/**
* @param object $token source token
* @param Node $parent
*/
public function __construct($token, $parent)
{
parent::__construct($token);
$this->parent = $parent;
preg_match(self::MATCH, $token->source, $matches);
foreach (\PHPSass\Script\Literals\SassList::_build_list($matches[self::FILES]) as $file) {
$this->files[] = trim($file, '"\'; ');
}
}
/**
* Parse this node.
*
* @param Context $context the context in which this node is parsed
* @return array parsed child nodes
*/
public function parse($context)
{
$children = [];
if ($this->variable && $this->in) {
$context = new Context($context);
list($in, $sep) = \PHPSass\Script\Literals\SassList::_parse_list($this->in, 'auto', TRUE, $context);
foreach ($in as $var) {
$context->setVariable($this->variable, $var);
$children = array_merge($children, $this->parseChildren($context));
}
}
$context->merge();
return $children;
}
/**
* Resolves selectors.
* Interpolates Script in selectors and resolves any parent references or
* appends the parent selectors.
*
* @param Context $context the context in which this node is parsed
* @return array
*
* Change: 7/Dec/11 - change to make selector ordering conform to Ruby compiler.
*/
public function resolveSelectors($context)
{
$resolvedSelectors = $normalSelectors = [];
$this->parentSelectors = $this->getParentSelectors($context);
foreach ($this->selectors as $selector) {
$selector = $this->interpolate($selector, $context);
$selectors = \PHPSass\Script\Literals\SassList::_build_list($selector);
foreach ($selectors as $selector_inner) {
$selector_inner = trim($selector_inner, ' \'"');
// strip whitespace and quotes, just-in-case.
if ($this->hasParentReference($selector_inner)) {
$resolvedSelectors = array_merge($resolvedSelectors, $this->resolveParentReferences($selector_inner, $context));
} else {
$normalSelectors[] = $selector_inner;
}
}
}
// merge with parent selectors
if ($this->parentSelectors) {
$return = [];
foreach ($this->parentSelectors as $parent) {
foreach ($normalSelectors as $selector) {
$spacer = substr($selector, 0, 1) == '[' ? '' : ' ';
$return[] = $parent . $spacer . $selector;
}
}
$normalSelectors = $return;
}
return array_merge($normalSelectors, $resolvedSelectors);
}
/**
* @param string $string
* @param bool $include_null
* @param Context $context
* @return array
*/
public static function extractArgs($string, $include_null = TRUE, $context)
{
$list = Literals\SassList::_build_list($string, ',');
$return = [];
foreach ($list as $k => $value) {
if (substr($value, -3, 3) == '...' && preg_match(Tree\VariableNode::MATCH, substr($value, 0, -3) . ':', $match)) {
$list = new Literals\SassList($context->getVariable($match[Tree\VariableNode::NAME]));
if (count($list->value) > 1) {
$return = array_merge($return, $list->value);
continue;
}
}
if (strpos($value, ':') !== FALSE && preg_match(Tree\VariableNode::MATCH, $value, $match)) {
$return[$match[Tree\VariableNode::NAME]] = $match[Tree\VariableNode::VALUE];
} elseif (substr($value, 0, 1) == '$' && $include_null) {
$return[str_replace('$', '', $value)] = NULL;
} elseif ($include_null || $value !== NULL) {
$return[] = $value;
}
}
return $return;
}
