Use ternary operator where applicable

Aleksander Machniak

2015-11-16 8271597836eeb9b6f50062c1ce6d685cb61e0e72

 program/steps/mail/show.inc

@@ -346,7 +346,7 @@
    global $RCMAIL, $MESSAGE;

    $placeholder = $attrib['placeholder'] ? $RCMAIL->output->abs_url($attrib['placeholder'], true) : null;
    $placeholder = $RCMAIL->output->asset_url($placeholder ? $placeholder : 'program/resources/blank.gif');
    $placeholder = $RCMAIL->output->asset_url($placeholder ?: 'program/resources/blank.gif');

    if ($MESSAGE->sender) {
        $photo_img = $RCMAIL->url(array(