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Attempt to re-authenticate when access token expires

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This commit is contained in:
Timothy Warren 2017-06-19 15:31:24 -04:00
parent e66a9f885a
commit 6493f33faf
3 changed files with 102 additions and 2 deletions
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2
src/API/Kitsu.php
View File

@ -26,6 +26,8 @@ class Kitsu {
const AUTH_URL = 'https://kitsu.io/api/oauth/token';
const AUTH_USER_ID_KEY = 'kitsu-auth-userid';
const AUTH_TOKEN_CACHE_KEY = 'kitsu-auth-token';
const AUTH_TOKEN_EXP_CACHE_KEY = 'kitsu-auth-token-expires';
const AUTH_TOKEN_REFRESH_CACHE_KEY = 'kitsu-auth-token-refresh';
/**
* Determine whether an anime is airing, finished airing, or has not yet aired

74
src/API/Kitsu/Auth.php
View File

@ -90,13 +90,74 @@ class Auth {
$cacheItem->set($auth['access_token']);
$cacheItem->save();
// Set the token expiration in the cache
$expire_time = $auth['created_at'] + $auth['expires_in'];
$cacheItem = $this->cache->getItem(K::AUTH_TOKEN_EXP_CACHE_KEY);
$cacheItem->set($expire_time);
$cacheItem->save();
// Set the refresh token in the cache
$cacheItem = $this->cache->getItem(K::AUTH_TOKEN_REFRESH_CACHE_KEY);
$cacheItem->set($auth['refresh_token']);
$cacheItem->save();
// Set the session values
$this->segment->set('auth_token', $auth['access_token']);
$this->segment->set('auth_token_expires', $expire_time);
$this->segment->set('refresh_token', $auth['refresh_token']);
return TRUE;
}
return FALSE;
}
/**
* Make the call to re-authenticate with the existing refresh token
*
* @param string $token
* @return boolean
*/
public function reAuthenticate(string $token)
{
try
{
$auth = $this->model->reAuthenticate($token);
}
catch (Exception $e)
{
return FALSE;
}
if (FALSE !== $auth)
{
// Set the token in the cache for command line operations
$cacheItem = $this->cache->getItem(K::AUTH_TOKEN_CACHE_KEY);
$cacheItem->set($auth['access_token']);
$cacheItem->save();
// Set the token expiration in the cache
$expire_time = $auth['created_at'] + $auth['expires_in'];
$cacheItem = $this->cache->getItem(K::AUTH_TOKEN_EXP_CACHE_KEY);
$cacheItem->set($expire_time);
$cacheItem->save();
// Set the refresh token in the cache
$cacheItem = $this->cache->getItem(K::AUTH_TOKEN_REFRESH_CACHE_KEY);
$cacheItem->set($auth['refresh_token']);
$cacheItem->save();
// Set the session values
$this->segment->set('auth_token', $auth['access_token']);
$this->segment->set('auth_token_expires', $expire_time);
$this->segment->set('refresh_token', $auth['refresh_token']);
return TRUE;
}
return FALSE;
}
/**
* Check whether the current user is authenticated
*
@ -124,7 +185,18 @@ class Auth {
*/
public function get_auth_token()
{
return $this->segment->get('auth_token', FALSE);
$token = $this->segment->get('auth_token', FALSE);
$refresh_token = $this->segment->get('refresh_token', FALSE);
$isExpired = time() > $this->segment->get('auth_token_expires', 0);
// Attempt to re-authenticate with refresh token
if ($isExpired && $refresh_token)
{
$reauthenticated = $this->reAuthenticate($refresh_token);
return $this->segment->get('auth_token', FALSE);
}
return $token;
}
}
// End of KitsuAuth.php

28
src/API/Kitsu/Model.php
View File

@ -97,7 +97,7 @@ class Model {
*
* @param string $username
* @param string $password
* @return bool|string
* @return bool|array
*/
public function authenticate(string $username, string $password)
{
@ -120,6 +120,32 @@ class Model {
return FALSE;
}
/**
* Extend the current session with a refresh token
*
* @param string $token
* @return bool|array
*/
public function reAuthenticate(string $token)
{
$response = $this->getResponse('POST', K::AUTH_URL, [
'headers' => [],
'form_params' => [
'grant_type' => 'refresh_token',
'refresh_token' => $token
]
]);
$data = Json::decode((string)$response->getBody());
if (array_key_exists('access_token', $data))
{
return $data;
}
return FALSE;
}
/**
* Get the userid for a username from Kitsu
*