function fontawesome_extract_icons in Font Awesome Icons 7.2

Same name and namespace in other branches

1. 8 fontawesome.module \fontawesome_extract_icons()
2. 7.3 fontawesome.module \fontawesome_extract_icons()

Extracts all icons from the CSS file.

Return value

array

1 call to fontawesome_extract_icons()

fontawesome_icon_bundles in ./fontawesome.module

Implements hook_icon_bundles().

File

./fontawesome.module, line 160

fontawesome.module Drupal integration with Font Awesome, the iconic font for use with Bootstrap.

Code

function fontawesome_extract_icons() {

  // If CDN is enabled, get CSS content from the CDN URL
  if (variable_get('fontawesome_use_cdn', FALSE)) {
    $url = FONTAWESOME_CDN_URL;

    // The URL needs to have a schema to work with drupal_http_request
    if (strpos($url, '//') === 0) {
      $url = 'http:' . $url;
    }
    $request = drupal_http_request($url);
    $content = !empty($request->data) ? $request->data : '';
  }
  else {
    $library = libraries_load(FONTAWESOME_LIBRARY);
    $filepath = DRUPAL_ROOT . '/' . $library['library path'] . '/css/font-awesome.css';
    $content = file_exists($filepath) ? file_get_contents($filepath) : '';
  }

  // Parse the CSS content
  if (preg_match_all('@\\.fa-([a-zA-Z0-9-]*?):before@m', $content, $matches)) {
    $icons = $matches[1];
    asort($icons);
    return drupal_map_assoc($icons);
  }
  return array();
}