Update admin.php

system/admin/admin.php

@@ -599,6 +599,7 @@ function add_sub_page($title, $url, $content, $static, $draft, $description = nu
 function edit_page($title, $url, $content, $oldfile, $revertPage, $publishDraft, $destination = null, $description = null, $static = null)
 {
     $dir = pathinfo($oldfile, PATHINFO_DIRNAME);
+    $dirDraft = $dir . '/draft/';
     $views = array();
     $viewsFile = "content/data/views.json";
     $post_title = safe_html($title);
@@ -617,9 +618,17 @@ function edit_page($title, $url, $content, $oldfile, $revertPage, $publishDraft,
     $post_content = '<!--t ' . $post_title . ' t-->' . $post_description . "\n\n" . $content;
 
     if (!empty($post_title) && !empty($post_url) && !empty($post_content)) {
+		
+        if (!is_dir($dir)) {
+            mkdir($dir, 0775, true);
+        }
+
+        if (!is_dir($dirDraft)) {
+            mkdir($dirDraft, 0775, true);
+        }   
         
         if(!empty($revertPage)) {
-            $newfile = $dir . '/draft/' . $post_url . '.md';
+            $newfile = $dirDraft . $post_url . '.md';
             file_put_contents($newfile, print_r($post_content, true));
             if (empty($static)) {
                 $old = pathinfo($oldfile, PATHINFO_FILENAME);
@@ -1304,4 +1313,4 @@ function find_draft_subpages($static = null, $sub_static = null)
     }
 
     return $tmp;
-}
+}