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rexy |
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<?php
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/**
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* Smarty Internal Plugin Compile Special Smarty Variable
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* Compiles the special $smarty variables
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*
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* @package Smarty
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* @subpackage Compiler
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* @author Uwe Tews
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*/
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/**
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* Smarty Internal Plugin Compile special Smarty Variable Class
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*
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* @package Smarty
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* @subpackage Compiler
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*/
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class Smarty_Internal_Compile_Private_Special_Variable extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for the special $smarty variables
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*
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* @param array $args array with attributes from parser
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* @param \Smarty_Internal_TemplateCompilerBase $compiler compiler object
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* @param $parameter
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*
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* @return string compiled code
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* @throws \SmartyCompilerException
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
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{
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$_index = preg_split("/\]\[/", substr($parameter, 1, strlen($parameter) - 2));
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$variable = strtolower($compiler->getId($_index[ 0 ]));
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if ($variable === false) {
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$compiler->trigger_template_error("special \$Smarty variable name index can not be variable", null, true);
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}
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if (!isset($compiler->smarty->security_policy)
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|| $compiler->smarty->security_policy->isTrustedSpecialSmartyVar($variable, $compiler)
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) {
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switch ($variable) {
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case 'foreach':
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case 'section':
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if (!isset(Smarty_Internal_TemplateCompilerBase::$_tag_objects[ $variable ])) {
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$class = 'Smarty_Internal_Compile_' . ucfirst($variable);
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Smarty_Internal_TemplateCompilerBase::$_tag_objects[ $variable ] = new $class;
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}
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return Smarty_Internal_TemplateCompilerBase::$_tag_objects[ $variable ]->compileSpecialVariable(
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array(),
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$compiler,
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$_index
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);
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case 'capture':
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if (class_exists('Smarty_Internal_Compile_Capture')) {
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return Smarty_Internal_Compile_Capture::compileSpecialVariable(array(), $compiler, $_index);
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}
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return '';
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case 'now':
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return 'time()';
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case 'cookies':
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if (isset($compiler->smarty->security_policy)
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&& !$compiler->smarty->security_policy->allow_super_globals
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) {
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$compiler->trigger_template_error("(secure mode) super globals not permitted");
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break;
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}
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$compiled_ref = '$_COOKIE';
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break;
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case 'get':
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case 'post':
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case 'env':
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case 'server':
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case 'session':
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case 'request':
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if (isset($compiler->smarty->security_policy)
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&& !$compiler->smarty->security_policy->allow_super_globals
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) {
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$compiler->trigger_template_error("(secure mode) super globals not permitted");
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break;
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}
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$compiled_ref = '$_' . strtoupper($variable);
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break;
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case 'template':
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return 'basename($_smarty_tpl->source->filepath)';
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case 'template_object':
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return '$_smarty_tpl';
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case 'current_dir':
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return 'dirname($_smarty_tpl->source->filepath)';
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case 'version':
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return "Smarty::SMARTY_VERSION";
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case 'const':
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if (isset($compiler->smarty->security_policy)
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&& !$compiler->smarty->security_policy->allow_constants
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) {
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$compiler->trigger_template_error("(secure mode) constants not permitted");
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break;
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}
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if (strpos($_index[ 1 ], '$') === false && strpos($_index[ 1 ], '\'') === false) {
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return "@constant('{$_index[1]}')";
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} else {
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return "@constant({$_index[1]})";
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}
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// no break
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case 'config':
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if (isset($_index[ 2 ])) {
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return "(is_array(\$tmp = \$_smarty_tpl->smarty->ext->configload->_getConfigVariable(\$_smarty_tpl, $_index[1])) ? \$tmp[$_index[2]] : null)";
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} else {
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return "\$_smarty_tpl->smarty->ext->configload->_getConfigVariable(\$_smarty_tpl, $_index[1])";
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}
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// no break
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case 'ldelim':
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return "\$_smarty_tpl->smarty->left_delimiter";
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case 'rdelim':
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return "\$_smarty_tpl->smarty->right_delimiter";
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default:
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$compiler->trigger_template_error('$smarty.' . trim($_index[ 0 ], "'") . ' is not defined');
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break;
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}
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if (isset($_index[ 1 ])) {
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array_shift($_index);
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foreach ($_index as $_ind) {
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$compiled_ref = $compiled_ref . "[$_ind]";
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}
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}
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return $compiled_ref;
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}
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}
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}
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