devilbox/.devilbox/www/htdocs/vendor/phpmyadmin-4.9.7/tbl_operations.php
2020-11-08 12:56:53 +01:00

496 lines
15 KiB
PHP

<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Various table operations
*
* @package PhpMyAdmin
*/
use PhpMyAdmin\Index;
use PhpMyAdmin\Message;
use PhpMyAdmin\Partition;
use PhpMyAdmin\Operations;
use PhpMyAdmin\Relation;
use PhpMyAdmin\Response;
use PhpMyAdmin\Table;
use PhpMyAdmin\Util;
/**
*
*/
require_once 'libraries/common.inc.php';
/**
* functions implementation for this script
*/
require_once 'libraries/check_user_privileges.inc.php';
// lower_case_table_names=1 `DB` becomes `db`
$lowerCaseNames = $GLOBALS['dbi']->getLowerCaseNames() === '1';
if ($lowerCaseNames) {
$GLOBALS['table'] = mb_strtolower(
$GLOBALS['table']
);
}
$pma_table = new Table($GLOBALS['table'], $GLOBALS['db']);
/**
* Load JavaScript files
*/
$response = Response::getInstance();
$header = $response->getHeader();
$scripts = $header->getScripts();
$scripts->addFile('tbl_operations.js');
/**
* Runs common work
*/
require 'libraries/tbl_common.inc.php';
$url_query .= '&amp;goto=tbl_operations.php&amp;back=tbl_operations.php';
$url_params['goto'] = $url_params['back'] = 'tbl_operations.php';
/**
* Gets relation settings
*/
$relation = new Relation();
$cfgRelation = $relation->getRelationsParam();
// reselect current db (needed in some cases probably due to
// the calling of PhpMyAdmin\Relation)
$GLOBALS['dbi']->selectDb($GLOBALS['db']);
/**
* Gets tables information
*/
$pma_table = $GLOBALS['dbi']->getTable(
$GLOBALS['db'],
$GLOBALS['table']
);
$reread_info = $pma_table->getStatusInfo(null, false);
$GLOBALS['showtable'] = $pma_table->getStatusInfo(null, (isset($reread_info) && $reread_info ? true : false));
if ($pma_table->isView()) {
$tbl_is_view = true;
$tbl_storage_engine = __('View');
$show_comment = null;
} else {
$tbl_is_view = false;
$tbl_storage_engine = $pma_table->getStorageEngine();
$show_comment = $pma_table->getComment();
}
$tbl_collation = $pma_table->getCollation();
$table_info_num_rows = $pma_table->getNumRows();
$row_format = $pma_table->getRowFormat();
$auto_increment = $pma_table->getAutoIncrement();
$create_options = $pma_table->getCreateOptions();
// set initial value of these variables, based on the current table engine
if ($pma_table->isEngine('ARIA')) {
// the value for transactional can be implicit
// (no create option found, in this case it means 1)
// or explicit (option found with a value of 0 or 1)
// ($create_options['transactional'] may have been set by Table class,
// from the $create_options)
$create_options['transactional'] = (isset($create_options['transactional']) && $create_options['transactional'] == '0')
? '0'
: '1';
$create_options['page_checksum'] = (isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : '';
}
$pma_table = $GLOBALS['dbi']->getTable(
$GLOBALS['db'],
$GLOBALS['table']
);
$reread_info = false;
$table_alters = array();
$operations = new Operations();
/**
* If the table has to be moved to some other database
*/
if (isset($_POST['submit_move']) || isset($_POST['submit_copy'])) {
//$_message = '';
$operations->moveOrCopyTable($db, $table);
// This was ended in an Ajax call
exit;
}
/**
* If the table has to be maintained
*/
if (isset($_POST['table_maintenance'])) {
include_once 'sql.php';
unset($result);
}
/**
* Updates table comment, type and options if required
*/
if (isset($_POST['submitoptions'])) {
$_message = '';
$warning_messages = array();
if (isset($_POST['new_name'])) {
// lower_case_table_names=1 `DB` becomes `db`
if ($lowerCaseNames) {
$_POST['new_name'] = mb_strtolower(
$_POST['new_name']
);
}
// Get original names before rename operation
$oldTable = $pma_table->getName();
$oldDb = $pma_table->getDbName();
if ($pma_table->rename($_POST['new_name'])) {
if (isset($_POST['adjust_privileges'])
&& ! empty($_POST['adjust_privileges'])
) {
$operations->adjustPrivilegesRenameOrMoveTable(
$oldDb, $oldTable, $_POST['db'], $_POST['new_name']
);
}
// Reselect the original DB
$GLOBALS['db'] = $oldDb;
$GLOBALS['dbi']->selectDb($oldDb);
$_message .= $pma_table->getLastMessage();
$result = true;
$GLOBALS['table'] = $pma_table->getName();
$reread_info = true;
$reload = true;
} else {
$_message .= $pma_table->getLastError();
$result = false;
}
}
if (! empty($_POST['new_tbl_storage_engine'])
&& mb_strtoupper($_POST['new_tbl_storage_engine']) !== $tbl_storage_engine
) {
$new_tbl_storage_engine = mb_strtoupper($_POST['new_tbl_storage_engine']);
if ($pma_table->isEngine('ARIA')) {
$create_options['transactional'] = (isset($create_options['transactional']) && $create_options['transactional'] == '0')
? '0'
: '1';
$create_options['page_checksum'] = (isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : '';
}
} else {
$new_tbl_storage_engine = '';
}
$row_format = (isset($create_options['row_format']))
? $create_options['row_format']
: $pma_table->getRowFormat();
$table_alters = $operations->getTableAltersArray(
$pma_table,
$create_options['pack_keys'],
(empty($create_options['checksum']) ? '0' : '1'),
((isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : ''),
(empty($create_options['delay_key_write']) ? '0' : '1'),
$row_format,
$new_tbl_storage_engine,
((isset($create_options['transactional']) && $create_options['transactional'] == '0') ? '0' : '1'),
$tbl_collation
);
if (count($table_alters) > 0) {
$sql_query = 'ALTER TABLE '
. Util::backquote($GLOBALS['table']);
$sql_query .= "\r\n" . implode("\r\n", $table_alters);
$sql_query .= ';';
$result .= $GLOBALS['dbi']->query($sql_query) ? true : false;
$reread_info = true;
unset($table_alters);
$warning_messages = $operations->getWarningMessagesArray();
}
if (isset($_POST['tbl_collation'])
&& ! empty($_POST['tbl_collation'])
&& isset($_POST['change_all_collations'])
&& ! empty($_POST['change_all_collations'])
) {
$operations->changeAllColumnsCollation(
$GLOBALS['db'], $GLOBALS['table'], $_POST['tbl_collation']
);
}
if (isset($_POST['tbl_collation']) && empty($_POST['tbl_collation'])) {
$response = Response::getInstance();
if ($response->isAjax()) {
$response->setRequestStatus(false);
$response->addJSON(
'message',
Message::error(__('No collation provided.'))
);
exit;
}
}
}
/**
* Reordering the table has been requested by the user
*/
if (isset($_POST['submitorderby']) && ! empty($_POST['order_field'])) {
list($sql_query, $result) = $operations->getQueryAndResultForReorderingTable();
} // end if
/**
* A partition operation has been requested by the user
*/
if (isset($_POST['submit_partition'])
&& ! empty($_POST['partition_operation'])
) {
list($sql_query, $result) = $operations->getQueryAndResultForPartition();
} // end if
if ($reread_info) {
// to avoid showing the old value (for example the AUTO_INCREMENT) after
// a change, clear the cache
$GLOBALS['dbi']->clearTableCache();
$GLOBALS['dbi']->selectDb($GLOBALS['db']);
$GLOBALS['showtable'] = $pma_table->getStatusInfo(null, true);
if ($pma_table->isView()) {
$tbl_is_view = true;
$tbl_storage_engine = __('View');
$show_comment = null;
} else {
$tbl_is_view = false;
$tbl_storage_engine = $pma_table->getStorageEngine();
$show_comment = $pma_table->getComment();
}
$tbl_collation = $pma_table->getCollation();
$table_info_num_rows = $pma_table->getNumRows();
$row_format = $pma_table->getRowFormat();
$auto_increment = $pma_table->getAutoIncrement();
$create_options = $pma_table->getCreateOptions();
}
unset($reread_info);
if (isset($result) && empty($message_to_show)) {
if (empty($_message)) {
if (empty($sql_query)) {
$_message = Message::success(__('No change'));
} else {
$_message = $result
? Message::success()
: Message::error();
}
if ($response->isAjax()) {
$response->setRequestStatus($_message->isSuccess());
$response->addJSON('message', $_message);
if (!empty($sql_query)) {
$response->addJSON(
'sql_query', Util::getMessage(null, $sql_query)
);
}
exit;
}
} else {
$_message = $result
? Message::success($_message)
: Message::error($_message);
}
if (! empty($warning_messages)) {
$_message = new Message;
$_message->addMessagesString($warning_messages);
$_message->isError(true);
if ($response->isAjax()) {
$response->setRequestStatus(false);
$response->addJSON('message', $_message);
if (!empty($sql_query)) {
$response->addJSON(
'sql_query', Util::getMessage(null, $sql_query)
);
}
exit;
}
unset($warning_messages);
}
if (empty($sql_query)) {
$response->addHTML(
$_message->getDisplay()
);
} else {
$response->addHTML(
Util::getMessage($_message, $sql_query)
);
}
unset($_message);
}
$url_params['goto']
= $url_params['back']
= 'tbl_operations.php';
/**
* Get columns names
*/
$columns = $GLOBALS['dbi']->getColumns($GLOBALS['db'], $GLOBALS['table']);
/**
* Displays the page
*/
/**
* Order the table
*/
$hideOrderTable = false;
// `ALTER TABLE ORDER BY` does not make sense for InnoDB tables that contain
// a user-defined clustered index (PRIMARY KEY or NOT NULL UNIQUE index).
// InnoDB always orders table rows according to such an index if one is present.
if ($tbl_storage_engine == 'INNODB') {
$indexes = Index::getFromTable($GLOBALS['table'], $GLOBALS['db']);
foreach ($indexes as $name => $idx) {
if ($name == 'PRIMARY') {
$hideOrderTable = true;
break;
} elseif (! $idx->getNonUnique()) {
$notNull = true;
foreach ($idx->getColumns() as $column) {
if ($column->getNull()) {
$notNull = false;
break;
}
}
if ($notNull) {
$hideOrderTable = true;
break;
}
}
}
}
if (! $hideOrderTable) {
$response->addHTML($operations->getHtmlForOrderTheTable($columns));
}
/**
* Move table
*/
$response->addHTML($operations->getHtmlForMoveTable());
if (mb_strstr($show_comment, '; InnoDB free') === false) {
if (mb_strstr($show_comment, 'InnoDB free') === false) {
// only user entered comment
$comment = $show_comment;
} else {
// here we have just InnoDB generated part
$comment = '';
}
} else {
// remove InnoDB comment from end, just the minimal part (*? is non greedy)
$comment = preg_replace('@; InnoDB free:.*?$@', '', $show_comment);
}
// PACK_KEYS: MyISAM or ISAM
// DELAY_KEY_WRITE, CHECKSUM, : MyISAM only
// AUTO_INCREMENT: MyISAM and InnoDB since 5.0.3, PBXT
// Here should be version check for InnoDB, however it is supported
// in >5.0.4, >4.1.12 and >4.0.11, so I decided not to
// check for version
$response->addHTML(
$operations->getTableOptionDiv(
$pma_table, $comment, $tbl_collation, $tbl_storage_engine,
$create_options['pack_keys'],
$auto_increment,
(empty($create_options['delay_key_write']) ? '0' : '1'),
((isset($create_options['transactional']) && $create_options['transactional'] == '0') ? '0' : '1'),
((isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : ''),
(empty($create_options['checksum']) ? '0' : '1')
)
);
/**
* Copy table
*/
$response->addHTML($operations->getHtmlForCopytable());
/**
* Table maintenance
*/
$response->addHTML(
$operations->getHtmlForTableMaintenance($pma_table, $url_params)
);
if (! (isset($db_is_system_schema) && $db_is_system_schema)) {
$truncate_table_url_params = array();
$drop_table_url_params = array();
if (! $tbl_is_view
&& ! (isset($db_is_system_schema) && $db_is_system_schema)
) {
$this_sql_query = 'TRUNCATE TABLE '
. Util::backquote($GLOBALS['table']);
$truncate_table_url_params = array_merge(
$url_params,
array(
'sql_query' => $this_sql_query,
'goto' => 'tbl_structure.php',
'reload' => '1',
'message_to_show' => sprintf(
__('Table %s has been emptied.'),
htmlspecialchars($table)
),
)
);
}
if (! (isset($db_is_system_schema) && $db_is_system_schema)) {
$this_sql_query = 'DROP TABLE '
. Util::backquote($GLOBALS['table']);
$drop_table_url_params = array_merge(
$url_params,
array(
'sql_query' => $this_sql_query,
'goto' => 'db_operations.php',
'reload' => '1',
'purge' => '1',
'message_to_show' => sprintf(
($tbl_is_view
? __('View %s has been dropped.')
: __('Table %s has been dropped.')
),
htmlspecialchars($table)
),
// table name is needed to avoid running
// PhpMyAdmin\RelationCleanup::database() on the whole db later
'table' => $GLOBALS['table'],
)
);
}
$response->addHTML(
$operations->getHtmlForDeleteDataOrTable(
$truncate_table_url_params,
$drop_table_url_params
)
);
}
if (Partition::havePartitioning()) {
$partition_names = Partition::getPartitionNames($db, $table);
// show the Partition maintenance section only if we detect a partition
if (! is_null($partition_names[0])) {
$response->addHTML(
$operations->getHtmlForPartitionMaintenance($partition_names, $url_params)
);
} // end if
} // end if
unset($partition_names);
// Referential integrity check
if ($cfgRelation['relwork']) {
$GLOBALS['dbi']->selectDb($GLOBALS['db']);
$foreign = $relation->getForeigners($GLOBALS['db'], $GLOBALS['table'], '', 'internal');
if (! empty($foreign)) {
$response->addHTML(
$operations->getHtmlForReferentialIntegrityCheck($foreign, $url_params)
);
} // end if ($foreign)
} // end if (!empty($cfg['Server']['relation']))