Added error reports to failed posts in VK (pubsub). Added an extra param called from_post which specifies which buffer will get updated if the post is created successfully

src/controller/buffers.py

@@ -130,7 +130,7 @@ class baseBuffer(object):
 			attachments = []
 			if hasattr(p, "attachments"):
 				attachments = p.attachments
-			call_threaded(pub.sendMessage, "post", parent_endpoint="wall", child_endpoint="post", attachments_list=attachments, post_arguments=post_arguments)
+			call_threaded(pub.sendMessage, "post", parent_endpoint="wall", child_endpoint="post", from_buffer=self.name, attachments_list=attachments, post_arguments=post_arguments)
 
 	def connect_events(self):
 		""" Bind all events to this buffer"""
@@ -417,7 +417,7 @@ class feedBuffer(baseBuffer):
 			attachments = []
 			if hasattr(p, "attachments"):
 				attachments = p.attachments
-			call_threaded(pub.sendMessage, "post", parent_endpoint="wall", child_endpoint="post", attachments_list=attachments, post_arguments=post_arguments)
+			call_threaded(pub.sendMessage, "post", parent_endpoint="wall", child_endpoint="post", from_buffer=self.name, attachments_list=attachments, post_arguments=post_arguments)
 
 	def open_in_browser(self, *args, **kwargs):
 		post = self.get_post()
@@ -478,7 +478,7 @@ class communityBuffer(feedBuffer):
 			attachments = []
 			if hasattr(p, "attachments"):
 				attachments = p.attachments
-			call_threaded(pub.sendMessage, "post", parent_endpoint="wall", child_endpoint="post", attachments_list=attachments, post_arguments=post_arguments)
+			call_threaded(pub.sendMessage, "post", parent_endpoint="wall", child_endpoint="post", from_buffer=self.name, attachments_list=attachments, post_arguments=post_arguments)
 
 class topicBuffer(feedBuffer):
 
@@ -531,7 +531,7 @@ class topicBuffer(feedBuffer):
 			attachments = []
 			if hasattr(p, "attachments"):
 				attachments = p.attachments
-			call_threaded(pub.sendMessage, "post", parent_endpoint="board", child_endpoint="addTopic", attachments_list=attachments, post_arguments=post_arguments)
+			call_threaded(pub.sendMessage, "post", parent_endpoint="board", child_endpoint="addTopic", from_buffer=self.name, attachments_list=attachments, post_arguments=post_arguments)
 
 class documentBuffer(feedBuffer):
 	can_get_items = False

src/controller/mainController.py

@@ -332,14 +332,10 @@ class Controller(object):
 		pub.unsubscribe(self.notify, "notify")
 		pub.subscribe(self.create_timeline, "create-timeline")
 
-	def in_post(self, buffer):
+	def in_post(self, from_buffer=None):
-		""" This event is triggered whenever an user requires an update in their buffers. For example after sending a post successfully.
+		if from_buffer != None:
-		The function updates the main newsfeed buffer, and the buffer from where the post was sent.
+			log.debug("Post received in buffer %s, updating... " % (from_buffer,))
-		@buffer str: name of the buffer where the post has been generated.
+			buffer = self.search(from_buffer)
-		"""
-		buffer = self.search(buffer)
-		buffer.get_items()
-		buffer = self.search("home_timeline")
 			buffer.get_items()
 
 	def download(self, url, filename):

src/sessionmanager/session.py

@@ -308,14 +308,18 @@ class vkSession(object):
 		user = self.vk.client.users.get(fields="uid, first_name, last_name")
 		self.user_id = user[0]["id"]
 
-	def post(self, parent_endpoint, child_endpoint, attachments_list=[], post_arguments={}):
+	def post(self, parent_endpoint, child_endpoint, from_buffer=None, attachments_list=[], post_arguments={}):
 		""" Generic function to be called whenever user wants to post something to VK.
 		This function should be capable of uploading all attachments before posting, and send a special event in case the post has failed,
 		So the program can recreate the post and show it back to the user."""
 		attachments = ""
-		print(attachments_list)
 		if len(attachments_list) > 0:
+			try:
 				attachments = self.upload_attachments(attachments_list, post_arguments.get("peer_id"))
+			except Exception as error:
+				log.exception("Error calling method %s.%s with arguments: %r. Failed during loading attachments. Error: %s" % (parent_endpoint, child_endpoint, post_arguments, str(error)))
+				# Report a failed function here too with same arguments so the client should be able to recreate it again.
+				pub.sendMessage("postFailed", parent_endpoint=parent_endpoint, child_endpoint=child_endpoint, from_buffer=from_buffer, attachments_list=attachments_list, post_arguments=post_arguments)
 		# VK generally defines all kind of messages under "text", "message" or "body" so let's try with all of those
 		possible_message_keys = ["text", "message", "body"]
 		for i in possible_message_keys:
@@ -334,9 +338,16 @@ class vkSession(object):
 			else:
 				post_arguments.update(attachments=attachments)
 		# Determines the correct functions to call here.
-		parent_endpoint = getattr(self.vk.client, parent_endpoint)
+		endpoint = getattr(self.vk.client, parent_endpoint)
-		endpoint = getattr(parent_endpoint, child_endpoint)
+		endpoint = getattr(endpoint, child_endpoint)
+		try:
 			post = endpoint(**post_arguments)
+			# Once the post has been send, let's report it to the interested objects.
+			pub.sendMessage("posted", from_buffer=from_buffer)
+		except Exception as error:
+			log.exception("Error calling method %s.%s with arguments: %r. Error: %s" % (parent_endpoint, child_endpoint, post_arguments, str(error)))
+			# Report a failed function here too with same arguments so the client should be able to recreate it again.
+			pub.sendMessage("postFailed", parent_endpoint=parent_endpoint, child_endpoint=child_endpoint, from_buffer=from_buffer, attachments_list=attachments_list, post_arguments=post_arguments)
 
 	def upload_attachments(self, attachments, peer_id=None):
 		""" Upload attachments to VK before posting them.