-# Copyright (C) 2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2019-2020 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
# common stuff between -edit, -purge (and maybe -learn in the future)
use PublicInbox::Admin;
our @OPT = qw(all force|f verbose|v!);
+sub check_editable ($) {
+ my ($ibxs) = @_;
+
+ foreach my $ibx (@$ibxs) {
+ my $lvl = $ibx->{indexlevel};
+ if (defined $lvl) {
+ PublicInbox::Admin::indexlevel_ok_or_die($lvl);
+ next;
+ }
+
+ # Undefined indexlevel, so `full'...
+ # Search::Xapian exists and the DB can be read, at least, fine
+ $ibx->search and next;
+
+ # it's possible for a Xapian directory to exist,
+ # but Search::Xapian to go missing/broken.
+ # Make sure it's purged in that case:
+ $ibx->over or die "no over.sqlite3 in $ibx->{inboxdir}\n";
+
+ # $ibx->{search} is populated by $ibx->over call
+ my $xdir_ro = $ibx->{search}->xdir(1);
+ my $nshard = 0;
+ foreach my $shard (<$xdir_ro/*>) {
+ if (-d $shard && $shard =~ m!/[0-9]+\z!) {
+ my $bytes = 0;
+ $bytes += -s $_ foreach glob("$shard/*");
+ $nshard++ if $bytes;
+ }
+ }
+ if ($nshard) {
+ PublicInbox::Admin::require_or_die('-search');
+ } else {
+ # somebody could "rm -r" all the Xapian directories;
+ # let them purge the overview, at least
+ $ibx->{indexlevel} ||= 'basic';
+ }
+ }
+}
+
+# takes the output of V2Writable::purge and V2Writable::replace
+# $rewrites = [ array commits keyed by epoch ]
+sub show_rewrites ($$$) {
+ my ($fh, $ibx, $rewrites) = @_;
+ print $fh "$ibx->{inboxdir}:";
+ if (scalar @$rewrites) {
+ my $epoch = -1;
+ my @out = map {;
+ ++$epoch;
+ "$epoch.git: ".(defined($_) ? $_ : '(unchanged)')
+ } @$rewrites;
+ print $fh join("\n\t", '', @out), "\n";
+ } else {
+ print $fh " NONE\n";
+ }
+}
+
1;