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<?php
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/**
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* Created by PhpStorm.
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* User: mkoch
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* Date: 2/22/2017
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* Time: 9:11 PM
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*/
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namespace BusinessLogic\Emails;
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use BusinessLogic\Exceptions\EmailTemplateNotFoundException;
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use BusinessLogic\Exceptions\InvalidEmailTemplateException;
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use BusinessLogic\Statuses\DefaultStatusForAction;
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use BusinessLogic\Tickets\Ticket;
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use Core\Constants\Priority;
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use DataAccess\Categories\CategoryGateway;
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use DataAccess\Security\UserGateway;
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use DataAccess\Statuses\StatusGateway;
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class EmailTemplateParser {
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/**
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* @var $statusGateway StatusGateway
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*/
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private $statusGateway;
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/**
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* @var $categoryGateway CategoryGateway
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*/
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private $categoryGateway;
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/**
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* @var $userGateway UserGateway
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*/
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private $userGateway;
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function __construct($statusGateway, $categoryGateway, $userGateway) {
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$this->statusGateway = $statusGateway;
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$this->categoryGateway = $categoryGateway;
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$this->userGateway = $userGateway;
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}
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/**
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* @param $templateName string
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* @param $language string
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* @param $ticket Ticket
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*/
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function getFormattedEmailForLanguage($templateName, $language, $ticket, $forStaff, $heskSettings) {
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global $hesklang;
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$template = self::getFromFileSystem($templateName, $language, false);
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$htmlTemplate = self::getFromFileSystem($templateName, $language, true);
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$subject = ValidEmailTemplates::getValidEmailTemplates()[$templateName];
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$subject = $this->parseSubject($subject, $ticket, $language, $heskSettings);
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$message = $this->parseMessage($template, $ticket, $language, $forStaff, $heskSettings);
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$htmlMessage = $this->parseMessage($htmlTemplate, $ticket, $language, $forStaff, $heskSettings);
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}
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/**
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* @param $template string
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* @param $language string
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* @param $html bool
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* @return string The template
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* @throws EmailTemplateNotFoundException If the template was not found in the filesystem for the provided language
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* @throws InvalidEmailTemplateException If the $template is not a valid template name
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*/
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private function getFromFileSystem($template, $language, $html)
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{
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if (!isset(ValidEmailTemplates::getValidEmailTemplates()[$template])) {
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throw new InvalidEmailTemplateException($template);
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}
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$htmlFolder = $html ? 'html/' : '';
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/* Get email template */
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$file = "language/{$language}/emails/{$htmlFolder}{$template}.txt";
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$absoluteFilePath = __DIR__ . '/../../../' . $file;
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if (file_exists($absoluteFilePath)) {
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return file_get_contents($absoluteFilePath);
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} else {
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throw new EmailTemplateNotFoundException($template, $language);
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}
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}
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/**
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* @param $subjectTemplate string
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* @param $ticket Ticket
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* @param $language string
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* @param $heskSettings array
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* @return string
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* @throws \Exception if common.inc.php isn't loaded
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*/
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private function parseSubject($subjectTemplate, $ticket, $language, $heskSettings) {
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global $hesklang;
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if (!function_exists('hesk_msgToPlain')) {
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throw new \Exception("common.inc.php not loaded!");
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}
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if ($ticket === null) {
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return $subjectTemplate;
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}
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// Status name and category name
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$defaultStatus = $this->statusGateway->getStatusForDefaultAction(DefaultStatusForAction::NEW_TICKET, $heskSettings);
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$statusName = $defaultStatus->localizedNames[$language]->text;
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$category = $this->categoryGateway->getAllCategories($heskSettings)[$ticket->categoryId];
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switch ($ticket->priorityId) {
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case Priority::CRITICAL:
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$priority = $hesklang['critical'];
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break;
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case Priority::HIGH:
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$priority = $hesklang['high'];
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break;
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case Priority::MEDIUM:
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$priority = $hesklang['medium'];
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break;
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case Priority::LOW:
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$priority = $hesklang['low'];
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break;
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default:
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$priority = 'PRIORITY NOT FOUND';
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break;
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}
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// Special tags
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$subject = str_replace('%%SUBJECT%%', $ticket->subject, $subjectTemplate);
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$subject = str_replace('%%TRACK_ID%%', $ticket->trackingId, $subject);
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$subject = str_replace('%%CATEGORY%%', $category->id, $subject);
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$subject = str_replace('%%PRIORITY%%', $priority, $subject);
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$subject = str_replace('%%STATUS%%', $statusName, $subject);
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return $subject;
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}
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/**
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* @param $messageTemplate string
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* @param $ticket Ticket
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* @param $language string
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* @param $heskSettings array
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* @return string
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* @throws \Exception if common.inc.php isn't loaded
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*/
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private function parseMessage($messageTemplate, $ticket, $language, $admin, $heskSettings) {
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global $hesklang;
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if (!function_exists('hesk_msgToPlain')) {
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throw new \Exception("common.inc.php not loaded!");
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}
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if ($ticket === null) {
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return $messageTemplate;
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}
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$heskSettings['site_title'] = hesk_msgToPlain($heskSettings['site_title'], 1);
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// Is email required to view ticket (for customers only)?
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$heskSettings['e_param'] = $heskSettings['email_view_ticket'] ? '&e=' . rawurlencode($ticket->email) : '';
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/* Generate the ticket URLs */
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$trackingURL = $heskSettings['hesk_url'];
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$trackingURL .= $admin ? '/' . $heskSettings['admin_dir'] . '/admin_ticket.php' : '/ticket.php';
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$trackingURL .= '?track=' . $ticket->trackingId . ($admin ? '' : $heskSettings['e_param']) . '&Refresh=' . rand(10000, 99999);
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// Status name and category name
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$defaultStatus = $this->statusGateway->getStatusForDefaultAction(DefaultStatusForAction::NEW_TICKET, $heskSettings);
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$statusName = hesk_msgToPlain($defaultStatus->localizedNames[$language]->text);
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$category = hesk_msgToPlain($this->categoryGateway->getAllCategories($heskSettings)[$ticket->categoryId]);
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$owner = hesk_msgToPlain($this->userGateway->getNameForId($ticket->ownerId, $heskSettings));
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switch ($ticket->priorityId) {
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case Priority::CRITICAL:
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$priority = $hesklang['critical'];
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break;
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case Priority::HIGH:
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$priority = $hesklang['high'];
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break;
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case Priority::MEDIUM:
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$priority = $hesklang['medium'];
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break;
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case Priority::LOW:
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$priority = $hesklang['low'];
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break;
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default:
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$priority = 'PRIORITY NOT FOUND';
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break;
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}
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// Special tags
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$msg = str_replace('%%NAME%%', $ticket->name, $messageTemplate);
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$msg = str_replace('%%SUBJECT%%', $ticket->subject, $msg);
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$msg = str_replace('%%TRACK_ID%%', $ticket->trackingId, $msg);
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$msg = str_replace('%%TRACK_URL%%', $trackingURL, $msg);
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$msg = str_replace('%%SITE_TITLE%%', $heskSettings['site_title'], $msg);
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$msg = str_replace('%%SITE_URL%%', $heskSettings['site_url'], $msg);
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$msg = str_replace('%%CATEGORY%%', $category, $msg);
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$msg = str_replace('%%PRIORITY%%', $priority, $msg);
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$msg = str_replace('%%OWNER%%', $owner, $msg);
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$msg = str_replace('%%STATUS%%', $statusName, $msg);
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$msg = str_replace('%%EMAIL%%', $ticket->email, $msg);
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$msg = str_replace('%%CREATED%%', $ticket->dateCreated, $msg);
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$msg = str_replace('%%UPDATED%%', $ticket->lastChanged, $msg);
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$msg = str_replace('%%ID%%', $ticket->id, $msg);
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return $msg;
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}
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}
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