def generate(cls, plaintext_template: str, markdown_template: str,
html_template: str, context: dict):
envelope = Envelope()
# render markdown content
extended_context = context.copy()
if markdown_template:
markdown_content, extended_context = cls._separate_content_and_metadata(
markdown_template, context)
markdown_content = cls.JinjaRenderer.render(
markdown_content, extended_context)
extended_context["content"] = cls.MarkdownRenderer.render(
markdown_content)
html_template = html_template or DEFAULTHTML_TEMPLATE
# render html content
if html_template:
html_content, extended_context = cls._separate_content_and_metadata(
html_template, extended_context)
html_content = cls.JinjaRenderer.render(html_content,
extended_context)
envelope.message(html_content, alternative="html")
sender = extended_context.get("sender", None)
recipient = extended_context.get("recipient", None)
subject = extended_context.get("subject", "")
if plaintext_template:
# render plaintext content
plaintext_content, extended_context = cls._separate_content_and_metadata(
plaintext_template, context)
plaintext_content = cls.JinjaRenderer.render(
plaintext_content, extended_context)
else:
# generate plaintext from html
html_to_text_converter = html2text.HTML2Text()
html_to_text_converter.ignore_images = True
plaintext_content = html_to_text_converter.handle(html_content)
envelope.message(plaintext_content, alternative="plain")
sender = sender or extended_context.get("sender", None)
recipient = recipient or extended_context.get("recipient", None)
subject = subject or extended_context.get("subject", "")
if not sender:
raise Exception("Missing sender")
envelope.from_(sender).to(recipient).subject(subject)
return envelope
def test_contents_fetching(self):
t = "Small sample text attachment.\n"
with open("tests/eml/generic.txt") as f:
e1 = Envelope(f)
e2 = e1.copy() # stays intact even if copied to another instance
self.assertEqual(e1.message(), t)
self.assertEqual(e2.message(), t)
self.assertEqual(e2.copy().message(), t)
def _quoted_message(self, e: Envelope):
self.assertEqual(self.long_text, e.message())
self.assertIn(
self.long_text,
e.preview()) # when using preview, we receive original text
output = str(
e.send(False)) # but when sending, quoted text is got instead
self.assertNotIn(self.long_text, output)
self.assertIn(self.quoted, output)
