From e54bec19b0a5e29df79b35d0f90574e22db538da Mon Sep 17 00:00:00 2001
From: Sebastian Pipping <sebastian@pipping.org>
Date: Mon, 4 Jan 2010 05:47:18 +0100
Subject: Add reading of format/subpath/category from repositories.xml format

---
 layman/overlays/cvs.py |  9 ++++++---
 layman/overlays/tar.py | 40 +++++++++++++++++++++++++++-------------
 2 files changed, 33 insertions(+), 16 deletions(-)

diff --git a/layman/overlays/cvs.py b/layman/overlays/cvs.py
index d2bf5d3..5c8d376 100644
--- a/layman/overlays/cvs.py
+++ b/layman/overlays/cvs.py
@@ -26,7 +26,7 @@ __version__ = "$Id$"
 
 import xml.etree.ElementTree as ET # Python 2.5
 
-from   layman.utils             import path
+from   layman.utils             import path, ensure_unicode
 from   layman.overlays.overlay  import Overlay
 
 #===============================================================================
@@ -45,8 +45,11 @@ class CvsOverlay(Overlay):
 
         Overlay.__init__(self, xml, config, ignore, quiet)
 
-        if 'subpath' in xml.attrib:
-            self.subpath = xml.attrib['subpath']
+        _subpath = xml.find('subpath')
+        if _subpath != None:
+            self.subpath = ensure_unicode(_subpath.text.strip())
+        elif 'subpath' in xml.attrib:
+            self.subpath = ensure_unicode(xml.attrib['subpath'])
         else:
             self.subpath = ''
 
diff --git a/layman/overlays/tar.py b/layman/overlays/tar.py
index 05b8581..2f9f862 100644
--- a/layman/overlays/tar.py
+++ b/layman/overlays/tar.py
@@ -27,7 +27,7 @@ __version__ = "$Id: tar.py 310 2007-04-09 16:30:40Z wrobel $"
 import os, os.path, sys, urllib2, shutil
 import xml.etree.ElementTree as ET # Python 2.5
 
-from   layman.utils             import path
+from   layman.utils             import path, ensure_unicode
 from   layman.overlays.overlay  import Overlay
 
 #===============================================================================
@@ -70,25 +70,30 @@ class TarOverlay(Overlay):
 
         Overlay.__init__(self, xml, config, ignore)
 
-        if 'format' in xml.attrib:
-            self.format = xml.attrib['format']
-        else:
-            self.format = ''
+        # Handle attribute format of old layman-global.txt format
+        # See _set_source() for repositories.xml variant
+        if not self.format and 'format' in xml.attrib:
+            self.format = ensure_unicode(xml.attrib['format'])
 
-        if 'subpath' in xml.attrib:
-            self.subpath = xml.attrib['subpath']
+        _subpath = xml.find('subpath')
+        if _subpath != None:
+            self.subpath = ensure_unicode(_subpath.text.strip())
+        elif 'subpath' in xml.attrib:
+            self.subpath = ensure_unicode(xml.attrib['subpath'])
         else:
             self.subpath = ''
 
-        if 'category' in xml.attrib:
-            if self.subpath:
-                raise Exception('Cannot use "category" and "subpath" at the same'
-                                ' time!')
-
-            self.category = xml.attrib['category']
+        _category = xml.find('category')
+        if _category != None:
+            self.category = ensure_unicode(_category.text.strip())
+        elif 'category' in xml.attrib:
+            self.category = ensure_unicode(xml.attrib['category'])
         else:
             self.category = ''
 
+        if self.subpath and self.category:
+            raise Exception('Cannot use "category" and "subpath" at the same time!')
+
     def __eq__(self, other):
         res = super(TarOverlay, self).__eq__(other) \
             and self.format == other.format \
@@ -99,6 +104,15 @@ class TarOverlay(Overlay):
     def __ne__(self, other):
         return not self.__eq__(other)
 
+    # overrider
+    def _set_source(self, source_elem):
+        # Handle attribute format of new repositories.xml format
+        if 'format' in source_elem.attrib:
+            self.format = ensure_unicode(source_elem.attrib['format'])
+        else:
+            self.format = ''
+        super(TarOverlay, self)._set_source(source_elem)
+
     # overrider
     def to_xml(self):
         repo = super(TarOverlay, self).to_xml()
-- 
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