405 lines
13 KiB
PHP
405 lines
13 KiB
PHP
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<?php
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/**
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* Smarty Internal Plugin Data
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* This file contains the basic classes and methods for template and variable creation
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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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* Base class with template and variable 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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class Smarty_Internal_Data
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{
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/**
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* name of class used for templates
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*
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* @var string
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*/
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public $template_class = 'Smarty_Internal_Template';
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/**
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* template variables
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*
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* @var array
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*/
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public $tpl_vars = array();
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/**
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* parent template (if any)
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*
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* @var Smarty_Internal_Template
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*/
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public $parent = null;
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/**
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* configuration settings
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*
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* @var array
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*/
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public $config_vars = array();
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/**
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* assigns a Smarty variable
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*
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* @param array|string $tpl_var the template variable name(s)
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* @param mixed $value the value to assign
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* @param boolean $nocache if true any output of this variable will be not cached
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function assign($tpl_var, $value = null, $nocache = false)
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{
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if (is_array($tpl_var)) {
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foreach ($tpl_var as $_key => $_val) {
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if ($_key != '') {
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$this->tpl_vars[$_key] = new Smarty_Variable($_val, $nocache);
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}
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}
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} else {
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if ($tpl_var != '') {
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$this->tpl_vars[$tpl_var] = new Smarty_Variable($value, $nocache);
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}
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}
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return $this;
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}
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/**
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* assigns a global Smarty variable
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*
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* @param string $varname the global variable name
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* @param mixed $value the value to assign
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* @param boolean $nocache if true any output of this variable will be not cached
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function assignGlobal($varname, $value = null, $nocache = false)
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{
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if ($varname != '') {
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Smarty::$global_tpl_vars[$varname] = new Smarty_Variable($value, $nocache);
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$ptr = $this;
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while ($ptr instanceof Smarty_Internal_Template) {
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$ptr->tpl_vars[$varname] = clone Smarty::$global_tpl_vars[$varname];
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$ptr = $ptr->parent;
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}
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}
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return $this;
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}
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/**
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* assigns values to template variables by reference
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*
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* @param string $tpl_var the template variable name
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* @param $value
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* @param boolean $nocache if true any output of this variable will be not cached
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function assignByRef($tpl_var, &$value, $nocache = false)
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{
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if ($tpl_var != '') {
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$this->tpl_vars[$tpl_var] = new Smarty_Variable(null, $nocache);
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$this->tpl_vars[$tpl_var]->value = &$value;
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}
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return $this;
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}
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/**
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* appends values to template variables
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*
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* @param array|string $tpl_var the template variable name(s)
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* @param mixed $value the value to append
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* @param boolean $merge flag if array elements shall be merged
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* @param boolean $nocache if true any output of this variable will be not cached
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function append($tpl_var, $value = null, $merge = false, $nocache = false)
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{
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if (is_array($tpl_var)) {
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// $tpl_var is an array, ignore $value
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foreach ($tpl_var as $_key => $_val) {
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if ($_key != '') {
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if (!isset($this->tpl_vars[$_key])) {
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$tpl_var_inst = $this->getVariable($_key, null, true, false);
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if ($tpl_var_inst instanceof Smarty_Undefined_Variable) {
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$this->tpl_vars[$_key] = new Smarty_Variable(null, $nocache);
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} else {
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$this->tpl_vars[$_key] = clone $tpl_var_inst;
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}
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}
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if (!(is_array($this->tpl_vars[$_key]->value) || $this->tpl_vars[$_key]->value instanceof ArrayAccess)) {
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settype($this->tpl_vars[$_key]->value, 'array');
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}
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if ($merge && is_array($_val)) {
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foreach ($_val as $_mkey => $_mval) {
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$this->tpl_vars[$_key]->value[$_mkey] = $_mval;
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}
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} else {
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$this->tpl_vars[$_key]->value[] = $_val;
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}
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}
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}
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} else {
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if ($tpl_var != '' && isset($value)) {
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if (!isset($this->tpl_vars[$tpl_var])) {
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$tpl_var_inst = $this->getVariable($tpl_var, null, true, false);
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if ($tpl_var_inst instanceof Smarty_Undefined_Variable) {
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$this->tpl_vars[$tpl_var] = new Smarty_Variable(null, $nocache);
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} else {
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$this->tpl_vars[$tpl_var] = clone $tpl_var_inst;
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}
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}
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if (!(is_array($this->tpl_vars[$tpl_var]->value) || $this->tpl_vars[$tpl_var]->value instanceof ArrayAccess)) {
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settype($this->tpl_vars[$tpl_var]->value, 'array');
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}
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if ($merge && is_array($value)) {
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foreach ($value as $_mkey => $_mval) {
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$this->tpl_vars[$tpl_var]->value[$_mkey] = $_mval;
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}
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} else {
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$this->tpl_vars[$tpl_var]->value[] = $value;
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}
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}
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}
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return $this;
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}
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/**
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* appends values to template variables by reference
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*
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* @param string $tpl_var the template variable name
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* @param mixed &$value the referenced value to append
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* @param boolean $merge flag if array elements shall be merged
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function appendByRef($tpl_var, &$value, $merge = false)
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{
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if ($tpl_var != '' && isset($value)) {
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if (!isset($this->tpl_vars[$tpl_var])) {
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$this->tpl_vars[$tpl_var] = new Smarty_Variable();
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}
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if (!is_array($this->tpl_vars[$tpl_var]->value)) {
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settype($this->tpl_vars[$tpl_var]->value, 'array');
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}
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if ($merge && is_array($value)) {
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foreach ($value as $_key => $_val) {
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$this->tpl_vars[$tpl_var]->value[$_key] = &$value[$_key];
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}
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} else {
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$this->tpl_vars[$tpl_var]->value[] = &$value;
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}
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}
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return $this;
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}
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/**
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* Returns a single or all template variables
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*
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* @param string $varname variable name or null
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* @param object $_ptr optional pointer to data object
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* @param boolean $search_parents include parent templates?
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*
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* @return string variable value or or array of variables
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*/
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public function getTemplateVars($varname = null, $_ptr = null, $search_parents = true)
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{
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if (isset($varname)) {
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$_var = $this->getVariable($varname, $_ptr, $search_parents, false);
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if (is_object($_var)) {
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return $_var->value;
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} else {
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return null;
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}
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} else {
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$_result = array();
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if ($_ptr === null) {
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$_ptr = $this;
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}
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while ($_ptr !== null) {
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foreach ($_ptr->tpl_vars AS $key => $var) {
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if (!array_key_exists($key, $_result)) {
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$_result[$key] = $var->value;
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}
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}
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// not found, try at parent
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if ($search_parents) {
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$_ptr = $_ptr->parent;
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} else {
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$_ptr = null;
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}
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}
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if ($search_parents && isset(Smarty::$global_tpl_vars)) {
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foreach (Smarty::$global_tpl_vars AS $key => $var) {
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if (!array_key_exists($key, $_result)) {
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$_result[$key] = $var->value;
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}
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}
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}
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return $_result;
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}
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}
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/**
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* clear the given assigned template variable.
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*
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* @param string|array $tpl_var the template variable(s) to clear
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function clearAssign($tpl_var)
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{
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if (is_array($tpl_var)) {
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foreach ($tpl_var as $curr_var) {
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unset($this->tpl_vars[$curr_var]);
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}
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} else {
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unset($this->tpl_vars[$tpl_var]);
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}
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return $this;
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}
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/**
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* clear all the assigned template variables.
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function clearAllAssign()
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{
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$this->tpl_vars = array();
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return $this;
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}
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/**
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* load a config file, optionally load just selected sections
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*
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* @param string $config_file filename
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* @param mixed $sections array of section names, single section or null
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function configLoad($config_file, $sections = null)
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{
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// load Config class
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Smarty_Internal_Extension_Config::configLoad($this, $config_file, $sections);
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return $this;
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}
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/**
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* gets the object of a Smarty variable
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*
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* @param string $variable the name of the Smarty variable
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* @param object $_ptr optional pointer to data object
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* @param boolean $search_parents search also in parent data
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* @param bool $error_enable
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*
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* @return object the object of the variable
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*/
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public function getVariable($variable, $_ptr = null, $search_parents = true, $error_enable = true)
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{
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if ($_ptr === null) {
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$_ptr = $this;
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}
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while ($_ptr !== null) {
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if (isset($_ptr->tpl_vars[$variable])) {
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// found it, return it
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return $_ptr->tpl_vars[$variable];
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}
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// not found, try at parent
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if ($search_parents) {
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$_ptr = $_ptr->parent;
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} else {
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$_ptr = null;
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}
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}
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if (isset(Smarty::$global_tpl_vars[$variable])) {
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// found it, return it
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return Smarty::$global_tpl_vars[$variable];
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}
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$smarty = isset($this->smarty) ? $this->smarty : $this;
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if ($smarty->error_unassigned && $error_enable) {
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// force a notice
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$x = $$variable;
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}
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return new Smarty_Undefined_Variable;
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}
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/**
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* gets a config variable
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*
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* @param string $variable the name of the config variable
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* @param bool $error_enable
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*
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* @return mixed the value of the config variable
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*/
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public function getConfigVariable($variable, $error_enable = true)
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{
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return Smarty_Internal_Extension_Config::getConfigVariable($this, $variable, $error_enable = true);
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}
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/**
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* Returns a single or all config variables
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*
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* @param string $varname variable name or null
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* @param bool $search_parents
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*
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* @return string variable value or or array of variables
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*/
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public function getConfigVars($varname = null, $search_parents = true)
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{
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return Smarty_Internal_Extension_Config::getConfigVars($this, $varname, $search_parents);
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}
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/**
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* Deassigns a single or all config variables
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*
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* @param string $varname variable name or null
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*
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* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
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*/
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public function clearConfig($varname = null)
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{
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return Smarty_Internal_Extension_Config::clearConfig($this, $varname);
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}
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/**
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* gets a stream variable
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*
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* @param string $variable the stream of the variable
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|
|
*
|
||
|
|
* @throws SmartyException
|
||
|
|
* @return mixed the value of the stream variable
|
||
|
|
*/
|
||
|
|
public function getStreamVariable($variable)
|
||
|
|
{
|
||
|
|
$_result = '';
|
||
|
|
$fp = fopen($variable, 'r+');
|
||
|
|
if ($fp) {
|
||
|
|
while (!feof($fp) && ($current_line = fgets($fp)) !== false) {
|
||
|
|
$_result .= $current_line;
|
||
|
|
}
|
||
|
|
fclose($fp);
|
||
|
|
|
||
|
|
return $_result;
|
||
|
|
}
|
||
|
|
$smarty = isset($this->smarty) ? $this->smarty : $this;
|
||
|
|
if ($smarty->error_unassigned) {
|
||
|
|
throw new SmartyException('Undefined stream variable "' . $variable . '"');
|
||
|
|
} else {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|