* [PATCH] filter: fix handling of bad attachments
@ 2015-10-15 18:32 Eric Wong
0 siblings, 0 replies; only message in thread
From: Eric Wong @ 2015-10-15 18:32 UTC (permalink / raw)
To: meta
Improve error messages and use a better regexp for detecting
printable characters in attachments.
---
lib/PublicInbox/Filter.pm | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/lib/PublicInbox/Filter.pm b/lib/PublicInbox/Filter.pm
index 01052d0..82baa9b 100644
--- a/lib/PublicInbox/Filter.pm
+++ b/lib/PublicInbox/Filter.pm
@@ -151,7 +151,8 @@ sub strip_multipart {
if (recheck_type_ok($part)) {
push @keep, $part;
} elsif ($filter) {
- $filter->reject(TEXT_ONLY);
+ $filter->reject("Bad attachment: $part_type ".
+ TEXT_ONLY);
} else {
$rejected++;
}
@@ -162,8 +163,10 @@ sub strip_multipart {
if ($rejected == 0 && !@html) {
push @keep, $part;
}
+ } elsif ($filter) {
+ $filter->reject("unacceptable mime-type: $part_type ".
+ TEXT_ONLY);
} else {
- $filter->reject(TEXT_ONLY) if $filter;
# reject everything else, including non-PGP signatures
$rejected++;
}
@@ -232,8 +235,7 @@ sub replace_body {
sub recheck_type_ok {
my ($part) = @_;
my $s = $part->body;
- ((length($s) < 0x10000) &&
- ($s =~ /\A([\P{XPosixPrint}\f\n\r\t]+)\z/))
+ ((length($s) < 0x10000) && ($s =~ /\A([[:print:]\s]+)\z/s));
}
1;
--
EW
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