public function dropTable()
{
if ($this->dropOriginTable) {
if (in_array($this->tableNameRaw, $this->_connection->schema->tableNames)) {
$schema = $this->_connection->schema->getTableSchema($this->tableNameRaw);
if ($schema) {
$keys = $schema->foreignKeys;
if (is_array($keys)) {
foreach ($keys as $name => $_next) {
$t = [];
foreach ($_next as $k => $v) {
if (!$k) {
$t['related_table'] = $v;
} else {
$t['related_field'] = $v;
$t['field'] = $k;
}
}
try {
$keyName = $this->getNameForeignKey($this->tableNameRaw, $t['related_table'], $_next[$t['field']], $t['related_field'], 255);
if ($this->hideMigrationOutput) {
ob_start();
}
$this->migrationClass->dropForeignKey($keyName, $this->tableNameRaw);
if ($this->hideMigrationOutput) {
ob_clean();
ob_flush();
}
} catch (\yii\db\Exception $exp) {
}
}
}
if ($this->hideMigrationOutput) {
ob_start();
}
try {
$this->migrationClass->dropTable($this->tableNameRaw);
} catch (\yii\db\Exception $exp) {
} catch (IntegrityException $exp) {
}
if ($this->hideMigrationOutput) {
ob_clean();
ob_flush();
}
}
}
}
}