function test_many_to_many_set_when_already_in_a_transaction()
{
$this->assertTrue(No2_SQLQuery::_beginTransaction());
$admin = User::all()->root()->select();
$admin->set_roles([Role::ADMIN_ID]);
$roles = $admin->roles()->select();
$this->assertTrue(No2_SQLQuery::_commitTransaction());
$this->assertCount(1, $roles, 'root should have exactly one role');
$this->assertEquals(Role::ADMIN_ID, $roles[0]->id, 'the only root role should be ADMIN');
}
/**
* Links this model to the others: handles all the stuff about the join table.
*
* @param
* array $relation: The relation to use
*
* Define the relation with an array containing 3 values:
* - The target key: the column linked to this model in the join table
* - The join table name
* - The linked key: the column linked to the other model in the join table
*
* @param
* array $others: An array of Models or of ids
*
* @throws
* InvalidArgumentException when the relation is not well defined
* LogicException when $this is a new record
*
* @return
* boolean: true on success, false otherwise
*/
protected function many_to_many_set($relation, $others = null)
{
if ($this->is_new_record()) {
throw new LogicException('many_to_many_set called on a new record');
}
if (!is_array($relation) || count($relation) < 3) {
throw new InvalidArgumentException('The relation is not defined');
}
list($target_key, $join_table, $linked_key) = $relation;
$delete = 'DELETE FROM {join_table} WHERE {target_key} = :id';
$insert = 'INSERT INTO {join_table} ({target_key}, {linked_key}) VALUES';
$insert_params = $delete_params = ['{join_table}' => $join_table, '{target_key}' => $target_key, '{linked_key}' => $linked_key, ':id' => $this->id];
// build the VALUES (...) for the INSERT statment
$values = [];
if (is_array($others) && !empty($others)) {
for ($i = 0, $n = count($others); $i < $n; $i++) {
$other = $others[$i];
$label = ":val_{$i}";
$values[] = "(:id, {$label})";
$insert_params[$label] = is_object($other) && isset($other->id) ? $other->id : $other;
}
}
$values = join(', ', $values);
$profile = $this->__db_profile;
$options = ['profile' => $profile];
if (empty($values)) {
$success = No2_SQLQuery::execute($delete, $delete_params, $options) !== false;
} else {
// start a transaction if we're not already in one.
$already_in_transaction = No2_SQLQuery::_inTransaction();
if (!$already_in_transaction) {
No2_SQLQuery::_beginTransaction($profile);
}
// do the work
$success = No2_SQLQuery::execute($delete, $delete_params, $options) !== false && No2_SQLQuery::execute("{$insert} {$values}", $insert_params, $options) !== false;
// terminate the transaction if we started it.
if (!$already_in_transaction) {
if ($success) {
No2_SQLQuery::_commitTransaction($profile);
} else {
No2_SQLQuery::_rollBackTransaction($profile);
}
}
}
return $success;
}
// load Composer stuff
require_once PROJECTDIR . '/vendor/autoload.php';
// initialize no2 framework.
require_once PROJECTDIR . '/no2/no2.inc.php';
// get the config stuff
require_once APPDIR . '/config.class.php';
AppConfig::parse(PROJECTDIR . '/config/config.yml', array('{{APPDIR}}' => APPDIR, '{{PROJECTDIR}}' => PROJECTDIR, '{{WEBDIR}}' => WEBDIR));
// load the application's models.
require_once APPDIR . '/models/user.class.php';
// load the application's helpers.
require_once APPDIR . '/help.inc.php';
// set the timezone
date_default_timezone_set(AppConfig::get('l10n.default_timezone'));
// set the locale
setlocale(LC_ALL, AppConfig::get('l10n.default_locale'));
// start the logger
if (!No2_Logger::setup(AppConfig::get('logger'))) {
error_log('unable to setup Logger');
}
// connect to the database.
No2_SQLQuery::setup(AppConfig::get('database'));
// try our best to hide the fact that we still use PHP in the 21th century.
if (function_exists('header_remove')) {
header_remove('X-Powered-By');
// PHP 5.3+
} else {
@ini_set('expose_php', 'off');
}
// start the session
session_set_cookie_params(0, dirname($_SERVER['SCRIPT_NAME']));
session_start() or die('session_start()');
/**
* Perform a DELETE instruction to remove the associated row with this
* object in the database.
*
* This function doesn't check for association, it doesn't cleanup
* dependencies, and doesn't throw an error when it fails. For all theses
* reasons direct use of this method is highly discouraged, destroy()
* should be called instead. As a result it is protected and prefixed by an
* underline. A subclass that *really* want to make this method available
* (meaning bypassing destroy()) would have to define public delete()
* method forwarding the call to _delete():
* @code
* public function delete()
* {
* return $this->_delete();
* }
* @endcode
*
* @return
* false on error, true otherwise
*/
protected function _delete()
{
$query = new No2_SQLQuery(get_class($this));
$query->query_on($this->__db_profile);
return $query->id($this->id)->delete();
}
/**
* set the database profile to use for this query.
*
* @throw
* InvalidArgumentException if a bad database profile is given.
*/
public function query_on($profile)
{
No2_SQLQuery::_database_or_throw($profile);
// checking validity
$profiled = $this->specialize();
$profiled->profile = $profile;
return $profiled;
}