aboutsummaryrefslogtreecommitdiffstats
path: root/duplicates.cgi
blob: 11eb52f4981ce858ecf273a50ad5c98864095b65 (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
#!/usr/bonsaitools/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>
#
# Generates mostfreq list from data collected by collectstats.pl.


use diagnostics;
use strict;

use AnyDBM_File;

use lib qw(.);

require "globals.pl";
require "CGI.pl";

# Use global templatisation variables.
use vars qw($template $vars);

ConnectToDatabase(1);
GetVersionTable();

quietly_check_login();

use vars qw (%FORM $userid $usergroupset @legal_product);

my %dbmcount;
my %count;
my %before;

# Get params from URL
sub formvalue {
    my ($name, $default) = (@_);
    return $FORM{$name} || $default || "";
}

my $sortby = formvalue("sortby");
my $changedsince = formvalue("changedsince", 7);
my $maxrows = formvalue("maxrows", 100);
my $openonly = formvalue("openonly");
my $reverse = formvalue("reverse");
my $product = formvalue("product");
my $sortvisible = formvalue("sortvisible");
my @buglist = (split(/[:,]/, formvalue("bug_id")));

# Small backwards-compatibility hack, dated 2002-04-10.
$sortby = "count" if $sortby eq "dup_count";

# Open today's record of dupes
my $today = days_ago(0);
my $yesterday = days_ago(1);

# We don't know the exact file name, because the extention depends on the
# underlying dbm library, which could be anything. We can't glob, because
# perl < 5.6 considers if (<*>) { ... } to be tainted
# Instead, just check the return value for today's data and yesterday's,
# and ignore file not found errors

use Errno;
use Fcntl;

if (!tie(%dbmcount, 'AnyDBM_File', "data/duplicates/dupes$today",
         O_RDONLY, 0644)) {
    if ($!{ENOENT}) {
        if (!tie(%dbmcount, 'AnyDBM_File', "data/duplicates/dupes$yesterday",
                 O_RDONLY, 0644)) {
            if ($!{ENOENT}) {
                ThrowUserError("There are no duplicate statistics for today " .
                               "($today) or yesterday.",
                               "Cannot find duplicate statistics");
            } else {
                ThrowUserError("There are no duplicate statistics for today " .
                               "($today), and an error occurred when " .
                               "accessing yesterday's dupes file: $!.",
                               "Error reading yesterday's dupes file");
            }
        }
    } else {
        ThrowUserError("An error occurred when accessing today ($today)'s " .
                       "dupes file: $!.",
                       "Error reading today's dupes file");
    }
}

# Copy hash (so we don't mess up the on-disk file when we remove entries)
%count = %dbmcount;

# Remove all those dupes under the threshold parameter. 
# We do this, before the sorting, for performance reasons.
my $threshold = Param("mostfreqthreshold");

while (my ($key, $value) = each %count) {
    delete $count{$key} if ($value < $threshold);
}

# Try and open the database from "changedsince" days ago
my $dobefore = 0;
my %delta;
my $whenever = days_ago($changedsince);    

if (!tie(%before, 'AnyDBM_File', "data/duplicates/dupes$whenever",
         O_RDONLY, 0644)) {
    # Ignore file not found errors
    if (!$!{ENOENT}) {
        ThrowUserError("Can't open $changedsince days ago ($whenever)'s " .
                       "dupes file: $!",
                       "Error reading previous dupes file");
    }
} else {
    # Calculate the deltas
    ($delta{$_} = $count{$_} - $before{$_}) foreach (keys(%count));

    $dobefore = 1;
}

# Don't add CLOSED, and don't add VERIFIED unless they are INVALID or 
# WONTFIX. We want to see VERIFIED INVALID and WONTFIX because common 
# "bugs" which aren't bugs end up in this state.
my $generic_query = "
  SELECT component, bug_severity, op_sys, target_milestone,
         short_desc, bug_status, resolution
  FROM bugs 
  WHERE (bug_status != 'CLOSED') 
  AND   ((bug_status = 'VERIFIED' AND resolution IN ('INVALID', 'WONTFIX')) 
         OR (bug_status != 'VERIFIED'))
  AND ";

# Limit to a single product if requested             
$generic_query .= (" product = " . SqlQuote($product) . " AND ") if $product;
 
my @bugs;
my @bug_ids; 
my $loop = 0;

foreach my $id (keys(%count)) {
    # Maximum row count is dealt with in the template.
    # If there's a buglist, restrict the bugs to that list.
    next if $sortvisible && $buglist[0] && (lsearch(\@buglist, $id) == -1);

    SendSQL(SelectVisible("$generic_query bugs.bug_id = $id", 
                           $userid, 
                           $usergroupset));
                           
    next unless MoreSQLData();
    my ($component, $bug_severity, $op_sys, $target_milestone, 
        $short_desc, $bug_status, $resolution) = FetchSQLData();

    # Limit to open bugs only if requested
    next if $openonly && ($resolution ne "");

    push (@bugs, { id => $id,
                   count => $count{$id},
                   delta => $delta{$id}, 
                   component => $component,
                   bug_severity => $bug_severity,
                   op_sys => $op_sys,
                   target_milestone => $target_milestone,
                   short_desc => $short_desc,
                   bug_status => $bug_status, 
                   resolution => $resolution });
    push (@bug_ids, $id); 
    $loop++;                
}

$vars->{'bugs'} = \@bugs;
$vars->{'bug_ids'} = \@bug_ids;

$vars->{'dobefore'} = $dobefore;
$vars->{'sortby'} = $sortby;
$vars->{'sortvisible'} = $sortvisible;
$vars->{'changedsince'} = $changedsince;
$vars->{'maxrows'} = $maxrows;
$vars->{'openonly'} = $openonly;
$vars->{'reverse'} = $reverse;
$vars->{'product'} = $product;
$vars->{'products'} = \@::legal_product;

print "Content-type: text/html\n\n";

# Generate and return the UI (HTML page) from the appropriate template.
$template->process("report/duplicates.html.tmpl", $vars)
  || DisplayError("Template process failed: " . $template->error())
  && exit;


sub days_ago {
    my ($dom, $mon, $year) = (localtime(time - ($_[0]*24*60*60)))[3, 4, 5];
    return sprintf "%04d-%02d-%02d", 1900 + $year, ++$mon, $dom;
}