116 lines
3.1 KiB
PHP
116 lines
3.1 KiB
PHP
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<?php
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namespace Illuminate\Database;
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use Illuminate\Database\PDO\SQLiteDriver;
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use Illuminate\Database\Query\Grammars\SQLiteGrammar as QueryGrammar;
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use Illuminate\Database\Query\Processors\SQLiteProcessor;
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use Illuminate\Database\Schema\Grammars\SQLiteGrammar as SchemaGrammar;
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use Illuminate\Database\Schema\SQLiteBuilder;
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use Illuminate\Database\Schema\SqliteSchemaState;
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use Illuminate\Filesystem\Filesystem;
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class SQLiteConnection extends Connection
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{
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/**
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* Create a new database connection instance.
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*
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* @param \PDO|\Closure $pdo
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* @param string $database
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* @param string $tablePrefix
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* @param array $config
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* @return void
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*/
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public function __construct($pdo, $database = '', $tablePrefix = '', array $config = [])
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{
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parent::__construct($pdo, $database, $tablePrefix, $config);
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$enableForeignKeyConstraints = $this->getForeignKeyConstraintsConfigurationValue();
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if ($enableForeignKeyConstraints === null) {
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return;
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}
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$enableForeignKeyConstraints
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? $this->getSchemaBuilder()->enableForeignKeyConstraints()
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: $this->getSchemaBuilder()->disableForeignKeyConstraints();
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}
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/**
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* Get the default query grammar instance.
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*
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* @return \Illuminate\Database\Query\Grammars\SQLiteGrammar
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*/
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protected function getDefaultQueryGrammar()
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{
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return $this->withTablePrefix(new QueryGrammar);
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}
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/**
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* Get a schema builder instance for the connection.
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*
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* @return \Illuminate\Database\Schema\SQLiteBuilder
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*/
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public function getSchemaBuilder()
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{
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if (is_null($this->schemaGrammar)) {
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$this->useDefaultSchemaGrammar();
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}
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return new SQLiteBuilder($this);
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}
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/**
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* Get the default schema grammar instance.
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*
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* @return \Illuminate\Database\Schema\Grammars\SQLiteGrammar
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*/
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protected function getDefaultSchemaGrammar()
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{
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return $this->withTablePrefix(new SchemaGrammar);
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}
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/**
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* Get the schema state for the connection.
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*
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* @param \Illuminate\Filesystem\Filesystem|null $files
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* @param callable|null $processFactory
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*
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* @throws \RuntimeException
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*/
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public function getSchemaState(Filesystem $files = null, callable $processFactory = null)
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{
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return new SqliteSchemaState($this, $files, $processFactory);
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}
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/**
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* Get the default post processor instance.
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*
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* @return \Illuminate\Database\Query\Processors\SQLiteProcessor
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*/
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protected function getDefaultPostProcessor()
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{
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return new SQLiteProcessor;
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}
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/**
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* Get the Doctrine DBAL driver.
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*
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* @return \Illuminate\Database\PDO\SQLiteDriver
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*/
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protected function getDoctrineDriver()
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{
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return new SQLiteDriver;
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}
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/**
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* Get the database connection foreign key constraints configuration option.
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*
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* @return bool|null
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*/
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protected function getForeignKeyConstraintsConfigurationValue()
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{
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return $this->getConfig('foreign_key_constraints');
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}
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}
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