Ticket #21221: 21221.2.diff

wp-includes/media.php

@@ -306 +306 @@
         list( $img_src, $width, $height ) = image_downsize($id, $size);
         $hwstring = image_hwstring($width, $height);
 
-        $title = $title ? 'title="' . esc_attr( $title ) . '" ' : '';
+        $title = $title ? 'title="' . esc_attr( wptexturize( $title ) ) . '" ' : '';
 
         $class = 'align' . esc_attr($align) .' size-' . esc_attr($size) . ' wp-image-' . $id;
 
@@ -322 +322 @@
          */
         $class = apply_filters( 'get_image_tag_class', $class, $id, $align, $size );
 
-        $html = '<img src="' . esc_attr($img_src) . '" alt="' . esc_attr($alt) . '" ' . $title . $hwstring . 'class="' . $class . '" />';
+        $html = '<img src="' . esc_attr($img_src) . '" alt="' . esc_attr( wptexturize( $alt ) ) . '" ' . $title . $hwstring . 'class="' . $class . '" />';
 
         /**
          * Filter the HTML content for the image tag.
@@ -711 +711 @@
                         $default_attr['alt'] = trim(strip_tags( $attachment->post_excerpt )); // If not, Use the Caption
                 if ( empty($default_attr['alt']) )
                         $default_attr['alt'] = trim(strip_tags( $attachment->post_title )); // Finally, use the title
+                $default_attr['alt'] = wptexturize( $default_attr['alt'] );
 
                 $attr = wp_parse_args($attr, $default_attr);