mirror of
https://github.com/10h30/display-featured-image-genesis.git
synced 2026-07-19 22:43:24 +09:00
Robin Cornett
203 lines
6.9 KiB
PHP
203 lines
6.9 KiB
PHP
<?php
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/**
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* settings for taxonomy pages
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*
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* @package DisplayFeaturedImageGenesis
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* @since x.y.z
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*/
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class Display_Featured_Image_Genesis_Taxonomies {
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function set_taxonomy_meta() {
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$args = array( 'public' => true );
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$output = 'names';
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$taxonomies = get_taxonomies( $args, $output );
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foreach ( $taxonomies as $taxonomy ) {
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add_action( "{$taxonomy}_add_form_fields", array( $this, 'add_taxonomy_meta_fields' ), 5, 2 );
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add_action( "{$taxonomy}_edit_form_fields", array( $this, 'edit_taxonomy_meta_fields' ), 5, 2 );
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add_action( "edited_{$taxonomy}", array( $this, 'save_taxonomy_custom_meta' ), 10, 2 );
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add_action( "create_{$taxonomy}", array( $this, 'save_taxonomy_custom_meta' ), 10, 2 );
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add_filter( "manage_edit-{$taxonomy}_columns", array( $this, 'add_column' ) );
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add_action( "manage_{$taxonomy}_custom_column", array( $this, 'manage_column' ), 10, 3 );
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}
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}
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function add_columns_post_types() {
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$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 $post_type ) {
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add_filter( "manage_{$post_type}_posts_columns", array( $this, 'add_post_columns' ) );
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add_action( "manage_{$post_type}_posts_custom_column", array( $this, 'custom_post_columns' ), 10, 2 );
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}
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}
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function add_taxonomy_meta_fields() {
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//* this will add the custom meta field to the add new term page
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echo '<div class="form-field">';
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echo '<label for="term_meta[dfig_image]">' . __( 'Featured Image', 'display-featured-image-genesis' ) . '</label>';
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echo '<input type="url" id="default_image_url" name="term_meta[dfig_image]" style="width:200px;" />';
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echo '<input id="upload_default_image" type="button" class="upload_term_meta_image button" value="' . __( 'Select Image', 'display-featured-image-genesis' ) . '" />';
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echo '<p>' . __( 'Set Featured Image for Taxonomy','display-featured-image-genesis' ) . '</p>';
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echo '</div>';
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}
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//* Edit term page
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function edit_taxonomy_meta_fields( $term ) {
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//* put the term ID into a variable
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$t_id = $term->term_id;
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//* retrieve the existing value(s) for this meta field. This returns an array
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$term_meta = get_option( "taxonomy_$t_id" );
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//* this will add the custom meta field to the add new term page
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echo '<tr class="form-field">';
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echo '<th scope="row" valign="top"><label for="term_meta[dfig_image]">' . __( 'Featured Image', 'display-featured-image-genesis' ) . '</label></th>';
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echo '<td>';
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if ( ! empty( $term_meta['dfig_image'] ) ) {
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$id = Display_Featured_Image_Genesis_Common::get_image_id( $term_meta['dfig_image'] );
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$preview = wp_get_attachment_image_src( $id, 'medium' );
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echo '<div id="upload_logo_preview">';
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echo '<img src="' . esc_url( $preview[0] ) . '" width="300" />';
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echo '</div>';
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}
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echo '<input type="url" id="default_image_url" name="term_meta[dfig_image]" value="' . esc_url( $term_meta['dfig_image'] ) . '" style="width:200px;" />';
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echo '<input id="upload_default_image" type="button" class="upload_default_image button" value="' . __( 'Select Image', 'display-featured-image-genesis' ) . '" />';
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echo '<p class="description">' . sprintf(
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__( 'Set Featured Image for %s', 'display-featured-image-genesis' ),
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$term->name
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) . '</p>';
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echo '</td>';
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echo '</tr>';
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}
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//* Save extra taxonomy fields callback function.
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function save_taxonomy_custom_meta( $term_id ) {
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if ( isset( $_POST['term_meta'] ) ) {
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$t_id = $term_id;
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$term_meta = get_option( "taxonomy_$t_id" );
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$cat_keys = array_keys( $_POST['term_meta'] );
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foreach ( $cat_keys as $key ) {
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if ( isset ( $_POST['term_meta'][$key] ) ) {
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$term_meta[$key] = $_POST['term_meta'][$key];
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if ( ['term_meta']['dfig_image'] === $term_meta[$key] ) {
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$term_meta[$key] = $this->validate_image( $_POST['term_meta'][$key] );
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}
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}
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}
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//* Save the option array.
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update_option( "taxonomy_$t_id", $term_meta );
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}
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}
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/**
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* Returns previous value for image if not correct file type/size
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* @param string $new_value New value
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* @return string New or previous value, depending on allowed image size.
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* @since 1.2.2
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*/
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protected function validate_image( $new_value ) {
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$new_value = esc_url( $new_value );
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$valid = $this->is_valid_img_ext( $new_value );
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$large = get_option( 'large_size_w' );
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$id = Display_Featured_Image_Genesis_Common::get_image_id( $new_value );
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$metadata = wp_get_attachment_metadata( $id );
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$width = $metadata['width'];
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$t_id = $term_id;
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$term_meta = get_option( "taxonomy_$t_id" );
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// ok for field to be empty
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if ( $new_value ) {
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if ( ! $valid || $width <= $large ) {
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$new_value = $term_meta['dfig_image'];
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}
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}
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return $new_value;
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}
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/**
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* returns file extension
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* @since 1.2.2
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*/
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protected function get_file_ext( $file ) {
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$parsed = @parse_url( $file, PHP_URL_PATH );
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return $parsed ? strtolower( pathinfo( $parsed, PATHINFO_EXTENSION ) ) : false;
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}
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/**
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* check if file type is image
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* @return file check file extension against list
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* @since 1.2.2
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*/
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protected function is_valid_img_ext( $file ) {
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$file_ext = $this->get_file_ext( $file );
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$this->valid = empty( $this->valid )
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? (array) apply_filters( 'displayfeaturedimage_valid_img_types', array( 'jpg', 'jpeg', 'png', 'gif' ) )
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: $this->valid;
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return ( $file_ext && in_array( $file_ext, $this->valid ) );
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}
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public function add_column( $columns ) {
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$columns = array(
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'cb' => '<input type="checkbox" />',
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'featured_image' => __( 'Featured Image', 'display-featured-image-genesis' ),
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'name' => __( 'Name', 'display-featured-image-genesis' ),
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'description' => __( 'Description', 'display-featured-image-genesis' ),
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'slug' => __( 'Slug', 'display-featured-image-genesis' ),
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'posts' => __( 'Count', 'display-featured-image-genesis' )
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);
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return $columns;
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}
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public function manage_column( $value, $column, $term_id ) {
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if ( 'featured_image' === $column ) {
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$term_meta = get_option( "taxonomy_$term_id" );
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if ( ! empty( $term_meta['dfig_image'] ) ) {
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$id = Display_Featured_Image_Genesis_Common::get_image_id( $term_meta['dfig_image'] );
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$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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public function add_post_columns( $columns ) {
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$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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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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