<?php
/*
 * Copyright (c) 2011 - OpenSLX GmbH, RZ Uni Freiburg
* This program is free software distributed under the GPL version 2.
* See http://gpl.openslx.org/
*
* If you have any feedback please consult http://feedback.openslx.org/ and
* send your suggestions, praise, or complaints to feedback@openslx.org
*
* General information about OpenSLX can be found at http://openslx.org/
*/

class User_PrebootController extends Zend_Controller_Action {

  protected $prebootMapper;
  protected $membershipMapper;
  protected $membership;
  protected $page;

  public function init() {
    if (Zend_Auth::getInstance()->hasIdentity()) {
      $userIDsNamespace = Zend_Session::namespaceGet('userIDs');
      if($userIDsNamespace['membershipID'] == '') {
        $this->_redirect('/user/index');
      }

      $this->prebootMapper = new Application_Model_PreBootMapper();

      $this->membershipMapper = new Application_Model_MembershipMapper();
      $this->membership = new Application_Model_Membership();
      $this->membershipMapper->find($userIDsNamespace['membershipID'], $this->membership);

      $this->db = Zend_Db_Table::getDefaultAdapter();
    } else {
      $this->_helper->redirector('login', 'auth');
    }
    $this->page = $this->_request->getParam('page');
  }


  public function indexAction() {
    $result = $this->_request->getParam('addresult');
    if($result != "") {
      
      $this->view->notification = Pbs_Notifier::notify('create', $result);
    }
    $result = $this->_request->getParam('deleteresult');
    if($result != "") {
      
      $this->view->notification = Pbs_Notifier::notify('delete', $result);
    }
    $result = $this->_request->getParam('modifyresult');
    if($result != "") {
      
      $this->view->notification = Pbs_Notifier::notify('modify', $result);
    }

    $groupID = $this->membership->getGroupID();

    //ACL Darf er PrebootMenu sehen?
    if(!Pbs_Acl::checkRight('pro'))
      { $this->_redirect('/user/index'); }

    $this->view->prebootlist = $this->prebootMapper->findBy(array("groupID" => $groupID));
    foreach ($this->view->prebootlist as $preboot) {
      $preboot->setCreated(date(Zend_Registry::get('dateformat'), $preboot->getCreated()));
    }

    // Search
    $search = $this->_request->getParam('search');
    $mySearch = new Pbs_Search();
    $mySearch->setSearchTerm($search);
    $mySearch->setModule('preboot');
    if($search != '') {
      $this->view->search = $mySearch->getSearchTerm();
      $this->view->prebootlist = $mySearch->search($this->view->prebootlist);
    }
    $this->view->searchform = $mySearch->searchForm();

    // Pagination
    $pagination = new Pbs_Pagination();
    $pagination->setPerPage(10);
    $pagination->setElement($this->view->prebootlist);
    $pagination->setRequestPage($this->_request->getParam('page'));
    $pagination->setPageUrl('/user/preboot/index'.((isset($this->view->search)) ? '/search/'.$this->view->search : ''));
    $this->view->prebootlist = $pagination->getElements();

    $this->view->pagination = $pagination->pagination();

    $this->view->page     = $pagination->getRequestPage();

  }

  public function searchAction() {
    $this->_redirect('/user/preboot/index/search/'.($_GET['search']));
  }

  public function createprebootAction() {

    //ACL Is he allowed to create Preboots?
    if(!Pbs_Acl::checkRight('prc'))
      { $this->_redirect('/user/preboot/index/page/'.$this->page.'/addresult/forbidden'); }

    if (!isset($_POST["createpreboot"])) {
      $prebootForm = new user_Form_Preboot(array(
                                             'action' => 'createpreboot',
                                             'page' => $this->page));
    } else {

      $prebootForm = new user_Form_Preboot(array(
                                             'action' => 'createpreboot',
                                             'page' => $this->page), $_POST);

      if ($prebootForm->isValid($_POST)) {

        $groupID = $this->membership->getGroupID();
        $source = $_SERVER['REMOTE_ADDR'];

        try {
          if($_FILES['preboot']['size'] == 0 && $_FILES['preboot']['name'] != '') {
            $this->_redirect('/user/preboot/index/page/'.$this->page.'/addresult/file');
          }


          $preboot = new Application_Model_PreBoot($_POST);

          $preboot->setGroupID($groupID);
          $preboot->setSource($source);
          $preboot->setCreated(time());

          $prebootID = $this->prebootMapper->save($preboot);

          $prebootpath = "../resources/bootmedium/".$prebootID."/";
          mkdir($prebootpath , 0777, true);

          if($_FILES['preboot']['name'] != '') {
            move_uploaded_file($_FILES['preboot']['tmp_name'], $prebootpath."preboot.zip");
          }


        } catch(Zend_Exception $e) {
          echo "Caught exception: " . get_class($e) . "<br/>";
          echo "Message: " . $e->getMessage() . "<br/>";
          $this->_redirect('/user/preboot/index/page/'.$this->page.'/addresult/error');
          //TODO Delete folder + preboot in DB

        }
        $this->_redirect('/user/preboot/index/page/'.$this->page.'/addresult/ok');
      }
    }

    $this->view->prebootForm = $prebootForm;
  }

  public function editprebootAction() {
    //ACL Is he allowed to edit Preboots?
    if(!Pbs_Acl::checkRight('pre') && !Pbs_Acl::checkRight('prem'))
      { $this->_redirect('/user/preboot/index/page/'.$this->page.'/modifyresult/forbidden'); }

    $prebootID = $this->_request->getParam('prebootID');

    if (!is_numeric($prebootID))
      { $this->_redirect('/user/preboot/index/page/'.$this->page.'/modifyresult/forbidden'); }

    $preboot = new Application_Model_PreBoot();
    $this->prebootMapper->find($prebootID, $preboot);

    if($this->membership->getGroupID() != $preboot->getGroupID())
      { $this->_redirect('/user/preboot/index/page/'.$this->page.'/modifyresult/forbidden'); }

    if (!isset($_POST["editpreboot"])) {

      $prebootForm = new user_Form_Preboot(array(
                                             'action' => 'editpreboot',
                                             'page' => $this->page));
      $prebootForm->populate($preboot->toArray());

    } else {

      $prebootForm = new user_Form_Preboot(array(
                                             'action' => 'editpreboot',
                                             'page' => $this->page), $_POST);

      if ($prebootForm->isValid($_POST)) {

        $prebootold = $preboot;
        $source = $_SERVER['REMOTE_ADDR'];

        $preboot = new Application_Model_PreBoot($_POST);
        $preboot->setGroupID($this->membership->getGroupID());
        $preboot->setID($prebootID);
        $preboot->setSource($prebootold->getSource());
        $preboot->setCreated(time());

        if($_FILES['preboot']['name'] != '') {
          //ACL Is he allowed to edit other than Metadata?
          if(!Pbs_Acl::checkRight('pre'))
            { $this->_redirect('/user/preboot/index/page/'.$this->page.'/modifyresult/forbidden'); }
        }

        if($_FILES['preboot']['size'] == 0 && $_FILES['preboot']['name'] != '') {
          $this->_redirect('/user/preboot/index/page/'.$this->page.'/addresult/file');
        }

        $prebootpath = "../resources/bootmedium/$prebootID/";

        mkdir($prebootpath , 0777, true);

        if($_FILES['preboot']['name'] != '') {
          $preboot->setSource($source);
          move_uploaded_file($_FILES['preboot']['tmp_name'], $prebootpath."preboot.zip");
        }

        try {
          $this->prebootMapper->save($preboot);

        } catch(Zend_Exception $e) {
          echo "Caught exception: " . get_class($e) . "<br/>";
          echo "Message: " . $e->getMessage() . "<br/>";
          $this->_redirect('/user/preboot/index/page/'.$this->page.'/modifyresult/error');
          //TODO Delete Folder + Preboot
        }

        $this->_redirect('/user/preboot/index/page/'.$this->page.'/modifyresult/ok');
      }
    }

    $this->view->prebootForm = $prebootForm;
  }

  public function deleteprebootAction() {

    //ACL Is he allowed to delete Preboots?
    if(!Pbs_Acl::checkRight('prd'))
      { $this->_redirect('/user/preboot/index/page/'.$this->page.'/deleteresult/forbidden'); }

    try {
      $prebootID = $this->_request->getParam('prebootID');
      if (!is_numeric($prebootID))
        { $this->_redirect('/user/preboot/index/page/'.$this->page.'/deleteresult/forbidden'); }

      $preboot = new Application_Model_PreBoot();
      $this->prebootMapper->find($prebootID, $preboot);

      if($this->membership->getGroupID() != $preboot->getGroupID())
        { $this->_redirect('/user/preboot/index/page/'.$this->page.'/deleteresult/forbidden'); }

      $this->prebootMapper->delete($preboot);
      exec("rm -r ../resources/bootmedium/".$prebootID);

    } catch(Zend_Exception $e) {
      echo "Caught exception: " . get_class($e) . "<br/>";
      echo "Message: " . $e->getMessage() . "<br/>";
      $this->_redirect('/user/preboot/index/page/'.$this->page.'/deleteresult/error');
    }
    $this->_redirect('/user/preboot/index/page/'.$this->page.'/deleteresult/ok');
  }


}