Remove todo list markup from clean title

lib/Note.lib.php

@@ -192,10 +192,11 @@ class Note {
      */
     public function getCleanTitle(): string {
         $title = $this->getTitle();
-        $title = str_replace("*", "", $title);
-        $title = str_replace("#", "", $title);
-        $title = str_replace("_", "", $title);
-        $title = str_replace("`", "", $title);
+        $title = str_replace(["*", "#", "_", "`"], "", $title);
+        $title = preg_replace([
+            "/^- \[ \] /m",
+            "/^- \[x\] /m"
+        ], "", $title);
         return trim($title);
     }
 
@@ -333,15 +334,15 @@ class Note {
         $text = explode("\n", $this->getText());
         $item = trim(str_replace("\n", "", $item));
         for ($i = 0; $i < count($text); $i++) {
-            if (!preg_match("/^- \[[Xx ]\] .*/", $text[$i])) {
+            if (!preg_match("/^- \[[x ]\] .*/", $text[$i])) {
                 continue;
             }
-            $linecleaned = trim(preg_replace("/^- \[[Xx ]\] /", "", $text[$i]));
+            $linecleaned = trim(preg_replace("/^- \[[x ]\] /", "", $text[$i]));
             if ($item != $linecleaned) {
                 continue;
             }
-            if (preg_match("/^- \[[Xx]\] .*/", $text[$i])) {
-                $text[$i] = preg_replace("/^- \[[Xx]\] /", "- [ ] ", $text[$i]);
+            if (preg_match("/^- \[[x]\] .*/", $text[$i])) {
+                $text[$i] = preg_replace("/^- \[[x]\] /", "- [ ] ", $text[$i]);
             } else if (preg_match("/^- \[ \] .*/", $text[$i])) {
                 $text[$i] = preg_replace("/^- \[ \] /", "- [x] ", $text[$i]);
             }