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https://github.com/zoe-may/TDoG-Skin.git
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910 lines
23 KiB
PHP
Executable File
910 lines
23 KiB
PHP
Executable File
<?php
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namespace Doctrine\DBAL\Schema;
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use Doctrine\DBAL\Exception;
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use Doctrine\DBAL\Schema\Visitor\Visitor;
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use Doctrine\DBAL\Types\Type;
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use function array_filter;
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use function array_merge;
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use function in_array;
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use function preg_match;
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use function strlen;
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use function strtolower;
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use const ARRAY_FILTER_USE_KEY;
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/**
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* Object Representation of a table.
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*/
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class Table extends AbstractAsset
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{
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/** @var Column[] */
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protected $_columns = [];
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/** @var Index[] */
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private $implicitIndexes = [];
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/** @var Index[] */
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protected $_indexes = [];
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/** @var string|false */
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protected $_primaryKeyName = false;
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/** @var ForeignKeyConstraint[] */
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protected $_fkConstraints = [];
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/** @var mixed[] */
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protected $_options = [
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'create_options' => [],
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];
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/** @var SchemaConfig|null */
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protected $_schemaConfig;
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/**
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* @param string $name
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* @param Column[] $columns
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* @param Index[] $indexes
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* @param ForeignKeyConstraint[] $fkConstraints
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* @param int $idGeneratorType
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* @param mixed[] $options
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*
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* @throws Exception
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*/
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public function __construct(
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$name,
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array $columns = [],
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array $indexes = [],
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array $fkConstraints = [],
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$idGeneratorType = 0,
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array $options = []
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) {
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if (strlen($name) === 0) {
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throw Exception::invalidTableName($name);
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}
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$this->_setName($name);
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foreach ($columns as $column) {
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$this->_addColumn($column);
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}
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foreach ($indexes as $idx) {
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$this->_addIndex($idx);
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}
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foreach ($fkConstraints as $constraint) {
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$this->_addForeignKeyConstraint($constraint);
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}
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$this->_options = array_merge($this->_options, $options);
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}
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/**
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* @return void
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*/
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public function setSchemaConfig(SchemaConfig $schemaConfig)
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{
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$this->_schemaConfig = $schemaConfig;
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}
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/**
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* @return int
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*/
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protected function _getMaxIdentifierLength()
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{
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if ($this->_schemaConfig instanceof SchemaConfig) {
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return $this->_schemaConfig->getMaxIdentifierLength();
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}
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return 63;
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}
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/**
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* Sets the Primary Key.
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*
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* @param string[] $columnNames
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* @param string|false $indexName
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*
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* @return self
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*/
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public function setPrimaryKey(array $columnNames, $indexName = false)
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{
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$this->_addIndex($this->_createIndex($columnNames, $indexName ?: 'primary', true, true));
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foreach ($columnNames as $columnName) {
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$column = $this->getColumn($columnName);
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$column->setNotnull(true);
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}
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return $this;
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}
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/**
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* @param string[] $columnNames
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* @param string|null $indexName
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* @param string[] $flags
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* @param mixed[] $options
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*
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* @return self
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*/
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public function addIndex(array $columnNames, $indexName = null, array $flags = [], array $options = [])
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{
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if ($indexName === null) {
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$indexName = $this->_generateIdentifierName(
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array_merge([$this->getName()], $columnNames),
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'idx',
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$this->_getMaxIdentifierLength()
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);
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}
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return $this->_addIndex($this->_createIndex($columnNames, $indexName, false, false, $flags, $options));
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}
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/**
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* Drops the primary key from this table.
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*
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* @return void
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*/
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public function dropPrimaryKey()
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{
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if ($this->_primaryKeyName === false) {
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return;
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}
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$this->dropIndex($this->_primaryKeyName);
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$this->_primaryKeyName = false;
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}
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/**
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* Drops an index from this table.
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*
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* @param string $name The index name.
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*
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* @return void
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*
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* @throws SchemaException If the index does not exist.
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*/
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public function dropIndex($name)
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{
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$name = $this->normalizeIdentifier($name);
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if (! $this->hasIndex($name)) {
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throw SchemaException::indexDoesNotExist($name, $this->_name);
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}
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unset($this->_indexes[$name]);
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}
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/**
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* @param string[] $columnNames
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* @param string|null $indexName
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* @param mixed[] $options
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*
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* @return self
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*/
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public function addUniqueIndex(array $columnNames, $indexName = null, array $options = [])
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{
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if ($indexName === null) {
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$indexName = $this->_generateIdentifierName(
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array_merge([$this->getName()], $columnNames),
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'uniq',
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$this->_getMaxIdentifierLength()
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);
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}
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return $this->_addIndex($this->_createIndex($columnNames, $indexName, true, false, [], $options));
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}
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/**
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* Renames an index.
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*
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* @param string $oldName The name of the index to rename from.
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* @param string|null $newName The name of the index to rename to.
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* If null is given, the index name will be auto-generated.
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*
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* @return self This table instance.
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*
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* @throws SchemaException If no index exists for the given current name
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* or if an index with the given new name already exists on this table.
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*/
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public function renameIndex($oldName, $newName = null)
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{
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$oldName = $this->normalizeIdentifier($oldName);
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$normalizedNewName = $this->normalizeIdentifier($newName);
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if ($oldName === $normalizedNewName) {
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return $this;
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}
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if (! $this->hasIndex($oldName)) {
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throw SchemaException::indexDoesNotExist($oldName, $this->_name);
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}
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if ($this->hasIndex($normalizedNewName)) {
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throw SchemaException::indexAlreadyExists($normalizedNewName, $this->_name);
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}
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$oldIndex = $this->_indexes[$oldName];
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if ($oldIndex->isPrimary()) {
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$this->dropPrimaryKey();
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return $this->setPrimaryKey($oldIndex->getColumns(), $newName ?? false);
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}
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unset($this->_indexes[$oldName]);
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if ($oldIndex->isUnique()) {
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return $this->addUniqueIndex($oldIndex->getColumns(), $newName, $oldIndex->getOptions());
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}
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return $this->addIndex($oldIndex->getColumns(), $newName, $oldIndex->getFlags(), $oldIndex->getOptions());
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}
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/**
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* Checks if an index begins in the order of the given columns.
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*
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* @param string[] $columnNames
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*
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* @return bool
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*/
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public function columnsAreIndexed(array $columnNames)
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{
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foreach ($this->getIndexes() as $index) {
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if ($index->spansColumns($columnNames)) {
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return true;
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}
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}
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return false;
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}
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/**
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* @param string[] $columnNames
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* @param string $indexName
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* @param bool $isUnique
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* @param bool $isPrimary
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* @param string[] $flags
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* @param mixed[] $options
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*
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* @return Index
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*
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* @throws SchemaException
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*/
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private function _createIndex(
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array $columnNames,
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$indexName,
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$isUnique,
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$isPrimary,
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array $flags = [],
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array $options = []
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) {
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if (preg_match('(([^a-zA-Z0-9_]+))', $this->normalizeIdentifier($indexName))) {
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throw SchemaException::indexNameInvalid($indexName);
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}
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foreach ($columnNames as $columnName) {
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if (! $this->hasColumn($columnName)) {
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throw SchemaException::columnDoesNotExist($columnName, $this->_name);
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}
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}
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return new Index($indexName, $columnNames, $isUnique, $isPrimary, $flags, $options);
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}
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/**
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* @param string $name
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* @param string $typeName
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* @param mixed[] $options
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*
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* @return Column
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*/
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public function addColumn($name, $typeName, array $options = [])
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{
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$column = new Column($name, Type::getType($typeName), $options);
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$this->_addColumn($column);
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return $column;
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}
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/**
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* Renames a Column.
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*
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* @deprecated
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*
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* @param string $oldName
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* @param string $name
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*
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* @return void
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*
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* @throws Exception
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*/
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public function renameColumn($oldName, $name)
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{
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throw new Exception('Table#renameColumn() was removed, because it drops and recreates ' .
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'the column instead. There is no fix available, because a schema diff cannot reliably detect if a ' .
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'column was renamed or one column was created and another one dropped.');
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}
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/**
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* Change Column Details.
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*
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* @param string $name
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* @param mixed[] $options
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*
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* @return self
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*/
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public function changeColumn($name, array $options)
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{
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$column = $this->getColumn($name);
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$column->setOptions($options);
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return $this;
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}
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/**
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* Drops a Column from the Table.
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*
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* @param string $name
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*
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* @return self
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*/
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public function dropColumn($name)
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{
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$name = $this->normalizeIdentifier($name);
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unset($this->_columns[$name]);
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return $this;
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}
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/**
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* Adds a foreign key constraint.
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*
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* Name is inferred from the local columns.
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*
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* @param Table|string $foreignTable Table schema instance or table name
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* @param string[] $localColumnNames
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* @param string[] $foreignColumnNames
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* @param mixed[] $options
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* @param string|null $constraintName
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*
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* @return self
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*/
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public function addForeignKeyConstraint(
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$foreignTable,
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array $localColumnNames,
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array $foreignColumnNames,
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array $options = [],
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$constraintName = null
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) {
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$constraintName = $constraintName ?: $this->_generateIdentifierName(
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array_merge((array) $this->getName(), $localColumnNames),
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'fk',
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$this->_getMaxIdentifierLength()
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);
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return $this->addNamedForeignKeyConstraint(
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$constraintName,
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$foreignTable,
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$localColumnNames,
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$foreignColumnNames,
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$options
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);
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}
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/**
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* Adds a foreign key constraint.
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*
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* Name is to be generated by the database itself.
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*
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* @deprecated Use {@link addForeignKeyConstraint}
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*
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* @param Table|string $foreignTable Table schema instance or table name
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* @param string[] $localColumnNames
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* @param string[] $foreignColumnNames
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* @param mixed[] $options
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*
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* @return self
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*/
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public function addUnnamedForeignKeyConstraint(
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$foreignTable,
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array $localColumnNames,
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array $foreignColumnNames,
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array $options = []
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) {
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return $this->addForeignKeyConstraint($foreignTable, $localColumnNames, $foreignColumnNames, $options);
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}
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/**
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* Adds a foreign key constraint with a given name.
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*
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* @deprecated Use {@link addForeignKeyConstraint}
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*
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* @param string $name
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* @param Table|string $foreignTable Table schema instance or table name
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* @param string[] $localColumnNames
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* @param string[] $foreignColumnNames
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* @param mixed[] $options
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*
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* @return self
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*
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* @throws SchemaException
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*/
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public function addNamedForeignKeyConstraint(
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$name,
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$foreignTable,
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array $localColumnNames,
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array $foreignColumnNames,
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array $options = []
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) {
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if ($foreignTable instanceof Table) {
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foreach ($foreignColumnNames as $columnName) {
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if (! $foreignTable->hasColumn($columnName)) {
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throw SchemaException::columnDoesNotExist($columnName, $foreignTable->getName());
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}
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}
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}
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foreach ($localColumnNames as $columnName) {
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if (! $this->hasColumn($columnName)) {
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throw SchemaException::columnDoesNotExist($columnName, $this->_name);
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}
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}
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$constraint = new ForeignKeyConstraint(
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$localColumnNames,
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$foreignTable,
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$foreignColumnNames,
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$name,
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$options
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);
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$this->_addForeignKeyConstraint($constraint);
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return $this;
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}
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/**
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* @param string $name
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* @param mixed $value
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*
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* @return self
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*/
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public function addOption($name, $value)
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{
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$this->_options[$name] = $value;
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return $this;
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}
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/**
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* @return void
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*
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* @throws SchemaException
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*/
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protected function _addColumn(Column $column)
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{
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$columnName = $column->getName();
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$columnName = $this->normalizeIdentifier($columnName);
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if (isset($this->_columns[$columnName])) {
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throw SchemaException::columnAlreadyExists($this->getName(), $columnName);
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}
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$this->_columns[$columnName] = $column;
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}
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/**
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* Adds an index to the table.
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*
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* @return self
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*
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* @throws SchemaException
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*/
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protected function _addIndex(Index $indexCandidate)
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{
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$indexName = $indexCandidate->getName();
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$indexName = $this->normalizeIdentifier($indexName);
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$replacedImplicitIndexes = [];
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foreach ($this->implicitIndexes as $name => $implicitIndex) {
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if (! $implicitIndex->isFullfilledBy($indexCandidate) || ! isset($this->_indexes[$name])) {
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continue;
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}
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$replacedImplicitIndexes[] = $name;
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}
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if (
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(isset($this->_indexes[$indexName]) && ! in_array($indexName, $replacedImplicitIndexes, true)) ||
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($this->_primaryKeyName !== false && $indexCandidate->isPrimary())
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) {
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throw SchemaException::indexAlreadyExists($indexName, $this->_name);
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}
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foreach ($replacedImplicitIndexes as $name) {
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unset($this->_indexes[$name], $this->implicitIndexes[$name]);
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}
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if ($indexCandidate->isPrimary()) {
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$this->_primaryKeyName = $indexName;
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}
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$this->_indexes[$indexName] = $indexCandidate;
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return $this;
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}
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/**
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* @return void
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*/
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protected function _addForeignKeyConstraint(ForeignKeyConstraint $constraint)
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{
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$constraint->setLocalTable($this);
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if (strlen($constraint->getName())) {
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$name = $constraint->getName();
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} else {
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$name = $this->_generateIdentifierName(
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array_merge((array) $this->getName(), $constraint->getLocalColumns()),
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'fk',
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$this->_getMaxIdentifierLength()
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);
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}
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$name = $this->normalizeIdentifier($name);
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$this->_fkConstraints[$name] = $constraint;
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/* Add an implicit index (defined by the DBAL) on the foreign key
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columns. If there is already a user-defined index that fulfills these
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requirements drop the request. In the case of __construct() calling
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this method during hydration from schema-details, all the explicitly
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added indexes lead to duplicates. This creates computation overhead in
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this case, however no duplicate indexes are ever added (based on
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columns). */
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$indexName = $this->_generateIdentifierName(
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array_merge([$this->getName()], $constraint->getColumns()),
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'idx',
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$this->_getMaxIdentifierLength()
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);
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$indexCandidate = $this->_createIndex($constraint->getColumns(), $indexName, false, false);
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foreach ($this->_indexes as $existingIndex) {
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if ($indexCandidate->isFullfilledBy($existingIndex)) {
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return;
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}
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}
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$this->_addIndex($indexCandidate);
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$this->implicitIndexes[$this->normalizeIdentifier($indexName)] = $indexCandidate;
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}
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/**
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* Returns whether this table has a foreign key constraint with the given name.
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*
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* @param string $name
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*
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* @return bool
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*/
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public function hasForeignKey($name)
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{
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$name = $this->normalizeIdentifier($name);
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return isset($this->_fkConstraints[$name]);
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}
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/**
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* Returns the foreign key constraint with the given name.
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*
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* @param string $name The constraint name.
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*
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* @return ForeignKeyConstraint
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*
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* @throws SchemaException If the foreign key does not exist.
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*/
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public function getForeignKey($name)
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{
|
|
$name = $this->normalizeIdentifier($name);
|
|
if (! $this->hasForeignKey($name)) {
|
|
throw SchemaException::foreignKeyDoesNotExist($name, $this->_name);
|
|
}
|
|
|
|
return $this->_fkConstraints[$name];
|
|
}
|
|
|
|
/**
|
|
* Removes the foreign key constraint with the given name.
|
|
*
|
|
* @param string $name The constraint name.
|
|
*
|
|
* @return void
|
|
*
|
|
* @throws SchemaException
|
|
*/
|
|
public function removeForeignKey($name)
|
|
{
|
|
$name = $this->normalizeIdentifier($name);
|
|
if (! $this->hasForeignKey($name)) {
|
|
throw SchemaException::foreignKeyDoesNotExist($name, $this->_name);
|
|
}
|
|
|
|
unset($this->_fkConstraints[$name]);
|
|
}
|
|
|
|
/**
|
|
* Returns ordered list of columns (primary keys are first, then foreign keys, then the rest)
|
|
*
|
|
* @return Column[]
|
|
*/
|
|
public function getColumns()
|
|
{
|
|
$primaryKey = $this->getPrimaryKey();
|
|
$primaryKeyColumns = [];
|
|
|
|
if ($primaryKey !== null) {
|
|
$primaryKeyColumns = $this->filterColumns($primaryKey->getColumns());
|
|
}
|
|
|
|
return array_merge($primaryKeyColumns, $this->getForeignKeyColumns(), $this->_columns);
|
|
}
|
|
|
|
/**
|
|
* Returns foreign key columns
|
|
*
|
|
* @return Column[]
|
|
*/
|
|
private function getForeignKeyColumns()
|
|
{
|
|
$foreignKeyColumns = [];
|
|
foreach ($this->getForeignKeys() as $foreignKey) {
|
|
$foreignKeyColumns = array_merge($foreignKeyColumns, $foreignKey->getColumns());
|
|
}
|
|
|
|
return $this->filterColumns($foreignKeyColumns);
|
|
}
|
|
|
|
/**
|
|
* Returns only columns that have specified names
|
|
*
|
|
* @param string[] $columnNames
|
|
*
|
|
* @return Column[]
|
|
*/
|
|
private function filterColumns(array $columnNames)
|
|
{
|
|
return array_filter($this->_columns, static function (string $columnName) use ($columnNames) {
|
|
return in_array($columnName, $columnNames, true);
|
|
}, ARRAY_FILTER_USE_KEY);
|
|
}
|
|
|
|
/**
|
|
* Returns whether this table has a Column with the given name.
|
|
*
|
|
* @param string $name The column name.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasColumn($name)
|
|
{
|
|
$name = $this->normalizeIdentifier($name);
|
|
|
|
return isset($this->_columns[$name]);
|
|
}
|
|
|
|
/**
|
|
* Returns the Column with the given name.
|
|
*
|
|
* @param string $name The column name.
|
|
*
|
|
* @return Column
|
|
*
|
|
* @throws SchemaException If the column does not exist.
|
|
*/
|
|
public function getColumn($name)
|
|
{
|
|
$name = $this->normalizeIdentifier($name);
|
|
if (! $this->hasColumn($name)) {
|
|
throw SchemaException::columnDoesNotExist($name, $this->_name);
|
|
}
|
|
|
|
return $this->_columns[$name];
|
|
}
|
|
|
|
/**
|
|
* Returns the primary key.
|
|
*
|
|
* @return Index|null The primary key, or null if this Table has no primary key.
|
|
*/
|
|
public function getPrimaryKey()
|
|
{
|
|
if ($this->_primaryKeyName !== false) {
|
|
return $this->getIndex($this->_primaryKeyName);
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Returns the primary key columns.
|
|
*
|
|
* @return string[]
|
|
*
|
|
* @throws Exception
|
|
*/
|
|
public function getPrimaryKeyColumns()
|
|
{
|
|
$primaryKey = $this->getPrimaryKey();
|
|
|
|
if ($primaryKey === null) {
|
|
throw new Exception('Table ' . $this->getName() . ' has no primary key.');
|
|
}
|
|
|
|
return $primaryKey->getColumns();
|
|
}
|
|
|
|
/**
|
|
* Returns whether this table has a primary key.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasPrimaryKey()
|
|
{
|
|
return $this->_primaryKeyName && $this->hasIndex($this->_primaryKeyName);
|
|
}
|
|
|
|
/**
|
|
* Returns whether this table has an Index with the given name.
|
|
*
|
|
* @param string $name The index name.
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasIndex($name)
|
|
{
|
|
$name = $this->normalizeIdentifier($name);
|
|
|
|
return isset($this->_indexes[$name]);
|
|
}
|
|
|
|
/**
|
|
* Returns the Index with the given name.
|
|
*
|
|
* @param string $name The index name.
|
|
*
|
|
* @return Index
|
|
*
|
|
* @throws SchemaException If the index does not exist.
|
|
*/
|
|
public function getIndex($name)
|
|
{
|
|
$name = $this->normalizeIdentifier($name);
|
|
if (! $this->hasIndex($name)) {
|
|
throw SchemaException::indexDoesNotExist($name, $this->_name);
|
|
}
|
|
|
|
return $this->_indexes[$name];
|
|
}
|
|
|
|
/**
|
|
* @return Index[]
|
|
*/
|
|
public function getIndexes()
|
|
{
|
|
return $this->_indexes;
|
|
}
|
|
|
|
/**
|
|
* Returns the foreign key constraints.
|
|
*
|
|
* @return ForeignKeyConstraint[]
|
|
*/
|
|
public function getForeignKeys()
|
|
{
|
|
return $this->_fkConstraints;
|
|
}
|
|
|
|
/**
|
|
* @param string $name
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function hasOption($name)
|
|
{
|
|
return isset($this->_options[$name]);
|
|
}
|
|
|
|
/**
|
|
* @param string $name
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function getOption($name)
|
|
{
|
|
return $this->_options[$name];
|
|
}
|
|
|
|
/**
|
|
* @return mixed[]
|
|
*/
|
|
public function getOptions()
|
|
{
|
|
return $this->_options;
|
|
}
|
|
|
|
/**
|
|
* @return void
|
|
*/
|
|
public function visit(Visitor $visitor)
|
|
{
|
|
$visitor->acceptTable($this);
|
|
|
|
foreach ($this->getColumns() as $column) {
|
|
$visitor->acceptColumn($this, $column);
|
|
}
|
|
|
|
foreach ($this->getIndexes() as $index) {
|
|
$visitor->acceptIndex($this, $index);
|
|
}
|
|
|
|
foreach ($this->getForeignKeys() as $constraint) {
|
|
$visitor->acceptForeignKey($this, $constraint);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clone of a Table triggers a deep clone of all affected assets.
|
|
*
|
|
* @return void
|
|
*/
|
|
public function __clone()
|
|
{
|
|
foreach ($this->_columns as $k => $column) {
|
|
$this->_columns[$k] = clone $column;
|
|
}
|
|
|
|
foreach ($this->_indexes as $k => $index) {
|
|
$this->_indexes[$k] = clone $index;
|
|
}
|
|
|
|
foreach ($this->_fkConstraints as $k => $fk) {
|
|
$this->_fkConstraints[$k] = clone $fk;
|
|
$this->_fkConstraints[$k]->setLocalTable($this);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Normalizes a given identifier.
|
|
*
|
|
* Trims quotes and lowercases the given identifier.
|
|
*
|
|
* @param string|null $identifier The identifier to normalize.
|
|
*
|
|
* @return string The normalized identifier.
|
|
*/
|
|
private function normalizeIdentifier($identifier)
|
|
{
|
|
if ($identifier === null) {
|
|
return '';
|
|
}
|
|
|
|
return $this->trimQuotes(strtolower($identifier));
|
|
}
|
|
|
|
public function setComment(?string $comment): self
|
|
{
|
|
// For keeping backward compatibility with MySQL in previous releases, table comments are stored as options.
|
|
$this->addOption('comment', $comment);
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function getComment(): ?string
|
|
{
|
|
return $this->_options['comment'] ?? null;
|
|
}
|
|
}
|