reworked blog notifications

now the notification are stored in redis and not anymore in browser local storage

scripts/lua/update_blog_posts.lua

@@ -0,0 +1,23 @@
+--
+-- (C) 2020 - ntop.org
+--
+
+dirs = ntop.getDirs()
+package.path = dirs.installdir .. "/scripts/lua/modules/?.lua;" .. package.path
+
+require "lua_utils"
+local json = require("dkjson")
+local blog_utils = require("blog_utils")
+local http_lint = require("http_lint")
+
+sendHTTPContentTypeHeader('application/json')
+local blog_notification_id = _POST['blog_notification_id']
+
+if (blog_notification_id == nil) then
+  traceError(TRACE_ERROR, TRACE_CONSOLE, "Missing 'blog_notification_id' parameter. Bad CSRF?")
+end
+
+print(json.encode({
+    success = blog_utils.updatePostState(tonumber(blog_notification_id), _SESSION['user']),
+    csrf = ntop.getRandomCSRFValue()
+}))