/** * Triggered before properties are looked up in specific nodes. * * @param string $uri * @param Sabre_DAV_INode $node * @param array $requestedProperties * @param array $returnedProperties * @TODO really should be broken into multiple methods, or even a class. * @return void */ public function beforeGetProperties($uri, Sabre_DAV_INode $node, &$requestedProperties, &$returnedProperties) { // Checking the read permission if (!$this->checkPrivileges($uri, '{DAV:}read', self::R_PARENT, false)) { // User is not allowed to read properties if ($this->hideNodesFromListings) { return false; } // Marking all requested properties as '403'. foreach ($requestedProperties as $key => $requestedProperty) { unset($requestedProperties[$key]); $returnedProperties[403][$requestedProperty] = null; } return; } /* Adding principal properties */ if ($node instanceof Sabre_DAVACL_IPrincipal) { if (false !== ($index = array_search('{DAV:}alternate-URI-set', $requestedProperties))) { unset($requestedProperties[$index]); $returnedProperties[200]['{DAV:}alternate-URI-set'] = new Sabre_DAV_Property_HrefList($node->getAlternateUriSet()); } if (false !== ($index = array_search('{DAV:}principal-URL', $requestedProperties))) { unset($requestedProperties[$index]); $returnedProperties[200]['{DAV:}principal-URL'] = new Sabre_DAV_Property_Href($node->getPrincipalUrl() . '/'); } if (false !== ($index = array_search('{DAV:}group-member-set', $requestedProperties))) { unset($requestedProperties[$index]); $returnedProperties[200]['{DAV:}group-member-set'] = new Sabre_DAV_Property_HrefList($node->getGroupMemberSet()); } if (false !== ($index = array_search('{DAV:}group-membership', $requestedProperties))) { unset($requestedProperties[$index]); $returnedProperties[200]['{DAV:}group-membership'] = new Sabre_DAV_Property_HrefList($node->getGroupMembership()); } if (false !== ($index = array_search('{DAV:}displayname', $requestedProperties))) { $returnedProperties[200]['{DAV:}displayname'] = $node->getDisplayName(); } } if (false !== ($index = array_search('{DAV:}principal-collection-set', $requestedProperties))) { unset($requestedProperties[$index]); $val = $this->principalCollectionSet; // Ensuring all collections end with a slash foreach ($val as $k => $v) { $val[$k] = $v . '/'; } $returnedProperties[200]['{DAV:}principal-collection-set'] = new Sabre_DAV_Property_HrefList($val); } if (false !== ($index = array_search('{DAV:}current-user-principal', $requestedProperties))) { unset($requestedProperties[$index]); if ($url = $this->getCurrentUserPrincipal()) { $returnedProperties[200]['{DAV:}current-user-principal'] = new Sabre_DAVACL_Property_Principal(Sabre_DAVACL_Property_Principal::HREF, $url . '/'); } else { $returnedProperties[200]['{DAV:}current-user-principal'] = new Sabre_DAVACL_Property_Principal(Sabre_DAVACL_Property_Principal::UNAUTHENTICATED); } } if (false !== ($index = array_search('{DAV:}supported-privilege-set', $requestedProperties))) { unset($requestedProperties[$index]); $returnedProperties[200]['{DAV:}supported-privilege-set'] = new Sabre_DAVACL_Property_SupportedPrivilegeSet($this->getSupportedPrivilegeSet()); } if (false !== ($index = array_search('{DAV:}current-user-privilege-set', $requestedProperties))) { if (!$this->checkPrivileges($uri, '{DAV:}read-current-user-privilege-set', self::R_PARENT, false)) { $returnedProperties[403]['{DAV:}current-user-privilege-set'] = null; unset($requestedProperties[$index]); } else { $val = $this->getCurrentUserPrivilegeSet($node); if (!is_null($val)) { unset($requestedProperties[$index]); $returnedProperties[200]['{DAV:}current-user-privilege-set'] = new Sabre_DAVACL_Property_CurrentUserPrivilegeSet($val); } } } /* The ACL property contains all the permissions */ if (false !== ($index = array_search('{DAV:}acl', $requestedProperties))) { if (!$this->checkPrivileges($uri, '{DAV:}read-acl', self::R_PARENT, false)) { unset($requestedProperties[$index]); $returnedProperties[403]['{DAV:}acl'] = null; } else { $acl = $this->getACL($node); if (!is_null($acl)) { unset($requestedProperties[$index]); $returnedProperties[200]['{DAV:}acl'] = new Sabre_DAVACL_Property_Acl($this->getACL($node)); } } } }