mirror of
https://github.com/10h30/display-featured-image-genesis.git
synced 2026-07-11 18:46:03 +09:00
Robin Cornett
225 lines
6.9 KiB
PHP
225 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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* @author Robin Cornett <hello@robincornett.com>
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* @license GPL-2.0+
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* @link https://robincornett.com
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* @copyright 2014-2017 Robin Cornett Creative, LLC
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*
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* @since 2.0.0
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*/
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class Display_Featured_Image_Genesis_Taxonomies extends Display_Featured_Image_Genesis_Helper {
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/**
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* set up all actions for adding featured images to taxonomies
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* @since 2.0.0
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*/
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public function set_taxonomy_meta() {
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if ( ! function_exists( 'get_term_meta' ) ) {
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return;
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}
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register_meta( 'term', $this->page, array( $this, 'validate_taxonomy_image' ) );
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$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, $output );
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$taxonomies = apply_filters( 'displayfeaturedimagegenesis_get_taxonomies', $taxonomies );
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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( $this, 'save_taxonomy_custom_meta' ) );
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add_action( "create_{$taxonomy}", array( $this, 'save_taxonomy_custom_meta' ) );
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add_action( "edit_{$taxonomy}", array( $this, 'save_taxonomy_custom_meta' ) );
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add_action( 'load-edit-tags.php', array( $this, 'help' ) );
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}
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add_action( 'split_shared_term', array( $this, 'split_shared_term' ) );
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}
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/**
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* Remove Edit Flow's post statuses from the allowed taxonomies.
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* @param $taxonomies
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*
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* @return mixed
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*/
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public function remove_post_status_terms( $taxonomies ) {
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unset( $taxonomies['post_status'] );
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return $taxonomies;
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}
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/**
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* add featured image uploader to new term add
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*/
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public function add_taxonomy_meta_fields() {
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?>
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<div class="form-field term-image-wrap">
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<?php wp_nonce_field( $this->page, $this->page ); ?>
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<label for="<?php echo esc_attr( $this->page ); ?>[term_image]"><?php esc_attr_e( 'Featured Image', 'display-featured-image-genesis' ); ?></label>
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<?php
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$images = $this->get_images_class();
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$images->render_buttons( false, "{$this->page}[term_image]" );
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?>
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<p class="description"><?php esc_attr_e( 'Set Featured Image for new term.', 'display-featured-image-genesis' ); ?></p>
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</div>
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<?php
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}
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/**
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* upload/preview featured image for term. edit term page
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* @param object $term featured image input/display for individual term page
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*
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* @since 2.0.0
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*/
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public function edit_taxonomy_meta_fields( $term ) {
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$term_id = $term->term_id;
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$image_id = displayfeaturedimagegenesis_get_term_image( $term_id );
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echo '<tr class="form-field term-image-wrap">';
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printf(
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'<th scope="row" ><label for="%s[term_image]">%s</label></th>',
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esc_attr( $this->page ),
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esc_attr__( 'Featured Image', 'display-featured-image-genesis' )
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);
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echo '<td>';
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$name = "{$this->page}[term_image]";
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$images = $this->get_images_class();
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if ( $image_id ) {
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echo wp_kses_post( $images->render_image_preview( $image_id, $term->name ) );
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}
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$images->render_buttons( $image_id, $name );
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echo '<p class="description">';
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printf(
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/* translators: name of the term */
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esc_attr__( 'Set Featured Image for %1$s.', 'display-featured-image-genesis' ),
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esc_attr( $term->name )
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);
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echo '</p>';
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echo '</td>';
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echo '</tr>';
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}
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/**
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* Save extra taxonomy fields callback function.
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* @param $term_id int the id of the term
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*
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* @since 2.0.0
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*/
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public function save_taxonomy_custom_meta( $term_id ) {
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$input = filter_input( INPUT_POST, $this->page, FILTER_DEFAULT, FILTER_FORCE_ARRAY );
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if ( ! $input ) {
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return;
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}
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$displaysetting = get_option( "{$this->page}_{$term_id}", false );
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$this->update_term_meta( $term_id, $input, $displaysetting );
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}
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/**
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* update/delete term meta
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*
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* @param int $term_id term id
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* @param $input
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* @param string $displaysetting old option, if it exists
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*
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* @since 2.4.0
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*/
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protected function update_term_meta( $term_id, $input, $displaysetting ) {
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include_once plugin_dir_path( dirname( __FILE__ ) ) . 'settings/class-displayfeaturedimagegenesis-settings-validate-image.php';
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$medium = get_option( 'medium_size_w' );
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$validator = new DisplayFeaturedImageGenesisSettingsValidateImage();
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$new_image = $validator->validate_image( $input['term_image'], $displaysetting, 'term name', $medium );
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if ( null === $new_image ) {
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// if the new image is empty, delete term_meta and old option
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delete_term_meta( $term_id, $this->page );
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delete_option( "{$this->page}_{$term_id}" );
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} elseif ( false !== $new_image ) {
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// if the new image is different from the existing term meta
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$current_setting = get_term_meta( $term_id, $this->page );
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if ( $current_setting !== $new_image ) {
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update_term_meta( $term_id, $this->page, (int) $new_image );
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}
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// if there is a valid image, and the old setting exists
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if ( $displaysetting ) {
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delete_option( "{$this->page}_{$term_id}" );
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}
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}
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}
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/**
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* Returns false 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 value or false, depending on allowed image size.
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* @since 2.0.0
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*/
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protected function validate_taxonomy_image( $new_value ) {
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if ( ! $new_value ) {
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return null;
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}
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$medium = get_option( 'medium_size_w' );
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$source = wp_get_attachment_image_src( $new_value, 'full' );
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$valid = false;
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$width = $source[1];
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if ( $valid && $width > $medium ) {
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return (int) $new_value;
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}
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return false;
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}
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/**
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* Help tab for media screen
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*
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* @since 2.0.0
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*/
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public function help() {
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$screen = get_current_screen();
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$term_help = '<h3>' . __( 'Set Featured Image', 'display-featured-image-genesis' ) . '</h3>';
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$term_help .= '<p>' . __( 'You may set a featured image for your terms. This image will be used on the term archive page, and as a fallback image on a single post page if it does not have a featured image of its own.', 'display-featured-image-genesis' ) . '</p>';
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$screen->add_help_tab(
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array(
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'id' => 'displayfeaturedimage_term-help',
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'title' => __( 'Featured Image', 'display-featured-image-genesis' ),
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'content' => $term_help,
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)
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);
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}
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/**
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* Create new term meta record for split terms.
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*
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* When WordPress splits terms, ensure that the term meta gets preserved for the newly created term.
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*
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* @since 2.3.0
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*
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* @param integer @old_term_id The ID of the term being split.
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* @param integer @new_term_id The ID of the newly created term.
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*
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*/
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public function split_shared_term( $old_term_id, $new_term_id ) {
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$old_setting = get_option( "{$this->page}_{$old_term_id}" );
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$new_setting = get_option( "{$this->page}_{$new_term_id}" );
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if ( ! isset( $old_setting ) ) {
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return;
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}
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$new_setting = $old_setting;
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update_option( "{$this->page}_{$new_term_id}", $new_setting );
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}
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}
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