<?php 
/** 
 * Server-side file upload handler from wp-plupload or other asynchronous upload methods. 
 * 
 * @package WordPress 
 * @subpackage Administration 
 */ 
 
if ( isset( $_REQUEST['action'] ) && 'upload-attachment' === $_REQUEST['action'] ) { 
    define( 'DOING_AJAX', true ); 
} 
 
if ( ! defined( 'WP_ADMIN' ) ) { 
    define( 'WP_ADMIN', true ); 
} 
 
if ( defined( 'ABSPATH' ) ) { 
    require_once ABSPATH . 'wp-load.php'; 
} else { 
    require_once dirname( __DIR__ ) . '/wp-load.php'; 
} 
 
require_once ABSPATH . 'wp-admin/admin.php'; 
 
header( 'Content-Type: text/plain; charset=' . get_option( 'blog_charset' ) ); 
 
if ( isset( $_REQUEST['action'] ) && 'upload-attachment' === $_REQUEST['action'] ) { 
    require ABSPATH . 'wp-admin/includes/ajax-actions.php'; 
 
    send_nosniff_header(); 
    nocache_headers(); 
 
    wp_ajax_upload_attachment(); 
    die( '0' ); 
} 
 
if ( ! current_user_can( 'upload_files' ) ) { 
    wp_die( __( 'Sorry, you are not allowed to upload files.' ) ); 
} 
 
// Just fetch the detail form for that attachment. 
if ( isset( $_REQUEST['attachment_id'] ) && (int) $_REQUEST['attachment_id'] && $_REQUEST['fetch'] ) { 
    $id   = (int) $_REQUEST['attachment_id']; 
    $post = get_post( $id ); 
    if ( 'attachment' !== $post->post_type ) { 
        wp_die( __( 'Invalid post type.' ) ); 
    } 
 
    switch ( $_REQUEST['fetch'] ) { 
        case 3: 
            ?> 
            <div class="media-item-wrapper"> 
                <div class="attachment-details"> 
                    <?php 
                    $thumb_url = wp_get_attachment_image_src( $id, 'thumbnail', true ); 
                    if ( $thumb_url ) { 
                        echo '<img class="pinkynail" src="' . esc_url( $thumb_url[0] ) . '" alt="" />'; 
                    } 
 
                    // Title shouldn't ever be empty, but use filename just in case. 
                    $file     = get_attached_file( $post->ID ); 
                    $file_url = wp_get_attachment_url( $post->ID ); 
                    $title    = $post->post_title ? $post->post_title : wp_basename( $file ); 
                    ?> 
                    <div class="filename new"> 
                        <span class="media-list-title"><strong><?php echo esc_html( wp_html_excerpt( $title, 60, '…' ) ); ?></strong></span> 
                        <span class="media-list-subtitle"><?php echo esc_html( wp_basename( $file ) ); ?></span> 
                        <div class="attachment-tools"> 
                            <?php 
                            if ( current_user_can( 'edit_post', $id ) ) { 
                                echo '<a class="edit-attachment" href="' . esc_url( get_edit_post_link( $id ) ) . '">' . _x( 'Edit', 'media item' ) . '</a>'; 
                            } else { 
                                echo '<span class="edit-attachment">' . _x( 'Success', 'media item' ) . '</span>'; 
                            } 
                            ?> 
                            <span class="media-item-copy-container copy-to-clipboard-container edit-attachment"> 
                                <button type="button" class="button button-small copy-attachment-url" data-clipboard-text="<?php echo $file_url; ?>"><?php _e( 'Copy URL to clipboard' ); ?></button> 
                                <span class="success hidden" aria-hidden="true"><?php _e( 'Copied!' ); ?></span> 
                            </span> 
                        </div> 
                    </div> 
                </div> 
            </div> 
            <?php 
            break; 
        case 2: 
            add_filter( 'attachment_fields_to_edit', 'media_single_attachment_fields_to_edit', 10, 2 ); 
            echo get_media_item( 
                $id, 
                array( 
                    'send'   => false, 
                    'delete' => true, 
                ) 
            ); 
            break; 
        default: 
            add_filter( 'attachment_fields_to_edit', 'media_post_single_attachment_fields_to_edit', 10, 2 ); 
            echo get_media_item( $id ); 
            break; 
    } 
    exit; 
} 
 
check_admin_referer( 'media-form' ); 
 
$post_id = 0; 
if ( isset( $_REQUEST['post_id'] ) ) { 
    $post_id = absint( $_REQUEST['post_id'] ); 
    if ( ! get_post( $post_id ) || ! current_user_can( 'edit_post', $post_id ) ) { 
        $post_id = 0; 
    } 
} 
 
$id = media_handle_upload( 'async-upload', $post_id ); 
if ( is_wp_error( $id ) ) { 
    $message = sprintf( 
        '%s <strong>%s</strong><br />%s', 
        sprintf( 
            '<button type="button" class="dismiss button-link" onclick="jQuery(this).parents(\'div.media-item\').slideUp(200, function(){jQuery(this).remove();});">%s</button>', 
            __( 'Dismiss' ) 
        ), 
        sprintf( 
            /* translators: %s: Name of the file that failed to upload. */ 
            __( '“%s” has failed to upload.' ), 
            esc_html( $_FILES['async-upload']['name'] ) 
        ), 
        esc_html( $id->get_error_message() ) 
    ); 
    wp_admin_notice( 
        $message, 
        array( 
            'additional_classes' => array( 'error-div', 'error' ), 
            'paragraph_wrap'     => false, 
        ) 
    ); 
    exit; 
} 
 
if ( $_REQUEST['short'] ) { 
    // Short form response - attachment ID only. 
    echo $id; 
} else { 
    // Long form response - big chunk of HTML. 
    $type = $_REQUEST['type']; 
 
    /** 
     * Filters the returned ID of an uploaded attachment. 
     * 
     * The dynamic portion of the hook name, `$type`, refers to the attachment type. 
     * 
     * Possible hook names include: 
     * 
     *  - `async_upload_audio` 
     *  - `async_upload_file` 
     *  - `async_upload_image` 
     *  - `async_upload_video` 
     * 
     * @since 2.5.0 
     * 
     * @param int $id Uploaded attachment ID. 
     */ 
    echo apply_filters( "async_upload_{$type}", $id ); 
} 
 
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