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only use memcache if class exists

pull/39/head
Aaron Parecki 5 years ago
parent
commit
76c45a9e19
1 changed files with 16 additions and 8 deletions
  1. +16
    -8
      controllers/Parse.php

+ 16
- 8
controllers/Parse.php View File

@ -13,8 +13,10 @@ class Parse {
public function __construct() {
$this->http = new p3k\HTTP();
$this->mc = new Memcache();
$this->mc->addServer('127.0.0.1');
if(class_exists('Memcache')) {
$this->mc = new Memcache();
$this->mc->addServer('127.0.0.1');
}
}
public static function debug($msg, $header='X-Parse-Debug') {
@ -88,14 +90,20 @@ class Parse {
$url = \normalize_url($url);
// Now fetch the URL and check for any curl errors
if($cached=$this->mc->get('xray-'.md5($url))) {
$result = json_decode($cached, true);
self::debug('using HTML from cache', 'X-Cache-Debug');
if($this->mc) {
$cacheKey = 'xray-'.md5($url);
if($cached=$this->mc->get($cacheKey)) {
$result = json_decode($cached, true);
self::debug('using HTML from cache', 'X-Cache-Debug');
} else {
$result = $this->http->get($url);
$cacheData = json_encode($result);
// App Engine limits the size of cached items, so don't cache ones larger than that
if(strlen($cacheData) < 1000000)
$this->mc->set($cacheKey, $cacheData, MEMCACHE_COMPRESSED, $this->_cacheTime);
}
} else {
$result = $this->http->get($url);
$cacheData = json_encode($result);
if(strlen($cacheData) < 1000000) // App Engine limits the size of cached items, so don't cache ones larger than that
$this->mc->set('xray-'.md5($url), $cacheData, MEMCACHE_COMPRESSED, $this->_cacheTime);
}
if($result['error']) {

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