From cbf8a2a65928694202e19b6bcf56ec84bcbf613c Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Sat, 8 Dec 2012 02:02:25 +0100
Subject: Reorganize source tree and files installation location, cleanup
 setup.py (Closes: #689409)

---
 MAT/audio.py | 100 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 MAT/audio.py

(limited to 'MAT/audio.py')

diff --git a/MAT/audio.py b/MAT/audio.py
new file mode 100644
index 0000000..ed849ee
--- /dev/null
+++ b/MAT/audio.py
@@ -0,0 +1,100 @@
+'''
+    Care about audio fileformat
+'''
+try:
+    from mutagen.flac import FLAC
+    from mutagen.oggvorbis import OggVorbis
+except ImportError:
+    pass
+
+
+import parser
+import shutil
+
+
+class MpegAudioStripper(parser.GenericParser):
+    '''
+        Represent mpeg audio file (mp3, ...)
+    '''
+    def _should_remove(self, field):
+        if field.name in ("id3v1", "id3v2"):
+            return True
+        else:
+            return False
+
+
+class OggStripper(parser.GenericParser):
+    '''
+        Represent an ogg vorbis file
+    '''
+    def remove_all(self):
+        if self.backup is True:
+            shutil.copy2(self.filename, self.output)
+            self.filename = self.output
+
+        mfile = OggVorbis(self.filename)
+        mfile.delete()
+        mfile.save()
+        return True
+
+    def is_clean(self):
+        '''
+            Check if the "metadata" block is present in the file
+        '''
+        mfile = OggVorbis(self.filename)
+        if mfile.tags == []:
+            return True
+        else:
+            return False
+
+    def get_meta(self):
+        '''
+            Return the content of the metadata block if present
+        '''
+        metadata = {}
+        mfile = OggVorbis(self.filename)
+        for key, value in mfile.tags:
+            metadata[key] = value
+        return metadata
+
+
+class FlacStripper(parser.GenericParser):
+    '''
+        Represent a Flac audio file
+    '''
+    def remove_all(self):
+        '''
+            Remove the "metadata" block from the file
+        '''
+        if self.backup is True:
+            shutil.copy2(self.filename, self.output)
+            self.filename = self.output
+
+        mfile = FLAC(self.filename)
+        mfile.delete()
+        mfile.clear_pictures()
+        mfile.save()
+        return True
+
+    def is_clean(self):
+        '''
+            Check if the "metadata" block is present in the file
+        '''
+        mfile = FLAC(self.filename)
+        if mfile.tags is None and mfile.pictures == []:
+            return True
+        else:
+            return False
+
+    def get_meta(self):
+        '''
+            Return the content of the metadata block if present
+        '''
+        metadata = {}
+        mfile = FLAC(self.filename)
+        if mfile.tags is not None:
+            if mfile.pictures != []:
+                metadata['picture :'] = 'yes'
+            for key, value in mfile.tags:
+                metadata[key] = value
+        return metadata
-- 
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