/**
* get or set CSS values in style attributes
*
* @param string|array $property
* @param NULL|string|object Closure $value
* @return string|object FluentDOMStyle
*/
public function css($property, $value = NULL)
{
if (is_string($property) && is_null($value)) {
try {
$firstNode = $this->_getContentElement($this->_array);
$properties = new FluentDOMCssProperties($firstNode->getAttribute('style'));
if (isset($properties[$property])) {
return $properties[$property];
}
} catch (UnexpectedValueException $e) {
}
return NULL;
} elseif (is_string($property)) {
$propertyList = array($property => $value);
} elseif (is_array($property) || $property instanceof Traversable) {
$propertyList = $property;
} else {
throw new InvalidArgumentException('Invalid css property name argument type.');
}
//set list of properties to all elements
foreach ($this->_array as $index => $node) {
if ($node instanceof DOMElement) {
$properties = new FluentDOMCssProperties($node->getAttribute('style'));
foreach ($propertyList as $name => $value) {
$properties[$name] = $properties->compileValue($value, $node, $index, isset($properties[$name]) ? $properties[$name] : NULL);
}
if (count($properties) > 0) {
$node->setAttribute('style', (string) $properties);
} elseif ($node->hasAttribute('style')) {
$node->removeAttribute('style');
}
}
}
}
/**
* Get an iterator for the properties
*
* @see IteratorAggregate::getIterator()
* @return ArrayIterator
*/
public function getIterator()
{
if (isset($this->_fd[0]) && $this->_fd[0] instanceof DOMElement) {
$properties = new FluentDOMCssProperties($this->_fd[0]->getAttribute('style'));
return $properties->getIterator();
}
return new ArrayIterator(array());
}
/**
* @covers FluentDOMCssProperties::compileValue
*/
public function testCompileValueWithCallback()
{
$dom = new DOMDocument();
$dom->appendChild($dom->createElement('sample'));
$css = new FluentDOMCssProperties('');
$this->assertSame('success', $css->compileValue(array($this, 'callbackForCompileValue'), $dom->documentElement, 23, 'success'));
}
