CC-1799 : Live Studio Playout from media library (pytagsfs)

sending a file's metadata to airtime when it is modified

airtime_mvc/application/controllers/ApiController.php

@@ -10,6 +10,7 @@ class ApiController extends Zend_Controller_Action
         $context->addActionContext('version', 'json')
                     ->addActionContext('recorded-shows', 'json')
                     ->addActionContext('upload-recorded', 'json')
+                    ->addActionContext('reload-metadata', 'json')
                     ->initContext();
     }
 
@@ -328,6 +329,10 @@ class ApiController extends Zend_Controller_Action
         	print 'You are not allowed to access this resource.';
         	exit;
         }
+
+        $md = $this->_getParam('md');
+
+        $this->view->response = $md;
     }
 }
 

python_apps/api_clients/api_client.py

@@ -98,7 +98,7 @@ class ApiClientInterface:
     def upload_recorded_show(self):
         pass
 
-    def update_media_metadata(self):
+    def update_media_metadata(self, md):
         pass
         
     # Put here whatever tests you want to run to make sure your API is working
@@ -350,18 +350,20 @@ class AirTimeApiClient(ApiClientInterface):
         
         return response
 
-    def update_media_metadata(self):
+    def update_media_metadata(self, md):
         logger = logging.getLogger()
         response = None
         try:
-            url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["show_schedule_url"])
+            url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["update_media_url"])
-            #url = self.config["base_url"] + self.config["api_base"] + self.config["show_schedule_url"]
             logger.debug(url)
             url = url.replace("%%api_key%%", self.config["api_key"])
 
-            response = urllib.urlopen(url)
+            data = urllib.urlencode(md)
+            req = urllib2.Request(url, data)
+            response = urllib2.urlopen(req)
+           
             response = json.loads(response.read())
-            logger.info("shows %s", response)
+            logger.info("update media %s", response)
         
         except Exception, e:
             logger.error("Exception: %s", e)

python_apps/pytag-fs/MediaMonitor.cfg

@@ -19,5 +19,5 @@ api_base = 'api'
 # URL to get the version number of the server API
 version_url = 'version/api_key/%%api_key%%'
 
-# URL to get the schedule of shows set to record
+# URL to tell Airtime to update file's meta data
-show_schedule_url = 'recorded-shows/format/json/api_key/%%api_key%%'
+update_media_url = 'reload-metadata/format/json/api_key/%%api_key%%'

python_apps/pytag-fs/MediaMonitor.py

@@ -8,6 +8,7 @@ import time
 import datetime
 import os
 import sys
+from subprocess import Popen, PIPE, STDOUT
 
 from configobj import ConfigObj
 
@@ -36,7 +37,16 @@ mask = pyinotify.ALL_EVENTS
 wm = WatchManager()
 wdd = wm.add_watch('/srv/airtime/stor', mask, rec=True)
 
-class PTmp(ProcessEvent):
+class MediaMonitor(ProcessEvent):
+
+    def my_init(self):
+        """
+        Method automatically called from ProcessEvent.__init__(). Additional
+        keyworded arguments passed to ProcessEvent.__init__() are then
+        delegated to my_init().
+        """
+        self.api_client = api_client.api_client_factory(config)
+
     def process_IN_CREATE(self, event):
         if event.dir :
             global wm
@@ -47,7 +57,19 @@ class PTmp(ProcessEvent):
 
     def process_IN_MODIFY(self, event):
         if not event.dir :
-            print event.path            
+            p = Popen(["pytags", event.pathname], stdout=PIPE, stderr=STDOUT)
+            output = p.stdout.read().decode("utf-8").strip()
+            print output.split("\n")
+
+            md = {'filepath':event.pathname}
+
+            for tag in output.split("\n")[2:] :
+                key,value = tag.split("=")
+                md[key] = value
+
+            data = {'md': md}
+
+            response = self.api_client.update_media_metadata(data)
 
         print "%s: %s" %  (event.maskname, os.path.join(event.path, event.name))
 
@@ -59,7 +81,7 @@ if __name__ == '__main__':
     print 'Media Monitor'
 
     try:
-        notifier = Notifier(wm, PTmp(), read_freq=2, timeout=1)
+        notifier = Notifier(wm, MediaMonitor(), read_freq=2, timeout=1)
         notifier.coalesce_events()
         notifier.loop()
     except KeyboardInterrupt: