Increase the length of the session id column

Signed-off-by: Joas Schilling <[email protected]>

appinfo/info.xml

@@ -16,7 +16,7 @@ And in the works for the [coming versions](https://github.com/nextcloud/spreed/m
 
 	]]></description>
 
-	<version>11.0.0-dev.6</version>
+	<version>11.0.0-dev.7</version>
 	<licence>agpl</licence>
 
 	<author>Daniel Calviño Sánchez</author>

lib/Migration/Version10000Date20201015134000.php

@@ -150,7 +150,7 @@ public function changeSchema(IOutput $output, Closure $schemaClosure, array $opt
 			// Unique key to avoid duplication issues
 			$table->addColumn('session_id', Type::STRING, [
 				'notnull' => true,
-				'length' => 255,
+				'length' => 512,
 			]);
 
 			$table->addColumn('in_call', Type::INTEGER, [

lib/Migration/Version10000Date20201015150000.php

@@ -0,0 +1,62 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2020, Joas Schilling <[email protected]>
+ *
+ * @author Joas Schilling <[email protected]>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Talk\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+/**
+ * The HPB is generating sessions longer than 255 chars. So we update the length
+ * But the install migration was fixed, so this only does something on update.
+ */
+class Version10000Date20201015150000 extends SimpleMigrationStep {
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		if ($schema->hasTable('talk_sessions')) {
+			$table = $schema->getTable('talk_sessions');
+
+			$column = $table->getColumn('session_id');
+
+			if ($column->getLength() !== 512) {
+				$column->setLength(512);
+				return $schema;
+			}
+		}
+
+		return null;
+	}
+}