public static function createFromResponse(\SimpleXMLElement $response)
{
$channel = new Channel();
$channel->setTitle((string) $response->title);
$channel->setLink((string) $response->link);
$channel->setDescription((string) $response->description);
$items = array();
foreach ($response->item as $responseItem) {
$items[] = array('title' => (string) $responseItem->title, 'guid' => (string) $responseItem->guid, 'itunes_author' => (string) $responseItem->itunes->author, 'enclosure_url' => (string) $responseItem->enclosure->attributes()->url, 'description' => (string) $responseItem->description, 'link' => (string) $responseItem->link);
}
$channel->setItems($items);
return $channel;
}
function update_channel()
{
global $user;
global $CONF;
$_SESSION['channel_last_flood_time']=time();
$user = $_SESSION['user'];
$channel = new Channel();
if (isset($_GET['channelid_update_channel'])){
$channel->setId($_GET['channelid_update_channel']);
$channel->load();
if ( ($user->getId()!=$channel->getUser()->getId()) || ($user->isAnon()) )
return array('ok'=>false, 'error'=>'you are not the owner');
} else {
return array('ok'=>false, 'error'=>'no id');
}
$description = unescape_ampersand($_POST['description']);
$description = strip_tags($description, $CONF['permitted_tags_msg']);
$description = text_linkify($description);
$description = str_replace(' ',' ',$description);
$channel->setDescription($description);
//system("echo \"$description\" > log.txt");
if (isset($_POST['lang']) && !empty($_POST['lang']))
$channel->setLang($_POST['lang']);
if (isset($_POST['asktofollow'])) $channel->setAsktofollow($_POST['asktofollow']);
if (isset($_POST['perm_member'])) $channel->setPermMember($_POST['perm_member']);
if (isset($_POST['perm_reguser'])) $channel->setPermReguser($_POST['perm_reguser']);
if (isset($_POST['perm_anon'])) $channel->setPermAnon($_POST['perm_anon']);
if ($channel->save()=='ok'){
return array('ok'=>true, 'error'=>'');
}
else
return array('ok'=>false, 'error'=>'problems with this channel');
}
function add_channel()
{
global $CONF;
global $LANGALL;
$user = $_SESSION['user'];
if ($user->getBanned()>0){
return array('ok'=>false, 'error'=>'banned '.$user->getBanned());
}
if (isset($_SESSION['channel_last_flood_time'])){
if ((time() - $_SESSION['channel_last_flood_time']) < $CONF['channel_time_to_wait_flood']){
$time_to_wait = $CONF['channel_time_to_wait_flood'] - (time() - $_SESSION['channel_last_flood_time']);
//return array('ok'=>false, 'error'=>'flood '.$time_to_wait);
}
}
$_SESSION['channel_last_flood_time']=time();
$user = $_SESSION['user'];
if ($user->isAnon())
return array('ok'=>false, 'error'=>'anonymous cannot create channel');
$channel = new Channel();
$channel->setUser($user);
$name = strip_tags($_POST['name']);
if (strlen(str_replace(' ', '', $name)) < $CONF['channel_min_name'])
return array('ok'=>false, 'error'=>'too short name');
$channel->setName($name);
$description = $_POST['description'];
$description = strip_tags($description, $CONF['permitted_tags_msg']);
$description = text_linkify($description);
$description = str_replace(' ',' ',$description);
$channel->setDescription($description);
if (isset($_POST['lang']) && !empty($_POST['lang']))
$channel->setLang($_POST['lang']);
if (!isset($_POST['urlname']))
$channel->setUrlname( Channel::prettyUrlAvailable($_POST['name']) );
else {
if ($_POST['urlname']!=Channel::prettyUrlAvailable($_POST['urlname']))
return array('ok'=>false, 'error'=>'invalid urlname');
else
$channel->setUrlname($_POST['urlname']);
}
if (isset($_POST['asktofollow'])) $channel->setAsktofollow($_POST['asktofollow']);
if (isset($_POST['perm_member'])) $channel->setPermMember($_POST['perm_member']);
if (isset($_POST['perm_reguser'])) $channel->setPermReguser($_POST['perm_reguser']);
if (isset($_POST['perm_anon'])) $channel->setPermAnon($_POST['perm_anon']);
$result=$channel->save();
if ($result=='ok'){
$channel->follow();
/*if ($channel->getLang()=='pt_br'){
$title=$LANGALL['pt_br']['addchannel_welcome_title'];
$message=$LANGALL['pt_br']['addchannel_welcome_message'];
} else {
$title=$LANGALL['en_us']['addchannel_welcome_title'];
$message=$LANGALL['en_us']['addchannel_welcome_message'];
}
require_once('class/Topic.php');
require_once('class/User.php');
$user=new RegUser();
$user->setId(1);
$topic=new Topic();
$topic->setSubject($title);
$topic->setMsg($message);
$topic->setChannel($channel);
$topic->setUser($user);
$topic->save();*/
return array('ok'=>true, 'error'=>'', 'id'=>$channel->getId());
}
elseif ($result=='error channel already exists'){
return array('ok'=>false, 'error'=>'error channel already exists','id'=>null);
} elseif ($result=='error you created many channels'){
return array('ok'=>false, 'error'=>'error you created many channels','id'=>null);
} elseif ($result=='error user anon'){
return array('ok'=>false, 'error'=>'error user anon','id'=>null);
} else
return array('ok'=>false, 'error'=>'problems with this channel - '.$result,'id'=>null);
}
$form->addValidator(new AMPatternValidator('inputId', true, '/^[a-z0-9][a-z0-9-]+$/', 'Channel Id may only container letters, numbers, or hyphens. It cannot begin with a hyphen'));
$form->addValidator(new AMPatternValidator('inputCertificate', true, $pattern_certificate, 'Invalid certificate'));
$form->addValidator(new ApplicationIdValidator('inputApplicationId', true, 'Invalid application id'));
if ($form->isValid) {
// make sure we are authorized to create the channel for this application
$mongodb = Renegade::database(RenegadeConstants::kDatabaseMongoDB, RenegadeConstants::kDatabaseApplications);
$redis = Renegade::database(RenegadeConstants::kDatabaseRedis, RenegadeConstants::kDatabaseCertificates);
$certificate = json_decode($redis->get($form->inputCertificate), true);
$data = $mongodb->findOne(array('_id' => $form->inputApplicationId));
if ($data['owner'] == $session->user && $certificate['owner'] == $session->user) {
// create the channel
$channel = new Channel($form->inputId);
$channel->setCertificate($form->inputCertificate);
$channel->setApplication($form->inputApplicationId);
$channel->setLabel($form->inputLabel);
$channel->setDescription($form->inputDescription);
$channel->setDefaultPermissions((int) $form->inputRead | (int) $form->inputWrite | (int) $form->inputDelete);
// channel owner gets all permissions by default
$certificate = $channel->generate_certificate(RenegadeConstants::kPermissionRead | RenegadeConstants::kPermissionWrite | RenegadeConstants::kPermissionDelete);
$metadata = $channel->generate_metadata();
$subscription = new Subscription();
$subscription->setCertificate($certificate['key']);
$subscription->setApplication($metadata['application']);
$subscription->setChannel($metadata['_id']);
$subscription->setMaster(true);
// place us in the application db context
$options = array('default' => Renegade::databaseForId($form->inputApplicationId));
$channels = Renegade::database(RenegadeConstants::kDatabaseMongoDB, RenegadeConstants::kDatabaseChannels, $options);
$subscriptions = Renegade::database(RenegadeConstants::kDatabaseMongoDB, RenegadeConstants::kDatabaseSubscriptions, $options);
$redis->set($certificate['key'], $certificate['value']);
$channels->insert($metadata);
// is subscribing to a subscription channel in another application even possible?
// I dont think so, since you would need the channel id anyway, which would point you to
// the origin application.
/*
TODO
We need to add a subscription to the remote subscriptions db for the remote collection
We need to add the certificate for this channel
We need to add the channel to the local application's channels
Send an e-mail requesting extended permissions here if requested
*/
// we are giving the fully qualified channel id here
// so we will not need to set the application, it will be done for us
$channel = new Channel($remote_channel['_id']);
$channel->setCertificate($application['certificate']);
$channel->setLabel($remote_channel['label']);
$channel->setDescription($remote_channel['description']);
$channel->setDefaultPermissions($remote_channel['defaultPermissions']);
$certificate = $channel->generate_certificate($remote_channel['defaultPermissions']);
$metadata = $channel->generate_metadata();
$metadata['requests'] = $remote_channel['requests'];
$subscription = new Subscription();
$subscription->setCertificate($certificate['key']);
$subscription->setApplication($form->inputApplicationId);
$subscription->setChannel($metadata['_id']);
$subscription->setMaster(false);
$db_remote_options = array('default' => Renegade::databaseForId($remote_application));
$db_remote_subscriptions = Renegade::database(RenegadeConstants::kDatabaseMongoDB, RenegadeConstants::kDatabaseSubscriptions, $db_remote_options);
$certificates = Renegade::database(RenegadeConstants::kDatabaseRedis, RenegadeConstants::kDatabaseCertificates);
$db_remote_subscriptions->insert($subscription->toArray());
$db_channels->insert($metadata);
$certificates->set($certificate['key'], $certificate['value']);
