577 lines
17 KiB
PHP
577 lines
17 KiB
PHP
<?php
|
|
/**
|
|
* Smarty Internal Plugin Data
|
|
* This file contains the basic classes and methods for template and variable creation
|
|
*
|
|
* @package Smarty
|
|
* @subpackage Template
|
|
* @author Uwe Tews
|
|
*/
|
|
|
|
/**
|
|
* Base class with template and variable methods
|
|
*
|
|
* @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 $nocache if true any output of this variable will be not cached
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function assign($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, $nocache);
|
|
}
|
|
}
|
|
} else {
|
|
if ($tpl_var != '') {
|
|
$this->tpl_vars[$tpl_var] = new Smarty_variable($value, $nocache);
|
|
}
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* assigns a global Smarty variable
|
|
*
|
|
* @param string $varname the global variable name
|
|
* @param mixed $value the value to assign
|
|
* @param boolean $nocache if true any output of this variable will be not cached
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function assignGlobal($varname, $value = null, $nocache = false)
|
|
{
|
|
if ($varname != '') {
|
|
Smarty::$global_tpl_vars[$varname] = new Smarty_variable($value, $nocache);
|
|
$ptr = $this;
|
|
while ($ptr instanceof Smarty_Internal_Template) {
|
|
$ptr->tpl_vars[$varname] = clone Smarty::$global_tpl_vars[$varname];
|
|
$ptr = $ptr->parent;
|
|
}
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* assigns values to template variables by reference
|
|
*
|
|
* @param string $tpl_var the template variable name
|
|
* @param $value
|
|
* @param boolean $nocache if true any output of this variable will be not cached
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function assignByRef($tpl_var, &$value, $nocache = false)
|
|
{
|
|
if ($tpl_var != '') {
|
|
$this->tpl_vars[$tpl_var] = new Smarty_variable(null, $nocache);
|
|
$this->tpl_vars[$tpl_var]->value = & $value;
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* appends values to template variables
|
|
*
|
|
* @param array|string $tpl_var the template variable name(s)
|
|
* @param mixed $value the value to append
|
|
* @param boolean $merge flag if array elements shall be merged
|
|
* @param boolean $nocache if true any output of this variable will be not cached
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function append($tpl_var, $value = null, $merge = false, $nocache = false)
|
|
{
|
|
if (is_array($tpl_var)) {
|
|
// $tpl_var is an array, ignore $value
|
|
foreach ($tpl_var as $_key => $_val) {
|
|
if ($_key != '') {
|
|
if (!isset($this->tpl_vars[$_key])) {
|
|
$tpl_var_inst = $this->getVariable($_key, null, true, false);
|
|
if ($tpl_var_inst instanceof Undefined_Smarty_Variable) {
|
|
$this->tpl_vars[$_key] = new Smarty_variable(null, $nocache);
|
|
} else {
|
|
$this->tpl_vars[$_key] = clone $tpl_var_inst;
|
|
}
|
|
}
|
|
if (!(is_array($this->tpl_vars[$_key]->value) || $this->tpl_vars[$_key]->value instanceof ArrayAccess)) {
|
|
settype($this->tpl_vars[$_key]->value, 'array');
|
|
}
|
|
if ($merge && is_array($_val)) {
|
|
foreach ($_val as $_mkey => $_mval) {
|
|
$this->tpl_vars[$_key]->value[$_mkey] = $_mval;
|
|
}
|
|
} else {
|
|
$this->tpl_vars[$_key]->value[] = $_val;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if ($tpl_var != '' && isset($value)) {
|
|
if (!isset($this->tpl_vars[$tpl_var])) {
|
|
$tpl_var_inst = $this->getVariable($tpl_var, null, true, false);
|
|
if ($tpl_var_inst instanceof Undefined_Smarty_Variable) {
|
|
$this->tpl_vars[$tpl_var] = new Smarty_variable(null, $nocache);
|
|
} else {
|
|
$this->tpl_vars[$tpl_var] = clone $tpl_var_inst;
|
|
}
|
|
}
|
|
if (!(is_array($this->tpl_vars[$tpl_var]->value) || $this->tpl_vars[$tpl_var]->value instanceof ArrayAccess)) {
|
|
settype($this->tpl_vars[$tpl_var]->value, 'array');
|
|
}
|
|
if ($merge && is_array($value)) {
|
|
foreach ($value as $_mkey => $_mval) {
|
|
$this->tpl_vars[$tpl_var]->value[$_mkey] = $_mval;
|
|
}
|
|
} else {
|
|
$this->tpl_vars[$tpl_var]->value[] = $value;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* appends values to template variables by reference
|
|
*
|
|
* @param string $tpl_var the template variable name
|
|
* @param mixed &$value the referenced value to append
|
|
* @param boolean $merge flag if array elements shall be merged
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function appendByRef($tpl_var, &$value, $merge = false)
|
|
{
|
|
if ($tpl_var != '' && isset($value)) {
|
|
if (!isset($this->tpl_vars[$tpl_var])) {
|
|
$this->tpl_vars[$tpl_var] = new Smarty_variable();
|
|
}
|
|
if (!is_array($this->tpl_vars[$tpl_var]->value)) {
|
|
settype($this->tpl_vars[$tpl_var]->value, 'array');
|
|
}
|
|
if ($merge && is_array($value)) {
|
|
foreach ($value as $_key => $_val) {
|
|
$this->tpl_vars[$tpl_var]->value[$_key] = & $value[$_key];
|
|
}
|
|
} else {
|
|
$this->tpl_vars[$tpl_var]->value[] = & $value;
|
|
}
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Returns a single or all template variables
|
|
*
|
|
* @param string $varname variable name or null
|
|
* @param object $_ptr optional pointer to data object
|
|
* @param boolean $search_parents include parent templates?
|
|
*
|
|
* @return string variable value or or array of variables
|
|
*/
|
|
public function getTemplateVars($varname = null, $_ptr = null, $search_parents = true)
|
|
{
|
|
if (isset($varname)) {
|
|
$_var = $this->getVariable($varname, $_ptr, $search_parents, false);
|
|
if (is_object($_var)) {
|
|
return $_var->value;
|
|
} else {
|
|
return null;
|
|
}
|
|
} else {
|
|
$_result = array();
|
|
if ($_ptr === null) {
|
|
$_ptr = $this;
|
|
}
|
|
while ($_ptr !== null) {
|
|
foreach ($_ptr->tpl_vars AS $key => $var) {
|
|
if (!array_key_exists($key, $_result)) {
|
|
$_result[$key] = $var->value;
|
|
}
|
|
}
|
|
// not found, try at parent
|
|
if ($search_parents) {
|
|
$_ptr = $_ptr->parent;
|
|
} else {
|
|
$_ptr = null;
|
|
}
|
|
}
|
|
if ($search_parents && isset(Smarty::$global_tpl_vars)) {
|
|
foreach (Smarty::$global_tpl_vars AS $key => $var) {
|
|
if (!array_key_exists($key, $_result)) {
|
|
$_result[$key] = $var->value;
|
|
}
|
|
}
|
|
}
|
|
|
|
return $_result;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* clear the given assigned template variable.
|
|
*
|
|
* @param string|array $tpl_var the template variable(s) to clear
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function clearAssign($tpl_var)
|
|
{
|
|
if (is_array($tpl_var)) {
|
|
foreach ($tpl_var as $curr_var) {
|
|
unset($this->tpl_vars[$curr_var]);
|
|
}
|
|
} else {
|
|
unset($this->tpl_vars[$tpl_var]);
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* clear all the assigned template variables.
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function clearAllAssign()
|
|
{
|
|
$this->tpl_vars = array();
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* load a config file, optionally load just selected sections
|
|
*
|
|
* @param string $config_file filename
|
|
* @param mixed $sections array of section names, single section or null
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function configLoad($config_file, $sections = null)
|
|
{
|
|
// load Config class
|
|
$config = new Smarty_Internal_Config($config_file, $this->smarty, $this);
|
|
$config->loadConfigVars($sections);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* gets the object of a Smarty variable
|
|
*
|
|
* @param string $variable the name of the Smarty variable
|
|
* @param object $_ptr optional pointer to data object
|
|
* @param boolean $search_parents search also in parent data
|
|
* @param bool $error_enable
|
|
*
|
|
* @return object the object of the variable
|
|
*/
|
|
public function getVariable($variable, $_ptr = null, $search_parents = true, $error_enable = true)
|
|
{
|
|
if ($_ptr === null) {
|
|
$_ptr = $this;
|
|
}
|
|
while ($_ptr !== null) {
|
|
if (isset($_ptr->tpl_vars[$variable])) {
|
|
// found it, return it
|
|
return $_ptr->tpl_vars[$variable];
|
|
}
|
|
// not found, try at parent
|
|
if ($search_parents) {
|
|
$_ptr = $_ptr->parent;
|
|
} else {
|
|
$_ptr = null;
|
|
}
|
|
}
|
|
if (isset(Smarty::$global_tpl_vars[$variable])) {
|
|
// found it, return it
|
|
return Smarty::$global_tpl_vars[$variable];
|
|
}
|
|
if ($this->smarty->error_unassigned && $error_enable) {
|
|
// force a notice
|
|
$x = $$variable;
|
|
}
|
|
|
|
return new Undefined_Smarty_Variable;
|
|
}
|
|
|
|
/**
|
|
* gets a config variable
|
|
*
|
|
* @param string $variable the name of the config variable
|
|
* @param bool $error_enable
|
|
*
|
|
* @return mixed the value of the config variable
|
|
*/
|
|
public function getConfigVariable($variable, $error_enable = true)
|
|
{
|
|
$_ptr = $this;
|
|
while ($_ptr !== null) {
|
|
if (isset($_ptr->config_vars[$variable])) {
|
|
// found it, return it
|
|
return $_ptr->config_vars[$variable];
|
|
}
|
|
// not found, try at parent
|
|
$_ptr = $_ptr->parent;
|
|
}
|
|
if ($this->smarty->error_unassigned && $error_enable) {
|
|
// force a notice
|
|
$x = $$variable;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* gets a stream variable
|
|
*
|
|
* @param string $variable the stream of the variable
|
|
*
|
|
* @throws SmartyException
|
|
* @return mixed the value of the stream variable
|
|
*/
|
|
public function getStreamVariable($variable)
|
|
{
|
|
$_result = '';
|
|
$fp = fopen($variable, 'r+');
|
|
if ($fp) {
|
|
while (!feof($fp) && ($current_line = fgets($fp)) !== false) {
|
|
$_result .= $current_line;
|
|
}
|
|
fclose($fp);
|
|
|
|
return $_result;
|
|
}
|
|
|
|
if ($this->smarty->error_unassigned) {
|
|
throw new SmartyException('Undefined stream variable "' . $variable . '"');
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns a single or all config variables
|
|
*
|
|
* @param string $varname variable name or null
|
|
* @param bool $search_parents
|
|
*
|
|
* @return string variable value or or array of variables
|
|
*/
|
|
public function getConfigVars($varname = null, $search_parents = true)
|
|
{
|
|
$_ptr = $this;
|
|
$var_array = array();
|
|
while ($_ptr !== null) {
|
|
if (isset($varname)) {
|
|
if (isset($_ptr->config_vars[$varname])) {
|
|
return $_ptr->config_vars[$varname];
|
|
}
|
|
} else {
|
|
$var_array = array_merge($_ptr->config_vars, $var_array);
|
|
}
|
|
// not found, try at parent
|
|
if ($search_parents) {
|
|
$_ptr = $_ptr->parent;
|
|
} else {
|
|
$_ptr = null;
|
|
}
|
|
}
|
|
if (isset($varname)) {
|
|
return '';
|
|
} else {
|
|
return $var_array;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Deassigns a single or all config variables
|
|
*
|
|
* @param string $varname variable name or null
|
|
*
|
|
* @return Smarty_Internal_Data current Smarty_Internal_Data (or Smarty or Smarty_Internal_Template) instance for chaining
|
|
*/
|
|
public function clearConfig($varname = null)
|
|
{
|
|
if (isset($varname)) {
|
|
unset($this->config_vars[$varname]);
|
|
} else {
|
|
$this->config_vars = array();
|
|
}
|
|
|
|
return $this;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* class for the Smarty data object
|
|
* The Smarty data object will hold Smarty variables in the current scope
|
|
*
|
|
* @package Smarty
|
|
* @subpackage Template
|
|
*/
|
|
class Smarty_Data extends Smarty_Internal_Data
|
|
{
|
|
/**
|
|
* Smarty object
|
|
*
|
|
* @var Smarty
|
|
*/
|
|
public $smarty = null;
|
|
|
|
/**
|
|
* create Smarty data object
|
|
*
|
|
* @param Smarty|array $_parent parent template
|
|
* @param Smarty|Smarty_Internal_Template $smarty global smarty instance
|
|
*
|
|
* @throws SmartyException
|
|
*/
|
|
public function __construct($_parent = null, $smarty = null)
|
|
{
|
|
$this->smarty = $smarty;
|
|
if (is_object($_parent)) {
|
|
// when object set up back pointer
|
|
$this->parent = $_parent;
|
|
} elseif (is_array($_parent)) {
|
|
// set up variable values
|
|
foreach ($_parent as $_key => $_val) {
|
|
$this->tpl_vars[$_key] = new Smarty_variable($_val);
|
|
}
|
|
} elseif ($_parent != null) {
|
|
throw new SmartyException("Wrong type for template variables");
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* class for the Smarty variable object
|
|
* This class defines the Smarty variable object
|
|
*
|
|
* @package Smarty
|
|
* @subpackage Template
|
|
*/
|
|
class Smarty_Variable
|
|
{
|
|
/**
|
|
* template variable
|
|
*
|
|
* @var mixed
|
|
*/
|
|
public $value = null;
|
|
/**
|
|
* if true any output of this variable will be not cached
|
|
*
|
|
* @var boolean
|
|
*/
|
|
public $nocache = false;
|
|
/**
|
|
* the scope the variable will have (local,parent or root)
|
|
*
|
|
* @var int
|
|
*/
|
|
public $scope = Smarty::SCOPE_LOCAL;
|
|
|
|
/**
|
|
* create Smarty variable object
|
|
*
|
|
* @param mixed $value the value to assign
|
|
* @param boolean $nocache if true any output of this variable will be not cached
|
|
* @param int $scope the scope the variable will have (local,parent or root)
|
|
*/
|
|
public function __construct($value = null, $nocache = false, $scope = Smarty::SCOPE_LOCAL)
|
|
{
|
|
$this->value = $value;
|
|
$this->nocache = $nocache;
|
|
$this->scope = $scope;
|
|
}
|
|
|
|
/**
|
|
* <<magic>> String conversion
|
|
*
|
|
* @return string
|
|
*/
|
|
public function __toString()
|
|
{
|
|
return (string) $this->value;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* class for undefined variable object
|
|
* This class defines an object for undefined variable handling
|
|
*
|
|
* @package Smarty
|
|
* @subpackage Template
|
|
*/
|
|
class Undefined_Smarty_Variable
|
|
{
|
|
/**
|
|
* Returns FALSE for 'nocache' and NULL otherwise.
|
|
*
|
|
* @param string $name
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function __get($name)
|
|
{
|
|
if ($name == 'nocache') {
|
|
return false;
|
|
} else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Always returns an empty string.
|
|
*
|
|
* @return string
|
|
*/
|
|
public function __toString()
|
|
{
|
|
return "";
|
|
}
|
|
}
|