<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Tool

 * @subpackage Framework

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

/**

 * @see Zend_Tool_Project_Provider_Abstract

 */

require_once 'Zend/Tool/Project/Provider/Abstract.php';

/**

 * @see Zend_Tool_Framework_Provider_Pretendable

 */

require_once 'Zend/Tool/Framework/Provider/Pretendable.php';

/**

 * @see Zend_Tool_Project_Profile_Iterator_ContextFilter

 */

require_once 'Zend/Tool/Project/Profile/Iterator/ContextFilter.php';

/**

 * @see Zend_Tool_Project_Profile_Iterator_EnabledResourceFilter

 */

require_once 'Zend/Tool/Project/Profile/Iterator/EnabledResourceFilter.php';

/**

 * @category   Zend

 * @package    Zend_Tool

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Tool_Project_Provider_Module

    extends Zend_Tool_Project_Provider_Abstract

    implements Zend_Tool_Framework_Provider_Pretendable

{

    public static function createResources(Zend_Tool_Project_Profile $profile, $moduleName, Zend_Tool_Project_Profile_Resource $targetModuleResource = null)

    {

        // find the appliction directory, it will serve as our module skeleton

        if ($targetModuleResource == null) {

            $targetModuleResource = $profile->search('applicationDirectory');

            $targetModuleEnabledResources = array(

                'ControllersDirectory', 'ModelsDirectory', 'ViewsDirectory',

                'ViewScriptsDirectory', 'ViewHelpersDirectory', 'ViewFiltersDirectory'

                );

        }

        // find the actual modules directory we will use to house our module

        $modulesDirectory = $profile->search('modulesDirectory');

        // if there is a module directory already, except

        if ($modulesDirectory->search(array('moduleDirectory' => array('moduleName' => $moduleName)))) {

            throw new Zend_Tool_Project_Provider_Exception('A module named "' . $moduleName . '" already exists.');

        }

        // create the module directory

        $moduleDirectory = $modulesDirectory->createResource('moduleDirectory', array('moduleName' => $moduleName));

        // create a context filter so that we can pull out only what we need from the module skeleton

        $moduleContextFilterIterator = new Zend_Tool_Project_Profile_Iterator_ContextFilter(

            $targetModuleResource,

            array(

                'denyNames' => array('ModulesDirectory', 'ViewControllerScriptsDirectory'),

                'denyType'  => 'Zend_Tool_Project_Context_Filesystem_File'

                )

            );

        // the iterator for the module skeleton

        $targetIterator = new RecursiveIteratorIterator($moduleContextFilterIterator, RecursiveIteratorIterator::SELF_FIRST);

        // initialize some loop state information

        $currentDepth = 0;

        $parentResources = array();

        $currentResource = $moduleDirectory;

        // loop through the target module skeleton

        foreach ($targetIterator as $targetSubResource) {

            $depthDifference = $targetIterator->getDepth() - $currentDepth;

            $currentDepth = $targetIterator->getDepth();

            if ($depthDifference === 1) {

                // if we went down into a child, make note

                array_push($parentResources, $currentResource);

                // this will have always been set previously by another loop

                $currentResource = $currentChildResource;

            } elseif ($depthDifference < 0) {

                // if we went up to a parent, make note

                $i = $depthDifference;

                do {

                    // if we went out more than 1 parent, get to the correct parent

                    $currentResource = array_pop($parentResources);

                } while ($i-- > 0);

            }

            // get parameters for the newly created module resource

            $params = $targetSubResource->getAttributes();

            $currentChildResource = $currentResource->createResource($targetSubResource->getName(), $params);

            // based of the provided list (Currently up top), enable specific resources

            if (isset($targetModuleEnabledResources)) {

                $currentChildResource->setEnabled(in_array($targetSubResource->getName(), $targetModuleEnabledResources));

            } else {

                $currentChildResource->setEnabled($targetSubResource->isEnabled());

            }

        }

        return $moduleDirectory;

    }

    /**

     * create()

     *

     * @param string $name

     */

    public function create($name) //, $moduleProfile = null)

    {

        $this->_loadProfile(self::NO_PROFILE_THROW_EXCEPTION);

        $resources = self::createResources($this->_loadedProfile, $name);

        $response = $this->_registry->getResponse();

        if ($this->_registry->getRequest()->isPretend()) {

            $response->appendContent('I would create the following module and artifacts:');

            foreach (new RecursiveIteratorIterator($resources, RecursiveIteratorIterator::SELF_FIRST) as $resource) {

                if (is_callable(array($resource->getContext(), 'getPath'))) {

                    $response->appendContent($resource->getContext()->getPath());

                }

            }

        } else {

            $response->appendContent('Creating the following module and artifacts:');

            $enabledFilter = new Zend_Tool_Project_Profile_Iterator_EnabledResourceFilter($resources);

            foreach (new RecursiveIteratorIterator($enabledFilter, RecursiveIteratorIterator::SELF_FIRST) as $resource) {

                $response->appendContent($resource->getContext()->getPath());

                $resource->create();

            }

            $response->appendContent('Added a key for path module directory to the application.ini file');

            $appConfigFile = $this->_loadedProfile->search('ApplicationConfigFile');

            $appConfigFile->removeStringItem('resources.frontController.moduleDirectory', 'production');

            $appConfigFile->addStringItem('resources.frontController.moduleDirectory', 'APPLICATION_PATH "/modules"', 'production', false);

            if (strtolower($name) == 'default') {

                $response->appendContent('Added a key for the default module to the application.ini file');

                $appConfigFile->addStringItem('resources.frontController.params.prefixDefaultModule', '1', 'production');

            }

            $appConfigFile->create();

            // store changes to the profile

            $this->_storeProfile();

        }

    }

}