/**
* Constructor
*
* @param peer.ftp.FtpFile file
*/
public function __construct(FtpFile $file)
{
with($conn = $file->getConnection(), $cmd = $this->getCommand());
// Always use binary mode
// Check for "200 Type set to X"
$conn->expect($conn->sendCommand('TYPE I'), [200]);
// Always use passive mode, just to be sure
// Check for "227 Entering Passive Mode (h1,h2,h3,h4,p1,p2)."
$this->socket = $conn->transferSocket();
// Begin transfer depending on the direction returned by getCommand()
// Check for "150 Opening XXX mode data connection for ..."
$conn->expect($conn->sendCommand($cmd . ' ' . $file->getName()), [150]);
$this->file = $file;
}
/**
* Parse raw listing entry
*
* @param string $raw a single line
* @param peer.ftp.FtpConnection $connection
* @param string $base default "/"
* @param util.Date $ref default NULL
* @return peer.ftp.FtpEntry
*/
public function entryFrom($raw, FtpConnection $conn = null, $base = '/', Date $ref = null)
{
preg_match('/([0-9]{2})-([0-9]{2})-([0-9]{2}) +([0-9]{2}):([0-9]{2})(AM|PM) +(<DIR>)?([0-9]+)? +(.+)/', $raw, $result);
if ($result[7]) {
$e = new FtpDir($base . $result[9], $conn);
} else {
$e = new FtpFile($base . $result[9], $conn);
}
$e->setPermissions(0);
$e->setNumlinks(0);
$e->setUser(null);
$e->setGroup(null);
$e->setSize(intval($result[8]));
$e->setDate(new Date(sprintf('%02d/%02d/%02d %02d:%02d%02s', $result[1], $result[2], $result[3], $result[4], $result[5], $result[6])));
return $e;
}
/**
* Parse raw listing entry.
*
* @param string $raw a single line
* @param peer.ftp.FtpConnection $connection
* @param string $base default "/"
* @param util.Date $ref default NULL
* @return peer.ftp.FtpEntry
*/
public function entryFrom($raw, FtpConnection $conn = null, $base = '/', Date $ref = null)
{
sscanf($raw, '%s %d %s %s %d %s %d %[^ ] %[^$]', $permissions, $numlinks, $user, $group, $size, $month, $day, $date, $filename);
// Only qualify filenames if they appear unqualified in the listing
if ('/' !== $filename[0]) {
$filename = $base . $filename;
}
// Create a directory or an entry
if ('d' === $permissions[0]) {
$e = new FtpDir($filename, $conn);
} else {
$e = new FtpFile($filename, $conn);
}
// If the entry contains a timestamp, the year is omitted, "Apr 4 20:16"
// instead of "Apr 4 2009". This compact format is used when the file
// time is within six months* from the current date, in either direction!
//
// *] #define SIXMONTHS ((365 / 2) * 86400) := 15724800
// See http://svn.freebsd.org/base/projects/releng_7_xen/bin/ls/print.c
if (strstr($date, ':')) {
$ref || ($ref = Date::now());
$d = new Date($month . ' ' . $day . ' ' . $ref->getYear() . ' ' . $date);
if ($d->getTime() - $ref->getTime() > 15724800) {
$d = DateUtil::addMonths($d, -12);
}
} else {
$d = new Date($month . ' ' . $day . ' ' . $date);
}
try {
$e->setPermissions(substr($permissions, 1));
$e->setNumlinks($numlinks);
$e->setUser($user);
$e->setGroup($group);
$e->setSize($size);
$e->setDate($d);
} catch (\lang\IllegalArgumentException $e) {
throw new \lang\FormatException('Cannot parse "' . $raw . '": ' . $e->getMessage());
}
return $e;
}