/**
* @Laravel
*
* Sensibly merge configuration arrays.
*
*
* @param array ...$args
* @return array
*/
function config_merge()
{
$result = [];
foreach (func_get_args() as $arg) {
foreach ($arg as $key => $value) {
if (is_numeric($key)) {
$result[] = $value;
} elseif (array_key_exists($key, $result) && is_array($result[$key]) && is_array($value)) {
$result[$key] = config_merge($result[$key], $value);
} else {
$result[$key] = $value;
}
}
}
return $result;
}
/**
* Merge two configs.
*
* @param mixed $target Target config
* @param mixed $source Source config
* @param bool $appendArrays if true use `array_merge`
*
* @return mixed The merged config
*/
function config_merge($target, $source, $appendArrays = false)
{
if (is_array($target) && is_array($source)) {
return $appendArrays ? array_merge($target, $source) : $source;
}
if (!is_object($target) || !is_object($source)) {
return $source;
}
$target = clone $target;
foreach (get_object_vars($source) as $key => $value) {
if (property_exists($target, $key)) {
$target->{$key} = config_merge($target->{$key}, $value);
continue;
}
$target->{$key} = $value;
}
return $target;
}
/**
* @param array $config
*
* @return object
*/
public function setConfig(array $config)
{
return $this->config = config_merge($this->config, $config);
}
/**
* Apply any cascades to an array of package options.
*
* @param string $env
* @param string $package
* @param string $group
* @param array $items
* @return array
*/
public function cascadePackage($env, $package, $group, $items)
{
// First we will look for a configuration file in the packages configuration
// folder. If it exists, we will load it and merge it with these original
// options so that we will easily "cascade" a package's configurations.
$file = "packages/{$package}/{$group}.php";
if ($this->files->exists($path = $this->defaultPath . '/' . $file)) {
$items = config_merge($items, $this->getRequire($path));
}
// Once we have merged the regular package configuration we need to look for
// an environment specific configuration file. If one exists, we will get
// the contents and merge them on top of this array of options we have.
$path = $this->getPackagePath($env, $package, $group);
if ($this->files->exists($path)) {
$items = config_merge($items, $this->getRequire($path));
}
return $items;
}
