function delete()
{
global $db;
$db->begin();
sotf_NodeObject::nodeLeavingNetwork($this->get('node_id'));
parent::delete();
$db->commit();
}
/** Deletes the object. */
function delete()
{
global $db;
// TODO: if version stamp is 0 and the object id is in
// sotf_object_status for all neighbours, then maybe no deletion
// record is necessary, but that's too dangerous therefore we
// would need another field in sotf_node_objects to store whether
// the object has already been sent out
// TODO: don't allow to delete remote or global objects?? NO, BECAUSE:
// when a delete object arrives, it calls this same method for the object to be deleted!!
// we fetch admin data before deleting from table
$this->loadInternalData();
// delete all data about object
$db->query("DELETE FROM sotf_node_objects WHERE id='" . $this->id . "'");
if ($this->isLocal()) {
// propagate deletion to other nodes
$this->createDeletionRecord();
}
// delete data itself: not really needed because of cascading delete
parent::delete();
// delete user permissions
$db->query("DELETE FROM sotf_user_permissions WHERE object_id='{$this->id}'");
// delete replication status
$this->removeFromRefreshTable($this->id);
// delete from to_update table
$db->query("DELETE FROM sotf_to_update WHERE row_id='{$this->id}'");
}
function setGroup($uid, $gid, $member, $rid = '')
{
if ($rid) {
if (!$member) {
$o = new sotf_Object('sotf_user_groups', $rid);
$o->delete();
}
return;
}
$o = new sotf_Object('sotf_user_groups');
$o->set('user_id', $uid);
$o->set('group_id', $gid);
$o->find();
debug("EXISTS", $o->exists());
debug("MEM", $member);
if ($member) {
if (!$o->exists()) {
$o->create();
}
} else {
if ($o->exists()) {
$o->delete();
}
}
}
$x->publish();
} elseif ($value == 'false') {
$x->withdraw();
} else {
print "<script type=\"text/javascript\" language=\"javascript1.1\">error();</script>";
}
print "success";
} elseif ($name == "editorflag") {
$x = new sotf_Object("sotf_user_progs");
$x->set('user_id', $user->id);
$x->set('prog_id', $id);
$x->find();
$x->set('flags', $value);
if ($x->id) {
if ($value == "none") {
$x->delete();
} else {
$x->update();
}
} else {
$x->create();
}
// else print("<script type=\"text/javascript\" language=\"javascript1.1\">error();</script>");
print "success";
} elseif ($name == "addplaylist") {
$playlist = new sotf_UserPlaylist();
$playlist->add($id);
print "success";
} else {
print "<script type=\"text/javascript\" language=\"javascript1.1\">error();</script>";
}
/** Deletes the object. */
function delete()
{
global $db;
// TODO: don't allow to delete remote or global objects??
// delete administrative data about object
$db->query("DELETE FROM sotf_node_objects WHERE id='" . $this->id . "'");
// propagate deletion to other nodes
if ($this->isLocal()) {
$this->createDeletionRecord();
}
// delete data itself: not really needed because of cascading delete
parent::delete();
// delete user permissions
$db->query("DELETE FROM sotf_user_permissions WHERE object_id='{$this->id}'");
// delete replication status
$this->removeFromRefreshTable($this->id);
// delete from to_update table
$db->query("DELETE FROM sotf_to_update WHERE row_id='{$this->id}'");
}
/** Private! Compares a replicated object to the local one and saves it if it's newer than the local. */
function saveReplica()
{
global $sotfVars;
$oldData = $this->db->getRow("SELECT * FROM sotf_node_objects WHERE id='{$this->id}' ");
//debug("changed", $changed);
//debug("lch", $this->lastChange);
if (count($oldData) > 0) {
if ($this->internalData['change_stamp'] && $this->internalData['change_stamp'] > $oldData['change_stamp']) {
// this is newer, save it
sotf_Object::update();
// save internal data
$this->internalData['arrived_stamp'] = $sotfVars->get('sync_stamp', 0);
$this->internalData['arrived'] = $this->db->getTimestampTz();
$internalObj = new sotf_Object('sotf_node_objects', $this->internalData['id'], $this->internalData);
$internalObj->update();
// save binary fields
/*
reset($this->binaryFields);
while(list(,$field)=each($this->binaryFields)) {
sotf_Object::setBlob($field, $this->db->unescape_bytea($this->data[$field]));
}
*/
debug("updated ", $this->id);
return true;
} elseif ($this->internalData['change_stamp'] && $this->internalData['change_stamp'] == $oldData['change_stamp']) {
debug("arrived same version of", $this->id);
return true;
} else {
debug("arrived older version of", $this->id);
return false;
}
} else {
$this->internalData['arrived_stamp'] = $sotfVars->get('sync_stamp', 0);
$this->internalData['arrived'] = $this->db->getTimestampTz();
$internalObj = new sotf_Object('sotf_node_objects', $this->id, $this->internalData);
$internalObj->create();
$success = sotf_Object::create();
if (!$success) {
$internalObj->delete();
}
debug("created ", $this->id);
return $success;
}
}
