#!/usr/bin/env php

<?php

/**

 * StatusNet - the distributed open-source microblogging tool

 * Copyright (C) 2010, StatusNet, Inc.

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Affero General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU Affero General Public License for more details.

 *

 * You should have received a copy of the GNU Affero General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 * @category Installation

 * @package  Installation

 *

 * @author   Brion Vibber <brion@status.net>

 * @license  GNU Affero General Public License http://www.gnu.org/licenses/

 * @version  0.9.x

 * @link     http://status.net

 */

if (php_sapi_name() !== 'cli') {

    exit(1);

}

define('INSTALLDIR', dirname(dirname(__FILE__)));

set_include_path(get_include_path() . PATH_SEPARATOR . INSTALLDIR . '/extlib');

require_once INSTALLDIR . '/lib/installer.php';

require_once 'Console/Getopt.php';

class CliInstaller extends Installer

{

    public $verbose = true;

    /**

     * Go for it!

     * @return boolean success

     */

    function main()

    {

        if (!$this->checkPrereqs()) {

            return false;

        }

        if ($this->prepare()) {

            return $this->handle();

       } else {

            $this->showHelp();

            return false;

        }

    }

    /**

     * Get our input parameters...

     * @return boolean success

     */

    function prepare()

    {

        $shortoptions = 'qvh';

        $longoptions = array('quiet', 'verbose', 'help', 'skip-config');

        $map = array(

            '-s'         => 'server',

            '--server'   => 'server',

            '-p'         => 'path',

            '--path'     => 'path',

            '--sitename' => 'sitename',

            '--fancy'    => 'fancy',

            '--dbtype'   => 'dbtype',

            '--host'     => 'host',

            '--database' => 'database',

            '--username' => 'username',

            '--password' => 'password',

            '--admin-nick' => 'adminNick',

            '--admin-pass' => 'adminPass',

            '--admin-email' => 'adminEmail',

            '--admin-updates' => 'adminUpdates'

        );

        foreach ($map as $arg => $target) {

            if (substr($arg, 0, 2) == '--') {

                $longoptions[] = substr($arg, 2) . '=';

            } else {

                $shortoptions .= substr($arg, 1) . ':';

            }

        }

        $parser = new Console_Getopt();

        $result = $parser->getopt($_SERVER['argv'], $shortoptions, $longoptions);

        if (PEAR::isError($result)) {

            $this->warning($result->getMessage());

            return false;

        }

        list($options, $args) = $result;

        // defaults

        $this->dbtype = 'mysql';

        $this->adminUpdates = true;

        $this->verbose = true;

        foreach ($options as $option) {

            $arg = $option[0];

            if (isset($map[$arg])) {

                $var = $map[$arg];

                $this->$var = $option[1];

                if ($var == 'adminUpdates' || $arg == '--fancy') {

                    $this->$var = ($option[1] != 'false') && ($option[1] != 'no');

                }

            } else if ($arg == '--skip-config') {

                $this->skipConfig = true;

            } else if ($arg == 'q' || $arg == '--quiet') {

                $this->verbose = false;

            } else if ($arg == 'v' || $arg == '--verbose') {

                $this->verbose = true;

            } else if ($arg == 'h' || $arg == '--help') {

                // will go back to show help

                return false;

            }

        }

        $fail = false;

        if (empty($this->server)) {

            $this->updateStatus("You must specify a web server for the site.", true);

            // path is optional though

            $fail = true;

        }

        if (!$this->validateDb()) {

            $fail = true;

        }

        if (!$this->validateAdmin()) {

            $fail = true;

        }

        return !$fail;

    }

    function handle()

    {

        return $this->doInstall();

    }

    function showHelp()

    {

        echo <<<END_HELP

install_cli.php - StatusNet command-line installer

    -s --server=<name>   Use <name> as server name (required)

    -p --path=<path>     Use <path> as path name

       --sitename        User-friendly site name (required)

       --fancy           Whether to use fancy URLs (default no)

       --dbtype          'mysql' (default) or 'pgsql'

       --host            Database hostname (required)

       --database        Database/schema name (required)

       --username        Database username (required)

       --password        Database password (required)

       --admin-nick      Administrator nickname (required)

       --admin-pass      Initial password for admin user (required)

       --admin-email     Initial email address for admin user

       --admin-updates   'yes' (default) or 'no', whether to subscribe

                         admin to update@status.net (default yes)

       --skip-config     Don't write a config.php -- use with caution,

                         requires a global configuration file.

      General options:

    -q --quiet           Quiet (little output)

    -v --verbose         Verbose (lots of output)

    -h --help            Show this message and quit.

END_HELP;

    }

    function warning($message, $submessage='')

    {

        print $this->html2text($message) . "\n";

        if ($submessage != '') {

            print "  " . $this->html2text($submessage) . "\n";

        }

        print "\n";

    }

    function updateStatus($status, $error=false)

    {

        if ($this->verbose || $error) {

            if ($error) {

                print "ERROR: ";

            }

            print $this->html2text($status);

            print "\n";

        }

    }

    private function html2text($html)

    {

        // break out any links for text legibility

        $breakout = preg_replace('/<a[^>+]\bhref="(.*)"[^>]*>(.*)<\/a>/',

                                 '\2 <\1>',

                                 $html);

        return html_entity_decode(strip_tags($breakout), ENT_QUOTES, 'UTF-8');

    }

}

$installer = new CliInstaller();

$ok = $installer->main();

exit($ok ? 0 : 1);