10     private $helper = null;  variable in action_plugin_extranet
14         if ($this->helper === null) {
15             $this->helper = plugin_load('helper', 'extranet');
17         return $this->helper;
29         $helper = $this->getHelper();
30         if ($helper && $helper->isExtranetRequest()) {
100         $helper = plugin_load('helper', 'prosemirror');
101         if (!$helper) return;
104             $syntax = $helper->getSyntaxFromProsemirrorData($json);
145         $helper = $this->getHelper();
146         $defaultPolicy = $helper ? $helper->getDefaultPolicy() : 'allow';
176         $helper = $this->getHelper();
177         $defaultPolicy = $helper ? $helper->getDefaultPolicy() : 'allow';
213         $helper = $this->getHelper();
214         $mode = $helper ? $helper->getDefaultPolicy() : 'allow';
226         $helper = $this->getHelper();
227         $actions = $helper ? $helper->parseRuleList($this->getConf('disable_actions')) : [];
240         $helper = $this->getHelper();
241 …    $actions = $helper ? $helper->parseRuleList($this->getConf('restricted_disable_actions')) : [];
249         return $helper && !$helper->isPageAllowed((string)$ID);
263         $helper = $this->getHelper();
264         if (!$helper) return false;
265         return !$helper->isPageVisibleFromExtranet((string)$ID, $content);
270         $helper = $this->getHelper();
271         if (!$helper) return false;
272         return !$helper->isMediaAllowed($media);
350         $helper = plugin_load('helper', 'pagesicon');
351         if (!$helper || !method_exists($helper, 'isPageIconMedia')) return false;
353         return (bool)$helper->isPageIconMedia($mediaID);