45 lines
841 B
PHP
45 lines
841 B
PHP
<?php /** @file */
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/**
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* cache api
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*/
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class Cache {
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public static function get($key){
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$r = q("SELECT v FROM cache WHERE k = '%s' limit 1",
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dbesc($key)
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);
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if ($r)
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return $r[0]['v'];
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return null;
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}
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public static function set($key,$value) {
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$r = q("SELECT * FROM cache WHERE k = '%s' limit 1",
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dbesc($key)
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);
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if($r) {
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q("UPDATE cache SET v = '%s', updated = '%s' WHERE k = '%s' limit 1",
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dbesc($value),
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dbesc(datetime_convert()),
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dbesc($key));
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}
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else {
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q("INSERT INTO cache ( k, v, updated) VALUES ('%s','%s','%s')",
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dbesc($key),
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dbesc($value),
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dbesc(datetime_convert()));
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}
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}
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public static function clear(){
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q("DELETE FROM cache WHERE updated < '%s'",
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dbesc(datetime_convert('UTC','UTC',"now - 30 days")));
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}
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}
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