mozilla
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pjs
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pjs/webtools/bugzilla/votes.cgi

372 строки
14 KiB
Perl
Executable File
Исходник Ответственный История

#!/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): Terry Weissman <terry@mozilla.org>
# Stephan Niemz <st.n@gmx.net>
# Christopher Aillon <christopher@aillon.com>
# Gervase Markham <gerv@gerv.net>
use strict;
use lib ".";
use Bugzilla;
use Bugzilla::Constants;
use Bugzilla::Bug;
use Bugzilla::User;
require "globals.pl";
my $cgi = Bugzilla->cgi;
my $template = Bugzilla->template;
my $vars = {};
# If the action is show_bug, you need a bug_id.
# If the action is show_user, you can supply a userid to show the votes for
# another user, otherwise you see your own.
# If the action is vote, your votes are set to those encoded in the URL as
# <bug_id>=<votes>.
#
# If no action is defined, we default to show_bug if a bug_id is given,
# otherwise to show_user.
my $bug_id = $cgi->param('bug_id');
my $action = $cgi->param('action') || ($bug_id ? "show_bug" : "show_user");
if ($action eq "show_bug" ||
($action eq "show_user" && defined $cgi->param('user')))
{
Bugzilla->login();
}
else {
Bugzilla->login(LOGIN_REQUIRED);
}
################################################################################
# Begin Data/Security Validation
################################################################################
# Make sure the bug ID is a positive integer representing an existing
# bug that the user is authorized to access.
ValidateBugID($bug_id) if defined $bug_id;
################################################################################
# End Data/Security Validation
################################################################################
if ($action eq "show_bug") {
show_bug();
}
elsif ($action eq "show_user") {
show_user();
}
elsif ($action eq "vote") {
record_votes() if Param('usevotes');
show_user();
}
else {
ThrowCodeError("unknown_action", {action => $action});
}
exit;
# Display the names of all the people voting for this one bug.
sub show_bug {
my $cgi = Bugzilla->cgi;
my $dbh = Bugzilla->dbh;
ThrowCodeError("missing_bug_id") unless defined $bug_id;
$vars->{'bug_id'} = $bug_id;
$vars->{'users'} =
$dbh->selectall_arrayref('SELECT profiles.login_name, votes.vote_count
FROM votes
INNER JOIN profiles
ON profiles.userid = votes.who
WHERE votes.bug_id = ?',
{'Slice' => {}}, $bug_id);
print $cgi->header();
$template->process("bug/votes/list-for-bug.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
# Display all the votes for a particular user. If it's the user
# doing the viewing, give them the option to edit them too.
sub show_user {
GetVersionTable();
my $cgi = Bugzilla->cgi;
my $dbh = Bugzilla->dbh;
my $user = Bugzilla->user;
# If a bug_id is given, and we're editing, we'll add it to the votes list.
$bug_id ||= "";
my $name = $cgi->param('user') || $user->login;
my $who = login_to_id($name, THROW_ERROR);
my $userid = $user->id;
my $canedit = (Param('usevotes') && $userid == $who) ? 1 : 0;
$dbh->bz_lock_tables('bugs READ', 'products READ', 'votes WRITE',
'cc READ', 'bug_group_map READ', 'user_group_map READ',
'group_group_map READ', 'groups READ');
if ($canedit && $bug_id) {
# Make sure there is an entry for this bug
# in the vote table, just so that things display right.
my $has_votes = $dbh->selectrow_array('SELECT vote_count FROM votes
WHERE bug_id = ? AND who = ?',
undef, ($bug_id, $who));
if (!$has_votes) {
$dbh->do('INSERT INTO votes (who, bug_id, vote_count)
VALUES (?, ?, 0)', undef, ($who, $bug_id));
}
}
# Calculate the max votes per bug for each product; doing it here means
# we can do it all in one query.
my %maxvotesperbug;
if($canedit) {
my $products = $dbh->selectall_arrayref('SELECT name, maxvotesperbug
FROM products');
foreach (@$products) {
my ($prod, $max) = @$_;
$maxvotesperbug{$prod} = $max;
}
}
my @products;
# Read the votes data for this user for each product
foreach my $product (sort(keys(%::prodmaxvotes))) {
next if $::prodmaxvotes{$product} <= 0;
my @bugs;
my $total = 0;
my $onevoteonly = 0;
my $vote_list =
$dbh->selectall_arrayref('SELECT votes.bug_id, votes.vote_count,
bugs.short_desc, bugs.bug_status
FROM votes
INNER JOIN bugs ON votes.bug_id = bugs.bug_id
INNER JOIN products ON bugs.product_id = products.id
WHERE votes.who = ? AND products.name = ?
ORDER BY votes.bug_id',
undef, ($who, $product));
foreach (@$vote_list) {
my ($id, $count, $summary, $status) = @$_;
$total += $count;
# Next if user can't see this bug. So, the totals will be correct
# and they can see there are votes 'missing', but not on what bug
# they are. This seems a reasonable compromise; the alternative is
# to lie in the totals.
next if !$user->can_see_bug($id);
push (@bugs, { id => $id,
summary => $summary,
count => $count,
opened => is_open_state($status) });
}
# In case we didn't populate this earlier (i.e. an error, or
# a not logged in user viewing a users votes)
$maxvotesperbug{$product} ||= 0;
$onevoteonly = 1 if (min($::prodmaxvotes{$product},
$maxvotesperbug{$product}) == 1);
# Only add the product for display if there are any bugs in it.
if ($#bugs > -1) {
push (@products, { name => $product,
bugs => \@bugs,
onevoteonly => $onevoteonly,
total => $total,
maxvotes => $::prodmaxvotes{$product},
maxperbug => $maxvotesperbug{$product} });
}
}
$dbh->do('DELETE FROM votes WHERE vote_count <= 0');
$dbh->bz_unlock_tables();
$vars->{'canedit'} = $canedit;
$vars->{'voting_user'} = { "login" => $name };
$vars->{'products'} = \@products;
$vars->{'bug_id'} = $bug_id;
print $cgi->header();
$template->process("bug/votes/list-for-user.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
# Update the user's votes in the database.
sub record_votes {
############################################################################
# Begin Data/Security Validation
############################################################################
my $cgi = Bugzilla->cgi;
my $dbh = Bugzilla->dbh;
# Build a list of bug IDs for which votes have been submitted. Votes
# are submitted in form fields in which the field names are the bug
# IDs and the field values are the number of votes.
my @buglist = grep {/^[1-9][0-9]*$/} $cgi->param();
# If no bugs are in the buglist, let's make sure the user gets notified
# that their votes will get nuked if they continue.
if (scalar(@buglist) == 0) {
if (!defined $cgi->param('delete_all_votes')) {
print $cgi->header();
$template->process("bug/votes/delete-all.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit();
}
elsif ($cgi->param('delete_all_votes') == 0) {
print $cgi->redirect("votes.cgi");
exit();
}
}
# Call ValidateBugID on each bug ID to make sure it is a positive
# integer representing an existing bug that the user is authorized
# to access, and make sure the number of votes submitted is also
# a non-negative integer (a series of digits not preceded by a
# minus sign).
my %votes;
foreach my $id (@buglist) {
ValidateBugID($id);
$votes{$id} = $cgi->param($id);
detaint_natural($votes{$id})
|| ThrowUserError("votes_must_be_nonnegative");
}
############################################################################
# End Data/Security Validation
############################################################################
GetVersionTable();
my $who = Bugzilla->user->id;
# If the user is voting for bugs, make sure they aren't overstuffing
# the ballot box.
if (scalar(@buglist)) {
my $product_vote_settings =
$dbh->selectall_arrayref('SELECT bugs.bug_id, products.name,
products.maxvotesperbug
FROM bugs
INNER JOIN products
ON products.id = bugs.product_id
WHERE bugs.bug_id IN
(' . join(', ', @buglist) . ')');
my %prodcount;
foreach (@$product_vote_settings) {
my ($id, $prod, $max) = @$_;
$prodcount{$prod} ||= 0;
$prodcount{$prod} += $votes{$id};
# Make sure we haven't broken the votes-per-bug limit
($votes{$id} <= $max)
|| ThrowUserError("too_many_votes_for_bug",
{max => $max,
product => $prod,
votes => $votes{$id}});
}
# Make sure we haven't broken the votes-per-product limit
foreach my $prod (keys(%prodcount)) {
($prodcount{$prod} <= $::prodmaxvotes{$prod})
|| ThrowUserError("too_many_votes_for_product",
{max => $::prodmaxvotes{$prod},
product => $prod,
votes => $prodcount{$prod}});
}
}
# Update the user's votes in the database. If the user did not submit
# any votes, they may be using a form with checkboxes to remove all their
# votes (checkboxes are not submitted along with other form data when
# they are not checked, and Bugzilla uses them to represent single votes
# for products that only allow one vote per bug). In that case, we still
# need to clear the user's votes from the database.
my %affected;
$dbh->bz_lock_tables('bugs WRITE', 'bugs_activity WRITE',
'votes WRITE', 'longdescs WRITE',
'products READ', 'fielddefs READ');
# Take note of, and delete the user's old votes from the database.
my $bug_list = $dbh->selectcol_arrayref('SELECT bug_id FROM votes
WHERE who = ?', undef, $who);
foreach my $id (@$bug_list) {
$affected{$id} = 1;
}
$dbh->do('DELETE FROM votes WHERE who = ?', undef, $who);
my $sth_insertVotes = $dbh->prepare('INSERT INTO votes (who, bug_id, vote_count)
VALUES (?, ?, ?)');
# Insert the new values in their place
foreach my $id (@buglist) {
if ($votes{$id} > 0) {
$sth_insertVotes->execute($who, $id, $votes{$id});
}
$affected{$id} = 1;
}
# Update the cached values in the bugs table
print $cgi->header();
my @updated_bugs = ();
my $sth_getVotes = $dbh->prepare("SELECT SUM(vote_count) FROM votes
WHERE bug_id = ?");
my $sth_updateVotes = $dbh->prepare("UPDATE bugs SET votes = ?
WHERE bug_id = ?");
foreach my $id (keys %affected) {
$sth_getVotes->execute($id);
my $v = $sth_getVotes->fetchrow_array || 0;
$sth_updateVotes->execute($v, $id);
my $confirmed = CheckIfVotedConfirmed($id, $who);
push (@updated_bugs, $id) if $confirmed;
}
$dbh->bz_unlock_tables();
$vars->{'type'} = "votes";
$vars->{'mailrecipients'} = { 'changer' => $who };
foreach my $bug_id (@updated_bugs) {
$vars->{'id'} = $bug_id;
$template->process("bug/process/results.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
# Set header_done to 1 only after the first bug.
$vars->{'header_done'} = 1;
}
$vars->{'votes_recorded'} = 1;
}
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