desarrollo instalado en el cliente globe italia

mail_sender.py

@@ -0,0 +1,100 @@
+"""Envío de correo SMTP."""
+
+import os
+import smtplib
+from email.message import EmailMessage
+from pathlib import Path
+
+from dotenv import load_dotenv
+
+# comercio-net/.env o .env en la raíz del repo
+# _BASE = Path(__file__).resolve().parent
+# load_dotenv(_BASE / ".env")
+# load_dotenv(_BASE.parent / ".env")
+# ============================================================================
+
+load_dotenv(dotenv_path=".env")
+
+# ============================================================================
+def _mail_config() -> dict:
+    host = os.getenv("MAIL_HOST", "")
+    port = int(os.getenv("MAIL_PORT", "587"))
+    username = os.getenv("MAIL_USERNAME", "")
+    # App passwords de Gmail suelen pegarse con espacios
+    password = (os.getenv("MAIL_PASSWORD", "") or "").replace(" ", "")
+    mail_from = os.getenv("MAIL_FROM", username)
+    mail_to = os.getenv("MAIL_TO", "")
+    if not all([host, username, password, mail_from, mail_to]):
+        raise ValueError(
+            "Faltan variables MAIL_* en .env "
+            "(MAIL_HOST, MAIL_USERNAME, MAIL_PASSWORD, MAIL_FROM, MAIL_TO)"
+        )
+    return {
+        "host": host,
+        "port": port,
+        "username": username,
+        "password": password,
+        "mail_from": mail_from,
+        "mail_to": mail_to,
+    }
+
+# ============================================================================
+def _smtp_send(msg: EmailMessage) -> None:
+    cfg = _mail_config()
+    with smtplib.SMTP(cfg["host"], cfg["port"], timeout=30) as smtp:
+        smtp.ehlo()
+        smtp.starttls()
+        smtp.ehlo()
+        smtp.login(cfg["username"], cfg["password"])
+        smtp.send_message(msg)
+
+# ============================================================================
+def send_mail(subject: str | None = None, text: str | None = None) -> None:
+    """Envía un correo de texto plano usando variables MAIL_* del .env."""
+    cfg = _mail_config()
+    subject = subject if subject is not None else os.getenv("MAIL_SUBJECT", "Test Email")
+    text = text if text is not None else os.getenv("MAIL_TEXT", "This is a test email")
+
+    msg = EmailMessage()
+    msg["Subject"] = subject
+    msg["From"] = cfg["mail_from"]
+    msg["To"] = cfg["mail_to"]
+    msg.set_content(text)
+
+    _smtp_send(msg)
+    print(f"OK: correo enviado a {cfg['mail_to']} | subject={subject!r}")
+
+# ============================================================================
+def send_validation_email(html_path: Path | str, subject: str | None = None) -> None:
+    """Envía el HTML de validación a MAIL_TO (cuerpo HTML + adjunto)."""
+    cfg = _mail_config()
+    path = Path(html_path)
+    if not path.is_file():
+        raise FileNotFoundError(f"No existe el HTML de validación: {path}")
+
+    html = path.read_text(encoding="utf-8")
+    if subject is None:
+        subject = f"Validación OC — diferencias de precio/catálogo ({path.stem})"
+
+    msg = EmailMessage()
+    msg["Subject"] = subject
+    msg["From"] = cfg["mail_from"]
+    msg["To"] = cfg["mail_to"]
+    msg.set_content(
+        "Se detectaron diferencias de catálogo o precio en la OC. "
+        "Ver el contenido HTML de este correo. "
+    )
+    msg.add_alternative(html, subtype="html")
+    #msg.add_attachment(
+    #    html.encode("utf-8"),
+    #    maintype="text",
+    #    subtype="html",
+    #    filename=path.name,
+    #)
+
+    _smtp_send(msg)
+    print(f"OK: correo de validación enviado a {cfg['mail_to']} | subject={subject!r}")
+
+# ============================================================================
+if __name__ == "__main__":
+    send_mail()