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This commit is contained in:
Nathan Adams
244
pluf/src/migrate.php
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244
pluf/src/migrate.php
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<?php
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/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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# ***** BEGIN LICENSE BLOCK *****
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# This file is part of Plume Framework, a simple PHP Application Framework.
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# Copyright (C) 2001-2007 Loic d'Anterroches and contributors.
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#
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# Plume Framework is free software; you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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#
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# Plume Framework is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# ***** END LICENSE BLOCK ***** */
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/**
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* Migration script.
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*/
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if (version_compare(PHP_VERSION, '5.2.4', '<')) {
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echo 'Error: You need at least PHP 5.2.4'."\n";
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exit(1);
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}
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set_include_path(get_include_path().PATH_SEPARATOR.dirname(__FILE__));
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// we have to silence strict code warnings because of PEAR (see issue 642)
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error_reporting(E_ALL & ~E_STRICT);
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require 'Console/Getopt.php';
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global $debug;
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$debug = false; // Yes a dirty global variable.
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$search_path = null;
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$cg = new Console_Getopt();
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$shortoptions = 'aixubrc:v:d';
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$longoptions = array('app=', 'version=', 'conf=', 'search-path=',
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'include-path=');
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$args = $cg->readPHPArgv();
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function debug($what)
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{
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global $debug;
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if ($debug) {
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echo($what."\n");
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}
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}
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function usage()
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{
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echo 'Usage examples:'."\n"
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.' Upgrade all: migrate.php --conf=path/to/config.php -a'."\n"
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.' Upgrade MyApp: migrate.php --conf=path/to/config.php --app=MyApp'."\n"
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.' Backup MyApp: migrate.php --conf=path/to/config.php --app=MyApp -b /path/to/backup/folder [backupname]'."\n"
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.' Restore MyApp: migrate.php --conf=path/to/config.php --app=MyApp -r /path/to/backup/folder backupname'."\n"
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.' MyApp to ver. 3: migrate.php --conf=path/to/config.php --app=MyApp -v3'."\n"
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.''."\n"
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.'Options:'."\n"
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.' c, --conf: Path to the configuration file.'."\n"
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.' a: Upgrade all the installed applications.'."\n"
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.' v, --version: Upgrade/Downgrade to the given version.'."\n"
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.' --app: Application to upgrade/downgrade.'."\n"
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.' u: Dry run, do nothing.'."\n"
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.' --search-path: Set the DB search path before the run.'."\n"
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.' --include-path: Paths to add to the PHP include path.'."\n"
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.' d: Display debug information.'."\n"
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.' i: Install the application(s).'."\n"
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.' x: Uninstall the application(s).'."\n"
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.' b: Backup the application(s).'."\n"
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.' r: Restore the application(s).'."\n"
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.''."\n"
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.'Note: The command line parser of PEAR is not very robust'."\n"
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.' if you have an unexpected error about an offset not'."\n"
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.' set. Please report a bug. Thanks!'."\n";
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}
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try {
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$ret = $cg->getopt($args, $shortoptions, $longoptions);
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} catch (Exception $e) {
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echo('Error in getopt command line: '.$e->getMessage()."\n");
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usage();
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die();
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}
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// Note that PEAR is not PHP 5 compatible, so the need to create $p.
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$p = new PEAR();
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if ($p->isError($ret)) {
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echo('Error in command line: '.$ret->getMessage()."\n");
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usage();
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die();
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}
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// Parse the options.
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$what = array(
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'all' => false,
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'app' => '',
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'conf' => '',
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'version' => null,
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'dry_run' => false,
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'un-install' => false,
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'install' => false,
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'backup' => false,
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'restore' => false,
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);
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$opts = $ret[0];
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$args = $ret[1];
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if (sizeof($opts) > 0) {
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foreach ($opts as $o) {
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switch ($o[0]) {
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case 'a':
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$what['all'] = true;
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break;
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case 'b':
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$what['backup'] = true;
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break;
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case 'r':
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$what['restore'] = true;
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break;
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case 'v':
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case '--version':
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$what['version'] = $o[1];
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break;
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case 'c':
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case '--conf':
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$what['conf'] = $o[1];
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break;
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case '--app':
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$what['app'] = $o[1];
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break;
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case 'd':
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$debug = true;
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break;
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case '--search-path':
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$search_path = trim($o[1]);
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break;
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case '--include-path':
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set_include_path(get_include_path().PATH_SEPARATOR.trim($o[1]));
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break;
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case 'u':
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$what['dry_run'] = true;
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break;
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case 'x':
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$what['un-install'] = true;
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break;
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case 'i':
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$what['install'] = true;
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break;
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}
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}
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} else {
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echo 'Error: Missing what to do.'."\n";
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usage();
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die();
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}
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// control the arguments.
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if (('' == $what['conf'] or !file_exists($what['conf']))
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or ($what['all'] == false and $what['app'] == '')) {
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echo 'Error: Missing what to do or config file.'."\n";
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usage();
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die();
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}
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if ($what['all'] and $what['version'] !== null) {
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echo 'Error: -a and -v --version cannot be used together.'."\n";
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echo ' Run the migration to a given version indenpendtly'."\n";
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echo ' for each application.'."\n";
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usage();
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die();
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}
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require 'Pluf.php';
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Pluf::start($what['conf']);
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if (PHP_SAPI != 'cli' and Pluf::f('migrate_allow_web', false)) {
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echo('Error: This script can only be run from the command line.'."\n");
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exit();
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}
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debug('PHP include path: '.get_include_path());
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if ($what['un-install']) {
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$apps = array();
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if ($what['all']) {
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$apps = Pluf::f('installed_apps');
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} else {
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$apps = array($what['app']);
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}
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echo 'Applications to uninstall: '.implode(', ', $apps)."\n";
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echo 'Please confirm that you want to uninstall by typing "yes": ';
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$line = trim(fgets(STDIN)); // reads one line from STDIN
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if ($line != 'yes') {
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echo 'Abort...'."\n";
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die();
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}
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}
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if (!is_null($search_path)) {
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$db =& Pluf::db();
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$db->setSearchPath($search_path);
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debug('Set search path to: '.$search_path);
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}
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$app = null; // Migrate all the applications.
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$app_disp = 'all the apps';
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$v_disp = 'latest';
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if (!is_null($what['version'])) {
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$v_disp = $what['version'];
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}
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if ($what['app']) {
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$app = trim($what['app']);
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$app_disp = $app;
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}
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$m = new Pluf_Migration($app);
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if ($debug) {
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$m->display = true;
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}
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$m->dry_run = $what['dry_run'];
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if ($what['install']) {
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debug('Install '.$app_disp);
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$m->install();
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} elseif ($what['un-install']) {
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debug('Uninstall '.$app_disp);
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$m->unInstall();
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} elseif ($what['backup']) {
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debug('Backup '.$app_disp);
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if (!isset($args[1])) $args[1] = null;
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$m->backup($args[0], $args[1]);
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} elseif ($what['restore']) {
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debug('Restore '.$app_disp);
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$m->restore($args[0], $args[1]);
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} else {
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debug('Migrate '.$app.' to version '.$v_disp);
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$m->migrate($what['version']);
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}
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