Subversion Repositories web.active

<?php namespace ProcessWire;

/**
 * ProcessWire Permission Process
 *
 * For more details about how Process modules work, please see: 
 * /wire/core/Process.php 
 * 
 * ProcessWire 3.x, Copyright 2016 by Ryan Cramer
 * https://processwire.com
 *
 */

class ProcessPermission extends ProcessPageType {

  static public function getModuleInfo() {
    return array(
      'title' => __('Permissions', __FILE__), // getModuleInfo title
      'version' => 101, 
      'summary' => __('Manage system permissions', __FILE__), // getModuleInfo summary
      'permanent' => true, 
      'permission' => 'permission-admin', // add this permission if you want this Process available for roles other than Superuser
      'icon' => 'gear', 
      'useNavJSON' => true,
      ); 
  }

  /**
   * Get the optional permissions form, or null if there are no optional permissions to install
   * 
   * @return InputfieldForm|null
   * 
   */
  protected function getOptionalPermissionsForm() {
    
    $form = $this->wire('modules')->get('InputfieldForm');
    $form->action = '../install-permissions/';
    $form->method = 'post';
    $form->attr('id', 'ProcessPermissionAddSystem');
    
    $fieldset = $this->wire('modules')->get('InputfieldFieldset');
    $fieldset->label = $this->_('Install predefined system permissions');
    $fieldset->collapsed = Inputfield::collapsedYes;
    $fieldset->icon = 'gear';
    
    $form->add($fieldset);

    $optionalPermissions = $this->wire('permissions')->getOptionalPermissions();
    
    if(count($optionalPermissions)) {
      $reducerPermissions = $this->wire('permissions')->getReducerPermissions();
      
      $f = $this->wire('modules')->get('InputfieldCheckboxes');
      $f->name = 'install_permissions';
      $f->label = $this->_('Check the box next to each optional permission you would like to install.');
      $f->table = true;
      
      
      foreach($optionalPermissions as $name => $label) {
        $displayName = $name;
        if(isset($reducerPermissions[$name])) $displayName .= '*';
        $f->addOption($name, "$displayName|$label");
      }
      
      $f->notes = '*' . 
        $this->_('When installed, user must have this permission to complete described task.') . ' ' . 
        $this->_('When NOT installed, permission is assumed if user already has edit access to described resource.') . ' ' . 
        $this->_('As a result, if installed, this permission may remove existing access until it is assigned to roles.');
      
      $fieldset->add($f);

      $button = $this->wire('modules')->get('InputfieldSubmit');
      $button->name = 'submit_install_permissions';
      $button->value = $this->_('Install');
      
      $fieldset->add($button);
      
      return $form;
      
    } else {
      return null;
      
    }
  }
  
  /**
   * Get the page editor
   *
   * @param string $moduleName One of 'ProcessPageEdit' or 'ProcessPageAdd' (or other that extends)
   * @return ProcessPageEdit|ProcessPageAdd|WirePageEditor
   * @throws WireException If requested editor moduleName not found
   *
   */
  protected function getEditor($moduleName) {
    $editor = parent::getEditor($moduleName);
    if($editor == 'ProcessPageAdd') $editor->set('noAutoPublish', true);
    return $editor;
  }
  
  public function ___executeAdd() {
    
    // hide the title field, since it is counterproductive when adding a new permission
    $template = $this->wire('templates')->get('permission');
    $titleField = $template->fieldgroup->getField('title');
    $titleCollapsed = $titleField->collapsed;
    $titleField->collapsed = Inputfield::collapsedYesLocked;
    
    $out = parent::___executeAdd();
    $titleField->collapsed = $titleCollapsed; // restore
      
    $form = $this->getOptionalPermissionsForm();
    
    if($form) {
      $fieldset = $this->wire(new InputfieldWrapper());
      $f = $this->wire('modules')->get('InputfieldMarkup');
      $f->attr('id', 'ProcessPermissionAddCustom');
      $f->value = $out;
      $f->label = $this->_('Add a new custom permission');
      $f->icon = 'plus-square';
      $fieldset->add($f);
      $moduleInfo = self::getModuleInfo();
      $out = "<h2>$moduleInfo[title]</h2>" . $form->render() . $fieldset->render();
    }
    
    return $out; 
  }
  
  protected function ___executeInstallPermissions() {

    $user = $this->wire('user');
    $languages = $this->wire('languages');
    $userLanguage = null;
    if($languages) {
      $userLanguage = $user->language;
      $user->language = $languages->getDefault(); 
    }
    
    $installPermissions = $this->wire('input')->post->array('install_permissions', 'pageName');
    $optionalPermissions = $this->wire('permissions')->getOptionalPermissions();
    
    foreach($installPermissions as $name) {
      if(!isset($optionalPermissions[$name])) continue;
      if($this->wire('permissions')->has($name)) continue; // already installed
      $permission = $this->wire('permissions')->add($name);
      if(!$permission->id) continue;
      $permission->title = $optionalPermissions[$name];
      if($languages && $permission->title instanceof LanguagesValueInterface) {
        // if the permission titles have been translated, ensure that the translation goes in for each language
        foreach($languages as $language) {
          if($language->isDefault()) continue;
          $a = $this->wire('permissions')->getOptionalPermissions();
          if($a[$name] == $optionalPermissions[$name]) continue;
          $permission->title->setLanguageValue($language, $a[$name]);
        }
      }
      $permission->save();
      $this->message(sprintf($this->_('Added optional permission: %s'), $name));  
    }

    if($userLanguage) $user->language = $userLanguage;
    
    $this->wire('session')->redirect('../');
  }
  
}