/**
* Returns extension configuration.
* @param array default values.
* @param bool perform %parameters% expansion?
* @return array
*/
public function getConfig(array $defaults = NULL, $expand = TRUE)
{
$config = $this->compiler->getConfig();
$config = isset($config[$this->name]) ? $config[$this->name] : array();
unset($config['services'], $config['factories']);
$config = ConfigHelpers::merge($config, $defaults);
return $expand ? $this->compiler->getContainerBuilder()->expand($config) : $config;
}
/**
* Reads configuration from INI file.
* @param string file name
* @return array
* @throws InvalidStateException
*/
public function load($file)
{
Debugger::tryError();
$ini = parse_ini_file($file, TRUE);
if (Debugger::catchError($e)) {
throw new InvalidStateException('parse_ini_file(): ' . $e->getMessage(), 0, $e);
}
$data = array();
foreach ($ini as $secName => $secData) {
if (is_array($secData)) {
// is section?
if (substr($secName, -1) === self::RAW_SECTION) {
$secName = substr($secName, 0, -1);
} else {
// process key nesting separator (key1.key2.key3)
$tmp = array();
foreach ($secData as $key => $val) {
$cursor =& $tmp;
$key = str_replace(self::ESCAPED_KEY_SEPARATOR, "ÿ", $key);
foreach (explode(self::KEY_SEPARATOR, $key) as $part) {
$part = str_replace("ÿ", self::KEY_SEPARATOR, $part);
if (!isset($cursor[$part]) || is_array($cursor[$part])) {
$cursor =& $cursor[$part];
} else {
throw new InvalidStateException("Invalid key '{$key}' in section [{$secName}] in file '{$file}'.");
}
}
$cursor = $val;
}
$secData = $tmp;
}
$parts = explode(self::INHERITING_SEPARATOR, $secName);
if (count($parts) > 1) {
$secName = trim($parts[0]);
$secData[ConfigHelpers::EXTENDS_KEY] = trim($parts[1]);
}
}
$cursor =& $data;
// nesting separator in section name
foreach (explode(self::KEY_SEPARATOR, $secName) as $part) {
if (!isset($cursor[$part]) || is_array($cursor[$part])) {
$cursor =& $cursor[$part];
} else {
throw new InvalidStateException("Invalid section [{$secName}] in file '{$file}'.");
}
}
if (is_array($secData) && is_array($cursor)) {
$secData = ConfigHelpers::merge($secData, $cursor);
}
$cursor = $secData;
}
return $data;
}
/**
* Build system container class.
* @return string
*/
protected function buildContainer(&$dependencies = NULL)
{
$loader = $this->createLoader();
$config = array();
$code = "<?php\n";
foreach ($this->files as $tmp) {
list($file, $section) = $tmp;
$config = ConfigHelpers::merge($loader->load($file, $section), $config);
$code .= "// source: {$file} {$section}\n";
}
$code .= "\n";
$this->checkCompatibility($config);
if (!isset($config['parameters'])) {
$config['parameters'] = array();
}
$config['parameters'] = ConfigHelpers::merge($config['parameters'], $this->parameters);
$compiler = $this->createCompiler();
$this->onCompile($this, $compiler);
$code .= $compiler->compile($config, $this->parameters['container']['class'], $config['parameters']['container']['parent']);
$dependencies = array_merge($loader->getDependencies(), $this->isDebugMode() ? $compiler->getContainerBuilder()->getDependencies() : array());
return $code;
}
private function getSection(array $data, $key, $file)
{
Validators::assertField($data, $key, 'array|null', "section '%' in file '{$file}'");
$item = $data[$key];
if ($parent = ConfigHelpers::takeParent($item)) {
$item = ConfigHelpers::merge($item, $this->getSection($data, $parent, $file));
}
return $item;
}
