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- <?php
- /**
- * Plugin class
- **/
- if ( ! class_exists( 'TAG_IMAGES' ) ) {
- class TAG_IMAGES{
- public function __construct() {
- //
- }
- /*
- * Initialize the class and start calling our hooks and filters
- * @since 1.0.0
- */
- public function init() {
- add_action( 'post_tag_add_form_fields', array ( $this, 'add_post_tag_image' ), 10, 2 );
- add_action( 'created_post_tag', array ( $this, 'save_post_tag_image' ), 10, 2 );
- add_action( 'post_tag_edit_form_fields', array ( $this, 'update_post_tag_image' ), 10, 2 );
- add_action( 'edited_post_tag', array ( $this, 'updated_post_tag_image' ), 10, 2 );
- add_action( 'admin_enqueue_scripts', array( $this, 'load_media' ) );
- add_action( 'admin_footer', array ( $this, 'add_script' ) );
- }
- public function load_media() {
- wp_enqueue_media();
- }
- /*
- * Add a form field in the new post_tag page
- * @since 1.0.0
- */
- public function add_post_tag_image ( $taxonomy ) { ?>
- <div class="form-field term-group">
- <label for="post_tag-image-id"><?php _e('Image', 'hero-theme'); ?></label>
- <input type="hidden" id="post_tag-image-id" name="post_tag-image-id" class="custom_media_url" value="">
- <div id="post_tag-image-wrapper"></div>
- <p>
- <input type="button" class="button button-secondary ct_tax_media_button" id="ct_tax_media_button" name="ct_tax_media_button" value="<?php _e( 'Add Image', 'hero-theme' ); ?>" />
- <input type="button" class="button button-secondary ct_tax_media_remove" id="ct_tax_media_remove" name="ct_tax_media_remove" value="<?php _e( 'Remove Image', 'hero-theme' ); ?>" />
- </p>
- </div>
- <?php
- }
- /*
- * Save the form field
- * @since 1.0.0
- */
- public function save_post_tag_image ( $term_id, $tt_id ) {
- if( isset( $_POST['post_tag-image-id'] ) && '' !== $_POST['post_tag-image-id'] ){
- $image = $_POST['post_tag-image-id'];
- add_term_meta( $term_id, 'post_tag-image-id', $image, true );
- }
- }
- /*
- * Edit the form field
- * @since 1.0.0
- */
- public function update_post_tag_image ( $term, $taxonomy ) { ?>
- <tr class="form-field term-group-wrap">
- <th scope="row">
- <label for="post_tag-image-id"><?php _e( 'Image', 'hero-theme' ); ?></label>
- </th>
- <td>
- <?php $image_id = get_term_meta ( $term -> term_id, 'post_tag-image-id', true ); ?>
- <input type="hidden" id="post_tag-image-id" name="post_tag-image-id" value="<?php echo $image_id; ?>">
- <div id="post_tag-image-wrapper">
- <?php if ( $image_id ) { ?>
- <?php echo wp_get_attachment_image ( $image_id, 'thumbnail' ); ?>
- <?php } ?>
- </div>
- <p>
- <input type="button" class="button button-secondary ct_tax_media_button" id="ct_tax_media_button" name="ct_tax_media_button" value="<?php _e( 'Add Image', 'hero-theme' ); ?>" />
- <input type="button" class="button button-secondary ct_tax_media_remove" id="ct_tax_media_remove" name="ct_tax_media_remove" value="<?php _e( 'Remove Image', 'hero-theme' ); ?>" />
- </p>
- </td>
- </tr>
- <?php
- }
- /*
- * Update the form field value
- * @since 1.0.0
- */
- public function updated_post_tag_image ( $term_id, $tt_id ) {
- if( isset( $_POST['post_tag-image-id'] ) && '' !== $_POST['post_tag-image-id'] ){
- $image = $_POST['post_tag-image-id'];
- update_term_meta ( $term_id, 'post_tag-image-id', $image );
- } else {
- update_term_meta ( $term_id, 'post_tag-image-id', '' );
- }
- }
- /*
- * Add script
- * @since 1.0.0
- */
- public function add_script() { ?>
- <script>
- jQuery(document).ready( function($) {
- function ct_media_upload(button_class) {
- var _custom_media = true,
- _orig_send_attachment = wp.media.editor.send.attachment;
- $('body').on('click', button_class, function(e) {
- var button_id = '#'+$(this).attr('id');
- var send_attachment_bkp = wp.media.editor.send.attachment;
- var button = $(button_id);
- _custom_media = true;
- wp.media.editor.send.attachment = function(props, attachment){
- if ( _custom_media ) {
- $('#post_tag-image-id').val(attachment.id);
- $('#post_tag-image-wrapper').html('<img class="custom_media_image" src="" style="margin:0;padding:0;max-height:100px;float:none;" />');
- $('#post_tag-image-wrapper .custom_media_image').attr('src',attachment.url).css('display','block');
- } else {
- return _orig_send_attachment.apply( button_id, [props, attachment] );
- }
- }
- wp.media.editor.open(button);
- return false;
- });
- }
- ct_media_upload('.ct_tax_media_button.button');
- $('body').on('click','.ct_tax_media_remove',function(){
- $('#post_tag-image-id').val('');
- $('#post_tag-image-wrapper').html('<img class="custom_media_image" src="" style="margin:0;padding:0;max-height:100px;float:none;" />');
- });
- // Thanks: http://stackoverflow.com/questions/15281995/wordpress-create-post_tag-ajax-response
- $(document).ajaxComplete(function(event, xhr, settings) {
- var queryStringArr = settings.data.split('&');
- if( $.inArray('action=add-tag', queryStringArr) !== -1 ){
- var xml = xhr.responseXML;
- $response = $(xml).find('term_id').text();
- if($response!=""){
- // Clear the thumb image
- $('#post_tag-image-wrapper').html('');
- }
- }
- });
- });
- </script>
- <?php }
- }
- $TAG_IMAGES = new TAG_IMAGES();
- $TAG_IMAGES -> init();
- }
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