mozilla-history/webtools/bugzilla/CGI.pl

1073 строки
38 KiB
Perl

# -*- 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>
# Dan Mosedale <dmose@mozilla.org>
# Joe Robins <jmrobins@tgix.com>
# Dave Miller <justdave@syndicomm.com>
# Christopher Aillon <christopher@aillon.com>
# Gervase Markham <gerv@gerv.net>
# Christian Reis <kiko@async.com.br>
# Contains some global routines used throughout the CGI scripts of Bugzilla.
use strict;
use lib ".";
# use Carp; # for confess
use Bugzilla::Util;
use Bugzilla::Config;
# commented out the following snippet of code. this tosses errors into the
# CGI if you are perl 5.6, and doesn't if you have perl 5.003.
# We want to check for the existence of the LDAP modules here.
# eval "use Mozilla::LDAP::Conn";
# my $have_ldap = $@ ? 0 : 1;
# Shut up misguided -w warnings about "used only once". For some reason,
# "use vars" chokes on me when I try it here.
sub CGI_pl_sillyness {
my $zz;
$zz = %::MFORM;
$zz = %::dontchange;
}
use CGI::Carp qw(fatalsToBrowser);
require 'globals.pl';
use vars qw($template $vars);
# If Bugzilla is shut down, do not go any further, just display a message
# to the user about the downtime. (do)editparams.cgi is exempted from
# this message, of course, since it needs to be available in order for
# the administrator to open Bugzilla back up.
if (Param("shutdownhtml") && $0 !~ m:[\\/](do)?editparams.cgi$:) {
$::vars->{'message'} = "shutdown";
# Return the appropriate HTTP response headers.
print "Content-Type: text/html\n\n";
# Generate and return an HTML message about the downtime.
$::template->process("global/message.html.tmpl", $::vars)
|| ThrowTemplateError($::template->error());
exit;
}
# Implementations of several of the below were blatently stolen from CGI.pm,
# by Lincoln D. Stein.
# Get rid of all the %xx encoding and the like from the given URL.
sub url_decode {
my ($todecode) = (@_);
$todecode =~ tr/+/ /; # pluses become spaces
$todecode =~ s/%([0-9a-fA-F]{2})/pack("c",hex($1))/ge;
return $todecode;
}
# Quotify a string, suitable for putting into a URL.
sub url_quote {
my($toencode) = (@_);
$toencode=~s/([^a-zA-Z0-9_\-.])/uc sprintf("%%%02x",ord($1))/eg;
return $toencode;
}
sub ParseUrlString {
my ($buffer, $f, $m) = (@_);
undef %$f;
undef %$m;
my %isnull;
# We must make sure that the CGI params remain tainted.
# This means that if for some reason you want to make this code
# use a regexp and $1, $2, ... (or use a helper function which does so)
# you must |use re 'taint'| _and_ make sure that you don't run into
# http://bugs.perl.org/perlbug.cgi?req=bug_id&bug_id=20020704.001
my @args = split('&', $buffer);
foreach my $arg (@args) {
my ($name, $value) = split('=', $arg, 2);
$value = '' if not defined $value;
$name = url_decode($name);
$value = url_decode($value);
if ($value ne "") {
if (defined $f->{$name}) {
$f->{$name} .= $value;
my $ref = $m->{$name};
push @$ref, $value;
} else {
$f->{$name} = $value;
$m->{$name} = [$value];
}
} else {
$isnull{$name} = 1;
}
}
if (%isnull) {
foreach my $name (keys(%isnull)) {
if (!defined $f->{$name}) {
$f->{$name} = "";
$m->{$name} = [];
}
}
}
}
sub ProcessFormFields {
my ($buffer) = (@_);
return ParseUrlString($buffer, \%::FORM, \%::MFORM);
}
sub ProcessMultipartFormFields {
my ($boundary) = @_;
# Initialize variables that store whether or not we are parsing a header,
# the name of the part we are parsing, and its value (which is incomplete
# until we finish parsing the part).
my $inheader = 1;
my $fieldname = "";
my $fieldvalue = "";
# Read the input stream line by line and parse it into a series of parts,
# each one containing a single form field and its value and each one
# separated from the next by the value of $boundary.
my $remaining = $ENV{"CONTENT_LENGTH"};
while ($remaining > 0 && ($_ = <STDIN>)) {
$remaining -= length($_);
# If the current input line is a boundary line, save the previous
# form value and reset the storage variables.
if ($_ =~ m/^-*\Q$boundary\E/) {
if ( $fieldname ) {
chomp($fieldvalue);
$fieldvalue =~ s/\r$//;
if ( defined $::FORM{$fieldname} ) {
$::FORM{$fieldname} .= $fieldvalue;
push @{$::MFORM{$fieldname}}, $fieldvalue;
} else {
$::FORM{$fieldname} = $fieldvalue;
$::MFORM{$fieldname} = [$fieldvalue];
}
}
$inheader = 1;
$fieldname = "";
$fieldvalue = "";
# If the current input line is a header line, look for a blank line
# (meaning the end of the headers), a Content-Disposition header
# (containing the field name and, for uploaded file parts, the file
# name), or a Content-Type header (containing the content type for
# file parts).
} elsif ( $inheader ) {
if (m/^\s*$/) {
$inheader = 0;
} elsif (m/^Content-Disposition:\s*form-data\s*;\s*name\s*=\s*"([^\"]+)"/i) {
$fieldname = $1;
if (m/;\s*filename\s*=\s*"([^\"]+)"/i) {
$::FILE{$fieldname}->{'filename'} = $1;
}
} elsif ( m|^Content-Type:\s*([^/]+/[^\s;]+)|i ) {
$::FILE{$fieldname}->{'contenttype'} = $1;
}
# If the current input line is neither a boundary line nor a header,
# it must be part of the field value, so append it to the value.
} else {
$fieldvalue .= $_;
}
}
}
# check and see if a given field exists, is non-empty, and is set to a
# legal value. assume a browser bug and abort appropriately if not.
# if $legalsRef is not passed, just check to make sure the value exists and
# is non-NULL
sub CheckFormField (\%$;\@) {
my ($formRef, # a reference to the form to check (a hash)
$fieldname, # the fieldname to check
$legalsRef # (optional) ref to a list of legal values
) = @_;
if ( !defined $formRef->{$fieldname} ||
trim($formRef->{$fieldname}) eq "" ||
(defined($legalsRef) &&
lsearch($legalsRef, $formRef->{$fieldname})<0) ){
SendSQL("SELECT description FROM fielddefs WHERE name=" . SqlQuote($fieldname));
my $result = FetchOneColumn();
if ($result) {
$vars->{'field'} = $result;
}
else {
$vars->{'field'} = $fieldname;
}
ThrowCodeError("illegal_field", "abort");
}
}
# check and see if a given field is defined, and abort if not
sub CheckFormFieldDefined (\%$) {
my ($formRef, # a reference to the form to check (a hash)
$fieldname, # the fieldname to check
) = @_;
if (!defined $formRef->{$fieldname}) {
$vars->{'field'} = $fieldname;
ThrowCodeError("undefined_field");
}
}
sub BugAliasToID {
# Queries the database for the bug with a given alias, and returns
# the ID of the bug if it exists or the undefined value if it doesn't.
my ($alias) = @_;
return undef unless Param("usebugaliases");
PushGlobalSQLState();
SendSQL("SELECT bug_id FROM bugs WHERE alias = " . SqlQuote($alias));
my $id = FetchOneColumn();
PopGlobalSQLState();
return $id;
}
sub ValidateBugID {
# Validates and verifies a bug ID, making sure the number is a
# positive integer, that it represents an existing bug in the
# database, and that the user is authorized to access that bug.
# We detaint the number here, too
my ($id, $skip_authorization) = @_;
# Get rid of white-space around the ID.
$id = trim($id);
# If the ID isn't a number, it might be an alias, so try to convert it.
my $alias = $id;
if (!detaint_natural($id)) {
$id = BugAliasToID($alias);
if (!$id) {
my $html_id = html_quote($_[0]);
my $alias_specific_message = Param("usebugaliases") ?
" (it is neither a bug number nor an alias to a bug number)" : "";
DisplayError(qq|
The bug number <em>$html_id</em> is invalid$alias_specific_message.
If you are trying to use QuickSearch, you need to enable JavaScript
in your browser. To help us fix this limitation, add your comments
to <a href="http://bugzilla.mozilla.org/show_bug.cgi?id=70907">bug
70907</a>.
|);
exit;
}
}
# Modify the calling code's original variable to contain the trimmed,
# converted-from-alias ID.
$_[0] = $id;
# Get the values of the usergroupset and userid global variables
# and write them to local variables for use within this function,
# setting those local variables to the default value of zero if
# the global variables are undefined.
# First check that the bug exists
SendSQL("SELECT bug_id FROM bugs WHERE bug_id = $id");
FetchOneColumn()
|| DisplayError("Bug #$id does not exist.")
&& exit;
return if $skip_authorization;
return if CanSeeBug($id, $::userid, $::usergroupset);
# The user did not pass any of the authorization tests, which means they
# are not authorized to see the bug. Display an error and stop execution.
# The error the user sees depends on whether or not they are logged in
# (i.e. $::userid contains the user's positive integer ID).
if ($::userid) {
DisplayError("You are not authorized to access bug #$id.");
} else {
DisplayError(
qq|You are not authorized to access bug #$id. To see this bug, you
must first <a href="show_bug.cgi?id=$id&amp;GoAheadAndLogIn=1">log in
to an account</a> with the appropriate permissions.|
);
}
exit;
}
sub ValidateComment {
# Make sure a comment is not too large (greater than 64K).
my ($comment) = @_;
if (defined($comment) && length($comment) > 65535) {
DisplayError("Comments cannot be longer than 65,535 characters.");
exit;
}
}
# Adds <link> elements for bug lists. These can be inserted into the header by
# using the "header_html" parameter to PutHeader, which inserts an arbitrary
# string into the header. This function is currently used only in
# template/en/default/bug/edit.html.tmpl.
sub navigation_links($) {
my ($buglist) = @_;
my $retval = "";
# We need to be able to pass in a buglist because when you sort on a column
# the bugs in the cookie you are given will still be in the old order.
# If a buglist isn't passed, we just use the cookie.
$buglist ||= $::COOKIE{"BUGLIST"};
if (defined $buglist && $buglist ne "") {
my @bugs = split(/:/, $buglist);
if (defined $::FORM{'id'}) {
# We are on an individual bug
my $cur = lsearch(\@bugs, $::FORM{"id"});
if ($cur > 0) {
$retval .= "<link rel=\"First\" href=\"show_bug.cgi?id=$bugs[0]\">\n";
$retval .= "<link rel=\"Prev\" href=\"show_bug.cgi?id=$bugs[$cur - 1]\">\n";
}
if ($cur < $#bugs) {
$retval .= "<link rel=\"Next\" href=\"show_bug.cgi?id=$bugs[$cur + 1]\">\n";
$retval .= "<link rel=\"Last\" href=\"show_bug.cgi?id=$bugs[$#bugs]\">\n";
}
$retval .= "<link rel=\"Up\" href=\"buglist.cgi?regetlastlist=1\">\n";
$retval .= "<link rel=\"Contents\" href=\"buglist.cgi?regetlastlist=1\">\n";
} else {
# We are on a bug list
$retval .= "<link rel=\"First\" href=\"show_bug.cgi?id=$bugs[0]\">\n";
$retval .= "<link rel=\"Next\" href=\"show_bug.cgi?id=$bugs[0]\">\n";
$retval .= "<link rel=\"Last\" href=\"show_bug.cgi?id=$bugs[$#bugs]\">\n";
}
}
return $retval;
}
$::CheckOptionValues = 1;
# This sub is still used in reports.cgi.
sub make_options {
my ($src,$default,$isregexp) = (@_);
my $last = "";
my $popup = "";
my $found = 0;
$default = "" if !defined $default;
if ($src) {
foreach my $item (@$src) {
if ($item eq "-blank-" || $item ne $last) {
if ($item eq "-blank-") {
$item = "";
}
$last = $item;
if ($isregexp ? $item =~ $default : $default eq $item) {
$popup .= "<OPTION SELECTED VALUE=\"$item\">$item\n";
$found = 1;
} else {
$popup .= "<OPTION VALUE=\"$item\">$item\n";
}
}
}
}
if (!$found && $default ne "") {
if ( $::CheckOptionValues &&
($default ne $::dontchange) && ($default ne "-All-") &&
($default ne "DUPLICATE") ) {
print "Possible bug database corruption has been detected. " .
"Please send mail to " . Param("maintainer") . " with " .
"details of what you were doing when this message " .
"appeared. Thank you.\n";
if (!$src) {
$src = ["???null???"];
}
print "<pre>src = " . value_quote(join(' ', @$src)) . "\n";
print "default = " . value_quote($default) . "</pre>";
PutFooter();
# confess "Gulp.";
exit 0;
} else {
$popup .= "<OPTION SELECTED>$default\n";
}
}
return $popup;
}
sub PasswordForLogin {
my ($login) = (@_);
SendSQL("select cryptpassword from profiles where login_name = " .
SqlQuote($login));
my $result = FetchOneColumn();
if (!defined $result) {
$result = "";
}
return $result;
}
sub quietly_check_login() {
$::usergroupset = '0';
my $loginok = 0;
$::disabledreason = '';
$::userid = 0;
if (defined $::COOKIE{"Bugzilla_login"} &&
defined $::COOKIE{"Bugzilla_logincookie"}) {
SendSQL("SELECT profiles.userid, profiles.groupset, " .
"profiles.login_name, " .
"profiles.login_name = " .
SqlQuote($::COOKIE{"Bugzilla_login"}) .
" AND logincookies.ipaddr = " .
SqlQuote($ENV{"REMOTE_ADDR"}) .
", profiles.disabledtext " .
" FROM profiles, logincookies WHERE logincookies.cookie = " .
SqlQuote($::COOKIE{"Bugzilla_logincookie"}) .
" AND profiles.userid = logincookies.userid");
my @row;
if (@row = FetchSQLData()) {
my ($userid, $groupset, $loginname, $ok, $disabledtext) = (@row);
if ($ok) {
if ($disabledtext eq '') {
$loginok = 1;
$::userid = $userid;
$::usergroupset = $groupset;
$::COOKIE{"Bugzilla_login"} = $loginname; # Makes sure case
# is in
# canonical form.
# We've just verified that this is ok
detaint_natural($::COOKIE{"Bugzilla_logincookie"});
} else {
$::disabledreason = $disabledtext;
}
}
}
}
# if 'who' is passed in, verify that it's a good value
if ($::FORM{'who'}) {
my $whoid = DBname_to_id($::FORM{'who'});
delete $::FORM{'who'} unless $whoid;
}
if (!$loginok) {
delete $::COOKIE{"Bugzilla_login"};
}
$vars->{'user'} = GetUserInfo($::userid);
return $loginok;
}
# Populate a hash with information about this user.
sub GetUserInfo {
my ($userid) = (@_);
my %user;
my @queries;
my %groups;
# No info if not logged in
return \%user if ($userid == 0);
$user{'login'} = $::COOKIE{"Bugzilla_login"};
$user{'userid'} = $userid;
SendSQL("SELECT mybugslink, realname, groupset, blessgroupset " .
"FROM profiles WHERE userid = $userid");
($user{'showmybugslink'}, $user{'realname'}, $user{'groupset'},
$user{'blessgroupset'}) = FetchSQLData();
SendSQL("SELECT name, query, linkinfooter FROM namedqueries " .
"WHERE userid = $userid");
while (MoreSQLData()) {
my %query;
($query{'name'}, $query{'query'}, $query{'linkinfooter'}) =
FetchSQLData();
push(@queries, \%query);
}
$user{'queries'} = \@queries;
SendSQL("select name, (bit & $user{'groupset'}) != 0 from groups");
while (MoreSQLData()) {
my ($name, $bit) = FetchSQLData();
$groups{$name} = $bit;
}
$user{'groups'} = \%groups;
return \%user;
}
sub CheckEmailSyntax {
my ($addr) = (@_);
my $match = Param('emailregexp');
if ($addr !~ /$match/ || $addr =~ /[\\\(\)<>&,;:"\[\] \t\r\n]/) {
$vars->{'addr'} = $addr;
ThrowUserError("illegal_email_address");
}
}
sub MailPassword {
my ($login, $password) = (@_);
my $urlbase = Param("urlbase");
my $template = Param("passwordmail");
my $msg = PerformSubsts($template,
{"mailaddress" => $login . Param('emailsuffix'),
"login" => $login,
"password" => $password});
open SENDMAIL, "|/usr/lib/sendmail -t -i";
print SENDMAIL $msg;
close SENDMAIL;
}
sub confirm_login {
my ($nexturl) = (@_);
# Uncommenting the next line can help debugging...
# print "Content-type: text/plain\n\n";
# I'm going to reorganize some of this stuff a bit. Since we're adding
# a second possible validation method (LDAP), we need to move some of this
# to a later section. -Joe Robins, 8/3/00
my $enteredlogin = "";
my $realcryptpwd = "";
# If the form contains Bugzilla login and password fields, use Bugzilla's
# built-in authentication to authenticate the user (otherwise use LDAP below).
if (defined $::FORM{"Bugzilla_login"} && defined $::FORM{"Bugzilla_password"}) {
# Make sure the user's login name is a valid email address.
$enteredlogin = $::FORM{"Bugzilla_login"};
CheckEmailSyntax($enteredlogin);
# Retrieve the user's ID and crypted password from the database.
my $userid;
SendSQL("SELECT userid, cryptpassword FROM profiles
WHERE login_name = " . SqlQuote($enteredlogin));
($userid, $realcryptpwd) = FetchSQLData();
# Make sure the user exists or throw an error (but do not admit it was a username
# error to make it harder for a cracker to find account names by brute force).
$userid
|| DisplayError("The username or password you entered is not valid.")
&& exit;
# If this is a new user, generate a password, insert a record
# into the database, and email their password to them.
if ( defined $::FORM{"PleaseMailAPassword"} && !$userid ) {
# Ensure the new login is valid
if(!ValidateNewUser($enteredlogin)) {
ThrowUserError("account_exists");
}
my $password = InsertNewUser($enteredlogin, "");
MailPassword($enteredlogin, $password);
$vars->{'login'} = $enteredlogin;
print "Content-Type: text/html\n\n";
$template->process("account/created.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
# Otherwise, authenticate the user.
else {
# Get the salt from the user's crypted password.
my $salt = $realcryptpwd;
# Using the salt, crypt the password the user entered.
my $enteredCryptedPassword = crypt( $::FORM{"Bugzilla_password"} , $salt );
# Make sure the passwords match or throw an error.
($enteredCryptedPassword eq $realcryptpwd)
|| DisplayError("The username or password you entered is not valid.")
&& exit;
# If the user has successfully logged in, delete any password tokens
# lying around in the system for them.
use Token;
my $token = Token::HasPasswordToken($userid);
while ( $token ) {
Token::Cancel($token, "user logged in");
$token = Token::HasPasswordToken($userid);
}
}
} elsif (Param("useLDAP") &&
defined $::FORM{"LDAP_login"} &&
defined $::FORM{"LDAP_password"}) {
# If we're using LDAP for login, we've got an entirely different
# set of things to check.
# see comment at top of file near eval
# First, if we don't have the LDAP modules available to us, we can't
# do this.
# if(!$have_ldap) {
# print "Content-type: text/html\n\n";
# PutHeader("LDAP not enabled");
# print "The necessary modules for LDAP login are not installed on ";
# print "this machine. Please send mail to ".Param("maintainer");
# print " and notify him of this problem.\n";
# PutFooter();
# exit;
# }
# Next, we need to bind anonymously to the LDAP server. This is
# because we need to get the Distinguished Name of the user trying
# to log in. Some servers (such as iPlanet) allow you to have unique
# uids spread out over a subtree of an area (such as "People"), so
# just appending the Base DN to the uid isn't sufficient to get the
# user's DN. For servers which don't work this way, there will still
# be no harm done.
my $LDAPserver = Param("LDAPserver");
if ($LDAPserver eq "") {
print "Content-type: text/html\n\n";
PutHeader("LDAP server not defined");
print "The LDAP server for authentication has not been defined. ";
print "Please contact ".Param("maintainer")." ";
print "and notify him of this problem.\n";
PutFooter();
exit;
}
my $LDAPport = "389"; #default LDAP port
if($LDAPserver =~ /:/) {
($LDAPserver, $LDAPport) = split(":",$LDAPserver);
}
my $LDAPconn = new Mozilla::LDAP::Conn($LDAPserver,$LDAPport);
if(!$LDAPconn) {
print "Content-type: text/html\n\n";
PutHeader("Unable to connect to LDAP server");
print "I was unable to connect to the LDAP server for user ";
print "authentication. Please contact ".Param("maintainer");
print " and notify him of this problem.\n";
PutFooter();
exit;
}
# if no password was provided, then fail the authentication
# while it may be valid to not have an LDAP password, when you
# bind without a password (regardless of the binddn value), you
# will get an anonymous bind. I do not know of a way to determine
# whether a bind is anonymous or not without making changes to the
# LDAP access control settings
if ( ! $::FORM{"LDAP_password"} ) {
print "Content-type: text/html\n\n";
PutHeader("Login Failed");
print "You did not provide a password.\n";
print "Please click <b>Back</b> and try again.\n";
PutFooter();
exit;
}
# We've got our anonymous bind; let's look up this user.
my $dnEntry = $LDAPconn->search(Param("LDAPBaseDN"),"subtree","uid=".$::FORM{"LDAP_login"});
if(!$dnEntry) {
print "Content-type: text/html\n\n";
PutHeader("Login Failed");
print "The username or password you entered is not valid.\n";
print "Please click <b>Back</b> and try again.\n";
PutFooter();
exit;
}
# Now we get the DN from this search. Once we've got that, we're
# done with the anonymous bind, so we close it.
my $userDN = $dnEntry->getDN;
$LDAPconn->close;
# Now we attempt to bind as the specified user.
$LDAPconn = new Mozilla::LDAP::Conn($LDAPserver,$LDAPport,$userDN,$::FORM{"LDAP_password"});
if(!$LDAPconn) {
print "Content-type: text/html\n\n";
PutHeader("Login Failed");
print "The username or password you entered is not valid.\n";
print "Please click <b>Back</b> and try again.\n";
PutFooter();
exit;
}
# And now we're going to repeat the search, so that we can get the
# mail attribute for this user.
my $userEntry = $LDAPconn->search(Param("LDAPBaseDN"),"subtree","uid=".$::FORM{"LDAP_login"});
if(!$userEntry->exists(Param("LDAPmailattribute"))) {
print "Content-type: text/html\n\n";
PutHeader("LDAP authentication error");
print "I was unable to retrieve the ".Param("LDAPmailattribute");
print " attribute from the LDAP server. Please contact ";
print Param("maintainer")." and notify him of this error.\n";
PutFooter();
exit;
}
# Mozilla::LDAP::Entry->getValues returns an array for the attribute
# requested, even if there's only one entry.
$enteredlogin = ($userEntry->getValues(Param("LDAPmailattribute")))[0];
# We're going to need the cryptpwd for this user from the database
# so that we can set the cookie below, even though we're not going
# to use it for authentication.
$realcryptpwd = PasswordForLogin($enteredlogin);
# If we don't get a result, then we've got a user who isn't in
# Bugzilla's database yet, so we've got to add them.
if($realcryptpwd eq "") {
# We'll want the user's name for this.
my $userRealName = ($userEntry->getValues("displayName"))[0];
if($userRealName eq "") {
$userRealName = ($userEntry->getValues("cn"))[0];
}
InsertNewUser($enteredlogin, $userRealName);
$realcryptpwd = PasswordForLogin($enteredlogin);
}
} # end LDAP authentication
# And now, if we've logged in via either method, then we need to set
# the cookies.
if($enteredlogin ne "") {
$::COOKIE{"Bugzilla_login"} = $enteredlogin;
SendSQL("insert into logincookies (userid,ipaddr) values (@{[DBNameToIdAndCheck($enteredlogin)]}, @{[SqlQuote($ENV{'REMOTE_ADDR'})]})");
SendSQL("select LAST_INSERT_ID()");
my $logincookie = FetchOneColumn();
$::COOKIE{"Bugzilla_logincookie"} = $logincookie;
my $cookiepath = Param("cookiepath");
print "Set-Cookie: Bugzilla_login=$enteredlogin ; path=$cookiepath; expires=Sun, 30-Jun-2029 00:00:00 GMT\n";
print "Set-Cookie: Bugzilla_logincookie=$logincookie ; path=$cookiepath; expires=Sun, 30-Jun-2029 00:00:00 GMT\n";
}
my $loginok = quietly_check_login();
if ($loginok != 1) {
if ($::disabledreason) {
my $cookiepath = Param("cookiepath");
print "Set-Cookie: Bugzilla_login= ; path=$cookiepath; expires=Sun, 30-Jun-80 00:00:00 GMT
Set-Cookie: Bugzilla_logincookie= ; path=$cookiepath; expires=Sun, 30-Jun-80 00:00:00 GMT
Content-type: text/html
";
$vars->{'disabled_reason'} = $::disabledreason;
ThrowUserError("account_disabled");
}
if (!defined $nexturl || $nexturl eq "") {
# Sets nexturl to be argv0, stripping everything up to and
# including the last slash (or backslash on Windows).
$0 =~ m:([^/\\]*)$:;
$nexturl = $1;
}
$vars->{'target'} = $nexturl;
$vars->{'form'} = \%::FORM;
$vars->{'mform'} = \%::MFORM;
print "Content-type: text/html\n\n";
$template->process("account/login.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
# This seems like as good as time as any to get rid of old
# crufty junk in the logincookies table. Get rid of any entry
# that hasn't been used in a month.
if ($::dbwritesallowed) {
SendSQL("DELETE FROM logincookies " .
"WHERE TO_DAYS(NOW()) - TO_DAYS(lastused) > 30");
}
exit;
}
# Update the timestamp on our logincookie, so it'll keep on working.
if ($::dbwritesallowed) {
SendSQL("UPDATE logincookies SET lastused = null " .
"WHERE cookie = $::COOKIE{'Bugzilla_logincookie'}");
}
return $::userid;
}
sub PutHeader {
($vars->{'title'}, $vars->{'h1'}, $vars->{'h2'}) = (@_);
$::template->process("global/header.html.tmpl", $::vars)
|| ThrowTemplateError($::template->error());
}
sub PutFooter {
$::template->process("global/footer.html.tmpl", $::vars)
|| ThrowTemplateError($::template->error());
}
###############################################################################
# Error handling
#
# If you are doing incremental output, set $vars->{'header_done'} once you've
# done the header.
###############################################################################
# DisplayError is deprecated. Use ThrowCodeError, ThrowUserError or
# ThrowTemplateError instead.
sub DisplayError {
($vars->{'error'}, $vars->{'title'}) = (@_);
print "Content-type: text/html\n\n" if !$vars->{'header_done'};
$template->process("global/user-error.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
return 1;
}
# For "this shouldn't happen"-type places in the code.
# $vars->{'variables'} is a reference to a hash of useful debugging info.
sub ThrowCodeError {
($vars->{'error'}, my $unlock_tables, $vars->{'variables'}) = (@_);
SendSQL("UNLOCK TABLES") if $unlock_tables;
# We may one day log something to file here.
print "Content-type: text/html\n\n" if !$vars->{'header_done'};
$template->process("global/code-error.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
# For errors made by the user.
sub ThrowUserError {
($vars->{'error'}, my $unlock_tables) = (@_);
SendSQL("UNLOCK TABLES") if $unlock_tables;
print "Content-type: text/html\n\n" if !$vars->{'header_done'};
$template->process("global/user-error.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
exit;
}
# This function should only be called if a template->process() fails.
# It tries another template first, because often one template being
# broken or missing doesn't mean that they all are. But it falls back on
# a print statement.
# The Content-Type will already have been printed.
sub ThrowTemplateError {
($vars->{'template_error_msg'}) = (@_);
$vars->{'error'} = "template_error";
# Try a template first; but if this one fails too, fall back
# on plain old print statements.
if (!$template->process("global/code-error.html.tmpl", $vars)) {
my $maintainer = Param('maintainer');
my $error = html_quote($vars->{'template_error_msg'});
my $error2 = html_quote($template->error());
print <<END;
<tt>
<p>
Bugzilla has suffered an internal error. Please save this page and
send it to $maintainer with details of what you were doing at the
time this message appeared.
</p>
<script type="text/javascript"> <!--
document.write("<p>URL: " + document.location + "</p>");
// -->
</script>
<p>Template->process() failed twice.<br>
First error: $error<br>
Second error: $error2</p>
</tt>
END
}
exit;
}
sub CheckIfVotedConfirmed {
my ($id, $who) = (@_);
SendSQL("SELECT bugs.votes, bugs.bug_status, products.votestoconfirm, " .
" bugs.everconfirmed " .
"FROM bugs, products " .
"WHERE bugs.bug_id = $id AND products.product_id = bugs.product_id");
my ($votes, $status, $votestoconfirm, $everconfirmed) = (FetchSQLData());
if ($votes >= $votestoconfirm && $status eq $::unconfirmedstate) {
SendSQL("UPDATE bugs SET bug_status = 'NEW', everconfirmed = 1 " .
"WHERE bug_id = $id");
my $fieldid = GetFieldID("bug_status");
SendSQL("INSERT INTO bugs_activity " .
"(bug_id,who,bug_when,fieldid,removed,added) VALUES " .
"($id,$who,now(),$fieldid,'$::unconfirmedstate','NEW')");
if (!$everconfirmed) {
$fieldid = GetFieldID("everconfirmed");
SendSQL("INSERT INTO bugs_activity " .
"(bug_id,who,bug_when,fieldid,removed,added) VALUES " .
"($id,$who,now(),$fieldid,'0','1')");
}
AppendComment($id, DBID_to_name($who),
"*** This bug has been confirmed by popular vote. ***", 0);
$vars->{'type'} = "votes";
$vars->{'id'} = $id;
$vars->{'mail'} = "";
open(PMAIL, "-|") or exec('./processmail', $id);
$vars->{'mail'} .= $_ while <PMAIL>;
close(PMAIL);
$template->process("bug/process/results.html.tmpl", $vars)
|| ThrowTemplateError($template->error());
}
}
sub GetBugActivity {
my ($id, $starttime) = (@_);
my $datepart = "";
die "Invalid id: $id" unless $id=~/^\s*\d+\s*$/;
if (defined $starttime) {
$datepart = "and bugs_activity.bug_when > " . SqlQuote($starttime);
}
my $query = "
SELECT IFNULL(fielddefs.description, bugs_activity.fieldid),
bugs_activity.attach_id,
bugs_activity.bug_when,
bugs_activity.removed, bugs_activity.added,
profiles.login_name
FROM bugs_activity LEFT JOIN fielddefs ON
bugs_activity.fieldid = fielddefs.fieldid,
profiles
WHERE bugs_activity.bug_id = $id $datepart
AND profiles.userid = bugs_activity.who
ORDER BY bugs_activity.bug_when";
SendSQL($query);
my @operations;
my $operation = {};
my $changes = [];
my $incomplete_data = 0;
while (my ($field, $attachid, $when, $removed, $added, $who)
= FetchSQLData())
{
my %change;
# This gets replaced with a hyperlink in the template.
$field =~ s/^Attachment// if $attachid;
# Check for the results of an old Bugzilla data corruption bug
$incomplete_data = 1 if ($added =~ /^\?/ || $removed =~ /^\?/);
# An operation, done by 'who' at time 'when', has a number of
# 'changes' associated with it.
# If this is the start of a new operation, store the data from the
# previous one, and set up the new one.
if ($operation->{'who'}
&& ($who ne $operation->{'who'}
|| $when ne $operation->{'when'}))
{
$operation->{'changes'} = $changes;
push (@operations, $operation);
# Create new empty anonymous data structures.
$operation = {};
$changes = [];
}
$operation->{'who'} = $who;
$operation->{'when'} = $when;
$change{'field'} = $field;
$change{'attachid'} = $attachid;
$change{'removed'} = $removed;
$change{'added'} = $added;
push (@$changes, \%change);
}
if ($operation->{'who'}) {
$operation->{'changes'} = $changes;
push (@operations, $operation);
}
return(\@operations, $incomplete_data);
}
############# Live code below here (that is, not subroutine defs) #############
$| = 1;
# Uncommenting this next line can help debugging.
# print "Content-type: text/html\n\nHello mom\n";
# foreach my $k (sort(keys %ENV)) {
# print "$k $ENV{$k}<br>\n";
# }
if (defined $ENV{"REQUEST_METHOD"}) {
if ($ENV{"REQUEST_METHOD"} eq "GET") {
if (defined $ENV{"QUERY_STRING"}) {
$::buffer = $ENV{"QUERY_STRING"};
} else {
$::buffer = "";
}
ProcessFormFields $::buffer;
} else {
if (exists($ENV{"CONTENT_TYPE"}) && $ENV{"CONTENT_TYPE"} =~
m@multipart/form-data; boundary=\s*([^; ]+)@) {
ProcessMultipartFormFields($1);
$::buffer = "";
} else {
read STDIN, $::buffer, $ENV{"CONTENT_LENGTH"} ||
die "Couldn't get form data";
ProcessFormFields $::buffer;
}
}
}
if (defined $ENV{"HTTP_COOKIE"}) {
# Don't trust anything which came in as a cookie
use re 'taint';
foreach my $pair (split(/;/, $ENV{"HTTP_COOKIE"})) {
$pair = trim($pair);
if ($pair =~ /^([^=]*)=(.*)$/) {
if (!exists($::COOKIE{$1})) {
$::COOKIE{$1} = $2;
}
} else {
$::COOKIE{$pair} = "";
}
}
}
1;