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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;
$| = 1;
use FindBin qw($RealBin);
use lib ("$RealBin/../../..", "$RealBin/../../../lib", "$RealBin/../../../local/lib/perl5");
use Bugzilla;
BEGIN { Bugzilla->extensions() }
use Bugzilla::Bug;
use Bugzilla::Constants;
use Bugzilla::Group;
use Bugzilla::User;
Bugzilla->usage_mode(USAGE_MODE_CMDLINE);
print <<EOF;
This script migrates mentors from the whiteboard to BMO's bug_mentor field.
The mentor needs to be in the form of [mentor=UUU].
It's safe to run this script multiple times, or to cancel this script while
running.
Press <Return> to start, or Ctrl+C to cancel..
EOF
<>;
# we need to be logged in to do user searching and update bugs
my $nobody = Bugzilla::User->check({ name => 'nobody@mozilla.org' });
$nobody->{groups} = [ Bugzilla::Group->get_all ];
Bugzilla->set_user($nobody);
my $mentor_field = Bugzilla::Field->check({ name => 'bug_mentor' });
my $dbh = Bugzilla->dbh;
# fix broken migration
my $sth = $dbh->prepare("
SELECT id, bug_id, bug_when, removed, added
FROM bugs_activity
WHERE fieldid = ?
ORDER BY bug_id,bug_when,removed
");
$sth->execute($mentor_field->id);
my %pair;
while (my $row = $sth->fetchrow_hashref) {
if ($row->{added} && $row->{removed}) {
%pair = ();
next;
}
if ($row->{added}) {
$pair{bug_id} = $row->{bug_id};
$pair{bug_when} = $row->{bug_when};
$pair{who} = $row->{added};
next;
}
if (!$pair{bug_id}) {
next;
}
if ($row->{removed}) {
if ($row->{bug_id} == $pair{bug_id}
&& $row->{bug_when} eq $pair{bug_when}
&& $row->{removed} eq $pair{who})
{
print "Fixing mentor on bug $row->{bug_id}\n";
my $user = Bugzilla::User->check({ name => $row->{removed} });
$dbh->bz_start_transaction;
$dbh->do(
"DELETE FROM bugs_activity WHERE id = ?",
undef,
$row->{id}
);
my ($exists) = $dbh->selectrow_array(
"SELECT 1 FROM bug_mentors WHERE bug_id = ? AND user_id = ?",
undef,
$row->{bug_id}, $user->id
);
if (!$exists) {
$dbh->do(
"INSERT INTO bug_mentors (bug_id, user_id) VALUES (?, ?)",
undef,
$row->{bug_id}, $user->id,
);
}
$dbh->bz_commit_transaction;
%pair = ();
}
}
}
# migrate remaining bugs
my $bug_ids = $dbh->selectcol_arrayref("
SELECT bug_id
FROM bugs
WHERE status_whiteboard LIKE '%[mentor=%'
AND resolution=''
ORDER BY bug_id
");
print "Bugs found: " . scalar(@$bug_ids) . "\n";
my $bugs = Bugzilla::Bug->new_from_list($bug_ids);
foreach my $bug (@$bugs) {
my $whiteboard = $bug->status_whiteboard;
my $orig_whiteboard = $whiteboard;
my ($mentors, $errors) = extract_mentors($whiteboard);
printf "%7s %s\n", $bug->id, $whiteboard;
foreach my $error (@$errors) {
print " $error\n";
}
foreach my $user (@$mentors) {
print " Mentor: " . $user->identity . "\n";
}
next if @$errors;
$whiteboard =~ s/\[mentor=[^\]]+\]//g;
my $migrated = $dbh->selectcol_arrayref(
"SELECT user_id FROM bug_mentors WHERE bug_id = ?",
undef,
$bug->id
);
if (@$migrated) {
foreach my $migrated_id (@$migrated) {
$mentors = [
grep { $_->id != $migrated_id }
@$mentors
];
}
if (!@$mentors) {
print " mentor(s) already migrated\n";
next;
}
}
my $delta_ts = $dbh->selectrow_array('SELECT LOCALTIMESTAMP(0)');
$dbh->bz_start_transaction;
$dbh->do(
"UPDATE bugs SET status_whiteboard=? WHERE bug_id=?",
undef,
$whiteboard, $bug->id
);
Bugzilla::Bug::LogActivityEntry(
$bug->id,
'status_whiteboard',
$orig_whiteboard,
$whiteboard,
$nobody->id,
$delta_ts,
);
foreach my $mentor (@$mentors) {
$dbh->do(
"INSERT INTO bug_mentors (bug_id, user_id) VALUES (?, ?)",
undef,
$bug->id, $mentor->id,
);
Bugzilla::Bug::LogActivityEntry(
$bug->id,
'bug_mentor',
'',
$mentor->login,
$nobody->id,
$delta_ts,
);
}
$dbh->do(
"UPDATE bugs SET lastdiffed = delta_ts WHERE bug_id = ?",
undef,
$bug->id,
);
$dbh->bz_commit_transaction;
}
sub extract_mentors {
my ($whiteboard) = @_;
my (@mentors, @errors);
my $logout = 0;
while ($whiteboard =~ /\[mentor=([^\]]+)\]/g) {
my $mentor_string = $1;
$mentor_string =~ s/(^\s+|\s+$)//g;
if ($mentor_string =~ /\@/) {
# assume it's a full username if it contains an @
my $user = Bugzilla::User->new({ name => $mentor_string });
if (!$user) {
push @errors, "'$mentor_string' failed to match any users";
} else {
push @mentors, $user;
}
} else {
# otherwise assume it's a : prefixed nick
$mentor_string =~ s/^://;
my $matches = find_users(":$mentor_string");
if (!@$matches) {
$matches = find_users($mentor_string);
}
if (!$matches || !@$matches) {
push @errors, "'$mentor_string' failed to match any users";
} elsif (scalar(@$matches) > 1) {
push @errors, "'$mentor_string' matches more than one user: " .
join(', ', map { $_->identity } @$matches);
} else {
push @mentors, $matches->[0];
}
}
}
return (\@mentors, \@errors);
}
sub find_users {
my ($query) = @_;
my $matches = Bugzilla::User::match("*$query*", 2);
return [
grep { $_->name =~ /:?\Q$query\E\b/i }
@$matches
];
}
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