quadmenu / includes / frontend / walker / QuadMenuWalker.class.php

QuadMenuWalker.class.php in QuadMenu – Mega Menu 1.8.4, at includes/frontend/walker/QuadMenuWalker.class.php

146 lines 4.9 KB

Raw Download Zip

1	<?php
2	if (!defined('ABSPATH')) {
3	die('-1');
4	}
5
6	class QuadMenuWalker extends Walker_Nav_Menu {
7
8	var $item_stack = array();
9	var $current_umitem;
10	var $auto_child = '';
11
12	function __construct() {
13
14	}
15
16	function display_element($element, &$children_elements, $max_depth, $depth = 0, $args, &$output) {
17
18	if (!$element)
19	return;
20
21	$id_field = $this->db_fields['id'];
22
23	$has_children = !empty($children_elements[$element->{$id_field}]);
24
25	if (isset($args[0]) && is_array($args[0])) {
26	$args[0]['has_children'] = $has_children;
27	}
28
29	$cb_args = array_merge(array(&$output, $element, $depth), $args);
30
31	$id = $element->{$id_field}; // Moved up
32
33	$umitem_obect_class = apply_filters('quadmenu_item_object_class', 'QuadMenuItemDefault', $element, $id, $this->auto_child);
34
35	$umitem = new $umitem_obect_class($output, $element, $depth, $cb_args[3], $id, $this, $has_children, $children_elements); //The $args that get passed to start_el are $cb[3] -- i.e. the 4the element in the array merged above
36
37	$this->push_item($umitem);
38
39	call_user_func_array(array($this, 'start_el'), $cb_args);
40
41	// descend only when the depth is right and there are childrens for this element
42	if (($max_depth == 0 \|\| $max_depth > $depth + 1 ) && isset($children_elements[$id])) {
43
44	foreach ($children_elements[$id] as $child) {
45
46	if (!isset($newlevel)) {
47	$newlevel = true;
48	//start the child delimiter
49	$cb_args = array_merge(array(&$output, $depth), $args);
50	call_user_func_array(array($this, 'start_lvl'), $cb_args);
51	}
52	$this->display_element($child, $children_elements, $max_depth, $depth + 1, $args, $output);
53	}
54
55	//Unset this item's children elements
56	unset($children_elements[$id]); //TODO!!!
57	}
58
59	if (isset($newlevel) && $newlevel) {
60	//end the child delimiter
61	$cb_args = array_merge(array(&$output, $depth), $args);
62	call_user_func_array(array($this, 'end_lvl'), $cb_args);
63	}
64
65
66	$cb_args = array_merge(array(&$output, $element, $depth), $args);
67
68	call_user_func_array(array($this, 'end_el'), $cb_args);
69	}
70
71	function start_lvl(&$output, $depth = 0, $args = array()) {
72	//$indent = str_repeat("\t", $depth);
73	$this->current_umitem->start_lvl();
74	}
75
76	function end_lvl(&$output, $depth = 0, $args = array()) {
77	//$indent = str_repeat("\t", $depth);
78	$this->current_umitem->end_lvl();
79	}
80
81	function start_el(&$output, $item, $depth = 0, $args = array(), $id = 0) {
82
83	$this->current_umitem->start_el();
84	}
85
86	function end_el(&$output, $item, $depth = 0, $args = array()) {
87	$this->current_umitem->end_el();
88	$this->pop_item();
89	}
90
91	function push_item($umitem) {
92	$this->item_stack[] = $umitem;
93	$this->current_umitem = $umitem;
94	}
95
96	function pop_item() {
97	$umitem = array_pop($this->item_stack);
98	$this->current_umitem = $this->current_item();
99	}
100
101	function current_item() {
102	return end($this->item_stack);
103	}
104
105	public static function fallback($args) {
106
107	global $_wp_registered_nav_menus;
108
109	if (!current_user_can('manage_options'))
110	return;
111
112	extract($args);
113
114	ob_start();
115	?>
116	<li class="quadmenu-item quadmenu-item-object-custom quadmenu-item-level-0 quadmenu-item-type-default quadmenu-has-title quadmenu-has-icon quadmenu-has-link">
117	<a title="<?php printf(esc_html__('Add a menu to %1$s', 'quadmenu'), $_wp_registered_nav_menus[$theme_location]); ?>" href="<?php echo admin_url('nav-menus.php'); ?>">
118	<span class="quadmenu-item-content">
119	<span class="quadmenu-text"><?php printf(esc_html__('Add a menu to %1$s', 'quadmenu'), $_wp_registered_nav_menus[$theme_location]); ?></span>
120	</span>
121	</a>
122	</li>
123	<li class="quadmenu-item quadmenu-item-object-custom quadmenu-item-level-0 quadmenu-item-type-default quadmenu-has-title quadmenu-has-icon quadmenu-has-link">
124	<a title="<?php esc_html_e('Documentation', 'quadmenu'); ?>" href="<?php echo esc_url(QUADMENU_DOCUMENTATION); ?>">
125	<span class="quadmenu-item-content">
126	<span class="quadmenu-text"><?php esc_html_e('Documentation', 'quadmenu'); ?></span>
127	</span>
128	</a>
129	</li>
130	<li class="quadmenu-item quadmenu-item-object-custom quadmenu-item-level-0 quadmenu-item-type-default quadmenu-has-title quadmenu-has-icon quadmenu-has-link">
131	<a title="<?php esc_html_e('Demo', 'quadmenu'); ?>" href="<?php echo esc_url(QUADMENU_DEMO); ?>">
132	<span class="quadmenu-item-content">
133	<span class="quadmenu-text"><?php esc_html_e('Demo', 'quadmenu'); ?></span>
134	</span>
135	</a>
136	</li>
137	<?php
138	$menu = ob_get_clean();
139
140	$nav_menu = sprintf($items_wrap, esc_attr($menu_id), esc_attr($menu_class), $menu);
141
142	return quadmenu_layout($nav_menu, (object) $args);
143	}
144
145	}
146