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Don't allow whitespace-only image captions from the Media modal. 

Captions containing only whitespace trick `image_add_caption()` into thinking
a caption is required, but the empty caption text confuses wpeditimage into
stripping the 'align' class specified by the user.

Fixes #21848.

git-svn-id: https://develop.svn.wordpress.org/trunk@32079 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Boone Gorges 2015-04-08 17:10:53 +00:00
parent 1ad5acb6a1
commit 7d18785497
1 changed files with 6 additions and 0 deletions
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6
src/wp-admin/includes/ajax-actions.php
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@ -2445,7 +2445,13 @@ function wp_ajax_send_attachment_to_editor() {
$align = isset( $attachment['align'] ) ? $attachment['align'] : 'none';
$size = isset( $attachment['image-size'] ) ? $attachment['image-size'] : 'medium';
$alt = isset( $attachment['image_alt'] ) ? $attachment['image_alt'] : '';
// No whitespace-only captions.
$caption = isset( $attachment['post_excerpt'] ) ? $attachment['post_excerpt'] : '';
if ( '' === trim( $caption ) ) {
$caption = '';
}
$title = ''; // We no longer insert title tags into <img> tags, as they are redundant.
$html = get_image_send_to_editor( $id, $caption, $title, $align, $url, (bool) $rel, $size, $alt );
} elseif ( wp_attachment_is( 'video', $post ) || wp_attachment_is( 'audio', $post ) ) {