Sphinx distributed indexes support provided

extensions/sphinx/CHANGELOG.md

@@ -6,6 +6,7 @@ Yii Framework 2 sphinx extension Change Log
 
 - Bug #3668: Escaping of the special characters at 'MATCH' statement added (klimov-paul)
 - Bug #4018: AR relation eager loading does not work with db models (klimov-paul)
+- Bug #4375: Distributed indexes support provided (klimov-paul)
 - Enh #3520: Added `unlinkAll()`-method to active record to remove all records of a model relation (NmDimas, samdark, cebe)
 - Enh #4048: Added `init` event to `ActiveQuery` classes (qiangxue)
 - Enh #4086: changedAttributes of afterSave Event now contain old values (dizews)

extensions/sphinx/Schema.php

@@ -459,12 +459,19 @@ class Schema extends Object
             }
             throw $e;
         }
-        foreach ($columns as $info) {
-            $column = $this->loadColumnSchema($info);
-            $index->columns[$column->name] = $column;
-            if ($column->isPrimaryKey) {
-                $index->primaryKey = $column->name;
+
+        if (empty($columns[0]['Agent'])) {
+            foreach ($columns as $info) {
+                $column = $this->loadColumnSchema($info);
+                $index->columns[$column->name] = $column;
+                if ($column->isPrimaryKey) {
+                    $index->primaryKey = $column->name;
+                }
             }
+        } else {
+            // Distributed index :
+            $agent = $this->getIndexSchema($columns[0]['Agent']);
+            $index->columns = $agent->columns;
         }
 
         return true;

tests/unit/data/sphinx/sphinx.conf

@@ -101,6 +101,13 @@ index yii2_test_rt_index
 }
 
 
+index yii2_test_distributed
+{
+	type			= distributed
+	local			= yii2_test_article_index
+}
+
+
 indexer
 {
 	mem_limit		= 32M

tests/unit/extensions/sphinx/QueryTest.php

@@ -324,4 +324,27 @@ class QueryTest extends SphinxTestCase
             ->all($connection);
         $this->assertNotEmpty($rows);
     }
+
+    /**
+     * @depends testRun
+     *
+     * @see https://github.com/yiisoft/yii2/issues/4375
+     */
+    public function testRunOnDistributedIndex()
+    {
+        $connection = $this->getConnection();
+
+        $query = new Query;
+        $rows = $query->from('yii2_test_distributed')
+            ->match('about')
+            ->options([
+                'cutoff' => 50,
+                'field_weights' => [
+                    'title' => 10,
+                    'content' => 3,
+                ],
+            ])
+            ->all($connection);
+        $this->assertNotEmpty($rows);
+    }
 }