Ticket #22868: media-bug.php

<?php
/*
Plugin Name: 3.5 Media Bug
Version: 0.1
Plugin URI: 
Description: 
Author: geminorum
*/

function gtheme_images_attachment_fields_to_edit( $fields, $post ){
        if ( ! isset( $_REQUEST['post_id'] ) )
                return $fields;
        
        $sizes = array( 'dashboard', 'single' );
        $images = get_post_meta( $_REQUEST['post_id'], '_gtheme_images', true );
        if ( ! is_array( $images ) ) 
                $images = array();

        $html = '<div>';        
        foreach( $sizes as $size ) {
                if ( isset( $images[$size] ) && $images[$size] == $post->ID )
                        $checked = ' checked="checked"';
                else
                        $checked = '';

                $html .= '<label>'.$size.' <input type="checkbox" value="'.$size
                        .'" id="gtheme-size-'.$post->ID.'-'.$size
                        .'" name="gtheme-size-'.$post->ID.'-'.$size
                        .'" '.$checked.' ></label>';
        }
        $html .= '</div>';
        
        return array_merge( $fields, array( 'all_tags' => array ( 
                'label' => __( 'Extra Tags', 'gtheme' ),
                'input' => 'html',
                'html' => $html ) ) );
} 

function gtheme_images_attachment_fields_to_save( $post, $attachment ) {
        if ( ! isset( $_REQUEST['post_id'] ) )
                return $post;
        
        $sizes = array( 'dashboard', 'single' );        
        $images = $striped = array();
        $saved_images = get_post_meta( $_REQUEST['post_id'], '_gtheme_images', true );
        if ( ! is_array( $saved_images ) )
                $saved_images = array();
        
        foreach( $sizes as $size )
                if ( isset( $_POST['gtheme-size-'.$post['ID'].'-'.$size] ) ) 
                        $images[$size] = $post['ID'];
        
        foreach( $saved_images as $saved_size => $saved_id )
                if ( $post['ID'] != $saved_id )
                        $striped[$saved_size] = $saved_id;
                        
        $final = array_merge( $striped, $images );
                        
        if ( count( $final ) )
                update_post_meta( $_REQUEST['post_id'], '_gtheme_images', $final );
        else
                delete_post_meta( $_REQUEST['post_id'], '_gtheme_images' );
                
    return $post;
} 

add_filter( 'attachment_fields_to_edit', 'gtheme_images_attachment_fields_to_edit', 10, 2 );
add_filter( 'attachment_fields_to_save', 'gtheme_images_attachment_fields_to_save', 10 ,2 );