doc: add technical/whyperl

[public-inbox.git] / script / public-inbox-purge

diff --git a/script/public-inbox-purge b/script/public-inbox-purge
index dc7f89d951b27f737368527dc60b1dc767c45699..c9b69c3d938955065e0ebdcc435d913d54548153 100755 (executable)
--- a/script/public-inbox-purge
+++ b/script/public-inbox-purge
@@ -1,5 +1,5 @@
 #!/usr/bin/perl -w
-# 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>
 #
 # Used for purging messages entirely from a public-inbox.  Currently
@@ -9,52 +9,17 @@ use warnings;
 use Getopt::Long qw(:config gnu_getopt no_ignore_case auto_abbrev);
 use PublicInbox::AdminEdit;
 PublicInbox::Admin::check_require('-index');
-require PublicInbox::Filter::Base;
-require PublicInbox::MIME;
+use PublicInbox::Filter::Base qw(REJECT);
+use PublicInbox::MIME;
 require PublicInbox::V2Writable;
 
-{ no warnings 'once'; *REJECT = *PublicInbox::Filter::Base::REJECT }
-
 my $usage = "$0 [--all] [INBOX_DIRS] </path/to/message";
 my $opt = { verbose => 1, all => 0, -min_inbox_version => 2 };
 GetOptions($opt, @PublicInbox::AdminEdit::OPT) or
        die "bad command-line args\n$usage\n";
 
 my @ibxs = PublicInbox::Admin::resolve_inboxes(\@ARGV, $opt);
-
-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->{mainrepo}\n";
-
-       # $ibx->{search} is populated by $ibx->over call
-       my $xdir_ro = $ibx->{search}->xdir(1);
-       my $npart = 0;
-       foreach my $part (<$xdir_ro/*>) {
-               if (-d $part && $part =~ m!/[0-9]+\z!) {
-                       my $bytes = 0;
-                       $bytes += -s $_ foreach glob("$part/*");
-                       $npart++ if $bytes;
-               }
-       }
-       if ($npart) {
-               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';
-       }
-}
+PublicInbox::AdminEdit::check_editable(\@ibxs);
 
 my $data = do { local $/; scalar <STDIN> };
 $data =~ s/\A[\r\n]*From [^\r\n]*\r?\n//s;
@@ -78,12 +43,7 @@ foreach my $ibx (@ibxs) {
        $v2w->done;
 
        if ($opt->{verbose}) { # should we consider this machine-parseable?
-               print "$ibx->{mainrepo}:";
-               if (scalar @$commits) {
-                       print join("\n\t", '', @$commits), "\n";
-               } else {
-                       print " NONE\n";
-               }
+               PublicInbox::AdminEdit::show_rewrites(\*STDOUT, $ibx, $commits);
        }
        $n_purged += scalar @$commits;
 }