Storyplayer\SPv2\Modules\Uuid\ExpectsUuid

Complexity

Total Complexity

3

Size/Duplication

Total Lines	25
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	5

Importance

Changes	1
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
A	requirementsAreMet()	0	22	3

<?php

/**
 * Copyright (c) 2011-present Mediasift Ltd
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 *   * Neither the names of the copyright holders nor the names of his
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * 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.
 *
 * @category  Libraries
 * @package   Storyplayer/Modules/Uuid
 * @author    Stuart Herbert <stuart.herbert@datasift.com>
 * @copyright 2011-present Mediasift Ltd www.datasift.com
 * @license   http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @link      http://datasift.github.io/storyplayer
 */

namespace Storyplayer\SPv2\Modules\Uuid;

use DataSift\Stone\TokenLib\TokenGenerator;
use Prose\Prose;
use Storyplayer\SPv2\Modules\Exceptions;
use Storyplayer\SPv2\Modules\Log;

/**
 * assertions for the UUID module
 *
 * @category  Libraries
 * @package   Storyplayer/Modules/Uuid
 * @author    Stuart Herbert <stuart.herbert@datasift.com>
 * @copyright 2011-present Mediasift Ltd www.datasift.com
 * @license   http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @link      http://datasift.github.io/storyplayer
 */
class ExpectsUuid extends Prose
{
    public function requirementsAreMet()
    {
        // what are we doing?
        $log = Log::usingLog()->startAction("make sure the UUID module's requirements are installed");

        // do we have the UUID extension?
        if (!function_exists('uuid_create')) {
            // we really want this
            $log->endAction("PECL uuid extension missing");
            throw Exceptions::newExpectFailedException(__METHOD__, "PECL uuid extension installed", "extension is not installed");
        }

        // is Stone's TokenLib available?
        if (!class_exists('DataSift\Stone\TokenLib\TokenGenerator')) {
            // we really want this
            $log->endAction("DataSift\Stone\TokenLib missing");
            throw Exceptions::newExpectFailedException(__METHOD__, "DataSift's Stone library includes TokenLib", "TokenLib not found");
        }

        // if we get here, we are good
        $log->endAction();
    }
}