From: Ammar Faizi <[email protected]>
To: GNU/Weeb FB Team <[email protected]>
Cc: Ammar Faizi <[email protected]>,
GNU/Weeb Mailing List <[email protected]>,
Michael William Jonathan <[email protected]>
Subject: [PATCH fb v1 1/6] fb: Introduce `getCache()` and `setCache()` functions
Date: Tue, 9 May 2023 17:46:53 +0700 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
A preparation patch to implement better caching mechanism. All methods
that need cache will call these functions.
Signed-off-by: Ammar Faizi <[email protected]>
---
src/Facebook/Facebook.php | 45 +++++++++++++++++++++++++++++++++++++++
1 file changed, 45 insertions(+)
diff --git a/src/Facebook/Facebook.php b/src/Facebook/Facebook.php
index 2fe33f3b7cb6e9ff..6411c26709c24307 100644
--- a/src/Facebook/Facebook.php
+++ b/src/Facebook/Facebook.php
@@ -287,4 +287,49 @@ class Facebook
return $url;
}
+
+ /**
+ * @param string $key
+ * @param mixed $data
+ * @param int $expire
+ * @return void
+ */
+ private function setCache(string $key, $data, int $expire = 600): void
+ {
+ $key = str_replace(["/", "\\"], "_", $key);
+ $data = [
+ "exp" => time() + $expire,
+ "data" => $data
+ ];
+ $data = json_encode($data, JSON_INTERNAL_FLAGS);
+ if (!is_dir($this->cache_dir)) {
+ mkdir($this->cache_dir, 0777, true);
+ if (!is_dir($this->cache_dir)) {
+ throw new \Exception("Unable to create cache directory: {$this->cache_dir}");
+ }
+ }
+ file_put_contents("{$this->cache_dir}/{$key}.json", $data);
+ }
+
+ /**
+ * @param string $key
+ * @return mixed
+ */
+ private function getCache(string $key)
+ {
+ $key = str_replace(["/", "\\"], "_", $key);
+ $file = "{$this->cache_dir}/{$key}.json";
+
+ if (!file_exists($file)) {
+ return NULL;
+ }
+
+ $data = json_decode(file_get_contents($file), true);
+ if (!isset($data["exp"]) || !isset($data["data"])) {
+ unlink($file);
+ return NULL;
+ }
+
+ return $data["data"];
+ }
}
--
Ammar Faizi
next prev parent reply other threads:[~2023-05-09 10:47 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-09 10:46 [PATCH fb v1 0/6] Introducing cache for the Facebook scraper Ammar Faizi
2023-05-09 10:46 ` Ammar Faizi [this message]
2023-05-09 10:46 ` [PATCH fb v1 2/6] fb: Post: Replace old cache mechanism in `getTimelineYears()` Ammar Faizi
2023-05-09 10:46 ` [PATCH fb v1 3/6] fb: Post: Implement cache in `getPost()` Ammar Faizi
2023-05-09 10:46 ` [PATCH fb v1 4/6] fb: Post: Implement cache in `getTimelinePosts()` Ammar Faizi
2023-05-09 10:46 ` [PATCH fb v1 5/6] fb: cache: Introduce `clearExpiredCaches()` Ammar Faizi
2023-05-09 10:46 ` [PATCH fb v1 6/6] fb: web: Create cron.php to clear cache Ammar Faizi
2023-05-09 11:06 ` [PATCH fb v1 0/6] Introducing cache for the Facebook scraper GNU/Weeb Facebook Team
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