class.ilMailMemberSearchGUI.php

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<?php
/* Copyright (c) 1998-2015 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilMailMemberSearchGUI
{
    protected $mail_roles;
 
    protected $gui;
 
    protected $objMailMemberRoles;
    protected $objParticipants = null;
 
    protected $ctrl;
 
    protected $tpl;
 
    protected $lng;
    
    protected $access;
 
    public function __construct($gui, $ref_id, ilAbstractMailMemberRoles $objMailMemberRoles)
    {
        global $DIC;
 
        $this->ctrl = $DIC['ilCtrl'];
        $this->tpl = $DIC['tpl'];
        $this->lng = $DIC['lng'];
        $this->access = $DIC['ilAccess'];
 
        $this->lng->loadLanguageModule('mail');
        $this->lng->loadLanguageModule('search');
 
        $this->gui = $gui;
        $this->ref_id = $ref_id;
 
        $this->objMailMemberRoles = $objMailMemberRoles;
        $this->mail_roles = $objMailMemberRoles->getMailRoles($ref_id);
    }
 
    public function executeCommand() : bool
    {
        $next_class = $this->ctrl->getNextClass($this);
        $cmd = $this->ctrl->getCmd();
 
        $this->ctrl->setReturn($this, '');
        
        switch ($next_class) {
            default:
                switch ($cmd) {
                    case 'sendMailToSelectedUsers':
                        $this->sendMailToSelectedUsers();
                        break;
 
                    case 'showSelectableUsers':
                        $this->showSelectableUsers();
                        break;
                    
                    case 'nextMailForm':
                        $this->nextMailForm();
                        break;
            
                    case 'cancel':
                        $this->redirectToParentReferer();
                        break;
                    
                    default:
                        if (isset($_GET['returned_from_mail']) && $_GET['returned_from_mail'] == '1') {
                            $this->redirectToParentReferer();
                        }
                        $this->showSearchForm();
                        break;
                }
                break;
        }
 
 
        return true;
    }
 
    private function redirectToParentReferer() : void
    {
        $url = $this->getStoredReferer();
        $this->unsetStoredReferer();
        $this->ctrl->redirectToURL($url);
    }
    
    public function storeReferer() : void
    {
        $referer = ilSession::get('referer');
        ilSession::set('ilMailMemberSearchGUIReferer', $referer);
    }
 
    private function getStoredReferer() : string
    {
        return (string) ilSession::get('ilMailMemberSearchGUIReferer');
    }
    
    private function unsetStoredReferer() : void
    {
        ilSession::set('ilMailMemberSearchGUIReferer', '');
    }
 
    protected function nextMailForm() : void
    {
        $form = $this->initMailToMembersForm();
        if ($form->checkInput()) {
            if ($form->getInput('mail_member_type') === 'mail_member_roles') {
                if (is_array($form->getInput('roles')) && count($form->getInput('roles')) > 0) {
                    $role_mail_boxes = [];
                    $roles = $form->getInput('roles');
                    foreach ($roles as $role_id) {
                        $mailbox = $this->objMailMemberRoles->getMailboxRoleAddress($role_id);
                        $role_mail_boxes[] = $mailbox;
                    }
 
                    $_SESSION['mail_roles'] = $role_mail_boxes;
 
                    $this->ctrl->redirectToURL(ilMailFormCall::getRedirectTarget(
                        $this,
                        'showSearchForm',
                        ['type' => 'role'],
                        [
                            'type' => 'role',
                            'rcp_to' => implode(',', $role_mail_boxes),
                            'sig' => $this->gui->createMailSignature()
                        ],
                        $this->generateContextArray()
                    ));
                } else {
                    $form->setValuesByPost();
                    ilUtil::sendFailure($this->lng->txt('no_checkbox'));
                    $this->showSearchForm();
                    return;
                }
            } else {
                $this->showSelectableUsers();
                return;
            }
        }
 
        $form->setValuesByPost();
        $this->showSearchForm();
    }
    
    protected function generateContextArray() : array
    {
        $contextParameters = [];
 
        $type = ilObject::_lookupType($this->ref_id, true);
        switch ($type) {
            case 'grp':
            case 'crs':
                if ($this->access->checkAccess('write', '', $this->ref_id)) {
                    $contextParameters = [
                        'ref_id' => $this->ref_id,
                        'ts' => time(),
                        ilMail::PROP_CONTEXT_SUBJECT_PREFIX => ilContainer::_lookupContainerSetting(
                            ilObject::_lookupObjId($this->ref_id),
                            ilObjectServiceSettingsGUI::EXTERNAL_MAIL_PREFIX,
                            ''
                        )
                    ];
 
                    if ('crs' === $type) {
                        $contextParameters[ilMailFormCall::CONTEXT_KEY] = ilCourseMailTemplateTutorContext::ID;
                    }
                }
                break;
 
            case 'sess':
                if ($this->access->checkAccess('write', '', $this->ref_id)) {
                    $contextParameters = [
                        ilMailFormCall::CONTEXT_KEY => ilSessionMailTemplateParticipantContext::ID,
                        'ref_id' => $this->ref_id,
                        'ts' => time()
                    ];
                }
                break;
        }
 
        return $contextParameters;
    }
    
    protected function showSelectableUsers() : void
    {
        $this->tpl->loadStandardTemplate();
        $tbl = new ilMailMemberSearchTableGUI($this, 'showSelectableUsers');
        $provider = new ilMailMemberSearchDataProvider($this->getObjParticipants(), $this->ref_id);
        $tbl->setData($provider->getData());
 
        $this->tpl->setContent($tbl->getHTML());
    }
 
    protected function sendMailToSelectedUsers() : bool
    {
        if (!isset($_POST['user_ids']) || !is_array($_POST['user_ids']) || 0 === count($_POST['user_ids'])) {
            ilUtil::sendFailure($this->lng->txt("no_checkbox"));
            $this->showSelectableUsers();
            return false;
        }
 
        $rcps = [];
        foreach ($_POST['user_ids'] as $usr_id) {
            $rcps[] = ilObjUser::_lookupLogin($usr_id);
        }
 
        if (!count(array_filter($rcps))) {
            ilUtil::sendFailure($this->lng->txt("no_checkbox"));
            $this->showSelectableUsers();
            return false;
        }
 
        ilMailFormCall::setRecipients($rcps);
 
        $this->ctrl->redirectToURL(ilMailFormCall::getRedirectTarget(
            $this,
            'members',
            [],
            [
                'type' => 'new',
                'sig' => $this->gui->createMailSignature(),
            ],
            $this->generateContextArray()
        ));
 
        return true;
    }
 
    protected function showSearchForm() : void
    {
        $this->storeReferer();
 
        $form = $this->initMailToMembersForm();
        $this->tpl->setContent($form->getHTML());
    }
 
    protected function getObjParticipants() : ilParticipants
    {
        return $this->objParticipants;
    }
 
    public function setObjParticipants(ilParticipants $objParticipants) : void
    {
        $this->objParticipants = $objParticipants;
    }
    
    protected function initMailToMembersForm() : ilPropertyFormGUI
    {
        $this->lng->loadLanguageModule('mail');
 
        $form = new ilPropertyFormGUI();
        $form->setTitle($this->lng->txt('mail_members'));
 
        $form->setFormAction($this->ctrl->getFormAction($this, 'nextMailForm'));
 
        $radio_grp = $this->getMailRadioGroup();
 
        $form->addItem($radio_grp);
        $form->addCommandButton('nextMailForm', $this->lng->txt('mail_members_search_continue'));
        $form->addCommandButton('cancel', $this->lng->txt('cancel'));
 
        return $form;
    }
 
    private function getMailRoles()
    {
        return $this->mail_roles;
    }
    
    protected function getMailRadioGroup() : ilRadioGroupInputGUI
    {
        $mail_roles = $this->getMailRoles();
 
        $radio_grp = new ilRadioGroupInputGUI($this->lng->txt('mail_sel_label'), 'mail_member_type');
 
        $radio_sel_users = new ilRadioOption($this->lng->txt('mail_sel_users'), 'mail_sel_users');
 
        $radio_roles = new ilRadioOption($this->objMailMemberRoles->getRadioOptionTitle(), 'mail_member_roles');
        foreach ($mail_roles as $role) {
            $chk_role = new ilCheckboxInputGUI($role['form_option_title'], 'roles[]');
 
            if (array_key_exists('default_checked', $role) && $role['default_checked']) {
                $chk_role->setChecked(true);
            }
            $chk_role->setValue($role['role_id']);
            $chk_role->setInfo($role['mailbox']);
            $radio_roles->addSubItem($chk_role);
        }
 
        $radio_grp->setValue('mail_member_roles');
 
        $radio_grp->addOption($radio_sel_users);
        $radio_grp->addOption($radio_roles);
 
        return $radio_grp;
    }
}