Merge branch 'devel' of dev.sourcefabric.org:airtime into devel

python_apps/media-monitor2/media/monitor/metadata.py

@@ -162,6 +162,8 @@ class Metadata(Loggable):
         # Finally, we "normalize" all the metadata here:
         self.__metadata = mmp.normalized_metadata(self.__metadata, fpath)
         # Now we must load the md5:
+        # TODO : perhaps we shouldn't hard code how many bytes we're reading
+        # from the file?
         self.__metadata['MDATA_KEY_MD5'] = mmp.file_md5(fpath,max_length=100)
 
     def is_recorded(self):

python_apps/media-monitor2/media/monitor/pure.py

@@ -163,11 +163,13 @@ def apply_rules_dict(d, rules):
     """
     Consumes a dictionary of rules that maps some keys to lambdas which it
     applies to every matching element in d and returns a new dictionary with
-    the rules applied
+    the rules applied. If a rule returns none then it's not applied
     """
     new_d = copy.deepcopy(d)
     for k, rule in rules.iteritems():
-        if k in d: new_d[k] = rule(d[k])
+        if k in d:
+            new_val = rule(d[k])
+            if new_val is not None: new_d[k] = new_val
     return new_d
 
 def default_to_f(dictionary, keys, default, condition):
@@ -183,10 +185,6 @@ def default_to(dictionary, keys, default):
     """
     cnd = lambda dictionary, key: key not in dictionary
     return default_to_f(dictionary, keys, default, cnd)
-    #new_d = copy.deepcopy(dictionary)
-    #for k in keys:
-        #if not (k in new_d): new_d[k] = default
-    #return new_d
 
 def remove_whitespace(dictionary):
     """
@@ -205,18 +203,18 @@ def remove_whitespace(dictionary):
 def parse_int(s):
     """
     Tries very hard to get some sort of integer result from s. Defaults to 0
-    when it failes
+    when it fails
     >>> parse_int("123")
     '123'
     >>> parse_int("123saf")
     '123'
     >>> parse_int("asdf")
-    ''
+    None
     """
     if s.isdigit(): return s
     else:
         try   : return str(reduce(op.add, takewhile(lambda x: x.isdigit(), s)))
-        except: return ''
+        except: return None
 
 def normalized_metadata(md, original_path):
     """
@@ -240,7 +238,8 @@ def normalized_metadata(md, original_path):
     new_md = apply_rules_dict(new_md, format_rules)
     new_md = default_to(dictionary=new_md, keys=['MDATA_KEY_TITLE'],
                         default=no_extension_basename(original_path))
-    new_md = default_to(dictionary=new_md, keys=path_md, default=u'')
+    new_md = default_to(dictionary=new_md, keys=['MDATA_KEY_CREATOR',
+        'MDATA_KEY_SOURCE'], default=u'')
     new_md = default_to(dictionary=new_md, keys=['MDATA_KEY_FTYPE'],
                         default=u'audioclip')
     # In the case where the creator is 'Airtime Show Recorder' we would like to

python_apps/media-monitor2/tests/test_pure.py

@@ -48,7 +48,7 @@ class TestMMP(unittest.TestCase):
         real_path1 = \
             u'/home/rudi/throwaway/fucking_around/watch/unknown/unknown/ACDC_-_Back_In_Black-sample-64kbps-64kbps.ogg'
         self.assertTrue( 'unknown' in og, True )
-        self.assertEqual( og, real_path1 )
+        self.assertEqual( og, real_path1 ) # TODO : fix this failure
         # for recorded it should be something like this
         # ./recorded/2012/07/2012-07-09-17-55-00-Untitled Show-256kbps.ogg
 
@@ -70,6 +70,6 @@ class TestMMP(unittest.TestCase):
     def test_parse_int(self):
         self.assertEqual( mmp.parse_int("123"), "123" )
         self.assertEqual( mmp.parse_int("123asf"), "123" )
-        self.assertEqual( mmp.parse_int("asdf"), "" )
+        self.assertEqual( mmp.parse_int("asdf"), None )
 
 if __name__ == '__main__': unittest.main()

python_apps/pypo/pypofetch.py

@@ -436,6 +436,9 @@ class PypoFetch(Thread):
                     media_item['dst'] = dst
                     media_item['file_ready'] = False
                     media_filtered[key] = media_item
+                elif media_item['type'] == 'stream':
+                    #flag to indicate whether the stream started prebuffering
+                    media_item['prebuffer_started'] = False
 
             self.media_prepare_queue.put(copy.copy(media_filtered))
         except Exception, e: self.logger.error("%s", e)

python_apps/pypo/pypopush.py

@@ -389,12 +389,17 @@ class PypoPush(Thread):
                 elif media_item['type'] == 'stream_buffer_start':
                     self.start_web_stream_buffer(media_item)
                 elif media_item['type'] == "stream":
+                    if not media_item['prebuffer_started']:
+                        #this is called if the stream wasn't scheduled sufficiently ahead of time
+                        #so that the prebuffering stage could take effect. Let's do the prebuffering now.
+                        self.start_web_stream_buffer(media_item)
                     self.start_web_stream(media_item)
                 elif media_item['type'] == "stream_end":
                     self.stop_web_stream(media_item)
         except Exception, e:
             self.logger.error('Pypo Push Exception: %s', e)
 
+
     def start_web_stream_buffer(self, media_item):
         try:
             self.telnet_lock.acquire()
@@ -410,6 +415,8 @@ class PypoPush(Thread):
 
             tn.write("exit\n")
             self.logger.debug(tn.read_all())
+
+            media_item['prebuffer_started'] = True
         except Exception, e:
             self.logger.error(str(e))
         finally:
@@ -425,6 +432,8 @@ class PypoPush(Thread):
             msg = 'streams.scheduled_play_start\n'
             tn.write(msg)
 
+
+
             msg = 'dynamic_source.output_start\n'
             self.logger.debug(msg)
             tn.write(msg)