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gecko-dev/webtools/bugzilla/report.cgi

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#!/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 ".";
use Bugzilla;
use Bugzilla::Constants;
use Bugzilla::Util;
use Bugzilla::Error;
use Bugzilla::Field;
my $cgi = Bugzilla->cgi;
my $template = Bugzilla->template;
my $vars = {};
my $buffer = $cgi->query_string();
# 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;
Bugzilla->login();
my $dbh = 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);
# 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';
my $results = $dbh->selectall_arrayref($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;
foreach my $result (@$results) {
my ($row, $col, $tbl) = @$result;
# handle empty dimension member names
$row = ' ' if ($row eq '');
$col = ' ' if ($col eq '');
$tbl = ' ' if ($tbl eq '');
$row = "" if ($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 {
ThrowCodeError("unknown_action", {action => $cgi->param('action')});
}
my $format = $template->get_format("reports/report", $formatparam,
scalar($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' => get_legal_field_values('priority'),
'bug_severity' => get_legal_field_values('bug_severity'),
'rep_platform' => get_legal_field_values('rep_platform'),
'op_sys' => get_legal_field_values('op_sys'),
'bug_status' => get_legal_field_values('bug_status'),
'resolution' => [' ', @{get_legal_field_values('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;
}
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