159 lines
7.9 KiB
PHP
159 lines
7.9 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Compile Modifier
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* Compiles code for modifier execution
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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 Modifier 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_Modifier extends Smarty_Internal_CompileBase
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{
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/**
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* Compiles code for modifier execution
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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 array $parameter array with compilation parameter
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*
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* @return string compiled code
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* @throws \SmartyCompilerException
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* @throws \SmartyException
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*/
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public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
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{
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// check and get attributes
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$_attr = $this->getAttributes($compiler, $args);
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$output = $parameter[ 'value' ];
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// loop over list of modifiers
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foreach ($parameter[ 'modifierlist' ] as $single_modifier) {
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/* @var string $modifier */
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$modifier = $single_modifier[ 0 ];
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$single_modifier[ 0 ] = $output;
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$params = implode(',', $single_modifier);
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// check if we know already the type of modifier
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if (isset($compiler->known_modifier_type[ $modifier ])) {
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$modifier_types = array($compiler->known_modifier_type[ $modifier ]);
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} else {
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$modifier_types = array(1, 2, 3, 4, 5, 6);
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}
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foreach ($modifier_types as $type) {
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switch ($type) {
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case 1:
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// registered modifier
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if (isset($compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ])) {
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if (is_callable($compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ][ 0 ])) {
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$output =
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sprintf(
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'call_user_func_array($_smarty_tpl->registered_plugins[ \'%s\' ][ %s ][ 0 ], array( %s ))',
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Smarty::PLUGIN_MODIFIER,
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var_export($modifier, true),
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$params
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);
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$compiler->known_modifier_type[ $modifier ] = $type;
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break 2;
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}
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}
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break;
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case 2:
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// registered modifier compiler
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if (isset($compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIERCOMPILER ][ $modifier ][ 0 ])) {
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$output =
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call_user_func(
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$compiler->smarty->registered_plugins[ Smarty::PLUGIN_MODIFIERCOMPILER ][ $modifier ][ 0 ],
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$single_modifier,
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$compiler->smarty
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);
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$compiler->known_modifier_type[ $modifier ] = $type;
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break 2;
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}
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break;
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case 3:
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// modifiercompiler plugin
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if ($compiler->smarty->loadPlugin('smarty_modifiercompiler_' . $modifier)) {
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// check if modifier allowed
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if (!is_object($compiler->smarty->security_policy)
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|| $compiler->smarty->security_policy->isTrustedModifier($modifier, $compiler)
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) {
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$plugin = 'smarty_modifiercompiler_' . $modifier;
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$output = $plugin($single_modifier, $compiler);
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}
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$compiler->known_modifier_type[ $modifier ] = $type;
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break 2;
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}
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break;
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case 4:
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// modifier plugin
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if ($function = $compiler->getPlugin($modifier, Smarty::PLUGIN_MODIFIER)) {
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// check if modifier allowed
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if (!is_object($compiler->smarty->security_policy)
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|| $compiler->smarty->security_policy->isTrustedModifier($modifier, $compiler)
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) {
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$output = "{$function}({$params})";
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}
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$compiler->known_modifier_type[ $modifier ] = $type;
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break 2;
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}
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break;
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case 5:
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// PHP function
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if (is_callable($modifier)) {
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// check if modifier allowed
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if (!is_object($compiler->smarty->security_policy)
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|| $compiler->smarty->security_policy->isTrustedPhpModifier($modifier, $compiler)
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) {
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$output = "{$modifier}({$params})";
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}
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$compiler->known_modifier_type[ $modifier ] = $type;
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break 2;
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}
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break;
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case 6:
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// default plugin handler
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if (isset($compiler->default_handler_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ])
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|| (is_callable($compiler->smarty->default_plugin_handler_func)
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&& $compiler->getPluginFromDefaultHandler($modifier, Smarty::PLUGIN_MODIFIER))
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) {
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$function = $compiler->default_handler_plugins[ Smarty::PLUGIN_MODIFIER ][ $modifier ][ 0 ];
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// check if modifier allowed
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if (!is_object($compiler->smarty->security_policy)
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|| $compiler->smarty->security_policy->isTrustedModifier($modifier, $compiler)
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) {
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if (!is_array($function)) {
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$output = "{$function}({$params})";
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} else {
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if (is_object($function[ 0 ])) {
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$output = $function[ 0 ] . '->' . $function[ 1 ] . '(' . $params . ')';
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} else {
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$output = $function[ 0 ] . '::' . $function[ 1 ] . '(' . $params . ')';
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}
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}
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}
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if (isset($compiler->required_plugins[ 'nocache' ][ $modifier ][ Smarty::PLUGIN_MODIFIER ][ 'file' ])
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||
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isset($compiler->required_plugins[ 'compiled' ][ $modifier ][ Smarty::PLUGIN_MODIFIER ][ 'file' ])
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) {
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// was a plugin
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$compiler->known_modifier_type[ $modifier ] = 4;
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} else {
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$compiler->known_modifier_type[ $modifier ] = $type;
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}
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break 2;
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}
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}
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}
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if (!isset($compiler->known_modifier_type[ $modifier ])) {
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$compiler->trigger_template_error("unknown modifier '{$modifier}'", null, true);
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}
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}
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return $output;
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}
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}
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