khaihihi

wp-content/plugins/revslider/includes/page-template.class.php

@@ -0,0 +1,174 @@
+<?php
+/**
+ * @author    ThemePunch <info@themepunch.com>
+ * @link      https://www.themepunch.com/
+ * @copyright 2019 ThemePunch
+ */
+
+if( !defined( 'ABSPATH') ) exit();
+
+class RevSliderPageTemplate {
+
+	/**
+	 * A reference to an instance of this class.
+	 */
+	private static $instance;
+
+	/**
+	 * The array of templates that this plugin tracks.
+	 */
+	protected $templates;
+
+
+	/**
+	 * Returns an instance of this class. 
+	 */
+	public static function get_instance() {
+
+		if( null == self::$instance ) {
+			self::$instance = new RevSliderPageTemplate();
+		}
+		
+		return self::$instance;
+
+	} 
+
+	/**
+	 * Initializes the plugin by setting filters and administration functions.
+	 */
+	private function __construct() {
+
+		$this->templates = array();
+
+
+		// Add a filter to the attributes metabox to inject template into the cache.
+		add_filter(
+			'page_attributes_dropdown_pages_args',
+			array( $this, 'register_project_templates' ) 
+		);
+
+
+		// Add a filter to the save post to inject out template into the page cache
+		add_filter(
+			'wp_insert_post_data', 
+			array( $this, 'register_project_templates' ) 
+		);
+
+
+		// Add a filter to the template include to determine if the page has our 
+		// template assigned and return it's path
+		add_filter(
+			'template_include', 
+			array( $this, 'view_project_template') 
+		);
+
+
+		// Add your templates to this array.
+		$this->templates = array(
+			'../public/views/revslider-page-template.php' => 'Slider Revolution Blank Template',
+		);
+		
+		// Fix for WP 4.7
+		add_filter( 'theme_page_templates', array($this, 'register_project_templates_new' ) );
+
+		// Add filters to the attributes metabox to inject templates to all posts
+		$types = get_post_types( [], 'objects' );
+		foreach ( $types as $type => $values ) {
+			if ( isset( $type ) ) {
+				$type_name = 'theme_' . $type . '_templates';
+				add_filter( $type_name , array( $this, 'add_post_templates' ));
+			}
+		}
+		
+	} 
+
+
+	// Adds our template to the new post templates setting (WP >= 4.7)
+	public function register_project_templates_new( $post_templates ) {
+	    
+		$post_templates = array_merge( $post_templates, $this->templates );
+	 
+	    return $post_templates;
+	}
+
+
+	public function  add_post_templates( $templates ) {
+
+		$my_virtual_templates = array(
+			'../public/views/revslider-page-template.php' => 'Slider Revolution Blank Template',
+		);
+
+		// Merge with any templates already available
+		$templates = array_merge( $templates, $my_virtual_templates );
+	
+		return $templates;
+	}
+
+
+	/**
+	 * Adds our template to the pages cache in order to trick WordPress
+	 * into thinking the template file exists where it doens't really exist.
+	 *
+	 */
+
+	public function register_project_templates( $atts ) {
+
+		// Create the key used for the themes cache
+		$cache_key = 'page_templates-' . md5( get_theme_root() . '/' . get_stylesheet() );
+
+		// Retrieve the cache list. 
+		// If it doesn't exist, or it's empty prepare an array
+		$templates = wp_get_theme()->get_page_templates();
+
+		if ( empty( $templates ) ) {
+			$templates = array();
+		} 
+
+		// New cache, therefore remove the old one
+		wp_cache_delete( $cache_key , 'themes');
+
+		// Now add our template to the list of templates by merging our templates
+		// with the existing templates array from the cache.
+		$templates = array_merge( $templates, $this->templates );
+
+		// Add the modified cache to allow WordPress to pick it up for listing
+		// available templates
+		wp_cache_add( $cache_key, $templates, 'themes', 1800 );
+
+		return $atts;
+
+	} 
+
+	/**
+	 * Checks if the template is assigned to the page
+	 */
+	public function view_project_template( $template ) {
+
+		global $post;
+		
+		if(!isset($post->ID)) return $template;
+			
+		if (!isset($this->templates[get_post_meta( 
+			$post->ID, '_wp_page_template', true 
+		)] ) ) {
+		
+			return $template;
+			
+		} 
+
+		$file = plugin_dir_path(__FILE__). get_post_meta( 
+			$post->ID, '_wp_page_template', true 
+		);
+		
+		// Just to be safe, we check if the file exist first
+		if( file_exists( $file ) ) {
+			return $file;
+		} 
+		else { echo $file; }
+
+		return $template;
+
+	}
+}
+
+?>