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nav-menu.js
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nav-menu.js
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/**
* WordPress Administration Navigation Menu
* Interface JS functions
*
* @version 2.0.0
*
* @package WordPress
* @subpackage Administration
*/
var wpNavMenu;
(function($) {
var api = wpNavMenu = {
options : {
menuItemDepthPerLevel : 30, // Do not use directly. Use depthToPx and pxToDepth instead.
globalMaxDepth : 11
},
menuList : undefined, // Set in init.
targetList : undefined, // Set in init.
menusChanged : false,
isRTL: !! ( 'undefined' != typeof isRtl && isRtl ),
negateIfRTL: ( 'undefined' != typeof isRtl && isRtl ) ? -1 : 1,
// Functions that run on init.
init : function() {
api.menuList = $('#menu-to-edit');
api.targetList = api.menuList;
this.jQueryExtensions();
this.attachMenuEditListeners();
this.setupInputWithDefaultTitle();
this.attachQuickSearchListeners();
this.attachThemeLocationsListeners();
this.attachTabsPanelListeners();
this.attachUnsavedChangesListener();
if ( api.menuList.length )
this.initSortables();
if ( menus.oneThemeLocationNoMenus )
$( '#posttype-page' ).addSelectedToMenu( api.addMenuItemToBottom );
this.initManageLocations();
this.initAccessibility();
this.initToggles();
},
jQueryExtensions : function() {
// jQuery extensions
$.fn.extend({
menuItemDepth : function() {
var margin = api.isRTL ? this.eq(0).css('margin-right') : this.eq(0).css('margin-left');
return api.pxToDepth( margin && -1 != margin.indexOf('px') ? margin.slice(0, -2) : 0 );
},
updateDepthClass : function(current, prev) {
return this.each(function(){
var t = $(this);
prev = prev || t.menuItemDepth();
$(this).removeClass('menu-item-depth-'+ prev )
.addClass('menu-item-depth-'+ current );
});
},
shiftDepthClass : function(change) {
return this.each(function(){
var t = $(this),
depth = t.menuItemDepth();
$(this).removeClass('menu-item-depth-'+ depth )
.addClass('menu-item-depth-'+ (depth + change) );
});
},
childMenuItems : function() {
var result = $();
this.each(function(){
var t = $(this), depth = t.menuItemDepth(), next = t.next();
while( next.length && next.menuItemDepth() > depth ) {
result = result.add( next );
next = next.next();
}
});
return result;
},
shiftHorizontally : function( dir ) {
return this.each(function(){
var t = $(this),
depth = t.menuItemDepth(),
newDepth = depth + dir;
// Change .menu-item-depth-n class
t.moveHorizontally( newDepth, depth );
});
},
moveHorizontally : function( newDepth, depth ) {
return this.each(function(){
var t = $(this),
children = t.childMenuItems(),
diff = newDepth - depth,
subItemText = t.find('.is-submenu');
// Change .menu-item-depth-n class
t.updateDepthClass( newDepth, depth ).updateParentMenuItemDBId();
// If it has children, move those too
if ( children ) {
children.each(function( index ) {
var t = $(this),
thisDepth = t.menuItemDepth(),
newDepth = thisDepth + diff;
t.updateDepthClass(newDepth, thisDepth).updateParentMenuItemDBId();
});
}
// Show "Sub item" helper text
if (0 === newDepth)
subItemText.hide();
else
subItemText.show();
});
},
updateParentMenuItemDBId : function() {
return this.each(function(){
var item = $(this),
input = item.find( '.menu-item-data-parent-id' ),
depth = parseInt( item.menuItemDepth() ),
parentDepth = depth - 1,
parent = item.prevAll( '.menu-item-depth-' + parentDepth ).first();
if ( 0 == depth ) { // Item is on the top level, has no parent
input.val(0);
} else { // Find the parent item, and retrieve its object id.
input.val( parent.find( '.menu-item-data-db-id' ).val() );
}
});
},
hideAdvancedMenuItemFields : function() {
return this.each(function(){
var that = $(this);
$('.hide-column-tog').not(':checked').each(function(){
that.find('.field-' + $(this).val() ).addClass('hidden-field');
});
});
},
/**
* Adds selected menu items to the menu.
*
* @param jQuery metabox The metabox jQuery object.
*/
addSelectedToMenu : function(processMethod) {
if ( 0 == $('#menu-to-edit').length ) {
return false;
}
return this.each(function() {
var t = $(this), menuItems = {},
checkboxes = ( menus.oneThemeLocationNoMenus && 0 == t.find('.tabs-panel-active .categorychecklist li input:checked').length ) ? t.find('#page-all li input[type="checkbox"]') : t.find('.tabs-panel-active .categorychecklist li input:checked'),
re = new RegExp('menu-item\\[(\[^\\]\]*)');
processMethod = processMethod || api.addMenuItemToBottom;
// If no items are checked, bail.
if ( !checkboxes.length )
return false;
// Show the ajax spinner
t.find('.spinner').show();
// Retrieve menu item data
$(checkboxes).each(function(){
var t = $(this),
listItemDBIDMatch = re.exec( t.attr('name') ),
listItemDBID = 'undefined' == typeof listItemDBIDMatch[1] ? 0 : parseInt(listItemDBIDMatch[1], 10);
if ( this.className && -1 != this.className.indexOf('add-to-top') )
processMethod = api.addMenuItemToTop;
menuItems[listItemDBID] = t.closest('li').getItemData( 'add-menu-item', listItemDBID );
});
// Add the items
api.addItemToMenu(menuItems, processMethod, function(){
// Deselect the items and hide the ajax spinner
checkboxes.removeAttr('checked');
t.find('.spinner').hide();
});
});
},
getItemData : function( itemType, id ) {
itemType = itemType || 'menu-item';
var itemData = {}, i,
fields = [
'menu-item-db-id',
'menu-item-object-id',
'menu-item-object',
'menu-item-parent-id',
'menu-item-position',
'menu-item-type',
'menu-item-title',
'menu-item-url',
'menu-item-description',
'menu-item-attr-title',
'menu-item-target',
'menu-item-classes',
'menu-item-xfn'
];
if( !id && itemType == 'menu-item' ) {
id = this.find('.menu-item-data-db-id').val();
}
if( !id ) return itemData;
this.find('input').each(function() {
var field;
i = fields.length;
while ( i-- ) {
if( itemType == 'menu-item' )
field = fields[i] + '[' + id + ']';
else if( itemType == 'add-menu-item' )
field = 'menu-item[' + id + '][' + fields[i] + ']';
if (
this.name &&
field == this.name
) {
itemData[fields[i]] = this.value;
}
}
});
return itemData;
},
setItemData : function( itemData, itemType, id ) { // Can take a type, such as 'menu-item', or an id.
itemType = itemType || 'menu-item';
if( !id && itemType == 'menu-item' ) {
id = $('.menu-item-data-db-id', this).val();
}
if( !id ) return this;
this.find('input').each(function() {
var t = $(this), field;
$.each( itemData, function( attr, val ) {
if( itemType == 'menu-item' )
field = attr + '[' + id + ']';
else if( itemType == 'add-menu-item' )
field = 'menu-item[' + id + '][' + attr + ']';
if ( field == t.attr('name') ) {
t.val( val );
}
});
});
return this;
}
});
},
countMenuItems : function( depth ) {
return $( '.menu-item-depth-' + depth ).length;
},
moveMenuItem : function( $this, dir ) {
var menuItems = $('#menu-to-edit li');
menuItemsCount = menuItems.length,
thisItem = $this.parents( 'li.menu-item' ),
thisItemChildren = thisItem.childMenuItems(),
thisItemData = thisItem.getItemData(),
thisItemDepth = parseInt( thisItem.menuItemDepth() ),
thisItemPosition = parseInt( thisItem.index() ),
nextItem = thisItem.next(),
nextItemChildren = nextItem.childMenuItems(),
nextItemDepth = parseInt( nextItem.menuItemDepth() ) + 1,
prevItem = thisItem.prev(),
prevItemDepth = parseInt( prevItem.menuItemDepth() ),
prevItemId = prevItem.getItemData()['menu-item-db-id'];
switch ( dir ) {
case 'up':
var newItemPosition = thisItemPosition - 1;
// Already at top
if ( 0 === thisItemPosition )
break;
// If a sub item is moved to top, shift it to 0 depth
if ( 0 === newItemPosition && 0 !== thisItemDepth )
thisItem.moveHorizontally( 0, thisItemDepth );
// If prev item is sub item, shift to match depth
if ( 0 !== prevItemDepth )
thisItem.moveHorizontally( prevItemDepth, thisItemDepth );
// Does this item have sub items?
if ( thisItemChildren ) {
var items = thisItem.add( thisItemChildren );
// Move the entire block
items.detach().insertBefore( menuItems.eq( newItemPosition ) ).updateParentMenuItemDBId();
} else {
thisItem.detach().insertBefore( menuItems.eq( newItemPosition ) ).updateParentMenuItemDBId();
}
break;
case 'down':
// Does this item have sub items?
if ( thisItemChildren ) {
var items = thisItem.add( thisItemChildren ),
nextItem = menuItems.eq( items.length + thisItemPosition ),
nextItemChildren = 0 !== nextItem.childMenuItems().length;
if ( nextItemChildren ) {
var newDepth = parseInt( nextItem.menuItemDepth() ) + 1;
thisItem.moveHorizontally( newDepth, thisItemDepth );
}
// Have we reached the bottom?
if ( menuItemsCount === thisItemPosition + items.length )
break;
items.detach().insertAfter( menuItems.eq( thisItemPosition + items.length ) ).updateParentMenuItemDBId();
} else {
// If next item has sub items, shift depth
if ( 0 !== nextItemChildren.length )
thisItem.moveHorizontally( nextItemDepth, thisItemDepth );
// Have we reached the bottom
if ( menuItemsCount === thisItemPosition + 1 )
break;
thisItem.detach().insertAfter( menuItems.eq( thisItemPosition + 1 ) ).updateParentMenuItemDBId();
}
break;
case 'top':
// Already at top
if ( 0 === thisItemPosition )
break;
// Does this item have sub items?
if ( thisItemChildren ) {
var items = thisItem.add( thisItemChildren );
// Move the entire block
items.detach().insertBefore( menuItems.eq( 0 ) ).updateParentMenuItemDBId();
} else {
thisItem.detach().insertBefore( menuItems.eq( 0 ) ).updateParentMenuItemDBId();
}
break;
case 'left':
// As far left as possible
if ( 0 === thisItemDepth )
break;
thisItem.shiftHorizontally( -1 );
break;
case 'right':
// Can't be sub item at top
if ( 0 === thisItemPosition )
break;
// Already sub item of prevItem
if ( thisItemData['menu-item-parent-id'] === prevItemId )
break;
thisItem.shiftHorizontally( 1 );
break;
}
$this.focus();
api.registerChange();
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
},
initAccessibility : function() {
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
//Setup the refresh on hover/focus/touch event
$( '#menu-management' ).on( 'mouseenter.refreshAccessibility focus.refreshAccessibility touchstart.refreshAccessibility' , '.menu-item' , function(){
api.refreshAdvancedAccessibilityLazy( $( this ).find( '.item-edit' ) );
});
//Modified events to use on() with event delegation so that newly added menu items work as well
// Events
$( '#menu-management' ).on( 'click', '.menus-move-up' , function ( e ) {
api.moveMenuItem( $( this ).parents( 'li.menu-item' ).find( 'a.item-edit' ), 'up' );
e.preventDefault();
});
$( '#menu-management' ).on( 'click', '.menus-move-down', function ( e ) {
api.moveMenuItem( $( this ).parents( 'li.menu-item' ).find( 'a.item-edit' ), 'down' );
e.preventDefault();
});
$( '#menu-management' ).on( 'click', '.menus-move-top', function ( e ) {
api.moveMenuItem( $( this ).parents( 'li.menu-item' ).find( 'a.item-edit' ), 'top' );
e.preventDefault();
});
$( '#menu-management' ).on( 'click', '.menus-move-left' , function ( e ) {
api.moveMenuItem( $( this ).parents( 'li.menu-item' ).find( 'a.item-edit' ), 'left' );
e.preventDefault();
});
$( '#menu-management' ).on( 'click', '.menus-move-right', function ( e ) {
api.moveMenuItem( $( this ).parents( 'li.menu-item' ).find( 'a.item-edit' ), 'right' );
e.preventDefault();
});
},
/* This function takes all code from refreshAdvancedAccessibility() and executes it only on a single
menu item, to be used as a callback */
refreshAdvancedAccessibilityLazy : function( $itemEdit ){
//don't reprocess
if( $itemEdit.data( 'accessibility_refreshed' ) ) return;
//mark as processed
$itemEdit.data( 'accessibility_refreshed' , true );
//do the accessibility processing
var $this = $itemEdit,
movement = [],
availableMovement = '',
menuItem = $this.parents( 'li.menu-item' ).first(),
depth = menuItem.menuItemDepth(),
isPrimaryMenuItem = ( 0 === depth ),
itemName = $this.parents( '.menu-item-handle' ).find( '.menu-item-title' ).text(),
position = parseInt( menuItem.index() ),
prevItemDepth = ( isPrimaryMenuItem ) ? depth : parseInt( depth - 1 ),
prevItemNameLeft = menuItem.prevAll('.menu-item-depth-' + prevItemDepth).first().find( '.menu-item-title' ).text(),
prevItemNameRight = menuItem.prevAll('.menu-item-depth-' + depth).first().find( '.menu-item-title' ).text(),
totalMenuItems = $('#menu-to-edit li').length,
hasSameDepthSibling = menuItem.nextAll( '.menu-item-depth-' + depth ).length;
// Where can they move this menu item?
if ( 0 !== position ) {
var thisLink = menuItem.find( '.menus-move-up' );
thisLink.prop( 'title', menus.moveUp ).show();
}
if ( 0 !== position && isPrimaryMenuItem ) {
var thisLink = menuItem.find( '.menus-move-top' );
thisLink.prop( 'title', menus.moveToTop ).show();
}
if ( position + 1 !== totalMenuItems && 0 !== position ) {
var thisLink = menuItem.find( '.menus-move-down' );
thisLink.prop( 'title', menus.moveDown ).show();
}
if ( 0 === position && 0 !== hasSameDepthSibling ) {
var thisLink = menuItem.find( '.menus-move-down' );
thisLink.prop( 'title', menus.moveDown ).show();
}
if ( ! isPrimaryMenuItem ) {
var thisLink = menuItem.find( '.menus-move-left' ),
thisLinkText = menus.outFrom.replace( '%s', prevItemNameLeft );
thisLink.prop( 'title', menus.moveOutFrom.replace( '%s', prevItemNameLeft ) ).html( thisLinkText ).show();
}
if ( 0 !== position ) {
if ( menuItem.find( '.menu-item-data-parent-id' ).val() !== menuItem.prev().find( '.menu-item-data-db-id' ).val() ) {
var thisLink = menuItem.find( '.menus-move-right' ),
thisLinkText = menus.under.replace( '%s', prevItemNameRight );
thisLink.prop( 'title', menus.moveUnder.replace( '%s', prevItemNameRight ) ).html( thisLinkText ).show();
}
}
if ( isPrimaryMenuItem ) {
var primaryItems = $( '.menu-item-depth-0' ),
itemPosition = primaryItems.index( menuItem ) + 1,
totalMenuItems = primaryItems.length,
// String together help text for primary menu items
title = menus.menuFocus.replace( '%1$s', itemName ).replace( '%2$d', itemPosition ).replace( '%3$d', totalMenuItems );
} else {
var parentItem = menuItem.prevAll( '.menu-item-depth-' + parseInt( depth - 1 ) ).first(),
parentItemId = parentItem.find( '.menu-item-data-db-id' ).val(),
parentItemName = parentItem.find( '.menu-item-title' ).text(),
subItems = $( '.menu-item .menu-item-data-parent-id[value="' + parentItemId + '"]' ),
itemPosition = $( subItems.parents('.menu-item').get().reverse() ).index( menuItem ) + 1;
// String together help text for sub menu items
title = menus.subMenuFocus.replace( '%1$s', itemName ).replace( '%2$d', itemPosition ).replace( '%3$s', parentItemName );
}
$this.prop('title', title).html( title );
//console.log( 'refresh ' + title );
},
/* Functionality stripped from this function and deferred to callback
function refreshAdvancedAccessibilityLazy() */
refreshAdvancedAccessibility : function() {
// Hide all links by default
$( '.menu-item-settings .field-move a' ).hide();
//Mark all items as unprocessed
$( '.item-edit' ).data( 'accessibility_refreshed' , false );
return;
},
refreshKeyboardAccessibility : function() {
$( '.item-edit' ).off( 'focus' ).on( 'focus', function(){
$(this).off( 'keydown' ).on( 'keydown', function(e){
var $this = $(this);
// Bail if it's not an arrow key
if ( 37 != e.which && 38 != e.which && 39 != e.which && 40 != e.which )
return;
// Avoid multiple keydown events
$this.off('keydown');
// Bail if there is only one menu item
if ( 1 === $('#menu-to-edit li').length )
return;
// If RTL, swap left/right arrows
var arrows = { '38' : 'up', '40' : 'down', '37' : 'left', '39' : 'right' };
if ( $('body').hasClass('rtl') )
arrows = { '38' : 'up', '40' : 'down', '39' : 'left', '37' : 'right' };
switch ( arrows[e.which] ) {
case 'up':
api.moveMenuItem( $this, 'up' );
break;
case 'down':
api.moveMenuItem( $this, 'down' );
break;
case 'left':
api.moveMenuItem( $this, 'left' );
break;
case 'right':
api.moveMenuItem( $this, 'right' );
break;
}
// Put focus back on same menu item
$( '#edit-' + thisItemData['menu-item-db-id'] ).focus();
return false;
});
});
},
initToggles : function() {
// init postboxes
postboxes.add_postbox_toggles('nav-menus');
// adjust columns functions for menus UI
columns.useCheckboxesForHidden();
columns.checked = function(field) {
$('.field-' + field).removeClass('hidden-field');
}
columns.unchecked = function(field) {
$('.field-' + field).addClass('hidden-field');
}
// hide fields
api.menuList.hideAdvancedMenuItemFields();
$('.hide-postbox-tog').click(function () {
var hidden = $( '.accordion-container li.accordion-section' ).filter(':hidden').map(function() { return this.id; }).get().join(',');
$.post(ajaxurl, {
action: 'closed-postboxes',
hidden: hidden,
closedpostboxesnonce: jQuery('#closedpostboxesnonce').val(),
page: 'nav-menus'
});
});
},
initSortables : function() {
var currentDepth = 0, originalDepth, minDepth, maxDepth,
prev, next, prevBottom, nextThreshold, helperHeight, transport,
menuEdge = api.menuList.offset().left,
body = $('body'), maxChildDepth,
menuMaxDepth = initialMenuMaxDepth();
if( 0 != $( '#menu-to-edit li' ).length )
$( '.drag-instructions' ).show();
// Use the right edge if RTL.
menuEdge += api.isRTL ? api.menuList.width() : 0;
api.menuList.sortable({
handle: '.menu-item-handle',
placeholder: 'sortable-placeholder',
start: function(e, ui) {
var height, width, parent, children, tempHolder;
// handle placement for rtl orientation
if ( api.isRTL )
ui.item[0].style.right = 'auto';
transport = ui.item.children('.menu-item-transport');
// Set depths. currentDepth must be set before children are located.
originalDepth = ui.item.menuItemDepth();
updateCurrentDepth(ui, originalDepth);
// Attach child elements to parent
// Skip the placeholder
parent = ( ui.item.next()[0] == ui.placeholder[0] ) ? ui.item.next() : ui.item;
children = parent.childMenuItems();
transport.append( children );
// Update the height of the placeholder to match the moving item.
height = transport.outerHeight();
// If there are children, account for distance between top of children and parent
height += ( height > 0 ) ? (ui.placeholder.css('margin-top').slice(0, -2) * 1) : 0;
height += ui.helper.outerHeight();
helperHeight = height;
height -= 2; // Subtract 2 for borders
ui.placeholder.height(height);
// Update the width of the placeholder to match the moving item.
maxChildDepth = originalDepth;
children.each(function(){
var depth = $(this).menuItemDepth();
maxChildDepth = (depth > maxChildDepth) ? depth : maxChildDepth;
});
width = ui.helper.find('.menu-item-handle').outerWidth(); // Get original width
width += api.depthToPx(maxChildDepth - originalDepth); // Account for children
width -= 2; // Subtract 2 for borders
ui.placeholder.width(width);
// Update the list of menu items.
tempHolder = ui.placeholder.next();
tempHolder.css( 'margin-top', helperHeight + 'px' ); // Set the margin to absorb the placeholder
ui.placeholder.detach(); // detach or jQuery UI will think the placeholder is a menu item
$(this).sortable( "refresh" ); // The children aren't sortable. We should let jQ UI know.
ui.item.after( ui.placeholder ); // reattach the placeholder.
tempHolder.css('margin-top', 0); // reset the margin
// Now that the element is complete, we can update...
updateSharedVars(ui);
},
stop: function(e, ui) {
var children, depthChange = currentDepth - originalDepth;
// Return child elements to the list
children = transport.children().insertAfter(ui.item);
// Add "sub menu" description
var subMenuTitle = ui.item.find( '.item-title .is-submenu' );
if ( 0 < currentDepth )
subMenuTitle.show();
else
subMenuTitle.hide();
// Update depth classes
if( depthChange != 0 ) {
ui.item.updateDepthClass( currentDepth );
children.shiftDepthClass( depthChange );
updateMenuMaxDepth( depthChange );
}
// Register a change
api.registerChange();
// Update the item data.
ui.item.updateParentMenuItemDBId();
// address sortable's incorrectly-calculated top in opera
ui.item[0].style.top = 0;
// handle drop placement for rtl orientation
if ( api.isRTL ) {
ui.item[0].style.left = 'auto';
ui.item[0].style.right = 0;
}
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
},
change: function(e, ui) {
// Make sure the placeholder is inside the menu.
// Otherwise fix it, or we're in trouble.
if( ! ui.placeholder.parent().hasClass('menu') )
(prev.length) ? prev.after( ui.placeholder ) : api.menuList.prepend( ui.placeholder );
updateSharedVars(ui);
},
sort: function(e, ui) {
var offset = ui.helper.offset(),
edge = api.isRTL ? offset.left + ui.helper.width() : offset.left,
depth = api.negateIfRTL * api.pxToDepth( edge - menuEdge );
// Check and correct if depth is not within range.
// Also, if the dragged element is dragged upwards over
// an item, shift the placeholder to a child position.
if ( depth > maxDepth || offset.top < prevBottom ) depth = maxDepth;
else if ( depth < minDepth ) depth = minDepth;
if( depth != currentDepth )
updateCurrentDepth(ui, depth);
// If we overlap the next element, manually shift downwards
if( nextThreshold && offset.top + helperHeight > nextThreshold ) {
next.after( ui.placeholder );
updateSharedVars( ui );
$(this).sortable( "refreshPositions" );
}
}
});
function updateSharedVars(ui) {
var depth;
prev = ui.placeholder.prev();
next = ui.placeholder.next();
// Make sure we don't select the moving item.
if( prev[0] == ui.item[0] ) prev = prev.prev();
if( next[0] == ui.item[0] ) next = next.next();
prevBottom = (prev.length) ? prev.offset().top + prev.height() : 0;
nextThreshold = (next.length) ? next.offset().top + next.height() / 3 : 0;
minDepth = (next.length) ? next.menuItemDepth() : 0;
if( prev.length )
maxDepth = ( (depth = prev.menuItemDepth() + 1) > api.options.globalMaxDepth ) ? api.options.globalMaxDepth : depth;
else
maxDepth = 0;
}
function updateCurrentDepth(ui, depth) {
ui.placeholder.updateDepthClass( depth, currentDepth );
currentDepth = depth;
}
function initialMenuMaxDepth() {
if( ! body[0].className ) return 0;
var match = body[0].className.match(/menu-max-depth-(\d+)/);
return match && match[1] ? parseInt(match[1]) : 0;
}
function updateMenuMaxDepth( depthChange ) {
var depth, newDepth = menuMaxDepth;
if ( depthChange === 0 ) {
return;
} else if ( depthChange > 0 ) {
depth = maxChildDepth + depthChange;
if( depth > menuMaxDepth )
newDepth = depth;
} else if ( depthChange < 0 && maxChildDepth == menuMaxDepth ) {
while( ! $('.menu-item-depth-' + newDepth, api.menuList).length && newDepth > 0 )
newDepth--;
}
// Update the depth class.
body.removeClass( 'menu-max-depth-' + menuMaxDepth ).addClass( 'menu-max-depth-' + newDepth );
menuMaxDepth = newDepth;
}
},
initManageLocations : function () {
$('#menu-locations-wrap form').submit(function(){
window.onbeforeunload = null;
});
$('.menu-location-menus select').on('change', function () {
var editLink = $(this).closest('tr').find('.locations-edit-menu-link');
if ($(this).find('option:selected').data('orig'))
editLink.show();
else
editLink.hide();
});
},
attachMenuEditListeners : function() {
var that = this;
$('#update-nav-menu').bind('click', function(e) {
if ( e.target && e.target.className ) {
if ( -1 != e.target.className.indexOf('item-edit') ) {
return that.eventOnClickEditLink(e.target);
} else if ( -1 != e.target.className.indexOf('menu-save') ) {
return that.eventOnClickMenuSave(e.target);
} else if ( -1 != e.target.className.indexOf('menu-delete') ) {
return that.eventOnClickMenuDelete(e.target);
} else if ( -1 != e.target.className.indexOf('item-delete') ) {
return that.eventOnClickMenuItemDelete(e.target);
} else if ( -1 != e.target.className.indexOf('item-cancel') ) {
return that.eventOnClickCancelLink(e.target);
}
}
});
$('#add-custom-links input[type="text"]').keypress(function(e){
if ( e.keyCode === 13 ) {
e.preventDefault();
$("#submit-customlinkdiv").click();
}
});
},
/**
* An interface for managing default values for input elements
* that is both JS and accessibility-friendly.
*
* Input elements that add the class 'input-with-default-title'
* will have their values set to the provided HTML title when empty.
*/
setupInputWithDefaultTitle : function() {
var name = 'input-with-default-title';
$('.' + name).each( function(){
var $t = $(this), title = $t.attr('title'), val = $t.val();
$t.data( name, title );
if( '' == val ) $t.val( title );
else if ( title == val ) return;
else $t.removeClass( name );
}).focus( function(){
var $t = $(this);
if( $t.val() == $t.data(name) )
$t.val('').removeClass( name );
}).blur( function(){
var $t = $(this);
if( '' == $t.val() )
$t.addClass( name ).val( $t.data(name) );
});
$( '.blank-slate .input-with-default-title' ).focus();
},
attachThemeLocationsListeners : function() {
var loc = $('#nav-menu-theme-locations'), params = {};
params['action'] = 'menu-locations-save';
params['menu-settings-column-nonce'] = $('#menu-settings-column-nonce').val();
loc.find('input[type="submit"]').click(function() {
loc.find('select').each(function() {
params[this.name] = $(this).val();
});
loc.find('.spinner').show();
$.post( ajaxurl, params, function(r) {
loc.find('.spinner').hide();
});
return false;
});
},
attachQuickSearchListeners : function() {
var searchTimer;
$('.quick-search').keypress(function(e){
var t = $(this);
if( 13 == e.which ) {
api.updateQuickSearchResults( t );
return false;
}
if( searchTimer ) clearTimeout(searchTimer);
searchTimer = setTimeout(function(){
api.updateQuickSearchResults( t );
}, 400);
}).attr('autocomplete','off');
},
updateQuickSearchResults : function(input) {
var panel, params,
minSearchLength = 2,
q = input.val();
if( q.length < minSearchLength ) return;
panel = input.parents('.tabs-panel');
params = {
'action': 'menu-quick-search',
'response-format': 'markup',
'menu': $('#menu').val(),
'menu-settings-column-nonce': $('#menu-settings-column-nonce').val(),
'q': q,
'type': input.attr('name')
};
$('.spinner', panel).show();
$.post( ajaxurl, params, function(menuMarkup) {
api.processQuickSearchQueryResponse(menuMarkup, params, panel);
});
},
addCustomLink : function( processMethod ) {
var url = $('#custom-menu-item-url').val(),
label = $('#custom-menu-item-name').val();
processMethod = processMethod || api.addMenuItemToBottom;
if ( '' == url || 'http://' == url )
return false;
// Show the ajax spinner
$('.customlinkdiv .spinner').show();
this.addLinkToMenu( url, label, processMethod, function() {
// Remove the ajax spinner
$('.customlinkdiv .spinner').hide();
// Set custom link form back to defaults
$('#custom-menu-item-name').val('').blur();
$('#custom-menu-item-url').val('http://');
});
},
addLinkToMenu : function(url, label, processMethod, callback) {
processMethod = processMethod || api.addMenuItemToBottom;
callback = callback || function(){};
api.addItemToMenu({
'-1': {
'menu-item-type': 'custom',
'menu-item-url': url,
'menu-item-title': label
}
}, processMethod, callback);
},
addItemToMenu : function(menuItem, processMethod, callback) {
var menu = $('#menu').val(),
nonce = $('#menu-settings-column-nonce').val();
processMethod = processMethod || function(){};
callback = callback || function(){};
params = {
'action': 'add-menu-item',
'menu': menu,
'menu-settings-column-nonce': nonce,
'menu-item': menuItem
};
$.post( ajaxurl, params, function(menuMarkup) {
var ins = $('#menu-instructions');
processMethod(menuMarkup, params);
// Make it stand out a bit more visually, by adding a fadeIn
$( 'li.pending' ).hide().fadeIn('slow');
$( '.drag-instructions' ).show();
if( ! ins.hasClass( 'menu-instructions-inactive' ) && ins.siblings().length )
ins.addClass( 'menu-instructions-inactive' );
callback();
});
},
/**
* Process the add menu item request response into menu list item.
*
* @param string menuMarkup The text server response of menu item markup.
* @param object req The request arguments.
*/
addMenuItemToBottom : function( menuMarkup, req ) {
$(menuMarkup).hideAdvancedMenuItemFields().appendTo( api.targetList );
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
},
addMenuItemToTop : function( menuMarkup, req ) {
$(menuMarkup).hideAdvancedMenuItemFields().prependTo( api.targetList );
api.refreshKeyboardAccessibility();
api.refreshAdvancedAccessibility();
},
attachUnsavedChangesListener : function() {
$('#menu-management input, #menu-management select, #menu-management, #menu-management textarea, .menu-location-menus select').change(function(){
api.registerChange();
});
if ( 0 != $('#menu-to-edit').length || 0 != $('.menu-location-menus select').length ) {
window.onbeforeunload = function(){
if ( api.menusChanged )
return navMenuL10n.saveAlert;
};
} else {
// Make the post boxes read-only, as they can't be used yet
$( '#menu-settings-column' ).find( 'input,select' ).end().find( 'a' ).attr( 'href', '#' ).unbind( 'click' );
}
},
registerChange : function() {
api.menusChanged = true;
},
attachTabsPanelListeners : function() {
$('#menu-settings-column').bind('click', function(e) {
var selectAreaMatch, panelId, wrapper, items,
target = $(e.target);
if ( target.hasClass('nav-tab-link') ) {
panelId = target.data( 'type' );
wrapper = target.parents('.accordion-section-content').first();
// upon changing tabs, we want to uncheck all checkboxes
$('input', wrapper).removeAttr('checked');
$('.tabs-panel-active', wrapper).removeClass('tabs-panel-active').addClass('tabs-panel-inactive');
$('#' + panelId, wrapper).removeClass('tabs-panel-inactive').addClass('tabs-panel-active');
$('.tabs', wrapper).removeClass('tabs');
target.parent().addClass('tabs');
// select the search bar