system/library/notification/email_notification.php

Вот содержимое файла system/library/notification/email_notification.php:

<?php
// Email Notification Library for Task Manager - Handles sending email notifications

class EmailNotification {

    private $from_name;
    private $from_email;
    private $subject;
    private $message;
    private $to_email;

    public function __construct($from_name, $from_email, $subject, $message, $to_email) {
        $this->from_name = $from_name;
        $this->from_email = $from_email;
        $this->subject = $subject;
        $this->message = $message;
        $this->to_email = $to_email;
    }

    // Send email using PHP's mail() function
    public function sendEmail() {
        // Set email headers
        $headers = "MIME-Version: 1.0" . "\r\n";
        $headers .= "Content-Type: text/html; charset=UTF-8" . "\r\n";
        $headers .= "From: " . $this->from_name . " <" . $this->from_email . ">" . "\r\n";
        $headers .= "Reply-To: " . $this->from_email . "\r\n";

        // Send the email
        $mail_sent = mail($this->to_email, $this->subject, $this->message, $headers);

        // Check if the email was sent successfully
        if ($mail_sent) {
            return array('success' => true, 'message' => 'Email sent successfully');
        } else {
            return array('success' => false, 'message' => 'Failed to send email');
        }
    }

    // Method to send task-related notifications
    public function sendTaskNotification($task_name, $user_email) {
        // Build the email message for task notification
        $this->subject = "Task Notification: " . $task_name;
        $this->message = "<html><body>";
        $this->message .= "<h3>You have a new task assigned to you: " . $task_name . "</h3>";
        $this->message .= "<p>Please check your task manager for more details.</p>";
        $this->message .= "</body></html>";
        $this->to_email = $user_email;

        return $this->sendEmail();
    }

    // Method to send task completion notifications
    public function sendTaskCompletionNotification($task_name, $user_email) {
        // Build the email message for task completion
        $this->subject = "Task Completed: " . $task_name;
        $this->message = "<html><body>";
        $this->message .= "<h3>Task Completed: " . $task_name . "</h3>";
        $this->message .= "<p>The task has been completed successfully. You can now review the task details in your task manager.</p>";
        $this->message .= "</body></html>";
        $this->to_email = $user_email;

        return $this->sendEmail();
    }

    // Method to send reminder notifications for tasks
    public function sendTaskReminderNotification($task_name, $user_email, $reminder_time) {
        // Build the email message for task reminder
        $this->subject = "Reminder: " . $task_name;
        $this->message = "<html><body>";
        $this->message .= "<h3>Reminder: " . $task_name . "</h3>";
        $this->message .= "<p>This is a reminder for your task. The task is due at " . $reminder_time . ". Please complete it on time.</p>";
        $this->message .= "</body></html>";
        $this->to_email = $user_email;

        return $this->sendEmail();
    }

    // Method to send task overdue notifications
    public function sendTaskOverdueNotification($task_name, $user_email) {
        // Build the email message for overdue task
        $this->subject = "Task Overdue: " . $task_name;
        $this->message = "<html><body>";
        $this->message .= "<h3>Your task is overdue: " . $task_name . "</h3>";
        $this->message .= "<p>Please take immediate action to complete the task as soon as possible.</p>";
        $this->message .= "</body></html>";
        $this->to_email = $user_email;

        return $this->sendEmail();
    }

    // Method to send task status change notifications
    public function sendTaskStatusChangeNotification($task_name, $user_email, $new_status) {
        // Build the email message for task status change
        $this->subject = "Task Status Changed: " . $task_name;
        $this->message = "<html><body>";
        $this->message .= "<h3>Task Status Updated: " . $task_name . "</h3>";
        $this->message .= "<p>The status of your task has been updated to: " . $new_status . ". Please check your task manager for more details.</p>";
        $this->message .= "</body></html>";
        $this->to_email = $user_email;

        return $this->sendEmail();
    }
}
?>

Объяснение кода:

Класс EmailNotification:
- Этот класс используется для отправки различных уведомлений по электронной почте, таких как уведомления о задаче, напоминания, уведомления о завершении задачи и т. д.
- В конструкторе класса передаются параметры для отправки письма, такие как имя отправителя, email отправителя, тема письма, тело письма и email получателя.
Методы класса:
- sendEmail(): Метод для отправки email-уведомлений с помощью стандартной функции mail(). Он также задает необходимые заголовки для HTML-письма.
- sendTaskNotification($task_name, $user_email): Отправляет уведомление пользователю о назначенной задаче.
- sendTaskCompletionNotification($task_name, $user_email): Отправляет уведомление о завершении задачи.
- sendTaskReminderNotification($task_name, $user_email, $reminder_time): Отправляет напоминание пользователю о задаче.
- sendTaskOverdueNotification($task_name, $user_email): Отправляет уведомление о просроченной задаче.
- sendTaskStatusChangeNotification($task_name, $user_email, $new_status): Отправляет уведомление о изменении статуса задачи.

Зависимости:

PHP mail(): Используется для отправки email-сообщений. Убедитесь, что сервер настроен для отправки почты (например, через sendmail или SMTP-сервер).

Этот файл будет использоваться в модуле для отправки уведомлений пользователям, связанных с задачами, например, уведомления о новых задачах, изменении статуса задач и т. д.