WP_Posts_List_Table::prepare_items()


Description Description


Source Source

File: wp-admin/includes/class-wp-posts-list-table.php

	public function prepare_items() {
		global $avail_post_stati, $wp_query, $per_page, $mode;

		// is going to call wp()
		$avail_post_stati = wp_edit_posts_query();

		$this->set_hierarchical_display( is_post_type_hierarchical( $this->screen->post_type ) && 'menu_order title' === $wp_query->query['orderby'] );

		$post_type = $this->screen->post_type;
		$per_page = $this->get_items_per_page( 'edit_' . $post_type . '_per_page' );

		/** This filter is documented in wp-admin/includes/post.php */
 		$per_page = apply_filters( 'edit_posts_per_page', $per_page, $post_type );

		if ( $this->hierarchical_display ) {
			$total_items = $wp_query->post_count;
		} elseif ( $wp_query->found_posts || $this->get_pagenum() === 1 ) {
			$total_items = $wp_query->found_posts;
		} else {
			$post_counts = (array) wp_count_posts( $post_type, 'readable' );

			if ( isset( $_REQUEST['post_status'] ) && in_array( $_REQUEST['post_status'] , $avail_post_stati ) ) {
				$total_items = $post_counts[ $_REQUEST['post_status'] ];
			} elseif ( isset( $_REQUEST['show_sticky'] ) && $_REQUEST['show_sticky'] ) {
				$total_items = $this->sticky_posts_count;
			} elseif ( isset( $_GET['author'] ) && $_GET['author'] == get_current_user_id() ) {
				$total_items = $this->user_posts_count;
			} else {
				$total_items = array_sum( $post_counts );

				// Subtract post types that are not included in the admin all list.
				foreach ( get_post_stati( array( 'show_in_admin_all_list' => false ) ) as $state ) {
					$total_items -= $post_counts[ $state ];
				}
			}
		}

		if ( ! empty( $_REQUEST['mode'] ) ) {
			$mode = $_REQUEST['mode'] === 'excerpt' ? 'excerpt' : 'list';
			set_user_setting( 'posts_list_mode', $mode );
		} else {
			$mode = get_user_setting( 'posts_list_mode', 'list' );
		}

		$this->is_trash = isset( $_REQUEST['post_status'] ) && $_REQUEST['post_status'] === 'trash';

		$this->set_pagination_args( array(
			'total_items' => $total_items,
			'per_page' => $per_page
		) );
	}


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