aboutsummaryrefslogtreecommitdiffstats
path: root/editclassifications.cgi
blob: 54f0c26ae730baa509382b283390da948ef27cf3 (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
#!/usr/bin/perl -wT
# -*- Mode: perl; indent-tabs-mode: nil; cperl-indent-level: 4 -*-
#
# 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 Albert Ting
#
# Contributor(s): Albert Ting <alt@sonic.net>
#                 Max Kanat-Alexander <mkanat@kerio.com>
#
# Direct any questions on this source code to mozilla.org

use strict;
use lib ".";

use Bugzilla;
use Bugzilla::Constants;
use Bugzilla::Util;
use Bugzilla::Error;
use Bugzilla::Config;

my $cgi = Bugzilla->cgi;
my $dbh = Bugzilla->dbh;
my $template = Bugzilla->template;
my $vars = {};

# TestClassification:  just returns if the specified classification does exist
# CheckClassification: same check, optionally  emit an error text

sub TestClassification ($) {
    my $cl = shift;
    my $dbh = Bugzilla->dbh;

    trick_taint($cl);
    # does the classification exist?
    my $sth = $dbh->prepare("SELECT name
                             FROM classifications
                             WHERE name=?");
    $sth->execute($cl);
    my @row = $sth->fetchrow_array();
    return $row[0];
}

sub CheckClassification ($) {
    my $cl = shift;

    unless ($cl) {
        ThrowUserError("classification_not_specified");
    }
    if (! TestClassification($cl)) {
        ThrowUserError("classification_doesnt_exist", { name => $cl });
    }
}

sub LoadTemplate ($) {
    my $action = shift;

    $action =~ /(\w+)/;
    $action = $1;
    print $cgi->header();
    $template->process("admin/classifications/$action.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
    exit;
}

#
# Preliminary checks:
#

Bugzilla->login(LOGIN_REQUIRED);

print $cgi->header();

exists Bugzilla->user->groups->{'editclassifications'}
  || ThrowUserError("auth_failure", {group  => "editclassifications",
                                     action => "edit",
                                     object => "classifications"});

ThrowUserError("auth_classification_not_enabled") unless Param("useclassification");

#
# often used variables
#
my $action = trim($cgi->param('action') || '');
my $classification = trim($cgi->param('classification') || '');
trick_taint($classification);
$vars->{'classification'} = $classification;

#
# action='' -> Show nice list of classifications
#

unless ($action) {
    my @classifications;
    # left join is tricky
    #   - must select "classifications" fields if you want a REAL value
    #   - must use "count(products.classification_id)" if you want a true
    #     count.  If you use count(classifications.id), it will return 1 for NULL
    #   - must use "group by classifications.id" instead of
    #     products.classification_id. Otherwise it won't look for all
    #     classification ids, just the ones used by the products.
    my $sth = $dbh->prepare("SELECT classifications.id,classifications.name,
                                    classifications.description,
                                    COUNT(classification_id) as total
                             FROM classifications
                             LEFT JOIN products ON classifications.id=products.classification_id
                             GROUP BY classifications.id
                             ORDER BY name");
    $sth->execute();
    while (my ($id,$classification,$description,$total) = $sth->fetchrow_array()) {
        my $cl = {};
        $cl->{'id'} = $id;
        $cl->{'classification'} = $classification;
        $cl->{'description'} = $description if (defined $description);
        $cl->{'total'} = $total;

        push(@classifications, $cl);
    }

    $vars->{'classifications'} = \@classifications;
    LoadTemplate("select");
}

#
# action='add' -> present form for parameters for new classification
#
# (next action will be 'new')
#

if ($action eq 'add') {
    LoadTemplate($action);
}

#
# action='new' -> add classification entered in the 'action=add' screen
#

if ($action eq 'new') {
    if (TestClassification($classification)) {
        ThrowUserError("classification_already_exists", { name => $classification });
    }
    my $description = trim($cgi->param('description')  || '');
    trick_taint($description);

    # Add the new classification.
    my $sth = $dbh->prepare("INSERT INTO classifications (name,description)
                            VALUES (?,?)");
    $sth->execute($classification,$description);

    # Make versioncache flush
    unlink "data/versioncache";

    LoadTemplate($action);
}

#
# action='del' -> ask if user really wants to delete
#
# (next action would be 'delete')
#

if ($action eq 'del') {
    CheckClassification($classification);
    my $sth;

    # display some data about the classification
    $sth = $dbh->prepare("SELECT id, description
                          FROM classifications
                          WHERE name=?");
    $sth->execute($classification);
    my ($classification_id, $description) = $sth->fetchrow_array();

    ThrowUserError("classification_not_deletable") if ($classification_id eq "1");

    $sth = $dbh->prepare("SELECT name
                          FROM products
                          WHERE classification_id=$classification_id");
    $sth->execute();
    ThrowUserError("classification_has_products") if ($sth->fetchrow_array());

    $vars->{'description'} = $description if (defined $description);

    LoadTemplate($action);
}

#
# action='delete' -> really delete the classification
#

if ($action eq 'delete') {
    CheckClassification($classification);

    my $sth;
    my $classification_id = get_classification_id($classification);

    if ($classification_id == 1) {
        ThrowUserError("cant_delete_default_classification", { name => $classification });
    }

    # lock the tables before we start to change everything:
    $dbh->bz_lock_tables('classifications WRITE', 'products WRITE');

    # delete
    $sth = $dbh->prepare("DELETE FROM classifications WHERE id=?");
    $sth->execute($classification_id);

    # update products just in case
    $sth = $dbh->prepare("UPDATE products 
                          SET classification_id=1
                          WHERE classification_id=?");
    $sth->execute($classification_id);

    $dbh->bz_unlock_tables();

    unlink "data/versioncache";

    LoadTemplate($action);
}

#
# action='edit' -> present the edit classifications from
#
# (next action would be 'update')
#

if ($action eq 'edit') {
    CheckClassification($classification);

    my @products = ();
    my $has_products = 0;
    my $sth;
    

    # get data of classification
    $sth = $dbh->prepare("SELECT id,description
                          FROM classifications
                          WHERE name=?");
    $sth->execute($classification);
    my ($classification_id,$description) = $sth->fetchrow_array();
    $vars->{'description'} = $description if (defined $description);

    $sth = $dbh->prepare("SELECT name,description
                          FROM products
                          WHERE classification_id=?
                          ORDER BY name");
    $sth->execute($classification_id);
    while ( my ($product, $prod_description) = $sth->fetchrow_array()) {
        my $prod = {};
        $has_products = 1;
        $prod->{'name'} = $product;
        $prod->{'description'} = $prod_description if (defined $prod_description);
        push(@products, $prod);
    }
    $vars->{'products'} = \@products if ($has_products);

    LoadTemplate($action);
}

#
# action='update' -> update the classification
#

if ($action eq 'update') {
    my $classificationold   = trim($cgi->param('classificationold')   || '');
    my $description         = trim($cgi->param('description')         || '');
    my $descriptionold      = trim($cgi->param('descriptionold')      || '');
    my $checkvotes = 0;
    my $sth;

    CheckClassification($classificationold);

    my $classification_id = get_classification_id($classificationold);
    trick_taint($description);

    # Note that we got the $classification_id using $classificationold
    # above so it will remain static even after we rename the
    # classification in the database.

    $dbh->bz_lock_tables('classifications WRITE');

    if ($description ne $descriptionold) {
        $sth = $dbh->prepare("UPDATE classifications
                              SET description=?
                              WHERE id=?");
        $sth->execute($description,$classification_id);
        $vars->{'updated_description'} = 1;
    }

    if ($classification ne $classificationold) {
        unless ($classification) {
            $dbh->bz_unlock_tables(UNLOCK_ABORT);
            ThrowUserError("classification_not_specified")
        }
        
        if (TestClassification($classification)) {
            $dbh->bz_unlock_tables(UNLOCK_ABORT);
            ThrowUserError("classification_already_exists", { name => $classification });
        }
        $sth = $dbh->prepare("UPDATE classifications
                              SET name=? WHERE id=?");
        $sth->execute($classification,$classification_id);
        $vars->{'updated_classification'} = 1;
    }
    $dbh->bz_unlock_tables();

    unlink "data/versioncache";
    LoadTemplate($action);
}

#
# action='reclassify' -> reclassify products for the classification
#

if ($action eq 'reclassify') {
    CheckClassification($classification);
    my $sth;

    # display some data about the classification
    $sth = $dbh->prepare("SELECT id, description
                          FROM classifications
                          WHERE name=?");
    $sth->execute($classification);
    my ($classification_id, $description) = $sth->fetchrow_array();

    $vars->{'description'} = $description if (defined $description);

    $sth = $dbh->prepare("UPDATE products
                          SET classification_id=?
                          WHERE name=?");
    if (defined $cgi->param('add_products')) {
        if (defined $cgi->param('prodlist')) {
            foreach my $prod ($cgi->param("prodlist")) {
                trick_taint($prod);
                $sth->execute($classification_id,$prod);
            }
        }
    } elsif (defined $cgi->param('remove_products')) {
        if (defined $cgi->param('myprodlist')) {
            foreach my $prod ($cgi->param("myprodlist")) {
                trick_taint($prod);
                $sth->execute(1,$prod);
            }
        }
    } elsif (defined $cgi->param('migrate_products')) {
        if (defined $cgi->param('clprodlist')) {
            foreach my $prod ($cgi->param("clprodlist")) {
                trick_taint($prod);
                $sth->execute($classification_id,$prod);
            }
        }
    }

    my @selected_products = ();
    my @class_products = ();

    $sth = $dbh->prepare("SELECT classifications.id,
                                 products.name,
                                 classifications.name,
                                 classifications.id > 1 as unknown
                           FROM products,classifications
                           WHERE classifications.id=products.classification_id
                           ORDER BY unknown, products.name, classifications.name");
    $sth->execute();
    while ( my ($clid, $name, $clname) = $sth->fetchrow_array() ) {
        if ($clid == $classification_id) {
            push(@selected_products,$name);
        } else {
            my $cl = {};
            if ($clid == 1) {
                $cl->{'name'} = "[$clname] $name";
            } else {
                $cl->{'name'} = "$name [$clname]";
            }
            $cl->{'value'} = $name;
            push(@class_products,$cl);
        }
    }
    $vars->{'selected_products'} = \@selected_products;
    $vars->{'class_products'} = \@class_products;

    LoadTemplate($action);
}

#
# No valid action found
#

ThrowCodeError("action_unrecognized", $vars);