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authorfriendica <info@friendica.com>2014-03-16 21:34:51 -0700
committerfriendica <info@friendica.com>2014-03-16 21:34:51 -0700
commite7981c8a0348a3d28e0fecfca536ca6f5a8c88d4 (patch)
treef49266ebb8a75091b7847bf21cd4cd005b41eac5 /include
parente57bf86a276cbacac0e112b794c85202cbca7dcf (diff)
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remove mysql dependencies from cache api
Diffstat (limited to 'include')
-rw-r--r--include/cache.php47
1 files changed, 16 insertions, 31 deletions
diff --git a/include/cache.php b/include/cache.php
index b546cd0e9..a70650b5e 100644
--- a/include/cache.php
+++ b/include/cache.php
@@ -6,52 +6,37 @@
class Cache {
public static function get($key){
- $r = q("SELECT `v` FROM `cache` WHERE `k`='%s' limit 1",
+ $r = q("SELECT v FROM cache WHERE k = '%s' limit 1",
dbesc($key)
);
- if (count($r)) return $r[0]['v'];
+ if ($r)
+ return $r[0]['v'];
return null;
}
public static function set($key,$value) {
- q("REPLACE INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')",
+ $r = q("SELECT * FROM cache WHERE k = '%s' limit 1",
+ dbesc($key)
+ );
+ if($r) {
+ q("UPDATE cache SET v = '%s', updated = '%s' WHERE k = '%s' limit 1",
+ dbesc($value),
+ dbesc(datetime_convert()),
+ dbesc($key));
+ }
+ else {
+ q("INSERT INTO cache ( k, v, updated) VALUES ('%s','%s','%s')",
dbesc($key),
dbesc($value),
dbesc(datetime_convert()));
+ }
}
-/*
- *
- * Leaving this legacy code temporaily to see how REPLACE fares
- * as opposed to non-atomic checks when faced with fast moving key duplication.
- * As a MySQL extension it isn't portable, but we're not yet very portable.
- */
-
-/*
- * $r = q("SELECT * FROM `cache` WHERE `k`='%s' limit 1",
- * dbesc($key)
- * );
- * if(count($r)) {
- * q("UPDATE `cache` SET `v` = '%s', `updated = '%s' WHERE `k` = '%s' limit 1",
- * dbesc($value),
- * dbesc(datetime_convert()),
- * dbesc($key));
- * }
- * else {
- * q("INSERT INTO `cache` (`k`,`v`,`updated`) VALUES ('%s','%s','%s')",
- * dbesc($key),
- * dbesc($value),
- * dbesc(datetime_convert()));
- * }
- * }
- */
-
-
public static function clear(){
- q("DELETE FROM `cache` WHERE `updated` < '%s'",
+ q("DELETE FROM cache WHERE updated < '%s'",
dbesc(datetime_convert('UTC','UTC',"now - 30 days")));
}