public function addChannel(Channel $channel)
{
if (isset($this->channelNames[$channel->getName()])) {
return;
}
$this->channelNames[$channel->getName()] = true;
$this->collection->attach($channel);
}
function followchannel($channelid){
if ($_SESSION['user']->isAnon())
return array("ok"=>false, "error"=>"you have to login");
global $LANGALL;
global $CONF;
$channel = new Channel();
if (!isset($channelid))
return array("ok"=>false, "error"=>"no id");
$channel->setId($channelid);
if ($channel->getAsktofollow()){
if ($_SESSION['user']->isAnon())
return array("ok"=>false, "error"=>"anon cant follow");
require_once('class/Message.php');
$message = new Message();
$message->setUserFrom($_SESSION['user']);
$message->setUserTo($channel->getUser());
$__ufid = $channel->unconfirmed_follow();
$check=hash('sha512',"00`Θ^*' ♣ hk".chr(11)."1".$__ufid);
if ($channel->getUser()->getLang()=='pt_br'){
$message->setSubject($LANGALL['pt_br']['channel_asktofollow_subject']);
eval($LANGALL['pt_br']['channel_asktofollow_msg']);
$msg = '#'.$channel->getName().'\n<br/>'.'@'.$_SESSION['user']->getNickname().'\n<br/>'.$body;
if (isset($_GET['msg_followchannel']))
$msg.=$_GET['msg_followchannel'];
$message->setMsg($msg);
} else {
$message->setSubject($LANGALL['en_us']['channel_asktofollow_subject']);
eval($LANGALL['pt_br']['channel_asktofollow_msg']);
$msg = '#'.$channel->getName().'\n<br/>'.'@'.$_SESSION['user']->getNickname().'\n<br/>'.$body;
if (isset($_GET['msg_followchannel']))
$msg.=$_GET['msg_followchannel'];
$message->setMsg($msg);
}
$result=$message->save();
if ($result=='ok')
return array("ok"=>false, "error"=>"asked for permission", "msg"=>"asked for permission");
else
return array("ok"=>false, "error"=>"error cant send message: ".$result, "msg"=>"");
} else {
if ($channel->follow())
return array("ok"=>true, "error"=>"");
else
return array("ok"=>false, "error"=>"cant follow");
}
}
/**
* @return string
*/
public function getWorkingChannelName()
{
if (!isset($this->workingChannelName)) {
$this->workingChannelName = $this->channel->getName() . '_' . spl_object_hash($this) . '_' . uniqid();
}
return $this->workingChannelName;
}
/**
* @param Channel $channel
*/
public function add(Channel $channel)
{
$name = $this->normalizeName($channel->getName());
// prevent channel overwrites
if ($this->exists($name)) {
return;
}
$this->channels[$name] = $channel;
}
global $CONF;
$user=$_SESSION['user'];
if (isset($_GET['urlname']))
{
$channel = new Channel();
$channel->setUrlname($_GET['urlname']);
$channel->load();
if ($channel->getId()>0)
{
$OG['request'] = 'openchannel';
$OG['channel_name'] = $channel->getName();
$OG['channel_desc'] = $channel->getDescription();
$OG['channel_logo'] = $CONF['url_path'] . $channel->getLogoFile('big');
if (isset($_GET['sms_ss'])){
$db = clone $GLOBALS['maindb'];
$_anon=($user->isAnon())?'true':'false';
$db->query("INSERT INTO addthis(channelid,sms_ss,at_xt,userid,anon,ip) values ('{$channel->getId()}','".$_GET['sms_ss']."','".$_GET['at_xt']."','{$user->getId()}','{$_anon}','".$_SERVER['REMOTE_ADDR']."');");
}
$_newcookie=(isset($_COOKIE['autoopenchannel']))?$_COOKIE['autoopenchannel'].'_':'';
$_newcookie.=$channel->getId();
setcookie("autoopenchannel", $_newcookie, time()+60);
}
}
/**
* TreeUpdate constructor.
*
* @param Channel $chan
* @param array $updateData
*/
public function __construct(Channel $chan, array $updateData)
{
/**
* This represents data from the base64urlsafe encoded JSON blob that is signed by the channel.
*/
$this->channelId = (int) $updateData['id'];
$this->channelName = $chan->getName();
$this->merkleRoot = $updateData['root'];
$this->stored = $updateData['stored'];
$this->action = $this->stored['action'];
$packageRelatedActions = [self::ACTION_CORE_UPDATE, self::ACTION_PACKAGE_UPDATE];
if (\in_array($this->action, $packageRelatedActions)) {
// This is a package-related update:
$this->checksum = $this->stored['checksum'];
// This is the JSON message from the tree node, stored as an array:
$data = \json_decode($updateData['data'], true);
$this->updateMessage = $data;
// What action are we performing?
if ($this->action === self::ACTION_PACKAGE_UPDATE) {
$this->packageType = $data['pkg_type'];
$this->packageName = $data['name'];
} else {
$this->packageType = 'Core';
$this->packageName = 'Airship';
}
if ($this->action === self::ACTION_CORE_UPDATE) {
$state = State::instance();
$trustedSupplier = (string) ($state->universal['airship']['trusted-supplier'] ?? 'paragonie');
$this->supplier = $chan->getSupplier($trustedSupplier);
} else {
$this->supplier = $chan->getSupplier($data['supplier']);
}
} else {
// This is a key-related update:
if (!empty($updateData['master_signature'])) {
$this->masterSig = $updateData['master_signature'];
}
$data = \json_decode($updateData['data'], true);
try {
$this->unpackMessageUpdate($chan, $data);
} catch (NoSupplier $ex) {
$this->isNewSupplier = true;
$chan->createSupplier($data);
$this->supplier = $chan->getSupplier($data['supplier']);
}
$this->keyType = $data['type'];
$this->newPublicKey = $data['public_key'];
}
$this->supplierName = $this->supplier->getName();
}
/**
* @param Message $message
*/
public function produce(Message $message)
{
$this->client->lpush($this->channel->getName(), array($message->getContent()));
}
/**
* Insert/delete entries in supplier_keys, while updating the database.
*
* Dear future security auditors: This is important.
*
* @param Channel $chan)
* @param TreeUpdate[] $updates
* @return bool
*/
protected function processTreeUpdates(Channel $chan, TreeUpdate ...$updates) : bool
{
$this->db->beginTransaction();
foreach ($updates as $update) {
// Insert the new node in the database:
$treeUpdateID = (int) $this->db->insertGet('airship_tree_updates', ['channel' => $chan->getName(), 'channelupdateid' => $update->getChannelId(), 'data' => $update->getNodeJSON(), 'merkleroot' => $update->getRoot()], 'treeupdateid');
// Update the JSON files separately:
if ($update->isCreateKey()) {
$this->insertKey($chan, $update);
self::$continuumLogger->store(LogLevel::INFO, 'New public key', ['action' => 'KEYGGDRASIL', 'supplier' => $update->getSupplierName(), 'publicKey' => $update->getPublicKeyString(), 'merkleRoot' => $update->getRoot(), 'data' => $this->getLogData($update)]);
} elseif ($update->isRevokeKey()) {
$this->revokeKey($chan, $update);
self::$continuumLogger->store(LogLevel::INFO, 'Public key revoked', ['action' => 'KEYGGDRASIL', 'supplier' => $update->getSupplierName(), 'publicKey' => $update->getPublicKeyString(), 'merkleRoot' => $update->getRoot(), 'data' => $this->getLogData($update)]);
} else {
$this->updatePackageQueue($update, $treeUpdateID);
self::$continuumLogger->store(LogLevel::INFO, 'New package metadata', ['action' => 'KEYGGDRASIL', 'supplier' => $update->getSupplierName(), 'merkleRoot' => $update->getRoot(), 'data' => $this->getLogData($update)]);
}
}
return $this->db->commit();
}
public function copyFrom(Channel $channel)
{
$this->setChannelId($channel->getChannelId());
$this->setBank($channel->getBank());
$this->setProgram($channel->getProgram());
$this->setVolume($channel->getVolume());
$this->setBalance($channel->getBalance());
$this->setChorus($channel->getChorus());
$this->setReverb($channel->getReverb());
$this->setPhaser($channel->getPhaser());
$this->setTremolo($channel->getTremolo());
$this->setName($channel->getName());
$this->parameters = array();
for ($i = 0; $i < $channel->countParameters(); $i++) {
$this->addParameter(clone $channel->getParameter($i));
}
}
if ($check==$_GET['c']){
$ufc_=Channel::confirmFollow($_GET['b'],$_GET['a']=='accept');
if (count($ufc_)>0){
$userto=new RegUser();
$userto->setId($ufc_['userid']);$userto->load();
$channel=new Channel();
$channel->setId($ufc_['channelid']);
$message = new Message();
$message->setUserFrom($_SESSION['user']);
$message->setUserTo($userto);
if ($_GET['a']=='accept'){
$msg=$LANG['channel_confirmfollow_accepted'];
if ($userto->getLang()=='pt_br'){
$message->setSubject($LANGALL['pt_br']['channel_asktofollow_subject']);
$message->setMsg('#'.$channel->getName().'\n<br/>'.$LANGALL['pt_br']['channel_confirmfollow_accepted']);
} else {
$message->setSubject($LANGALL['en_us']['channel_asktofollow_subject']);
$message->setMsg('#'.$channel->getName().'\n<br/>'.$LANGALL['en_us']['channel_confirmfollow_accepted']);
}
} else {
$msg=$LANG['channel_confirmfollow_rejected'];
if ($userto->getLang()=='pt_br'){
$message->setSubject($LANGALL['pt_br']['channel_asktofollow_subject']);
$message->setMsg('#'.$channel->getName().'\n<br/>'.$LANGALL['pt_br']['channel_confirmfollow_rejected']);
} else {
$message->setSubject($LANGALL['en_us']['channel_asktofollow_subject']);
$message->setMsg('#'.$channel->getName().'\n<br/>'.$LANGALL['en_us']['channel_confirmfollow_rejected']);
}
}
$message->save();
