Completely restored authorization_code grant for user side.

Reworked oauth_sessions table.
Added extension to use MariaDB's JSON columns.
Rewritten tests for authorization_code grant for client side.
Deprecate some old shit.
[skip ci]

common/models/Account.php

@@ -93,7 +93,7 @@ class Account extends ActiveRecord {
     }
 
     public function getOauthSessions(): ActiveQuery {
-        return $this->hasMany(OauthSession::class, ['owner_id' => 'id'])->andWhere(['owner_type' => 'user']);
+        return $this->hasMany(OauthSession::class, ['account_id' => 'id']);
     }
 
     public function getOauthClients(): OauthClientQuery {

common/models/OauthSession.php

@@ -1,38 +1,32 @@
 <?php
+declare(strict_types=1);
+
 namespace common\models;
 
-use common\components\Redis\Set;
 use Yii;
-use yii\base\NotSupportedException;
 use yii\behaviors\TimestampBehavior;
 use yii\db\ActiveQuery;
 use yii\db\ActiveRecord;
 
 /**
  * Fields:
- * @property integer     $id
- * @property string      $owner_type contains one of the OauthOwnerType constants
- * @property string|null $owner_id
- * @property string      $client_id
- * @property string      $client_redirect_uri
- * @property integer     $created_at
+ * @property int     $account_id
+ * @property string  $client_id
+ * @property int     $legacy_id
+ * @property array   $scopes
+ * @property integer $created_at
  *
  * Relations:
  * @property OauthClient $client
  * @property Account     $account
- * @property Set         $scopes
  */
 class OauthSession extends ActiveRecord {
 
     public static function tableName(): string {
-        return '{{%oauth_sessions}}';
+        return 'oauth_sessions';
     }
 
-    public static function find(): OauthSessionQuery {
-        return new OauthSessionQuery(static::class);
-    }
-
-    public function behaviors() {
+    public function behaviors(): array {
         return [
             [
                 'class' => TimestampBehavior::class,
@@ -49,39 +43,28 @@ class OauthSession extends ActiveRecord {
         return $this->hasOne(Account::class, ['id' => 'owner_id']);
     }
 
-    public function getScopes(): Set {
-        return new Set(static::getDb()->getSchema()->getRawTableName(static::tableName()), $this->id, 'scopes');
-    }
+    public function getScopes(): array {
+        if (empty($this->scopes) && $this->legacy_id !== null) {
+            return Yii::$app->redis->smembers($this->getLegacyRedisScopesKey());
+        }
 
-    public function getAccessTokens() {
-        throw new NotSupportedException('This method is possible, but not implemented');
+        return (array)$this->scopes;
     }
 
     public function beforeDelete(): bool {
-        if (!$result = parent::beforeDelete()) {
-            return $result;
+        if (!parent::beforeDelete()) {
+            return false;
         }
 
-        $this->clearScopes();
-        $this->removeRefreshToken();
+        if ($this->legacy_id !== null) {
+            Yii::$app->redis->del($this->getLegacyRedisScopesKey());
+        }
 
         return true;
     }
 
-    public function removeRefreshToken(): void {
-        /** @var \api\components\OAuth2\Repositories\RefreshTokenStorage $refreshTokensStorage */
-        // TODO: rework
-        $refreshTokensStorage = Yii::$app->oauth->getRefreshTokenStorage();
-        $refreshTokensSet = $refreshTokensStorage->sessionHash($this->id);
-        foreach ($refreshTokensSet->members() as $refreshTokenId) {
-            $refreshTokensStorage->delete($refreshTokensStorage->get($refreshTokenId));
-        }
-
-        $refreshTokensSet->delete();
-    }
-
-    public function clearScopes(): void {
-        $this->getScopes()->delete();
+    private function getLegacyRedisScopesKey(): string {
+        return "oauth:sessions:{$this->legacy_id}:scopes";
     }
 
 }

common/models/OauthSessionQuery.php

@@ -1,41 +0,0 @@
-<?php
-declare(strict_types=1);
-
-namespace common\models;
-
-use yii\db\ActiveQuery;
-
-/**
- * @see \common\models\OauthSession
- */
-class OauthSessionQuery extends ActiveQuery {
-
-    /**
-     * The owner_id field in the oauth_sessions table has a string type.
-     * If you try to search using an integer value, the MariaDB will not apply the index, which will cause
-     * a huge rows scan.
-     *
-     * After examining the query builder logic in Yii2, we managed to find a solution to bring the value
-     * that the builder will use to create a link to the string exactly before the construction
-     * and restore the original value afterwards.
-     *
-     * @param $builder
-     * @return ActiveQuery|\yii\db\Query
-     */
-    public function prepare($builder) {
-        $idHasBeenCastedToString = false;
-        if ($this->primaryModel instanceof Account && $this->link === ['owner_id' => 'id']) {
-            $this->primaryModel->id = (string)$this->primaryModel->id;
-            $idHasBeenCastedToString = true;
-        }
-
-        $query = parent::prepare($builder);
-
-        if ($idHasBeenCastedToString) {
-            $this->primaryModel->id = (int)$this->primaryModel->id;
-        }
-
-        return $query;
-    }
-
-}