/**
* constructor, set to private for only singleton instance allowed
*
* @param array $tplConfig
* @throws TemplateException
*/
private function __construct(array $tplConfig = array())
{
$this->_tplConfig = simphp_array_merge($this->_tplConfig, $tplConfig);
if ('PlainTpl' === $this->driverClass) {
$this->driverEntry = '/core/libs/plaintpl/PlainTpl.class.php';
}
//...other template engine
$driverFile = SIMPHP_ROOT . $this->driverEntry;
if (!file_exists($driverFile)) {
throw new TemplateException("Template Driver Entry File '{$driverFile}' Not Found.");
}
include $driverFile;
if (!SimPHP::isClassLoaded($this->driverClass)) {
throw new TemplateClassNotFoundException($this->driverClass);
}
// Create and Configure Template Driver Class
$this->driverObj = new $this->driverClass();
if ($this->driverConfig) {
foreach ($this->driverConfig as $key => $val) {
$this->driverObj->{$key} = $val;
}
}
// Register Template Functions
$this->register_functions();
// Regsiter Template Blocks
$this->register_blocks();
}
/**
* merge array recursively, like array_merge_recursive(), it will merge recursively;
* But and like array_merge(), the later one will overcome the previous one
* @return Ambigous <mixed, unknown>
*/
function simphp_array_merge()
{
$arrays = func_get_args();
$base = array_shift($arrays);
foreach ($arrays as $array) {
reset($base);
//important
while (list($key, $value) = @each($array)) {
if (is_array($value) && @is_array($base[$key])) {
$base[$key] = simphp_array_merge($base[$key], $value);
} else {
$base[$key] = $value;
}
}
}
return $base;
}
