/**
* @inheritdoc
*/
public function transform($value)
{
if (is_null($value) || empty($value)) {
return null;
}
if ($value instanceof \DateTime) {
return $value;
}
// check if strtotime matches
if (false !== strtotime($value)) {
return new \DateTime($value, $this->timezone);
}
// last resort
$transformer = new FallbackTransformer();
return $transformer->transform($value);
}
/**
* @inheritdoc
*/
public function transform($value)
{
if (is_null($value) || empty($value)) {
return null;
}
if ($value instanceof \DateTime) {
return $value;
}
// "per direct" => now
if (preg_match('/(per )?dire(c|k)t/i', $value) || preg_match('/(gelijk|heden)/i', $value)) {
return new \DateTime('now', $this->timezone);
}
// [sinds] 2 [mnd|maand|maanden]
if (preg_match('/^(sinds\\s)?(?P<months>\\d+)\\s(maand|maanden|mnd)\\s?\\+?/i', $value, $matches)) {
return new \DateTime(sprintf('-%s months', $matches['months']), $this->timezone);
}
// [12] oktober 2012|'12
$regex = '/^(?P<day>\\d*\\s?)?(?P<month>' . $this->monthRegex . ')\\s+(?P<year>\\d{4}|\\\'\\d{2})/i';
if (preg_match($regex, $value, $matches)) {
$year = $matches['year'];
$month = array_search(mb_strtolower($matches['month']), $this->monthNames);
$day = isset($matches['day']) && $matches['day'] !== '' ? $matches['day'] : 1;
return $this->createDate($year, $month, $day);
}
// 12 oktober [2012|'12]
$regex = '/^(?P<day>\\d{1,2})\\s?(?P<month>' . $this->monthRegex . ')(\\s+(?P<year>\\d{4}|\\\'\\d{2}))?/i';
if (preg_match($regex, $value, $matches)) {
$year = isset($matches['year']) ? $matches['year'] : date('Y');
$month = array_search(mb_strtolower($matches['month']), $this->monthNames);
$day = $matches['day'];
return $this->createDate($year, $month, $day);
}
// oktober [12|2012]
$regex = '/^(?P<month>' . $this->monthRegex . ')(\\s+(?P<day_or_year>\\d{4}|\\d{1,2}))?/i';
if (preg_match($regex, $value, $matches)) {
$month = array_search(mb_strtolower($matches['month']), $this->monthNames);
$year = date('Y');
$day = 1;
if (isset($matches['day_or_year'])) {
if (strlen($matches['day_or_year']) === 2) {
$day = $matches['day_or_year'];
} elseif (strlen($matches['day_or_year']) === 4) {
$year = $matches['day_or_year'];
}
}
return $this->createDate($year, $month, $day);
}
// [begin|eind] mei [2013]
$regex = '/^(?P<day>begin|eind)?\\s?(?P<month>' . $this->monthRegex . ')(?P<year>\\s+\\d{4})?/i';
if (preg_match($regex, $value, $matches)) {
$year = isset($matches['year']) ? $matches['year'] : date('Y');
$month = array_search(mb_strtolower($matches['month']), $this->monthNames);
if (isset($matches['day'])) {
$day = $matches['day'] === 'begin' ? 5 : 25;
} else {
$day = 1;
}
return $this->createDate($year, $month, $day);
}
$regexes = ['/^(?P<day>\\d{1,2})[\\-\\/](?P<month>\\d{1,2})[\\-\\/](?P<year>\\d{4}|\\\'?\\d{2})/i' => [null, null, null], '/^(?P<year>\\d{4})[\\-\\/](?P<month>\\d{1,2})[\\-\\/](?P<day>\\d{1,2})/i' => [null, null, null], '/^(?P<year>\\d{4})[\\-\\/](?P<month>\\d{1,2})/i' => [null, null, 1], '/^(?P<year>\\d{4})/i' => [null, 1, 1]];
foreach ($regexes as $regex => $defaults) {
if (preg_match($regex, $value, $matches)) {
list($defaultYear, $defaultMonth, $defaultDay) = $defaults;
$year = isset($matches['year']) ? $matches['year'] : $defaultYear;
$month = isset($matches['month']) ? $matches['month'] : $defaultMonth;
$day = isset($matches['day']) ? $matches['day'] : $defaultDay;
return $this->createDate($year, $month, $day);
}
}
// check if strtotime matches
if (false !== strtotime($value)) {
return new \DateTime($value, $this->timezone);
}
// 26/03/2013
if (preg_match('/^(?P<day>\\d{1,2})\\/(?P<month>\\d{1,2})\\/(?<year>\\d{4})/i', $value, $matches)) {
return $this->createDate($matches['year'], $matches['month'], $matches['day']);
}
// last resort
$transformer = new FallbackTransformer('d-m-Y H:i:s', null, $this->timezone->getName());
return $transformer->transform($value);
}
