Differential D19695 Diff 47069 src/config/ArcanistConfigurationEngine.php

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src/config/ArcanistConfigurationEngine.php

<?php		<?php

final class ArcanistConfigurationEngine		final class ArcanistConfigurationEngine
extends Phobject {		extends Phobject {

private $workingCopy;		private $workingCopy;
private $arguments;		private $arguments;
		private $toolset;

public function setWorkingCopy(ArcanistWorkingCopy $working_copy) {		public function setWorkingCopy(ArcanistWorkingCopy $working_copy) {
$this->workingCopy = $working_copy;		$this->workingCopy = $working_copy;
return $this;		return $this;
}		}

public function getWorkingCopy() {		public function getWorkingCopy() {
return $this->workingCopy;		return $this->workingCopy;
▲ Show 20 Lines • Show All 74 Lines • ▼ Show 20 Lines	final class ArcanistConfigurationEngine
private function getUserConfigurationFilePath() {		private function getUserConfigurationFilePath() {
if (phutil_is_windows()) {		if (phutil_is_windows()) {
return getenv('APPDATA').'/.arcrc';		return getenv('APPDATA').'/.arcrc';
} else {		} else {
return getenv('HOME').'/.arcrc';		return getenv('HOME').'/.arcrc';
}		}
}		}

		public function newDefaults() {
		$map = $this->newConfigOptionsMap();
		return mpull($map, 'getDefaultValue');
		}

		public function newConfigOptionsMap() {
		$extensions = $this->newEngineExtensions();

		$map = array();
		$alias_map = array();
		foreach ($extensions as $extension) {
		$options = $extension->newConfigurationOptions();

		foreach ($options as $option) {
		$key = $option->getKey();

		$this->validateConfigOptionKey($key, $extension);

		if (isset($map[$key])) {
		throw new Exception(
		pht(
		'Configuration option ("%s") defined by extension "%s" '.
		'conflicts with an existing option. Each option must have '.
		'a unique key.',
		$key,
		get_class($extension)));
		}

		if (isset($alias_map[$key])) {
		throw new Exception(
		pht(
		'Configuration option ("%s") defined by extension "%s" '.
		'conflicts with an alias for another option ("%s"). The '.
		'key and aliases of each option must be unique.',
		$key,
		get_class($extension),
		$alias_map[$key]->getKey()));
		}

		$map[$key] = $option;

		foreach ($option->getAliases() as $alias) {
		$this->validateConfigOptionKey($alias, $extension, $key);

		if (isset($map[$alias])) {
		throw new Exception(
		pht(
		'Configuration option ("%s") defined by extension "%s" '.
		'has an alias ("%s") which conflicts with an existing '.
		'option. The key and aliases of each option must be '.
		'unique.',
		$key,
		get_class($extension),
		$alias));
		}

		if (isset($alias_map[$alias])) {
		throw new Exception(
		pht(
		'Configuration option ("%s") defined by extension "%s" '.
		'has an alias ("%s") which conflicts with the alias of '.
		'another configuration option ("%s"). The key and aliases '.
		'of each option must be unique.',
		$key,
		get_class($extension),
		$alias,
		$alias_map[$alias]->getKey()));
		}

		$alias_map[$alias] = $option;
		}
		}
		}

		return $map;
		}

		private function validateConfigOptionKey(
		$key,
		ArcanistConfigurationEngineExtension $extension,
		$is_alias_of = null) {

		$is_ok = preg_match('(^[a-z][a-z0-9._-]{2,}\z)', $key);
		if (!$is_ok) {
		if ($is_alias_of === null) {
		throw new Exception(
		pht(
		'Extension ("%s") defines invalid configuration with key "%s". '.
		'Configuration keys: may only contain lowercase letters, '.
		'numbers, hyphens, underscores, and periods; must start with a '.
		'letter; and must be at least three characters long.',
		get_class($extension),
		$key));
		} else {
		throw new Exception(
		pht(
		'Extension ("%s") defines invalid alias ("%s") for configuration '.
		'key ("%s"). Configuration keys and aliases: may only contain '.
		'lowercase letters, numbers, hyphens, underscores, and periods; '.
		'must start with a letter; and must be at least three characters '.
		'long.',
		get_class($extension),
		$key,
		$is_alias_of));
		}
		}
		}

		private function newEngineExtensions() {
		return id(new PhutilClassMapQuery())
		->setAncestorClass('ArcanistConfigurationEngineExtension')
		->setUniqueMethod('getExtensionKey')
		->setContinueOnFailure(true)
		->execute();
		}

}		}