/**
* Reads a config file from the given location and returns it's
* data as an associative array.
*
* @param mixed $location location of config file (as a string with a file or directory path)
*
* @return array config data
*
* @throws \InvalidArgumentException on errors like missing config file
*/
protected function readLocation($location)
{
$reader = null;
if (is_dir($location)) {
$base_location = Validator::fixPath(Validator::fixRelativePath($location));
foreach ($this->default_filenames as $filename) {
$file = $base_location . $filename;
if (is_readable($file)) {
try {
$reader = $this->getReaderByExtension($file);
break;
// found possible config file \o/
} catch (\InvalidArgumentException $e) {
// next attempt as extension has no handler
}
}
// next attempt, as file is not readable or does not exist
}
if (!$reader instanceof IConfigReader) {
throw new \InvalidArgumentException('Could not find an environaut config file in "' . $base_location . '".' . PHP_EOL . 'Attempted files were: ' . implode(', ', $this->default_filenames) . '.' . PHP_EOL . 'Try calling from a different folder or specify a file using the "--config" option.');
}
} elseif (is_file($location)) {
$reader = $this->getReaderByExtension($location);
} else {
throw new \InvalidArgumentException('Currently only regular files and directories are supported for config file reading.');
}
$config_data = $reader->getConfigData($location);
return $config_data;
}
public function testFileIsNotAReadableDirectory()
{
$this->setExpectedException('InvalidArgumentException');
Validator::readableDirectory(__FILE__);
}