[patch] repoman's utilities.py patch to implement GLEP 56

repoman-utilities-glep-56.py.patch (text/plain), 1.30 KB, created by Doug Goldstein (RETIRED) on 2008-07-11 21:42:03 UTC

--- /usr/lib/portage/pym/repoman/utilities.py.old	2008-06-20 09:10:06.000000000 -0400
+++ /usr/lib/portage/pym/repoman/utilities.py	2008-07-11 17:34:09.000000000 -0400
@@ -12,6 +12,8 @@
 import os
 import sys
 
+from xml.dom import minidom
+from xml.dom import NotFoundErr
 from portage import output
 from portage.output import red, green
 from portage import exception
@@ -109,6 +111,33 @@
 		usedict[pkg].add(flag)
 	return usedict
 
+def parse_metadata_use(mylines, uselist=None):
+	"""
+	Records are wrapped in XML as per GLEP 56
+	returns a dict of the form a list of flags"""
+	if uselist is None:
+		uselist = []
+	metadatadom = minidom.parse(mylines)
+
+	try:
+		usetag = metadatadom.getElementsByTagName("use")
+		if not usetag:
+			return uselist
+	except NotFoundErr:
+		return uselist
+
+	try:
+		flags = usetag[0].getElementsByTagName("flag")
+	except NotFoundErr:
+		raise exception,ParseError("metadata.xml: Malformed input: missing 'flag' tag(s)")
+	for flag in flags:
+		pkg_flag = flag.getAttribute("name")
+		if pkg_flag is "":
+			raise exception,ParseError("metadata.xml: Malformed input: missing 'name' attribute for 'flag' tag")
+		uselist.append(pkg_flag)
+	metadatadom.unlink()
+	return uselist
+
 
 def FindPackagesToScan(settings, startdir, reposplit):
 	""" Try to find packages that need to be scanned