pictcode_admin / lib / Cake / Controller / Scaffold.php @ 5ad38a95
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<?php
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/**
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* Scaffold.
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*
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* Automatic forms and actions generation for rapid web application development.
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*
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* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
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* @link http://cakephp.org CakePHP(tm) Project
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* @package Cake.Controller
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* @since Cake v 0.10.0.1076
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* @license http://www.opensource.org/licenses/mit-license.php MIT License
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*/
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/**
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* Scaffolding is a set of automatic actions for starting web development work faster.
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*
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* Scaffold inspects your database tables, and making educated guesses, sets up a
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* number of pages for each of your Models. These pages have data forms that work,
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* and afford the web developer an early look at the data, and the possibility to over-ride
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* scaffolded actions with custom-made ones.
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*
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* @package Cake.Controller
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* @deprecated 3.0.0 Dynamic scaffolding will be removed and replaced in 3.0
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*/
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class Scaffold { |
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/**
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* Controller object
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*
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* @var Controller
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*/
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public $controller = null; |
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/**
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* Name of the controller to scaffold
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*
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* @var string
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*/
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public $name = null; |
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/**
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* Name of current model this view context is attached to
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*
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* @var string
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*/
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public $model = null; |
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/**
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* Path to View.
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*
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* @var string
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*/
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public $viewPath; |
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/**
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* Name of layout to use with this View.
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*
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* @var string
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*/
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public $layout = 'default'; |
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/**
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* Request object
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*
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* @var CakeRequest
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*/
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public $request; |
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/**
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* Valid session.
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*
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* @var bool
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*/
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protected $_validSession = null; |
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/**
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* List of variables to collect from the associated controller
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*
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* @var array
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*/
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protected $_passedVars = array( |
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'layout', 'name', 'viewPath', 'request' |
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); |
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/**
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* Title HTML element for current scaffolded view
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*
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* @var string
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*/
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public $scaffoldTitle = null; |
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/**
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* Construct and set up given controller with given parameters.
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*
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* @param Controller $controller Controller to scaffold
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* @param CakeRequest $request Request parameters.
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* @throws MissingModelException
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*/
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public function __construct(Controller $controller, CakeRequest $request) { |
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$this->controller = $controller; |
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$count = count($this->_passedVars); |
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for ($j = 0; $j < $count; $j++) { |
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$var = $this->_passedVars[$j]; |
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$this->{$var} = $controller->{$var}; |
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} |
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$this->redirect = array('action' => 'index'); |
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$this->modelClass = $controller->modelClass; |
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$this->modelKey = $controller->modelKey; |
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if (!is_object($this->controller->{$this->modelClass})) { |
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throw new MissingModelException($this->modelClass); |
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} |
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$this->ScaffoldModel = $this->controller->{$this->modelClass}; |
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$this->scaffoldTitle = Inflector::humanize(Inflector::underscore($this->viewPath)); |
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$this->scaffoldActions = $controller->scaffold; |
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$title = __d('cake', 'Scaffold :: ') . Inflector::humanize($request->action) . ' :: ' . $this->scaffoldTitle; |
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$modelClass = $this->controller->modelClass; |
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$primaryKey = $this->ScaffoldModel->primaryKey; |
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$displayField = $this->ScaffoldModel->displayField; |
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$singularVar = Inflector::variable($modelClass); |
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$pluralVar = Inflector::variable($this->controller->name); |
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$singularHumanName = Inflector::humanize(Inflector::underscore($modelClass)); |
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$pluralHumanName = Inflector::humanize(Inflector::underscore($this->controller->name)); |
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$scaffoldFields = array_keys($this->ScaffoldModel->schema()); |
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$associations = $this->_associations(); |
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$this->controller->set(compact( |
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'modelClass', 'primaryKey', 'displayField', 'singularVar', 'pluralVar', |
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'singularHumanName', 'pluralHumanName', 'scaffoldFields', 'associations' |
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)); |
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$this->controller->set('title_for_layout', $title); |
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if ($this->controller->viewClass) { |
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$this->controller->viewClass = 'Scaffold'; |
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} |
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$this->_validSession = (
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isset($this->controller->Session) && |
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$this->controller->Session->valid() && |
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isset($this->controller->Flash) |
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); |
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$this->_scaffold($request); |
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} |
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/**
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* Renders a view action of scaffolded model.
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*
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* @param CakeRequest $request Request Object for scaffolding
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* @return mixed A rendered view of a row from Models database table
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* @throws NotFoundException
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*/
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protected function _scaffoldView(CakeRequest $request) { |
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if ($this->controller->beforeScaffold('view')) { |
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if (isset($request->params['pass'][0])) { |
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$this->ScaffoldModel->id = $request->params['pass'][0]; |
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} |
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if (!$this->ScaffoldModel->exists()) { |
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throw new NotFoundException(__d('cake', 'Invalid %s', Inflector::humanize($this->modelKey))); |
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} |
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$this->ScaffoldModel->recursive = 1; |
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$this->controller->request->data = $this->ScaffoldModel->read(); |
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$this->controller->set(
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Inflector::variable($this->controller->modelClass), $this->request->data |
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); |
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$this->controller->render($this->request['action'], $this->layout); |
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} elseif ($this->controller->scaffoldError('view') === false) { |
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return $this->_scaffoldError(); |
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} |
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} |
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/**
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* Renders index action of scaffolded model.
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*
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* @param array $params Parameters for scaffolding
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* @return mixed A rendered view listing rows from Models database table
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*/
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protected function _scaffoldIndex($params) { |
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if ($this->controller->beforeScaffold('index')) { |
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$this->ScaffoldModel->recursive = 0; |
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$this->controller->set(
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Inflector::variable($this->controller->name), $this->controller->paginate() |
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); |
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$this->controller->render($this->request['action'], $this->layout); |
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} elseif ($this->controller->scaffoldError('index') === false) { |
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return $this->_scaffoldError(); |
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} |
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} |
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/**
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* Renders an add or edit action for scaffolded model.
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*
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* @param string $action Action (add or edit)
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* @return void
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*/
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protected function _scaffoldForm($action = 'edit') { |
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$this->controller->viewVars['scaffoldFields'] = array_merge( |
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$this->controller->viewVars['scaffoldFields'], |
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array_keys($this->ScaffoldModel->hasAndBelongsToMany) |
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); |
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$this->controller->render($action, $this->layout); |
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} |
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/**
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* Saves or updates the scaffolded model.
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*
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* @param CakeRequest $request Request Object for scaffolding
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* @param string $action add or edit
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* @return mixed Success on save/update, add/edit form if data is empty or error if save or update fails
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* @throws NotFoundException
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*/
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protected function _scaffoldSave(CakeRequest $request, $action = 'edit') { |
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$formAction = 'edit'; |
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$success = __d('cake', 'updated'); |
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if ($action === 'add') { |
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$formAction = 'add'; |
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$success = __d('cake', 'saved'); |
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} |
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if ($this->controller->beforeScaffold($action)) { |
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if ($action === 'edit') { |
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if (isset($request->params['pass'][0])) { |
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$this->ScaffoldModel->id = $request['pass'][0]; |
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} |
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if (!$this->ScaffoldModel->exists()) { |
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throw new NotFoundException(__d('cake', 'Invalid %s', Inflector::humanize($this->modelKey))); |
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} |
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} |
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if (!empty($request->data)) { |
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if ($action === 'create') { |
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$this->ScaffoldModel->create(); |
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} |
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if ($this->ScaffoldModel->save($request->data)) { |
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if ($this->controller->afterScaffoldSave($action)) { |
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$message = __d('cake', |
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'The %1$s has been %2$s',
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Inflector::humanize($this->modelKey), |
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$success
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); |
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return $this->_sendMessage($message, 'success'); |
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} |
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return $this->controller->afterScaffoldSaveError($action); |
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} |
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if ($this->_validSession) { |
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$this->controller->Flash->set(__d('cake', 'Please correct errors below.')); |
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} |
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} |
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if (empty($request->data)) { |
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if ($this->ScaffoldModel->id) { |
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$this->controller->data = $request->data = $this->ScaffoldModel->read(); |
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} else {
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$this->controller->data = $request->data = $this->ScaffoldModel->create(); |
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} |
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} |
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foreach ($this->ScaffoldModel->belongsTo as $assocName => $assocData) { |
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$varName = Inflector::variable(Inflector::pluralize( |
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preg_replace('/(?:_id)$/', '', $assocData['foreignKey']) |
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)); |
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$this->controller->set($varName, $this->ScaffoldModel->{$assocName}->find('list')); |
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} |
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foreach ($this->ScaffoldModel->hasAndBelongsToMany as $assocName => $assocData) { |
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$varName = Inflector::variable(Inflector::pluralize($assocName)); |
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$this->controller->set($varName, $this->ScaffoldModel->{$assocName}->find('list')); |
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} |
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return $this->_scaffoldForm($formAction); |
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} elseif ($this->controller->scaffoldError($action) === false) { |
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return $this->_scaffoldError(); |
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} |
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} |
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/**
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* Performs a delete on given scaffolded Model.
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*
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* @param CakeRequest $request Request for scaffolding
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* @return mixed Success on delete, error if delete fails
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* @throws MethodNotAllowedException When HTTP method is not a DELETE
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* @throws NotFoundException When id being deleted does not exist.
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*/
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protected function _scaffoldDelete(CakeRequest $request) { |
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if ($this->controller->beforeScaffold('delete')) { |
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if (!$request->is('post')) { |
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throw new MethodNotAllowedException(); |
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} |
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$id = false; |
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if (isset($request->params['pass'][0])) { |
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$id = $request->params['pass'][0]; |
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} |
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$this->ScaffoldModel->id = $id; |
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if (!$this->ScaffoldModel->exists()) { |
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throw new NotFoundException(__d('cake', 'Invalid %s', Inflector::humanize($this->modelClass))); |
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} |
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if ($this->ScaffoldModel->delete()) { |
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$message = __d('cake', 'The %1$s with id: %2$s has been deleted.', Inflector::humanize($this->modelClass), $id); |
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return $this->_sendMessage($message, 'success'); |
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} |
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$message = __d('cake', |
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'There was an error deleting the %1$s with id: %2$s',
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Inflector::humanize($this->modelClass), |
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$id
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); |
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return $this->_sendMessage($message); |
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} elseif ($this->controller->scaffoldError('delete') === false) { |
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return $this->_scaffoldError(); |
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} |
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} |
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/**
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* Sends a message to the user. Either uses Sessions or flash messages depending
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* on the availability of a session
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*
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* @param string $message Message to display
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* @param string $element Flash template to use
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* @return void
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*/
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protected function _sendMessage($message, $element = 'default') { |
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if ($this->_validSession) { |
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$this->controller->Flash->set($message, compact('element')); |
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return $this->controller->redirect($this->redirect); |
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} |
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$this->controller->flash($message, $this->redirect); |
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} |
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/**
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* Show a scaffold error
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*
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* @return mixed A rendered view showing the error
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*/
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protected function _scaffoldError() { |
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return $this->controller->render('error', $this->layout); |
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} |
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/**
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* When methods are now present in a controller
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* scaffoldView is used to call default Scaffold methods if:
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* `public $scaffold;` is placed in the controller's class definition.
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*
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* @param CakeRequest $request Request object for scaffolding
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* @return void
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* @throws MissingActionException When methods are not scaffolded.
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* @throws MissingDatabaseException When the database connection is undefined.
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*/
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protected function _scaffold(CakeRequest $request) { |
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$db = ConnectionManager::getDataSource($this->ScaffoldModel->useDbConfig); |
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$prefixes = Configure::read('Routing.prefixes'); |
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$scaffoldPrefix = $this->scaffoldActions; |
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if (isset($db)) { |
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if (empty($this->scaffoldActions)) { |
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$this->scaffoldActions = array( |
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'index', 'list', 'view', 'add', 'create', 'edit', 'update', 'delete' |
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); |
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} elseif (!empty($prefixes) && in_array($scaffoldPrefix, $prefixes)) { |
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$this->scaffoldActions = array( |
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$scaffoldPrefix . '_index', |
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$scaffoldPrefix . '_list', |
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$scaffoldPrefix . '_view', |
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$scaffoldPrefix . '_add', |
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$scaffoldPrefix . '_create', |
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$scaffoldPrefix . '_edit', |
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$scaffoldPrefix . '_update', |
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$scaffoldPrefix . '_delete' |
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); |
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} |
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if (in_array($request->params['action'], $this->scaffoldActions)) { |
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if (!empty($prefixes)) { |
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$request->params['action'] = str_replace($scaffoldPrefix . '_', '', $request->params['action']); |
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} |
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switch ($request->params['action']) { |
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case 'index': |
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case 'list': |
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$this->_scaffoldIndex($request); |
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break;
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case 'view': |
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$this->_scaffoldView($request); |
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break;
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case 'add': |
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case 'create': |
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$this->_scaffoldSave($request, 'add'); |
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break;
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case 'edit': |
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case 'update': |
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$this->_scaffoldSave($request, 'edit'); |
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break;
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case 'delete': |
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$this->_scaffoldDelete($request); |
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break;
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} |
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} else {
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throw new MissingActionException(array( |
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'controller' => get_class($this->controller), |
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'action' => $request->action |
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)); |
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} |
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} else {
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throw new MissingDatabaseException(array('connection' => $this->ScaffoldModel->useDbConfig)); |
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} |
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} |
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|
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/**
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* Returns associations for controllers models.
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*
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* @return array Associations for model
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*/
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protected function _associations() { |
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$keys = array('belongsTo', 'hasOne', 'hasMany', 'hasAndBelongsToMany'); |
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$associations = array(); |
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|
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foreach ($keys as $type) { |
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foreach ($this->ScaffoldModel->{$type} as $assocKey => $assocData) { |
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$associations[$type][$assocKey]['primaryKey'] = |
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$this->ScaffoldModel->{$assocKey}->primaryKey; |
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$associations[$type][$assocKey]['displayField'] = |
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$this->ScaffoldModel->{$assocKey}->displayField; |
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|
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$associations[$type][$assocKey]['foreignKey'] = |
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$assocData['foreignKey']; |
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|
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list($plugin, $model) = pluginSplit($assocData['className']); |
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if ($plugin) { |
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$plugin = Inflector::underscore($plugin); |
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} |
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$associations[$type][$assocKey]['plugin'] = $plugin; |
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|
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$associations[$type][$assocKey]['controller'] = |
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Inflector::pluralize(Inflector::underscore($model)); |
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|
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if ($type === 'hasAndBelongsToMany') { |
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$associations[$type][$assocKey]['with'] = $assocData['with']; |
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} |
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} |
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} |
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return $associations; |
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} |
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|
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} |