mirror of
https://github.com/smarty-php/smarty.git
synced 2025-11-03 22:01:36 +01:00
87 lines
4.0 KiB
PHP
87 lines
4.0 KiB
PHP
<?php
|
|
/**
|
|
* Smarty Internal Plugin Compile Assign
|
|
* Compiles the {assign} tag
|
|
*
|
|
* @package Smarty
|
|
* @subpackage Compiler
|
|
* @author Uwe Tews
|
|
*/
|
|
|
|
/**
|
|
* Smarty Internal Plugin Compile Assign Class
|
|
*
|
|
* @package Smarty
|
|
* @subpackage Compiler
|
|
*/
|
|
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
|
|
* @param array $parameter array with compilation parameter
|
|
*
|
|
* @return string compiled code
|
|
*/
|
|
public function compile($args, $compiler, $parameter)
|
|
{
|
|
// the following must be assigned at runtime because it will be overwritten in Smarty_Internal_Compile_Append
|
|
$this->required_attributes = array('var', 'value');
|
|
$this->shorttag_order = array('var', 'value');
|
|
$this->optional_attributes = array('scope');
|
|
$_nocache = 'null';
|
|
$_scope = Smarty::SCOPE_LOCAL;
|
|
// check and get attributes
|
|
$_attr = $this->getAttributes($compiler, $args);
|
|
// nocache ?
|
|
if ($compiler->tag_nocache || $compiler->nocache) {
|
|
$_nocache = 'true';
|
|
// create nocache var to make it know for further compiling
|
|
if (isset($compiler->template->tpl_vars[trim($_attr['var'], "'")])) {
|
|
$compiler->template->tpl_vars[trim($_attr['var'], "'")]->nocache = true;
|
|
} else {
|
|
$compiler->template->tpl_vars[trim($_attr['var'], "'")] = new Smarty_Variable(null, true);
|
|
}
|
|
}
|
|
// scope setup
|
|
if (isset($_attr['scope'])) {
|
|
$_attr['scope'] = trim($_attr['scope'], "'\"");
|
|
if ($_attr['scope'] == 'parent') {
|
|
$_scope = Smarty::SCOPE_PARENT;
|
|
} elseif ($_attr['scope'] == 'root') {
|
|
$_scope = Smarty::SCOPE_ROOT;
|
|
} elseif ($_attr['scope'] == 'global') {
|
|
$_scope = Smarty::SCOPE_GLOBAL;
|
|
} else {
|
|
$compiler->trigger_template_error('illegal value for "scope" attribute', $compiler->lex->taglineno);
|
|
}
|
|
}
|
|
// compiled output
|
|
if (isset($parameter['smarty_internal_index'])) {
|
|
$output = "<?php \$_smarty_tpl->createLocalArrayVariable($_attr[var], $_nocache, $_scope);\n\$_smarty_tpl->tpl_vars[$_attr[var]]->value$parameter[smarty_internal_index] = $_attr[value];";
|
|
} else {
|
|
// implement Smarty2's behaviour of variables assigned by reference
|
|
if ($compiler->template->smarty instanceof SmartyBC) {
|
|
$output = "<?php if (isset(\$_smarty_tpl->tpl_vars[$_attr[var]])) {\$_smarty_tpl->tpl_vars[$_attr[var]] = clone \$_smarty_tpl->tpl_vars[$_attr[var]];";
|
|
$output .= "\n\$_smarty_tpl->tpl_vars[$_attr[var]]->value = $_attr[value]; \$_smarty_tpl->tpl_vars[$_attr[var]]->nocache = $_nocache; \$_smarty_tpl->tpl_vars[$_attr[var]]->scope = $_scope;";
|
|
$output .= "\n} else \$_smarty_tpl->tpl_vars[$_attr[var]] = new Smarty_Variable($_attr[value], $_nocache, $_scope);";
|
|
} else {
|
|
$output = "<?php \$_smarty_tpl->tpl_vars[$_attr[var]] = new Smarty_Variable($_attr[value], $_nocache, $_scope);";
|
|
}
|
|
}
|
|
if ($_scope == Smarty::SCOPE_PARENT) {
|
|
$output .= "\nif (\$_smarty_tpl->parent != null) \$_smarty_tpl->parent->tpl_vars[$_attr[var]] = clone \$_smarty_tpl->tpl_vars[$_attr[var]];";
|
|
} elseif ($_scope == Smarty::SCOPE_ROOT || $_scope == Smarty::SCOPE_GLOBAL) {
|
|
$output .= "\n\$_ptr = \$_smarty_tpl->parent; while (\$_ptr != null) {\$_ptr->tpl_vars[$_attr[var]] = clone \$_smarty_tpl->tpl_vars[$_attr[var]]; \$_ptr = \$_ptr->parent; }";
|
|
}
|
|
if ($_scope == Smarty::SCOPE_GLOBAL) {
|
|
$output .= "\nSmarty::\$global_tpl_vars[$_attr[var]] = clone \$_smarty_tpl->tpl_vars[$_attr[var]];";
|
|
}
|
|
$output .= '?>';
|
|
|
|
return $output;
|
|
}
|
|
}
|