Added inotify code for autorebuild

Made menuitem and news feed drop state on initial None message

mixins/menuitemmixin.py

@@ -7,30 +7,29 @@ class MenuItemMixin(MessageMixin):
 	menu_label = None
 	menu_parent = None
 	url = "index.html"
-	
+
 	menu_items = None
 
 	def process_message(self, message):
 		other_messages = super(MenuItemMixin, self).process_message(message)
-		
+
 		if message == None:
-			return other_messages + [{'type': 'menu_add_item', 
+			self.menu_items = {}
-										'title' : self.menu_title, 
+			return other_messages + [{'type': 'menu_add_item',
+										'title' : self.menu_title,
 										'parent' : self.menu_parent,
 										'label' : self.menu_label,
 										'url' : self.url}]
 
-		elif message['type'] == 'menu_add_item':			
+		elif message['type'] == 'menu_add_item':
-			if self.menu_items == None:
+			
-				self.menu_items = {}
-
 			label = message['label']
 			if label in self.menu_items.keys():
 				print '[Warn] Depulicate menu item label: %s in %s' % (label, self.menu_label)
 				return other_messages
-			
+
 			self.menu_items[label] = {}
-			
+
 			for key in ['title', 'parent', 'label', 'url']:
 				self.menu_items[label][key] = message[key]
 
@@ -41,14 +40,14 @@ class MenuItemMixin(MessageMixin):
 		path = [self.menu_label]
 		while self.menu_items[path[0]]['parent'] != None:
 			path = [self.menu_items[path[0]]['parent']] + path
-		
+
 		return path
 
-	
+
 	def get_menu_level(self, parent):
 		return filter(lambda x: x['parent'] == parent, self.menu_items.values())
 
-	
+
 	def generate_levels(self, path):
 		level = path[0]
 		next_level = None
@@ -69,16 +68,16 @@ class MenuItemMixin(MessageMixin):
 				res += '</li>'
 			else:
 				res += '<li><a href="/%s">%s</a></li>' % (item['url'], item['title'])
-		
+
 		res += '</ul>'
 
 		return res
 
 	def generate_menu(self):
-		
+
 		path = self.get_menu_path()
-		 
+
-		return self.generate_levels([None] + path) 
+		return self.generate_levels([None] + path)
 
 
 	def get_context(self):
@@ -87,4 +86,3 @@ class MenuItemMixin(MessageMixin):
 		context['menu'] = self.generate_menu()
 
 		return context
-		

modules/newsfeed.py

@@ -29,7 +29,9 @@ class NewsFeed(MenuItemMixin, TemplateMixin, AssetsMixin):
 	def process_message(self, message):
 		other_messages = super(NewsFeed, self).process_message(message)
 
-		if message != None and message['type'] == 'news_feed_item':
+		if message == None:
+			self.items = []
+	 	elif message['type'] == 'news_feed_item':
 			if message['feed_id'] == self.news_feed_id:
 				self.items += [message['item']]
 

requirements.txt

@@ -1,7 +1,7 @@
+inotify==0.2.4
 Jinja2==2.7.3
 Markdown==2.6
 MarkupSafe==0.23
 Pillow==3.1.0
 python-dateutil==2.4.2
 six==1.10.0
-wheel==0.24.0

verdandi.py

@@ -3,23 +3,22 @@
 import os
 import sys
 import SocketServer
+import inotify.adapters
 
 from jinja2 import Environment, FileSystemLoader
 from SimpleHTTPServer import SimpleHTTPRequestHandler
+from multiprocessing import Process
 
-
+from constants import CONTENT_DIRECTORY, OUTPUT_DIRECTORY, TEMPLATE_DIRECTORY, SERVE_PORT, SERVE_BIND_ADDRESS
-
-from constants import OUTPUT_DIRECTORY, TEMPLATE_DIRECTORY, SERVE_PORT, SERVE_BIND_ADDRESS
 
 class Verdandi(object):
 
-	template_directory = TEMPLATE_DIRECTORY
 	output_directory = OUTPUT_DIRECTORY
 	modules = []
 
 
 	def __init__(self):
-		self.jinja_env = Environment(loader=FileSystemLoader(self.template_directory))
+		self.jinja_env = Environment(loader=FileSystemLoader(TEMPLATE_DIRECTORY))
 
 
 	def send_message(self, message):
@@ -52,12 +51,46 @@ class Verdandi(object):
 
 
 	def run(self):
+		self.generate_output()
+
+		if len(sys.argv) > 1 and sys.argv[1] == 'serve':
+			self.serve()
+
+
+	def generate_output(self):
 		self.pass_messages()
 		self.collect_assets()
 		self.render()
 
-		if len(sys.argv) > 1 and sys.argv[1] == 'serve':
+
+	def serve(self):
+
+		def has_create_or_modify(watch):
+			result = False
+			for event in watch.event_gen():
+				if event == None:
+					break
+
+				result = result or ('IN_CREATE' in event[1])
+				result = result or ('IN_DELETE' in event[1])
+				result = result or ('IN_MODIFY' in event[1])
+
+			return result
+
+		content_watch = inotify.adapters.InotifyTree(CONTENT_DIRECTORY)
+		template_watch = inotify.adapters.InotifyTree(TEMPLATE_DIRECTORY)
+
+
+		def serve():
 			os.chdir(self.output_directory)
 			httpd = SocketServer.TCPServer((SERVE_BIND_ADDRESS, SERVE_PORT), SimpleHTTPRequestHandler)
 			print "Serving under %s:%d" % (SERVE_BIND_ADDRESS, SERVE_PORT)
 			httpd.serve_forever()
+
+
+		server_process = Process(target=serve)
+		server_process.start()
+
+		while True:
+			if has_create_or_modify(content_watch) or has_create_or_modify(template_watch):
+				self.generate_output()