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Description

Outputs the legacy media upload form.

Usage

media_upload_form( $errors );

Parameters

$errors

( array ) optional –

Returns

void

Source

File name: wordpress/wp-admin/includes/media.php
Lines:

function media_upload_form( $errors = null ) {
  global $type, $tab;

  if ( ! _device_can_upload() ) {
    echo '<p>' . sprintf(
      /* translators: %s: https://apps.wordpress.org/ */
      __( 'The web browser on your device cannot be used to upload files. You may be able to use the <a href="%s">native app for your device</a> instead.' ),
      'https://apps.wordpress.org/'
    ) . '</p>';
    return;
  }

  $upload_action_url = admin_url( 'async-upload.php' );
  $post_id           = isset( $_REQUEST['post_id'] ) ? (int) $_REQUEST['post_id'] : 0;
  $_type             = isset( $type ) ? $type : '';
  $_tab              = isset( $tab ) ? $tab : '';

  $max_upload_size = wp_max_upload_size();
  if ( ! $max_upload_size ) {
    $max_upload_size = 0;
  }

  ?>
	<div id="media-upload-notice">
	<?php

  if ( isset( $errors['upload_notice'] ) ) {
    echo $errors['upload_notice'];
  }

  ?>
	</div>
	<div id="media-upload-error">
	<?php

  if ( isset( $errors['upload_error'] ) && is_wp_error( $errors['upload_error'] ) ) {
    echo $errors['upload_error']->get_error_message();
  }

  ?>
	</div>
	<?php

  if ( is_multisite() && ! is_upload_space_available() ) {
    
/**
 * Fires when an upload will exceed the defined upload space quota for a network site.
 *
 * @since 3.5.0
 */
    do_action( 'upload_ui_over_quota' );
    return;
  }

  
/**
 * Fires just before the legacy (pre-3.5.0) upload interface is loaded.
 *
 * @since 2.6.0
 */
  do_action( 'pre-upload-ui' ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

  $post_params = array(
    'post_id'  => $post_id,
    '_wpnonce' => wp_create_nonce( 'media-form' ),
    'type'     => $_type,
    'tab'      => $_tab,
    'short'    => '1',
  );

  
/**
 * Filters the media upload post parameters.
 *
 * @since 3.1.0 As 'swfupload_post_params'
 * @since 3.3.0
 *
 * @param array $post_params An array of media upload parameters used by Plupload.
 */
  $post_params = apply_filters( 'upload_post_params', $post_params );

  /*
	* Since 4.9 the `runtimes` setting is hardcoded in our version of Plupload to `html5,html4`,
	* and the `flash_swf_url` and `silverlight_xap_url` are not used.
	*/
  $plupload_init = array(
    'browse_button'    => 'plupload-browse-button',
    'container'        => 'plupload-upload-ui',
    'drop_element'     => 'drag-drop-area',
    'file_data_name'   => 'async-upload',
    'url'              => $upload_action_url,
    'filters'          => array( 'max_file_size' => $max_upload_size . 'b' ),
    'multipart_params' => $post_params,
  );

  /*
	 * Currently only iOS Safari supports multiple files uploading,
	 * but iOS 7.x has a bug that prevents uploading of videos when enabled.
	 * See #29602.
	 */
  if (
    wp_is_mobile() &&
    str_contains( $_SERVER['HTTP_USER_AGENT'], 'OS 7_' ) &&
 

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