LBRYCommunity/block-explorer
1
0
Fork 0
Code Issues 31 Pull requests 4 Projects Releases Packages Wiki Activity

add caching for api request

Browse source
This commit is contained in:
Akinwale Ariwodola 2019-12-13 15:30:55 +01:00
parent caaf528d14
commit caaa716939
1 changed files with 20 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

22
src/Controller/MainController.php
View file

@ -7,6 +7,7 @@ use Mdanter\Ecc\Crypto\Signature\Signer;
use Mdanter\Ecc\Serializer\PublicKey\PemPublicKeySerializer;
use Mdanter\Ecc\Serializer\PublicKey\DerPublicKeySerializer;
use Mdanter\Ecc\Serializer\Signature\DerSignatureSerializer;
use Cake\Cache\Cache;
use Cake\Core\Configure;
use Cake\Datasource\ConnectionManager;
use Cake\Log\Log;
@ -156,7 +157,7 @@ class MainController extends AppController {
$endLimitId = $maxClaimId;
}
$blockedList = json_decode(self::curl_get(self::blockedListUrl));
$blockedList = json_decode($this->_getBlockedList());
$claims = $this->Claims->find()->select($this->Claims)->
select(['publisher' => 'C.name', 'publisher_transaction_hash_id' => 'C.transaction_hash_id', 'publisher_vout' => 'C.vout'])->
leftJoin(['C' => 'claim'], ['C.claim_id = Claims.publisher_id'])->
@ -237,7 +238,7 @@ class MainController extends AppController {
}
// fetch blocked list
$blockedList = json_decode(self::curl_get(self::blockedListUrl));
$blockedList = json_decode($this->_getBlockedList());
$claimChannel = $this->Claims->find()->select(['transaction_hash_id', 'vout'])->where(['claim_id' => $claim->publisher_id])->first();
$claimIsBlocked = $this->_isClaimBlocked($claim, $claimChannel, $blockedList);
@ -981,6 +982,11 @@ class MainController extends AppController {
}
private function _isClaimBlocked($claim, $claimChannel, $blockedList) {
if (!$blockedList || !isset($blockedList->data)) {
// invalid blockedList response
return false;
}
$blockedOutpoints = $blockedList->data->outpoints;
$claimIsBlocked = false;
foreach ($blockedOutpoints as $outpoint) {
@ -1002,4 +1008,16 @@ class MainController extends AppController {
return $claimIsBlocked;
}
private function _getBlockedList() {
$cachedList = Cache::read('blockedList', 'api_requests');
if ($cachedList !== false) {
return $cachedList;
}
// get the result from the api
$response = self::curl_get(self::blockedListUrl);
Cache::write('blockedList', $response, 'api_requests');
return $response;
}
}