/**
* Public function that creates a single instance
*/
public static function getInstance()
{
if (!isset(self::$_instance)) {
self::$_instance = new self();
}
return self::$_instance;
}
/**
* Get available delivery types for selected items. Each type needs
* to return estimated delivery time, cost and name of service.
*
* Example of items array:
* $items = array(
* array(
* 'package' => 0, // number identifying package
* 'properties' => array(),
* 'package_type' => 0,
* 'width' => 0.2,
* 'height' => 0.5,
* 'length' => 1,
* 'weight' => 0,
* 'units' => 1,
* 'count' => 1
* )
* );
*
* Example of shipper array:
* $shipper = array(
* 'street' => array(),
* 'city' => '',
* 'zip_code' => '',
* 'state' => '',
* 'country' => ''
* );
*
* Example of recipient array:
* $recipient = array(
* 'street' => array(),
* 'city' => '',
* 'zip_code' => '',
* 'state' => '',
* 'country' => ''
* );
*
* Example of result array:
* $result = array(
* 'normal' => array('Normal', 19.95, 'USD', 1364040000, 1365040000),
* 'express' => array('Express', 33.23, 'USD', 1363040000, 1364040000),
* 'express_no_estimate' => array('Express', 8.00, 'USD', false, false)
* );
*
* @param array $items
* @param array $shipper
* @param array $recipient
* @param string $transaction_id
* @param string $preferred_currency
* @return array
*/
public function getDeliveryTypes($items, $shipper, $recipient, $transaction_id, $preferred_currency)
{
$shop = shop::getInstance();
$manager = IntervalManager::getInstance();
$time_manager = IntervalTimeManager::getInstance();
$days = array();
$result = array();
// load all delivery intervals
$intervals = $manager->getItems($manager->getFieldNames(), array());
if (count($intervals) == 0) {
return $result;
}
foreach ($intervals as $interval) {
// get hours
$times = $time_manager->getItems($time_manager->getFieldNames(), array('interval' => $interval->id));
// make sure there are hours defined in this interval
if (count($times) == 0) {
continue;
}
// collect delivery hours
for ($i = 0; $i < 7; $i++) {
if ($interval->days[$i] == '1') {
if (!isset($days[$i])) {
$days[$i] = array();
}
foreach ($times as $time) {
$days[$i][] = $time;
}
}
}
}
// calculate shipping dates for specified number of days
$today = mktime(0, 0, 0);
$date_format = $this->parent->getLanguageConstant('format_date_short');
$time_format = $this->parent->getLanguageConstant('format_time_short');
$currency = $shop->getDefaultCurrency();
for ($i = 0; $i < $this->days_to_show; $i++) {
$current_date = $today + $i * (24 * 60 * 60);
$day_of_week = (int) date('N', $current_date) - 1;
// skip day if there are no deliveries
if (!isset($days[$day_of_week])) {
continue;
}
// add intervals
foreach ($days[$day_of_week] as $time) {
$start = strtotime($time->start, $current_date);
$end = strtotime($time->end, $current_date);
// skip past intervals
if (time() > $start) {
continue;
}
// add new delivery date
$key = date($date_format . ' ' . $time_format, $start);
$result[$key] = array($this->parent->getLanguageConstant('label_' . ($day_of_week + 1)), $time->amount, $currency, $start, $end);
}
}
return $result;
}
/**
* Handle drawing time list.
*
* @param array $tag_params
* @param array $children
*/
public function tag_Times($tag_params, $children)
{
$manager = IntervalTimeManager::getInstance();
$conditions = array();
$order_by = array('start');
if (isset($tag_params['interval'])) {
$conditions['interval'] = fix_id($tag_params['interval']);
} else {
$conditions['interval'] = -1;
}
// get all times
$times = $manager->getItems($manager->getFieldNames(), $conditions, $order_by, True);
// load template
$template = $this->loadTemplate($tag_params, 'time.xml');
if (count($times) > 0) {
foreach ($times as $time) {
$params = array('start' => $time->start, 'end' => $time->end, 'price' => $time->amount);
$template->setLocalParams($params);
$template->restoreXML();
$template->parse();
}
}
}
