Namespaces

• ICanBoogie
  • ActiveRecord
    • Driver

Classes

• BasicDriver
• MySQLDriver
• SQLiteDriver

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<?php

/*
 * This file is part of the ICanBoogie package.
 *
 * (c) Olivier Laviale <olivier.laviale@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace ICanBoogie\ActiveRecord\Driver;

use ICanBoogie\Accessor\AccessorTrait;
use ICanBoogie\ActiveRecord\Connection;
use ICanBoogie\ActiveRecord\Driver;
use ICanBoogie\DateTime;

/**
 * Basic connection driver.
 *
 * @property-read Connection $connection
 */
abstract class BasicDriver implements Driver
{
    use AccessorTrait;

    /**
     * @var callable
     */
    private $connection_provider;

    /**
     * @return Connection
     */
    protected function get_connection()
    {
        $connection_provider = $this->connection_provider;

        return $connection_provider();
    }

    /**
     * @param callable $connection_provider A callable that provides a database connection.
     */
    public function __construct(callable $connection_provider)
    {
        $this->connection_provider = $connection_provider;
    }

    /**
     * @inheritdoc
     */
    public function quote_string($string)
    {
        $connection = $this->connection;

        if (is_array($string))
        {
            return array_map(function($v) use($connection) {

                return $connection->quote($v);

            }, $string);
        }

        return $connection->quote($string);
    }

    /**
     * @inheritdoc
     */
    public function quote_identifier($identifier)
    {
        $quote = '`';

        if (is_array($identifier))
        {
            return array_map(function($v) use ($quote) {

                return $quote . $v . $quote;

            }, $identifier);
        }

        return $quote . $identifier . $quote;
    }

    /**
     * @inheritdoc
     */
    public function cast_value($value, $type = null)
    {
        if ($value instanceof \DateTime)
        {
            $value = DateTime::from($value);

            return $value->utc->as_db;
        }

        if ($value === false)
        {
            return 0;
        }

        if ($value === true)
        {
            return 1;
        }

        return $value;
    }

    /**
     * Returns table name, including possible prefix.
     *
     * @param string $unprefixed_table_name
     *
     * @return string
     */
    protected function resolve_table_name($unprefixed_table_name)
    {
        return $this->connection->table_name_prefix . $unprefixed_table_name;
    }

    /**
     * Returns quoted table name, including possible prefix.
     *
     * @param string $unprefixed_table_name
     *
     * @return string
     */
    protected function resolve_quoted_table_name($unprefixed_table_name)
    {
        return $this->quote_identifier($this->connection->table_name_prefix . $unprefixed_table_name);
    }

    /**
     * Returns index name.
     *
     * @param string $unprefixed_table_name
     * @param string $index_id
     *
     * @return string
     */
    protected function resolve_index_name($unprefixed_table_name, $index_id)
    {
        return $index_id;
    }
}