Fix error on first install

system/admin/views/add-content.html.php

@@ -11,11 +11,14 @@ if ($type != 'is_post' && $type != 'is_image' && $type != 'is_video' && $type !=
 $desc = get_category_info(null);
 
 $tags = tag_cloud(true);
-$ptags = unserialize(file_get_contents('content/data/tags.lang'));
-$tkey = array_keys($tags);
-$newlang = array_intersect_key($ptags, array_flip($tkey));
-$tmp = serialize($newlang);
-file_put_contents('content/data/tags.lang', print_r($tmp, true));
+$tagslang = "content/data/tags.lang";
+if (file_exists($tagslang)) {
+    $ptags = unserialize(file_get_contents($tagslang));
+    $tkey = array_keys($tags);
+    $newlang = array_intersect_key($ptags, array_flip($tkey));
+    $tmp = serialize($newlang);
+    file_put_contents($tagslang, print_r($tmp, true));
+}
 
 ?>
 

system/admin/views/edit-content.html.php

@@ -56,11 +56,14 @@ if (config('permalink.type') == 'post') {
 }
 
 $tags = tag_cloud(true);
-$ptags = unserialize(file_get_contents('content/data/tags.lang'));
-$tkey = array_keys($tags);
-$newlang = array_intersect_key($ptags, array_flip($tkey));
-$tmp = serialize($newlang);
-file_put_contents('content/data/tags.lang', print_r($tmp, true));
+$tagslang = "content/data/tags.lang";
+if (file_exists($tagslang)) {
+    $ptags = unserialize(file_get_contents($tagslang));
+    $tkey = array_keys($tags);
+    $newlang = array_intersect_key($ptags, array_flip($tkey));
+    $tmp = serialize($newlang);
+    file_put_contents($tagslang, print_r($tmp, true));
+}
 
 ?>
 <link rel="stylesheet" type="text/css" href="<?php echo site_url() ?>system/admin/editor/css/editor.css"/>