class.ilMailSearchCoursesGUI.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.ilFormatMail.php";
require_once 'Services/Contact/BuddySystem/classes/class.ilBuddySystem.php';

class ilMailSearchCoursesGUI
{
        private $tpl = null;
        private $ctrl = null;
        private $lng = null;
        
        private $umail = null;
        private $abook = null;

        protected $mailing_allowed;

        public function __construct($wsp_access_handler = null, $wsp_node_id = null)
        {
                global $tpl, $ilCtrl, $lng, $ilUser, $rbacsystem;

                $this->tpl = $tpl;
                $this->ctrl = $ilCtrl;
                $this->lng = $lng;
                
                // personal workspace
                $this->wsp_access_handler = $wsp_access_handler;
                $this->wsp_node_id = $wsp_node_id;
                
                // check if current user may send mails
                include_once "Services/Mail/classes/class.ilMail.php";
                $mail = new ilMail($_SESSION["AccountId"]);
                $this->mailing_allowed = $rbacsystem->checkAccess('internal_mail',$mail->getMailObjectReferenceId());

                $this->ctrl->saveParameter($this, "mobj_id");
                $this->ctrl->saveParameter($this, "ref");

                $this->umail = new ilFormatMail($ilUser->getId());
        }

        public function executeCommand()
        {
                global $ilErr;

                $forward_class = $this->ctrl->getNextClass($this);
                switch($forward_class)
                {
                        case 'ilbuddysystemgui':
                                if(!ilBuddySystem::getInstance()->isEnabled())
                                {
                                        $ilErr->raiseError($this->lng->txt('msg_no_perm_read'), $ilErr->MESSAGE);
                                }

                                require_once 'Services/Contact/BuddySystem/classes/class.ilBuddySystemGUI.php';
                                $this->ctrl->saveParameter($this, 'search_crs');
                                $this->ctrl->setReturn($this, 'showMembers');
                                $this->ctrl->forwardCommand(new ilBuddySystemGUI());
                                break;

                        default:
                                if (!($cmd = $this->ctrl->getCmd()))
                                {
                                        $cmd = "showMyCourses";
                                }

                                $this->$cmd();
                                break;
                }
                return true;
        }

        function mail()
        {
                global $ilUser, $lng;
                if ($_GET["view"] == "mycourses")
                {
                        $ids = ((int)$_GET['search_crs']) ? array((int)$_GET['search_crs']) : $_POST['search_crs'];
                        
                        if ($ids)
                        {
                                $this->mailCourses();
                        }
                        else
                        {
                                ilUtil::sendInfo($lng->txt("mail_select_course"));
                                $this->showMyCourses();
                        }
                }
                else if ($_GET["view"] == "crs_members")
                {
                        $ids = ((int)$_GET['search_members']) ? array((int)$_GET['search_members']) : $_POST['search_members'];
                        if ($ids)
                        {
                                $this->mailMembers();
                        }
                        else
                        {
                                ilUtil::sendInfo($lng->txt("mail_select_one_entry"));
                                $this->showMembers();
                        }
                }
                else
                {
                        $this->showMyCourses();
                }
        }

        function mailCourses()
        {
                global $ilUser, $lng, $rbacreview;

                $members = array();

                if (!is_array($old_mail_data = $this->umail->getSavedData()))
                {
                        $this->umail->savePostData(
                                $ilUser->getId(),
                                array(),
                                "",
                                "",
                                "",
                                "",
                                "",
                                "",
                                "",
                                ""
                        );
                }

                require_once './Services/Object/classes/class.ilObject.php';
                
                $ids = ((int)$_GET['search_crs']) ? array((int)$_GET['search_crs']) : $_POST['search_crs']; 
                
                foreach ($ids as $crs_id)
                {
                        $ref_ids = ilObject::_getAllReferences($crs_id);

                        foreach ($ref_ids as $ref_id)
                        {
                                $roles = $rbacreview->getAssignableChildRoles($ref_id);
                                foreach ($roles as $role)
                                {
                                        if (substr($role['title'], 0, 14) == 'il_crs_member_' ||
                                            substr($role['title'], 0, 13) == 'il_crs_tutor_' ||
                                            substr($role['title'], 0, 13) == 'il_crs_admin_')
                                        {
                                                if(isset($old_mail_data['rcp_to']) && 
                                                   trim($old_mail_data['rcp_to']) != '')
                                                {
                                                        $rcpt = $rbacreview->getRoleMailboxAddress($role['obj_id']);
                                                        if(!$this->umail->doesRecipientStillExists($rcpt, $old_mail_data['rcp_to']))
                                                        {
                                                                array_push($members, $rcpt);
                                                        }
                                                }
                                                else
                                                {
                                                        array_push($members, $rbacreview->getRoleMailboxAddress($role['obj_id']));
                                                }
                                        }
                                }
                        }
                }
                
                if(count($members))
                        $mail_data = $this->umail->appendSearchResult($members, 'to');
                else
                        $mail_data = $this->umail->getSavedData();

                $this->umail->savePostData(
                        $mail_data["user_id"],
                        $mail_data["attachments"],
                        $mail_data["rcp_to"],
                        $mail_data["rcp_cc"],
                        $mail_data["rcp_bcc"],
                        $mail_data["m_type"],
                        $mail_data["m_email"],
                        $mail_data["m_subject"],
                        $mail_data["m_message"],
                        $mail_data["use_placeholders"],
                        $mail_data['tpl_ctx_id'],
                        $mail_data['tpl_ctx_params']
                );

                #$this->ctrl->returnToParent($this);
                ilUtil::redirect("ilias.php?baseClass=ilMailGUI&type=search_res");
        }

        function mailMembers()
        {
                global $ilUser;

                $members = array();

                if (!is_array($this->umail->getSavedData()))
                {
                        $this->umail->savePostData(
                                $ilUser->getId(),
                                array(),
                                "",
                                "",
                                "",
                                "",
                                "",
                                "",
                                "",
                                ""
                        );
                }
        
                $ids = ((int)$_GET['search_members']) ? array((int)$_GET['search_members']) : $_POST['search_members'];
                
                foreach ($ids as $member)
                {
                        $login = ilObjUser::_lookupLogin($member);
                        array_push($members, $login);
                }
                $mail_data = $this->umail->appendSearchResult($members,"to");

                $this->umail->savePostData(
                        $mail_data["user_id"],
                        $mail_data["attachments"],
                        $mail_data["rcp_to"],
                        $mail_data["rcp_cc"],
                        $mail_data["rcp_bcc"],
                        $mail_data["m_type"],
                        $mail_data["m_email"],
                        $mail_data["m_subject"],
                        $mail_data["m_message"],
                        $mail_data["use_placeholders"],
                        $mail_data['tpl_ctx_id'],
                        $mail_data['tpl_ctx_params']
                );

                #$this->ctrl->returnToParent($this);
                ilUtil::redirect("ilias.php?baseClass=ilMailGUI&type=search_res");
        }

        function cancel()
        {
                if ($_GET["view"] == "mycourses" &&
                        $_GET["ref"] == "mail")
                {
                        $this->ctrl->returnToParent($this);     
                }
                else
                {
                        $this->showMyCourses();
                }
        }
        
        public function showMyCourses()
        {
                global $lng, $ilUser, $ilObjDataCache, $tree, $tpl, $rbacsystem;

                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
        
                $this->tpl->setTitle($this->lng->txt('mail_addressbook') );
                
                $searchTpl = new ilTemplate('tpl.mail_search_template.html', true, true, 'Services/Contact');
                
                $_GET['view'] = 'mycourses';

                $lng->loadLanguageModule('crs');

                include_once 'Services/Contact/classes/class.ilMailSearchCoursesTableGUI.php';
                $table = new ilMailSearchCoursesTableGUI($this, "crs", $_GET["ref"]);
                $table->setId('search_crs_tbl');
                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';
                $crs_ids = ilCourseParticipants::_getMembershipByType($ilUser->getId(), 'crs');
                $counter = 0;
                $tableData = array();
                if (is_array($crs_ids) && count($crs_ids) > 0)
                {
                        $num_courses_hidden_members = 0;
                        include_once("./Services/UIComponent/AdvancedSelectionList/classes/class.ilAdvancedSelectionListGUI.php");
                        foreach($crs_ids as $crs_id) 
                        {
                                $oTmpCrs = ilObjectFactory::getInstanceByObjId($crs_id);

                                $isOffline = !$oTmpCrs->isActivated();
                                $hasUntrashedReferences = ilObject::_hasUntrashedReference($crs_id);
                                $showMemberListEnabled = (boolean)$oTmpCrs->getShowMembers();
                                $ref_ids = array_keys(ilObject::_getAllReferences($crs_id));
                                $isPrivilegedUser = $rbacsystem->checkAccess('write', $ref_ids[0]);

                                if($hasUntrashedReferences && ((!$isOffline && $showMemberListEnabled) || $isPrivilegedUser))
                                {                               
                                        $oCrsParticipants = ilCourseParticipants::_getInstanceByObjId($crs_id);
                                        $crs_members = $oCrsParticipants->getParticipants();

                                        foreach($crs_members as $key => $member)
                                        {
                                                $tmp_usr = new ilObjUser($member);                                              
                                                if($tmp_usr->checkTimeLimit()== false || $tmp_usr->getActive() == false )
                                                {
                                                        unset($crs_members[$key]);
                                                }
                                        }
                                        unset($tmp_usr);
                                        
                                        $hiddenMembers = false;
                                        if((int)$oTmpCrs->getShowMembers() == $oTmpCrs->SHOW_MEMBERS_DISABLED)
                                        {
                                                ++$num_courses_hidden_members;
                                                $hiddenMembers = true;
                                        }
                                        unset($oTmpCrs);
                                        
                                        $ref_ids = ilObject::_getAllReferences($crs_id);
                                        $ref_id = current($ref_ids);                            
                                        $path_arr = $tree->getPathFull($ref_id, $tree->getRootId());
                                        $path_counter = 0;
                                        $path = '';
                                        foreach($path_arr as $data)
                                        {
                                                if($path_counter++)
                                                {
                                                        $path .= " -> ";
                                                }
                                                $path .= $data['title'];
                                        }
                                        $path = $this->lng->txt('path').': '.$path;

                                        $current_selection_list = new ilAdvancedSelectionListGUI();
                                        $current_selection_list->setListTitle($this->lng->txt("actions"));
                                        $current_selection_list->setId("act_".$counter);

                                        $this->ctrl->setParameter($this, 'search_crs', $crs_id);
                                        $this->ctrl->setParameter($this, 'view', 'mycourses');
                                        
                                        if($_GET["ref"] == "mail")
                                        {
                                                if ($this->mailing_allowed)
                                                        $current_selection_list->addItem($this->lng->txt("mail_members"), '', $this->ctrl->getLinkTarget($this, "mail"));
                                        }
                                        else if($_GET["ref"] == "wsp")
                                        {
                                                $current_selection_list->addItem($this->lng->txt("wsp_share_with_members"), '', $this->ctrl->getLinkTarget($this, "share"));
                                        }
                                        $current_selection_list->addItem($this->lng->txt("mail_list_members"), '', $this->ctrl->getLinkTarget($this, "showMembers"));
                                        
                                        $this->ctrl->clearParameters($this);
                                        
                                        $rowData = array
                                        (
                                                "CRS_ID" => $crs_id,
                                                "CRS_NAME" => $ilObjDataCache->lookupTitle($crs_id),
                                                "CRS_NO_MEMBERS" => count($crs_members),
                                                "CRS_PATH" => $path,
                                                'COMMAND_SELECTION_LIST' => $current_selection_list->getHTML(),
                                                "hidden_members" => $hiddenMembers,
                                        );
                                        $counter++;
                                        $tableData[] = $rowData;
                                }
                        }
                        
                        //if((int)$counter)
                        //{     
                        //      $table->addCommandButton('mail',$lng->txt('mail_members'));
                        //      $table->addCommandButton('showMembers',$lng->txt('mail_list_members'));
                        //}
                        
                        if($num_courses_hidden_members > 0)
                        {
                                $searchTpl->setCurrentBlock('caption_block');
                                $searchTpl->setVariable('TXT_LIST_MEMBERS_NOT_AVAILABLE', $this->lng->txt('mail_crs_list_members_not_available'));
                                $searchTpl->parseCurrentBlock();
                        }
                }

                $searchTpl->setVariable('TXT_MARKED_ENTRIES', $lng->txt('marked_entries'));
                
                $table->setData($tableData);
                if($_GET['ref'] == 'mail') $this->tpl->setVariable('BUTTON_CANCEL', $lng->txt('cancel'));

                $searchTpl->setVariable('TABLE', $table->getHtml());
                $tpl->setContent($searchTpl->get());
                
                if($_GET["ref"] != "wsp")
                {       
                        $tpl->show();
                }
        }

        public function showMembers()
        {
                global $lng, $ilUser, $ilObjDataCache;

                include_once 'Modules/Course/classes/class.ilCourseParticipants.php';

                if ($_GET["search_crs"] != "")
                {
                        $_POST["search_crs"] = explode(",", $_GET["search_crs"]);
                        $_GET["search_crs"] = "";
                }
                else if ($_SESSION["search_crs"] != "")
                {
                        $_POST["search_crs"] = explode(",", $_SESSION["search_crs"]);
                        $_SESSION["search_crs"] = "";
                }

                if(is_array($_POST['search_crs']))
                {
                        $_POST['search_crs'] = array_filter(array_map('intval', $_POST['search_crs']));
                }

                if (!is_array($_POST["search_crs"]) ||
                        count($_POST["search_crs"]) == 0)
                {
                        ilUtil::sendInfo($lng->txt("mail_select_course"));
                        $this->showMyCourses();
                }
                else
                {
                        foreach($_POST['search_crs'] as $crs_id) 
                        {
                                $oTmpCrs = ilObjectFactory::getInstanceByObjId($crs_id);
                                if($oTmpCrs->getShowMembers() == $oTmpCrs->SHOW_MEMBERS_DISABLED)
                                {
                                        unset($_POST['search_crs']);
                                        ilUtil::sendInfo($lng->txt('mail_crs_list_members_not_available_for_at_least_one_crs'));
                                        return $this->showMyCourses();
                                }
                                unset($oTmpCrs);
                        }                       

                        $this->tpl->setTitle($this->lng->txt("mail_addressbook"));
                
                        $this->ctrl->setParameter($this, "view", "crs_members");
                        if ($_GET["ref"] != "") $this->ctrl->setParameter($this, "ref", $_GET["ref"]);
                        if (is_array($_POST["search_crs"])) $this->ctrl->setParameter($this, "search_crs", implode(",", $_POST["search_crs"]));
                        $this->tpl->setVariable("ACTION", $this->ctrl->getFormAction($this));
                        $this->ctrl->clearParameters($this);

                        $lng->loadLanguageModule('crs');
                        include_once 'Services/Contact/classes/class.ilMailSearchCoursesMembersTableGUI.php';
                        $context = $_GET["ref"] ? $_GET["ref"] : "mail"; 
                        $table = new ilMailSearchCoursesMembersTableGUI($this, 'crs', $context);
                        $tableData = array();
                        $searchTpl = new ilTemplate('tpl.mail_search_template.html', true, true, 'Services/Contact');
                        foreach($_POST["search_crs"] as $crs_id) 
                        {
                                $members_obj = ilCourseParticipants::_getinstanceByObjId($crs_id);
                                $tmp_members = $members_obj->getParticipants();
                                $course_members = ilUtil::_sortIds($tmp_members, 'usr_data', 'lastname', 'usr_id');

                                foreach ($course_members as $member)
                                {
                                        $tmp_usr = new ilObjUser($member);
                                        if($tmp_usr->checkTimeLimit()== false || $tmp_usr->getActive() == false )
                                        {
                                                unset($tmp_usr);
                                                continue;
                                        }
                                        unset($tmp_usr);
                                        
                                        $name = ilObjUser::_lookupName($member);
                                        $login = ilObjUser::_lookupLogin($member);
        
                                        $fullname = "";
                                        if(in_array(ilObjUser::_lookupPref($member, 'public_profile'), array("g", 'y')))
                                                $fullname = $name['lastname'].', '.$name['firstname'];

                                        $rowData = array(
                                                'members_id'      => $member,
                                                'members_login'   => $login,
                                                'members_name'    => $fullname,
                                                'members_crs_grp' => $ilObjDataCache->lookupTitle($crs_id),
                                                'search_crs'      => $crs_id
                                        );

                                        if('mail' == $context && ilBuddySystem::getInstance()->isEnabled())
                                        {
                                                $relation = ilBuddyList::getInstanceByGlobalUser()->getRelationByUserId($member);
                                                $state_name = ilStr::convertUpperCamelCaseToUnderscoreCase($relation->getState()->getName());
                                                $rowData['status'] = '';
                                                if($member != $ilUser->getId())
                                                {
                                                        if($relation->isOwnedByRequest())
                                                        {
                                                                $rowData['status'] = $this->lng->txt('buddy_bs_state_' . $state_name . '_a');
                                                        }
                                                        else
                                                        {
                                                                $rowData['status'] = $this->lng->txt('buddy_bs_state_' . $state_name . '_p');
                                                        }
                                                }
                                        }

                                        $tableData[] = $rowData;
                                }
                        }
                        $table->setData($tableData);
                        if (count($tableData))
                        {
                                $searchTpl->setVariable("TXT_MARKED_ENTRIES",$lng->txt("marked_entries"));
                        }

                        $searchTpl->setVariable('TABLE', $table->getHtml());
                        $this->tpl->setContent($searchTpl->get());
                        
                        if($_GET["ref"] != "wsp")
                        {
                                $this->tpl->show();
                        }
                }
        }
        
        function share()
        {
                global $lng;
                
                if ($_GET["view"] == "mycourses")
                {
                        $ids = $_REQUEST["search_crs"];
                        if (sizeof($ids))
                        {
                                $this->addPermission($ids);
                        }
                        else
                        {
                                ilUtil::sendInfo($lng->txt("mail_select_course"));
                                $this->showMyCourses();
                        }
                }
                else if ($_GET["view"] == "crs_members")
                {
                        $ids = $_REQUEST["search_members"];
                        if (sizeof($ids))
                        {
                                $this->addPermission($ids);
                        }
                        else
                        {
                                ilUtil::sendInfo($lng->txt("mail_select_one_entry"));
                                $this->showMembers();
                        }
                }
                else
                {
                        $this->showMyCourses();
                }
        }
        
        protected function addPermission($a_obj_ids)
        {
                if(!is_array($a_obj_ids))
                {
                        $a_obj_ids = array($a_obj_ids);
                }
                
                $existing = $this->wsp_access_handler->getPermissions($this->wsp_node_id);
                $added = false;
                foreach($a_obj_ids as $object_id)
                {
                        if(!in_array($object_id, $existing))
                        {
                                $added = $this->wsp_access_handler->addPermission($this->wsp_node_id, $object_id);
                        }
                }
                
                if($added)
                {
                        ilUtil::sendSuccess($this->lng->txt("wsp_share_success"), true);
                }
                $this->ctrl->redirectByClass("ilworkspaceaccessgui", "share");          
        }
}

?>