def buildnewsletter(book_list):
"""Routine to send an HTML newsletter
"""
logger.info('Pulling together the newsletter.')
__tmp__file__loc = "tmpicon.jpg"
mailer = Mailer(
dict(transport=dict(use='smtp',
host=config.settings['SMTPSettings']['host'],
port=config.settings['SMTPSettings']['port'],
username=config.settings['SMTPSettings']['user'],
password=config.settings['SMTPSettings']
['password'],
tls=config.settings['SMTPSettings']['startttls'])))
try:
# Perform jinja
message_template_file = config.settings['TEMPLATE_FILE']
message_banner_img = os.path.join(
config.settings['TEMPLATE_DIR'],
config.settings['TEMPLATE_BANNER_IMG'])
message_unknown_img = os.path.join(
config.settings['TEMPLATE_DIR'],
config.settings['TEMPLATE_NOCOVER_IMG'])
message_intropara_file = os.path.join(
config.settings['TEMPLATE_DIR'],
config.settings['TEMPLATE_INTROPARA'])
cd = config.settings['TEMPLATE_DIR']
logger.info(cd)
jinja_env = jinja2.Environment(loader=jinja2.FileSystemLoader(cd))
try:
with open(message_intropara_file, 'r') as introparafile:
message_intropara = introparafile.read().replace('\n', '')
logger.info('Loaded newsletter intro paragraph.')
except:
message_intropara = "<p>New books added.</p>"
logger.exception("Couldn't load intro paragraph.")
logger.warn('Loading default newsletter intro paragraph.')
messagebody = jinja_env.get_template(message_template_file).render(
book_list=book_list, intropara_blk=message_intropara)
mailer.start()
message = Message(author=config.settings['SMTPSettings']['user'])
message.subject = config.settings['SMTPSettings']['subject']
message.plain = "This is only exciting if you use an HTML capable email client. Please disregard."
message.rich = messagebody
message.embed(message_banner_img)
flg_unknown_embedded = False
for book in book_list:
if book["book_cover_id"] != "Unknown.png":
book['cover_thumbnail'].save(__tmp__file__loc, "JPEG")
message.embed((book["book_cover_id"]), open(__tmp__file__loc))
elif book[
"book_cover_id"] == "Unknown.png" and not flg_unknown_embedded:
message.embed(message_unknown_img)
flg_unknown_embedded = True
for winner in db_operations.get_dl_list():
message.to = winner
if config.settings['DevMode']:
mailer.send(message)
logger.info('DevMode - Sending email to %s', winner)
else:
mailer.send(message)
logger.info('sending email to %s', winner)
except:
logger.exception('Error sending email.')
mailer.stop()
logger.info('Completed newsletter routine.')
return
