forked from extern/egroupware
520 lines
18 KiB
PHP
520 lines
18 KiB
PHP
<?php
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/**
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* EGroupware - Mail - tree worker class
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*
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* @link http://www.egroupware.org
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* @package mail
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* @author Hadi Nategh [hn@egroupware.org]
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* @copyright (c) 2015-16 by EGroupware GmbH <info-AT-egroupware.org>
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @version $Id:$
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*/
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use EGroupware\Api;
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use EGroupware\Api\Mail;
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use EGroupware\Api\Etemplate\Widget\Tree;
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/**
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* Mail tree worker class
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* -provides backend functionality for folder tree
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* -provides classes that may be used by other apps too
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*
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*/
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class mail_tree
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{
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/**
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* delimiter - used to separate acc_id from mailbox / folder-tree-structure
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*
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* @var string
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*/
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const DELIMITER = Mail::DELIMITER;
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/**
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* Icons used for nodes different states
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*
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* @var array
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*/
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static $leafImages = array(
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'folderNoSelectClosed' => "folderNoSelectClosed",
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'folderNoSelectOpen' => "folderNoSelectOpen",
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'folderOpen' => "folderOpen",
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'folderClosed' => "MailFolderClosed",
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'folderLeaf' => "MailFolderPlain",
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'folderHome' => "kfm_home",
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'folderAccount' => "thunderbird",
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);
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/**
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* Instance of mail_ui class
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*
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* @var mail_ui
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*/
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var $ui;
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/**
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* Mail tree constructor
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*
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* @param mail_ui $mail_ui
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*/
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function __construct(mail_ui $mail_ui)
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{
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$this->ui = $mail_ui;
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// check images available in png or svg
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foreach(self::$leafImages as &$image)
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{
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if (strpos($image, '.') === false)
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{
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$image = basename($img=Api\Image::find('mail', 'dhtmlxtree/'.$image));
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}
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}
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}
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/**
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*
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* Structs an array of fake INBOX to show as an error node
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* @param string $_profileID icServer profile id
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* @param string $_err error message to be shown on tree node
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* @param mixed $_path
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* @param mixed $_parent
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* @return array returns an array of tree node
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*/
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static function treeLeafNoConnectionArray($_profileID, $_err, $_path, $_parent)
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{
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$baseNode = array('id' => $_profileID);
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$leaf = array(
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'id' => $_profileID.self::DELIMITER.'INBOX',
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'text' => $_err,
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'tooltip' => $_err,
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'im0' => self::$leafImages["folderNoSelectClosed"],
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'im1' => self::$leafImages["folderNoSelectOpen"],
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'im2' => self::$leafImages["folderNoSelectClosed"],
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'path'=> $_path,
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'parent' => $_parent
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);
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self::setOutStructure($leaf, $baseNode, self::DELIMITER);
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return ($baseNode?$baseNode:array( // fallback not connected array
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'id'=>0,
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'item'=> array(
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'text'=>'INBOX',
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'tooltip'=>'INBOX'.' '.lang('(not connected)'),
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'im0'=> self::$leafImages['folderHome']
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)
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)
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);
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}
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/**
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* Check if a given node has children attribute set
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*
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* @param array $_node array of a node
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* @return int returns 1 if it has children flag set otherwise 0
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*/
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private static function nodeHasChildren ($_node)
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{
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$hasChildren = 0;
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if (in_array('\haschildren', $_node['ATTRIBUTES']) ||
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in_array('\Haschildren', $_node['ATTRIBUTES']) ||
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in_array('\HasChildren', $_node['ATTRIBUTES'])) $hasChildren = 1;
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return $hasChildren;
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}
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/**
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* Check if the given tree id is account node (means root)
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*
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* @param type $_node a tree id node
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* @return boolean returns true if the node is account node otherwise false
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*/
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private static function isAccountNode ($_node)
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{
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list(,$leaf) = explode(self::DELIMITER, $_node);
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if ($leaf || $_node == null) return false;
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return true;
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}
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/**
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* Calculate node level form the root
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* @param type $_path tree node full path, e.g. INBOX/Drafts
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*
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* @return int returns node level distance from the root,
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* returns false if something goes wrong
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*/
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private static function getNodeLevel($_path, $_delimiter = '.')
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{
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$parts = explode($_delimiter, $_path);
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if (is_array($parts))
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{
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return count($parts);
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}
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return false;
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}
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/**
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* getTree provides tree structure regarding to selected node
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*
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* @param string $_parent = null no parent node means root with the first level of folders
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* @param string $_profileID = '' icServer id
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* @param int|boolean $_openTopLevel = 1 Open top level folders on load if it's set to 1|true,
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* false|0 leaves them in closed state
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* @param $_noCheckboxNS = false no checkbox for namesapaces makes sure to not put checkbox for namespaces node
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* @param boolean $_subscribedOnly = false get only subscribed folders
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* @param boolean $_allInOneGo = false, true will get all folders (dependes on subscribedOnly option) of the account in one go
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* @param boolean $_checkSubscribed = true, pre-check checkboxes of subscribed folders
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*
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* @return array returns an array of mail tree structure according to provided node
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*/
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function getTree ($_parent = null, $_profileID = '', $_openTopLevel = 1, $_noCheckboxNS = false, $_subscribedOnly= false, $_allInOneGo = false, $_checkSubscribed = true)
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{
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//Init mail folders
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$tree = array(Tree::ID=> $_parent?$_parent:0,Tree::CHILDREN => array());
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if (!isset($this->ui->mail_bo)) throw new Api\Exception\WrongUserinput(lang('Initialization of mail failed. Please use the Wizard to cope with the problem'));
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$hDelimiter = $this->ui->mail_bo->getHierarchyDelimiter();
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if ($_parent) list($_profileID) = explode(self::DELIMITER, $_parent);
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if (is_numeric($_profileID) && $_profileID != $this->ui->mail_bo->profileID)
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{
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try
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{
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$this->ui->changeProfile($_profileID);
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} catch (Exception $ex) {
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return self::treeLeafNoConnectionArray($_profileID, $ex->getMessage(),array($_profileID), '');
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}
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}
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try
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{
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// *** Note: Should not apply any imap transaction, because in case of exception it will stop the
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// process of rendering root node
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if ($_parent && !self::isAccountNode($_parent)) // Single node loader
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{
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$nodeInfo = Mail::pathToFolderData($_parent, $hDelimiter);
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$folders = $this->ui->mail_bo->getFolderArrays($nodeInfo['mailbox'],false,$_allInOneGo?0:2, $_subscribedOnly);
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$childrenNode = array();
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foreach ($folders as &$node)
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{
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$nodeId = $_profileID.self::DELIMITER.$node['MAILBOX'];
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$nodeData = Mail::pathToFolderData($nodeId, $node['delimiter']);
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$childrenNode[] = array(
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Tree::ID=> $nodeId,
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Tree::AUTOLOAD_CHILDREN => $_allInOneGo?false:self::nodeHasChildren($node),
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Tree::CHILDREN =>array(),
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Tree::LABEL => $nodeData['text'],
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Tree::TOOLTIP => $nodeData['tooltip'],
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Tree::IMAGE_LEAF => self::$leafImages['folderLeaf'],
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Tree::IMAGE_FOLDER_OPEN => self::$leafImages['folderOpen'],
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Tree::IMAGE_FOLDER_CLOSED => self::$leafImages['folderClosed'],
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Tree::CHECKED => $_checkSubscribed?$node['SUBSCRIBED']:false,
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'parent' => $_parent
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);
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}
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$tree[Tree::CHILDREN] = $childrenNode;
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}
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else //Top Level Nodes loader
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{
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if (self::isAccountNode($_parent)) // An account called for open
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{
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$_openTopLevel = 1;
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$tree = self::getAccountsRootNode($_profileID, $_noCheckboxNS, $_openTopLevel);
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}
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else // Initial accounts|root nodes
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{
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$tree = self::getAccountsRootNode($_profileID, $_noCheckboxNS, $_openTopLevel);
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if (!$_profileID && !$_openTopLevel) return $tree;
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}
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//List of folders
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$foldersList = $this->ui->mail_bo->getFolderArrays(null, true, $_allInOneGo?0:2,$_subscribedOnly, false);
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// User defined folders based on account
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$definedFolders = array(
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'Trash' => $this->ui->mail_bo->getTrashFolder(false),
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'Templates' => $this->ui->mail_bo->getTemplateFolder(false),
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'Drafts' => $this->ui->mail_bo->getDraftFolder(false),
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'Sent' => $this->ui->mail_bo->getSentFolder(false),
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'Junk' => $this->ui->mail_bo->getJunkFolder(false),
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'Outbox' => $this->ui->mail_bo->getOutboxFolder(false),
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'Ham' => $this->ui->mail_bo->icServer->acc_folder_ham
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);
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foreach ($foldersList as &$folder)
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{
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$path = $parent = $parts = explode($folder['delimiter'], $folder['MAILBOX']);
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array_pop($parent);
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array_unshift($path, $_profileID);
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$data = array(
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Tree::ID=>$_profileID.self::DELIMITER.$folder['MAILBOX'],
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Tree::AUTOLOAD_CHILDREN => $_allInOneGo?false:self::nodeHasChildren($folder),
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Tree::CHILDREN =>array(),
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Tree::LABEL =>lang($folder['MAILBOX']),
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Tree::OPEN => self::getNodeLevel($folder['MAILBOX'], $folder['delimiter']) <= $_openTopLevel?1:0,
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Tree::TOOLTIP => lang($folder['MAILBOX']),
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Tree::CHECKED => $_checkSubscribed?$folder['SUBSCRIBED']:false,
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Tree::NOCHECKBOX => 0,
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'parent' => $parent?$_profileID.self::DELIMITER.implode($folder['delimiter'], $parent):$_profileID,
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'path' => $path,
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'folderarray' => $folder
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);
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// Set Acl capability for INBOX
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if ($folder['MAILBOX'] === "INBOX")
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{
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$data['data'] = array('acl' => $this->ui->mail_bo->icServer->queryCapability('ACL'));
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$data[Tree::NOCHECKBOX] = $_noCheckboxNS;
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}
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else
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{
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//Do not open Initially other folders but INBOX
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$data[Tree::OPEN] = 0;
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}
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self::setOutStructure($data, $tree, $folder['delimiter'], true, $this->ui->mail_bo->_getNameSpaces(), $definedFolders);
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}
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// Structs children of account root node. Used for mail index tree when we do autoloading on account id
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if (self::isAccountNode($_parent))
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{
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$tree = array(
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Tree::ID => (string)$_parent,
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Tree::CHILDREN => $tree[Tree::CHILDREN][0][Tree::CHILDREN],
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Tree::LABEL => $tree[Tree::CHILDREN][0][Tree::LABEL],
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Tree::IMAGE_LEAF => $tree[Tree::CHILDREN][0][Tree::IMAGE_LEAF],
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Tree::IMAGE_FOLDER_OPEN => $tree[Tree::CHILDREN][0][Tree::IMAGE_FOLDER_OPEN],
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Tree::IMAGE_FOLDER_CLOSED => $tree[Tree::CHILDREN][0][Tree::IMAGE_FOLDER_CLOSED],
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Tree::OPEN => 1,
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Tree::TOOLTIP => $tree[Tree::CHILDREN][0][Tree::TOOLTIP],
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Tree::AUTOLOAD_CHILDREN => 1,
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'data' => $tree[Tree::CHILDREN][0]['data']
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);
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}
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}
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}
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catch (Exception $ex) // Catch exceptions
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{
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//mail_ui::callWizard($ex->getMessage(), false, 'error');
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return self::treeLeafNoConnectionArray($_profileID, $ex->getMessage(),array($_profileID), '');
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}
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return $tree;
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}
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/**
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* setOutStructure - helper function to transform the folderObjectList to dhtmlXTreeObject requirements
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*
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* @param array $data data to be processed
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* @param array &$out, out array
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* @param string $del needed as glue for parent/child operation / comparsion
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* @param boolean $createMissingParents a missing parent, instead of throwing an exception
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* @param array $nameSpace used to check on creation of nodes in namespaces other than personal
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* as clearance for access may be limited to a single branch-node of a tree
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* @return void
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*/
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static function setOutStructure($data, &$out, $del='.', $createMissingParents=true, $nameSpace=array(), $definedFolders= array())
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{
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//error_log(__METHOD__."(".array2string($data).', '.array2string($out).", '$del')");
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$components = $data['path'];
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array_pop($components); // remove own name
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$insert = &$out;
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$parents = array();
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foreach($components as $component)
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{
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if (count($parents)>1)
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{
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$helper = array_slice($parents,1,null,true);
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$parent = $parents[0].self::DELIMITER.implode($del, $helper);
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if ($parent) $parent .= $del;
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}
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else
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{
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$parent = implode(self::DELIMITER, $parents);
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if ($parent) $parent .= self::DELIMITER;
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}
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if (!is_array($insert) || !isset($insert['item']))
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{
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// throwing an exeption here seems to be unrecoverable,
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// even if the cause is a something that can be handeled by the mailserver
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if (mail_bo::$debug) error_log(__METHOD__.':'.__LINE__." id=$data[id]: Parent '$parent' of '$component' not found!");
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// should we hit the break? if in personal: sure, something is wrong with the folderstructure
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// if in shared or others we may proceed as access to folders may very well be limited to
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// a single folder within the tree
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$break = true;
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foreach ($nameSpace as $nsp)
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{
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// if (appropriately padded) namespace prefix of (others or shared) is the leading part of parent
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// we want to create the node in question as we meet the above considerations
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if ($nsp['type']!='personal' && $nsp['prefix_present'] && stripos($parent,$data['path'][0].self::DELIMITER.$nsp['prefix'])===0)
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{
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if (mail_bo::$debug) error_log(__METHOD__.__LINE__.' about to create:'.$parent.' in '.$data['path'][0].self::DELIMITER.$nsp['prefix']);
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$break=false;
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}
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}
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if ($break) break;
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}
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if ($insert['item'])
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{
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foreach($insert['item'] as &$item)
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{
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if ($item['id'] == $parent.$component)
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{
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$insert =& $item;
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break;
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}
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}
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}
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if ($item['id'] != $parent.$component)
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{
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if ($createMissingParents)
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{
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unset($item);
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$item = array(
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'id' => $parent.$component,
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'text' => $component,
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'im0' => self::$leafImages["folderNoSelectClosed"],
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'im1' => self::$leafImages["folderNoSelectOpen"],
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'im2' => self::$leafImages["folderNoSelectClosed"],
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'tooltip' => lang('no access')
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);
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$insert['item'][] =& $item;
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$insert =& $item;
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}
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else
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{
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throw new Api\Exception\AssertionFailed(__METHOD__.':'.__LINE__.": id=$data[id]: Parent '$parent' '$component' not found!");
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}
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}
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$parents[] = $component;
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}
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if ($data['folderarray']['delimiter'] && $data['folderarray']['MAILBOX'])
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{
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$path = explode($data['folderarray']['delimiter'], $data['folderarray']['MAILBOX']);
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$folderName = array_pop($path);
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if ($data['folderarray']['MAILBOX'] === "INBOX")
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{
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$data[Tree::IMAGE_LEAF] = self::$leafImages['folderHome'];
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$data[Tree::IMAGE_FOLDER_OPEN] = self::$leafImages['folderHome'];
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$data[Tree::IMAGE_FOLDER_CLOSED] = self::$leafImages['folderHome'];
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$data[Tree::LABEL] = lang($folderName);
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$data[Tree::TOOLTIP] = lang($folderName);
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}
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// User defined folders may get different icons
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// plus they need to be translated too
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elseif (($key = array_search($data['folderarray']['MAILBOX'], $definedFolders, true)) !== false)
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{
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$data[Tree::LABEL] = lang($key);
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$data[Tree::TOOLTIP] = $key;
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//User defined folders icons
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$data[Tree::IMAGE_LEAF] =
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$data[Tree::IMAGE_FOLDER_OPEN] =
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$data [Tree::IMAGE_FOLDER_CLOSED] = "MailFolder".$key.".png";
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}
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elseif(stripos(array2string($data['folderarray']['attributes']),'\noselect')!== false)
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{
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$data[Tree::IMAGE_LEAF] = self::$leafImages['folderNoSelectClosed'];
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$data[Tree::IMAGE_FOLDER_OPEN] = self::$leafImages['folderNoSelectOpen'];
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$data[Tree::IMAGE_FOLDER_CLOSED] = self::$leafImages['folderNoSelectClosed'];
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}
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elseif ($data['parent'])
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{
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$data[Tree::LABEL] = $folderName;
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$data[Tree::TOOLTIP] = $folderName;
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$data[Tree::IMAGE_LEAF] = self::$leafImages['folderLeaf'];
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$data[Tree::IMAGE_FOLDER_OPEN] = self::$leafImages['folderOpen'];
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$data[Tree::IMAGE_FOLDER_CLOSED] = self::$leafImages['folderClosed'];
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}
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// Contains unseen mails for the folder
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$unseen = $data['folderarray']['counter']['UNSEEN'];
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// if there's unseen mails then change the label and style
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// accordingly to indicate useen mails
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if ($unseen > 0)
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{
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$data[Tree::LABEL] = $data[Tree::LABEL].'('.$unseen.')';
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$data['style'] = 'font-weight: bold';
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}
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}
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//Remove extra data from tree structure
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unset($data['folderarray']);
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unset($data['path']);
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$insert['item'][] = $data;
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}
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/**
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* Get accounts root node, fetches all or an accounts for a user
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*
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* @param type $_profileID = null Null means all accounts and giving profileid means fetches node for the account
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* @param type $_noCheckbox = false option to switch checkbox of
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* @param type $_openTopLevel = 0 option to either start the node opened (1) or closed (0)
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*
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* @return array an array of baseNodes of accounts
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*/
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static function getAccountsRootNode($_profileID = null, $_noCheckbox = false, $_openTopLevel = 0 )
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{
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$roots = array(Tree::ID => 0, Tree::CHILDREN => array());
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foreach(Mail\Account::search(true, false) as $acc_id => $accObj)
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{
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if (!$accObj->is_imap()|| $_profileID && $acc_id != $_profileID) continue;
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$identity = Mail\Account::identity_name($accObj,true,$GLOBALS['egw_info']['user']['acount_id']);
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// Open top level folders for active account
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$openActiveAccount = $GLOBALS['egw_info']['user']['preferences']['mail']['ActiveProfileID'] == $acc_id?1:0;
|
|
|
|
$baseNode = array(
|
|
Tree::ID=> (string)$acc_id,
|
|
Tree::LABEL => str_replace(array('<','>'),array('[',']'),$identity),
|
|
Tree::TOOLTIP => '('.$acc_id.') '.htmlspecialchars_decode($identity),
|
|
Tree::IMAGE_LEAF => self::$leafImages['folderAccount'],
|
|
Tree::IMAGE_FOLDER_OPEN => self::$leafImages['folderAccount'],
|
|
Tree::IMAGE_FOLDER_CLOSED => self::$leafImages['folderAccount'],
|
|
'path'=> array($acc_id),
|
|
Tree::CHILDREN => array(), // dynamic loading on unfold
|
|
Tree::AUTOLOAD_CHILDREN => true,
|
|
'parent' => '',
|
|
Tree::OPEN => $_openTopLevel?$_openTopLevel:$openActiveAccount,
|
|
// mark on account if Sieve is enabled
|
|
'data' => array(
|
|
'sieve' => $accObj->imapServer()->acc_sieve_enabled,
|
|
'spamfolder'=> $accObj->imapServer()->acc_folder_junk&&(strtolower($accObj->imapServer()->acc_folder_junk)!='none')?true:false,
|
|
'archivefolder'=> $accObj->imapServer()->acc_folder_archive&&(strtolower($accObj->imapServer()->acc_folder_archive)!='none')?true:false
|
|
),
|
|
Tree::NOCHECKBOX => $_noCheckbox
|
|
);
|
|
self::setOutStructure($baseNode, $roots,self::DELIMITER);
|
|
}
|
|
return $roots;
|
|
}
|
|
|
|
/**
|
|
* Initialization tree for index sidebox menu
|
|
*
|
|
* This function gets all accounts root nodes and then
|
|
* fill the active accounts with its children.
|
|
*
|
|
* @param string $_parent = null no parent node means root with the first level of folders
|
|
* @param string $_profileID = '' active profile / acc_id
|
|
* @param int|boolean $_openTopLevel = 1 Open top level folders on load if it's set to 1|true,
|
|
* false|0 leaves them in closed state
|
|
* @param boolean $_subscribedOnly = false get only subscribed folders
|
|
* @param boolean $_allInOneGo = false, true will get all folders (dependes on subscribedOnly option) of the account in one go
|
|
* @return type an array of tree
|
|
*/
|
|
function getInitialIndexTree ($_parent = null, $_profileID = '', $_openTopLevel = 1, $_subscribedOnly= false, $_allInOneGo = false)
|
|
{
|
|
$tree = $this->getTree($_parent, '', $_openTopLevel, false, $_subscribedOnly, $_allInOneGo);
|
|
$branches = $this->getTree($_profileID, $_profileID,1,false,$_subscribedOnly,$_allInOneGo);
|
|
foreach ($tree[Tree::CHILDREN] as &$account)
|
|
{
|
|
if ($account[Tree::ID] == $_profileID)
|
|
{
|
|
$account = array_merge($account , $branches);
|
|
}
|
|
}
|
|
return $tree;
|
|
}
|
|
}
|