X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FDatabase%2FDBStructure.php;h=914846590be264ed833d1b683013d997fc813031;hb=a98a614f402c4d43d5fa665cc2468508d1558c67;hp=9b69f7b1114143107a50fa15991666f7d58342ea;hpb=c8476f68387a030394b7d70d33268afaa95aab10;p=friendica.git

diff --git a/src/Database/DBStructure.php b/src/Database/DBStructure.php
index 9b69f7b111..914846590b 100644
--- a/src/Database/DBStructure.php
+++ b/src/Database/DBStructure.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * @copyright Copyright (C) 2020, Friendica
+ * @copyright Copyright (C) 2010-2021, the Friendica project
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -72,8 +72,15 @@ class DBStructure
 	 */
 	public static function dropTables(bool $execute)
 	{
+		$postupdate = DI::config()->get("system", "post_update_version", PostUpdate::VERSION);
+		if ($postupdate < PostUpdate::VERSION) {
+			echo DI::l10n()->t('The post update is at version %d, it has to be at %d to safely drop the tables.', $postupdate, PostUpdate::VERSION);
+			return;
+		}
+
 		$old_tables = ['fserver', 'gcign', 'gcontact', 'gcontact-relation', 'gfollower' ,'glink', 'item-delivery-data',
-		'item_id', 'poll', 'poll_result', 'queue', 'retriever_rule', 'sign', 'spam', 'term'];
+			'item-activity', 'item-content', 'item_id', 'participation', 'poll', 'poll_result', 'queue', 'retriever_rule',
+			'deliverq', 'dsprphotoq', 'ffinder', 'sign', 'spam', 'term', 'user-item', 'thread', 'item'];
 
 		$tables = DBA::selectToArray(['INFORMATION_SCHEMA' => 'TABLES'], ['TABLE_NAME'],
 			['TABLE_SCHEMA' => DBA::databaseName(), 'TABLE_TYPE' => 'BASE TABLE']);
@@ -185,6 +192,9 @@ class DBStructure
 	public static function definition($basePath, $with_addons_structure = true)
 	{
 		if (!self::$definition) {
+			if (empty($basePath)) {
+				$basePath = DI::app()->getBasePath();
+			}
 
 			$filename = $basePath . '/static/dbstructure.config.php';
 
@@ -231,6 +241,12 @@ class DBStructure
 		// Assign all field that are present in the table
 		foreach ($fieldnames as $field) {
 			if (isset($data[$field])) {
+				// Limit the length of varchar, varbinary, char and binrary fields
+				if (is_string($data[$field]) && preg_match("/char\((\d*)\)/", $definition[$table]['fields'][$field]['type'], $result)) {
+					$data[$field] = mb_substr($data[$field], 0, $result[1]);
+				} elseif (is_string($data[$field]) && preg_match("/binary\((\d*)\)/", $definition[$table]['fields'][$field]['type'], $result)) {
+					$data[$field] = substr($data[$field], 0, $result[1]);
+				}
 				$fields[$field] = $data[$field];
 			}
 		}
@@ -361,6 +377,54 @@ class DBStructure
 		return ($sql);
 	}
 
+	/**
+	 * Perform a database structure dryrun (means: just simulating)
+	 *
+	 * @throws Exception
+	 */
+	public static function dryRun()
+	{
+		self::update(DI::app()->getBasePath(), true, false);
+	}
+
+	/**
+	 * Updates DB structure and returns eventual errors messages
+	 *
+	 * @param bool $enable_maintenance_mode Set the maintenance mode
+	 * @param bool $verbose                 Display the SQL commands
+	 *
+	 * @return string Empty string if the update is successful, error messages otherwise
+	 * @throws Exception
+	 */
+	public static function performUpdate(bool $enable_maintenance_mode = true, bool $verbose = false)
+	{
+		if ($enable_maintenance_mode) {
+			DI::config()->set('system', 'maintenance', 1);
+		}
+
+		$status = self::update(DI::app()->getBasePath(), $verbose, true);
+
+		if ($enable_maintenance_mode) {
+			DI::config()->set('system', 'maintenance', 0);
+			DI::config()->set('system', 'maintenance_reason', '');
+		}
+
+		return $status;
+	}
+
+	/**
+	 * Updates DB structure from the installation and returns eventual errors messages
+	 *
+	 * @param string $basePath   The base path of this application
+	 *
+	 * @return string Empty string if the update is successful, error messages otherwise
+	 * @throws Exception
+	 */
+	public static function install(string $basePath)
+	{
+		return self::update($basePath, false, true, true);
+	}
+
 	/**
 	 * Updates DB structure and returns eventual errors messages
 	 *
@@ -373,14 +437,15 @@ class DBStructure
 	 * @return string Empty string if the update is successful, error messages otherwise
 	 * @throws Exception
 	 */
-	public static function update($basePath, $verbose, $action, $install = false, array $tables = null, array $definition = null)
+	private static function update($basePath, $verbose, $action, $install = false, array $tables = null, array $definition = null)
 	{
-		if ($action && !$install) {
-			if (self::isUpdating()) {
-				return DI::l10n()->t('Another database update is currently running.');
-			}
+		$in_maintenance_mode = DI::config()->get('system', 'maintenance');
 
-			DI::config()->set('system', 'maintenance', 1);
+		if ($action && !$install && self::isUpdating()) {
+			return DI::l10n()->t('Another database update is currently running.');
+		}
+
+		if ($in_maintenance_mode) {
 			DI::config()->set('system', 'maintenance_reason', DI::l10n()->t('%s: Database update', DateTimeFormat::utcNow() . ' ' . date('e')));
 		}
 
@@ -680,7 +745,7 @@ class DBStructure
 				}
 
 				if ($action) {
-					if (!$install) {
+					if ($in_maintenance_mode) {
 						DI::config()->set('system', 'maintenance_reason', DI::l10n()->t('%s: updating %s table.', DateTimeFormat::utcNow() . ' ' . date('e'), $name));
 					}
 
@@ -737,9 +802,6 @@ class DBStructure
 		self::checkInitialValues();
 
 		if ($action && !$install) {
-			DI::config()->set('system', 'maintenance', 0);
-			DI::config()->set('system', 'maintenance_reason', '');
-
 			if ($errors) {
 				DI::config()->set('system', 'dbupdate', self::UPDATE_FAILED);
 			} else {
@@ -1179,7 +1241,7 @@ class DBStructure
 			} elseif ($verbose) {
 				echo "Zero permissionset already added\n";
 			}
-			if (!self::existsForeignKeyForField('item', 'psid')) {
+			if (self::existsTable('item') && !self::existsForeignKeyForField('item', 'psid')) {
 				$sets = DBA::p("SELECT `psid`, `item`.`uid`, `item`.`private` FROM `item`
 					LEFT JOIN `permissionset` ON `permissionset`.`id` = `item`.`psid`
 					WHERE `permissionset`.`id` IS NULL AND NOT `psid` IS NULL");