/**
* Find and replace macros in the given XML section.
*
* @param string $documentPartXML
* @param string $search
* @param string $replace
* @param integer $limit
*
* @return string
*/
protected function setValueForPart($documentPartXML, $search, $replace, $limit)
{
if (substr($search, 0, 2) !== '${' && substr($search, -1) !== '}') {
$search = '${' . $search . '}';
}
if (!StringElement::isUTF8($replace)) {
$replace = utf8_encode($replace);
}
// Note: we can't use the same function for both cases here, because of performance considerations.
if (self::MAXIMUM_REPLACEMENTS_DEFAULT === $limit) {
return str_replace($search, $replace, $documentPartXML);
} else {
$regExpDelim = '/';
$escapedSearch = preg_quote($search, $regExpDelim);
return preg_replace("{$regExpDelim}{$escapedSearch}{$regExpDelim}u", $replace, $documentPartXML, $limit);
}
}
/**
* Is UTF8
*/
public function testIsUTF8()
{
$this->assertTrue(StringElement::isUTF8(''));
$this->assertTrue(StringElement::isUTF8('éééé'));
$this->assertFalse(StringElement::isUTF8(utf8_decode('éééé')));
}
