balmet.com

post.js (39845B)

---

 /**
  * @file Contains all dynamic functionality needed on post and term pages.
  *
  * @output wp-admin/js/post.js
  */
 
  /* global ajaxurl, wpAjax, postboxes, pagenow, tinymce, alert, deleteUserSetting, ClipboardJS */
  /* global theList:true, theExtraList:true, getUserSetting, setUserSetting, commentReply, commentsBox */
  /* global WPSetThumbnailHTML, wptitlehint */
 
 // Backward compatibility: prevent fatal errors.
 window.makeSlugeditClickable = window.editPermalink = function(){};
 
 // Make sure the wp object exists.
 window.wp = window.wp || {};
 
 ( function( $ ) {
 	var titleHasFocus = false,
 		__ = wp.i18n.__;
 
 	/**
 	 * Control loading of comments on the post and term edit pages.
 	 *
 	 * @type {{st: number, get: commentsBox.get, load: commentsBox.load}}
 	 *
 	 * @namespace commentsBox
 	 */
 	window.commentsBox = {
 		// Comment offset to use when fetching new comments.
 		st : 0,
 
 		/**
 		 * Fetch comments using Ajax and display them in the box.
 		 *
 		 * @memberof commentsBox
 		 *
 		 * @param {number} total Total number of comments for this post.
 		 * @param {number} num   Optional. Number of comments to fetch, defaults to 20.
 		 * @return {boolean} Always returns false.
 		 */
 		get : function(total, num) {
 			var st = this.st, data;
 			if ( ! num )
 				num = 20;
 
 			this.st += num;
 			this.total = total;
 			$( '#commentsdiv .spinner' ).addClass( 'is-active' );
 
 			data = {
 				'action' : 'get-comments',
 				'mode' : 'single',
 				'_ajax_nonce' : $('#add_comment_nonce').val(),
 				'p' : $('#post_ID').val(),
 				'start' : st,
 				'number' : num
 			};
 
 			$.post(
 				ajaxurl,
 				data,
 				function(r) {
 					r = wpAjax.parseAjaxResponse(r);
 					$('#commentsdiv .widefat').show();
 					$( '#commentsdiv .spinner' ).removeClass( 'is-active' );
 
 					if ( 'object' == typeof r && r.responses[0] ) {
 						$('#the-comment-list').append( r.responses[0].data );
 
 						theList = theExtraList = null;
 						$( 'a[className*=\':\']' ).off();
 
 						// If the offset is over the total number of comments we cannot fetch any more, so hide the button.
 						if ( commentsBox.st > commentsBox.total )
 							$('#show-comments').hide();
 						else
 							$('#show-comments').show().children('a').text( __( 'Show more comments' ) );
 
 						return;
 					} else if ( 1 == r ) {
 						$('#show-comments').text( __( 'No more comments found.' ) );
 						return;
 					}
 
 					$('#the-comment-list').append('<tr><td colspan="2">'+wpAjax.broken+'</td></tr>');
 				}
 			);
 
 			return false;
 		},
 
 		/**
 		 * Load the next batch of comments.
 		 *
 		 * @memberof commentsBox
 		 *
 		 * @param {number} total Total number of comments to load.
 		 */
 		load: function(total){
 			this.st = jQuery('#the-comment-list tr.comment:visible').length;
 			this.get(total);
 		}
 	};
 
 	/**
 	 * Overwrite the content of the Featured Image postbox
 	 *
 	 * @param {string} html New HTML to be displayed in the content area of the postbox.
 	 *
 	 * @global
 	 */
 	window.WPSetThumbnailHTML = function(html){
 		$('.inside', '#postimagediv').html(html);
 	};
 
 	/**
 	 * Set the Image ID of the Featured Image
 	 *
 	 * @param {number} id The post_id of the image to use as Featured Image.
 	 *
 	 * @global
 	 */
 	window.WPSetThumbnailID = function(id){
 		var field = $('input[value="_thumbnail_id"]', '#list-table');
 		if ( field.length > 0 ) {
 			$('#meta\\[' + field.attr('id').match(/[0-9]+/) + '\\]\\[value\\]').text(id);
 		}
 	};
 
 	/**
 	 * Remove the Featured Image
 	 *
 	 * @param {string} nonce Nonce to use in the request.
 	 *
 	 * @global
 	 */
 	window.WPRemoveThumbnail = function(nonce){
 		$.post(ajaxurl, {
 			action: 'set-post-thumbnail', post_id: $( '#post_ID' ).val(), thumbnail_id: -1, _ajax_nonce: nonce, cookie: encodeURIComponent( document.cookie )
 		},
 			/**
 			 * Handle server response
 			 *
 			 * @param {string} str Response, will be '0' when an error occurred otherwise contains link to add Featured Image.
 			 */
 			function(str){
 			if ( str == '0' ) {
 				alert( __( 'Could not set that as the thumbnail image. Try a different attachment.' ) );
 			} else {
 				WPSetThumbnailHTML(str);
 			}
 		}
 		);
 	};
 
 	/**
 	 * Heartbeat locks.
 	 *
 	 * Used to lock editing of an object by only one user at a time.
 	 *
 	 * When the user does not send a heartbeat in a heartbeat-time
 	 * the user is no longer editing and another user can start editing.
 	 */
 	$(document).on( 'heartbeat-send.refresh-lock', function( e, data ) {
 		var lock = $('#active_post_lock').val(),
 			post_id = $('#post_ID').val(),
 			send = {};
 
 		if ( ! post_id || ! $('#post-lock-dialog').length )
 			return;
 
 		send.post_id = post_id;
 
 		if ( lock )
 			send.lock = lock;
 
 		data['wp-refresh-post-lock'] = send;
 
 	}).on( 'heartbeat-tick.refresh-lock', function( e, data ) {
 		// Post locks: update the lock string or show the dialog if somebody has taken over editing.
 		var received, wrap, avatar;
 
 		if ( data['wp-refresh-post-lock'] ) {
 			received = data['wp-refresh-post-lock'];
 
 			if ( received.lock_error ) {
 				// Show "editing taken over" message.
 				wrap = $('#post-lock-dialog');
 
 				if ( wrap.length && ! wrap.is(':visible') ) {
 					if ( wp.autosave ) {
 						// Save the latest changes and disable.
 						$(document).one( 'heartbeat-tick', function() {
 							wp.autosave.server.suspend();
 							wrap.removeClass('saving').addClass('saved');
 							$(window).off( 'beforeunload.edit-post' );
 						});
 
 						wrap.addClass('saving');
 						wp.autosave.server.triggerSave();
 					}
 
 					if ( received.lock_error.avatar_src ) {
 						avatar = $( '<img />', {
 							'class': 'avatar avatar-64 photo',
 							width: 64,
 							height: 64,
 							alt: '',
 							src: received.lock_error.avatar_src,
 							srcset: received.lock_error.avatar_src_2x ? received.lock_error.avatar_src_2x + ' 2x' : undefined
 						} );
 						wrap.find('div.post-locked-avatar').empty().append( avatar );
 					}
 
 					wrap.show().find('.currently-editing').text( received.lock_error.text );
 					wrap.find('.wp-tab-first').trigger( 'focus' );
 				}
 			} else if ( received.new_lock ) {
 				$('#active_post_lock').val( received.new_lock );
 			}
 		}
 	}).on( 'before-autosave.update-post-slug', function() {
 		titleHasFocus = document.activeElement && document.activeElement.id === 'title';
 	}).on( 'after-autosave.update-post-slug', function() {
 
 		/*
 		 * Create slug area only if not already there
 		 * and the title field was not focused (user was not typing a title) when autosave ran.
 		 */
 		if ( ! $('#edit-slug-box > *').length && ! titleHasFocus ) {
 			$.post( ajaxurl, {
 					action: 'sample-permalink',
 					post_id: $('#post_ID').val(),
 					new_title: $('#title').val(),
 					samplepermalinknonce: $('#samplepermalinknonce').val()
 				},
 				function( data ) {
 					if ( data != '-1' ) {
 						$('#edit-slug-box').html(data);
 					}
 				}
 			);
 		}
 	});
 
 }(jQuery));
 
 /**
  * Heartbeat refresh nonces.
  */
 (function($) {
 	var check, timeout;
 
 	/**
 	 * Only allow to check for nonce refresh every 30 seconds.
 	 */
 	function schedule() {
 		check = false;
 		window.clearTimeout( timeout );
 		timeout = window.setTimeout( function(){ check = true; }, 300000 );
 	}
 
 	$( function() {
 		schedule();
 	}).on( 'heartbeat-send.wp-refresh-nonces', function( e, data ) {
 		var post_id,
 			$authCheck = $('#wp-auth-check-wrap');
 
 		if ( check || ( $authCheck.length && ! $authCheck.hasClass( 'hidden' ) ) ) {
 			if ( ( post_id = $('#post_ID').val() ) && $('#_wpnonce').val() ) {
 				data['wp-refresh-post-nonces'] = {
 					post_id: post_id
 				};
 			}
 		}
 	}).on( 'heartbeat-tick.wp-refresh-nonces', function( e, data ) {
 		var nonces = data['wp-refresh-post-nonces'];
 
 		if ( nonces ) {
 			schedule();
 
 			if ( nonces.replace ) {
 				$.each( nonces.replace, function( selector, value ) {
 					$( '#' + selector ).val( value );
 				});
 			}
 
 			if ( nonces.heartbeatNonce )
 				window.heartbeatSettings.nonce = nonces.heartbeatNonce;
 		}
 	});
 }(jQuery));
 
 /**
  * All post and postbox controls and functionality.
  */
 jQuery( function($) {
 	var stamp, visibility, $submitButtons, updateVisibility, updateText,
 		$textarea = $('#content'),
 		$document = $(document),
 		postId = $('#post_ID').val() || 0,
 		$submitpost = $('#submitpost'),
 		releaseLock = true,
 		$postVisibilitySelect = $('#post-visibility-select'),
 		$timestampdiv = $('#timestampdiv'),
 		$postStatusSelect = $('#post-status-select'),
 		isMac = window.navigator.platform ? window.navigator.platform.indexOf( 'Mac' ) !== -1 : false,
 		copyAttachmentURLClipboard = new ClipboardJS( '.copy-attachment-url.edit-media' ),
 		copyAttachmentURLSuccessTimeout,
 		__ = wp.i18n.__, _x = wp.i18n._x;
 
 	postboxes.add_postbox_toggles(pagenow);
 
 	/*
 	 * Clear the window name. Otherwise if this is a former preview window where the user navigated to edit another post,
 	 * and the first post is still being edited, clicking Preview there will use this window to show the preview.
 	 */
 	window.name = '';
 
 	// Post locks: contain focus inside the dialog. If the dialog is shown, focus the first item.
 	$('#post-lock-dialog .notification-dialog').on( 'keydown', function(e) {
 		// Don't do anything when [Tab] is pressed.
 		if ( e.which != 9 )
 			return;
 
 		var target = $(e.target);
 
 		// [Shift] + [Tab] on first tab cycles back to last tab.
 		if ( target.hasClass('wp-tab-first') && e.shiftKey ) {
 			$(this).find('.wp-tab-last').trigger( 'focus' );
 			e.preventDefault();
 		// [Tab] on last tab cycles back to first tab.
 		} else if ( target.hasClass('wp-tab-last') && ! e.shiftKey ) {
 			$(this).find('.wp-tab-first').trigger( 'focus' );
 			e.preventDefault();
 		}
 	}).filter(':visible').find('.wp-tab-first').trigger( 'focus' );
 
 	// Set the heartbeat interval to 15 seconds if post lock dialogs are enabled.
 	if ( wp.heartbeat && $('#post-lock-dialog').length ) {
 		wp.heartbeat.interval( 15 );
 	}
 
 	// The form is being submitted by the user.
 	$submitButtons = $submitpost.find( ':submit, a.submitdelete, #post-preview' ).on( 'click.edit-post', function( event ) {
 		var $button = $(this);
 
 		if ( $button.hasClass('disabled') ) {
 			event.preventDefault();
 			return;
 		}
 
 		if ( $button.hasClass('submitdelete') || $button.is( '#post-preview' ) ) {
 			return;
 		}
 
 		// The form submission can be blocked from JS or by using HTML 5.0 validation on some fields.
 		// Run this only on an actual 'submit'.
 		$('form#post').off( 'submit.edit-post' ).on( 'submit.edit-post', function( event ) {
 			if ( event.isDefaultPrevented() ) {
 				return;
 			}
 
 			// Stop auto save.
 			if ( wp.autosave ) {
 				wp.autosave.server.suspend();
 			}
 
 			if ( typeof commentReply !== 'undefined' ) {
 				/*
 				 * Warn the user they have an unsaved comment before submitting
 				 * the post data for update.
 				 */
 				if ( ! commentReply.discardCommentChanges() ) {
 					return false;
 				}
 
 				/*
 				 * Close the comment edit/reply form if open to stop the form
 				 * action from interfering with the post's form action.
 				 */
 				commentReply.close();
 			}
 
 			releaseLock = false;
 			$(window).off( 'beforeunload.edit-post' );
 
 			$submitButtons.addClass( 'disabled' );
 
 			if ( $button.attr('id') === 'publish' ) {
 				$submitpost.find( '#major-publishing-actions .spinner' ).addClass( 'is-active' );
 			} else {
 				$submitpost.find( '#minor-publishing .spinner' ).addClass( 'is-active' );
 			}
 		});
 	});
 
 	// Submit the form saving a draft or an autosave, and show a preview in a new tab.
 	$('#post-preview').on( 'click.post-preview', function( event ) {
 		var $this = $(this),
 			$form = $('form#post'),
 			$previewField = $('input#wp-preview'),
 			target = $this.attr('target') || 'wp-preview',
 			ua = navigator.userAgent.toLowerCase();
 
 		event.preventDefault();
 
 		if ( $this.hasClass('disabled') ) {
 			return;
 		}
 
 		if ( wp.autosave ) {
 			wp.autosave.server.tempBlockSave();
 		}
 
 		$previewField.val('dopreview');
 		$form.attr( 'target', target ).trigger( 'submit' ).attr( 'target', '' );
 
 		// Workaround for WebKit bug preventing a form submitting twice to the same action.
 		// https://bugs.webkit.org/show_bug.cgi?id=28633
 		if ( ua.indexOf('safari') !== -1 && ua.indexOf('chrome') === -1 ) {
 			$form.attr( 'action', function( index, value ) {
 				return value + '?t=' + ( new Date() ).getTime();
 			});
 		}
 
 		$previewField.val('');
 	});
 
 	// This code is meant to allow tabbing from Title to Post content.
 	$('#title').on( 'keydown.editor-focus', function( event ) {
 		var editor;
 
 		if ( event.keyCode === 9 && ! event.ctrlKey && ! event.altKey && ! event.shiftKey ) {
 			editor = typeof tinymce != 'undefined' && tinymce.get('content');
 
 			if ( editor && ! editor.isHidden() ) {
 				editor.focus();
 			} else if ( $textarea.length ) {
 				$textarea.trigger( 'focus' );
 			} else {
 				return;
 			}
 
 			event.preventDefault();
 		}
 	});
 
 	// Auto save new posts after a title is typed.
 	if ( $( '#auto_draft' ).val() ) {
 		$( '#title' ).on( 'blur', function() {
 			var cancel;
 
 			if ( ! this.value || $('#edit-slug-box > *').length ) {
 				return;
 			}
 
 			// Cancel the auto save when the blur was triggered by the user submitting the form.
 			$('form#post').one( 'submit', function() {
 				cancel = true;
 			});
 
 			window.setTimeout( function() {
 				if ( ! cancel && wp.autosave ) {
 					wp.autosave.server.triggerSave();
 				}
 			}, 200 );
 		});
 	}
 
 	$document.on( 'autosave-disable-buttons.edit-post', function() {
 		$submitButtons.addClass( 'disabled' );
 	}).on( 'autosave-enable-buttons.edit-post', function() {
 		if ( ! wp.heartbeat || ! wp.heartbeat.hasConnectionError() ) {
 			$submitButtons.removeClass( 'disabled' );
 		}
 	}).on( 'before-autosave.edit-post', function() {
 		$( '.autosave-message' ).text( __( 'Saving Draft…' ) );
 	}).on( 'after-autosave.edit-post', function( event, data ) {
 		$( '.autosave-message' ).text( data.message );
 
 		if ( $( document.body ).hasClass( 'post-new-php' ) ) {
 			$( '.submitbox .submitdelete' ).show();
 		}
 	});
 
 	/*
 	 * When the user is trying to load another page, or reloads current page
 	 * show a confirmation dialog when there are unsaved changes.
 	 */
 	$( window ).on( 'beforeunload.edit-post', function( event ) {
 		var editor  = window.tinymce && window.tinymce.get( 'content' );
 		var changed = false;
 
 		if ( wp.autosave ) {
 			changed = wp.autosave.server.postChanged();
 		} else if ( editor ) {
 			changed = ( ! editor.isHidden() && editor.isDirty() );
 		}
 
 		if ( changed ) {
 			event.preventDefault();
 			// The return string is needed for browser compat.
 			// See https://developer.mozilla.org/en-US/docs/Web/API/Window/beforeunload_event.
 			return __( 'The changes you made will be lost if you navigate away from this page.' );
 		}
 	}).on( 'unload.edit-post', function( event ) {
 		if ( ! releaseLock ) {
 			return;
 		}
 
 		/*
 		 * Unload is triggered (by hand) on removing the Thickbox iframe.
 		 * Make sure we process only the main document unload.
 		 */
 		if ( event.target && event.target.nodeName != '#document' ) {
 			return;
 		}
 
 		var postID = $('#post_ID').val();
 		var postLock = $('#active_post_lock').val();
 
 		if ( ! postID || ! postLock ) {
 			return;
 		}
 
 		var data = {
 			action: 'wp-remove-post-lock',
 			_wpnonce: $('#_wpnonce').val(),
 			post_ID: postID,
 			active_post_lock: postLock
 		};
 
 		if ( window.FormData && window.navigator.sendBeacon ) {
 			var formData = new window.FormData();
 
 			$.each( data, function( key, value ) {
 				formData.append( key, value );
 			});
 
 			if ( window.navigator.sendBeacon( ajaxurl, formData ) ) {
 				return;
 			}
 		}
 
 		// Fall back to a synchronous POST request.
 		// See https://developer.mozilla.org/en-US/docs/Web/API/Navigator/sendBeacon
 		$.post({
 			async: false,
 			data: data,
 			url: ajaxurl
 		});
 	});
 
 	// Multiple taxonomies.
 	if ( $('#tagsdiv-post_tag').length ) {
 		window.tagBox && window.tagBox.init();
 	} else {
 		$('.meta-box-sortables').children('div.postbox').each(function(){
 			if ( this.id.indexOf('tagsdiv-') === 0 ) {
 				window.tagBox && window.tagBox.init();
 				return false;
 			}
 		});
 	}
 
 	// Handle categories.
 	$('.categorydiv').each( function(){
 		var this_id = $(this).attr('id'), catAddBefore, catAddAfter, taxonomyParts, taxonomy, settingName;
 
 		taxonomyParts = this_id.split('-');
 		taxonomyParts.shift();
 		taxonomy = taxonomyParts.join('-');
 		settingName = taxonomy + '_tab';
 
 		if ( taxonomy == 'category' ) {
 			settingName = 'cats';
 		}
 
 		// @todo Move to jQuery 1.3+, support for multiple hierarchical taxonomies, see wp-lists.js.
 		$('a', '#' + taxonomy + '-tabs').on( 'click', function( e ) {
 			e.preventDefault();
 			var t = $(this).attr('href');
 			$(this).parent().addClass('tabs').siblings('li').removeClass('tabs');
 			$('#' + taxonomy + '-tabs').siblings('.tabs-panel').hide();
 			$(t).show();
 			if ( '#' + taxonomy + '-all' == t ) {
 				deleteUserSetting( settingName );
 			} else {
 				setUserSetting( settingName, 'pop' );
 			}
 		});
 
 		if ( getUserSetting( settingName ) )
 			$('a[href="#' + taxonomy + '-pop"]', '#' + taxonomy + '-tabs').trigger( 'click' );
 
 		// Add category button controls.
 		$('#new' + taxonomy).one( 'focus', function() {
 			$( this ).val( '' ).removeClass( 'form-input-tip' );
 		});
 
 		// On [Enter] submit the taxonomy.
 		$('#new' + taxonomy).on( 'keypress', function(event){
 			if( 13 === event.keyCode ) {
 				event.preventDefault();
 				$('#' + taxonomy + '-add-submit').trigger( 'click' );
 			}
 		});
 
 		// After submitting a new taxonomy, re-focus the input field.
 		$('#' + taxonomy + '-add-submit').on( 'click', function() {
 			$('#new' + taxonomy).trigger( 'focus' );
 		});
 
 		/**
 		 * Before adding a new taxonomy, disable submit button.
 		 *
 		 * @param {Object} s Taxonomy object which will be added.
 		 *
 		 * @return {Object}
 		 */
 		catAddBefore = function( s ) {
 			if ( !$('#new'+taxonomy).val() ) {
 				return false;
 			}
 
 			s.data += '&' + $( ':checked', '#'+taxonomy+'checklist' ).serialize();
 			$( '#' + taxonomy + '-add-submit' ).prop( 'disabled', true );
 			return s;
 		};
 
 		/**
 		 * Re-enable submit button after a taxonomy has been added.
 		 *
 		 * Re-enable submit button.
 		 * If the taxonomy has a parent place the taxonomy underneath the parent.
 		 *
 		 * @param {Object} r Response.
 		 * @param {Object} s Taxonomy data.
 		 *
 		 * @return {void}
 		 */
 		catAddAfter = function( r, s ) {
 			var sup, drop = $('#new'+taxonomy+'_parent');
 
 			$( '#' + taxonomy + '-add-submit' ).prop( 'disabled', false );
 			if ( 'undefined' != s.parsed.responses[0] && (sup = s.parsed.responses[0].supplemental.newcat_parent) ) {
 				drop.before(sup);
 				drop.remove();
 			}
 		};
 
 		$('#' + taxonomy + 'checklist').wpList({
 			alt: '',
 			response: taxonomy + '-ajax-response',
 			addBefore: catAddBefore,
 			addAfter: catAddAfter
 		});
 
 		// Add new taxonomy button toggles input form visibility.
 		$('#' + taxonomy + '-add-toggle').on( 'click', function( e ) {
 			e.preventDefault();
 			$('#' + taxonomy + '-adder').toggleClass( 'wp-hidden-children' );
 			$('a[href="#' + taxonomy + '-all"]', '#' + taxonomy + '-tabs').trigger( 'click' );
 			$('#new'+taxonomy).trigger( 'focus' );
 		});
 
 		// Sync checked items between "All {taxonomy}" and "Most used" lists.
 		$('#' + taxonomy + 'checklist, #' + taxonomy + 'checklist-pop').on( 'click', 'li.popular-category > label input[type="checkbox"]', function() {
 			var t = $(this), c = t.is(':checked'), id = t.val();
 			if ( id && t.parents('#taxonomy-'+taxonomy).length )
 				$('#in-' + taxonomy + '-' + id + ', #in-popular-' + taxonomy + '-' + id).prop( 'checked', c );
 		});
 
 	}); // End cats.
 
 	// Custom Fields postbox.
 	if ( $('#postcustom').length ) {
 		$( '#the-list' ).wpList( {
 			/**
 			 * Add current post_ID to request to fetch custom fields
 			 *
 			 * @ignore
 			 *
 			 * @param {Object} s Request object.
 			 *
 			 * @return {Object} Data modified with post_ID attached.
 			 */
 			addBefore: function( s ) {
 				s.data += '&post_id=' + $('#post_ID').val();
 				return s;
 			},
 			/**
 			 * Show the listing of custom fields after fetching.
 			 *
 			 * @ignore
 			 */
 			addAfter: function() {
 				$('table#list-table').show();
 			}
 		});
 	}
 
 	/*
 	 * Publish Post box (#submitdiv)
 	 */
 	if ( $('#submitdiv').length ) {
 		stamp = $('#timestamp').html();
 		visibility = $('#post-visibility-display').html();
 
 		/**
 		 * When the visibility of a post changes sub-options should be shown or hidden.
 		 *
 		 * @ignore
 		 *
 		 * @return {void}
 		 */
 		updateVisibility = function() {
 			// Show sticky for public posts.
 			if ( $postVisibilitySelect.find('input:radio:checked').val() != 'public' ) {
 				$('#sticky').prop('checked', false);
 				$('#sticky-span').hide();
 			} else {
 				$('#sticky-span').show();
 			}
 
 			// Show password input field for password protected post.
 			if ( $postVisibilitySelect.find('input:radio:checked').val() != 'password' ) {
 				$('#password-span').hide();
 			} else {
 				$('#password-span').show();
 			}
 		};
 
 		/**
 		 * Make sure all labels represent the current settings.
 		 *
 		 * @ignore
 		 *
 		 * @return {boolean} False when an invalid timestamp has been selected, otherwise True.
 		 */
 		updateText = function() {
 
 			if ( ! $timestampdiv.length )
 				return true;
 
 			var attemptedDate, originalDate, currentDate, publishOn, postStatus = $('#post_status'),
 				optPublish = $('option[value="publish"]', postStatus), aa = $('#aa').val(),
 				mm = $('#mm').val(), jj = $('#jj').val(), hh = $('#hh').val(), mn = $('#mn').val();
 
 			attemptedDate = new Date( aa, mm - 1, jj, hh, mn );
 			originalDate = new Date( $('#hidden_aa').val(), $('#hidden_mm').val() -1, $('#hidden_jj').val(), $('#hidden_hh').val(), $('#hidden_mn').val() );
 			currentDate = new Date( $('#cur_aa').val(), $('#cur_mm').val() -1, $('#cur_jj').val(), $('#cur_hh').val(), $('#cur_mn').val() );
 
 			// Catch unexpected date problems.
 			if ( attemptedDate.getFullYear() != aa || (1 + attemptedDate.getMonth()) != mm || attemptedDate.getDate() != jj || attemptedDate.getMinutes() != mn ) {
 				$timestampdiv.find('.timestamp-wrap').addClass('form-invalid');
 				return false;
 			} else {
 				$timestampdiv.find('.timestamp-wrap').removeClass('form-invalid');
 			}
 
 			// Determine what the publish should be depending on the date and post status.
 			if ( attemptedDate > currentDate && $('#original_post_status').val() != 'future' ) {
 				publishOn = __( 'Schedule for:' );
 				$('#publish').val( _x( 'Schedule', 'post action/button label' ) );
 			} else if ( attemptedDate <= currentDate && $('#original_post_status').val() != 'publish' ) {
 				publishOn = __( 'Publish on:' );
 				$('#publish').val( __( 'Publish' ) );
 			} else {
 				publishOn = __( 'Published on:' );
 				$('#publish').val( __( 'Update' ) );
 			}
 
 			// If the date is the same, set it to trigger update events.
 			if ( originalDate.toUTCString() == attemptedDate.toUTCString() ) {
 				// Re-set to the current value.
 				$('#timestamp').html(stamp);
 			} else {
 				$('#timestamp').html(
 					'\n' + publishOn + ' <b>' +
 					// translators: 1: Month, 2: Day, 3: Year, 4: Hour, 5: Minute.
 					__( '%1$s %2$s, %3$s at %4$s:%5$s' )
 						.replace( '%1$s', $( 'option[value="' + mm + '"]', '#mm' ).attr( 'data-text' ) )
 						.replace( '%2$s', parseInt( jj, 10 ) )
 						.replace( '%3$s', aa )
 						.replace( '%4$s', ( '00' + hh ).slice( -2 ) )
 						.replace( '%5$s', ( '00' + mn ).slice( -2 ) ) +
 						'</b> '
 				);
 			}
 
 			// Add "privately published" to post status when applies.
 			if ( $postVisibilitySelect.find('input:radio:checked').val() == 'private' ) {
 				$('#publish').val( __( 'Update' ) );
 				if ( 0 === optPublish.length ) {
 					postStatus.append('<option value="publish">' + __( 'Privately Published' ) + '</option>');
 				} else {
 					optPublish.html( __( 'Privately Published' ) );
 				}
 				$('option[value="publish"]', postStatus).prop('selected', true);
 				$('#misc-publishing-actions .edit-post-status').hide();
 			} else {
 				if ( $('#original_post_status').val() == 'future' || $('#original_post_status').val() == 'draft' ) {
 					if ( optPublish.length ) {
 						optPublish.remove();
 						postStatus.val($('#hidden_post_status').val());
 					}
 				} else {
 					optPublish.html( __( 'Published' ) );
 				}
 				if ( postStatus.is(':hidden') )
 					$('#misc-publishing-actions .edit-post-status').show();
 			}
 
 			// Update "Status:" to currently selected status.
 			$('#post-status-display').text(
 				// Remove any potential tags from post status text.
 				wp.sanitize.stripTagsAndEncodeText( $('option:selected', postStatus).text() )
 			);
 
 			// Show or hide the "Save Draft" button.
 			if ( $('option:selected', postStatus).val() == 'private' || $('option:selected', postStatus).val() == 'publish' ) {
 				$('#save-post').hide();
 			} else {
 				$('#save-post').show();
 				if ( $('option:selected', postStatus).val() == 'pending' ) {
 					$('#save-post').show().val( __( 'Save as Pending' ) );
 				} else {
 					$('#save-post').show().val( __( 'Save Draft' ) );
 				}
 			}
 			return true;
 		};
 
 		// Show the visibility options and hide the toggle button when opened.
 		$( '#visibility .edit-visibility').on( 'click', function( e ) {
 			e.preventDefault();
 			if ( $postVisibilitySelect.is(':hidden') ) {
 				updateVisibility();
 				$postVisibilitySelect.slideDown( 'fast', function() {
 					$postVisibilitySelect.find( 'input[type="radio"]' ).first().trigger( 'focus' );
 				} );
 				$(this).hide();
 			}
 		});
 
 		// Cancel visibility selection area and hide it from view.
 		$postVisibilitySelect.find('.cancel-post-visibility').on( 'click', function( event ) {
 			$postVisibilitySelect.slideUp('fast');
 			$('#visibility-radio-' + $('#hidden-post-visibility').val()).prop('checked', true);
 			$('#post_password').val($('#hidden-post-password').val());
 			$('#sticky').prop('checked', $('#hidden-post-sticky').prop('checked'));
 			$('#post-visibility-display').html(visibility);
 			$('#visibility .edit-visibility').show().trigger( 'focus' );
 			updateText();
 			event.preventDefault();
 		});
 
 		// Set the selected visibility as current.
 		$postVisibilitySelect.find('.save-post-visibility').on( 'click', function( event ) { // Crazyhorse - multiple OK cancels.
 			var visibilityLabel = '', selectedVisibility = $postVisibilitySelect.find('input:radio:checked').val();
 
 			$postVisibilitySelect.slideUp('fast');
 			$('#visibility .edit-visibility').show().trigger( 'focus' );
 			updateText();
 
 			if ( 'public' !== selectedVisibility ) {
 				$('#sticky').prop('checked', false);
 			}
 
 			switch ( selectedVisibility ) {
 				case 'public':
 					visibilityLabel = $( '#sticky' ).prop( 'checked' ) ? __( 'Public, Sticky' ) : __( 'Public' );
 					break;
 				case 'private':
 					visibilityLabel = __( 'Private' );
 					break;
 				case 'password':
 					visibilityLabel = __( 'Password Protected' );
 					break;
 			}
 
 			$('#post-visibility-display').text( visibilityLabel );
 			event.preventDefault();
 		});
 
 		// When the selection changes, update labels.
 		$postVisibilitySelect.find('input:radio').on( 'change', function() {
 			updateVisibility();
 		});
 
 		// Edit publish time click.
 		$timestampdiv.siblings('a.edit-timestamp').on( 'click', function( event ) {
 			if ( $timestampdiv.is( ':hidden' ) ) {
 				$timestampdiv.slideDown( 'fast', function() {
 					$( 'input, select', $timestampdiv.find( '.timestamp-wrap' ) ).first().trigger( 'focus' );
 				} );
 				$(this).hide();
 			}
 			event.preventDefault();
 		});
 
 		// Cancel editing the publish time and hide the settings.
 		$timestampdiv.find('.cancel-timestamp').on( 'click', function( event ) {
 			$timestampdiv.slideUp('fast').siblings('a.edit-timestamp').show().trigger( 'focus' );
 			$('#mm').val($('#hidden_mm').val());
 			$('#jj').val($('#hidden_jj').val());
 			$('#aa').val($('#hidden_aa').val());
 			$('#hh').val($('#hidden_hh').val());
 			$('#mn').val($('#hidden_mn').val());
 			updateText();
 			event.preventDefault();
 		});
 
 		// Save the changed timestamp.
 		$timestampdiv.find('.save-timestamp').on( 'click', function( event ) { // Crazyhorse - multiple OK cancels.
 			if ( updateText() ) {
 				$timestampdiv.slideUp('fast');
 				$timestampdiv.siblings('a.edit-timestamp').show().trigger( 'focus' );
 			}
 			event.preventDefault();
 		});
 
 		// Cancel submit when an invalid timestamp has been selected.
 		$('#post').on( 'submit', function( event ) {
 			if ( ! updateText() ) {
 				event.preventDefault();
 				$timestampdiv.show();
 
 				if ( wp.autosave ) {
 					wp.autosave.enableButtons();
 				}
 
 				$( '#publishing-action .spinner' ).removeClass( 'is-active' );
 			}
 		});
 
 		// Post Status edit click.
 		$postStatusSelect.siblings('a.edit-post-status').on( 'click', function( event ) {
 			if ( $postStatusSelect.is( ':hidden' ) ) {
 				$postStatusSelect.slideDown( 'fast', function() {
 					$postStatusSelect.find('select').trigger( 'focus' );
 				} );
 				$(this).hide();
 			}
 			event.preventDefault();
 		});
 
 		// Save the Post Status changes and hide the options.
 		$postStatusSelect.find('.save-post-status').on( 'click', function( event ) {
 			$postStatusSelect.slideUp( 'fast' ).siblings( 'a.edit-post-status' ).show().trigger( 'focus' );
 			updateText();
 			event.preventDefault();
 		});
 
 		// Cancel Post Status editing and hide the options.
 		$postStatusSelect.find('.cancel-post-status').on( 'click', function( event ) {
 			$postStatusSelect.slideUp( 'fast' ).siblings( 'a.edit-post-status' ).show().trigger( 'focus' );
 			$('#post_status').val( $('#hidden_post_status').val() );
 			updateText();
 			event.preventDefault();
 		});
 	}
 
 	/**
 	 * Handle the editing of the post_name. Create the required HTML elements and
 	 * update the changes via Ajax.
 	 *
 	 * @global
 	 *
 	 * @return {void}
 	 */
 	function editPermalink() {
 		var i, slug_value,
 			$el, revert_e,
 			c = 0,
 			real_slug = $('#post_name'),
 			revert_slug = real_slug.val(),
 			permalink = $( '#sample-permalink' ),
 			permalinkOrig = permalink.html(),
 			permalinkInner = $( '#sample-permalink a' ).html(),
 			buttons = $('#edit-slug-buttons'),
 			buttonsOrig = buttons.html(),
 			full = $('#editable-post-name-full');
 
 		// Deal with Twemoji in the post-name.
 		full.find( 'img' ).replaceWith( function() { return this.alt; } );
 		full = full.html();
 
 		permalink.html( permalinkInner );
 
 		// Save current content to revert to when cancelling.
 		$el = $( '#editable-post-name' );
 		revert_e = $el.html();
 
 		buttons.html( '<button type="button" class="save button button-small">' + __( 'OK' ) + '</button> <button type="button" class="cancel button-link">' + __( 'Cancel' ) + '</button>' );
 
 		// Save permalink changes.
 		buttons.children( '.save' ).on( 'click', function() {
 			var new_slug = $el.children( 'input' ).val();
 
 			if ( new_slug == $('#editable-post-name-full').text() ) {
 				buttons.children('.cancel').trigger( 'click' );
 				return;
 			}
 
 			$.post(
 				ajaxurl,
 				{
 					action: 'sample-permalink',
 					post_id: postId,
 					new_slug: new_slug,
 					new_title: $('#title').val(),
 					samplepermalinknonce: $('#samplepermalinknonce').val()
 				},
 				function(data) {
 					var box = $('#edit-slug-box');
 					box.html(data);
 					if (box.hasClass('hidden')) {
 						box.fadeIn('fast', function () {
 							box.removeClass('hidden');
 						});
 					}
 
 					buttons.html(buttonsOrig);
 					permalink.html(permalinkOrig);
 					real_slug.val(new_slug);
 					$( '.edit-slug' ).trigger( 'focus' );
 					wp.a11y.speak( __( 'Permalink saved' ) );
 				}
 			);
 		});
 
 		// Cancel editing of permalink.
 		buttons.children( '.cancel' ).on( 'click', function() {
 			$('#view-post-btn').show();
 			$el.html(revert_e);
 			buttons.html(buttonsOrig);
 			permalink.html(permalinkOrig);
 			real_slug.val(revert_slug);
 			$( '.edit-slug' ).trigger( 'focus' );
 		});
 
 		// If more than 1/4th of 'full' is '%', make it empty.
 		for ( i = 0; i < full.length; ++i ) {
 			if ( '%' == full.charAt(i) )
 				c++;
 		}
 		slug_value = ( c > full.length / 4 ) ? '' : full;
 
 		$el.html( '<input type="text" id="new-post-slug" value="' + slug_value + '" autocomplete="off" />' ).children( 'input' ).on( 'keydown', function( e ) {
 			var key = e.which;
 			// On [Enter], just save the new slug, don't save the post.
 			if ( 13 === key ) {
 				e.preventDefault();
 				buttons.children( '.save' ).trigger( 'click' );
 			}
 			// On [Esc] cancel the editing.
 			if ( 27 === key ) {
 				buttons.children( '.cancel' ).trigger( 'click' );
 			}
 		} ).on( 'keyup', function() {
 			real_slug.val( this.value );
 		}).trigger( 'focus' );
 	}
 
 	$( '#titlediv' ).on( 'click', '.edit-slug', function() {
 		editPermalink();
 	});
 
 	/**
 	 * Adds screen reader text to the title label when needed.
 	 *
 	 * Use the 'screen-reader-text' class to emulate a placeholder attribute
 	 * and hide the label when entering a value.
 	 *
 	 * @param {string} id Optional. HTML ID to add the screen reader helper text to.
 	 *
 	 * @global
 	 *
 	 * @return {void}
 	 */
 	window.wptitlehint = function( id ) {
 		id = id || 'title';
 
 		var title = $( '#' + id ), titleprompt = $( '#' + id + '-prompt-text' );
 
 		if ( '' === title.val() ) {
 			titleprompt.removeClass( 'screen-reader-text' );
 		}
 
 		title.on( 'input', function() {
 			if ( '' === this.value ) {
 				titleprompt.removeClass( 'screen-reader-text' );
 				return;
 			}
 
 			titleprompt.addClass( 'screen-reader-text' );
 		} );
 	};
 
 	wptitlehint();
 
 	// Resize the WYSIWYG and plain text editors.
 	( function() {
 		var editor, offset, mce,
 			$handle = $('#post-status-info'),
 			$postdivrich = $('#postdivrich');
 
 		// If there are no textareas or we are on a touch device, we can't do anything.
 		if ( ! $textarea.length || 'ontouchstart' in window ) {
 			// Hide the resize handle.
 			$('#content-resize-handle').hide();
 			return;
 		}
 
 		/**
 		 * Handle drag event.
 		 *
 		 * @param {Object} event Event containing details about the drag.
 		 */
 		function dragging( event ) {
 			if ( $postdivrich.hasClass( 'wp-editor-expand' ) ) {
 				return;
 			}
 
 			if ( mce ) {
 				editor.theme.resizeTo( null, offset + event.pageY );
 			} else {
 				$textarea.height( Math.max( 50, offset + event.pageY ) );
 			}
 
 			event.preventDefault();
 		}
 
 		/**
 		 * When the dragging stopped make sure we return focus and do a sanity check on the height.
 		 */
 		function endDrag() {
 			var height, toolbarHeight;
 
 			if ( $postdivrich.hasClass( 'wp-editor-expand' ) ) {
 				return;
 			}
 
 			if ( mce ) {
 				editor.focus();
 				toolbarHeight = parseInt( $( '#wp-content-editor-container .mce-toolbar-grp' ).height(), 10 );
 
 				if ( toolbarHeight < 10 || toolbarHeight > 200 ) {
 					toolbarHeight = 30;
 				}
 
 				height = parseInt( $('#content_ifr').css('height'), 10 ) + toolbarHeight - 28;
 			} else {
 				$textarea.trigger( 'focus' );
 				height = parseInt( $textarea.css('height'), 10 );
 			}
 
 			$document.off( '.wp-editor-resize' );
 
 			// Sanity check: normalize height to stay within acceptable ranges.
 			if ( height && height > 50 && height < 5000 ) {
 				setUserSetting( 'ed_size', height );
 			}
 		}
 
 		$handle.on( 'mousedown.wp-editor-resize', function( event ) {
 			if ( typeof tinymce !== 'undefined' ) {
 				editor = tinymce.get('content');
 			}
 
 			if ( editor && ! editor.isHidden() ) {
 				mce = true;
 				offset = $('#content_ifr').height() - event.pageY;
 			} else {
 				mce = false;
 				offset = $textarea.height() - event.pageY;
 				$textarea.trigger( 'blur' );
 			}
 
 			$document.on( 'mousemove.wp-editor-resize', dragging )
 				.on( 'mouseup.wp-editor-resize mouseleave.wp-editor-resize', endDrag );
 
 			event.preventDefault();
 		}).on( 'mouseup.wp-editor-resize', endDrag );
 	})();
 
 	// TinyMCE specific handling of Post Format changes to reflect in the editor.
 	if ( typeof tinymce !== 'undefined' ) {
 		// When changing post formats, change the editor body class.
 		$( '#post-formats-select input.post-format' ).on( 'change.set-editor-class', function() {
 			var editor, body, format = this.id;
 
 			if ( format && $( this ).prop( 'checked' ) && ( editor = tinymce.get( 'content' ) ) ) {
 				body = editor.getBody();
 				body.className = body.className.replace( /\bpost-format-[^ ]+/, '' );
 				editor.dom.addClass( body, format == 'post-format-0' ? 'post-format-standard' : format );
 				$( document ).trigger( 'editor-classchange' );
 			}
 		});
 
 		// When changing page template, change the editor body class.
 		$( '#page_template' ).on( 'change.set-editor-class', function() {
 			var editor, body, pageTemplate = $( this ).val() || '';
 
 			pageTemplate = pageTemplate.substr( pageTemplate.lastIndexOf( '/' ) + 1, pageTemplate.length )
 				.replace( /\.php$/, '' )
 				.replace( /\./g, '-' );
 
 			if ( pageTemplate && ( editor = tinymce.get( 'content' ) ) ) {
 				body = editor.getBody();
 				body.className = body.className.replace( /\bpage-template-[^ ]+/, '' );
 				editor.dom.addClass( body, 'page-template-' + pageTemplate );
 				$( document ).trigger( 'editor-classchange' );
 			}
 		});
 
 	}
 
 	// Save on pressing [Ctrl]/[Command] + [S] in the Text editor.
 	$textarea.on( 'keydown.wp-autosave', function( event ) {
 		// Key [S] has code 83.
 		if ( event.which === 83 ) {
 			if ( event.shiftKey || event.altKey || ( isMac && ( ! event.metaKey || event.ctrlKey ) ) || ( ! isMac && ! event.ctrlKey ) ) {
 				return;
 			}
 
 			wp.autosave && wp.autosave.server.triggerSave();
 			event.preventDefault();
 		}
 	});
 
 	// If the last status was auto-draft and the save is triggered, edit the current URL.
 	if ( $( '#original_post_status' ).val() === 'auto-draft' && window.history.replaceState ) {
 		var location;
 
 		$( '#publish' ).on( 'click', function() {
 			location = window.location.href;
 			location += ( location.indexOf( '?' ) !== -1 ) ? '&' : '?';
 			location += 'wp-post-new-reload=true';
 
 			window.history.replaceState( null, null, location );
 		});
 	}
 
 	/**
 	 * Copies the attachment URL in the Edit Media page to the clipboard.
 	 *
 	 * @since 5.5.0
 	 *
 	 * @param {MouseEvent} event A click event.
 	 *
 	 * @return {void}
 	 */
 	copyAttachmentURLClipboard.on( 'success', function( event ) {
 		var triggerElement = $( event.trigger ),
 			successElement = $( '.success', triggerElement.closest( '.copy-to-clipboard-container' ) );
 
 		// Clear the selection and move focus back to the trigger.
 		event.clearSelection();
 		// Handle ClipboardJS focus bug, see https://github.com/zenorocha/clipboard.js/issues/680
 		triggerElement.trigger( 'focus' );
 
 		// Show success visual feedback.
 		clearTimeout( copyAttachmentURLSuccessTimeout );
 		successElement.removeClass( 'hidden' );
 
 		// Hide success visual feedback after 3 seconds since last success.
 		copyAttachmentURLSuccessTimeout = setTimeout( function() {
 			successElement.addClass( 'hidden' );
 		}, 3000 );
 
 		// Handle success audible feedback.
 		wp.a11y.speak( __( 'The file URL has been copied to your clipboard' ) );
 	} );
 } );
 
 /**
  * TinyMCE word count display
  */
 ( function( $, counter ) {
 	$( function() {
 		var $content = $( '#content' ),
 			$count = $( '#wp-word-count' ).find( '.word-count' ),
 			prevCount = 0,
 			contentEditor;
 
 		/**
 		 * Get the word count from TinyMCE and display it
 		 */
 		function update() {
 			var text, count;
 
 			if ( ! contentEditor || contentEditor.isHidden() ) {
 				text = $content.val();
 			} else {
 				text = contentEditor.getContent( { format: 'raw' } );
 			}
 
 			count = counter.count( text );
 
 			if ( count !== prevCount ) {
 				$count.text( count );
 			}
 
 			prevCount = count;
 		}
 
 		/**
 		 * Bind the word count update triggers.
 		 *
 		 * When a node change in the main TinyMCE editor has been triggered.
 		 * When a key has been released in the plain text content editor.
 		 */
 		$( document ).on( 'tinymce-editor-init', function( event, editor ) {
 			if ( editor.id !== 'content' ) {
 				return;
 			}
 
 			contentEditor = editor;
 
 			editor.on( 'nodechange keyup', _.debounce( update, 1000 ) );
 		} );
 
 		$content.on( 'input keyup', _.debounce( update, 1000 ) );
 
 		update();
 	} );
 
 } )( jQuery, new wp.utils.WordCounter() );