use Cache_Lite for perf, improves debug

1 files changed, 28 insertions, 29 deletions

diff --git a/FedoraClient.php b/FedoraClient.php
index da62e4f..891b7f3 100644
--- a/FedoraClient.php
+++ b/FedoraClient.php
@@ -26,13 +26,17 @@ define ('FEDORACLIENT_VERSION','0.1');
 if (!function_exists('curl_version')) {
    die("curl extention required\n");
 }
+require_once('Cache/Lite.php');
 
 abstract class FedoraClient {
    private $url;
    private $agent;
-   protected $debug = 0;
+   private $debug = 0;
+   protected $cache;   
    
    function __construct ($url, array $options) {
+      $this->cache = new Cache_Lite(array('memoryCaching'=>true, 'automaticSerialization'=>true));
+      
       $this->url = $url;
       if (isset($options['agent']) && !empty($options['agent'])) {
          $this->agent = $options['agent'];
@@ -42,11 +46,14 @@ abstract class FedoraClient {
       if (isset($options['debug']) && intval($options['debug'])>0) {
          $this->debug = intval($options['debug']);
       } 
-      if ($this->debug >= 2) {
-         echo "[debug] ".__CLASS__."::".__FUNCTION__.": url='$url', agent='".$this->agent."'\n";
-      }
+      $this->logDebug(3,__CLASS__."::".__FUNCTION__.": url='$url', agent='".$this->agent."'");
    }   
    
+   function logDebug($level, $msg) {
+      if ($this->debug>=$level) {
+         echo "[debug][$level] $msg\n";
+      }
+   }
    function sendRequest($method, array $options=array()) {
       $curl = curl_init();
         # And join to make our url.
@@ -66,10 +73,8 @@ abstract class FedoraClient {
         # Set standard headers
       curl_setopt($curl, CURLOPT_HTTPHEADER, array('User-agent: '.$this->agent, 'Accept: application/json'));
 
-      if ($this->debug >= 1) {
-         echo "[debug] ".__CLASS__."::".__FUNCTION__.": call '$url'\n";
-      }
         # run the request
+      $this->logDebug(1,__CLASS__."::".__FUNCTION__.": call '$url'");
       curl_exec($curl);
 
    
@@ -79,30 +84,23 @@ abstract class FedoraClient {
         # We need to accept both until all apps are updated to return 401.
       $http_status = curl_getinfo($curl, CURLINFO_HTTP_CODE);
       if ($http_status==401 || $http_status==403) { 
-         if ($this->debug >= 1) {
-            echo "[debug] ".__CLASS__."::".__FUNCTION__.": http_status '$http_status' Authentication failed logging in\n";
-         }
+         $this->logDebug(1,__CLASS__."::".__FUNCTION__.": http_status '$http_status' Authentication failed logging in");
          return array();
       } else if ($http_status>=400) {
-         if ($this->debug >= 1) {
-            echo "[debug] ".__CLASS__."::".__FUNCTION__.": http_status '$http_status' Unknown HTTP Server Response\n";
-         }
+         $this->logDebug(1,__CLASS__."::".__FUNCTION__.": http_status '$http_status' Unknown HTTP Server Response");
          return array();
-      } else if ($this->debug >= 2) {
-         echo "[debug] ".__CLASS__."::".__FUNCTION__.": http_status '$http_status'\n";
+      } else {
+         $this->logDebug(2,__CLASS__."::".__FUNCTION__.": http_status '$http_status'");
       }
       
-      if ($this->debug >= 1) {
-         echo "[debug] ".__CLASS__."::".__FUNCTION__.": close connexion\n";
-      }
+      $this->logDebug(1,__CLASS__."::".__FUNCTION__.": close connexion");
+
       curl_close($curl);
       return json_decode($this->data, true);
    }
    
    function receive($curl, $data) {
-      if ($this->debug >= 9) {
-         echo "[debug] ".__CLASS__."::".__FUNCTION__.": $data\n";
-      }
+      $this->logDebug(9,__CLASS__."::".__FUNCTION__.": $data");
       $this->data .= $data;
       return strlen($data);
    }
@@ -111,23 +109,24 @@ abstract class FedoraClient {
 
 
 class FedoraPkgdb extends FedoraClient {
-   private $branches = array();
    
    function __construct (array $options=array()) {
       parent::__construct('https://admin.fedoraproject.org/pkgdb/', $options);
-      if ($this->debug>=2) {
-         echo "[debug] ".__CLASS__."::".__FUNCTION__."\n";
-      }
+      $this->logDebug(3,__CLASS__."::".__FUNCTION__);
    }
    
    function getBranches($refresh=false) {
-      if (count($this->branches) && !$refresh) {
-         return $this->branches;
+      $rep = $this->cache->get(__FUNCTION__,__CLASS__);
+      if ($rep) {
+         $this->logDebug(2,__CLASS__."::".__FUNCTION__." get from cache");
+      } else {
+         $rep  =$this->sendRequest('collections');
+         $this->cache->save($rep,__FUNCTION__,__CLASS__);
+         $this->logDebug(2,__CLASS__."::".__FUNCTION__." save to cache");
       }
-      $rep  =$this->sendRequest('collections');
 
+      $this->branches = array();
       if (isset($rep['collections'])) {
-         $this->branches = array();
          foreach ($rep['collections'] as $coll) if (isset($coll[0]['branchname'])) {
             $this->branches[$coll[0]['branchname']] = $coll[0];
          }