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Functions and Methods |
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CRAP | |
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| RealPathList | |
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| __construct | |
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| normalize | |
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| realpath | |
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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 RealPathList extends PathList | |
| { | |
| protected ?string $prefix = null; | |
| protected string $separator = DIRECTORY_SEPARATOR; | |
| public function __construct(?string $prefix = null, array $paths = []) | |
| { | |
| $this->prefix = $prefix !== '' && $prefix !== null ? $this->normalize($prefix) : null; | |
| parent::__construct($paths); | |
| } | |
| protected function normalize(string $path): string | |
| { | |
| if ($path[0] !== $this->separator && $this->prefix !== null) { | |
| $path = $this->prefix . $path; | |
| } | |
| $realpath = $this->realpath($path); | |
| return $realpath . $this->separator; | |
| } | |
| private function realpath(string $path): string | |
| { | |
| if ($this->separator === '\\') { | |
| $path = strtr($path, '/', $this->separator); | |
| } | |
| $leadingSeparator = ($path[0] === $this->separator ? $this->separator : ''); | |
| $p = explode($this->separator, $path); | |
| $p = array_filter($p, function (string $f): bool { | |
| return $f !== '' && $f !== '.'; | |
| }); | |
| $r = []; | |
| foreach ($p as $i) { | |
| if ($i === '..') { | |
| if (empty($r)) { | |
| throw new \InvalidArgumentException("Invalid path: " . $path); | |
| } | |
| array_pop($r); | |
| } else { | |
| $r[] = $i; | |
| } | |
| } | |
| if (empty($r)) { | |
| throw new \InvalidArgumentException("Invalid path: " . $path); | |
| } else { | |
| return $leadingSeparator . join($this->separator, $r); | |
| } | |
| } | |
| } |