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<?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_Print_Expression extends Smarty_Internal_CompileBase
{
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $optional_attributes = array('assign');
/**
* Attribute definition: Overwrites base class.
*
* @var array
* @see Smarty_Internal_CompileBase
*/
public $option_flags = array('nocache', 'nofilter');
/**
* 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);
$output = $parameter[ 'value' ];
// tag modifier
if (!empty($parameter[ 'modifierlist' ])) {
$output = $compiler->compileTag(
'private_modifier',
array(),
array(
'modifierlist' => $parameter[ 'modifierlist' ],
'value' => $output
)
);
}
if (isset($_attr[ 'assign' ])) {
// assign output to variable
return "<?php \$_smarty_tpl->assign({$_attr['assign']},{$output});?>";
} else {
// display value
if (!$_attr[ 'nofilter' ]) {
// default modifier
if (!empty($compiler->smarty->default_modifiers)) {
if (empty($compiler->default_modifier_list)) {
$modifierlist = array();
foreach ($compiler->smarty->default_modifiers as $key => $single_default_modifier) {
preg_match_all(
'/(\'[^\'\\\\]*(?:\\\\.[^\'\\\\]*)*\'|"[^"\\\\]*(?:\\\\.[^"\\\\]*)*"|:|[^:]+)/',
$single_default_modifier,
$mod_array
);
for ($i = 0, $count = count($mod_array[ 0 ]); $i < $count; $i++) {
if ($mod_array[ 0 ][ $i ] !== ':') {
$modifierlist[ $key ][] = $mod_array[ 0 ][ $i ];
}
}
}
$compiler->default_modifier_list = $modifierlist;
}
$output = $compiler->compileTag(
'private_modifier',
array(),
array(
'modifierlist' => $compiler->default_modifier_list,
'value' => $output
)
);
}
// autoescape html
if ($compiler->template->smarty->escape_html) {
$output = "htmlspecialchars({$output}, ENT_QUOTES, '" . addslashes(Smarty::$_CHARSET) . "')";
}
// loop over registered filters
if (!empty($compiler->template->smarty->registered_filters[ Smarty::FILTER_VARIABLE ])) {
foreach ($compiler->template->smarty->registered_filters[ Smarty::FILTER_VARIABLE ] as $key =>
$function) {
if (!is_array($function)) {
$output = "{$function}({$output},\$_smarty_tpl)";
} elseif (is_object($function[ 0 ])) {
$output =
"\$_smarty_tpl->smarty->registered_filters[Smarty::FILTER_VARIABLE]['{$key}'][0]->{$function[1]}({$output},\$_smarty_tpl)";
} else {
$output = "{$function[0]}::{$function[1]}({$output},\$_smarty_tpl)";
}
}
}
// auto loaded filters
if (isset($compiler->smarty->autoload_filters[ Smarty::FILTER_VARIABLE ])) {
foreach ((array)$compiler->template->smarty->autoload_filters[ Smarty::FILTER_VARIABLE ] as $name) {
$result = $this->compile_variable_filter($compiler, $name, $output);
if ($result !== false) {
$output = $result;
} else {
// not found, throw exception
throw new SmartyException("Unable to load variable filter '{$name}'");
}
}
}
foreach ($compiler->variable_filters as $filter) {
if (count($filter) === 1
&& ($result = $this->compile_variable_filter($compiler, $filter[ 0 ], $output)) !== false
) {
$output = $result;
} else {
$output = $compiler->compileTag(
'private_modifier',
array(),
array('modifierlist' => array($filter), 'value' => $output)
);
}
}
}
$output = "<?php echo {$output};?>\n";
}
return $output;
}
/**
* @param \Smarty_Internal_TemplateCompilerBase $compiler compiler object
* @param string $name name of variable filter
* @param string $output embedded output
*
* @return string
* @throws \SmartyException
*/
private function compile_variable_filter(Smarty_Internal_TemplateCompilerBase $compiler, $name, $output)
{
$function = $compiler->getPlugin($name, 'variablefilter');
if ($function) {
return "{$function}({$output},\$_smarty_tpl)";
} else {
// not found
return false;
}
}
}
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