Ticket #43740: 43740.diff

.php

@@ -219 +219 @@
          */
         public $filter;
 
+
+        /**
+         * Array of instances associated with support keys
+         *
+         * Used by hooks to delegate to
+         *
+         * @var object[]
+         */
+        private $supports = array();
+
         /**
          * Retrieve WP_Post instance.
          *
          * @since 3.5.0
          * @static
+         * @access public
          *
          * @global wpdb $wpdb WordPress database abstraction object.
          *
@@ -263 +274 @@
          * @param WP_Post|object $post Post object.
          */
         public function __construct( $post ) {
-                foreach ( get_object_vars( $post ) as $key => $value )
+                foreach ( get_object_vars( $post ) as $key => $value ) {
                         $this->$key = $value;
+                }
+                foreach( get_all_post_type_supports( $this->post_type ) as $supports ) {
+                        if ( ! $instance = apply_filters( 'wp_post_supports_instance', false, $supports, $this ) ) {
+                                continue;
+                        }
+                        /**
+                         * Allow plugins to add contained instances they
+                         * can delegate to in the `wp_post__*` hooks.
+                         */
+                        $this->supports[ $supports ] = $instance;
+                };
+                do_action( 'wp_post__construct', $this, $post );
         }
 
         /**
@@ -276 +299 @@
          * @return bool
          */
         public function __isset( $key ) {
-                if ( 'ancestors' == $key )
-                        return true;
+                do {
+
+                        if ( $isset = apply_filters( 'pre_wp_post__isset', false, $key, $this ) ) {
+                                break;
+                        }
 
-                if ( 'page_template' == $key )
-                        return true;
+                        $isset = true;
 
-                if ( 'post_category' == $key )
-                   return true;
+                        if ( preg_match( '#^(ancestors|page_template|post_category|tags_input)$#', $key ) ) {
+                                break;
+                        }
+
+                        $isset = metadata_exists( 'post', $this->ID, $key );
+
+                } while ( false );
+
+                return apply_filters( 'wp_post__isset', $isset, $key, $this );
+        }
+
+        /**
+         * Caller.
+         *
+         * @param string $method Method to call
+         * @param array $args Parameters
+         * @return mixed
+         */
+        public function __call( $method, $args = array() ) {
+                return apply_filters( 'wp_post__call', $method, $args, $this );
+        }
 
-                if ( 'tags_input' == $key )
-                   return true;
 
-                return metadata_exists( 'post', $this->ID, $key );
+        /**
+         * Setter.
+         *
+         * @param string $key Key to set.
+         * @param mixed $value Value to set to
+         */
+        public function __set( $key, $value ) {
+                do_action( 'wp_post__set', $key, $value, $this );
         }
 
         /**
@@ -300 +349 @@
          * @return mixed
          */
         public function __get( $key ) {
-                if ( 'page_template' == $key && $this->__isset( $key ) ) {
-                        return get_post_meta( $this->ID, '_wp_page_template', true );
-                }
-
-                if ( 'post_category' == $key ) {
-                        if ( is_object_in_taxonomy( $this->post_type, 'category' ) )
-                                $terms = get_the_terms( $this, 'category' );
-
-                        if ( empty( $terms ) )
-                                return array();
-
-                        return wp_list_pluck( $terms, 'term_id' );
-                }
-
-                if ( 'tags_input' == $key ) {
-                        if ( is_object_in_taxonomy( $this->post_type, 'post_tag' ) )
-                                $terms = get_the_terms( $this, 'post_tag' );
-
-                        if ( empty( $terms ) )
-                                return array();
-
-                        return wp_list_pluck( $terms, 'name' );
-                }
+                do {
 
-                // Rest of the values need filtering.
-                if ( 'ancestors' == $key )
-                        $value = get_post_ancestors( $this );
-                else
-                        $value = get_post_meta( $this->ID, $key, true );
+                        if ( ! is_null( $value = apply_filters( 'pre_wp_post__get', null, $key, $this ) ) ) {
+                                break;
+                        }
+
+                        if ( 'page_template' == $key && $this->__isset( $key ) ) {
+                                $value = get_post_meta( $this->ID, '_wp_page_template', true );
+                                break;
+                        }
+
+                        if ( 'post_category' == $key ) {
+                                if ( is_object_in_taxonomy( $this->post_type, 'category' ) ) {
+                                        $terms = get_the_terms( $this, 'category' );
+                                }
+
+                                if ( empty( $terms ) ) {
+                                        $value = array();
+                                        break;
+                                }
+
+                                $value = wp_list_pluck( $terms, 'term_id' );
+                                break;
+                        }
+
+                        if ( 'tags_input' == $key ) {
+                                if ( is_object_in_taxonomy( $this->post_type, 'post_tag' ) ) {
+                                        $terms = get_the_terms( $this, 'post_tag' );
+                                }
+
+                                if ( empty( $terms ) ) {
+                                        $value = array();
+                                        break;
+                                }
+
+                                $value = wp_list_pluck( $terms, 'name' );
+                                break;
+                        }
+
+                        // Rest of the values need filtering.
+                        if ( 'ancestors' == $key ) {
+                                $value = get_post_ancestors( $this );
+                        } else {
+                                $value = get_post_meta( $this->ID, $key, true );
+                        }
+
+                        if ( $this->filter ) {
+                                $value = sanitize_post_field( $key, $value, $this->ID, $this->filter );
+                        }
 
-                if ( $this->filter )
-                        $value = sanitize_post_field( $key, $value, $this->ID, $this->filter );
+                } while ( false );
 
-                return $value;
+                return apply_filters( 'wp_post__get', $value, $key, $this );
         }
 
         /**
@@ -351 +419 @@
                 if ( $filter == 'raw' )
                         return self::get_instance( $this->ID );
 
-                return sanitize_post( $this, $filter );
+                return apply_filters( 'wp_post_filter', sanitize_post( $this, $filter ), $filter, $this );
         }
 
         /**
@@ -369 +437 @@
                                 $post[ $key ] = $this->__get( $key );
                 }
 
-                return $post;
+                return apply_filters( 'wp_post_to_array', $post, $this );
         }
 }