Source
File: wp-admin/includes/media.php
function edit_form_image_editor( $post ) {
$open = isset( $_GET['image-editor'] );
if ( $open ) {
require_once ABSPATH . 'wp-admin/includes/image-edit.php';
}
$thumb_url = false;
$attachment_id = intval( $post->ID );
if ( $attachment_id ) {
$thumb_url = wp_get_attachment_image_src( $attachment_id, array( 900, 450 ), true );
}
$alt_text = get_post_meta( $post->ID, '_wp_attachment_image_alt', true );
$att_url = wp_get_attachment_url( $post->ID );
?>
<div class="wp_attachment_holder wp-clearfix">
<?php
if ( wp_attachment_is_image( $post->ID ) ) :
$image_edit_button = '';
if ( wp_image_editor_supports( array( 'mime_type' => $post->post_mime_type ) ) ) {
$nonce = wp_create_nonce( "image_editor-$post->ID" );
$image_edit_button = "<input type='button' id='imgedit-open-btn-$post->ID' onclick='imageEdit.open( $post->ID, \"$nonce\" )' class='button' value='" . esc_attr__( 'Edit Image' ) . "' /> <span class='spinner'></span>";
}
$open_style = '';
$not_open_style = '';
if ( $open ) {
$open_style = ' style="display:none"';
} else {
$not_open_style = ' style="display:none"';
}
?>
<div class="imgedit-response" id="imgedit-response-<?php echo $attachment_id; ?>"></div>
<div<?php echo $open_style; ?> class="wp_attachment_image wp-clearfix" id="media-head-<?php echo $attachment_id; ?>">
<p id="thumbnail-head-<?php echo $attachment_id; ?>"><img class="thumbnail" src="<?php echo set_url_scheme( $thumb_url[0] ); ?>" style="max-width:100%" alt="" /></p>
<p><?php echo $image_edit_button; ?></p>
</div>
<div<?php echo $not_open_style; ?> class="image-editor" id="image-editor-<?php echo $attachment_id; ?>">
<?php
if ( $open ) {
wp_image_editor( $attachment_id );
}
?>
</div>
<?php
elseif ( $attachment_id && wp_attachment_is( 'audio', $post ) ) :
wp_maybe_generate_attachment_metadata( $post );
echo wp_audio_shortcode( array( 'src' => $att_url ) );
elseif ( $attachment_id && wp_attachment_is( 'video', $post ) ) :
wp_maybe_generate_attachment_metadata( $post );
$meta = wp_get_attachment_metadata( $attachment_id );
$w = ! empty( $meta['width'] ) ? min( $meta['width'], 640 ) : 0;
$h = ! empty( $meta['height'] ) ? $meta['height'] : 0;
if ( $h && $w < $meta['width'] ) {
$h = round( ( $meta['height'] * $w ) / $meta['width'] );
}
$attr = array( 'src' => $att_url );
if ( ! empty( $w ) && ! empty( $h ) ) {
$attr['width'] = $w;
$attr['height'] = $h;
}
$thumb_id = get_post_thumbnail_id( $attachment_id );
if ( ! empty( $thumb_id ) ) {
$attr['poster'] = wp_get_attachment_url( $thumb_id );
}
echo wp_video_shortcode( $attr );
elseif ( isset( $thumb_url[0] ) ) :
?>
<div class="wp_attachment_image wp-clearfix" id="media-head-<?php echo $attachment_id; ?>">
<p id="thumbnail-head-<?php echo $attachment_id; ?>">
<img class="thumbnail" src="<?php echo set_url_scheme( $thumb_url[0] ); ?>" style="max-width:100%" alt="" />
</p>
</div>
<?php
else :
/**
* Fires when an attachment type can't be rendered in the edit form.
*
* @since 4.6.0
*
* @param WP_Post $post A post object.
*/
do_action( 'wp_edit_form_attachment_display', $post );
endif;
?>
</div>
<div class="wp_attachment_details edit-form-section">
<?php if ( 'image' === substr( $post->post_mime_type, 0, 5 ) ) : ?>
<p class="attachment-alt-text">
<label for="attachment_alt"><strong><?php _e( 'Alternative Text' ); ?></strong></label><br />
<input type="text" class="widefat" name="_wp_attachment_image_alt" id="attachment_alt" aria-describedby="alt-text-description" value="<?php echo esc_attr( $alt_text ); ?>" />
</p>
<p class="attachment-alt-text-description" id="alt-text-description">
<?php
printf(
/* translators: 1: Link to tutorial, 2: Additional link attributes, 3: Accessibility text. */
__( '<a href="%1$s" %2$s>Describe the purpose of the image%3$s</a>. Leave empty if the image is purely decorative.' ),
esc_url( 'https://www.w3.org/WAI/tutorials/images/decision-tree' ),
'target="_blank" rel="noopener noreferrer"',
sprintf(
'<span class="screen-reader-text"> %s</span>',
/* translators: Accessibility text. */
__( '(opens in a new tab)' )
)
);
?>
</p>
<?php endif; ?>
<p>
<label for="attachment_caption"><strong><?php _e( 'Caption' ); ?></strong></label><br />
<textarea class="widefat" name="excerpt" id="attachment_caption"><?php echo $post->post_excerpt; ?></textarea>
</p>
<?php
$quicktags_settings = array( 'buttons' => 'strong,em,link,block,del,ins,img,ul,ol,li,code,close' );
$editor_args = array(
'textarea_name' => 'content',
'textarea_rows' => 5,
'media_buttons' => false,
'tinymce' => false,
'quicktags' => $quicktags_settings,
);
?>
<label for="attachment_content" class="attachment-content-description"><strong><?php _e( 'Description' ); ?></strong>
<?php
if ( preg_match( '#^(audio|video)/#', $post->post_mime_type ) ) {
echo ': ' . __( 'Displayed on attachment pages.' );
}
?>
</label>
<?php wp_editor( format_to_edit( $post->post_content ), 'attachment_content', $editor_args ); ?>
</div>
<?php
$extras = get_compat_media_markup( $post->ID );
echo $extras['item'];
echo '<input type="hidden" id="image-edit-context" value="edit-attachment" />' . "\n";
}