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<?php
/**
* Smarty Internal Plugin Compile Assign
*
* Compiles the {assign} tag
*
* @package Smarty
* @subpackage Compiler
* @author Uwe Tews
*/
/**
* Smarty Internal Plugin Compile Assign Class
*/
class Smarty_Internal_Compile_Assign extends Smarty_Internal_CompileBase {
/**
* Compiles code for the {assign} tag
*
* @param array $args array with attributes from parser
* @param object $compiler compiler object
* @return string compiled code
*/
public function compile($args, $compiler)
{
$this->compiler = $compiler;
$this->required_attributes = array('var', 'value');
$this->optional_attributes = array('scope', 'nocache', 'smarty_internal_index');
$_nocache = 'null';
$_scope = 'null';
// check for nocache attribute before _get_attributes because
// it shall not controll caching of the compiled code, but is a parameter
if (isset($args['nocache'])) {
if ($args['nocache'] == 'true') {
$this->compiler->tag_nocache = true;
}
unset($args['nocache']);
}
// check and get attributes
$_attr = $this->_get_attributes($args);
if ($this->compiler->tag_nocache) {
$_nocache = 'true';
// create nocache var to make it know for further compiling
$compiler->template->tpl_vars[trim($_attr['var'],"'")] = new Smarty_variable(null, true);
}
if (isset($_attr['scope'])) {
$_attr['scope'] = trim($_attr['scope'], "'\"");
if ($_attr['scope'] == 'parent') {
$_scope = SMARTY_PARENT_SCOPE;
} elseif ($_attr['scope'] == 'root') {
$_scope = SMARTY_ROOT_SCOPE;
} elseif ($_attr['scope'] == 'global') {
$_scope = SMARTY_GLOBAL_SCOPE;
}
}
// compiled output
if (isset($_attr['smarty_internal_index'])) {
return "<?php if (!isset(\$_smarty_tpl->tpl_vars[$_attr[var]]) || !is_array(\$_smarty_tpl->tpl_vars[$_attr[var]]->value)) \$_smarty_tpl->createLocalArrayVariable($_attr[var], $_nocache, $_scope);\n\$_smarty_tpl->tpl_vars[$_attr[var]]->value$_attr[smarty_internal_index] = $_attr[value];?>";
} else {
return "<?php \$_smarty_tpl->tpl_vars[$_attr[var]] = new Smarty_variable($_attr[value], $_nocache, $_scope);?>";
}
}
}
?>
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