user/dev discussion of public-inbox itself
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7e8496d7ab9c59c4a55670860d2255b02e7d7289 blob 1468 bytes (raw)

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# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>

# For retrieving attachments from messages in the WWW interface
package PublicInbox::WwwAttach; # internal package
use strict;
use warnings;
use bytes (); # only for bytes::length
use PublicInbox::EmlContentFoo qw(parse_content_type);
use PublicInbox::Eml;

sub get_attach_i { # ->each_part callback
	my ($part, $depth, $idx) = @{$_[0]};
	my $res = $_[1];
	return if $idx ne $res->[3]; # [0-9]+(?:\.[0-9]+)+
	$res->[0] = 200;
	my $ct = $part->content_type;
	$ct = parse_content_type($ct) if $ct;

	if ($ct && (($ct->{type} || '') eq 'text')) {
		# display all text as text/plain:
		my $cset = $ct->{attributes}->{charset};
		if ($cset && ($cset =~ /\A[a-zA-Z0-9_\-]+\z/)) {
			$res->[1]->[1] .= qq(; charset=$cset);
		}
	} else { # TODO: allow user to configure safe types
		$res->[1]->[1] = 'application/octet-stream';
	}
	$part = $part->body;
	push @{$res->[1]}, 'Content-Length', bytes::length($part);
	$res->[2]->[0] = $part;
}

# /$LISTNAME/$MESSAGE_ID/$IDX-$FILENAME
sub get_attach ($$$) {
	my ($ctx, $idx, $fn) = @_;
	my $res = [ 404, [ 'Content-Type', 'text/plain' ], [ "Not found\n" ] ];
	my $mime = $ctx->{-inbox}->msg_by_mid($ctx->{mid}) or return $res;
	$mime = PublicInbox::Eml->new($mime);
	$res->[3] = $idx;
	$mime->each_part(\&get_attach_i, $res, 1);
	pop @$res; # cleanup before letting PSGI server see it
	$res
}

1;
debug log:

solving 7e8496d7a ...
found 7e8496d7a in public-inbox.git

user/dev discussion of public-inbox itself

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://public-inbox.org/meta
	git clone --mirror http://czquwvybam4bgbro.onion/meta
	git clone --mirror http://hjrcffqmbrq6wope.onion/meta
	git clone --mirror http://ou63pmih66umazou.onion/meta

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V1 meta meta/ https://public-inbox.org/meta \
		meta@public-inbox.org
	public-inbox-index meta

Example config snippet for mirrors.
Newsgroups are available over NNTP:
	nntp://news.public-inbox.org/inbox.comp.mail.public-inbox.meta
	nntp://7fh6tueqddpjyxjmgtdiueylzoqt6pt7hec3pukyptlmohoowvhde4yd.onion/inbox.comp.mail.public-inbox.meta
	nntp://ie5yzdi7fg72h7s4sdcztq5evakq23rdt33mfyfcddc5u3ndnw24ogqd.onion/inbox.comp.mail.public-inbox.meta
	nntp://4uok3hntl7oi7b4uf4rtfwefqeexfzil2w6kgk2jn5z2f764irre7byd.onion/inbox.comp.mail.public-inbox.meta
	nntp://news.gmane.io/gmane.mail.public-inbox.general
 note: .onion URLs require Tor: https://www.torproject.org/

code repositories for project(s) associated with this inbox:

	https://80x24.org/public-inbox.git

AGPL code for this site: git clone https://public-inbox.org/public-inbox.git