public function FontFieldIconDefaultWidget::getIconsFromFile in Font Field Icon 8

Get CSS content from the file and return to the Icons select.

Return value

array Return icon.

1 call to FontFieldIconDefaultWidget::getIconsFromFile()

FontFieldIconDefaultWidget::formElement in src/Plugin/Field/FieldWidget/FontFieldIconDefaultWidget.php

Returns the form for a single field widget.

File

src/Plugin/Field/FieldWidget/FontFieldIconDefaultWidget.php, line 59

Class

FontFieldIconDefaultWidget

Plugin implementation of the 'FontFieldIconDefaultWidget' widget.

Namespace

Drupal\font_field_icon\Plugin\Field\FieldWidget

Code

public function getIconsFromFile() {
  $filepath = DRUPAL_ROOT . '/libraries/fontawesome/css/font-awesome.css';
  $content = file_exists($filepath) ? file_get_contents($filepath) : '';
  if ($content) {
    if (preg_match_all('@\\.fa-(.*?):before@m', $content, $matches)) {
      $icons = $matches[1];
      asort($icons);
      return array_combine($icons, $icons);
    }
    else {
      return [
        'None' => 'Read readme file!',
      ];
    }
  }
  else {
    return [
      'None' => 'Read readme file!',
    ];
  }
}