/**
* Register the user in session and with the user tables in the database
* and then forwards them to the return url
*
* @param User $user [optional] user object
*/
public function register(User $user = null)
{
// if passed in externally
if ($user != null) {
$this->user = $user;
}
// data map
$datamap_users = new Users();
$datamap_records = new SavedRecords();
// if the user was previously active under a local username
// then reassign any saved records to the new username
$old_username = $this->request->getSessionData("username");
$old_role = $this->request->getSessionData("role");
if ($old_role == "local") {
$datamap_records->reassignRecords($old_username, $this->user->username);
}
// add or update user in the database
// get any values in the db not specified here and populates user
$this->user = $datamap_users->touchUser($this->user);
// @todo: reconcile this code with User code
// should we just save user object in session?
// set main properties in session
$admins = explode(',', $this->registry->getConfig('ADMIN_USERS'));
if (in_array($this->user->username, $admins)) {
$this->request->setSessionData("user_admin", true);
}
$this->request->setSessionData("username", $this->user->username);
$this->request->setSessionData("role", $this->role);
// store user's additional properties in session, so they can be used by
// controller, and included in xml for views.
$this->request->setSessionData("user_properties", $this->user->properties());
// groups too empty array not null please.
$this->request->setSessionData("user_groups", $this->user->usergroups);
// set this object's id in session
$this->request->setSessionData("auth", $this->id);
// now forward them to the return url
return $this->redirectTo($this->return_url);
}
/**
* Just register the user with a role of guest
*/
public function onLogin()
{
$this->user->username = User::genRandomUsername(User::GUEST);
$this->user->role = User::GUEST;
return $this->register();
}
/**
* Update the user table to include the last date of login and any other
* specified attributes. Creates new user if neccesary.
* If any attributes in User are set other than
* username, those will also be written to db over-riding anything that may
* have been there. Returns User filled out with information matching
* db.
*
* @param User $user
* @return User $user
*/
public function touchUser(User $user)
{
// array to pass to db updating routines. Make an array out of our
// properties.
$update_values = array();
foreach ($user->properties() as $key => $value) {
if ($value != '') {
$update_values[":" . $key] = $value;
}
}
// don't use usergroups though.
unset($update_values[":usergroups"]);
$update_values[":last_login"] = date("Y-m-d H:i:s");
$this->beginTransaction();
$strSQL = "SELECT * FROM xerxes_users WHERE username = :username";
$arrResults = $this->select($strSQL, array(":username" => $user->username));
if (count($arrResults) == 1) {
// user already exists in database, so update the last_login time and
// use any data specified in our User record to overwrite. Start
// with what's already there, overwrite with anything provided in
// the User object.
$db_values = $arrResults[0];
foreach ($db_values as $key => $value) {
if (!(is_null($value) || is_numeric($key))) {
$dbKey = ":" . $key;
// merge with currently specified values
if (!array_key_exists($dbKey, $update_values)) {
$update_values[$dbKey] = $value;
$user->{$key} = $value;
// update user
}
}
}
$strSQL = "UPDATE xerxes_users SET";
foreach (array_keys($update_values) as $key) {
$strSQL .= ' ' . str_replace(':', '', $key) . '=' . $key . ',';
}
$strSQL = substr($strSQL, 0, -1);
// get last comma
$strSQL .= " WHERE username = :username";
$status = $this->update($strSQL, $update_values);
} else {
// add 'em otherwise
$keys = array();
foreach (array_keys($update_values) as $key) {
$keys[] = str_replace(':', '', $key);
}
$strSQL = 'INSERT INTO xerxes_users (' . implode(',', $keys) . ')';
$strSQL .= ' VALUES (' . implode(',', array_keys($update_values)) . ')';
$status = $this->insert($strSQL, $update_values);
}
// let's make our group assignments match, unless the group
// assignments have been marked null which means to keep any existing ones
// only.
if (is_null($user->usergroups)) {
// fetch what's in the db and use that please.
$fetched = $this->select("SELECT usergroup FROM xerxes_user_usergroups WHERE username = :username", array(":username" => $user->username));
if (count($fetched)) {
$user->usergroups = $fetched[0];
} else {
$user->usergroups = array();
}
} else {
$status = $this->delete("DELETE FROM xerxes_user_usergroups WHERE username = :username", array(":username" => $user->username));
foreach ($user->usergroups as $usergroup) {
$status = $this->insert("INSERT INTO xerxes_user_usergroups (username, usergroup) " . "VALUES (:username, :usergroup)", array(":username" => $user->username, ":usergroup" => $usergroup));
}
}
$this->commit();
return $user;
}