switch to compatibility level 12

[debbugs.git] / Debbugs / MIME.pm

diff --git a/Debbugs/MIME.pm b/Debbugs/MIME.pm
index aae3b58d9b543329655433c20cda808333bf06c1..fec3b6e2dc4e1dd43d8d31c020c27343407d0e30 100644 (file)
--- a/Debbugs/MIME.pm
+++ b/Debbugs/MIME.pm
@@ -32,7 +32,7 @@ None known.
 use warnings;
 use strict;
 
-use base qw(Exporter);
+use Exporter qw(import);
 use vars qw($DEBUG $VERSION @EXPORT_OK %EXPORT_TAGS @EXPORT);
 
 BEGIN {
@@ -41,7 +41,9 @@ BEGIN {
 
     @EXPORT = ();
 
-    %EXPORT_TAGS = (mime => [qw(parse create_mime_message getmailbody)],
+    %EXPORT_TAGS = (mime => [qw(parse create_mime_message getmailbody),
+                            qw(parse_to_mime_entity),
+                           ],
                    rfc1522 => [qw(decode_rfc1522 encode_rfc1522)],
                   );
     @EXPORT_OK=();
@@ -54,7 +56,7 @@ use File::Temp qw(tempdir);
 use MIME::Parser;
 
 use POSIX qw(strftime);
-use List::MoreUtils qw(apply);
+use List::AllUtils qw(apply);
 
 # for convert_to_utf8
 use Debbugs::UTF8 qw(convert_to_utf8);
@@ -88,6 +90,43 @@ sub getmailbody
     return undef;
 }
 
+=head2 parse_to_mime_entity
+
+     $entity = parse_to_mime_entity($record);
+
+Returns a MIME::Entity from a record (from Debbugs::Log), a filehandle, or a
+scalar mail message. Will die upon failure.
+
+Intermediate parsing results will be output under a temporary directory which
+should be cleaned up upon process exit.
+
+=cut
+
+sub parse_to_mime_entity {
+    my ($record) = @_;
+    my $parser = MIME::Parser->new();
+    my $entity;
+    # this will be cleaned up once we exit
+    my $tempdir = File::Temp->newdir();
+    $parser->output_dir($tempdir->dirname());
+    if (ref($record) eq 'HASH') {
+       if ($record->{inner_file}) {
+           $entity = $parser->parse($record->{fh}) or
+               die "Unable to parse entity";
+       } else {
+           $entity = $parser->parse_data($record->{text}) or
+               die "Unable to parse entity";
+       }
+    } elsif (ref($record)) {
+       $entity = $parser->parse($record) or
+           die "Unable to parse entity";
+    } else {
+       $entity = $parser->parse_data($record) or
+           die "Unable to parse entity";
+    }
+    return $entity;
+}
+
 sub parse
 {
     # header and decoded body respectively