commit ac345ad2abc2e1aa589c84c11250ab39a72d3668
parent 8e7b420b9fef5001390c9d639fcbadbc058f0ae7
Author: Marcel <MTRNord@users.noreply.github.com>
Date: Sat, 31 Oct 2015 17:39:34 +0100
Create smarty_internal_config_file_compiler.php
Diffstat:
1 file changed, 190 insertions(+), 0 deletions(-)
diff --git a/libs/smarty/sysplugins/smarty_internal_config_file_compiler.php b/libs/smarty/sysplugins/smarty_internal_config_file_compiler.php
@@ -0,0 +1,190 @@
+<?php
+/**
+ * Smarty Internal Plugin Config File Compiler
+ * This is the config file compiler class. It calls the lexer and parser to
+ * perform the compiling.
+ *
+ * @package Smarty
+ * @subpackage Config
+ * @author Uwe Tews
+ */
+
+/**
+ * Main config file compiler class
+ *
+ * @package Smarty
+ * @subpackage Config
+ */
+class Smarty_Internal_Config_File_Compiler
+{
+ /**
+ * Lexer class name
+ *
+ * @var string
+ */
+ public $lexer_class;
+
+ /**
+ * Parser class name
+ *
+ * @var string
+ */
+ public $parser_class;
+ /**
+ * Lexer object
+ *
+ * @var object
+ */
+ public $lex;
+
+ /**
+ * Parser object
+ *
+ * @var object
+ */
+ public $parser;
+
+ /**
+ * Smarty object
+ *
+ * @var Smarty object
+ */
+ public $smarty;
+
+ /**
+ * Smarty object
+ *
+ * @var Smarty_Internal_Template object
+ */
+ public $template;
+
+ /**
+ * Compiled config data sections and variables
+ *
+ * @var array
+ */
+ public $config_data = array();
+
+ /**
+ * compiled config data must always be written
+ *
+ * @var bool
+ */
+ public $write_compiled_code = true;
+
+ /**
+ * Initialize compiler
+ *
+ * @param string $lexer_class class name
+ * @param string $parser_class class name
+ * @param Smarty $smarty global instance
+ */
+ public function __construct($lexer_class, $parser_class, Smarty $smarty)
+ {
+ $this->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 ($this->smarty->_parserdebug) {
+ echo "<br>Parsing {$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 = "<?php /* Smarty version " . Smarty::SMARTY_VERSION . ", created on " . strftime("%Y-%m-%d %H:%M:%S") . "\n";
+ $template_header .= " compiled from \"" . $this->template->source->filepath . "\" */ ?>\n";
+
+ $code = '<?php Smarty_Internal_Extension_Config::loadConfigVars($_smarty_tpl, ' . var_export($this->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);
+ }
+}
