summaryrefslogtreecommitdiffstats
path: root/Bugzilla/Bug.pm
blob: a6758d36fa36566194c62e72efa18758b587fade (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
# -*- Mode: perl; indent-tabs-mode: nil -*-
#
# The contents of this file are subject to the Mozilla Public
# License Version 1.1 (the "License"); you may not use this file
# except in compliance with the License. You may obtain a copy of
# the License at http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS
# IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
# implied. See the License for the specific language governing
# rights and limitations under the License.
#
# The Original Code is the Bugzilla Bug Tracking System.
#
# The Initial Developer of the Original Code is Netscape Communications
# Corporation. Portions created by Netscape are
# Copyright (C) 1998 Netscape Communications Corporation. All
# Rights Reserved.
#
# Contributor(s): Dawn Endico    <endico@mozilla.org>
#                 Terry Weissman <terry@mozilla.org>
#                 Chris Yeh      <cyeh@bluemartini.com>
#                 Bradley Baetz  <bbaetz@acm.org>
#                 Dave Miller    <justdave@bugzilla.org>

package Bugzilla::Bug;

use strict;

use vars qw($legal_keywords @legal_platform
            @legal_priority @legal_severity @legal_opsys @legal_bugs_status
            @settable_resolution %components %versions %target_milestone
            @enterable_products %milestoneurl %prodmaxvotes);

use CGI::Carp qw(fatalsToBrowser);

use Bugzilla;
use Bugzilla::Attachment;
use Bugzilla::Config;
use Bugzilla::Constants;
use Bugzilla::Flag;
use Bugzilla::FlagType;
use Bugzilla::User;
use Bugzilla::Util;
use Bugzilla::Error;

sub fields {
    # Keep this ordering in sync with bugzilla.dtd
    my @fields = qw(bug_id alias creation_ts short_desc delta_ts
                    reporter_accessible cclist_accessible
                    classification_id classification
                    product component version rep_platform op_sys
                    bug_status resolution
                    bug_file_loc status_whiteboard keywords
                    priority bug_severity target_milestone
                    dependson blocked votes
                    reporter assigned_to cc
                   );

    if (Param('useqacontact')) {
        push @fields, "qa_contact";
    }

    if (Param('timetrackinggroup')) {
        push @fields, qw(estimated_time remaining_time actual_time deadline);
    }

    return @fields;
}

my %ok_field;
foreach my $key (qw(error groups
                    longdescs milestoneurl attachments
                    isopened isunconfirmed
                    flag_types num_attachment_flag_types
                    show_attachment_flags use_keywords any_flags_requesteeble
                   ),
                 fields()) {
    $ok_field{$key}++;
}

# create a new empty bug
#
sub new {
  my $type = shift();
  my %bug;

  # create a ref to an empty hash and bless it
  #
  my $self = {%bug};
  bless $self, $type;

  # construct from a hash containing a bug's info
  #
  if ($#_ == 1) {
    $self->initBug(@_);
  } else {
    confess("invalid number of arguments \($#_\)($_)");
  }

  # bless as a Bug
  #
  return $self;
}

# dump info about bug into hash unless user doesn't have permission
# user_id 0 is used when person is not logged in.
#
sub initBug  {
  my $self = shift();
  my ($bug_id, $user_id) = (@_);
  my $dbh = Bugzilla->dbh;

  $bug_id = trim($bug_id);

  my $old_bug_id = $bug_id;

  # If the bug ID isn't numeric, it might be an alias, so try to convert it.
  $bug_id = &::BugAliasToID($bug_id) if $bug_id !~ /^0*[1-9][0-9]*$/;

  if ((! defined $bug_id) || (!$bug_id) || (!detaint_natural($bug_id))) {
      # no bug number given or the alias didn't match a bug
      $self->{'bug_id'} = $old_bug_id;
      $self->{'error'} = "InvalidBugId";
      return $self;
  }

# default userid 0, or get DBID if you used an email address
  unless (defined $user_id) {
    $user_id = 0;
  }
  else {
     if ($user_id =~ /^\@/) {
        $user_id = login_to_id($user_id); 
     }
  }

  $self->{'who'} = new Bugzilla::User($user_id);

  my $query = "
    SELECT
      bugs.bug_id, alias, products.classification_id, classifications.name,
      bugs.product_id, products.name, version,
      rep_platform, op_sys, bug_status, resolution, priority,
      bug_severity, bugs.component_id, components.name, assigned_to,
      reporter, bug_file_loc, short_desc, target_milestone,
      qa_contact, status_whiteboard, " .
      $dbh->sql_date_format('creation_ts', '%Y.%m.%d %H:%i') . ",
      delta_ts, COALESCE(SUM(votes.vote_count), 0),
      reporter_accessible, cclist_accessible,
      estimated_time, remaining_time, " .
      $dbh->sql_date_format('deadline', '%Y-%m-%d') . "
    FROM bugs LEFT JOIN votes using(bug_id),
      classifications, products, components
    WHERE bugs.bug_id = ?
      AND classifications.id = products.classification_id
      AND products.id = bugs.product_id
      AND components.id = bugs.component_id
    GROUP BY bugs.bug_id";

  my $bug_sth = $dbh->prepare($query);
  $bug_sth->execute($bug_id);
  my @row;

  if ((@row = $bug_sth->fetchrow_array()) 
      && $self->{'who'}->can_see_bug($bug_id)) {
    my $count = 0;
    my %fields;
    foreach my $field ("bug_id", "alias", "classification_id", "classification",
                       "product_id", "product", "version", 
                       "rep_platform", "op_sys", "bug_status", "resolution", 
                       "priority", "bug_severity", "component_id", "component",
                       "assigned_to", "reporter", "bug_file_loc", "short_desc",
                       "target_milestone", "qa_contact", "status_whiteboard", 
                       "creation_ts", "delta_ts", "votes",
                       "reporter_accessible", "cclist_accessible",
                       "estimated_time", "remaining_time", "deadline")
      {
        $fields{$field} = shift @row;
        if (defined $fields{$field}) {
            $self->{$field} = $fields{$field};
        }
        $count++;
    }
  } elsif (@row) {
      $self->{'bug_id'} = $bug_id;
      $self->{'error'} = "NotPermitted";
      return $self;
  } else {
      $self->{'bug_id'} = $bug_id;
      $self->{'error'} = "NotFound";
      return $self;
  }

  $self->{'assigned_to'} = new Bugzilla::User($self->{'assigned_to'});
  $self->{'reporter'} = new Bugzilla::User($self->{'reporter'});

  if (Param('useqacontact') && $self->{'qa_contact'} > 0) {
      $self->{'qa_contact'} = new Bugzilla::User($self->{'qa_contact'});
  } else {
      $self->{'qa_contact'} = undef;
  }

  my $cc_ref = $dbh->selectcol_arrayref(
      q{SELECT profiles.login_name FROM cc, profiles
         WHERE bug_id = ?
           AND cc.who = profiles.userid
      ORDER BY profiles.login_name},
      undef, $bug_id);
  if (scalar(@$cc_ref)) {
    $self->{'cc'} = $cc_ref;
  }

  if (@::legal_keywords) {
    # Get all entries and make them an array.
    my $list_ref = $dbh->selectcol_arrayref(
           "SELECT keyworddefs.name
              FROM keyworddefs, keywords
             WHERE keywords.bug_id = ?
               AND keyworddefs.id = keywords.keywordid
          ORDER BY keyworddefs.name",
        undef, ($bug_id));
    if ($list_ref) {
      $self->{'keywords'} = join(', ', @$list_ref);
    }
  }

  $self->{'attachments'} = Bugzilla::Attachment::query($self->{bug_id});

  # The types of flags that can be set on this bug.
  # If none, no UI for setting flags will be displayed.
  my $flag_types = 
    Bugzilla::FlagType::match({ 'target_type'  => 'bug', 
                                'product_id'   => $self->{'product_id'}, 
                                'component_id' => $self->{'component_id'} });
  foreach my $flag_type (@$flag_types) {
      $flag_type->{'flags'} = 
        Bugzilla::Flag::match({ 'bug_id'      => $self->{bug_id},
                                'type_id'     => $flag_type->{'id'},
                                'target_type' => 'bug',
                                'is_active'   => 1 });
  }
  $self->{'flag_types'} = $flag_types;
  $self->{'any_flags_requesteeble'} = grep($_->{'is_requesteeble'}, @$flag_types);

  # The number of types of flags that can be set on attachments to this bug
  # and the number of flags on those attachments.  One of these counts must be
  # greater than zero in order for the "flags" column to appear in the table
  # of attachments.
  my $num_attachment_flag_types =
    Bugzilla::FlagType::count({ 'target_type'  => 'attachment',
                                'product_id'   => $self->{'product_id'},
                                'component_id' => $self->{'component_id'} });
  my $num_attachment_flags =
    Bugzilla::Flag::count({ 'target_type'  => 'attachment',
                            'bug_id'       => $self->{bug_id},
                            'is_active'    => 1 });

  $self->{'show_attachment_flags'}
    = $num_attachment_flag_types || $num_attachment_flags;

  $self->{'milestoneurl'} = $::milestoneurl{$self->{product}};

  $self->{'isunconfirmed'} = ($self->{bug_status} eq 'UNCONFIRMED');
  $self->{'isopened'} = &::IsOpenedState($self->{bug_status});
  
  my @depends = EmitDependList("blocked", "dependson", $bug_id);
  if (@depends) {
      $self->{'dependson'} = \@depends;
  }
  my @blocked = EmitDependList("dependson", "blocked", $bug_id);
  if (@blocked) {
    $self->{'blocked'} = \@blocked;
  }

  return $self;
}

sub dup_id {
    my ($self) = @_;

    return $self->{'dup_id'} if exists $self->{'dup_id'};

    $self->{'dup_id'} = undef;
    if ($self->{'resolution'} eq 'DUPLICATE') { 
        my $dbh = Bugzilla->dbh;
        $self->{'dup_id'} =
          $dbh->selectrow_array(q{SELECT dupe_of 
                                  FROM duplicates
                                  WHERE dupe = ?},
                                undef,
                                $self->{'bug_id'});
    }
    return $self->{'dup_id'};
}

sub actual_time {
    my ($self) = @_;

    return $self->{'actual_time'} if exists $self->{'actual_time'};

    return undef unless Bugzilla->user->in_group(Param("timetrackinggroup"));

    my $sth = Bugzilla->dbh->prepare("SELECT SUM(work_time)
                                      FROM longdescs 
                                      WHERE longdescs.bug_id=?");
    $sth->execute($self->{bug_id});
    $self->{'actual_time'} = $sth->fetchrow_array();
    return $self->{'actual_time'};
}

sub longdescs {
    my ($self) = @_;

    return $self->{'longdescs'} if exists $self->{'longdescs'};

    $self->{'longdescs'} = GetComments($self->{bug_id});

    return $self->{'longdescs'};
}

sub use_keywords {
    return @::legal_keywords;
}

sub use_votes {
    my ($self) = @_;

    return Param('usevotes')
      && $::prodmaxvotes{$self->{product}} > 0;
}

sub groups {
    my $self = shift;

    return $self->{'groups'} if exists $self->{'groups'};

    my $dbh = Bugzilla->dbh;
    my @groups;

    # Some of this stuff needs to go into Bugzilla::User

    # For every group, we need to know if there is ANY bug_group_map
    # record putting the current bug in that group and if there is ANY
    # user_group_map record putting the user in that group.
    # The LEFT JOINs are checking for record existence.
    #
    my $sth = $dbh->prepare(
             "SELECT DISTINCT groups.id, name, description," .
             " bug_group_map.group_id IS NOT NULL," .
             " user_group_map.group_id IS NOT NULL," .
             " isactive, membercontrol, othercontrol" .
             " FROM groups" . 
             " LEFT JOIN bug_group_map" .
             " ON bug_group_map.group_id = groups.id" .
             " AND bug_id = ?" .
             " LEFT JOIN user_group_map" .
             " ON user_group_map.group_id = groups.id" .
             " AND user_id = ?" .
             " AND isbless = 0" .
             " LEFT JOIN group_control_map" .
             " ON group_control_map.group_id = groups.id" .
             " AND group_control_map.product_id = ? " .
             " WHERE isbuggroup = 1");
    $sth->execute($self->{'bug_id'}, Bugzilla->user->id,
                  $self->{'product_id'});

    while (my ($groupid, $name, $description, $ison, $ingroup, $isactive,
            $membercontrol, $othercontrol) = $sth->fetchrow_array()) {

        $membercontrol ||= 0;

        # For product groups, we only want to use the group if either
        # (1) The bit is set and not required, or
        # (2) The group is Shown or Default for members and
        #     the user is a member of the group.
        if ($ison ||
            ($isactive && $ingroup
                       && (($membercontrol == CONTROLMAPDEFAULT)
                           || ($membercontrol == CONTROLMAPSHOWN))
            ))
        {
            my $ismandatory = $isactive
              && ($membercontrol == CONTROLMAPMANDATORY);

            push (@groups, { "bit" => $groupid,
                             "name" => $name,
                             "ison" => $ison,
                             "ingroup" => $ingroup,
                             "mandatory" => $ismandatory,
                             "description" => $description });
        }
    }

    $self->{'groups'} = \@groups;

    return $self->{'groups'};
}

sub user {
    my $self = shift;
    return $self->{'user'} if exists $self->{'user'};

    my @movers = map { trim $_ } split(",", Param("movers"));
    my $canmove = Param("move-enabled") && Bugzilla->user->id && 
                  (lsearch(\@movers, Bugzilla->user->login) != -1);

    # In the below, if the person hasn't logged in, then we treat them
    # as if they can do anything.  That's because we don't know why they
    # haven't logged in; it may just be because they don't use cookies.
    # Display everything as if they have all the permissions in the
    # world; their permissions will get checked when they log in and
    # actually try to make the change.
    my $unknown_privileges = !Bugzilla->user->id
                             || Bugzilla->user->in_group("editbugs");
    my $canedit = $unknown_privileges
                  || Bugzilla->user->id == $self->{'assigned_to'}{'id'}
                  || (Param('useqacontact')
                      && $self->{'qa_contact'}
                      && Bugzilla->user->id == $self->{'qa_contact'}{'id'});
    my $canconfirm = $unknown_privileges
                     || Bugzilla->user->in_group("canconfirm");
    my $isreporter = Bugzilla->user->id
                     && Bugzilla->user->id == $self->{'reporter'}{'id'};

    $self->{'user'} = {canmove    => $canmove,
                       canconfirm => $canconfirm,
                       canedit    => $canedit,
                       isreporter => $isreporter};
    return $self->{'user'};
}

sub choices {
    my $self = shift;
    return $self->{'choices'} if exists $self->{'choices'};

    &::GetVersionTable();

    $self->{'choices'} = {};

    # Fiddle the product list.
    my $seen_curr_prod;
    my @prodlist;

    foreach my $product (@::enterable_products) {
        if ($product eq $self->{'product'}) {
            # if it's the product the bug is already in, it's ALWAYS in
            # the popup, period, whether the user can see it or not, and
            # regardless of the disallownew setting.
            $seen_curr_prod = 1;
            push(@prodlist, $product);
            next;
        }

        if (!&::CanEnterProduct($product)) {
            # If we're using bug groups to restrict entry on products, and
            # this product has an entry group, and the user is not in that
            # group, we don't want to include that product in this list.
            next;
        }

        push(@prodlist, $product);
    }

    # The current product is part of the popup, even if new bugs are no longer
    # allowed for that product
    if (!$seen_curr_prod) {
        push (@prodlist, $self->{'product'});
        @prodlist = sort @prodlist;
    }

    # Hack - this array contains "". See bug 106589.
    my @res = grep ($_, @::settable_resolution);

    $self->{'choices'} =
      {
       'product' => \@prodlist,
       'rep_platform' => \@::legal_platform,
       'priority' => \@::legal_priority,
       'bug_severity' => \@::legal_severity,
       'op_sys' => \@::legal_opsys,
       'bug_status' => \@::legal_bugs_status,
       'resolution' => \@res,
       'component' => $::components{$self->{product}},
       'version' => $::versions{$self->{product}},
       'target_milestone' => $::target_milestone{$self->{product}},
      };

    return $self->{'choices'};
}

sub EmitDependList {
    my ($myfield, $targetfield, $bug_id) = (@_);
    my $dbh = Bugzilla->dbh;
    my $list_ref =
        $dbh->selectcol_arrayref(
          "SELECT dependencies.$targetfield
             FROM dependencies, bugs
            WHERE dependencies.$myfield = ?
              AND bugs.bug_id = dependencies.$targetfield
         ORDER BY dependencies.$targetfield",
         undef, ($bug_id));
    return @$list_ref;
}

sub ValidateTime {
    my ($time, $field) = @_;

    # regexp verifies one or more digits, optionally followed by a period and
    # zero or more digits, OR we have a period followed by one or more digits
    # (allow negatives, though, so people can back out errors in time reporting)
    if ($time !~ /^-?(?:\d+(?:\.\d*)?|\.\d+)$/) {
        ThrowUserError("number_not_numeric",
                       {field => "$field", num => "$time"},
                       "abort");
    }

    # Only the "work_time" field is allowed to contain a negative value.
    if ( ($time < 0) && ($field ne "work_time") ) {
        ThrowUserError("number_too_small",
                       {field => "$field", num => "$time", min_num => "0"},
                       "abort");
    }

    if ($time > 99999.99) {
        ThrowUserError("number_too_large",
                       {field => "$field", num => "$time", max_num => "99999.99"},
                       "abort");
    }
}

sub GetComments {
    my ($id) = (@_);
    my $dbh = Bugzilla->dbh;
    my @comments;
    my $sth = $dbh->prepare(
            "SELECT  profiles.realname AS name, profiles.login_name AS email,
            " . $dbh->sql_date_format('longdescs.bug_when', '%Y.%m.%d %H:%i') . "
               AS time, longdescs.thetext AS body, longdescs.work_time,
                     isprivate, already_wrapped,
            " . $dbh->sql_date_format('longdescs.bug_when', '%Y%m%d%H%i%s') . "
               AS bug_when
             FROM    longdescs, profiles
            WHERE    profiles.userid = longdescs.who
              AND    longdescs.bug_id = ?
            ORDER BY longdescs.bug_when");
    $sth->execute($id);

    while (my $comment_ref = $sth->fetchrow_hashref()) {
        my %comment = %$comment_ref;

        # Can't use "when" as a field name in MySQL
        $comment{'when'} = $comment{'bug_when'};
        delete($comment{'bug_when'});

        $comment{'email'} .= Param('emailsuffix');
        $comment{'name'} = $comment{'name'} || $comment{'email'};

        push (@comments, \%comment);
    }

    return \@comments;
}

# CountOpenDependencies counts the number of open dependent bugs for a
# list of bugs and returns a list of bug_id's and their dependency count
# It takes one parameter:
#  - A list of bug numbers whose dependencies are to be checked
sub CountOpenDependencies {
    my (@bug_list) = @_;
    my @dependencies;
    my $dbh = Bugzilla->dbh;

    my $sth = $dbh->prepare(
          "SELECT blocked, count(bug_status) " .
            "FROM bugs, dependencies " .
           "WHERE blocked IN (" . (join "," , @bug_list) . ") " .
             "AND bug_id = dependson " .
             "AND bug_status IN ('" . (join "','", &::OpenStates())  . "') " .
        "GROUP BY blocked ");
    $sth->execute();

    while (my ($bug_id, $dependencies) = $sth->fetchrow_array()) {
        push(@dependencies, { bug_id       => $bug_id,
                              dependencies => $dependencies });
    }

    return @dependencies;
}

sub AUTOLOAD {
  use vars qw($AUTOLOAD);
  my $attr = $AUTOLOAD;

  $attr =~ s/.*:://;
  return unless $attr=~ /[^A-Z]/;
  confess ("invalid bug attribute $attr") unless $ok_field{$attr};

  no strict 'refs';
  *$AUTOLOAD = sub {
      my $self = shift;
      if (defined $self->{$attr}) {
          return $self->{$attr};
      } else {
          return '';
      }
  };

  goto &$AUTOLOAD;
}

1;