WIP ConstructionConsent & update-statusflags script

lib/mvcfronk/mfValuecache/mfValuecache.php

@@ -23,6 +23,7 @@ class mfValuecache {
   
   public function set($key, $value) {
     $this->cache[$key] = $value;
+    return true;
   }
   
   public function getCache() {
@@ -31,6 +32,27 @@ class mfValuecache {
 
   public function delete($key) {
       unset($this->cache[$key]);
+      return true;
+  }
+
+  public function purge($beginning = "", $casesensitive = true) {
+      if(!$beginning) {
+          $this->cache = [];
+          return true;
+      }
+
+      foreach($this->cache as $key => $value) {
+          if(!$casesensitive) {
+              if(strpos(strtolower($key), strtolower($beginning)) === 0) {
+                  unset($this->cache[$key]);
+              }
+          }
+          if(strpos($key, $beginning) === 0) {
+              unset($this->cache[$key]);
+          }
+      }
+
+      return true;
   }
 
   public function getMfObject($objectname, $id) {