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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This file is part of PHPProject - A pure PHP library for reading and writing |
| 5 | * project management files. |
| 6 | * |
| 7 | * PHPProject is free software distributed under the terms of the GNU Lesser |
| 8 | * General Public License version 3 as published by the Free Software Foundation. |
| 9 | * |
| 10 | * For the full copyright and license information, please read the LICENSE |
| 11 | * file that was distributed with this source code. For the full list of |
| 12 | * contributors, visit https://github.com/PHPOffice/PHPProject/contributors. |
| 13 | * |
| 14 | * @link https://github.com/PHPOffice/PHPProject |
| 15 | * @copyright 2009-2014 PHPProject contributors |
| 16 | * @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3 |
| 17 | */ |
| 18 | |
| 19 | declare(strict_types=1); |
| 20 | |
| 21 | namespace PhpOffice\PhpProject\Writer; |
| 22 | |
| 23 | use PhpOffice\PhpProject\PhpProject; |
| 24 | use PhpOffice\PhpProject\Reader\ProjectLibre as ProjectLibreReader; |
| 25 | |
| 26 | /** |
| 27 | * ProjectLibre writer |
| 28 | * |
| 29 | * A ProjectLibre `.pod` file is made of serialized Java data, a separator, then |
| 30 | * an MSPDI file. This writer outputs a minimal `.pod`: the Java stream signature, |
| 31 | * the separator, then an MSPDI file produced by the MSPDI writer. The file can be |
| 32 | * read back by the ProjectLibre reader. |
| 33 | */ |
| 34 | class ProjectLibre implements WriterInterface |
| 35 | { |
| 36 | /** |
| 37 | * Java serialization stream signature placed at the beginning of a `.pod` file |
| 38 | */ |
| 39 | const JAVA_PREAMBLE = "\xAC\xED\x00\x05"; |
| 40 | |
| 41 | /** |
| 42 | * PHPProject object |
| 43 | * |
| 44 | * @var PhpProject |
| 45 | */ |
| 46 | protected $phpProject; |
| 47 | |
| 48 | /** |
| 49 | * Create a new ProjectLibre writer |
| 50 | * |
| 51 | * @param PhpProject $phpProject |
| 52 | */ |
| 53 | public function __construct(PhpProject $phpProject) |
| 54 | { |
| 55 | $this->phpProject = $phpProject; |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * @param string $pFilename |
| 60 | * @throws \Exception |
| 61 | */ |
| 62 | public function save(string $pFilename): void |
| 63 | { |
| 64 | if (file_exists($pFilename) && !is_writable($pFilename)) { |
| 65 | throw new \Exception("Could not open file $pFilename for writing."); |
| 66 | } |
| 67 | |
| 68 | // The MSPDI writer writes to a file, so we let it produce the MSPDI part |
| 69 | // in a temporary file before reading it back. |
| 70 | $tempFile = (string) tempnam(sys_get_temp_dir(), 'PHPPROJECT'); |
| 71 | (new MSPDI($this->phpProject))->save($tempFile); |
| 72 | $mspdi = (string) file_get_contents($tempFile); |
| 73 | unlink($tempFile); |
| 74 | |
| 75 | // Assemble the minimal .pod: preamble + separator + MSPDI. |
| 76 | $content = self::JAVA_PREAMBLE.ProjectLibreReader::MSPDI_SEPARATOR.$mspdi; |
| 77 | |
| 78 | $fileHandle = fopen($pFilename, 'wb+'); |
| 79 | fwrite($fileHandle, $content); |
| 80 | fclose($fileHandle); |
| 81 | } |
| 82 | } |