diff --git a/library/smarty/libs/sysplugins/smarty_internal_config_file_compiler.php b/library/smarty/libs/sysplugins/smarty_internal_config_file_compiler.php new file mode 100644 --- /dev/null +++ b/library/smarty/libs/sysplugins/smarty_internal_config_file_compiler.php @@ -0,0 +1,186 @@ +smarty = $smarty; + // get required plugins + $this->lexer_class = $lexer_class; + $this->parser_class = $parser_class; + $this->smarty = $smarty; + $this->config_data['sections'] = array(); + $this->config_data['vars'] = array(); + } + + /** + * Method to compile Smarty config source. + * + * @param Smarty_Internal_Template $template + * + * @return bool true if compiling succeeded, false if it failed + */ + public function compileTemplate(Smarty_Internal_Template $template) { + $this->template = $template; + $this->template->properties['file_dependency'][$this->template->source->uid] = array($this->template->source->name, $this->template->source->timestamp, $this->template->source->type); + // on empty config just return + if ($template->source->content == '') { + return true; + } + if ($this->smarty->debugging) { + Smarty_Internal_Debug::start_compile($this->template); + } + // init the lexer/parser to compile the config file + $lex = new $this->lexer_class(str_replace(array("\r\n", "\r"), "\n", $template->source->content) . "\n", $this); + $parser = new $this->parser_class($lex, $this); + + if (function_exists('mb_internal_encoding') && ((int)ini_get('mbstring.func_overload')) & 2) { + $mbEncoding = mb_internal_encoding(); + mb_internal_encoding('ASCII'); + } else { + $mbEncoding = null; + } + + if ($this->smarty->_parserdebug) { + $parser->PrintTrace(); + } + // get tokens from lexer and parse them + while ($lex->yylex()) { + if ($this->smarty->_parserdebug) { + echo "
Parsing {$parser->yyTokenName[$lex->token]} Token {$lex->value} Line {$lex->line} \n"; + } + $parser->doParse($lex->token, $lex->value); + } + // finish parsing process + $parser->doParse(0, 0); + + if ($mbEncoding) { + mb_internal_encoding($mbEncoding); + } + if ($this->smarty->debugging) { + Smarty_Internal_Debug::end_compile($this->template); + } + // template header code + $template_header = "template->source->filepath . "\" */ ?>\n"; + + $code = 'config_data, true) . '); ?>'; + return $template_header . Smarty_Internal_Extension_CodeFrame::create($this->template, $code); + } + + /** + * 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 string $args individual error message or null + * + * @throws SmartyCompilerException + */ + public function trigger_config_file_error($args = null) { + $this->lex = Smarty_Internal_Configfilelexer::instance(); + $this->parser = Smarty_Internal_Configfileparser::instance(); + // get config source line which has error + $line = $this->lex->line; + if (isset($args)) { + // $line--; + } + $match = preg_split("/\n/", $this->lex->data); + $error_text = "Syntax error in config file '{$this->template->source->filepath}' on line {$line} '{$match[$line - 1]}' "; + if (isset($args)) { + // individual error message + $error_text .= $args; + } else { + // expected token from parser + foreach ($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]; + } + } + // output parser error message + $error_text .= ' - Unexpected "' . $this->lex->value . '", expected one of: ' . implode(' , ', $expect); + } + throw new SmartyCompilerException($error_text); + } +}