syncpackage: Looks like we can't expect exactly one DSD record for every

source package (LP: #846890)

debian/changelog

@@ -1,9 +1,14 @@
 ubuntu-dev-tools (0.132) UNRELEASED; urgency=low
 
+  [ Benjamin Drung ]
   * sponsor-patch:
     - Refactor code.
     - Support sync requests and make ack-sync obsolete (LP: #764763).
 
+  [ Stefano Rivera ]
+  * syncpackage: Looks like we can't expect exactly one DSD record for every
+    source package (LP: #846890)
+
  -- Benjamin Drung <bdrung@debian.org>  Sat, 10 Sep 2011 19:58:38 +0200
 
 ubuntu-dev-tools (0.131) unstable; urgency=low

syncpackage

@@ -414,11 +414,12 @@ def is_blacklisted(query):
     comments = [c.body_text + u' -- ' + c.comment_author.name
                 for c in lp_comments]
 
-    diff = series.getDifferencesTo(source_package_name_filter=query)[0]
-    if diff.status == 'Blacklisted current version':
-        blacklisted = 'CURRENT'
-    if diff.status == 'Blacklisted always':
-        blacklisted = 'ALWAYS'
+    for diff in series.getDifferencesTo(source_package_name_filter=query):
+        if (diff.status == 'Blacklisted current version'
+                and blacklisted != 'ALWAYS'):
+            blacklisted = 'CURRENT'
+        if diff.status == 'Blacklisted always':
+            blacklisted = 'ALWAYS'
 
     # Old blacklist:
     url = 'http://people.canonical.com/~ubuntu-archive/sync-blacklist.txt'