summaryrefslogtreecommitdiffstats
path: root/globals.pl
blob: 4f7b6e03a2bc24e2830db41181054a7411d9a798 (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
# -*- 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): Terry Weissman <terry@mozilla.org>
#                 Dan Mosedale <dmose@mozilla.org>
#                 Jacob Steenhagen <jake@bugzilla.org>
#                 Bradley Baetz <bbaetz@student.usyd.edu.au>
#                 Christopher Aillon <christopher@aillon.com>
#                 Joel Peshkin <bugreport@peshkin.net>
#                 Dave Lawrence <dkl@redhat.com>
#                 Max Kanat-Alexander <mkanat@bugzilla.org>
#                 Lance Larsh <lance.larsh@oracle.com>

# Contains some global variables and routines used throughout bugzilla.

use strict;

use Bugzilla::DB qw(:DEFAULT :deprecated);
use Bugzilla::Constants;
use Bugzilla::Util;
# Bring ChmodDataFile in until this is all moved to the module
use Bugzilla::Config qw(:DEFAULT ChmodDataFile $localconfig $datadir);
use Bugzilla::User;
use Bugzilla::Error;

# Shut up misguided -w warnings about "used only once".  For some reason,
# "use vars" chokes on me when I try it here.

sub globals_pl_sillyness {
    my $zz;
    $zz = @main::enterable_products;
    $zz = %main::keywordsbyname;
    $zz = @main::legal_bug_status;
    $zz = @main::legal_components;
    $zz = @main::legal_keywords;
    $zz = @main::legal_opsys;
    $zz = @main::legal_platform;
    $zz = @main::legal_priority;
    $zz = @main::legal_product;
    $zz = @main::legal_severity;
    $zz = @main::legal_target_milestone;
    $zz = @main::legal_versions;
    $zz = @main::milestoneurl;
    $zz = @main::prodmaxvotes;
}

#
# Here are the --LOCAL-- variables defined in 'localconfig' that we'll use
# here
# 

# XXX - Move this to Bugzilla::Config once code which uses these has moved out
# of globals.pl
do $localconfig;

use DBI;

use Date::Format;               # For time2str().
use Date::Parse;               # For str2time().

# Use standard Perl libraries for cross-platform file/directory manipulation.
use File::Spec;
    
# Some environment variables are not taint safe
delete @::ENV{'PATH', 'IFS', 'CDPATH', 'ENV', 'BASH_ENV'};

# Cwd.pm in perl 5.6.1 gives a warning if $::ENV{'PATH'} isn't defined
# Set this to '' so that we don't get warnings cluttering the logs on every
# system call
$::ENV{'PATH'} = '';

# Ignore SIGTERM and SIGPIPE - this prevents DB corruption. If the user closes
# their browser window while a script is running, the webserver sends these
# signals, and we don't want to die half way through a write.
$::SIG{TERM} = 'IGNORE';
$::SIG{PIPE} = 'IGNORE';

# The following subroutine is for debugging purposes only.
# Uncommenting this sub and the $::SIG{__DIE__} trap underneath it will
# cause any fatal errors to result in a call stack trace to help track
# down weird errors.
#sub die_with_dignity {
#    use Carp;  # for confess()
#    my ($err_msg) = @_;
#    print $err_msg;
#    confess($err_msg);
#}
#$::SIG{__DIE__} = \&die_with_dignity;

# XXXX - this needs to go away
sub GenerateVersionTable {
    my $dbh = Bugzilla->dbh;

    SendSQL("SELECT versions.value, products.name " .
            "FROM versions, products " .
            "WHERE products.id = versions.product_id " .
            "ORDER BY versions.value");
    my @line;
    my %varray;
    my %carray;
    while (@line = FetchSQLData()) {
        my ($v,$p1) = (@line);
        if (!defined $::versions{$p1}) {
            $::versions{$p1} = [];
        }
        push @{$::versions{$p1}}, $v;
        $varray{$v} = 1;
    }
    SendSQL("SELECT components.name, products.name " .
            "FROM components, products " .
            "WHERE products.id = components.product_id " .
            "ORDER BY components.name");
    while (@line = FetchSQLData()) {
        my ($c,$p) = (@line);
        if (!defined $::components{$p}) {
            $::components{$p} = [];
        }
        my $ref = $::components{$p};
        push @$ref, $c;
        $carray{$c} = 1;
    }

    SendSQL("SELECT products.name, classifications.name " .
            "FROM products, classifications " .
            "WHERE classifications.id = products.classification_id " .
            "ORDER BY classifications.name");
    while (@line = FetchSQLData()) {
        my ($p,$c) = (@line);
        if (!defined $::classifications{$c}) {
            $::classifications{$c} = [];
        }
        my $ref = $::classifications{$c};
        push @$ref, $p;
    }

    my $dotargetmilestone = 1;  # This used to check the param, but there's
                                # enough code that wants to pretend we're using
                                # target milestones, even if they don't get
                                # shown to the user.  So we cache all the data
                                # about them anyway.

    my $mpart = $dotargetmilestone ? ", milestoneurl" : "";

    SendSQL("SELECT name, votesperuser, disallownew$mpart " .
            "FROM products ORDER BY name");
    while (@line = FetchSQLData()) {
        my ($p, $votesperuser, $dis, $u) = (@line);
        if (!$dis && scalar($::components{$p})) {
            push @::enterable_products, $p;
        }
        if ($dotargetmilestone) {
            $::milestoneurl{$p} = $u;
        }
        $::prodmaxvotes{$p} = $votesperuser;
    }
            
    @::log_columns = $dbh->bz_table_columns('bugs');
    
    foreach my $i ("bug_id", "creation_ts", "delta_ts", "lastdiffed") {
        my $w = lsearch(\@::log_columns, $i);
        if ($w >= 0) {
            splice(@::log_columns, $w, 1);
        }
    }
    @::log_columns = (sort(@::log_columns));

    @::legal_priority   = get_legal_field_values("priority");
    @::legal_severity   = get_legal_field_values("bug_severity");
    @::legal_platform   = get_legal_field_values("rep_platform");
    @::legal_opsys      = get_legal_field_values("op_sys");
    @::legal_bug_status = get_legal_field_values("bug_status");
    @::legal_resolution = get_legal_field_values("resolution");

    # 'settable_resolution' is the list of resolutions that may be set 
    # directly by hand in the bug form. Start with the list of legal 
    # resolutions and remove 'MOVED' and 'DUPLICATE' because setting 
    # bugs to those resolutions requires a special process.
    #
    @::settable_resolution = @::legal_resolution;
    my $w = lsearch(\@::settable_resolution, "DUPLICATE");
    if ($w >= 0) {
        splice(@::settable_resolution, $w, 1);
    }
    my $z = lsearch(\@::settable_resolution, "MOVED");
    if ($z >= 0) {
        splice(@::settable_resolution, $z, 1);
    }

    my @list = sort { uc($a) cmp uc($b)} keys(%::versions);
    @::legal_product = @list;

    require File::Temp;
    my ($fh, $tmpname) = File::Temp::tempfile("versioncache.XXXXX",
                                              DIR => "$datadir");

    print $fh "#\n";
    print $fh "# DO NOT EDIT!\n";
    print $fh "# This file is automatically generated at least once every\n";
    print $fh "# hour by the GenerateVersionTable() sub in globals.pl.\n";
    print $fh "# Any changes you make will be overwritten.\n";
    print $fh "#\n";

    require Data::Dumper;
    print $fh (Data::Dumper->Dump([\@::log_columns, \%::versions],
                                  ['*::log_columns', '*::versions']));

    foreach my $i (@list) {
        if (!defined $::components{$i}) {
            $::components{$i} = [];
        }
    }
    @::legal_versions = sort {uc($a) cmp uc($b)} keys(%varray);
    print $fh (Data::Dumper->Dump([\@::legal_versions, \%::components],
                                  ['*::legal_versions', '*::components']));
    @::legal_components = sort {uc($a) cmp uc($b)} keys(%carray);

    print $fh (Data::Dumper->Dump([\@::legal_components, \@::legal_product,
                                   \@::legal_priority, \@::legal_severity,
                                   \@::legal_platform, \@::legal_opsys,
                                   \@::legal_bug_status, \@::legal_resolution],
                                  ['*::legal_components', '*::legal_product',
                                   '*::legal_priority', '*::legal_severity',
                                   '*::legal_platform', '*::legal_opsys',
                                   '*::legal_bug_status', '*::legal_resolution']));

    print $fh (Data::Dumper->Dump([\@::settable_resolution,
                                   \%::classifications,
                                   \@::enterable_products, \%::prodmaxvotes],
                                  ['*::settable_resolution',
                                   '*::classifications',
                                   '*::enterable_products', '*::prodmaxvotes']));

    if ($dotargetmilestone) {
        # reading target milestones in from the database - matthew@zeroknowledge.com
        SendSQL("SELECT milestones.value, products.name " .
                "FROM milestones, products " .
                "WHERE products.id = milestones.product_id " .
                "ORDER BY milestones.sortkey, milestones.value");
        my @line;
        my %tmarray;
        @::legal_target_milestone = ();
        while(@line = FetchSQLData()) {
            my ($tm, $pr) = (@line);
            if (!defined $::target_milestone{$pr}) {
                $::target_milestone{$pr} = [];
            }
            push @{$::target_milestone{$pr}}, $tm;
            if (!exists $tmarray{$tm}) {
                $tmarray{$tm} = 1;
                push(@::legal_target_milestone, $tm);
            }
        }

        print $fh (Data::Dumper->Dump([\%::target_milestone,
                                       \@::legal_target_milestone,
                                       \%::milestoneurl],
                                      ['*::target_milestone',
                                       '*::legal_target_milestone',
                                       '*::milestoneurl']));
    }

    SendSQL("SELECT id, name FROM keyworddefs ORDER BY name");
    while (MoreSQLData()) {
        my ($id, $name) = FetchSQLData();
        push(@::legal_keywords, $name);
        $name = lc($name);
        $::keywordsbyname{$name} = $id;
    }

    print $fh (Data::Dumper->Dump([\@::legal_keywords, \%::keywordsbyname],
                                  ['*::legal_keywords', '*::keywordsbyname']));

    print $fh "1;\n";
    close $fh;

    rename ($tmpname, "$datadir/versioncache")
        || die "Can't rename $tmpname to versioncache";
    ChmodDataFile("$datadir/versioncache", 0666);
}


sub GetKeywordIdFromName {
    my ($name) = (@_);
    $name = lc($name);
    return $::keywordsbyname{$name};
}


$::VersionTableLoaded = 0;
sub GetVersionTable {
    return if $::VersionTableLoaded;
    my $file_generated = 0;
    if (!-r "$datadir/versioncache") {
        GenerateVersionTable();
        $file_generated = 1;
    }
    require "$datadir/versioncache";
    if (!defined %::versions && !$file_generated) {
        GenerateVersionTable();
        do "$datadir/versioncache";
    }
    if (!defined %::versions) {
        die "Can't generate file $datadir/versioncache";
    }
    $::VersionTableLoaded = 1;
}

#
# This function checks if there are any entry groups defined.
# If called with no arguments, it identifies
# entry groups for all products.  If called with a product
# id argument, it checks for entry groups associated with 
# one particular product.
sub AnyEntryGroups {
    my $product_id = shift;
    $product_id = 0 unless ($product_id);
    return $::CachedAnyEntryGroups{$product_id} 
        if defined($::CachedAnyEntryGroups{$product_id});
    my $dbh = Bugzilla->dbh;
    PushGlobalSQLState();
    my $query = "SELECT 1 FROM group_control_map WHERE entry != 0";
    $query .= " AND product_id = $product_id" if ($product_id);
    $query .= " " . $dbh->sql_limit(1);
    SendSQL($query);
    if (MoreSQLData()) {
       $::CachedAnyEntryGroups{$product_id} = MoreSQLData();
       FetchSQLData();
       PopGlobalSQLState();
       return $::CachedAnyEntryGroups{$product_id};
    } else {
       return undef;
    }
}
#
# This function checks if there are any default groups defined.
# If so, then groups may have to be changed when bugs move from
# one bug to another.
sub AnyDefaultGroups {
    return $::CachedAnyDefaultGroups if defined($::CachedAnyDefaultGroups);
    my $dbh = Bugzilla->dbh;
    PushGlobalSQLState();
    SendSQL("SELECT 1 FROM group_control_map, groups WHERE " .
            "groups.id = group_control_map.group_id " .
            "AND isactive != 0 AND " .
            "(membercontrol = " . CONTROLMAPDEFAULT .
            " OR othercontrol = " . CONTROLMAPDEFAULT .
            ") " . $dbh->sql_limit(1));
    $::CachedAnyDefaultGroups = MoreSQLData();
    FetchSQLData();
    PopGlobalSQLState();
    return $::CachedAnyDefaultGroups;
}

sub IsInClassification {
    my ($classification,$productname) = @_;

    if (! Param('useclassification')) {
        return 1;
    } else {
        my $query = "SELECT classifications.name " .
          "FROM products,classifications " .
            "WHERE products.classification_id=classifications.id ";
        $query .= "AND products.name = " . SqlQuote($productname);
        PushGlobalSQLState();
        SendSQL($query);
        my ($ret) = FetchSQLData();
        PopGlobalSQLState();
        return ($ret eq $classification);
    }
}

sub ValidatePassword {
    # Determines whether or not a password is valid (i.e. meets Bugzilla's
    # requirements for length and content).    
    # If a second password is passed in, this function also verifies that
    # the two passwords match.
    my ($password, $matchpassword) = @_;
    
    if (length($password) < 3) {
        ThrowUserError("password_too_short");
    } elsif (length($password) > 16) {
        ThrowUserError("password_too_long");
    } elsif ((defined $matchpassword) && ($password ne $matchpassword)) {
        ThrowUserError("passwords_dont_match");
    }
}

sub DBID_to_name {
    my ($id) = (@_);
    return "__UNKNOWN__" if !defined $id;
    # $id should always be a positive integer
    if ($id =~ m/^([1-9][0-9]*)$/) {
        $id = $1;
    } else {
        $::cachedNameArray{$id} = "__UNKNOWN__";
    }
    if (!defined $::cachedNameArray{$id}) {
        PushGlobalSQLState();
        SendSQL("SELECT login_name FROM profiles WHERE userid = $id");
        my $r = FetchOneColumn();
        PopGlobalSQLState();
        if (!defined $r || $r eq "") {
            $r = "__UNKNOWN__";
        }
        $::cachedNameArray{$id} = $r;
    }
    return $::cachedNameArray{$id};
}

sub DBNameToIdAndCheck {
    my ($name) = (@_);
    my $result = login_to_id($name);
    if ($result > 0) {
        return $result;
    }

    ThrowUserError("invalid_username", { name => $name });
}

sub get_product_id {
    my ($prod) = @_;
    PushGlobalSQLState();
    SendSQL("SELECT id FROM products WHERE name = " . SqlQuote($prod));
    my ($prod_id) = FetchSQLData();
    PopGlobalSQLState();
    return $prod_id;
}

sub get_product_name {
    my ($prod_id) = @_;
    die "non-numeric prod_id '$prod_id' passed to get_product_name"
      unless ($prod_id =~ /^\d+$/);
    PushGlobalSQLState();
    SendSQL("SELECT name FROM products WHERE id = $prod_id");
    my ($prod) = FetchSQLData();
    PopGlobalSQLState();
    return $prod;
}

sub get_component_id {
    my ($prod_id, $comp) = @_;
    return undef unless ($prod_id && ($prod_id =~ /^\d+$/));
    PushGlobalSQLState();
    SendSQL("SELECT id FROM components " .
            "WHERE product_id = $prod_id AND name = " . SqlQuote($comp));
    my ($comp_id) = FetchSQLData();
    PopGlobalSQLState();
    return $comp_id;
}

sub get_component_name {
    my ($comp_id) = @_;
    die "non-numeric comp_id '$comp_id' passed to get_component_name"
      unless ($comp_id =~ /^\d+$/);
    PushGlobalSQLState();
    SendSQL("SELECT name FROM components WHERE id = $comp_id");
    my ($comp) = FetchSQLData();
    PopGlobalSQLState();
    return $comp;
}

# Returns a list of all the legal values for a field that has a
# list of legal values, like rep_platform or resolution.
sub get_legal_field_values {
    my ($field) = @_;
    my $dbh = Bugzilla->dbh;
    my $result_ref = $dbh->selectcol_arrayref(
         "SELECT value FROM $field
           WHERE isactive = ?
        ORDER BY sortkey, value", undef, (1));
    return @$result_ref;
}

sub BugInGroupId {
    my ($bugid, $groupid) = (@_);
    PushGlobalSQLState();
    SendSQL("SELECT CASE WHEN bug_id != 0 THEN 1 ELSE 0 END
            FROM bug_group_map
            WHERE bug_id = $bugid
            AND group_id = $groupid");
    my $bugingroup = FetchOneColumn();
    PopGlobalSQLState();
    return $bugingroup;
}

sub GroupExists {
    my ($groupname) = (@_);
    PushGlobalSQLState();
    SendSQL("SELECT id FROM groups WHERE name=" . SqlQuote($groupname));
    my $id = FetchOneColumn();
    PopGlobalSQLState();
    return $id;
}

sub GroupNameToId {
    my ($groupname) = (@_);
    PushGlobalSQLState();
    SendSQL("SELECT id FROM groups WHERE name=" . SqlQuote($groupname));
    my $id = FetchOneColumn();
    PopGlobalSQLState();
    return $id;
}

sub GroupIdToName {
    my ($groupid) = (@_);
    PushGlobalSQLState();
    SendSQL("SELECT name FROM groups WHERE id = $groupid");
    my $name = FetchOneColumn();
    PopGlobalSQLState();
    return $name;
}


# Determines whether or not a group is active by checking 
# the "isactive" column for the group in the "groups" table.
# Note: This function selects groups by id rather than by name.
sub GroupIsActive {
    my ($groupid) = (@_);
    $groupid ||= 0;
    PushGlobalSQLState();
    SendSQL("SELECT isactive FROM groups WHERE id=$groupid");
    my $isactive = FetchOneColumn();
    PopGlobalSQLState();
    return $isactive;
}

# Determines if the given bug_status string represents an "Opened" bug.  This
# routine ought to be parameterizable somehow, as people tend to introduce
# new states into Bugzilla.

sub IsOpenedState {
    my ($state) = (@_);
    if (grep($_ eq $state, OpenStates())) {
        return 1;
    }
    return 0;
}

# This sub will return an array containing any status that
# is considered an open bug.

sub OpenStates {
    return ('NEW', 'REOPENED', 'ASSIGNED', 'UNCONFIRMED');
}

############# Live code below here (that is, not subroutine defs) #############

use Bugzilla;

1;