2574 lines
91 KiB
PHP
2574 lines
91 KiB
PHP
<?php
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declare(strict_types=1);
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namespace PhpMyAdmin;
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use PhpMyAdmin\ConfigStorage\Features\DisplayFeature;
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use PhpMyAdmin\ConfigStorage\Features\RelationFeature;
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use PhpMyAdmin\ConfigStorage\Features\UiPreferencesFeature;
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use PhpMyAdmin\ConfigStorage\Relation;
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use PhpMyAdmin\Database\Triggers;
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use PhpMyAdmin\Dbal\Connection;
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use PhpMyAdmin\Html\Generator;
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use PhpMyAdmin\Html\MySQLDocumentation;
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use PhpMyAdmin\Plugins\Export\ExportSql;
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use PhpMyAdmin\Query\Compatibility;
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use PhpMyAdmin\Query\Generator as QueryGenerator;
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use PhpMyAdmin\SqlParser\Components\Expression;
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use PhpMyAdmin\SqlParser\Components\OptionsArray;
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use PhpMyAdmin\SqlParser\Context;
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use PhpMyAdmin\SqlParser\Parser;
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use PhpMyAdmin\SqlParser\Statements\AlterStatement;
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use PhpMyAdmin\SqlParser\Statements\CreateStatement;
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use PhpMyAdmin\SqlParser\Statements\DropStatement;
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use PhpMyAdmin\SqlParser\Utils\Table as TableUtils;
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use Stringable;
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use function __;
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use function array_key_exists;
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use function array_keys;
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use function array_map;
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use function array_merge;
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use function count;
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use function end;
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use function explode;
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use function htmlspecialchars;
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use function implode;
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use function in_array;
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use function intval;
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use function is_array;
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use function is_numeric;
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use function is_string;
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use function json_decode;
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use function json_encode;
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use function mb_stripos;
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use function mb_strlen;
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use function mb_substr;
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use function preg_match;
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use function preg_replace;
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use function rtrim;
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use function sprintf;
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use function str_contains;
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use function str_replace;
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use function stripos;
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use function strtolower;
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use function strtoupper;
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use function substr;
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use function substr_compare;
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use function trigger_error;
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use function trim;
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use const E_USER_WARNING;
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/**
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* Handles everything related to tables
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*
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* @todo make use of Message and Error
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*/
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class Table implements Stringable
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{
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/**
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* UI preferences properties
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*/
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public const PROP_SORTED_COLUMN = 'sorted_col';
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public const PROP_COLUMN_ORDER = 'col_order';
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public const PROP_COLUMN_VISIB = 'col_visib';
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/** @var string engine (innodb, myisam, bdb, ...) */
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public string $engine = '';
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/** @var string type (view, base table, system view) */
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public string $type = '';
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/** @var array UI preferences */
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public array $uiprefs = [];
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/** @var array errors occurred */
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public array $errors = [];
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/** @var array messages */
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public array $messages = [];
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/** @var string table name */
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protected string $name = '';
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/** @var string database name */
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protected string $dbName = '';
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private Relation $relation;
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/**
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* @param string $tableName table name
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* @param string $dbName database name
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* @param DatabaseInterface $dbi database interface for the table
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*/
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public function __construct(string $tableName, string $dbName, protected DatabaseInterface $dbi)
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{
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$this->name = $tableName;
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$this->dbName = $dbName;
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$this->relation = new Relation($this->dbi);
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}
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/**
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* returns table name
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*
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* @see Table::getName()
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*/
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public function __toString(): string
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{
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return $this->getName();
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}
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/**
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* Table getter
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*
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* @param string $tableName table name
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* @param string $dbName database name
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* @param DatabaseInterface $dbi database interface for the table
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*/
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public static function get(string $tableName, string $dbName, DatabaseInterface $dbi): Table
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{
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return new Table($tableName, $dbName, $dbi);
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}
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/**
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* return the last error
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*
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* @return string the last error
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*/
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public function getLastError(): string
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{
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if ($this->errors === []) {
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return '';
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}
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return end($this->errors);
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}
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/**
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* return the last message
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*
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* @return string the last message
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*/
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public function getLastMessage(): string
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{
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if ($this->messages === []) {
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return '';
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}
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return end($this->messages);
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}
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/**
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* returns table name
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*
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* @param bool $backquoted whether to quote name with backticks ``
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*
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* @return string table name
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*/
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public function getName(bool $backquoted = false): string
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{
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if ($backquoted) {
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return Util::backquote($this->name);
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}
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return $this->name;
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}
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/**
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* returns database name for this table
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*
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* @param bool $backquoted whether to quote name with backticks ``
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*
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* @return string database name for this table
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*/
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public function getDbName(bool $backquoted = false): string
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{
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if ($backquoted) {
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return Util::backquote($this->dbName);
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}
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return $this->dbName;
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}
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/**
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* returns full name for table, including database name
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*
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* @param bool $backquoted whether to quote name with backticks ``
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*/
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public function getFullName(bool $backquoted = false): string
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{
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return $this->getDbName($backquoted) . '.'
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. $this->getName($backquoted);
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}
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/**
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* Checks the storage engine used to create table
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*
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* @param string[]|string $engine Checks the table engine against an
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* array of engine strings or a single string, should be uppercase
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*/
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public function isEngine(array|string $engine): bool
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{
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$engine = (array) $engine;
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$tableStorageEngine = $this->getStorageEngine();
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return in_array($tableStorageEngine, $engine, true);
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}
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/**
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* returns whether the table is actually a view
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*/
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public function isView(): bool
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{
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if ($this->dbName === '' || $this->name === '') {
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return false;
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}
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// use cached data or load information with SHOW command
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if (
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$this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name]) != null
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|| $GLOBALS['cfg']['Server']['DisableIS']
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) {
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$type = $this->getStatusInfo('TABLE_TYPE');
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return $type === 'VIEW' || $type === 'SYSTEM VIEW';
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}
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// information_schema tables are 'SYSTEM VIEW's
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if ($this->dbName === 'information_schema') {
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return true;
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}
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// query information_schema
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return (bool) $this->dbi->fetchValue(
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'SELECT 1'
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. ' FROM information_schema.VIEWS'
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. ' WHERE TABLE_SCHEMA = ' . $this->dbi->quoteString($this->dbName)
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. ' AND TABLE_NAME = ' . $this->dbi->quoteString($this->name),
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);
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}
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/**
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* Returns whether the table is actually an updatable view
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*/
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public function isUpdatableView(): bool
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{
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if ($this->dbName === '' || $this->name === '') {
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return false;
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}
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return (bool) $this->dbi->fetchValue(
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'SELECT 1'
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. ' FROM information_schema.VIEWS'
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. ' WHERE TABLE_SCHEMA = ' . $this->dbi->quoteString($this->dbName)
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. ' AND TABLE_NAME = ' . $this->dbi->quoteString($this->name)
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. ' AND IS_UPDATABLE = \'YES\'',
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);
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}
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/**
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* Checks if this is a merge table
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*
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* If the ENGINE of the table is MERGE or MRG_MYISAM (alias),
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* this is a merge table.
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*/
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public function isMerge(): bool
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{
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return $this->isEngine(['MERGE', 'MRG_MYISAM']);
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}
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/**
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* Returns full table status info, or specific if $info provided
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* this info is collected from information_schema
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*
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* @param string|null $info specific information to be fetched
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* @param bool $forceRead read new rather than serving from cache
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* @param bool $disableError if true, disables error message
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*
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* @todo DatabaseInterface::getTablesFull needs to be merged
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* somehow into this class or at least better documented
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*/
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public function getStatusInfo(
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string|null $info = null,
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bool $forceRead = false,
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bool $disableError = false,
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): mixed {
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if (! empty($_SESSION['is_multi_query'])) {
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$disableError = true;
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}
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$cachedResult = $this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name]);
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// sometimes there is only one entry (ExactRows) so
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// we have to get the table's details
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if ($cachedResult === null || $forceRead || count($cachedResult) === 1) {
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$this->dbi->getTablesFull($this->dbName, $this->name);
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$cachedResult = $this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name]);
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}
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if ($cachedResult === null) {
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// happens when we enter the table creation dialog
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// or when we really did not get any status info, for example
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// when $table === 'TABLE_NAMES' after the user tried SHOW TABLES
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return '';
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}
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if ($info === null) {
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return $cachedResult;
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}
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// array_key_exists allows for null values
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if (! array_key_exists($info, $cachedResult)) {
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if (! $disableError) {
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trigger_error(
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__('Unknown table status:') . ' ' . $info,
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E_USER_WARNING,
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);
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}
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return false;
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}
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return $this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name, $info]);
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}
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/**
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* Returns the Table storage Engine for current table.
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*
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* @return string Return storage engine info if it is set for
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* the selected table else return blank.
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*/
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public function getStorageEngine(): string
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{
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$tableStorageEngine = $this->getStatusInfo('ENGINE', false, true);
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return strtoupper((string) $tableStorageEngine);
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}
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/**
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* Returns the comments for current table.
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*
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* @return string Return comment info if it is set for the selected table or return blank.
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*/
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public function getComment(): string
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{
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$tableComment = $this->getStatusInfo('TABLE_COMMENT', false, true);
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if ($tableComment === false) {
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return '';
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}
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return $tableComment;
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}
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/**
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* Returns the collation for current table.
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*
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* @return string Return blank if collation is empty else return the collation info from table info.
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*/
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public function getCollation(): string
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{
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$tableCollation = $this->getStatusInfo('TABLE_COLLATION', false, true);
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if ($tableCollation === false) {
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return '';
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}
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return $tableCollation ?? '';
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}
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/**
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* Returns the info about no of rows for current table.
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*
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* @return int Return no of rows info if it is not null for the selected table or return 0.
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*/
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public function getNumRows(): int
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{
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$tableNumRowInfo = $this->getStatusInfo('TABLE_ROWS', false, true);
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if ($tableNumRowInfo === false) {
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$tableNumRowInfo = $this->dbi->getTable($this->dbName, $GLOBALS['showtable']['Name'])
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->countRecords(true);
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}
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return (int) $tableNumRowInfo;
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}
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/**
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* Returns the Row format for current table.
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*
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* @return string Return table row format info if it is set for the selected table or return blank.
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*/
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public function getRowFormat(): string
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{
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$tableRowFormat = $this->getStatusInfo('ROW_FORMAT', false, true);
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return is_string($tableRowFormat) ? $tableRowFormat : '';
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}
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/**
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* Returns the auto increment option for current table.
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*
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* @return string Return auto increment info if it is set for the selected table or return blank.
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*/
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public function getAutoIncrement(): string
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{
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$tableAutoIncrement = $this->getStatusInfo('AUTO_INCREMENT', false, true);
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return $tableAutoIncrement ?? '';
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}
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/**
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* Returns the array for CREATE statement for current table.
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*
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* @return array<string, string> Return options array info if it is set for the selected table or return blank.
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*/
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public function getCreateOptions(): array
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{
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$tableOptions = $this->getStatusInfo('CREATE_OPTIONS', false, true);
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$createOptionsTmp = empty($tableOptions) ? [] : explode(' ', $tableOptions);
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$createOptions = [];
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// export create options by its name as variables into global namespace
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// f.e. pack_keys=1 becomes available as $pack_keys with value of '1'
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// unset($pack_keys);
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foreach ($createOptionsTmp as $eachCreateOption) {
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$eachCreateOption = explode('=', $eachCreateOption);
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if (! isset($eachCreateOption[1])) {
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continue;
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}
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// ensure there is no ambiguity for PHP 5 and 7
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$createOptions[$eachCreateOption[0]] = $eachCreateOption[1];
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}
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// we need explicit DEFAULT value here (different from '0')
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$hasPackKeys = isset($createOptions['pack_keys']) && $createOptions['pack_keys'] !== '';
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$createOptions['pack_keys'] = $hasPackKeys ? $createOptions['pack_keys'] : 'DEFAULT';
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return $createOptions;
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}
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/**
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* generates column specification for ALTER or CREATE TABLE syntax
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*
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* @param string $name name
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* @param string $type type ('INT', 'VARCHAR', 'BIT', ...)
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* @param string $length length ('2', '5,2', '', ...)
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* @param string $attribute attribute
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* @param string $collation collation
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* @param bool|string $null with 'NULL' or 'NOT NULL'
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* @param string $defaultType whether default is CURRENT_TIMESTAMP,
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* NULL, NONE, USER_DEFINED, UUID
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* @param string $defaultValue default value for USER_DEFINED
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* default type
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* @param string $extra 'AUTO_INCREMENT'
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* @param string $comment field comment
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* @param string $virtuality virtuality of the column
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* @param string $expression expression for the virtual column
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* @param string $moveTo new position for column
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* @param array|null $columnsWithIndex Fields having PRIMARY or UNIQUE KEY indexes
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* @param string|null $oldColumnName Old column name
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*
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* @return string field specification
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*
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* @todo move into class PMA_Column
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* @todo on the interface, some js to clear the default value when the
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* default current_timestamp is checked
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*/
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public static function generateFieldSpec(
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string $name,
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string $type,
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string $length = '',
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string $attribute = '',
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string $collation = '',
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bool|string $null = false,
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string $defaultType = 'USER_DEFINED',
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string $defaultValue = '',
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string $extra = '',
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string $comment = '',
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string $virtuality = '',
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string $expression = '',
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string $moveTo = '',
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array|null $columnsWithIndex = null,
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string|null $oldColumnName = null,
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): string {
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$isTimestamp = mb_stripos($type, 'TIMESTAMP') !== false;
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$query = Util::backquote($name) . ' ' . $type;
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// allow the possibility of a length for TIME, DATETIME and TIMESTAMP
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// (will work on MySQL >= 5.6.4)
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//
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// MySQL permits a non-standard syntax for FLOAT and DOUBLE,
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// see https://dev.mysql.com/doc/refman/5.5/en/floating-point-types.html
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$pattern = '@^(DATE|TINYBLOB|TINYTEXT|BLOB|TEXT|'
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. 'MEDIUMBLOB|MEDIUMTEXT|LONGBLOB|LONGTEXT|SERIAL|BOOLEAN|UUID|JSON)$@i';
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if (
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$length !== ''
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&& ! preg_match($pattern, $type)
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&& Compatibility::isIntegersSupportLength($type, $length, $GLOBALS['dbi'])
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) {
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// Note: The variable $length here can contain several other things
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// besides length - ENUM/SET value or length of DECIMAL (eg. 12,3)
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// so we can't just convert it to integer
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$query .= '(' . $length . ')';
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}
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if ($attribute != '') {
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$query .= ' ' . $attribute;
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if ($isTimestamp && stripos($attribute, 'TIMESTAMP') !== false && $length !== '') {
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$query .= '(' . $length . ')';
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}
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}
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// if column is virtual, check if server type is Mysql as only Mysql server
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// supports extra column properties
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$isVirtualColMysql = $virtuality && Compatibility::isMySqlOrPerconaDb();
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// if column is virtual, check if server type is MariaDB as MariaDB server
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// supports no extra virtual column properties except CHARACTER SET for text column types
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$isVirtualColMariaDB = $virtuality && Compatibility::isMariaDb();
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$matches = preg_match('@^(TINYTEXT|TEXT|MEDIUMTEXT|LONGTEXT|VARCHAR|CHAR|ENUM|SET)$@i', $type);
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if ($collation !== '' && $collation !== 'NULL' && $matches) {
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$query .= Util::getCharsetQueryPart(
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$isVirtualColMariaDB ? (string) preg_replace('~_.+~s', '', $collation) : $collation,
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true,
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);
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}
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if ($virtuality) {
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$query .= ' AS (' . $expression . ') ' . $virtuality;
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}
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|
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if (! $virtuality || $isVirtualColMysql) {
|
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if ($null !== false) {
|
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if ($null === 'YES') {
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$query .= ' NULL';
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} else {
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$query .= ' NOT NULL';
|
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}
|
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}
|
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|
|
if (! $virtuality) {
|
|
switch ($defaultType) {
|
|
case 'USER_DEFINED':
|
|
if ($isTimestamp && $defaultValue === '0') {
|
|
// a TIMESTAMP does not accept DEFAULT '0'
|
|
// but DEFAULT 0 works
|
|
$query .= ' DEFAULT 0';
|
|
} elseif (
|
|
$isTimestamp
|
|
&& preg_match(
|
|
'/^\'\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d(\.\d{1,6})?\'$/',
|
|
$defaultValue,
|
|
)
|
|
) {
|
|
$query .= ' DEFAULT ' . $defaultValue;
|
|
} elseif ($type === 'BIT') {
|
|
$query .= ' DEFAULT b\''
|
|
. preg_replace('/[^01]/', '0', $defaultValue)
|
|
. '\'';
|
|
} elseif ($type === 'BOOLEAN') {
|
|
if (preg_match('/^1|T|TRUE|YES$/i', $defaultValue)) {
|
|
$query .= ' DEFAULT TRUE';
|
|
} elseif (preg_match('/^0|F|FALSE|NO$/i', $defaultValue)) {
|
|
$query .= ' DEFAULT FALSE';
|
|
} else {
|
|
// Invalid BOOLEAN value
|
|
$query .= ' DEFAULT ' . $GLOBALS['dbi']->quoteString($defaultValue);
|
|
}
|
|
} elseif ($type === 'BINARY' || $type === 'VARBINARY') {
|
|
$query .= ' DEFAULT 0x' . $defaultValue;
|
|
} else {
|
|
$query .= ' DEFAULT ' . $GLOBALS['dbi']->quoteString($defaultValue);
|
|
}
|
|
|
|
break;
|
|
/** @noinspection PhpMissingBreakStatementInspection */
|
|
case 'NULL':
|
|
// If user uncheck null checkbox and not change default value null,
|
|
// default value will be ignored.
|
|
if ($null !== false && $null !== 'YES') {
|
|
break;
|
|
}
|
|
// else fall-through intended, no break here
|
|
case 'CURRENT_TIMESTAMP':
|
|
case 'current_timestamp()':
|
|
$query .= ' DEFAULT ' . $defaultType;
|
|
|
|
if (
|
|
$length !== ''
|
|
&& $isTimestamp
|
|
&& $defaultType !== 'NULL' // Not to be added in case of NULL
|
|
) {
|
|
$query .= '(' . $length . ')';
|
|
}
|
|
|
|
break;
|
|
case 'UUID':
|
|
case 'uuid()':
|
|
$query .= ' DEFAULT uuid()';
|
|
|
|
break;
|
|
case 'NONE':
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ($extra !== '') {
|
|
if ($virtuality) {
|
|
$extra = trim((string) preg_replace('~^\s*AUTO_INCREMENT\s*~is', ' ', $extra));
|
|
}
|
|
|
|
$query .= ' ' . $extra;
|
|
}
|
|
}
|
|
|
|
if ($comment !== '') {
|
|
$query .= ' COMMENT ' . $GLOBALS['dbi']->quoteString($comment);
|
|
}
|
|
|
|
// move column
|
|
if ($moveTo === '-first') { // dash can't appear as part of column name
|
|
$query .= ' FIRST';
|
|
} elseif ($moveTo != '') {
|
|
$query .= ' AFTER ' . Util::backquote($moveTo);
|
|
}
|
|
|
|
if (! $virtuality && $extra !== '') {
|
|
if ($oldColumnName === null) {
|
|
if (is_array($columnsWithIndex) && ! in_array($name, $columnsWithIndex)) {
|
|
$query .= ', add PRIMARY KEY (' . Util::backquote($name) . ')';
|
|
}
|
|
} else {
|
|
if (is_array($columnsWithIndex) && ! in_array($oldColumnName, $columnsWithIndex)) {
|
|
$query .= ', add PRIMARY KEY (' . Util::backquote($name) . ')';
|
|
}
|
|
}
|
|
}
|
|
|
|
return $query;
|
|
}
|
|
|
|
/**
|
|
* Checks if the number of records in a table is at least equal to
|
|
* $min_records
|
|
*
|
|
* @param int $minRecords Number of records to check for in a table
|
|
*/
|
|
public function checkIfMinRecordsExist(int $minRecords = 0): bool
|
|
{
|
|
$checkQuery = 'SELECT ';
|
|
|
|
$uniqueFields = $this->getUniqueColumns(true, false);
|
|
if (count($uniqueFields) > 0) {
|
|
$fieldsToSelect = implode(', ', $uniqueFields);
|
|
} else {
|
|
$indexedCols = $this->getIndexedColumns(true, false);
|
|
if (count($indexedCols) > 0) {
|
|
$fieldsToSelect = implode(', ', $indexedCols);
|
|
} else {
|
|
$fieldsToSelect = '*';
|
|
}
|
|
}
|
|
|
|
$checkQuery .= $fieldsToSelect
|
|
. ' FROM ' . $this->getFullName(true)
|
|
. ' LIMIT ' . $minRecords;
|
|
|
|
$res = $this->dbi->tryQuery($checkQuery);
|
|
|
|
if ($res !== false) {
|
|
$numRecords = $res->numRows();
|
|
if ($numRecords >= $minRecords) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Counts the number of records in a table
|
|
*
|
|
* @param bool $forceExact whether to force an exact count
|
|
*/
|
|
public function countRecords(bool $forceExact = false): int
|
|
{
|
|
$isView = $this->isView();
|
|
$cache = $this->dbi->getCache();
|
|
|
|
$exactRowsCached = $cache->getCachedTableContent([$this->dbName, $this->name, 'ExactRows']);
|
|
if ($exactRowsCached !== null) {
|
|
return (int) $exactRowsCached;
|
|
}
|
|
|
|
$rowCount = null;
|
|
|
|
if (! $forceExact) {
|
|
if (($cache->getCachedTableContent([$this->dbName, $this->name, 'Rows']) == null) && ! $isView) {
|
|
$tmpTables = $this->dbi->getTablesFull($this->dbName, $this->name);
|
|
if (isset($tmpTables[$this->name])) {
|
|
$cache->cacheTableContent([$this->dbName, $this->name], $tmpTables[$this->name]);
|
|
}
|
|
}
|
|
|
|
$rowCount = $cache->getCachedTableContent([$this->dbName, $this->name, 'Rows']);
|
|
}
|
|
|
|
// for a VIEW, $row_count is always false at this point
|
|
if ($rowCount !== null && $rowCount >= $GLOBALS['cfg']['MaxExactCount']) {
|
|
return (int) $rowCount;
|
|
}
|
|
|
|
if (! $isView) {
|
|
$rowCount = $this->dbi->fetchValue(
|
|
'SELECT COUNT(*) FROM ' . Util::backquote($this->dbName) . '.' . Util::backquote($this->name),
|
|
);
|
|
} else {
|
|
// For complex views, even trying to get a partial record
|
|
// count could bring down a server, so we offer an
|
|
// alternative: setting MaxExactCountViews to 0 will bypass
|
|
// completely the record counting for views
|
|
|
|
if ($GLOBALS['cfg']['MaxExactCountViews'] == 0) {
|
|
$rowCount = false;
|
|
} else {
|
|
// Counting all rows of a VIEW could be too long,
|
|
// so use a LIMIT clause.
|
|
// Use try_query because it can fail (when a VIEW is
|
|
// based on a table that no longer exists)
|
|
$result = $this->dbi->tryQuery(
|
|
'SELECT 1 FROM ' . Util::backquote($this->dbName) . '.'
|
|
. Util::backquote($this->name) . ' LIMIT '
|
|
. $GLOBALS['cfg']['MaxExactCountViews'],
|
|
);
|
|
if ($result) {
|
|
$rowCount = $result->numRows();
|
|
}
|
|
}
|
|
}
|
|
|
|
if (is_numeric($rowCount)) {
|
|
$cache->cacheTableContent([$this->dbName, $this->name, 'ExactRows'], (int) $rowCount);
|
|
|
|
return (int) $rowCount;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* Generates column specification for ALTER syntax
|
|
*
|
|
* @see Table::generateFieldSpec()
|
|
*
|
|
* @param string $oldcol old column name
|
|
* @param string $newcol new column name
|
|
* @param string $type type ('INT', 'VARCHAR', 'BIT', ...)
|
|
* @param string $length length ('2', '5,2', '', ...)
|
|
* @param string $attribute attribute
|
|
* @param string $collation collation
|
|
* @param bool|string $null with 'NULL' or 'NOT NULL'
|
|
* @param string $defaultType whether default is CURRENT_TIMESTAMP,
|
|
* NULL, NONE, USER_DEFINED
|
|
* @param string $defaultValue default value for USER_DEFINED default
|
|
* type
|
|
* @param string $extra 'AUTO_INCREMENT'
|
|
* @param string $comment field comment
|
|
* @param string $virtuality virtuality of the column
|
|
* @param string $expression expression for the virtual column
|
|
* @param string $moveTo new position for column
|
|
* @param array|null $columnsWithIndex Fields having PRIMARY or UNIQUE KEY indexes
|
|
*
|
|
* @return string field specification
|
|
*/
|
|
public static function generateAlter(
|
|
string $oldcol,
|
|
string $newcol,
|
|
string $type,
|
|
string $length,
|
|
string $attribute,
|
|
string $collation,
|
|
bool|string $null,
|
|
string $defaultType,
|
|
string $defaultValue,
|
|
string $extra,
|
|
string $comment,
|
|
string $virtuality,
|
|
string $expression,
|
|
string $moveTo,
|
|
array|null $columnsWithIndex = null,
|
|
): string {
|
|
return Util::backquote($oldcol) . ' '
|
|
. self::generateFieldSpec(
|
|
$newcol,
|
|
$type,
|
|
$length,
|
|
$attribute,
|
|
$collation,
|
|
$null,
|
|
$defaultType,
|
|
$defaultValue,
|
|
$extra,
|
|
$comment,
|
|
$virtuality,
|
|
$expression,
|
|
$moveTo,
|
|
$columnsWithIndex,
|
|
$oldcol,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Inserts existing entries in a PMA_* table by reading a value from an old
|
|
* entry
|
|
*
|
|
* @param string $work The array index, which Relation feature to check ('relwork', 'commwork', ...)
|
|
* @param string $table The array index, which PMA-table to update ('bookmark', 'relation', ...)
|
|
* @param string[] $getFields Which fields will be SELECT'ed from the old entry
|
|
* @param array $whereFields Which fields will be used for the WHERE query (array('FIELDNAME' => 'FIELDVALUE'))
|
|
* @param array $newFields Which fields will be used as new VALUES. These are the important keys which differ
|
|
* from the old entry (array('FIELDNAME' => 'NEW FIELDVALUE'))
|
|
*/
|
|
public static function duplicateInfo(
|
|
string $work,
|
|
string $table,
|
|
array $getFields,
|
|
array $whereFields,
|
|
array $newFields,
|
|
): int|bool {
|
|
$relation = new Relation($GLOBALS['dbi']);
|
|
$relationParameters = $relation->getRelationParameters();
|
|
$relationParams = $relationParameters->toArray();
|
|
$lastId = -1;
|
|
|
|
if (! isset($relationParams[$work], $relationParams[$table]) || ! $relationParams[$work]) {
|
|
return true;
|
|
}
|
|
|
|
$selectParts = [];
|
|
$rowFields = [];
|
|
foreach ($getFields as $getField) {
|
|
$selectParts[] = Util::backquote($getField);
|
|
$rowFields[] = $getField;
|
|
}
|
|
|
|
$whereParts = [];
|
|
foreach ($whereFields as $where => $value) {
|
|
$whereParts[] = Util::backquote((string) $where) . ' = '
|
|
. $GLOBALS['dbi']->quoteString((string) $value, Connection::TYPE_CONTROL);
|
|
}
|
|
|
|
$newParts = [];
|
|
$newValueParts = [];
|
|
foreach ($newFields as $where => $value) {
|
|
$newParts[] = Util::backquote((string) $where);
|
|
$newValueParts[] = $GLOBALS['dbi']->quoteString((string) $value, Connection::TYPE_CONTROL);
|
|
}
|
|
|
|
$tableCopyQuery = '
|
|
SELECT ' . implode(', ', $selectParts) . '
|
|
FROM ' . Util::backquote($relationParameters->db) . '.'
|
|
. Util::backquote((string) $relationParams[$table]) . '
|
|
WHERE ' . implode(' AND ', $whereParts);
|
|
|
|
// must use DatabaseInterface::QUERY_BUFFERED here, since we execute
|
|
// another query inside the loop
|
|
$tableCopyRs = $GLOBALS['dbi']->queryAsControlUser($tableCopyQuery);
|
|
|
|
foreach ($tableCopyRs as $tableCopyRow) {
|
|
$valueParts = [];
|
|
foreach ($tableCopyRow as $key => $val) {
|
|
if (! in_array($key, $rowFields)) {
|
|
continue;
|
|
}
|
|
|
|
$valueParts[] = $GLOBALS['dbi']->quoteString($val, Connection::TYPE_CONTROL);
|
|
}
|
|
|
|
$newTableQuery = 'INSERT IGNORE INTO '
|
|
. Util::backquote($relationParameters->db)
|
|
. '.' . Util::backquote((string) $relationParams[$table])
|
|
. ' (' . implode(', ', $selectParts) . ', '
|
|
. implode(', ', $newParts) . ') VALUES ('
|
|
. implode(', ', $valueParts) . ', '
|
|
. implode(', ', $newValueParts) . ')';
|
|
|
|
$GLOBALS['dbi']->queryAsControlUser($newTableQuery);
|
|
$lastId = $GLOBALS['dbi']->insertId();
|
|
}
|
|
|
|
return $lastId;
|
|
}
|
|
|
|
/**
|
|
* Copies or renames table
|
|
*
|
|
* @param string $sourceDb source database
|
|
* @param string $sourceTable source table
|
|
* @param string $targetDb target database
|
|
* @param string $targetTable target table
|
|
* @param string $what what to be moved or copied (data, dataonly)
|
|
* @param bool $move whether to move
|
|
* @param string $mode mode
|
|
*/
|
|
public static function moveCopy(
|
|
string $sourceDb,
|
|
string $sourceTable,
|
|
string $targetDb,
|
|
string $targetTable,
|
|
string $what,
|
|
bool $move,
|
|
string $mode,
|
|
bool $addDropIfExists,
|
|
): bool {
|
|
$GLOBALS['errorUrl'] ??= null;
|
|
$relation = new Relation($GLOBALS['dbi']);
|
|
|
|
// Try moving the tables directly, using native `RENAME` statement.
|
|
if ($move && $what === 'data') {
|
|
$tbl = new Table($sourceTable, $sourceDb, $GLOBALS['dbi']);
|
|
if ($tbl->rename($targetTable, $targetDb)) {
|
|
$GLOBALS['message'] = $tbl->getLastMessage();
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
// Setting required export settings.
|
|
$GLOBALS['asfile'] = 1;
|
|
|
|
// Ensuring the target database is valid.
|
|
$databaseList = $GLOBALS['dbi']->getDatabaseList();
|
|
if (! $databaseList->exists($sourceDb, $targetDb)) {
|
|
if (! $databaseList->exists($sourceDb)) {
|
|
$GLOBALS['message'] = Message::rawError(
|
|
sprintf(
|
|
__('Source database `%s` was not found!'),
|
|
htmlspecialchars($sourceDb),
|
|
),
|
|
);
|
|
}
|
|
|
|
if (! $databaseList->exists($targetDb)) {
|
|
$GLOBALS['message'] = Message::rawError(
|
|
sprintf(
|
|
__('Target database `%s` was not found!'),
|
|
htmlspecialchars($targetDb),
|
|
),
|
|
);
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* The full name of source table, quoted.
|
|
*
|
|
* @var string $source
|
|
*/
|
|
$source = Util::backquote($sourceDb)
|
|
. '.' . Util::backquote($sourceTable);
|
|
|
|
// If the target database is not specified, the operation is taking
|
|
// place in the same database.
|
|
if ($targetDb === '') {
|
|
$targetDb = $sourceDb;
|
|
}
|
|
|
|
// Selecting the database could avoid some problems with replicated
|
|
// databases, when moving table from replicated one to not replicated one.
|
|
$GLOBALS['dbi']->selectDb($targetDb);
|
|
|
|
/**
|
|
* The full name of target table, quoted.
|
|
*
|
|
* @var string $target
|
|
*/
|
|
$target = Util::backquote($targetDb)
|
|
. '.' . Util::backquote($targetTable);
|
|
|
|
// No table is created when this is a data-only operation.
|
|
if ($what !== 'dataonly') {
|
|
/**
|
|
* Instance used for exporting the current structure of the table.
|
|
*
|
|
* @var ExportSql $exportSqlPlugin
|
|
*/
|
|
$exportSqlPlugin = Plugins::getPlugin('export', 'sql', [
|
|
'export_type' => 'table',
|
|
'single_table' => false,
|
|
]);
|
|
|
|
$noConstraintsComments = true;
|
|
$GLOBALS['sql_constraints_query'] = '';
|
|
// set the value of global sql_auto_increment variable
|
|
if (isset($_POST['sql_auto_increment'])) {
|
|
$GLOBALS['sql_auto_increment'] = $_POST['sql_auto_increment'];
|
|
}
|
|
|
|
$isView = (new Table($sourceTable, $sourceDb, $GLOBALS['dbi']))->isView();
|
|
/**
|
|
* The old structure of the table.
|
|
*/
|
|
$sqlStructure = $exportSqlPlugin->getTableDef($sourceDb, $sourceTable, false, false, $isView);
|
|
|
|
unset($noConstraintsComments);
|
|
|
|
// -----------------------------------------------------------------
|
|
// Phase 0: Preparing structures used.
|
|
|
|
/**
|
|
* The destination where the table is moved or copied to.
|
|
*/
|
|
$destination = new Expression($targetDb, $targetTable, '');
|
|
|
|
// Find server's SQL mode so the builder can generate correct
|
|
// queries.
|
|
// One of the options that alters the behaviour is `ANSI_QUOTES`.
|
|
Context::setMode((string) $GLOBALS['dbi']->fetchValue('SELECT @@sql_mode'));
|
|
|
|
// -----------------------------------------------------------------
|
|
// Phase 1: Dropping existent element of the same name (if exists
|
|
// and required).
|
|
|
|
if ($addDropIfExists) {
|
|
/**
|
|
* Drop statement used for building the query.
|
|
*/
|
|
$statement = new DropStatement();
|
|
|
|
$tbl = new Table($targetTable, $targetDb, $GLOBALS['dbi']);
|
|
|
|
$statement->options = new OptionsArray(
|
|
[
|
|
$tbl->isView() ? 'VIEW' : 'TABLE',
|
|
'IF EXISTS',
|
|
],
|
|
);
|
|
|
|
$statement->fields = [$destination];
|
|
|
|
// Building the query.
|
|
$dropQuery = $statement->build() . ';';
|
|
|
|
// Executing it.
|
|
$GLOBALS['dbi']->query($dropQuery);
|
|
$GLOBALS['sql_query'] .= "\n" . $dropQuery;
|
|
|
|
// If an existing table gets deleted, maintain any entries for
|
|
// the PMA_* tables.
|
|
$maintainRelations = true;
|
|
}
|
|
|
|
// -----------------------------------------------------------------
|
|
// Phase 2: Generating the new query of this structure.
|
|
|
|
/**
|
|
* The parser responsible for parsing the old queries.
|
|
*/
|
|
$parser = new Parser($sqlStructure);
|
|
|
|
if (! empty($parser->statements[0])) {
|
|
|
|
/**
|
|
* The CREATE statement of this structure.
|
|
*
|
|
* @var CreateStatement $statement
|
|
*/
|
|
$statement = $parser->statements[0];
|
|
|
|
// Changing the destination.
|
|
$statement->name = $destination;
|
|
|
|
// Building back the query.
|
|
$sqlStructure = $statement->build() . ';';
|
|
|
|
// This is to avoid some issues when renaming databases with views
|
|
// See: https://github.com/phpmyadmin/phpmyadmin/issues/16422
|
|
if ($move) {
|
|
$GLOBALS['dbi']->selectDb($targetDb);
|
|
}
|
|
|
|
// Executing it
|
|
$GLOBALS['dbi']->query($sqlStructure);
|
|
$GLOBALS['sql_query'] .= "\n" . $sqlStructure;
|
|
}
|
|
|
|
// -----------------------------------------------------------------
|
|
// Phase 3: Adding constraints.
|
|
// All constraint names are removed because they must be unique.
|
|
|
|
if (($move || isset($GLOBALS['add_constraints'])) && ! empty($GLOBALS['sql_constraints_query'])) {
|
|
$parser = new Parser($GLOBALS['sql_constraints_query']);
|
|
|
|
/**
|
|
* The ALTER statement that generates the constraints.
|
|
*
|
|
* @var AlterStatement $statement
|
|
*/
|
|
$statement = $parser->statements[0];
|
|
|
|
// Changing the altered table to the destination.
|
|
$statement->table = $destination;
|
|
|
|
// Removing the name of the constraints.
|
|
foreach ($statement->altered as $altered) {
|
|
// All constraint names are removed because they must be unique.
|
|
if (! $altered->options->has('CONSTRAINT')) {
|
|
continue;
|
|
}
|
|
|
|
$altered->field = null;
|
|
}
|
|
|
|
// Building back the query.
|
|
$GLOBALS['sql_constraints_query'] = $statement->build() . ';';
|
|
|
|
// Executing it.
|
|
if ($mode === 'one_table') {
|
|
$GLOBALS['dbi']->query($GLOBALS['sql_constraints_query']);
|
|
}
|
|
|
|
$GLOBALS['sql_query'] .= "\n" . $GLOBALS['sql_constraints_query'];
|
|
if ($mode === 'one_table') {
|
|
unset($GLOBALS['sql_constraints_query']);
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------
|
|
// Phase 4: Adding indexes.
|
|
// View phase 3.
|
|
|
|
if (! empty($GLOBALS['sql_indexes'])) {
|
|
$parser = new Parser($GLOBALS['sql_indexes']);
|
|
|
|
$GLOBALS['sql_indexes'] = '';
|
|
/**
|
|
* The ALTER statement that generates the indexes.
|
|
*
|
|
* @var AlterStatement $statement
|
|
*/
|
|
foreach ($parser->statements as $statement) {
|
|
// Changing the altered table to the destination.
|
|
$statement->table = $destination;
|
|
|
|
// Removing the name of the constraints.
|
|
foreach ($statement->altered as $altered) {
|
|
// All constraint names are removed because they must be unique.
|
|
if (! $altered->options->has('CONSTRAINT')) {
|
|
continue;
|
|
}
|
|
|
|
$altered->field = null;
|
|
}
|
|
|
|
// Building back the query.
|
|
$sqlIndex = $statement->build() . ';';
|
|
|
|
// Executing it.
|
|
if ($mode === 'one_table' || $mode === 'db_copy') {
|
|
$GLOBALS['dbi']->query($sqlIndex);
|
|
}
|
|
|
|
$GLOBALS['sql_indexes'] .= $sqlIndex;
|
|
}
|
|
|
|
$GLOBALS['sql_query'] .= "\n" . $GLOBALS['sql_indexes'];
|
|
if ($mode === 'one_table' || $mode === 'db_copy') {
|
|
unset($GLOBALS['sql_indexes']);
|
|
}
|
|
}
|
|
|
|
// -----------------------------------------------------------------
|
|
// Phase 5: Adding AUTO_INCREMENT.
|
|
|
|
if (! empty($GLOBALS['sql_auto_increments']) && ($mode === 'one_table' || $mode === 'db_copy')) {
|
|
$parser = new Parser($GLOBALS['sql_auto_increments']);
|
|
|
|
/**
|
|
* The ALTER statement that alters the AUTO_INCREMENT value.
|
|
*/
|
|
$statement = $parser->statements[0];
|
|
if ($statement instanceof AlterStatement) {
|
|
// Changing the altered table to the destination.
|
|
$statement->table = $destination;
|
|
|
|
// Building back the query.
|
|
$GLOBALS['sql_auto_increments'] = $statement->build() . ';';
|
|
|
|
// Executing it.
|
|
$GLOBALS['dbi']->query($GLOBALS['sql_auto_increments']);
|
|
$GLOBALS['sql_query'] .= "\n" . $GLOBALS['sql_auto_increments'];
|
|
}
|
|
|
|
unset($GLOBALS['sql_auto_increments']);
|
|
}
|
|
} else {
|
|
$GLOBALS['sql_query'] = '';
|
|
}
|
|
|
|
$table = new Table($targetTable, $targetDb, $GLOBALS['dbi']);
|
|
// Copy the data unless this is a VIEW
|
|
if (($what === 'data' || $what === 'dataonly') && ! $table->isView()) {
|
|
$sqlSetMode = "SET SQL_MODE='NO_AUTO_VALUE_ON_ZERO'";
|
|
$GLOBALS['dbi']->query($sqlSetMode);
|
|
$GLOBALS['sql_query'] .= "\n\n" . $sqlSetMode . ';';
|
|
|
|
$oldTable = new Table($sourceTable, $sourceDb, $GLOBALS['dbi']);
|
|
$nonGeneratedCols = $oldTable->getNonGeneratedColumns(true);
|
|
if (count($nonGeneratedCols) > 0) {
|
|
$sqlInsertData = 'INSERT INTO ' . $target . '('
|
|
. implode(', ', $nonGeneratedCols)
|
|
. ') SELECT ' . implode(', ', $nonGeneratedCols)
|
|
. ' FROM ' . $source;
|
|
|
|
$GLOBALS['dbi']->query($sqlInsertData);
|
|
$GLOBALS['sql_query'] .= "\n\n" . $sqlInsertData . ';';
|
|
}
|
|
}
|
|
|
|
$relationParameters = $relation->getRelationParameters();
|
|
|
|
// Drops old table if the user has requested to move it
|
|
if ($move) {
|
|
// This could avoid some problems with replicated databases, when
|
|
// moving table from replicated one to not replicated one
|
|
$GLOBALS['dbi']->selectDb($sourceDb);
|
|
|
|
$sourceTableObj = new Table($sourceTable, $sourceDb, $GLOBALS['dbi']);
|
|
if ($sourceTableObj->isView()) {
|
|
$sqlDropQuery = 'DROP VIEW';
|
|
} else {
|
|
$sqlDropQuery = 'DROP TABLE';
|
|
}
|
|
|
|
$sqlDropQuery .= ' ' . $source;
|
|
$GLOBALS['dbi']->query($sqlDropQuery);
|
|
|
|
// Rename table in configuration storage
|
|
$relation->renameTable($sourceDb, $targetDb, $sourceTable, $targetTable);
|
|
|
|
$GLOBALS['sql_query'] .= "\n\n" . $sqlDropQuery . ';';
|
|
|
|
return true;
|
|
}
|
|
|
|
// we are copying
|
|
// Create new entries as duplicates from old PMA DBs
|
|
if ($what === 'dataonly' || isset($maintainRelations)) {
|
|
return true;
|
|
}
|
|
|
|
if ($relationParameters->columnCommentsFeature !== null) {
|
|
// Get all comments and MIME-Types for current table
|
|
$commentsCopyRs = $GLOBALS['dbi']->queryAsControlUser(
|
|
'SELECT column_name, comment'
|
|
. ($relationParameters->browserTransformationFeature !== null
|
|
? ', mimetype, transformation, transformation_options'
|
|
: '')
|
|
. ' FROM '
|
|
. Util::backquote($relationParameters->columnCommentsFeature->database)
|
|
. '.'
|
|
. Util::backquote($relationParameters->columnCommentsFeature->columnInfo)
|
|
. ' WHERE '
|
|
. ' db_name = ' . $GLOBALS['dbi']->quoteString($sourceDb, Connection::TYPE_CONTROL)
|
|
. ' AND '
|
|
. ' table_name = ' . $GLOBALS['dbi']->quoteString($sourceTable, Connection::TYPE_CONTROL),
|
|
);
|
|
|
|
// Write every comment as new copied entry. [MIME]
|
|
foreach ($commentsCopyRs as $commentsCopyRow) {
|
|
$newCommentQuery = 'REPLACE INTO '
|
|
. Util::backquote($relationParameters->columnCommentsFeature->database)
|
|
. '.' . Util::backquote($relationParameters->columnCommentsFeature->columnInfo)
|
|
. ' (db_name, table_name, column_name, comment'
|
|
. ($relationParameters->browserTransformationFeature !== null
|
|
? ', mimetype, transformation, transformation_options'
|
|
: '')
|
|
. ') VALUES(' . $GLOBALS['dbi']->quoteString($targetDb, Connection::TYPE_CONTROL)
|
|
. ',' . $GLOBALS['dbi']->quoteString($targetTable, Connection::TYPE_CONTROL) . ','
|
|
. $GLOBALS['dbi']->quoteString($commentsCopyRow['column_name'], Connection::TYPE_CONTROL)
|
|
. ','
|
|
. $GLOBALS['dbi']->quoteString($commentsCopyRow['comment'], Connection::TYPE_CONTROL)
|
|
. ($relationParameters->browserTransformationFeature !== null
|
|
? ',' . $GLOBALS['dbi']->quoteString(
|
|
$commentsCopyRow['mimetype'],
|
|
Connection::TYPE_CONTROL,
|
|
)
|
|
. ',' . $GLOBALS['dbi']->quoteString(
|
|
$commentsCopyRow['transformation'],
|
|
Connection::TYPE_CONTROL,
|
|
)
|
|
. ',' . $GLOBALS['dbi']->quoteString(
|
|
$commentsCopyRow['transformation_options'],
|
|
Connection::TYPE_CONTROL,
|
|
)
|
|
: '')
|
|
. ')';
|
|
$GLOBALS['dbi']->queryAsControlUser($newCommentQuery);
|
|
}
|
|
|
|
unset($commentsCopyRs);
|
|
}
|
|
|
|
// duplicating the bookmarks must not be done here, but
|
|
// just once per db
|
|
|
|
$getFields = ['display_field'];
|
|
$whereFields = [
|
|
'db_name' => $sourceDb,
|
|
'table_name' => $sourceTable,
|
|
];
|
|
$newFields = [
|
|
'db_name' => $targetDb,
|
|
'table_name' => $targetTable,
|
|
];
|
|
self::duplicateInfo('displaywork', 'table_info', $getFields, $whereFields, $newFields);
|
|
|
|
/** @todo revise this code when we support cross-db relations */
|
|
$getFields = [
|
|
'master_field',
|
|
'foreign_table',
|
|
'foreign_field',
|
|
];
|
|
$whereFields = [
|
|
'master_db' => $sourceDb,
|
|
'master_table' => $sourceTable,
|
|
];
|
|
$newFields = [
|
|
'master_db' => $targetDb,
|
|
'foreign_db' => $targetDb,
|
|
'master_table' => $targetTable,
|
|
];
|
|
self::duplicateInfo('relwork', 'relation', $getFields, $whereFields, $newFields);
|
|
|
|
$getFields = [
|
|
'foreign_field',
|
|
'master_table',
|
|
'master_field',
|
|
];
|
|
$whereFields = [
|
|
'foreign_db' => $sourceDb,
|
|
'foreign_table' => $sourceTable,
|
|
];
|
|
$newFields = [
|
|
'master_db' => $targetDb,
|
|
'foreign_db' => $targetDb,
|
|
'foreign_table' => $targetTable,
|
|
];
|
|
self::duplicateInfo('relwork', 'relation', $getFields, $whereFields, $newFields);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* checks if given name is a valid table name,
|
|
* currently if not empty, trailing spaces, '.', '/' and '\'
|
|
*
|
|
* @see https://dev.mysql.com/doc/refman/5.0/en/legal-names.html
|
|
*
|
|
* @param string $tableName name to check
|
|
* @param bool $isBackquoted whether this name is used inside backquotes or not
|
|
*
|
|
* @todo add check for valid chars in filename on current system/os
|
|
*/
|
|
public static function isValidName(string $tableName, bool $isBackquoted = false): bool
|
|
{
|
|
if ($tableName !== rtrim($tableName)) {
|
|
// trailing spaces not allowed even in backquotes
|
|
return false;
|
|
}
|
|
|
|
if ($tableName === '') {
|
|
// zero length
|
|
return false;
|
|
}
|
|
|
|
if (! $isBackquoted && $tableName !== trim($tableName)) {
|
|
// spaces at the start or in between only allowed inside backquotes
|
|
return false;
|
|
}
|
|
|
|
if (! $isBackquoted && preg_match('/^[a-zA-Z0-9_$]+$/', $tableName)) {
|
|
// only allow the above regex in unquoted identifiers
|
|
// see : https://dev.mysql.com/doc/refman/5.7/en/identifiers.html
|
|
return true;
|
|
}
|
|
|
|
// If backquoted, all characters should be allowed (except w/ trailing spaces).
|
|
return $isBackquoted;
|
|
}
|
|
|
|
/**
|
|
* renames table
|
|
*
|
|
* @param string $newName new table name
|
|
* @param string|null $newDb new database name
|
|
*/
|
|
public function rename(string $newName, string|null $newDb = null): bool
|
|
{
|
|
if ($this->dbi->getLowerCaseNames() === 1) {
|
|
$newName = strtolower($newName);
|
|
}
|
|
|
|
if ($newDb !== null && $newDb !== $this->getDbName()) {
|
|
// Ensure the target is valid
|
|
if (! $this->dbi->getDatabaseList()->exists($newDb)) {
|
|
$this->errors[] = __('Invalid database:') . ' ' . $newDb;
|
|
|
|
return false;
|
|
}
|
|
} else {
|
|
$newDb = $this->getDbName();
|
|
}
|
|
|
|
$newTable = new Table($newName, $newDb, $this->dbi);
|
|
|
|
if ($this->getFullName() === $newTable->getFullName()) {
|
|
return true;
|
|
}
|
|
|
|
// Allow whitespaces (not trailing) in $new_name,
|
|
// since we are using $backquoted in getting the fullName of table
|
|
// below to be used in the query
|
|
if (! self::isValidName($newName, true)) {
|
|
$this->errors[] = __('Invalid table name:') . ' '
|
|
. $newTable->getFullName();
|
|
|
|
return false;
|
|
}
|
|
|
|
// If the table is moved to a different database drop its triggers first
|
|
$triggers = Triggers::getDetails($this->dbi, $this->getDbName(), $this->getName(), '');
|
|
$handleTriggers = $this->getDbName() != $newDb && $triggers;
|
|
if ($handleTriggers) {
|
|
foreach ($triggers as $trigger) {
|
|
$sql = 'DROP TRIGGER IF EXISTS '
|
|
. Util::backquote($this->getDbName())
|
|
. '.' . Util::backquote($trigger['name']) . ';';
|
|
$this->dbi->query($sql);
|
|
}
|
|
}
|
|
|
|
// tested also for a view, in MySQL 5.0.92, 5.1.55 and 5.5.13
|
|
$GLOBALS['sql_query'] = '
|
|
RENAME TABLE ' . $this->getFullName(true) . '
|
|
TO ' . $newTable->getFullName(true) . ';';
|
|
// I don't think a specific error message for views is necessary
|
|
if (! $this->dbi->query($GLOBALS['sql_query'])) {
|
|
// TODO: this is dead code, should it be removed?
|
|
// Restore triggers in the old database
|
|
if ($handleTriggers) {
|
|
$this->dbi->selectDb($this->getDbName());
|
|
foreach ($triggers as $trigger) {
|
|
$this->dbi->query($trigger['create']);
|
|
}
|
|
}
|
|
|
|
$this->errors[] = sprintf(
|
|
__('Failed to rename table %1$s to %2$s!'),
|
|
$this->getFullName(),
|
|
$newTable->getFullName(),
|
|
);
|
|
|
|
return false;
|
|
}
|
|
|
|
$oldName = $this->getName();
|
|
$oldDb = $this->getDbName();
|
|
$this->name = $newName;
|
|
$this->dbName = $newDb;
|
|
|
|
// Rename table in configuration storage
|
|
$this->relation->renameTable($oldDb, $newDb, $oldName, $newName);
|
|
|
|
$this->messages[] = sprintf(
|
|
__('Table %1$s has been renamed to %2$s.'),
|
|
htmlspecialchars($oldName),
|
|
htmlspecialchars($newName),
|
|
);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Get all unique columns
|
|
*
|
|
* returns an array with all columns with unique content, in fact these are
|
|
* all columns being single indexed in PRIMARY or UNIQUE
|
|
*
|
|
* e.g.
|
|
* - PRIMARY(id) // id
|
|
* - UNIQUE(name) // name
|
|
* - PRIMARY(fk_id1, fk_id2) // NONE
|
|
* - UNIQUE(x,y) // NONE
|
|
*
|
|
* @param bool $backquoted whether to quote name with backticks ``
|
|
* @param bool $fullName whether to include full name of the table as a prefix
|
|
*
|
|
* @return string[]
|
|
*/
|
|
public function getUniqueColumns(bool $backquoted = true, bool $fullName = true): array
|
|
{
|
|
$sql = QueryGenerator::getTableIndexesSql(
|
|
$this->getDbName(),
|
|
$this->getName(),
|
|
'Non_unique = 0',
|
|
);
|
|
$uniques = $this->dbi->fetchResult(
|
|
$sql,
|
|
[
|
|
'Key_name',
|
|
null,
|
|
],
|
|
'Column_name',
|
|
);
|
|
|
|
$return = [];
|
|
foreach ($uniques as $index) {
|
|
if (count($index) > 1) {
|
|
continue;
|
|
}
|
|
|
|
if ($fullName) {
|
|
$possibleColumn = $this->getFullName($backquoted) . '.';
|
|
} else {
|
|
$possibleColumn = '';
|
|
}
|
|
|
|
if ($backquoted) {
|
|
$possibleColumn .= Util::backquote($index[0]);
|
|
} else {
|
|
$possibleColumn .= $index[0];
|
|
}
|
|
|
|
// a column might have a primary and an unique index on it
|
|
if (in_array($possibleColumn, $return)) {
|
|
continue;
|
|
}
|
|
|
|
$return[] = $possibleColumn;
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Formats lists of columns
|
|
*
|
|
* returns an array with all columns that make use of an index
|
|
*
|
|
* e.g. index(col1, col2) would return col1, col2
|
|
*
|
|
* @param array $indexed column data
|
|
* @param bool $backquoted whether to quote name with backticks ``
|
|
* @param bool $fullName whether to include full name of the table as a prefix
|
|
*
|
|
* @return string[]
|
|
*/
|
|
private function formatColumns(array $indexed, bool $backquoted, bool $fullName): array
|
|
{
|
|
$return = [];
|
|
foreach ($indexed as $column) {
|
|
$return[] = ($fullName ? $this->getFullName($backquoted) . '.' : '')
|
|
. ($backquoted ? Util::backquote($column) : $column);
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Get all indexed columns
|
|
*
|
|
* returns an array with all columns that make use of an index
|
|
*
|
|
* e.g. index(col1, col2) would return col1, col2
|
|
*
|
|
* @param bool $backquoted whether to quote name with backticks ``
|
|
* @param bool $fullName whether to include full name of the table as a prefix
|
|
*
|
|
* @return array
|
|
*/
|
|
public function getIndexedColumns(bool $backquoted = true, bool $fullName = true): array
|
|
{
|
|
$sql = QueryGenerator::getTableIndexesSql(
|
|
$this->getDbName(),
|
|
$this->getName(),
|
|
);
|
|
$indexed = $this->dbi->fetchResult($sql, 'Column_name', 'Column_name');
|
|
|
|
return $this->formatColumns($indexed, $backquoted, $fullName);
|
|
}
|
|
|
|
/**
|
|
* Get all columns
|
|
*
|
|
* returns an array with all columns
|
|
*
|
|
* @param bool $backquoted whether to quote name with backticks ``
|
|
* @param bool $fullName whether to include full name of the table as a prefix
|
|
*
|
|
* @return array
|
|
*/
|
|
public function getColumns(bool $backquoted = true, bool $fullName = true): array
|
|
{
|
|
$sql = 'SHOW COLUMNS FROM ' . $this->getFullName(true);
|
|
$indexed = $this->dbi->fetchResult($sql, 'Field', 'Field');
|
|
|
|
return $this->formatColumns($indexed, $backquoted, $fullName);
|
|
}
|
|
|
|
/**
|
|
* Get meta info for fields in table
|
|
*
|
|
* @return FieldMetadata[]
|
|
*/
|
|
public function getColumnsMeta(): array
|
|
{
|
|
$moveColumnsSqlQuery = sprintf(
|
|
'SELECT * FROM %s.%s LIMIT 1',
|
|
Util::backquote($this->dbName),
|
|
Util::backquote($this->name),
|
|
);
|
|
$moveColumnsSqlResult = $this->dbi->tryQuery($moveColumnsSqlQuery);
|
|
if ($moveColumnsSqlResult !== false) {
|
|
return $this->dbi->getFieldsMeta($moveColumnsSqlResult);
|
|
}
|
|
|
|
// unsure how to reproduce but it was seen on the reporting server
|
|
return [];
|
|
}
|
|
|
|
/**
|
|
* Get non-generated columns in table
|
|
*
|
|
* @param bool $backquoted whether to quote name with backticks ``
|
|
*
|
|
* @return string[]
|
|
*/
|
|
public function getNonGeneratedColumns(bool $backquoted = true): array
|
|
{
|
|
$columnsMetaQuery = 'SHOW COLUMNS FROM ' . $this->getFullName(true);
|
|
$ret = [];
|
|
|
|
$columnsMetaQueryResult = $this->dbi->fetchResult($columnsMetaQuery);
|
|
|
|
foreach ($columnsMetaQueryResult as $column) {
|
|
$value = $column['Field'];
|
|
if ($backquoted === true) {
|
|
$value = Util::backquote($value);
|
|
}
|
|
|
|
// If contains GENERATED or VIRTUAL and does not contain DEFAULT_GENERATED
|
|
if (
|
|
(
|
|
str_contains($column['Extra'], 'GENERATED')
|
|
|| str_contains($column['Extra'], 'VIRTUAL')
|
|
) && ! str_contains($column['Extra'], 'DEFAULT_GENERATED')
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
$ret[] = $value;
|
|
}
|
|
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* Return UI preferences for this table from phpMyAdmin database.
|
|
*
|
|
* @return array
|
|
*/
|
|
protected function getUiPrefsFromDb(UiPreferencesFeature|null $uiPreferencesFeature): array
|
|
{
|
|
if ($uiPreferencesFeature === null) {
|
|
return [];
|
|
}
|
|
|
|
// Read from phpMyAdmin database
|
|
$sqlQuery = sprintf(
|
|
'SELECT `prefs` FROM %s.%s WHERE `username` = %s AND `db_name` = %s AND `table_name` = %s',
|
|
Util::backquote($uiPreferencesFeature->database),
|
|
Util::backquote($uiPreferencesFeature->tableUiPrefs),
|
|
$this->dbi->quoteString($GLOBALS['cfg']['Server']['user'], Connection::TYPE_CONTROL),
|
|
$this->dbi->quoteString($this->dbName, Connection::TYPE_CONTROL),
|
|
$this->dbi->quoteString($this->name, Connection::TYPE_CONTROL),
|
|
);
|
|
|
|
$value = $this->dbi->queryAsControlUser($sqlQuery)->fetchValue();
|
|
if (is_string($value)) {
|
|
return json_decode($value, true);
|
|
}
|
|
|
|
return [];
|
|
}
|
|
|
|
/**
|
|
* Save this table's UI preferences into phpMyAdmin database.
|
|
*
|
|
* @return true|Message
|
|
*/
|
|
protected function saveUiPrefsToDb(UiPreferencesFeature $uiPreferencesFeature): bool|Message
|
|
{
|
|
$table = Util::backquote($uiPreferencesFeature->database) . '.'
|
|
. Util::backquote($uiPreferencesFeature->tableUiPrefs);
|
|
|
|
$username = $GLOBALS['cfg']['Server']['user'];
|
|
$sqlQuery = ' REPLACE INTO ' . $table
|
|
. ' (username, db_name, table_name, prefs) VALUES ('
|
|
. $this->dbi->quoteString($username, Connection::TYPE_CONTROL) . ', '
|
|
. $this->dbi->quoteString($this->dbName, Connection::TYPE_CONTROL) . ', '
|
|
. $this->dbi->quoteString($this->name, Connection::TYPE_CONTROL) . ', '
|
|
. $this->dbi->quoteString((string) json_encode($this->uiprefs), Connection::TYPE_CONTROL) . ')';
|
|
|
|
$success = $this->dbi->tryQuery($sqlQuery, Connection::TYPE_CONTROL);
|
|
|
|
if (! $success) {
|
|
$message = Message::error(
|
|
__('Could not save table UI preferences!'),
|
|
);
|
|
$message->addMessage(
|
|
Message::rawError($this->dbi->getError(Connection::TYPE_CONTROL)),
|
|
'<br><br>',
|
|
);
|
|
|
|
return $message;
|
|
}
|
|
|
|
// Remove some old rows in table_uiprefs if it exceeds the configured
|
|
// maximum rows
|
|
$sqlQuery = 'SELECT COUNT(*) FROM ' . $table;
|
|
$rowsCount = (int) $this->dbi->fetchValue($sqlQuery);
|
|
$maxRows = (int) $GLOBALS['cfg']['Server']['MaxTableUiprefs'];
|
|
if ($rowsCount > $maxRows) {
|
|
$numRowsToDelete = $rowsCount - $maxRows;
|
|
$sqlQuery = ' DELETE FROM ' . $table . ' ORDER BY last_update ASC LIMIT ' . $numRowsToDelete;
|
|
$success = $this->dbi->tryQuery($sqlQuery, Connection::TYPE_CONTROL);
|
|
|
|
if (! $success) {
|
|
$message = Message::error(sprintf(
|
|
__('Failed to cleanup table UI preferences (see $cfg[\'Servers\'][$i][\'MaxTableUiprefs\'] %s)'),
|
|
MySQLDocumentation::showDocumentation('config', 'cfg_Servers_MaxTableUiprefs'),
|
|
));
|
|
$message->addMessage(
|
|
Message::rawError($this->dbi->getError(Connection::TYPE_CONTROL)),
|
|
'<br><br>',
|
|
);
|
|
|
|
return $message;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Loads the UI preferences for this table.
|
|
* If pmadb and table_uiprefs is set, it will load the UI preferences from
|
|
* phpMyAdmin database.
|
|
*/
|
|
protected function loadUiPrefs(): void
|
|
{
|
|
$serverId = $GLOBALS['server'];
|
|
|
|
// set session variable if it's still undefined
|
|
if (! isset($_SESSION['tmpval']['table_uiprefs'][$serverId][$this->dbName][$this->name])) {
|
|
// check whether we can get from pmadb
|
|
$uiPrefs = $this->getUiPrefsFromDb($this->relation->getRelationParameters()->uiPreferencesFeature);
|
|
$_SESSION['tmpval']['table_uiprefs'][$serverId][$this->dbName][$this->name] = $uiPrefs;
|
|
}
|
|
|
|
$this->uiprefs =& $_SESSION['tmpval']['table_uiprefs'][$serverId][$this->dbName][$this->name];
|
|
}
|
|
|
|
/**
|
|
* Get a property from UI preferences.
|
|
* Return false if the property is not found.
|
|
* Available property:
|
|
* - PROP_SORTED_COLUMN
|
|
* - PROP_COLUMN_ORDER
|
|
* - PROP_COLUMN_VISIB
|
|
*
|
|
* @param string $property property
|
|
*/
|
|
public function getUiProp(string $property): mixed
|
|
{
|
|
if ($this->uiprefs === []) {
|
|
$this->loadUiPrefs();
|
|
}
|
|
|
|
// do checking based on property
|
|
if ($property == self::PROP_SORTED_COLUMN) {
|
|
if (! isset($this->uiprefs[$property])) {
|
|
return false;
|
|
}
|
|
|
|
if (! isset($_POST['discard_remembered_sort'])) {
|
|
// check if the column name exists in this table
|
|
$tmp = explode(' ', $this->uiprefs[$property]);
|
|
$colname = $tmp[0];
|
|
//remove backquoting from colname
|
|
$colname = str_replace('`', '', $colname);
|
|
//get the available column name without backquoting
|
|
$availColumns = $this->getColumns(false);
|
|
|
|
foreach ($availColumns as $eachCol) {
|
|
// check if $each_col ends with $colname
|
|
if (substr_compare($eachCol, $colname, mb_strlen($eachCol) - mb_strlen($colname)) === 0) {
|
|
return $this->uiprefs[$property];
|
|
}
|
|
}
|
|
}
|
|
|
|
// remove the property, since it no longer exists in database
|
|
$this->removeUiProp($property);
|
|
|
|
return false;
|
|
}
|
|
|
|
if ($property == self::PROP_COLUMN_ORDER || $property == self::PROP_COLUMN_VISIB) {
|
|
if ($this->isView() || ! isset($this->uiprefs[$property])) {
|
|
return false;
|
|
}
|
|
|
|
// check if the table has not been modified
|
|
if ($this->getStatusInfo('Create_time') == $this->uiprefs['CREATE_TIME']) {
|
|
return array_map(intval(...), $this->uiprefs[$property]);
|
|
}
|
|
|
|
// remove the property, since the table has been modified
|
|
$this->removeUiProp($property);
|
|
|
|
return false;
|
|
}
|
|
|
|
// default behaviour for other property:
|
|
return $this->uiprefs[$property] ?? false;
|
|
}
|
|
|
|
/**
|
|
* Set a property from UI preferences.
|
|
* If pmadb and table_uiprefs is set, it will save the UI preferences to
|
|
* phpMyAdmin database.
|
|
* Available property:
|
|
* - PROP_SORTED_COLUMN
|
|
* - PROP_COLUMN_ORDER
|
|
* - PROP_COLUMN_VISIB
|
|
*
|
|
* @param string $property Property
|
|
* @param mixed $value Value for the property
|
|
* @param string|null $tableCreateTime Needed for PROP_COLUMN_ORDER and PROP_COLUMN_VISIB
|
|
*/
|
|
public function setUiProp(string $property, mixed $value, string|null $tableCreateTime = null): bool|Message
|
|
{
|
|
if ($this->uiprefs === []) {
|
|
$this->loadUiPrefs();
|
|
}
|
|
|
|
// we want to save the create time if the property is PROP_COLUMN_ORDER
|
|
if (! $this->isView() && ($property == self::PROP_COLUMN_ORDER || $property == self::PROP_COLUMN_VISIB)) {
|
|
$currCreateTime = $this->getStatusInfo('CREATE_TIME');
|
|
if (! isset($tableCreateTime) || $tableCreateTime != $currCreateTime) {
|
|
// there is no $table_create_time, or
|
|
// supplied $table_create_time is older than current create time,
|
|
// so don't save
|
|
return Message::error(
|
|
sprintf(
|
|
__(
|
|
'Cannot save UI property "%s". The changes made will ' .
|
|
'not be persistent after you refresh this page. ' .
|
|
'Please check if the table structure has been changed.',
|
|
),
|
|
$property,
|
|
),
|
|
);
|
|
}
|
|
|
|
$this->uiprefs['CREATE_TIME'] = $currCreateTime;
|
|
}
|
|
|
|
// save the value
|
|
$this->uiprefs[$property] = $value;
|
|
|
|
// check if pmadb is set
|
|
$uiPreferencesFeature = $this->relation->getRelationParameters()->uiPreferencesFeature;
|
|
if ($uiPreferencesFeature !== null) {
|
|
return $this->saveUiPrefsToDb($uiPreferencesFeature);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Remove a property from UI preferences.
|
|
*
|
|
* @param string $property the property
|
|
*
|
|
* @return true|Message
|
|
*/
|
|
public function removeUiProp(string $property): bool|Message
|
|
{
|
|
if ($this->uiprefs === []) {
|
|
$this->loadUiPrefs();
|
|
}
|
|
|
|
if (isset($this->uiprefs[$property])) {
|
|
unset($this->uiprefs[$property]);
|
|
|
|
// check if pmadb is set
|
|
$uiPreferencesFeature = $this->relation->getRelationParameters()->uiPreferencesFeature;
|
|
if ($uiPreferencesFeature !== null) {
|
|
return $this->saveUiPrefsToDb($uiPreferencesFeature);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Get all column names which are MySQL reserved words
|
|
*
|
|
* @return string[]
|
|
*/
|
|
public function getReservedColumnNames(): array
|
|
{
|
|
$columns = $this->getColumns(false);
|
|
$return = [];
|
|
foreach ($columns as $column) {
|
|
$temp = explode('.', $column);
|
|
$columnName = $temp[2];
|
|
if (! Context::isKeyword($columnName, true)) {
|
|
continue;
|
|
}
|
|
|
|
$return[] = $columnName;
|
|
}
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Function to get the name and type of the columns of a table
|
|
*
|
|
* @return array<string, string>
|
|
*/
|
|
public function getNameAndTypeOfTheColumns(): array
|
|
{
|
|
$columns = [];
|
|
foreach (
|
|
$this->dbi->getColumnsFull($this->dbName, $this->name) as $row
|
|
) {
|
|
if (preg_match('@^(set|enum)\((.+)\)$@i', $row['Type'], $tmp)) {
|
|
$tmp[2] = mb_substr(
|
|
(string) preg_replace('@([^,])\'\'@', '\\1\\\'', ',' . $tmp[2]),
|
|
1,
|
|
);
|
|
$columns[$row['Field']] = $tmp[1] . '('
|
|
. str_replace(',', ', ', $tmp[2]) . ')';
|
|
} else {
|
|
$columns[$row['Field']] = $row['Type'];
|
|
}
|
|
}
|
|
|
|
return $columns;
|
|
}
|
|
|
|
/**
|
|
* Get index with index name
|
|
*
|
|
* @param string $index Index name
|
|
*/
|
|
public function getIndex(string $index): Index
|
|
{
|
|
return Index::singleton($this->dbi, $this->dbName, $this->name, $index);
|
|
}
|
|
|
|
/**
|
|
* Function to get the sql query for index creation or edit
|
|
*
|
|
* @param Index $index current index
|
|
* @param bool $error whether error occurred or not
|
|
*/
|
|
public function getSqlQueryForIndexCreateOrEdit(Index $index, bool &$error): string
|
|
{
|
|
// $sql_query is the one displayed in the query box
|
|
$sqlQuery = sprintf(
|
|
'ALTER TABLE %s.%s',
|
|
Util::backquote($this->dbName),
|
|
Util::backquote($this->name),
|
|
);
|
|
|
|
// Drops the old index
|
|
if (! empty($_POST['old_index'])) {
|
|
$oldIndex = is_array($_POST['old_index']) ? $_POST['old_index']['Key_name'] : $_POST['old_index'];
|
|
if ($oldIndex === 'PRIMARY') {
|
|
$sqlQuery .= ' DROP PRIMARY KEY,';
|
|
} else {
|
|
$sqlQuery .= sprintf(
|
|
' DROP INDEX %s,',
|
|
Util::backquote($oldIndex),
|
|
);
|
|
}
|
|
}
|
|
|
|
// Builds the new one
|
|
switch ($index->getChoice()) {
|
|
case 'PRIMARY':
|
|
if ($index->getName() == '') {
|
|
$index->setName('PRIMARY');
|
|
} elseif ($index->getName() !== 'PRIMARY') {
|
|
$error = Message::error(
|
|
__('The name of the primary key must be "PRIMARY"!'),
|
|
);
|
|
}
|
|
|
|
$sqlQuery .= ' ADD PRIMARY KEY';
|
|
break;
|
|
case 'FULLTEXT':
|
|
case 'UNIQUE':
|
|
case 'INDEX':
|
|
case 'SPATIAL':
|
|
if ($index->getName() === 'PRIMARY') {
|
|
$error = Message::error(
|
|
__('Can\'t rename index to PRIMARY!'),
|
|
);
|
|
}
|
|
|
|
$sqlQuery .= sprintf(
|
|
' ADD %s',
|
|
$index->getChoice(),
|
|
);
|
|
if ($index->getName()) {
|
|
$sqlQuery .= ' ' . Util::backquote($index->getName());
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
$indexFields = [];
|
|
foreach ($index->getColumns() as $key => $column) {
|
|
$indexFields[$key] = Util::backquote($column->getName());
|
|
if (! $column->getSubPart()) {
|
|
continue;
|
|
}
|
|
|
|
$indexFields[$key] .= '(' . $column->getSubPart() . ')';
|
|
}
|
|
|
|
if ($indexFields === []) {
|
|
$error = Message::error(__('No index parts defined!'));
|
|
} else {
|
|
$sqlQuery .= ' (' . implode(', ', $indexFields) . ')';
|
|
}
|
|
|
|
$keyBlockSizes = $index->getKeyBlockSize();
|
|
if ($keyBlockSizes !== 0) {
|
|
$sqlQuery .= ' KEY_BLOCK_SIZE = ' . $keyBlockSizes;
|
|
}
|
|
|
|
// specifying index type is allowed only for primary, unique and index only
|
|
// TokuDB is using Fractal Tree, Using Type is not useless
|
|
// Ref: https://mariadb.com/kb/en/storage-engine-index-types/
|
|
$type = $index->getType();
|
|
if (
|
|
$index->getChoice() !== 'SPATIAL'
|
|
&& $index->getChoice() !== 'FULLTEXT'
|
|
&& in_array($type, Index::getIndexTypes())
|
|
&& ! $this->isEngine('TOKUDB')
|
|
) {
|
|
$sqlQuery .= ' USING ' . $type;
|
|
}
|
|
|
|
$parser = $index->getParser();
|
|
if ($index->getChoice() === 'FULLTEXT' && $parser !== '') {
|
|
$sqlQuery .= ' WITH PARSER ' . $parser;
|
|
}
|
|
|
|
$comment = $index->getComment();
|
|
if ($comment !== '') {
|
|
$sqlQuery .= sprintf(
|
|
' COMMENT %s',
|
|
$this->dbi->quoteString($comment),
|
|
);
|
|
}
|
|
|
|
$sqlQuery .= ';';
|
|
|
|
return $sqlQuery;
|
|
}
|
|
|
|
/**
|
|
* Function to handle update for display field
|
|
*
|
|
* @param string $displayField display field
|
|
*/
|
|
public function updateDisplayField(string $displayField, DisplayFeature $displayFeature): void
|
|
{
|
|
if ($displayField == '') {
|
|
$updQuery = 'DELETE FROM '
|
|
. Util::backquote($displayFeature->database)
|
|
. '.' . Util::backquote($displayFeature->tableInfo)
|
|
. ' WHERE db_name = ' . $this->dbi->quoteString($this->dbName)
|
|
. ' AND table_name = ' . $this->dbi->quoteString($this->name);
|
|
} else {
|
|
$updQuery = 'REPLACE INTO '
|
|
. Util::backquote($displayFeature->database)
|
|
. '.' . Util::backquote($displayFeature->tableInfo)
|
|
. '(db_name, table_name, display_field) VALUES('
|
|
. $this->dbi->quoteString($this->dbName, Connection::TYPE_CONTROL) . ','
|
|
. $this->dbi->quoteString($this->name, Connection::TYPE_CONTROL) . ','
|
|
. $this->dbi->quoteString($displayField, Connection::TYPE_CONTROL) . ')';
|
|
}
|
|
|
|
$this->dbi->queryAsControlUser($updQuery);
|
|
}
|
|
|
|
/**
|
|
* Function to get update query for updating internal relations
|
|
*
|
|
* @param array $multiEditColumnsName multi edit column names
|
|
* @param array $destinationDb destination tables
|
|
* @param array $destinationTable destination tables
|
|
* @param array $destinationColumn destination columns
|
|
* @param array|null $existrel db, table, column
|
|
*/
|
|
public function updateInternalRelations(
|
|
array $multiEditColumnsName,
|
|
array $destinationDb,
|
|
array $destinationTable,
|
|
array $destinationColumn,
|
|
RelationFeature $relationFeature,
|
|
array|null $existrel,
|
|
): bool {
|
|
$updated = false;
|
|
foreach ($destinationDb as $masterFieldMd5 => $foreignDb) {
|
|
$updQuery = null;
|
|
// Map the fieldname's md5 back to its real name
|
|
$masterField = $multiEditColumnsName[$masterFieldMd5];
|
|
$foreignTable = $destinationTable[$masterFieldMd5];
|
|
$foreignField = $destinationColumn[$masterFieldMd5];
|
|
if (! empty($foreignDb) && ! empty($foreignTable) && ! empty($foreignField)) {
|
|
if (! isset($existrel[$masterField])) {
|
|
$updQuery = 'INSERT INTO '
|
|
. Util::backquote($relationFeature->database)
|
|
. '.' . Util::backquote($relationFeature->relation)
|
|
. '(master_db, master_table, master_field, foreign_db,'
|
|
. ' foreign_table, foreign_field)'
|
|
. ' values('
|
|
. $this->dbi->quoteString($this->dbName, Connection::TYPE_CONTROL) . ', '
|
|
. $this->dbi->quoteString($this->name, Connection::TYPE_CONTROL) . ', '
|
|
. $this->dbi->quoteString($masterField, Connection::TYPE_CONTROL) . ', '
|
|
. $this->dbi->quoteString($foreignDb, Connection::TYPE_CONTROL) . ', '
|
|
. $this->dbi->quoteString($foreignTable, Connection::TYPE_CONTROL) . ','
|
|
. $this->dbi->quoteString($foreignField, Connection::TYPE_CONTROL) . ')';
|
|
} elseif (
|
|
$existrel[$masterField]['foreign_db'] != $foreignDb
|
|
|| $existrel[$masterField]['foreign_table'] != $foreignTable
|
|
|| $existrel[$masterField]['foreign_field'] != $foreignField
|
|
) {
|
|
$updQuery = 'UPDATE '
|
|
. Util::backquote($relationFeature->database)
|
|
. '.' . Util::backquote($relationFeature->relation)
|
|
. ' SET foreign_db = '
|
|
. $this->dbi->quoteString($foreignDb, Connection::TYPE_CONTROL) . ', '
|
|
. ' foreign_table = '
|
|
. $this->dbi->quoteString($foreignTable, Connection::TYPE_CONTROL) . ', '
|
|
. ' foreign_field = '
|
|
. $this->dbi->quoteString($foreignField, Connection::TYPE_CONTROL) . ' '
|
|
. ' WHERE master_db = '
|
|
. $this->dbi->quoteString($this->dbName, Connection::TYPE_CONTROL)
|
|
. ' AND master_table = '
|
|
. $this->dbi->quoteString($this->name, Connection::TYPE_CONTROL)
|
|
. ' AND master_field = '
|
|
. $this->dbi->quoteString($masterField, Connection::TYPE_CONTROL);
|
|
}
|
|
} elseif (isset($existrel[$masterField])) {
|
|
$updQuery = 'DELETE FROM '
|
|
. Util::backquote($relationFeature->database)
|
|
. '.' . Util::backquote($relationFeature->relation)
|
|
. ' WHERE master_db = '
|
|
. $this->dbi->quoteString($this->dbName, Connection::TYPE_CONTROL)
|
|
. ' AND master_table = '
|
|
. $this->dbi->quoteString($this->name, Connection::TYPE_CONTROL)
|
|
. ' AND master_field = '
|
|
. $this->dbi->quoteString($masterField, Connection::TYPE_CONTROL);
|
|
}
|
|
|
|
if (! isset($updQuery)) {
|
|
continue;
|
|
}
|
|
|
|
$this->dbi->queryAsControlUser($updQuery);
|
|
$updated = true;
|
|
}
|
|
|
|
return $updated;
|
|
}
|
|
|
|
/**
|
|
* Function to handle foreign key updates
|
|
*
|
|
* @param array $destinationForeignDb destination foreign database
|
|
* @param array $multiEditColumnsName multi edit column names
|
|
* @param array $destinationForeignTable destination foreign table
|
|
* @param array $destinationForeignColumn destination foreign column
|
|
* @param array $optionsArray options array
|
|
* @param string $table current table
|
|
* @param array $existrelForeign db, table, column
|
|
*
|
|
* @return array
|
|
*/
|
|
public function updateForeignKeys(
|
|
array $destinationForeignDb,
|
|
array $multiEditColumnsName,
|
|
array $destinationForeignTable,
|
|
array $destinationForeignColumn,
|
|
array $optionsArray,
|
|
string $table,
|
|
array $existrelForeign,
|
|
): array {
|
|
$htmlOutput = '';
|
|
$previewSqlData = '';
|
|
$displayQuery = '';
|
|
$seenError = false;
|
|
|
|
foreach ($destinationForeignDb as $masterFieldMd5 => $foreignDb) {
|
|
$create = false;
|
|
$drop = false;
|
|
|
|
// Map the fieldname's md5 back to its real name
|
|
$masterField = $multiEditColumnsName[$masterFieldMd5];
|
|
|
|
$foreignTable = $destinationForeignTable[$masterFieldMd5];
|
|
$foreignField = $destinationForeignColumn[$masterFieldMd5];
|
|
|
|
if (isset($existrelForeign[$masterFieldMd5]['ref_db_name'])) {
|
|
$refDbName = $existrelForeign[$masterFieldMd5]['ref_db_name'];
|
|
} else {
|
|
$refDbName = $GLOBALS['db'];
|
|
}
|
|
|
|
$emptyFields = false;
|
|
foreach ($masterField as $key => $oneField) {
|
|
if (
|
|
(! empty($oneField) && empty($foreignField[$key]))
|
|
|| (empty($oneField) && ! empty($foreignField[$key]))
|
|
) {
|
|
$emptyFields = true;
|
|
}
|
|
|
|
if (! empty($oneField) || ! empty($foreignField[$key])) {
|
|
continue;
|
|
}
|
|
|
|
unset($masterField[$key], $foreignField[$key]);
|
|
}
|
|
|
|
if (! empty($foreignDb) && ! empty($foreignTable) && ! $emptyFields) {
|
|
if (isset($existrelForeign[$masterFieldMd5])) {
|
|
$constraintName = $existrelForeign[$masterFieldMd5]['constraint'];
|
|
$onDelete = ! empty(
|
|
$existrelForeign[$masterFieldMd5]['on_delete']
|
|
)
|
|
? $existrelForeign[$masterFieldMd5]['on_delete']
|
|
: 'RESTRICT';
|
|
$onUpdate = ! empty(
|
|
$existrelForeign[$masterFieldMd5]['on_update']
|
|
)
|
|
? $existrelForeign[$masterFieldMd5]['on_update']
|
|
: 'RESTRICT';
|
|
|
|
if (
|
|
$refDbName != $foreignDb
|
|
|| $existrelForeign[$masterFieldMd5]['ref_table_name'] != $foreignTable
|
|
|| $existrelForeign[$masterFieldMd5]['ref_index_list'] != $foreignField
|
|
|| $existrelForeign[$masterFieldMd5]['index_list'] != $masterField
|
|
|| $_POST['constraint_name'][$masterFieldMd5] != $constraintName
|
|
|| ($_POST['on_delete'][$masterFieldMd5] != $onDelete)
|
|
|| ($_POST['on_update'][$masterFieldMd5] != $onUpdate)
|
|
) {
|
|
// another foreign key is already defined for this field
|
|
// or an option has been changed for ON DELETE or ON UPDATE
|
|
$drop = true;
|
|
$create = true;
|
|
}
|
|
} else {
|
|
// no key defined for this field(s)
|
|
$create = true;
|
|
}
|
|
} elseif (isset($existrelForeign[$masterFieldMd5])) {
|
|
$drop = true;
|
|
}
|
|
|
|
if ($drop) {
|
|
$dropQuery = 'ALTER TABLE ' . Util::backquote($table)
|
|
. ' DROP FOREIGN KEY '
|
|
. Util::backquote($existrelForeign[$masterFieldMd5]['constraint'])
|
|
. ';';
|
|
|
|
if (! isset($_POST['preview_sql'])) {
|
|
$displayQuery .= $dropQuery . "\n";
|
|
$this->dbi->tryQuery($dropQuery);
|
|
$tmpErrorDrop = $this->dbi->getError();
|
|
|
|
if ($tmpErrorDrop !== '') {
|
|
$seenError = true;
|
|
$htmlOutput .= Generator::mysqlDie($tmpErrorDrop, $dropQuery, false, '', false);
|
|
continue;
|
|
}
|
|
} else {
|
|
$previewSqlData .= $dropQuery . "\n";
|
|
}
|
|
}
|
|
|
|
$tmpErrorCreate = false;
|
|
if (! $create) {
|
|
continue;
|
|
}
|
|
|
|
$createQuery = $this->getSQLToCreateForeignKey(
|
|
$table,
|
|
$masterField,
|
|
$foreignDb,
|
|
$foreignTable,
|
|
$foreignField,
|
|
$_POST['constraint_name'][$masterFieldMd5],
|
|
$optionsArray[$_POST['on_delete'][$masterFieldMd5]],
|
|
$optionsArray[$_POST['on_update'][$masterFieldMd5]],
|
|
);
|
|
|
|
if (! isset($_POST['preview_sql'])) {
|
|
$displayQuery .= $createQuery . "\n";
|
|
$this->dbi->tryQuery($createQuery);
|
|
$tmpErrorCreate = $this->dbi->getError();
|
|
if ($tmpErrorCreate !== '') {
|
|
$seenError = true;
|
|
|
|
if (substr($tmpErrorCreate, 1, 4) == '1005') {
|
|
$message = Message::error(
|
|
__(
|
|
'Error creating foreign key on %1$s (check data types)',
|
|
),
|
|
);
|
|
$message->addParam(implode(', ', $masterField));
|
|
$htmlOutput .= $message->getDisplay();
|
|
} else {
|
|
$htmlOutput .= Generator::mysqlDie($tmpErrorCreate, $createQuery, false, '', false);
|
|
}
|
|
|
|
$htmlOutput .= MySQLDocumentation::show('create-table-foreign-keys') . "\n";
|
|
}
|
|
} else {
|
|
$previewSqlData .= $createQuery . "\n";
|
|
}
|
|
|
|
// this is an alteration and the old constraint has been dropped
|
|
// without creation of a new one
|
|
if (! $drop || ($tmpErrorCreate === '' || $tmpErrorCreate === false)) {
|
|
continue;
|
|
}
|
|
|
|
// a rollback may be better here
|
|
$sqlQueryRecreate = '# Restoring the dropped constraint...' . "\n";
|
|
$sqlQueryRecreate .= $this->getSQLToCreateForeignKey(
|
|
$table,
|
|
$masterField,
|
|
$existrelForeign[$masterFieldMd5]['ref_db_name'],
|
|
$existrelForeign[$masterFieldMd5]['ref_table_name'],
|
|
$existrelForeign[$masterFieldMd5]['ref_index_list'],
|
|
$existrelForeign[$masterFieldMd5]['constraint'],
|
|
$optionsArray[$existrelForeign[$masterFieldMd5]['on_delete'] ?? ''] ?? null,
|
|
$optionsArray[$existrelForeign[$masterFieldMd5]['on_update'] ?? ''] ?? null,
|
|
);
|
|
if (! isset($_POST['preview_sql'])) {
|
|
$displayQuery .= $sqlQueryRecreate . "\n";
|
|
$this->dbi->tryQuery($sqlQueryRecreate);
|
|
} else {
|
|
$previewSqlData .= $sqlQueryRecreate;
|
|
}
|
|
}
|
|
|
|
return [
|
|
$htmlOutput,
|
|
$previewSqlData,
|
|
$displayQuery,
|
|
$seenError,
|
|
];
|
|
}
|
|
|
|
/**
|
|
* Returns the SQL query for foreign key constraint creation
|
|
*
|
|
* @param string $table table name
|
|
* @param array $field field names
|
|
* @param string $foreignDb foreign database name
|
|
* @param string $foreignTable foreign table name
|
|
* @param array $foreignField foreign field names
|
|
* @param string|null $name name of the constraint
|
|
* @param string|null $onDelete on delete action
|
|
* @param string|null $onUpdate on update action
|
|
*
|
|
* @return string SQL query for foreign key constraint creation
|
|
*/
|
|
private function getSQLToCreateForeignKey(
|
|
string $table,
|
|
array $field,
|
|
string $foreignDb,
|
|
string $foreignTable,
|
|
array $foreignField,
|
|
string|null $name = null,
|
|
string|null $onDelete = null,
|
|
string|null $onUpdate = null,
|
|
): string {
|
|
$sqlQuery = 'ALTER TABLE ' . Util::backquote($table) . ' ADD ';
|
|
// if user entered a constraint name
|
|
if ($name !== null && $name !== '') {
|
|
$sqlQuery .= ' CONSTRAINT ' . Util::backquote($name);
|
|
}
|
|
|
|
foreach ($field as $key => $oneField) {
|
|
$field[$key] = Util::backquote($oneField);
|
|
}
|
|
|
|
foreach ($foreignField as $key => $oneField) {
|
|
$foreignField[$key] = Util::backquote($oneField);
|
|
}
|
|
|
|
$sqlQuery .= ' FOREIGN KEY (' . implode(', ', $field) . ') REFERENCES '
|
|
. ($this->dbName != $foreignDb
|
|
? Util::backquote($foreignDb) . '.' : '')
|
|
. Util::backquote($foreignTable)
|
|
. '(' . implode(', ', $foreignField) . ')';
|
|
|
|
if ($onDelete !== null && $onDelete !== '') {
|
|
$sqlQuery .= ' ON DELETE ' . $onDelete;
|
|
}
|
|
|
|
if ($onUpdate !== null && $onUpdate !== '') {
|
|
$sqlQuery .= ' ON UPDATE ' . $onUpdate;
|
|
}
|
|
|
|
$sqlQuery .= ';';
|
|
|
|
return $sqlQuery;
|
|
}
|
|
|
|
/**
|
|
* Returns the generation expression for virtual columns
|
|
*
|
|
* @param string|null $column name of the column
|
|
*
|
|
* @return array|bool associative array of column name and their expressions
|
|
* or false on failure
|
|
*/
|
|
public function getColumnGenerationExpression(string|null $column = null): array|bool
|
|
{
|
|
if (
|
|
Compatibility::isMySqlOrPerconaDb()
|
|
&& $this->dbi->getVersion() > 50705
|
|
&& ! $GLOBALS['cfg']['Server']['DisableIS']
|
|
) {
|
|
$sql = 'SELECT
|
|
`COLUMN_NAME` AS `Field`,
|
|
`GENERATION_EXPRESSION` AS `Expression`
|
|
FROM
|
|
`information_schema`.`COLUMNS`
|
|
WHERE
|
|
`TABLE_SCHEMA` = ' . $this->dbi->quoteString($this->dbName) . '
|
|
AND `TABLE_NAME` = ' . $this->dbi->quoteString($this->name);
|
|
if ($column !== null) {
|
|
$sql .= ' AND `COLUMN_NAME` = ' . $this->dbi->quoteString($column);
|
|
}
|
|
|
|
return $this->dbi->fetchResult($sql, 'Field', 'Expression');
|
|
}
|
|
|
|
$createTable = $this->showCreate();
|
|
if (! $createTable) {
|
|
return false;
|
|
}
|
|
|
|
$parser = new Parser($createTable);
|
|
$stmt = $parser->statements[0];
|
|
$fields = [];
|
|
if ($stmt instanceof CreateStatement) {
|
|
$fields = TableUtils::getFields($stmt);
|
|
}
|
|
|
|
if ($column != null) {
|
|
$expression = isset($fields[$column]['expr']) ? substr($fields[$column]['expr'], 1, -1) : '';
|
|
|
|
return [$column => $expression];
|
|
}
|
|
|
|
$ret = [];
|
|
foreach ($fields as $field => $options) {
|
|
if (! isset($options['expr'])) {
|
|
continue;
|
|
}
|
|
|
|
$ret[$field] = substr($options['expr'], 1, -1);
|
|
}
|
|
|
|
return $ret;
|
|
}
|
|
|
|
/**
|
|
* Returns the CREATE statement for this table
|
|
*/
|
|
public function showCreate(): string
|
|
{
|
|
return (string) $this->dbi->fetchValue(
|
|
'SHOW CREATE TABLE ' . Util::backquote($this->dbName) . '.'
|
|
. Util::backquote($this->name),
|
|
1,
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Returns the real row count for a table
|
|
*/
|
|
public function getRealRowCountTable(): int|null
|
|
{
|
|
// SQL query to get row count for a table.
|
|
$result = $this->dbi->fetchSingleRow(
|
|
sprintf(
|
|
'SELECT COUNT(*) AS %s FROM %s.%s',
|
|
Util::backquote('row_count'),
|
|
Util::backquote($this->dbName),
|
|
Util::backquote($this->name),
|
|
),
|
|
);
|
|
|
|
if (! is_array($result)) {
|
|
return null;
|
|
}
|
|
|
|
return (int) $result['row_count'];
|
|
}
|
|
|
|
/**
|
|
* Get columns with indexes
|
|
*
|
|
* @param int $types types bitmask
|
|
*
|
|
* @return array an array of columns
|
|
*/
|
|
public function getColumnsWithIndex(int $types): array
|
|
{
|
|
$columnsWithIndex = [];
|
|
foreach (
|
|
Index::getFromTableByChoice($this->name, $this->dbName, $types) as $index
|
|
) {
|
|
$columns = $index->getColumns();
|
|
$columnsWithIndex = array_merge($columnsWithIndex, array_keys($columns));
|
|
}
|
|
|
|
return $columnsWithIndex;
|
|
}
|
|
}
|
