3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Database;
25 use Friendica\Core\Logger;
27 use Friendica\Model\Item;
28 use Friendica\Model\User;
29 use Friendica\Util\DateTimeFormat;
30 use Friendica\Util\Writer\DbaDefinitionSqlWriter;
33 * This class contains functions that doesn't need to know if pdo, mysqli or whatever is used.
37 const UPDATE_NOT_CHECKED = 0; // Database check wasn't executed before
38 const UPDATE_SUCCESSFUL = 1; // Database check was successful
39 const UPDATE_FAILED = 2; // Database check failed
41 const RENAME_COLUMN = 0;
42 const RENAME_PRIMARY_KEY = 1;
45 * Set a database version to trigger update functions
47 * @param string $version
50 public static function setDatabaseVersion(string $version)
52 if (!is_numeric($version)) {
53 throw new \Asika\SimpleConsole\CommandArgsException('The version number must be numeric');
56 DI::keyValue()->set('build', $version);
57 echo DI::l10n()->t('The database version had been set to %s.', $version);
63 * @param boolean $execute
66 public static function dropTables(bool $execute)
68 $postupdate = DI::keyValue()->get('post_update_version') ?? PostUpdate::VERSION;
69 if ($postupdate < PostUpdate::VERSION) {
70 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);
74 $old_tables = ['fserver', 'gcign', 'gcontact', 'gcontact-relation', 'gfollower' ,'glink', 'item-delivery-data',
75 'item-activity', 'item-content', 'item_id', 'participation', 'poll', 'poll_result', 'queue', 'retriever_rule',
76 'deliverq', 'dsprphotoq', 'ffinder', 'sign', 'spam', 'term', 'user-item', 'thread', 'item', 'challenge',
77 'auth_codes', 'tokens', 'clients', 'profile_check', 'host', 'conversation', 'fcontact'];
79 $tables = DBA::selectToArray('INFORMATION_SCHEMA.TABLES', ['TABLE_NAME'],
80 ['TABLE_SCHEMA' => DBA::databaseName(), 'TABLE_TYPE' => 'BASE TABLE']);
83 echo DI::l10n()->t('No unused tables found.');
88 echo DI::l10n()->t('These tables are not used for friendica and will be deleted when you execute "dbstructure drop -e":') . "\n\n";
91 foreach ($old_tables as $table) {
92 if (in_array($table, array_column($tables, 'TABLE_NAME'))) {
94 $sql = 'DROP TABLE ' . DBA::quoteIdentifier($table) . ';';
97 $result = DBA::e($sql);
98 if (!DBA::isResult($result)) {
99 self::printUpdateError($sql);
109 * Converts all tables from MyISAM/InnoDB Antelope to InnoDB Barracuda
111 public static function convertToInnoDB()
113 $tables = DBA::selectToArray(
114 'information_schema.tables',
116 ['engine' => 'MyISAM', 'table_schema' => DBA::databaseName()]
119 $tables = array_merge($tables, DBA::selectToArray(
120 'information_schema.tables',
122 ['engine' => 'InnoDB', 'ROW_FORMAT' => ['COMPACT', 'REDUNDANT'], 'table_schema' => DBA::databaseName()]
125 if (!DBA::isResult($tables)) {
126 echo DI::l10n()->t('There are no tables on MyISAM or InnoDB with the Antelope file format.') . "\n";
130 foreach ($tables as $table) {
131 $sql = "ALTER TABLE " . DBA::quoteIdentifier($table['table_name']) . " ENGINE=InnoDB ROW_FORMAT=DYNAMIC;";
134 $result = DBA::e($sql);
135 if (!DBA::isResult($result)) {
136 self::printUpdateError($sql);
142 * Print out database error messages
144 * @param string $message Message to be added to the error message
146 * @return string Error message
148 private static function printUpdateError(string $message): string
150 echo DI::l10n()->t("\nError %d occurred during database update:\n%s\n",
151 DBA::errorNo(), DBA::errorMessage());
153 return DI::l10n()->t('Errors encountered performing database changes: ') . $message . '<br />';
157 * Perform a database structure dryrun (means: just simulating)
159 * @return string Empty string if the update is successful, error messages otherwise
162 public static function dryRun(): string
164 return self::update(true, false);
168 * Updates DB structure and returns eventual errors messages
170 * @param bool $enable_maintenance_mode Set the maintenance mode
171 * @param bool $verbose Display the SQL commands
173 * @return string Empty string if the update is successful, error messages otherwise
176 public static function performUpdate(bool $enable_maintenance_mode = true, bool $verbose = false): string
178 if ($enable_maintenance_mode) {
179 DI::config()->set('system', 'maintenance', 1);
182 $status = self::update($verbose, true);
184 if ($enable_maintenance_mode) {
185 DI::config()->set('system', 'maintenance', 0);
186 DI::config()->set('system', 'maintenance_reason', '');
193 * Updates DB structure from the installation and returns eventual errors messages
195 * @return string Empty string if the update is successful, error messages otherwise
198 public static function install(): string
200 return self::update(false, true, true);
204 * Updates DB structure and returns eventual errors messages
206 * @param bool $verbose
207 * @param bool $action Whether to actually apply the update
208 * @param bool $install Is this the initial update during the installation?
209 * @param array $tables An array of the database tables
210 * @param array $definition An array of the definition tables
211 * @return string Empty string if the update is successful, error messages otherwise
214 private static function update(bool $verbose, bool $action, bool $install = false, array $tables = null, array $definition = null): string
216 $in_maintenance_mode = DI::config()->get('system', 'maintenance');
218 if ($action && !$install && self::isUpdating()) {
219 return DI::l10n()->t('Another database update is currently running.');
222 if ($in_maintenance_mode) {
223 DI::config()->set('system', 'maintenance_reason', DI::l10n()->t('%s: Database update', DateTimeFormat::utcNow() . ' ' . date('e')));
226 // ensure that all initial values exist. This test has to be done prior and after the structure check.
227 // Prior is needed if the specific tables already exists - after is needed when they had been created.
228 self::checkInitialValues();
232 Logger::info('updating structure');
234 // Get the current structure
237 if (is_null($tables)) {
238 $tables = DBA::toArray(DBA::p("SHOW TABLES"));
241 if (DBA::isResult($tables)) {
242 foreach ($tables as $table) {
243 $table = current($table);
245 Logger::info('updating structure', ['table' => $table]);
246 $database[$table] = self::tableStructure($table);
250 // Get the definition
251 if (is_null($definition)) {
252 // just for Update purpose, reload the DBA definition with addons to explicit get the whole definition
253 $definition = DI::dbaDefinition()->load(true)->getAll();
256 // MySQL >= 5.7.4 doesn't support the IGNORE keyword in ALTER TABLE statements
257 if ((version_compare(DBA::serverInfo(), '5.7.4') >= 0) &&
258 !(strpos(DBA::serverInfo(), 'MariaDB') !== false)) {
265 foreach ($definition as $name => $structure) {
266 $is_new_table = false;
268 if (!isset($database[$name])) {
269 $sql = DbaDefinitionSqlWriter::createTable($name, $structure, $verbose, $action);
275 if (!DBA::isResult($r)) {
276 $errors .= self::printUpdateError($name);
279 $is_new_table = true;
282 * Drop the index if it isn't present in the definition
283 * or the definition differ from current status
284 * and index name doesn't start with "local_"
286 foreach ($database[$name]["indexes"] as $indexName => $fieldNames) {
287 $current_index_definition = implode(",", $fieldNames);
288 if (isset($structure["indexes"][$indexName])) {
289 $new_index_definition = implode(",", $structure["indexes"][$indexName]);
291 $new_index_definition = "__NOT_SET__";
293 if ($current_index_definition != $new_index_definition && substr($indexName, 0, 6) != 'local_') {
294 $sql2 = DbaDefinitionSqlWriter::dropIndex($indexName);
296 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
298 $sql3 .= ", " . $sql2;
302 // Compare the field structure field by field
303 foreach ($structure["fields"] as $fieldName => $parameters) {
304 if (!isset($database[$name]["fields"][$fieldName])) {
305 $sql2 = DbaDefinitionSqlWriter::addTableField($fieldName, $parameters);
307 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
309 $sql3 .= ", " . $sql2;
312 // Compare the field definition
313 $field_definition = $database[$name]["fields"][$fieldName];
315 // Remove the relation data that is used for the referential integrity
316 unset($parameters['relation']);
317 unset($parameters['foreign']);
319 // We change the collation after the indexes had been changed.
320 // This is done to avoid index length problems.
321 // So here we always ensure that there is no need to change it.
322 unset($parameters['Collation']);
323 unset($field_definition['Collation']);
325 // Only update the comment when it is defined
326 if (!isset($parameters['comment'])) {
327 $parameters['comment'] = "";
330 $current_field_definition = DBA::cleanQuery(implode(",", $field_definition));
331 $new_field_definition = DBA::cleanQuery(implode(",", $parameters));
332 if ($current_field_definition != $new_field_definition) {
333 $sql2 = DbaDefinitionSqlWriter::modifyTableField($fieldName, $parameters);
335 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
337 $sql3 .= ", " . $sql2;
345 * Create the index if the index don't exists in database
346 * or the definition differ from the current status.
347 * Don't create keys if table is new
349 if (!$is_new_table) {
350 foreach ($structure["indexes"] as $indexName => $fieldNames) {
351 if (isset($database[$name]["indexes"][$indexName])) {
352 $current_index_definition = implode(",", $database[$name]["indexes"][$indexName]);
354 $current_index_definition = "__NOT_SET__";
356 $new_index_definition = implode(",", $fieldNames);
357 if ($current_index_definition != $new_index_definition) {
358 $sql2 = DbaDefinitionSqlWriter::createIndex($indexName, $fieldNames);
362 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
364 $sql3 .= ", " . $sql2;
370 $existing_foreign_keys = $database[$name]['foreign_keys'];
373 // Compare the field structure field by field
374 foreach ($structure["fields"] as $fieldName => $parameters) {
375 if (empty($parameters['foreign'])) {
379 $constraint = self::getConstraintName($name, $fieldName, $parameters);
381 unset($existing_foreign_keys[$constraint]);
383 if (empty($database[$name]['foreign_keys'][$constraint])) {
384 $sql2 = DbaDefinitionSqlWriter::addForeignKey($fieldName, $parameters);
387 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
389 $sql3 .= ", " . $sql2;
394 foreach ($existing_foreign_keys as $param) {
395 $sql2 = DbaDefinitionSqlWriter::dropForeignKey($param['CONSTRAINT_NAME']);
398 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
400 $sql3 .= ", " . $sql2;
404 if (isset($database[$name]["table_status"]["TABLE_COMMENT"])) {
405 $structurecomment = $structure["comment"] ?? '';
406 if ($database[$name]["table_status"]["TABLE_COMMENT"] != $structurecomment) {
407 $sql2 = "COMMENT = '" . DBA::escape($structurecomment) . "'";
410 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
412 $sql3 .= ", " . $sql2;
417 if (isset($database[$name]["table_status"]["ENGINE"]) && isset($structure['engine'])) {
418 if ($database[$name]["table_status"]["ENGINE"] != $structure['engine']) {
419 $sql2 = "ENGINE = '" . DBA::escape($structure['engine']) . "'";
422 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
424 $sql3 .= ", " . $sql2;
429 if (isset($database[$name]["table_status"]["TABLE_COLLATION"])) {
430 if ($database[$name]["table_status"]["TABLE_COLLATION"] != 'utf8mb4_general_ci') {
431 $sql2 = "DEFAULT COLLATE utf8mb4_general_ci";
434 $sql3 = "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
436 $sql3 .= ", " . $sql2;
445 // Now have a look at the field collations
446 // Compare the field structure field by field
447 foreach ($structure["fields"] as $fieldName => $parameters) {
448 // Compare the field definition
449 $field_definition = ($database[$name]["fields"][$fieldName] ?? '') ?: ['Collation' => ''];
451 // Define the default collation if not given
452 if (!isset($parameters['Collation']) && !empty($field_definition['Collation'])) {
453 $parameters['Collation'] = 'utf8mb4_general_ci';
455 $parameters['Collation'] = null;
458 if ($field_definition['Collation'] != $parameters['Collation']) {
459 $sql2 = DbaDefinitionSqlWriter::modifyTableField($fieldName, $parameters);
460 if (($sql3 == "") || (substr($sql3, -2, 2) == "; ")) {
461 $sql3 .= "ALTER" . $ignore . " TABLE `" . $name . "` " . $sql2;
463 $sql3 .= ", " . $sql2;
470 if (substr($sql3, -2, 2) != "; ") {
479 if ($in_maintenance_mode) {
480 DI::config()->set('system', 'maintenance_reason', DI::l10n()->t('%s: updating %s table.', DateTimeFormat::utcNow() . ' ' . date('e'), $name));
484 if (!DBA::isResult($r)) {
485 $errors .= self::printUpdateError($sql3);
491 View::create(false, $action);
493 self::checkInitialValues();
495 if ($action && !$install) {
497 DI::config()->set('system', 'dbupdate', self::UPDATE_FAILED);
499 DI::config()->set('system', 'dbupdate', self::UPDATE_SUCCESSFUL);
507 * Returns an array with table structure information
509 * @param string $table Name of table
510 * @return array Table structure information
512 private static function tableStructure(string $table): array
514 // This query doesn't seem to be executable as a prepared statement
515 $indexes = DBA::toArray(DBA::p("SHOW INDEX FROM " . DBA::quoteIdentifier($table)));
517 $fields = DBA::selectToArray('INFORMATION_SCHEMA.COLUMNS',
518 ['COLUMN_NAME', 'COLUMN_TYPE', 'IS_NULLABLE', 'COLUMN_DEFAULT', 'EXTRA',
519 'COLUMN_KEY', 'COLLATION_NAME', 'COLUMN_COMMENT'],
520 ["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ?",
521 DBA::databaseName(), $table]);
523 $foreign_keys = DBA::selectToArray('INFORMATION_SCHEMA.KEY_COLUMN_USAGE',
524 ['COLUMN_NAME', 'CONSTRAINT_NAME', 'REFERENCED_TABLE_NAME', 'REFERENCED_COLUMN_NAME'],
525 ["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ? AND `REFERENCED_TABLE_SCHEMA` IS NOT NULL",
526 DBA::databaseName(), $table]);
528 $table_status = DBA::selectFirst('INFORMATION_SCHEMA.TABLES',
529 ['ENGINE', 'TABLE_COLLATION', 'TABLE_COMMENT'],
530 ["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ?",
531 DBA::databaseName(), $table]);
537 if (DBA::isResult($foreign_keys)) {
538 foreach ($foreign_keys as $foreign_key) {
539 $parameters = ['foreign' => [$foreign_key['REFERENCED_TABLE_NAME'] => $foreign_key['REFERENCED_COLUMN_NAME']]];
540 $constraint = self::getConstraintName($table, $foreign_key['COLUMN_NAME'], $parameters);
541 $foreigndata[$constraint] = $foreign_key;
545 if (DBA::isResult($indexes)) {
546 foreach ($indexes as $index) {
547 if ($index["Key_name"] != "PRIMARY" && $index["Non_unique"] == "0" && !isset($indexdata[$index["Key_name"]])) {
548 $indexdata[$index["Key_name"]] = ["UNIQUE"];
551 if ($index["Index_type"] == "FULLTEXT" && !isset($indexdata[$index["Key_name"]])) {
552 $indexdata[$index["Key_name"]] = ["FULLTEXT"];
555 $column = $index["Column_name"];
557 if ($index["Sub_part"] != "") {
558 $column .= "(" . $index["Sub_part"] . ")";
561 $indexdata[$index["Key_name"]][] = $column;
566 if (DBA::isResult($fields)) {
567 foreach ($fields as $field) {
568 $search = ['tinyint(1)', 'tinyint(3) unsigned', 'tinyint(4)', 'smallint(5) unsigned', 'smallint(6)', 'mediumint(8) unsigned', 'mediumint(9)', 'bigint(20)', 'int(10) unsigned', 'int(11)'];
569 $replace = ['boolean', 'tinyint unsigned', 'tinyint', 'smallint unsigned', 'smallint', 'mediumint unsigned', 'mediumint', 'bigint', 'int unsigned', 'int'];
570 $field['COLUMN_TYPE'] = str_replace($search, $replace, $field['COLUMN_TYPE']);
572 $fielddata[$field['COLUMN_NAME']]['type'] = $field['COLUMN_TYPE'];
574 if ($field['IS_NULLABLE'] == 'NO') {
575 $fielddata[$field['COLUMN_NAME']]['not null'] = true;
578 if (isset($field['COLUMN_DEFAULT']) && ($field['COLUMN_DEFAULT'] != 'NULL')) {
579 $fielddata[$field['COLUMN_NAME']]['default'] = trim($field['COLUMN_DEFAULT'], "'");
582 if (!empty($field['EXTRA'])) {
583 $fielddata[$field['COLUMN_NAME']]['extra'] = $field['EXTRA'];
586 if ($field['COLUMN_KEY'] == 'PRI') {
587 $fielddata[$field['COLUMN_NAME']]['primary'] = true;
590 $fielddata[$field['COLUMN_NAME']]['Collation'] = $field['COLLATION_NAME'];
591 $fielddata[$field['COLUMN_NAME']]['comment'] = $field['COLUMN_COMMENT'];
596 'fields' => $fielddata,
597 'indexes' => $indexdata,
598 'foreign_keys' => $foreigndata,
599 'table_status' => $table_status
603 private static function getConstraintName(string $tableName, string $fieldName, array $parameters): string
605 $foreign_table = array_keys($parameters['foreign'])[0];
606 $foreign_field = array_values($parameters['foreign'])[0];
608 return $tableName . '-' . $fieldName. '-' . $foreign_table. '-' . $foreign_field;
612 * Renames columns or the primary key of a table
614 * @todo You cannot rename a primary key if "auto increment" is set
616 * @param string $table Table name
617 * @param array $columns Columns Syntax for Rename: [ $old1 => [ $new1, $type1 ], $old2 => [ $new2, $type2 ], ... ]
618 * Syntax for Primary Key: [ $col1, $col2, ...]
619 * @param int $type The type of renaming (Default is Column)
621 * @return boolean Was the renaming successful?
624 public static function rename(string $table, array $columns, int $type = self::RENAME_COLUMN): bool
626 if (empty($table) || empty($columns)) {
630 if (!is_array($columns)) {
634 $table = DBA::escape($table);
636 $sql = "ALTER TABLE `" . $table . "`";
638 case self::RENAME_COLUMN:
639 if (!self::existsColumn($table, array_keys($columns))) {
642 $sql .= implode(',', array_map(
643 function ($to, $from) {
644 return " CHANGE `" . $from . "` `" . $to[0] . "` " . $to[1];
650 case self::RENAME_PRIMARY_KEY:
651 if (!self::existsColumn($table, $columns)) {
654 $sql .= " DROP PRIMARY KEY, ADD PRIMARY KEY(`" . implode('`, `', $columns) . "`)";
662 $stmt = DBA::p($sql);
664 if (is_bool($stmt)) {
676 * Check if the columns of the table exists
678 * @param string $table Table name
679 * @param array $columns Columns to check ( Syntax: [ $col1, $col2, .. ] )
681 * @return boolean Does the table exist?
684 public static function existsColumn(string $table, array $columns = []): bool
690 if (is_null($columns) || empty($columns)) {
691 return self::existsTable($table);
694 $table = DBA::escape($table);
696 foreach ($columns as $column) {
697 $sql = "SHOW COLUMNS FROM `" . $table . "` LIKE '" . $column . "';";
699 $stmt = DBA::p($sql);
701 if (is_bool($stmt)) {
704 $retval = (DBA::numRows($stmt) > 0);
718 * Check if a foreign key exists for the given table field
720 * @param string $table Table name
721 * @param string $field Field name
722 * @return boolean Wether a foreign key exists
724 public static function existsForeignKeyForField(string $table, string $field): bool
726 return DBA::exists('INFORMATION_SCHEMA.KEY_COLUMN_USAGE',
727 ["`TABLE_SCHEMA` = ? AND `TABLE_NAME` = ? AND `COLUMN_NAME` = ? AND `REFERENCED_TABLE_SCHEMA` IS NOT NULL",
728 DBA::databaseName(), $table, $field]);
732 * Check if a table exists
734 * @param string $table Single table name (please loop yourself)
735 * @return boolean Does the table exist?
738 public static function existsTable(string $table): bool
744 $condition = ['table_schema' => DBA::databaseName(), 'table_name' => $table];
746 return DBA::exists('information_schema.tables', $condition);
750 * Returns the columns of a table
752 * @param string $table Table name
754 * @return array An array of the table columns
757 public static function getColumns(string $table): array
759 $stmtColumns = DBA::p("SHOW COLUMNS FROM `" . $table . "`");
760 return DBA::toArray($stmtColumns);
764 * Check if initial database values do exist - or create them
766 * @param bool $verbose Whether to output messages
769 public static function checkInitialValues(bool $verbose = false)
771 if (self::existsTable('verb')) {
772 if (!DBA::exists('verb', ['id' => 1])) {
773 foreach (Item::ACTIVITIES as $index => $activity) {
774 DBA::insert('verb', ['id' => $index + 1, 'name' => $activity], Database::INSERT_IGNORE);
777 echo "verb: activities added\n";
779 } elseif ($verbose) {
780 echo "verb: activities already added\n";
783 if (!DBA::exists('verb', ['id' => 0])) {
784 DBA::insert('verb', ['name' => '']);
785 $lastid = DBA::lastInsertId();
787 DBA::update('verb', ['id' => 0], ['id' => $lastid]);
789 echo "Zero verb added\n";
792 } elseif ($verbose) {
793 echo "Zero verb already added\n";
795 } elseif ($verbose) {
796 echo "verb: Table not found\n";
799 if (self::existsTable('user') && !DBA::exists('user', ['uid' => 0])) {
802 'page-flags' => User::PAGE_FLAGS_SOAPBOX,
803 'account-type' => User::ACCOUNT_TYPE_RELAY,
805 DBA::insert('user', $user);
806 $lastid = DBA::lastInsertId();
808 DBA::update('user', ['uid' => 0], ['uid' => $lastid]);
810 echo "Zero user added\n";
813 } elseif (self::existsTable('user') && $verbose) {
814 echo "Zero user already added\n";
815 } elseif ($verbose) {
816 echo "user: Table not found\n";
819 if (self::existsTable('contact') && !DBA::exists('contact', ['id' => 0])) {
820 DBA::insert('contact', ['nurl' => '']);
821 $lastid = DBA::lastInsertId();
823 DBA::update('contact', ['id' => 0], ['id' => $lastid]);
825 echo "Zero contact added\n";
828 } elseif (self::existsTable('contact') && $verbose) {
829 echo "Zero contact already added\n";
830 } elseif ($verbose) {
831 echo "contact: Table not found\n";
834 if (self::existsTable('tag') && !DBA::exists('tag', ['id' => 0])) {
835 DBA::insert('tag', ['name' => '']);
836 $lastid = DBA::lastInsertId();
838 DBA::update('tag', ['id' => 0], ['id' => $lastid]);
840 echo "Zero tag added\n";
843 } elseif (self::existsTable('tag') && $verbose) {
844 echo "Zero tag already added\n";
845 } elseif ($verbose) {
846 echo "tag: Table not found\n";
849 if (self::existsTable('permissionset')) {
850 if (!DBA::exists('permissionset', ['id' => 0])) {
851 DBA::insert('permissionset', ['allow_cid' => '', 'allow_gid' => '', 'deny_cid' => '', 'deny_gid' => '']);
852 $lastid = DBA::lastInsertId();
854 DBA::update('permissionset', ['id' => 0], ['id' => $lastid]);
856 echo "Zero permissionset added\n";
859 } elseif ($verbose) {
860 echo "Zero permissionset already added\n";
862 if (self::existsTable('item') && !self::existsForeignKeyForField('item', 'psid')) {
863 $sets = DBA::p("SELECT `psid`, `item`.`uid`, `item`.`private` FROM `item`
864 LEFT JOIN `permissionset` ON `permissionset`.`id` = `item`.`psid`
865 WHERE `permissionset`.`id` IS NULL AND NOT `psid` IS NULL");
866 while ($set = DBA::fetch($sets)) {
867 if (($set['private'] == Item::PRIVATE) && ($set['uid'] != 0)) {
868 $owner = User::getOwnerDataById($set['uid']);
870 $permission = '<' . $owner['id'] . '>';
877 $fields = ['id' => $set['psid'], 'uid' => $set['uid'], 'allow_cid' => $permission,
878 'allow_gid' => '', 'deny_cid' => '', 'deny_gid' => ''];
879 DBA::insert('permissionset', $fields);
883 } elseif ($verbose) {
884 echo "permissionset: Table not found\n";
887 if (self::existsTable('tokens') && self::existsTable('clients') && !self::existsForeignKeyForField('tokens', 'client_id')) {
888 $tokens = DBA::p("SELECT `tokens`.`id` FROM `tokens`
889 LEFT JOIN `clients` ON `clients`.`client_id` = `tokens`.`client_id`
890 WHERE `clients`.`client_id` IS NULL");
891 while ($token = DBA::fetch($tokens)) {
892 DBA::delete('tokens', ['id' => $token['id']]);
899 * Checks if a database update is currently running
903 private static function isUpdating(): bool
907 $processes = DBA::select('information_schema.processlist', ['info'], [
908 'db' => DBA::databaseName(),
909 'command' => ['Query', 'Execute']
912 while ($process = DBA::fetch($processes)) {
913 $parts = explode(' ', $process['info']);
914 if (in_array(strtolower(array_shift($parts)), ['alter', 'create', 'drop', 'rename'])) {
919 DBA::close($processes);