mm2: added back metadata handling. Added new "Enterprise Metadata

Framework"

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

@@ -0,0 +1,103 @@
+# -*- coding: utf-8 -*-
+import media.monitor.process as md
+from os.path import normpath
+from media.monitor.pure import format_length, file_md5
+
+with md.metadata('MDATA_KEY_DURATION') as t:
+    t.default(u'0.0')
+    t.depends('length')
+    t.translate(lambda k: format_length(k['length']))
+
+with md.metadata('MDATA_KEY_MIME') as t:
+    t.default(u'')
+    t.depends('mime')
+    t.translate(lambda k: k['mime'].replace('-','/'))
+
+with md.metadata('MDATA_KEY_BITRATE') as t:
+    t.default(u'')
+    t.depends('bitrate')
+    t.translate(lambda k: k['bitrate'])
+
+with md.metadata('MDATA_KEY_SAMPLERATE') as t:
+    t.default(u'0')
+    t.depends('sample_rate')
+    t.translate(lambda k: k['sample_rate'])
+
+with md.metadata('MDATA_KEY_FTYPE'):
+    t.depends('ftype') # i don't think this field even exists
+    t.default(u'audioclip')
+    t.translate(lambda k: k['ftype']) # but just in case
+
+with md.metadata("MDATA_KEY_CREATOR") as t:
+    t.depends("artist")
+    # A little kludge to make sure that we have some value for when we parse
+    # MDATA_KEY_TITLE
+    t.default(u"")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_SOURCE") as t:
+    t.depends("album")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_GENRE") as t:
+    t.depends("genre")
+    t.max_length(64)
+
+with md.metadata("MDATA_KEY_MOOD") as t:
+    t.depends("mood")
+    t.max_length(64)
+
+with md.metadata("MDATA_KEY_TRACKNUMBER") as t:
+    t.depends("tracknumber")
+
+with md.metadata("MDATA_KEY_BPM") as t:
+    t.depends("bpm")
+    t.max_length(8)
+
+with md.metadata("MDATA_KEY_LABEL") as t:
+    t.depends("organization")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_COMPOSER") as t:
+    t.depends("composer")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_ENCODER") as t:
+    t.depends("encodedby")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_CONDUCTOR") as t:
+    t.depends("conductor")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_YEAR") as t:
+    t.depends("date")
+    t.max_length(16)
+
+with md.metadata("MDATA_KEY_URL") as t:
+    t.depends("website")
+
+with md.metadata("MDATA_KEY_ISRC") as t:
+    t.depends("isrc")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_COPYRIGHT") as t:
+    t.depends("copyright")
+    t.max_length(512)
+
+with md.metadata("MDATA_KEY_FILEPATH") as t:
+    t.depends('path')
+    t.translate(lambda k: normpath(k['path']))
+
+with md.metadata("MDATA_KEY_MD5") as t:
+    t.depends('path')
+    t.optional(False)
+    t.translate(lambda k: file_md5(k['path'], max_length=100))
+
+# MDATA_KEY_TITLE is the annoying special case
+with md.metadata('MDATA_KEY_TITLE') as t:
+    # Need to know MDATA_KEY_CREATOR to know if show was recorded. Value is
+    # defaulted to "" from definitions above
+    t.depends('title','MDATA_KEY_CREATOR')
+    t.max_length(512)
+