File: /www/wwwroot/fni.gov.mz/wp-content/themes/Newspaper/includes/wp_booster/td_menu.php
<?php
/**
* Class td_menu
* v 1.1 10 oct 2014
*/
// the menu
class td_menu {
private static $instance;
var $is_header_menu_mobile = true;
function __construct() {
add_action( 'init', array($this, 'hook_init'));
if (is_admin()) {
add_action('wp_update_nav_menu_item', array( $this, 'hook_wp_update_nav_menu_item'), 10, 3);
add_filter('wp_edit_nav_menu_walker', array($this, 'hook_wp_edit_nav_menu_walker'));
}
add_filter('wp_nav_menu_objects', array($this, 'hook_wp_nav_menu_objects'), 10, 2);
}
static function get_instance() {
if ( !isset( self::$instance ) ) {
self::$instance = new td_menu();
}
return self::$instance;
}
function hook_wp_edit_nav_menu_walker () {
//include_once('td_menu_back.php');
return 'td_nav_menu_edit_walker';
}
function hook_wp_update_nav_menu_item ($menu_id, $menu_item_db_id, $args) {
//mega menu category
if (isset($_POST['td_mega_menu_cat'][$menu_item_db_id])) {
//print_r($_POST);
update_post_meta($menu_item_db_id, 'td_mega_menu_cat', $_POST['td_mega_menu_cat'][$menu_item_db_id]);
}
//mega menu page
if (isset($_POST['td_mega_menu_page_id'][$menu_item_db_id])) {
update_post_meta($menu_item_db_id, 'td_mega_menu_page_id', $_POST['td_mega_menu_page_id'][$menu_item_db_id]);
}
}
/**
* adds mega menu support
* @param $items
* @param string $args
* @return array
*/
function hook_wp_nav_menu_objects($items, $args = '') {
/**
* detect menus added by the cloud library menu shortcode and do nothing
* we use a diffrent walker for those menus
**/
$exclude_block_ids = array('tdb-block-menu', 'tdb-horiz-menu');
if ( !empty($args->menu_id) && in_array( $args->menu_id, $exclude_block_ids ) )
return $items;
//echo PHP_EOL .'<pre> the THEME menu hook runs </pre>';
// Internal array to keep the references of the items (ID item is the key -> item itself)
// This helps to not look for an item into the $items list
$_items_ref = array();
$items_buffy = array();
$td_is_firstMenu = true;
//print_r($items);
foreach ($items as &$item) {
$_items_ref[$item->ID] = $item;
/**
* $item
* -> $item (is_mega_menu = true) - this item is a mega menu
*/
$item->is_mega_menu = false; // all items should have this property, we just init it here - when an item has this flag on it means that the item is the mega menu dropdown!
// first menu fix
if ($td_is_firstMenu) {
$item->classes[] = 'menu-item-first';
$td_is_firstMenu = false;
}
// fix the down arros + shortcodes
if (strpos($item->title,'[') === false) {
} else {
//on shortcodes [home] etc.. do not show down arrow
$item->classes[] = 'td-no-down-arrow';
}
//run shortcodes
$item->title = do_shortcode($item->title);
//read mega menu and mega page menu settings
$td_mega_menu_cat = get_post_meta($item->ID, 'td_mega_menu_cat', true);
$td_mega_menu_page_id = get_post_meta($item->ID, 'td_mega_menu_page_id', true);
if ($this->is_header_menu_mobile === true) {
// a item in the mobile menu
/**
* we are in the mobile menu location
*/
if ($td_mega_menu_cat != '') {
//this is a mega menu, do a category check
//add the parent item
$items_buffy[] = $item;
$td_render_atts = td_api_block::get_key('td_block_mega_menu', 'render_atts');
$td_show_child_cat = 5;
if (isset($td_render_atts['show_child_cat'])) {
$td_show_child_cat = $td_render_atts['show_child_cat'];
}
//check for subcategories
$td_subcategories = get_categories(array(
'child_of' => $td_mega_menu_cat,
'number' => $td_show_child_cat //
));
if (!empty($td_subcategories)) {
$item->classes[] = 'menu-item-has-children'; // add the extra class for the dropdown to work
/**
* - Because 'current_item_parent' (true/false) item property is not set by wp,
* we use an additional flag 'td_is_parent' to mark the parent elements of the tree menu
* - For the moment, the 'td_is_parent' flag is used just by the 'td_walker_mobile_menu'
* walker of the mobile theme version @see td_walker_mobile_menu
*/
if (array_key_exists($item->ID, $_items_ref)) {
$_items_ref[$item->ID]->td_is_parent = true;
}
foreach ($td_subcategories as $td_category) {
$new_item = $this->generate_wp_post();
$new_item->is_mega_menu = false; //this is sent to the menu walkers
$new_item->menu_item_parent = $item->ID;
$new_item->url = get_category_link($td_category->cat_ID);
$new_item->title = $td_category->name;
$items_buffy[] = $new_item;
}
}
} else {
// this item is a normal item in the mobile menu
$items_buffy[] = $item;
}
}
elseif ($td_mega_menu_page_id != '' && td_api_features::is_enabled('page_mega_menu') === true) {
// a item with a page - pege mega menu
// the parent item (the one that appears in the main menu)
$item->classes[] = 'td-menu-item';
$item->classes[] = 'td-mega-menu';
$item->classes[] = 'td-mega-menu-page';
$items_buffy[] = $item;
//create a new mega menu item: - this is just the dropdown menu / not the parrent
$new_item = $this->generate_wp_post();
$new_item->is_mega_menu = true; //this is sent to the menu walkers
$new_item->menu_item_parent = $item->ID;
$new_item->url = '';
//read the page content
$content_post = get_post($td_mega_menu_page_id);
$content = $content_post->post_content;
$content = apply_filters('the_content', $content);
$content = str_replace(']]>', ']]>', $content);
$new_item->title = '<div class="td-container-border"><div class="td-mega-grid">';
// the has_filter check is made for plugins, like bbpress, who think it's okay to remove all filters on 'the_content'
if (!has_filter('the_content', 'do_shortcode')) {
$new_item->title .= do_shortcode($content);
} else {
$new_item->title .= $content;
}
$new_item->title .= '</div></div>';
$items_buffy[] = $new_item;
}
elseif ($td_mega_menu_cat != '') {
// a item with a category mega menu
// the parent item (the one that appears in the main menu)
$item->classes[] = 'td-menu-item';
$item->classes[] = 'td-mega-menu';
$items_buffy[] = $item;
//create a new mega menu item: - this is just the dropdown menu / not the parrent
$new_item = $this->generate_wp_post();
/*
* it's a mega menu,
* - set the is_mega_menu flag
* - alter the last item classes $last_item
* - change the title and url of the current item
*/
$new_item->is_mega_menu = true; //this is sent to the menu walkers
$new_item->menu_item_parent = $item->ID;
$new_item->url = '';
$new_item->title = '<div class="td-container-border"><div class="td-mega-grid">';
$td_render_atts = td_api_block::get_key('td_block_mega_menu', 'render_atts');
$new_item->title .= td_global_blocks::get_instance('td_block_mega_menu')->render(
array(
'limit' => '5',
'td_column_number' => 3,
'ajax_pagination' => 'next_prev',
'category_id' => $td_mega_menu_cat,
'show_child_cat' => $td_render_atts['show_child_cat'],
'td_ajax_filter_type' => 'td_category_ids_filter',
'td_ajax_preloading' => td_util::get_option('tds_mega_menu_ajax_preloading')
));
$new_item->title .= '</div></div>';
$items_buffy[] = $new_item;
}
else {
// normal menu item
$item->classes[] = 'td-menu-item';
$item->classes[] = 'td-normal-menu';
$items_buffy[] = $item;
}
/**
* - Because 'current_item_parent' (true/false) item property is not set by wp,
* we use an additional flag 'td_is_parent' to mark the parent elements of the tree menu
* - For the moment, the 'td_is_parent' flag is used just by the 'td_walker_mobile_menu'
* walker of the mobile theme version @see td_walker_mobile_menu
*/
if (isset($item->menu_item_parent) && 0 !== intval($item->menu_item_parent) && array_key_exists(intval($item->menu_item_parent), $_items_ref)) {
$_items_ref[intval($item->menu_item_parent)]->td_is_parent = true;
// WPML FIX!
// When WPML language switcher is set in menu, on mobile it didn't render right (the first level element did not allow to open its submenu)
} else if (strpos( $item->ID, 'wpml') === 0 && in_array('menu-item-has-children', $item->classes )) {
if (array_key_exists($item->ID, $_items_ref)) {
$_items_ref[$item->ID]->td_is_parent = true;
}
}
} //end foreach
// we have two header-menu locations and the fist one is the mobile menu
// the second one is the header menu
if ($args->theme_location == 'header-menu') {
$this->is_header_menu_mobile = false;
}
//print_r($items_buffy);
//die;
return $items_buffy;
}
function hook_init() {
register_nav_menus(
array(
'top-menu' => 'Top Header Menu',
'header-menu' => 'Header Menu (main)',
'footer-menu' => 'Footer Menu'
)
);
}
function generate_wp_post() {
$post = new stdClass;
$post->ID = 0;
$post->post_author = '';
$post->post_date = '';
$post->post_date_gmt = '';
$post->post_password = '';
$post->post_type = 'menu_tds';
$post->post_status = 'draft';
$post->to_ping = '';
$post->pinged = '';
$post->comment_status = '';
$post->ping_status = '';
$post->post_pingback = '';
//$post->post_category = '';
$post->page_template = 'default';
$post->post_parent = 0;
$post->menu_order = 0;
return new WP_Post($post);
}
}
// Here's created the instance of 'td_menu' class
td_menu::get_instance();
//this walker is used to remove a wrapping <a> around the megamenu
class td_tagdiv_walker_nav_menu extends Walker_Nav_Menu {
function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
$class_names = $value = '';
$classes = empty( $item->classes ) ? array() : (array) $item->classes;
$classes[] = 'menu-item-' . $item->ID;
/**
* Filter the CSS class(es) applied to a menu item's <li>.
*
* @since 3.0.0
*
* @param array $classes The CSS classes that are applied to the menu item's <li>.
* @param object $item The current menu item.
* @param array $args An array of arguments. @see wp_nav_menu()
*/
$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) );
$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
/**
* Filter the ID applied to a menu item's <li>.
*
* @since 3.0.1
*
* @param string The ID that is applied to the menu item's <li>.
* @param object $item The current menu item.
* @param array $args An array of arguments. @see wp_nav_menu()
*/
$id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args );
$id = $id ? ' id="' . esc_attr( $id ) . '"' : '';
$output .= $indent . '<li' . $id . $value . $class_names .'>';
$atts = array();
$atts['title'] = ! empty( $item->attr_title ) ? $item->attr_title : '';
$atts['target'] = ! empty( $item->target ) ? $item->target : '';
$atts['rel'] = ! empty( $item->xfn ) ? $item->xfn : '';
$atts['href'] = ! empty( $item->url ) ? $item->url : '';
/**
* Filter the HTML attributes applied to a menu item's <a>.
*
* @since 3.6.0
*
* @param array $atts {
* The HTML attributes applied to the menu item's <a>, empty strings are ignored.
*
* @type string $title The title attribute.
* @type string $target The target attribute.
* @type string $rel The rel attribute.
* @type string $href The href attribute.
* }
* @param object $item The current menu item.
* @param array $args An array of arguments. @see wp_nav_menu()
*/
$atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args );
$attributes = '';
foreach ( $atts as $attr => $value ) {
if ( ! empty( $value ) ) {
$value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
$attributes .= ' ' . $attr . '="' . $value . '"';
}
}
$item_output = $args->before;
//tagdiv - megamenu disable link from from includes/wp_booster/td_menu.php hook_wp_nav_menu_objects
if ($item->is_mega_menu == false) {
$item_output .= '<a'. $attributes .'>';
}
/** This filter is documented in wp-includes/post-template.php */
$item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after;
//tagdiv - megamenu disable link from includes/wp_booster/td_menu.php hook_wp_nav_menu_objects
if ($item->is_mega_menu == false) {
$item_output .= '</a>';
}
$item_output .= $args->after;
/**
* Filter a menu item's starting output.
*
* The menu item's starting output only includes $args->before, the opening <a>,
* the menu item's title, the closing </a>, and $args->after. Currently, there is
* no filter for modifying the opening and closing <li> for a menu item.
*
* @since 3.0.0
*
* @param string $item_output The menu item's starting HTML output.
* @param object $item Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
* @param array $args An array of arguments. @see wp_nav_menu()
*/
$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
}
}
class td_walker_mobile_menu extends Walker_Nav_Menu {
public function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
$indent = ( $depth ) ? str_repeat( "\t", $depth ) : '';
$classes = empty( $item->classes ) ? array() : (array) $item->classes;
$classes[] = 'menu-item-' . $item->ID;
/**
* Filter the CSS class(es) applied to a menu item's list item element.
*
* @since 3.0.0
* @since 4.1.0 The `$depth` parameter was added.
*
* @param array $classes The CSS classes that are applied to the menu item's `<li>` element.
* @param object $item The current menu item.
* @param array $args An array of {@see wp_nav_menu()} arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args, $depth ) );
$class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : '';
/**
* Filter the ID applied to a menu item's list item element.
*
* @since 3.0.1
* @since 4.1.0 The `$depth` parameter was added.
*
* @param string $menu_id The ID that is applied to the menu item's `<li>` element.
* @param object $item The current menu item.
* @param array $args An array of {@see wp_nav_menu()} arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args, $depth );
$id = $id ? ' id="' . esc_attr( $id ) . '"' : '';
$output .= $indent . '<li' . $id . $class_names .'>';
$atts = array();
$atts['title'] = ! empty( $item->attr_title ) ? $item->attr_title : '';
$atts['target'] = ! empty( $item->target ) ? $item->target : '';
$atts['rel'] = ! empty( $item->xfn ) ? $item->xfn : '';
$atts['href'] = ! empty( $item->url ) ? $item->url : '';
/**
* Filter the HTML attributes applied to a menu item's anchor element.
*
* @since 3.6.0
* @since 4.1.0 The `$depth` parameter was added.
*
* @param array $atts {
* The HTML attributes applied to the menu item's `<a>` element, empty strings are ignored.
*
* @type string $title Title attribute.
* @type string $target Target attribute.
* @type string $rel The rel attribute.
* @type string $href The href attribute.
* }
* @param object $item The current menu item.
* @param array $args An array of {@see wp_nav_menu()} arguments.
* @param int $depth Depth of menu item. Used for padding.
*/
$atts = apply_filters( 'nav_menu_link_attributes', $atts, $item, $args, $depth );
$attributes = '';
foreach ( $atts as $attr => $value ) {
if ( ! empty( $value ) ) {
$value = ( 'href' === $attr ) ? esc_url( $value ) : esc_attr( $value );
$attributes .= ' ' . $attr . '="' . $value . '"';
}
}
$item_output = $args->before;
$item_output .= '<a'. $attributes .'>';
/** This filter is documented in wp-includes/post-template.php */
$item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID );
// TAGDIV: The $link_after of args is added for parent items
if (isset($item->td_is_parent) && true === $item->td_is_parent) {
$item_output .= $args->link_after;
}
$item_output .= '</a>';
$item_output .= $args->after;
/**
* Filter a menu item's starting output.
*
* The menu item's starting output only includes `$args->before`, the opening `<a>`,
* the menu item's title, the closing `</a>`, and `$args->after`. Currently, there is
* no filter for modifying the opening and closing `<li>` for a menu item.
*
* @since 3.0.0
*
* @param string $item_output The menu item's starting HTML output.
* @param object $item Menu item data object.
* @param int $depth Depth of menu item. Used for padding.
* @param array $args An array of {@see wp_nav_menu()} arguments.
*/
$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args );
}
}