/**
* Helper function to do the splitting by sentence. Note: one punctuations
* mark belongs to the preceding sentence. Whitespace between sentences is
* marked as boundary.
*
*/
private function parseSubjectBySentence()
{
$i = 0;
$j = 0;
$count = 0;
$delimitersMatches = array();
preg_match_all('/' . self::REGEXP_SENTENCE_DELIMITERS . '/', $this->subject, $delimitersMatches);
$splittedSentence = preg_split('/' . self::REGEXP_SENTENCE_DELIMITERS . '/', $this->subject);
if (count($splittedSentence) == 1) {
$this->iteratorCache->append(new \TYPO3\FLOW3\Utility\Unicode\TextIteratorElement($splittedSentence[0], 0, \TYPO3\FLOW3\Utility\Unicode\Functions::strlen($splittedSentence[0]), FALSE));
return;
}
foreach ($splittedSentence as $currentPart) {
$currentPart = preg_replace('/^\\s|\\s$/', '', $currentPart, -1, $count);
$whiteSpace = '';
for ($k = 0; $k < $count; $k++) {
$whiteSpace .= ' ';
}
if ($whiteSpace != '') {
$this->iteratorCache->append(new \TYPO3\FLOW3\Utility\Unicode\TextIteratorElement($whiteSpace, $i, $count, TRUE));
}
$i += $count;
if ($currentPart != '' && $j < count($delimitersMatches[0])) {
$this->iteratorCache->append(new \TYPO3\FLOW3\Utility\Unicode\TextIteratorElement($currentPart . $delimitersMatches[0][$j], $i, \TYPO3\FLOW3\Utility\Unicode\Functions::strlen($currentPart . $delimitersMatches[0][$j]), FALSE));
$i += \TYPO3\FLOW3\Utility\Unicode\Functions::strlen($currentPart . $delimitersMatches[0][$j]);
$j++;
} elseif ($j < count($delimitersMatches[0])) {
$this->iteratorCache->append(new \TYPO3\FLOW3\Utility\Unicode\TextIteratorElement($delimitersMatches[0][$j], $i, 1, TRUE));
$i++;
$j++;
}
}
}
/**
* Checks if our version of strpos can handle some common special characters
*
* @test
*/
public function strposWorksWithCertainSpecialChars()
{
$testString = 'Åeugiat tincidunt duo id, 23 quam delenit vocibus nam eu';
$this->assertEquals(8, \TYPO3\FLOW3\Utility\Unicode\Functions::strpos($testString, 'tincidunt'), 'strpos() did not return the correct positions for a unicode string.');
}