class.ilMailFolderGUI.php

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<?php
 
/* Copyright (c) 1998-2010 ILIAS open source, Extended GPL, see docs/LICENSE */
 
require_once 'Services/User/classes/class.ilObjUser.php';
require_once 'Services/Mail/classes/class.ilMailbox.php';
require_once 'Services/Mail/classes/class.ilMail.php';
require_once 'Services/Utilities/classes/class.ilConfirmationGUI.php';
include_once 'Services/Mail/classes/class.ilMailFolderTableGUI.php';
 
// removed ilCtrl_Calls
// ilMailAddressbookGUI
 
class ilMailFolderGUI
{
        private $current_select_cmd;
        private $current_selected_cmd;
 
        private $tpl = null;
        private $ctrl = null;
        private $lng = null;
        
        public $umail = null;
        public $mbox = null;
 
        private $errorDelete = false;
 
        public function __construct()
        {
                global $tpl, $ilCtrl, $lng, $ilUser;
 
                $this->tpl = $tpl;
                $this->ctrl = $ilCtrl;
                $this->lng = $lng;
                
                $this->umail = new ilMail($ilUser->getId());
                $this->mbox = new ilMailBox($ilUser->getId());
 
                if(isset($_POST['mobj_id']) && (int)$_POST['mobj_id'])
                {
                        $_GET['mobj_id'] = $_POST['mobj_id'];
                }
                // IF THERE IS NO OBJ_ID GIVEN GET THE ID OF MAIL ROOT NODE
                if(!(int)$_GET['mobj_id'])
                {
                        $_GET['mobj_id'] = $this->mbox->getInboxFolder();
                }
                $_GET['mobj_id'] = (int)$_GET['mobj_id'];
                $ilCtrl->saveParameter($this, 'mobj_id');
                $ilCtrl->setParameter($this, 'mobj_id', $_GET['mobj_id']);
                
        }
 
        public function executeCommand()
        {
                if ($_POST["select_cmd"])
                {
                        $_GET["cmd"] = 'editFolder';
 
                        // lower menubar execute-button
                        $this->current_select_cmd = $_POST['select_cmd'];
                        $this->current_selected_cmd = $_POST['selected_cmd'];
                }
                else if ($_POST["select_cmd2"])
                {
                        // upper menubar execute-button
                        $_GET["cmd"] = 'editFolder';
                        $this->current_select_cmd = $_POST['select_cmd2'];
                        $this->current_selected_cmd = $_POST['selected_cmd2'];
                }
 
                /* Fix: User views mail and wants to delete it... 
                   mjansen: The mail system needs a revision :-)
                */
                if ($_GET['selected_cmd'] == "deleteMails" && $_GET["mail_id"])
                {
                        $_GET["cmd"] = "editFolder";
                        $this->current_selected_cmd = "deleteMails";
                        $_POST["mail_id"] = array($_GET["mail_id"]);
                }
                
                /* Fix: User views mail and wants to move it...
                   mjansen: The mail system needs a revision :-)
                */
                $cmd = $this->ctrl->getCmd();
                if($cmd == 'changeFolder' && 
                   is_numeric($_POST['selected_cmd']) && 
                   $_GET["mail_id"])
                {
                        $this->current_selected_cmd = (int)$_POST['selected_cmd'];
                }               
 
                $forward_class = $this->ctrl->getNextClass($this);              
                switch($forward_class)
                {
                        case 'ilmailaddressbookgui':
                                include_once 'Services/Contact/classes/class.ilMailAddressbookGUI.php';
 
                                $this->ctrl->forwardCommand(new ilMailAddressbookGUI());
                                break;
 
                        case 'ilmailoptionsgui':
                                include_once 'Services/Mail/classes/class.ilMailOptionsGUI.php';
 
                                $this->ctrl->forwardCommand(new ilMailOptionsGUI());
                                break;
 
                        case 'ilpublicuserprofilegui':
                                include_once("Services/User/classes/class.ilPublicUserProfileGUI.php");
                                $this->tpl->setTitle($this->lng->txt("mail"));
                                $this->ctrl->saveParameter($this, "mail_id");
                                $profile_gui = new ilPublicUserProfileGUI($_GET["user"]);
                                $profile_gui->setBackUrl($this->ctrl->getLinkTarget($this, "showMail"));
                                $ret = $this->ctrl->forwardCommand($profile_gui);
                                if ($ret != "")
                                {
                                        $this->tpl->setContent($ret);
                                        $this->tpl->show();
                                }
                                break;
 
                        default:
                                if (!($cmd = $this->ctrl->getCmd()))
                                {
                                        $cmd = "showFolder";
                                }
                                $this->$cmd();
                                break;
                }
                return true;
        }
 
        public function add()
        {
                global $lng, $ilUser;
 
                if($_GET["mail_id"] != "")
                {
                        if (is_array($mail_data = $this->umail->getMail($_GET["mail_id"])))
                        {
                                require_once "Services/Contact/classes/class.ilAddressbook.php";
                                $abook = new ilAddressbook($ilUser->getId());
 
                                $tmp_user = new ilObjUser($mail_data["sender_id"]);
                                if ($abook->checkEntryByLogin($tmp_user->getLogin()) > 0)
                                {
                                        ilUtil::sendInfo($lng->txt("mail_entry_exists"));
                                }
                                else
                                {
                                        $abook->addEntry($tmp_user->getLogin(),
                                                                $tmp_user->getFirstname(),
                                                                $tmp_user->getLastname(),
                                                                $tmp_user->getEmail());
                                        ilUtil::sendInfo($lng->txt("mail_entry_added"));
                                }
                        }
                }
                $this->showMail();
        }
        
        public function cancelEmptyTrash()
        {
                $this->showFolder();
        }
        
        public function performEmptyTrash()
        {
                $this->umail->deleteMailsOfFolder($_GET['mobj_id']); 
                ilUtil::sendInfo($this->lng->txt('mail_deleted'));
                $this->showFolder();
        }
        
        public function askForEmptyTrash()
        {
                if($this->umail->countMailsOfFolder((int)$_GET['mobj_id']))
                {       
                        $this->askForConfirmation = true;
                }
                
                $this->showFolder();
                
                return true;
        }
        
        public function showUser()
        {
                global $ilCtrl, $ilToolbar;
                
                $this->ctrl->setParameter($this, "mail_id", $_GET["mail_id"]);
                
                $this->tpl->setTitle($this->lng->txt("mail"));
                //$ilToolbar->addButton($this->lng->txt("back"), $this->ctrl->getLinkTarget($this, "showMail"));
                
                $this->tpl->setVariable("TBL_TITLE", $this->lng->txt("profile_of")." ".
                        ilObjUser::_lookupLogin($_GET["user"]));
                $this->tpl->setVariable("TBL_TITLE_IMG",ilUtil::getImagePath("icon_usr.svg"));
                $this->tpl->setVariable("TBL_TITLE_IMG_ALT", $this->lng->txt("public_profile"));
                
                include_once './Services/User/classes/class.ilPublicUserProfileGUI.php';                
                $profile_gui = new ilPublicUserProfileGUI($_GET["user"]);
                $profile_gui->setBackUrl($this->ctrl->getLinkTarget($this, "showMail"));
                $this->tpl->setContent($ilCtrl->getHTML($profile_gui));
                $this->tpl->show();
                
                return true;
        }       
 
        public function addSubfolderCommands($check_uf = false)
        {
                global $ilToolbar;
 
                if('tree' != ilSession::get(ilMailGUI::VIEWMODE_SESSION_KEY))
                {
                        $ilToolbar->addSeparator();
                }
                
                $ilToolbar->addButton($this->lng->txt('mail_add_subfolder'), $this->ctrl->getLinkTarget($this, 'addSubFolder'));
 
                if($check_uf == true)
                {
                        $ilToolbar->addButton($this->lng->txt('rename'), $this->ctrl->getLinkTarget($this, 'renameSubFolder'));
                        $ilToolbar->addButton($this->lng->txt('delete'), $this->ctrl->getLinkTarget($this, 'deleteSubFolder'));
                }
                return true;
        }
        public function showFolder($a_show_confirmation = false)
        {
                global $ilUser, $ilToolbar;
 
                $this->tpl->addBlockFile('ADM_CONTENT', 'adm_content', 'tpl.mail.html', 'Services/Mail');
                $this->tpl->setTitle($this->lng->txt('mail'));
 
                $sentFolderId = $this->mbox->getSentFolder();
                $draftsFolderId = $this->mbox->getDraftsFolder();
 
                $isTrashFolder = $_GET['mobj_id'] == $this->mbox->getTrashFolder();
                $isSentFolder = $_GET['mobj_id'] == $sentFolderId;      
                $isDraftFolder = $_GET['mobj_id'] == $draftsFolderId;           
 
                if($this->current_selected_cmd == 'deleteMails' &&
                        !$this->errorDelete &&
                        $this->current_selected_cmd != 'confirm' &&
                        $isTrashFolder)
                {
                        if(isset($_REQUEST['mail_id']) && !is_array($_REQUEST['mail_id'])) $_REQUEST['mail_id'] = array($_REQUEST['mail_id']);
                        $confirmation = new ilConfirmationGUI();
                        $confirmation->setHeaderText($this->lng->txt('mail_sure_delete'));
                        $this->ctrl->setParameter($this, 'mail_id', implode(',', (array)$_REQUEST['mail_id']));
                        $confirmation->setFormAction($this->ctrl->getFormAction($this, 'confirmDeleteMails'));
                        $confirmation->setConfirm($this->lng->txt('confirm'), 'confirmDeleteMails');
                        $confirmation->setCancel($this->lng->txt('cancel'), 'cancelDeleteMails');
                        $this->tpl->setVariable('CONFIRMATION', $confirmation->getHTML());
                        $a_show_confirmation = true;
                }
 
                $folders = $this->mbox->getSubFolders();
                $mtree = new ilTree($ilUser->getId());
                $mtree->setTableNames('mail_tree', 'mail_obj_data');
 
                $check_uf = false;
                $check_local = false;
                
                if('tree' == ilSession::get(ilMailGUI::VIEWMODE_SESSION_KEY))
                {
                        $folder_d = $mtree->getNodeData($_GET['mobj_id']);
                        if($folder_d['m_type'] == 'user_folder')
                        {
                                $check_uf = true;
                        }
                        else if($folder_d['m_type'] == 'local')
                        {
                                $check_local = true;
                        }
                }
 
                $mailtable = new ilMailFolderTableGUI($this, (int)$_GET['mobj_id'], 'showFolder');
                $mailtable->isSentFolder($isSentFolder)
                        ->isDraftFolder($isDraftFolder)
                        ->isTrashFolder($isTrashFolder)
                        ->initFilter();
                $mailtable->setSelectedItems($_POST['mail_id']);
 
                try
                {
                        $mailtable->prepareHTML();
                }
                catch(Exception $e)
                {
                        ilUtil::sendFailure(
                                $this->lng->txt($e->getMessage()) != '-'.$e->getMessage().'-' ?
                                $this->lng->txt($e->getMessage()) :
                                $e->getMessage()
                        );
                }
 
                $table_html = $mailtable->getHtml();
 
                $folder_options = array();
                if('tree' != ilSession::get(ilMailGUI::VIEWMODE_SESSION_KEY))
                {
                        foreach($folders as $folder)
                        {
                                $folder_d = $mtree->getNodeData($folder['obj_id']);
 
                                if($folder['obj_id'] == $_GET['mobj_id'])
                                {
                                        if($folder['type'] == 'user_folder')
                                        {
                                                $check_uf = true;
                                        }
                                        else if($folder['type'] == 'local')
                                        {
                                                $check_local = true;
                                                $check_uf = false;
                                        }
                                }
 
                                if($folder['type'] == 'user_folder')
                                {
                                        $pre = '';
                                        for ($i = 2; $i < $folder_d['depth'] - 1; $i++)
                                        {
                                                $pre .= '&nbsp';
                                        }
                                        
                                        if ($folder_d['depth'] > 1)
                                        {
                                                $pre .= '+';
                                        }
                                        
                                        $folder_options[$folder['obj_id']] = $pre.' '.$folder['title'];
                                }
                                else
                                {
                                        $folder_options[$folder['obj_id']] = $this->lng->txt('mail_'.$folder['title']);
                                }
                        }
                }
 
                if($a_show_confirmation == false && $this->askForConfirmation == false)
                {
                        if('tree' != ilSession::get(ilMailGUI::VIEWMODE_SESSION_KEY))
                        {
                                $ilToolbar->addText($this->lng->txt('mail_change_to_folder'));
                                include_once './Services/Form/classes/class.ilSelectInputGUI.php';
                                $si = new ilSelectInputGUI("", "mobj_id");
                                $si->setOptions($folder_options);
                                $si->setValue($_GET['mobj_id']);
                                $ilToolbar->addInputItem($si);
 
                                $ilToolbar->addFormButton($this->lng->txt('change'),'showFolder');
                                $ilToolbar->setFormAction($this->ctrl->getFormAction($this, 'showFolder'));
                        }
                        if($check_local == true || $check_uf == true)
                        {
                                $this->addSubfolderCommands($check_uf);
                        }
                }
                // END SHOW_FOLDER
                
                if($mailtable->isTrashFolder() && 
                   $mailtable->getNumerOfMails() > 0 &&
                   $this->askForConfirmation)
                {
                        $confirmation = new ilConfirmationGUI();
                        $confirmation->setHeaderText($this->lng->txt('mail_empty_trash_confirmation'));
                        $confirmation->setFormAction($this->ctrl->getFormAction($this, 'performEmptyTrash'));
                        $confirmation->setConfirm($this->lng->txt('confirm'), 'performEmptyTrash');
                        $confirmation->setCancel($this->lng->txt('cancel'), 'cancelEmptyTrash');
                        $this->tpl->setVariable('CONFIRMATION', $confirmation->getHTML());
                }
 
                $this->tpl->setVariable('MAIL_TABLE', $table_html);
                $this->tpl->show();
        }
        
        public function deleteSubfolder($a_show_confirm = true)
        {
                if($a_show_confirm)
                {
                        include_once './Services/Utilities/classes/class.ilConfirmationGUI.php';
                        $oConfirmationGUI = new ilConfirmationGUI();
 
                        // set confirm/cancel commands
                        $oConfirmationGUI->setFormAction($this->ctrl->getFormAction($this,"showFolder"));
                        $oConfirmationGUI->setHeaderText($this->lng->txt("mail_sure_delete_folder"));
                        $oConfirmationGUI->setCancel($this->lng->txt("cancel"), "showFolder");
                        $oConfirmationGUI->setConfirm($this->lng->txt("confirm"), "performDeleteSubfolder");
                        $this->tpl->setVariable('CONFIRMATION',$oConfirmationGUI->getHTML());
 
                        return $this->showFolder(true);
                }
                else
                        return $this->showFolder(false);
        }
 
        public function performDeleteSubFolder()
        {
                $new_parent = $this->mbox->getParentFolderId($_GET["mobj_id"]);
 
                if ($this->mbox->deleteFolder($_GET["mobj_id"]))
                {                       
                        ilUtil::sendInfo($this->lng->txt("mail_folder_deleted"),true);
                        
                        $this->ctrl->setParameterByClass("ilMailGUI", "mobj_id", $new_parent);
                        $this->ctrl->redirectByClass("ilMailGUI");              
                }
                else
                {
                        ilUtil::sendFailure($this->lng->txt("mail_error_delete"));
                        return $this->showFolder();
                }
        }
        
        public function performAddSubFolder()
        {               
                if (isset($_POST["subfolder_title"]) && 'tree' == ilSession::get(ilMailGUI::VIEWMODE_SESSION_KEY)) $_SESSION["subfolder_title"] = ilUtil::stripSlashes($_POST['subfolder_title']);
 
                if (empty($_POST['subfolder_title']))
                {
                        ilUtil::sendInfo($this->lng->txt("mail_insert_folder_name"));
                        return $this->addSubFolder();
                }
                else if ($mobj_id = $this->mbox->addFolder($_GET["mobj_id"], ilUtil::stripSlashes($_POST["subfolder_title"])))
                {                       
                        unset($_SESSION["subfolder_title"]);
                        ilUtil::sendInfo($this->lng->txt("mail_folder_created"), true);         
                        
                        $this->ctrl->setParameterByClass("ilMailGUI", 'mobj_id', $mobj_id);
                        $this->ctrl->redirectByClass("ilMailGUI");
                }
                else
                {
                        ilUtil::sendFailure($this->lng->txt("mail_folder_exists"));
                        return $this->addSubFolder();
                }               
        }
 
        public function addSubFolder()
        {
                global $ilCtrl, $tpl;
 
                include_once 'Services/Form/classes/class.ilPropertyFormGUI.php';
 
                $tpl->addBlockFile('ADM_CONTENT', 'adm_content', 'tpl.mail.html', 'Services/Mail');
                $tpl->setTitle($this->lng->txt('mail'));
 
                $oForm = new ilPropertyFormGUI();
                $oForm->setFormAction($ilCtrl->getFormAction($this, 'performAddSubFolder'));
                $oForm->setTitle($this->lng->txt('mail_add_folder'));
 
                //title
                $oTitle = new ilTextInputGUI();
                $oTitle->setTitle($this->lng->txt('title'));
                $oTitle->setPostVar('subfolder_title');
                $oForm->addItem($oTitle);
 
                $oForm->addCommandButton('performAddSubFolder', $this->lng->txt('save'));
                $oForm->addCommandButton('showFolder', $this->lng->txt('cancel'));
 
                $tpl->setVariable('FORM', $oForm->getHTML());
                $tpl->show();
 
                return true;
        }
 
        public function renameSubFolder()
        {
                global $ilCtrl, $tpl;
 
                include_once 'Services/Form/classes/class.ilPropertyFormGUI.php';
 
                $tpl->addBlockFile('ADM_CONTENT', 'adm_content', 'tpl.mail.html', 'Services/Mail');
                $tpl->setTitle($this->lng->txt('mail'));
 
                $oForm = new ilPropertyFormGUI();
                $oForm->setFormAction($ilCtrl->getFormAction($this, 'performRenameSubFolder'));
                $oForm->setTitle($this->lng->txt('mail_rename_folder'));
 
                //title
                $oTitle = new ilTextInputGUI();
                $oTitle->setTitle($this->lng->txt('title'));
                $tmp_data = $this->mbox->getFolderData($_GET["mobj_id"]);
                $oTitle->setValue($tmp_data["title"]);
                $oTitle->setPostVar('subfolder_title');
                $oForm->addItem($oTitle);
 
                $oForm->addCommandButton('performRenameSubFolder', $this->lng->txt('save'));
                $oForm->addCommandButton('showFolder', $this->lng->txt('cancel'));
                $tpl->setVariable('FORM', $oForm->getHTML());
                $tpl->show();
 
                return true;
        }
 
        public function performRenameSubFolder()
        {
                if (isset($_POST["subfolder_title"]) && 'tree' == ilSession::get(ilMailGUI::VIEWMODE_SESSION_KEY)) $_SESSION["subfolder_title"] = $_POST['subfolder_title'];
 
                $tmp_data = $this->mbox->getFolderData($_GET["mobj_id"]);
                if ($tmp_data["title"] != $_POST["subfolder_title"])
                {
                        if ($_POST["subfolder_title"] == "")
                        {
                                ilUtil::sendInfo($this->lng->txt("mail_insert_folder_name"));
                                return $this->renameSubFolder();
                        }
                        else
                        {
                                if ($this->mbox->renameFolder($_GET["mobj_id"], ilUtil::stripSlashes($_POST["subfolder_title"])))
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_folder_name_changed"), true);
                                        unset($_SESSION["subfolder_title"]);
                                        $this->ctrl->redirectByClass("ilMailGUI");
                                }
                                else
                                {
                                        ilUtil::sendFailure($this->lng->txt("mail_folder_exists"));
                                        return $this->renameSubFolder();
                                }
                        }
                }               
                return $this->showFolder();
        }
 
        public function changeFolder()
        {
                switch ($this->current_selected_cmd)
                {
                        default:
                                if(!(int)$_GET["mail_id"] || !(int)$this->current_selected_cmd)
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_move_error"));
                                        return $this->showMail();
                                }
 
                                if ($this->umail->moveMailsToFolder(array($_GET["mail_id"]), $this->current_selected_cmd))
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_moved"), true);
                                        $this->ctrl->redirectByClass("ilMailGUI");
                                }
                                else
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_move_error"));
                                }
                                break;
                }
                
                $this->showMail();
                
                return true;
        }
 
        public function editFolder()
        {
                switch ($this->current_selected_cmd)
                {
                        case 'markMailsRead':
                                if(is_array($_POST["mail_id"]))
                                {
                                        $this->umail->markRead($_POST["mail_id"]);
                                }
                                else
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_select_one"));
                                }
                                break;
                        case 'markMailsUnread':
                                if(is_array($_POST["mail_id"]))
                                {
                                        $this->umail->markUnread($_POST["mail_id"]);
                                }
                                else
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_select_one"));
                                }
                                break;
        
                        case 'deleteMails':
                                // IF MAILBOX IS TRASH ASK TO CONFIRM
                                if($this->mbox->getTrashFolder() == $_GET["mobj_id"])
                                {
                                        if(!is_array($_POST["mail_id"]))
                                        {
                                                ilUtil::sendInfo($this->lng->txt("mail_select_one"));
                                                $this->errorDelete = true;
                                        }
                                } // END IF MAILBOX IS TRASH FOLDER
                                else
                                {
                                        // MOVE MAILS TO TRASH
                                        if(!is_array($_POST["mail_id"]))
                                        {
                                                ilUtil::sendInfo($this->lng->txt("mail_select_one"));
                                        }
                                        else if($this->umail->moveMailsToFolder($_POST["mail_id"], $this->mbox->getTrashFolder()))
                                        {
                                                $_GET["offset"] = 0;
                                                ilUtil::sendInfo($this->lng->txt("mail_moved_to_trash"));
                                        }
                                        else
                                        {
                                                ilUtil::sendInfo($this->lng->txt("mail_move_error"));
                                        }
                                }
                                break;
        
                        case 'add':
                                $this->ctrl->setParameterByClass("ilmailoptionsgui", "cmd", "add");
                                $this->ctrl->redirectByClass("ilmailoptionsgui");
        
                        case 'moveMails':
                        default:
                                if(!is_array($_POST["mail_id"]))
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_select_one"));
                                }
                                else if($this->umail->moveMailsToFolder($_POST["mail_id"],$this->current_selected_cmd))
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_moved"));
                                }
                                else
                                {
                                        ilUtil::sendInfo($this->lng->txt("mail_move_error"));
                                }
                                break;
                }
                
                $this->showFolder();
        }
 
        public function confirmDeleteMails()
        {
                if($this->mbox->getTrashFolder() == $_GET['mobj_id'])
                {
                        $_POST['mail_id'] = $mail_ids = explode(',', $_GET['mail_id']);
                        if(!is_array($mail_ids))
                        {
                                ilUtil::sendInfo($this->lng->txt('mail_select_one'));
                        }
                        else if($this->umail->deleteMails($mail_ids))
                        {
                                $_GET['offset'] = 0;
                                ilUtil::sendInfo($this->lng->txt('mail_deleted'));
                        }
                        else
                        {
                                ilUtil::sendInfo($this->lng->txt('mail_delete_error'));
                        }
                }
 
                $this->showFolder();
        }
 
        public function cancelDeleteMails()
        {
                $this->ctrl->redirect($this);
        }
 
        public function showMail()
        {
                global $ilUser, $ilToolbar, $ilTabs;
 
                if($_SESSION['mail_id'])
                {
                        $_GET['mail_id']     = $_SESSION['mail_id'];
                        $_SESSION['mail_id'] = '';
                }
 
                $ilTabs->clearTargets();
                $ilTabs->setBackTarget($this->lng->txt('back_to_folder'), $this->ctrl->getFormAction($this, 'showFolder'));
 
                $this->umail->markRead(array((int)$_GET['mail_id']));
                $mailData = $this->umail->getMail((int)$_GET['mail_id']);
 
                $this->tpl->setTitle($this->lng->txt('mail_mails_of'));
 
                require_once 'Services/Form/classes/class.ilPropertyFormGUI.php';
 
                $form = new ilPropertyFormGUI();
                $form->setPreventDoubleSubmission(false);
                $form->setTableWidth('100%');
                $this->ctrl->setParameter($this, 'mail_id', (int)$_GET['mail_id']);
                $form->setFormAction($this->ctrl->getFormAction($this, 'showMail'));
                $this->ctrl->clearParameters($this);
                $form->setTitle($this->lng->txt('mail_mails_of'));
 
                if('tree' == ilSession::get(ilMailGUI::VIEWMODE_SESSION_KEY))
                {
                        $this->tpl->setVariable('FORM_TARGET', ilFrameTargetInfo::_getFrame('MainContent'));
                }
 
                include_once 'Services/Accessibility/classes/class.ilAccessKeyGUI.php';
 
                $sender = ilObjectFactory::getInstanceByObjId($mailData['sender_id'], false);
 
                if($sender && $sender->getId() && $sender->getId() != ANONYMOUS_USER_ID)
                {
                        $this->ctrl->setParameterByClass('ilmailformgui', 'mail_id', (int)$_GET['mail_id']);
                        $this->ctrl->setParameterByClass('ilmailformgui', 'type', 'reply');
                        $this->ctrl->clearParametersByClass('iliasmailformgui');
                        $ilToolbar->addButton($this->lng->txt('reply'), $this->ctrl->getLinkTargetByClass('ilmailformgui'), '', ilAccessKey::REPLY);
                        $this->ctrl->clearParameters($this);
                }
 
                $this->ctrl->setParameterByClass('ilmailformgui', 'mail_id', (int)$_GET['mail_id']);
                $this->ctrl->setParameterByClass('ilmailformgui', 'type', 'forward');
                $this->ctrl->clearParametersByClass('iliasmailformgui');
                $ilToolbar->addButton($this->lng->txt('forward'), $this->ctrl->getLinkTargetByClass('ilmailformgui'), '', ilAccessKey::FORWARD_MAIL);
                $this->ctrl->clearParameters($this);
 
                $this->ctrl->setParameter($this, 'mail_id', (int)$_GET['mail_id']);
                $ilToolbar->addButton($this->lng->txt('print'), $this->ctrl->getLinkTarget($this, 'printMail'), '_blank');
                $this->ctrl->clearParameters($this);
 
                $this->ctrl->setParameter($this, 'mail_id', (int)$_GET['mail_id']);
                $this->ctrl->setParameter($this, 'selected_cmd', 'deleteMails');
                $ilToolbar->addButton($this->lng->txt('delete'), $this->ctrl->getLinkTarget($this), '', ilAccessKey::DELETE);
                $this->ctrl->clearParameters($this);
 
                if($sender && $sender->getId() && $sender->getId() != ANONYMOUS_USER_ID)
                {
                        $linked_fullname    = $sender->getPublicName();
                        $picture            = ilUtil::img($sender->getPersonalPicturePath('xsmall'), $sender->getPublicName());
                        $add_to_addb_button = '';
 
                        if(in_array(ilObjUser::_lookupPref($sender->getId(), 'public_profile'), array('y', 'g')))
                        {
                                $this->ctrl->setParameter($this, 'mail_id', (int)$_GET['mail_id']);
                                $this->ctrl->setParameter($this, 'user', $sender->getId());
                                $linked_fullname = '<br /><a href="' . $this->ctrl->getLinkTarget($this, 'showUser') . '" title="'.$linked_fullname.'">' . $linked_fullname . '</a>';
                                $this->ctrl->clearParameters($this);
                        }
 
                        if($sender->getId() != $ilUser->getId())
                        {
                                require_once 'Services/Contact/classes/class.ilAddressbook.php';
                                $abook = new ilAddressbook($ilUser->getId());
                                if($abook->checkEntryByLogin($sender->getLogin()) == 0)
                                {
                                        $tplbtn = new ilTemplate('tpl.buttons.html', true, true);
 
                                        $tplbtn->setCurrentBlock('btn_cell');
                                        $this->ctrl->setParameter($this, 'mail_id', (int)$_GET['mail_id']);
                                        $tplbtn->setVariable('BTN_LINK', $this->ctrl->getLinkTarget($this, 'add'));
                                        $this->ctrl->clearParameters($this);
                                        $tplbtn->setVariable('BTN_TXT', $this->lng->txt('mail_add_to_addressbook'));
                                        $tplbtn->parseCurrentBlock();
 
                                        $add_to_addb_button = '<br />' . $tplbtn->get();
                                }
                        }
 
                        $from = new ilCustomInputGUI($this->lng->txt('from'));
                        $from->setHtml($picture . ' ' . $linked_fullname . $add_to_addb_button);
                        $form->addItem($from);
                }
                else if(!$sender || !$sender->getId())
                {
                        $from = new ilCustomInputGUI($this->lng->txt('from'));
                        $from->setHtml($mailData['import_name'] . ' (' . $this->lng->txt('user_deleted') . ')');
                        $form->addItem($from);
                }
                else
                {
                        $from = new ilCustomInputGUI($this->lng->txt('from'));
                        $from->setHtml(ilUtil::img(ilUtil::getImagePath('HeaderIconAvatar.svg'), ilMail::_getIliasMailerName()) . '<br />' . ilMail::_getIliasMailerName());
                        $form->addItem($from);
                }
 
                $to = new ilCustomInputGUI($this->lng->txt('mail_to'));
                $to->setHtml(ilUtil::htmlencodePlainString($this->umail->formatNamesForOutput($mailData['rcp_to']), false));
                $form->addItem($to);
 
                if($mailData['rcp_cc'])
                {
                        $cc = new ilCustomInputGUI($this->lng->txt('cc'));
                        $cc->setHtml(ilUtil::htmlencodePlainString($this->umail->formatNamesForOutput($mailData['rcp_cc']), false));
                        $form->addItem($cc);
                }
 
                if($mailData['rcp_bcc'])
                {
                        $bcc = new ilCustomInputGUI($this->lng->txt('bc'));
                        $bcc->setHtml(ilUtil::htmlencodePlainString($this->umail->formatNamesForOutput($mailData['rcp_bcc']), false));
                        $form->addItem($bcc);
                }
 
                $subject = new ilCustomInputGUI($this->lng->txt('subject'));
                $subject->setHtml(ilUtil::htmlencodePlainString($mailData['m_subject'], true));
                $form->addItem($subject);
 
                $date = new ilCustomInputGUI($this->lng->txt('date'));
                $date->setHtml(ilDatePresentation::formatDate(new ilDateTime($mailData['send_time'], IL_CAL_DATETIME)));
                $form->addItem($date);
 
                $message = new ilCustomInputGUI($this->lng->txt('message'));
                $message->setHtml(ilUtil::htmlencodePlainString($mailData['m_message'], true));
                $form->addItem($message);
 
                if($mailData['attachments'])
                {
                        $att = new ilCustomInputGUI($this->lng->txt('attachments'));
 
                        $radiog = new ilRadioGroupInputGUI('', 'filename');
 
                        foreach($mailData['attachments'] as $file)
                        {
                                $radiog->addOption(new ilRadioOption($file, md5($file)));
                        }
 
                        $att->setHtml($radiog->render());
                        $form->addCommandButton('deliverFile', $this->lng->txt('download'));
                        $form->addItem($att);
                }
 
                $isTrashFolder = false;
                if($this->mbox->getTrashFolder() == $_GET['mobj_id'])
                {
                        $isTrashFolder = true;
                }
 
                $current_folder_data = $this->mbox->getFolderData((int)$_GET['mobj_id']);
 
                $selectOptions = array();
                $actions       = $this->mbox->getActions((int)$_GET["mobj_id"]);
                foreach($actions as $key => $action)
                {
                        if($key == 'moveMails')
                        {
                                $folders = $this->mbox->getSubFolders();
                                foreach($folders as $folder)
                                {
                                        if(
                                                ($folder["type"] != 'trash' || !$isTrashFolder) &&
                                                $folder['obj_id'] != $current_folder_data['obj_id']
                                        )
                                        {
                                                $optionText = '';
                                                if($folder['type'] != 'user_folder')
                                                {
                                                        $optionText = $action . ' ' . $this->lng->txt('mail_' . $folder['title']) . ($folder['type'] == 'trash' ? ' (' . $this->lng->txt('delete') . ')' : '');
                                                }
                                                else
                                                {
                                                        $optionText = $action . ' ' . $folder['title'];
                                                }
 
                                                $selectOptions[$folder['obj_id']] = $optionText;
                                        }
                                }
                        }
                }
 
                if($current_folder_data['type'] == 'user_folder')
                {
                        $txt_folder = $current_folder_data['title'];
                }
                else
                {
                        $txt_folder = $this->lng->txt('mail_' . $current_folder_data['title']);
                }
                $ilToolbar->addSeparator();
                $ilToolbar->addText(sprintf($this->lng->txt('current_folder'), $txt_folder));
 
                if(is_array($selectOptions) && count($selectOptions))
                {
                        include_once 'Services/Form/classes/class.ilSelectInputGUI.php';
                        $actions = new ilSelectInputGUI('', 'selected_cmd');
                        $actions->setOptions($selectOptions);
                        $this->ctrl->setParameter($this, 'mail_id', (int)$_GET['mail_id']);
                        $ilToolbar->setFormAction($this->ctrl->getFormAction($this, 'showMail'));
                        $ilToolbar->addInputItem($actions);
                        $ilToolbar->addFormButton($this->lng->txt('submit'), 'changeFolder');
                }
 
                // Navigation
                $prevMail = $this->umail->getPreviousMail((int)$_GET['mail_id']);
                $nextMail = $this->umail->getNextMail((int)$_GET['mail_id']);
                if(is_array($prevMail) || is_array($nextMail))
                {
                        $ilToolbar->addSeparator();
 
                        if($prevMail['mail_id'])
                        {
                                $this->ctrl->setParameter($this, 'mail_id', $prevMail['mail_id']);
                                $ilToolbar->addButton($this->lng->txt('previous'), $this->ctrl->getLinkTarget($this, 'showMail'));
                                $this->ctrl->clearParameters($this);
                        }
 
                        if($nextMail['mail_id'])
                        {
                                $this->ctrl->setParameter($this, 'mail_id', $nextMail['mail_id']);
                                $ilToolbar->addButton($this->lng->txt('next'), $this->ctrl->getLinkTarget($this, 'showMail'));
                                $this->ctrl->clearParameters($this);
                        }
                }
 
                $this->tpl->setContent($form->getHTML());
                $this->tpl->show();
        }
 
        public function printMail()
        {
                global $tpl;
 
                $tplprint = new ilTemplate('tpl.mail_print.html', true, true, 'Services/Mail');
                $tplprint->setVariable('JSPATH', $tpl->tplPath);
 
                $mailData = $this->umail->getMail((int)$_GET['mail_id']);
 
                $sender = ilObjectFactory::getInstanceByObjId($mailData['sender_id'], false);
 
                $tplprint->setVariable('TXT_FROM', $this->lng->txt('from'));
                if($sender && $sender->getId() && $sender->getId() != ANONYMOUS_USER_ID)
                {
                        $tplprint->setVariable('FROM', $sender->getPublicName());
                }
                else if(!$sender || !$sender->getId())
                {
                        $tplprint->setVariable('FROM',  $mailData['import_name'] . ' (' . $this->lng->txt('user_deleted') . ')');
                }
                else
                {
                        $tplprint->setVariable('FROM', ilMail::_getIliasMailerName());
                }
 
                $tplprint->setVariable('TXT_TO', $this->lng->txt('mail_to'));
                $tplprint->setVariable('TO', $mailData['rcp_to']);
 
                if($mailData['rcp_cc'])
                {
                        $tplprint->setCurrentBlock('cc');
                        $tplprint->setVariable('TXT_CC', $this->lng->txt('cc'));
                        $tplprint->setVariable('CC', $mailData['rcp_cc']);
                        $tplprint->parseCurrentBlock();
                }
 
                if($mailData['rcp_bcc'])
                {
                        $tplprint->setCurrentBlock('bcc');
                        $tplprint->setVariable('TXT_BCC', $this->lng->txt('bc'));
                        $tplprint->setVariable('BCC', $mailData['rcp_bcc']);
                        $tplprint->parseCurrentBlock();
                }
 
                $tplprint->setVariable('TXT_SUBJECT', $this->lng->txt('subject'));
                $tplprint->setVariable('SUBJECT', htmlspecialchars($mailData['m_subject']));
 
                $tplprint->setVariable('TXT_DATE', $this->lng->txt('date'));
                $tplprint->setVariable('DATE', ilDatePresentation::formatDate(new ilDateTime($mailData['send_time'], IL_CAL_DATETIME)));
 
                $tplprint->setVariable('TXT_MESSAGE', $this->lng->txt('message'));
                $tplprint->setVariable('MAIL_MESSAGE', nl2br(htmlspecialchars($mailData['m_message'])));
 
                $tplprint->show();
        }
 
        function deliverFile()
        {
                if ($_SESSION["mail_id"])
                {
                        $_GET["mail_id"] = $_SESSION["mail_id"];
                }
                $_SESSION["mail_id"] = "";
 
                $filename = ($_SESSION["filename"]
                                                ? $_SESSION["filename"]
                                                : ($_POST["filename"]
                                                        ? $_POST["filename"]
                                                        : $_GET["filename"]));
                $_SESSION["filename"] = "";
 
                if ($filename != "")
                {
                        require_once "./Services/Mail/classes/class.ilFileDataMail.php";
                        
                        // secure filename
                        $filename = str_replace("..", "", $filename);
                        
                        $mfile = new ilFileDataMail($_SESSION["AccountId"]);
                        if(!is_array($file = $mfile->getAttachmentPathByMD5Filename($filename, $_GET['mail_id'])))
                        {
                                ilUtil::sendInfo($this->lng->txt('mail_error_reading_attachment'));
                                $this->showMail();
                        }
                        else
                        {
                                ilUtil::deliverFile($file['path'], $file['filename']);
                        }
                }
                else
                {
                        ilUtil::sendInfo($this->lng->txt('mail_select_attachment'));
                        $this->showMail();
                }
        }
 
        public function applyFilter()
        {
                $sentFolderId   = $this->mbox->getSentFolder();
                $draftsFolderId = $this->mbox->getDraftsFolder();
 
                $isTrashFolder = $_GET['mobj_id'] == $this->mbox->getTrashFolder();
                $isSentFolder  = $_GET['mobj_id'] == $sentFolderId;
                $isDraftFolder = $_GET['mobj_id'] == $draftsFolderId;
 
                $table = new ilMailFolderTableGUI($this, (int)$_GET['mobj_id'], 'showFolder');
                $table->isSentFolder($isSentFolder)
                        ->isDraftFolder($isDraftFolder)
                        ->isTrashFolder($isTrashFolder)
                        ->initFilter();
                $table->resetOffset();
                $table->writeFilterToSession();
 
                $this->showFolder();
        }
 
        public function resetFilter()
        {
                $sentFolderId   = $this->mbox->getSentFolder();
                $draftsFolderId = $this->mbox->getDraftsFolder();
 
                $isTrashFolder = $_GET['mobj_id'] == $this->mbox->getTrashFolder();
                $isSentFolder  = $_GET['mobj_id'] == $sentFolderId;
                $isDraftFolder = $_GET['mobj_id'] == $draftsFolderId;
 
                $table = new ilMailFolderTableGUI($this, (int)$_GET['mobj_id'], 'showFolder');
                $table->isSentFolder($isSentFolder)
                        ->isDraftFolder($isDraftFolder)
                        ->isTrashFolder($isTrashFolder)
                        ->initFilter();
                $table->resetOffset();
                $table->resetFilter();
 
                $this->showFolder();
        }
}
?>