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- optimization move <?php ?> handling from parser to new compiler module

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Uwe Tews
2015-05-06 00:03:26 +02:00
parent d7ff1eec47
commit d92714cc7e
9 changed files with 1690 additions and 1846 deletions
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92
libs/sysplugins/smarty_internal_compile_private_php.php Normal file
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@@ -0,0 +1,92 @@
<?php
/**
* Smarty Internal Plugin Compile Print Expression
* Compiles any tag which will output an expression or variable
*
* @package Smarty
* @subpackage Compiler
* @author Uwe Tews
*/
/**
* Smarty Internal Plugin Compile Print Expression Class
*
* @package Smarty
* @subpackage Compiler
*/
class Smarty_Internal_Compile_Private_Php extends Smarty_Internal_CompileBase
{
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $required_attributes = array('code', 'type');
/**
* Compiles code for generating output from any expression
*
* @param array $args array with attributes from parser
* @param \Smarty_Internal_TemplateCompilerBase $compiler compiler object
* @param array $parameter array with compilation parameter
*
* @return string
* @throws \SmartyException
*/
public function compile($args, Smarty_Internal_TemplateCompilerBase $compiler, $parameter)
{
// check and get attributes
$_attr = $this->getAttributes($compiler, $args);
$compiler->has_code = false;
$this->asp_tags = (ini_get('asp_tags') != '0');
if ($_attr['type'] == 'tag' && !($compiler->smarty instanceof SmartyBC)) {
$compiler->trigger_template_error('{php}[/php} tags not allowed. Use SmartyBC to enable them', $compiler->lex->taglineno);
}
if ($_attr['type'] != 'tag') {
if (isset($compiler->smarty->security_policy)) {
$this->php_handling = $compiler->smarty->security_policy->php_handling;
} else {
$this->php_handling = $compiler->smarty->php_handling;
}
if ($this->php_handling == Smarty::PHP_REMOVE) {
$output = preg_replace(array('#^(<\?(?:php|=)?)|(<%)|(<script\s+language\s*=\s*["\']?\s*php\s*["\']?\s*>)#', '#(\?>)|(%>)|(<\/script>)$#'), '', $_attr['code']);
$compiler->parser->current_buffer->append_subtree(new Smarty_Internal_ParseTree_Text($compiler->parser, $output));
return '';
} elseif ($this->php_handling == Smarty::PHP_QUOTE) {
$output = preg_replace_callback(array('#^(<\?(?:php|=)?)|(<%)|(<script\s+language\s*=\s*["\']?\s*php\s*["\']?\s*>)#', '#(\?>)|(%>)|(<\/script>)$#'), function ($match) {return htmlspecialchars($match[0], ENT_QUOTES);}, $_attr['code']);
$compiler->parser->current_buffer->append_subtree(new Smarty_Internal_ParseTree_Text($compiler->parser, $output));
return '';
} elseif ($this->php_handling == Smarty::PHP_PASSTHRU || ($_attr['type'] == 'asp' && !$this->asp_tags) || $_attr['type'] == 'unmatched') {
$compiler->parser->current_buffer->append_subtree(new Smarty_Internal_ParseTree_Text($compiler->parser, $_attr['code']));
return '';
} elseif ($this->php_handling == Smarty::PHP_ALLOW) {
if (!($compiler->smarty instanceof SmartyBC)) {
$compiler->trigger_template_error('$smarty->php_handling PHP_ALLOW not allowed. Use SmartyBC to enable it', $compiler->lex->taglineno);
}
$compiler->has_code = true;
return $_attr['code'];
} else {
$compiler->trigger_template_error('Illegal $smarty->php_handling value', $compiler->lex->taglineno);
}
} else {
$compiler->has_code = true;
$ldel = preg_quote($compiler->smarty->left_delimiter, '#');
$rdel = preg_quote($compiler->smarty->right_delimiter, '#');
if (!preg_match("#{$ldel}\\s*/\\s*php\\s*{$rdel}$#", $_attr['code'], $match)) {
$compiler->trigger_template_error('Missing {/php} closing tag', $compiler->lex->taglineno);
}
if (!preg_match("#^({$ldel}\\s*php\\s*)((.)*?)({$rdel})#", $_attr['code'], $match)) {
$compiler->trigger_template_error('Missing {php} open tag', $compiler->lex->taglineno);
}
if (!empty($match[2])) {
if ('nocache' == trim($match[2])) {
$compiler->tag_nocache = true;
} else {
$compiler->trigger_template_error("illegal value of option flag \"{$match[2]}\"", $compiler->lex->taglineno);
}
}
return preg_replace(array("#^{$ldel}\\s*php\\s*(.)*?{$rdel}#", "#{$ldel}\\s*/\\s*php\\s*{$rdel}$#"), array('<?php ', '?>'), $_attr['code']);
}
}
}