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<?php
namespace OCA\OJSXC;
use OCA\OJSXC\Db\IQRosterPush;
use OCA\OJSXC\Db\IQRosterPushMapper;
use OCA\OJSXC\Db\PresenceMapper;
use OCA\OJSXC\Db\StanzaMapper;
use OCP\IUserManager;
use OCP\IUser;
use OCP\IUserSession;
class Hooks {
/**
* @var IUserManager
*/
private $userManager;
/**
* @var IQRosterPushMapper
*/
private $iqRosterPushMapper;
private $host;
/**
* @var IUserSession
*/
private $userSession;
/**
* @var PresenceMapper
*/
private $presenceMapper;
/**
* @var StanzaMapper
*/
private $stanzaMapper;
public function __construct(IUserManager $userManager,
IUserSession $userSession, $host,
IQRosterPushMapper $iqRosterPushMapper,
PresenceMapper $presenceMapper,
StanzaMapper $stanzaMapper) {
$this->userManager = $userManager;
$this->userSession = $userSession;
$this->host = $host;
$this->iqRosterPushMapper = $iqRosterPushMapper;
$this->presenceMapper = $presenceMapper;
$this->stanzaMapper = $stanzaMapper;
}
public function register() {
$this->userManager->listen('\OC\User', 'postCreateUser', [$this, 'onCreateUser']);
$this->userManager->listen('\OC\User', 'postDelete', [$this, 'onDeleteUser']);
$this->userSession->listen('\OC\User', 'changeUser', [$this, 'onChangeUser']);
}
/**
* @brief when a new user is created, the roster of the users must be updated,
* by sending a roster push.
* Note that this can still be useful when the roster and contacts menu are
* merged, for the internal state.
* @see https://tools.ietf.org/html/rfc6121#section-2.1.6
* @param IUser $user
* @param string $password
*/
public function onCreateUser(IUser $user, $password) {
$iq = new IQRosterPush();
$iq->setJid($user->getUID());
$iq->setName($user->getDisplayName());
$iq->setSubscription('both');
$iq->setFrom('');
foreach ($this->userManager->search('') as $recipient) {
if($recipient->getUID() !== $user->getUID()) {
$iq->setTo($recipient->getUID());
$this->iqRosterPushMapper->insert($iq);
}
}
}
/**
* @brief when a new user is created, the roster of the users must be updated,
* by sending a roster push.
* Note that this can still be useful when the roster and contacts menu are
* merged, for the internal state. E.g. JSXC removes a chat window, when it
* receives this stanza.
* @see https://tools.ietf.org/html/rfc6121#section-2.1.6
* @param IUser $user
*/
public function onDeleteUser(IUser $user) {
$iq = new IQRosterPush();
$iq->setJid($user->getUID());
$iq->setName($user->getDisplayName());
$iq->setSubscription('remove');
$iq->setFrom('');
foreach ($this->userManager->search('') as $recipient) {
if($recipient->getUID() !== $user->getUID()) {
$iq->setTo($recipient->getUID());
$this->iqRosterPushMapper->insert($iq);
}
}
// delete the presence record of this user
$this->presenceMapper->deletePresence($user->getUID());
// delete all stanzas addressed to this user
$this->stanzaMapper->deleteByTo($user->getUID());
}
/**
* @brief when a use is changed, adapt the roster of the users.
* Note that this can still be useful when the roster and contacts menu are
* merged, for the internal state. E.g. JSXC removes a chat window, when it
* receives this stanza.
* @see https://tools.ietf.org/html/rfc6121#section-2.1.6
* @param IUser $user
* @param string $feature feature which was changed. Enabled and displayName are supported.
* @param string $value
*/
public function onChangeUser(IUser $user, $feature, $value) {
if ($feature === "enabled") {
if ($value === "true") {
// if user is enabled, add to roster
$this->onCreateUser($user, '');
} else if ($value === "false") {
// if user is enabled, remove from roster
$this->onDeleteUser($user);
}
} else if ($feature === "displayName") {
// if the user was changed, resend the whole roster item
$this->onCreateUser($user, '');
}
}
}
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