#!/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): Terry Weissman <terry@mozilla.org>
#                 Dave Miller <justdave@syndicomm.com>
#                 Joe Robins <jmrobins@tgix.com>
#                 Gervase Markham <gerv@gerv.net>

##############################################################################
#
# enter_bug.cgi
# -------------
# Displays bug entry form. Bug fields are specified through popup menus, 
# drop-down lists, or text fields. Default for these values can be 
# passed in as parameters to the cgi.
#
##############################################################################

use strict;

use lib qw(.);

require "CGI.pl";

use vars qw(
  $unconfirmedstate
  $template
  $vars
  %COOKIE
  @enterable_products
  @legal_opsys
  @legal_platform
  @legal_priority
  @legal_severity
  %MFORM
  %versions
);

# We have to connect to the database, even though we don't use it in this code,
# because we might occasionally rebuild the version cache, which causes tokens
# to get deleted from the database, which needs a database connection.
ConnectToDatabase();

# If we're using bug groups to restrict bug entry, we need to know who the 
# user is right from the start. 
confirm_login() if (Param("usebuggroupsentry"));

if (!defined $::FORM{'product'}) {
    GetVersionTable();
    quietly_check_login();

    my %products;

    foreach my $p (@enterable_products) {
        if (!(Param("usebuggroupsentry") 
              && GroupExists($p) 
              && !UserInGroup($p)))
        {
            $products{$p} = $::proddesc{$p};
        }
    }
 
    my $prodsize = scalar(keys %products);
    if ($prodsize == 0) {
        DisplayError("Either no products have been defined to enter bugs ".
                     "against or you have not been given access to any.\n");
        exit;
    } 
    elsif ($prodsize > 1) {
        $vars->{'proddesc'} = \%products;

        $vars->{'target'} = "enter_bug.cgi";
        $vars->{'format'} = $::FORM{'format'};
        $vars->{'title'} = "Enter Bug";
        $vars->{'h2'} = 
                    "First, you must pick a product on which to enter a bug.";
        
        print "Content-type: text/html\n\n";
        $template->process("global/choose-product.html.tmpl", $vars)
          || ThrowTemplateError($template->error());
        exit;        
    }

    $::FORM{'product'} = (keys %products)[0];
    $::MFORM{'product'} = [$::FORM{'product'}];

}

my $product = $::FORM{'product'};

##############################################################################
# Useful Subroutines
##############################################################################
sub formvalue {
    my ($name, $default) = (@_);
    return $::FORM{$name} || $default || "";
}

sub pickplatform {
    return formvalue("rep_platform") if formvalue("rep_platform");

    if ( Param('usebrowserinfo') ) {
        for ($ENV{'HTTP_USER_AGENT'}) {
        #PowerPC
            /\(.*PowerPC.*\)/i && do {return "Macintosh";};
            /\(.*PPC.*\)/ && do {return "Macintosh";};
            /\(.*AIX.*\)/ && do {return "Macintosh";};
        #Intel x86
            /\(.*[ix0-9]86.*\)/ && do {return "PC";};
        #Versions of Windows that only run on Intel x86
            /\(.*Windows 9.*\)/ && do {return "PC";};
            /\(.*Win9.*\)/ && do {return "PC";};
            /\(.*Windows 3.*\)/ && do {return "PC";};
            /\(.*Win16.*\)/ && do {return "PC";};
        #Sparc
            /\(.*sparc.*\)/ && do {return "Sun";};
            /\(.*sun4.*\)/ && do {return "Sun";};
        #Alpha
            /\(.*Alpha.*\)/i && do {return "DEC";};
        #MIPS
            /\(.*IRIX.*\)/i && do {return "SGI";};
            /\(.*MIPS.*\)/i && do {return "SGI";};
        #68k
            /\(.*68K.*\)/ && do {return "Macintosh";};
            /\(.*680[x0]0.*\)/ && do {return "Macintosh";};
        #ARM
#            /\(.*ARM.*\) && do {return "ARM";};
        #Stereotypical and broken
            /\(.*Macintosh.*\)/ && do {return "Macintosh";};
            /\(.*Mac OS [89].*\)/ && do {return "Macintosh";};
            /\(Win.*\)/ && do {return "PC";};
            /\(.*Windows NT.*\)/ && do {return "PC";};
            /\(.*OSF.*\)/ && do {return "DEC";};
            /\(.*HP-?UX.*\)/i && do {return "HP";};
            /\(.*IRIX.*\)/i && do {return "SGI";};
            /\(.*(SunOS|Solaris).*\)/ && do {return "Sun";};
        #Braindead old browsers who didn't follow convention:
            /Amiga/ && do {return "Macintosh";};
        }
    }
    # default
    return "Other";
}

sub pickos {
    if (formvalue('op_sys') ne "") {
        return formvalue('op_sys');
    }
    if ( Param('usebrowserinfo') ) {
        for ($ENV{'HTTP_USER_AGENT'}) {
            /\(.*IRIX.*\)/ && do {return "IRIX";};
            /\(.*OSF.*\)/ && do {return "OSF/1";};
            /\(.*Linux.*\)/ && do {return "Linux";};
            /\(.*SunOS 5.*\)/ && do {return "Solaris";};
            /\(.*SunOS.*\)/ && do {return "SunOS";};
            /\(.*HP-?UX.*\)/ && do {return "HP-UX";};
            /\(.*BSD\/OS.*\)/ && do {return "BSDI";};
            /\(.*FreeBSD.*\)/ && do {return "FreeBSD";};
            /\(.*OpenBSD.*\)/ && do {return "OpenBSD";};
            /\(.*NetBSD.*\)/ && do {return "NetBSD";};
            /\(.*BeOS.*\)/ && do {return "BeOS";};
            /\(.*AIX.*\)/ && do {return "AIX";};
            /\(.*IBM.*\)/ && do {return "OS/2";};
            /\(.*QNX.*\)/ && do {return "Neutrino";};
            /\(.*VMS.*\)/ && do {return "OpenVMS";};
            /\(.*Windows XP.*\)/ && do {return "Windows XP";};
            /\(.*Windows NT 5\.1.*\)/ && do {return "Windows XP";};
            /\(.*Windows 2000.*\)/ && do {return "Windows 2000";};
            /\(.*Windows NT 5.*\)/ && do {return "Windows 2000";};
            /\(.*Windows.*NT.*\)/ && do {return "Windows NT";};
            /\(.*Win.*98.*4\.9.*\)/ && do {return "Windows ME";};
            /\(.*Win98.*\)/ && do {return "Windows 98";};
            /\(.*Win95.*\)/ && do {return "Windows 95";};
            /\(.*Win16.*\)/ && do {return "Windows 3.1";};
            /\(.*WinNT.*\)/ && do {return "Windows NT";};
            /\(.*32bit.*\)/ && do {return "Windows 95";};
            /\(.*16bit.*\)/ && do {return "Windows 3.1";};
            /\(.*Mac OS 9.*\)/ && do {return "Mac System 9.x";};
            /\(.*Mac OS 8\.6.*\)/ && do {return "Mac System 8.6";};
            /\(.*Mac OS 8\.5.*\)/ && do {return "Mac System 8.5";};
        # Bugzilla doesn't have an entry for 8.1
            /\(.*Mac OS 8\.1.*\)/ && do {return "Mac System 8.0";};
            /\(.*Mac OS 8\.0.*\)/ && do {return "Mac System 8.0";};
            /\(.*Mac OS 8[^.].*\)/ && do {return "Mac System 8.0";};
            /\(.*Mac OS 8.*\)/ && do {return "Mac System 8.6";};
            /\(.*Mac OS X.*\)/ && do {return "MacOS X";};
            /\(.*Darwin.*\)/ && do {return "MacOS X";};
        # Silly
            /\(.*Mac.*PowerPC.*\)/ && do {return "Mac System 9.x";};
            /\(.*Mac.*PPC.*\)/ && do {return "Mac System 9.x";};
            /\(.*Mac.*68k.*\)/ && do {return "Mac System 8.0";};
        # Evil
            /Amiga/i && do {return "other";};
            /\(.*PowerPC.*\)/ && do {return "Mac System 9.x";};
            /\(.*PPC.*\)/ && do {return "Mac System 9.x";};
            /\(.*68K.*\)/ && do {return "Mac System 8.0";};
        }
    }
    # default
    return "other";
}
##############################################################################
# End of subroutines
##############################################################################

confirm_login() if (!(Param("usebuggroupsentry")));

# If the usebuggroupsentry parameter is set, we need to check and make sure
# that the user has permission to enter a bug against this product.
if(Param("usebuggroupsentry") 
   && GroupExists($product) 
   && !UserInGroup($product)) 
{
    DisplayError("Sorry; you do not have the permissions necessary to " .
                 "enter a bug against this product.\n");         
    exit;
}

GetVersionTable();

if (lsearch(\@::enterable_products, $product) == -1) {
    DisplayError("'" . html_quote($product) . "' is not a valid product.");
    exit;
}

my $product_id = get_product_id($product);

if (0 == @{$::components{$product}}) {
    my $error = "Sorry; there needs to be at least one component for this " .
                "product in order to create a new bug. ";
    if (UserInGroup('editcomponents')) {
        $error .= "<a href=\"editcomponents.cgi\">" . 
                  "Create a new component</a>\n";
    }
    else {              
        $error .= "Please contact " . Param("maintainer") . ", detailing " .
                  "the product in which you tried to create a new bug.\n";
    }
        
    DisplayError($error);   
    exit;
} 
elsif (1 == @{$::components{$product}}) {
    # Only one component; just pick it.
    $::FORM{'component'} = $::components{$product}->[0];
}

my @components;
SendSQL("SELECT name, description FROM components " . 
        "WHERE product_id = $product_id ORDER BY name");
while (MoreSQLData()) {
    my ($name, $description) = FetchSQLData();

    my %component;

    $component{'name'} = $name;
    $component{'description'} = $description;

    push @components, \%component;
}

my %default;

$vars->{'component_'} = \@components;
$default{'component_'} = formvalue('component');

$vars->{'assigned_to'} = formvalue('assigned_to');
$vars->{'cc'} = formvalue('cc');
$vars->{'reporter'} = $::COOKIE{'Bugzilla_login'};
$vars->{'user_agent'} = $ENV{'HTTP_USER_AGENT'};
$vars->{'product'} = $product;
$vars->{'bug_file_loc'} = formvalue('bug_file_loc', "http://");
$vars->{'short_desc'} = formvalue('short_desc');
$vars->{'comment'} = formvalue('comment');

$vars->{'priority'} = \@legal_priority;
$default{'priority'} = formvalue('priority', Param('defaultpriority'));

$vars->{'bug_severity'} = \@legal_severity;
$default{'bug_severity'} = formvalue('bug_severity', 'normal');

$vars->{'rep_platform'} = \@legal_platform;
$default{'rep_platform'} = pickplatform();

$vars->{'op_sys'} = \@legal_opsys; 
$default{'op_sys'} = pickos();

# Posting a bug sets a cookie for the current version, if one exists. Else,
# the default version is the last one in the list (hopefully the latest one).
# Eventually maybe each product should have a "current version" parameter.
$vars->{'version'} = $::versions{$product} || [];
if (exists $::COOKIE{"VERSION-$product"} &&
    lsearch($vars->{'version'}, $::COOKIE{"VERSION-$product"}) != -1) {
    $default{'version'} = $::COOKIE{"VERSION-$product"};
} else {
    $default{'version'} = $vars->{'version'}->[$#{$vars->{'version'}}];
}

# There must be at least one status in @status.
my @status = "NEW";

if (UserInGroup("editbugs") || UserInGroup("canconfirm")) {
    SendSQL("SELECT votestoconfirm FROM products WHERE name = " .
            SqlQuote($product));
    push(@status, $unconfirmedstate) if (FetchOneColumn());
}

$vars->{'bug_status'} = \@status; 
$default{'bug_status'} = $status[0];

# Select whether to restrict this bug to the product's bug group or not, 
# if the usebuggroups parameter is set, and if this product has a bug group.
if ($::usergroupset ne '0') {
    # First we get the bit and description for the group.
    my $group_bit = '0';

    if(Param("usebuggroups") && GroupExists($product)) {
        SendSQL("SELECT bit FROM groups ".
                "WHERE name = " . SqlQuote($product) . " " .
                "AND isbuggroup != 0");
        ($group_bit) = FetchSQLData();
    }

    SendSQL("SELECT bit, name, description FROM groups " .
            "WHERE bit & $::usergroupset != 0 " .
            "AND isbuggroup != 0 AND isactive = 1 ORDER BY description");

    my @groups;

    while (MoreSQLData()) {
        my ($bit, $prodname, $description) = FetchSQLData();
        # Don't want to include product groups other than this product.
        next unless($prodname eq $product || 
                    !defined($::proddesc{$prodname}));

        my $check;

        # If this is the group for this product, make it checked.
        if(formvalue("maketemplate") eq 
                                   "Remember values as bookmarkable template") 
        {
            # If this is a bookmarked template, then we only want to set the
            # bit for those bits set in the template.        
            $check = formvalue("bit-$bit", 0);
        }
        else {
            # $group_bit will only have a non-zero value if we're using
            # bug groups and have one for this product.
            # If $group_bit is 0, it won't match the current group, so compare 
            # it to the current bit instead of checking for non-zero.
            $check = ($group_bit == $bit);
        }

        my $group = 
        {
            'bit' => $bit , 
            'checked' => $check , 
            'description' => $description 
        };

        push @groups, $group;        
    }

    $vars->{'group'} = \@groups;
}

$vars->{'default'} = \%default;

my $format = ValidateOutputFormat($::FORM{'format'}, "create", "bug/create");

print "Content-type: $format->{'contenttype'}\n\n";
$template->process("bug/create/$format->{'template'}", $vars)
  || ThrowTemplateError($template->error());