Add command that can send an email with an attachment

onadata/apps/main/management/commands/send_email_w_attachment.py

@@ -0,0 +1,56 @@
+"""
+Management command for sending out emails to recipients
+with an attachment
+"""
+from typing import List
+
+from django.core.management.base import BaseCommand
+from django.core.mail import EmailMessage
+
+
+def send_email_w_attachment(
+        attachment_path: str, recipients: List[str],
+        subject: str, body: str, from_email: str):
+    """
+    Send email with an attachment
+    """
+    email = EmailMessage(
+        subject,
+        body,
+        from_email,
+        recipients)
+    email.attach_file(attachment_path)
+    email.send()
+
+
+class Command(BaseCommand):
+    """
+    Management command used to send an email with an attachment
+    """
+    help = 'Send email with attachment'
+
+    def add_arguments(self, parser):
+        parser.add_argument(
+            '-a', '--attachment', dest='attachment_path',
+            type=str, help="Full path to attachment")
+        parser.add_argument(
+            '-r', '--recipients', dest='recipients',
+            type=str, help="Comma-separated list of emails")
+        parser.add_argument(
+            '-s', '--subject', dest='subject',
+            type=str, help="Email subject")
+        parser.add_argument(
+            '-b', '--body', dest='body',
+            type=str, help="Email body")
+        parser.add_argument(
+            '-f', '--from', dest='from_email',
+            type=str, default="[email protected]", help="From email")
+
+    def handle(self, *args, **options):
+        send_email_w_attachment(
+            options.get('attachment_path'),
+            options.get('recipients').split(','),
+            options.get('subject'),
+            options.get('body'),
+            options.get('from_email')
+        )