<?php
/**
 * Version informations about exif extension
 *
 * PHP version 5
 *
 * @category PHP
 * @package  PHP_CompatInfo
 * @author   Remi Collet <Remi@FamilleCollet.com>
 * @author   Laurent Laville <pear@laurent-laville.org>
 * @license  http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version  GIT: $Id: exif.php 6eeb534 2013-06-23 16:42:02 +0200 Laurent Laville $
 * @link     http://php5.laurent-laville.org/compatinfo/
 */

/**
 * All interfaces, classes, functions, constants about exif extension
 *
 * @category PHP
 * @package  PHP_CompatInfo
 * @author   Remi Collet <Remi@FamilleCollet.com>
 * @author   Laurent Laville <pear@laurent-laville.org>
 * @license  http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version  Release: 2.26.0
 * @link     http://php5.laurent-laville.org/compatinfo/
 * @link     http://www.php.net/manual/en/book.exif.php
 * @since    Class available since Release 2.5.0
 */
class PHP_CompatInfo_Reference_Exif
    extends PHP_CompatInfo_Reference_PluginsAbstract
{
    /**
     * Extension/Reference name
     */
    const REF_NAME    = 'exif';

    /**
     * Latest version of Extension/Reference supported
     */
    const REF_VERSION = '';

    /**
     * Gets informations about extensions
     *
     * @param string $extension (optional) NULL for PHP version,
     *                          TRUE if extension version
     * @param string $version   (optional) php or extension version
     * @param string $condition (optional) particular relationship with $version
     *                          Same operator values as used by version_compare
     *
     * @return array
     */
    public function getExtensions($extension = null, $version = null, $condition = null)
    {
        $phpMin = '4.0.1';
        $extensions = array(
            self::REF_NAME => array($phpMin, '', self::REF_VERSION)
        );
        return $extensions;
    }

    /**
     * Gets informations about functions
     *
     * @param string $extension (optional) NULL for PHP version,
     *                          TRUE if extension version
     * @param string $version   (optional) php or extension version
     * @param string $condition (optional) particular relationship with $version
     *                          Same operator values as used by version_compare
     *
     * @return array
     * @link   http://www.php.net/manual/en/ref.exif.php
     */
    public function getFunctions($extension = null, $version = null, $condition = null)
    {
        $this->setFilter(func_get_args());

        $functions = array();

        $release = '4.0.1';       // 2000-06-28 (stable)
        $items = array(
            'read_exif_data'                          => array('4.0.1', ''),
        );
        $this->applyFilter($release, $items, $functions);

        $release = '4.2.0';       // 2002-04-22 (stable)
        $items = array(
            'exif_read_data'                          => array('4.2.0', ''),
            'exif_tagname'                            => array('4.2.0', ''),
            'exif_thumbnail'                          => array('4.2.0', ''),
        );
        $this->applyFilter($release, $items, $functions);

        $release = '4.3.0';       // 2002-12-27 (stable)
        $items = array(
            'exif_imagetype'                          => array('4.3.0', ''),
        );
        $this->applyFilter($release, $items, $functions);

        return $functions;
    }

    /**
     * Gets informations about constants
     *
     * @param string $extension (optional) NULL for PHP version,
     *                          TRUE if extension version
     * @param string $version   (optional) php or extension version
     * @param string $condition (optional) particular relationship with $version
     *                          Same operator values as used by version_compare
     *
     * @return array
     * @link   http://www.php.net/manual/en/exif.constants.php
     */
    public function getConstants($extension = null, $version = null, $condition = null)
    {
        $this->setFilter(func_get_args());

        $constants = array();

        $release = '4.0.1';       // 2000-06-28 (stable)
        $items = array(
            'EXIF_USE_MBSTRING'                       => array('4.0.1', ''),
        );

        $this->applyFilter($release, $items, $constants);

        return $constants;
    }

}