aboutsummaryrefslogtreecommitdiffstats
path: root/report.cgi
blob: 42dc390cbc96e22887fdcd0848506a98f5725def (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
#!/usr/bin/perl -wT
# -*- 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): Gervase Markham <gerv@gerv.net>
#                 <rdean@cambianetworks.com>

use strict;
use lib ".";

require "CGI.pl";

use vars qw($template $vars @legal_opsys @legal_platform @legal_severity);

use Bugzilla;
use Bugzilla::Constants;

my $cgi = Bugzilla->cgi;

# Go straight back to query.cgi if we are adding a boolean chart.
if (grep(/^cmd-/, $cgi->param())) {
    my $params = $cgi->canonicalise_query("format", "ctype");
    my $location = "query.cgi?format=" . $cgi->param('query_format') . 
      ($params ? "&$params" : "");

    print $cgi->redirect($location);
    exit;
}

use Bugzilla::Search;

GetVersionTable();

Bugzilla->login(LOGIN_REQUIRED);

Bugzilla->switch_to_shadow_db();

my $action = $cgi->param('action') || 'menu';

if ($action eq "menu") {
    # No need to do any searching in this case, so bail out early.
    print $cgi->header();
    $template->process("reports/menu.html.tmpl", $vars)
      || ThrowTemplateError($template->error());
    exit;
}

my $col_field = $cgi->param('x_axis_field') || '';
my $row_field = $cgi->param('y_axis_field') || '';
my $tbl_field = $cgi->param('z_axis_field') || '';

if (!($col_field || $row_field || $tbl_field)) {
    ThrowUserError("no_axes_defined");
}

my $width = $cgi->param('width');
my $height = $cgi->param('height');

if (defined($width)) {
   (detaint_natural($width) && $width > 0)
     || ThrowCodeError("invalid_dimensions");
   $width <= 2000 || ThrowUserError("chart_too_large");
}

if (defined($height)) {
   (detaint_natural($height) && $height > 0)
     || ThrowCodeError("invalid_dimensions");
   $height <= 2000 || ThrowUserError("chart_too_large");
}

# These shenanigans are necessary to make sure that both vertical and 
# horizontal 1D tables convert to the correct dimension when you ask to
# display them as some sort of chart.
if (defined $cgi->param('format') && $cgi->param('format') eq "table") {
    if ($col_field && !$row_field) {    
        # 1D *tables* should be displayed vertically (with a row_field only)
        $row_field = $col_field;
        $col_field = '';
    }
}
else {
    if ($row_field && !$col_field) {
        # 1D *charts* should be displayed horizontally (with an col_field only)
        $col_field = $row_field;
        $row_field = '';
    }
}

my %columns;
$columns{'bug_severity'}     = "bugs.bug_severity";        
$columns{'priority'}         = "bugs.priority";
$columns{'rep_platform'}     = "bugs.rep_platform";
$columns{'assigned_to'}      = "map_assigned_to.login_name";
$columns{'reporter'}         = "map_reporter.login_name";
$columns{'qa_contact'}       = "map_qa_contact.login_name";
$columns{'bug_status'}       = "bugs.bug_status";
$columns{'resolution'}       = "bugs.resolution";
$columns{'component'}        = "map_components.name";
$columns{'product'}          = "map_products.name";
$columns{'classification'}   = "map_classifications.name";
$columns{'version'}          = "bugs.version";
$columns{'op_sys'}           = "bugs.op_sys";
$columns{'votes'}            = "bugs.votes";
$columns{'keywords'}         = "bugs.keywords";
$columns{'target_milestone'} = "bugs.target_milestone";
# One which means "nothing". Any number would do, really. It just gets SELECTed
# so that we always select 3 items in the query.
$columns{''}                 = "42217354";

# Validate the values in the axis fields or throw an error.
!$row_field 
  || ($columns{$row_field} && trick_taint($row_field))
  || ThrowCodeError("report_axis_invalid", {fld => "x", val => $row_field});
!$col_field 
  || ($columns{$col_field} && trick_taint($col_field))
  || ThrowCodeError("report_axis_invalid", {fld => "y", val => $col_field});
!$tbl_field 
  || ($columns{$tbl_field} && trick_taint($tbl_field))
  || ThrowCodeError("report_axis_invalid", {fld => "z", val => $tbl_field});

my @axis_fields = ($row_field, $col_field, $tbl_field);
my @selectnames = map($columns{$_}, @axis_fields);
# add product if person is requesting classification
if (lsearch(\@axis_fields,"classification") >= 0) {
    if (lsearch(\@axis_fields,"product") < 0) {
        push(@selectnames,($columns{'product'}));
    }
}

# Clone the params, so that Bugzilla::Search can modify them
my $params = new Bugzilla::CGI($cgi);
my $search = new Bugzilla::Search('fields' => \@selectnames, 
                                  'params' => $params);
my $query = $search->getSQL();

$::SIG{TERM} = 'DEFAULT';
$::SIG{PIPE} = 'DEFAULT';

SendSQL($query);

# We have a hash of hashes for the data itself, and a hash to hold the 
# row/col/table names.
my %data;
my %names;

# Read the bug data and count the bugs for each possible value of row, column
# and table.
#
# We detect a numerical field, and sort appropriately, if all the values are
# numeric.
my $col_isnumeric = 1;
my $row_isnumeric = 1;
my $tbl_isnumeric = 1;

while (MoreSQLData()) {
    my ($row, $col, $tbl) = FetchSQLData();
    $row = "" if ($row eq $columns{''});
    $col = "" if ($col eq $columns{''});
    $tbl = "" if ($tbl eq $columns{''});
    
    # account for the fact that names may start with '_' or '.'.  Change this 
    # so the template doesn't hide hash elements with those keys
    $row =~ s/^([._])/ $1/;
    $col =~ s/^([._])/ $1/;
    $tbl =~ s/^([._])/ $1/;

    $data{$tbl}{$col}{$row}++;
    $names{"col"}{$col}++;
    $names{"row"}{$row}++;
    $names{"tbl"}{$tbl}++;
    
    $col_isnumeric &&= ($col =~ /^-?\d+(\.\d+)?$/o);
    $row_isnumeric &&= ($row =~ /^-?\d+(\.\d+)?$/o);
    $tbl_isnumeric &&= ($tbl =~ /^-?\d+(\.\d+)?$/o);
}

my @col_names = @{get_names($names{"col"}, $col_isnumeric, $col_field)};
my @row_names = @{get_names($names{"row"}, $row_isnumeric, $row_field)};
my @tbl_names = @{get_names($names{"tbl"}, $tbl_isnumeric, $tbl_field)};

# The GD::Graph package requires a particular format of data, so once we've
# gathered everything into the hashes and made sure we know the size of the
# data, we reformat it into an array of arrays of arrays of data.
push(@tbl_names, "-total-") if (scalar(@tbl_names) > 1);
    
my @image_data;
foreach my $tbl (@tbl_names) {
    my @tbl_data;
    push(@tbl_data, \@col_names);
    foreach my $row (@row_names) {
        my @col_data;
        foreach my $col (@col_names) {
            $data{$tbl}{$col}{$row} = $data{$tbl}{$col}{$row} || 0;
            push(@col_data, $data{$tbl}{$col}{$row});
            if ($tbl ne "-total-") {
                # This is a bit sneaky. We spend every loop except the last
                # building up the -total- data, and then last time round,
                # we process it as another tbl, and push() the total values 
                # into the image_data array.
                $data{"-total-"}{$col}{$row} += $data{$tbl}{$col}{$row};
            }
        }

        push(@tbl_data, \@col_data);
    }
    
    unshift(@image_data, \@tbl_data);
}

$vars->{'col_field'} = $col_field;
$vars->{'row_field'} = $row_field;
$vars->{'tbl_field'} = $tbl_field;
$vars->{'time'} = time();

$vars->{'col_names'} = \@col_names;
$vars->{'row_names'} = \@row_names;
$vars->{'tbl_names'} = \@tbl_names;

# Below a certain width, we don't see any bars, so there needs to be a minimum.
if ($width && $cgi->param('format') eq "bar") {
    my $min_width = (scalar(@col_names) || 1) * 20;

    if (!$cgi->param('cumulate')) {
        $min_width *= (scalar(@row_names) || 1);
    }

    $vars->{'min_width'} = $min_width;
}

$vars->{'width'} = $width if $width;
$vars->{'height'} = $height if $height;

$vars->{'query'} = $query;
$vars->{'debug'} = $cgi->param('debug');

my $formatparam = $cgi->param('format');

if ($action eq "wrap") {
    # So which template are we using? If action is "wrap", we will be using
    # no format (it gets passed through to be the format of the actual data),
    # and either report.csv.tmpl (CSV), or report.html.tmpl (everything else).
    # report.html.tmpl produces an HTML framework for either tables of HTML
    # data, or images generated by calling report.cgi again with action as
    # "plot".
    $formatparam =~ s/[^a-zA-Z\-]//g;
    trick_taint($formatparam);
    $vars->{'format'} = $formatparam;
    $formatparam = '';

    # We need to keep track of the defined restrictions on each of the 
    # axes, because buglistbase, below, throws them away. Without this, we
    # get buglistlinks wrong if there is a restriction on an axis field.
    $vars->{'col_vals'} = join("&", $::buffer =~ /[&?]($col_field=[^&]+)/g);
    $vars->{'row_vals'} = join("&", $::buffer =~ /[&?]($row_field=[^&]+)/g);
    $vars->{'tbl_vals'} = join("&", $::buffer =~ /[&?]($tbl_field=[^&]+)/g);
    
    # We need a number of different variants of the base URL for different
    # URLs in the HTML.
    $vars->{'buglistbase'} = $cgi->canonicalise_query(
                                 "x_axis_field", "y_axis_field", "z_axis_field",
                               "ctype", "format", "query_format", @axis_fields);
    $vars->{'imagebase'}   = $cgi->canonicalise_query( 
                    $tbl_field, "action", "ctype", "format", "width", "height");
    $vars->{'switchbase'}  = $cgi->canonicalise_query( 
                "query_format", "action", "ctype", "format", "width", "height");
    $vars->{'data'} = \%data;
}
elsif ($action eq "plot") {
    # If action is "plot", we will be using a format as normal (pie, bar etc.)
    # and a ctype as normal (currently only png.)
    $vars->{'cumulate'} = $cgi->param('cumulate') ? 1 : 0;
    $vars->{'x_labels_vertical'} = $cgi->param('x_labels_vertical') ? 1 : 0;
    $vars->{'data'} = \@image_data;
}
else {
    ThrowUserError("unknown_action", {action => $cgi->param('action')});
}

my $format = GetFormat("reports/report", $formatparam, $cgi->param('ctype'));

# If we get a template or CGI error, it comes out as HTML, which isn't valid
# PNG data, and the browser just displays a "corrupt PNG" message. So, you can
# set debug=1 to always get an HTML content-type, and view the error.
$format->{'ctype'} = "text/html" if $cgi->param('debug');

my @time = localtime(time());
my $date = sprintf "%04d-%02d-%02d", 1900+$time[5],$time[4]+1,$time[3];
my $filename = "report-$date.$format->{extension}";
print $cgi->header(-type => $format->{'ctype'},
                   -content_disposition => "inline; filename=$filename");

# Problems with this CGI are often due to malformed data. Setting debug=1
# prints out both data structures.
if ($cgi->param('debug')) {
    require Data::Dumper;
    print "<pre>data hash:\n";
    print Data::Dumper::Dumper(%data) . "\n\n";
    print "data array:\n";
    print Data::Dumper::Dumper(@image_data) . "\n\n</pre>";
}

$template->process("$format->{'template'}", $vars)
  || ThrowTemplateError($template->error());

exit;


sub get_names {
    my ($names, $isnumeric, $field) = @_;
  
    # These are all the fields we want to preserve the order of in reports.
    my %fields = ('priority'     => \@::legal_priority,
                  'bug_severity' => \@::legal_severity,
                  'rep_platform' => \@::legal_platform,
                  'op_sys'       => \@::legal_opsys,
                  'bug_status'   => \@::legal_bug_status,
                  'resolution'   => \@::legal_resolution);
    
    my $field_list = $fields{$field};
    my @sorted;
    
    if ($field_list) {
        my @unsorted = keys %{$names};
        
        # Extract the used fields from the field_list, in the order they 
        # appear in the field_list. This lets us keep e.g. severities in
        # the normal order.
        #
        # This is O(n^2) but it shouldn't matter for short lists.
        @sorted = map {lsearch(\@unsorted, $_) == -1 ? () : $_} @{$field_list};
    }  
    elsif ($isnumeric) {
        # It's not a field we are preserving the order of, so sort it 
        # numerically...
        sub numerically { $a <=> $b }
        @sorted = sort numerically keys(%{$names});
    } else {
        # ...or alphabetically, as appropriate.
        @sorted = sort(keys(%{$names}));
    }
  
    return \@sorted;
}