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| 1 | <?php |
| 2 | /** |
| 3 | * |
| 4 | * This file is part of the phpBB Forum Software package. |
| 5 | * |
| 6 | * @copyright (c) phpBB Limited <https://www.phpbb.com> |
| 7 | * @license GNU General Public License, version 2 (GPL-2.0) |
| 8 | * |
| 9 | * For full copyright and license information, please see |
| 10 | * the docs/CREDITS.txt file. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | namespace phpbb\storage\adapter; |
| 15 | |
| 16 | use phpbb\storage\exception\storage_exception; |
| 17 | |
| 18 | interface adapter_interface |
| 19 | { |
| 20 | /** |
| 21 | * Set adapter parameters |
| 22 | * |
| 23 | * @param array $options options Storage-specific options. |
| 24 | */ |
| 25 | public function configure(array $options): void; |
| 26 | |
| 27 | /** |
| 28 | * Reads a file as a stream |
| 29 | * |
| 30 | * @param string $path File to read |
| 31 | * |
| 32 | * @return resource Returns a file pointer |
| 33 | * @throws storage_exception When unable to open file |
| 34 | */ |
| 35 | public function read(string $path); |
| 36 | |
| 37 | /** |
| 38 | * Writes a new file using a stream |
| 39 | * |
| 40 | * @param string $path The target file |
| 41 | * @param resource $resource The resource |
| 42 | * |
| 43 | * @return int Returns the number of bytes written |
| 44 | * @throws storage_exception When target file exists |
| 45 | * When target file cannot be created |
| 46 | */ |
| 47 | public function write(string $path, $resource): int; |
| 48 | |
| 49 | /** |
| 50 | * Removes files or directories |
| 51 | * |
| 52 | * @param string $path file/directory to remove |
| 53 | * |
| 54 | * @throws storage_exception When removal fails. |
| 55 | */ |
| 56 | public function delete(string $path): void; |
| 57 | |
| 58 | /** |
| 59 | * Get space available in bytes |
| 60 | * |
| 61 | * @return float Returns available space |
| 62 | * @throws storage_exception When unable to retrieve available storage space |
| 63 | */ |
| 64 | public function free_space(): float; |
| 65 | } |