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Fixes #4553: Smarty enhancements

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Alexander Makarov
2014-08-10 22:05:48 +04:00
parent fcaddb0c62
commit 739f3b13e4
11 changed files with 903 additions and 36 deletions
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extensions/smarty/Extension.php Normal file
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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\smarty;
use Smarty;
use Yii;
use yii\helpers\ArrayHelper;
use yii\helpers\Url;
use yii\web\View;
/**
* Extension provides Yii-specific syntax for Smarty templates.
*
* @author Alexander Makarov <sam@rmcreative.ru>
* @author Henrik Maier <hwmaier@gmail.com>
*/
class Extension
{
/**
* @var ViewRenderer
*/
protected $viewRenderer;
/**
* @var Smarty
*/
protected $smarty;
/**
* @param ViewRenderer $viewRenderer
* @param Smarty $smarty
*/
public function __construct($viewRenderer, $smarty)
{
$this->viewRenderer = $viewRenderer;
$smarty = $this->smarty = $smarty;
$smarty->registerPlugin('function', 'path', [$this, 'functionPath']);
$smarty->registerPlugin('function', 'url', [$this, 'functionUrl']);
$smarty->registerPlugin('function', 'set', [$this, 'functionSet']);
$smarty->registerPlugin('function', 'meta', [$this, 'functionMeta']);
$smarty->registerPlugin('function', 'registerJsFile', [$this, 'functionRegisterJsFile']);
$smarty->registerPlugin('function', 'registerCssFile', [$this, 'functionRegisterCssFile']);
$smarty->registerPlugin('block', 'title', [$this, 'blockTitle']);
$smarty->registerPlugin('block', 'description', [$this, 'blockDescription']);
$smarty->registerPlugin('block', 'registerJs', [$this, 'blockJavaScript']);
$smarty->registerPlugin('block', 'registerCss', [$this, 'blockCss']);
$smarty->registerPlugin('compiler', 'use', [$this, 'compilerUse']);
$smarty->registerPlugin('modifier', 'void', [$this, 'modifierVoid']);
}
/**
* Smarty template function to get relative URL for using in links
*
* Usage is the following:
*
* {path route='blog/view' alias=$post.alias user=$user.id}
*
* where route is Yii route and the rest of parameters are passed as is.
*
* @param array $params
* @param \Smarty_Internal_Template $template
*
* @return string
*/
public function functionPath($params, \Smarty_Internal_Template $template)
{
if (!isset($params['route'])) {
trigger_error("path: missing 'route' parameter");
}
array_unshift($params, $params['route']) ;
unset($params['route']);
return Url::to($params, true);
}
/**
* Smarty template function to get absolute URL for using in links
*
* Usage is the following:
*
* {path route='blog/view' alias=$post.alias user=$user.id}
*
* where route is Yii route and the rest of parameters are passed as is.
*
* @param array $params
* @param \Smarty_Internal_Template $template
*
* @return string
*/
public function functionUrl($params, \Smarty_Internal_Template $template)
{
if (!isset($params['route'])) {
trigger_error("path: missing 'route' parameter");
}
array_unshift($params, $params['route']) ;
unset($params['route']);
return Url::to($params, true);
}
/**
* Smarty compiler function plugin
* Usage is the following:
*
* {use class="app\assets\AppAsset"}
* {use class="yii\helpers\Html"}
* {use class='yii\widgets\ActiveForm' type='block'}
* {use class='@app\widgets\MyWidget' as='my_widget' type='function'}
*
* Supported attributes: class, as, type. Type defaults to 'static'.
*
* @param $params
* @param \Smarty_Internal_Template $template
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function compilerUse($params, $template)
{
if (!isset($params['class'])) {
trigger_error("use: missing 'class' parameter");
}
// Compiler plugin parameters may include quotes, so remove them
foreach ($params as $key => $value) {
$params[$key] = trim($value, '\'""');
}
$class = $params['class'];
$alias = ArrayHelper::getValue($params, 'as', basename($params['class']));
$type = ArrayHelper::getValue($params, 'type', 'static');
// Register the class during compile time
$this->smarty->registerClass($alias, $class);
if ($type === 'block') {
// Register widget tag during compile time
$this->viewRenderer->widgets['blocks'][$alias] = $class;
$this->smarty->registerPlugin('block', $alias, [$this->viewRenderer, '_widget_block__' . $alias]);
// Inject code to re-register widget tag during run-time
return <<<PHP
<?php
\$_smarty_tpl->getGlobal('_viewRenderer')->widgets['blocks']['$alias'] = '$class';
try {
\$_smarty_tpl->registerPlugin('block', '$alias', [\$_smarty_tpl->getGlobal('_viewRenderer'), '_widget_block__$alias']);
}
catch (SmartyException \$e) {
/* Ignore already registered exception during first execution after compilation */
}
?>
PHP;
} elseif ($type === 'function') {
// Register widget tag during compile time
$this->viewRenderer->widgets['functions'][$alias] = $class;
$this->smarty->registerPlugin('function', $alias, [$this->viewRenderer, '_widget_function__' . $alias]);
// Inject code to re-register widget tag during run-time
return <<<PHP
<?php
\$_smarty_tpl->getGlobal('_viewRenderer')->widgets['functions']['$alias'] = '$class';
try {
\$_smarty_tpl->registerPlugin('function', '$alias', [\$_smarty_tpl->getGlobal('_viewRenderer'), '_widget_function__$alias']);
}
catch (SmartyException \$e) {
/* Ignore already registered exception during first execution after compilation */
}
?>
PHP;
}
}
/**
* Smarty modifier plugin
* Converts any output to void
* @param mixed $arg
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function modifierVoid($arg)
{
return;
}
/**
* Smarty function plugin
* Usage is the following:
*
* {set title="My Page"}
* {set theme="frontend"}
* {set layout="main.tpl"}
*
* Supported attributes: title, theme, layout
*
* @param $params
* @param \Smarty_Internal_Template $template
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function functionSet($params, $template)
{
if (isset($params['title'])) {
$template->tpl_vars['this']->value->title = Yii::$app->getView()->title = ArrayHelper::remove($params, 'title');
}
if (isset($params['theme'])) {
$template->tpl_vars['this']->value->theme = Yii::$app->getView()->theme = ArrayHelper::remove($params, 'theme');
}
if (isset($params['layout'])) {
Yii::$app->controller->layout = ArrayHelper::remove($params, 'layout');
}
// We must have consumed all allowed parameters now, otherwise raise error
if (!empty($params)) {
trigger_error('set: Unsupported parameter attribute');
}
}
/**
* Smarty function plugin
* Usage is the following:
*
* {meta keywords="Yii,PHP,Smarty,framework"}
*
* Supported attributes: any; all attributes are passed as
* parameter array to Yii's registerMetaTag function.
*
* @param $params
* @param \Smarty_Internal_Template $template
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function functionMeta($params, $template)
{
$key = isset($params['name']) ? $params['name'] : null;
Yii::$app->getView()->registerMetaTag($params, $key);
}
/**
* Smarty block function plugin
* Usage is the following:
*
* {title} Web Site Login {/title}
*
* Supported attributes: none.
*
* @param $params
* @param $content
* @param \Smarty_Internal_Template $template
* @param $repeat
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function blockTitle($params, $content, $template, &$repeat)
{
if ($content !== null) {
Yii::$app->getView()->title = $content;
}
}
/**
* Smarty block function plugin
* Usage is the following:
*
* {description}
* The text between the opening and closing tags is added as
* meta description tag to the page output.
* {/description}
*
* Supported attributes: none.
*
* @param $params
* @param $content
* @param \Smarty_Internal_Template $template
* @param $repeat
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function blockDescription($params, $content, $template, &$repeat)
{
if ($content !== null) {
// Clean-up whitespace and newlines
$content = preg_replace('/\s+/', ' ', trim($content));
Yii::$app->getView()->registerMetaTag(['name' => 'description',
'content' => $content],
'description');
}
}
/**
* Smarty function plugin
* Usage is the following:
*
* {registerJsFile url='http://maps.google.com/maps/api/js?sensor=false' position='POS_END'}
*
* Supported attributes: url, key, depends, position and valid HTML attributes for the script tag.
* Refer to Yii documentation for details.
* The position attribute is passed as text without the class prefix.
* Default is 'POS_END'.
*
* @param $params
* @param \Smarty_Internal_Template $template
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function functionRegisterJsFile($params, $template)
{
if (!isset($params['url'])) {
trigger_error("registerJsFile: missing 'url' parameter");
}
$url = ArrayHelper::remove($params, 'url');
$key = ArrayHelper::remove($params, 'key', null);
$depends = ArrayHelper::remove($params, 'depends', null);
if (isset($params['position']))
$params['position'] = $this->getViewConstVal($params['position'], View::POS_END);
Yii::$app->getView()->registerJsFile($url, $depends, $params, $key);
}
/**
* Smarty block function plugin
* Usage is the following:
*
* {registerJs key='show' position='POS_LOAD'}
* $("span.show").replaceWith('<div class="show">');
* {/registerJs}
*
* Supported attributes: key, position. Refer to Yii documentation for details.
* The position attribute is passed as text without the class prefix.
* Default is 'POS_READY'.
*
* @param $params
* @param $content
* @param \Smarty_Internal_Template $template
* @param $repeat
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function blockJavaScript($params, $content, $template, &$repeat)
{
if ($content !== null) {
$key = isset($params['key']) ? $params['key'] : null;
$position = isset($params['position']) ? $params['position'] : null;
Yii::$app->getView()->registerJs($content,
$this->getViewConstVal($position, View::POS_READY),
$key);
}
}
/**
* Smarty function plugin
* Usage is the following:
*
* {registerCssFile url='@assets/css/normalizer.css'}
*
* Supported attributes: url, key, depends and valid HTML attributes for the link tag.
* Refer to Yii documentation for details.
*
* @param $params
* @param \Smarty_Internal_Template $template
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function functionRegisterCssFile($params, $template)
{
if (!isset($params['url'])) {
trigger_error("registerCssFile: missing 'url' parameter");
}
$url = ArrayHelper::remove($params, 'url');
$key = ArrayHelper::remove($params, 'key', null);
$depends = ArrayHelper::remove($params, 'depends', null);
Yii::$app->getView()->registerCssFile($url, $depends, $params, $key);
}
/**
* Smarty block function plugin
* Usage is the following:
*
* {registerCss}
* div.header {
* background-color: #3366bd;
* color: white;
* }
* {/registerCss}
*
* Supported attributes: key and valid HTML attributes for the style tag.
* Refer to Yii documentation for details.
*
* @param $params
* @param $content
* @param \Smarty_Internal_Template $template
* @param $repeat
* @return string
* @note Even though this method is public it should not be called directly.
*/
public function blockCss($params, $content, $template, &$repeat)
{
if ($content !== null) {
$key = isset($params['key']) ? $params['key'] : null;
Yii::$app->getView()->registerCss($content, $params, $key);
}
}
/**
* Helper function to convert a textual constant identifier to a View class
* integer constant value.
*
* @param string $string Constant identifier name
* @param integer $default Default value
* @return mixed
*/
protected function getViewConstVal($string, $default)
{
$val = @constant('yii\web\View::' . $string);
return isset($val) ? $val : $default;
}
}