Добавлена миграция таблицы со связями триггеров и сценариев

console/migrations/m160127_123827_trigger_connection.php

+<?php
+
+use yii\db\Migration;
+use yii\db\Schema;
+
+class m160127_123827_trigger_connection extends Migration
+{
+    /*public function up()
+    {
+
+    }
+
+    public function down()
+    {
+        echo "m160127_123827_trigger_connection cannot be reverted.\n";
+
+        return false;
+    }*/
+
+    // Use safeUp/safeDown to run migration code within a transaction
+    public function safeUp()
+    {
+        $this->createTable(
+            'trigger_connection',
+            [
+                'id' => Schema::TYPE_PK,
+                'scenario_id' => Schema::TYPE_INTEGER.' NOT NULL',
+                'trigger_id' => Schema::TYPE_INTEGER.' NOT NULL'
+            ]
+        );
+        $this->addForeignKey(
+            'fk_connection_scenario_id_scenario_id',
+            'trigger_connection', 'scenario_id',
+            'trigger_scenario', 'id'
+        );
+        $this->addForeignKey(
+            'fk_connection_trigger_id_trigger_id',
+            'trigger_connection', 'trigger_id',
+            'trigger_trigger', 'id'
+        );
+    }
+
+    public function safeDown()
+    {
+        $this->dropForeignKey(
+            'fk_connection_trigger_id_trigger_id',
+            'trigger_connection'
+        );
+        $this->dropForeignKey(
+            'fk_connection_scenario_id_scenario_id',
+            'trigger_connection'
+        );
+        $this->dropTable('trigger_connection');
+    }
+}