class.ilMailTemplateGUI.php

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<?php
/* Copyright (c) 1998-2015 ILIAS open source, Extended GPL, see docs/LICENSE */
 
require_once 'Services/Form/classes/class.ilPropertyFormGUI.php';
require_once 'Services/Mail/classes/class.ilMailTemplateDataProvider.php';
require_once 'Services/Mail/classes/class.ilMailTemplate.php';
require_once 'Services/Mail/classes/class.ilMailTemplateService.php';
require_once 'Services/Mail/classes/class.ilMailTemplateGenericContext.php';
 
class ilMailTemplateGUI
{
        protected $form;
 
        protected $tpl;
 
        protected $ctrl;
 
        protected $lng;
 
        protected $toolbar;
 
        public function __construct()
        {
                global $tpl, $ilCtrl, $lng, $ilToolbar;
 
                $this->tpl     = $tpl;
                $this->ctrl    = $ilCtrl;
                $this->lng     = $lng;
                $this->toolbar = $ilToolbar;
 
                $this->lng->loadLanguageModule('meta');
 
                $this->provider = new ilMailTemplateDataProvider();
        }
 
        public function executeCommand()
        {
                $next_class = $this->ctrl->getNextClass($this);
                $cmd        = $this->ctrl->getCmd();
 
                switch($next_class)
                {
                        default:
                                if(!$cmd || !method_exists($this, $cmd))
                                {
                                        $cmd = 'showTemplates';
                                }
 
                                $this->$cmd();
                                break;
                }
        }
 
        protected function showTemplates()
        {
                require_once 'Services/UIComponent/Button/classes/class.ilLinkButton.php';
                require_once 'Services/Mail/classes/class.ilMailTemplateTableGUI.php';
 
                $contexts = ilMailTemplateService::getTemplateContexts();
                if(count($contexts) <= 1)
                {
                        ilUtil::sendFailure($this->lng->txt('mail_template_no_context_available'));
                }
                else
                {
                        $create_tpl_button = ilLinkButton::getInstance();
                        $create_tpl_button->setCaption('mail_new_template');
                        $create_tpl_button->setUrl($this->ctrl->getLinkTarget($this, 'showInsertTemplateForm'));
                        $this->toolbar->addButtonInstance($create_tpl_button);
                }
 
                $tbl = new ilMailTemplateTableGUI($this, 'showTemplates');
                $tbl->setData($this->provider->getTableData());
 
                $this->tpl->setContent($tbl->getHTML());
        }
 
        protected function insertTemplate()
        {
                $form = $this->getTemplateForm();
 
                if(!$form->checkInput())
                {
                        $form->setValuesByPost();
                        $this->showInsertTemplateForm($form);
                        return;
                }
 
                $generic_context = new ilMailTemplateGenericContext();
                if($form->getInput('context') == $generic_context->getId())
                {
                        $form->getItemByPostVar('context')->setAlert($this->lng->txt('mail_template_no_valid_context'));
                        $form->setValuesByPost();
                        $this->showInsertTemplateForm($form);
                        return;
                }
 
                try
                {
                        $context = ilMailTemplateService::getTemplateContextById($form->getInput('context'));
                        $template = new ilMailTemplate();
                        $template->setTitle($form->getInput('title'));
                        $template->setContext($context->getId());
                        $template->setLang($form->getInput('lang'));
                        $template->setSubject($form->getInput('m_subject'));
                        $template->setMessage($form->getInput('m_message'));
                        $template->insert();
 
                        ilUtil::sendSuccess($this->lng->txt('saved_successfully'), true);
                        $this->ctrl->redirect($this, 'showTemplates');
                }
                catch(Exception $e)
                {
                        $form->getItemByPostVar('context')->setAlert($this->lng->txt('mail_template_no_valid_context'));
                        ilUtil::sendFailure($this->lng->txt('form_input_not_valid'));
                }
 
                $form->setValuesByPost();
                $this->showInsertTemplateForm($form);
        }
 
        protected function showInsertTemplateForm(ilPropertyFormGUI $form = NULL)
        {
                if(!($form instanceof ilPropertyFormGUI))
                {
                        $form = $this->getTemplateForm();
                }
                $this->tpl->setContent($form->getHTML());
        }
 
        protected function updateTemplate()
        {
                if(!isset($_POST['tpl_id']) || !strlen($_POST['tpl_id']))
                {
                        ilUtil::sendFailure($this->lng->txt('mail_template_missing_id'));
                        $this->showTemplates();
                        return;
                }
 
                $template = $this->provider->getTemplateById((int)$_POST['tpl_id']);
                if(!($template instanceof ilMailTemplate))
                {
                        ilUtil::sendFailure($this->lng->txt('mail_template_missing_id'));
                        $this->showTemplates();
                        return;
                }
 
                $form = $this->getTemplateForm();
                if(!$form->checkInput())
                {
                        $form->setValuesByPost();
                        $this->showEditTemplateForm($form);
                        return;
                }
 
                $generic_context = new ilMailTemplateGenericContext();
                if($form->getInput('context') == $generic_context->getId())
                {
                        $form->getItemByPostVar('context')->setAlert($this->lng->txt('mail_template_no_valid_context'));
                        $form->setValuesByPost();
                        $this->showEditTemplateForm($form);
                        return;
                }
 
                try
                {
                        $context = ilMailTemplateService::getTemplateContextById($form->getInput('context'));
                        $template->setTitle($form->getInput('title'));
                        $template->setContext($context->getId());
                        $template->setLang($form->getInput('lang'));
                        $template->setSubject($form->getInput('m_subject'));
                        $template->setMessage($form->getInput('m_message'));
                        $template->update();
 
                        ilUtil::sendSuccess($this->lng->txt('saved_successfully'), true);
                        $this->ctrl->redirect($this, 'showTemplates');
                }
                catch(Exception $e)
                {
                        $form->getItemByPostVar('context')->setAlert($this->lng->txt('mail_template_no_valid_context'));
                        ilUtil::sendFailure($this->lng->txt('form_input_not_valid'));
                }
 
                $form->setValuesByPost();
                $this->showEditTemplateForm($form);
        }
 
        protected function showEditTemplateForm(ilPropertyFormGUI $form = NULL)
        {
                if(!($form instanceof ilPropertyFormGUI))
                {
                        if(!isset($_GET['tpl_id']) || !strlen($_GET['tpl_id']))
                        {
                                ilUtil::sendFailure($this->lng->txt('mail_template_missing_id'));
                                $this->showTemplates();
                                return;
                        }
 
                        $template = $this->provider->getTemplateById((int)$_GET['tpl_id']);
                        if(!($template instanceof ilMailTemplate))
                        {
                                ilUtil::sendFailure($this->lng->txt('mail_template_missing_id'));
                                $this->showTemplates();
                                return;
                        }
 
                        $form = $this->getTemplateForm($template);
                        $this->populateFormWithTemplate($form, $template);
                }
 
                $this->tpl->setContent($form->getHTML());
        }
 
        protected function populateFormWithTemplate(ilPropertyFormGUI $form, ilMailTemplate $template)
        {
                $form->setValuesByArray(array(
                        'tpl_id'    => $template->getTplId(),
                        'title'     => $template->getTitle(),
                        'context'   => $template->getContext(),
                        'lang'      => $template->getLang(),
                        'm_subject' => $template->getSubject(),
                        'm_message' => $template->getMessage()
                ));
        }
 
        protected function confirmDeleteTemplate()
        {
                if(isset($_POST['tpl_id']) && is_array($_POST['tpl_id']) && count($_POST['tpl_id']) > 0)
                {
                        $tpl_ids = array_filter(array_map('intval', $_POST['tpl_id']));
                }
                else if(isset($_GET['tpl_id']) && strlen($_GET['tpl_id']))
                {
                        $tpl_ids = array_filter(array((int)$_GET['tpl_id']));
                }
                else
                {
                        $tpl_ids = array();
                }
 
                if(count($tpl_ids) == 0)
                {
                        ilUtil::sendFailure($this->lng->txt('select_one'));
                        $this->showTemplates();
                        return;
                }
 
                require_once 'Services/Utilities/classes/class.ilConfirmationGUI.php';
                $confirm = new ilConfirmationGUI();
                $confirm->setFormAction($this->ctrl->getFormAction($this, 'deleteTemplate'));
                $confirm->setHeaderText($this->lng->txt('mail_sure_delete_entry'));
                $confirm->setConfirm($this->lng->txt('confirm'), 'deleteTemplate');
                $confirm->setCancel($this->lng->txt('cancel'), 'showTemplates');
 
                foreach($tpl_ids as $tpl_id)
                {
                        $template = $this->provider->getTemplateById((int)$tpl_id);
                        $confirm->addItem('tpl_id[]', $tpl_id, $template->getTitle());
                }
                $this->tpl->setContent($confirm->getHTML());
        }
 
        protected function deleteTemplate()
        {
                if(isset($_POST['tpl_id']) && is_array($_POST['tpl_id']) && count($_POST['tpl_id']) > 0)
                {
                        $tpl_ids = array_filter(array_map('intval', $_POST['tpl_id']));
                        if(0 == count($tpl_ids))
                        {
                                ilUtil::sendFailure($this->lng->txt('select_one'));
                                $this->showTemplates();
                                return;
                        }
                }
                else
                {
                        ilUtil::sendFailure($this->lng->txt('select_one'));
                        $this->showTemplates();
                        return;
                }
 
                $this->provider->deleteTemplates($tpl_ids);
 
                if(1 == count($tpl_ids))
                {
                        ilUtil::sendSuccess($this->lng->txt('mail_tpl_deleted_s'), true);
                }
                else
                {
                        ilUtil::sendSuccess($this->lng->txt('mail_tpl_deleted_p'), true);
                }
                $this->ctrl->redirect($this, 'showTemplates');
        }
 
        public function getAjaxPlaceholdersById()
        {
                $context_id = ilUtil::stripSlashes($_GET['context_id']);
                require_once 'Services/Mail/classes/Form/class.ilManualPlaceholderInputGUI.php';
                $placeholders = new ilManualPlaceholderInputGUI($this->ctrl->getLinkTarget($this, 'getAjaxPlaceholdersById', '', true, false));
                $context = ilMailTemplateService::getTemplateContextById($context_id);
                foreach( $context->getPlaceholders() as $key => $value)
                {
                        $placeholders->addPlaceholder($value['placeholder'], $value['label'] );
                }
                $placeholders->render(true);
                exit();
        }
        
        protected function getTemplateForm(ilMailTemplate $template = null)
        {
                $form  = new ilPropertyFormGUI();
 
                $title = new ilTextInputGUI($this->lng->txt('mail_template_title'), 'title');
                $title->setRequired(true);
                $form->addItem($title);
 
                $context  = new ilRadioGroupInputGUI($this->lng->txt('mail_template_context'), 'context');
                $contexts = ilMailTemplateService::getTemplateContexts();
 
                if(count($contexts) <= 1)
                {
                        ilUtil::sendFailure($this->lng->txt('mail_template_no_context_available'), true);
                        $this->ctrl->redirect($this, 'showTemplates');
                }
 
                $context_sort    = array();
                $context_options = array();
                $generic_context = new ilMailTemplateGenericContext();
                foreach($contexts as $ctx)
                {
                        if($ctx->getId() != $generic_context->getId())
                        {
                                $context_options[$ctx->getId()] = $ctx;
                                $context_sort[$ctx->getId()]    = $ctx->getTitle();
                        }
                }
                asort($context_sort);
                $first = null;
                foreach($context_sort as $id => $title)
                {
                        $ctx    = $context_options[$id];
                        $option = new ilRadioOption($ctx->getTitle(), $ctx->getId());
                        $option->setInfo($ctx->getDescription());
                        $context->addOption($option);
                        
                        if(!$first)
                        {
                                $first = $id;
                        }
                }
                $context->setValue($first);
                $context->setRequired(true);
                $form->addItem($context);
 
                /*$lang = new ilSelectInputGUI($this->lng->txt('language'), 'lang');
                $options = array();
                foreach($this->lng->getInstalledLanguages() as $iso2code)
                {
                        $options[$iso2code] = $this->lng->txt('meta_l_' . $iso2code);
                }
                asort($options);
                $lang->setOptions(array('' => $this->lng->txt('please_choose')) + $options);
                $lang->setRequired(true);
                $form->addItem($lang);*/
                $hidde_language = new ilHiddenInputGUI('lang');
                $hidde_language->setValue($this->lng->getLangKey());
                $form->addItem($hidde_language);
 
                $subject = new ilTextInputGUI($this->lng->txt('subject'), 'm_subject');
                $subject->setSize(50);
                $form->addItem($subject);
 
                $message = new ilTextAreaInputGUI($this->lng->txt('message'), 'm_message');
                $message->setRequired(true);
                $message->setCols(60);
                $message->setRows(10);
                $form->addItem($message);
 
                require_once 'Services/Mail/classes/Form/class.ilManualPlaceholderInputGUI.php';
                $placeholders = new ilManualPlaceholderInputGUI($this->ctrl->getLinkTarget($this, 'getAjaxPlaceholdersById', '', true, false));
                
                if( $template === null )
                {
                        $context_id = $generic_context->getId();
                }
                else
                {
                        $context_id = $template->getContext();
                }
                $context = ilMailTemplateService::getTemplateContextById($context_id);
                foreach( $context->getPlaceholders() as $key => $value)
                {
                        $placeholders->addPlaceholder($value['placeholder'], $value['label'] );
                }
                $form->addItem($placeholders);
                if($template instanceof ilMailTemplate && $template->getTplId() > 0)
                {
                        $id = new ilHiddenInputGUI('tpl_id');
                        $form->addItem($id);
 
                        $form->setTitle($this->lng->txt('mail_edit_tpl'));
                        $form->setFormAction($this->ctrl->getFormaction($this, 'updateTemplate'));
                        $form->addCommandButton('updateTemplate', $this->lng->txt('save'));
                }
                else
                {
                        $form->setTitle($this->lng->txt('mail_create_tpl'));
                        $form->setFormAction($this->ctrl->getFormaction($this, 'insertTemplate'));
                        $form->addCommandButton('insertTemplate', $this->lng->txt('save'));
                }
 
                $form->addCommandButton('showTemplates', $this->lng->txt('cancel'));
                return $form;
        }
}