mirror of
https://github.com/10h30/display-featured-image-genesis.git
synced 2026-06-05 15:08:20 +09:00
Robin Cornett
120 lines
3.2 KiB
PHP
120 lines
3.2 KiB
PHP
<?php
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/**
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* Dependent class to establish/display columns for featured images
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*
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* @package DisplayFeaturedImageGenesis
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* @author Robin Cornett <hello@robincornett.com>
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* @license GPL-2.0+
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* @link http://robincornett.com
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* @copyright 2014 Robin Cornett Creative, LLC
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* @since x.y.z
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*/
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class Display_Featured_Image_Genesis_Admin {
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public function set_up_columns() {
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$this->set_up_taxonomy_columns();
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$this->set_up_post_type_columns();
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}
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/**
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* set up new column for all public taxonomies
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*
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* @since x.y.z
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*/
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public function set_up_taxonomy_columns() {
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$args = array(
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'public' => true
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);
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$output = 'names';
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$taxonomies = get_taxonomies( $args, $output );
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foreach ( $taxonomies as $taxonomy ) {
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add_filter( "manage_edit-{$taxonomy}_columns", array( $this, 'add_column' ) );
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add_action( "manage_{$taxonomy}_custom_column", array( $this, 'manage_taxonomy_column' ), 10, 3 );
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}
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}
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/**
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* set up new column for all public post types
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*
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* @since x.y.z
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*/
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public function set_up_post_type_columns() {
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$args = array(
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'public' => true,
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'_builtin' => false,
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);
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$output = 'names';
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$post_types = get_post_types( $args, $output );
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$post_types['post'] = 'post';
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$post_types['page'] = 'page';
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foreach ( $post_types as $post_type ) {
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if ( post_type_supports( $post_type, 'thumbnail' ) ) {
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add_filter( "manage_{$post_type}_posts_columns", array( $this, 'add_column' ) );
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add_action( "manage_{$post_type}_posts_custom_column", array( $this, 'custom_post_columns' ), 10, 2 );
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}
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}
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}
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/**
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* add featured image column
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* @param column $columns set up new column to show featured image for taxonomies/posts/etc.
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*
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* @since x.y.z
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*/
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public function add_column( $columns ) {
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$new_columns = $columns;
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array_splice( $new_columns, 1 );
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$new_columns['featured_image'] = __( 'Featured Image', 'display-featured-image-genesis' );
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return array_merge( $new_columns, $columns );
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}
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/**
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* manage new taxonomy column
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* @param blank $value blank (because WP)
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* @param column id $column column id is featured_image
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* @param term id $term_id term_id for taxonomy
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* @return featured image display featured image, if it exists, for each term in a public taxonomy
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*
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* @since x.y.z
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*/
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public function manage_taxonomy_column( $value, $column, $term_id ) {
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$t_id = $term_id;
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if ( 'featured_image' === $column ) {
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$term_meta = get_option( "displayfeaturedimagegenesis_$t_id" );
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if ( ! empty( $term_meta['term_image'] ) ) {
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$id = Display_Featured_Image_Genesis_Common::get_image_id( $term_meta['term_image'] );
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$preview = wp_get_attachment_image_src( $id, 'thumbnail' );
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echo '<img src="' . $preview[0] . '" width="60" />';
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}
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}
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}
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/**
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* manage new post_type column
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* @param column id $column column id is featured_image
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* @param post id $post_id id of each post
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* @return featured image display featured image, if it exists, for each post
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*
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* @since x.y.z
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*/
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public function custom_post_columns( $column, $post_id ) {
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if ( 'featured_image' === $column ) {
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$image = get_the_post_thumbnail( $post_id, array( 60,60 ) );
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if ( $image ) {
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echo $image;
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}
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}
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}
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}
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