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<?php
/*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the MIT license. For more information, see
* <http://www.doctrine-project.org>.
*/

namespace Doctrine\ORM\Query;

use Doctrine\DBAL\Connection;
use Doctrine\DBAL\Types\Type;

/**
* Provides an enclosed support for parameter inferring.
*
* @link www.doctrine-project.org
* @since 2.0
* @author Benjamin Eberlei <kontakt@beberlei.de>
* @author Guilherme Blanco <guilhermeblanco@hotmail.com>
* @author Jonathan Wage <jonwage@gmail.com>
* @author Roman Borschel <roman@code-factory.org>
*/
class ParameterTypeInferer
{
    /**
* Infers type of a given value, returning a compatible constant:
* - Type (\Doctrine\DBAL\Types\Type::*)
* - Connection (\Doctrine\DBAL\Connection::PARAM_*)
*
* @param mixed $value Parameter value.
*
* @return mixed Parameter type constant.
*/
    public static function inferType($value)
    {
        if (is_integer($value)) {
            return Type::INTEGER;
        }

        if (is_bool($value)) {
            return Type::BOOLEAN;
        }

        if ($value instanceof \DateTime) {
            return Type::DATETIME;
        }

        if (is_array($value)) {
            return is_integer(current($value))
                ? Connection::PARAM_INT_ARRAY
                : Connection::PARAM_STR_ARRAY;
        }

        return \PDO::PARAM_STR;
    }
}
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