/**
* Ksmarty singleton instance
*
* @return singleton
*/
public static function instance()
{
// Check if the instance already exists
if (Ksmarty::$instance === NULL) {
// Load Smarty
if (!class_exists('Smarty', FALSE)) {
require Kohana::find_file('vendor', 'smarty/Smarty.class');
}
// Initialize Smarty
$s = new Smarty();
// Apply configuration data
$config = Kohana::$config->load('smarty');
$s->compile_dir = $config->compile_dir;
$s->plugins_dir = $config->plugins_dir;
$s->cache_dir = $config->cache_dir;
$s->config_dir = $config->config_dir;
$s->debug_tpl = $config->debug_tpl;
$s->debugging_ctrl = $config->debugging_ctrl;
$s->debugging = $config->debugging;
$s->caching = $config->caching;
$s->force_compile = $config->force_compile;
// Check to see if we're using Smarty 3, in a PHP 4 compatible way
if (!array_key_exists('_version', get_class_vars('Smarty'))) {
// If so, we need to set the security policy using the new method
if ($config->security) {
if ($config->security_policy !== NULL) {
$s->enableSecurity($config->security_policy);
} else {
// Use default settings
$s->enableSecurity();
}
}
} else {
$s->security = $config->security;
}
// Register the autoload filters
$s->autoload_filters = array('pre' => $config->pre_filters, 'post' => $config->post_filters, 'output' => $config->output_filters);
// Create the instance singleton
Ksmarty::$instance = $s;
}
// Return the singleton
return Ksmarty::$instance;
}
/**
* Captures the output that is generated when a view is included.
* The view data will be extracted to make local variables. This method
* is static to prevent object scope resolution.
*
* @param string filename
* @param array variables
* @return string
*/
protected static function capture($template, array $data)
{
if ($template == '') {
return;
}
// Load Ksmarty only if it's activated and the template-extension matches
$config = Kohana::$config->load('smarty');
if ($config->integration && substr(strrchr($template, '.'), 1) == $config->template_ext) {
// Get the Smarty instance
$smarty = Ksmarty::instance();
// Assign all the variables
foreach ($data as $key => $value) {
$smarty->assign($key, $value);
}
// Fetch the template output
$output = $smarty->fetch($template);
} else {
$output = parent::capture($template, $data);
}
// Return the parsed output
return $output;
}
