add 'license' tag, id3: WCOP

picard/formats/id3.py

@@ -88,6 +88,7 @@ class ID3File(File):
         'TMED': 'media',
         'TBPM': 'bpm',
         'WOAR': 'website',
+        'WCOP': 'license',
         'TSRC': 'isrc',
         'TENC': 'encodedby',
         'TCOP': 'copyright',
@@ -114,6 +115,7 @@ class ID3File(File):
         'Acoustid Fingerprint': 'acoustid_fingerprint',
         'Acoustid Id': 'acoustid_id',
         'SCRIPT': 'script',
+        'LICENSE': 'license',
         'ALBUMARTISTSORT': 'albumartistsort',
         'CATALOGNUMBER': 'catalognumber',
         'BARCODE': 'barcode',
@@ -284,7 +286,11 @@ class ID3File(File):
             elif name in self.__rtranslate:
                 frameid = self.__rtranslate[name]
                 if frameid.startswith('W'):
-                    tags.add(getattr(id3, frameid)(url=values[0]))
+                    # Only add WCOP if there is only one license, otherwise use TXXX:LICENSE
+                    if frameid == 'WCOP' and len(values) > 1:
+                        tags.add(id3.TXXX(encoding=encoding, desc=self.__rtranslate_freetext[name], text=values))
+                    else:
+                        tags.add(getattr(id3, frameid)(url=values[0]))
                 elif frameid.startswith('T'):
                     tags.add(getattr(id3, frameid)(encoding=encoding, text=values))
             elif name in self.__rtranslate_freetext:

picard/formats/mp4.py

@@ -89,6 +89,7 @@ class MP4File(File):
         "----:com.apple.iTunes:ISRC": "isrc",
         "----:com.apple.iTunes:MEDIA": "media",
         "----:com.apple.iTunes:LABEL": "label",
+        "----:com.apple.iTunes:LICENSE": "license",
         "----:com.apple.iTunes:CATALOGNUMBER": "catalognumber",
         "----:com.apple.iTunes:SUBTITLE": "subtitle",
         "----:com.apple.iTunes:DISCSUBTITLE": "discsubtitle",

picard/mbxml.py

@@ -109,6 +109,9 @@ def _relations_to_metadata(relation_lists, m, config):
                     match = AMAZON_ASIN_URL_REGEX.match(url)
                     if match is not None and 'asin' not in m:
                         m['asin'] = match.group(2)
+                if relation.type == 'license':
+                    url = relation.target[0].text
+                    m.add('license', url)
 
 
 def _translate_artist_node(node, config=None):

picard/util/tags.py

@@ -39,6 +39,7 @@ tag_names = {
     'mood': N_('Mood'),
     'bpm': N_('BPM'),
     'copyright': N_('Copyright'),
+    'license': N_('License'),
     'composer': N_('Composer'),
     'conductor': N_('Conductor'),
     'lyricist': N_('Lyricist'),