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   1  <?php
   2  
   3  /**
   4   * @package     Joomla.Administrator
   5   * @subpackage  com_workflow
   6   *
   7   * @copyright   (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
   8   * @license     GNU General Public License version 2 or later; see LICENSE.txt
   9   */
  10  
  11  namespace Joomla\Component\Workflow\Administrator\View\Transition;
  12  
  13  use Joomla\CMS\Factory;
  14  use Joomla\CMS\Language\Text;
  15  use Joomla\CMS\MVC\View\GenericDataException;
  16  use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
  17  use Joomla\CMS\Toolbar\ToolbarHelper;
  18  use Joomla\Component\Workflow\Administrator\Helper\StageHelper;
  19  
  20  // phpcs:disable PSR1.Files.SideEffects
  21  \defined('_JEXEC') or die;
  22  // phpcs:enable PSR1.Files.SideEffects
  23  
  24  /**
  25   * View class to add or edit a transition of a workflow
  26   *
  27   * @since  4.0.0
  28   */
  29  class HtmlView extends BaseHtmlView
  30  {
  31      /**
  32       * The model state
  33       *
  34       * @var     object
  35       * @since   4.0.0
  36       */
  37      protected $state;
  38  
  39      /**
  40       * Form object to generate fields
  41       *
  42       * @var    \Joomla\CMS\Form\Form
  43       *
  44       * @since  4.0.0
  45       */
  46      protected $form;
  47  
  48      /**
  49       * Items array
  50       *
  51       * @var    object
  52       * @since  4.0.0
  53       */
  54      protected $item;
  55  
  56      /**
  57       * That is object of Application
  58       *
  59       * @var    \Joomla\CMS\Application\CMSApplication
  60       * @since  4.0.0
  61       */
  62      protected $app;
  63  
  64      /**
  65       * The application input object.
  66       *
  67       * @var    \Joomla\CMS\Input\Input
  68       * @since  4.0.0
  69       */
  70      protected $input;
  71  
  72      /**
  73       * The ID of current workflow
  74       *
  75       * @var    integer
  76       * @since  4.0.0
  77       */
  78      protected $workflowID;
  79  
  80      /**
  81       * The name of current extension
  82       *
  83       * @var    string
  84       * @since  4.0.0
  85       */
  86      protected $extension;
  87  
  88      /**
  89       * The section of the current extension
  90       *
  91       * @var    string
  92       * @since  4.0.0
  93       */
  94      protected $section;
  95  
  96      /**
  97       * Display item view
  98       *
  99       * @param   string  $tpl  The name of the template file to parse; automatically searches through the template paths.
 100       *
 101       * @return  void
 102       *
 103       * @since  4.0.0
 104       */
 105      public function display($tpl = null)
 106      {
 107          $this->app = Factory::getApplication();
 108          $this->input = $this->app->input;
 109  
 110          // Get the Data
 111          $this->state      = $this->get('State');
 112          $this->form       = $this->get('Form');
 113          $this->item       = $this->get('Item');
 114  
 115          // Check for errors.
 116          if (count($errors = $this->get('Errors'))) {
 117              throw new GenericDataException(implode("\n", $errors), 500);
 118          }
 119  
 120          $extension = $this->state->get('filter.extension');
 121  
 122          $parts = explode('.', $extension);
 123  
 124          $this->extension = array_shift($parts);
 125  
 126          if (!empty($parts)) {
 127              $this->section = array_shift($parts);
 128          }
 129  
 130          // Get the ID of workflow
 131          $this->workflowID = $this->input->getCmd("workflow_id");
 132  
 133          // Set the toolbar
 134          $this->addToolbar();
 135  
 136          // Display the template
 137          parent::display($tpl);
 138      }
 139  
 140      /**
 141       * Add the page title and toolbar.
 142       *
 143       * @return  void
 144       *
 145       * @since  4.0.0
 146       */
 147      protected function addToolbar()
 148      {
 149          Factory::getApplication()->input->set('hidemainmenu', true);
 150  
 151          $user       = $this->getCurrentUser();
 152          $userId     = $user->id;
 153          $isNew      = empty($this->item->id);
 154  
 155          $canDo = StageHelper::getActions($this->extension, 'transition', $this->item->id);
 156  
 157          ToolbarHelper::title(empty($this->item->id) ? Text::_('COM_WORKFLOW_TRANSITION_ADD') : Text::_('COM_WORKFLOW_TRANSITION_EDIT'), 'address');
 158  
 159          $toolbarButtons = [];
 160  
 161          $canCreate = $canDo->get('core.create');
 162  
 163          if ($isNew) {
 164              // For new records, check the create permission.
 165              if ($canCreate) {
 166                  ToolbarHelper::apply('transition.apply');
 167                  $toolbarButtons = [['save', 'transition.save'], ['save2new', 'transition.save2new']];
 168              }
 169  
 170              ToolbarHelper::saveGroup(
 171                  $toolbarButtons,
 172                  'btn-success'
 173              );
 174  
 175              ToolbarHelper::cancel(
 176                  'transition.cancel'
 177              );
 178          } else {
 179              // Since it's an existing record, check the edit permission, or fall back to edit own if the owner.
 180              $itemEditable = $canDo->get('core.edit') || ($canDo->get('core.edit.own') && $this->item->created_by == $userId);
 181  
 182              if ($itemEditable) {
 183                  ToolbarHelper::apply('transition.apply');
 184                  $toolbarButtons[] = ['save', 'transition.save'];
 185  
 186                  // We can save this record, but check the create permission to see if we can return to make a new one.
 187                  if ($canCreate) {
 188                      $toolbarButtons[] = ['save2new', 'transition.save2new'];
 189                      $toolbarButtons[] = ['save2copy', 'transition.save2copy'];
 190                  }
 191              }
 192  
 193              if (count($toolbarButtons) > 1) {
 194                  ToolbarHelper::saveGroup(
 195                      $toolbarButtons,
 196                      'btn-success'
 197                  );
 198              } else {
 199                  ToolbarHelper::save('transition.save');
 200              }
 201  
 202              ToolbarHelper::cancel(
 203                  'transition.cancel',
 204                  'JTOOLBAR_CLOSE'
 205              );
 206          }
 207  
 208          ToolbarHelper::divider();
 209      }
 210  }