protected function PhoneLinkFieldFormatter::viewValue in Phone link 8

Generate the output appropriate for one field item.

Parameters

\Drupal\Core\Field\FieldItemInterface $item: One field item.

Return value

string The textual output generated.

1 call to PhoneLinkFieldFormatter::viewValue()

PhoneLinkFieldFormatter::viewElements in src/Plugin/Field/FieldFormatter/PhoneLinkFieldFormatter.php

Builds a renderable array for a field value.

File

src/Plugin/Field/FieldFormatter/PhoneLinkFieldFormatter.php, line 131

Class

PhoneLinkFieldFormatter

Plugin implementation of the 'phone_link_field_formatter' formatter.

Namespace

Drupal\phone_link\Plugin\Field\FieldFormatter

Code

protected function viewValue(FieldItemInterface $item, $langcode) {
  $phone = $item->value;

  // Get formatter settings
  $settingTitle = $this
    ->getSetting('title') ?: '';
  $settingText = $this
    ->getSetting('text') ? new FormattableMarkup($this
    ->getSetting('text'), [
    '@phone' => $phone,
  ]) : $phone;
  $settingType = $this
    ->getSetting('type') ?: 'tel';

  // Check allowed protocols
  $allowedProtocols = UrlHelper::getAllowedProtocols();

  // Add protocol if not defined
  if (!in_array($settingType, $allowedProtocols)) {
    $allowedProtocols[] = $settingType;
    UrlHelper::setAllowedProtocols($allowedProtocols);
  }

  // Remove all non-phone symbols
  $clean_phone = preg_replace('/[^\\d+]/', '', $phone);

  /// Make link
  $url = Url::fromUri("{$settingType}:" . substr($clean_phone, 0, 15));
  $link = Link::fromTextAndUrl($settingText, $url)
    ->toRenderable();

  /// Add attributes
  $link['#options']['attributes']['title'] = new FormattableMarkup($settingTitle, [
    '@phone' => $phone,
  ]);
  $link['#options']['attributes']['class'][] = 'phone-link';
  return $link;
}