Fix file hash column length (#4956)

CHANGELOG.md

@@ -11,6 +11,7 @@ HumHub Changelog
 - Fix #4942: MemberOf Display in LDAP CLI Show User Details
 - Fix #4465: LDAP PHP 8 incompatibility (multiPageSearch)
 - Fix #4946: Fix migration of the default permissions
+- Fix #4956: Fix file hash column length
 
 
 1.8.0 (March 1, 2021)

protected/humhub/modules/file/migrations/m210310_103412_fix_hash.php

@@ -0,0 +1,28 @@
+<?php
+
+use yii\db\Migration;
+
+/**
+ * Class m210310_103412_fix_hash
+ */
+class m210310_103412_fix_hash extends Migration
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function safeUp()
+    {
+        $this->update('file', ['hash_sha1' => NULL]);
+        $this->alterColumn('file', 'hash_sha1', $this->string(40)->null());
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function safeDown()
+    {
+        echo "m210310_103412_fix_hash cannot be reverted.\n";
+
+        return false;
+    }
+}