Initial attempt at inflating files

1 files changed, 39 insertions, 0 deletions

diff --git a/fusearchive.py b/fusearchive.py
index 032f0e9..86297f5 100755
--- a/fusearchive.py
+++ b/fusearchive.py
@@ -40,6 +40,45 @@ def flag2mode(flags):
 def inflate( src, dest ):
     print "inflate!"
 
+    out = open( dest, "w" )
+
+    print "Unpickling: " + src
+    # TODO: return an IO error if inflating fails
+    inp = open( src, "r" )
+    magic = pickle.load( inp )
+    inp.close()
+    print "Got data: " + str( magic )
+
+    #pdb.set_trace()
+
+    # Now unserialize the chunks back in to a file
+    for key in magic[ 'data' ]:
+        ( hash, seq ) = key
+
+        chars = list( hash )
+        print chars
+
+        # Todo: make a digest -> path function to share with deflate
+        hexdigest = ''.join( [ "%02x" % ord( x ) for x in chars ] );
+        subparts = [ "%02x" % ord( x ) for x in chars[ :magic_depth ] ]
+        subpath = '/'.join( subparts );
+        print "Subpath: " + subpath
+
+        subpath += "/" + hexdigest + "_" + str( seq );
+
+        print "Chunk path: " + subpath
+
+        if os.path.exists( "./storage/" + subpath ):
+            print "Exporting chunk"
+            readchunk = open( "./storage/" + subpath )
+            out.write( readchunk.read() )
+            readchunk.close()
+        else:
+            raise IOError
+
+    print "File inflated"
+    out.close()
+
 # TODO: deflate only if the file has been modified
 
 # Deflate a file, src is the unpacked file, dest is where we want to pack