Merge pull request #4275 from ampproject/fix/division-by-zero

Fix division by zero to calculate minification ratio when original size is zero
ampproject · Feb 11, 2020 · 2026afc · 2026afc
2 parents ea28148 + 1e8010a
commit 2026afc
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/includes/validation/class-amp-validated-url-post-type.php b/includes/validation/class-amp-validated-url-post-type.php
@@ -2168,7 +2168,11 @@ static function ( $a, $b ) use ( $stylesheets ) {
 				}
 				$origin_html .= '>';
 
-				$ratio = $stylesheet['final_size'] / $stylesheet['original_size'];
+				if ( 0 === $stylesheet['original_size'] ) {
+					$ratio = 1;
+				} else {
+					$ratio = $stylesheet['final_size'] / $stylesheet['original_size'];
+				}
 				?>
 				<tr class="<?php echo esc_attr( sprintf( 'stylesheet level-0 %s', 0 === $row % 2 ? 'even' : 'odd' ) ); ?>">
 					<td class="column-stylesheet_expand">