Subversion-Projekte lars-tiefland.cakephp

Revision

Blame | Letzte Änderung | Log anzeigen | RSS feed

#!/usr/bin/php -q
<?php
/* SVN FILE: $Id: cake.php 7945 2008-12-19 02:16:01Z gwoo $ */
/**
 * Command-line code generation utility to automate programmer chores.
 *
 * Shell dispatcher class
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) :  Rapid Development Framework (http://www.cakephp.org)
 * Copyright 2005-2008, Cake Software Foundation, Inc.
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright     Copyright 2005-2008, Cake Software Foundation, Inc. (http://www.cakefoundation.org)
 * @link          http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
 * @package       cake
 * @subpackage    cake.cake.console
 * @since         CakePHP(tm) v 1.2.0.5012
 * @version       $Revision: 7945 $
 * @modifiedby    $LastChangedBy: gwoo $
 * @lastmodified  $Date: 2008-12-18 18:16:01 -0800 (Thu, 18 Dec 2008) $
 * @license       http://www.opensource.org/licenses/mit-license.php The MIT License
 */
/**
 * Shell dispatcher
 *
 * @package       cake
 * @subpackage    cake.cake.console
 */
class ShellDispatcher {
/**
 * Standard input stream.
 *
 * @var filehandle
 * @access public
 */
        var $stdin;
/**
 * Standard output stream.
 *
 * @var filehandle
 * @access public
 */
        var $stdout;
/**
 * Standard error stream.
 *
 * @var filehandle
 * @access public
 */
        var $stderr;
/**
 * Contains command switches parsed from the command line.
 *
 * @var array
 * @access public
 */
        var $params = array();
/**
 * Contains arguments parsed from the command line.
 *
 * @var array
 * @access public
 */
        var $args = array();
/**
 * The file name of the shell that was invoked.
 *
 * @var string
 * @access public
 */
        var $shell = null;
/**
 * The class name of the shell that was invoked.
 *
 * @var string
 * @access public
 */
        var $shellClass = null;
/**
 * The command called if public methods are available.
 *
 * @var string
 * @access public
 */
        var $shellCommand = null;
/**
 * The path locations of shells.
 *
 * @var array
 * @access public
 */
        var $shellPaths = array();
/**
 * The path to the current shell location.
 *
 * @var string
 * @access public
 */
        var $shellPath = null;
/**
 * The name of the shell in camelized.
 *
 * @var string
 * @access public
 */
        var $shellName = null;
/**
 * Constructs this ShellDispatcher instance.
 *
 * @param array $args the argv.
 */
        function ShellDispatcher($args = array()) {
                $this->__construct($args);
        }
/**
 * Constructor
 *
 * @param array $args the argv.
 */
        function __construct($args = array()) {
                set_time_limit(0);
                $this->__initConstants();
                $this->parseParams($args);
                $this->_initEnvironment();
                $this->__buildPaths();
                $this->_stop($this->dispatch());
        }
/**
 * Defines core configuration.
 *
 * @access private
 */
        function __initConstants() {
                if (function_exists('ini_set')) {
                        ini_set('display_errors', '1');
                        ini_set('error_reporting', E_ALL);
                        ini_set('html_errors', false);
                        ini_set('implicit_flush', true);
                        ini_set('max_execution_time', 0);
                }

                if (!defined('CAKE_CORE_INCLUDE_PATH')) {
                        define('PHP5', (PHP_VERSION >= 5));
                        define('DS', DIRECTORY_SEPARATOR);
                        define('CAKE_CORE_INCLUDE_PATH', dirname(dirname(dirname(__FILE__))));
                        define('CORE_PATH', CAKE_CORE_INCLUDE_PATH . DS);
                        define('DISABLE_DEFAULT_ERROR_HANDLING', false);
                        define('CAKEPHP_SHELL', true);
                }
                require_once(CORE_PATH . 'cake' . DS . 'basics.php');
        }
/**
 * Defines current working environment.
 *
 * @access protected
 */
        function _initEnvironment() {
                $this->stdin = fopen('php://stdin', 'r');
                $this->stdout = fopen('php://stdout', 'w');
                $this->stderr = fopen('php://stderr', 'w');

                if (!$this->__bootstrap()) {
                        $this->stderr("\nCakePHP Console: ");
                        $this->stderr("\nUnable to load Cake core:");
                        $this->stderr("\tMake sure " . DS . 'cake' . DS . 'libs exists in ' . CAKE_CORE_INCLUDE_PATH);
                        $this->_stop();
                }

                if (!isset($this->args[0]) || !isset($this->params['working'])) {
                        $this->stderr("\nCakePHP Console: ");
                        $this->stderr('This file has been loaded incorrectly and cannot continue.');
                        $this->stderr('Please make sure that ' . DIRECTORY_SEPARATOR . 'cake' . DIRECTORY_SEPARATOR . 'console is in your system path,');
                        $this->stderr('and check the manual for the correct usage of this command.');
                        $this->stderr('(http://manual.cakephp.org/)');
                        $this->_stop();
                }

                if (basename(__FILE__) !=  basename($this->args[0])) {
                        $this->stderr("\nCakePHP Console: ");
                        $this->stderr('Warning: the dispatcher may have been loaded incorrectly, which could lead to unexpected results...');
                        if ($this->getInput('Continue anyway?', array('y', 'n'), 'y') == 'n') {
                                $this->_stop();
                        }
                }

                $this->shiftArgs();
        }
/**
 * Builds the shell paths.
 *
 * @access private
 * @return void
 */
        function __buildPaths() {
                $paths = array();

                $pluginPaths = Configure::read('pluginPaths');
                foreach ($pluginPaths as $pluginPath) {
                        $plugins = Configure::listObjects('plugin', $pluginPath);
                        foreach ((array)$plugins as $plugin) {
                                $path = $pluginPath . Inflector::underscore($plugin) . DS . 'vendors' . DS . 'shells' . DS;
                                if (file_exists($path)) {
                                        $paths[] = $path;
                                }
                        }
                }

                $vendorPaths = array_values(Configure::read('vendorPaths'));
                foreach ($vendorPaths as $vendorPath) {
                        $path = rtrim($vendorPath, DS) . DS . 'shells' . DS;
                        if (file_exists($path)) {
                                $paths[] = $path;
                        }
                }

                $this->shellPaths = array_values(array_unique(array_merge($paths, Configure::read('shellPaths'))));
        }
/**
 * Initializes the environment and loads the Cake core.
 *
 * @return boolean Success.
 * @access private
 */
        function __bootstrap() {

                define('ROOT', $this->params['root']);
                define('APP_DIR', $this->params['app']);
                define('APP_PATH', $this->params['working'] . DS);
                define('WWW_ROOT', APP_PATH . $this->params['webroot'] . DS);

                $includes = array(
                        CORE_PATH . 'cake' . DS . 'config' . DS . 'paths.php',
                        CORE_PATH . 'cake' . DS . 'libs' . DS . 'object.php',
                        CORE_PATH . 'cake' . DS . 'libs' . DS . 'inflector.php',
                        CORE_PATH . 'cake' . DS . 'libs' . DS . 'configure.php',
                        CORE_PATH . 'cake' . DS . 'libs' . DS . 'file.php',
                        CORE_PATH . 'cake' . DS . 'libs' . DS . 'cache.php',
                        CORE_PATH . 'cake' . DS . 'libs' . DS . 'string.php',
                        CORE_PATH . 'cake' . DS . 'libs' . DS . 'class_registry.php',
                        CORE_PATH . 'cake' . DS . 'console' . DS . 'error.php'
                );

                foreach ($includes as $inc) {
                        if (!require($inc)) {
                                $this->stderr("Failed to load Cake core file {$inc}");
                                return false;
                        }
                }

                Configure::getInstance(file_exists(CONFIGS . 'bootstrap.php'));

                if (!file_exists(APP_PATH . 'config' . DS . 'core.php')) {
                        include_once CORE_PATH . 'cake' . DS . 'console' . DS . 'libs' . DS . 'templates' . DS . 'skel' . DS . 'config' . DS . 'core.php';
                        Configure::buildPaths(array());
                }

                Configure::write('debug', 1);
                return true;
        }

/**
 * Dispatches a CLI request
 *
 * @access public
 */
        function dispatch() {
                if (isset($this->args[0])) {
                        $plugin = null;
                        $shell = $this->args[0];
                        if (strpos($shell, '.') !== false)  {
                                list($plugin, $shell) = explode('.', $this->args[0]);
                        }

                        $this->shell = $shell;
                        $this->shiftArgs();
                        $this->shellName = Inflector::camelize($this->shell);
                        $this->shellClass = $this->shellName . 'Shell';

                        if ($this->shell === 'help') {
                                $this->help();
                        } else {
                                $loaded = false;
                                foreach ($this->shellPaths as $path) {
                                        $this->shellPath = $path . $this->shell . '.php';

                                        $isPlugin = ($plugin && strpos($path, DS . $plugin . DS . 'vendors' . DS . 'shells' . DS) !== false);
                                        if (($isPlugin && file_exists($this->shellPath)) || (!$plugin && file_exists($this->shellPath))) {
                                                $loaded = true;
                                                break;
                                        }
                                }

                                if ($loaded) {
                                        if (!class_exists('Shell')) {
                                                require CONSOLE_LIBS . 'shell.php';
                                        }
                                        require $this->shellPath;
                                        if (class_exists($this->shellClass)) {
                                                $command = null;
                                                if (isset($this->args[0])) {
                                                        $command = $this->args[0];
                                                }
                                                $this->shellCommand = Inflector::variable($command);
                                                $shell = new $this->shellClass($this);

                                                if (strtolower(get_parent_class($shell)) == 'shell') {
                                                        $shell->initialize();
                                                        $shell->loadTasks();

                                                        foreach ($shell->taskNames as $task) {
                                                                if (strtolower(get_parent_class($shell)) == 'shell') {
                                                                        $shell->{$task}->initialize();
                                                                        $shell->{$task}->loadTasks();
                                                                }
                                                        }

                                                        $task = Inflector::camelize($command);
                                                        if (in_array($task, $shell->taskNames)) {
                                                                $this->shiftArgs();
                                                                $shell->{$task}->startup();
                                                                if (isset($this->args[0]) && $this->args[0] == 'help') {
                                                                        if (method_exists($shell->{$task}, 'help')) {
                                                                                $shell->{$task}->help();
                                                                                $this->_stop();
                                                                        } else {
                                                                                $this->help();
                                                                        }
                                                                }
                                                                return $shell->{$task}->execute();
                                                        }
                                                }

                                                $classMethods = get_class_methods($shell);

                                                $privateMethod = $missingCommand = false;
                                                if ((in_array($command, $classMethods) || in_array(strtolower($command), $classMethods)) && strpos($command, '_', 0) === 0) {
                                                        $privateMethod = true;
                                                }

                                                if (!in_array($command, $classMethods) && !in_array(strtolower($command), $classMethods)) {
                                                        $missingCommand = true;
                                                }

                                                $protectedCommands = array(
                                                        'initialize','in','out','err','hr',
                                                        'createfile', 'isdir','copydir','object','tostring',
                                                        'requestaction','log','cakeerror', 'shelldispatcher',
                                                        '__initconstants','__initenvironment','__construct',
                                                        'dispatch','__bootstrap','getinput','stdout','stderr','parseparams','shiftargs'
                                                );

                                                if (in_array(strtolower($command), $protectedCommands)) {
                                                        $missingCommand = true;
                                                }

                                                if ($missingCommand && method_exists($shell, 'main')) {
                                                        $shell->startup();
                                                        return $shell->main();
                                                } elseif (!$privateMethod && method_exists($shell, $command)) {
                                                        $this->shiftArgs();
                                                        $shell->startup();
                                                        return $shell->{$command}();
                                                } else {
                                                        $this->stderr("Unknown {$this->shellName} command '$command'.\nFor usage, try 'cake {$this->shell} help'.\n\n");
                                                }
                                        } else {
                                                $this->stderr('Class '.$this->shellClass.' could not be loaded');
                                        }
                                } else {
                                        $this->help();
                                }
                        }
                } else {
                        $this->help();
                }
        }
/**
 * Prompts the user for input, and returns it.
 *
 * @param string $prompt Prompt text.
 * @param mixed $options Array or string of options.
 * @param string $default Default input value.
 * @return Either the default value, or the user-provided input.
 * @access public
 */
        function getInput($prompt, $options = null, $default = null) {
                if (!is_array($options)) {
                        $printOptions = '';
                } else {
                        $printOptions = '(' . implode('/', $options) . ')';
                }

                if ($default == null) {
                        $this->stdout($prompt . " $printOptions \n" . '> ', false);
                } else {
                        $this->stdout($prompt . " $printOptions \n" . "[$default] > ", false);
                }
                $result = fgets($this->stdin);

                if ($result === false) {
                        exit;
                }
                $result = trim($result);

                if ($default != null && empty($result)) {
                        return $default;
                }
                return $result;
        }
/**
 * Outputs to the stdout filehandle.
 *
 * @param string $string String to output.
 * @param boolean $newline If true, the outputs gets an added newline.
 * @access public
 */
        function stdout($string, $newline = true) {
                if ($newline) {
                        fwrite($this->stdout, $string . "\n");
                } else {
                        fwrite($this->stdout, $string);
                }
        }
/**
 * Outputs to the stderr filehandle.
 *
 * @param string $string Error text to output.
 * @access public
 */
        function stderr($string) {
                fwrite($this->stderr, 'Error: '. $string);
        }
/**
 * Parses command line options
 *
 * @param array $params Parameters to parse
 * @access public
 */
        function parseParams($params) {
                $this->__parseParams($params);

                $defaults = array('app' => 'app', 'root' => dirname(dirname(dirname(__FILE__))), 'working' => null, 'webroot' => 'webroot');

                $params = array_merge($defaults, array_intersect_key($this->params, $defaults));

                $isWin = array_filter(array_map('strpos', $params, array('\\')));

                $params = str_replace('\\', '/', $params);

                if (!empty($params['working']) && (!isset($this->args[0]) || isset($this->args[0]) && $this->args[0]{0} !== '.')) {
                        if (empty($this->params['app']) && $params['working'] != $params['root']) {
                                $params['root'] = dirname($params['working']);
                                $params['app'] = basename($params['working']);
                        } else {
                                $params['root'] = $params['working'];
                        }
                }

                if ($params['app'][0] == '/' || preg_match('/([a-zA-Z])(:)/i', $params['app'], $matches)) {
                        $params['root'] = dirname($params['app']);
                } elseif (strpos($params['app'], '/')) {
                        $params['root'] .= '/' . dirname($params['app']);
                }

                $params['app'] = basename($params['app']);
                $params['working'] = rtrim($params['root'], '/') . '/' . $params['app'];

                if (!empty($matches[0]) || !empty($isWin)) {
                        $params = str_replace('/', '\\', $params);
                }

                $this->params = array_merge($this->params, $params);
        }
/**
 * Helper for recursively paraing params
 *
 * @return array params
 * @access private
 */
        function __parseParams($params) {
                $count = count($params);
                for ($i = 0; $i < $count; $i++) {
                        if (isset($params[$i])) {
                                if ($params[$i]{0} === '-') {
                                        $key = substr($params[$i], 1);
                                        $this->params[$key] = true;
                                        unset($params[$i]);
                                        if (isset($params[++$i])) {
                                                if ($params[$i]{0} !== '-') {
                                                        $this->params[$key] = str_replace('"', '', $params[$i]);
                                                        unset($params[$i]);
                                                } else {
                                                        $i--;
                                                        $this->__parseParams($params);
                                                }
                                        }
                                } else {
                                        $this->args[] = $params[$i];
                                        unset($params[$i]);
                                }

                        }
                }
        }
/**
 * Removes first argument and shifts other arguments up
 *
 * @return boolean False if there are no arguments
 * @access public
 */
        function shiftArgs() {
                if (empty($this->args)) {
                        return false;
                }
                unset($this->args[0]);
                $this->args = array_values($this->args);
                return true;
        }
/**
 * Shows console help
 *
 * @access public
 */
        function help() {
                $this->stdout("\nWelcome to CakePHP v" . Configure::version() . " Console");
                $this->stdout("---------------------------------------------------------------");
                $this->stdout("Current Paths:");
                $this->stdout(" -app: ". $this->params['app']);
                $this->stdout(" -working: " . rtrim($this->params['working'], DS));
                $this->stdout(" -root: " . rtrim($this->params['root'], DS));
                $this->stdout(" -core: " . rtrim(CORE_PATH, DS));
                $this->stdout("");
                $this->stdout("Changing Paths:");
                $this->stdout("your working path should be the same as your application path");
                $this->stdout("to change your path use the '-app' param.");
                $this->stdout("Example: -app relative/path/to/myapp or -app /absolute/path/to/myapp");

                $this->stdout("\nAvailable Shells:");
                $_shells = array();
                foreach ($this->shellPaths as $path) {
                        if (is_dir($path)) {
                                $shells = Configure::listObjects('file', $path);
                                $path = str_replace(CORE_PATH, 'CORE/', $path);
                                $path = str_replace(ROOT, 'ROOT', $path);
                                $path = rtrim($path, DS);
                                $this->stdout("\n " . $path . ":");
                                if (empty($shells)) {
                                        $this->stdout("\t - none");
                                } else {
                                        foreach ($shells as $shell) {
                                                if ($shell !== 'shell.php') {
                                                        $this->stdout("\t " . str_replace('.php', '', $shell));
                                                }
                                        }
                                }
                        }
                }
                $this->stdout("\nTo run a command, type 'cake shell_name [args]'");
                $this->stdout("To get help on a specific command, type 'cake shell_name help'");
                $this->_stop();
        }
/**
 * Stop execution of the current script
 *
 * @param $status see http://php.net/exit for values
 * @return void
 * @access protected
 */
        function _stop($status = 0) {
                exit($status);
        }
}
if (!defined('DISABLE_AUTO_DISPATCH')) {
        $dispatcher = new ShellDispatcher($argv);
}
?>