- Add the ability to return source/package mapping

[debbugs.git] / Debbugs / Packages.pm

diff --git a/Debbugs/Packages.pm b/Debbugs/Packages.pm
index 7103fc10daf9fefd1afaa7e2918f57267ae7300d..b129c8e1a1b7d6e51d8c841e80a10bfb87ce313d 100644 (file)
--- a/Debbugs/Packages.pm
+++ b/Debbugs/Packages.pm
@@ -122,10 +122,15 @@ sub getsrcpkgs {
 =item binarytosource
 
 Returns a reference to the source package name and version pair
-corresponding to a given binary package name, version, and architecture. If
-undef is passed as the architecture, returns a list of references to all
-possible pairs of source package names and versions for all architectures,
-with any duplicates removed.
+corresponding to a given binary package name, version, and architecture.
+
+If undef is passed as the architecture, returns a list of references
+to all possible pairs of source package names and versions for all
+architectures, with any duplicates removed.
+
+If the binary version is not passed either, returns a list of possible
+source package names for all architectures at all versions, with any
+duplicates removed.
 
 =cut
 
@@ -146,7 +151,18 @@ sub binarytosource {
     my $binary = $_binarytosource{$binname};
     return () unless defined $binary;
     my %binary = %{$binary};
-    if (exists $binary{$binver}) {
+    if (not defined $binver) {
+        my %uniq;
+        for my $ver (keys %binary) {
+             for my $ar (keys %{$binary{$binver}}) {
+                  my $src = $binary{$binver}{$ar};
+                  next unless defined $src;
+                  $uniq{$src->[0]} = 1;
+             }
+        }
+        return keys %uniq;
+    }
+    elsif (exists $binary{$binver}) {
         if (defined $binarch) {
              my $src = $binary{$binver}{$binarch};
              return () unless defined $src; # not on this arch
@@ -232,10 +248,10 @@ sub getversions {
 
 =head2 get_versions
 
-     get_version(package=>'foopkg',
-                 dist => 'unstable',
-                 arch => 'i386',
-                );
+     get_versions(package=>'foopkg',
+                  dist => 'unstable',
+                  arch => 'i386',
+                 );
 
 Returns a list of the versions of package in the distributions and
 architectures listed. This routine only returns unique values.
@@ -259,8 +275,15 @@ not passed. [Used for finding the versions of binary packages only.]
 Defaults to 0, which does not discard the source architecture. (This
 may change in the future, so if you care, please code accordingly.)
 
+=item return_archs -- returns a version=>[archs] hash indicating which
+architectures are at which versions.
+
 =back
 
+When called in scalar context, this function will return hashrefs or
+arrayrefs as appropriate, in list context, it will return paired lists
+or unpaired lists as appropriate.
+
 =cut
 
 our %_versions;
@@ -285,6 +308,9 @@ sub get_versions{
                                           no_source_arch => {type => BOOLEAN,
                                                              default => 0,
                                                             },
+                                          return_archs => {type => BOOLEAN,
+                                                           default => 0,
+                                                          },
                                          },
                               );
      my $versions;
@@ -328,16 +354,16 @@ sub get_versions{
                              $versions{$f_ver} = max($versions{$f_ver}||0,$version->{$dist}{$arch}{$ver});
                         }
                         else {
-                             $versions{$f_ver} = 1;
+                             push @{$versions{$f_ver}},$arch;
                         }
                    }
               }
          }
      }
-     if ($param{time}) {
-         return %versions
+     if ($param{time} or $param{return_archs}) {
+         return wantarray?%versions :\%versions;
      }
-     return keys %versions;
+     return wantarray?keys %versions :[keys %versions];
 }