From c53d8d026021f97075fb2f4940ba22793c38fb6e Mon Sep 17 00:00:00 2001 From: davehauenstein Date: Wed, 15 Apr 2009 22:06:42 +0000 Subject: added toolbar; functionality includes refresh button to get back to original page, print article, email a link to the article with a personal note git-svn-id: http://arc90labs-readability.googlecode.com/svn/trunk@31 d4e419ec-0920-11de-bbfd-a7c1bc4c261e --- lib/Zend/Mail/Storage/Abstract.php | 366 +++++++++ lib/Zend/Mail/Storage/Exception.php | 39 + lib/Zend/Mail/Storage/Folder.php | 236 ++++++ lib/Zend/Mail/Storage/Folder/Interface.php | 60 ++ lib/Zend/Mail/Storage/Folder/Maildir.php | 265 +++++++ lib/Zend/Mail/Storage/Folder/Mbox.php | 264 +++++++ lib/Zend/Mail/Storage/Imap.php | 644 ++++++++++++++++ lib/Zend/Mail/Storage/Maildir.php | 475 ++++++++++++ lib/Zend/Mail/Storage/Mbox.php | 447 +++++++++++ lib/Zend/Mail/Storage/Pop3.php | 328 ++++++++ lib/Zend/Mail/Storage/Writable/Interface.php | 108 +++ lib/Zend/Mail/Storage/Writable/Maildir.php | 1049 ++++++++++++++++++++++++++ 12 files changed, 4281 insertions(+) create mode 100644 lib/Zend/Mail/Storage/Abstract.php create mode 100644 lib/Zend/Mail/Storage/Exception.php create mode 100644 lib/Zend/Mail/Storage/Folder.php create mode 100644 lib/Zend/Mail/Storage/Folder/Interface.php create mode 100644 lib/Zend/Mail/Storage/Folder/Maildir.php create mode 100644 lib/Zend/Mail/Storage/Folder/Mbox.php create mode 100644 lib/Zend/Mail/Storage/Imap.php create mode 100644 lib/Zend/Mail/Storage/Maildir.php create mode 100644 lib/Zend/Mail/Storage/Mbox.php create mode 100644 lib/Zend/Mail/Storage/Pop3.php create mode 100644 lib/Zend/Mail/Storage/Writable/Interface.php create mode 100644 lib/Zend/Mail/Storage/Writable/Maildir.php (limited to 'lib/Zend/Mail/Storage') diff --git a/lib/Zend/Mail/Storage/Abstract.php b/lib/Zend/Mail/Storage/Abstract.php new file mode 100644 index 0000000..9e84d93 --- /dev/null +++ b/lib/Zend/Mail/Storage/Abstract.php @@ -0,0 +1,366 @@ + true, + 'delete' => false, + 'create' => false, + 'top' => false, + 'fetchPart' => true, + 'flags' => false); + + /** + * current iteration position + * @var int + */ + protected $_iterationPos = 0; + + /** + * maximum iteration position (= message count) + * @var null|int + */ + protected $_iterationMax = null; + + /** + * used message class, change it in an extened class to extend the returned message class + * @var string + */ + protected $_messageClass = 'Zend_Mail_Message'; + + /** + * Getter for has-properties. The standard has properties + * are: hasFolder, hasUniqueid, hasDelete, hasCreate, hasTop + * + * The valid values for the has-properties are: + * - true if a feature is supported + * - false if a feature is not supported + * - null is it's not yet known or it can't be know if a feature is supported + * + * @param string $var property name + * @return bool supported or not + * @throws Zend_Mail_Storage_Exception + */ + public function __get($var) + { + if (strpos($var, 'has') === 0) { + $var = strtolower(substr($var, 3)); + return isset($this->_has[$var]) ? $this->_has[$var] : null; + } + + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception($var . ' not found'); + } + + + /** + * Get a full list of features supported by the specific mail lib and the server + * + * @return array list of features as array(featurename => true|false[|null]) + */ + public function getCapabilities() + { + return $this->_has; + } + + + /** + * Count messages messages in current box/folder + * + * @return int number of messages + * @throws Zend_Mail_Storage_Exception + */ + abstract public function countMessages(); + + + /** + * Get a list of messages with number and size + * + * @param int $id number of message + * @return int|array size of given message of list with all messages as array(num => size) + */ + abstract public function getSize($id = 0); + + + /** + * Get a message with headers and body + * + * @param $id int number of message + * @return Zend_Mail_Message + */ + abstract public function getMessage($id); + + + /** + * Get raw header of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage header + * @param int $topLines include this many lines with header (after an empty line) + * @return string raw header + */ + abstract public function getRawHeader($id, $part = null, $topLines = 0); + + /** + * Get raw content of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage content + * @return string raw content + */ + abstract public function getRawContent($id, $part = null); + + /** + * Create instance with parameters + * + * @param array $params mail reader specific parameters + * @throws Zend_Mail_Storage_Exception + */ + abstract public function __construct($params); + + + /** + * Destructor calls close() and therefore closes the resource. + */ + public function __destruct() + { + $this->close(); + } + + + /** + * Close resource for mail lib. If you need to control, when the resource + * is closed. Otherwise the destructor would call this. + * + * @return null + */ + abstract public function close(); + + + /** + * Keep the resource alive. + * + * @return null + */ + abstract public function noop(); + + /** + * delete a message from current box/folder + * + * @return null + */ + abstract public function removeMessage($id); + + /** + * get unique id for one or all messages + * + * if storage does not support unique ids it's the same as the message number + * + * @param int|null $id message number + * @return array|string message number for given message or all messages as array + * @throws Zend_Mail_Storage_Exception + */ + abstract public function getUniqueId($id = null); + + /** + * get a message number from a unique id + * + * I.e. if you have a webmailer that supports deleting messages you should use unique ids + * as parameter and use this method to translate it to message number right before calling removeMessage() + * + * @param string $id unique id + * @return int message number + * @throws Zend_Mail_Storage_Exception + */ + abstract public function getNumberByUniqueId($id); + + // interface implementations follows + + /** + * Countable::count() + * + * @return int + */ + public function count() + { + return $this->countMessages(); + } + + + /** + * ArrayAccess::offsetExists() + * + * @param int $id + * @return boolean + */ + public function offsetExists($id) + { + try { + if ($this->getMessage($id)) { + return true; + } + } catch(Zend_Mail_Storage_Exception $e) {} + + return false; + } + + + /** + * ArrayAccess::offsetGet() + * + * @param int $id + * @return Zend_Mail_Message message object + */ + public function offsetGet($id) + { + return $this->getMessage($id); + } + + + /** + * ArrayAccess::offsetSet() + * + * @param id $id + * @param mixed $value + * @throws Zend_Mail_Storage_Exception + * @return void + */ + public function offsetSet($id, $value) + { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot write mail messages via array access'); + } + + + /** + * ArrayAccess::offsetUnset() + * + * @param int $id + * @return boolean success + */ + public function offsetUnset($id) + { + return $this->removeMessage($id); + } + + + /** + * Iterator::rewind() + * + * Rewind always gets the new count from the storage. Thus if you use + * the interfaces and your scripts take long you should use reset() + * from time to time. + * + * @return void + */ + public function rewind() + { + $this->_iterationMax = $this->countMessages(); + $this->_iterationPos = 1; + } + + + /** + * Iterator::current() + * + * @return Zend_Mail_Message current message + */ + public function current() + { + return $this->getMessage($this->_iterationPos); + } + + + /** + * Iterator::key() + * + * @return int id of current position + */ + public function key() + { + return $this->_iterationPos; + } + + + /** + * Iterator::next() + * + * @return void + */ + public function next() + { + ++$this->_iterationPos; + } + + + /** + * Iterator::valid() + * + * @return boolean + */ + public function valid() + { + if ($this->_iterationMax === null) { + $this->_iterationMax = $this->countMessages(); + } + return $this->_iterationPos && $this->_iterationPos <= $this->_iterationMax; + } + + + /** + * SeekableIterator::seek() + * + * @param int $pos + * @return void + * @throws OutOfBoundsException + */ + public function seek($pos) + { + if ($this->_iterationMax === null) { + $this->_iterationMax = $this->countMessages(); + } + + if ($pos > $this->_iterationMax) { + throw new OutOfBoundsException('this position does not exist'); + } + $this->_iterationPos = $pos; + } + +} diff --git a/lib/Zend/Mail/Storage/Exception.php b/lib/Zend/Mail/Storage/Exception.php new file mode 100644 index 0000000..1aea4f9 --- /dev/null +++ b/lib/Zend/Mail/Storage/Exception.php @@ -0,0 +1,39 @@ + Zend_Mail_Storage_Folder folder) + * @var array + */ + protected $_folders; + + /** + * local name (name of folder in parent folder) + * @var string + */ + protected $_localName; + + /** + * global name (absolute name of folder) + * @var string + */ + protected $_globalName; + + /** + * folder is selectable if folder is able to hold messages, else it's just a parent folder + * @var bool + */ + protected $_selectable = true; + + /** + * create a new mail folder instance + * + * @param string $localName name of folder in current subdirectory + * @param string $globalName absolute name of folder + * @param bool $selectable if true folder holds messages, if false it's just a parent for subfolders + * @param array $folders init with given instances of Zend_Mail_Storage_Folder as subfolders + */ + public function __construct($localName, $globalName = '', $selectable = true, array $folders = array()) + { + $this->_localName = $localName; + $this->_globalName = $globalName ? $globalName : $localName; + $this->_selectable = $selectable; + $this->_folders = $folders; + } + + /** + * implements RecursiveIterator::hasChildren() + * + * @return bool current element has children + */ + public function hasChildren() + { + $current = $this->current(); + return $current && $current instanceof Zend_Mail_Storage_Folder && !$current->isLeaf(); + } + + /** + * implements RecursiveIterator::getChildren() + * + * @return Zend_Mail_Storage_Folder same as self::current() + */ + public function getChildren() + { + return $this->current(); + } + + /** + * implements Iterator::valid() + * + * @return bool check if there's a current element + */ + public function valid() + { + return key($this->_folders) !== null; + } + + /** + * implements Iterator::next() + * + * @return null + */ + public function next() + { + next($this->_folders); + } + + /** + * implements Iterator::key() + * + * @return string key/local name of current element + */ + public function key() + { + return key($this->_folders); + } + + /** + * implements Iterator::current() + * + * @return Zend_Mail_Storage_Folder current folder + */ + public function current() + { + return current($this->_folders); + } + + /** + * implements Iterator::rewind() + * + * @return null + */ + public function rewind() + { + reset($this->_folders); + } + + /** + * get subfolder named $name + * + * @param string $name wanted subfolder + * @return Zend_Mail_Storage_Folder folder named $folder + * @throws Zend_Mail_Storage_Exception + */ + public function __get($name) + { + if (!isset($this->_folders[$name])) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("no subfolder named $name"); + } + + return $this->_folders[$name]; + } + + /** + * add or replace subfolder named $name + * + * @param string $name local name of subfolder + * @param Zend_Mail_Storage_Folder $folder instance for new subfolder + * @return null + */ + public function __set($name, Zend_Mail_Storage_Folder $folder) + { + $this->_folders[$name] = $folder; + } + + /** + * remove subfolder named $name + * + * @param string $name local name of subfolder + * @return null + */ + public function __unset($name) + { + unset($this->_folders[$name]); + } + + /** + * magic method for easy output of global name + * + * @return string global name of folder + */ + public function __toString() + { + return (string)$this->getGlobalName(); + } + + /** + * get local name + * + * @return string local name + */ + public function getLocalName() + { + return $this->_localName; + } + + /** + * get global name + * + * @return string global name + */ + public function getGlobalName() + { + return $this->_globalName; + } + + /** + * is this folder selectable? + * + * @return bool selectable + */ + public function isSelectable() + { + return $this->_selectable; + } + + /** + * check if folder has no subfolder + * + * @return bool true if no subfolders + */ + public function isLeaf() + { + return empty($this->_folders); + } +} diff --git a/lib/Zend/Mail/Storage/Folder/Interface.php b/lib/Zend/Mail/Storage/Folder/Interface.php new file mode 100644 index 0000000..cb148b7 --- /dev/null +++ b/lib/Zend/Mail/Storage/Folder/Interface.php @@ -0,0 +1,60 @@ +dirname) || !is_dir($params->dirname)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('no valid dirname given in params'); + } + + $this->_rootdir = rtrim($params->dirname, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR; + + $this->_delim = isset($params->delim) ? $params->delim : '.'; + + $this->_buildFolderTree(); + $this->selectFolder(!empty($params->folder) ? $params->folder : 'INBOX'); + $this->_has['top'] = true; + $this->_has['flags'] = true; + } + + /** + * find all subfolders and mbox files for folder structure + * + * Result is save in Zend_Mail_Storage_Folder instances with the root in $this->_rootFolder. + * $parentFolder and $parentGlobalName are only used internally for recursion. + * + * @return null + * @throws Zend_Mail_Storage_Exception + */ + protected function _buildFolderTree() + { + $this->_rootFolder = new Zend_Mail_Storage_Folder('/', '/', false); + $this->_rootFolder->INBOX = new Zend_Mail_Storage_Folder('INBOX', 'INBOX', true); + + $dh = @opendir($this->_rootdir); + if (!$dh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("can't read folders in maildir"); + } + $dirs = array(); + while (($entry = readdir($dh)) !== false) { + // maildir++ defines folders must start with . + if ($entry[0] != '.' || $entry == '.' || $entry == '..') { + continue; + } + if ($this->_isMaildir($this->_rootdir . $entry)) { + $dirs[] = $entry; + } + } + closedir($dh); + + sort($dirs); + $stack = array(null); + $folderStack = array(null); + $parentFolder = $this->_rootFolder; + $parent = '.'; + + foreach ($dirs as $dir) { + do { + if (strpos($dir, $parent) === 0) { + $local = substr($dir, strlen($parent)); + if (strpos($local, $this->_delim) !== false) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('error while reading maildir'); + } + array_push($stack, $parent); + $parent = $dir . $this->_delim; + $folder = new Zend_Mail_Storage_Folder($local, substr($dir, 1), true); + $parentFolder->$local = $folder; + array_push($folderStack, $parentFolder); + $parentFolder = $folder; + break; + } else if ($stack) { + $parent = array_pop($stack); + $parentFolder = array_pop($folderStack); + } + } while ($stack); + if (!$stack) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('error while reading maildir'); + } + } + } + + /** + * get root folder or given folder + * + * @param string $rootFolder get folder structure for given folder, else root + * @return Zend_Mail_Storage_Folder root or wanted folder + * @throws Zend_Mail_Storage_Exception + */ + public function getFolders($rootFolder = null) + { + if (!$rootFolder || $rootFolder == 'INBOX') { + return $this->_rootFolder; + } + + // rootdir is same as INBOX in maildir + if (strpos($rootFolder, 'INBOX' . $this->_delim) === 0) { + $rootFolder = substr($rootFolder, 6); + } + $currentFolder = $this->_rootFolder; + $subname = trim($rootFolder, $this->_delim); + while ($currentFolder) { + @list($entry, $subname) = @explode($this->_delim, $subname, 2); + $currentFolder = $currentFolder->$entry; + if (!$subname) { + break; + } + } + + if ($currentFolder->getGlobalName() != rtrim($rootFolder, $this->_delim)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("folder $rootFolder not found"); + } + return $currentFolder; + } + + /** + * select given folder + * + * folder must be selectable! + * + * @param Zend_Mail_Storage_Folder|string $globalName global name of folder or instance for subfolder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function selectFolder($globalName) + { + $this->_currentFolder = (string)$globalName; + + // getting folder from folder tree for validation + $folder = $this->getFolders($this->_currentFolder); + + try { + $this->_openMaildir($this->_rootdir . '.' . $folder->getGlobalName()); + } catch(Zend_Mail_Storage_Exception $e) { + // check what went wrong + if (!$folder->isSelectable()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("{$this->_currentFolder} is not selectable"); + } + // seems like file has vanished; rebuilding folder tree - but it's still an exception + $this->_buildFolderTree($this->_rootdir); + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('seems like the maildir has vanished, I\'ve rebuild the ' . + 'folder tree, search for an other folder and try again'); + } + } + + /** + * get Zend_Mail_Storage_Folder instance for current folder + * + * @return Zend_Mail_Storage_Folder instance of current folder + * @throws Zend_Mail_Storage_Exception + */ + public function getCurrentFolder() + { + return $this->_currentFolder; + } +} diff --git a/lib/Zend/Mail/Storage/Folder/Mbox.php b/lib/Zend/Mail/Storage/Folder/Mbox.php new file mode 100644 index 0000000..797148d --- /dev/null +++ b/lib/Zend/Mail/Storage/Folder/Mbox.php @@ -0,0 +1,264 @@ +filename)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('use Zend_Mail_Storage_Mbox for a single file'); + } + + if (!isset($params->dirname) || !is_dir($params->dirname)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('no valid dirname given in params'); + } + + $this->_rootdir = rtrim($params->dirname, DIRECTORY_SEPARATOR) . DIRECTORY_SEPARATOR; + + $this->_buildFolderTree($this->_rootdir); + $this->selectFolder(!empty($params->folder) ? $params->folder : 'INBOX'); + $this->_has['top'] = true; + $this->_has['uniqueid'] = false; + } + + /** + * find all subfolders and mbox files for folder structure + * + * Result is save in Zend_Mail_Storage_Folder instances with the root in $this->_rootFolder. + * $parentFolder and $parentGlobalName are only used internally for recursion. + * + * @param string $currentDir call with root dir, also used for recursion. + * @param Zend_Mail_Storage_Folder|null $parentFolder used for recursion + * @param string $parentGlobalName used for rescursion + * @return null + * @throws Zend_Mail_Storage_Exception + */ + protected function _buildFolderTree($currentDir, $parentFolder = null, $parentGlobalName = '') + { + if (!$parentFolder) { + $this->_rootFolder = new Zend_Mail_Storage_Folder('/', '/', false); + $parentFolder = $this->_rootFolder; + } + + $dh = @opendir($currentDir); + if (!$dh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("can't read dir $currentDir"); + } + while (($entry = readdir($dh)) !== false) { + // ignore hidden files for mbox + if ($entry[0] == '.') { + continue; + } + $absoluteEntry = $currentDir . $entry; + $globalName = $parentGlobalName . DIRECTORY_SEPARATOR . $entry; + if (is_file($absoluteEntry) && $this->_isMboxFile($absoluteEntry)) { + $parentFolder->$entry = new Zend_Mail_Storage_Folder($entry, $globalName); + continue; + } + if (!is_dir($absoluteEntry) /* || $entry == '.' || $entry == '..' */) { + continue; + } + $folder = new Zend_Mail_Storage_Folder($entry, $globalName, false); + $parentFolder->$entry = $folder; + $this->_buildFolderTree($absoluteEntry . DIRECTORY_SEPARATOR, $folder, $globalName); + } + + closedir($dh); + } + + /** + * get root folder or given folder + * + * @param string $rootFolder get folder structure for given folder, else root + * @return Zend_Mail_Storage_Folder root or wanted folder + * @throws Zend_Mail_Storage_Exception + */ + public function getFolders($rootFolder = null) + { + if (!$rootFolder) { + return $this->_rootFolder; + } + + $currentFolder = $this->_rootFolder; + $subname = trim($rootFolder, DIRECTORY_SEPARATOR); + while ($currentFolder) { + @list($entry, $subname) = @explode(DIRECTORY_SEPARATOR, $subname, 2); + $currentFolder = $currentFolder->$entry; + if (!$subname) { + break; + } + } + + if ($currentFolder->getGlobalName() != DIRECTORY_SEPARATOR . trim($rootFolder, DIRECTORY_SEPARATOR)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("folder $rootFolder not found"); + } + return $currentFolder; + } + + /** + * select given folder + * + * folder must be selectable! + * + * @param Zend_Mail_Storage_Folder|string $globalName global name of folder or instance for subfolder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function selectFolder($globalName) + { + $this->_currentFolder = (string)$globalName; + + // getting folder from folder tree for validation + $folder = $this->getFolders($this->_currentFolder); + + try { + $this->_openMboxFile($this->_rootdir . $folder->getGlobalName()); + } catch(Zend_Mail_Storage_Exception $e) { + // check what went wrong + if (!$folder->isSelectable()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("{$this->_currentFolder} is not selectable"); + } + // seems like file has vanished; rebuilding folder tree - but it's still an exception + $this->_buildFolderTree($this->_rootdir); + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('seems like the mbox file has vanished, I\'ve rebuild the ' . + 'folder tree, search for an other folder and try again'); + } + } + + /** + * get Zend_Mail_Storage_Folder instance for current folder + * + * @return Zend_Mail_Storage_Folder instance of current folder + * @throws Zend_Mail_Storage_Exception + */ + public function getCurrentFolder() + { + return $this->_currentFolder; + } + + /** + * magic method for serialize() + * + * with this method you can cache the mbox class + * + * @return array name of variables + */ + public function __sleep() + { + return array_merge(parent::__sleep(), array('_currentFolder', '_rootFolder', '_rootdir')); + } + + /** + * magic method for unserialize() + * + * with this method you can cache the mbox class + * + * @return null + */ + public function __wakeup() + { + // if cache is stall selectFolder() rebuilds the tree on error + parent::__wakeup(); + } +} diff --git a/lib/Zend/Mail/Storage/Imap.php b/lib/Zend/Mail/Storage/Imap.php new file mode 100644 index 0000000..f4051f9 --- /dev/null +++ b/lib/Zend/Mail/Storage/Imap.php @@ -0,0 +1,644 @@ + Zend_Mail_Storage::FLAG_PASSED, + '\Answered' => Zend_Mail_Storage::FLAG_ANSWERED, + '\Seen' => Zend_Mail_Storage::FLAG_SEEN, + '\Deleted' => Zend_Mail_Storage::FLAG_DELETED, + '\Draft' => Zend_Mail_Storage::FLAG_DRAFT, + '\Flagged' => Zend_Mail_Storage::FLAG_FLAGGED); + + /** + * map flags to search criterias + * @var array + */ + protected static $_searchFlags = array('\Recent' => 'RECENT', + '\Answered' => 'ANSWERED', + '\Seen' => 'SEEN', + '\Deleted' => 'DELETED', + '\Draft' => 'DRAFT', + '\Flagged' => 'FLAGGED'); + + /** + * Count messages all messages in current box + * + * @return int number of messages + * @throws Zend_Mail_Storage_Exception + * @throws Zend_Mail_Protocol_Exception + */ + public function countMessages($flags = null) + { + if (!$this->_currentFolder) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('No selected folder to count'); + } + + if ($flags === null) { + return count($this->_protocol->search(array('ALL'))); + } + + $params = array(); + foreach ((array)$flags as $flag) { + if (isset(self::$_searchFlags[$flag])) { + $params[] = self::$_searchFlags[$flag]; + } else { + $params[] = 'KEYWORD'; + $params[] = $this->_protocol->escapeString($flag); + } + } + return count($this->_protocol->search($params)); + } + + /** + * get a list of messages with number and size + * + * @param int $id number of message + * @return int|array size of given message of list with all messages as array(num => size) + * @throws Zend_Mail_Protocol_Exception + */ + public function getSize($id = 0) + { + if ($id) { + return $this->_protocol->fetch('RFC822.SIZE', $id); + } + return $this->_protocol->fetch('RFC822.SIZE', 1, INF); + } + + /** + * Fetch a message + * + * @param int $id number of message + * @return Zend_Mail_Message + * @throws Zend_Mail_Protocol_Exception + */ + public function getMessage($id) + { + $data = $this->_protocol->fetch(array('FLAGS', 'RFC822.HEADER'), $id); + $header = $data['RFC822.HEADER']; + + $flags = array(); + foreach ($data['FLAGS'] as $flag) { + $flags[] = isset(self::$_knownFlags[$flag]) ? self::$_knownFlags[$flag] : $flag; + } + + return new $this->_messageClass(array('handler' => $this, 'id' => $id, 'headers' => $header, 'flags' => $flags)); + } + + /* + * Get raw header of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage header + * @param int $topLines include this many lines with header (after an empty line) + * @param int $topLines include this many lines with header (after an empty line) + * @return string raw header + * @throws Zend_Mail_Protocol_Exception + * @throws Zend_Mail_Storage_Exception + */ + public function getRawHeader($id, $part = null, $topLines = 0) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + + // TODO: toplines + return $this->_protocol->fetch('RFC822.HEADER', $id); + } + + /* + * Get raw content of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage content + * @return string raw content + * @throws Zend_Mail_Protocol_Exception + * @throws Zend_Mail_Storage_Exception + */ + public function getRawContent($id, $part = null) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + + return $this->_protocol->fetch('RFC822.TEXT', $id); + } + + /** + * create instance with parameters + * Supported paramters are + * - user username + * - host hostname or ip address of IMAP server [optional, default = 'localhost'] + * - password password for user 'username' [optional, default = ''] + * - port port for IMAP server [optional, default = 110] + * - ssl 'SSL' or 'TLS' for secure sockets + * - folder select this folder [optional, default = 'INBOX'] + * + * @param array $params mail reader specific parameters + * @throws Zend_Mail_Storage_Exception + * @throws Zend_Mail_Protocol_Exception + */ + public function __construct($params) + { + if (is_array($params)) { + $params = (object)$params; + } + + $this->_has['flags'] = true; + + if ($params instanceof Zend_Mail_Protocol_Imap) { + $this->_protocol = $params; + try { + $this->selectFolder('INBOX'); + } catch(Zend_Mail_Storage_Exception $e) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot select INBOX, is this a valid transport?'); + } + return; + } + + if (!isset($params->user)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('need at least user in params'); + } + + $host = isset($params->host) ? $params->host : 'localhost'; + $password = isset($params->password) ? $params->password : ''; + $port = isset($params->port) ? $params->port : null; + $ssl = isset($params->ssl) ? $params->ssl : false; + + $this->_protocol = new Zend_Mail_Protocol_Imap(); + $this->_protocol->connect($host, $port, $ssl); + if (!$this->_protocol->login($params->user, $password)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot login, user or password wrong'); + } + $this->selectFolder(isset($params->folder) ? $params->folder : 'INBOX'); + } + + /** + * Close resource for mail lib. If you need to control, when the resource + * is closed. Otherwise the destructor would call this. + * + * @return null + */ + public function close() + { + $this->_currentFolder = ''; + $this->_protocol->logout(); + } + + /** + * Keep the server busy. + * + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function noop() + { + if (!$this->_protocol->noop()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('could not do nothing'); + } + } + + /** + * Remove a message from server. If you're doing that from a web enviroment + * you should be careful and use a uniqueid as parameter if possible to + * identify the message. + * + * @param int $id number of message + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function removeMessage($id) + { + if (!$this->_protocol->store(array(Zend_Mail_Storage::FLAG_DELETED), $id, null, '+')) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot set deleted flag'); + } + // TODO: expunge here or at close? we can handle an error here better and are more fail safe + if (!$this->_protocol->expunge()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('message marked as deleted, but could not expunge'); + } + } + + /** + * get unique id for one or all messages + * + * if storage does not support unique ids it's the same as the message number + * + * @param int|null $id message number + * @return array|string message number for given message or all messages as array + * @throws Zend_Mail_Storage_Exception + */ + public function getUniqueId($id = null) + { + if ($id) { + return $this->_protocol->fetch('UID', $id); + } + + return $this->_protocol->fetch('UID', 1, INF); + } + + /** + * get a message number from a unique id + * + * I.e. if you have a webmailer that supports deleting messages you should use unique ids + * as parameter and use this method to translate it to message number right before calling removeMessage() + * + * @param string $id unique id + * @return int message number + * @throws Zend_Mail_Storage_Exception + */ + public function getNumberByUniqueId($id) + { + // TODO: use search to find number directly + $ids = $this->getUniqueId(); + foreach ($ids as $k => $v) { + if ($v == $id) { + return $k; + } + } + + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('unique id not found'); + } + + + /** + * get root folder or given folder + * + * @param string $rootFolder get folder structure for given folder, else root + * @return Zend_Mail_Storage_Folder root or wanted folder + * @throws Zend_Mail_Storage_Exception + * @throws Zend_Mail_Protocol_Exception + */ + public function getFolders($rootFolder = null) + { + $folders = $this->_protocol->listMailbox((string)$rootFolder); + if (!$folders) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('folder not found'); + } + + ksort($folders, SORT_STRING); + $root = new Zend_Mail_Storage_Folder('/', '/', false); + $stack = array(null); + $folderStack = array(null); + $parentFolder = $root; + $parent = ''; + + foreach ($folders as $globalName => $data) { + do { + if (!$parent || strpos($globalName, $parent) === 0) { + $pos = strrpos($globalName, $data['delim']); + if ($pos === false) { + $localName = $globalName; + } else { + $localName = substr($globalName, $pos + 1); + } + $selectable = !$data['flags'] || !in_array('\\Noselect', $data['flags']); + + array_push($stack, $parent); + $parent = $globalName . $data['delim']; + $folder = new Zend_Mail_Storage_Folder($localName, $globalName, $selectable); + $parentFolder->$localName = $folder; + array_push($folderStack, $parentFolder); + $parentFolder = $folder; + break; + } else if ($stack) { + $parent = array_pop($stack); + $parentFolder = array_pop($folderStack); + } + } while ($stack); + if (!$stack) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('error while constructing folder tree'); + } + } + + return $root; + } + + /** + * select given folder + * + * folder must be selectable! + * + * @param Zend_Mail_Storage_Folder|string $globalName global name of folder or instance for subfolder + * @return null + * @throws Zend_Mail_Storage_Exception + * @throws Zend_Mail_Protocol_Exception + */ + public function selectFolder($globalName) + { + $this->_currentFolder = $globalName; + if (!$this->_protocol->select($this->_currentFolder)) { + $this->_currentFolder = ''; + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot change folder, maybe it does not exist'); + } + } + + + /** + * get Zend_Mail_Storage_Folder instance for current folder + * + * @return Zend_Mail_Storage_Folder instance of current folder + * @throws Zend_Mail_Storage_Exception + */ + public function getCurrentFolder() + { + return $this->_currentFolder; + } + + /** + * create a new folder + * + * This method also creates parent folders if necessary. Some mail storages may restrict, which folder + * may be used as parent or which chars may be used in the folder name + * + * @param string $name global name of folder, local name if $parentFolder is set + * @param string|Zend_Mail_Storage_Folder $parentFolder parent folder for new folder, else root folder is parent + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function createFolder($name, $parentFolder = null) + { + // TODO: we assume / as the hierarchy delim - need to get that from the folder class! + if ($parentFolder instanceof Zend_Mail_Storage_Folder) { + $folder = $parentFolder->getGlobalName() . '/' . $name; + } else if ($parentFolder != null) { + $folder = $parentFolder . '/' . $name; + } else { + $folder = $name; + } + + if (!$this->_protocol->create($folder)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot create folder'); + } + } + + /** + * remove a folder + * + * @param string|Zend_Mail_Storage_Folder $name name or instance of folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function removeFolder($name) + { + if ($name instanceof Zend_Mail_Storage_Folder) { + $name = $name->getGlobalName(); + } + + if (!$this->_protocol->delete($name)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot delete folder'); + } + } + + /** + * rename and/or move folder + * + * The new name has the same restrictions as in createFolder() + * + * @param string|Zend_Mail_Storage_Folder $oldName name or instance of folder + * @param string $newName new global name of folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function renameFolder($oldName, $newName) + { + if ($oldName instanceof Zend_Mail_Storage_Folder) { + $oldName = $oldName->getGlobalName(); + } + + if (!$this->_protocol->rename($oldName, $newName)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot rename folder'); + } + } + + /** + * append a new message to mail storage + * + * @param string $message message as string or instance of message class + * @param null|string|Zend_Mail_Storage_Folder $folder folder for new message, else current folder is taken + * @param null|array $flags set flags for new message, else a default set is used + * @throws Zend_Mail_Storage_Exception + */ + // not yet * @param string|Zend_Mail_Message|Zend_Mime_Message $message message as string or instance of message class + public function appendMessage($message, $folder = null, $flags = null) + { + if ($folder === null) { + $folder = $this->_currentFolder; + } + + if ($flags === null) { + $flags = array(Zend_Mail_Storage::FLAG_SEEN); + } + + // TODO: handle class instances for $message + if (!$this->_protocol->append($folder, $message, $flags)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot create message, please check if the folder exists and your flags'); + } + } + + /** + * copy an existing message + * + * @param int $id number of message + * @param string|Zend_Mail_Storage_Folder $folder name or instance of targer folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function copyMessage($id, $folder) + { + if (!$this->_protocol->copy($folder, $id)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot copy message, does the folder exist?'); + } + } + + /** + * move an existing message + * + * NOTE: imap has no native move command, thus it's emulated with copy and delete + * + * @param int $id number of message + * @param string|Zend_Mail_Storage_Folder $folder name or instance of targer folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function moveMessage($id, $folder) { + $this->copyMessage($id, $folder); + $this->removeMessage($id); + } + + /** + * set flags for message + * + * NOTE: this method can't set the recent flag. + * + * @param int $id number of message + * @param array $flags new flags for message + * @throws Zend_Mail_Storage_Exception + */ + public function setFlags($id, $flags) + { + if (!$this->_protocol->store($flags, $id)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot set flags, have you tried to set the recent flag or special chars?'); + } + } +} + diff --git a/lib/Zend/Mail/Storage/Maildir.php b/lib/Zend/Mail/Storage/Maildir.php new file mode 100644 index 0000000..429636a --- /dev/null +++ b/lib/Zend/Mail/Storage/Maildir.php @@ -0,0 +1,475 @@ + Zend_Mail_Storage::FLAG_DRAFT, + 'F' => Zend_Mail_Storage::FLAG_FLAGGED, + 'P' => Zend_Mail_Storage::FLAG_PASSED, + 'R' => Zend_Mail_Storage::FLAG_ANSWERED, + 'S' => Zend_Mail_Storage::FLAG_SEEN, + 'T' => Zend_Mail_Storage::FLAG_DELETED); + + // TODO: getFlags($id) for fast access if headers are not needed (i.e. just setting flags)? + + /** + * Count messages all messages in current box + * + * @return int number of messages + * @throws Zend_Mail_Storage_Exception + */ + public function countMessages($flags = null) + { + if ($flags === null) { + return count($this->_files); + } + + $count = 0; + if (!is_array($flags)) { + foreach ($this->_files as $file) { + if (isset($file['flaglookup'][$flags])) { + ++$count; + } + } + return $count; + } + + $flags = array_flip($flags); + foreach ($this->_files as $file) { + foreach ($flags as $flag => $v) { + if (!isset($file['flaglookup'][$flag])) { + continue 2; + } + } + ++$count; + } + return $count; + } + + /** + * Get one or all fields from file structure. Also checks if message is valid + * + * @param int $id message number + * @param string|null $field wanted field + * @return string|array wanted field or all fields as array + * @throws Zend_Mail_Storage_Exception + */ + protected function _getFileData($id, $field = null) + { + if (!isset($this->_files[$id - 1])) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('id does not exist'); + } + + if (!$field) { + return $this->_files[$id - 1]; + } + + if (!isset($this->_files[$id - 1][$field])) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('field does not exist'); + } + + return $this->_files[$id - 1][$field]; + } + + /** + * Get a list of messages with number and size + * + * @param int|null $id number of message or null for all messages + * @return int|array size of given message of list with all messages as array(num => size) + * @throws Zend_Mail_Storage_Exception + */ + public function getSize($id = null) + { + if ($id !== null) { + $filedata = $this->_getFileData($id); + return isset($filedata['size']) ? $filedata['size'] : filesize($filedata['filename']); + } + + $result = array(); + foreach ($this->_files as $num => $data) { + $result[$num + 1] = isset($data['size']) ? $data['size'] : filesize($data['filename']); + } + + return $result; + } + + + + /** + * Fetch a message + * + * @param int $id number of message + * @return Zend_Mail_Message_File + * @throws Zend_Mail_Storage_Exception + */ + public function getMessage($id) + { + // TODO that's ugly, would be better to let the message class decide + if (strtolower($this->_messageClass) == 'zend_mail_message_file' || is_subclass_of($this->_messageClass, 'zend_mail_message_file')) { + return new $this->_messageClass(array('file' => $this->_getFileData($id, 'filename'), + 'flags' => $this->_getFileData($id, 'flags'))); + } + + return new $this->_messageClass(array('handler' => $this, 'id' => $id, 'headers' => $this->getRawHeader($id), + 'flags' => $this->_getFileData($id, 'flags'))); + } + + /* + * Get raw header of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage header + * @param int $topLines include this many lines with header (after an empty line) + * @return string raw header + * @throws Zend_Mail_Storage_Exception + */ + public function getRawHeader($id, $part = null, $topLines = 0) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + + $fh = fopen($this->_getFileData($id, 'filename'), 'r'); + + $content = ''; + while (!feof($fh)) { + $line = fgets($fh); + if (!trim($line)) { + break; + } + $content .= $line; + } + + fclose($fh); + return $content; + } + + /* + * Get raw content of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage content + * @return string raw content + * @throws Zend_Mail_Storage_Exception + */ + public function getRawContent($id, $part = null) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + + $fh = fopen($this->_getFileData($id, 'filename'), 'r'); + + while (!feof($fh)) { + $line = fgets($fh); + if (!trim($line)) { + break; + } + } + + $content = stream_get_contents($fh); + fclose($fh); + return $content; + } + + /** + * Create instance with parameters + * Supported parameters are: + * - dirname dirname of mbox file + * + * @param $params array mail reader specific parameters + * @throws Zend_Mail_Storage_Exception + */ + public function __construct($params) + { + if (is_array($params)) { + $params = (object)$params; + } + + if (!isset($params->dirname) || !is_dir($params->dirname)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('no valid dirname given in params'); + } + + if (!$this->_isMaildir($params->dirname)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('invalid maildir given'); + } + + $this->_has['top'] = true; + $this->_has['flags'] = true; + $this->_openMaildir($params->dirname); + } + + /** + * check if a given dir is a valid maildir + * + * @param string $dirname name of dir + * @return bool dir is valid maildir + */ + protected function _isMaildir($dirname) + { + if (file_exists($dirname . '/new') && !is_dir($dirname . '/new')) { + return false; + } + if (file_exists($dirname . '/tmp') && !is_dir($dirname . '/tmp')) { + return false; + } + return is_dir($dirname . '/cur'); + } + + /** + * open given dir as current maildir + * + * @param string $dirname name of maildir + * @return null + * @throws Zend_Mail_Storage_Exception + */ + protected function _openMaildir($dirname) + { + if ($this->_files) { + $this->close(); + } + + $dh = @opendir($dirname . '/cur/'); + if (!$dh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot open maildir'); + } + $this->_getMaildirFiles($dh, $dirname . '/cur/'); + closedir($dh); + + $dh = @opendir($dirname . '/new/'); + if ($dh) { + $this->_getMaildirFiles($dh, $dirname . '/new/', array(Zend_Mail_Storage::FLAG_RECENT)); + closedir($dh); + } else if (file_exists($dirname . '/new/')) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot read recent mails in maildir'); + } + } + + /** + * find all files in opened dir handle and add to maildir files + * + * @param resource $dh dir handle used for search + * @param string $dirname dirname of dir in $dh + * @param array $default_flags default flags for given dir + * @return null + */ + protected function _getMaildirFiles($dh, $dirname, $default_flags = array()) + { + while (($entry = readdir($dh)) !== false) { + if ($entry[0] == '.' || !is_file($dirname . $entry)) { + continue; + } + + @list($uniq, $info) = explode(':', $entry, 2); + @list(,$size) = explode(',', $uniq, 2); + if ($size && $size[0] == 'S' && $size[1] == '=') { + $size = substr($size, 2); + } + if (!ctype_digit($size)) { + $size = null; + } + @list($version, $flags) = explode(',', $info, 2); + if ($version != 2) { + $flags = ''; + } + + $named_flags = $default_flags; + $length = strlen($flags); + for ($i = 0; $i < $length; ++$i) { + $flag = $flags[$i]; + $named_flags[$flag] = isset(self::$_knownFlags[$flag]) ? self::$_knownFlags[$flag] : $flag; + } + + $data = array('uniq' => $uniq, + 'flags' => $named_flags, + 'flaglookup' => array_flip($named_flags), + 'filename' => $dirname . $entry); + if ($size !== null) { + $data['size'] = (int)$size; + } + $this->_files[] = $data; + } + } + + + /** + * Close resource for mail lib. If you need to control, when the resource + * is closed. Otherwise the destructor would call this. + * + * @return void + */ + public function close() + { + $this->_files = array(); + } + + + /** + * Waste some CPU cycles doing nothing. + * + * @return void + */ + public function noop() + { + return true; + } + + + /** + * stub for not supported message deletion + * + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function removeMessage($id) + { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('maildir is (currently) read-only'); + } + + /** + * get unique id for one or all messages + * + * if storage does not support unique ids it's the same as the message number + * + * @param int|null $id message number + * @return array|string message number for given message or all messages as array + * @throws Zend_Mail_Storage_Exception + */ + public function getUniqueId($id = null) + { + if ($id) { + return $this->_getFileData($id, 'uniq'); + } + + $ids = array(); + foreach ($this->_files as $num => $file) { + $ids[$num + 1] = $file['uniq']; + } + return $ids; + } + + /** + * get a message number from a unique id + * + * I.e. if you have a webmailer that supports deleting messages you should use unique ids + * as parameter and use this method to translate it to message number right before calling removeMessage() + * + * @param string $id unique id + * @return int message number + * @throws Zend_Mail_Storage_Exception + */ + public function getNumberByUniqueId($id) + { + foreach ($this->_files as $num => $file) { + if ($file['uniq'] == $id) { + return $num + 1; + } + } + + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('unique id not found'); + } +} diff --git a/lib/Zend/Mail/Storage/Mbox.php b/lib/Zend/Mail/Storage/Mbox.php new file mode 100644 index 0000000..8be42d8 --- /dev/null +++ b/lib/Zend/Mail/Storage/Mbox.php @@ -0,0 +1,447 @@ + start, 'seperator' => headersep, 'end' => end) + * @var array + */ + protected $_positions; + + /** + * used message class, change it in an extened class to extend the returned message class + * @var string + */ + protected $_messageClass = 'Zend_Mail_Message_File'; + + /** + * Count messages all messages in current box + * + * @return int number of messages + * @throws Zend_Mail_Storage_Exception + */ + public function countMessages() + { + return count($this->_positions); + } + + + /** + * Get a list of messages with number and size + * + * @param int|null $id number of message or null for all messages + * @return int|array size of given message of list with all messages as array(num => size) + */ + public function getSize($id = 0) + { + if ($id) { + $pos = $this->_positions[$id - 1]; + return $pos['end'] - $pos['start']; + } + + $result = array(); + foreach ($this->_positions as $num => $pos) { + $result[$num + 1] = $pos['end'] - $pos['start']; + } + + return $result; + } + + + /** + * Get positions for mail message or throw exeption if id is invalid + * + * @param int $id number of message + * @return array positions as in _positions + * @throws Zend_Mail_Storage_Exception + */ + protected function _getPos($id) + { + if (!isset($this->_positions[$id - 1])) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('id does not exist'); + } + + return $this->_positions[$id - 1]; + } + + + /** + * Fetch a message + * + * @param int $id number of message + * @return Zend_Mail_Message_File + * @throws Zend_Mail_Storage_Exception + */ + public function getMessage($id) + { + // TODO that's ugly, would be better to let the message class decide + if (strtolower($this->_messageClass) == 'zend_mail_message_file' || is_subclass_of($this->_messageClass, 'zend_mail_message_file')) { + // TODO top/body lines + $messagePos = $this->_getPos($id); + return new $this->_messageClass(array('file' => $this->_fh, 'startPos' => $messagePos['start'], + 'endPos' => $messagePos['end'])); + } + + $bodyLines = 0; // TODO: need a way to change that + + $message = $this->getRawHeader($id); + // file pointer is after headers now + if ($bodyLines) { + $message .= "\n"; + while ($bodyLines-- && ftell($this->_fh) < $this->_positions[$id - 1]['end']) { + $message .= fgets($this->_fh); + } + } + + return new $this->_messageClass(array('handler' => $this, 'id' => $id, 'headers' => $message)); + } + + /* + * Get raw header of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage header + * @param int $topLines include this many lines with header (after an empty line) + * @return string raw header + * @throws Zend_Mail_Protocol_Exception + * @throws Zend_Mail_Storage_Exception + */ + public function getRawHeader($id, $part = null, $topLines = 0) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + $messagePos = $this->_getPos($id); + // TODO: toplines + return stream_get_contents($this->_fh, $messagePos['separator'] - $messagePos['start'], $messagePos['start']); + } + + /* + * Get raw content of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage content + * @return string raw content + * @throws Zend_Mail_Protocol_Exception + * @throws Zend_Mail_Storage_Exception + */ + public function getRawContent($id, $part = null) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + $messagePos = $this->_getPos($id); + return stream_get_contents($this->_fh, $messagePos['end'] - $messagePos['separator'], $messagePos['separator']); + } + + /** + * Create instance with parameters + * Supported parameters are: + * - filename filename of mbox file + * + * @param $params array mail reader specific parameters + * @throws Zend_Mail_Storage_Exception + */ + public function __construct($params) + { + if (is_array($params)) { + $params = (object)$params; + } + + if (!isset($params->filename) /* || Zend_Loader::isReadable($params['filename']) */) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('no valid filename given in params'); + } + + $this->_openMboxFile($params->filename); + $this->_has['top'] = true; + $this->_has['uniqueid'] = false; + } + + /** + * check if given file is a mbox file + * + * if $file is a resource its file pointer is moved after the first line + * + * @param resource|string $file stream resource of name of file + * @param bool $fileIsString file is string or resource + * @return bool file is mbox file + */ + protected function _isMboxFile($file, $fileIsString = true) + { + if ($fileIsString) { + $file = @fopen($file, 'r'); + if (!$file) { + return false; + } + } else { + fseek($file, 0); + } + + $result = false; + + $line = fgets($file); + if (strpos($line, 'From ') === 0) { + $result = true; + } + + if ($fileIsString) { + @fclose($file); + } + + return $result; + } + + /** + * open given file as current mbox file + * + * @param string $filename filename of mbox file + * @return null + * @throws Zend_Mail_Storage_Exception + */ + protected function _openMboxFile($filename) + { + if ($this->_fh) { + $this->close(); + } + + $this->_fh = @fopen($filename, 'r'); + if (!$this->_fh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot open mbox file'); + } + $this->_filename = $filename; + $this->_filemtime = filemtime($this->_filename); + + if (!$this->_isMboxFile($this->_fh, false)) { + @fclose($this->_fh); + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('file is not a valid mbox format'); + } + + $messagePos = array('start' => ftell($this->_fh), 'separator' => 0, 'end' => 0); + while (($line = fgets($this->_fh)) !== false) { + if (strpos($line, 'From ') === 0) { + $messagePos['end'] = ftell($this->_fh) - strlen($line) - 2; // + newline + if (!$messagePos['separator']) { + $messagePos['separator'] = $messagePos['end']; + } + $this->_positions[] = $messagePos; + $messagePos = array('start' => ftell($this->_fh), 'separator' => 0, 'end' => 0); + } + if (!$messagePos['separator'] && !trim($line)) { + $messagePos['separator'] = ftell($this->_fh); + } + } + + $messagePos['end'] = ftell($this->_fh); + if (!$messagePos['separator']) { + $messagePos['separator'] = $messagePos['end']; + } + $this->_positions[] = $messagePos; + } + + /** + * Close resource for mail lib. If you need to control, when the resource + * is closed. Otherwise the destructor would call this. + * + * @return void + */ + public function close() + { + @fclose($this->_fh); + $this->_positions = array(); + } + + + /** + * Waste some CPU cycles doing nothing. + * + * @return void + */ + public function noop() + { + return true; + } + + + /** + * stub for not supported message deletion + * + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function removeMessage($id) + { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('mbox is read-only'); + } + + /** + * get unique id for one or all messages + * + * Mbox does not support unique ids (yet) - it's always the same as the message number. + * That shouldn't be a problem, because we can't change mbox files. Therefor the message + * number is save enough. + * + * @param int|null $id message number + * @return array|string message number for given message or all messages as array + * @throws Zend_Mail_Storage_Exception + */ + public function getUniqueId($id = null) + { + if ($id) { + // check if id exists + $this->_getPos($id); + return $id; + } + + $range = range(1, $this->countMessages()); + return array_combine($range, $range); + } + + /** + * get a message number from a unique id + * + * I.e. if you have a webmailer that supports deleting messages you should use unique ids + * as parameter and use this method to translate it to message number right before calling removeMessage() + * + * @param string $id unique id + * @return int message number + * @throws Zend_Mail_Storage_Exception + */ + public function getNumberByUniqueId($id) + { + // check if id exists + $this->_getPos($id); + return $id; + } + + /** + * magic method for serialize() + * + * with this method you can cache the mbox class + * + * @return array name of variables + */ + public function __sleep() + { + return array('_filename', '_positions', '_filemtime'); + } + + /** + * magic method for unserialize() + * + * with this method you can cache the mbox class + * for cache validation the mtime of the mbox file is used + * + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function __wakeup() + { + if ($this->_filemtime != @filemtime($this->_filename)) { + $this->close(); + $this->_openMboxFile($this->_filename); + } else { + $this->_fh = @fopen($this->_filename, 'r'); + if (!$this->_fh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot open mbox file'); + } + } + } + +} diff --git a/lib/Zend/Mail/Storage/Pop3.php b/lib/Zend/Mail/Storage/Pop3.php new file mode 100644 index 0000000..693384d --- /dev/null +++ b/lib/Zend/Mail/Storage/Pop3.php @@ -0,0 +1,328 @@ +_protocol->status($count, $null); + return (int)$count; + } + + /** + * get a list of messages with number and size + * + * @param int $id number of message + * @return int|array size of given message of list with all messages as array(num => size) + * @throws Zend_Mail_Protocol_Exception + */ + public function getSize($id = 0) + { + $id = $id ? $id : null; + return $this->_protocol->getList($id); + } + + /** + * Fetch a message + * + * @param int $id number of message + * @return Zend_Mail_Message + * @throws Zend_Mail_Protocol_Exception + */ + public function getMessage($id) + { + $bodyLines = 0; + $message = $this->_protocol->top($id, $bodyLines, true); + + return new $this->_messageClass(array('handler' => $this, 'id' => $id, 'headers' => $message, + 'noToplines' => $bodyLines < 1)); + } + + /* + * Get raw header of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage header + * @param int $topLines include this many lines with header (after an empty line) + * @return string raw header + * @throws Zend_Mail_Protocol_Exception + * @throws Zend_Mail_Storage_Exception + */ + public function getRawHeader($id, $part = null, $topLines = 0) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + + return $this->_protocol->top($id, 0, true); + } + + /* + * Get raw content of message or part + * + * @param int $id number of message + * @param null|array|string $part path to part or null for messsage content + * @return string raw content + * @throws Zend_Mail_Protocol_Exception + * @throws Zend_Mail_Storage_Exception + */ + public function getRawContent($id, $part = null) + { + if ($part !== null) { + // TODO: implement + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('not implemented'); + } + + $content = $this->_protocol->retrieve($id); + // TODO: find a way to avoid decoding the headers + Zend_Mime_Decode::splitMessage($content, $null, $body); + return $body; + } + + /** + * create instance with parameters + * Supported paramters are + * - host hostname or ip address of POP3 server + * - user username + * - password password for user 'username' [optional, default = ''] + * - port port for POP3 server [optional, default = 110] + * - ssl 'SSL' or 'TLS' for secure sockets + * + * @param $params array mail reader specific parameters + * @throws Zend_Mail_Storage_Exception + * @throws Zend_Mail_Protocol_Exception + */ + public function __construct($params) + { + if (is_array($params)) { + $params = (object)$params; + } + + $this->_has['fetchPart'] = false; + $this->_has['top'] = null; + $this->_has['uniqueid'] = null; + + if ($params instanceof Zend_Mail_Protocol_Pop3) { + $this->_protocol = $params; + return; + } + + if (!isset($params->user)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('need at least user in params'); + } + + $host = isset($params->host) ? $params->host : 'localhost'; + $password = isset($params->password) ? $params->password : ''; + $port = isset($params->port) ? $params->port : null; + $ssl = isset($params->ssl) ? $params->ssl : false; + + $this->_protocol = new Zend_Mail_Protocol_Pop3(); + $this->_protocol->connect($host, $port, $ssl); + $this->_protocol->login($params->user, $password); + } + + /** + * Close resource for mail lib. If you need to control, when the resource + * is closed. Otherwise the destructor would call this. + * + * @return null + */ + public function close() + { + $this->_protocol->logout(); + } + + /** + * Keep the server busy. + * + * @return null + * @throws Zend_Mail_Protocol_Exception + */ + public function noop() + { + return $this->_protocol->noop(); + } + + /** + * Remove a message from server. If you're doing that from a web enviroment + * you should be careful and use a uniqueid as parameter if possible to + * identify the message. + * + * @param int $id number of message + * @return null + * @throws Zend_Mail_Protocol_Exception + */ + public function removeMessage($id) + { + $this->_protocol->delete($id); + } + + /** + * get unique id for one or all messages + * + * if storage does not support unique ids it's the same as the message number + * + * @param int|null $id message number + * @return array|string message number for given message or all messages as array + * @throws Zend_Mail_Storage_Exception + */ + public function getUniqueId($id = null) + { + if (!$this->hasUniqueid) { + if ($id) { + return $id; + } + $count = $this->countMessages(); + if ($count < 1) { + return array(); + } + $range = range(1, $count); + return array_combine($range, $range); + } + + return $this->_protocol->uniqueid($id); + } + + /** + * get a message number from a unique id + * + * I.e. if you have a webmailer that supports deleting messages you should use unique ids + * as parameter and use this method to translate it to message number right before calling removeMessage() + * + * @param string $id unique id + * @return int message number + * @throws Zend_Mail_Storage_Exception + */ + public function getNumberByUniqueId($id) + { + if (!$this->hasUniqueid) { + return $id; + } + + $ids = $this->getUniqueId(); + foreach ($ids as $k => $v) { + if ($v == $id) { + return $k; + } + } + + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('unique id not found'); + } + + /** + * Special handling for hasTop and hasUniqueid. The headers of the first message is + * retrieved if Top wasn't needed/tried yet. + * + * @see Zend_Mail_Storage_Abstract:__get() + * @param string $var + * @return string + * @throws Zend_Mail_Storage_Exception + */ + public function __get($var) + { + $result = parent::__get($var); + if ($result !== null) { + return $result; + } + + if (strtolower($var) == 'hastop') { + if ($this->_protocol->hasTop === null) { + // need to make a real call, because not all server are honest in their capas + try { + $this->_protocol->top(1, 0, false); + } catch(Zend_Mail_Exception $e) { + // ignoring error + } + } + $this->_has['top'] = $this->_protocol->hasTop; + return $this->_protocol->hasTop; + } + + if (strtolower($var) == 'hasuniqueid') { + $id = null; + try { + $id = $this->_protocol->uniqueid(1); + } catch(Zend_Mail_Exception $e) { + // ignoring error + } + $this->_has['uniqueid'] = $id ? true : false; + return $this->_has['uniqueid']; + } + + return $result; + } +} diff --git a/lib/Zend/Mail/Storage/Writable/Interface.php b/lib/Zend/Mail/Storage/Writable/Interface.php new file mode 100644 index 0000000..b49fc8e --- /dev/null +++ b/lib/Zend/Mail/Storage/Writable/Interface.php @@ -0,0 +1,108 @@ +create) && isset($params->dirname) && !file_exists($params->dirname . DIRECTORY_SEPARATOR . 'cur')) { + self::initMaildir($params->dirname); + } + + parent::__construct($params); + } + + /** + * create a new folder + * + * This method also creates parent folders if necessary. Some mail storages may restrict, which folder + * may be used as parent or which chars may be used in the folder name + * + * @param string $name global name of folder, local name if $parentFolder is set + * @param string|Zend_Mail_Storage_Folder $parentFolder parent folder for new folder, else root folder is parent + * @return string only used internally (new created maildir) + * @throws Zend_Mail_Storage_Exception + */ + public function createFolder($name, $parentFolder = null) + { + if ($parentFolder instanceof Zend_Mail_Storage_Folder) { + $folder = $parentFolder->getGlobalName() . $this->_delim . $name; + } else if ($parentFolder != null) { + $folder = rtrim($parentFolder, $this->_delim) . $this->_delim . $name; + } else { + $folder = $name; + } + + $folder = trim($folder, $this->_delim); + + // first we check if we try to create a folder that does exist + $exists = null; + try { + $exists = $this->getFolders($folder); + } catch (Zend_Mail_Exception $e) { + // ok + } + if ($exists) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('folder already exists'); + } + + if (strpos($folder, $this->_delim . $this->_delim) !== false) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('invalid name - folder parts may not be empty'); + } + + if (strpos($folder, 'INBOX' . $this->_delim) === 0) { + $folder = substr($folder, 6); + } + + $fulldir = $this->_rootdir . '.' . $folder; + + // check if we got tricked and would create a dir outside of the rootdir or not as direct child + if (strpos($folder, DIRECTORY_SEPARATOR) !== false || strpos($folder, '/') !== false + || dirname($fulldir) . DIRECTORY_SEPARATOR != $this->_rootdir) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('invalid name - no directory seprator allowed in folder name'); + } + + // has a parent folder? + $parent = null; + if (strpos($folder, $this->_delim)) { + // let's see if the parent folder exists + $parent = substr($folder, 0, strrpos($folder, $this->_delim)); + try { + $this->getFolders($parent); + } catch (Zend_Mail_Exception $e) { + // does not - create parent folder + $this->createFolder($parent); + } + } + + if (!@mkdir($fulldir) || !@mkdir($fulldir . DIRECTORY_SEPARATOR . 'cur')) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('error while creating new folder, may be created incompletly'); + } + + mkdir($fulldir . DIRECTORY_SEPARATOR . 'new'); + mkdir($fulldir . DIRECTORY_SEPARATOR . 'tmp'); + + $localName = $parent ? substr($folder, strlen($parent) + 1) : $folder; + $this->getFolders($parent)->$localName = new Zend_Mail_Storage_Folder($localName, $folder, true); + + return $fulldir; + } + + /** + * remove a folder + * + * @param string|Zend_Mail_Storage_Folder $name name or instance of folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function removeFolder($name) + { + // TODO: This could fail in the middle of the task, which is not optimal. + // But there is no defined standard way to mark a folder as removed and there is no atomar fs-op + // to remove a directory. Also moving the folder to a/the trash folder is not possible, as + // all parent folders must be created. What we could do is add a dash to the front of the + // directory name and it should be ignored as long as other processes obey the standard. + + if ($name instanceof Zend_Mail_Storage_Folder) { + $name = $name->getGlobalName(); + } + + $name = trim($name, $this->_delim); + if (strpos($name, 'INBOX' . $this->_delim) === 0) { + $name = substr($name, 6); + } + + // check if folder exists and has no children + if (!$this->getFolders($name)->isLeaf()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('delete children first'); + } + + if ($name == 'INBOX' || $name == DIRECTORY_SEPARATOR || $name == '/') { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('wont delete INBOX'); + } + + if ($name == $this->getCurrentFolder()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('wont delete selected folder'); + } + + foreach (array('tmp', 'new', 'cur', '.') as $subdir) { + $dir = $this->_rootdir . '.' . $name . DIRECTORY_SEPARATOR . $subdir; + if (!file_exists($dir)) { + continue; + } + $dh = opendir($dir); + if (!$dh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("error opening $subdir"); + } + while (($entry = readdir($dh)) !== false) { + if ($entry == '.' || $entry == '..') { + continue; + } + if (!unlink($dir . DIRECTORY_SEPARATOR . $entry)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("error cleaning $subdir"); + } + } + closedir($dh); + if ($subdir !== '.') { + if (!rmdir($dir)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("error removing $subdir"); + } + } + } + + if (!rmdir($this->_rootdir . '.' . $name)) { + // at least we should try to make it a valid maildir again + mkdir($this->_rootdir . '.' . $name . DIRECTORY_SEPARATOR . 'cur'); + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("error removing maindir"); + } + + $parent = strpos($name, $this->_delim) ? substr($name, 0, strrpos($name, $this->_delim)) : null; + $localName = $parent ? substr($name, strlen($parent) + 1) : $name; + unset($this->getFolders($parent)->$localName); + } + + /** + * rename and/or move folder + * + * The new name has the same restrictions as in createFolder() + * + * @param string|Zend_Mail_Storage_Folder $oldName name or instance of folder + * @param string $newName new global name of folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function renameFolder($oldName, $newName) + { + // TODO: This is also not atomar and has similar problems as removeFolder() + + if ($oldName instanceof Zend_Mail_Storage_Folder) { + $oldName = $oldName->getGlobalName(); + } + + $oldName = trim($oldName, $this->_delim); + if (strpos($oldName, 'INBOX' . $this->_delim) === 0) { + $oldName = substr($oldName, 6); + } + + $newName = trim($newName, $this->_delim); + if (strpos($newName, 'INBOX' . $this->_delim) === 0) { + $newName = substr($newName, 6); + } + + if (strpos($newName, $oldName . $this->_delim) === 0) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('new folder cannot be a child of old folder'); + } + + // check if folder exists and has no children + $folder = $this->getFolders($oldName); + + if ($oldName == 'INBOX' || $oldName == DIRECTORY_SEPARATOR || $oldName == '/') { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('wont rename INBOX'); + } + + if ($oldName == $this->getCurrentFolder()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('wont rename selected folder'); + } + + $newdir = $this->createFolder($newName); + + if (!$folder->isLeaf()) { + foreach ($folder as $k => $v) { + $this->renameFolder($v->getGlobalName(), $newName . $this->_delim . $k); + } + } + + $olddir = $this->_rootdir . '.' . $folder; + foreach (array('tmp', 'new', 'cur') as $subdir) { + $subdir = DIRECTORY_SEPARATOR . $subdir; + if (!file_exists($olddir . $subdir)) { + continue; + } + // using copy or moving files would be even better - but also much slower + if (!rename($olddir . $subdir, $newdir . $subdir)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('error while moving ' . $subdir); + } + } + // create a dummy if removing fails - otherwise we can't read it next time + mkdir($olddir . DIRECTORY_SEPARATOR . 'cur'); + $this->removeFolder($oldName); + } + + /** + * create a uniqueid for maildir filename + * + * This is nearly the format defined in the maildir standard. The microtime() call should already + * create a uniqueid, the pid is for multicore/-cpu machine that manage to call this function at the + * exact same time, and uname() gives us the hostname for multiple machines accessing the same storage. + * + * If someone disables posix we create a random number of the same size, so this method should also + * work on Windows - if you manage to get maildir working on Windows. + * Microtime could also be disabled, altough I've never seen it. + * + * @return string new uniqueid + */ + protected function _createUniqueId() + { + $id = ''; + $id .= function_exists('microtime') ? microtime(true) : (time() . ' ' . rand(0, 100000)); + $id .= '.' . (function_exists('posix_getpid') ? posix_getpid() : rand(50, 65535)); + $id .= '.' . php_uname('n'); + + return $id; + } + + /** + * open a temporary maildir file + * + * makes sure tmp/ exists and create a file with a unique name + * you should close the returned filehandle! + * + * @param string $folder name of current folder without leading . + * @return array array('dirname' => dir of maildir folder, 'uniq' => unique id, 'filename' => name of create file + * 'handle' => file opened for writing) + * @throws Zend_Mail_Storage_Exception + */ + protected function _createTmpFile($folder = 'INBOX') + { + if ($folder == 'INBOX') { + $tmpdir = $this->_rootdir . DIRECTORY_SEPARATOR . 'tmp' . DIRECTORY_SEPARATOR; + } else { + $tmpdir = $this->_rootdir . '.' . $folder . DIRECTORY_SEPARATOR . 'tmp' . DIRECTORY_SEPARATOR; + } + if (!file_exists($tmpdir)) { + if (!mkdir($tmpdir)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('problems creating tmp dir'); + } + } + + // we should retry to create a unique id if a file with the same name exists + // to avoid a script timeout we only wait 1 second (instead of 2) and stop + // after a defined retry count + // if you change this variable take into account that it can take up to $max_tries seconds + // normally we should have a valid unique name after the first try, we're just following the "standard" here + $max_tries = 5; + for ($i = 0; $i < $max_tries; ++$i) { + $uniq = $this->_createUniqueId(); + if (!file_exists($tmpdir . $uniq)) { + // here is the race condition! - as defined in the standard + // to avoid having a long time between stat()ing the file and creating it we're opening it here + // to mark the filename as taken + $fh = fopen($tmpdir . $uniq, 'w'); + if (!$fh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('could not open temp file'); + } + break; + } + sleep(1); + } + + if (!$fh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception("tried $max_tries unique ids for a temp file, but all were taken" + . ' - giving up'); + } + + return array('dirname' => $this->_rootdir . '.' . $folder, 'uniq' => $uniq, 'filename' => $tmpdir . $uniq, + 'handle' => $fh); + } + + /** + * create an info string for filenames with given flags + * + * @param array $flags wanted flags, with the reference you'll get the set flags with correct key (= char for flag) + * @return string info string for version 2 filenames including the leading colon + * @throws Zend_Mail_Storage_Exception + */ + protected function _getInfoString(&$flags) + { + // accessing keys is easier, faster and it removes duplicated flags + $wanted_flags = array_flip($flags); + if (isset($wanted_flags[Zend_Mail_Storage::FLAG_RECENT])) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('recent flag may not be set'); + } + + $info = ':2,'; + $flags = array(); + foreach (Zend_Mail_Storage_Maildir::$_knownFlags as $char => $flag) { + if (!isset($wanted_flags[$flag])) { + continue; + } + $info .= $char; + $flags[$char] = $flag; + unset($wanted_flags[$flag]); + } + + if (!empty($wanted_flags)) { + $wanted_flags = implode(', ', array_keys($wanted_flags)); + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('unknown flag(s): ' . $wanted_flags); + } + + return $info; + } + + /** + * append a new message to mail storage + * + * @param string|stream $message message as string or stream resource + * @param null|string|Zend_Mail_Storage_Folder $folder folder for new message, else current folder is taken + * @param null|array $flags set flags for new message, else a default set is used + * @param bool $recent handle this mail as if recent flag has been set, + * should only be used in delivery + * @throws Zend_Mail_Storage_Exception + */ + // not yet * @param string|Zend_Mail_Message|Zend_Mime_Message $message message as string or instance of message class + + public function appendMessage($message, $folder = null, $flags = null, $recent = false) + { + if ($this->_quota && $this->checkQuota()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('storage is over quota!'); + } + + if ($folder === null) { + $folder = $this->_currentFolder; + } + + if (!($folder instanceof Zend_Mail_Storage_Folder)) { + $folder = $this->getFolders($folder); + } + + if ($flags === null) { + $flags = array(Zend_Mail_Storage::FLAG_SEEN); + } + $info = $this->_getInfoString($flags); + $temp_file = $this->_createTmpFile($folder->getGlobalName()); + + // TODO: handle class instances for $message + if (is_resource($message) && get_resource_type($message) == 'stream') { + stream_copy_to_stream($message, $temp_file['handle']); + } else { + fputs($temp_file['handle'], $message); + } + fclose($temp_file['handle']); + + // we're adding the size to the filename for maildir++ + $size = filesize($temp_file['filename']); + if ($size !== false) { + $info = ',S=' . $size . $info; + } + $new_filename = $temp_file['dirname'] . DIRECTORY_SEPARATOR; + $new_filename .= $recent ? 'new' : 'cur'; + $new_filename .= DIRECTORY_SEPARATOR . $temp_file['uniq'] . $info; + + // we're throwing any exception after removing our temp file and saving it to this variable instead + $exception = null; + + if (!link($temp_file['filename'], $new_filename)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + $exception = new Zend_Mail_Storage_Exception('cannot link message file to final dir'); + } + @unlink($temp_file['filename']); + + if ($exception) { + throw $exception; + } + + $this->_files[] = array('uniq' => $temp_file['uniq'], + 'flags' => $flags, + 'filename' => $new_filename); + if ($this->_quota) { + $this->_addQuotaEntry((int)$size, 1); + } + } + + /** + * copy an existing message + * + * @param int $id number of message + * @param string|Zend_Mail_Storage_Folder $folder name or instance of targer folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function copyMessage($id, $folder) + { + if ($this->_quota && $this->checkQuota()) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('storage is over quota!'); + } + + if (!($folder instanceof Zend_Mail_Storage_Folder)) { + $folder = $this->getFolders($folder); + } + + $filedata = $this->_getFileData($id); + $old_file = $filedata['filename']; + $flags = $filedata['flags']; + + // copied message can't be recent + while (($key = array_search(Zend_Mail_Storage::FLAG_RECENT, $flags)) !== false) { + unset($flags[$key]); + } + $info = $this->_getInfoString($flags); + + // we're creating the copy as temp file before moving to cur/ + $temp_file = $this->_createTmpFile($folder->getGlobalName()); + // we don't write directly to the file + fclose($temp_file['handle']); + + // we're adding the size to the filename for maildir++ + $size = filesize($old_file); + if ($size !== false) { + $info = ',S=' . $size . $info; + } + + $new_file = $temp_file['dirname'] . DIRECTORY_SEPARATOR . 'cur' . DIRECTORY_SEPARATOR . $temp_file['uniq'] . $info; + + // we're throwing any exception after removing our temp file and saving it to this variable instead + $exception = null; + + if (!copy($old_file, $temp_file['filename'])) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + $exception = new Zend_Mail_Storage_Exception('cannot copy message file'); + } else if (!link($temp_file['filename'], $new_file)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + $exception = new Zend_Mail_Storage_Exception('cannot link message file to final dir'); + } + @unlink($temp_file['filename']); + + if ($exception) { + throw $exception; + } + + if ($folder->getGlobalName() == $this->_currentFolder + || ($this->_currentFolder == 'INBOX' && $folder->getGlobalName() == '/')) { + $this->_files[] = array('uniq' => $temp_file['uniq'], + 'flags' => $flags, + 'filename' => $new_file); + } + + if ($this->_quota) { + $this->_addQuotaEntry((int)$size, 1); + } + } + + /** + * move an existing message + * + * @param int $id number of message + * @param string|Zend_Mail_Storage_Folder $folder name or instance of targer folder + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function moveMessage($id, $folder) { + if (!($folder instanceof Zend_Mail_Storage_Folder)) { + $folder = $this->getFolders($folder); + } + + if ($folder->getGlobalName() == $this->_currentFolder + || ($this->_currentFolder == 'INBOX' && $folder->getGlobalName() == '/')) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('target is current folder'); + } + + $filedata = $this->_getFileData($id); + $old_file = $filedata['filename']; + $flags = $filedata['flags']; + + // moved message can't be recent + while (($key = array_search(Zend_Mail_Storage::FLAG_RECENT, $flags)) !== false) { + unset($flags[$key]); + } + $info = $this->_getInfoString($flags); + + // reserving a new name + $temp_file = $this->_createTmpFile($folder->getGlobalName()); + fclose($temp_file['handle']); + + // we're adding the size to the filename for maildir++ + $size = filesize($old_file); + if ($size !== false) { + $info = ',S=' . $size . $info; + } + + $new_file = $temp_file['dirname'] . DIRECTORY_SEPARATOR . 'cur' . DIRECTORY_SEPARATOR . $temp_file['uniq'] . $info; + + // we're throwing any exception after removing our temp file and saving it to this variable instead + $exception = null; + + if (!rename($old_file, $new_file)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + $exception = new Zend_Mail_Storage_Exception('cannot move message file'); + } + @unlink($temp_file['filename']); + + if ($exception) { + throw $exception; + } + + unset($this->_files[$id - 1]); + // remove the gap + $this->_files = array_values($this->_files); + } + + + /** + * set flags for message + * + * NOTE: this method can't set the recent flag. + * + * @param int $id number of message + * @param array $flags new flags for message + * @throws Zend_Mail_Storage_Exception + */ + public function setFlags($id, $flags) + { + $info = $this->_getInfoString($flags); + $filedata = $this->_getFileData($id); + + // NOTE: double dirname to make sure we always move to cur. if recent flag has been set (message is in new) it will be moved to cur. + $new_filename = dirname(dirname($filedata['filename'])) . DIRECTORY_SEPARATOR . 'cur' . DIRECTORY_SEPARATOR . "$filedata[uniq]$info"; + + if (!@rename($filedata['filename'], $new_filename)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot rename file'); + } + + $filedata['flags'] = $flags; + $filedata['filename'] = $new_filename; + + $this->_files[$id - 1] = $filedata; + } + + + /** + * stub for not supported message deletion + * + * @return null + * @throws Zend_Mail_Storage_Exception + */ + public function removeMessage($id) + { + $filename = $this->_getFileData($id, 'filename'); + + if ($this->_quota) { + $size = filesize($filename); + } + + if (!@unlink($filename)) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot remove message'); + } + unset($this->_files[$id - 1]); + // remove the gap + $this->_files = array_values($this->_files); + if ($this->_quota) { + $this->_addQuotaEntry(0 - (int)$size, -1); + } + } + + /** + * enable/disable quota and set a quota value if wanted or needed + * + * You can enable/disable quota with true/false. If you don't have + * a MDA or want to enforce a quota value you can also set this value + * here. Use array('size' => SIZE_QUOTA, 'count' => MAX_MESSAGE) do + * define your quota. Order of these fields does matter! + * + * @param bool|array $value new quota value + * @return null + */ + public function setQuota($value) { + $this->_quota = $value; + } + + /** + * get currently set quota + * + * @see Zend_Mail_Storage_Writable_Maildir::setQuota() + * + * @return bool|array + */ + public function getQuota($fromStorage = false) { + if ($fromStorage) { + $fh = @fopen($this->_rootdir . 'maildirsize', 'r'); + if (!$fh) { + /** + * @see Zend_Mail_Storage_Exception + */ + require_once 'Zend/Mail/Storage/Exception.php'; + throw new Zend_Mail_Storage_Exception('cannot open maildirsize'); + } + $definition = fgets($fh); + fclose($fh); + $definition = explode(',', trim($definition)); + $quota = array(); + foreach ($definition as $member) { + $key = $member[strlen($member) - 1]; + if ($key == 'S' || $key == 'C') { + $key = $key == 'C' ? 'count' : 'size'; + } + $quota[$key] = substr($member, 0, -1); + } + return $quota; + } + + return $this->_quota; + } + + /** + * @see http://www.inter7.com/courierimap/README.maildirquota.html "Calculating maildirsize" + */ + protected function _calculateMaildirsize() { + $timestamps = array(); + $messages = 0; + $total_size = 0; + + if (is_array($this->_quota)) { + $quota = $this->_quota; + } else { + try { + $quota = $this->getQuota(true); + } catch (Zend_Mail_Storage_Exception $e) { + throw new Zend_Mail_Storage_Exception('no quota defintion found'); + } + } + + $folders = new RecursiveIteratorIterator($this->getFolders(), RecursiveIteratorIterator::SELF_FIRST); + foreach ($folders as $folder) { + $subdir = $folder->getGlobalName(); + if ($subdir == 'INBOX') { + $subdir = ''; + } else { + $subdir = '.' . $subdir; + } + if ($subdir == 'Trash') { + continue; + } + + foreach (array('cur', 'new') as $subsubdir) { + $dirname = $this->_rootdir . $subdir . DIRECTORY_SEPARATOR . $subsubdir . DIRECTORY_SEPARATOR; + if (!file_exists($dirname)) { + continue; + } + // NOTE: we are using mtime instead of "the latest timestamp". The latest would be atime + // and as we are accessing the directory it would make the whole calculation useless. + $timestamps[$dirname] = filemtime($dirname); + + $dh = opendir($dirname); + // NOTE: Should have been checked in constructor. Not throwing an exception here, quotas will + // therefore not be fully enforeced, but next request will fail anyway, if problem persists. + if (!$dh) { + continue; + } + + + while (($entry = readdir()) !== false) { + if ($entry[0] == '.' || !is_file($dirname . $entry)) { + continue; + } + + if (strpos($entry, ',S=')) { + strtok($entry, '='); + $filesize = strtok(':'); + if (is_numeric($filesize)) { + $total_size += $filesize; + ++$messages; + continue; + } + } + $size = filesize($dirname . $entry); + if ($size === false) { + // ignore, as we assume file got removed + continue; + } + $total_size += $size; + ++$messages; + } + } + } + + $tmp = $this->_createTmpFile(); + $fh = $tmp['handle']; + $definition = array(); + foreach ($quota as $type => $value) { + if ($type == 'size' || $type == 'count') { + $type = $type == 'count' ? 'C' : 'S'; + } + $definition[] = $value . $type; + } + $definition = implode(',', $definition); + fputs($fh, "$definition\n"); + fputs($fh, "$total_size $messages\n"); + fclose($fh); + rename($tmp['filename'], $this->_rootdir . 'maildirsize'); + foreach ($timestamps as $dir => $timestamp) { + if ($timestamp < filemtime($dir)) { + unlink($this->_rootdir . 'maildirsize'); + break; + } + } + + return array('size' => $total_size, 'count' => $messages, 'quota' => $quota); + } + + /** + * @see http://www.inter7.com/courierimap/README.maildirquota.html "Calculating the quota for a Maildir++" + */ + protected function _calculateQuota($forceRecalc = false) { + $fh = null; + $total_size = 0; + $messages = 0; + $maildirsize = ''; + if (!$forceRecalc && file_exists($this->_rootdir . 'maildirsize') && filesize($this->_rootdir . 'maildirsize') < 5120) { + $fh = fopen($this->_rootdir . 'maildirsize', 'r'); + } + if ($fh) { + $maildirsize = fread($fh, 5120); + if (strlen($maildirsize) >= 5120) { + fclose($fh); + $fh = null; + $maildirsize = ''; + } + } + if (!$fh) { + $result = $this->_calculateMaildirsize(); + $total_size = $result['size']; + $messages = $result['count']; + $quota = $result['quota']; + } else { + $maildirsize = explode("\n", $maildirsize); + if (is_array($this->_quota)) { + $quota = $this->_quota; + } else { + $definition = explode(',', $maildirsize[0]); + $quota = array(); + foreach ($definition as $member) { + $key = $member[strlen($member) - 1]; + if ($key == 'S' || $key == 'C') { + $key = $key == 'C' ? 'count' : 'size'; + } + $quota[$key] = substr($member, 0, -1); + } + } + unset($maildirsize[0]); + foreach ($maildirsize as $line) { + list($size, $count) = explode(' ', trim($line)); + $total_size += $size; + $messages += $count; + } + } + + $over_quota = false; + $over_quota = $over_quota || (isset($quota['size']) && $total_size > $quota['size']); + $over_quota = $over_quota || (isset($quota['count']) && $messages > $quota['count']); + // NOTE: $maildirsize equals false if it wasn't set (AKA we recalculated) or it's only + // one line, because $maildirsize[0] gets unsetted. + // Also we're using local time to calculate the 15 minute offset. Touching a file just for known the + // local time of the file storage isn't worth the hassle. + if ($over_quota && ($maildirsize || filemtime($this->_rootdir . 'maildirsize') > time() - 900)) { + $result = $this->_calculateMaildirsize(); + $total_size = $result['size']; + $messages = $result['count']; + $quota = $result['quota']; + $over_quota = false; + $over_quota = $over_quota || (isset($quota['size']) && $total_size > $quota['size']); + $over_quota = $over_quota || (isset($quota['count']) && $messages > $quota['count']); + } + + if ($fh) { + // TODO is there a safe way to keep the handle open for writing? + fclose($fh); + } + + return array('size' => $total_size, 'count' => $messages, 'quota' => $quota, 'over_quota' => $over_quota); + } + + protected function _addQuotaEntry($size, $count = 1) { + if (!file_exists($this->_rootdir . 'maildirsize')) { + // TODO: should get file handler from _calculateQuota + } + $size = (int)$size; + $count = (int)$count; + file_put_contents($this->_rootdir . 'maildirsize', "$size $count\n", FILE_APPEND); + } + + /** + * check if storage is currently over quota + * + * @param bool $detailedResponse return known data of quota and current size and message count @see _calculateQuota() + * @return bool|array over quota state or detailed response + */ + public function checkQuota($detailedResponse = false, $forceRecalc = false) { + $result = $this->_calculateQuota($forceRecalc); + return $detailedResponse ? $result : $result['over_quota']; + } +} -- cgit v1.2.3