/**
* Add hooks for front-end functionalities
*
* @since 0.9.0
*/
public static function init()
{
$active_types = Menu_Icons_Settings::get('global', 'icon_types');
if (empty($active_types)) {
return;
}
foreach (Menu_Icons::get('types') as $type) {
if (in_array($type->id, $active_types)) {
self::$icon_types[$type->id] = $type;
}
}
/**
* Allow themes/plugins to override the hidden label class
*
* @since 0.8.0
* @param string $hidden_label_class Hidden label class.
* @return string
*/
self::$hidden_label_class = apply_filters('menu_icons_hidden_label_class', self::$hidden_label_class);
/**
* Allow themes/plugins to override default inline style
*
* @since 0.9.0
* @param array $default_style Default inline style.
* @return array
*/
self::$default_style = apply_filters('menu_icons_default_style', self::$default_style);
add_action('wp_enqueue_scripts', array(__CLASS__, '_enqueue_styles'), 7);
add_filter('wp_nav_menu_args', array(__CLASS__, '_add_menu_item_title_filter'));
add_filter('wp_nav_menu', array(__CLASS__, '_remove_menu_item_title_filter'));
}
/**
* Perform actions after Menu Icons is fully loaded
*
* @since 0.8.0
* @wp_hook action menu_icons_loaded
* @return void
*/
public function _menu_icons_loaded()
{
$active_types = Menu_Icons_Settings::get('global', 'icon_types');
if (in_array($this->type, $active_types)) {
add_filter('upload_mimes', array($this, '_add_mime_type'));
}
}
/**
* Get setting values and apply sanitation
*
* @since 0.3.0
* @acess private
*/
private static function _get()
{
$settings = get_option('menu-icons', null);
if (is_null($settings)) {
$settings['global'] = self::$defaults['global'];
}
/**
* Check icon types
*
* A type could be enabled in the settings but disabled by a filter,
* so we need to 'fix' it here.
*/
if (!empty($settings['global']['icon_types'])) {
$active_types = array();
$icon_types = Menu_Icons::get('icon_types');
foreach ((array) $settings['global']['icon_types'] as $index => $id) {
if (isset($icon_types[$id])) {
$active_types[] = $id;
}
}
if ($settings['global']['icon_types'] !== $active_types) {
$settings['global']['icon_types'] = $active_types;
update_option('menu-icons', $settings);
}
}
self::$settings = $settings;
}
/**
* Print fields
*
* @since 0.1.0
* @access protected
* @uses add_action() Calls 'menu_icons_before_fields' hook
* @uses add_action() Calls 'menu_icons_after_fields' hook
* @wp_hook action menu_item_custom_fields/10/3
*
* @param object $item Menu item data object.
* @param int $depth Nav menu depth.
* @param array $args Menu item args.
* @param int $id Nav menu ID.
*
* @return string Form fields
*/
public static function _fields($id, $item, $depth, $args)
{
if (!class_exists('Kucrut_Form_Field')) {
require_once Menu_Icons::get('dir') . 'includes/library/form-fields.php';
}
$type_ids = array_values(array_filter(array_keys(self::_get_types())));
$input_id = sprintf('menu-icons-%d', $item->ID);
$input_name = sprintf('menu-icons[%d]', $item->ID);
$current = wp_parse_args(Menu_Icons::get_meta($item->ID), Menu_Icons_Settings::get_menu_settings(Menu_Icons_Settings::get_current_menu_id()));
?>
<div class="field-icon description-wide menu-icons-wrap">
<?php
/**
* Allow plugins/themes to inject HTML before menu icons' fields
*
* @param object $item Menu item data object.
* @param int $depth Nav menu depth.
* @param array $args Menu item args.
* @param int $id Nav menu ID.
*
*/
do_action('menu_icons_before_fields', $item, $depth, $args, $id);
?>
<div class="easy">
<p class="description submitbox">
<label><?php
esc_html_e('Icon:', 'menu-icons');
?>
</label>
<?php
printf('<a id="menu-icons-%1$d-select" class="_select" title="%2$s" data-id="%1$d" data-text="%2$s">%3$s</a>', esc_attr__($item->ID), esc_attr__('Select', 'menu-icons'), self::_get_preview($item->ID, $current));
?>
<?php
printf('<a id="menu-icons-%1$s-remove" class="_remove hidden submitdelete" data-id="%1$s">%2$s</a>', esc_attr($item->ID), esc_html__('Remove', 'menu-icons'));
?>
</p>
</div>
<div class="original hidden">
<p class="description">
<label for="<?php
echo esc_attr($input_id);
?>
-type"><?php
esc_html_e('Icon type', 'menu-icons');
?>
</label>
<?php
printf('<select id="%s-type" name="%s[type]" class="_type hasdep" data-dep-scope="div.menu-icons-wrap" data-dep-children=".field-icon-child" data-key="type">', esc_attr($input_id), esc_attr($input_name));
?>
<?php
foreach (self::_get_types() as $id => $props) {
?>
<?php
printf('<option value="%s"%s>%s</option>', esc_attr($id), selected(isset($current['type']) && $id === $current['type'], true, false), esc_html($props['label']));
?>
<?php
}
?>
</select>
</p>
<?php
foreach (self::_get_types() as $props) {
?>
<?php
if (!empty($props['field_cb']) && is_callable($props['field_cb'])) {
?>
<?php
call_user_func_array($props['field_cb'], array($item->ID, $current));
?>
<?php
}
?>
<?php
}
?>
<?php
foreach (self::_get_fields($current) as $field) {
$field = Kucrut_Form_Field::create($field, array('keys' => array('menu-icons', $item->ID), 'inline_description' => true));
?>
<p class="description field-icon-child" data-dep-on='<?php
echo wp_json_encode($type_ids);
?>
'>
<?php
printf('<label for="%s">%s</label>', esc_attr($field->id), esc_html($field->label));
?>
<?php
$field->render();
?>
</p>
<?php
}
?>
</div>
<?php
/**
* Allow plugins/themes to inject HTML after menu icons' fields
*
* @param object $item Menu item data object.
* @param int $depth Nav menu depth.
* @param array $args Menu item args.
* @param int $id Nav menu ID.
*
*/
do_action('menu_icons_after_fields', $item, $depth, $args, $id);
?>
</div>
<?php
}
/**
* Initialize
*
* 1. Get registered types from Icon Picker
* 2. Load settings
* 3. Load front-end functionalities
*
* @since 0.1.0
* @since 0.9.0 Hook into `icon_picker_init`.
* @wp_hook action icon_picker_init
* @link http://codex.wordpress.org/Plugin_API/Action_Reference
*/
public static function _init()
{
/**
* Allow themes/plugins to add/remove icon types
*
* @since 0.1.0
* @param array $types Icon types
*/
self::$data['types'] = apply_filters('menu_icons_types', Icon_Picker_Types_Registry::instance()->types);
// Nothing to do if there are no icon types registered.
if (empty(self::$data['types'])) {
if (WP_DEBUG) {
trigger_error(esc_html__('Menu Icons: No registered icon types found.', 'menu-icons'));
}
return;
}
// Load settings.
require_once self::$data['dir'] . 'includes/settings.php';
Menu_Icons_Settings::init();
// Load front-end functionalities.
if (!is_admin()) {
require_once self::$data['dir'] . '/includes/front.php';
Menu_Icons_Front_End::init();
}
do_action('menu_icons_loaded');
}
/**
* Add filter to 'the_title' hook
*
* We need to filter the menu item title but **not** regular post titles.
* Thus, we're adding the filter when `wp_nav_menu()` is called.
*
* @since 0.1.0
* @link http://codex.wordpress.org/Plugin_API/Action_Reference/wp_nav_menu_args Filter: wp_nav_menu_args/999/2
* @param array $args Not used
*
* @return array
*/
public function _add_menu_item_title_filter($args)
{
$menu_id = Menu_Icons::get_nav_menu_id($args);
if (false !== $menu_id) {
$this->menu_settings = Menu_Icons_Settings::get_menu_settings($menu_id);
add_filter('the_title', array($this, '_filter_menu_item_title'), 999, 2);
}
return $args;
}
/**
* Enqueue stylesheets
*
* @since 0.1.0
* @access protected
* @wp_hook action wp_enqueue_scripts/10
* @link http://codex.wordpress.org/Plugin_API/Action_Reference/wp_enqueue_scripts Action: wp_enqueue_scripts/10
*/
public static function _enqueue_styles()
{
// Enqueue icon types' stylesheets
foreach (Menu_Icons_Settings::get('global', 'icon_types') as $id) {
if (isset(self::$data['icon_types'][$id])) {
self::enqueue_type_stylesheet($id, self::$data['icon_types'][$id]);
}
}
wp_enqueue_style('menu-icons-extra', Menu_Icons::get('url') . 'css/extra' . self::get_script_suffix() . '.css', false, Menu_Icons::VERSION);
}
/**
* Settings init
*
* @since 0.3.0
*/
public static function init()
{
/**
* Allow themes/plugins to override the default settings
*
* @since 0.9.0
* @param array $default_settings Default settings.
*/
self::$defaults = apply_filters('menu_icons_settings_defaults', self::$defaults);
self::$settings = get_option('menu-icons', self::$defaults);
foreach (self::$settings as $key => &$value) {
if ('global' === $key) {
// Remove unregistered icon types.
$value['icon_types'] = array_values(array_intersect(array_keys(Menu_Icons::get('types')), array_filter((array) $value['icon_types'])));
} else {
// Backward-compatibility.
if (isset($value['width']) && !isset($value['svg_width'])) {
$value['svg_width'] = $value['width'];
}
unset($value['width']);
}
}
unset($value);
/**
* Allow themes/plugins to override the settings
*
* @since 0.9.0
* @param array $settings Menu Icons settings.
*/
self::$settings = apply_filters('menu_icons_settings', self::$settings);
if (self::is_menu_icons_disabled_for_menu()) {
return;
}
if (!empty(self::$settings['global']['icon_types'])) {
require_once Menu_Icons::get('dir') . 'includes/picker.php';
Menu_Icons_Picker::init();
self::$script_deps[] = 'icon-picker';
}
add_action('load-nav-menus.php', array(__CLASS__, '_load_nav_menus'), 1);
add_action('wp_ajax_menu_icons_update_settings', array(__CLASS__, '_ajax_menu_icons_update_settings'));
}
/**
* Print fields
*
* @since 0.1.0
* @access protected
* @uses add_action() Calls 'menu_icons_before_fields' hook
* @uses add_action() Calls 'menu_icons_after_fields' hook
* @wp_hook action menu_item_custom_fields
*
* @param object $item Menu item data object.
* @param int $depth Nav menu depth.
* @param array $args Menu item args.
* @param int $id Nav menu ID.
*
* @return string Form fields
*/
public static function _fields($id, $item, $depth, $args)
{
$input_id = sprintf('menu-icons-%d', $item->ID);
$input_name = sprintf('menu-icons[%d]', $item->ID);
$menu_settings = Menu_Icons_Settings::get_menu_settings(Menu_Icons_Settings::get_current_menu_id());
$meta = Menu_Icons_Meta::get($item->ID, $menu_settings);
$fields = self::_get_menu_item_fields($meta);
?>
<div class="field-icon description-wide menu-icons-wrap" data-id="<?php
echo json_encode($item->ID);
?>
">
<?php
/**
* Allow plugins/themes to inject HTML before menu icons' fields
*
* @param object $item Menu item data object.
* @param int $depth Nav menu depth.
* @param array $args Menu item args.
* @param int $id Nav menu ID.
*
*/
do_action('menu_icons_before_fields', $item, $depth, $args, $id);
?>
<p class="description submitbox">
<label><?php
esc_html_e('Icon:', 'menu-icons');
?>
</label>
<?php
printf('<a class="_select">%s</a>', esc_html__('Select', 'menu-icons'));
?>
<?php
printf('<a class="_remove submitdelete hidden">%s</a>', esc_html__('Remove', 'menu-icons'));
?>
</p>
<div class="_settings hidden">
<?php
foreach ($fields as $field) {
printf('<label>%1$s: <input type="text" name="%2$s" class="_mi-%3$s" value="%4$s" /></label><br />', esc_html($field['label']), esc_attr("{$input_name}[{$field['id']}]"), esc_attr($field['id']), esc_attr($field['value']));
}
// The fields below will not be saved. They're only used for the preview.
printf('<input type="hidden" class="_mi-url" value="%s" />', esc_attr($meta['url']));
?>
</div>
<?php
/**
* Allow plugins/themes to inject HTML after menu icons' fields
*
* @param object $item Menu item data object.
* @param int $depth Nav menu depth.
* @param array $args Menu item args.
* @param int $id Nav menu ID.
*
*/
do_action('menu_icons_after_fields', $item, $depth, $args, $id);
?>
</div>
<?php
}