#!/usr/bin/perl -w
#
# Copyright (C) 2004 Red Hat Inc. All Rights Reserved.
#
# The contents of this file are subject to the CCM Public
# License (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.redhat.com/licenses/ccmpl.html
#
# 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.
#
# Daniel Berrange <berrange@redhat.com>
# Dennis Gregorovic <dgregor@redhat.com>

BEGIN {
    if ( exists $ENV{'CCM_TOOLS_HOME'} && defined $ENV{'CCM_TOOLS_HOME'} ) {
        if ( -d "$ENV{'CCM_TOOLS_HOME'}/lib" ) {
            push @INC, "$ENV{'CCM_TOOLS_HOME'}/lib";
        } else {
            print "$ENV{'CCM_TOOLS_HOME'}/lib was not found\n";
            exit 1;
        }
    } else {
        print "The CCM_TOOLS_HOME environment variable must be set first.\n";
        exit 1;
    }
}

use strict;
use CCM::CommandsUtil;
use CCM::Util;
use File::Path;
use File::Spec;
use Getopt::Long;

my $OS = $^O;
my $ccm_app = CCM::Util::getRequiredEnvVariable("CCM_APP");
my $ccm_app_name = CCM::Util::getRequiredEnvVariable("CCM_APP_NAME");
my $ccm_dist_tar_dir = CCM::Util::getRequiredEnvVariable("CCM_DIST_TAR_DIR");
my $ccm_dist_zip_dir = CCM::Util::getRequiredEnvVariable("CCM_DIST_ZIP_DIR");
my $ccm_inst_webapp_dir = CCM::Util::getRequiredEnvVariable("CCM_INST_WEBAPP_DIR");
my $ccm_package = CCM::Util::getRequiredEnvVariable("CCM_PACKAGE");
my $ccm_package_name = CCM::Util::getRequiredEnvVariable("CCM_PACKAGE_NAME");
my $ccm_scripts_home = CCM::Util::getRequiredEnvVariable("CCM_SCRIPTS_HOME");
my $ccm_src_dir = CCM::Util::getRequiredEnvVariable("CCM_SRC_DIR");
my $ccm_version = CCM::Util::getRequiredEnvVariable("CCM_VERSION");
my $ccm_pkgversion = CCM::Util::getRequiredEnvVariable("CCM_PKGVERSION");
my $verbose = 0;
my $command = undef;
GetOptions('verbose+' => \$verbose);

exists $ENV{'CCM_SCRIPTS_VERBOSE'} && $ENV{'CCM_SCRIPTS_VERBOSE'} eq '1' && $verbose++;

print "  Extracting application sources\n";

mkpath($ccm_src_dir);
chdir $ccm_src_dir;
rmtree $ccm_app_name;
$command = "unzip " . File::Spec->catfile($ccm_dist_zip_dir, "$ccm_package_name.zip");
`$command`;
exit($?>>8) if ($?);
chdir $ccm_app_name;

print "  Removing old install directory\n";
rmtree($ccm_inst_webapp_dir);
mkpath($ccm_inst_webapp_dir);

# Build the beast
CCM::CommandsUtil::runAndExitOnError("ccm-configure");

#########################################################################
print "  Creating webapp distribution\n";

&build($ccm_inst_webapp_dir);

unlink File::Spec->catfile($ccm_dist_zip_dir, "$ccm_package_name-bin.zip");
chdir $ccm_inst_webapp_dir;
$command = "zip -r ";
$command .= "-y " if ($^O ne 'MSWin32');
$command .= File::Spec->catfile($ccm_dist_zip_dir, "$ccm_package_name-bin.zip") . " *";
`$command`;
print File::Spec->catfile($ccm_dist_zip_dir, "$ccm_package_name-bin.zip") . "\n";
if ( !defined $ENV{'CCM_DIST_NOTARS'} || $ENV{'CCM_DIST_NOTARS'} ne '1' ) {
    my $file = File::Spec->catfile($ccm_dist_tar_dir,"$ccm_package_name-bin.tar");
    unlink $file;
    unlink "$file.gz";
    if ($^O eq 'MSWin32') {
        # cygwin tar does not work well with Windows-style paths.  So, let's convert it.
        $file =~ s,\\,/,g;
        $file =~ s,^([a-zA-Z]):,/cygdrive/$1,;
    }
    CCM::CommandsUtil::runAndExitOnError("tar -cf $file *");
    CCM::CommandsUtil::runAndExitOnError("gzip -f $file");
    print "$file\n";
}

#########################################################################
print "  installing webapp distribution\n";

chdir $ccm_src_dir;
chdir $ccm_app_name;
&build($ENV{'CCM_BUILD_ROOT'});

sub build {
    my $build_root = shift;
    if (defined $build_root) {
        my $tmp_exists = -d File::Spec->catdir($build_root,'tmp');
        my $ant_opts="$ENV{'ANT_OPTS'} -Dapps.$ccm_app.version=$ccm_pkgversion";
        $ant_opts="$ant_opts -Ddeploy.conf.dir=" . File::Spec->catdir($build_root,'usr','share','ccm','conf');
        $ant_opts="$ant_opts -Ddeploy.shared.lib.dir=" . File::Spec->catdir($build_root,'usr','share','java');
        $ant_opts="$ant_opts -Ddeploy.private.lib.dir=" . File::Spec->catdir($build_root,'usr','share','java',"$ccm_package-$ccm_pkgversion");
        $ant_opts="$ant_opts -Ddeploy.webapp.dir=" . File::Spec->catdir($build_root,'usr','share','java','webapps',"$ccm_package-$ccm_pkgversion");
        $ant_opts="$ant_opts -Ddeploy.system.jars.dir=" . File::Spec->catdir($build_root,'usr','share','java');
        $ant_opts="$ant_opts -Ddeploy.api.dir.%{appname}=" . File::Spec->catdir($build_root,'var','www','html',"$ccm_package-$ccm_pkgversion",'api');
        $ant_opts="$ant_opts -Ddeploy.shared.classes.dir=" . File::Spec->catdir($build_root,'tmp',"$ccm_package-$ccm_pkgversion");
#        $ant_opts="$ant_opts -verbose";

        $ENV{'ANT_OPTS'} = $ant_opts;

        print "ANT_OPTS: $ant_opts\n";

        CCM::CommandsUtil::runAndExitOnError("ant deploy-$ccm_app");
        CCM::CommandsUtil::runAndExitOnError("ant deploy-jar-classes-$ccm_app");

        if ($tmp_exists) {
            rmtree(File::Spec->catdir($build_root, 'tmp', "$ccm_package-$ccm_pkgversion"));
        } else {
            rmtree(File::Spec->catdir($build_root, 'tmp'));
        }

        if ($ccm_version ne $ccm_pkgversion) {
            chdir File::Spec->catdir($build_root,'usr','share','java');
            &_symlink("$ccm_package-$ccm_pkgversion.jar", "$ccm_package-$ccm_version.jar");
            &_symlink("$ccm_package-$ccm_pkgversion-pdl.jar", "$ccm_package-$ccm_version-pdl.jar");
            &_symlink("$ccm_package-$ccm_pkgversion-sql.jar", "$ccm_package-$ccm_version-sql.jar");
            &_symlink("$ccm_package-$ccm_pkgversion-system.jar", "$ccm_package-$ccm_version-system.jar");
            &_symlink("$ccm_package-$ccm_pkgversion", "$ccm_package-$ccm_version");

            chdir File::Spec->catdir($build_root,'usr','share','java','webapps');
            &_symlink("$ccm_package-$ccm_pkgversion", "$ccm_package-$ccm_version");
        }
    }
}

sub _symlink {
    my $source = shift;
    my $target = shift;
    if ($^O ne 'MSWin32' && -e $source && (! -e $target || -l $target)) {
        symlink ($source,$target);
    }
}