Файл: vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/AbstractSchemaManager.php
Строк: 1246
<?php
namespace DoctrineDBALSchema;
use DoctrineDBALConnection;
use DoctrineDBALConnectionException;
use DoctrineDBALEventSchemaColumnDefinitionEventArgs;
use DoctrineDBALEventSchemaIndexDefinitionEventArgs;
use DoctrineDBALEvents;
use DoctrineDBALException;
use DoctrineDBALPlatformsAbstractPlatform;
use DoctrineDeprecationsDeprecation;
use Throwable;
use function array_filter;
use function array_intersect;
use function array_map;
use function array_values;
use function assert;
use function call_user_func_array;
use function count;
use function func_get_args;
use function is_callable;
use function is_string;
use function preg_match;
use function str_replace;
use function strtolower;
/**
* Base class for schema managers. Schema managers are used to inspect and/or
* modify the database schema/structure.
*/
abstract class AbstractSchemaManager
{
/**
* Holds instance of the Doctrine connection for this schema manager.
*
* @var Connection
*/
protected $_conn;
/**
* Holds instance of the database platform used for this schema manager.
*
* @var AbstractPlatform
*/
protected $_platform;
/**
* Constructor. Accepts the Connection instance to manage the schema for.
*/
public function __construct(Connection $conn, ?AbstractPlatform $platform = null)
{
$this->_conn = $conn;
$this->_platform = $platform ?: $this->_conn->getDatabasePlatform();
}
/**
* Returns the associated platform.
*
* @return AbstractPlatform
*/
public function getDatabasePlatform()
{
return $this->_platform;
}
/**
* Tries any method on the schema manager. Normally a method throws an
* exception when your DBMS doesn't support it or if an error occurs.
* This method allows you to try and method on your SchemaManager
* instance and will return false if it does not work or is not supported.
*
* <code>
* $result = $sm->tryMethod('dropView', 'view_name');
* </code>
*
* @return mixed
*/
public function tryMethod()
{
$args = func_get_args();
$method = $args[0];
unset($args[0]);
$args = array_values($args);
$callback = [$this, $method];
assert(is_callable($callback));
try {
return call_user_func_array($callback, $args);
} catch (Throwable $e) {
return false;
}
}
/**
* Lists the available databases for this connection.
*
* @return string[]
*/
public function listDatabases()
{
$sql = $this->_platform->getListDatabasesSQL();
$databases = $this->_conn->fetchAllAssociative($sql);
return $this->_getPortableDatabasesList($databases);
}
/**
* Returns a list of all namespaces in the current database.
*
* @return string[]
*/
public function listNamespaceNames()
{
$sql = $this->_platform->getListNamespacesSQL();
$namespaces = $this->_conn->fetchAllAssociative($sql);
return $this->getPortableNamespacesList($namespaces);
}
/**
* Lists the available sequences for this connection.
*
* @param string|null $database
*
* @return Sequence[]
*/
public function listSequences($database = null)
{
if ($database === null) {
$database = $this->_conn->getDatabase();
}
$sql = $this->_platform->getListSequencesSQL($database);
$sequences = $this->_conn->fetchAllAssociative($sql);
return $this->filterAssetNames($this->_getPortableSequencesList($sequences));
}
/**
* Lists the columns for a given table.
*
* In contrast to other libraries and to the old version of Doctrine,
* this column definition does try to contain the 'primary' column for
* the reason that it is not portable across different RDBMS. Use
* {@see listTableIndexes($tableName)} to retrieve the primary key
* of a table. Where a RDBMS specifies more details, these are held
* in the platformDetails array.
*
* @param string $table The name of the table.
* @param string|null $database
*
* @return Column[]
*/
public function listTableColumns($table, $database = null)
{
if (! $database) {
$database = $this->_conn->getDatabase();
}
$sql = $this->_platform->getListTableColumnsSQL($table, $database);
$tableColumns = $this->_conn->fetchAllAssociative($sql);
return $this->_getPortableTableColumnList($table, $database, $tableColumns);
}
/**
* Lists the indexes for a given table returning an array of Index instances.
*
* Keys of the portable indexes list are all lower-cased.
*
* @param string $table The name of the table.
*
* @return Index[]
*/
public function listTableIndexes($table)
{
$sql = $this->_platform->getListTableIndexesSQL($table, $this->_conn->getDatabase());
$tableIndexes = $this->_conn->fetchAllAssociative($sql);
return $this->_getPortableTableIndexesList($tableIndexes, $table);
}
/**
* Returns true if all the given tables exist.
*
* The usage of a string $tableNames is deprecated. Pass a one-element array instead.
*
* @param string|string[] $names
*
* @return bool
*/
public function tablesExist($names)
{
if (is_string($names)) {
Deprecation::trigger(
'doctrine/dbal',
'https://github.com/doctrine/dbal/issues/3580',
'The usage of a string $tableNames in AbstractSchemaManager::tablesExist is deprecated. ' .
'Pass a one-element array instead.'
);
}
$names = array_map('strtolower', (array) $names);
return count($names) === count(array_intersect($names, array_map('strtolower', $this->listTableNames())));
}
/**
* Returns a list of all tables in the current database.
*
* @return string[]
*/
public function listTableNames()
{
$sql = $this->_platform->getListTablesSQL();
$tables = $this->_conn->fetchAllAssociative($sql);
$tableNames = $this->_getPortableTablesList($tables);
return $this->filterAssetNames($tableNames);
}
/**
* Filters asset names if they are configured to return only a subset of all
* the found elements.
*
* @param mixed[] $assetNames
*
* @return mixed[]
*/
protected function filterAssetNames($assetNames)
{
$filter = $this->_conn->getConfiguration()->getSchemaAssetsFilter();
if (! $filter) {
return $assetNames;
}
return array_values(array_filter($assetNames, $filter));
}
/**
* @deprecated Use Configuration::getSchemaAssetsFilter() instead
*
* @return string|null
*/
protected function getFilterSchemaAssetsExpression()
{
return $this->_conn->getConfiguration()->getFilterSchemaAssetsExpression();
}
/**
* Lists the tables for this connection.
*
* @return Table[]
*/
public function listTables()
{
$tableNames = $this->listTableNames();
$tables = [];
foreach ($tableNames as $tableName) {
$tables[] = $this->listTableDetails($tableName);
}
return $tables;
}
/**
* @param string $name
*
* @return Table
*/
public function listTableDetails($name)
{
$columns = $this->listTableColumns($name);
$foreignKeys = [];
if ($this->_platform->supportsForeignKeyConstraints()) {
$foreignKeys = $this->listTableForeignKeys($name);
}
$indexes = $this->listTableIndexes($name);
return new Table($name, $columns, $indexes, $foreignKeys);
}
/**
* Lists the views this connection has.
*
* @return View[]
*/
public function listViews()
{
$database = $this->_conn->getDatabase();
$sql = $this->_platform->getListViewsSQL($database);
$views = $this->_conn->fetchAllAssociative($sql);
return $this->_getPortableViewsList($views);
}
/**
* Lists the foreign keys for the given table.
*
* @param string $table The name of the table.
* @param string|null $database
*
* @return ForeignKeyConstraint[]
*/
public function listTableForeignKeys($table, $database = null)
{
if ($database === null) {
$database = $this->_conn->getDatabase();
}
$sql = $this->_platform->getListTableForeignKeysSQL($table, $database);
$tableForeignKeys = $this->_conn->fetchAllAssociative($sql);
return $this->_getPortableTableForeignKeysList($tableForeignKeys);
}
/* drop*() Methods */
/**
* Drops a database.
*
* NOTE: You can not drop the database this SchemaManager is currently connected to.
*
* @param string $database The name of the database to drop.
*
* @return void
*/
public function dropDatabase($database)
{
$this->_execSql($this->_platform->getDropDatabaseSQL($database));
}
/**
* Drops the given table.
*
* @param string $name The name of the table to drop.
*
* @return void
*/
public function dropTable($name)
{
$this->_execSql($this->_platform->getDropTableSQL($name));
}
/**
* Drops the index from the given table.
*
* @param Index|string $index The name of the index.
* @param Table|string $table The name of the table.
*
* @return void
*/
public function dropIndex($index, $table)
{
if ($index instanceof Index) {
$index = $index->getQuotedName($this->_platform);
}
$this->_execSql($this->_platform->getDropIndexSQL($index, $table));
}
/**
* Drops the constraint from the given table.
*
* @param Table|string $table The name of the table.
*
* @return void
*/
public function dropConstraint(Constraint $constraint, $table)
{
$this->_execSql($this->_platform->getDropConstraintSQL($constraint, $table));
}
/**
* Drops a foreign key from a table.
*
* @param ForeignKeyConstraint|string $foreignKey The name of the foreign key.
* @param Table|string $table The name of the table with the foreign key.
*
* @return void
*/
public function dropForeignKey($foreignKey, $table)
{
$this->_execSql($this->_platform->getDropForeignKeySQL($foreignKey, $table));
}
/**
* Drops a sequence with a given name.
*
* @param string $name The name of the sequence to drop.
*
* @return void
*/
public function dropSequence($name)
{
$this->_execSql($this->_platform->getDropSequenceSQL($name));
}
/**
* Drops a view.
*
* @param string $name The name of the view.
*
* @return void
*/
public function dropView($name)
{
$this->_execSql($this->_platform->getDropViewSQL($name));
}
/* create*() Methods */
/**
* Creates a new database.
*
* @param string $database The name of the database to create.
*
* @return void
*/
public function createDatabase($database)
{
$this->_execSql($this->_platform->getCreateDatabaseSQL($database));
}
/**
* Creates a new table.
*
* @return void
*/
public function createTable(Table $table)
{
$createFlags = AbstractPlatform::CREATE_INDEXES | AbstractPlatform::CREATE_FOREIGNKEYS;
$this->_execSql($this->_platform->getCreateTableSQL($table, $createFlags));
}
/**
* Creates a new sequence.
*
* @param Sequence $sequence
*
* @return void
*
* @throws ConnectionException If something fails at database level.
*/
public function createSequence($sequence)
{
$this->_execSql($this->_platform->getCreateSequenceSQL($sequence));
}
/**
* Creates a constraint on a table.
*
* @param Table|string $table
*
* @return void
*/
public function createConstraint(Constraint $constraint, $table)
{
$this->_execSql($this->_platform->getCreateConstraintSQL($constraint, $table));
}
/**
* Creates a new index on a table.
*
* @param Table|string $table The name of the table on which the index is to be created.
*
* @return void
*/
public function createIndex(Index $index, $table)
{
$this->_execSql($this->_platform->getCreateIndexSQL($index, $table));
}
/**
* Creates a new foreign key.
*
* @param ForeignKeyConstraint $foreignKey The ForeignKey instance.
* @param Table|string $table The name of the table on which the foreign key is to be created.
*
* @return void
*/
public function createForeignKey(ForeignKeyConstraint $foreignKey, $table)
{
$this->_execSql($this->_platform->getCreateForeignKeySQL($foreignKey, $table));
}
/**
* Creates a new view.
*
* @return void
*/
public function createView(View $view)
{
$this->_execSql($this->_platform->getCreateViewSQL($view->getQuotedName($this->_platform), $view->getSql()));
}
/* dropAndCreate*() Methods */
/**
* Drops and creates a constraint.
*
* @see dropConstraint()
* @see createConstraint()
*
* @param Table|string $table
*
* @return void
*/
public function dropAndCreateConstraint(Constraint $constraint, $table)
{
$this->tryMethod('dropConstraint', $constraint, $table);
$this->createConstraint($constraint, $table);
}
/**
* Drops and creates a new index on a table.
*
* @param Table|string $table The name of the table on which the index is to be created.
*
* @return void
*/
public function dropAndCreateIndex(Index $index, $table)
{
$this->tryMethod('dropIndex', $index->getQuotedName($this->_platform), $table);
$this->createIndex($index, $table);
}
/**
* Drops and creates a new foreign key.
*
* @param ForeignKeyConstraint $foreignKey An associative array that defines properties
* of the foreign key to be created.
* @param Table|string $table The name of the table on which the foreign key is to be created.
*
* @return void
*/
public function dropAndCreateForeignKey(ForeignKeyConstraint $foreignKey, $table)
{
$this->tryMethod('dropForeignKey', $foreignKey, $table);
$this->createForeignKey($foreignKey, $table);
}
/**
* Drops and create a new sequence.
*
* @return void
*
* @throws ConnectionException If something fails at database level.
*/
public function dropAndCreateSequence(Sequence $sequence)
{
$this->tryMethod('dropSequence', $sequence->getQuotedName($this->_platform));
$this->createSequence($sequence);
}
/**
* Drops and creates a new table.
*
* @return void
*/
public function dropAndCreateTable(Table $table)
{
$this->tryMethod('dropTable', $table->getQuotedName($this->_platform));
$this->createTable($table);
}
/**
* Drops and creates a new database.
*
* @param string $database The name of the database to create.
*
* @return void
*/
public function dropAndCreateDatabase($database)
{
$this->tryMethod('dropDatabase', $database);
$this->createDatabase($database);
}
/**
* Drops and creates a new view.
*
* @return void
*/
public function dropAndCreateView(View $view)
{
$this->tryMethod('dropView', $view->getQuotedName($this->_platform));
$this->createView($view);
}
/* alterTable() Methods */
/**
* Alters an existing tables schema.
*
* @return void
*/
public function alterTable(TableDiff $tableDiff)
{
foreach ($this->_platform->getAlterTableSQL($tableDiff) as $ddlQuery) {
$this->_execSql($ddlQuery);
}
}
/**
* Renames a given table to another name.
*
* @param string $name The current name of the table.
* @param string $newName The new name of the table.
*
* @return void
*/
public function renameTable($name, $newName)
{
$tableDiff = new TableDiff($name);
$tableDiff->newName = $newName;
$this->alterTable($tableDiff);
}
/**
* Methods for filtering return values of list*() methods to convert
* the native DBMS data definition to a portable Doctrine definition
*/
/**
* @param mixed[] $databases
*
* @return string[]
*/
protected function _getPortableDatabasesList($databases)
{
$list = [];
foreach ($databases as $value) {
$value = $this->_getPortableDatabaseDefinition($value);
if (! $value) {
continue;
}
$list[] = $value;
}
return $list;
}
/**
* Converts a list of namespace names from the native DBMS data definition to a portable Doctrine definition.
*
* @param mixed[][] $namespaces The list of namespace names in the native DBMS data definition.
*
* @return string[]
*/
protected function getPortableNamespacesList(array $namespaces)
{
$namespacesList = [];
foreach ($namespaces as $namespace) {
$namespacesList[] = $this->getPortableNamespaceDefinition($namespace);
}
return $namespacesList;
}
/**
* @param mixed $database
*
* @return mixed
*/
protected function _getPortableDatabaseDefinition($database)
{
return $database;
}
/**
* Converts a namespace definition from the native DBMS data definition to a portable Doctrine definition.
*
* @param mixed[] $namespace The native DBMS namespace definition.
*
* @return mixed
*/
protected function getPortableNamespaceDefinition(array $namespace)
{
return $namespace;
}
/**
* @deprecated
*
* @param mixed[][] $functions
*
* @return mixed[][]
*/
protected function _getPortableFunctionsList($functions)
{
$list = [];
foreach ($functions as $value) {
$value = $this->_getPortableFunctionDefinition($value);
if (! $value) {
continue;
}
$list[] = $value;
}
return $list;
}
/**
* @deprecated
*
* @param mixed[] $function
*
* @return mixed
*/
protected function _getPortableFunctionDefinition($function)
{
return $function;
}
/**
* @param mixed[][] $triggers
*
* @return mixed[][]
*/
protected function _getPortableTriggersList($triggers)
{
$list = [];
foreach ($triggers as $value) {
$value = $this->_getPortableTriggerDefinition($value);
if (! $value) {
continue;
}
$list[] = $value;
}
return $list;
}
/**
* @param mixed[] $trigger
*
* @return mixed
*/
protected function _getPortableTriggerDefinition($trigger)
{
return $trigger;
}
/**
* @param mixed[][] $sequences
*
* @return Sequence[]
*/
protected function _getPortableSequencesList($sequences)
{
$list = [];
foreach ($sequences as $value) {
$list[] = $this->_getPortableSequenceDefinition($value);
}
return $list;
}
/**
* @param mixed[] $sequence
*
* @return Sequence
*
* @throws Exception
*/
protected function _getPortableSequenceDefinition($sequence)
{
throw Exception::notSupported('Sequences');
}
/**
* Independent of the database the keys of the column list result are lowercased.
*
* The name of the created column instance however is kept in its case.
*
* @param string $table The name of the table.
* @param string $database
* @param mixed[][] $tableColumns
*
* @return Column[]
*/
protected function _getPortableTableColumnList($table, $database, $tableColumns)
{
$eventManager = $this->_platform->getEventManager();
$list = [];
foreach ($tableColumns as $tableColumn) {
$column = null;
$defaultPrevented = false;
if ($eventManager !== null && $eventManager->hasListeners(Events::onSchemaColumnDefinition)) {
$eventArgs = new SchemaColumnDefinitionEventArgs($tableColumn, $table, $database, $this->_conn);
$eventManager->dispatchEvent(Events::onSchemaColumnDefinition, $eventArgs);
$defaultPrevented = $eventArgs->isDefaultPrevented();
$column = $eventArgs->getColumn();
}
if (! $defaultPrevented) {
$column = $this->_getPortableTableColumnDefinition($tableColumn);
}
if (! $column) {
continue;
}
$name = strtolower($column->getQuotedName($this->_platform));
$list[$name] = $column;
}
return $list;
}
/**
* Gets Table Column Definition.
*
* @param mixed[] $tableColumn
*
* @return Column
*/
abstract protected function _getPortableTableColumnDefinition($tableColumn);
/**
* Aggregates and groups the index results according to the required data result.
*
* @param mixed[][] $tableIndexes
* @param string|null $tableName
*
* @return Index[]
*/
protected function _getPortableTableIndexesList($tableIndexes, $tableName = null)
{
$result = [];
foreach ($tableIndexes as $tableIndex) {
$indexName = $keyName = $tableIndex['key_name'];
if ($tableIndex['primary']) {
$keyName = 'primary';
}
$keyName = strtolower($keyName);
if (! isset($result[$keyName])) {
$options = [
'lengths' => [],
];
if (isset($tableIndex['where'])) {
$options['where'] = $tableIndex['where'];
}
$result[$keyName] = [
'name' => $indexName,
'columns' => [],
'unique' => ! $tableIndex['non_unique'],
'primary' => $tableIndex['primary'],
'flags' => $tableIndex['flags'] ?? [],
'options' => $options,
];
}
$result[$keyName]['columns'][] = $tableIndex['column_name'];
$result[$keyName]['options']['lengths'][] = $tableIndex['length'] ?? null;
}
$eventManager = $this->_platform->getEventManager();
$indexes = [];
foreach ($result as $indexKey => $data) {
$index = null;
$defaultPrevented = false;
if ($eventManager !== null && $eventManager->hasListeners(Events::onSchemaIndexDefinition)) {
$eventArgs = new SchemaIndexDefinitionEventArgs($data, $tableName, $this->_conn);
$eventManager->dispatchEvent(Events::onSchemaIndexDefinition, $eventArgs);
$defaultPrevented = $eventArgs->isDefaultPrevented();
$index = $eventArgs->getIndex();
}
if (! $defaultPrevented) {
$index = new Index(
$data['name'],
$data['columns'],
$data['unique'],
$data['primary'],
$data['flags'],
$data['options']
);
}
if (! $index) {
continue;
}
$indexes[$indexKey] = $index;
}
return $indexes;
}
/**
* @param mixed[][] $tables
*
* @return string[]
*/
protected function _getPortableTablesList($tables)
{
$list = [];
foreach ($tables as $value) {
$value = $this->_getPortableTableDefinition($value);
if (! $value) {
continue;
}
$list[] = $value;
}
return $list;
}
/**
* @param mixed $table
*
* @return string
*/
protected function _getPortableTableDefinition($table)
{
return $table;
}
/**
* @param mixed[][] $users
*
* @return string[][]
*/
protected function _getPortableUsersList($users)
{
$list = [];
foreach ($users as $value) {
$value = $this->_getPortableUserDefinition($value);
if (! $value) {
continue;
}
$list[] = $value;
}
return $list;
}
/**
* @param string[] $user
*
* @return string[]
*/
protected function _getPortableUserDefinition($user)
{
return $user;
}
/**
* @param mixed[][] $views
*
* @return View[]
*/
protected function _getPortableViewsList($views)
{
$list = [];
foreach ($views as $value) {
$view = $this->_getPortableViewDefinition($value);
if (! $view) {
continue;
}
$viewName = strtolower($view->getQuotedName($this->_platform));
$list[$viewName] = $view;
}
return $list;
}
/**
* @param mixed[] $view
*
* @return View|false
*/
protected function _getPortableViewDefinition($view)
{
return false;
}
/**
* @param mixed[][] $tableForeignKeys
*
* @return ForeignKeyConstraint[]
*/
protected function _getPortableTableForeignKeysList($tableForeignKeys)
{
$list = [];
foreach ($tableForeignKeys as $value) {
$list[] = $this->_getPortableTableForeignKeyDefinition($value);
}
return $list;
}
/**
* @param mixed $tableForeignKey
*
* @return ForeignKeyConstraint
*/
protected function _getPortableTableForeignKeyDefinition($tableForeignKey)
{
return $tableForeignKey;
}
/**
* @param string[]|string $sql
*
* @return void
*/
protected function _execSql($sql)
{
foreach ((array) $sql as $query) {
$this->_conn->executeStatement($query);
}
}
/**
* Creates a schema instance for the current database.
*
* @return Schema
*/
public function createSchema()
{
$namespaces = [];
if ($this->_platform->supportsSchemas()) {
$namespaces = $this->listNamespaceNames();
}
$sequences = [];
if ($this->_platform->supportsSequences()) {
$sequences = $this->listSequences();
}
$tables = $this->listTables();
return new Schema($tables, $sequences, $this->createSchemaConfig(), $namespaces);
}
/**
* Creates the configuration for this schema.
*
* @return SchemaConfig
*/
public function createSchemaConfig()
{
$schemaConfig = new SchemaConfig();
$schemaConfig->setMaxIdentifierLength($this->_platform->getMaxIdentifierLength());
$searchPaths = $this->getSchemaSearchPaths();
if (isset($searchPaths[0])) {
$schemaConfig->setName($searchPaths[0]);
}
$params = $this->_conn->getParams();
if (! isset($params['defaultTableOptions'])) {
$params['defaultTableOptions'] = [];
}
if (! isset($params['defaultTableOptions']['charset']) && isset($params['charset'])) {
$params['defaultTableOptions']['charset'] = $params['charset'];
}
$schemaConfig->setDefaultTableOptions($params['defaultTableOptions']);
return $schemaConfig;
}
/**
* The search path for namespaces in the currently connected database.
*
* The first entry is usually the default namespace in the Schema. All
* further namespaces contain tables/sequences which can also be addressed
* with a short, not full-qualified name.
*
* For databases that don't support subschema/namespaces this method
* returns the name of the currently connected database.
*
* @return string[]
*/
public function getSchemaSearchPaths()
{
return [$this->_conn->getDatabase()];
}
/**
* Given a table comment this method tries to extract a typehint for Doctrine Type, or returns
* the type given as default.
*
* @param string|null $comment
* @param string $currentType
*
* @return string
*/
public function extractDoctrineTypeFromComment($comment, $currentType)
{
if ($comment !== null && preg_match('((DC2Type:(((?!)).)+)))', $comment, $match)) {
return $match[1];
}
return $currentType;
}
/**
* @param string|null $comment
* @param string|null $type
*
* @return string|null
*/
public function removeDoctrineTypeFromComment($comment, $type)
{
if ($comment === null) {
return null;
}
return str_replace('(DC2Type:' . $type . ')', '', $comment);
}
}