/**
* Constructor
*
* @param Horde_Vcs $rep A Horde_Vcs repository object.
* @param string $file The filename to create a patchset for.
* @param array $opts Additional options.
* - 'file': (string) The filename to process.
* REQUIRED for this driver.
* - 'range': (array) The patchsets to process.
* DEFAULT: None (all patchsets are processed).
* - 'timezone': (string) The current timezone.
*
* @throws Horde_Vcs_Exception
*/
public function __construct($rep, $opts = array())
{
$file = $rep->sourceroot . '/' . $opts['file'];
/* Check that we are actually in the filesystem. */
if (!$rep->isFile($file)) {
throw new Horde_Vcs_Exception('File Not Found');
}
/* Set environment. */
$env = array();
if (!empty($opts['timezone'])) {
$env[] = 'TZ=' . escapeshellarg($opts['timezone']);
}
/* Call cvsps to retrieve all patchsets for this file. */
$cvsps_home = $rep->getPath('cvsps_home');
if (!empty($cvsps_home)) {
$env[] = 'HOME=' . escapeshellarg($cvsps_home);
}
$rangecmd = empty($opts['range']) ? '' : ' -s ' . escapeshellarg(implode(',', $opts['range']));
$ret_array = array();
$cmd = implode(' ', $env) . ' ' . escapeshellcmd($rep->getPath('cvsps')) . $rangecmd . ' -u --cvs-direct --root ' . escapeshellarg($rep->sourceroot) . ' -f ' . escapeshellarg(basename($file)) . ' -q ' . escapeshellarg(dirname($file));
exec($cmd, $ret_array, $retval);
if ($retval) {
throw new Horde_Vcs_Exception('Failed to spawn cvsps to retrieve patchset information.');
}
$state = 'begin';
reset($ret_array);
while (list(, $line) = each($ret_array)) {
$line = trim($line);
if ($line == '---------------------') {
$state = 'begin';
continue;
}
switch ($state) {
case 'begin':
$id = str_replace('PatchSet ', '', $line);
$this->_patchsets[$id] = array('revision' => $id);
$state = 'info';
break;
case 'info':
$info = explode(':', $line, 2);
$info[1] = ltrim($info[1]);
switch ($info[0]) {
case 'Date':
$d = new DateTime($info[1]);
$this->_patchsets[$id]['date'] = $d->format('U');
break;
case 'Author':
$this->_patchsets[$id]['author'] = $info[1];
break;
case 'Branch':
$this->_patchsets[$id]['branches'] = $info[1] == 'HEAD' ? array() : array($info[1]);
break;
case 'Tag':
$this->_patchsets[$id]['tags'] = $info[1] == '(none)' ? array() : array($info[1]);
break;
case 'Log':
$state = 'log';
$this->_patchsets[$id]['log'] = '';
break;
}
break;
case 'log':
if ($line == 'Members:') {
$state = 'members';
$this->_patchsets[$id]['log'] = rtrim($this->_patchsets[$id]['log']);
$this->_patchsets[$id]['members'] = array();
} else {
$this->_patchsets[$id]['log'] .= $line . "\n";
}
break;
case 'members':
if (!empty($line)) {
$parts = explode(':', $line);
list($from, $to) = explode('->', $parts[1], 2);
$status = Horde_Vcs_Patchset::MODIFIED;
if ($from == 'INITIAL') {
$from = null;
$status = Horde_Vcs_Patchset::ADDED;
} elseif (substr($to, -6) == '(DEAD)') {
$to = null;
$status = Horde_Vcs_Patchset::DELETED;
}
$this->_patchsets[$id]['members'][] = array('file' => $parts[0], 'from' => $from, 'status' => $status, 'to' => $to);
}
break;
}
}
}
