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| <?php declare(strict_types = 1); | |
| /* | |
| * Copyright (c) 2019, Josef Kufner <josef@kufner.cz> | |
| * | |
| * Licensed under the Apache License, Version 2.0 (the "License"); | |
| * you may not use this file except in compliance with the License. | |
| * You may obtain a copy of the License at | |
| * | |
| * http://www.apache.org/licenses/LICENSE-2.0 | |
| * | |
| * Unless required by applicable law or agreed to in writing, software | |
| * distributed under the License is distributed on an "AS IS" BASIS, | |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| * See the License for the specific language governing permissions and | |
| * limitations under the License. | |
| * | |
| */ | |
| namespace Smalldb\ClassLocator; | |
| class PathList | |
| { | |
| private array $paths; | |
| protected string $separator = '/'; | |
| public function __construct(array $paths = []) | |
| { | |
| foreach ($paths as $path) { | |
| $this->add($path); | |
| } | |
| } | |
| protected function normalize(string $path): string | |
| { | |
| return $path[-1] === $this->separator ? $path : $path . $this->separator; | |
| } | |
| public function add(string $path) | |
| { | |
| $p = $this->normalize($path); | |
| $this->paths[$p] = $p; | |
| } | |
| public function isEmpty(): bool | |
| { | |
| return empty($this->paths); | |
| } | |
| public function containsExact(string $path): bool | |
| { | |
| return isset($this->paths[$this->normalize($path)]); | |
| } | |
| /** | |
| * $path is a subpath (subdirectory) of one of the paths in the list. | |
| */ | |
| public function contains(string $path): bool | |
| { | |
| $path = $this->normalize($path); | |
| if ($this->containsExact($path)) { | |
| return true; | |
| } | |
| // TODO: Optimize this. | |
| foreach ($this->paths as $p) { | |
| if ($this->startsWith($p, $path)) { | |
| return true; | |
| } | |
| } | |
| return false; | |
| } | |
| private function startsWith(string $prefix, string $haystack): bool | |
| { | |
| return strncmp($prefix, $haystack, strlen($prefix)) === 0; | |
| } | |
| } |