651 lines
19 KiB
JavaScript
651 lines
19 KiB
JavaScript
/**
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* WordPress Administration Navigation Menu
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* Interface JS functions
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*
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* @version 2.0.0
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*
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* @package WordPress
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* @subpackage Administration
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*/
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var WPNavMenuHandler = function ($) {
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var autoCompleteData = {},
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menuItemDepthPerLevel = 30, // Do not use directly. Use depthToPx and pxToDepth instead.
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globalMaxDepth = 11,
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formatAutocompleteResponse = function( resultRow, pos, total, queryTerm ) {
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if ( resultRow && resultRow[0] ) {
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var data = $.parseJSON(resultRow[0]);
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if ( data.post_title ) {
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if ( data.ID && data.post_type )
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autoCompleteData[data.post_title] = {ID: data.ID, object_type: data.post_type};
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return data.post_title;
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}
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}
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},
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formatAutocompleteResult = function( resultRow, pos, total, queryTerm ) {
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if ( resultRow && resultRow[0] ) {
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var data = $.parseJSON(resultRow[0]);
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if ( data.post_title )
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return data.post_title;
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}
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},
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getListDataFromID = function(menuItemID, parentEl) {
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if ( ! menuItemID )
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return false;
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parentEl = parentEl || document;
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var fields = [
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'menu-item-db-id',
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'menu-item-object-id',
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'menu-item-object',
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'menu-item-parent-id',
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'menu-item-position',
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'menu-item-type',
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'menu-item-append',
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'menu-item-title',
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'menu-item-url',
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'menu-item-description',
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'menu-item-attr-title',
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'menu-item-target',
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'menu-item-classes',
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'menu-item-xfn'
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],
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itemData = {},
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inputs = parentEl.getElementsByTagName('input'),
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i = inputs.length,
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j,
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menuID = document.getElementById('nav-menu-meta-object-id').value;
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while ( i-- ) {
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j = fields.length;
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while ( j-- ) {
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if (
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inputs[i] &&
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inputs[i].name &&
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'menu-item[' + menuItemID + '][' + fields[j] + ']' == inputs[i].name
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) {
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itemData[fields[j]] = inputs[i].value;
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}
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}
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}
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return itemData;
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},
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recalculateMenuItemPositions = function() {
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menuList.find('.menu-item-data-position').val( function(index) { return index + 1; } );
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},
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depthToPx = function(depth) {
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return depth * menuItemDepthPerLevel;
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},
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pxToDepth = function(px) {
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return Math.floor(px / menuItemDepthPerLevel);
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},
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menuList;
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// jQuery extensions
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$.fn.extend({
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menuItemDepth : function() {
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return pxToDepth( this.eq(0).css('margin-left').slice(0, -2) );
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},
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updateDepthClass : function(current, prev) {
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return this.each(function(){
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var t = $(this);
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prev = prev || t.menuItemDepth();
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$(this).removeClass('menu-item-depth-'+ prev )
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.addClass('menu-item-depth-'+ current );
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});
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},
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shiftDepthClass : function(change) {
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return this.each(function(){
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var t = $(this),
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depth = t.menuItemDepth();
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$(this).removeClass('menu-item-depth-'+ depth )
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.addClass('menu-item-depth-'+ (depth + change) );
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});
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},
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childMenuItems : function() {
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var result = $();
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this.each(function(){
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var t = $(this), depth = t.menuItemDepth(), next = t.next();
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while( next.length && next.menuItemDepth() > depth ) {
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result = result.add( next );
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next = next.next();
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}
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});
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return result;
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},
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updateParentMenuItemDBId : function() {
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return this.each(function(){
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var item = $(this),
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input = item.find('.menu-item-data-parent-id'),
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depth = item.menuItemDepth(),
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parent = item.prev();
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if( depth == 0 ) { // Item is on the top level, has no parent
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input.val(0);
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} else { // Find the parent item, and retrieve its object id.
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while( parent.menuItemDepth() != depth - 1 ) {
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parent = parent.prev();
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}
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input.val( parent.find('.menu-item-data-object-id').val() );
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}
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});
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},
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hideAdvancedMenuItemFields : function() {
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return this.each(function(){
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var that = $(this);
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$('.hide-column-tog').not(':checked').each(function(){
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that.find('.field-' + $(this).val() ).addClass('hidden-field');
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});
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});
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},
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});
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return {
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// Functions that run on init.
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init : function() {
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menuList = $('#menu-to-edit');
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this.attachMenuEditListeners();
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this.attachMenuMetaListeners(document.getElementById('nav-menu-meta'));
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this.attachTabsPanelListeners();
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if( menuList.length ) // If no menu, we're in the + tab.
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this.initSortables();
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this.initToggles();
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},
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initToggles : function() {
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// init postboxes
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postboxes.add_postbox_toggles('nav-menus');
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// adjust columns functions for menus UI
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columns.useCheckboxesForHidden();
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columns.checked = function(field) {
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$('.field-' + field).removeClass('hidden-field');
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}
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columns.unchecked = function(field) {
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$('.field-' + field).addClass('hidden-field');
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}
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// hide fields
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menuList.hideAdvancedMenuItemFields();
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},
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initSortables : function() {
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var currentDepth = 0, originalDepth, minDepth, maxDepth,
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menuLeft = menuList.offset().left;
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menuList.sortable({
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handle: ' > dl',
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placeholder: 'sortable-placeholder',
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start: function(e, ui) {
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var next, height, width, parent, children, maxChildDepth,
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transport = ui.item.children('.menu-item-transport');
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// Set depths
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originalDepth = ui.item.menuItemDepth();
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updateCurrentDepth(ui, originalDepth);
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// Attach child elements to parent
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// Skip the placeholder
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parent = ( ui.item.next()[0] == ui.placeholder[0] ) ? ui.item.next() : ui.item;
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children = parent.childMenuItems();
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transport.append( children );
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// Now that the element is complete, we can update...
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updateDepthRange(ui);
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// Update the height of the placeholder to match the moving item.
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height = transport.outerHeight();
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// If there are children, account for distance between top of children and parent
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height += ( height > 0 ) ? (ui.placeholder.css('margin-top').slice(0, -2) * 1) : 0;
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height += ui.item.outerHeight();
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height -= 2; // Subtract 2 for borders
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ui.placeholder.height(height);
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// Update the width of the placeholder to match the moving item.
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maxChildDepth = originalDepth;
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children.each(function(){
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var depth = $(this).menuItemDepth();
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maxChildDepth = (depth > maxChildDepth) ? depth : maxChildDepth;
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});
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width = ui.item.find('dl dt').outerWidth(); // Get original width
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width += depthToPx(maxChildDepth - originalDepth); // Account for children
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width -= 2; // Subtract 2 for borders
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ui.placeholder.width(width);
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},
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stop: function(e, ui) {
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var children, depthChange = currentDepth - originalDepth;
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// Return child elements to the list
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children = ui.item.children('.menu-item-transport').children().insertAfter(ui.item);
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// Update depth classes
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if( depthChange != 0 ) {
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ui.item.updateDepthClass( currentDepth );
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children.shiftDepthClass( depthChange );
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}
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// Finally, update the item/menu data.
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ui.item.updateParentMenuItemDBId();
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recalculateMenuItemPositions();
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},
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change: function(e, ui) {
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// Make sure the placeholder is inside the menu.
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// Otherwise fix it, or we're in trouble.
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if( ! ui.placeholder.parent().hasClass('menu') )
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ui.placeholder.appendTo(menuList);
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updateDepthRange(ui);
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},
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sort: function(e, ui) {
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var depth = pxToDepth(ui.item.offset().left - menuLeft);
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// Check and correct if depth is not within range.
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if ( depth < minDepth ) depth = minDepth;
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else if ( depth > maxDepth ) depth = maxDepth;
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if( depth != currentDepth )
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updateCurrentDepth(ui, depth);
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}
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});
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function updateDepthRange(ui) {
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var prev = ui.placeholder.prev(),
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next = ui.placeholder.next(), depth;
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// Make sure we don't select the moving item.
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if( prev[0] == ui.item[0] ) prev = prev.prev();
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if( next[0] == ui.item[0] ) next = next.next();
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minDepth = (next.length) ? next.menuItemDepth() : 0;
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if( prev.length )
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maxDepth = ( (depth = prev.menuItemDepth() + 1) > globalMaxDepth ) ? globalMaxDepth : depth;
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else
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maxDepth = 0;
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}
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function updateCurrentDepth(ui, depth) {
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ui.placeholder.updateDepthClass( depth, currentDepth );
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currentDepth = depth;
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}
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},
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attachMenuEditListeners : function() {
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var that = this;
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$('#update-nav-menu').bind('click', function(e) {
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if ( e.target && e.target.className ) {
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if ( -1 != e.target.className.indexOf('item-edit') ) {
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return that.eventOnClickEditLink(e.target);
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} else if ( -1 != e.target.className.indexOf('menu-delete') ) {
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return that.eventOnClickMenuDelete(e.target);
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} else if ( -1 != e.target.className.indexOf('item-delete') ) {
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return that.eventOnClickMenuItemDelete(e.target);
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} else if ( -1 != e.target.className.indexOf('item-close') ) {
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return that.eventOnClickCloseLink(e.target);
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}
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}
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});
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},
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/**
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* An interface for managing default values for input elements
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* that is both JS and accessibility-friendly.
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*
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* Input elements that add the class 'input-with-default-title'
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* will have their values set to the provided HTML title when empty.
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*/
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setupInputWithDefaultTitle : function() {
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var name = 'input-with-default-title';
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$('.' + name).each( function(){
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var $t = $(this), title = $t.attr('title'), val = $t.val();
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$t.data( name, title );
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if( '' == val ) $t.val( title );
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else if ( title == val ) return;
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else $t.removeClass( name );
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}).focus( function(){
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var $t = $(this);
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if( $t.val() == $t.data(name) )
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$t.val('').removeClass( name );
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}).blur( function(){
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var $t = $(this);
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if( '' == $t.val() )
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$t.val( $t.data(name) ).addClass( name );
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});
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},
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attachMenuMetaListeners : function(formEL) {
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if ( ! formEL )
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return;
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var that = this;
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this.setupInputWithDefaultTitle();
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// auto-suggest for the quick-search boxes
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$('input.quick-search').each(function(i, el) {
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that.setupQuickSearchEventListeners(el);
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});
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$(formEL).bind('submit', function(e) {
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return that.eventSubmitMetaForm.call(that, this, e);
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});
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$(formEL).find('input:submit').click(function() {
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$(this).siblings('img.waiting').show();
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});
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},
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attachTabsPanelListeners : function() {
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$('#menu-settings-column').bind('click', function(e) {
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if ( e.target && e.target.className && -1 != e.target.className.indexOf('nav-tab-link') ) {
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var activePanel,
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panelIdMatch = /#(.*)$/.exec(e.target.href),
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tabPanels,
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wrapper = $(e.target).parents('.inside').first()[0],
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inputs = wrapper ? wrapper.getElementsByTagName('input') : [],
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i = inputs.length;
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// upon changing tabs, we want to uncheck all checkboxes
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while( i-- )
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inputs[i].checked = false;
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$('.tabs-panel', wrapper).each(function() {
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if ( this.className )
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this.className = this.className.replace('tabs-panel-active', 'tabs-panel-inactive');
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});
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$('.tabs', wrapper).each(function() {
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this.className = this.className.replace('tabs', '');
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});
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e.target.parentNode.className += ' tabs';
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if ( panelIdMatch && panelIdMatch[1] ) {
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activePanel = document.getElementById(panelIdMatch[1]);
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if ( activePanel ) {
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activePanel.className = activePanel.className.replace('tabs-panel-inactive', 'tabs-panel-active');
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}
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}
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return false;
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} else if ( e.target && e.target.className && -1 != e.target.className.indexOf('select-all') ) {
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var selectAreaMatch = /#(.*)$/.exec(e.target.href);
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if ( selectAreaMatch && selectAreaMatch[1] ) {
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$('#' + selectAreaMatch[1] + ' .tabs-panel-active input[type=checkbox]').attr('checked', 'checked');
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return false;
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}
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}
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});
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},
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/**
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* Set up quick-search input fields' events.
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*
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* @param object el The input element.
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*/
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setupQuickSearchEventListeners : function(el) {
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var that = this;
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$(el).autocomplete( ajaxurl + '?action=menu-quick-search&type=' + el.name,
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{
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delay: 500,
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formatItem: formatAutocompleteResponse,
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formatResult: formatAutocompleteResult,
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minchars: 2,
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multiple: false
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}
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).bind('blur', function(e) {
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var changedData = autoCompleteData[this.value],
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inputEl = this;
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if ( changedData ) {
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$.post(
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ajaxurl + '?action=menu-quick-search&type=get-post-item&response-format=markup',
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changedData,
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function(r) {
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that.processQuickSearchQueryResponse.call(that, r, changedData);
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autoCompleteData[inputEl.value] = false;
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}
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);
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}
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});
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},
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eventOnClickEditLink : function(clickedEl) {
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var activeEdit,
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matchedSection = /#(.*)$/.exec(clickedEl.href);
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if ( matchedSection && matchedSection[1] ) {
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activeEdit = $('#'+matchedSection[1]);
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if( 0 != activeEdit.length ) {
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if( activeEdit.hasClass('menu-item-edit-inactive') ) {
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activeEdit.slideDown('fast')
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.siblings('dl').andSelf()
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.removeClass('menu-item-edit-inactive')
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.addClass('menu-item-edit-active');
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} else {
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activeEdit.slideUp('fast')
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.siblings('dl').andSelf()
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.removeClass('menu-item-edit-active')
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.addClass('menu-item-edit-inactive');
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}
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return false;
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}
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}
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},
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eventOnClickCloseLink : function(clickedEl) {
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$(clickedEl).closest('.menu-item-settings').siblings('dl').find('.item-edit').click();
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return false;
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},
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eventOnClickMenuDelete : function(clickedEl) {
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// Delete warning AYS
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if ( confirm( navMenuL10n.warnDeleteMenu ) ) {
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return true;
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} else {
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return false;
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}
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},
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eventOnClickMenuItemDelete : function(clickedEl) {
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var itemID,
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matchedSection,
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that = this;
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// Delete warning AYS
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if ( confirm( navMenuL10n.warnDeleteMenuItem ) ) {
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matchedSection = /_wpnonce=([a-zA-Z0-9]*)$/.exec(clickedEl.href);
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if ( matchedSection && matchedSection[1] ) {
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itemID = parseInt(clickedEl.id.replace('delete-', ''), 10);
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$.post(
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ajaxurl,
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{
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action:'delete-menu-item',
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'menu-item':itemID,
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'_wpnonce':matchedSection[1]
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},
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function (resp) {
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if ( '1' == resp )
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that.removeMenuItem(document.getElementById('menu-item-' + itemID));
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}
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);
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return false;
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}
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return true;
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} else {
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return false;
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}
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},
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/**
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* Callback for the meta form submit action listener.
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*
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* @param object thisForm The submitted form.
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* @param object e The event object.
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*/
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eventSubmitMetaForm : function(thisForm, e) {
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var inputs = thisForm.getElementsByTagName('input'),
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i = inputs.length,
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j,
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listItemData,
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listItemDBID,
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listItemDBIDMatch,
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params = {},
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processMethod = function(){},
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re = new RegExp('menu-item\\[(\[^\\]\]*)');
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that = this;
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params['action'] = '';
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while ( i-- ) {
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if ( // we're submitting a checked item
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inputs[i].name &&
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-1 != inputs[i].name.indexOf('menu-item-object-id') &&
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inputs[i].checked ||
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( // or we're dealing with a custom link
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'undefined' != typeof inputs[i].id &&
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'custom-menu-item-url' == inputs[i].id &&
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'' != inputs[i].value &&
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'http://' != inputs[i].value
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)
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) {
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params['action'] = 'add-menu-item';
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processMethod = that.processAddMenuItemResponse;
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listItemDBIDMatch = re.exec(inputs[i].name);
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listItemDBID = 'undefined' == typeof listItemDBIDMatch[1] ? 0 : parseInt(listItemDBIDMatch[1], 10);
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listItemData = getListDataFromID(listItemDBID);
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for ( j in listItemData ) {
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params['menu-item[' + listItemDBID + '][' + j + ']'] = listItemData[j];
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}
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inputs[i].checked = false;
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// we're submitting a search term
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} else if (
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'' == params['action'] && // give precedence to adding items
|
|
'' != inputs[i].value &&
|
|
inputs[i].className &&
|
|
-1 != inputs[i].className.search(/quick-search\b[^-]/)
|
|
) {
|
|
params['action'] = 'menu-quick-search';
|
|
params['q'] = inputs[i].value;
|
|
params['response-format'] = 'markup';
|
|
params['type'] = inputs[i].name;
|
|
processMethod = that.processQuickSearchQueryResponse;
|
|
}
|
|
}
|
|
params['menu'] = thisForm.elements['menu'].value;
|
|
params['menu-settings-column-nonce'] = thisForm.elements['menu-settings-column-nonce'].value;
|
|
|
|
$.post( ajaxurl, params, function(menuMarkup) {
|
|
processMethod.call(that, menuMarkup, params);
|
|
$(thisForm).find('img.waiting').hide();
|
|
});
|
|
|
|
return false;
|
|
},
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
processAddMenuItemResponse : function( menuMarkup, req ) {
|
|
$(menuMarkup).hideAdvancedMenuItemFields().appendTo( menuList );
|
|
|
|
/* set custom link form back to defaults */
|
|
$('#custom-menu-item-name').val('').blur();
|
|
$('#custom-menu-item-url').val('http://');
|
|
},
|
|
|
|
/**
|
|
* Process the quick search response into a search result
|
|
*
|
|
* @param string resp The server response to the query.
|
|
* @param object req The request arguments.
|
|
*/
|
|
processQuickSearchQueryResponse : function(resp, req) {
|
|
if ( ! req )
|
|
req = {};
|
|
var wrap = document.createElement('ul'),
|
|
form = document.getElementById('nav-menu-meta'),
|
|
i,
|
|
items,
|
|
matched,
|
|
message,
|
|
newID,
|
|
pattern = new RegExp('menu-item\\[(\[^\\]\]*)'),
|
|
resultList;
|
|
|
|
// make a unique DB ID number
|
|
matched = pattern.exec(resp);
|
|
if ( matched && matched[1] ) {
|
|
newID = matched[1];
|
|
while( form.elements['menu-item[' + newID + '][menu-item-type]'] ) {
|
|
newID--;
|
|
}
|
|
|
|
if ( newID != matched[1] ) {
|
|
resp = resp.replace(new RegExp('menu-item\\[' + matched[1] + '\\]', 'g'), 'menu-item[' + newID + ']');
|
|
}
|
|
}
|
|
|
|
wrap.innerHTML = resp;
|
|
|
|
items = wrap.getElementsByTagName('li');
|
|
|
|
if ( items[0] && req.object_type ) {
|
|
resultList = document.getElementById(req.object_type + '-search-checklist');
|
|
if ( resultList ) {
|
|
resultList.appendChild(items[0]);
|
|
}
|
|
} else if ( req.type ) {
|
|
matched = /quick-search-(posttype|taxonomy)-([a-zA-Z_-]*)/.exec(req.type);
|
|
if ( matched && matched[2] ) {
|
|
resultList = document.getElementById(matched[2] + '-search-checklist');
|
|
if ( resultList ) {
|
|
i = items.length;
|
|
if ( ! i ) {
|
|
message = document.createElement('li');
|
|
message.appendChild(document.createTextNode(navMenuL10n.noResultsFound));
|
|
resultList.appendChild(message);
|
|
}
|
|
while( i-- ) {
|
|
resultList.appendChild(items[i]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
removeMenuItem : function(el) {
|
|
el = $(el)
|
|
var children = el.childMenuItems();
|
|
|
|
el.addClass('deleting').fadeOut( 350 , function() {
|
|
el.remove();
|
|
children.shiftDepthClass(-1).updateParentMenuItemDBId();
|
|
recalculateMenuItemPositions();
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
var wpNavMenu = new WPNavMenuHandler(jQuery);
|
|
|
|
jQuery(function() {
|
|
wpNavMenu.init();
|
|
});
|