/**
* Read elemental object from a PDF stream
*
* @return \Zend\Pdf\InternalType\AbstractTypeObject
* @throws \Zend\Pdf\Exception
*/
public function readElement($nextLexeme = null)
{
if ($nextLexeme === null) {
$nextLexeme = $this->readLexeme();
}
/**
* Note: readElement() method is a public method and could be invoked from other classes.
* If readElement() is used not by Zend_PDF_StringParser::getObject() method, then we should not care
* about _elements member management.
*/
switch ($nextLexeme) {
case '(':
return $this->_elements[] = $this->_readString();
case '<':
return $this->_elements[] = $this->_readBinaryString();
case '/':
return $this->_elements[] = new InternalType\NameObject(InternalType\NameObject::unescape($this->readLexeme()));
case '[':
return $this->_elements[] = $this->_readArray();
case '<<':
return $this->_elements[] = $this->_readDictionary();
case ')':
// fall through to next case
// fall through to next case
case '>':
// fall through to next case
// fall through to next case
case ']':
// fall through to next case
// fall through to next case
case '>>':
// fall through to next case
// fall through to next case
case '{':
// fall through to next case
// fall through to next case
case '}':
throw new Pdf\Exception(sprintf('PDF file syntax error. Offset - 0x%X.', $this->offset));
default:
if (strcasecmp($nextLexeme, 'true') == 0) {
return $this->_elements[] = new InternalType\BooleanObject(true);
} else {
if (strcasecmp($nextLexeme, 'false') == 0) {
return $this->_elements[] = new InternalType\BooleanObject(false);
} else {
if (strcasecmp($nextLexeme, 'null') == 0) {
return $this->_elements[] = new InternalType\NullObject();
}
}
}
$ref = $this->_readReference($nextLexeme);
if ($ref !== null) {
return $this->_elements[] = $ref;
}
return $this->_elements[] = $this->_readNumeric($nextLexeme);
}
}
public function testUnescape()
{
$this->assertEquals(InternalType\NameObject::unescape('My#20Cool#20Name#28#29'), 'My Cool Name()');
}
