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Table.php
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Table.php
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<?php
declare(strict_types=1);
namespace PhpMyAdmin;
use PhpMyAdmin\ConfigStorage\Features\DisplayFeature;
use PhpMyAdmin\ConfigStorage\Features\RelationFeature;
use PhpMyAdmin\ConfigStorage\Features\UiPreferencesFeature;
use PhpMyAdmin\ConfigStorage\Relation;
use PhpMyAdmin\Database\Triggers;
use PhpMyAdmin\Dbal\Connection;
use PhpMyAdmin\Html\Generator;
use PhpMyAdmin\Html\MySQLDocumentation;
use PhpMyAdmin\Plugins\Export\ExportSql;
use PhpMyAdmin\Query\Compatibility;
use PhpMyAdmin\Query\Generator as QueryGenerator;
use PhpMyAdmin\SqlParser\Components\Expression;
use PhpMyAdmin\SqlParser\Components\OptionsArray;
use PhpMyAdmin\SqlParser\Context;
use PhpMyAdmin\SqlParser\Parser;
use PhpMyAdmin\SqlParser\Statements\AlterStatement;
use PhpMyAdmin\SqlParser\Statements\CreateStatement;
use PhpMyAdmin\SqlParser\Statements\DropStatement;
use PhpMyAdmin\SqlParser\Utils\Table as TableUtils;
use Stringable;
use function __;
use function array_key_exists;
use function array_keys;
use function array_map;
use function array_merge;
use function count;
use function end;
use function explode;
use function htmlspecialchars;
use function implode;
use function in_array;
use function intval;
use function is_array;
use function is_string;
use function json_decode;
use function json_encode;
use function mb_stripos;
use function mb_strlen;
use function mb_substr;
use function preg_match;
use function preg_replace;
use function rtrim;
use function sprintf;
use function str_contains;
use function str_replace;
use function stripos;
use function strtolower;
use function strtoupper;
use function substr;
use function substr_compare;
use function trigger_error;
use function trim;
use const E_USER_WARNING;
/**
* Handles everything related to tables
*
* @todo make use of Message and Error
*/
class Table implements Stringable
{
/**
* UI preferences properties
*/
public const PROP_SORTED_COLUMN = 'sorted_col';
public const PROP_COLUMN_ORDER = 'col_order';
public const PROP_COLUMN_VISIB = 'col_visib';
/** @var string engine (innodb, myisam, bdb, ...) */
public string $engine = '';
/** @var string type (view, base table, system view) */
public string $type = '';
/** @var array UI preferences */
public array $uiprefs = [];
/** @var array errors occurred */
public array $errors = [];
/** @var array messages */
public array $messages = [];
/** @var string table name */
protected string $name = '';
/** @var string database name */
protected string $dbName = '';
private Relation $relation;
/**
* @param string $tableName table name
* @param string $dbName database name
* @param DatabaseInterface $dbi database interface for the table
*/
public function __construct($tableName, $dbName, protected DatabaseInterface $dbi)
{
$this->name = $tableName;
$this->dbName = $dbName;
$this->relation = new Relation($this->dbi);
}
/**
* returns table name
*
* @see Table::getName()
*/
public function __toString(): string
{
return $this->getName();
}
/**
* Table getter
*
* @param string $tableName table name
* @param string $dbName database name
* @param DatabaseInterface $dbi database interface for the table
*/
public static function get($tableName, $dbName, DatabaseInterface $dbi): Table
{
return new Table($tableName, $dbName, $dbi);
}
/**
* return the last error
*
* @return string the last error
*/
public function getLastError(): string
{
return end($this->errors);
}
/**
* return the last message
*
* @return string the last message
*/
public function getLastMessage(): string
{
return end($this->messages);
}
/**
* returns table name
*
* @param bool $backquoted whether to quote name with backticks ``
*
* @return string table name
*/
public function getName($backquoted = false): string
{
if ($backquoted) {
return Util::backquote($this->name);
}
return $this->name;
}
/**
* returns database name for this table
*
* @param bool $backquoted whether to quote name with backticks ``
*
* @return string database name for this table
*/
public function getDbName($backquoted = false): string
{
if ($backquoted) {
return Util::backquote($this->dbName);
}
return $this->dbName;
}
/**
* returns full name for table, including database name
*
* @param bool $backquoted whether to quote name with backticks ``
*/
public function getFullName($backquoted = false): string
{
return $this->getDbName($backquoted) . '.'
. $this->getName($backquoted);
}
/**
* Checks the storage engine used to create table
*
* @param string[]|string $engine Checks the table engine against an
* array of engine strings or a single string, should be uppercase
*/
public function isEngine(array|string $engine): bool
{
$engine = (array) $engine;
$tableStorageEngine = $this->getStorageEngine();
return in_array($tableStorageEngine, $engine, true);
}
/**
* returns whether the table is actually a view
*/
public function isView(): bool
{
if ($this->dbName === '' || $this->name === '') {
return false;
}
// use cached data or load information with SHOW command
if (
$this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name]) != null
|| $GLOBALS['cfg']['Server']['DisableIS']
) {
$type = $this->getStatusInfo('TABLE_TYPE');
return $type === 'VIEW' || $type === 'SYSTEM VIEW';
}
// information_schema tables are 'SYSTEM VIEW's
if ($this->dbName === 'information_schema') {
return true;
}
// query information_schema
return (bool) $this->dbi->fetchValue(
'SELECT 1'
. ' FROM information_schema.VIEWS'
. ' WHERE TABLE_SCHEMA = ' . $this->dbi->quoteString($this->dbName)
. ' AND TABLE_NAME = ' . $this->dbi->quoteString($this->name),
);
}
/**
* Returns whether the table is actually an updatable view
*/
public function isUpdatableView(): bool
{
if ($this->dbName === '' || $this->name === '') {
return false;
}
return (bool) $this->dbi->fetchValue(
'SELECT 1'
. ' FROM information_schema.VIEWS'
. ' WHERE TABLE_SCHEMA = ' . $this->dbi->quoteString($this->dbName)
. ' AND TABLE_NAME = ' . $this->dbi->quoteString($this->name)
. ' AND IS_UPDATABLE = \'YES\'',
);
}
/**
* Checks if this is a merge table
*
* If the ENGINE of the table is MERGE or MRG_MYISAM (alias),
* this is a merge table.
*/
public function isMerge(): bool
{
return $this->isEngine(['MERGE', 'MRG_MYISAM']);
}
/**
* Returns full table status info, or specific if $info provided
* this info is collected from information_schema
*
* @param string $info specific information to be fetched
* @param bool $forceRead read new rather than serving from cache
* @param bool $disableError if true, disables error message
*
* @todo DatabaseInterface::getTablesFull needs to be merged
* somehow into this class or at least better documented
*/
public function getStatusInfo(
$info = null,
$forceRead = false,
$disableError = false,
): mixed {
if (! empty($_SESSION['is_multi_query'])) {
$disableError = true;
}
$cachedResult = $this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name]);
// sometimes there is only one entry (ExactRows) so
// we have to get the table's details
if ($cachedResult === null || $forceRead || count($cachedResult) === 1) {
$this->dbi->getTablesFull($this->dbName, $this->name);
$cachedResult = $this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name]);
}
if ($cachedResult === null) {
// happens when we enter the table creation dialog
// or when we really did not get any status info, for example
// when $table === 'TABLE_NAMES' after the user tried SHOW TABLES
return '';
}
if ($info === null) {
return $cachedResult;
}
// array_key_exists allows for null values
if (! array_key_exists($info, $cachedResult)) {
if (! $disableError) {
trigger_error(
__('Unknown table status:') . ' ' . $info,
E_USER_WARNING,
);
}
return false;
}
return $this->dbi->getCache()->getCachedTableContent([$this->dbName, $this->name, $info]);
}
/**
* Returns the Table storage Engine for current table.
*
* @return string Return storage engine info if it is set for
* the selected table else return blank.
*/
public function getStorageEngine(): string
{
$tableStorageEngine = $this->getStatusInfo('ENGINE', false, true);
return strtoupper((string) $tableStorageEngine);
}
/**
* Returns the comments for current table.
*
* @return string Return comment info if it is set for the selected table or return blank.
*/
public function getComment(): string
{
$tableComment = $this->getStatusInfo('TABLE_COMMENT', false, true);
if ($tableComment === false) {
return '';
}
return $tableComment;
}
/**
* Returns the collation for current table.
*
* @return string Return blank if collation is empty else return the collation info from table info.
*/
public function getCollation(): string
{
$tableCollation = $this->getStatusInfo('TABLE_COLLATION', false, true);
if ($tableCollation === false) {
return '';
}
return $tableCollation ?? '';
}
/**
* Returns the info about no of rows for current table.
*
* @return int Return no of rows info if it is not null for the selected table or return 0.
*/
public function getNumRows(): int
{
$tableNumRowInfo = $this->getStatusInfo('TABLE_ROWS', false, true);
if ($tableNumRowInfo === false) {
$tableNumRowInfo = $this->dbi->getTable($this->dbName, $GLOBALS['showtable']['Name'])
->countRecords(true);
}
return (int) $tableNumRowInfo;
}
/**
* Returns the Row format for current table.
*
* @return string Return table row format info if it is set for the selected table or return blank.
*/
public function getRowFormat(): string
{
$tableRowFormat = $this->getStatusInfo('ROW_FORMAT', false, true);
if ($tableRowFormat === false) {
return '';
}
return $tableRowFormat;
}
/**
* Returns the auto increment option for current table.
*
* @return string Return auto increment info if it is set for the selected table or return blank.
*/
public function getAutoIncrement(): string
{
$tableAutoIncrement = $this->getStatusInfo('AUTO_INCREMENT', false, true);
return $tableAutoIncrement ?? '';
}
/**
* Returns the array for CREATE statement for current table.
*
* @return array<string, string> Return options array info if it is set for the selected table or return blank.
*/
public function getCreateOptions(): array
{
$tableOptions = $this->getStatusInfo('CREATE_OPTIONS', false, true);
$createOptionsTmp = empty($tableOptions) ? [] : explode(' ', $tableOptions);
$createOptions = [];
// export create options by its name as variables into global namespace
// f.e. pack_keys=1 becomes available as $pack_keys with value of '1'
// unset($pack_keys);
foreach ($createOptionsTmp as $eachCreateOption) {
$eachCreateOption = explode('=', $eachCreateOption);
if (! isset($eachCreateOption[1])) {
continue;
}
// ensure there is no ambiguity for PHP 5 and 7
$createOptions[$eachCreateOption[0]] = $eachCreateOption[1];
}
// we need explicit DEFAULT value here (different from '0')
$hasPackKeys = isset($createOptions['pack_keys']) && $createOptions['pack_keys'] !== '';
$createOptions['pack_keys'] = $hasPackKeys ? $createOptions['pack_keys'] : 'DEFAULT';
return $createOptions;
}
/**
* generates column specification for ALTER or CREATE TABLE syntax
*
* @param string $name 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, UUID
* @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 $columnsWithIndex Fields having PRIMARY or UNIQUE KEY indexes
* @param string $oldColumnName Old column name
*
* @return string field specification
*
* @todo move into class PMA_Column
* @todo on the interface, some js to clear the default value when the
* default current_timestamp is checked
*/
public static function generateFieldSpec(
$name,
string $type,
string $length = '',
$attribute = '',
$collation = '',
bool|string $null = false,
$defaultType = 'USER_DEFINED',
$defaultValue = '',
string $extra = '',
$comment = '',
$virtuality = '',
$expression = '',
$moveTo = '',
$columnsWithIndex = null,
$oldColumnName = null,
): string {
$isTimestamp = mb_stripos($type, 'TIMESTAMP') !== false;
$query = Util::backquote($name) . ' ' . $type;
// allow the possibility of a length for TIME, DATETIME and TIMESTAMP
// (will work on MySQL >= 5.6.4)
//
// MySQL permits a non-standard syntax for FLOAT and DOUBLE,
// see https://dev.mysql.com/doc/refman/5.5/en/floating-point-types.html
$pattern = '@^(DATE|TINYBLOB|TINYTEXT|BLOB|TEXT|'
. 'MEDIUMBLOB|MEDIUMTEXT|LONGBLOB|LONGTEXT|SERIAL|BOOLEAN|UUID|JSON)$@i';
if (
$length !== ''
&& ! preg_match($pattern, $type)
&& Compatibility::isIntegersSupportLength($type, $length, $GLOBALS['dbi'])
) {
// Note: The variable $length here can contain several other things
// besides length - ENUM/SET value or length of DECIMAL (eg. 12,3)
// so we can't just convert it to integer
$query .= '(' . $length . ')';
}
if ($attribute != '') {
$query .= ' ' . $attribute;
if ($isTimestamp && stripos($attribute, 'TIMESTAMP') !== false && $length !== '') {
$query .= '(' . $length . ')';
}
}
// if column is virtual, check if server type is Mysql as only Mysql server
// supports extra column properties
$isVirtualColMysql = $virtuality && Compatibility::isMySqlOrPerconaDb();
// if column is virtual, check if server type is MariaDB as MariaDB server
// supports no extra virtual column properties except CHARACTER SET for text column types
$isVirtualColMariaDB = $virtuality && Compatibility::isMariaDb();
$matches = preg_match('@^(TINYTEXT|TEXT|MEDIUMTEXT|LONGTEXT|VARCHAR|CHAR|ENUM|SET)$@i', $type);
if ($collation !== '' && $collation !== 'NULL' && $matches) {
$query .= Util::getCharsetQueryPart(
$isVirtualColMariaDB ? (string) preg_replace('~_.+~s', '', $collation) : $collation,
true,
);
}
if ($virtuality) {
$query .= ' AS (' . $expression . ') ' . $virtuality;
}
if (! $virtuality || $isVirtualColMysql) {
if ($null !== false) {
if ($null === 'YES') {
$query .= ' NULL';
} else {
$query .= ' NOT NULL';
}
}
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 (
$isTimestamp
&& preg_match(
'/^\'\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d(\.\d{1,6})?\'$/',
(string) $defaultValue,
)
) {
$query .= ' DEFAULT ' . (string) $defaultValue;
} elseif ($type === 'BIT') {
$query .= ' DEFAULT b\''
. preg_replace('/[^01]/', '0', (string) $defaultValue)
. '\'';
} elseif ($type === 'BOOLEAN') {
if (preg_match('/^1|T|TRUE|YES$/i', (string) $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 $minRecords Number of records to check for in a table
*/
public function checkIfMinRecordsExist($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 and returns (or displays) the number of records in a table
*
* @param bool $forceExact whether to force an exact count
*
* @return mixed the number of records if "retain" param is true,
* otherwise true
*/
public function countRecords($forceExact = false): mixed
{
$isView = $this->isView();
$cache = $this->dbi->getCache();
$exactRowsCached = $cache->getCachedTableContent([$this->dbName, $this->name, 'ExactRows']);
if ($exactRowsCached != null) {
return $exactRowsCached;
}
$rowCount = false;
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']) ?? false;
}
// for a VIEW, $row_count is always false at this point
if ($rowCount !== false && $rowCount >= $GLOBALS['cfg']['MaxExactCount']) {
return $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 = $result->numRows();
}
}
}
if ($rowCount) {
$cache->cacheTableContent([$this->dbName, $this->name, 'ExactRows'], $rowCount);
}
return $rowCount;
}
/**
* 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 $columnsWithIndex Fields having PRIMARY or UNIQUE KEY indexes
*
* @return string field specification
*/
public static function generateAlter(
$oldcol,
$newcol,
$type,
$length,
$attribute,
$collation,
bool|string $null,
$defaultType,
$defaultValue,
string $extra,
$comment,
$virtuality,
$expression,
$moveTo,
$columnsWithIndex = null,
): string {
return Util::backquote($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(
$work,
$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) {
$whereParts[] = Util::backquote($where) . ' = '
. $GLOBALS['dbi']->quoteString((string) $value, Connection::TYPE_CONTROL);
}
$newParts = [];
$newValueParts = [];
foreach ($newFields as $where => $value) {
$newParts[] = Util::backquote($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|null $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(
$sourceDb,
$sourceTable,
string|null $targetDb,
$targetTable,
$what,
$move,
$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['sql_backquotes'] = 1;
$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((string) $targetDb),
),
);
}
return false;
}
/**
* The full name of source table, quoted.
*
* @var string $source
*/
$source = Util::backquote($sourceDb)
. '.' . Util::backquote($sourceTable);
// If the target database is not specified, the operation is taking
// place in the same database.
if (! isset($targetDb) || $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,
]);