public static function getInstance($csl_date_parts_all = NULL, $clean = TRUE)
{
static $instance = NULL;
if (is_null($instance)) {
$instance = new CSL_DateParser();
}
if ($clean) {
$instance->setOrderMonthDay();
$instance->resetMonths();
}
if (isset($csl_date_parts_all)) {
$instance->set_parts($csl_date_parts_all);
}
return $instance;
}
function render($data, $mode)
{
$date_parts = array();
$date = '';
$text = '';
if (($var = $this->variable) && isset($data->{$var})) {
$date_data =& $data->{$var};
$date = NULL;
//$date = $date_data->{'date-parts'}[0];
if (isset($date_data->{'raw'})) {
//dd($data->{$var}, 'Data');
$date = $date_data->{'raw'};
//dd($date, 'Raw date');
require_once dirname(__FILE__) . '/CSL_Dateparser.php';
$parser = CSL_DateParser::getInstance($this->elements);
$parser->returnAsArray();
$date = $parser->parse($date);
//dd($date, 'Parsed date');
}
//TODO: This only deals with the first datepart; should be able to specify a range...
if (empty($date) && !empty($date_data->date_parts[0])) {
//Not raw, and date_parts in input
$date = $date->date_parts[0];
} elseif (is_array($date) && array_key_exists('date-parts', $date)) {
//Was raw, get the parsed date-parts
$date = $date['date-parts'][0];
}
if (is_array($date) && array_key_exists('literal', $date)) {
$text = $date['literal'];
} elseif (is_object($date) && isset($date->literal)) {
$text = $date->literal;
}
if (empty($text) && !empty($date)) {
foreach ($this->elements as $element) {
$date_parts[] = $element->render($date, $mode);
}
$text = implode('', $date_parts);
}
} else {
$text = $this->citeproc->get_locale('term', 'no date');
}
return $this->format($text);
}
