1383 lines
		
	
	
		
			39 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			1383 lines
		
	
	
		
			39 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
 | |
| /**
 | |
|  * @file include/reddav.php
 | |
|  * @brief DAV related classes from SabreDAV for Red Matrix.
 | |
|  *
 | |
|  * This file contains the classes from SabreDAV that got extended to adapt it
 | |
|  * for Red Matrix.
 | |
|  *
 | |
|  * You find the original SabreDAV classes under @ref vendor/sabre/dav/.
 | |
|  * We need to use SabreDAV 1.8.x for PHP5.3 compatibility. SabreDAV >= 2.0
 | |
|  * requires PHP >= 5.4.
 | |
|  */
 | |
| 
 | |
| use Sabre\DAV;
 | |
| require_once('vendor/autoload.php');
 | |
| require_once('include/attach.php');
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * @brief RedDirectory class.
 | |
|  *
 | |
|  * A class that represents a directory.
 | |
|  */
 | |
| class RedDirectory extends DAV\Node implements DAV\ICollection, DAV\IQuota {
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief The path inside /cloud
 | |
| 	 */
 | |
| 	private $red_path;
 | |
| 	private $folder_hash;
 | |
| 	/**
 | |
| 	 * @brief The full path as seen in the browser.
 | |
| 	 * /cloud + $red_path
 | |
| 	 * @todo I think this is not used anywhere, we always strip '/cloud' and only use it in debug
 | |
| 	 */
 | |
| 	private $ext_path;
 | |
| 	private $root_dir = '';
 | |
| 	private $auth;
 | |
| 	/**
 | |
| 	 * @brief The real path on the filesystem.
 | |
| 	 * The actual path in store/ with the hashed names.
 | |
| 	 */
 | |
| 	private $os_path = '';
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Sets up the directory node, expects a full path.
 | |
| 	 *
 | |
| 	 * @param string $ext_path a full path
 | |
| 	 * @param RedBasicAuth &$auth_plugin
 | |
| 	 */
 | |
| 	public function __construct($ext_path, &$auth_plugin) {
 | |
| 		logger('RedDirectory::__construct() ' . $ext_path, LOGGER_DATA);
 | |
| 		$this->ext_path = $ext_path;
 | |
| 		// remove "/cloud" from the beginning of the 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();
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	private function log() {
 | |
| 		logger('RedDirectory::log() ext_path ' . $this->ext_path, LOGGER_DATA);
 | |
| 		logger('RedDirectory::log() os_path ' . $this->os_path, LOGGER_DATA);
 | |
| 		logger('RedDirectory::log() red_path ' . $this->red_path, LOGGER_DATA);
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns an array with all the child nodes.
 | |
| 	 *
 | |
| 	 * @throws DAV\Exception\Forbidden
 | |
| 	 * @return array DAV\INode[]
 | |
| 	 */
 | |
| 	public function getChildren() {
 | |
| 		logger('RedDirectory::getChildren() called for ' . $this->ext_path, LOGGER_DATA);
 | |
| 		$this->log();
 | |
| 
 | |
| 		if (get_config('system', 'block_public') && (! $this->auth->channel_id) && (! $this->auth->observer)) {
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		if (($this->auth->owner_id) && (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'view_storage'))) {
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		$contents =  RedCollectionData($this->red_path, $this->auth);
 | |
| 		return $contents;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns a child by name.
 | |
| 	 *
 | |
| 	 *
 | |
| 	 * @throw DAV\Exception\Forbidden
 | |
| 	 * @throw DAV\Exception\NotFound
 | |
| 	 * @param string $name
 | |
| 	 */
 | |
| 	public function getChild($name) {
 | |
| 		logger('RedDirectory::getChild(): ' . $name, LOGGER_DATA);
 | |
| 
 | |
| 		if (get_config('system', 'block_public') && (! $this->auth->channel_id) && (! $this->auth->observer)) {
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
|  
 | |
| 		if (($this->auth->owner_id) && (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'view_storage'))) {
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		if ($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: ' . $name . ' could not be found.');
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the name of the directory.
 | |
| 	 *
 | |
| 	 * @return string
 | |
| 	 */
 | |
| 	public function getName() {
 | |
| 		logger('RedDirectory::getName() returns: ' . basename($this->red_path), LOGGER_DATA);
 | |
| 		return (basename($this->red_path));
 | |
| 	}
 | |
| 	
 | |
| 	/**
 | |
| 	 * @brief Renames the directory.
 | |
| 	 *
 | |
| 	 * @todo handle duplicate directory name
 | |
| 	 *
 | |
| 	 * @throw DAV\Exception\Forbidden
 | |
| 	 * @param string $name The new name of the directory.
 | |
| 	 * @return void
 | |
| 	 */
 | |
| 	public function setName($name) {
 | |
| 		logger('RedDirectory::setName(): ' . basename($this->red_path) . ' -> ' . $name, LOGGER_DATA);
 | |
| 
 | |
| 		if ((! $name) || (! $this->auth->owner_id)) {
 | |
| 			logger('RedDirectory::setName(): permission denied');
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		if (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage')) {
 | |
| 			logger('RedDirectory::setName(): permission denied');
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		list($parent_path, ) = DAV\URLUtil::splitPath($this->red_path);
 | |
| 		$new_path = $parent_path . '/' . $name;
 | |
| 
 | |
| 		$r = q("UPDATE attach SET filename = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
 | |
| 			dbesc($name),
 | |
| 			dbesc($this->folder_hash),
 | |
| 			intval($this->auth->owner_id)
 | |
| 		);
 | |
| 
 | |
| 		$this->red_path = $new_path;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Creates a new file in the directory.
 | |
| 	 *
 | |
| 	 * Data will either be supplied as a stream resource, or in certain cases
 | |
| 	 * as a string. Keep in mind that you may have to support either.
 | |
| 	 *
 | |
| 	 * After successful creation of the file, you may choose to return the ETag
 | |
| 	 * of the new file here.
 | |
| 	 *
 | |
| 	 * @throws DAV\Exception\Forbidden
 | |
| 	 * @param string $name Name of the file
 | |
| 	 * @param resource|string $data Initial payload
 | |
| 	 * @return null|string ETag
 | |
| 	 */
 | |
| 	public function createFile($name, $data = null) {
 | |
| 		logger('RedDirectory::createFile(): ' . $name, LOGGER_DATA);
 | |
| 
 | |
| 		if (! $this->auth->owner_id) {
 | |
| 			logger('RedDirectory::createFile(): permission denied');
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		if (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage')) {
 | |
| 			logger('RedDirectory::createFile(): permission denied');
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		$mimetype = z_mime_content_type($name);
 | |
| 
 | |
| 		$c = q("SELECT * FROM channel WHERE channel_id = %d AND NOT (channel_pageflags & %d) LIMIT 1",
 | |
| 			intval($this->auth->owner_id),
 | |
| 			intval(PAGE_REMOVED)
 | |
| 		);
 | |
| 
 | |
| 		if (! $c) {
 | |
| 			logger('RedDirectory::createFile(): no channel');
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		$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;
 | |
| 
 | |
| 		// returns the number of bytes that were written to the file, or FALSE on failure
 | |
| 		$size = file_put_contents($f, $data);
 | |
| 		// delete attach entry if file_put_contents() failed
 | |
| 		if ($size === false) {
 | |
| 			logger('RedDirectory::createFile(): file_put_contents() failed for ' . $name, LOGGER_DEBUG);
 | |
| 			attach_delete($c[0]['channel_id'], $hash);
 | |
| 			return;
 | |
| 		}
 | |
| 
 | |
| 		// returns now
 | |
| 		$edited = datetime_convert(); 
 | |
| 
 | |
| 		// updates entry with filesize and timestamp
 | |
| 		$d = q("UPDATE attach SET filesize = '%s', edited = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
 | |
| 			dbesc($size),
 | |
| 			dbesc($edited),
 | |
| 			dbesc($hash),
 | |
| 			intval($c[0]['channel_id'])
 | |
| 		);
 | |
| 
 | |
| 		// update the folder's lastmodified timestamp
 | |
| 		$e = q("UPDATE attach SET edited = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
 | |
| 			dbesc($edited),
 | |
| 			dbesc($this->folder_hash),
 | |
| 			intval($c[0]['channel_id'])
 | |
| 		);
 | |
| 
 | |
| 		$maxfilesize = get_config('system', 'maxfilesize');
 | |
| 		if (($maxfilesize) && ($size > $maxfilesize)) {
 | |
| 			attach_delete($c[0]['channel_id'], $hash);
 | |
| 			return;
 | |
| 		}
 | |
| 
 | |
| 		// check against service class quota
 | |
| 		$limit = service_class_fetch($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)) {
 | |
| 				logger('reddav: service class limit exceeded for ' . $c[0]['channel_name'] . ' total usage is ' . $x[0]['total'] . ' limit is ' . $limit);
 | |
| 				attach_delete($c[0]['channel_id'], $hash);
 | |
| 				return;
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Creates a new subdirectory.
 | |
| 	 *
 | |
| 	 * @param string $name the directory to create
 | |
| 	 * @return void
 | |
| 	 */
 | |
| 	public function createDirectory($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.');
 | |
| 		}
 | |
| 
 | |
| 		$r = q("SELECT * FROM channel WHERE channel_id = %d AND NOT (channel_pageflags & %d) LIMIT 1",
 | |
| 			intval($this->auth->owner_id),
 | |
| 			intval(PAGE_REMOVED)
 | |
| 		);
 | |
| 
 | |
| 		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);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Checks if a child exists.
 | |
| 	 *
 | |
| 	 * @param string $name
 | |
| 	 * @return boolean
 | |
| 	 */
 | |
| 	public function childExists($name) {
 | |
| 		// On /cloud we show a list of available channels.
 | |
| 		// @todo what happens if no channels are available?
 | |
| 		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;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @todo add description of what this function does.
 | |
| 	 *
 | |
| 	 * @throw DAV\Exception\NotFound
 | |
| 	 * @return void
 | |
| 	 */
 | |
| 	function getDir() {
 | |
| 		logger('RedDirectory::getDir(): ' . $this->ext_path, LOGGER_DEBUG);
 | |
| 		$this->auth->log();
 | |
| 
 | |
| 		$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 (! $path_arr)
 | |
| 			return;
 | |
| 
 | |
| 		logger('RedDirectory::getDir(): path: ' . print_r($path_arr, true), LOGGER_DATA);
 | |
| 
 | |
| 		$channel_name = $path_arr[0];
 | |
| 
 | |
| 		$r = q("SELECT channel_id FROM channel WHERE channel_address = '%s' AND NOT ( channel_pageflags & %d ) LIMIT 1",
 | |
| 			dbesc($channel_name),
 | |
| 			intval(PAGE_REMOVED)
 | |
| 		);
 | |
| 
 | |
| 		if (! $r) {
 | |
| 			throw new DAV\Exception\NotFound('The file with name: ' . $channel_name . ' could not be found.');
 | |
| 			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++) {		
 | |
| 			$r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and uid = %d and (flags & %d)",
 | |
| 				dbesc($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;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the last modification time for the directory, as a UNIX
 | |
| 	 *        timestamp.
 | |
| 	 *
 | |
| 	 * It looks for the last edited file in the folder. If it is an empty folder
 | |
| 	 * it returns the lastmodified time of the folder itself, to prevent zero
 | |
| 	 * timestamps.
 | |
| 	 *
 | |
| 	 * @return int last modification time in UNIX timestamp
 | |
| 	 */
 | |
| 	public function getLastModified() {
 | |
| 		$r = q("SELECT edited FROM attach WHERE folder = '%s' AND uid = %d ORDER BY edited DESC LIMIT 1",
 | |
| 			dbesc($this->folder_hash),
 | |
| 			intval($this->auth->owner_id)
 | |
| 		);
 | |
| 		if (! $r) {
 | |
| 			$r = q("SELECT edited FROM attach WHERE hash = '%s' AND uid = %d LIMIT 1",
 | |
| 				dbesc($this->folder_hash),
 | |
| 				intval($this->auth->owner_id)
 | |
| 			);
 | |
| 			if (! $r)
 | |
| 				return '';
 | |
| 		}
 | |
| 		return datetime_convert('UTC', 'UTC', $r[0]['edited'], 'U');
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Return quota usage.
 | |
| 	 *
 | |
| 	 * Do guests relly see the used/free values from filesystem of the complete store directory?
 | |
| 	 *
 | |
| 	 * @return array with used and free values in bytes.
 | |
| 	 */
 | |
| 	public function getQuotaInfo() {
 | |
| 		// values from the filesystem of the complete <i>store/</i> directory
 | |
| 		$limit = disk_total_space('store');
 | |
| 		$free = disk_free_space('store');
 | |
| 
 | |
| 		if ($this->auth->owner_id) {
 | |
| 			$c = q("select * from channel where channel_id = %d and not (channel_pageflags & %d) limit 1",
 | |
| 				intval($this->auth->owner_id),
 | |
| 				intval(PAGE_REMOVED)
 | |
| 			);
 | |
| 
 | |
| 			$ulimit = service_class_fetch($c[0]['channel_id'], 'attach_upload_limit');
 | |
| 			$limit = (($ulimit) ? $ulimit : $limit);
 | |
| 
 | |
| 			$x = q("select sum(filesize) as total from attach where aid = %d",
 | |
| 				intval($c[0]['channel_account_id'])
 | |
| 			);
 | |
| 			$free = (($x) ? $limit - $x[0]['total'] : 0);
 | |
| 		}
 | |
| 
 | |
| 		return array(
 | |
| 			$limit - $free,
 | |
| 			$free
 | |
| 		);
 | |
| 	}
 | |
| } // class RedDirectory
 | |
| 
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * RedFile class.
 | |
|  *
 | |
|  */
 | |
| class RedFile extends DAV\Node implements DAV\IFile {
 | |
| 
 | |
| 	private $data;
 | |
| 	private $auth;
 | |
| 	private $name;
 | |
| 
 | |
| 	/**
 | |
| 	 * Sets up the node, expects a full path name.
 | |
| 	 *
 | |
| 	 * @param string $name
 | |
| 	 * @param array $data from attach table
 | |
| 	 * @param &$auth
 | |
| 	 */
 | |
| 	public function __construct($name, $data, &$auth) {
 | |
| 		$this->name = $name;
 | |
| 		$this->data = $data;
 | |
| 		$this->auth = $auth;
 | |
| 
 | |
| 		logger('RedFile::__construct(): ' . print_r($this->data, true), LOGGER_DATA);
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the name of the file.
 | |
| 	 *
 | |
| 	 * @return string
 | |
| 	 */
 | |
| 	public function getName() {
 | |
| 		logger('RedFile::getName(): ' . basename($this->name), LOGGER_DEBUG);
 | |
| 		return basename($this->name);
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Renames the file.
 | |
| 	 *
 | |
| 	 * @throw DAV\Exception\Forbidden
 | |
| 	 * @param string $name The new name of the file.
 | |
| 	 * @return void
 | |
| 	 */
 | |
| 	public function setName($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.');
 | |
| 		}
 | |
| 
 | |
| 		$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'])
 | |
| 		);
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Updates the data of the file.
 | |
| 	 *
 | |
| 	 * @param resource $data
 | |
| 	 * @return void
 | |
| 	 */
 | |
| 	public function put($data) {
 | |
| 		logger('RedFile::put(): ' . basename($this->name), LOGGER_DEBUG);
 | |
| 		$size = 0;
 | |
| 
 | |
| 		// @todo only 3 values are needed
 | |
| 		$c = q("SELECT * FROM channel WHERE channel_id = %d AND NOT (channel_pageflags & %d) LIMIT 1",
 | |
| 			intval($this->auth->owner_id),
 | |
| 			intval(PAGE_REMOVED)
 | |
| 		);
 | |
| 
 | |
| 		$r = q("SELECT flags, folder, data FROM attach WHERE hash = '%s' AND uid = %d LIMIT 1",
 | |
| 			dbesc($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'] : '');
 | |
| 				// @todo check return value and set $size directly
 | |
| 				@file_put_contents($f, $data);
 | |
| 				$size = @filesize($f);
 | |
| 				logger('RedFile::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'];
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		// returns now()
 | |
| 		$edited = datetime_convert(); 
 | |
| 
 | |
| 		$d = q("UPDATE attach SET filesize = '%s', edited = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
 | |
| 			dbesc($size),
 | |
| 			dbesc($edited),
 | |
| 			dbesc($this->data['hash']),
 | |
| 			intval($c[0]['channel_id'])
 | |
| 		);
 | |
| 
 | |
| 		// update the folder's lastmodified timestamp
 | |
| 		$e = q("UPDATE attach SET edited = '%s' WHERE hash = '%s' AND uid = %d LIMIT 1",
 | |
| 			dbesc($edited),
 | |
| 			dbesc($r[0]['folder']),
 | |
| 			intval($c[0]['channel_id'])
 | |
| 		);
 | |
| 
 | |
| 		// @todo do we really want to remove the whole file if an update fails
 | |
| 		// because of maxfilesize or quota?
 | |
| 		// There is an Exception "InsufficientStorage" or "PaymentRequired" for
 | |
| 		// our service class from SabreDAV we could use.
 | |
| 
 | |
| 		$maxfilesize = get_config('system', 'maxfilesize');
 | |
| 		if (($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)) {
 | |
| 				logger('RedFile::put(): service class limit exceeded for ' . $c[0]['channel_name'] . ' total usage is ' . $x[0]['total'] . ' limit is ' . $limit);
 | |
| 				attach_delete($c[0]['channel_id'], $this->data['hash']);
 | |
| 				return;
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the raw data.
 | |
| 	 *
 | |
| 	 * @return string
 | |
| 	 */
 | |
| 	public function get() {
 | |
| 		logger('RedFile::get(): ' . basename($this->name), LOGGER_DEBUG);
 | |
| 
 | |
| 		$r = q("select data, flags, filename, filetype from attach where hash = '%s' and uid = %d limit 1",
 | |
| 			dbesc($this->data['hash']),
 | |
| 			intval($this->data['uid'])
 | |
| 		);
 | |
| 		if ($r) {
 | |
| 			// @todo this should be a global definition
 | |
| 			$unsafe_types = array('text/html', 'text/css', 'application/javascript');
 | |
| 
 | |
| 			if (in_array($r[0]['filetype'], $unsafe_types)) {
 | |
| 				header('Content-disposition: attachment; filename="' . $r[0]['filename'] . '"');
 | |
| 				header('Content-type: text/plain');
 | |
| 			}
 | |
| 
 | |
| 			if ($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'];
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the ETag for a file.
 | |
| 	 *
 | |
| 	 * An ETag is a unique identifier representing the current version of the file. If the file changes, the ETag MUST change.
 | |
| 	 * The ETag is an arbitrary string, but MUST be surrounded by double-quotes.
 | |
| 	 *
 | |
| 	 * Return null if the ETag can not effectively be determined.
 | |
| 	 *
 | |
| 	 * @return mixed
 | |
| 	 */
 | |
| 	public function getETag() {
 | |
| 		$ret = null;
 | |
| 		if ($this->data['hash']) {
 | |
| 			$ret = '"' . $this->data['hash'] . '"';
 | |
| 		}
 | |
| 		return $ret;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the mime-type for a file.
 | |
| 	 *
 | |
| 	 * If null is returned, we'll assume application/octet-stream
 | |
| 	 *
 | |
| 	 * @return mixed
 | |
| 	 */
 | |
| 	public function getContentType() {
 | |
| 		// @todo this should be a global definition.
 | |
| 		$unsafe_types = array('text/html', 'text/css', 'application/javascript');
 | |
| 		if (in_array($this->data['filetype'], $unsafe_types)) {
 | |
| 			return 'text/plain';
 | |
| 		}
 | |
| 		return $this->data['filetype'];
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the size of the node, in bytes.
 | |
| 	 *
 | |
| 	 * @return int
 | |
| 	 */
 | |
| 	public function getSize() {
 | |
| 		return $this->data['filesize'];
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Returns the last modification time for the file, as a unix
 | |
| 	 *        timestamp.
 | |
| 	 *
 | |
| 	 * @return int last modification time in UNIX timestamp
 | |
| 	 */
 | |
| 	public function getLastModified() {
 | |
| 		return datetime_convert('UTC', 'UTC', $this->data['edited'], 'U');
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Delete the file.
 | |
| 	 *
 | |
| 	 * @throw DAV\Exception\Forbidden
 | |
| 	 * @return void
 | |
| 	 */
 | |
| 	public function delete() {
 | |
| 		logger('RedFile::delete(): ' . basename($this->name), LOGGER_DEBUG);
 | |
| 
 | |
| 		if ((! $this->auth->owner_id) || (! perm_is_allowed($this->auth->owner_id, $this->auth->observer, 'write_storage'))) {
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		}
 | |
| 
 | |
| 		if ($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.');
 | |
| 			}
 | |
| 		}
 | |
| 
 | |
| 		attach_delete($this->auth->owner_id, $this->data['hash']);
 | |
| 	}
 | |
| } // class RedFile
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * @brief Returns an array with viewable channels.
 | |
|  *
 | |
|  * Get a list of RedDirectory objects with all the channels where the visitor
 | |
|  * has <b>view_storage</b> perms.
 | |
|  *
 | |
|  * @todo Is there any reason why this is not inside RedDirectory class?
 | |
|  *
 | |
|  * @param $auth
 | |
|  * @return array containing RedDirectory objects
 | |
|  */
 | |
| function RedChannelList(&$auth) {
 | |
| 	$ret = array();
 | |
| 
 | |
| 	$r = q("SELECT channel_id, channel_address FROM channel WHERE NOT (channel_pageflags & %d) AND NOT (channel_pageflags & %d)",
 | |
| 		intval(PAGE_REMOVED),
 | |
| 		intval(PAGE_HIDDEN)
 | |
| 	);
 | |
| 
 | |
| 	if ($r) {
 | |
| 		foreach ($r as $rr) {
 | |
| 			if (perm_is_allowed($rr['channel_id'], $auth->observer, 'view_storage')) {
 | |
| 				logger('RedChannelList: ' . '/cloud/' . $rr['channel_address'], LOGGER_DATA);
 | |
| 				// @todo can't we drop '/cloud'? It gets stripped off anyway in RedDirectory
 | |
| 				$ret[] = new RedDirectory('/cloud/' . $rr['channel_address'], $auth);
 | |
| 			}
 | |
| 		}
 | |
| 	}
 | |
| 	return $ret;
 | |
| }
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * @brief TODO what exactly does this function?
 | |
|  *
 | |
|  * Array with all RedDirectory and RedFile DAV\Node items for the given path.
 | |
|  *
 | |
|  * @todo Is there any reason why this is not inside RedDirectory class? Seems only to be used there and we could simplify it a bit there.
 | |
|  *
 | |
|  * @param string $file path to a directory
 | |
|  * @param &$auth
 | |
|  * @returns array DAV\INode[]
 | |
|  */
 | |
| function RedCollectionData($file, &$auth) {
 | |
| 	$ret = array();
 | |
| 
 | |
| 	$x = strpos($file, '/cloud');
 | |
| 	if ($x === 0) {
 | |
| 		$file = substr($file, 6);
 | |
| 	}
 | |
| 
 | |
| 	// return a list of channel if we are not inside a channel
 | |
| 	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 uid = %d AND (flags & %d) $perms LIMIT 1",
 | |
| 			dbesc($folder),
 | |
| 			dbesc($path_arr[$x]),
 | |
| 			intval($channel_id),
 | |
| 			intval(ATTACH_FLAG_DIR)
 | |
| 		);
 | |
| 		if (! $r) {
 | |
| 			// path wasn't found. Try without permissions to see if it was the result of permissions.
 | |
| 			$errors = true;
 | |
| 			$r = q("select id, hash, filename, flags from attach where folder = '%s' and filename = '%s' and uid = %d and (flags & %d) limit 1",
 | |
| 				dbesc($folder),
 | |
| 				basename($path_arr[$x]),
 | |
| 				intval($channel_id),
 | |
| 				intval(ATTACH_FLAG_DIR)
 | |
| 			);
 | |
| 			if ($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 ($permission_error) {
 | |
| 			throw new DAV\Exception\Forbidden('Permission denied.');
 | |
| 		} else {
 | |
| 			throw new DAV\Exception\NotFound('A component of the request file path could not be found.');
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	// This should no longer be needed since we just returned errors for paths not found
 | |
| 	if ($path !== '/' . $file) {
 | |
| 		logger("RedCollectionData: Path mismatch: $path !== /$file");
 | |
| 		return NULL;
 | |
| 	}
 | |
| 
 | |
| 	$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) {
 | |
| 		logger('RedCollectionData: filename: ' . $rr['filename'], LOGGER_DATA);
 | |
| 
 | |
| 		if ($rr['flags'] & ATTACH_FLAG_DIR) {
 | |
| 			// @todo can't we drop '/cloud'? it gets stripped off anyway in RedDirectory
 | |
| 			$ret[] = new RedDirectory('/cloud' . $path . '/' . $rr['filename'], $auth);
 | |
| 		} else {
 | |
| 			$ret[] = new RedFile('/cloud' . $path . '/' . $rr['filename'], $rr, $auth);
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	return $ret;
 | |
| }
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * @brief TODO What exactly is this function for?
 | |
|  *
 | |
|  * @param string $file
 | |
|  * @param &$auth
 | |
|  * @param boolean $test (optional) enable test mode
 | |
|  */
 | |
| function RedFileData($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 new 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),
 | |
| 				dbesc(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),
 | |
| 				dbesc(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) {
 | |
| 			// @todo can't we drop '/cloud'? it gets stripped off anyway in RedDirectory
 | |
| 			return new RedDirectory('/cloud' . $path . '/' . $r[0]['filename'], $auth);
 | |
| 		} else {
 | |
| 			return new RedFile('/cloud' . $path . '/' . $r[0]['filename'], $r[0], $auth);
 | |
| 		}
 | |
| 	}
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * RedBasicAuth class.
 | |
|  *
 | |
|  */
 | |
| class RedBasicAuth extends DAV\Auth\Backend\AbstractBasic {
 | |
| 
 | |
| 	// @fixme mod/cloud.php:61
 | |
| 	public $channel_name = '';
 | |
| 	// @fixme mod/cloud.php:62
 | |
| 	public $channel_id = 0;
 | |
| 	// @fixme mod/cloud.php:63
 | |
| 	public $channel_hash = '';
 | |
| 	// @fixme mod/cloud.php:68
 | |
| 	public $observer = '';
 | |
| 	// @fixme include/reddav.php:51
 | |
| 	public $browser;
 | |
| 	// @fixme include/reddav.php:92
 | |
| 	public $owner_id;
 | |
| 	// @fixme include/reddav.php:283
 | |
| 	public $owner_nick = '';
 | |
| 	// @fixme mod/cloud.php:66
 | |
| 	public $timezone;
 | |
| 
 | |
| 	/**
 | |
| 	 *
 | |
| 	 * @param string $username
 | |
| 	 * @param string $password
 | |
| 	 */
 | |
| 	protected function validateUserPass($username, $password) {
 | |
| 
 | |
| 		if (trim($password) === '+++') {
 | |
| 			logger('reddav: validateUserPass: guest ' . $username);
 | |
| 			return true;
 | |
| 		}
 | |
| 
 | |
| 		require_once('include/auth.php');
 | |
| 		$record = account_verify_password($username, $password);
 | |
| 		if ($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'];
 | |
| 				$_SESSION['uid'] = $r[0]['channel_id'];
 | |
| 				$_SESSION['account_id'] = $r[0]['channel_account_id'];
 | |
| 				$_SESSION['authenticated'] = true;
 | |
| 				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'];
 | |
| 						$_SESSION['uid'] = $r[0]['channel_id'];
 | |
| 						$_SESSION['account_id'] = $r[0]['channel_account_id'];
 | |
| 						$_SESSION['authenticated'] = true;
 | |
| 						return true;
 | |
| 					}
 | |
| 				}
 | |
| 			}
 | |
| 		}
 | |
| 		logger('(DAV) RedBasicAuth: password failed for ' . $username);
 | |
| 		return false;
 | |
| 	}
 | |
| 
 | |
| 	public function setCurrentUser($name) {
 | |
| 		$this->currentUser = $name;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Set browser plugin.
 | |
| 	 *
 | |
| 	 * @see RedBrowser::set_writeable()
 | |
| 	 * @param DAV\Browser\Plugin $browser
 | |
| 	 */
 | |
| 	public function setBrowserPlugin($browser) {
 | |
| 		$this->browser = $browser;
 | |
| 	}
 | |
| 
 | |
| 	// internal? logging function
 | |
| 	function log() {
 | |
| 		logger('dav: auth: channel_name ' . $this->channel_name, LOGGER_DATA);
 | |
| 		logger('dav: auth: channel_id ' . $this->channel_id, LOGGER_DATA);
 | |
| 		logger('dav: auth: channel_hash ' . $this->channel_hash, LOGGER_DATA);
 | |
| 		logger('dav: auth: observer ' . $this->observer, LOGGER_DATA);
 | |
| 		logger('dav: auth: owner_id ' . $this->owner_id, LOGGER_DATA);
 | |
| 		logger('dav: auth: owner_nick ' . $this->owner_nick, LOGGER_DATA);
 | |
| 	}
 | |
| 
 | |
| } // class RedBasicAuth
 | |
| 
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * RedBrowser class.
 | |
|  *
 | |
|  */
 | |
| class RedBrowser extends DAV\Browser\Plugin {
 | |
| 
 | |
| 	private $auth;
 | |
| 
 | |
| 	function __construct(&$auth) {
 | |
| 		$this->auth = $auth;
 | |
| 		$this->enableAssets = false;
 | |
| 	}
 | |
| 
 | |
| 	// 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;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * @brief Creates the directory listing for the given path.
 | |
| 	 *
 | |
| 	 * @param string $path which should be displayed
 | |
| 	 */
 | |
| 	public function generateDirectoryIndex($path) {
 | |
| 		// (owner_id = channel_id) is visitor owner of this directory?
 | |
| 		$is_owner = ((local_user() && $this->auth->owner_id == local_user()) ? true : false);
 | |
| 
 | |
| 		if ($this->auth->timezone)
 | |
| 			date_default_timezone_set($this->auth->timezone);
 | |
| 
 | |
| 		require_once('include/conversation.php');
 | |
| 
 | |
| 		if ($this->auth->owner_nick) {
 | |
| 			$html = profile_tabs(get_app(), (($is_owner) ? true : false), $this->auth->owner_nick);
 | |
| 		}
 | |
| 
 | |
| 		$files = $this->server->getPropertiesForPath($path, array(
 | |
| 			'{DAV:}displayname',
 | |
| 			'{DAV:}resourcetype',
 | |
| 			'{DAV:}getcontenttype',
 | |
| 			'{DAV:}getcontentlength',
 | |
| 			'{DAV:}getlastmodified',
 | |
| 			), 1);
 | |
| 
 | |
| 		$parent = $this->server->tree->getNodeForPath($path);
 | |
| 
 | |
| 		$parentpath = array();
 | |
| 		// only show parent if not leaving /cloud/; TODO how to improve this? 
 | |
| 		if ($path && $path != "cloud") {
 | |
| 			list($parentUri) = DAV\URLUtil::splitPath($path);
 | |
| 			$fullPath = DAV\URLUtil::encodePath($this->server->getBaseUri() . $parentUri);
 | |
| 
 | |
| 			$parentpath['icon'] = $this->enableAssets ? '<a href="' . $fullPath . '"><img src="' . $this->getAssetUrl('icons/parent' . $this->iconExtension) . '" width="24" alt="' . t('parent') . '"></a>' : '';
 | |
| 			$parentpath['path'] = $fullPath;
 | |
| 		}
 | |
| 
 | |
| 		$f = array();
 | |
| 		foreach ($files as $file) {
 | |
| 			$ft = array();
 | |
| 			$type = null;
 | |
| 
 | |
| 			// This is the current directory, we can skip it
 | |
| 			if (rtrim($file['href'],'/')==$path) continue;
 | |
| 
 | |
| 			list(, $name) = DAV\URLUtil::splitPath($file['href']);
 | |
| 
 | |
| 			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] = t('Collection');
 | |
| 							break;
 | |
| 						case '{DAV:}principal' :
 | |
| 							$type[$k] = t('Principal');
 | |
| 							break;
 | |
| 						case '{urn:ietf:params:xml:ns:carddav}addressbook' :
 | |
| 							$type[$k] = t('Addressbook');
 | |
| 							break;
 | |
| 						case '{urn:ietf:params:xml:ns:caldav}calendar' :
 | |
| 							$type[$k] = t('Calendar');
 | |
| 							break;
 | |
| 						case '{urn:ietf:params:xml:ns:caldav}schedule-inbox' :
 | |
| 							$type[$k] = t('Schedule Inbox');
 | |
| 							break;
 | |
| 						case '{urn:ietf:params:xml:ns:caldav}schedule-outbox' :
 | |
| 							$type[$k] = t('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 = t('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 = '<a href="' . $fullPath . '"><img src="' . $this->getAssetUrl($iconName . $this->iconExtension) . '" alt="" width="24"></a>';
 | |
| 						break;
 | |
| 					}
 | |
| 				}
 | |
| 			}
 | |
| 	
 | |
| 			$parentHash = "";
 | |
| 			$owner = $this->auth->owner_id;
 | |
| 			$splitPath = split("/", $fullPath);
 | |
| 			if (count($splitPath) > 3) {
 | |
| 				for ($i = 3; $i < count($splitPath); $i++) {
 | |
| 					$attachName = urldecode($splitPath[$i]);
 | |
| 					$attachHash = $this->findAttachHash($owner, $parentHash, $attachName);
 | |
| 					$parentHash = $attachHash;
 | |
| 				}
 | |
| 			}
 | |
| 
 | |
| 			$attachIcon = ""; // "<a href=\"attach/".$attachHash."\" title=\"".$displayName."\"><i class=\"icon-download\"></i></a>";
 | |
| 
 | |
| 			// put the array for this file together
 | |
| 			$ft['attachId'] = $this->findAttachIdByHash($attachHash);
 | |
| 			$ft['fileStorageUrl'] = substr($fullPath, 0, strpos($fullPath, "cloud/")) . "filestorage/" . $this->auth->channel_name;
 | |
| 			$ft['icon'] = $icon;
 | |
| 			$ft['attachIcon'] = (($size) ? $attachIcon : '');
 | |
| 			// @todo Should this be an item value, not a global one?
 | |
| 			$ft['is_owner'] = $is_owner;
 | |
| 			$ft['fullPath'] = $fullPath;
 | |
| 			$ft['displayName'] = $displayName;
 | |
| 			$ft['type'] = $type;
 | |
| 			$ft['size'] = $size;
 | |
| 			$ft['sizeFormatted'] = $this->userReadableSize($size);
 | |
| 			$ft['lastmodified'] = (($lastmodified) ? datetime_convert('UTC', date_default_timezone_get(), $lastmodified) : '');
 | |
| 
 | |
| 			$f[] = $ft;
 | |
| 		}
 | |
| 
 | |
| 		// Storage and quota for the account (all channels of the owner of this directory)!
 | |
| 		$limit = service_class_fetch($owner, 'attach_upload_limit');
 | |
| 		$r = q("SELECT SUM(filesize) AS total FROM attach WHERE aid = %d",
 | |
| 			intval($this->auth->channel_account_id)
 | |
| 		);
 | |
| 		$used = $r[0]['total'];
 | |
| 		if ($used) {
 | |
| 			$quotaDesc = t('%1$s used');
 | |
| 			$quotaDesc = sprintf($quotaDesc,
 | |
| 				$this->userReadableSize($used));
 | |
| 		}
 | |
| 		if ($limit && $used) {
 | |
| 			$quotaDesc = t('%1$s used of %2$s (%3$s%)');
 | |
| 			$quotaDesc = sprintf($quotaDesc,
 | |
| 				$this->userReadableSize($used),
 | |
| 				$this->userReadableSize($limit),
 | |
| 				round($used / $limit, 1));
 | |
| 		}
 | |
| 
 | |
| 		// prepare quota for template
 | |
| 		$quota['used'] = $used;
 | |
| 		$quota['limit'] = $limit;
 | |
| 		$quota['desc'] = $quotaDesc;
 | |
| 
 | |
| 		$html .= replace_macros(get_markup_template('cloud_directory.tpl'), array(
 | |
| 				'$header' => t('Files') . ": " . $this->escapeHTML($path) . "/",
 | |
| 				'$parentpath' => $parentpath,
 | |
| 				'$entries' => $f,
 | |
| 				'$quota' => $quota
 | |
| 			));
 | |
| 
 | |
| 		$output = '';
 | |
| 		if ($this->enablePost) {
 | |
| 			$this->server->broadcastEvent('onHTMLActionsPanel', array($parent, &$output));
 | |
| 		}
 | |
| 		$html .= $output;
 | |
| 	
 | |
| 		get_app()->page['content'] = $html;
 | |
| 		construct_page(get_app());
 | |
| 	}
 | |
| 
 | |
| 	function userReadableSize($size) {
 | |
| 		$ret = "";
 | |
| 		if (is_numeric($size)) {
 | |
| 			$incr = 0;
 | |
| 			$k = 1024;
 | |
| 			$unit = array('bytes', 'KB', 'MB', 'GB', 'TB', 'PB');
 | |
| 			while (($size / $k) >= 1){
 | |
| 				$incr++;
 | |
| 				$size = round($size / $k, 2);
 | |
| 			}
 | |
| 			$ret = $size . " " . $unit[$incr];
 | |
| 		}
 | |
| 		return $ret;
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * Creates a form to add new folders and upload files.
 | |
| 	 *
 | |
| 	 * @param DAV\INode $node
 | |
| 	 * @param string &$output
 | |
| 	 */
 | |
| 	public function htmlActionsPanel(DAV\INode $node, &$output) {
 | |
| 
 | |
| 	//Removed link to filestorage page
 | |
| 	//if($this->auth->owner_id && $this->auth->owner_id == $this->auth->channel_id) {
 | |
| 	//		$channel = get_app()->get_channel();
 | |
| 	//	if($channel) {
 | |
| 	//		$output .= '<tr><td colspan="2"><a href="filestorage/' . $channel['channel_address'] . '" >' . t('Edit File properties') . '</a></td></tr><tr><td> </td></tr>';
 | |
| 	//	}
 | |
| 	//}
 | |
| 
 | |
| 		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;
 | |
| 
 | |
| 		$output .= replace_macros(get_markup_template('cloud_actionspanel.tpl'), array(
 | |
| 				'$folder_header' => t('Create new folder'),
 | |
| 				'$folder_submit' => t('Create'),
 | |
| 				'$upload_header' => t('Upload file'),
 | |
| 				'$upload_submit' => t('Upload')
 | |
| 			));
 | |
| 	}
 | |
| 
 | |
| 	/**
 | |
| 	 * This method takes a path/name of an asset and turns it into url
 | |
| 	 * suiteable for http access.
 | |
| 	 *
 | |
| 	 * @param string $assetName
 | |
| 	 * @return string
 | |
| 	 */
 | |
| 	protected function getAssetUrl($assetName) {
 | |
| 		return z_root() . '/cloud/?sabreAction=asset&assetName=' . urlencode($assetName);
 | |
| 	}
 | |
| 
 | |
| 	protected function findAttachHash($owner, $parentHash, $attachName) {
 | |
| 		$r = q("SELECT * FROM attach WHERE uid = %d AND folder = '%s' AND filename = '%s' ORDER BY edited desc LIMIT 1",
 | |
| 			intval($owner),
 | |
| 			dbesc($parentHash),
 | |
| 			dbesc($attachName)
 | |
| 		);
 | |
| 		$hash = "";
 | |
| 		if ($r) {
 | |
| 			foreach ($r as $rr) {
 | |
| 				$hash = $rr['hash'];
 | |
| 			}
 | |
| 		}
 | |
| 		return $hash;
 | |
| 	}
 | |
| 
 | |
| 	protected function findAttachIdByHash($attachHash) {
 | |
| 		$r = q("SELECT * FROM attach WHERE hash = '%s' ORDER BY edited DESC LIMIT 1",
 | |
| 			dbesc($attachHash)
 | |
| 		);
 | |
| 		$id = "";
 | |
| 		if ($r) {
 | |
| 			foreach ($r as $rr) {
 | |
| 				$id = $rr['id'];
 | |
| 			}
 | |
| 		}
 | |
| 		return $id;
 | |
| 	}
 | |
| 
 | |
| } // class RedBrowser
 |