summaryrefslogtreecommitdiffstats
path: root/Bugzilla/Bug.pm
blob: d73bc536f9f4c12fbc254c3aa52cc05e432bee5e (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
# -*- 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>

use diagnostics;
use strict;

use DBI;
use RelationSet;
use vars qw($unconfirmedstate $legal_keywords);
require "globals.pl";
require "CGI.pl";
package Bug;
use CGI::Carp qw(fatalsToBrowser);
my %ok_field;

for my $key (qw (bug_id alias product version rep_platform op_sys bug_status 
                resolution priority bug_severity component assigned_to
                reporter bug_file_loc short_desc target_milestone 
                qa_contact status_whiteboard creation_ts groupset 
                delta_ts votes whoid usergroupset comment query error) ){
    $ok_field{$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) = (@_);

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

  &::ConnectToDatabase();
  &::GetVersionTable();

  # this verification should already have been done by caller
  # my $loginok = quietly_check_login();


  $self->{'whoid'} = $user_id;
  &::SendSQL("SELECT groupset FROM profiles WHERE userid=$self->{'whoid'}");
  my $usergroupset = &::FetchOneColumn();
  if (!$usergroupset) { $usergroupset = '0' }
  $self->{'usergroupset'} = $usergroupset;

  my $query = "
    select
      bugs.bug_id, alias, products.name, version, rep_platform, op_sys, bug_status,
      resolution, priority, bug_severity, components.name, assigned_to, reporter,
      bug_file_loc, short_desc, target_milestone, qa_contact,
      status_whiteboard, date_format(creation_ts,'%Y-%m-%d %H:%i'),
      groupset, delta_ts, sum(votes.count)
    from bugs left join votes using(bug_id),
      products, components
    where bugs.bug_id = $bug_id
      AND products.id = bugs.product_id
      AND components.id = bugs.component_id
    group by bugs.bug_id";

  &::SendSQL(&::SelectVisible($query, $user_id, $usergroupset));
  my @row;

  if (@row = &::FetchSQLData()) {
    my $count = 0;
    my %fields;
    foreach my $field ("bug_id", "alias", "product", "version", "rep_platform",
                       "op_sys", "bug_status", "resolution", "priority",
                       "bug_severity", "component", "assigned_to", "reporter",
                       "bug_file_loc", "short_desc", "target_milestone",
                       "qa_contact", "status_whiteboard", "creation_ts",
                       "groupset", "delta_ts", "votes") {
        $fields{$field} = shift @row;
        if ($fields{$field}) {
            $self->{$field} = $fields{$field};
        }
        $count++;
    }
  } else {
    &::SendSQL("select groupset from bugs where bug_id = $bug_id");
    if (@row = &::FetchSQLData()) {
      $self->{'bug_id'} = $bug_id;
      $self->{'error'} = "NotPermitted";
      return $self;
    } else {
      $self->{'bug_id'} = $bug_id;
      $self->{'error'} = "NotFound";
      return $self;
    }
  }

  $self->{'assigned_to'} = &::DBID_to_name($self->{'assigned_to'});
  $self->{'reporter'} = &::DBID_to_name($self->{'reporter'});

  my $ccSet = new RelationSet;
  $ccSet->mergeFromDB("select who from cc where bug_id=$bug_id");
  my @cc = $ccSet->toArrayOfStrings();
  if (@cc) {
    $self->{'cc'} = \@cc;
  }

  if (&::Param("useqacontact") && (defined $self->{'qa_contact'}) ) {
    my $name = $self->{'qa_contact'} > 0 ? &::DBID_to_name($self->{'qa_contact'}) :"";
    if ($name) {
      $self->{'qa_contact'} = $name;
    }
  }

  if (@::legal_keywords) {
    &::SendSQL("SELECT keyworddefs.name 
              FROM keyworddefs, keywords
             WHERE keywords.bug_id = $bug_id 
               AND keyworddefs.id = keywords.keywordid
          ORDER BY keyworddefs.name");
    my @list;
    while (&::MoreSQLData()) {
        push(@list, &::FetchOneColumn());
    }
    if (@list) {
      $self->{'keywords'} = join(', ', @list);
    }
  }

  &::SendSQL("select attach_id, creation_ts, description 
           from attachments 
           where bug_id = $bug_id");
  my @attachments;
  while (&::MoreSQLData()) {
    my ($attachid, $date, $desc) = (&::FetchSQLData());
    if ($date =~ /^(\d\d)(\d\d)(\d\d)(\d\d)(\d\d)(\d\d)(\d\d)$/) {
        $date = "$3/$4/$2 $5:$6";
      my %attach;
      $attach{'attachid'} = $attachid;
      $attach{'date'} = $date;
      $attach{'desc'} = $desc;
      push @attachments, \%attach;
    }
  }
  if (@attachments) {
    $self->{'attachments'} = \@attachments;
  }

  &::SendSQL("select bug_id, who, bug_when, thetext 
           from longdescs 
           where bug_id = $bug_id");
  my @longdescs;
  while (&::MoreSQLData()) {
    my ($bug_id, $who, $bug_when, $thetext) = (&::FetchSQLData());
    my %longdesc;
    $longdesc{'who'} = $who;
    $longdesc{'bug_when'} = $bug_when;
    $longdesc{'thetext'} = $thetext;
    push @longdescs, \%longdesc;
  }
  if (@longdescs) {
    $self->{'longdescs'} = \@longdescs;
  }
  
  my @depends = EmitDependList("blocked", "dependson", $bug_id);
  if (@depends) {
      $self->{'dependson'} = \@depends;
  }  
  my @blocks = EmitDependList("dependson", "blocked", $bug_id);
  if (@blocks) {
    $self->{'blocks'} = \@blocks;
  }

  return $self;
}



# given a bug hash, emit xml for it. with file header provided by caller
#
sub emitXML {
  ( $#_ == 0 ) || confess("invalid number of arguments");
  my $self = shift();
  my $xml;


  if (exists $self->{'error'}) {
    $xml .= "<bug error=\"$self->{'error'}\">\n";
    $xml .= "  <bug_id>$self->{'bug_id'}</bug_id>\n";
    $xml .= "</bug>\n";
    return $xml;
  }

  $xml .= "<bug>\n";

  foreach my $field ("bug_id", "alias", "bug_status", "product",
      "priority", "version", "rep_platform", "assigned_to", "delta_ts", 
      "component", "reporter", "target_milestone", "bug_severity", 
      "creation_ts", "qa_contact", "op_sys", "resolution", "bug_file_loc",
      "short_desc", "keywords", "status_whiteboard") {
    if ($self->{$field}) {
      $xml .= "  <$field>" . QuoteXMLChars($self->{$field}) . "</$field>\n";
    }
  }

  foreach my $field ("dependson", "blocks", "cc") {
    if (defined $self->{$field}) {
      for (my $i=0 ; $i < @{$self->{$field}} ; $i++) {
        $xml .= "  <$field>" . $self->{$field}[$i] . "</$field>\n";
      }
    }
  }

  if (defined $self->{'longdescs'}) {
    for (my $i=0 ; $i < @{$self->{'longdescs'}} ; $i++) {
      $xml .= "  <long_desc>\n"; 
      $xml .= "   <who>" . &::DBID_to_name($self->{'longdescs'}[$i]->{'who'}) 
                         . "</who>\n"; 
      $xml .= "   <bug_when>" . $self->{'longdescs'}[$i]->{'bug_when'} 
                              . "</bug_when>\n"; 
      $xml .= "   <thetext>" . QuoteXMLChars($self->{'longdescs'}[$i]->{'thetext'})
                             . "</thetext>\n"; 
      $xml .= "  </long_desc>\n"; 
    }
  }

  if (defined $self->{'attachments'}) {
    for (my $i=0 ; $i < @{$self->{'attachments'}} ; $i++) {
      $xml .= "  <attachment>\n"; 
      $xml .= "    <attachid>" . $self->{'attachments'}[$i]->{'attachid'}
                              . "</attachid>\n"; 
      $xml .= "    <date>" . $self->{'attachments'}[$i]->{'date'} . "</date>\n"; 
      $xml .= "    <desc>" . QuoteXMLChars($self->{'attachments'}[$i]->{'desc'}) . "</desc>\n"; 
    # $xml .= "    <type>" . $self->{'attachments'}[$i]->{'type'} . "</type>\n"; 
    # $xml .= "    <data>" . $self->{'attachments'}[$i]->{'data'} . "</data>\n"; 
      $xml .= "  </attachment>\n"; 
    }
  }

  $xml .= "</bug>\n";
  return $xml;
}

sub EmitDependList {
  my ($myfield, $targetfield, $bug_id) = (@_);
  my @list;
  &::SendSQL("select dependencies.$targetfield, bugs.bug_status
           from dependencies, bugs
           where dependencies.$myfield = $bug_id
             and bugs.bug_id = dependencies.$targetfield
           order by dependencies.$targetfield");
  while (&::MoreSQLData()) {
    my ($i, $stat) = (&::FetchSQLData());
    push @list, $i;
  }
  return @list;
}

sub QuoteXMLChars {
  $_[0] =~ s/&/&amp;/g;
  $_[0] =~ s/</&lt;/g;
  $_[0] =~ s/>/&gt;/g;
  $_[0] =~ s/'/&apos;/g;
  $_[0] =~ s/"/&quot;/g;
# $_[0] =~ s/([\x80-\xFF])/&XmlUtf8Encode(ord($1))/ge;
  return($_[0]);
}

sub XML_Header {
  my ($urlbase, $version, $maintainer, $exporter) = (@_);

  my $xml;
  $xml = "<?xml version=\"1.0\" standalone=\"yes\"?>\n";
  $xml .= "<!DOCTYPE bugzilla SYSTEM \"$urlbase";
  if (! ($urlbase =~ /.+\/$/)) {
    $xml .= "/";
  }
  $xml .= "bugzilla.dtd\">\n";
  $xml .= "<bugzilla";
  if (defined $exporter) {
    $xml .= " exporter=\"$exporter\"";
  }
  $xml .= " version=\"$version\"";
  $xml .= " urlbase=\"$urlbase\"";
  $xml .= " maintainer=\"$maintainer\">\n";
  return ($xml);
}


sub XML_Footer {
  return ("</bugzilla>\n");
}

sub UserInGroup {
    my $self = shift();
    my ($groupname) = (@_);
    if ($self->{'usergroupset'} eq "0") {
        return 0;
    }
    &::ConnectToDatabase();
    &::SendSQL("select (bit & $self->{'usergroupset'}) != 0 from groups where name = " 
           . &::SqlQuote($groupname));
    my $bit = &::FetchOneColumn();
    if ($bit) {
        return 1;
    }
    return 0;
}

sub CanChangeField {
   my $self = shift();
   my ($f, $oldvalue, $newvalue) = (@_);
   my $UserInEditGroupSet = -1;
   my $UserInCanConfirmGroupSet = -1;
   my $ownerid;
   my $reporterid;
   my $qacontactid;

    if ($f eq "assigned_to" || $f eq "reporter" || $f eq "qa_contact") {
        if ($oldvalue =~ /^\d+$/) {
            if ($oldvalue == 0) {
                $oldvalue = "";
            } else {
                $oldvalue = &::DBID_to_name($oldvalue);
            }
        }
    }
    if ($oldvalue eq $newvalue) {
        return 1;
    }
    if (&::trim($oldvalue) eq &::trim($newvalue)) {
        return 1;
    }
    if ($f =~ /^longdesc/) {
        return 1;
    }
    if ($UserInEditGroupSet < 0) {
        $UserInEditGroupSet = UserInGroup($self, "editbugs");
    }
    if ($UserInEditGroupSet) {
        return 1;
    }
    &::SendSQL("SELECT reporter, assigned_to, qa_contact FROM bugs " .
                "WHERE bug_id = $self->{'bug_id'}");
    ($reporterid, $ownerid, $qacontactid) = (&::FetchSQLData());

    # Let reporter change bug status, even if they can't edit bugs.
    # If reporter can't re-open their bug they will just file a duplicate.
    # While we're at it, let them close their own bugs as well.
    if ( ($f eq "bug_status") && ($self->{'whoid'} eq $reporterid) ) {
        return 1;
    }
    if ($f eq "bug_status" && $newvalue ne $::unconfirmedstate &&
        &::IsOpenedState($newvalue)) {

        # Hmm.  They are trying to set this bug to some opened state
        # that isn't the UNCONFIRMED state.  Are they in the right
        # group?  Or, has it ever been confirmed?  If not, then this
        # isn't legal.

        if ($UserInCanConfirmGroupSet < 0) {
            $UserInCanConfirmGroupSet = &::UserInGroup("canconfirm");
        }
        if ($UserInCanConfirmGroupSet) {
            return 1;
        }
        &::SendSQL("SELECT everconfirmed FROM bugs WHERE bug_id = $self->{'bug_id'}");
        my $everconfirmed = FetchOneColumn();
        if ($everconfirmed) {
            return 1;
        }
    } elsif ($reporterid eq $self->{'whoid'} || $ownerid eq $self->{'whoid'} ||
             $qacontactid eq $self->{'whoid'}) {
        return 1;
    }
    $self->{'error'} = "
Only the owner or submitter of the bug, or a sufficiently
empowered user, may make that change to the $f field."
}

sub Collision {
    my $self = shift();
    my $write = "WRITE";        # Might want to make a param to control
                                # whether we do LOW_PRIORITY ...
    &::SendSQL("LOCK TABLES bugs $write, bugs_activity $write, cc $write, " .
               "cc AS selectVisible_cc $write, " .
            "profiles $write, dependencies $write, votes $write, " .
            "keywords $write, longdescs $write, fielddefs $write, " .
            "keyworddefs READ, groups READ, attachments READ, products READ");
    &::SendSQL("SELECT delta_ts FROM bugs where bug_id=$self->{'bug_id'}");
    my $delta_ts = &::FetchOneColumn();
    &::SendSQL("unlock tables");
    if ($self->{'delta_ts'} ne $delta_ts) {
       return 1;
    }
    else {
       return 0;
    }
}

sub AppendComment  {
    my $self = shift();
    my ($comment) = (@_);
    $comment =~ s/\r\n/\n/g;     # Get rid of windows-style line endings.
    $comment =~ s/\r/\n/g;       # Get rid of mac-style line endings.
    if ($comment =~ /^\s*$/) {  # Nothin' but whitespace.
        return;
    }

    &::SendSQL("INSERT INTO longdescs (bug_id, who, bug_when, thetext) " .
            "VALUES($self->{'bug_id'}, $self->{'whoid'}, now(), " . &::SqlQuote($comment) . ")");

    &::SendSQL("UPDATE bugs SET delta_ts = now() WHERE bug_id = $self->{'bug_id'}");
}


#from o'reilley's Programming Perl
sub display {
    my $self = shift;
    my @keys;
    if (@_ == 0) {                  # no further arguments
        @keys = sort keys(%$self);
    }  else {
        @keys = @_;                 # use the ones given
    }
    foreach my $key (@keys) {
        print "\t$key => $self->{$key}\n";
    }
}

sub CommitChanges {

#snapshot bug
#snapshot dependencies
#check can change fields
#check collision
#lock and change fields
#notify through mail

}

sub AUTOLOAD {
  use vars qw($AUTOLOAD);
  my $self = shift;
  my $type = ref($self) || $self;
  my $attr = $AUTOLOAD;

  $attr =~ s/.*:://;
  return unless $attr=~ /[^A-Z]/;
  if (@_) {
    $self->{$attr} = shift;
    return;
  }
  confess ("invalid bug attribute $attr") unless $ok_field{$attr};
  if (defined $self->{$attr}) {
    return $self->{$attr};
  } else {
    return '';
  }
}

1;