Initial commit

wp-content/plugins/menu-icons/vendor/codeinwp/menu-item-custom-fields/walker-nav-menu-edit.php

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+<?php
+
+/**
+ * Custom Walker for Nav Menu Editor
+ *
+ * We're separating this class from the plugin file because Walker_Nav_Menu_Edit
+ * is only loaded on the wp-admin/nav-menus.php page.
+ *
+ * Based on {@link https://twitter.com/westonruter Weston Ruter}'s {@link https://gist.github.com/3802459 gist}
+ *
+ * @package Menu_Item_Custom_Fields
+ * @version 1.0.0
+ * @author Dzikri Aziz <kvcrvt@gmail.com>
+ */
+class Menu_Item_Custom_Fields_Walker extends Walker_Nav_Menu_Edit {
+
+	/**
+	 * Start the element output.
+	 *
+	 * We're injecting our custom fields after the div.submitbox
+	 *
+	 * @see Walker_Nav_Menu::start_el()
+	 * @since 0.1.0
+	 * @since 0.2.0 Update regex pattern to support WordPress 4.7's markup.
+	 *
+	 * @param string $output Passed by reference. Used to append additional content.
+	 * @param object $item   Menu item data object.
+	 * @param int    $depth  Depth of menu item. Used for padding.
+	 * @param array  $args   Menu item args.
+	 * @param int    $id     Nav menu ID.
+	 */
+	function start_el( &$output, $item, $depth = 0, $args = array(), $id = 0 ) {
+		$item_output = '';
+
+		parent::start_el( $item_output, $item, $depth, $args, $id );
+
+		$output .= preg_replace(
+			// NOTE: Check this regex from time to time!
+			'/(?=<(fieldset|p)[^>]+class="[^"]*field-move)/',
+			$this->get_fields( $item, $depth, $args ),
+			$item_output
+		);
+	}
+
+
+	/**
+	 * Get custom fields
+	 *
+	 * @access protected
+	 * @since 0.1.0
+	 * @uses add_action() Calls 'menu_item_custom_fields' hook
+	 *
+	 * @param object $item   Menu item data object.
+	 * @param int    $depth  Depth of menu item. Used for padding.
+	 * @param array  $args   Menu item args.
+	 * @param int    $id     Nav menu ID.
+	 *
+	 * @return string Form fields
+	 */
+	protected function get_fields( $item, $depth, $args = array(), $id = 0 ) {
+		ob_start();
+
+		/**
+		 * Get menu item custom fields from plugins/themes
+		 *
+		 * @since 0.1.0
+		 * @since 1.0.0 Pass correct parameters.
+		 *
+		 * @param int    $item_id  Menu item ID.
+		 * @param object $item     Menu item data object.
+		 * @param int    $depth    Depth of menu item. Used for padding.
+		 * @param array  $args     Menu item args.
+		 * @param int    $id       Nav menu ID.
+		 *
+		 * @return string Custom fields HTML.
+		 */
+		do_action( 'wp_nav_menu_item_custom_fields', $item->ID, $item, $depth, $args, $id );
+
+		return ob_get_clean();
+	}
+}