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Ticket #10928: remove_thumbnail.diff

File remove_thumbnail.diff, 4.0 KB (added by scribu, 9 years ago)

Add a "Remove Thumbnail" link

  • admin-ajax.php

     
    13951395        if ( !current_user_can( 'edit_post', $post_id ) )
    13961396                die( '-1' );
    13971397        $thumbnail_id = intval( $_POST['thumbnail_id'] );
     1398
     1399        if ( $thumbnail_id < 0 ) {
     1400                delete_post_meta( $post_id, '_thumbnail_id' );
     1401                die( _wp_post_thumbnail_html() );
     1402        }
     1403
    13981404        if ( $thumbnail_id && get_post( $thumbnail_id ) ) {
    13991405                $thumbnail_html = wp_get_attachment_image( $thumbnail_id, 'thumbnail' );
    14001406                if ( !empty( $thumbnail_html ) ) {
  • includes/media.php

     
    115115}
    116116
    117117function _wp_post_thumbnail_html( $thumbnail_id = NULL ) {
     118        global $post;
     119
     120        $content = '<p class="hide-if-no-js"><a href="#" id="set-post-thumbnail" onclick="jQuery(\'#add_image\').click();return false;">' . esc_html__( 'Set thumbnail' ) . '</a></p>';
     121
    118122        if ( $thumbnail_id && get_post( $thumbnail_id ) ) {
    119123                $thumbnail_html = wp_get_attachment_image($thumbnail_id, array( 266, 266 ) );
    120                 if ( !empty( $thumbnail_html ) )
    121                         return apply_filters( 'admin_post_thumbnail_html', '<a href="#" id="cws-post-thumbnail" onclick="jQuery(\'#add_image\').click();return false;">' . $thumbnail_html . '</a>' );
     124                if ( !empty( $thumbnail_html ) ) {
     125                        $content = '<a href="#" id="set-post-thumbnail" onclick="jQuery(\'#add_image\').click();return false;">' . $thumbnail_html . '</a>';
     126                        $content .= '<p class="hide-if-no-js"><a href="#" id="remove-post-thumbnail" onclick="WPRemoveThumbnail(' . $post->ID .');return false;">' . esc_html__( 'Remove thumbnail' ) . '</a></p>';
     127                }
    122128        }
    123         return apply_filters( 'admin_post_thumbnail_html', '<a href="#" id="cws-post-thumbnail" onclick="jQuery(\'#add_image\').click();return false;">' . esc_html__( 'Set thumbnail' ) . '</a>' );
     129
     130        return apply_filters( 'admin_post_thumbnail_html', $content );
    124131}
    125132
    126133function post_thumbnail_meta_box() {
  • js/set-post-thumbnail-handler.dev.js

     
    11function WPSetThumbnailHTML(html){
    22        jQuery('#postthumbnaildiv .inside').html(html);
    33}
     4
    45function WPSetThumbnailID(id){
    56        if ( jQuery('input[value=_thumbnail_id]').size() > 0 ) {
    67                jQuery('#meta\\[' + jQuery('input[value=_thumbnail_id]').attr('id').match(/[0-9]+/) + '\\]\\[value\\]' ).text(id);
    78        }
    8 }
    9  No newline at end of file
     9}
     10
     11function WPRemoveThumbnail(post_id){
     12        jQuery.post(ajaxurl, {
     13                action:"set-post-thumbnail", post_id: post_id, thumbnail_id: -1, cookie: encodeURIComponent(document.cookie)
     14        }, function(str){
     15                if ( str == '0' ) {
     16                        alert( setPostThumbnailL10n.error );
     17                } else {
     18                        WPSetThumbnailHTML(str);
     19                }
     20        }
     21        );
     22}
  • js/set-post-thumbnail-handler.js

     
    1 function WPSetThumbnailHTML(html){jQuery("#postthumbnaildiv .inside").html(html)}function WPSetThumbnailID(id){if(jQuery("input[value=_thumbnail_id]").size()>0){jQuery("#meta\\["+jQuery("input[value=_thumbnail_id]").attr("id").match(/[0-9]+/)+"\\]\\[value\\]").text(id)}};
    2  No newline at end of file
     1function WPSetThumbnailHTML(html){jQuery("#postthumbnaildiv .inside").html(html)}function WPSetThumbnailID(id){if(jQuery("input[value=_thumbnail_id]").size()>0){jQuery("#meta\\["+jQuery("input[value=_thumbnail_id]").attr("id").match(/[0-9]+/)+"\\]\\[value\\]").text(id)}}function WPRemoveThumbnail(post_id){jQuery.post(ajaxurl,{action:"set-post-thumbnail",post_id:post_id,thumbnail_id:-1,cookie:encodeURIComponent(document.cookie)},function(str){if(str=="0"){alert(setPostThumbnailL10n.error)}else{WPSetThumbnailHTML(str)}})};
     2 No newline at end of file