Fix #3335: Queue migration broken on some database configurations

protected/humhub/docs/CHANGELOG.md

@@ -22,6 +22,7 @@ HumHub Change Log
 - Enh: Added `humhub\widgets\Link::post()` for `data-method="POST` requests
 - Fix: Use `humhub\modules\user\components\ActiveQueryUser::active()` on UserPicker fillquery by default
 - Added `relativeUrl` to notification view parameter
+- Fix #3335: Queue migration broken on some database configurations
 
 
 1.3.8  (December 10, 2018)

protected/humhub/modules/queue/migrations/m171025_142030_queue_update.php

@@ -21,7 +21,7 @@ class m171025_142030_queue_update extends Migration
 
         $this->createTable($this->tableName, [
             'id' => $this->primaryKey(),
-            'channel' => $this->string()->notNull(),
+            'channel' => $this->string(50)->notNull(),
             'job' => $this->binary()->notNull(),
             'pushed_at' => $this->integer()->notNull(),
             'ttr' => $this->integer()->notNull(),

protected/humhub/modules/queue/migrations/m190211_133045_channel_length.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * @link https://www.humhub.org/
+ * @copyright Copyright (c) 2019 HumHub GmbH & Co. KG
+ * @license https://www.humhub.com/licences
+ */
+
+use yii\db\Migration;
+
+/**
+ * Class m190211_133045_channel_length
+ */
+class m190211_133045_channel_length extends Migration
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function safeUp()
+    {
+        $this->alterColumn('queue', 'channel', $this->string(50)->notNull());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function safeDown()
+    {
+        echo "m190211_133045_channel_length cannot be reverted.\n";
+
+        return false;
+    }
+
+    /*
+    // Use up()/down() to run migration code without a transaction.
+    public function up()
+    {
+
+    }
+
+    public function down()
+    {
+        echo "m190211_133045_channel_length cannot be reverted.\n";
+
+        return false;
+    }
+    */
+}