ThinkPHP/Library/Vendor/Smarty/sysplugins/smarty_internal_data.php

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<?php
/**
 * Smarty Internal Plugin Data
 *
 * This file contains the basic classes and methodes for template and variable creation
 *
 * @package Smarty
 * @subpackage Template
 * @author Uwe Tews
 */

/**
 * Base class with template and variable methodes
 *
 * @package Smarty
 * @subpackage Template
 */
class Smarty_Internal_Data {

    /**
     * name of class used for templates
     *
     * @var string
     */
    public $template_class = 'Smarty_Internal_Template';
    /**
     * template variables
     *
     * @var array
     */
    public $tpl_vars = array();
    /**
     * parent template (if any)
     *
     * @var Smarty_Internal_Template
     */
    public $parent = null;
    /**
     * configuration settings
     *
     * @var array
     */
    public $config_vars = array();

    /**
     * assigns a Smarty variable
     *
     * @param array|string $tpl_var the template variable name(s)
     * @param mixed        $value   the value to assign
     * @param boolean      $nocache if true any output of this variable will be not cached
     * @param boolean $scope the scope the variable will have  (local,parent or root)
     * @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
     */
    public function assign($tpl_var, $value = null, $nocache = false)
    {
        if (is_array($tpl_var)) {
            foreach ($tpl_var as $_key => $_val) {
                if ($_key != '') {
                    $this->tpl_vars[$_key] = new Smarty_variable($_val, $nocache);
                }