/**
* Download an EPUB file from the server so a user can use it locally.
**/
function launch()
{
global $interface;
global $configArray;
$id = $_REQUEST['id'];
$interface->assign('id', $id);
$itemId = $_REQUEST['item'];
$errorOccurred = false;
if ($this->user == false) {
$interface->assign('errorMessage', 'User is not logged in.');
$errorOccurred = true;
$interface->assign('showLogin', true);
} else {
//Check the database to see if there is an existing title
$econtentItem = new EContentItem();
$econtentItem->id = $itemId;
$econtentItem->find();
$bookFile = null;
if ($econtentItem->find(true)) {
$eContentRecord = new EContentRecord();
$eContentRecord->id = $econtentItem->recordId;
$eContentRecord->find(true);
$libraryPath = $configArray['EContent']['library'];
if ($econtentItem->item_type == 'mp3') {
//Load the correct segment
$segmentIndex = $_REQUEST['segment'];
$dirHnd = opendir("{$libraryPath}/{$econtentItem->folder}");
$mp3Files = array();
while (false !== ($file = readdir($dirHnd))) {
if (preg_match('/^.*?\\.mp3$/i', $file)) {
$mp3Files[] = $file;
}
}
$files = readdir($dirHnd);
sort($mp3Files);
closedir($dirHnd);
$bookFile = "{$libraryPath}/{$econtentItem->folder}/{$mp3Files[$segmentIndex]}";
} else {
$bookFile = "{$libraryPath}/{$econtentItem->filename}";
}
if (!file_exists($bookFile)) {
$bookFile = null;
}
}
$errorOccurred = false;
if (file_exists($bookFile)) {
require_once ROOT_DIR . '/Drivers/EContentDriver.php';
$driver = new EContentDriver();
//Check to see if the user has access to the title.
if (!$driver->isRecordCheckedOutToUser($id)) {
$errorOccurred = true;
$interface->assign('errorMessage', "Sorry, you do not have access to that title, please <a href='{$configArray['Site']['path']}/Record/{$id}/Hold'>place a hold</a> on the title and you will be notified when it is ready for pickup.");
}
if (!$errorOccurred) {
//Record that the e-pub file is being opened.
$driver->recordEContentAction($id, 'Download', $econtentItem->getAccessType());
if (strcasecmp($econtentItem->item_type, 'mp3') == 0) {
header("Content-Type: audio/mpeg3;\n");
header('Content-Length: ' . filesize($bookFile));
if (isset($_REQUEST['download'])) {
header('Content-Disposition: attachment; filename="' . basename($bookFile) . '"');
}
echo readfile($bookFile);
exit;
}
}
} else {
$errorOccurred = true;
$interface->assign('errorMessage', 'Sorry, we could not find that book in our online library.');
}
}
$interface->assign('errorOccurred', $errorOccurred);
}
