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#!/usr/bin/perl
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
#
# This Source Code Form is "Incompatible With Secondary Licenses", as
# defined by the Mozilla Public License, v. 2.0.
use 5.10.1;
use strict;
use warnings;
use lib qw(. lib local/lib/perl5);
use Bugzilla;
use Bugzilla::User;
use Bugzilla::Constants;
use Getopt::Long qw( :config gnu_getopt );
use Pod::Usage;
# Load extensions for monkeypatched $user->clear_last_statistics_ts()
BEGIN { Bugzilla->extensions(); }
Bugzilla->usage_mode(USAGE_MODE_CMDLINE);
my ($from, $to);
GetOptions("from|f=s" => \$from, "to|t=s" => \$to,);
pod2usage(1) unless defined $from && defined $to;
my $dbh = Bugzilla->dbh;
my $timestamp = $dbh->selectrow_array('SELECT LOCALTIMESTAMP(0)');
my $field = Bugzilla::Field->check({name => 'assigned_to', cache => 1});
my $from_user = Bugzilla::User->check({name => $from, cache => 1});
my $to_user = Bugzilla::User->check({name => $to, cache => 1});
my $bugs = $dbh->selectcol_arrayref(
q{SELECT bug_id
FROM bugs
LEFT JOIN bug_status
ON bug_status.value = bugs.bug_status
WHERE bug_status.is_open = 1
AND bugs.assigned_to = ?}, undef,
$from_user->id
);
my $bug_count = @$bugs;
if ($bug_count == 0) {
warn "There are no bugs to move.\n";
exit 1;
}
print STDERR <<EOF;
About to move $bug_count bugs from $from to $to.
Press <Ctrl-C> to stop or <Enter> to continue...
EOF
getc();
$dbh->bz_start_transaction;
foreach my $bug_id (@$bugs) {
warn "Updating bug $bug_id\n";
$dbh->do(
q{INSERT INTO bugs_activity(bug_id, who, bug_when, fieldid, removed, added)
VALUES (?, ?, ?, ?, ?, ?)}, undef, $bug_id, $to_user->id,
$timestamp, $field->id, $from_user->login, $to_user->login
);
$dbh->do(
q{UPDATE bugs SET assigned_to = ?, delta_ts = ?, lastdiffed = ? WHERE bug_id = ?},
undef, $to_user->id, $timestamp, $timestamp, $bug_id
);
}
$from_user->clear_last_statistics_ts();
$to_user->clear_last_statistics_ts();
$dbh->bz_commit_transaction;
# It's complex to determine which items now need to be flushed from memcached.
# As this is expected to be a rare event, we just flush the entire cache.
Bugzilla->memcached->clear_all();
__END__
=head1 NAME
reassign-open-bugs.pl - reassign all open bugs from one user to another.
=head1 SYNOPSIS
reassign-open-bugs.pl --from general@js.bugs --to nobody@mozilla.org
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