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Media: avoid "divide by zero" in `wp_get_attachment_image_srcset_array()`. 

Fixes #34238.


git-svn-id: https://develop.svn.wordpress.org/trunk@35081 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Scott Taylor 2015-10-12 20:59:12 +00:00
parent 6e6d9f9830
commit e05891a7ec
1 changed files with 5 additions and 1 deletions
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4
src/wp-includes/media.php
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@ -921,7 +921,11 @@ function wp_get_attachment_image_srcset_array( $attachment_id, $size = 'medium'
$candidate_url = path_join( dirname( $img_url ), $img['file'] ); $candidate_url = path_join( dirname( $img_url ), $img['file'] );
// Calculate the new image ratio. // Calculate the new image ratio.
if ( $img['width'] ) {
$img_ratio_compare = $img['height'] / $img['width']; $img_ratio_compare = $img['height'] / $img['width'];
} else {
$img_ratio_compare = 0;
}
// If the new ratio differs by less than 0.01, use it. // If the new ratio differs by less than 0.01, use it.
if ( abs( $img_ratio - $img_ratio_compare ) < 0.01 && ! in_array( $candidate_url, $candidates ) ) { if ( abs( $img_ratio - $img_ratio_compare ) < 0.01 && ! in_array( $candidate_url, $candidates ) ) {