本文实例讲述了Zend Framework实现Zend_View集成Smarty模板系统的方法。分享给大家供大家参考，具体如下：
Zend_View抽象出了Zend_View_Interface，可以让我们集成不同的视图解决方案，例如可以集成smarty。要在zend中使用其他视图系统作为视图，只要实现Zend_View_Interface接口即可。
Zend_View_Interface的接口定义:
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<?php/** * Interface class for Zend_View compatible template engine implementations * * @category Zend * @package Zend_View * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */interface Zend_View_Interface{ /** * Return the template engine object, if any * * If using a third-party template engine, such as Smarty, patTemplate, * phplib, etc, return the template engine object. Useful for calling * methods on these objects, such as for setting filters, modifiers, etc. * * @return mixed */ public function getEngine(); /** * Set the path to find the view script used by render() * * @param string|array The directory (-ies) to set as the path. Note that * the concrete view implentation may not necessarily support multiple * directories. * @return void */ public function setScriptPath($path); /** * Retrieve all view script paths * * @return array */ public function getScriptPaths(); /** * Set a base path to all view resources * * @param string $path * @param string $classPrefix * @return void */ public function setBasePath($path, $classPrefix = 'Zend_View'); /** * Add an additional path to view resources * * @param string $path * @param string $classPrefix * @return void */ public function addBasePath($path, $classPrefix = 'Zend_View'); /** * Assign a variable to the view * * @param string $key The variable name. * @param mixed $val The variable value. * @return void */ public function __set($key, $val); /** * Allows testing with empty() and isset() to work * * @param string $key * @return boolean */ public function __isset($key); /** * Allows unset() on object properties to work * * @param string $key * @return void */ public function __unset($key); /** * Assign variables to the view script via differing strategies. * * Suggested implementation is to allow setting a specific key to the * specified value, OR passing an array of key => value pairs to set en * masse. * * @see __set() * @param string|array $spec The assignment strategy to use (key or array of key * => value pairs) * @param mixed $value (Optional) If assigning a named variable, use this * as the value. * @return void */ public function assign($spec, $value = null); /** * Clear all assigned variables * * Clears all variables assigned to Zend_View either via {@link assign()} or * property overloading ({@link __get()}/{@link __set()}). * * @return void */ public function clearVars(); /** * Processes a view script and returns the output. * * @param string $name The script name to process. * @return string The script output. */ public function render($name);} |
集成Smarty的基本实现如下：
smarty下载地址
http://www.smarty.net/files/Smarty-3.1.7.tar.gz
目录结构
root@coder-671T-M:/www/zf_demo1# tree
.
├── application
│ ├── Bootstrap.php
│ ├── configs
│ │ └── application.ini
│ ├── controllers
│ │ ├── ErrorController.php
│ │ └── IndexController.php
│ ├── models
│ └── views
│ ├── helpers
│ └── scripts
│ ├── error
│ │ └── error.phtml
│ └── index
│ ├── index.phtml
│ └── index.tpl
├── docs
│ └── README.txt
├── library
│ ├── Lq
│ │ └── View
│ │ └── Smarty.php
│ └── smartylib
│ ├── debug.tpl
│ ├── plugins
│ │ ├── ...........................
│ │ └── variablefilter.htmlspecialchars.php
│ ├── SmartyBC.class.php
│ ├── Smarty.class.php
│ └── sysplugins
│ ├── ..........................
│ └── smarty_security.php
├── public
│ └── index.php
├── temp
│ └── smarty
│ └── templates_c
│ └── 73d91bef3fca4e40520a7751bfdfb3e44b05bdbd.file.index.tpl.php
└── tests
├── application
│ └── controllers
│ └── IndexControllerTest.php
├── bootstrap.php
├── library
└── phpunit.xml
24 directories, 134 files
/zf_demo1/library/Lq/View/Smarty.php
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<?phprequire_once 'smartylib/Smarty.class.php';class Lq_View_Smarty implements Zend_View_Interface { /** * Smarty object * * @var Smarty */ protected $_smarty; /** * Constructor * * @param $tmplPath string * @param $extraParams array * @return void */ public function __construct($tmplPath = null, $extraParams = array()) { $this->_smarty = new Smarty (); if (null !== $tmplPath) { $this->setScriptPath ( $tmplPath ); } foreach ( $extraParams as $key => $value ) { $this->_smarty->$key = $value; } } /** * Return the template engine object * * @return Smarty */ public function getEngine() { return $this->_smarty; } /** * Set the path to the templates * * @param $path string * The directory to set as the path. * @return void */ public function setScriptPath($path) { if (is_readable ( $path )) { $this->_smarty->template_dir = $path; return; } throw new Exception ( 'Invalid path provided' ); } /** * Retrieve the current template directory * * @return string */ public function getScriptPaths() { return array ($this->_smarty->template_dir ); } /** * Alias for setScriptPath * * @param $path string * @param $prefix string * Unused * @return void */ public function setBasePath($path, $prefix = 'Zend_View') { return $this->setScriptPath ( $path ); } /** * Alias for setScriptPath * * @param $path string * @param $prefix string * Unused * @return void */ public function addBasePath($path, $prefix = 'Zend_View') { return $this->setScriptPath ( $path ); } /** * Assign a variable to the template * * @param $key string * The variable name. * @param $val mixed * The variable value. * @return void */ public function __set($key, $val) { $this->_smarty->assign ( $key, $val ); } /** * Retrieve an assigned variable * * @param $key string * The variable name. * @return mixed The variable value. */ public function __get($key) { return $this->_smarty->get_template_vars ( $key ); } /** * Allows testing with empty() and isset() to work * * @param $key string * @return boolean */ public function __isset($key) { return (null !== $this->_smarty->get_template_vars ( $key )); } /** * Allows unset() on object properties to work * * @param $key string * @return void */ public function __unset($key) { $this->_smarty->clear_assign ( $key ); } /** * Assign variables to the template * * Allows setting a specific key to the specified value, OR passing an array * of key => value pairs to set en masse. * * @see __set() * @param $spec string|array * The assignment strategy to use (key or array of key * => value pairs) * @param $value mixed * (Optional) If assigning a named variable, use this * as the value. * @return void */ public function assign($spec, $value = null) { if (is_array ( $spec )) { $this->_smarty->assign ( $spec ); return; } $this->_smarty->assign ( $spec, $value ); } /** * Clear all assigned variables * * Clears all variables assigned to Zend_View either via {@link assign()} or * property overloading ({@link __get()}/{@link __set()}). * * @return void */ public function clearVars() { $this->_smarty->clear_all_assign (); } /** * Processes a template and returns the output. * * @param $name string * The template to process. * @return string The output. */ public function render($name) { ob_start(); echo $this->_smarty->fetch ( $name ); unset($name); }} |
/zf_demo1/application/configs/application.ini
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[production]includePaths.library = APPLICATION_PATH "/../library"bootstrap.path = APPLICATION_PATH "/Bootstrap.php"bootstrap.class = "Bootstrap"appnamespace = "Application"autoloadernamespaces.lq = "Lq_"pluginpaths.Lq_View_Smarty = "Lq/View/Smarty"resources.frontController.controllerDirectory = APPLICATION_PATH "/controllers"resources.frontController.params.displayExceptions = 1phpSettings.display_startup_errors = 1phpSettings.display_errors = 1 |
/zf_demo1/application/Bootstrap.php
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<?phpclass Bootstrap extends Zend_Application_Bootstrap_Bootstrap { /** * Initialize Smarty view */ protected function _initSmarty() { $smarty = new Lq_View_Smarty (); $smarty->setScriptPath('/www/zf_demo1/application/views/scripts'); return $smarty; }} |
/zf_demo1/application/controllers/IndexController.php
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<?phpclass IndexController extends Zend_Controller_Action { public function init() { /* * Initialize action controller here */ } public function indexAction() { $this->_helper->getHelper('viewRenderer')->setNoRender(); $this->view = $this->getInvokeArg ( 'bootstrap' )->getResource ( 'smarty' ); $this->view->book = 'Hello World! '; $this->view->author = 'by smarty'; $this->view->render('index/index.tpl'); }} |
/zf_demo1/application/views/scripts/index/index.tpl
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd"><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Insert title here</title></head><body>{$book}{$author}</body></html> |
如果需要配置smarty可以打开/zf_demo1/library/smartylib/Smarty.class.php文件进行相应配置例如
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/*** Initialize new Smarty object**/public function __construct(){ // selfpointer needed by some other class methods $this->smarty = $this; if (is_callable('mb_internal_encoding')) { mb_internal_encoding(Smarty::$_CHARSET); } $this->start_time = microtime(true); // set default dirs $this->setTemplateDir('/www/zf_demo1/temp/smarty' . DS . 'templates' . DS) ->setCompileDir('/www/zf_demo1/temp/smarty' . DS . 'templates_c' . DS) ->setPluginsDir(SMARTY_PLUGINS_DIR) ->setCacheDir('/www/zf_demo1/temp/smarty' . DS . 'cache' . DS) ->setConfigDir('/www/zf_demo1/temp/smarty' . DS . 'configs' . DS); $this->debug_tpl = 'file:' . dirname(__FILE__) . '/debug.tpl'; if (isset($_SERVER['SCRIPT_NAME'])) { $this->assignGlobal('SCRIPT_NAME', $_SERVER['SCRIPT_NAME']); }} |
希望本文所述对大家PHP程序设计有所帮助。
