function high_contrast_init in High contrast 7

Same name and namespace in other branches

1. 6 high_contrast.module \high_contrast_init()

Implements hook_init().

File

./high_contrast.module, line 22

High Contrast main module file.

Code

function high_contrast_init() {
  $theme_path = drupal_get_path('theme', variable_get('theme_default', NULL));

  // @todo: needed?
  drupal_add_css(drupal_get_path('module', 'high_contrast') . '/high_contrast.css');
  $high_contrast = [
    'link' => _high_contrast_link(),
  ];
  if (_high_contrast_css_exists()) {
    $high_contrast['cssFilePath'] = '/' . $theme_path . '/' . HIGH_CONTRAST_CSS_PATH;
  }
  else {

    // @todo: should nob be written on every request.
    $current_css_path = 'public://high_contrast_current.css';
    file_unmanaged_save_data(_high_contrast_get_current_css_styles(), $current_css_path, FILE_EXISTS_REPLACE);
    $high_contrast['cssFilePath'] = file_create_url($current_css_path);
  }

  // Get original logo path so we can find the img element from DOM and start
  // switching with high contrast version.
  // @todo: should we first try and read theme_get_setting('logo_path')?
  $logoPath = theme_get_setting('logo');
  if (!empty($logoPath)) {
    $high_contrast['logoPath'] = theme_get_setting('logo');
  }

  // Set high contrast logo path.
  if (_high_contrast_variable_get('high_contrast_default_logo') == 0 && _high_contrast_variable_get('high_contrast_logo_path') !== '') {
    $high_contrast['highContrastLogoPath'] = file_create_url(_high_contrast_variable_get('high_contrast_logo_path'));
  }
  elseif (file_exists($theme_path . '/logo-hg.png')) {
    $high_contrast['highContrastLogoPath'] = file_create_url($theme_path . '/logo-hg.png');
  }

  // Load main js as first script and after last css.
  // Should be fastest execution time.
  $high_contrast_min = file_get_contents(drupal_get_path('module', 'high_contrast') . '/js/high_contrast.min.js');

  // Fix 'Uncaught SyntaxError: Unexpected token ILLEGAL' in Chrome.
  $high_contrast_min = str_replace('id=\'high-contrast-css-placeholder\'></script>', 'id=\'high-contrast-css-placeholder\'>\\x3C/script>', $high_contrast_min);
  drupal_add_js('var highContrast = ' . json_encode($high_contrast) . ';' . $high_contrast_min, [
    'type' => 'inline',
    'weight' => '-999',
    'group' => '-999',
  ]);
}