mirror of
https://github.com/EGroupware/egroupware.git
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391 lines
13 KiB
PHP
391 lines
13 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@stylite.de]
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* @copyright (c) 2015 by Stylite AG <info-AT-stylite.de>
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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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/**
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* Define tree as class tree widget
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*/
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use \etemplate_widget_tree as 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 profileID from folder-tree-structure
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*
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* @var string
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*/
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static $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.gif",
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'folderNoSelectOpen' => "folderNoSelectOpen.gif",
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'folderOpen' => "folderOpen.gif",
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'folderClosed' => "MailFolderClosed.png",
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'folderLeaf' => "MailFolderPlain.png",
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'folderHome' => "kfm_home.png",
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'folderAccount' => "thunderbird.png",
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);
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/**
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* Mail tree constructor
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*
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* @param object $mail_ui
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*/
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function __construct($mail_ui) {
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$this->ui = $mail_ui;
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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::$leafImages["folderNoSelectOpen.gif"],
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'im2' => self::$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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* Get folder data from path
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*
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* @param string $path a node path
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* @return array returns an array of data extracted from given node path
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*/
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static function getFolderData ($_path, $_hDelimiter)
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{
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list(,$path) = explode(self::$delimiter, $_path);
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$parts = explode($_hDelimiter, $path);
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$name = array_pop($parts);
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return array (
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'name' => $name,
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'mailbox' => $path,
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'parent' => implode($_hDelimiter, $parts),
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'text' => $name,
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'tooltip' => $name
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);
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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 $_openTopLevel = 1 Open top level folders on load if it's set to 1|true,
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* false|0 leaves them in closed state
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*
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* @return array returns an array of mail tree structure according to provided node
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*/
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function getTree ($_parent = null, $_profileID = '', $_openTopLevel = 1)
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{
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//Init mail folders
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$tree = array(tree::ID=> $_parent?$_parent:0,tree::CHILDREN => array());
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$hDelimiter = $this->ui->mail_bo->getHierarchyDelimiter();
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$fn_nodeHasChildren = function ($_node)
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{
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$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 $hasChildren;
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};
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if ($_parent) $_profileID = $this->ui->mail_bo->profileID;
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if (is_numeric($_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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if ($_parent) // Single node loader
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{
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try
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{
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$nodeInfo = self::getFolderData($_parent, $hDelimiter);
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$folders = $this->ui->mail_bo->getFolderArray($nodeInfo['mailbox']);
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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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$childrenNode = array();
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foreach ($folders as &$node)
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{
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$nodeId = $_profileID.self::$delimiter.$node['MAILBOX'];
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$nodeData = self::getFolderData($nodeId, $node['delimiter']);
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$childrenNode[] = array(
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tree::ID=> $nodeId,
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tree::AUTOLOAD_CHILDREN => $fn_nodeHasChildren($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['folderClose'],
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tree::CHECKED => $node['SUBSCRIBED'],
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'parent' => $_parent
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);
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}
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$tree[tree::CHILDREN] = $childrenNode;
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}
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else //Top Level Nodes loader
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{
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$baseNode = array('id' => 0);
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foreach(emailadmin_account::search(true, false) as $acc_id => $accObj)
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{
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if (!$accObj->is_imap()|| $acc_id != $_profileID) continue;
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$identity = emailadmin_account::identity_name($accObj,true,$GLOBALS['egw_info']['user']['acount_id']);
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$baseNode = array(
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tree::ID=> $acc_id,
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tree::LABEL => str_replace(array('<','>'),array('[',']'),$identity),
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tree::TOOLTIP => '('.$acc_id.') '.htmlspecialchars_decode($identity),
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tree::IMAGE_LEAF => self::$leafImages['folderAccount'],
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tree::IMAGE_FOLDER_OPEN => self::$leafImages['folderAccount'],
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tree::IMAGE_FOLDER_CLOSED => self::$leafImages['folderAccount'],
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'path'=> array($acc_id),
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tree::CHILDREN => array(), // dynamic loading on unfold
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tree::AUTOLOAD_CHILDREN => true,
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'parent' => '',
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tree::OPEN => $_openTopLevel,
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// mark on account if Sieve is enabled
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'data' => array(
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'sieve' => $accObj->imapServer()->acc_sieve_enabled,
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'spamfolder'=> $accObj->imapServer()->acc_folder_junk?true:false
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),
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);
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self::setOutStructure($baseNode, $tree,self::$delimiter);
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}
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//List of folders
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$foldersList = $this->ui->mail_bo->getFolderArray(null, true);
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// Parent node arrays
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$parentNode = $parentNodes = array();
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foreach ($foldersList as $index => $topFolder)
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{
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$parentNode = array(
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tree::ID=>$_profileID.self::$delimiter.$topFolder[$index]['MAILBOX'],
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tree::AUTOLOAD_CHILDREN => $fn_nodeHasChildren($topFolder[$index]),
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tree::CHILDREN =>array(),
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tree::LABEL =>lang($topFolder[$index]['MAILBOX']),
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tree::OPEN => $_openTopLevel,
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tree::TOOLTIP => lang($topFolder[$index]['MAILBOX']),
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tree::CHECKED => $topFolder[$index]['SUBSCRIBED']
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);
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if ($index === "INBOX")
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{
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$parentNode[tree::IMAGE_LEAF] = self::$leafImages['folderHome'];
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$parentNode[tree::IMAGE_FOLDER_OPEN] = self::$leafImages['folderHome'];
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$parentNode[tree::IMAGE_FOLDER_CLOSED] = self::$leafImages['folderHome'];
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}
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if(stripos(array2string($topFolder[$index]['ATTRIBUTES']),'\noselect')!== false)
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{
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$parentNode[tree::IMAGE_LEAF] = self::$leafImages['folderNoSelectClosed'];
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$parentNode[tree::IMAGE_FOLDER_OPEN] = self::$leafImages['folderNoSelectOpen'];
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$parentNode[tree::IMAGE_FOLDER_CLOSED] = self::$leafImages['folderNoSelectClosed'];
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}
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// Save parentNodes
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$parentNodes []= $index;
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// Remove the parent nodes from the list
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unset ($topFolder[$index]);
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//$parentNode[tree::CHILDREN][] =$childrenNode;
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$baseNode[tree::CHILDREN][] = $parentNode;
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}
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foreach ($parentNodes as $pIndex => $parent)
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{
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$childrenNodes = $childNode = array();
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$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' => $this->ui->mail_bo->getOutboxFolder(false),
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);
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// Iterate over childern of each top folder(namespaces)
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foreach ($foldersList[$parent] as &$node)
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{
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// Skipe the parent node itself
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if (is_array($foldersList[$parent][$parent]) &&
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$foldersList[$parent][$parent]['MAILBOX'] === $node['MAILBOX']) continue;
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$pathArr = explode($node['delimiter'], $node['MAILBOX']);
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$folderName = array_pop($pathArr);
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$parentPath = $_profileID.self::$delimiter.implode($pathArr,$node['delimiter']);
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$nodeId = $_profileID.self::$delimiter.$node['MAILBOX'];
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$childNode = array(
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tree::ID => $nodeId,
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tree::AUTOLOAD_CHILDREN => $fn_nodeHasChildren($node),
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tree::CHILDREN => array(),
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tree::LABEL => lang($folderName),
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'parent' => $parentPath,
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tree::CHECKED => $node['SUBSCRIBED']
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);
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if (array_search($node['MAILBOX'], $definedFolders) !== false)
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{
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//User defined folders icons
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$childNode[tree::IMAGE_LEAF] =
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$childNode[tree::IMAGE_FOLDER_OPEN] =
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$childNode [tree::IMAGE_FOLDER_CLOSED] = "MailFolder".$folderName.".png";
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}
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elseif(stripos(array2string($node['ATTRIBUTES']),'\noselect')!== false)
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{
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$childNode[tree::IMAGE_LEAF] = self::$leafImages['folderNoSelectClosed'];
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$childNode[tree::IMAGE_FOLDER_OPEN] = self::$leafImages['folderNoSelectOpen'];
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$childNode[tree::IMAGE_FOLDER_CLOSED] = self::$leafImages['folderNoSelectClosed'];
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}
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else
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{
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$childNode[tree::IMAGE_LEAF] = self::$leafImages['folderLeaf'];
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$childNode[tree::IMAGE_FOLDER_OPEN] = self::$leafImages['folderOpen'];
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$childNode[tree::IMAGE_FOLDER_CLOSED] = self::$leafImages['folderClose'];
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}
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$childrenNodes[] = $childNode;
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}
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$baseNode[tree::CHILDREN][$pIndex][tree::CHILDREN] = $childrenNodes;
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}
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$tree[tree::CHILDREN][0] = $baseNode;
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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, $nameSpace=array())
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{
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//error_log(__METHOD__."(".array2string($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('id' => $parent.$component, 'text' => $component, 'im0' => "folderNoSelectClosed.gif",'im1' => "folderNoSelectOpen.gif",'im2' => "folderNoSelectClosed.gif",'tooltip' => lang('no access'));
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$insert['item'][] =& $item;
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$insert =& $item;
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}
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else
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{
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throw new egw_exception_assertion_failed(__METHOD__.':'.__LINE__.": id=$data[id]: Parent '$parent' '$component' not found!");
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}
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}
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$parents[] = $component;
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}
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unset($data['path']);
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$insert['item'][] = $data;
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//error_log(__METHOD__."() leaving with out=".array2string($out));
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}
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} |