wp_xmlrpc_server::_insert_post( WP_User $user, array|IXR_Error $content_struct )

Helper method for wp_newPost() and wp_editPost(), containing shared logic.


Description Description


Parameters Parameters

$user

(WP_User) (Required) The post author if post_author isn't set in $content_struct.

$content_struct

(array|IXR_Error) (Required) Post data to insert.


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Return Return

(IXR_Error|string)


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Source Source

File: wp-includes/class-wp-xmlrpc-server.php

	protected function _insert_post( $user, $content_struct ) {
		$defaults = array( 'post_status' => 'draft', 'post_type' => 'post', 'post_author' => 0,
			'post_password' => '', 'post_excerpt' => '', 'post_content' => '', 'post_title' => '' );

		$post_data = wp_parse_args( $content_struct, $defaults );

		$post_type = get_post_type_object( $post_data['post_type'] );
		if ( ! $post_type )
			return new IXR_Error( 403, __( 'Invalid post type.' ) );

		$update = ! empty( $post_data['ID'] );

		if ( $update ) {
			if ( ! get_post( $post_data['ID'] ) )
				return new IXR_Error( 401, __( 'Invalid post ID.' ) );
			if ( ! current_user_can( 'edit_post', $post_data['ID'] ) )
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
			if ( $post_data['post_type'] != get_post_type( $post_data['ID'] ) )
				return new IXR_Error( 401, __( 'The post type may not be changed.' ) );
		} else {
			if ( ! current_user_can( $post_type->cap->create_posts ) || ! current_user_can( $post_type->cap->edit_posts ) )
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to post on this site.' ) );
		}

		switch ( $post_data['post_status'] ) {
			case 'draft':
			case 'pending':
				break;
			case 'private':
				if ( ! current_user_can( $post_type->cap->publish_posts ) )
					return new IXR_Error( 401, __( 'Sorry, you are not allowed to create private posts in this post type.' ) );
				break;
			case 'publish':
			case 'future':
				if ( ! current_user_can( $post_type->cap->publish_posts ) )
					return new IXR_Error( 401, __( 'Sorry, you are not allowed to publish posts in this post type.' ) );
				break;
			default:
				if ( ! get_post_status_object( $post_data['post_status'] ) )
					$post_data['post_status'] = 'draft';
			break;
		}

		if ( ! empty( $post_data['post_password'] ) && ! current_user_can( $post_type->cap->publish_posts ) )
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to create password protected posts in this post type.' ) );

		$post_data['post_author'] = absint( $post_data['post_author'] );
		if ( ! empty( $post_data['post_author'] ) && $post_data['post_author'] != $user->ID ) {
			if ( ! current_user_can( $post_type->cap->edit_others_posts ) )
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to create posts as this user.' ) );

			$author = get_userdata( $post_data['post_author'] );

			if ( ! $author )
				return new IXR_Error( 404, __( 'Invalid author ID.' ) );
		} else {
			$post_data['post_author'] = $user->ID;
		}

		if ( isset( $post_data['comment_status'] ) && $post_data['comment_status'] != 'open' && $post_data['comment_status'] != 'closed' )
			unset( $post_data['comment_status'] );

		if ( isset( $post_data['ping_status'] ) && $post_data['ping_status'] != 'open' && $post_data['ping_status'] != 'closed' )
			unset( $post_data['ping_status'] );

		// Do some timestamp voodoo.
		if ( ! empty( $post_data['post_date_gmt'] ) ) {
			// We know this is supposed to be GMT, so we're going to slap that Z on there by force.
			$dateCreated = rtrim( $post_data['post_date_gmt']->getIso(), 'Z' ) . 'Z';
		} elseif ( ! empty( $post_data['post_date'] ) ) {
			$dateCreated = $post_data['post_date']->getIso();
		}

		// Default to not flagging the post date to be edited unless it's intentional.
		$post_data['edit_date'] = false;

		if ( ! empty( $dateCreated ) ) {
			$post_data['post_date'] = get_date_from_gmt( iso8601_to_datetime( $dateCreated ) );
			$post_data['post_date_gmt'] = iso8601_to_datetime( $dateCreated, 'GMT' );

			// Flag the post date to be edited.
			$post_data['edit_date'] = true;
		}

		if ( ! isset( $post_data['ID'] ) )
			$post_data['ID'] = get_default_post_to_edit( $post_data['post_type'], true )->ID;
		$post_ID = $post_data['ID'];

		if ( $post_data['post_type'] == 'post' ) {
			$error = $this->_toggle_sticky( $post_data, $update );
			if ( $error ) {
				return $error;
			}
		}

		if ( isset( $post_data['post_thumbnail'] ) ) {
			// empty value deletes, non-empty value adds/updates.
			if ( ! $post_data['post_thumbnail'] )
				delete_post_thumbnail( $post_ID );
			elseif ( ! get_post( absint( $post_data['post_thumbnail'] ) ) )
				return new IXR_Error( 404, __( 'Invalid attachment ID.' ) );
			set_post_thumbnail( $post_ID, $post_data['post_thumbnail'] );
			unset( $content_struct['post_thumbnail'] );
		}

		if ( isset( $post_data['custom_fields'] ) )
			$this->set_custom_fields( $post_ID, $post_data['custom_fields'] );

		if ( isset( $post_data['terms'] ) || isset( $post_data['terms_names'] ) ) {
			$post_type_taxonomies = get_object_taxonomies( $post_data['post_type'], 'objects' );

			// Accumulate term IDs from terms and terms_names.
			$terms = array();

			// First validate the terms specified by ID.
			if ( isset( $post_data['terms'] ) && is_array( $post_data['terms'] ) ) {
				$taxonomies = array_keys( $post_data['terms'] );

				// Validating term ids.
				foreach ( $taxonomies as $taxonomy ) {
					if ( ! array_key_exists( $taxonomy , $post_type_taxonomies ) )
						return new IXR_Error( 401, __( 'Sorry, one of the given taxonomies is not supported by the post type.' ) );

					if ( ! current_user_can( $post_type_taxonomies[$taxonomy]->cap->assign_terms ) )
						return new IXR_Error( 401, __( 'Sorry, you are not allowed to assign a term to one of the given taxonomies.' ) );

					$term_ids = $post_data['terms'][$taxonomy];
					$terms[ $taxonomy ] = array();
					foreach ( $term_ids as $term_id ) {
						$term = get_term_by( 'id', $term_id, $taxonomy );

						if ( ! $term )
							return new IXR_Error( 403, __( 'Invalid term ID.' ) );

						$terms[$taxonomy][] = (int) $term_id;
					}
				}
			}

			// Now validate terms specified by name.
			if ( isset( $post_data['terms_names'] ) && is_array( $post_data['terms_names'] ) ) {
				$taxonomies = array_keys( $post_data['terms_names'] );

				foreach ( $taxonomies as $taxonomy ) {
					if ( ! array_key_exists( $taxonomy , $post_type_taxonomies ) )
						return new IXR_Error( 401, __( 'Sorry, one of the given taxonomies is not supported by the post type.' ) );

					if ( ! current_user_can( $post_type_taxonomies[$taxonomy]->cap->assign_terms ) )
						return new IXR_Error( 401, __( 'Sorry, you are not allowed to assign a term to one of the given taxonomies.' ) );

					/*
					 * For hierarchical taxonomies, we can't assign a term when multiple terms
					 * in the hierarchy share the same name.
					 */
					$ambiguous_terms = array();
					if ( is_taxonomy_hierarchical( $taxonomy ) ) {
						$tax_term_names = get_terms( $taxonomy, array( 'fields' => 'names', 'hide_empty' => false ) );

						// Count the number of terms with the same name.
						$tax_term_names_count = array_count_values( $tax_term_names );

						// Filter out non-ambiguous term names.
						$ambiguous_tax_term_counts = array_filter( $tax_term_names_count, array( $this, '_is_greater_than_one') );

						$ambiguous_terms = array_keys( $ambiguous_tax_term_counts );
					}

					$term_names = $post_data['terms_names'][$taxonomy];
					foreach ( $term_names as $term_name ) {
						if ( in_array( $term_name, $ambiguous_terms ) )
							return new IXR_Error( 401, __( 'Ambiguous term name used in a hierarchical taxonomy. Please use term ID instead.' ) );

						$term = get_term_by( 'name', $term_name, $taxonomy );

						if ( ! $term ) {
							// Term doesn't exist, so check that the user is allowed to create new terms.
							if ( ! current_user_can( $post_type_taxonomies[$taxonomy]->cap->edit_terms ) )
								return new IXR_Error( 401, __( 'Sorry, you are not allowed to add a term to one of the given taxonomies.' ) );

							// Create the new term.
							$term_info = wp_insert_term( $term_name, $taxonomy );
							if ( is_wp_error( $term_info ) )
								return new IXR_Error( 500, $term_info->get_error_message() );

							$terms[$taxonomy][] = (int) $term_info['term_id'];
						} else {
							$terms[$taxonomy][] = (int) $term->term_id;
						}
					}
				}
			}

			$post_data['tax_input'] = $terms;
			unset( $post_data['terms'], $post_data['terms_names'] );
		} else {
			// Do not allow direct submission of 'tax_input', clients must use 'terms' and/or 'terms_names'.
			unset( $post_data['tax_input'], $post_data['post_category'], $post_data['tags_input'] );
		}

		if ( isset( $post_data['post_format'] ) ) {
			$format = set_post_format( $post_ID, $post_data['post_format'] );

			if ( is_wp_error( $format ) )
				return new IXR_Error( 500, $format->get_error_message() );

			unset( $post_data['post_format'] );
		}

		// Handle enclosures.
		$enclosure = isset( $post_data['enclosure'] ) ? $post_data['enclosure'] : null;
		$this->add_enclosure_if_new( $post_ID, $enclosure );

		$this->attach_uploads( $post_ID, $post_data['post_content'] );

		/**
		 * Filters post data array to be inserted via XML-RPC.
		 *
		 * @since 3.4.0
		 *
		 * @param array $post_data      Parsed array of post data.
		 * @param array $content_struct Post data array.
		 */
		$post_data = apply_filters( 'xmlrpc_wp_insert_post_data', $post_data, $content_struct );

		$post_ID = $update ? wp_update_post( $post_data, true ) : wp_insert_post( $post_data, true );
		if ( is_wp_error( $post_ID ) )
			return new IXR_Error( 500, $post_ID->get_error_message() );

		if ( ! $post_ID )
			return new IXR_Error( 401, __( 'Sorry, your entry could not be posted.' ) );

		return strval( $post_ID );
	}

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Changelog
Version Description
3.4.0 Introduced.


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