163 lines
4.2 KiB
Python
163 lines
4.2 KiB
Python
# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and contributors
|
|
# License: MIT. See LICENSE
|
|
|
|
import os
|
|
from contextlib import suppress
|
|
|
|
import redis
|
|
|
|
import frappe
|
|
from frappe.utils.data import cstr
|
|
|
|
redis_server = None
|
|
|
|
|
|
def publish_progress(percent, title=None, doctype=None, docname=None, description=None):
|
|
publish_realtime(
|
|
"progress",
|
|
{"percent": percent, "title": title, "description": description},
|
|
user=frappe.session.user,
|
|
doctype=doctype,
|
|
docname=docname,
|
|
)
|
|
|
|
|
|
def publish_realtime(
|
|
event: str = None,
|
|
message: dict = None,
|
|
room: str = None,
|
|
user: str = None,
|
|
doctype: str = None,
|
|
docname: str = None,
|
|
task_id: str = None,
|
|
after_commit: bool = False,
|
|
):
|
|
"""Publish real-time updates
|
|
|
|
:param event: Event name, like `task_progress` etc. that will be handled by the client (default is `task_progress` if within task or `global`)
|
|
:param message: JSON message object. For async must contain `task_id`
|
|
:param room: Room in which to publish update (default entire site)
|
|
:param user: Transmit to user
|
|
:param doctype: Transmit to doctype, docname
|
|
:param docname: Transmit to doctype, docname
|
|
:param after_commit: (default False) will emit after current transaction is committed"""
|
|
if message is None:
|
|
message = {}
|
|
|
|
if event is None:
|
|
event = "task_progress" if frappe.local.task_id else "global"
|
|
elif event == "msgprint" and not user:
|
|
user = frappe.session.user
|
|
elif event == "list_update":
|
|
doctype = doctype or message.get("doctype")
|
|
room = get_doctype_room(doctype)
|
|
elif event == "docinfo_update":
|
|
room = get_doc_room(doctype, docname)
|
|
|
|
if not task_id and hasattr(frappe.local, "task_id"):
|
|
task_id = frappe.local.task_id
|
|
|
|
if not room:
|
|
if task_id:
|
|
after_commit = False
|
|
if "task_id" not in message:
|
|
message["task_id"] = task_id
|
|
room = get_task_progress_room(task_id)
|
|
elif user:
|
|
# transmit to specific user: System, Website or Guest
|
|
room = get_user_room(user)
|
|
elif doctype and docname:
|
|
room = get_doc_room(doctype, docname)
|
|
else:
|
|
# This will be broadcasted to all Desk users
|
|
room = get_site_room()
|
|
|
|
if after_commit:
|
|
params = [event, message, room]
|
|
if params not in frappe.local.realtime_log:
|
|
frappe.local.realtime_log.append(params)
|
|
else:
|
|
emit_via_redis(event, message, room)
|
|
|
|
|
|
def emit_via_redis(event, message, room):
|
|
"""Publish real-time updates via redis
|
|
|
|
:param event: Event name, like `task_progress` etc.
|
|
:param message: JSON message object. For async must contain `task_id`
|
|
:param room: name of the room"""
|
|
|
|
with suppress(redis.exceptions.ConnectionError):
|
|
r = get_redis_server()
|
|
r.publish("events", frappe.as_json({"event": event, "message": message, "room": room}))
|
|
|
|
|
|
def get_redis_server():
|
|
"""returns redis_socketio connection."""
|
|
global redis_server
|
|
if not redis_server:
|
|
from redis import Redis
|
|
|
|
redis_server = Redis.from_url(frappe.conf.redis_socketio or "redis://localhost:12311")
|
|
return redis_server
|
|
|
|
|
|
@frappe.whitelist(allow_guest=True)
|
|
def can_subscribe_doc(doctype, docname):
|
|
if os.environ.get("CI"):
|
|
return True
|
|
|
|
from frappe.exceptions import PermissionError
|
|
from frappe.sessions import Session
|
|
|
|
session = Session(None, resume=True).get_session_data()
|
|
if not frappe.has_permission(user=session.user, doctype=doctype, doc=docname, ptype="read"):
|
|
raise PermissionError()
|
|
|
|
return True
|
|
|
|
|
|
@frappe.whitelist(allow_guest=True)
|
|
def can_subscribe_list(doctype):
|
|
from frappe.exceptions import PermissionError
|
|
|
|
if not frappe.has_permission(user=frappe.session.user, doctype=doctype, ptype="read"):
|
|
raise PermissionError()
|
|
|
|
return True
|
|
|
|
|
|
@frappe.whitelist(allow_guest=True)
|
|
def get_user_info():
|
|
from frappe.sessions import Session
|
|
|
|
session = Session(None, resume=True).get_session_data()
|
|
|
|
return {
|
|
"user": session.user,
|
|
"user_type": session.user_type,
|
|
}
|
|
|
|
|
|
def get_doctype_room(doctype):
|
|
return f"{frappe.local.site}:doctype:{doctype}"
|
|
|
|
|
|
def get_doc_room(doctype, docname):
|
|
return f"{frappe.local.site}:doc:{doctype}/{cstr(docname)}"
|
|
|
|
|
|
def get_user_room(user):
|
|
return f"{frappe.local.site}:user:{user}"
|
|
|
|
|
|
def get_site_room():
|
|
return f"{frappe.local.site}:all"
|
|
|
|
|
|
def get_task_progress_room(task_id):
|
|
return f"{frappe.local.site}:task_progress:{task_id}"
|
|
|
|
|
|
def get_website_room():
|
|
return f"{frappe.local.site}:website"
|