/**
* Exec command and return result
*
* @param string $cmd command name
* @param array $args command arguments
* @return array
* @author Dmitry (dio) Levashov
**/
public function exec($cmd, $args)
{
// set error handler of WARNING, NOTICE
set_error_handler('elFinder::phpErrorHandler', E_WARNING | E_NOTICE | E_USER_WARNING | E_USER_NOTICE);
if (!$this->loaded) {
return array('error' => $this->error(self::ERROR_CONF, self::ERROR_CONF_NO_VOL));
}
if ($this->session_expires()) {
return array('error' => $this->error(self::ERROR_SESSION_EXPIRES));
}
if (!$this->commandExists($cmd)) {
return array('error' => $this->error(self::ERROR_UNKNOWN_CMD));
}
if (!empty($args['mimes']) && is_array($args['mimes'])) {
foreach ($this->volumes as $id => $v) {
$this->volumes[$id]->setMimesFilter($args['mimes']);
}
}
// detect destination dirHash and volume
$dstVolume = false;
$dst = !empty($args['target']) ? $args['target'] : (!empty($args['dst']) ? $args['dst'] : '');
if ($dst) {
$dstVolume = $this->volume($dst);
} else {
if (isset($args['targets']) && is_array($args['targets']) && isset($args['targets'][0])) {
$dst = $args['targets'][0];
$dstVolume = $this->volume($dst);
if (($_stat = $dstVolume->file($dst)) && !empty($_stat['phash'])) {
$dst = $_stat['phash'];
} else {
$dst = '';
}
}
}
$result = null;
// call pre handlers for this command
$args['sessionCloseEarlier'] = isset($this->sessionUseCmds[$cmd]) ? false : $this->sessionCloseEarlier;
if (!empty($this->listeners[$cmd . '.pre'])) {
$_break = false;
foreach ($this->listeners[$cmd . '.pre'] as $handler) {
$_res = call_user_func_array($handler, array($cmd, &$args, $this, $dstVolume));
if (is_array($_res)) {
if (!empty($_res['preventexec'])) {
$result = array('error' => true);
if ($cmd === 'upload' & !empty($args['node'])) {
$result['callback'] = array('node' => $args['node'], 'bind' => $cmd);
}
if (!empty($_res['results']) && is_array($_res['results'])) {
$result = array_merge($result, $_res['results']);
}
break;
}
}
}
}
// unlock session data for multiple access
if ($this->sessionCloseEarlier && $args['sessionCloseEarlier']) {
$this->session->close();
// deprecated property
elFinder::$sessionClosed = true;
}
if (substr(PHP_OS, 0, 3) === 'WIN') {
// set time out
elFinder::extendTimeLimit(300);
}
if (!is_array($result)) {
try {
$result = $this->{$cmd}($args);
} catch (Exception $e) {
$result = array('error' => htmlspecialchars($e->getMessage()), 'sync' => true);
}
}
// check change dstDir
$changeDst = false;
if ($dst && $dstVolume && (!empty($result['added']) || !empty($result['removed']))) {
$changeDst = true;
}
foreach ($this->volumes as $volume) {
$removed = $volume->removed();
if (!empty($removed)) {
if (!isset($result['removed'])) {
$result['removed'] = array();
}
$result['removed'] = array_merge($result['removed'], $removed);
if (!$changeDst && $dst && $dstVolume && $volume === $dstVolume) {
$changeDst = true;
}
}
$added = $volume->added();
if (!empty($added)) {
if (!isset($result['added'])) {
$result['added'] = array();
}
$result['added'] = array_merge($result['added'], $added);
if (!$changeDst && $dst && $dstVolume && $volume === $dstVolume) {
$changeDst = true;
}
}
$volume->resetResultStat();
}
// dstDir is changed
if ($changeDst) {
if ($dstDir = $dstVolume->dir($dst)) {
if (!isset($result['changed'])) {
$result['changed'] = array();
}
$result['changed'][] = $dstDir;
}
}
// call handlers for this command
if (!empty($this->listeners[$cmd])) {
foreach ($this->listeners[$cmd] as $handler) {
if (call_user_func_array($handler, array($cmd, &$result, $args, $this, $dstVolume))) {
// handler return true to force sync client after command completed
$result['sync'] = true;
}
}
}
// replace removed files info with removed files hashes
if (!empty($result['removed'])) {
$removed = array();
foreach ($result['removed'] as $file) {
$removed[] = $file['hash'];
}
$result['removed'] = array_unique($removed);
}
// remove hidden files and filter files by mimetypes
if (!empty($result['added'])) {
$result['added'] = $this->filter($result['added']);
}
// remove hidden files and filter files by mimetypes
if (!empty($result['changed'])) {
$result['changed'] = $this->filter($result['changed']);
}
if ($this->debug || !empty($args['debug'])) {
$result['debug'] = array('connector' => 'php', 'phpver' => PHP_VERSION, 'time' => $this->utime() - $this->time, 'memory' => (function_exists('memory_get_peak_usage') ? ceil(memory_get_peak_usage() / 1024) . 'Kb / ' : '') . ceil(memory_get_usage() / 1024) . 'Kb / ' . ini_get('memory_limit'), 'upload' => $this->uploadDebug, 'volumes' => array(), 'mountErrors' => $this->mountErrors, 'phpErrors' => elFinder::$phpErrors);
elFinder::$phpErrors = array();
foreach ($this->volumes as $id => $volume) {
$result['debug']['volumes'][] = $volume->debug();
}
}
foreach ($this->volumes as $volume) {
$volume->umount();
$volume->__destruct();
}
if (!empty($result['callback'])) {
$result['callback']['json'] = json_encode($result);
$this->callback($result['callback']);
} else {
return $result;
}
//TODO: Add return statement here
}