ext_path = $ext_path; $this->red_path = ((strpos($ext_path,'/cloud') === 0) ? substr($ext_path,6) : $ext_path); if(! $this->red_path) $this->red_path = '/'; $this->auth = $auth_plugin; $this->folder_hash = ''; $this->getDir(); if($this->auth->browser) $this->auth->browser->set_writeable(); } function getChildren() { if(get_config('system','block_public') && (! $this->auth->channel_id) && (! $this->auth->observer)) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } if(($this->auth->owner_id) && (! perm_is_allowed($this->auth->owner_id,$this->auth->observer,'view_storage'))) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } $contents = RedCollectionData($this->red_path,$this->auth); return $contents; } function getChild($name) { logger('RedDirectory::getChild : ' . $name, LOGGER_DATA); if(get_config('system','block_public') && (! $this->auth->channel_id) && (! $this->auth->observer)) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } if(($this->auth->owner_id) && (! perm_is_allowed($this->auth->owner_id,$this->auth->observer,'view_storage'))) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } if($this->red_path === '/' && $name === 'cloud') { return new RedDirectory('/cloud', $this->auth); } $x = RedFileData($this->ext_path . '/' . $name, $this->auth); if($x) return $x; throw new DAV\Exception\NotFound('The file with name: ' . $name . ' could not be found'); } function getName() { logger('RedDirectory::getName returns: ' . basename($this->red_path), LOGGER_DATA); return (basename($this->red_path)); } function createFile($name,$data = null) { logger('RedDirectory::createFile : ' . $name, LOGGER_DEBUG); if(! $this->auth->owner_id) { logger('createFile: permission denied'); throw new DAV\Exception\Forbidden('Permission denied.'); return; } if(! perm_is_allowed($this->auth->owner_id,$this->auth->observer,'write_storage')) { logger('createFile: permission denied'); throw new DAV\Exception\Forbidden('Permission denied.'); return; } $mimetype = z_mime_content_type($name); $c = q("select * from channel where channel_id = %d limit 1", intval($this->auth->owner_id) ); if(! $c) { logger('createFile: no channel'); throw new DAV\Exception\Forbidden('Permission denied.'); return; } $filesize = 0; $hash = random_string(); $r = q("INSERT INTO attach ( aid, uid, hash, creator, filename, folder, flags, filetype, filesize, revision, data, created, edited, allow_cid, allow_gid, deny_cid, deny_gid ) VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s' ) ", intval($c[0]['channel_account_id']), intval($c[0]['channel_id']), dbesc($hash), dbesc($this->auth->observer), dbesc($name), dbesc($this->folder_hash), dbesc(ATTACH_FLAG_OS), dbesc($mimetype), intval($filesize), intval(0), dbesc($this->os_path . '/' . $hash), dbesc(datetime_convert()), dbesc(datetime_convert()), dbesc($c[0]['channel_allow_cid']), dbesc($c[0]['channel_allow_gid']), dbesc($c[0]['channel_deny_cid']), dbesc($c[0]['channel_deny_gid']) ); $f = 'store/' . $this->auth->owner_nick . '/' . (($this->os_path) ? $this->os_path . '/' : '') . $hash; file_put_contents($f, $data); $size = filesize($f); $r = q("update attach set filesize = '%s' where hash = '%s' and uid = %d limit 1", dbesc($size), dbesc($hash), intval($c[0]['channel_id']) ); $maxfilesize = get_config('system','maxfilesize'); if(($maxfilesize) && ($size > $maxfilesize)) { attach_delete($c[0]['channel_id'],$hash); return; } $limit = service_class_fetch($c[0]['channel_id'],'attach_upload_limit'); if($limit !== false) { $x = q("select sum(filesize) as total from attach where aid = %d ", intval($c[0]['channel_account_id']) ); if(($x) && ($x[0]['total'] + $size > $limit)) { attach_delete($c[0]['channel_id'],$hash); return; } } } function createDirectory($name) { logger('RedDirectory::createDirectory: ' . $name, LOGGER_DEBUG); if((! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id,$this->auth->observer,'write_storage'))) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } $r = q("select * from channel where channel_id = %d limit 1", dbesc($this->auth->owner_id) ); if($r) { $result = attach_mkdir($r[0],$this->auth->observer,array('filename' => $name,'folder' => $this->folder_hash)); if(! $result['success']) logger('RedDirectory::createDirectory: ' . print_r($result,true), LOGGER_DEBUG); } } function childExists($name) { if($this->red_path === '/' && $name === 'cloud') { logger('RedDirectory::childExists /cloud: true', LOGGER_DATA); return true; } $x = RedFileData($this->ext_path . '/' . $name, $this->auth,true); logger('RedFileData returns: ' . print_r($x,true), LOGGER_DATA); if($x) return true; return false; } function getDir() { logger('getDir: ' . $this->ext_path, LOGGER_DEBUG); $file = $this->ext_path; $x = strpos($file,'/cloud'); if($x === false) return; if($x === 0) { $file = substr($file,6); } if((! $file) || ($file === '/')) { return; } $file = trim($file,'/'); $path_arr = explode('/', $file); if(! $path_arr) return; logger('getDir(): path: ' . print_r($path_arr,true)); $channel_name = $path_arr[0]; $r = q("select channel_id from channel where channel_address = '%s' limit 1", dbesc($channel_name) ); if(! $r) return; $channel_id = $r[0]['channel_id']; $this->auth->owner_id = $channel_id; $this->auth->owner_nick = $channel_name; $path = '/' . $channel_name; $folder = ''; $os_path = ''; for($x = 1; $x < count($path_arr); $x ++) { $r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and (flags & %d)", dbesc($folder), dbesc($path_arr[$x]), intval($channel_id), intval(ATTACH_FLAG_DIR) ); if($r && ( $r[0]['flags'] & ATTACH_FLAG_DIR)) { $folder = $r[0]['hash']; if(strlen($os_path)) $os_path .= '/'; $os_path .= $folder; $path = $path . '/' . $r[0]['filename']; } } $this->folder_hash = $folder; $this->os_path = $os_path; return; } } class RedFile extends DAV\Node implements DAV\IFile { private $data; private $auth; private $name; function __construct($name, $data, &$auth) { $this->name = $name; $this->data = $data; $this->auth = $auth; logger('RedFile::_construct: ' . print_r($this->data,true), LOGGER_DATA); } function getName() { logger('RedFile::getName: ' . basename($this->name), LOGGER_DEBUG); return basename($this->name); } function setName($newName) { logger('RedFile::setName: ' . basename($this->name) . ' -> ' . $newName, LOGGER_DEBUG); if((! $newName) || (! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id,$this->auth->observer,'write_storage'))) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } $newName = str_replace('/','%2F',$newName); $r = q("update attach set filename = '%s' where hash = '%s' and id = %d limit 1", dbesc($this->data['filename']), intval($this->data['id']) ); } function put($data) { logger('RedFile::put: ' . basename($this->name), LOGGER_DEBUG); $r = q("select flags, data from attach where hash = '%s' and uid = %d limit 1", dbesc($this->data['hash']), intval($c[0]['channel_id']) ); if($r) { if($r[0]['flags'] & ATTACH_FLAG_OS) { $f = 'store/' . $this->auth->owner_nick . '/' . (($r[0]['data']) ? $r[0]['data'] . '/' : ''); @file_put_contents($f, $data); $size = @filesize($f); logger('reddav: put() filename: ' . $f . ' size: ' . $size, LOGGER_DEBUG); } else { $r = q("update attach set data = '%s' where hash = '%s' and uid = %d limit 1", dbesc(stream_get_contents($data)), dbesc($this->data['hash']), intval($this->data['uid']) ); $r = q("select length(data) as fsize from attach where hash = '%s' and uid = %d limit 1", dbesc($this->data['hash']), intval($this->data['uid']) ); if($r) $size = $r[0]['fsize']; } } $r = q("update attach set filesize = '%s' where hash = '%s' and uid = %d limit 1", dbesc($size), dbesc($this->data['hash']), intval($c[0]['channel_id']) ); $maxfilesize = get_config('system','maxfilesize'); if(($maxfilesize) && ($size > $maxfilesize)) { attach_delete($c[0]['channel_id'],$this->data['hash']); return; } $limit = service_class_fetch($c[0]['channel_id'],'attach_upload_limit'); if($limit !== false) { $x = q("select sum(filesize) as total from attach where aid = %d ", intval($c[0]['channel_account_id']) ); if(($x) && ($x[0]['total'] + $size > $limit)) { attach_delete($c[0]['channel_id'],$this->data['hash']); return; } } } function get() { logger('RedFile::get: ' . basename($this->name), LOGGER_DEBUG); $r = q("select data, flags from attach where hash = '%s' and uid = %d limit 1", dbesc($this->data['hash']), intval($this->data['uid']) ); if($r) { if($r[0]['flags'] & ATTACH_FLAG_OS ) { $f = 'store/' . $this->auth->owner_nick . '/' . (($this->os_path) ? $this->os_path . '/' : '') . $r[0]['data']; return fopen($f,'rb'); } return $r[0]['data']; } } function getETag() { return $this->data['hash']; } function getContentType() { return $this->data['filetype']; } function getSize() { return $this->data['filesize']; } function getLastModified() { return $this->data['edited']; } function delete() { if((! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id,$this->auth->observer,'write_storage'))) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } if($this->auth->owner_id !== $this->auth->channel_id) { if(($this->auth->observer !== $this->data['creator']) || ($this->data['flags'] & ATTACH_FLAG_DIR)) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } } attach_delete($this->auth->owner_id,$this->data['hash']); } } function RedChannelList(&$auth) { $ret = array(); $r = q("select channel_id, channel_address from channel where not (channel_pageflags & %d)", intval(PAGE_REMOVED) ); if($r) { foreach($r as $rr) { if(perm_is_allowed($rr['channel_id'],$auth->observer,'view_storage')) { $ret[] = new RedDirectory('/cloud/' . $rr['channel_address'],$auth); } } } return $ret; } function RedCollectionData($file,&$auth) { $ret = array(); $x = strpos($file,'/cloud'); if($x === 0) { $file = substr($file,6); } if((! $file) || ($file === '/')) { return RedChannelList($auth); } $file = trim($file,'/'); $path_arr = explode('/', $file); if(! $path_arr) return null; $channel_name = $path_arr[0]; $r = q("select channel_id from channel where channel_address = '%s' limit 1", dbesc($channel_name) ); if(! $r) return null; $channel_id = $r[0]['channel_id']; $perms = permissions_sql($channel_id); $auth->owner_id = $channel_id; $path = '/' . $channel_name; $folder = ''; $errors = false; $permission_error = false; for($x = 1; $x < count($path_arr); $x ++) { $r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and (flags & %d) $perms limit 1", dbesc($folder), dbesc($path_arr[$x]), intval(ATTACH_FLAG_DIR) ); if(! $r) { // path wasn't found. Try without permissions to see if it was the result of permissions. $errors = true; $r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and (flags & %d) limit 1", dbesc($folder), basename($path_arr[$x]), intval(ATTACH_FLAG_DIR) ); if($r) { $permission_error = true; } break; } if($r && ( $r[0]['flags'] & ATTACH_FLAG_DIR)) { $folder = $r[0]['hash']; $path = $path . '/' . $r[0]['filename']; } } if($errors) { if($permission_error) { throw new DAV\Exception\Forbidden('Permission denied.'); return; } else { throw new DAV\Exception\NotFound('A component of the request file path could not be found'); return; } } // This should no longer be needed since we just returned errors for paths not found if($path !== '/' . $file) { logger("RedCollectionData: Path mismatch: $path !== /$file"); return NULL; } $ret = array(); $r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, created, edited from attach where folder = '%s' and uid = %d $perms group by filename", dbesc($folder), intval($channel_id) ); foreach($r as $rr) { if($rr['flags'] & ATTACH_FLAG_DIR) $ret[] = new RedDirectory('/cloud' . $path . '/' . $rr['filename'],$auth); else $ret[] = new RedFile('/cloud' . $path . '/' . $rr['filename'],$rr,$auth); } return $ret; } function RedFileData($file, &$auth,$test = false) { logger('RedFileData:' . $file . (($test) ? ' (test mode) ' : ''), LOGGER_DEBUG); $x = strpos($file,'/cloud'); if($x === 0) { $file = substr($file,6); } if((! $file) || ($file === '/')) { return RedDirectory('/',$auth); } $file = trim($file,'/'); $path_arr = explode('/', $file); if(! $path_arr) return null; $channel_name = $path_arr[0]; $r = q("select channel_id from channel where channel_address = '%s' limit 1", dbesc($channel_name) ); if(! $r) return null; $channel_id = $r[0]['channel_id']; $path = '/' . $channel_name; $auth->owner_id = $channel_id; $permission_error = false; $folder = ''; require_once('include/security.php'); $perms = permissions_sql($channel_id); $errors = false; for($x = 1; $x < count($path_arr); $x ++) { $r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and uid = %d and (flags & %d) $perms", dbesc($folder), dbesc($path_arr[$x]), intval($channel_id), intval(ATTACH_FLAG_DIR) ); if($r && ( $r[0]['flags'] & ATTACH_FLAG_DIR)) { $folder = $r[0]['hash']; $path = $path . '/' . $r[0]['filename']; } if(! $r) { $r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, created, edited from attach where folder = '%s' and filename = '%s' and uid = %d $perms group by filename limit 1", dbesc($folder), basename($file), intval($channel_id) ); } if(! $r) { $errors = true; $r = q("select id, uid, hash, filename, filetype, filesize, revision, folder, flags, created, edited from attach where folder = '%s' and filename = '%s' and uid = %d group by filename limit 1", dbesc($folder), basename($file), intval($channel_id) ); if($r) $permission_error = true; } } if($path === '/' . $file) { if($test) return true; // final component was a directory. return new RedDirectory('/cloud/' . $file,$auth); } if($errors) { logger('RedFileData: not found'); if($test) return false; if($permission_error) { logger('RedFileData: permission error'); throw new DAV\Exception\Forbidden('Permission denied.'); } return; } if($r) { if($test) return true; if($r[0]['flags'] & ATTACH_FLAG_DIR) return new RedDirectory('/cloud' . $path . '/' . $r[0]['filename'],$auth); else return new RedFile('/cloud' . $path . '/' . $r[0]['filename'],$r[0],$auth); } return false; } class RedBasicAuth extends Sabre\DAV\Auth\Backend\AbstractBasic { public $channel_name = ''; public $channel_id = 0; public $channel_hash = ''; public $observer = ''; public $browser; public $owner_id; public $owner_nick = ''; public $timezone; protected function validateUserPass($username, $password) { require_once('include/auth.php'); $record = account_verify_password($email,$pass); if($record && $record['account_default_channel']) { $r = q("select * from channel where channel_account_id = %d and channel_id = %d limit 1", intval($record['account_id']), intval($record['account_default_channel']) ); if($r) { $this->currentUser = $r[0]['channel_address']; $this->channel_name = $r[0]['channel_address']; $this->channel_id = $r[0]['channel_id']; $this->channel_hash = $this->observer = $r[0]['channel_hash']; return true; } } $r = q("select * from channel where channel_address = '%s' limit 1", dbesc($username) ); if($r) { $x = q("select * from account where account_id = %d limit 1", intval($r[0]['channel_account_id']) ); if($x) { foreach($x as $record) { if(($record['account_flags'] == ACCOUNT_OK) || ($record['account_flags'] == ACCOUNT_UNVERIFIED) && (hash('whirlpool',$record['account_salt'] . $password) === $record['account_password'])) { logger('(DAV) RedBasicAuth: password verified for ' . $username); $this->currentUser = $r[0]['channel_address']; $this->channel_name = $r[0]['channel_address']; $this->channel_id = $r[0]['channel_id']; $this->channel_hash = $this->observer = $r[0]['channel_hash']; return true; } } } } logger('(DAV) RedBasicAuth: password failed for ' . $username); return false; } function setCurrentUser($name) { $this->currentUser = $name; } function setBrowserPlugin($browser) { $this->browser = $browser; } } class RedBrowser extends DAV\Browser\Plugin { private $auth; function __construct(&$auth) { $this->auth = $auth; } // The DAV browser is instantiated after the auth module and directory classes but before we know the current // directory and who the owner and observer are. So we add a pointer to the browser into the auth module and vice // versa. Then when we've figured out what directory is actually being accessed, we call the following function // to decide whether or not to show web elements which include writeable objects. function set_writeable() { if(! $this->auth->owner_id) $this->enablePost = false; if(! perm_is_allowed($this->auth->owner_id, get_observer_hash(), 'write_storage')) $this->enablePost = false; else $this->enablePost = true; } public function generateDirectoryIndex($path) { if($this->auth->timezone) date_default_timezone_set($this->auth->timezone); $version = ''; $html = "

Index for " . $this->escapeHTML($path) . "/

"; $files = $this->server->getPropertiesForPath($path,array( '{DAV:}displayname', '{DAV:}resourcetype', '{DAV:}getcontenttype', '{DAV:}getcontentlength', '{DAV:}getlastmodified', ),1); $parent = $this->server->tree->getNodeForPath($path); if ($path) { list($parentUri) = DAV\URLUtil::splitPath($path); $fullPath = DAV\URLUtil::encodePath($this->server->getBaseUri() . $parentUri); $icon = $this->enableAssets?'Parent':''; $html.= ""; } foreach($files as $file) { // This is the current directory, we can skip it if (rtrim($file['href'],'/')==$path) continue; list(, $name) = DAV\URLUtil::splitPath($file['href']); $type = null; if (isset($file[200]['{DAV:}resourcetype'])) { $type = $file[200]['{DAV:}resourcetype']->getValue(); // resourcetype can have multiple values if (!is_array($type)) $type = array($type); foreach($type as $k=>$v) { // Some name mapping is preferred switch($v) { case '{DAV:}collection' : $type[$k] = 'Collection'; break; case '{DAV:}principal' : $type[$k] = 'Principal'; break; case '{urn:ietf:params:xml:ns:carddav}addressbook' : $type[$k] = 'Addressbook'; break; case '{urn:ietf:params:xml:ns:caldav}calendar' : $type[$k] = 'Calendar'; break; case '{urn:ietf:params:xml:ns:caldav}schedule-inbox' : $type[$k] = 'Schedule Inbox'; break; case '{urn:ietf:params:xml:ns:caldav}schedule-outbox' : $type[$k] = 'Schedule Outbox'; break; case '{http://calendarserver.org/ns/}calendar-proxy-read' : $type[$k] = 'Proxy-Read'; break; case '{http://calendarserver.org/ns/}calendar-proxy-write' : $type[$k] = 'Proxy-Write'; break; } } $type = implode(', ', $type); } // If no resourcetype was found, we attempt to use // the contenttype property if (!$type && isset($file[200]['{DAV:}getcontenttype'])) { $type = $file[200]['{DAV:}getcontenttype']; } if (!$type) $type = 'Unknown'; $size = isset($file[200]['{DAV:}getcontentlength'])?(int)$file[200]['{DAV:}getcontentlength']:''; $lastmodified = ((isset($file[200]['{DAV:}getlastmodified']))? $file[200]['{DAV:}getlastmodified']->getTime()->format('Y-m-d H:i:s') :''); $fullPath = DAV\URLUtil::encodePath('/' . trim($this->server->getBaseUri() . ($path?$path . '/':'') . $name,'/')); $displayName = isset($file[200]['{DAV:}displayname'])?$file[200]['{DAV:}displayname']:$name; $displayName = $this->escapeHTML($displayName); $type = $this->escapeHTML($type); $icon = ''; if ($this->enableAssets) { $node = $this->server->tree->getNodeForPath(($path?$path.'/':'') . $name); foreach(array_reverse($this->iconMap) as $class=>$iconName) { if ($node instanceof $class) { $icon = ''; break; } } } $html.= ""; } $html.= ""; $output = ''; if ($this->enablePost) { $this->server->broadcastEvent('onHTMLActionsPanel',array($parent, &$output)); } $html.=$output; $html.= "
NameTypeSizeLast modified

$icon .. [parent]
$icon {$displayName} {$type} {$size} " . (($lastmodified) ? datetime_convert('UTC', date_default_timezone_get(),$lastmodified) : '') . "

"; get_app()->page['content'] = $html; construct_page(get_app()); // return $html; } public function htmlActionsPanel(DAV\INode $node, &$output) { if (!$node instanceof DAV\ICollection) return; // We also know fairly certain that if an object is a non-extended // SimpleCollection, we won't need to show the panel either. if (get_class($node)==='Sabre\\DAV\\SimpleCollection') return; $output.= '

Create new folder

Name:

Upload file

Name (optional):
File:
'; if($this->auth->owner_id && $this->auth->owner_id == $this->auth->channel_id) { $channel = get_app()->get_channel(); if($channel) { $output .= ' ' . t('Edit File properties') . ''; } } } }