--- /dev/null
+<?php
+/**
+ * Smarty Internal Plugin Smarty Template Compiler Base
+ *
+ * This file contains the basic classes and methodes for compiling Smarty templates with lexer/parser
+ *
+ * @package Smarty
+ * @subpackage Compiler
+ * @author Uwe Tews
+ */
+
+/**
+ * Main compiler class
+ */
+class Smarty_Internal_TemplateCompilerBase {
+ // hash for nocache sections
+ private $nocache_hash = null;
+ // suppress generation of nocache code
+ public $suppressNocacheProcessing = false;
+ // compile tag objects
+ static $_tag_objects = array();
+ // tag stack
+ public $_tag_stack = array();
+ // current template
+ public $template = null;
+ // optional log of tag/attributes
+ public $used_tags = array();
+
+ /**
+ * Initialize compiler
+ */
+ public function __construct()
+ {
+ $this->nocache_hash = str_replace('.', '-', uniqid(rand(), true));
+ }
+
+ /**
+ * Methode to compile a Smarty template
+ *
+ * @param $template template object to compile
+ * @return bool true if compiling succeeded, false if it failed
+ */
+ public function compileTemplate($template)
+ {
+ if (empty($template->properties['nocache_hash'])) {
+ $template->properties['nocache_hash'] = $this->nocache_hash;
+ } else {
+ $this->nocache_hash = $template->properties['nocache_hash'];
+ }
+ // flag for nochache sections
+ $this->nocache = false;
+ $this->tag_nocache = false;
+ // save template object in compiler class
+ $this->template = $template;
+ $this->smarty->_current_file = $this->template->getTemplateFilepath();
+ // template header code
+ $template_header = '';
+ if (!$template->suppressHeader) {
+ $template_header .= "<?php /* Smarty version " . Smarty::SMARTY_VERSION . ", created on " . strftime("%Y-%m-%d %H:%M:%S") . "\n";
+ $template_header .= " compiled from \"" . $this->template->getTemplateFilepath() . "\" */ ?>\n";
+ }
+
+ do {
+ // flag for aborting current and start recompile
+ $this->abort_and_recompile = false;
+ // get template source
+ $_content = $template->getTemplateSource();
+ // run prefilter if required
+ if (isset($this->smarty->autoload_filters['pre']) || isset($this->smarty->registered_filters['pre'])) {
+ $template->template_source = $_content = Smarty_Internal_Filter_Handler::runFilter('pre', $_content, $template);
+ }
+ // on empty template just return header
+ if ($_content == '') {
+ if ($template->suppressFileDependency) {
+ $template->compiled_template = '';
+ } else {
+ $template->compiled_template = $template_header . $template->createPropertyHeader();
+ }
+ return true;
+ }
+ // call compiler
+ $_compiled_code = $this->doCompile($_content);
+ } while ($this->abort_and_recompile);
+ // return compiled code to template object
+ if ($template->suppressFileDependency) {
+ $template->compiled_template = $_compiled_code;
+ } else {
+ $template->compiled_template = $template_header . $template->createPropertyHeader() . $_compiled_code;
+ }
+ // run postfilter if required
+ if (isset($this->smarty->autoload_filters['post']) || isset($this->smarty->registered_filters['post'])) {
+ $template->compiled_template = Smarty_Internal_Filter_Handler::runFilter('post', $template->compiled_template, $template);
+ }
+ }
+
+ /**
+ * Compile Tag
+ *
+ * This is a call back from the lexer/parser
+ * It executes the required compile plugin for the Smarty tag
+ *
+ * @param string $tag tag name
+ * @param array $args array with tag attributes
+ * @param array $parameter array with compilation parameter
+ * @return string compiled code
+ */
+ public function compileTag($tag, $args, $parameter = array())
+ {
+ // $args contains the attributes parsed and compiled by the lexer/parser
+ // assume that tag does compile into code, but creates no HTML output
+ $this->has_code = true;
+ $this->has_output = false;
+ // log tag/attributes
+ if (isset($this->smarty->get_used_tags) && $this->smarty->get_used_tags) {
+ $this->used_tags[] = array($tag,$args);
+ }
+ // check nocache option flag
+ if (in_array("'nocache'",$args) || in_array(array('nocache'=>'true'),$args)
+ || in_array(array('nocache'=>'"true"'),$args) || in_array(array('nocache'=>"'true'"),$args)) {
+ $this->tag_nocache = true;
+ }
+ // compile the smarty tag (required compile classes to compile the tag are autoloaded)
+ if (($_output = $this->callTagCompiler($tag, $args, $parameter)) === false) {
+ if (isset($this->smarty->template_functions[$tag])) {
+ // template defined by {template} tag
+ $args['_attr']['name'] = "'" . $tag . "'";
+ $_output = $this->callTagCompiler('call', $args, $parameter);
+ }
+ }
+ if ($_output !== false) {
+ if ($_output !== true) {
+ // did we get compiled code
+ if ($this->has_code) {
+ // Does it create output?
+ if ($this->has_output) {
+ $_output .= "\n";
+ }
+ // return compiled code
+ return $_output;
+ }
+ }
+ // tag did not produce compiled code
+ return '';
+ } else {
+ // map_named attributes
+ if (isset($args['_attr'])) {
+ foreach ($args['_attr'] as $key => $attribute) {
+ if (is_array($attribute)) {
+ $args = array_merge($args, $attribute);
+ }
+ }
+ }
+ // not an internal compiler tag
+ if (strlen($tag) < 6 || substr($tag, -5) != 'close') {
+ // check if tag is a registered object
+ if (isset($this->smarty->registered_objects[$tag]) && isset($parameter['object_methode'])) {
+ $methode = $parameter['object_methode'];
+ if (!in_array($methode, $this->smarty->registered_objects[$tag][3]) &&
+ (empty($this->smarty->registered_objects[$tag][1]) || in_array($methode, $this->smarty->registered_objects[$tag][1]))) {
+ return $this->callTagCompiler('private_object_function', $args, $parameter, $tag, $methode);
+ } elseif (in_array($methode, $this->smarty->registered_objects[$tag][3])) {
+ return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $methode);
+ } else {
+ return $this->trigger_template_error ('unallowed methode "' . $methode . '" in registered object "' . $tag . '"', $this->lex->taglineno);
+ }
+ }
+ // check if tag is registered
+ foreach (array(Smarty::PLUGIN_COMPILER, Smarty::PLUGIN_FUNCTION, Smarty::PLUGIN_BLOCK) as $type) {
+ if (isset($this->smarty->registered_plugins[$type][$tag])) {
+ // if compiler function plugin call it now
+ if ($type == Smarty::PLUGIN_COMPILER) {
+ $new_args = array();
+ foreach ($args as $mixed) {
+ $new_args = array_merge($new_args, $mixed);
+ }
+ if (!$this->smarty->registered_plugins[$type][$tag][1]) {
+ $this->tag_nocache = true;
+ }
+ $function = $this->smarty->registered_plugins[$type][$tag][0];
+ if (!is_array($function)) {
+ return $function($new_args, $this);
+ } else if (is_object($function[0])) {
+ return $this->smarty->registered_plugins[$type][$tag][0][0]->$function[1]($new_args, $this);
+ } else {
+ return call_user_func_array($this->smarty->registered_plugins[$type][$tag][0], array($new_args, $this));
+ }
+ }
+ // compile registered function or block function
+ if ($type == Smarty::PLUGIN_FUNCTION || $type == Smarty::PLUGIN_BLOCK) {
+ return $this->callTagCompiler('private_registered_' . $type, $args, $parameter, $tag);
+ }
+ }
+ }
+ // check plugins from plugins folder
+ foreach ($this->smarty->plugin_search_order as $plugin_type) {
+ if ($plugin_type == Smarty::PLUGIN_BLOCK && $this->smarty->loadPlugin('smarty_compiler_' . $tag)) {
+ $plugin = 'smarty_compiler_' . $tag;
+ if (is_callable($plugin)) {
+ // convert arguments format for old compiler plugins
+ $new_args = array();
+ foreach ($args as $mixed) {
+ $new_args = array_merge($new_args, $mixed);
+ }
+ return $plugin($new_args, $this->smarty);
+ }
+ if (class_exists($plugin, false)) {
+ $plugin_object = new $plugin;
+ if (method_exists($plugin_object, 'compile')) {
+ return $plugin_object->compile($args, $this);
+ }
+ }
+ throw new SmartyException("Plugin \"{$tag}\" not callable");
+ } else {
+ if ($function = $this->getPlugin($tag, $plugin_type)) {
+ return $this->callTagCompiler('private_' . $plugin_type . '_plugin', $args, $parameter, $tag, $function);
+ }
+ }
+ }
+ } else {
+ // compile closing tag of block function
+ $base_tag = substr($tag, 0, -5);
+ // check if closing tag is a registered object
+ if (isset($this->smarty->registered_objects[$base_tag]) && isset($parameter['object_methode'])) {
+ $methode = $parameter['object_methode'];
+ if (in_array($methode, $this->smarty->registered_objects[$base_tag][3])) {
+ return $this->callTagCompiler('private_object_block_function', $args, $parameter, $tag, $methode);
+ } else {
+ return $this->trigger_template_error ('unallowed closing tag methode "' . $methode . '" in registered object "' . $base_tag . '"', $this->lex->taglineno);
+ }
+ }
+ // registered block tag ?
+ if (isset($this->smarty->registered_plugins[Smarty::PLUGIN_BLOCK][$base_tag])) {
+ return $this->callTagCompiler('private_registered_block', $args, $parameter, $tag);
+ }
+ // block plugin?
+ if ($function = $this->getPlugin($base_tag, Smarty::PLUGIN_BLOCK)) {
+ return $this->callTagCompiler('private_block_plugin', $args, $parameter, $tag, $function);
+ }
+ if ($this->smarty->loadPlugin('smarty_compiler_' . $tag)) {
+ $plugin = 'smarty_compiler_' . $tag;
+ if (is_callable($plugin)) {
+ return $plugin($args, $this->smarty);
+ }
+ if (class_exists($plugin, false)) {
+ $plugin_object = new $plugin;
+ if (method_exists($plugin_object, 'compile')) {
+ return $plugin_object->compile($args, $this);
+ }
+ }
+ throw new SmartyException("Plugin \"{$tag}\" not callable");
+ }
+ }
+ $this->trigger_template_error ("unknown tag \"" . $tag . "\"", $this->lex->taglineno);
+ }
+ }
+
+ /**
+ * lazy loads internal compile plugin for tag and calls the compile methode
+ *
+ * compile objects cached for reuse.
+ * class name format: Smarty_Internal_Compile_TagName
+ * plugin filename format: Smarty_Internal_Tagname.php
+ *
+ * @param $tag string tag name
+ * @param $args array with tag attributes
+ * @param $param1 optional parameter
+ * @param $param2 optional parameter
+ * @param $param3 optional parameter
+ * @return string compiled code
+ */
+ public function callTagCompiler($tag, $args, $param1 = null, $param2 = null, $param3 = null)
+ {
+ // re-use object if already exists
+ if (isset(self::$_tag_objects[$tag])) {
+ // compile this tag
+ return self::$_tag_objects[$tag]->compile($args, $this, $param1, $param2, $param3);
+ }
+ // lazy load internal compiler plugin
+ $class_name = 'Smarty_Internal_Compile_' . $tag;
+ if ($this->smarty->loadPlugin($class_name)) {
+ // use plugin if found
+ self::$_tag_objects[$tag] = new $class_name;
+ // compile this tag
+ return self::$_tag_objects[$tag]->compile($args, $this, $param1, $param2, $param3);
+ }
+ // no internal compile plugin for this tag
+ return false;
+ }
+
+ /**
+ * Check for plugins and return function name
+ *
+ * @param $pugin_name string name of plugin or function
+ * @param $type string type of plugin
+ * @return string call name of function
+ */
+ public function getPlugin($plugin_name, $type)
+ {
+ $function = null;
+ if ($this->template->caching && ($this->nocache || $this->tag_nocache)) {
+ if (isset($this->template->required_plugins['nocache'][$plugin_name][$type])) {
+ $function = $this->template->required_plugins['nocache'][$plugin_name][$type]['function'];
+ } else if (isset($this->template->required_plugins['compiled'][$plugin_name][$type])) {
+ $this->template->required_plugins['nocache'][$plugin_name][$type] = $this->template->required_plugins['compiled'][$plugin_name][$type];
+ $function = $this->template->required_plugins['nocache'][$plugin_name][$type]['function'];
+ }
+ } else {
+ if (isset($this->template->required_plugins['compiled'][$plugin_name][$type])) {
+ $function = $this->template->required_plugins['compiled'][$plugin_name][$type]['function'];
+ } else if (isset($this->template->required_plugins['compiled'][$plugin_name][$type])) {
+ $this->template->required_plugins['compiled'][$plugin_name][$type] = $this->template->required_plugins['nocache'][$plugin_name][$type];
+ $function = $this->template->required_plugins['compiled'][$plugin_name][$type]['function'];
+ }
+ }
+ if (isset($function)) {
+ if ($type == 'modifier') {
+ $this->template->saved_modifier[$plugin_name] = true;
+ }
+ return $function;
+ }
+ // loop through plugin dirs and find the plugin
+ $function = 'smarty_' . $type . '_' . $plugin_name;
+ $found = false;
+ foreach((array)$this->smarty->plugins_dir as $_plugin_dir) {
+ $file = rtrim($_plugin_dir, '/\\') . DS . $type . '.' . $plugin_name . '.php';
+ if (file_exists($file)) {
+ // require_once($file);
+ $found = true;
+ break;
+ }
+ }
+ if ($found) {
+ if ($this->template->caching && ($this->nocache || $this->tag_nocache)) {
+ $this->template->required_plugins['nocache'][$plugin_name][$type]['file'] = $file;
+ $this->template->required_plugins['nocache'][$plugin_name][$type]['function'] = $function;
+ } else {
+ $this->template->required_plugins['compiled'][$plugin_name][$type]['file'] = $file;
+ $this->template->required_plugins['compiled'][$plugin_name][$type]['function'] = $function;
+ }
+ if ($type == 'modifier') {
+ $this->template->saved_modifier[$plugin_name] = true;
+ }
+ return $function;
+ }
+ if (is_callable($function)) {
+ // plugin function is defined in the script
+ return $function;
+ }
+ return false;
+ }
+ /**
+ * Inject inline code for nocache template sections
+ *
+ * This method gets the content of each template element from the parser.
+ * If the content is compiled code and it should be not cached the code is injected
+ * into the rendered output.
+ *
+ * @param string $content content of template element
+ * @param boolean $tag_nocache true if the parser detected a nocache situation
+ * @param boolean $is_code true if content is compiled code
+ * @return string content
+ */
+ public function processNocacheCode ($content, $is_code)
+ {
+ // If the template is not evaluated and we have a nocache section and or a nocache tag
+ if ($is_code && !empty($content)) {
+ // generate replacement code
+ if ((!$this->template->resource_object->isEvaluated || $this->template->forceNocache) && $this->template->caching && !$this->suppressNocacheProcessing &&
+ ($this->nocache || $this->tag_nocache || $this->template->forceNocache == 2)) {
+ $this->template->has_nocache_code = true;
+ $_output = str_replace("'", "\'", $content);
+ $_output = str_replace("^#^", "'", $_output);
+ $_output = "<?php echo '/*%%SmartyNocache:{$this->nocache_hash}%%*/" . $_output . "/*/%%SmartyNocache:{$this->nocache_hash}%%*/';?>";
+ // make sure we include modifer plugins for nocache code
+ if (isset($this->template->saved_modifier)) {
+ foreach ($this->template->saved_modifier as $plugin_name => $dummy) {
+ if (isset($this->template->required_plugins['compiled'][$plugin_name]['modifier'])) {
+ $this->template->required_plugins['nocache'][$plugin_name]['modifier'] = $this->template->required_plugins['compiled'][$plugin_name]['modifier'];
+ }
+ }
+ $this->template->saved_modifier = null;
+ }
+ } else {
+ $_output = $content;
+ }
+ } else {
+ $_output = $content;
+ }
+ $this->suppressNocacheProcessing = false;
+ $this->tag_nocache = false;
+ return $_output;
+ }
+ /**
+ * display compiler error messages without dying
+ *
+ * If parameter $args is empty it is a parser detected syntax error.
+ * In this case the parser is called to obtain information about expected tokens.
+ *
+ * If parameter $args contains a string this is used as error message
+ *
+ * @param $args string individual error message or null
+ */
+ public function trigger_template_error($args = null, $line = null)
+ {
+ // get template source line which has error
+ if (!isset($line)) {
+ $line = $this->lex->line;
+ }
+ $match = preg_split("/\n/", $this->lex->data);
+ $error_text = 'Syntax Error in template "' . $this->template->getTemplateFilepath() . '" on line ' . $line . ' "' . htmlspecialchars(trim(preg_replace('![\t\r\n]+!',' ',$match[$line-1]))) . '" ';
+ if (isset($args)) {
+ // individual error message
+ $error_text .= $args;
+ } else {
+ // expected token from parser
+ $error_text .= ' - Unexpected "' . $this->lex->value.'"';
+ if (count($this->parser->yy_get_expected_tokens($this->parser->yymajor)) <= 4 ) {
+ foreach ($this->parser->yy_get_expected_tokens($this->parser->yymajor) as $token) {
+ $exp_token = $this->parser->yyTokenName[$token];
+ if (isset($this->lex->smarty_token_names[$exp_token])) {
+ // token type from lexer
+ $expect[] = '"' . $this->lex->smarty_token_names[$exp_token] . '"';
+ } else {
+ // otherwise internal token name
+ $expect[] = $this->parser->yyTokenName[$token];
+ }
+ }
+ $error_text .= ', expected one of: ' . implode(' , ', $expect);
+ }
+ }
+ throw new SmartyCompilerException($error_text);
+ }
+}
+
+?>
\ No newline at end of file
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