added server sent events wrapper and example

src/httpapi/security/client.py

@@ -23,7 +23,7 @@ from onionrservices import httpheaders
 from . import pluginwhitelist
 
 # Be extremely mindful of this. These are endpoints available without a password
-whitelist_endpoints = ['www', 'staticfiles.homedata', 'staticfiles.sharedContent', 
+whitelist_endpoints = ['www', 'staticfiles.homedata', 'staticfiles.sharedContent',
 'staticfiles.friends', 'staticfiles.friendsindex', 'siteapi.site', 'siteapi.siteFile', 'staticfiles.onionrhome',
 'themes.getTheme', 'staticfiles.onboarding', 'staticfiles.onboardingIndex']
 
@@ -50,6 +50,7 @@ class ClientAPISecurity:
             if request.endpoint in whitelist_endpoints:
                 return
             if request.path.startswith('/site/'): return
+
             try:
                 if not hmac.compare_digest(request.headers['token'], client_api.clientToken):
                     if not hmac.compare_digest(request.form['token'], client_api.clientToken):

src/httpapi/sse/README.md

@@ -0,0 +1,3 @@
+# sse
+
+This folder contains a wrapper for handling server sent event loops

src/httpapi/sse/__init__.py

@@ -0,0 +1,18 @@
+"""Onionr - Private P2P Communication.
+
+server sent event modules, incl a wrapper and endpoints for client + public api
+"""
+"""
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+"""

src/httpapi/sse/private/__init__.py

@@ -0,0 +1,16 @@
+from flask import g, Blueprint
+from gevent import sleep
+
+from .. import wrapper
+
+private_sse_blueprint = Blueprint('privatesse', __name__)
+SSEWrapper = wrapper.SSEWrapper()
+
+
+@private_sse_blueprint.route('/hello')
+def srteam_meme():
+    def print_hello():
+        while True:
+            yield "hello\n\n"
+            sleep(1)
+    return SSEWrapper.handle_sse_request(print_hello)

src/httpapi/sse/wrapper.py

@@ -0,0 +1,34 @@
+"""Onionr - Private P2P Communication.
+
+wrapper for server sent event endpoints
+"""
+from typing import Callable
+
+from flask import Response
+
+"""
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+"""
+
+
+class SSEWrapper:
+    def __init__(self):
+        self.active_count: int = 0
+
+    def handle_sse_request(self, handler: Callable):
+        self.active_count += 1
+        resp = Response(handler())
+        resp.content_type = "text/event-stream"
+        self.active_count -= 1
+        return resp