small code style improvements

includes/pages/admin_news.php

@@ -5,7 +5,8 @@ function admin_news() {
   
   if (! isset($_GET["action"])) {
     redirect(page_link_to("news"));
-  } else {
+  }
+  
   $html = '<div class="col-md-12"><h1>' . _("Edit news entry") . '</h1>' . msg();
   if (isset($_REQUEST['id']) && preg_match("/^[0-9]{1,11}$/", $_REQUEST['id'])) {
     $news_id = $_REQUEST['id'];
@@ -14,7 +15,9 @@ function admin_news() {
   }
   
   $news = sql_select("SELECT * FROM `News` WHERE `ID`='" . sql_escape($news_id) . "' LIMIT 1");
-    if (count($news) > 0) {
+  if (empty($news)) {
+    return error("No News found.", true);
+  }
   switch ($_REQUEST["action"]) {
     default:
       redirect(page_link_to('news'));
@@ -59,10 +62,6 @@ function admin_news() {
       redirect(page_link_to("news"));
       break;
   }
-    } else {
-      return error("No News found.", true);
-    }
-  }
   return $html . '</div>';
 }
 ?>

includes/sys_template.php

@@ -374,11 +374,11 @@ function render_table($columns, $rows, $data = true) {
   foreach ($rows as $row) {
     $html .= '<tr>';
     foreach ($columns as $key => $column) {
+      $value = "&nbsp;";
       if (isset($row[$key])) {
-        $html .= '<td class="column_' . $key . '">' . $row[$key] . '</td>';
-      } else {
-        $html .= '<td class="column_' . $key . '">&nbsp;</td>';
+        $value = $row[$key];
       }
+      $html .= '<td class="column_' . $key . '">' . $value . '</td>';
     }
     $html .= '</tr>';
   }