class ConfigurationForm in Progressive Web App 2.x

Same name and namespace in other branches

8 src/Form/ConfigurationForm.php \Drupal\pwa\Form\ConfigurationForm

Class ConfigurationForm.

@package Drupal\pwa\Form

Hierarchy

class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LoggerChannelTrait, MessengerTrait, RedirectDestinationTrait, StringTranslationTrait
- class \Drupal\Core\Form\ConfigFormBase uses ConfigFormBaseTrait
  - class \Drupal\pwa\Form\ConfigurationForm

Expanded class hierarchy of ConfigurationForm

1 string reference to 'ConfigurationForm'

pwa.routing.yml in ./pwa.routing.yml: pwa.routing.yml

File

src/Form/ConfigurationForm.php, line 19

Namespace

Drupal\pwa\Form

View source

class ConfigurationForm extends ConfigFormBase {

  /**
   * The manifest service.
   *
   * @var use Drupal\pwa\ManifestInterface
   */
  protected $manifest;

  /**
   * Constructs a \Drupal\system\ConfigFormBase object.
   *
   * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
   *   The factory for configuration objects.
   */
  public function __construct(ConfigFactoryInterface $config_factory, ManifestInterface $manifest) {
    parent::__construct($config_factory);
    $this->manifest = $manifest;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('config.factory'), $container
      ->get('pwa.manifest'));
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'pwa_configuration_form';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $host = $this
      ->getRequest()->server
      ->get('HTTP_HOST');
    $files_path = file_create_url("public://pwa") . '/';
    if (substr($files_path, 0, 7) == 'http://') {
      $files_path = str_replace('http://', '', $files_path);
    }
    elseif (substr($files_path, 0, 8) == 'https://') {
      $files_path = str_replace('https://', '', $files_path);
    }
    if (substr($files_path, 0, 4) == 'www.') {
      $files_path = str_replace('www.', '', $files_path);
    }
    $host = $this
      ->getRequest()->server
      ->get('HTTP_HOST');
    if (substr($files_path, 0, strlen($host)) == $host) {
      $files_path = str_replace($host, '', $files_path);
    }
    $wrapper = \Drupal::service('stream_wrapper_manager')
      ->getViaScheme(\Drupal::config('system.file')
      ->get('default_scheme'));
    $realpath = \Drupal::service('file_system')
      ->realpath(\Drupal::config('system.file')
      ->get('default_scheme') . "://");
    $config = $this
      ->config('pwa.config');
    $form['manifest'] = [
      '#type' => 'details',
      '#title' => $this
        ->t('Manifest'),
      '#open' => TRUE,
    ];
    $form['manifest']['name'] = [
      "#type" => 'textfield',
      '#title' => $this
        ->t('Web app name'),
      '#description' => $this
        ->t("The name for the application that needs to be displayed to the user."),
      '#default_value' => $config
        ->get('site_name'),
      '#required' => TRUE,
      "#maxlength" => 55,
      '#size' => 60,
    ];
    $form['manifest']['short_name'] = [
      "#type" => 'textfield',
      "#title" => $this
        ->t('Short name'),
      "#description" => $this
        ->t("A short application name, this one gets displayed on the user's homescreen."),
      '#default_value' => $config
        ->get('short_name'),
      '#required' => TRUE,
      '#maxlength' => 25,
      '#size' => 30,
    ];
    $form['manifest']['lang'] = [
      "#type" => 'textfield',
      "#title" => $this
        ->t('Lang'),
      "#description" => $this
        ->t('The default language of the manifest.'),
      '#default_value' => $config
        ->get('lang'),
      '#required' => TRUE,
      '#maxlength' => 25,
      '#size' => 30,
    ];
    $form['manifest']['description'] = [
      "#type" => 'textfield',
      "#title" => $this
        ->t('Description'),
      "#description" => $this
        ->t('The description of your PWA.'),
      '#default_value' => $config
        ->get('description'),
      '#maxlength' => 255,
      '#size' => 60,
    ];
    $form['manifest']['start_url'] = [
      '#type' => 'textarea',
      '#title' => $this
        ->t('Start URL'),
      '#description' => $this
        ->t('Start URL.'),
      '#default_value' => $config
        ->get('start_url'),
      '#rows' => 1,
    ];
    $form['manifest']['theme_color'] = [
      "#type" => 'color',
      "#title" => $this
        ->t('Theme color'),
      "#description" => $this
        ->t('This color sometimes affects how the application is displayed by the OS.'),
      '#default_value' => $config
        ->get('theme_color'),
      '#required' => TRUE,
    ];
    $form['manifest']['background_color'] = [
      "#type" => 'color',
      "#title" => $this
        ->t('Background color'),
      "#description" => $this
        ->t('This color gets shown as the background when the application is launched'),
      '#default_value' => $config
        ->get('background_color'),
      '#required' => TRUE,
    ];
    $id = $this
      ->getDisplayValue($config
      ->get('display'), TRUE);
    $form['manifest']['display'] = [
      "#type" => 'select',
      "#title" => $this
        ->t('Display type'),
      "#description" => $this
        ->t('This determines which UI elements from the OS are displayed.'),
      "#options" => [
        '1' => $this
          ->t('fullscreen'),
        '2' => $this
          ->t('standalone'),
        '3' => $this
          ->t('minimal-ui'),
        '4' => $this
          ->t('browser'),
      ],
      '#default_value' => $id,
      '#required' => TRUE,
    ];
    $form['manifest']['cross_origin'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('The site is behind HTTP basic authentication'),
      '#description' => $this
        ->t('This will ensure any login credentials are passed to the manifest.'),
      '#title_display' => 'after',
      '#default_value' => $config
        ->get('cross_origin'),
    ];
    $validators = [
      'file_validate_extensions' => [
        'png',
      ],
      'file_validate_image_resolution' => [
        '512x512',
        '512x512',
      ],
    ];
    $form['manifest']['default_image'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Use the theme image'),
      "#description" => $this
        ->t('This depends on the logo that the theme generates'),
      "#default_value" => $config
        ->get('default_image'),
    ];
    $form['manifest']['images'] = [
      '#type' => 'fieldset',
      '#states' => [
        'invisible' => [
          ':input[name="default_image"]' => [
            'checked' => TRUE,
          ],
        ],
      ],
    ];
    $form['manifest']['images']['image'] = [
      '#type' => 'managed_file',
      '#name' => 'image',
      '#title' => $this
        ->t('Image'),
      '#size' => 20,
      '#description' => $this
        ->t('This image is your application icon. (png files only, format: (512x512)'),
      '#upload_validators' => $validators,
      '#upload_location' => 'public://pwa/',
    ];
    $bobTheHTMLBuilder = '<label>Current Image:</label> <br/> <img src="' . $config
      ->get('image') . '" width="200"/>';
    if ($config
      ->get('default_image') == 0) {
      $form['manifest']['images']['current_image'] = [
        '#markup' => $bobTheHTMLBuilder,
        '#name' => 'current image',
        '#id' => 'current_image',
      ];
    }
    $form['service_worker'] = [
      '#type' => 'details',
      '#title' => $this
        ->t('Service worker'),
      '#open' => TRUE,
    ];
    $form['service_worker']['urls_to_cache'] = [
      '#type' => 'textarea',
      '#title' => $this
        ->t('URLs to cache on install'),
      '#description' => $this
        ->t('These will serve the page offline even if they have not been visited. Make sure the URL is not a 404. Make sure are these are relative URLs, tokens or regex are not supported. Because we cache these, you may need to flush your cache when changing this value.'),
      '#default_value' => $config
        ->get('urls_to_cache'),
      '#rows' => 7,
    ];
    $form['service_worker']['urls_to_exclude'] = [
      '#type' => 'textarea',
      '#title' => $this
        ->t('URLs to exclude'),
      '#description' => $this
        ->t('Takes a regex, these URLs will use network-only, default config should be, admin/.* and user/reset/.*.'),
      '#default_value' => $config
        ->get('urls_to_exclude'),
      '#rows' => 7,
    ];
    $form['service_worker']['offline_page'] = [
      '#type' => 'textfield',
      '#title' => t('Offline page'),
      '#default_value' => $config
        ->get('offline_page') ?: '/offline',
      '#size' => 40,
      '#description' => t('This page is displayed when the user is offline and the requested page is not cached. It is automatically added to the "URLs to cache". Use <code>/offline</code> for a generic "You are offline" page.'),
    ];
    $form['service_worker']['cache_version'] = [
      '#type' => 'textfield',
      '#title' => $this
        ->t('Cache version'),
      '#description' => $this
        ->t('Changing this number will invalidate all Service Worker caches. Use it when assets have significantly changed or if you want to force a cache refresh for all clients.'),
      '#size' => 5,
      '#default_value' => $config
        ->get('cache_version') ?: 1,
    ];
    $form['service_worker']['skip_waiting'] = [
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Skip waiting'),
      '#description' => $this
        ->t("If enabled, an updated service worker will not wait, but instead activates as soon as it's finished installing"),
      '#title_display' => 'after',
      '#default_value' => $config
        ->get('skip_waiting'),
    ];
    return parent::buildForm($form, $form_state);
  }

  /**
   *
   * function converts an id to a display string or a string to an id
   *
   * @param $value
   * @param boolean $needId
   *
   * @return int|string
   */
  private function getDisplayValue($value, $needId) {
    if ($needId) {
      $id = 1;
      switch ($value) {
        case 'standalone':
          $id = 2;
          break;
        case 'minimal-ui':
          $id = 3;
          break;
        case 'browser':
          $id = 4;
          break;
      }
      return $id;
    }
    else {
      $display = '';
      switch ($value) {
        case 1:
          $display = 'fullscreen';
          break;
        case 2:
          $display = 'standalone';
          break;
        case 3:
          $display = 'minimal-ui';
          break;
        case 4:
          $display = 'browser';
          break;
      }
    }
    return $display;
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {
    parent::validateForm($form, $form_state);
    $default_image = $form_state
      ->getValue('default_image');
    $img = $form_state
      ->getValue([
      'image',
      0,
    ]);
    $config = $this
      ->config('pwa.config');
    if ($config
      ->get('default_image') && !$default_image && !isset($img)) {
      $form_state
        ->setErrorByName('image', $this
        ->t('Upload a image, or chose the theme image.'));
    }

    // Check urls format
    $urls_to_cache = pwa_str_to_list($form_state
      ->getValue('urls_to_cache'));
    foreach ($urls_to_cache as $page) {

      // If link is internal.
      try {
        $url = Url::fromUserInput($page);
      } catch (\Exception $e) {
        $form_state
          ->setErrorByName('urls_to_cache', $this
          ->t("The user-entered URL '{$page}' must begin with a '/', '?', or '#'."));
      }

      // If link does not exist.
      if (isset($url) && !$url
        ->isRouted()) {
        $form_state
          ->setErrorByName('urls_to_cache', $this
          ->t('Error "' . $page . '" URL to Cache is a 404.'));
      }
    }
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $config = $this
      ->config('pwa.config');
    $display = $this
      ->getDisplayValue($form_state
      ->getValue('display'), FALSE);
    $fid = $form_state
      ->getValue([
      'image',
      0,
    ]);
    $default_image = $form_state
      ->getValue('default_image');
    if ($config
      ->get('default_image') == 0) {
      if (isset($fid) || $default_image == 1) {
        $this->manifest
          ->deleteImage();
      }
    }
    $configTheme = $this
      ->config('system.theme');
    $nameOfDefaultTheme = $configTheme
      ->get('default');

    // Get image from theme
    if ($default_image) {
      $theme_image = theme_get_setting('logo.path', $nameOfDefaultTheme);
      if (substr($theme_image, strlen($theme_image) - 3, 3) != 'png') {
        $this
          ->messenger()
          ->addWarning($this
          ->t('The theme image is not a .png file, your users may not be able to add this website to the homescreen.'));
      }
      $image_size = getimagesize(getcwd() . $theme_image);
      if ($image_size[0] == $image_size[1]) {
        $this
          ->messenger()
          ->addWarning($this
          ->t('The theme image is not a square, your application image maybe altered (recommended size: 512x512).'));
      }
    }

    // Save new config data
    $config
      ->set('site_name', $form_state
      ->getValue('name'))
      ->set('short_name', $form_state
      ->getValue('short_name'))
      ->set('theme_color', $form_state
      ->getValue('theme_color'))
      ->set('background_color', $form_state
      ->getValue('background_color'))
      ->set('description', $form_state
      ->getValue('description'))
      ->set('lang', $form_state
      ->getValue('lang'))
      ->set('display', $display)
      ->set('default_image', $default_image)
      ->set('start_url', $form_state
      ->getValue('start_url'))
      ->set('urls_to_cache', $form_state
      ->getValue('urls_to_cache'))
      ->set('urls_to_exclude', $form_state
      ->getValue('urls_to_exclude'))
      ->set('offline_page', $form_state
      ->getValue('offline_page'))
      ->set('cache_version', $form_state
      ->getValue('cache_version'))
      ->set('cross_origin', $form_state
      ->getValue('cross_origin'))
      ->set('skip_waiting', $form_state
      ->getValue('skip_waiting'))
      ->save();

    // Save image if exists
    if (!empty($fid)) {
      $file = File::load($fid);
      $file_usage = \Drupal::service('file.usage');
      $file
        ->setPermanent();
      $file
        ->save();
      $file_usage
        ->add($file, 'PWA', 'PWA', $this
        ->currentUser()
        ->id());

      // Save new image.
      $wrapper = \Drupal::service('stream_wrapper_manager')
        ->getViaScheme(\Drupal::config('system.file')
        ->get('default_scheme'));
      $files_path = '/' . $wrapper
        ->basePath() . '/pwa/';
      $file_uri = $files_path . $file
        ->getFilename();
      $file_path = $wrapper
        ->realpath() . '/pwa/' . $file
        ->getFilename();
      $config
        ->set('image', $file_uri)
        ->save();

      // for image_small
      $newSize = 192;
      $oldSize = 512;
      $src = imagecreatefrompng($file_path);
      $dst = imagecreatetruecolor($newSize, $newSize);

      // Make transparent background.
      $color = imagecolorallocatealpha($dst, 0, 0, 0, 127);
      imagefill($dst, 0, 0, $color);
      imagesavealpha($dst, TRUE);
      imagecopyresampled($dst, $src, 0, 0, 0, 0, $newSize, $newSize, $oldSize, $oldSize);
      $path_to_copy = $file_path . 'copy.png';
      $stream = fopen($path_to_copy, 'w+');
      if ($stream == TRUE) {
        imagepng($dst, $stream);
        $config
          ->set('image_small', $file_uri . 'copy.png')
          ->save();
      }

      // for image_very_small
      $newSize = 144;
      $oldSize = 512;
      $src = imagecreatefrompng($file_path);
      $dst = imagecreatetruecolor($newSize, $newSize);

      // Make transparent background.
      $color = imagecolorallocatealpha($dst, 0, 0, 0, 127);
      imagefill($dst, 0, 0, $color);
      imagesavealpha($dst, TRUE);
      imagecopyresampled($dst, $src, 0, 0, 0, 0, $newSize, $newSize, $oldSize, $oldSize);
      $path_to_copy = $file_path . 'copy2.png';
      if ($stream = fopen($path_to_copy, 'w+')) {
        imagepng($dst, $stream);
        $config
          ->set('image_very_small', $file_uri . 'copy2.png')
          ->save();
      }
    }
    Cache::invalidateTags([
      'manifestjson',
    ]);
    parent::submitForm($form, $form_state);
  }

  /**
   * @return config settings.
   */
  protected function getEditableConfigNames() {
    return [
      'pwa.config',
    ];
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ConfigFormBaseTrait::config	protected	function	Retrieves a configuration object.
ConfigurationForm::$manifest	protected	property	The manifest service.
ConfigurationForm::buildForm	public	function	Form constructor. Overrides ConfigFormBase::buildForm
ConfigurationForm::create	public static	function	Instantiates a new instance of this class. Overrides ConfigFormBase::create
ConfigurationForm::getDisplayValue	private	function	function converts an id to a display string or a string to an id
ConfigurationForm::getEditableConfigNames	protected	function	Overrides ConfigFormBaseTrait::getEditableConfigNames
ConfigurationForm::getFormId	public	function	Returns a unique string identifying the form. Overrides FormInterface::getFormId
ConfigurationForm::submitForm	public	function	Form submission handler. Overrides ConfigFormBase::submitForm
ConfigurationForm::validateForm	public	function	Form validation handler. Overrides FormBase::validateForm
ConfigurationForm::__construct	public	function	Constructs a \Drupal\system\ConfigFormBase object. Overrides ConfigFormBase::__construct
DependencySerializationTrait::$_entityStorages	protected	property
DependencySerializationTrait::$_serviceIds	protected	property
DependencySerializationTrait::__sleep	public	function		2
DependencySerializationTrait::__wakeup	public	function		2
FormBase::$configFactory	protected	property	The config factory.	3
FormBase::$requestStack	protected	property	The request stack.	1
FormBase::$routeMatch	protected	property	The route match.
FormBase::configFactory	protected	function	Gets the config factory for this form.	3
FormBase::container	private	function	Returns the service container.
FormBase::currentUser	protected	function	Gets the current user.
FormBase::getRequest	protected	function	Gets the request object.
FormBase::getRouteMatch	protected	function	Gets the route match.
FormBase::logger	protected	function	Gets the logger for a specific channel.
FormBase::redirect	protected	function	Returns a redirect response object for the specified route.
FormBase::resetConfigFactory	public	function	Resets the configuration factory.
FormBase::setConfigFactory	public	function	Sets the config factory for this form.
FormBase::setRequestStack	public	function	Sets the request stack object to use.
LoggerChannelTrait::$loggerFactory	protected	property	The logger channel factory service.
LoggerChannelTrait::getLogger	protected	function	Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory	public	function	Injects the logger channel factory.
MessengerTrait::$messenger	protected	property	The messenger.	27
MessengerTrait::messenger	public	function	Gets the messenger.	27
MessengerTrait::setMessenger	public	function	Sets the messenger.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.	1
RedirectDestinationTrait::getDestinationArray	protected	function	Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination	protected	function	Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination	public	function	Sets the redirect destination service.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	4
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.

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class ConfigurationForm in Progressive Web App 2.x

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