<?php

//
// Start with: sudo php deploy.php file_to_deploy.zip
//
$version = substr(sha1_file(__FILE__), 0, 7);
echo "Deployment script version: " . $version . "\n";

if (posix_getuid() == 0) {
	echo "Check if root: OK\n";
} else {
	echo "Check if root: ERROR - Run: sudo php " . basename(__FILE__) . " file.zip\n";
	exit;
}

if(empty($argv[1])) {
	echo "Parameter required\n";
	echo "Run: sudo php " . basename(__FILE__) . " file.zip\n";
	exit;
}

$zipFile = $argv[1];
$liveDir = __DIR__ . '/htdocs';
$liveBackupDir = __DIR__ . '/htdocs_' . date('Y-m-d H-i-s');
$liveDirApp = __DIR__ . '/htdocs/app';
$releaseDir = __DIR__ . '/release/';

// Remove existing release directory
if(file_exists($releaseDir)) {
	echo "Remove $releaseDir\n";
	system('rm -R ' . $releaseDir);
}

// Extract artifact (Zip file) to release directory
$zip = new ZipArchive();
if ($zip->open($zipFile) === TRUE) {
    echo "Extract ZIP file to: $releaseDir\n";
    $zip->extractTo(__DIR__ . '/release/');
    $zip->close();
    echo "Extract ZIP file: OK\n";
} else {
    echo "Extract ZIP file: ERROR\n";
}

if (file_exists($releaseDir)) {
	// Backup current live version
	echo "Rename $liveDir to $liveBackupDir\n";
	rename($liveDir, $liveBackupDir);

	// Install new live version
	echo "Rename $releaseDir to $liveDir\n";
	rename($releaseDir, $liveDir);
}

echo "Change to app directory: $liveDirApp\n";
chdir($liveDirApp);

echo "Set permissions...\n";
//system('php Console/Cronjobs/30min/permission.php');

echo "Run migrations...\n";
//system('php Console/cake.php Migrations.migration status');
//system('php Console/cake.php Migrations.migration run all');

echo "Finished\n";