method init documentation in bbn\Db\Sync2
function(bbn\Db $db, array $sync_cfg = [], array $tables = [], string $sync_table = '')
{
if ($this->is_init) {
throw new \Exception("Impossible to init twice the dbsync class");
}
$this->current_connection = $db;
if (!empty($sync_table)) {
$this->sync_table = $sync_table;
}
if (!Str::checkName($this->sync_table)) {
throw new \Exception(X::_("Table name not allowed"));
}
if (empty($sync_cfg)) {
$this->sync_connection = new Db(self::$default_cfg);
}
elseif (isset($sync_cfg['connection'])) {
if (is_object($sync_cfg['connection']) && (is_a($sync_cfg['connection'], '\\bbn\\Db')
|| is_subclass_of($sync_cfg['connection'], '\\bbn\\Db'))
) {
$this->sync_connection = $sync_cfg['connection'];
}
else {
throw new \Exception(X::_("Invalid connection given to the synchronization class"));
}
}
elseif (isset($sync_cfg['engine'])) {
if (($sync_cfg['engine'] === 'sqlite')
|| ($sync_cfg['engine'] !== $this->current_connection->getEngine())
) {
$this->sync_connection = new Db($sync_cfg);
}
elseif (isset($sync_cfg['db']) && !isset($sync_cfg['user'])) {
$this->sync_connection =& $this->current_connection;
$this->sync_table = $this->sync_connection->tfn($this->sync_table, $sync_cfg['db']);
}
}
elseif (isset($sync_cfg['db']) && !isset($sync_cfg['user'])) {
$this->sync_connection =& $this->current_connection;
$this->sync_table = $this->sync_connection->tfn($this->sync_table, $sync_cfg['db']);
}
$this->tables = $tables;
$this->is_init = true;
if (\count($this->tables) === 0) {
$this->tables = $this->current_connection->getTables();
}
if (\is_array($this->tables)) {
foreach ($this->tables as $i => $t){
$this->tables[$i] = $this->current_connection->tableFullName($t);
}
$this->current_connection->setTrigger(
'\\bbn\Db\\sync::trigger',
['delete', 'update', 'insert'],
['before', 'after'],
$this->tables
);
}
}
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