# HG changeset patch
# User da-intersect
# Date 1365664075 14400
# Node ID 3f8437f27705e3489ef5444437b6e0580c3da685
# Parent  1e7e7436ee95021fb7a9f21f80dd7da50434ae96
Uploaded

diff -r 1e7e7436ee95 -r 3f8437f27705 tar.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tar.py	Thu Apr 11 03:07:55 2013 -0400
@@ -0,0 +1,30 @@
+from galaxy.datatypes import data
+from galaxy.datatypes.metadata import MetadataElement
+from galaxy.datatypes.binary import Binary
+from galaxy.datatypes import metadata
+from galaxy.datatypes.sniff import *
+import tarfile
+
+class Tar( Binary ):
+	"""Class describing a BAM binary file"""
+	file_ext = "tar"
+	def sniff( self, filename ):
+		try:
+			if tarfile.is_tarfile(filename):
+				return True
+		except:
+			return False
+
+	def set_peek( self, dataset, is_multi_byte=False ):
+		if not dataset.dataset.purged:
+			dataset.peek  = "Tar file"
+			dataset.blurb = data.nice_size( dataset.get_size() )
+		else:
+			dataset.peek = 'file does not exist'
+			dataset.blurb = 'file purged from disk'
+
+	def display_peek( self, dataset ):
+		try:
+			return dataset.peek
+		except:
+			return "Tar file" 
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