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<?php |
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namespace nebula\application; |
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/** |
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* 模块命名处理器 |
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*/ |
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class NameFinder |
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{ |
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/** |
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* 已知全部全名 |
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* |
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* @var array |
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*/ |
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protected $knownsFullName = []; |
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/** |
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* 默认名 |
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* |
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* @var string |
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*/ |
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protected $default = '*:'; |
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protected static $instance; |
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/** |
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* 返回实例 |
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* |
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* @return self |
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*/ |
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public static function instance() |
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{ |
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if (isset(static::$instance)) { |
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return static::$instance; |
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} |
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return static::$instance = new static; |
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} |
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public function add(string $name, string $version) |
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{ |
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$version = $this->formatVersion($version); |
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if (!\in_array($name, $this->knownsFullName)) { |
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$this->knownsFullName[$name][$version] = $name.':'.$version; |
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uksort($this->knownsFullName[$name], [$this, 'sort']); |
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} |
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} |
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/** |
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* 拆分名称 |
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* [namespace/]name[:version]:data -> [namespace/name:version,data] |
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* |
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* @param string $name |
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* @param string|null $default |
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* @return array |
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*/ |
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public function info(string $name, ?string $default = null):array |
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{ |
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$rpos = \strrpos($name, ':'); |
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if ($rpos > 0) { |
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$module = substr($name, 0, $rpos); |
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$name = \substr($name, $rpos+1); |
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$moduleFull = $this->getFullName($module); |
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return [$moduleFull, $name]; |
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} |
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if ($rpos === 0) { |
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return [$default, substr($name, 1)]; |
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} |
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return [$default, $name]; |
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} |
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public function getFullName(string $name):string |
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{ |
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$version = null; |
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if (\strpos($name, ':')) { |
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list($name, $version) = \explode(':', $name, 2); |
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} |
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$name = $this->getLikeName($name); |
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if (\array_key_exists($version, $this->knownsFullName[$name])) { |
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return $this->knownsFullName[$name][$version]; |
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} |
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return end($this->knownsFullName[$name]); |
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} |
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protected function getLikeName(string $name):string |
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{ |
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foreach (array_keys($this->knownsFullName) as $keyName) { |
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if (\strpos($keyName, $name) !== false) { |
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$names[] = $keyName; |
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} |
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} |
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if (count($names) === 0) { |
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throw new \Exception(__('name %s not exist', $name)); |
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} |
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if (count($names) > 1) { |
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throw new \Exception(__('conflict name %s', $name)); |
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} |
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return $names[0]; |
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} |
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protected function sort(string $a, string $b) |
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{ |
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return \version_compare($a, $b); |
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} |
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protected function formatVersion(string $version) |
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{ |
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$version = \strtolower($version); |
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if (\strpos($version, 'v') === 0) { |
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return substr($version, 1); |
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} |
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return $version; |
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} |
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} |
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dxkite /
suda
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