Edit File by line

<?php

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defined( 'ABSPATH' ) || exit;

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if( ! class_exists( 'Themify_Term_Meta',false ) ) :

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/**

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* Manage custom fields for taxonomy terms

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* @package Themify Metabox

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* @since 1.0.3

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class Themify_Term_Meta {

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private static $instance = null;

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public $fields = array();

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public static function get_instance() {

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return null == self::$instance ? self::$instance = new self : self::$instance;

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}

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private function __construct() {

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add_action( 'init', array( $this, 'init' ), 100 );

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add_action( 'admin_enqueue_scripts', array( $this, 'enqueue' ) );

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}

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public function init() {

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$taxonomies = get_taxonomies();

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if ( empty( $taxonomies ) )

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return;

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foreach( $taxonomies as $taxonomy ) {

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add_action( "{$taxonomy}_add_form_fields", array( $this, 'add_form_fields' ) );

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add_action( "{$taxonomy}_edit_form_fields", array( $this, 'edit_form_fields' ), 10, 2 );

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}

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add_action( "created_term", array( $this, 'save_fields' ), 10, 3 );

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add_action( "edited_term", array( $this, 'save_fields' ), 10, 3 );

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}

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function add_form_fields( $taxonomy ) {

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$fields = $this->get_fields( $taxonomy );

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if ( empty( $fields ) )

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return;

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foreach ( $fields as $field ) :

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$meta_value = '';

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$toggle_class = '';

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$ext_attr = '';

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if( isset($field['toggle']) ) {

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$toggle_class .= 'themify-toggle ';

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$toggle_class .= (is_array($field['toggle'])) ? implode(' ', $field['toggle']) : $field['toggle'];

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if ( is_array( $field['toggle'] ) && in_array( '0-toggle', $field['toggle'] ) ) {

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$toggle_class .= ' default-toggle';

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}

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}

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if ( isset( $field['class'] ) ) {

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$toggle_class .= ' ';

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$toggle_class .= is_array( $field['class'] ) ? implode( ' ', $field['class'] ) : $field['class'];

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}

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$data_hide = '';

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if ( isset( $field['hide'] ) ) {

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$data_hide = is_array( $field['hide'] ) ? implode( ' ', $field['hide'] ) : $field['hide'];

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}

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if( isset($field['default_toggle']) && $field['default_toggle'] == 'hidden' ){

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$ext_attr = 'style="display:none;"';

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}

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if( isset($field['enable_toggle']) && $field['enable_toggle'] == true ) {

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$toggle_class .= ' enable_toggle';

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}

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<?php if ( isset( $field['title'] ) ) : ?><label for=""><?php echo $field['title']; ?></label><?php endif; ?>

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<?php

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do_action( "themify_metabox/field/{$field['type']}", array(

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'meta_box' => $field,

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'meta_value' => $meta_value,

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'toggle_class' => $toggle_class,

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'data_hide' => $data_hide,

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'ext_attr' => $ext_attr,

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'post_id' => 0,

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'themify_custom_panel_nonce' => wp_create_nonce( 'tf_nonce' ),

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) );

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// backward compatibility: allow custom function calls in the fields array

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if( isset( $field['function'] ) && is_callable( $field['function'] ) ) {

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call_user_func( $field['function'], $field );

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}

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</div>

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</div>

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<?php

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endforeach;

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}

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function edit_form_fields( $tag, $taxonomy ) {

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$fields = $this->get_fields( $taxonomy );

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if( empty( $fields ) )

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return;

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foreach( $fields as $field ) :

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$meta_value = isset( $field['name'] ) ? get_term_meta( $tag->term_id, $field['name'], true ) : '';

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$toggle_class = '';

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$ext_attr = '';

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if( isset($field['toggle']) ) {

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$toggle_class .= 'themify-toggle ';

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$toggle_class .= (is_array($field['toggle'])) ? implode(' ', $field['toggle']) : $field['toggle'];

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if ( is_array( $field['toggle'] ) && in_array( '0-toggle', $field['toggle'] ) ) {

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$toggle_class .= ' default-toggle';

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}

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}

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if ( isset( $field['class'] ) ) {

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$toggle_class .= ' ';

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$toggle_class .= is_array( $field['class'] ) ? implode( ' ', $field['class'] ) : $field['class'];

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}

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$data_hide = '';

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if ( isset( $field['hide'] ) ) {

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$data_hide = is_array( $field['hide'] ) ? implode( ' ', $field['hide'] ) : $field['hide'];

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}

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if( isset($field['default_toggle']) && $field['default_toggle'] == 'hidden' ){

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$ext_attr = 'style="display:none;"';

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}

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if( isset($field['enable_toggle']) && $field['enable_toggle'] == true ) {

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$toggle_class .= ' enable_toggle';

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}

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<tr class="form-field <?php echo $field['name']; ?> themify_field_row">

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<?php if ( isset( $field['title'] ) ) : ?><label for=""><?php echo $field['title']; ?></label><?php endif; ?>

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</th>

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<?php

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do_action( "themify_metabox/field/{$field['type']}", array(

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'meta_box' => $field,

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'meta_value' => $meta_value,

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'toggle_class' => $toggle_class,

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'data_hide' => $data_hide,

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'ext_attr' => $ext_attr,

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'post_id' => 0,

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'themify_custom_panel_nonce' => wp_create_nonce( 'tf_nonce' ),

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) );

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// backward compatibility: allow custom function calls in the fields array

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if( isset( $field['function'] ) && is_callable( $field['function'] ) ) {

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call_user_func( $field['function'], $field );

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}

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</td>

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</tr>

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<?php

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endforeach;

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}

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/**

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* Retrieves the list of custom fields for a given taxonomy term

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* @uses apply_filters calls themify_metabox/user/fields filter

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* @return array

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public function get_fields( $taxonomy ) {

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if ( empty( $this->fields[ $taxonomy ] ) ) {

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$this->fields[ $taxonomy ] = apply_filters( "themify_metabox/taxonomy/{$taxonomy}/fields", array() );

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}

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return $this->fields[ $taxonomy ];

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}

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/**

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* Save custom fields when a term is edited

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function save_fields( $term_id, $taxonomy_term_id, $taxonomy ) {

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$fields = $this->get_fields( $taxonomy );

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if ( empty( $fields ) ) {

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return false;

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}

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foreach ( $fields as $field ) {

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if ( isset($field['name'] ) ) {

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$new_meta = isset( $_POST[ $field['name'] ] ) ? $_POST[ $field['name'] ] : '';

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$old_meta = get_term_meta( $term_id, $field['name'], true );

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// when a default value is set for the field and it's the same as $new_meta, do not bother with saving the field

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if( isset( $field['default'] ) && $new_meta == $field['default'] ) {

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$new_meta = '';

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}

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// remove empty meta fields from database

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if ( '' == $new_meta && metadata_exists( 'term', $term_id, $field['name'] ) ) {

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delete_term_meta( $term_id, $field['name'] );

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}

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if ( $new_meta !== '' && $new_meta != $old_meta ) {

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update_term_meta( $term_id, $field['name'], $new_meta );

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}

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}

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}

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}

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/**

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* Enqueues Themify Metabox assets on term edit pages

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* @since 1.0.1

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function enqueue() {

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if ( in_array( get_current_screen()->base, array( 'term', 'edit-tags' ),true ) ) {

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Themify_Metabox::get_instance()->admin_enqueue_scripts();

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Themify_Metabox::get_instance()->enqueue();

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}

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}

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}

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endif;

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Themify_Term_Meta::get_instance();

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