/**
* Obtain the single instance of the elis_files_logger class using the
* singleton pattern
*
* @return object Our single elis_files_logger object
*/
public static function instance() {
if (self::$instance == NULL) {
// Instantiate our instance
self::$instance = new elis_files_logger();
}
return self::$instance;
}
/**
* Validate that the logger "instance" method follows the singleton
* pattern and only ever returns a single logger object
*/
public function test_logger_maintains_single_instance() {
$this->resetAfterTest(true);
$this->setup_test_data_xml();
// Validate that only once instance is maintained
$logger1 = elis_files_logger::instance();
$logger2 = elis_files_logger::instance();
// Should be the exact same instance
$this->assertTrue($logger1 === $logger2);
// Should be a valid class instance
$this->assertInstanceOf('elis_files_logger', $logger1);
}
/**
* Upload a file into the repository via FTP.
*
* @uses $USER
* @param string $filename The name of the file being uploaded.
* @param string $filepath The full path to the file being uploaded on the local filesystem.
* @param string $filemime The MIME/type of the file being uploaded.
* @param int $filesize The size in bytes of the file being uploaded.
* @param string $uuid The UUID of the folder where the file is being uploaded to.
* @param bool $useadmin Set to false to make sure that the administrative user configured in
* the plug-in is not used for this operation (default: true).
* @return object Node values for the uploaded file.
*/
function elis_files_upload_ftp($filename, $filepath, $filemime, $filesize, $uuid = '', $useadmin = true) {
global $USER;
$config = get_config('elisfiles');
// Obtain the logger object in a clean state, in case we need it
$logger = elis_files_logger::instance();
$logger->flush();
// We need to get just the hostname out of the configured host URL
$uri = parse_url($config->server_host);
if (!($ftp = ftp_connect($uri['host'], $config->ftp_port, 5))) {
// error_log('Could not connect to Alfresco FTP server '.$uri['host'].$config->ftp_port);
// Signal an FTP failure
$logger->signal_error(ELIS_FILES_ERROR_FTP);
return false;
}
if (!ftp_login($ftp, $config->server_username, $config->server_password)) {
// error_log('Could not authenticate to Alfresco FTP server');
ftp_close($ftp);
// Signal an FTP failure
$logger->signal_error(ELIS_FILES_ERROR_FTP);
return false;
}
ftp_pasv($ftp, true);
$repo_path = elis_files_node_path($uuid);
// The FTP server represents "Company Home" as "Alfresco" so we need to change that now:
$repo_path = str_replace("/Company Home", "Alfresco", $repo_path, $count);
if ($count === 0) {
// /Company Home not found, so prepend Alfresco onto the repo path
$repo_path = 'Alfresco'.$repo_path;
}
$repo_path .= (substr($repo_path, -1) !== '/' ? '/' : '').$filename;
$res = ftp_put($ftp, $repo_path, $filepath, FTP_BINARY);
if ($res != FTP_FINISHED) {
// error_log('Could not upload file '.$filepath.' to Alfresco: '.$repo_path.'/'.$filename);
// mtrace('$res = '.$res);
ftp_close($ftp);
// Signal an FTP failure
$logger->signal_error(ELIS_FILES_ERROR_FTP);
return false;
}
ftp_close($ftp);
$dir = elis_files_read_dir($uuid, $useadmin);
if (!empty($dir->files) && ($username = elis_files_transform_username($USER->username))) {
foreach ($dir->files as $file) {
if ($file->title == $filename) {
if (!empty($file->uuid)) {
// We're not going to check the response for this right now.
elis_files_request('/moodle/nodeowner/' . $file->uuid . '?username=' . $username);
}
return $file;
}
}
}
return false;
}