923 lines
34 KiB
PHP
923 lines
34 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Template
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* This file contains the Smarty template engine
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*
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* @package Smarty
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* @subpackage Template
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* @author Uwe Tews
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*/
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/**
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* Main class with template data structures and methods
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*
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* @package Smarty
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* @subpackage Template
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*
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* @property Smarty_Template_Source $source
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* @property Smarty_Template_Compiled $compiled
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* @property Smarty_Template_Cached $cached
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*/
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class Smarty_Internal_Template extends Smarty_Internal_TemplateBase
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{
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/**
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* Global smarty instance
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*
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* @var Smarty
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*/
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public $smarty = null;
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/**
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* Template resource
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*
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* @var string
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*/
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public $template_resource = null;
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/**
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* Saved template Id
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*
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* @var null|string
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*/
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public $templateId = null;
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/**
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* flag if compiled template is invalid and must be (re)compiled
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*
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* @var bool
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*/
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public $mustCompile = null;
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/**
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* flag if template does contain nocache code sections
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*
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* @var bool
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*/
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public $has_nocache_code = false;
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/**
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* special compiled and cached template properties
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*
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* @var array
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*/
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public $properties = array('file_dependency' => array(),
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'nocache_hash' => '',
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'tpl_function' => array(),
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);
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/**
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* required plugins
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*
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* @var array
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*/
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public $required_plugins = array('compiled' => array(), 'nocache' => array());
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/**
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* blocks for template inheritance
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*
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* @var array
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*/
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public $block_data = array();
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/**
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* variable filters
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*
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* @var array
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*/
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public $variable_filters = array();
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/**
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* optional log of tag/attributes
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*
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* @var array
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*/
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public $used_tags = array();
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/**
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* internal flag to allow relative path in child template blocks
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*
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* @var bool
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*/
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public $allow_relative_path = false;
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/**
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* internal capture runtime stack
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*
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* @var array
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*/
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public $_capture_stack = array(0 => array());
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/**
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* Create template data object
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* Some of the global Smarty settings copied to template scope
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* It load the required template resources and caching plugins
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*
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* @param string $template_resource template resource string
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* @param Smarty $smarty Smarty instance
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* @param Smarty_Internal_Template $_parent back pointer to parent object with variables or null
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* @param mixed $_cache_id cache id or null
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* @param mixed $_compile_id compile id or null
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* @param bool $_caching use caching?
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* @param int $_cache_lifetime cache life-time in seconds
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*/
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public function __construct($template_resource, $smarty, $_parent = null, $_cache_id = null, $_compile_id = null, $_caching = null, $_cache_lifetime = null)
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{
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$this->smarty = &$smarty;
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// Smarty parameter
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$this->cache_id = $_cache_id === null ? $this->smarty->cache_id : $_cache_id;
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$this->compile_id = $_compile_id === null ? $this->smarty->compile_id : $_compile_id;
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$this->caching = $_caching === null ? $this->smarty->caching : $_caching;
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if ($this->caching === true) {
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$this->caching = Smarty::CACHING_LIFETIME_CURRENT;
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}
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$this->cache_lifetime = $_cache_lifetime === null ? $this->smarty->cache_lifetime : $_cache_lifetime;
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$this->parent = $_parent;
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// Template resource
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$this->template_resource = $template_resource;
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// copy block data of template inheritance
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if ($this->parent instanceof Smarty_Internal_Template) {
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$this->block_data = $this->parent->block_data;
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}
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}
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/**
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* fetches rendered template
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*
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* @throws Exception
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* @throws SmartyException
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* @return string rendered template output
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*/
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public function fetch()
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{
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return $this->render(true, false, false);
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}
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/**
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* displays a Smarty template
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*/
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public function display()
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{
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$this->render(true, false, true);
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}
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/**
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* render template
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*
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* @param bool $merge_tpl_vars if true parent template variables merged in to local scope
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* @param bool $no_output_filter if true do not run output filter
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* @param bool $display true: display, false: fetch null: subtemplate
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*
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* @throws Exception
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* @throws SmartyException
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* @return string rendered template output
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*/
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public function render($merge_tpl_vars = false, $no_output_filter = true, $display = null)
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{
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$parentIsTpl = $this->parent instanceof Smarty_Internal_Template;
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::start_template($this, $display);
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}
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$save_tpl_vars = null;
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$save_config_vars = null;
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// merge all variable scopes into template
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if ($merge_tpl_vars) {
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// save local variables
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$save_tpl_vars = $this->tpl_vars;
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$save_config_vars = $this->config_vars;
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$ptr_array = array($this);
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$ptr = $this;
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while (isset($ptr->parent)) {
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$ptr_array[] = $ptr = $ptr->parent;
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}
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$ptr_array = array_reverse($ptr_array);
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$parent_ptr = reset($ptr_array);
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$tpl_vars = $parent_ptr->tpl_vars;
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$config_vars = $parent_ptr->config_vars;
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while ($parent_ptr = next($ptr_array)) {
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if (!empty($parent_ptr->tpl_vars)) {
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$tpl_vars = array_merge($tpl_vars, $parent_ptr->tpl_vars);
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}
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if (!empty($parent_ptr->config_vars)) {
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$config_vars = array_merge($config_vars, $parent_ptr->config_vars);
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}
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}
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if (!empty(Smarty::$global_tpl_vars)) {
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$tpl_vars = array_merge(Smarty::$global_tpl_vars, $tpl_vars);
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}
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$this->tpl_vars = $tpl_vars;
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$this->config_vars = $config_vars;
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}
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// dummy local smarty variable
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if (!isset($this->tpl_vars['smarty'])) {
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$this->tpl_vars['smarty'] = new Smarty_Variable;
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}
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$_smarty_old_error_level = isset($this->smarty->error_reporting) ? error_reporting($this->smarty->error_reporting) : null;
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// check URL debugging control
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if (!$this->smarty->debugging && $this->smarty->debugging_ctrl == 'URL') {
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Smarty_Internal_Debug::debugUrl($this);
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}
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if (!isset($this->source)) {
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$this->loadSource();
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}
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// checks if template exists
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if (!$this->source->exists) {
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if ($parentIsTpl) {
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$parent_resource = " in '{$this->parent->template_resource}'";
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} else {
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$parent_resource = '';
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}
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throw new SmartyException("Unable to load template {$this->source->type} '{$this->source->name}'{$parent_resource}");
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}
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// disable caching for evaluated code
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if ($this->source->recompiled) {
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$this->caching = false;
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}
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// read from cache or render
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$isCacheTpl = $this->caching == Smarty::CACHING_LIFETIME_CURRENT || $this->caching == Smarty::CACHING_LIFETIME_SAVED;
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if ($isCacheTpl) {
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if (!isset($this->cached)) {
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$this->loadCached();
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}
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$this->cached->isCached($this);
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}
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if (!($isCacheTpl) || !$this->cached->valid) {
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if ($isCacheTpl) {
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$this->properties['tpl_function'] = array();
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}
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// render template (not loaded and not in cache)
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::start_render($this);
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}
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if (!$this->source->uncompiled) {
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// render compiled code
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if (!isset($this->compiled)) {
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$this->loadCompiled();
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}
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$content = $this->compiled->render($this);
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} else {
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$content = $this->source->renderUncompiled($this);
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}
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if (!$this->source->recompiled && empty($this->properties['file_dependency'][$this->source->uid])) {
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$this->properties['file_dependency'][$this->source->uid] = array($this->source->filepath, $this->source->timestamp, $this->source->type);
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}
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if ($parentIsTpl) {
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$this->parent->properties['file_dependency'] = array_merge($this->parent->properties['file_dependency'], $this->properties['file_dependency']);
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//$this->parent->properties['tpl_function'] = array_merge($this->parent->properties['tpl_function'], $this->properties['tpl_function']);
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}
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::end_render($this);
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}
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// write to cache when necessary
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if (!$this->source->recompiled && $isCacheTpl) {
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::start_cache($this);
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}
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$this->cached->updateCache($this, $content, $no_output_filter);
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$compile_check = $this->smarty->compile_check;
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$this->smarty->compile_check = false;
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if ($parentIsTpl) {
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$this->properties['tpl_function'] = $this->parent->properties['tpl_function'];
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}
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if (!$this->cached->processed) {
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$this->cached->process($this);
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}
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$this->smarty->compile_check = $compile_check;
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$content = $this->getRenderedTemplateCode();
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::end_cache($this);
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}
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} else {
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if (!empty($this->properties['nocache_hash']) && !empty($this->parent->properties['nocache_hash'])) {
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// replace nocache_hash
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$content = str_replace("{$this->properties['nocache_hash']}", $this->parent->properties['nocache_hash'], $content);
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$this->parent->has_nocache_code = $this->parent->has_nocache_code || $this->has_nocache_code;
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}
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}
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} else {
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::start_cache($this);
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}
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$content = $this->cached->render($this);
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::end_cache($this);
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}
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}
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if ((!$this->caching || $this->has_nocache_code || $this->source->recompiled) && !$no_output_filter && (isset($this->smarty->autoload_filters['output']) || isset($this->smarty->registered_filters['output']))) {
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$content = Smarty_Internal_Filter_Handler::runFilter('output', $content, $this);
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}
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if (isset($_smarty_old_error_level)) {
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error_reporting($_smarty_old_error_level);
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}
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// display or fetch
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if ($display) {
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if ($this->caching && $this->smarty->cache_modified_check) {
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$this->cached->cacheModifiedCheck($this, $content);
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} else {
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echo $content;
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}
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::end_template($this);
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}
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// debug output
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::display_debug($this, true);
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}
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if ($merge_tpl_vars) {
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// restore local variables
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$this->tpl_vars = $save_tpl_vars;
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$this->config_vars = $save_config_vars;
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}
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return '';
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} else {
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if ($merge_tpl_vars) {
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// restore local variables
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$this->tpl_vars = $save_tpl_vars;
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$this->config_vars = $save_config_vars;
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}
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::end_template($this);
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}
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if ($this->smarty->debugging == 2 and $display === false) {
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if ($this->smarty->debugging) {
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Smarty_Internal_Debug::display_debug($this, true);
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}
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}
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if ($parentIsTpl) {
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$this->parent->properties['tpl_function'] = array_merge($this->parent->properties['tpl_function'], $this->properties['tpl_function']);
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foreach ($this->required_plugins as $code => $tmp1) {
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foreach ($tmp1 as $name => $tmp) {
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foreach ($tmp as $type => $data) {
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$this->parent->required_plugins[$code][$name][$type] = $data;
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}
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}
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}
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}
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// return cache content
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return $content;
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}
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}
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/**
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* get rendered template content by calling compiled or cached template code
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*
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* @return string
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* @throws Exception
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*/
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public function getRenderedTemplateCode()
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{
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$level = ob_get_level();
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try {
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ob_start();
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if (empty($this->properties['unifunc']) || !is_callable($this->properties['unifunc'])) {
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throw new SmartyException("Invalid compiled template for '{$this->template_resource}'");
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}
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if (isset($this->smarty->security_policy)) {
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$this->smarty->security_policy->startTemplate($this);
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}
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array_unshift($this->_capture_stack, array());
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//
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// render compiled or saved template code
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//
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$this->properties['unifunc']($this);
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// any unclosed {capture} tags ?
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if (isset($this->_capture_stack[0][0])) {
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$this->capture_error();
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}
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array_shift($this->_capture_stack);
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if (isset($this->smarty->security_policy)) {
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$this->smarty->security_policy->exitTemplate($this);
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}
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return ob_get_clean();
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}
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catch (Exception $e) {
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while (ob_get_level() > $level) {
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ob_end_clean();
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}
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throw $e;
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}
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}
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/**
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* Returns if the current template must be compiled by the Smarty compiler
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* It does compare the timestamps of template source and the compiled templates and checks the force compile
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* configuration
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*
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* @throws SmartyException
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* @return boolean true if the template must be compiled
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*/
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public function mustCompile()
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{
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if (!$this->source->exists) {
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if ($this->parent instanceof Smarty_Internal_Template) {
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$parent_resource = " in '$this->parent->template_resource}'";
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} else {
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$parent_resource = '';
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}
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throw new SmartyException("Unable to load template {$this->source->type} '{$this->source->name}'{$parent_resource}");
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}
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if ($this->mustCompile === null) {
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$this->mustCompile = (!$this->source->uncompiled && ($this->smarty->force_compile || $this->source->recompiled || $this->compiled->timestamp === false ||
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($this->smarty->compile_check && $this->compiled->timestamp < $this->source->timestamp)));
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}
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return $this->mustCompile;
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}
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/**
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* Compiles the template
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* If the template is not evaluated the compiled template is saved on disk
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*/
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public function compileTemplateSource()
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{
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return $this->compiled->compileTemplateSource($this);
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}
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/**
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* Writes the content to cache resource
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*
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* @param string $content
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*
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* @return bool
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*/
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public function writeCachedContent($content)
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{
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return $this->cached->writeCachedContent($this, $content);
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}
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/**
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* Template code runtime function to get subtemplate content
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*
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* @param string $template the resource handle of the template file
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* @param mixed $cache_id cache id to be used with this template
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* @param mixed $compile_id compile id to be used with this template
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* @param integer $caching cache mode
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* @param integer $cache_lifetime life time of cache data
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* @param $data
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* @param int $parent_scope scope in which {include} should execute
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*
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* @returns string template content
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*/
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public function getSubTemplate($template, $cache_id, $compile_id, $caching, $cache_lifetime, $data, $parent_scope)
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{
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$tpl = $this->setupSubTemplate($template, $cache_id, $compile_id, $caching, $cache_lifetime, $data, $parent_scope);
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return $tpl->render();
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}
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/**
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* Template code runtime function to set up an inline subtemplate
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*
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* @param string $template the resource handle of the template file
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* @param mixed $cache_id cache id to be used with this template
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* @param mixed $compile_id compile id to be used with this template
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* @param integer $caching cache mode
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* @param integer $cache_lifetime life time of cache data
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* @param array $data passed parameter template variables
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* @param int $parent_scope scope in which {include} should execute
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*
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* @returns object template object
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*/
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public function setupSubTemplate($template, $cache_id, $compile_id, $caching, $cache_lifetime, $data, $parent_scope)
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{
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$_templateId = $this->getTemplateId($template, $cache_id, $compile_id);
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// already in template cache?
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if (isset($this->smarty->template_objects[$_templateId])) {
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// clone cached template object because of possible recursive call
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$tpl = clone $this->smarty->template_objects[$_templateId];
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$tpl->parent = $this;
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if ((bool) $tpl->caching !== (bool) $caching) {
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unset($tpl->compiled);
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}
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$tpl->caching = $caching;
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$tpl->cache_lifetime = $cache_lifetime;
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} else {
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$tpl = new $this->smarty->template_class($template, $this->smarty, $this, $cache_id, $compile_id, $caching, $cache_lifetime);
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$tpl->templateId = $_templateId;
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}
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// get variables from calling scope
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if ($parent_scope == Smarty::SCOPE_LOCAL) {
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$tpl->tpl_vars = $this->tpl_vars;
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$tpl->tpl_vars['smarty'] = clone $this->tpl_vars['smarty'];
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} elseif ($parent_scope == Smarty::SCOPE_PARENT) {
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$tpl->tpl_vars = &$this->tpl_vars;
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} elseif ($parent_scope == Smarty::SCOPE_GLOBAL) {
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$tpl->tpl_vars = &Smarty::$global_tpl_vars;
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} elseif (($scope_ptr = $this->getScopePointer($parent_scope)) == null) {
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$tpl->tpl_vars = &$this->tpl_vars;
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} else {
|
|
$tpl->tpl_vars = &$scope_ptr->tpl_vars;
|
|
}
|
|
$tpl->config_vars = $this->config_vars;
|
|
if (!empty($data)) {
|
|
// set up variable values
|
|
foreach ($data as $_key => $_val) {
|
|
$tpl->tpl_vars[$_key] = new Smarty_Variable($_val);
|
|
}
|
|
}
|
|
$tpl->properties['tpl_function'] = $this->properties['tpl_function'];
|
|
return $tpl;
|
|
}
|
|
|
|
/**
|
|
* Template code runtime function to set up an inline subtemplate
|
|
*
|
|
* @param string $template the resource handle of the template file
|
|
* @param mixed $cache_id cache id to be used with this template
|
|
* @param mixed $compile_id compile id to be used with this template
|
|
* @param integer $caching cache mode
|
|
* @param integer $cache_lifetime life time of cache data
|
|
* @param array $data passed parameter template variables
|
|
* @param int $parent_scope scope in which {include} should execute
|
|
* @param string $hash nocache hash code
|
|
* @param string $content_func name of content function
|
|
*
|
|
* @returns object template content
|
|
*/
|
|
public function getInlineSubTemplate($template, $cache_id, $compile_id, $caching, $cache_lifetime, $data, $parent_scope, $hash, $content_func)
|
|
{
|
|
$tpl = $this->setupSubTemplate($template, $cache_id, $compile_id, $caching, $cache_lifetime, $data, $parent_scope);
|
|
$tpl->properties['nocache_hash'] = $hash;
|
|
if (!isset($this->smarty->template_objects[$tpl->templateId])) {
|
|
$this->smarty->template_objects[$tpl->templateId] = $tpl;
|
|
}
|
|
if ($this->smarty->debugging) {
|
|
Smarty_Internal_Debug::start_template($tpl);
|
|
Smarty_Internal_Debug::start_render($tpl);
|
|
}
|
|
$tpl->properties['unifunc'] = $content_func;
|
|
$output = $tpl->getRenderedTemplateCode();
|
|
if ($this->smarty->debugging) {
|
|
Smarty_Internal_Debug::end_template($tpl);
|
|
Smarty_Internal_Debug::end_render($tpl);
|
|
}
|
|
if (!empty($tpl->properties['file_dependency'])) {
|
|
$this->properties['file_dependency'] = array_merge($this->properties['file_dependency'], $tpl->properties['file_dependency']);
|
|
}
|
|
$this->properties['tpl_function'] = $tpl->properties['tpl_function'];
|
|
return str_replace($tpl->properties['nocache_hash'], $this->properties['nocache_hash'], $output);
|
|
}
|
|
|
|
/**
|
|
* Call template function
|
|
*
|
|
* @param string $name template function name
|
|
* @param object|\Smarty_Internal_Template $_smarty_tpl template object
|
|
* @param array $params parameter array
|
|
* @param bool $nocache true if called nocache
|
|
*
|
|
* @throws \SmartyException
|
|
*/
|
|
public function callTemplateFunction($name, Smarty_Internal_Template $_smarty_tpl, $params, $nocache)
|
|
{
|
|
if (isset($_smarty_tpl->properties['tpl_function'][$name])) {
|
|
if (!$_smarty_tpl->caching || ($_smarty_tpl->caching && $nocache)) {
|
|
$function = $_smarty_tpl->properties['tpl_function'][$name]['call_name'];
|
|
} else {
|
|
if (isset($_smarty_tpl->properties['tpl_function'][$name]['call_name_caching'])) {
|
|
$function = $_smarty_tpl->properties['tpl_function'][$name]['call_name_caching'];
|
|
} else {
|
|
$function = $_smarty_tpl->properties['tpl_function'][$name]['call_name'];
|
|
}
|
|
}
|
|
if (function_exists($function)) {
|
|
$function ($_smarty_tpl, $params);
|
|
return;
|
|
}
|
|
// try to load template function dynamically
|
|
if (Smarty_Internal_Function_Call_Handler::call($name, $_smarty_tpl, $function, $params, $nocache)) {
|
|
$function ($_smarty_tpl, $params);
|
|
return;
|
|
}
|
|
}
|
|
throw new SmartyException("Unable to find template function '{$name}'");
|
|
}
|
|
|
|
/**
|
|
* This function is executed automatically when a compiled or cached template file is included
|
|
* - Decode saved properties from compiled template and cache files
|
|
* - Check if compiled or cache file is valid
|
|
*
|
|
* @param array $properties special template properties
|
|
* @param bool $cache flag if called from cache file
|
|
*
|
|
* @return bool flag if compiled or cache file is valid
|
|
*/
|
|
public function decodeProperties($properties, $cache = false)
|
|
{
|
|
$properties['version'] = (isset($properties['version'])) ? $properties['version'] : '';
|
|
$is_valid = true;
|
|
if (Smarty::SMARTY_VERSION != $properties['version']) {
|
|
// new version must rebuild
|
|
$is_valid = false;
|
|
} elseif ((!$cache && $this->smarty->compile_check || $cache && ($this->smarty->compile_check === true || $this->smarty->compile_check === Smarty::COMPILECHECK_ON)) && !empty($properties['file_dependency'])) {
|
|
// check file dependencies at compiled code
|
|
foreach ($properties['file_dependency'] as $_file_to_check) {
|
|
if ($_file_to_check[2] == 'file' || $_file_to_check[2] == 'php') {
|
|
if ($this->source->filepath == $_file_to_check[0] && isset($this->source->timestamp)) {
|
|
// do not recheck current template
|
|
$mtime = $this->source->timestamp;
|
|
} else {
|
|
// file and php types can be checked without loading the respective resource handlers
|
|
$mtime = is_file($_file_to_check[0]) ? @filemtime($_file_to_check[0]) : false;
|
|
}
|
|
} elseif ($_file_to_check[2] == 'string') {
|
|
continue;
|
|
} else {
|
|
$source = Smarty_Resource::source(null, $this->smarty, $_file_to_check[0]);
|
|
$mtime = $source->timestamp;
|
|
}
|
|
if (!$mtime || $mtime > $_file_to_check[1]) {
|
|
$is_valid = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if ($cache) {
|
|
// CACHING_LIFETIME_SAVED cache expiry has to be validated here since otherwise we'd define the unifunc
|
|
if ($this->caching === Smarty::CACHING_LIFETIME_SAVED &&
|
|
$properties['cache_lifetime'] >= 0 &&
|
|
(time() > ($this->cached->timestamp + $properties['cache_lifetime']))
|
|
) {
|
|
$is_valid = false;
|
|
}
|
|
$this->cached->valid = $is_valid;
|
|
} else {
|
|
$this->mustCompile = !$is_valid;
|
|
}
|
|
if ($is_valid) {
|
|
$this->has_nocache_code = $properties['has_nocache_code'];
|
|
// $this->properties['nocache_hash'] = $properties['nocache_hash'];
|
|
if (isset($properties['cache_lifetime'])) {
|
|
$this->properties['cache_lifetime'] = $properties['cache_lifetime'];
|
|
}
|
|
if (isset($properties['file_dependency'])) {
|
|
$this->properties['file_dependency'] = array_merge($this->properties['file_dependency'], $properties['file_dependency']);
|
|
}
|
|
if (isset($properties['tpl_function'])) {
|
|
$this->properties['tpl_function'] = array_merge($this->properties['tpl_function'], $properties['tpl_function']);
|
|
}
|
|
$this->properties['version'] = $properties['version'];
|
|
$this->properties['unifunc'] = $properties['unifunc'];
|
|
}
|
|
return $is_valid;
|
|
}
|
|
|
|
/**
|
|
* Template code runtime function to create a local Smarty variable for array assignments
|
|
*
|
|
* @param string $tpl_var template variable name
|
|
* @param bool $nocache cache mode of variable
|
|
* @param int $scope scope of variable
|
|
*/
|
|
public function createLocalArrayVariable($tpl_var, $nocache = false, $scope = Smarty::SCOPE_LOCAL)
|
|
{
|
|
if (!isset($this->tpl_vars[$tpl_var])) {
|
|
$this->tpl_vars[$tpl_var] = new Smarty_Variable(array(), $nocache, $scope);
|
|
} else {
|
|
$this->tpl_vars[$tpl_var] = clone $this->tpl_vars[$tpl_var];
|
|
if ($scope != Smarty::SCOPE_LOCAL) {
|
|
$this->tpl_vars[$tpl_var]->scope = $scope;
|
|
}
|
|
if (!(is_array($this->tpl_vars[$tpl_var]->value) || $this->tpl_vars[$tpl_var]->value instanceof ArrayAccess)) {
|
|
settype($this->tpl_vars[$tpl_var]->value, 'array');
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Template code runtime function to get pointer to template variable array of requested scope
|
|
*
|
|
* @param int $scope requested variable scope
|
|
*
|
|
* @return array array of template variables
|
|
*/
|
|
public function &getScope($scope)
|
|
{
|
|
if ($scope == Smarty::SCOPE_PARENT && !empty($this->parent)) {
|
|
return $this->parent->tpl_vars;
|
|
} elseif ($scope == Smarty::SCOPE_ROOT && !empty($this->parent)) {
|
|
$ptr = $this->parent;
|
|
while (!empty($ptr->parent)) {
|
|
$ptr = $ptr->parent;
|
|
}
|
|
|
|
return $ptr->tpl_vars;
|
|
} elseif ($scope == Smarty::SCOPE_GLOBAL) {
|
|
return Smarty::$global_tpl_vars;
|
|
}
|
|
$null = null;
|
|
|
|
return $null;
|
|
}
|
|
|
|
/**
|
|
* Get parent or root of template parent chain
|
|
*
|
|
* @param int $scope parent or root scope
|
|
*
|
|
* @return mixed object
|
|
*/
|
|
public function getScopePointer($scope)
|
|
{
|
|
if ($scope == Smarty::SCOPE_PARENT && !empty($this->parent)) {
|
|
return $this->parent;
|
|
} elseif ($scope == Smarty::SCOPE_ROOT && !empty($this->parent)) {
|
|
$ptr = $this->parent;
|
|
while (!empty($ptr->parent)) {
|
|
$ptr = $ptr->parent;
|
|
}
|
|
|
|
return $ptr;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* [util function] counts an array, arrayAccess/traversable or PDOStatement object
|
|
*
|
|
* @param mixed $value
|
|
*
|
|
* @return int the count for arrays and objects that implement countable, 1 for other objects that don't, and 0
|
|
* for empty elements
|
|
*/
|
|
public function _count($value)
|
|
{
|
|
if (is_array($value) === true || $value instanceof Countable) {
|
|
return count($value);
|
|
} elseif ($value instanceof IteratorAggregate) {
|
|
// Note: getIterator() returns a Traversable, not an Iterator
|
|
// thus rewind() and valid() methods may not be present
|
|
return iterator_count($value->getIterator());
|
|
} elseif ($value instanceof Iterator) {
|
|
return iterator_count($value);
|
|
} elseif ($value instanceof PDOStatement) {
|
|
return $value->rowCount();
|
|
} elseif ($value instanceof Traversable) {
|
|
return iterator_count($value);
|
|
} elseif ($value instanceof ArrayAccess) {
|
|
if ($value->offsetExists(0)) {
|
|
return 1;
|
|
}
|
|
} elseif (is_object($value)) {
|
|
return count($value);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* runtime error not matching capture tags
|
|
*/
|
|
public function capture_error()
|
|
{
|
|
throw new SmartyException("Not matching {capture} open/close in \"{$this->template_resource}\"");
|
|
}
|
|
|
|
/**
|
|
* Empty cache for this template
|
|
*
|
|
* @param integer $exp_time expiration time
|
|
*
|
|
* @return integer number of cache files deleted
|
|
*/
|
|
public function clearCache($exp_time = null)
|
|
{
|
|
Smarty_CacheResource::invalidLoadedCache($this->smarty);
|
|
|
|
return $this->cached->handler->clear($this->smarty, $this->template_resource, $this->cache_id, $this->compile_id, $exp_time);
|
|
}
|
|
|
|
/**
|
|
* Load source resource
|
|
*
|
|
* @throws SmartyException
|
|
*/
|
|
public function loadSource()
|
|
{
|
|
$this->source = Smarty_Template_Source::load($this);
|
|
if ($this->smarty->template_resource_caching && !$this->source->recompiled && isset($this->templateId)) {
|
|
$this->smarty->template_objects[$this->templateId] = $this;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Load compiled object
|
|
*
|
|
*/
|
|
public function loadCompiled()
|
|
{
|
|
if (!isset($this->compiled)) {
|
|
if (!class_exists('Smarty_Template_Compiled', false)) {
|
|
require SMARTY_SYSPLUGINS_DIR . 'smarty_template_compiled.php';
|
|
}
|
|
$this->compiled = Smarty_Template_Compiled::load($this);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Load cached object
|
|
*
|
|
*/
|
|
public function loadCached()
|
|
{
|
|
if (!isset($this->cached)) {
|
|
if (!class_exists('Smarty_Template_Cached', false)) {
|
|
require SMARTY_SYSPLUGINS_DIR . 'smarty_template_cached.php';
|
|
}
|
|
$this->cached = Smarty_Template_Cached::load($this);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Load compiler object
|
|
*
|
|
* @throws \SmartyException
|
|
*/
|
|
public function loadCompiler()
|
|
{
|
|
$this->smarty->loadPlugin($this->source->compiler_class);
|
|
$this->compiler = new $this->source->compiler_class($this->source->template_lexer_class, $this->source->template_parser_class, $this->smarty);
|
|
}
|
|
|
|
/**
|
|
* Handle unknown class methods
|
|
*
|
|
* @param string $name unknown method-name
|
|
* @param array $args argument array
|
|
*
|
|
* @return mixed
|
|
* @throws SmartyException
|
|
*/
|
|
public function __call($name, $args)
|
|
{
|
|
// method of Smarty object?
|
|
if (method_exists($this->smarty, $name)) {
|
|
return call_user_func_array(array($this->smarty, $name), $args);
|
|
}
|
|
// parent
|
|
return parent::__call($name, $args);
|
|
}
|
|
|
|
/**
|
|
* set Smarty property in template context
|
|
*
|
|
* @param string $property_name property name
|
|
* @param mixed $value value
|
|
*
|
|
* @throws SmartyException
|
|
*/
|
|
public function __set($property_name, $value)
|
|
{
|
|
switch ($property_name) {
|
|
case 'source':
|
|
case 'compiled':
|
|
case 'cached':
|
|
case 'compiler':
|
|
$this->$property_name = $value;
|
|
return;
|
|
default:
|
|
// Smarty property ?
|
|
if (property_exists($this->smarty, $property_name)) {
|
|
$this->smarty->$property_name = $value;
|
|
return;
|
|
}
|
|
}
|
|
throw new SmartyException("invalid template property '$property_name'.");
|
|
}
|
|
|
|
/**
|
|
* get Smarty property in template context
|
|
*
|
|
* @param string $property_name property name
|
|
*
|
|
* @return mixed|Smarty_Template_Cached
|
|
* @throws SmartyException
|
|
*/
|
|
public function __get($property_name)
|
|
{
|
|
switch ($property_name) {
|
|
case 'source':
|
|
$this->loadSource();
|
|
return $this->source;
|
|
|
|
case 'compiled':
|
|
$this->loadCompiled();
|
|
return $this->compiled;
|
|
|
|
case 'cached':
|
|
$this->loadCached();
|
|
return $this->cached;
|
|
|
|
case 'compiler':
|
|
$this->loadCompiler();
|
|
return $this->compiler;
|
|
default:
|
|
// Smarty property ?
|
|
if (property_exists($this->smarty, $property_name)) {
|
|
return $this->smarty->$property_name;
|
|
}
|
|
}
|
|
throw new SmartyException("template property '$property_name' does not exist.");
|
|
}
|
|
|
|
/**
|
|
* Template data object destructor
|
|
*/
|
|
public function __destruct()
|
|
{
|
|
if ($this->smarty->cache_locking && isset($this->cached) && $this->cached->is_locked) {
|
|
$this->cached->handler->releaseLock($this->smarty, $this->cached);
|
|
}
|
|
}
|
|
}
|