Location: PHPKode > projects > Selling Made Simple E-commerce Solution > sms/cake/console/libs/tasks/view.php
<?php
/* SVN FILE: $Id: view.php 5422 2007-07-09 05:23:06Z phpnut $ */
/**
 * The View Tasks handles creating and updating view files.
 *
 * Long description for file
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright 2005-2007, Cake Software Foundation, Inc.
 *								1785 E. Sahara Avenue, Suite 490-204
 *								Las Vegas, Nevada 89104
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright		Copyright 2005-2007, Cake Software Foundation, Inc.
 * @link				http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
 * @package			cake
 * @subpackage		cake.cake.console.libs.tasks
 * @since			CakePHP(tm) v 1.2
 * @version			$Revision: 5422 $
 * @modifiedby		$LastChangedBy: phpnut $
 * @lastmodified	$Date: 2007-07-09 00:23:06 -0500 (Mon, 09 Jul 2007) $
 * @license			http://www.opensource.org/licenses/mit-license.php The MIT License
 */
/**
 * Task class for creating and updating view files.
 *
 * @package		cake
 * @subpackage	cake.cake.console.libs.tasks
 */
class ViewTask extends Shell {
/**
 * Tasks to be loaded by this Task
 *
 * @var array
 */
	var $tasks = array('Project', 'Controller');
/**
 * name of the controller being used
 *
 * @var string
 */
	var $controllerName = null;
/**
 * path to controller to put views
 *
 * @var string
 */
	var $controllerPath = null;
/**
 * the template file to use
 *
 * @var string
 */
	var $template = null;
/**
 * Actions to use for scaffolding
 *
 * @var array
 */
	var $scaffoldActions = array('index', 'view', 'add', 'edit');
/**
 * Override initialize
 *
 * @return void
 */
	function initialize() {}
/**
 * Execution method always used for tasks
 *
 * @return void
 */
	function execute() {
		if (empty($this->args)) {
			$this->__interactive();
		}

		if (isset($this->args[0])) {
			$controller = $action = $alias = null;
			$this->controllerName = Inflector::camelize($this->args[0]);
			$this->controllerPath = Inflector::underscore($this->controllerName);

			if (isset($this->args[1])) {
				$this->template = $this->args[1];
			}

			if (isset($this->args[2])) {
				$action = $this->args[2];
			}

			if (!$action) {
				$action = $this->template;
			}

			if (in_array($action, $this->scaffoldActions)) {
				$this->bake($action, true);
			} elseif ($action) {
				$this->bake($action, true);
			} else {
				$vars = $this->__loadController();
				if ($vars) {
					$protected = array( 'object', low($this->controllerName. 'Controller'), 'controller', 'appcontroller',
						'tostring', 'requestaction', 'log', 'cakeerror', 'constructclasses', 'redirect', 'set', 'setaction',
						'validate', 'validateerrors', 'render', 'referer', 'flash', 'flashout', 'generatefieldnames',
						'postconditions', 'cleanupfields', 'beforefilter', 'beforerender', 'afterfilter', 'disablecache', 'paginate');

					$classVars = get_class_vars($this->controllerName . 'Controller');
					if (array_key_exists('scaffold', $classVars)) {
						$methods = $this->scaffoldActions;
					} else {
						$methods = get_class_methods($this->controllerName . 'Controller');
					}
					$adminDelete = null;

					if (defined('CAKE_ADMIN')) {
						$adminDelete = CAKE_ADMIN.'_delete';
					}
					foreach ($methods as $method) {
						if ($method{0} != '_' && !in_array(low($method), am($protected, array('delete', $adminDelete)))) {
							$content = $this->getContent($method, $vars);
							$this->bake($method, $content);
						}
					}
				}
			}
		}
	}
/**
 * Handles interactive baking
 *
 * @access private
 * @return void
 */
	function __interactive() {
		$this->hr();
		$this->out('View Bake:');
		$this->hr();
		$wannaDoAdmin = 'n';
		$wannaDoScaffold = 'y';
		$this->interactive = false;

		$this->controllerName = $this->Controller->getName();

		$this->controllerPath = low(Inflector::underscore($this->controllerName));

		$interactive = $this->in("Would you like bake to build your views interactively?\nWarning: Choosing no will overwrite {$this->controllerName} views if it exist.", array('y','n'), 'y');

		if (low($interactive) == 'y' || low($interactive) == 'yes') {
			$this->interactive = true;
			$wannaDoScaffold = $this->in("Would you like to create some scaffolded views (index, add, view, edit) for this controller?\nNOTE: Before doing so, you'll need to create your controller and model classes (including associated models).", array('y','n'), 'n');
		}

		if (low($wannaDoScaffold) == 'y' || low($wannaDoScaffold) == 'yes') {
			$wannaDoAdmin = $this->in("Would you like to create the views for admin routing?", array('y','n'), 'y');
		}
		$admin = false;

		if ((low($wannaDoAdmin) == 'y' || low($wannaDoAdmin) == 'yes')) {
			$admin = $this->getAdmin();
		}

		if (low($wannaDoScaffold) == 'y' || low($wannaDoScaffold) == 'yes') {
			$file = CONTROLLERS . $this->controllerPath . '_controller.php';

			if ($admin) {
				foreach ($this->scaffoldActions as $action) {
					$this->scaffoldActions[] = $admin . $action;
				}
			}
			$vars = $this->__loadController();

			if ($vars) {
				foreach ($this->scaffoldActions as $action) {
					$content = $this->getContent($action, $vars);
					$this->bake($action, $content);
				}
			}
			$this->hr();
			$this->out('');
			$this->out('View Scaffolding Complete.'."\n");
		} else {
			$action = '';
			while ($action == '') {
				$action = $this->in('Action Name? (use camelCased function name)');
				if ($action == '') {
					$this->out('The action name you supplied was empty. Please try again.');
				}
			}
			$this->out('');
			$this->hr();
			$this->out('The following view will be created:');
			$this->hr();
			$this->out("Controller Name: {$this->controllerName}");
			$this->out("Action Name:	 {$action}");
			$this->out("Path:			 ".$this->params['app'] . DS . $this->controllerPath . DS . Inflector::underscore($action) . ".ctp");
			$this->hr();
			$looksGood = $this->in('Look okay?', array('y','n'), 'y');
			if (low($looksGood) == 'y' || low($looksGood) == 'yes') {
				$this->bake($action);
				exit();
			} else {
				$this->out('Bake Aborted.');
				exit();
			}
		}
	}
/**
 * Loads Controller and sets variables for the template
 * Available template variables
 *	'modelClass', 'primaryKey', 'displayField', 'singularVar', 'pluralVar',
 *	'singularHumanName', 'pluralHumanName', 'fields', 'foreignKeys',
 *	'belongsTo', 'hasOne', 'hasMany', 'hasAndBelongsToMany'
 *
 * @access private
 * @return array Returns an variables to be made available to a view template
 */
	function __loadController() {
		if (!$this->controllerName) {
			$this->err('could not find the controller');
		}

		if (!class_exists($this->controllerName . 'Controller') && !loadController($this->controllerName)) {
			$file = CONTROLLERS . $this->controllerPath . '_controller.php';
			$shortPath = $this->shortPath($file);
			$this->err("The file '{$shortPath}' could not be found.\nIn order to bake a view, you'll need to first create the controller.");
			exit();
		}

		$controllerClassName = $this->controllerName . 'Controller';
		$controllerObj = & new $controllerClassName();
		$controllerObj->constructClasses();
		$modelClass = $controllerObj->modelClass;
		$modelKey = $controllerObj->modelKey;
		$modelObj =& ClassRegistry::getObject($modelKey);
		$primaryKey = $modelObj->primaryKey;
		$displayField = $modelObj->displayField;
		$singularVar = Inflector::variable($modelClass);
		$pluralVar = Inflector::variable($this->controllerName);
		$singularHumanName = Inflector::humanize($modelClass);
		$pluralHumanName = Inflector::humanize($this->controllerName);
		$fields = $modelObj->_tableInfo->value;
		$foreignKeys = $modelObj->keyToTable;
		$belongsTo = $modelObj->belongsTo;
		$hasOne = $modelObj->hasOne;
		$hasMany = $modelObj->hasMany;
		$hasAndBelongsToMany = $modelObj->hasAndBelongsToMany;

		return compact('modelClass', 'primaryKey', 'displayField', 'singularVar', 'pluralVar',
						'singularHumanName', 'pluralHumanName', 'fields', 'foreignKeys',
						'belongsTo', 'hasOne', 'hasMany', 'hasAndBelongsToMany');
	}
/**
 * Assembles and writes bakes the view file.
 *
 * @param string $action
 * @param string $content
 * @return bool
 */
	function bake($action, $content = '') {
		if ($content === true) {
			$content = $this->getContent();
		}
		$filename = VIEWS . $this->controllerPath . DS . Inflector::underscore($action) . '.ctp';
		$Folder =& new Folder(VIEWS . $this->controllerPath, true);
		$errors = $Folder->errors();
		if (empty($errors)) {
			$path = $Folder->slashTerm($Folder->pwd());
			return $this->createFile($filename, $content);
		} else {
			foreach ($errors as $error) {
				$this->err($error);
			}
		}
		return false;
	}
/**
 * Builds content from template and variables
 *
 * @param string $template file to use
 * @param array $vars passed for use in templates
 * @return string content from template
 */
	function getContent($template = null, $vars = null) {
		if (!$template) {
			$template = $this->template;
		}
		$action = $template;

		if (defined('CAKE_ADMIN') && strpos($template, CAKE_ADMIN) !== false) {
			$template = str_replace(CAKE_ADMIN.'_', '', $template);
		}

		if (in_array($template, array('add', 'edit'))) {
			$action = $template;
			$template = 'form';
		}
		$loaded = false;
		foreach ($this->Dispatch->shellPaths as $path) {
			$templatePath = $path . 'templates' . DS . 'views' . DS .Inflector::underscore($template).'.ctp';
			if (file_exists($templatePath) && is_file($templatePath)) {
				$loaded = true;
				break;
			}
		}
		if (!$vars) {
			$vars = $this->__loadController();
		}

		if ($loaded) {
			extract($vars);
			ob_start();
			ob_implicit_flush(0);
			include($templatePath);
			$content = ob_get_clean();
			return $content;
		}

		$this->err('Template for '. $template .' could not be found');
		return false;
	}
/**
 * Displays help contents
 *
 * @return void
 */
	function help() {
		$this->hr();
		$this->out("Usage: cake bake view <arg1> <arg2>...");
		$this->hr();
		$this->out('Commands:');
		$this->out("\n\tview <controller>\n\t\twill read the given controller for methods\n\t\tand bake corresponding views.\n\t\tIf var scaffold is found it will bake the scaffolded actions\n\t\t(index,view,add,edit)");
		$this->out("\n\tview <controller> <action>\n\t\twill bake a template. core templates: (index, add, edit, view)");
		$this->out("\n\tview <controller> <template> <alias>\n\t\twill use the template specified but name the file based on the alias");
		$this->out("");
		exit();
	}
}
?>
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