inbox: altid_map becomes a method

[public-inbox.git] / lib / PublicInbox / Inbox.pm

diff --git a/lib/PublicInbox/Inbox.pm b/lib/PublicInbox/Inbox.pm
index 07e8b5b754071de5c8264d9e95034469e45b1128..95ffd039fdb7390b359c66bd30be6080d280e7cc 100644 (file)
--- a/lib/PublicInbox/Inbox.pm
+++ b/lib/PublicInbox/Inbox.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2016-2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 #
 # Represents a public-inbox (which may have multiple mailing addresses)
@@ -125,9 +125,11 @@ sub new {
        bless $opts, $class;
 }
 
+sub version { $_[0]->{version} // 1 }
+
 sub git_epoch {
        my ($self, $epoch) = @_;
-       ($self->{version} || 1) == 2 or return;
+       $self->version == 2 or return;
        $self->{"$epoch.git"} ||= eval {
                my $git_dir = "$self->{inboxdir}/git/$epoch.git";
                my $g = PublicInbox::Git->new($git_dir);
@@ -141,7 +143,7 @@ sub git {
        my ($self) = @_;
        $self->{git} ||= eval {
                my $git_dir = $self->{inboxdir};
-               $git_dir .= '/all.git' if (($self->{version} || 1) == 2);
+               $git_dir .= '/all.git' if $self->version == 2;
                my $g = PublicInbox::Git->new($git_dir);
                $g->{-httpbackend_limiter} = $self->{-httpbackend_limiter};
                _cleanup_later($self);
@@ -151,8 +153,7 @@ sub git {
 
 sub max_git_epoch {
        my ($self) = @_;
-       my $v = $self->{version};
-       return unless defined($v) && $v == 2;
+       return if $self->version < 2;
        my $cur = $self->{-max_git_epoch};
        my $changed = git($self)->alternates_changed;
        if (!defined($cur) || $changed) {
@@ -178,7 +179,7 @@ sub mm {
                require PublicInbox::Msgmap;
                _cleanup_later($self);
                my $dir = $self->{inboxdir};
-               if (($self->{version} || 1) >= 2) {
+               if ($self->version >= 2) {
                        PublicInbox::Msgmap->new_file("$dir/msgmap.sqlite3");
                } else {
                        PublicInbox::Msgmap->new($dir);
@@ -218,25 +219,19 @@ sub try_cat {
 
 sub description {
        my ($self) = @_;
-       my $desc = $self->{description};
-       return $desc if defined $desc;
-       $desc = try_cat("$self->{inboxdir}/description");
-       local $/ = "\n";
-       chomp $desc;
-       $desc =~ s/\s+/ /smg;
-       $desc = '($INBOX_DIR/description missing)' if $desc eq '';
-       $self->{description} = $desc;
+       $self->{description} //= do {
+               my $desc = try_cat("$self->{inboxdir}/description");
+               local $/ = "\n";
+               chomp $desc;
+               $desc =~ s/\s+/ /smg;
+               $desc eq '' ? '($INBOX_DIR/description missing)' : $desc;
+       };
 }
 
 sub cloneurl {
        my ($self) = @_;
-       my $url = $self->{cloneurl};
-       return $url if $url;
-       $url = try_cat("$self->{inboxdir}/cloneurl");
-       my @url = split(/\s+/s, $url);
-       local $/ = "\n";
-       chomp @url;
-       $self->{cloneurl} = \@url;
+       $self->{cloneurl} //=
+               [ split(/\s+/s, try_cat("$self->{inboxdir}/cloneurl")) ];
 }
 
 sub base_url {
@@ -310,9 +305,9 @@ sub nntp_usable {
        $ret;
 }
 
+# for v1 users w/o SQLite only
 sub msg_by_path ($$;$) {
        my ($self, $path, $ref) = @_;
-       # TODO: allow other refs:
        my $str = git($self)->cat_file('HEAD:'.$path, $ref);
        $$str =~ s/\A[\r\n]*From [^\r\n]*\r?\n//s if $str;
        $str;
@@ -351,7 +346,7 @@ sub smsg_by_mid ($$) {
        # favor the Message-ID we used for the NNTP article number:
        defined(my $num = mid2num($self, $mid)) or return;
        my $smsg = $over->get_art($num) or return;
-       PublicInbox::SearchMsg::psgi_cull($smsg);
+       PublicInbox::Smsg::psgi_cull($smsg);
 }
 
 sub msg_by_mid ($$;$) {
@@ -381,4 +376,19 @@ sub modified {
        git($self)->modified; # v1
 }
 
+# returns prefix => pathname mapping
+# (pathname is NOT public, but prefix is used for Xapian queries)
+sub altid_map ($) {
+       my ($self) = @_;
+       $self->{-altid_map} //= eval {
+               require PublicInbox::AltId;
+               my $altid = $self->{altid} or return {};
+               my %h = map {;
+                       my $x = PublicInbox::AltId->new($self, $_);
+                       "$x->{prefix}" => $x->{filename}
+               } @$altid;
+               \%h;
+       } // {};
+}
+
 1;