added spaces + some curly braces + some usage of dbm::is_result()

Signed-off-by: Roland Häder <roland@mxchange.org>

mod/photos.php

@@ -1280,8 +1280,9 @@ function photos_content(App $a)
  			}
 		}
 
-		if (count($ph) == 1)
+		if (count($ph) == 1) {
 			$hires = $lores = $ph[0];
+		}
 		if (count($ph) > 1) {
 			if ($ph[1]['scale'] == 2) {
 				// original is 640 or less, we can display it directly
@@ -1319,8 +1320,9 @@ function photos_content(App $a)
 			]);
 		}
 
-		if ($prevlink)
+		if ($prevlink) {
 			$prevlink = [$prevlink, '<div class="icon prev"></div>'] ;
+		}
 
 		$photo = [
 			'href' => 'photo/' . $hires['resource-id'] . '-' . $hires['scale'] . '.' . $phototypes[$hires['type']],