From 10a1dd35e3188674db61cce3a2cc64fd5fa1f596 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <noreply@fakecake.org>
Date: Wed, 23 Nov 2022 21:18:40 +0300
Subject:  * split local cache implementation into a separate class  * allow
 custom implementations provided by plugins

---
 classes/cache/adapter.php | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 classes/cache/adapter.php

(limited to 'classes/cache/adapter.php')

diff --git a/classes/cache/adapter.php b/classes/cache/adapter.php
new file mode 100644
index 000000000..da69c5bb1
--- /dev/null
+++ b/classes/cache/adapter.php
@@ -0,0 +1,30 @@
+<?php
+interface Cache_Adapter {
+	public function set_dir(string $dir) : void;
+	public function get_dir(): string;
+	public function make_dir(): bool;
+	public function is_writable(?string $filename = null): bool;
+	public function exists(string $filename): bool;
+	/**
+	 * @return int|false -1 if the file doesn't exist, false if an error occurred, size in bytes otherwise
+	 */
+	public function get_size(string $filename);
+	/**
+	 * @param mixed $data
+	 *
+	 * @return int|false Bytes written or false if an error occurred.
+	 */
+	public function put(string $filename, $data);
+	public function touch(string $filename): bool;
+	public function get(string $filename): ?string;
+	public function get_full_path(string $filename): string;
+	/**
+	 * @return false|null|string false if detection failed, null if the file doesn't exist, string mime content type otherwise
+	 */
+	public function get_mime_type(string $filename);
+	/**
+	 * @return bool|int false if the file doesn't exist (or unreadable) or isn't audio/video, true if a plugin handled, otherwise int of bytes sent
+	 */
+	public function send(string $filename);
+	public function expire_all(): void;
+}
-- 
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