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342 lines
8.9 KiB
PHP
342 lines
8.9 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Dojo
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* @subpackage View
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Dijit.php 18669 2009-10-22 18:30:17Z matthew $
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*/
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/** Zend_View_Helper_HtmlElement */
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require_once 'Zend/View/Helper/HtmlElement.php';
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/**
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* Dojo dijit base class
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*
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* @uses Zend_View_Helper_Abstract
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* @package Zend_Dojo
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* @subpackage View
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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abstract class Zend_Dojo_View_Helper_Dijit extends Zend_View_Helper_HtmlElement
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{
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/**
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* @var Zend_Dojo_View_Helper_Dojo_Container
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*/
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public $dojo;
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/**
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* Dijit being used
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* @var string
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*/
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protected $_dijit;
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/**
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* Element type
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* @var string
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*/
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protected $_elementType;
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/**
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* Parameters that should be JSON encoded
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* @var array
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*/
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protected $_jsonParams = array('constraints');
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/**
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* Dojo module to use
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* @var string
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*/
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protected $_module;
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/**
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* Root node element type for layout elements
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* @var string
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*/
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protected $_rootNode = 'div';
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/**
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* Set view
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*
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* Set view and enable dojo
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*
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* @param Zend_View_Interface $view
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* @return Zend_Dojo_View_Helper_Dijit
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*/
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public function setView(Zend_View_Interface $view)
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{
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parent::setView($view);
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$this->dojo = $this->view->dojo();
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$this->dojo->enable();
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return $this;
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}
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/**
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* Get root node type
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*
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* @return string
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*/
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public function getRootNode()
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{
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return $this->_rootNode;
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}
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/**
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* Set root node type
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*
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* @param string $value
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* @return Zend_Dojo_View_Helper_Dijit
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*/
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public function setRootNode($value)
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{
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$this->_rootNode = $value;
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return $this;
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}
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/**
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* Whether or not to use declarative dijit creation
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*
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* @return bool
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*/
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protected function _useDeclarative()
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{
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return Zend_Dojo_View_Helper_Dojo::useDeclarative();
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}
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/**
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* Whether or not to use programmatic dijit creation
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*
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* @return bool
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*/
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protected function _useProgrammatic()
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{
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return Zend_Dojo_View_Helper_Dojo::useProgrammatic();
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}
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/**
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* Whether or not to use programmatic dijit creation w/o script creation
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*
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* @return bool
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*/
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protected function _useProgrammaticNoScript()
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{
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return Zend_Dojo_View_Helper_Dojo::useProgrammaticNoScript();
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}
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/**
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* Create a layout container
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*
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* @param int $id
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* @param string $content
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* @param array $params
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* @param array $attribs
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* @param string|null $dijit
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* @return string
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*/
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protected function _createLayoutContainer($id, $content, array $params, array $attribs, $dijit = null)
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{
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$attribs['id'] = $id;
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$attribs = $this->_prepareDijit($attribs, $params, 'layout', $dijit);
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$nodeType = $this->getRootNode();
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$html = '<' . $nodeType . $this->_htmlAttribs($attribs) . '>'
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. $content
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. "</$nodeType>\n";
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return $html;
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}
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/**
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* Create HTML representation of a dijit form element
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*
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* @param string $id
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* @param string $value
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* @param array $params
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* @param array $attribs
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* @param string|null $dijit
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* @return string
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*/
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public function _createFormElement($id, $value, array $params, array $attribs, $dijit = null)
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{
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if (!array_key_exists('id', $attribs)) {
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$attribs['id'] = $id;
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}
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$attribs['name'] = $id;
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$attribs['value'] = (string) $value;
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$attribs['type'] = $this->_elementType;
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$attribs = $this->_prepareDijit($attribs, $params, 'element', $dijit);
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$html = '<input'
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. $this->_htmlAttribs($attribs)
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. $this->getClosingBracket();
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return $html;
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}
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/**
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* Merge attributes and parameters
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*
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* Also sets up requires
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*
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* @param array $attribs
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* @param array $params
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* @param string $type
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* @param string $dijit Dijit type to use (otherwise, pull from $_dijit)
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* @return array
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*/
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protected function _prepareDijit(array $attribs, array $params, $type, $dijit = null)
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{
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$this->dojo->requireModule($this->_module);
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switch ($type) {
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case 'layout':
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$stripParams = array('id');
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break;
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case 'element':
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$stripParams = array('id', 'name', 'value', 'type');
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foreach (array('checked', 'disabled', 'readonly') as $attrib) {
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if (array_key_exists($attrib, $attribs)) {
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if ($attribs[$attrib]) {
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$attribs[$attrib] = $attrib;
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} else {
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unset($attribs[$attrib]);
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}
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}
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}
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break;
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case 'textarea':
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$stripParams = array('id', 'name', 'type');
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break;
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default:
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}
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foreach ($stripParams as $param) {
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if (array_key_exists($param, $params)) {
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unset($params[$param]);
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}
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}
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// Normalize constraints, if present
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foreach ($this->_jsonParams as $param) {
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if (array_key_exists($param, $params)) {
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require_once 'Zend/Json.php';
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if (is_array($params[$param])) {
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$values = array();
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foreach ($params[$param] as $key => $value) {
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if (!is_scalar($value)) {
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continue;
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}
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$values[$key] = $value;
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}
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} elseif (is_string($params[$param])) {
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$values = (array) $params[$param];
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} else {
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$values = array();
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}
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$values = Zend_Json::encode($values);
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if ($this->_useDeclarative()) {
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$values = str_replace('"', "'", $values);
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}
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$params[$param] = $values;
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}
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}
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$dijit = (null === $dijit) ? $this->_dijit : $dijit;
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if ($this->_useDeclarative()) {
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$attribs = array_merge($attribs, $params);
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$attribs['dojoType'] = $dijit;
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} elseif (!$this->_useProgrammaticNoScript()) {
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$this->_createDijit($dijit, $attribs['id'], $params);
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}
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return $attribs;
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}
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/**
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* Create a dijit programmatically
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*
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* @param string $dijit
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* @param string $id
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* @param array $params
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* @return void
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*/
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protected function _createDijit($dijit, $id, array $params)
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{
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$params['dojoType'] = $dijit;
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array_walk_recursive($params, array($this, '_castBoolToString'));
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$this->dojo->setDijit($id, $params);
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}
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/**
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* Cast a boolean to a string value
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*
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* @param mixed $item
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* @param string $key
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* @return void
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*/
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protected function _castBoolToString(&$item, $key)
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{
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if (!is_bool($item)) {
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return;
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}
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$item = ($item) ? "true" : "false";
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}
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/**
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* Render a hidden element to hold a value
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*
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* @param string $id
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* @param string|int|float $value
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* @return string
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*/
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protected function _renderHiddenElement($id, $value)
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{
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$hiddenAttribs = array(
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'name' => $id,
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'value' => (string) $value,
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'type' => 'hidden',
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);
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return '<input' . $this->_htmlAttribs($hiddenAttribs) . $this->getClosingBracket();
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}
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/**
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* Create JS function for retrieving parent form
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*
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* @return void
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*/
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protected function _createGetParentFormFunction()
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{
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$function =<<<EOJ
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if (zend == undefined) {
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var zend = {};
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}
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zend.findParentForm = function(elementNode) {
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while (elementNode.nodeName.toLowerCase() != 'form') {
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elementNode = elementNode.parentNode;
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}
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return elementNode;
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};
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EOJ;
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$this->dojo->addJavascript($function);
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}
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}
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