public function testParse()
{
// Skipped.
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse('ABC', null, $offset);
$this->assert->boolean($element)->isEqualTo(false);
$this->assert->integer($offset)->isEqualTo(0);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(' [ false ]', null, $offset);
$this->assert->boolean($element)->isEqualTo(false);
$this->assert->integer($offset)->isEqualTo(0);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(' << true >>', null, $offset);
$this->assert->boolean($element)->isEqualTo(false);
$this->assert->integer($offset)->isEqualTo(0);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(' / false ', null, $offset);
$this->assert->boolean($element)->isEqualTo(false);
$this->assert->integer($offset)->isEqualTo(0);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(' 0 true ', null, $offset);
$this->assert->boolean($element)->isEqualTo(false);
$this->assert->integer($offset)->isEqualTo(0);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(" 0 \n true ", null, $offset);
$this->assert->boolean($element)->isEqualTo(false);
$this->assert->integer($offset)->isEqualTo(0);
// Valid.
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(' true ', null, $offset);
$this->assert->boolean($element->getContent())->isEqualTo(true);
$this->assert->integer($offset)->isEqualTo(5);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(' TRUE ', null, $offset);
$this->assert->boolean($element->getContent())->isEqualTo(true);
$this->assert->integer($offset)->isEqualTo(5);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(' True', null, $offset);
$this->assert->boolean($element->getContent())->isEqualTo(true);
$this->assert->integer($offset)->isEqualTo(5);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse('true', null, $offset);
$this->assert->boolean($element->getContent())->isEqualTo(true);
$this->assert->integer($offset)->isEqualTo(4);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse('False', null, $offset);
$this->assert->boolean($element->getContent())->isEqualTo(false);
$this->assert->integer($offset)->isEqualTo(5);
$offset = 0;
$element = \Smalot\PdfParser\Element\ElementBoolean::parse(" \n true ", null, $offset);
$this->assert->boolean($element->getContent())->isEqualTo(true);
$this->assert->integer($offset)->isEqualTo(7);
}
/**
* @param string $content
* @param Document $document
* @param int $position
*
* @return array
* @throws \Exception
*/
public static function parse($content, Document $document = null, &$position = 0)
{
$args = func_get_args();
$only_values = isset($args[3]) ? $args[3] : false;
$content = trim($content);
$values = array();
do {
$old_position = $position;
if (!$only_values) {
if (!preg_match('/^\\s*(?P<name>\\/[A-Z0-9\\._]+)(?P<value>.*)/si', substr($content, $position), $match)) {
break;
} else {
$name = ltrim($match['name'], '/');
$value = $match['value'];
$position = strpos($content, $value, $position + strlen($match['name']));
}
} else {
$name = count($values);
$value = substr($content, $position);
}
if ($element = ElementName::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementXRef::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementNumeric::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementStruct::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementBoolean::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementNull::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementDate::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementString::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementHexa::parse($value, $document, $position)) {
$values[$name] = $element;
} elseif ($element = ElementArray::parse($value, $document, $position)) {
$values[$name] = $element;
} else {
$position = $old_position;
break;
}
} while ($position < strlen($content));
return $values;
}
