X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FHval.pm;h=00b3c8b45946abff63461132bac7075307253b5b;hb=4eee5af6011cc8cdefb66c9729952c7eff5c0b0b;hp=46a839160c3f996e25eb4e0b91b4a1a82fdfabef;hpb=4da62f284003d75abe7cb35594414eb2224f42bc;p=public-inbox.git

diff --git a/lib/PublicInbox/Hval.pm b/lib/PublicInbox/Hval.pm
index 46a83916..00b3c8b4 100644
--- a/lib/PublicInbox/Hval.pm
+++ b/lib/PublicInbox/Hval.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2014-2020 all contributors <meta@public-inbox.org>
+# Copyright (C) 2014-2021 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 #
 # represents a header value in various forms.  Used for HTML generation
@@ -10,7 +10,8 @@ use Encode qw(find_encoding);
 use PublicInbox::MID qw/mid_clean mid_escape/;
 use base qw/Exporter/;
 our @EXPORT_OK = qw/ascii_html obfuscate_addrs to_filename src_escape
-		to_attr prurl mid_href/;
+		to_attr prurl mid_href fmt_ts ts2str/;
+use POSIX qw(strftime);
 my $enc_ascii = find_encoding('us-ascii');
 
 # safe-ish acceptable filename pattern for portability
@@ -33,7 +34,7 @@ my %escape_sequence = (
 	"\x7f" => '\\x7f', # DEL
 );
 
-my %xhtml_map = (
+our %xhtml_map = (
 	'"' => '&#34;',
 	'&' => '&#38;',
 	"'" => '&#39;',
@@ -81,25 +82,32 @@ sub obfuscate_addrs ($$;$) {
 	my $repl = $_[2] // '&#8226;';
 	my $re = $ibx->{-no_obfuscate_re}; # regex of domains
 	my $addrs = $ibx->{-no_obfuscate}; # { $address => 1 }
-	$_[1] =~ s/(([\w\.\+=\-]+)\@([\w\-]+\.[\w\.\-]+))/
-		my ($addr, $user, $domain) = ($1, $2, $3);
-		if ($addrs->{$addr} || ((defined $re && $domain =~ $re))) {
-			$addr;
+	$_[1] =~ s#(\S+)\@([\w\-]+\.[\w\.\-]+)#
+		my ($pfx, $domain) = ($1, $2);
+		if (index($pfx, '://') > 0 || $pfx !~ s/([\w\.\+=\-]+)\z//) {
+			"$pfx\@$domain";
 		} else {
-			$domain =~ s!([^\.]+)\.!$1$repl!;
-			$user . '@' . $domain
+			my $user = $1;
+			my $addr = "$user\@$domain";
+			if ($addrs->{$addr} || ((defined($re) &&
+						$domain =~ $re))) {
+				$pfx.$addr;
+			} else {
+				$domain =~ s!([^\.]+)\.!$1$repl!;
+				$pfx . $user . '@' . $domain
+			}
 		}
-		/sge;
+		#sge;
 }
 
 # like format_sanitized_subject in git.git pretty.c with '%f' format string
 sub to_filename ($) {
-	my ($s, undef) = split(/\n/, $_[0]);
+	my $s = (split(/\n/, $_[0]))[0] // return; # empty string => undef
 	$s =~ s/[^A-Za-z0-9_\.]+/-/g;
 	$s =~ tr/././s;
 	$s =~ s/[\.\-]+\z//;
 	$s =~ s/\A[\.\-]+//;
-	$s
+	$s eq '' ? undef : $s;
 }
 
 # convert a filename (or any string) to HTML attribute
@@ -123,4 +131,10 @@ sub to_attr ($) {
 	$first . $str;
 }
 
+# for the t= query parameter passed to overview DB
+sub ts2str ($) { strftime('%Y%m%d%H%M%S', gmtime($_[0])) };
+
+# human-friendly format
+sub fmt_ts ($) { strftime('%Y-%m-%d %k:%M', gmtime($_[0])) }
+
 1;