add auth_type param to fix issue 1789 (#1790)

I added   auth_type option to resolve the problem of duplicate requests in [1789 issue](#1789 "1789 issue")
```php
        'auth_type' => null //basic, digest, gssnegotiate, ntlm
```

CHANGELOG.md

@@ -7,12 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased](https://github.com/ruflin/Elastica/compare/7.0.0...master)
 ### Backward Compatibility Breaks
 ### Added
-
+* Ability to specify the type of authentication manually by the `auth_type` parameter (in the client class config) was added (allowed values are `basic, digest, gssnegotiate, ntlm`)
 ### Changed
 
 ### Deprecated
 ### Removed
 ### Fixed
+* fixed issue [1789](https://github.com/ruflin/Elastica/issues/1789)
 ### Security
 
 
@@ -32,7 +33,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * The `Terms` Query's constructor now requires the `field` and `terms` properties.
 
 ### Added
-* Added `AbstractTermsAggregation::setIncludeAsExactMatch()` [#1766](https://github.com/ruflin/Elastica/pull/1766) 
+* Added `AbstractTermsAggregation::setIncludeAsExactMatch()` [#1766](https://github.com/ruflin/Elastica/pull/1766)
 * Added `AbstractTermsAggregation::setExcludeAsExactMatch()` [#1766](https://github.com/ruflin/Elastica/pull/1766)
 * Added `AbstractTermsAggregation::setIncludeWithPartitions()` [#1766](https://github.com/ruflin/Elastica/pull/1766)
 * Added `Elastica\Reindex->setPipeline(Elastica\Pipeline $pipeline): void`. The link between the reindex and the pipeline is solved when `run()` is called, and thus the pipeline given doesn't need to be created before calling `setPipeline()` [#1752](https://github.com/ruflin/Elastica/pull/1752)

src/ClientConfiguration.php

@@ -28,12 +28,13 @@ class ClientConfiguration
         'transport' => null,
         'persistent' => true,
         'timeout' => null,
-        'connections' => [], // host, port, path, transport, compression, persistent, timeout, username, password, config -> (curl, headers, url)
+        'connections' => [], // host, port, path, transport, compression, persistent, timeout, username, password, auth_type, config -> (curl, headers, url)
         'roundRobin' => false,
         'retryOnConflict' => 0,
         'bigintConversion' => false,
         'username' => null,
         'password' => null,
+        'auth_type' => null, //basic, digest, gssnegotiate, ntlm
     ];
 
     /**
@@ -82,6 +83,10 @@ public static function fromDsn(string $dsn): self
             $clientConfiguration->set('password', \urldecode($parsedDsn['pass']));
         }
 
+        if (isset($parsedDsn['pass'], $parsedDsn['user'])) {
+            $clientConfiguration->set('auth_type', 'basic');
+        }
+
         if (isset($parsedDsn['port'])) {
             $clientConfiguration->set('port', $parsedDsn['port']);
         }

src/Connection.php

@@ -355,4 +355,12 @@ public function getPassword()
     {
         return $this->hasParam('password') ? $this->getParam('password') : null;
     }
+
+    /**
+     * @return string AuthType
+     */
+    public function getAuthType()
+    {
+        return $this->hasParam('auth_type') ? \strtolower($this->getParam('auth_type')) : null;
+    }
 }

src/Transport/Http.php

@@ -104,7 +104,7 @@ public function exec(Request $request, array $params): Response
         $username = $connection->getUsername();
         $password = $connection->getPassword();
         if (null !== $username && null !== $password) {
-            \curl_setopt($conn, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
+            \curl_setopt($conn, CURLOPT_HTTPAUTH, $this->_getAuthType());
             \curl_setopt($conn, CURLOPT_USERPWD, "{$username}:{$password}");
         }
 
@@ -222,4 +222,24 @@ protected function _getConnection(bool $persistent = true)
 
         return self::$_curlConnection;
     }
+
+    protected function _getAuthType()
+    {
+        switch ($this->_connection->getAuthType()) {
+            case 'digest':
+                return CURLAUTH_DIGEST;
+                break;
+            case 'gssnegotiate':
+                return CURLAUTH_GSSNEGOTIATE;
+                break;
+            case 'ntlm':
+                return CURLAUTH_NTLM;
+                break;
+            case 'basic':
+                return CURLAUTH_BASIC;
+                break;
+            default:
+                return CURLAUTH_ANY;
+        }
+    }
 }

tests/ClientConfigurationTest.php

@@ -39,6 +39,7 @@ public function testFromSimpleDsn(): void
             'bigintConversion' => false,
             'username' => null,
             'password' => null,
+            'auth_type' => null,
         ];
 
         $this->assertEquals($expected, $configuration->getAll());
@@ -62,6 +63,7 @@ public function testFromDsnWithParameters(): void
             'bigintConversion' => true,
             'username' => 'user',
             'password' => 'p4ss',
+            'auth_type' => 'basic',
             'extra' => 'abc',
         ];
 
@@ -87,6 +89,7 @@ public function testFromEmptyArray(): void
             'bigintConversion' => false,
             'username' => null,
             'password' => null,
+            'auth_type' => null,
         ];
 
         $this->assertEquals($expected, $configuration->getAll());
@@ -114,6 +117,7 @@ public function testFromArray(): void
             'bigintConversion' => false,
             'username' => 'Jdoe',
             'password' => null,
+            'auth_type' => null,
             'extra' => 'abc',
         ];
 
@@ -147,6 +151,7 @@ public function testGet(): void
             'bigintConversion' => false,
             'username' => null,
             'password' => null,
+            'auth_type' => null,
         ];
 
         $this->assertEquals($expected, $configuration->get(''));

tests/ClientTest.php

@@ -40,6 +40,7 @@ public function testConstructWithDsn(): void
             'bigintConversion' => false,
             'username' => 'user',
             'password' => 'p4ss',
+            'auth_type' => 'basic',
             'connectionStrategy' => 'Simple',
         ];