/**
* Return full file path from PHP include_path
*
* @param string[] $dirs
* @param string $file
* @param \Smarty $smarty
*
* @return bool|string full filepath or false
*
*/
public static function getIncludePath($dirs, $file, Smarty $smarty)
{
static $_include_path = null;
static $_has_stream_include = null;
if ($_include_path === null) {
$_include_path = (array) explode(PATH_SEPARATOR, get_include_path());
foreach ($_include_path as $key => $_path) {
$_include_path[$key] = rtrim($_path, '/\\');
}
$_has_stream_include = function_exists('stream_resolve_include_path');
}
// try PHP include_path
foreach ($dirs as $dir) {
if ($dir[0] != '/' && $dir[1] != ':') {
$_d_path = $dir . isset($file) ? $file : '';
if ($_has_stream_include) {
// available since PHP 5.3.2
$path = stream_resolve_include_path($_d_path);
if ($path !== false && is_file($path)) {
return $smarty->_realpath($path);
}
}
foreach ($_include_path as $_i_path) {
if (is_file($_i_path . DS . $_d_path)) {
return $smarty->_realpath($_i_path . DS . $_d_path);
}
}
}
}
return false;
}
/**
* Check if include path was updated
*
* @param \Smarty $smarty
*
* @return bool
*/
public function isNewIncludePath(Smarty $smarty)
{
$_i_path = get_include_path();
if ($this->_include_path != $_i_path) {
$this->_include_dirs = array();
$this->_include_path = $_i_path;
$_dirs = (array) explode(PATH_SEPARATOR, $_i_path);
foreach ($_dirs as $_path) {
if ($_path[0] != '/' && isset($dir[1]) && $dir[1] != ':') {
$_path = $smarty->_realpath($_path . DS, true);
}
if (is_dir($_path)) {
$this->_include_dirs[] = $smarty->_realpath($_path . DS, true);
}
}
return true;
}
return false;
}
/**
* Return full file path from PHP include_path
*
* @param string[] $dirs
* @param string $file
* @param \Smarty $smarty
*
* @return bool|string full filepath or false
*
*/
public static function getIncludePath($dirs, $file, Smarty $smarty)
{
static $_include_path = '';
static $_include_dirs = array();
static $_has_stream_include = null;
$_i_path = get_include_path();
if ($_include_path != $_i_path) {
$_include_path = $_i_path;
$_dirs = (array) explode(PATH_SEPARATOR, $_i_path);
$_include_dirs = array();
foreach ($_dirs as $_path) {
$_include_dirs[] = rtrim($_path, '/\\');
}
$_has_stream_include = function_exists('stream_resolve_include_path');
}
// try PHP include_path
foreach ($dirs as $dir) {
if ($dir[0] == '/' || $dir[1] == ':') {
$dir = $smarty->_realpath($dir, false);
}
if ($dir[0] != '/' && $dir[1] != ':') {
$_d_path = $dir . (isset($file) ? $file : '');
if ($_has_stream_include) {
// available since PHP 5.3.2
$path = stream_resolve_include_path($_d_path);
if ($path !== false && is_file($path)) {
return $smarty->_realpath($path, true);
}
}
foreach ($_include_dirs as $_i_path) {
if (is_file($_i_path . DS . $_d_path)) {
return $smarty->_realpath($_i_path . DS . $_d_path, true);
}
}
}
}
return false;
}
/**
* Check if include path was updated
*
* @return bool
*
*/
public static function isNewIncludePath(Smarty $smarty)
{
if (!isset(self::$_has_stream_include)) {
self::$_has_stream_include = $smarty->use_include_path === 2 && function_exists('stream_resolve_include_path');
}
$_i_path = get_include_path();
if (self::$_include_path != $_i_path) {
self::$_include_dirs = array();
self::$_include_path = $_i_path;
$_dirs = (array) explode(PATH_SEPARATOR, $_i_path);
foreach ($_dirs as $_path) {
if ($_path[0] != '/' && isset($dir[1]) && $dir[1] != ':') {
$_path = $smarty->_realpath($_path . DS, true);
}
if (is_dir($_path)) {
self::$_include_dirs[] = $smarty->_realpath($_path . DS, true);
}
}
return true;
}
return false;
}
/**
* Takes unknown classes and loads plugin files for them
* class name format: Smarty_PluginType_PluginName
* plugin filename format: plugintype.pluginname.php
*
* @param \Smarty $smarty
* @param string $plugin_name class plugin name to load
* @param bool $check check if already loaded
*
* @return bool|string
* @throws \SmartyException
*/
public static function loadPlugin(Smarty $smarty, $plugin_name, $check)
{
// if function or class exists, exit silently (already loaded)
if ($check && (is_callable($plugin_name) || class_exists($plugin_name, false))) {
return true;
}
if (!preg_match('#^smarty_((internal)|([^_]+))_(.+)$#i', $plugin_name, $match)) {
throw new SmartyException("plugin {$plugin_name} is not a valid name format");
}
if (!empty($match[2])) {
$file = SMARTY_SYSPLUGINS_DIR . strtolower($plugin_name) . '.php';
if (isset($smarty->_is_file_cache[$file])) {
if ($smarty->_is_file_cache[$file] !== false) {
return $smarty->_is_file_cache[$file];
} else {
return false;
}
} else {
if (is_file($file)) {
$smarty->_is_file_cache[$file] = $file;
require_once $file;
return $file;
} else {
$smarty->_is_file_cache[$file] = false;
return false;
}
}
}
// plugin filename is expected to be: [type].[name].php
$_plugin_filename = "{$match[1]}.{$match[4]}.php";
$_lower_filename = strtolower($_plugin_filename);
$_different = $_lower_filename != $_plugin_filename;
// loop through plugin dirs and find the plugin
$names = array();
foreach ($smarty->getPluginsDir() as $_plugin_dir) {
$names[] = $_plugin_dir . $_plugin_filename;
if ($_different) {
$names[] = $_plugin_dir . $_lower_filename;
}
}
foreach ($names as $path) {
$file = $smarty->use_include_path ? $smarty->_realpath($path, false) : $path;
if (isset($smarty->_is_file_cache[$file])) {
if ($smarty->_is_file_cache[$file] !== false) {
return $smarty->_is_file_cache[$file];
}
}
if (is_file($file)) {
$smarty->_is_file_cache[$file] = $file;
require_once $file;
return $file;
}
$smarty->_is_file_cache[$file] = false;
}
if ($smarty->use_include_path) {
// try PHP include_path
$path = Smarty_Internal_Get_Include_Path::getIncludePath($names, null, $smarty);
if ($path !== false) {
$smarty->_is_file_cache[$path] = $path;
require_once $path;
return $path;
}
}
// no plugin loaded
return false;
}
