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- avoid possible circular object referances caused by parser/lexer objects

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This commit is contained in:
Uwe Tews
2015-08-06 01:19:11 +02:00
parent ca969fe663
commit e1cc514a68
47 changed files with 674 additions and 492 deletions
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libs/sysplugins/smarty_internal_smartytemplatecompiler.php
+10 -10
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@@ -8,7 +8,6 @@
* @author Uwe Tews
*/
/**
* Class SmartyTemplateCompiler
*
@@ -69,14 +68,14 @@ class Smarty_Internal_SmartyTemplateCompiler extends Smarty_Internal_TemplateCom
tags in the templates are replaces with PHP code,
then written to compiled files. */
// init the lexer/parser to compile the template
$this->lex = new $this->lexer_class(str_replace(array("\r\n", "\r"), "\n", $_content), $this);
$this->parser = new $this->parser_class($this->lex, $this);
$this->parser = new $this->parser_class(new $this->lexer_class(str_replace(array("\r\n",
"\r"), "\n", $_content), $this), $this);
if ($isTemplateSource) {
$this->parser->insertPhpCode("<?php\n\$_smarty_tpl->properties['nocache_hash'] = '{$this->nocache_hash}';\n?>\n");
}
if ($this->inheritance_child) {
// start state on child templates
$this->lex->yypushstate(Smarty_Internal_Templatelexer::CHILDBODY);
$this->parser->lex->yypushstate(Smarty_Internal_Templatelexer::CHILDBODY);
}
if (function_exists('mb_internal_encoding') && ((int) ini_get('mbstring.func_overload')) & 2) {
$mbEncoding = mb_internal_encoding();
@@ -87,15 +86,15 @@ class Smarty_Internal_SmartyTemplateCompiler extends Smarty_Internal_TemplateCom
if ($this->smarty->_parserdebug) {
$this->parser->PrintTrace();
$this->lex->PrintTrace();
$this->parser->lex->PrintTrace();
}
// get tokens from lexer and parse them
while ($this->lex->yylex()) {
while ($this->parser->lex->yylex()) {
if ($this->smarty->_parserdebug) {
echo "<pre>Line {$this->lex->line} Parsing {$this->parser->yyTokenName[$this->lex->token]} Token " .
htmlentities($this->lex->value) . "</pre>";
echo "<pre>Line {$this->parser->lex->line} Parsing {$this->parser->yyTokenName[$this->parser->lex->token]} Token " .
htmlentities($this->parser->lex->value) . "</pre>";
}
$this->parser->doParse($this->lex->token, $this->lex->value);
$this->parser->doParse($this->parser->lex->token, $this->parser->lex->value);
}
// finish parsing process
@@ -107,7 +106,8 @@ class Smarty_Internal_SmartyTemplateCompiler extends Smarty_Internal_TemplateCom
if (count($this->_tag_stack) > 0) {
// get stacked info
list($openTag, $_data) = array_pop($this->_tag_stack);
$this->trigger_template_error("unclosed {$this->smarty->left_delimiter}" . $openTag . "{$this->smarty->right_delimiter} tag");
$this->trigger_template_error("unclosed {$this->smarty->left_delimiter}" . $openTag .
"{$this->smarty->right_delimiter} tag");
}
// return compiled code
return $this->parser->retvalue;