/**
* @see ILess_Node
*/
public function generateCSS(ILess_Environment $env, ILess_Output $output)
{
if ($this->css) {
$output->add('@import ', $this->currentFileInfo, $this->index);
$this->path->generateCSS($env, $output);
if ($this->features) {
$output->add(' ');
$this->features->generateCSS($env, $output);
}
$output->add(';');
}
return $output;
}
/**
* Inlines a resource and falls back to url() if the ieCompat option is on
* and the resource is too large, or if you use the function in the browser.
* If the mime is not given then node uses the mime package to determine the correct mime type.
*
* @param string $mimeType A mime type string
* @param string $url The URL of the file to inline.
*/
public function dataUri(ILess_Node $mimeType, ILess_Node $filePath = null)
{
if (func_num_args() < 2) {
$path = $mimeType->value;
$mime = false;
// we will detect it later
} else {
$path = $filePath->value;
$mime = $mimeType->value;
}
$path = ILess_Util::sanitizePath($path);
if (ILess_Util::isPathRelative($path)) {
if ($this->env->relativeUrls) {
$path = $this->env->currentFileInfo->currentDirectory . $path;
} else {
$path = $this->env->currentFileInfo->entryPath . $path;
}
$path = ILess_Util::normalizePath($path);
}
if ($mime === false) {
$mime = ILess_Mime::lookup($path);
// use base 64 unless it's an ASCII or UTF-8 format
$charset = ILess_Mime::charsetsLookup($mime);
$useBase64 = !in_array($charset, array('US-ASCII', 'UTF-8'));
if ($useBase64) {
$mime .= ';base64';
}
} else {
$useBase64 = preg_match('/;base64$/', $mime);
}
$buffer = false;
if (is_readable($path)) {
$buffer = file_get_contents($path);
}
// IE8 cannot handle a data-uri larger than 32KB. If this is exceeded
// and the --ieCompat option is enabled, return a normal url() instead.
if ($this->env->ieCompat && $buffer !== false) {
$fileSizeInKB = round(strlen($buffer) / 1024);
if ($fileSizeInKB >= self::IE8_DATA_URI_MAX_KB) {
$url = new ILess_Node_Url($filePath ? $filePath : $mimeType, $this->env->currentFileInfo);
return $url->compile($this->env);
}
}
if ($buffer !== false) {
$buffer = $useBase64 ? base64_encode($buffer) : rawurlencode($buffer);
$path = "'data:" . $mime . ',' . $buffer . "'";
}
return new ILess_Node_Url(new ILess_Node_Anonymous($path));
}
/**
* @covers getType
*/
public function testGetType()
{
$d = new ILess_Node_Url(new ILess_Node_Quoted('"http://foobar.com/less.css"', 'http://foobar.com/less.css'));
$this->assertEquals('Url', $d->getType());
}
