def get(self, request, subscription_id, image_fn, **kwargs):
config = DocumentNotificationSubscription.objects.get(pk=subscription_id)
image = get_notification_template_resource(os.path.join(config.template_name, 'images', image_fn))
if not image:
return HttpResponseNotFound('Attachment not found: ' + image_fn)
content_type = get_predefined_mime_type(image_fn) or mimetypes.guess_type(image_fn)[0]
return HttpResponse(content_type=content_type, content=image)
def render_notification(
package_id: str,
subscription: DocumentNotificationSubscription,
data: DocumentNotificationSource,
log_routine: Optional[Callable[[str], None]] = None
) -> Optional[RenderedNotification]:
if package_id in NotificationRenderer.package_already_sent_user_ids:
already_sent_user_ids = NotificationRenderer.package_already_sent_user_ids[
package_id]
else:
already_sent_user_ids = set()
NotificationRenderer.package_already_sent_user_ids[
package_id] = already_sent_user_ids
document_type = data.document.document_type
event_info = subscription.get_event_info()
if not event_info:
return None
NotificationRenderer.get_document_fields(data, document_type,
subscription, data.changes)
doc_field_values = data.field_values
if not doc_field_values:
return None
display_fields = set(doc_field_values.keys())
recipients = subscription.resolve_recipients(data.field_values)
recipients = {
r
for r in recipients if r.id not in already_sent_user_ids
} if recipients else None
if not recipients:
return None
changes_filtered = dict()
if data.changes:
for code, old_new in data.changes.items():
if code in FIELD_CODES_HIDE_BY_DEFAULT:
continue
if old_new[0] == old_new[1] or data.field_values.get(
code) == old_new[0]:
continue
changes_filtered[code] = old_new
changes = changes_filtered
display_fields.update(changes.keys())
template_context = {
'app_url':
root_url(),
'doc_url':
doc_editor_url(document_type.code, data.document.project_id,
data.document.pk),
'event_code':
event_info.code,
'event_title':
event_info.title,
'event_initiator':
data.changed_by_user,
'document':
data.field_values,
'fields': [{
'code': h.field_code,
'title': h.field_title,
'type': h.field_type,
'value': data.field_values.get(h.field_code),
'changed': h.field_code in changes,
'changes': changes.get(h.field_code),
} for h in data.field_handlers if h.field_code in display_fields],
'changes':
changes,
'changed_by_user':
data.changed_by_user,
'logo_url':
'images/logo.png'
} # type: Dict[str, Any]
subject_template = subscription.subject or event_info.default_subject
header_template = subscription.header or event_info.default_header
subject = Template(subject_template).render(template_context)
header = Template(header_template).render(template_context)
template_context.update({'subject': subject, 'header': header})
html = None
html_template = get_notification_template_resource(
os.path.join(subscription.template_name, 'template.html'))
if html_template:
template_src = html_template.decode('utf-8')
template_obj = Template(template_src)
html = template_obj.render(template_context)
txt_template_name = os.path.join(subscription.template_name,
'template.txt')
txt_template = get_notification_template_resource(txt_template_name)
if not txt_template:
raise RuntimeError(f'Txt template not found: {txt_template_name}')
txt = Template(txt_template.decode('utf-8')).render(template_context)
image_dir = os.path.join(subscription.template_name, 'images')
return RenderedNotification(dst_users=recipients,
subject=subject,
txt=txt,
html=html,
image_dir=image_dir,
cc=subscription.get_cc_addrs())
def render_notification_pack(
package_ids: List[str],
subscription: DocumentNotificationSubscription,
data: List[DocumentNotificationSource]
) -> List[RenderedNotification]:
notifications_pack = [] # type: List[RenderedNotification]
if not data:
return notifications_pack
event_info = subscription.get_event_info()
if not event_info:
return notifications_pack
already_sent_user_ids = set()
for pack_id in package_ids:
if pack_id in NotificationRenderer.package_already_sent_user_ids:
stored = NotificationRenderer.package_already_sent_user_ids[
pack_id]
if stored:
already_sent_user_ids.update(stored)
else:
NotificationRenderer.package_already_sent_user_ids[
pack_id] = set()
# merge message bodies
# all the documents have the same type
document_type = data[0].document.document_type
template_context = {
'app_url': root_url(),
'event_code': event_info.code,
'event_title': event_info.title,
'documents': [],
'logo_url': 'images/logo.png'
}
# get recipients per message, split message packs by recipients
msgs_by_recipients = {} # type:[str, List[DocumentNotificationSource]]
recipients_by_key = {} # type:[str, List[User]]
for msg_data in data:
NotificationRenderer.get_document_fields(msg_data, document_type,
subscription,
msg_data.changes)
if not msg_data.field_values:
continue
recipients = subscription.resolve_recipients(
msg_data.field_values) # type:Set[User]
recipients = {
r
for r in recipients if r.id not in already_sent_user_ids
} if recipients else None
if not recipients:
continue
recp_ids = [str(r.pk) for r in recipients]
recp_ids.sort()
recp_key = ','.join(recp_ids)
if recp_key in msgs_by_recipients:
msgs_by_recipients[recp_key].append(msg_data)
else:
msgs_by_recipients[recp_key] = [msg_data]
recipients_by_key[recp_key] = recipients
for recp_key in msgs_by_recipients:
recipients = recipients_by_key[recp_key]
for msg_data in msgs_by_recipients[recp_key]:
doc_field_values = msg_data.field_values
display_fields = set(doc_field_values.keys())
changes_filtered = dict()
if msg_data.changes:
for code, old_new in msg_data.changes.items():
if code in FIELD_CODES_HIDE_BY_DEFAULT:
continue
if old_new[0] == old_new[
1] or msg_data.field_values.get(
code) == old_new[0]:
continue
changes_filtered[code] = old_new
changes = changes_filtered
display_fields.update(changes.keys())
document_context = {
'doc_url':
doc_editor_url(document_type.code,
msg_data.document.project_id,
msg_data.document.pk),
'event_initiator':
msg_data.changed_by_user,
'document':
msg_data.field_values,
'fields': [{
'code': h.field_code,
'title': h.field_title,
'type': h.field_type,
'value': msg_data.field_values.get(h.field_code),
'changed': h.field_code in changes,
'changes': changes.get(h.field_code),
} for h in msg_data.field_handlers
if h.field_code in display_fields],
'changes':
changes,
'changed_by_user':
msg_data.changed_by_user
} # type: Dict[str, Any]
template_context['documents'].append(document_context)
html = None
subject_template = subscription.subject or event_info.default_bulk_subject
header_template = subscription.header or event_info.default_bulk_header
subject = Template(subject_template).render(template_context)
header = Template(header_template).render(template_context)
template_context.update({'subject': subject, 'header': header})
html_template = get_notification_template_resource(
os.path.join(subscription.template_name, 'template_pack.html'))
if html_template:
html = Template(
html_template.decode('utf-8')).render(template_context)
txt_template_name = os.path.join(subscription.template_name,
'template_pack.txt')
txt_template = get_notification_template_resource(
txt_template_name)
if not txt_template:
raise RuntimeError(
'Txt template not found: {0}'.format(txt_template_name))
txt = Template(
txt_template.decode('utf-8')).render(template_context)
image_dir = os.path.join(subscription.template_name, 'images')
notification = RenderedNotification(dst_users=recipients,
subject=subject,
txt=txt,
html=html,
image_dir=image_dir,
cc=subscription.get_cc_addrs())
notifications_pack.append(notification)
return notifications_pack