From a178066cf03f50a30e833eaeab5bd02aa9a95126 Mon Sep 17 00:00:00 2001
From: Lars Wirzenius <liw@liw.fi>
Date: Wed, 30 Jun 2010 15:12:50 +1200
Subject: Add script to sync music onto n900.

---
 sync-music-to-n900 | 116 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100755 sync-music-to-n900

diff --git a/sync-music-to-n900 b/sync-music-to-n900
new file mode 100755
index 0000000..9ca85bb
--- /dev/null
+++ b/sync-music-to-n900
@@ -0,0 +1,116 @@
+#!/usr/bin/python
+# Copyright 2010  Lars Wirzenius
+# 
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import os
+import re
+import shutil
+import sys
+import ttystatus
+
+
+def parse_playlist(filename):
+    pat = re.compile(r'^File\d+=(?P<filename>.*)$')
+    f = open(filename)
+    for line in f:
+        m = pat.match(line)
+        if m:
+            yield m.group('filename')
+    f.close()
+
+
+class Playlist(object):
+    
+    def __init__(self, filename):
+        self.media_filenames = list(parse_playlist(filename))
+        prefix = os.path.commonprefix(self.media_filenames)
+        i = prefix.rfind('/')
+        if i >= 0:
+            self.dirname = prefix[:i]
+            self.media_filenames = [x[i+1:] for x in self.media_filenames]
+        else:
+            self.dirname = '.'
+        self.dirname = os.path.join(os.path.dirname(filename), self.dirname)
+
+
+def identical(source, target):
+    source_st = os.lstat(source)
+    
+    try:
+        target_st = os.lstat(target)
+    except OSError:
+        return False
+    
+    return source_st.st_size == target_st.st_size
+
+
+def cleanup(pathname):
+    badchars = ':?*[]'
+    for c in badchars:
+        pathname = '_'.join(pathname.split(c))
+    return pathname
+
+
+def main():
+    ts = ttystatus.TerminalStatus()
+
+    target_dir = '/media/Nokia N900/music'
+
+    playlists = []
+    ts['done'] = 0
+    ts['total'] = 0
+    for filename in sys.argv[1:]:
+        playlist = Playlist(filename)
+        playlists.append(playlist)
+        for x in playlist.media_filenames:
+            xx = os.path.join(playlist.dirname, x)
+            ts['total'] += os.path.getsize(xx)
+    
+    ts.add(ttystatus.ElapsedTime())
+    ts.add(ttystatus.Literal(' '))
+    ts.add(ttystatus.RemainingTime('done', 'total'))
+    ts.add(ttystatus.Literal(' '))
+    ts.add(ttystatus.ByteSize('done'))
+    ts.add(ttystatus.Literal('/'))
+    ts.add(ttystatus.ByteSize('total'))
+    ts.add(ttystatus.Literal(' '))
+    ts.add(ttystatus.ProgressBar('done', 'total'))
+
+    for playlist in playlists:
+        for relative_name in playlist.media_filenames:
+            source = os.path.join(playlist.dirname, relative_name)
+            target = os.path.join(target_dir, cleanup(relative_name))
+            if not identical(source, target):
+                x = os.path.dirname(target)
+                if not os.path.exists(x):
+                    os.makedirs(x)
+                source_f = open(source)
+                target_f = file(target, 'wb')
+                while True:
+                    data = source_f.read(4096)
+                    if not data:
+                        break
+                    target_f.write(data)
+                    ts['done'] += len(data)
+                source_f.close()
+                target_f.close()
+            else:
+                ts['done'] += os.path.getsize(source)
+
+    ts.finish()
+
+if __name__ == '__main__':
+    main()
-- 
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