function getAvailability()
{
global $configArray;
if ($this->availability == null) {
$this->availability = array();
require_once ROOT_DIR . '/sys/eContent/EContentAvailability.php';
$eContentAvailability = new EContentAvailability();
$eContentAvailability->recordId = $this->id;
$eContentAvailability->find();
while ($eContentAvailability->fetch()) {
$this->availability[] = clone $eContentAvailability;
}
if (strcasecmp($this->source, "OverDrive") == 0) {
require_once ROOT_DIR . '/Drivers/OverDriveDriverFactory.php';
$driver = OverDriveDriverFactory::getDriver();
//echo("Loading availability from overdrive, part of " . count($this->availability) . " collections");
foreach ($this->availability as $key => $tmpAvailability) {
//echo("\r\n{$tmpAvailability->libraryId}");
//Get updated availability for each library from overdrive
$productKey = $configArray['OverDrive']['productsKey'];
if ($tmpAvailability->libraryId != -1) {
$library = new Library();
$library->libraryId = $tmpAvailability->libraryId;
$library->find(true);
$productKey = $library->overdriveAdvantageProductsKey;
}
$realtimeAvailability = $driver->getProductAvailability($this->externalId, $productKey);
$tmpAvailability->copiesOwned = $realtimeAvailability->copiesOwned;
$tmpAvailability->availableCopies = $realtimeAvailability->copiesAvailable;
$tmpAvailability->numberOfHolds = $realtimeAvailability->numberOfHolds;
$this->availability[$key] = $tmpAvailability;
}
}
if (count($this->availability) == 0) {
//Did not get availability from the Availability table
if ($this->itemLevelOwnership) {
//Ownership is determined at the item level based on library ids set for the item. Assume unlimited availability
$items = $this->getItems();
foreach ($items as $item) {
$eContentAvailability = new EContentAvailability();
$eContentAvailability->recordId = $this->id;
$eContentAvailability->copiesOwned = 1;
$eContentAvailability->availableCopies = 1;
$eContentAvailability->numberOfHolds = 0;
$eContentAvailability->libraryId = $item->libraryId;
$this->availability[] = $eContentAvailability;
}
} else {
//Ownership is shared, based on information at record level
$eContentAvailability = new EContentAvailability();
$eContentAvailability->recordId = $this->id;
$eContentAvailability->copiesOwned = $this->availableCopies;
$checkouts = new EContentCheckout();
$checkouts->status = 'out';
$checkouts->recordId = $this->id;
$checkouts->find();
$curCheckouts = $checkouts->N;
if ($this->accessType == 'free') {
$this->availableCopies = 999999;
}
$eContentAvailability->availableCopies = $this->availableCopies - $curCheckouts;
$eContentAvailability->copiesOwned = $this->availableCopies;
$holds = new EContentHold();
$holds->whereAdd("status in ('active', 'suspended', 'available')");
$holds->recordId = $this->id;
$holds->find();
$eContentAvailability->numberOfHolds = $holds->N;
$eContentAvailability->onOrderCopies = $this->onOrderCopies;
$eContentAvailability->libraryId = -1;
}
}
}
return $this->availability;
}
public function getNumHolds($id)
{
$holds = new EContentHold();
$holds->recordId = $id;
$holds->whereAdd("(status = 'active' or status = 'suspended')");
$holds->find();
return $holds->N;
}
public function getAccountSummary()
{
global $user;
$accountSummary = array();
if ($user) {
//Get a count of checked out items
$eContentCheckout = new EContentCheckout();
$eContentCheckout->status = 'out';
$eContentCheckout->userId = $user->id;
$eContentCheckout->find();
$accountSummary['numEContentCheckedOut'] = $eContentCheckout->N;
//Get a count of available holds
$eContentHolds = new EContentHold();
$eContentHolds->status = 'available';
$eContentHolds->userId = $user->id;
$eContentHolds->find();
$accountSummary['numEContentAvailableHolds'] = $eContentHolds->N;
//Get a count of unavailable holds
$eContentHolds = new EContentHold();
$eContentHolds->whereAdd("status IN ('active', 'suspended')");
$eContentHolds->userId = $user->id;
$eContentHolds->find();
$accountSummary['numEContentUnavailableHolds'] = $eContentHolds->N;
//Get a count of items on the wishlist
$eContentWishList = new EContentWishList();
$eContentWishList->status = 'active';
$eContentWishList->userId = $user->id;
$eContentWishList->find();
$accountSummary['numEContentWishList'] = $eContentWishList->N;
}
return $accountSummary;
}
public function cancelHold($itemId)
{
global $user;
if (!$user) {
return array('result' => false, 'message' => 'You must be logged in to cancel a hold');
} else {
require_once ROOT_DIR . '/sys/eContent/EContentHold.php';
$eContentHold = new EContentHold();
$eContentHold->userId = $user->id;
$eContentHold->recordId = $this->getUniqueID();
$eContentHold->itemId = $itemId;
$eContentHold->whereAdd("status IN ('active', 'suspended')");
if ($eContentHold->find(true)) {
$eContentHold->status = 'cancelled';
$eContentHold->dateUpdated = time();
if ($eContentHold->update()) {
return array('result' => true, 'message' => 'Successfully cancelled this hold for you.');
} else {
return array('result' => false, 'message' => 'There was an unknown error cancelling your hold on this title.');
}
} else {
return array('result' => false, 'message' => 'Sorry, this title is not on hold for you.');
}
}
}
