public function testAcceptHeaderFromString()
{
$item = AcceptHeaderItem::fromString('text/html;q=0.5;version=1;charset="utf-8,ISO-8859-1"');
$this->assertEquals('text/html', $item->getValue());
$this->assertEquals('1', $item->getParameter('version'));
$this->assertEquals('utf-8,ISO-8859-1', $item->getParameter('charset'));
}
/**
* Factory create AcceptHeader from string representation.
*
* @param string $headerLine
*
* @return $this
*
* @throws InvalidArgumentException
*/
public static function fromString($headerLine)
{
$headerLine = (string) $headerLine;
$pos = strpos($headerLine, ':');
$fieldName = substr($headerLine, 0, $pos);
$header = new static();
$items = array();
if ($fieldName !== $header->getFieldName()) {
throw new InvalidArgumentException(sprintf('Header "%s" can\'t parse value "%s".', $header->getFieldName(), $fieldName));
}
preg_match_all('#((("[^"\']++")|(\'[^"\']++\'))|[^,"\'])+#', trim(substr($headerLine, $pos + 1)), $items);
foreach (array_map('trim', $items[0]) as $index => $itemValueString) {
$item = AcceptHeaderItem::fromString($itemValueString);
$item->setIndex($index);
$header->add($item);
}
return $header;
}
