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#!/usr/bin/php -q
<?php
/* SVN FILE: $Id$ */
/**
* 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 $Revision$
* @modifiedby $LastChangedBy$
* @lastmodified $Date$
* @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
*
* The execution of the script is stopped after dispatching the request with
* a status code of either 0 or 1 according to the result of the dispatch.
*
* @param array $args the argv
* @return void
* @access public
*/
function __construct($args = array()) {
set_time_limit(0);
$this->__initConstants();
$this->parseParams($args);
$this->_initEnvironment();
$this->__buildPaths();
$this->_stop($this->dispatch() === false ? 1 : 0);
}
/**
* 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();
$pluginPaths = Configure::read('pluginPaths');
if (!class_exists('Folder')) {
require LIBS . 'folder.php';
}
foreach ($pluginPaths as $pluginPath) {
$Folder =& new Folder($pluginPath);
list($plugins,) = $Folder->read(false, true);
foreach ((array)$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
*
* @return boolean
* @access public
*/
function dispatch() {
if (!$arg = $this->shiftArgs()) {
$this->help();
return false;
}
if ($arg == 'help') {
$this->help();
return true;
}
if (strpos($arg, '.') !== false) {
list($plugin, $shell) = explode('.', $arg);
} else {
$plugin = null;
$shell = $arg;
}
$this->shell = $shell;
$this->shellName = Inflector::camelize($shell);
$this->shellClass = $this->shellName . 'Shell';
if ($arg = $this->shiftArgs()) {
$this->shellCommand = Inflector::variable($arg);
}
$Shell = $this->_getShell($plugin);
if (!$Shell) {
$message = sprintf(__('Class `%s` could not be loaded', true), $this->shellClass);
$this->stderr($message . "\n");
return false;
}
if (is_a($Shell, 'Shell')) {
$Shell->initialize();
$Shell->loadTasks();
foreach ($Shell->taskNames as $task) {
if (is_a($Shell->{$task}, 'Shell')) {
$Shell->{$task}->initialize();
$Shell->{$task}->loadTasks();
}
}
$task = Inflector::camelize($this->shellCommand);
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();
} else {
$this->help();
}
return true;
}
return $Shell->{$task}->execute();
}
}
$classMethods = get_class_methods($Shell);
$privateMethod = $missingCommand = false;
if ((in_array($arg, $classMethods) || in_array(strtolower($arg), $classMethods))
&& $arg[0] == '_') {
$privateMethod = true;
}
if (!in_array($arg, $classMethods) && !in_array(strtolower($arg), $classMethods)) {
$missingCommand = true;
}
$protectedCommands = array(
'initialize','in','out','err','hr',
'createfile', 'isdir','copydir','object','tostring',
'requestaction','log','cakeerror', 'shelldispatcher',
'__initconstants','__initenvironment','__construct',
'dispatch','__bootstrap','getinput','stdout','stderr','parseparams','shiftargs'
);
if (in_array(strtolower($arg), $protectedCommands)) {
$missingCommand = true;
}
if ($missingCommand && method_exists($Shell, 'main')) {
$Shell->startup();
return $Shell->main();
} elseif (!$privateMethod && method_exists($Shell, $arg)) {
$this->shiftArgs();
$Shell->startup();
return $Shell->{$arg}();
}
$message = sprintf(__('Unknown %1$s command `%2$s`. For usage try `cake %3$s help`.', true),
$this->shellName, $this->shellCommand, $this->shell);
$this->stderr($message . "\n");
return false;
}
/**
* Get shell to use, either plugin shell or application shell
*
* All paths in the shellPaths property are searched.
* shell, shellPath and shellClass properties are taken into account.
*
* @param string $plugin Optionally the name of a plugin
* @return mixed False if no shell could be found or an object on success
* @access protected
*/
function _getShell($plugin = null) {
foreach ($this->shellPaths as $path) {
$this->shellPath = $path . $this->shell . '.php';
$pluginShellPath = DS . $plugin . DS . 'vendors' . DS . 'shells' . DS;
if ((strpos($path, $pluginShellPath) !== false || !$plugin) && file_exists($this->shellPath)) {
$loaded = true;
break;
}
}
if (!isset($loaded)) {
return false;
}
if (!class_exists('Shell')) {
require CONSOLE_LIBS . 'shell.php';
}
if (!class_exists($this->shellClass)) {
require $this->shellPath;
}
if (!class_exists($this->shellClass)) {
return false;
}
$Shell = new $this->shellClass($this);
return $Shell;
}
/**
* 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, $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, $params);
}
/**
* Helper for recursively parsing params
*
* @return array params
* @access private
*/
function __parseParams($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 mixed Null if there are no arguments otherwise the shifted argument
* @access public
*/
function shiftArgs() {
return array_shift($this->args);
}
/**
* 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(CAKE_CORE_INCLUDE_PATH . DS . 'cake' . DS, 'CORE' . DS, $path);
$path = str_replace(APP, 'APP' . DS, $path);
$path = str_replace(ROOT, 'ROOT', $path);
$path = rtrim($path, DS);
$this->stdout("\n " . $path . ":");
if (empty($shells)) {
$this->stdout("\t - none");
} else {
sort($shells);
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'");
}
/**
* 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);
}
?>
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