Add 'from_name' field to SMTP settings and update email sending logic

- Introduced a new 'from_name' field in the SMTP settings to allow users to specify a sender name.
- Updated the dashboard template to include an input for the sender name.
- Modified the email sending logic to format the 'From' header with the sender name if provided, enhancing email presentation.

app/main.py

@@ -482,6 +482,7 @@ def update_smtp_settings(
     username: str = Form(""),
     password: str = Form(""),
     from_email: str = Form(""),
+    from_name: str = Form(""),
     reply_to: str = Form(""),
     use_tls: str | None = Form(None),
     recipients: str = Form(""),
@@ -504,6 +505,7 @@ def update_smtp_settings(
     set_config(db, "smtp.username", username.strip())
     set_config(db, "smtp.password", password)
     set_config(db, "smtp.from_email", from_email.strip())
+    set_config(db, "smtp.from_name", from_name.strip())
     set_config(db, "smtp.reply_to", reply_to.strip())
     set_config(db, "smtp.use_tls", "true" if use_tls == "true" else "false")
     set_config(db, "smtp.recipients", recipients.strip())

app/services/smtp_sender.py

@@ -2,6 +2,7 @@ import smtplib
 from datetime import datetime
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
+from email.utils import formataddr
 from typing import Sequence
 
 from sqlalchemy.orm import Session
@@ -18,6 +19,7 @@ def get_smtp_settings(db: Session) -> dict[str, str]:
         "username": get_config(db, "smtp.username", ""),
         "password": get_config(db, "smtp.password", ""),
         "from_email": get_config(db, "smtp.from_email", ""),
+        "from_name": get_config(db, "smtp.from_name", ""),
         "reply_to": get_config(db, "smtp.reply_to", ""),
         "use_tls": get_config(db, "smtp.use_tls", "true"),
         "recipients": get_config(db, "smtp.recipients", ""),
@@ -90,7 +92,10 @@ def send_newsletter(
     msg.attach(MIMEText(text_content, "plain", "utf-8"))
     msg.attach(MIMEText(html_content, "html", "utf-8"))
     msg["Subject"] = subject
-    msg["From"] = settings["from_email"]
+    if settings.get("from_name"):
+        msg["From"] = formataddr((settings["from_name"], settings["from_email"]))
+    else:
+        msg["From"] = settings["from_email"]
     msg["To"] = ", ".join(recipients)
     if settings.get("reply_to"):
         msg["Reply-To"] = settings["reply_to"]

app/templates/dashboard.html

@@ -253,6 +253,9 @@
                             <input type="password" name="password" value="{{ smtp.password }}">
                         </label>
                     </div>
+                    <label>Absender-Name
+                        <input type="text" name="from_name" value="{{ smtp.from_name }}" placeholder="Thomas-Krenn Wiki-Team">
+                    </label>
                     <div class="form-row">
                         <label>Absender E-Mail
                             <input type="email" name="from_email" value="{{ smtp.from_email }}">