117 lines
2.9 KiB
PHP
117 lines
2.9 KiB
PHP
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<?php
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namespace Illuminate\Database\Schema;
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use Illuminate\Database\QueryException;
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use Illuminate\Support\Facades\File;
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class SQLiteBuilder extends Builder
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{
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/**
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* Create a database in the schema.
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*
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* @param string $name
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* @return bool
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*/
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public function createDatabase($name)
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{
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return File::put($name, '') !== false;
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}
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/**
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* Drop a database from the schema if the database exists.
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*
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* @param string $name
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* @return bool
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*/
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public function dropDatabaseIfExists($name)
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{
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return File::exists($name)
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? File::delete($name)
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: true;
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}
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/**
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* Get the tables for the database.
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*
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* @param bool $withSize
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* @return array
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*/
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public function getTables($withSize = true)
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{
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if ($withSize) {
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try {
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$withSize = $this->connection->scalar($this->grammar->compileDbstatExists());
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} catch (QueryException $e) {
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$withSize = false;
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}
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}
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return $this->connection->getPostProcessor()->processTables(
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$this->connection->selectFromWriteConnection($this->grammar->compileTables($withSize))
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);
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}
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/**
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* Get the columns for a given table.
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*
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* @param string $table
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* @return array
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*/
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public function getColumns($table)
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{
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$table = $this->connection->getTablePrefix().$table;
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return $this->connection->getPostProcessor()->processColumns(
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$this->connection->selectFromWriteConnection($this->grammar->compileColumns($table)),
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$this->connection->scalar($this->grammar->compileSqlCreateStatement($table))
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);
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}
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/**
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* Drop all tables from the database.
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*
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* @return void
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*/
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public function dropAllTables()
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{
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if ($this->connection->getDatabaseName() !== ':memory:') {
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return $this->refreshDatabaseFile();
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}
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$this->connection->select($this->grammar->compileEnableWriteableSchema());
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$this->connection->select($this->grammar->compileDropAllTables());
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$this->connection->select($this->grammar->compileDisableWriteableSchema());
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$this->connection->select($this->grammar->compileRebuild());
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}
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/**
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* Drop all views from the database.
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*
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* @return void
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*/
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public function dropAllViews()
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{
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$this->connection->select($this->grammar->compileEnableWriteableSchema());
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$this->connection->select($this->grammar->compileDropAllViews());
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$this->connection->select($this->grammar->compileDisableWriteableSchema());
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$this->connection->select($this->grammar->compileRebuild());
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}
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/**
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* Empty the database file.
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*
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* @return void
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*/
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public function refreshDatabaseFile()
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{
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file_put_contents($this->connection->getDatabaseName(), '');
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}
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}
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