/**
* Adds Google Font initialization to style LESS
* @param array $style_data style data
* @param string $less style LESS code
* @return string style LESS code
*/
private function addGoogleFonts($style_data, $less)
{
$content = array();
$less = preg_replace("#/\\*{$this->gfonts_tag}\\*/(.*?)/\\*/{$this->gfonts_tag}\\*/#s", '', $less);
foreach ($this->schema['fonts']['fields'] as $field => $data) {
$font_name = trim($style_data[$field], "'\"");
if (empty($this->schema['fonts']['families'][$font_name])) {
// Google font!
if (empty($content[$font_name])) {
$font_data = $this->getGoogleFontData($font_name);
// Set user agent manually to get IE-specific code
$css = Http::get('http://fonts.googleapis.com/css?family=' . $font_name . (!empty($font_data['weight']) ? ':' . $font_data['weight'] : '') . '&subset=latin,cyrillic', array(), array('headers' => array('User-Agent: Mozilla/5.0 (MSIE 9.0; Windows NT 6.1; Trident/5.0)')));
if (Http::getStatus() == Http::STATUS_OK && !empty($css)) {
$content[$font_name] = str_replace('http://', '//', $css);
}
}
}
}
if (!empty($content)) {
$less .= "\n/*{$this->gfonts_tag}*/" . "\n" . implode("\n", $content) . "\n/*/{$this->gfonts_tag}*/";
}
return $less;
}