. * */ namespace OCA\Contacts\CardDAV; use OCA\Contacts; class Backend extends \Sabre_CardDAV_Backend_Abstract { public function __construct($backends) { $this->backends = $backends; } /** * Returns the list of addressbooks for a specific user. * * @param string $principaluri * @return array */ public function getAddressBooksForUser($principaluri) { $app = new Contacts\App(); $userAddressBooks = array(); foreach($this->backends as $backendName) { $backend = $app->getBackend($backendName); $addressBooks = $backend->getAddressBooksForUser(); if (is_array($addressBooks)) { foreach($addressBooks as $addressBook) { if($addressBook['owner'] != \OCP\USER::getUser()) { $addressBook['uri'] = $addressBook['uri'] . '_shared_by_' . $addressBook['owner']; $addressBook['displayname'] = $addressBook['displayname']; } $userAddressBooks[] = array( 'id' => $backend->name . '::' . $addressBook['id'], 'uri' => $addressBook['uri'], 'principaluri' => 'principals/'.$addressBook['owner'], '{DAV:}displayname' => $addressBook['displayname'], '{' . \Sabre_CardDAV_Plugin::NS_CARDDAV . '}addressbook-description' => $addressBook['description'], '{http://calendarserver.org/ns/}getctag' => $addressBook['lastmodified'], '{' . \Sabre_CardDAV_Plugin::NS_CARDDAV . '}supported-address-data' => new \Sabre_CardDAV_Property_SupportedAddressData(), ); } } } return $userAddressBooks; } /** * Updates an addressbook's properties * * See Sabre_DAV_IProperties for a description of the mutations array, as * well as the return value. * * @param mixed $addressbookid * @param array $mutations * @see Sabre_DAV_IProperties::updateProperties * @return bool|array */ public function updateAddressBook($addressbookid, array $mutations) { $name = null; $description = null; $changes = array(); foreach($mutations as $property=>$newvalue) { switch($property) { case '{DAV:}displayname' : $changes['name'] = $newvalue; break; case '{' . \Sabre_CardDAV_Plugin::NS_CARDDAV . '}addressbook-description' : $changes['description'] = $newvalue; break; default : // If any unsupported values were being updated, we must // let the entire request fail. return false; } } list($id, $backend) = $this->getBackendForAddressBook($addressbookid); return $backend->updateAddressBook($id, $changes); } /** * Creates a new address book * * @param string $principaluri * @param string $uri Just the 'basename' of the url. * @param array $properties * @return void */ public function createAddressBook($principaluri, $uri, array $properties) { $properties = array(); $userid = $this->userIDByPrincipal($principaluri); foreach($properties as $property=>$newvalue) { switch($property) { case '{DAV:}displayname' : $properties['displayname'] = $newvalue; break; case '{' . \Sabre_CardDAV_Plugin::NS_CARDDAV . '}addressbook-description' : $properties['description'] = $newvalue; break; default : throw new \Sabre_DAV_Exception_BadRequest('Unknown property: ' . $property); } } $properties['uri'] = $uri; list(,$backend) = $this->getBackendForAddressBook($addressbookid); $backend->createAddressBook($properties, $userid); } /** * Deletes an entire addressbook and all its contents * * @param mixed $addressbookid * @return void */ public function deleteAddressBook($addressbookid) { list($id, $backend) = $this->getBackendForAddressBook($addressbookid); $backend->deleteAddressBook($id); } /** * Returns the last modified date if the backend supports it. * * @param mixed $addressbookid * @return void */ public function lastModifiedAddressBook($addressbookid) { list($id, $backend) = $this->getBackendForAddressBook($addressbookid); return $backend->lastModifiedAddressBook($id); } /** * Returns all cards for a specific addressbook id. * * @param mixed $addressbookid * @return array */ public function getCards($addressbookid) { $contacts = array(); list($id, $backend) = $this->getBackendForAddressBook($addressbookid); $contacts = $backend->getContacts($id); $cards = array(); foreach($contacts as $contact) { $cards[] = array( 'id' => $contact['id'], //'carddata' => $i['carddata'], 'size' => strlen($contact['carddata']), 'etag' => '"' . md5($contact['carddata']) . '"', 'uri' => urlencode($contact['uri']), 'lastmodified' => $contact['lastmodified'] ); } return $cards; } /** * Returns a specfic card * * @param mixed $addressbookid * @param string $carduri * @return array */ public function getCard($addressbookid, $carduri) { list($id, $backend) = $this->getBackendForAddressBook($addressbookid); $contact = $backend->getContact($id, array('uri' => urldecode($carduri))); return ($contact ? $contact : false); } /** * Creates a new card * * We don't return an Etag as the carddata can have been modified * by Plugin::validate() * * @see Plugin::validate() * @param mixed $addressbookid * @param string $carduri * @param string $carddata * @return string|null */ public function createCard($addressbookid, $carduri, $carddata) { list($id, $backend) = $this->getBackendForAddressBook($addressbookid); $backend->createContact($id, $carddata, array('uri' => $carduri)); } /** * Updates a card * * @param mixed $addressbookid * @param string $carduri * @param string $carddata * @return null */ public function updateCard($addressbookid, $carduri, $carddata) { list($id, $backend) = $this->getBackendForAddressBook($addressbookid); $backend->updateContact($id, array('uri' => $carduri,), $carddata); } /** * Deletes a card * * @param mixed $addressbookid * @param string $carduri * @return bool */ public function deleteCard($addressbookid, $carduri) { list($id, $backend) = $this->getBackendForAddressBook($addressbookid); return $backend->deleteContact($addressbookid, array('uri' => $carduri)); } /** * @brief gets the userid from a principal path * @param string $principaluri * @return string */ public function userIDByPrincipal($principaluri) { list(, $userid) = \Sabre_DAV_URLUtil::splitPath($principaluri); return $userid; } /** * Get the backend for an address book * * @param mixed $addressbookid * @return array(string, \OCA\Contacts\Backend\AbstractBackend) */ public function getBackendForAddressBook($addressbookid) { list($backendName, $id) = explode('::', $addressbookid); $app = new Contacts\App(); $backend = $app->getBackend($backendName); if($backend->name === $backendName && $backend->hasAddressBook($id)) { return array($id, $backend); } throw new \Sabre_DAV_Exception_NotFound('Backend not found: ' . $addressbookid); } }