box-o-sand/php-practice/web-cake/html/cake/console/libs/tasks/view.php

492 lines
14 KiB
PHP

<?php
/**
* The View Tasks handles creating and updating view files.
*
* PHP versions 4 and 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.console.libs.tasks
* @since CakePHP(tm) v 1.2
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::import('Controller', 'Controller', false);
include_once dirname(__FILE__) . DS . 'bake.php';
/**
* Task class for creating and updating view files.
*
* @package cake
* @subpackage cake.cake.console.libs.tasks
*/
class ViewTask extends BakeTask {
/**
* Tasks to be loaded by this Task
*
* @var array
* @access public
*/
var $tasks = array('Project', 'Controller', 'DbConfig', 'Template');
/**
* path to VIEWS directory
*
* @var array
* @access public
*/
var $path = VIEWS;
/**
* Name of the controller being used
*
* @var string
* @access public
*/
var $controllerName = null;
/**
* Path to controller to put views
*
* @var string
* @access public
*/
var $controllerPath = null;
/**
* The template file to use
*
* @var string
* @access public
*/
var $template = null;
/**
* Actions to use for scaffolding
*
* @var array
* @access public
*/
var $scaffoldActions = array('index', 'view', 'add', 'edit');
/**
* An array of action names that don't require templates. These
* actions will not emit errors when doing bakeActions()
*
* @var array
* @access public
*/
var $noTemplateActions = array('delete');
/**
* Override initialize
*
* @access public
*/
function initialize() {
}
/**
* Execution method always used for tasks
*
* @access public
*/
function execute() {
if (empty($this->args)) {
$this->__interactive();
}
if (empty($this->args[0])) {
return;
}
if (!isset($this->connection)) {
$this->connection = 'default';
}
$controller = $action = $alias = null;
$this->controllerName = $this->_controllerName($this->args[0]);
$this->controllerPath = $this->_controllerPath($this->controllerName);
$this->Project->interactive = false;
if (strtolower($this->args[0]) == 'all') {
return $this->all();
}
if (isset($this->args[1])) {
$this->template = $this->args[1];
}
if (isset($this->args[2])) {
$action = $this->args[2];
}
if (!$action) {
$action = $this->template;
}
if ($action) {
return $this->bake($action, true);
}
$vars = $this->__loadController();
$methods = $this->_methodsToBake();
foreach ($methods as $method) {
$content = $this->getContent($method, $vars);
if ($content) {
$this->bake($method, $content);
}
}
}
/**
* Get a list of actions that can / should have views baked for them.
*
* @return array Array of action names that should be baked
*/
function _methodsToBake() {
$methods = array_diff(
array_map('strtolower', get_class_methods($this->controllerName . 'Controller')),
array_map('strtolower', get_class_methods('appcontroller'))
);
$scaffoldActions = false;
if (empty($methods)) {
$scaffoldActions = true;
$methods = $this->scaffoldActions;
}
$adminRoute = $this->Project->getPrefix();
foreach ($methods as $i => $method) {
if ($adminRoute && isset($this->params['admin'])) {
if ($scaffoldActions) {
$methods[$i] = $adminRoute . $method;
continue;
} elseif (strpos($method, $adminRoute) === false) {
unset($methods[$i]);
}
}
if ($method[0] === '_' || $method == strtolower($this->controllerName . 'Controller')) {
unset($methods[$i]);
}
}
return $methods;
}
/**
* Bake All views for All controllers.
*
* @return void
*/
function all() {
$this->Controller->interactive = false;
$tables = $this->Controller->listAll($this->connection, false);
$actions = null;
if (isset($this->args[1])) {
$actions = array($this->args[1]);
}
$this->interactive = false;
foreach ($tables as $table) {
$model = $this->_modelName($table);
$this->controllerName = $this->_controllerName($model);
$this->controllerPath = Inflector::underscore($this->controllerName);
if (App::import('Model', $model)) {
$vars = $this->__loadController();
if (!$actions) {
$actions = $this->_methodsToBake();
}
$this->bakeActions($actions, $vars);
$actions = null;
}
}
}
/**
* Handles interactive baking
*
* @access private
*/
function __interactive() {
$this->hr();
$this->out(sprintf("Bake View\nPath: %s", $this->path));
$this->hr();
$this->DbConfig->interactive = $this->Controller->interactive = $this->interactive = true;
if (empty($this->connection)) {
$this->connection = $this->DbConfig->getConfig();
}
$this->Controller->connection = $this->connection;
$this->controllerName = $this->Controller->getName();
$this->controllerPath = strtolower(Inflector::underscore($this->controllerName));
$prompt = sprintf(__("Would you like bake to build your views interactively?\nWarning: Choosing no will overwrite %s views if it exist.", true), $this->controllerName);
$interactive = $this->in($prompt, array('y', 'n'), 'n');
if (strtolower($interactive) == 'n') {
$this->interactive = false;
}
$prompt = __("Would you like to create some CRUD views\n(index, add, view, edit) for this controller?\nNOTE: Before doing so, you'll need to create your controller\nand model classes (including associated models).", true);
$wannaDoScaffold = $this->in($prompt, array('y','n'), 'y');
$wannaDoAdmin = $this->in(__("Would you like to create the views for admin routing?", true), array('y','n'), 'n');
if (strtolower($wannaDoScaffold) == 'y' || strtolower($wannaDoAdmin) == 'y') {
$vars = $this->__loadController();
if (strtolower($wannaDoScaffold) == 'y') {
$actions = $this->scaffoldActions;
$this->bakeActions($actions, $vars);
}
if (strtolower($wannaDoAdmin) == 'y') {
$admin = $this->Project->getPrefix();
$regularActions = $this->scaffoldActions;
$adminActions = array();
foreach ($regularActions as $action) {
$adminActions[] = $admin . $action;
}
$this->bakeActions($adminActions, $vars);
}
$this->hr();
$this->out();
$this->out(__("View Scaffolding Complete.\n", true));
} else {
$this->customAction();
}
}
/**
* Loads Controller and sets variables for the template
* Available template variables
* 'modelClass', 'primaryKey', 'displayField', 'singularVar', 'pluralVar',
* 'singularHumanName', 'pluralHumanName', 'fields', 'foreignKeys',
* 'belongsTo', 'hasOne', 'hasMany', 'hasAndBelongsToMany'
*
* @return array Returns an variables to be made available to a view template
* @access private
*/
function __loadController() {
if (!$this->controllerName) {
$this->err(__('Controller not found', true));
}
$import = $this->controllerName;
if ($this->plugin) {
$import = $this->plugin . '.' . $this->controllerName;
}
if (!App::import('Controller', $import)) {
$file = $this->controllerPath . '_controller.php';
$this->err(sprintf(__("The file '%s' could not be found.\nIn order to bake a view, you'll need to first create the controller.", true), $file));
$this->_stop();
}
$controllerClassName = $this->controllerName . 'Controller';
$controllerObj =& new $controllerClassName();
$controllerObj->plugin = $this->plugin;
$controllerObj->constructClasses();
$modelClass = $controllerObj->modelClass;
$modelObj =& $controllerObj->{$controllerObj->modelClass};
if ($modelObj) {
$primaryKey = $modelObj->primaryKey;
$displayField = $modelObj->displayField;
$singularVar = Inflector::variable($modelClass);
$singularHumanName = $this->_singularHumanName($this->controllerName);
$schema = $modelObj->schema(true);
$fields = array_keys($schema);
$associations = $this->__associations($modelObj);
} else {
$primaryKey = $displayField = null;
$singularVar = Inflector::variable(Inflector::singularize($this->controllerName));
$singularHumanName = $this->_singularHumanName($this->controllerName);
$fields = $schema = $associations = array();
}
$pluralVar = Inflector::variable($this->controllerName);
$pluralHumanName = $this->_pluralHumanName($this->controllerName);
return compact('modelClass', 'schema', 'primaryKey', 'displayField', 'singularVar', 'pluralVar',
'singularHumanName', 'pluralHumanName', 'fields','associations');
}
/**
* Bake a view file for each of the supplied actions
*
* @param array $actions Array of actions to make files for.
* @return void
*/
function bakeActions($actions, $vars) {
foreach ($actions as $action) {
$content = $this->getContent($action, $vars);
$this->bake($action, $content);
}
}
/**
* handle creation of baking a custom action view file
*
* @return void
*/
function customAction() {
$action = '';
while ($action == '') {
$action = $this->in(__('Action Name? (use lowercase_underscored function name)', true));
if ($action == '') {
$this->out(__('The action name you supplied was empty. Please try again.', true));
}
}
$this->out();
$this->hr();
$this->out(__('The following view will be created:', true));
$this->hr();
$this->out(sprintf(__('Controller Name: %s', true), $this->controllerName));
$this->out(sprintf(__('Action Name: %s', true), $action));
$this->out(sprintf(__('Path: %s', true), $this->params['app'] . DS . $this->controllerPath . DS . Inflector::underscore($action) . ".ctp"));
$this->hr();
$looksGood = $this->in(__('Look okay?', true), array('y','n'), 'y');
if (strtolower($looksGood) == 'y') {
$this->bake($action);
$this->_stop();
} else {
$this->out(__('Bake Aborted.', true));
}
}
/**
* Assembles and writes bakes the view file.
*
* @param string $action Action to bake
* @param string $content Content to write
* @return boolean Success
* @access public
*/
function bake($action, $content = '') {
if ($content === true) {
$content = $this->getContent($action);
}
if (empty($content)) {
return false;
}
$path = $this->getPath();
$filename = $path . $this->controllerPath . DS . Inflector::underscore($action) . '.ctp';
return $this->createFile($filename, $content);
}
/**
* Builds content from template and variables
*
* @param string $action name to generate content to
* @param array $vars passed for use in templates
* @return string content from template
* @access public
*/
function getContent($action, $vars = null) {
if (!$vars) {
$vars = $this->__loadController();
}
$this->Template->set('action', $action);
$this->Template->set('plugin', $this->plugin);
$this->Template->set($vars);
$template = $this->getTemplate($action);
if ($template) {
return $this->Template->generate('views', $template);
}
return false;
}
/**
* Gets the template name based on the action name
*
* @param string $action name
* @return string template name
* @access public
*/
function getTemplate($action) {
if ($action != $this->template && in_array($action, $this->noTemplateActions)) {
return false;
}
if (!empty($this->template) && $action != $this->template) {
return $this->template;
}
$template = $action;
$prefixes = Configure::read('Routing.prefixes');
foreach ((array)$prefixes as $prefix) {
if (strpos($template, $prefix) !== false) {
$template = str_replace($prefix . '_', '', $template);
}
}
if (in_array($template, array('add', 'edit'))) {
$template = 'form';
} elseif (preg_match('@(_add|_edit)$@', $template)) {
$template = str_replace(array('_add', '_edit'), '_form', $template);
}
return $template;
}
/**
* Displays help contents
*
* @access public
*/
function help() {
$this->hr();
$this->out("Usage: cake bake view <arg1> <arg2>...");
$this->hr();
$this->out('Arguments:');
$this->out();
$this->out("<controller>");
$this->out("\tName of the controller views to bake. Can use Plugin.name");
$this->out("\tas a shortcut for plugin baking.");
$this->out();
$this->out("<action>");
$this->out("\tName of the action view to bake");
$this->out();
$this->out('Commands:');
$this->out();
$this->out("view <controller>");
$this->out("\tWill read the given controller for methods");
$this->out("\tand bake corresponding views.");
$this->out("\tUsing the -admin flag will only bake views for actions");
$this->out("\tthat begin with Routing.admin.");
$this->out("\tIf var scaffold is found it will bake the CRUD actions");
$this->out("\t(index,view,add,edit)");
$this->out();
$this->out("view <controller> <action>");
$this->out("\tWill bake a template. core templates: (index, add, edit, view)");
$this->out();
$this->out("view <controller> <template> <alias>");
$this->out("\tWill use the template specified");
$this->out("\tbut name the file based on the alias");
$this->out();
$this->out("view all");
$this->out("\tBake all CRUD action views for all controllers.");
$this->out("\tRequires that models and controllers exist.");
$this->_stop();
}
/**
* Returns associations for controllers models.
*
* @return array $associations
* @access private
*/
function __associations(&$model) {
$keys = array('belongsTo', 'hasOne', 'hasMany', 'hasAndBelongsToMany');
$associations = array();
foreach ($keys as $key => $type) {
foreach ($model->{$type} as $assocKey => $assocData) {
$associations[$type][$assocKey]['primaryKey'] = $model->{$assocKey}->primaryKey;
$associations[$type][$assocKey]['displayField'] = $model->{$assocKey}->displayField;
$associations[$type][$assocKey]['foreignKey'] = $assocData['foreignKey'];
$associations[$type][$assocKey]['controller'] = Inflector::pluralize(Inflector::underscore($assocData['className']));
$associations[$type][$assocKey]['fields'] = array_keys($model->{$assocKey}->schema(true));
}
}
return $associations;
}
}