Release 1.2: bulk upload, S3/SFTP/FTP, SMTP, password reset, user groups, git deploy

Co-authored-by: Cursor <cursoragent@cursor.com>

app/email_service.py

@@ -0,0 +1,71 @@
+import io
+import smtplib
+from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
+
+from flask import current_app, url_for
+
+from app.settings_service import get_settings
+
+
+def send_email(to_email, subject, body_text, body_html=None):
+    settings = get_settings()
+    if not settings.smtp_enabled:
+        current_app.logger.warning("SMTP disabled, email not sent to %s", to_email)
+        return False, "SMTP не включён в настройках админки"
+
+    if not settings.smtp_host or not settings.smtp_from_email:
+        return False, "SMTP host или from email не настроены"
+
+    msg = MIMEMultipart("alternative")
+    msg["Subject"] = subject
+    msg["From"] = f"{settings.smtp_from_name} <{settings.smtp_from_email}>"
+    msg["To"] = to_email
+    msg.attach(MIMEText(body_text, "plain", "utf-8"))
+    if body_html:
+        msg.attach(MIMEText(body_html, "html", "utf-8"))
+
+    try:
+        if settings.smtp_use_tls:
+            server = smtplib.SMTP(settings.smtp_host, settings.smtp_port, timeout=30)
+            server.starttls()
+        else:
+            server = smtplib.SMTP(settings.smtp_host, settings.smtp_port, timeout=30)
+
+        if settings.smtp_username and settings.smtp_password:
+            server.login(settings.smtp_username, settings.smtp_password)
+        server.sendmail(settings.smtp_from_email, [to_email], msg.as_string())
+        server.quit()
+        return True, "Email отправлен"
+    except Exception as exc:
+        current_app.logger.exception("SMTP error")
+        return False, str(exc)
+
+
+def send_password_reset_email(user, token):
+    reset_url = url_for("auth.reset_password", token=token, _external=True)
+    subject = "PhotoHost — сброс пароля"
+    body = (
+        f"Здравствуйте, {user.username}!\n\n"
+        f"Для сброса пароля перейдите по ссылке:\n{reset_url}\n\n"
+        "Ссылка действует 24 часа. Если вы не запрашивали сброс — проигнорируйте письмо."
+    )
+    html = (
+        f"<p>Здравствуйте, <strong>{user.username}</strong>!</p>"
+        f'<p><a href="{reset_url}">Сбросить пароль</a></p>'
+        "<p>Ссылка действует 24 часа.</p>"
+    )
+    return send_email(user.email, subject, body, html)
+
+
+def send_welcome_email(user):
+    subject = "PhotoHost — регистрация успешна"
+    body = f"Добро пожаловать, {user.username}! Ваш аккаунт на PhotoHost создан."
+    return send_email(user.email, subject, body)
+
+
+def send_upload_notification(user, count, folder_name=None):
+    location = f" в папку «{folder_name}»" if folder_name else ""
+    subject = f"PhotoHost — загружено {count} фото"
+    body = f"Загружено {count} фото{location}."
+    return send_email(user.email, subject, body)