initial support for source package format 3.0 (quilt)

the changes aren't as pretty as i'd like them to be, but i don't want
to hold things up on mere aesthetic grounds and it seems to work anyway :)

1 files changed, 42 insertions, 23 deletions

diff --git a/patchtracker/Patch.py b/patchtracker/Patch.py
index 670f389..e19ad8c 100644
--- a/patchtracker/Patch.py
+++ b/patchtracker/Patch.py
@@ -2,6 +2,7 @@ import sys
 import os
 import errno
 from glob import glob
+import tarfile
 
 class Diffstat:
   def __init__(self, patch):
@@ -38,9 +39,35 @@ class Patch:
   def diffstat(self):
     return Diffstat(self)
 
-# XXX this entire __init__ stuff is way to ugly
-class PatchSeries (list):
+class GenericPatchSeries (list):
+  def blank(self):
+    self.names = []
+    self.style = "unknown"
+    self.patches = {}
+    self.patchargs = {}
+
+  # WTF am i doing this for, again?
+  def iterpatches(self):
+    for p in self.names:
+      yield (p, self.patches[p])
+
+  def __iter__(self):
+    return self.iterpatches()
+
+  def __getitem__(self, y):
+    return self.patches[self.names[y]]
+
+  def __len__(self):
+    return len(self.names)
+
+  def fetch(self, name):
+    return self.patches[name]
+
+  def __str__(self):
+    return "\n".join(self.names)
 
+# XXX this entire __init__ stuff is way to ugly
+class PatchSeries (GenericPatchSeries):
   def __init__(self, dir):
     fd = None
     self.blank()
@@ -110,27 +137,19 @@ class PatchSeries (list):
     for p in removelater:
       self.names.remove(p)
 
-  def blank(self):
-    self.names = []
-    self.style = "unknown"
-    self.patches = {}
-    self.patchargs = {}
-
-  def iterpatches(self):
-    for p in self.names:
-      yield (p, self.patches[p])
-
-  def __getitem__(self, y):
-    return self.patches[self.names[y]]
-
-  def __len__(self):
-    return len(self.names)
-
-  def fetch(self, name):
-    return self.patches[name]
-
-  def __str__(self):
-    return "\n".join(self.names)
+class Quilt30PatchSeries (GenericPatchSeries):
+  def __init__(self, tarBall):
+    self.blank()
+    self.style = "quilt (3.0)"
+    self.tarfh = tarfile.open(tarBall, 'r:*')
+    try:
+      series_fh = self.tarfh.extractfile("debian/patches/debian.series")
+    except KeyError:
+      series_fh = self.tarfh.extractfile("debian/patches/series")
+    self.names = ["debian/patches/"+fn.strip() for fn in series_fh.readlines()]
+    # XXX to lazy eval this might be better
+    for name in self.names:
+      self.patches[name] = Patch(self.tarfh.extractfile(name))
 
 if __name__ == "__main__":
   print "Patch.py testing"