#!/usr/bin/perl -w
#############################################################################
##
## Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
## All rights reserved.
## Contact: Nokia Corporation (qt-info@nokia.com)
##
## This file is part of the utilities of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:LGPL$
## No Commercial Usage
## This file contains pre-release code and may not be distributed.
## You may use this file in accordance with the terms and conditions
## contained in the Technology Preview License Agreement accompanying
## this package.
##
## GNU Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 2.1 as published by the Free Software
## Foundation and appearing in the file LICENSE.LGPL included in the
## packaging of this file.  Please review the following information to
## ensure the GNU Lesser General Public License version 2.1 requirements
## will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
##
## In addition, as a special exception, Nokia gives you certain additional
## rights.  These rights are described in the Nokia Qt LGPL Exception
## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
##
## If you have questions regarding the use of this file, please contact
## Nokia at qt-info@nokia.com.
##
##
##
##
##
##
##
##
## $QT_END_LICENSE$
##
#############################################################################

my $force = 0;
my $quiet = 0;
my $nokia_developer = 0;

sub system_v
{
    if (!$quiet) {
        print "+ ";
        print @_;
        print "\n";
    }
    return system(@_);
}

sub printUsage
{
    print("$0 <options>\n");
    print("-f\tForce initialization\n");
    print("-q\tQuiet operation. Will exit cleanly if repository is already\n");
    print("\tinitialized\n");
    print("-nokia-developer Switch to internal Nokia URLs.\n");
}

while (@ARGV) {
    my $arg = $ARGV[0];
    if ($arg eq "-f") {
        $force = 1;
    } elsif ($arg eq "-q") {
        $quiet = 1;
    } elsif ($arg eq "-nokia-developer") {
        $nokia_developer = 1;
    } elsif ($arg eq "-h" || $arg eq "--help") {
        printUsage();
        exit 0;
    } else {
        die("Illegal argument: $arg");
    }
    shift;
}

if (`git config --get submodule.qtbase.url`) {
    if ($force) {
        my @configresult = `git config -l`;
        foreach (@configresult) {
            if (/(submodule\.[^.=]+\.url)=.*/) {
                system_v("git config --unset $1");
            }
        }
    } else {
        exit 0 if ($quiet);
        print("Will not reinitialize already initialized repository (use -f to force)!\n");
        exit 1;
    }
}

my $init_args = "";
$init_args = "-q" if ($quiet);
system_v("git submodule init $init_args");

if ($nokia_developer) {
    my @configresult = `git config -l`;
    foreach (@configresult) {
        if (/(submodule\.[^.=]+\.url)=(.*)/) {
            my $key = $1;
            my $value = $2;
            if ($key eq "submodule.qtwebkit.url") {
                # WebKit is special, and has only external link.
                $value =~ s,^git://gitorious\.org/,git\@gitorious.org:,;
            } else {
                # qt-labs projects are still hosted under qt internally.
                $value =~ s,^git://gitorious\.org/qt-labs/,git\@scm.dev.nokia.troll.no:qt/,;
                $value =~ s,^git://gitorious\.org/,git\@scm.dev.nokia.troll.no:,;
            }
            system_v("git config \"$key\" \"$value\"");
        }
    }
}

system_v("git submodule update");