document).ready( function($) {

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var stamp, visibility, $submitButtons, updateVisibility, updateText,

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$textarea = $('#content'),

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$document = $(document),

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postId = $('#post_ID').val() || 0,

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$submitpost = $('#submitpost'),

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releaseLock = true,

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$postVisibilitySelect = $('#post-visibility-select'),

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$timestampdiv = $('#timestampdiv'),

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$postStatusSelect = $('#post-status-select'),

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isMac = window.navigator.platform ? window.navigator.platform.indexOf( 'Mac' ) !== -1 : false,

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copyAttachmentURLClipboard = new ClipboardJS( '.copy-attachment-url.edit-media' ),

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copyAttachmentURLSuccessTimeout,

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__ = wp.i18n.__, _x = wp.i18n._x;

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postboxes.add_postbox_toggles(pagenow);

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/*

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* Clear the window name. Otherwise if this is a former preview window where the user navigated to edit another post,

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* and the first post is still being edited, clicking Preview there will use this window to show the preview.

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*/

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window.name = '';

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// Post locks: contain focus inside the dialog. If the dialog is shown, focus the first item.

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$('#post-lock-dialog .notification-dialog').on( 'keydown', function(e) {

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// Don't do anything when [Tab] is pressed.

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if ( e.which != 9 )

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return;

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var target = $(e.target);

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// [Shift] + [Tab] on first tab cycles back to last tab.

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if ( target.hasClass('wp-tab-first') && e.shiftKey ) {

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$(this).find('.wp-tab-last').trigger( 'focus' );

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e.preventDefault();

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// [Tab] on last tab cycles back to first tab.

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} else if ( target.hasClass('wp-tab-last') && ! e.shiftKey ) {

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$(this).find('.wp-tab-first').trigger( 'focus' );

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e.preventDefault();

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}

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}).filter(':visible').find('.wp-tab-first').trigger( 'focus' );

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// Set the heartbeat interval to 15 seconds if post lock dialogs are enabled.

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if ( wp.heartbeat && $('#post-lock-dialog').length ) {

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wp.heartbeat.interval( 15 );

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}

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// The form is being submitted by the user.

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$submitButtons = $submitpost.find( ':submit, a.submitdelete, #post-preview' ).on( 'click.edit-post', function( event ) {

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var $button = $(this);

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if ( $button.hasClass('disabled') ) {

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event.preventDefault();

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return;

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}

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if ( $button.hasClass('submitdelete') || $button.is( '#post-preview' ) ) {

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return;

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}

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// The form submission can be blocked from JS or by using HTML 5.0 validation on some fields.

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// Run this only on an actual 'submit'.

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$('form#post').off( 'submit.edit-post' ).on( 'submit.edit-post', function( event ) {

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if ( event.isDefaultPrevented() ) {

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return;

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}

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// Stop auto save.

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if ( wp.autosave ) {

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wp.autosave.server.suspend();

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}

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if ( typeof commentReply !== 'undefined' ) {

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/*

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* Warn the user they have an unsaved comment before submitting

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* the post data for update.

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*/

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if ( ! commentReply.discardCommentChanges() ) {

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return false;

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}

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/*

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* Close the comment edit/reply form if open to stop the form

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* action from interfering with the post's form action.

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*/

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commentReply.close();

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}

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releaseLock = false;

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$(window).off( 'beforeunload.edit-post' );

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$submitButtons.addClass( 'disabled' );

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if ( $button.attr('id') === 'publish' ) {

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$submitpost.find( '#major-publishing-actions .spinner' ).addClass( 'is-active' );

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} else {

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$submitpost.find( '#minor-publishing .spinner' ).addClass( 'is-active' );

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}

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});

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});

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// Submit the form saving a draft or an autosave, and show a preview in a new tab.

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$('#post-preview').on( 'click.post-preview', function( event ) {

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var $this = $(this),

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$form = $('form#post'),

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$previewField = $('input#wp-preview'),

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target = $this.attr('target') || 'wp-preview',

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ua = navigator.userAgent.toLowerCase();

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event.preventDefault();

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[406] Fix | Delete

if ( $this.hasClass('disabled') ) {

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return;

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}

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if ( wp.autosave ) {

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wp.autosave.server.tempBlockSave();

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}

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$previewField.val('dopreview');

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$form.attr( 'target', target ).trigger( 'submit' ).attr( 'target', '' );

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// Workaround for WebKit bug preventing a form submitting twice to the same action.

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// https://bugs.webkit.org/show_bug.cgi?id=28633

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if ( ua.indexOf('safari') !== -1 && ua.indexOf('chrome') === -1 ) {

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$form.attr( 'action', function( index, value ) {

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return value + '?t=' + ( new Date() ).getTime();

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});

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}

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[425] Fix | Delete

$previewField.val('');

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});

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// This code is meant to allow tabbing from Title to Post content.

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$('#title').on( 'keydown.editor-focus', function( event ) {

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var editor;

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if ( event.keyCode === 9 && ! event.ctrlKey && ! event.altKey && ! event.shiftKey ) {

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editor = typeof tinymce != 'undefined' && tinymce.get('content');

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[435] Fix | Delete

if ( editor && ! editor.isHidden() ) {

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editor.focus();

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} else if ( $textarea.length ) {

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$textarea.trigger( 'focus' );

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} else {

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return;

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}

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event.preventDefault();

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}

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});

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// Auto save new posts after a title is typed.

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if ( $( '#auto_draft' ).val() ) {

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$( '#title' ).on( 'blur', function() {

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var cancel;

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if ( ! this.value || $('#edit-slug-box > *').length ) {

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return;

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}

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// Cancel the auto save when the blur was triggered by the user submitting the form.

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$('form#post').one( 'submit', function() {

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cancel = true;

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});

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window.setTimeout( function() {

[462] Fix | Delete

if ( ! cancel && wp.autosave ) {

[463] Fix | Delete

wp.autosave.server.triggerSave();

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}

[465] Fix | Delete

}, 200 );

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});

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}

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[469] Fix | Delete

$document.on( 'autosave-disable-buttons.edit-post', function() {

[470] Fix | Delete

$submitButtons.addClass( 'disabled' );

[471] Fix | Delete

}).on( 'autosave-enable-buttons.edit-post', function() {

[472] Fix | Delete

if ( ! wp.heartbeat || ! wp.heartbeat.hasConnectionError() ) {

[473] Fix | Delete

$submitButtons.removeClass( 'disabled' );

[474] Fix | Delete

}

[475] Fix | Delete

}).on( 'before-autosave.edit-post', function() {

[476] Fix | Delete

$( '.autosave-message' ).text( __( 'Saving Draft…' ) );

[477] Fix | Delete

}).on( 'after-autosave.edit-post', function( event, data ) {

[478] Fix | Delete

$( '.autosave-message' ).text( data.message );

[479] Fix | Delete

[480] Fix | Delete

if ( $( document.body ).hasClass( 'post-new-php' ) ) {

[481] Fix | Delete

$( '.submitbox .submitdelete' ).show();

[482] Fix | Delete

}

[483] Fix | Delete

});

[484] Fix | Delete

[485] Fix | Delete

/*

[486] Fix | Delete

* When the user is trying to load another page, or reloads current page

[487] Fix | Delete

* show a confirmation dialog when there are unsaved changes.

[488] Fix | Delete

*/

[489] Fix | Delete

$( window ).on( 'beforeunload.edit-post', function( event ) {

[490] Fix | Delete

var editor = window.tinymce && window.tinymce.get( 'content' );

[491] Fix | Delete

var changed = false;

[492] Fix | Delete

[493] Fix | Delete

if ( wp.autosave ) {

[494] Fix | Delete

changed = wp.autosave.server.postChanged();

[495] Fix | Delete

} else if ( editor ) {

[496] Fix | Delete

changed = ( ! editor.isHidden() && editor.isDirty() );

[497] Fix | Delete

}

[498] Fix | Delete

[499] Fix | Delete