do_action-post_edit_form_tag

[bems78]

Possible to add an action on the form for adding media.

File : /wp-admin/media.php
Line : 115

<form method="post" action="" class="media-upload-form" id="media-single-form">

to

<form method="post" action="" class="media-upload-form" id="media-single-form"<?php do_action('post_edit_form_tag'); ?>>

Why?

Replying to helenyhou:

Why?

To be able to add files with media.
For example, associate the files subtitles (.srt) or file alternative (.ogv, .webm, .flv ..) or poster image.

Without using jQuery script ...

Not sure I understand the use case. Could you provide an example code that would use this action?