Return a list of valid locks with the option to limit the results
by principal, scope and/or type.
| abstract public getLocks ( string $scope = null, string $principal = null, integer $type = null ) : array | ||
| $scope | string | The scope of the lock. Typically the name of the application requesting the lock or some other identifier used to group locks together. |
| $principal | string | Principal for which to check for locks |
| $type | integer | Only return locks of the given type. Defaults to null, or all locks |
| return | array | Array of locks with the ID as the key and the lock details as the value. If there are no current locks this will return an empty array. |
/**
* Returns a list of Sabre\DAV\Locks\LockInfo objects
*
* This method should return all the locks for a particular uri, including
* locks that might be set on a parent uri.
*
* If returnChildLocks is set to true, this method should also look for
* any locks in the subtree of the uri for locks.
*
* @param string $uri
* @param bool $returnChildLocks
* @return array
*/
public function getLocks($uri, $returnChildLocks)
{
list($app) = explode('/', $uri);
try {
// @todo use $returnChildLocks when we implemented sub-tree
// searching in Horde_Lock
$locks = $this->_lock->getLocks($app, $uri);
} catch (Horde_Lock_Exception $e) {
throw new DAV\Exception($e->getMessage(), $e->getCode(), $e);
}
$infos = array();
foreach ($locks as $lock) {
$info = new Locks\LockInfo();
$info->owner = $lock['lock_owner'];
$info->token = $lock['lock_id'];
$info->timeout = $lock['lock_expiry_timestamp'];
$info->created = $lock['lock_origin_timestamp'];
$info->scope = $lock['lock_type'] == Horde_Lock::TYPE_EXCLUSIVE ? Locks\LockInfo::EXCLUSIVE : Locks\LockInfo::SHARED;
$info->uri = $lock['lock_principal'];
$infos[] = $info;
}
return $infos;
}
/**
* Returns whether a user is currently locked.
*
* @param string $userId The user to check.
* @param boolean $show_details Return timeout too?
*
* @return boolean|array If $show_details is a true, an array with
* 'locked' and 'lock_timeout' values. Whether the
* user is locked, otherwise.
* @throws Horde_Auth_Exception
*/
public function isLocked($userId, $show_details = false)
{
if (!$this->_lock_api) {
throw new Horde_Auth_Exception('Unsupported.');
}
try {
$locks = $this->_lock_api->getLocks('horde_auth', 'login:'******'locked' => false, 'lock_timeout' => 0) : array('locked' => true, 'lock_timeout' => $locks[$lock_id]['lock_expiry_timestamp']);
}
return !empty($locks);
}
/**
* Checks for existing locks.
*
* First this checks for share locks and if none exists, checks for item
* locks (if item_uid defined). It will return the first lock found.
*
* @param Horde_Lock $locks The lock object.
* @param string $item_uid A uid of an item from this share.
*
* @return array Hash with the found lock information in 'lock' and the
* lock type ('share' or 'item') in 'type', or an empty
* array if there are no locks.
*/
public function checkLocks(Horde_Lock $locks, $item_uid = null)
{
$shareid = $this->_share->getId();
$locktype = Horde_Lock::TYPE_EXCLUSIVE;
// Check for share locks
try {
$result = $locks->getLocks($this->_share->getShareOb()->getApp(), $shareid, $locktype);
} catch (Horde_Lock_Exception $e) {
Horde::log($e, 'ERR');
throw new Horde_Exception_Wrapped($e);
}
if (empty($result) && !empty($item_uid)) {
// Check for item locks
$locktargettype = 'item';
try {
$result = $locks->getLocks($this->_share->getShareOb()->getApp() . ':' . $shareid, $item_uid, $locktype);
} catch (Horde_Lock_Exception $e) {
Horde::log($e, 'ERR');
throw new Horde_Exception($e->getMessage());
}
} else {
$locktargettype = 'share';
}
if (empty($result)) {
return array();
}
return array('type' => $locktargettype, 'lock' => reset($result));
}
/**
* Constructs a standard page class to represent a wiki page.
*
* @param string $pagename The name of the page to represent.
*/
public function __construct($pagename)
{
if (is_array($pagename)) {
$this->_page = $pagename;
return;
}
$page = null;
try {
$page = $GLOBALS['wicked']->retrieveByName($pagename);
} catch (Wicked_Exception $e) {
// If we can't load $pagename, see if there's default data for it.
// Protect against directory traversion.
$pagepath = realpath(WICKED_BASE . '/data/' . $GLOBALS['conf']['wicked']['format']);
$pagefile = realpath($pagepath . '/' . $pagename);
if ($pagefile && Horde_String::common($pagefile, $pagepath) == $pagepath && substr($pagename, 0, 1) != '.' && file_exists($pagefile) && ($text = file_get_contents($pagefile))) {
try {
$GLOBALS['wicked']->newPage($pagename, $text);
try {
$page = $GLOBALS['wicked']->retrieveByName($pagename);
} catch (Wicked_Exception $e) {
$GLOBALS['notification']->push(sprintf(_("Unable to create %s"), $pagename), 'horde.error');
}
} catch (Wicked_Exception $e) {
}
}
}
if ($page) {
$this->_page = $page;
} else {
if ($pagename == 'Wiki/Home') {
$GLOBALS['notification']->push(_("Unable to create Wiki/Home. The wiki is not configured."), 'horde.error');
}
$this->_page = array();
}
// Make sure 'wicked' permission exists. Set reasonable defaults if
// necessary.
$perms = $GLOBALS['injector']->getInstance('Horde_Perms');
$corePerms = $GLOBALS['injector']->getInstance('Horde_Core_Perms');
if (!$perms->exists('wicked')) {
$perm = $corePerms->newPermission('wicked');
$perm->addGuestPermission(Horde_Perms::SHOW | Horde_Perms::READ, false);
$perm->addDefaultPermission(Horde_Perms::SHOW | Horde_Perms::READ | Horde_Perms::EDIT | Horde_Perms::DELETE, false);
$perms->addPermission($perm);
}
// Make sure 'wicked:pages' exists. Copy from 'wicked' if it does not
// exist.
if (!$perms->exists('wicked:pages')) {
$perm = $corePerms->newPermission('wicked:pages');
$copyFrom = $perms->getPermission('wicked');
$perm->addGuestPermission($copyFrom->getGuestPermissions(), false);
$perm->addDefaultPermission($copyFrom->getDefaultPermissions(), false);
$perm->addCreatorPermission($copyFrom->getCreatorPermissions(), false);
foreach ($copyFrom->getUserPermissions() as $user => $uperm) {
$perm->addUserPermission($user, $uperm, false);
}
foreach ($copyFrom->getGroupPermissions() as $group => $gperm) {
$perm->addGroupPermission($group, $gperm, false);
}
$perms->addPermission($perm);
}
if ($GLOBALS['conf']['lock']['driver'] != 'none') {
$this->supportedModes[Wicked::MODE_LOCKING] = $this->supportedModes[Wicked::MODE_UNLOCKING] = true;
$this->_locks = $GLOBALS['injector']->getInstance('Horde_Lock');
$locks = $this->_locks->getLocks('wicked', $pagename, Horde_Lock::TYPE_EXCLUSIVE);
if ($locks) {
$this->_lock = reset($locks);
}
}
}
