86 lines
2.9 KiB
Python
86 lines
2.9 KiB
Python
import os
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from jinja2 import Environment, FileSystemLoader
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from app.config import ROOT_DIR, URL
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from app.email_utils import send_email
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from app.handler.unsubscribe_encoder import UnsubscribeEncoder, UnsubscribeAction
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from app.log import LOG
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from app.models import NewsletterUser, Alias
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def send_newsletter_to_user(newsletter, user) -> (bool, str):
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"""Return whether the newsletter is sent successfully and the error if not"""
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try:
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templates_dir = os.path.join(ROOT_DIR, "templates", "emails")
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env = Environment(loader=FileSystemLoader(templates_dir))
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html_template = env.from_string(newsletter.html)
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text_template = env.from_string(newsletter.plain_text)
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comm_email, unsubscribe_link, via_email = user.get_communication_email()
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if not comm_email:
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return False, f"{user} not subscribed to newsletter"
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comm_alias = Alias.get_by(email=comm_email)
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comm_alias_id = -1
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if comm_alias:
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comm_alias_id = comm_alias.id
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unsubscribe_oneclick = unsubscribe_link
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if via_email and comm_alias_id > -1:
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unsubscribe_oneclick = UnsubscribeEncoder.encode(
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UnsubscribeAction.DisableAlias,
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comm_alias_id,
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force_web=True,
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).link
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send_email(
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comm_email,
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newsletter.subject,
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text_template.render(
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user=user,
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URL=URL,
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),
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html_template.render(
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user=user,
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URL=URL,
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unsubscribe_oneclick=unsubscribe_oneclick,
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),
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unsubscribe_link=unsubscribe_link,
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unsubscribe_via_email=via_email,
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)
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NewsletterUser.create(newsletter_id=newsletter.id, user_id=user.id, commit=True)
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return True, ""
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except Exception as err:
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LOG.w(f"cannot send {newsletter} to {user}", exc_info=True)
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return False, str(err)
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def send_newsletter_to_address(newsletter, user, to_address) -> (bool, str):
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"""Return whether the newsletter is sent successfully and the error if not"""
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try:
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templates_dir = os.path.join(ROOT_DIR, "templates", "emails")
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env = Environment(loader=FileSystemLoader(templates_dir))
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html_template = env.from_string(newsletter.html)
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text_template = env.from_string(newsletter.plain_text)
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send_email(
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to_address,
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newsletter.subject,
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text_template.render(
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user=user,
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URL=URL,
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),
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html_template.render(
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user=user,
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URL=URL,
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),
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)
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NewsletterUser.create(newsletter_id=newsletter.id, user_id=user.id, commit=True)
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return True, ""
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except Exception as err:
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LOG.w(f"cannot send {newsletter} to {user}", exc_info=True)
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return False, str(err)
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