CC-2089: create "cancel show" command for pypo

- done

airtime_mvc/application/controllers/ScheduleController.php

@@ -695,6 +695,8 @@ class ScheduleController extends Zend_Controller_Action
             $show = new ShowInstance($showInstanceId);
             $show->clearShow();
             $show->deleteShow();
+            // send 'cancel-current-show' command to pypo
+            RabbitMq::SendMessageToPypo("cancel_current_show", array());
         }
     }
 

python_apps/pypo/pypofetch.py

@@ -105,9 +105,24 @@ class PypoFetch(Thread):
         elif (command == 'update_stream_setting'):
             logger.info("Updating stream setting...")
             self.regenerateLiquidsoapConf(m['setting'])
+        elif (command == 'cancel_current_show'):
+            logger.info("Cancel current show command received...")
+            self.stop_current_show()
         # ACK the message to take it off the queue
         message.ack()
         
+    def stop_current_show(self):
+        logger = logging.getLogger('fetch')
+        logger.debug('Notifying Liquidsoap to stop playback.')
+        try:
+            tn = telnetlib.Telnet(LS_HOST, LS_PORT)
+            tn.write('source.skip\n')
+            tn.write('exit\n')
+            tn.read_all()
+        except Exception, e:
+            logger.debug(e)
+            logger.debug('Could not connect to liquidsoap')
+    
     def regenerateLiquidsoapConf(self, setting):
         logger = logging.getLogger('fetch')
         existing = {}

python_apps/pypo/pypopush.py

@@ -51,7 +51,7 @@ class PypoPush(Thread):
 
         #toggle between "stop" and "play". Keeps track of the state of
         #liquidsoap
-        self.liquidsoap_state_play = True
+        #self.liquidsoap_state_play = True
 
     def set_export_source(self, export_source):
         self.export_source = export_source
@@ -80,7 +80,7 @@ class PypoPush(Thread):
         schedule = self.schedule
         playlists = self.playlists
         
-        currently_on_air = False
+        #currently_on_air = False
         if schedule:
             playedItems = self.load_schedule_tracker()
 
@@ -101,7 +101,7 @@ class PypoPush(Thread):
                     logger.debug('Preparing to push playlist scheduled at: %s', pkey)
                     playlist = schedule[pkey]
 
-                    currently_on_air = True
+                    #currently_on_air = True
 
                     # We have a match, replace the current playlist and
                     # force liquidsoap to refresh.
@@ -123,12 +123,12 @@ class PypoPush(Thread):
                 show_start = schedule[pkey]['show_start']
                 show_end = schedule[pkey]['show_end']
                         
-                if show_start <= str_tnow_s and str_tnow_s < show_end:
+                """if show_start <= str_tnow_s and str_tnow_s < show_end:
-                    currently_on_air = True
+                    currently_on_air = True"""
         else:
             pass
 
-        if not currently_on_air and self.liquidsoap_state_play:
+        """if not currently_on_air and self.liquidsoap_state_play:
             logger.debug('Notifying Liquidsoap to stop playback.')
             try:
                 tn = telnetlib.Telnet(LS_HOST, LS_PORT)
@@ -139,7 +139,7 @@ class PypoPush(Thread):
                 logger.debug(e)
                 logger.debug('Could not connect to liquidsoap')
 
-            self.liquidsoap_state_play = False
+            self.liquidsoap_state_play = False"""
             
 
     def push_liquidsoap(self, pkey, schedule, playlists):
@@ -190,7 +190,7 @@ class PypoPush(Thread):
             tn.write("exit\n")
             logger.debug(tn.read_all())
 
-            self.liquidsoap_state_play = True
+            #self.liquidsoap_state_play = True
 
             status = 1
         except Exception, e: