tbl_operations.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  * Various table operations
   5  *
   6  * @package PhpMyAdmin
   7  */
   8 use PhpMyAdmin\Partition;
   9 use PhpMyAdmin\Table;
  10 use PhpMyAdmin\Response;
  11
  12 /**
  13  *
  14  */
  15 require_once 'libraries/common.inc.php';
  16
  17 /**
  18  * functions implementation for this script
  19  */
  20 require_once 'libraries/check_user_privileges.lib.php';
  21 require_once 'libraries/operations.lib.php';
  22
  23 $pma_table = new Table($GLOBALS['table'], $GLOBALS['db']);
  24
  25 /**
  26  * Load JavaScript files
  27  */
  28 $response = Response::getInstance();
  29 $header   = $response->getHeader();
  30 $scripts  = $header->getScripts();
  31 $scripts->addFile('tbl_operations.js');
  32
  33 /**
  34  * Runs common work
  35  */
  36 require 'libraries/tbl_common.inc.php';
  37 $url_query .= '&amp;goto=tbl_operations.php&amp;back=tbl_operations.php';
  38 $url_params['goto'] = $url_params['back'] = 'tbl_operations.php';
  39
  40 /**
  41  * Gets relation settings
  42  */
  43 $cfgRelation = PMA_getRelationsParam();
  44
  45 // reselect current db (needed in some cases probably due to
  46 // the calling of relation.lib.php)
  47 $GLOBALS['dbi']->selectDb($GLOBALS['db']);
  48
  49 /**
  50  * Gets tables information
  51  */
  52 $pma_table = $GLOBALS['dbi']->getTable(
  53     $GLOBALS['db'],
  54     $GLOBALS['table']
  55 );
  56 $reread_info = $pma_table->getStatusInfo(null, false);
  57 $GLOBALS['showtable'] = $pma_table->getStatusInfo(null, (isset($reread_info) && $reread_info ? true : false));
  58 if ($pma_table->isView()) {
  59     $tbl_is_view = true;
  60     $tbl_storage_engine = __('View');
  61     $show_comment = null;
  62 } else {
  63     $tbl_is_view = false;
  64     $tbl_storage_engine = $pma_table->getStorageEngine();
  65     $show_comment = $pma_table->getComment();
  66 }
  67 $tbl_collation = $pma_table->getCollation();
  68 $table_info_num_rows = $pma_table->getNumRows();
  69 $row_format = $pma_table->getRowFormat();
  70 $auto_increment = $pma_table->getAutoIncrement();
  71 $create_options = $pma_table->getCreateOptions();
  72
  73 // set initial value of these variables, based on the current table engine
  74 if ($pma_table->isEngine('ARIA')) {
  75     // the value for transactional can be implicit
  76     // (no create option found, in this case it means 1)
  77     // or explicit (option found with a value of 0 or 1)
  78     // ($create_options['transactional'] may have been set by Table class,
  79     // from the $create_options)
  80     $create_options['transactional'] = (isset($create_options['transactional']) && $create_options['transactional'] == '0')
  81         ? '0'
  82         : '1';
  83     $create_options['page_checksum'] = (isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : '';
  84 }
  85
  86 $pma_table = $GLOBALS['dbi']->getTable(
  87     $GLOBALS['db'],
  88     $GLOBALS['table']
  89 );
  90 $reread_info = false;
  91 $table_alters = array();
  92
  93 /**
  94  * If the table has to be moved to some other database
  95  */
  96 if (isset($_REQUEST['submit_move']) || isset($_REQUEST['submit_copy'])) {
  97     //$_message = '';
  98     PMA_moveOrCopyTable($db, $table);
  99     // This was ended in an Ajax call
 100     exit;
 101 }
 102 /**
 103  * If the table has to be maintained
 104  */
 105 if (isset($_REQUEST['table_maintenance'])) {
 106     include_once 'sql.php';
 107     unset($result);
 108 }
 109 /**
 110  * Updates table comment, type and options if required
 111  */
 112 if (isset($_REQUEST['submitoptions'])) {
 113     $_message = '';
 114     $warning_messages = array();
 115
 116     if (isset($_REQUEST['new_name'])) {
 117         // Get original names before rename operation
 118         $oldTable = $pma_table->getName();
 119         $oldDb = $pma_table->getDbName();
 120
 121         if ($pma_table->rename($_REQUEST['new_name'])) {
 122             if (isset($_REQUEST['adjust_privileges'])
 123                 && ! empty($_REQUEST['adjust_privileges'])
 124             ) {
 125                 PMA_AdjustPrivileges_renameOrMoveTable(
 126                     $oldDb, $oldTable, $_REQUEST['db'], $_REQUEST['new_name']
 127                 );
 128             }
 129
 130             // Reselect the original DB
 131             $GLOBALS['db'] = $oldDb;
 132             $GLOBALS['dbi']->selectDb($oldDb);
 133             $_message .= $pma_table->getLastMessage();
 134             $result = true;
 135             $GLOBALS['table'] = $pma_table->getName();
 136             $reread_info = true;
 137             $reload = true;
 138         } else {
 139             $_message .= $pma_table->getLastError();
 140             $result = false;
 141         }
 142     }
 143
 144     if (! empty($_REQUEST['new_tbl_storage_engine'])
 145         && mb_strtoupper($_REQUEST['new_tbl_storage_engine']) !== $tbl_storage_engine
 146     ) {
 147         $new_tbl_storage_engine = mb_strtoupper($_REQUEST['new_tbl_storage_engine']);
 148
 149         if ($pma_table->isEngine('ARIA')) {
 150             $create_options['transactional'] = (isset($create_options['transactional']) && $create_options['transactional'] == '0')
 151                 ? '0'
 152                 : '1';
 153             $create_options['page_checksum'] = (isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : '';
 154         }
 155     } else {
 156         $new_tbl_storage_engine = '';
 157     }
 158
 159     $row_format = (isset($create_options['row_format']))
 160         ? $create_options['row_format']
 161         : $pma_table->getRowFormat();
 162
 163     $table_alters = PMA_getTableAltersArray(
 164         $pma_table,
 165         $create_options['pack_keys'],
 166         (empty($create_options['checksum']) ? '0' : '1'),
 167         ((isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : ''),
 168         (empty($create_options['delay_key_write']) ? '0' : '1'),
 169         $row_format,
 170         $new_tbl_storage_engine,
 171         ((isset($create_options['transactional']) && $create_options['transactional'] == '0') ? '0' : '1'),
 172         $tbl_collation
 173     );
 174
 175     if (count($table_alters) > 0) {
 176         $sql_query      = 'ALTER TABLE '
 177             . PhpMyAdmin\Util::backquote($GLOBALS['table']);
 178         $sql_query     .= "\r\n" . implode("\r\n", $table_alters);
 179         $sql_query     .= ';';
 180         $result        .= $GLOBALS['dbi']->query($sql_query) ? true : false;
 181         $reread_info    = true;
 182         unset($table_alters);
 183         $warning_messages = PMA_getWarningMessagesArray();
 184     }
 185
 186     if (isset($_REQUEST['tbl_collation'])
 187         && ! empty($_REQUEST['tbl_collation'])
 188         && isset($_REQUEST['change_all_collations'])
 189         && ! empty($_REQUEST['change_all_collations'])
 190     ) {
 191         PMA_changeAllColumnsCollation(
 192             $GLOBALS['db'], $GLOBALS['table'], $_REQUEST['tbl_collation']
 193         );
 194     }
 195 }
 196 /**
 197  * Reordering the table has been requested by the user
 198  */
 199 if (isset($_REQUEST['submitorderby']) && ! empty($_REQUEST['order_field'])) {
 200     list($sql_query, $result) = PMA_getQueryAndResultForReorderingTable();
 201 } // end if
 202
 203 /**
 204  * A partition operation has been requested by the user
 205  */
 206 if (isset($_REQUEST['submit_partition'])
 207     && ! empty($_REQUEST['partition_operation'])
 208 ) {
 209     list($sql_query, $result) = PMA_getQueryAndResultForPartition();
 210 } // end if
 211
 212 if ($reread_info) {
 213     // to avoid showing the old value (for example the AUTO_INCREMENT) after
 214     // a change, clear the cache
 215     $GLOBALS['dbi']->clearTableCache();
 216     $GLOBALS['dbi']->selectDb($GLOBALS['db']);
 217     $GLOBALS['showtable'] = $pma_table->getStatusInfo(null, true);
 218     if ($pma_table->isView()) {
 219         $tbl_is_view = true;
 220         $tbl_storage_engine = __('View');
 221         $show_comment = null;
 222     } else {
 223         $tbl_is_view = false;
 224         $tbl_storage_engine = $pma_table->getStorageEngine();
 225         $show_comment = $pma_table->getComment();
 226     }
 227     $tbl_collation = $pma_table->getCollation();
 228     $table_info_num_rows = $pma_table->getNumRows();
 229     $row_format = $pma_table->getRowFormat();
 230     $auto_increment = $pma_table->getAutoIncrement();
 231     $create_options = $pma_table->getCreateOptions();
 232 }
 233 unset($reread_info);
 234
 235 if (isset($result) && empty($message_to_show)) {
 236     if (empty($_message)) {
 237         if (empty($sql_query)) {
 238             $_message = PhpMyAdmin\Message::success(__('No change'));
 239         } else {
 240             $_message = $result
 241                 ? PhpMyAdmin\Message::success()
 242                 : PhpMyAdmin\Message::error();
 243         }
 244
 245         if ($response->isAjax()) {
 246             $response->setRequestStatus($_message->isSuccess());
 247             $response->addJSON('message', $_message);
 248             if (!empty($sql_query)) {
 249                 $response->addJSON(
 250                     'sql_query', PhpMyAdmin\Util::getMessage(null, $sql_query)
 251                 );
 252             }
 253             exit;
 254         }
 255     } else {
 256         $_message = $result
 257             ? PhpMyAdmin\Message::success($_message)
 258             : PhpMyAdmin\Message::error($_message);
 259     }
 260
 261     if (! empty($warning_messages)) {
 262         $_message = new PhpMyAdmin\Message;
 263         $_message->addMessagesString($warning_messages);
 264         $_message->isError(true);
 265         if ($response->isAjax()) {
 266             $response->setRequestStatus(false);
 267             $response->addJSON('message', $_message);
 268             if (!empty($sql_query)) {
 269                 $response->addJSON(
 270                     'sql_query', PhpMyAdmin\Util::getMessage(null, $sql_query)
 271                 );
 272             }
 273             exit;
 274         }
 275         unset($warning_messages);
 276     }
 277
 278     if (empty($sql_query)) {
 279         $response->addHTML(
 280             $_message->getDisplay()
 281         );
 282     } else {
 283         $response->addHTML(
 284             PhpMyAdmin\Util::getMessage($_message, $sql_query)
 285         );
 286     }
 287     unset($_message);
 288 }
 289
 290 $url_params['goto']
 291     = $url_params['back']
 292         = 'tbl_operations.php';
 293
 294 /**
 295  * Get columns names
 296  */
 297 $columns = $GLOBALS['dbi']->getColumns($GLOBALS['db'], $GLOBALS['table']);
 298
 299 /**
 300  * Displays the page
 301  */
 302
 303 /**
 304  * Order the table
 305  */
 306 $hideOrderTable = false;
 307 // `ALTER TABLE ORDER BY` does not make sense for InnoDB tables that contain
 308 // a user-defined clustered index (PRIMARY KEY or NOT NULL UNIQUE index).
 309 // InnoDB always orders table rows according to such an index if one is present.
 310 if ($tbl_storage_engine == 'INNODB') {
 311     $indexes = PhpMyAdmin\Index::getFromTable($GLOBALS['table'], $GLOBALS['db']);
 312     foreach ($indexes as $name => $idx) {
 313         if ($name == 'PRIMARY') {
 314             $hideOrderTable = true;
 315             break;
 316         } elseif (! $idx->getNonUnique()) {
 317             $notNull = true;
 318             foreach ($idx->getColumns() as $column) {
 319                 if ($column->getNull()) {
 320                     $notNull = false;
 321                     break;
 322                 }
 323             }
 324             if ($notNull) {
 325                 $hideOrderTable = true;
 326                 break;
 327             }
 328         }
 329     }
 330 }
 331 if (! $hideOrderTable) {
 332     $response->addHTML(PMA_getHtmlForOrderTheTable($columns));
 333 }
 334
 335 /**
 336  * Move table
 337  */
 338 $response->addHTML(PMA_getHtmlForMoveTable());
 339
 340 if (mb_strstr($show_comment, '; InnoDB free') === false) {
 341     if (mb_strstr($show_comment, 'InnoDB free') === false) {
 342         // only user entered comment
 343         $comment = $show_comment;
 344     } else {
 345         // here we have just InnoDB generated part
 346         $comment = '';
 347     }
 348 } else {
 349     // remove InnoDB comment from end, just the minimal part (*? is non greedy)
 350     $comment = preg_replace('@; InnoDB free:.*?$@', '', $show_comment);
 351 }
 352
 353 // PACK_KEYS: MyISAM or ISAM
 354 // DELAY_KEY_WRITE, CHECKSUM, : MyISAM only
 355 // AUTO_INCREMENT: MyISAM and InnoDB since 5.0.3, PBXT
 356
 357 // Here should be version check for InnoDB, however it is supported
 358 // in >5.0.4, >4.1.12 and >4.0.11, so I decided not to
 359 // check for version
 360
 361 $response->addHTML(
 362     PMA_getTableOptionDiv(
 363         $pma_table, $comment, $tbl_collation, $tbl_storage_engine,
 364         $create_options['pack_keys'],
 365         $auto_increment,
 366         (empty($create_options['delay_key_write']) ? '0' : '1'),
 367         ((isset($create_options['transactional']) && $create_options['transactional'] == '0') ? '0' : '1'),
 368         ((isset($create_options['page_checksum'])) ? $create_options['page_checksum'] : ''),
 369         (empty($create_options['checksum']) ? '0' : '1')
 370     )
 371 );
 372
 373 /**
 374  * Copy table
 375  */
 376 $response->addHTML(PMA_getHtmlForCopytable());
 377
 378 /**
 379  * Table maintenance
 380  */
 381 $response->addHTML(
 382     PMA_getHtmlForTableMaintenance($pma_table, $url_params)
 383 );
 384
 385 if (! (isset($db_is_system_schema) && $db_is_system_schema)) {
 386     $truncate_table_url_params = array();
 387     $drop_table_url_params = array();
 388
 389     if (! $tbl_is_view
 390         && ! (isset($db_is_system_schema) && $db_is_system_schema)
 391     ) {
 392         $this_sql_query = 'TRUNCATE TABLE '
 393             . PhpMyAdmin\Util::backquote($GLOBALS['table']);
 394         $truncate_table_url_params = array_merge(
 395             $url_params,
 396             array(
 397                 'sql_query' => $this_sql_query,
 398                 'goto' => 'tbl_structure.php',
 399                 'reload' => '1',
 400                 'message_to_show' => sprintf(
 401                     __('Table %s has been emptied.'),
 402                     htmlspecialchars($table)
 403                 ),
 404             )
 405         );
 406     }
 407     if (! (isset($db_is_system_schema) && $db_is_system_schema)) {
 408         $this_sql_query = 'DROP TABLE '
 409             . PhpMyAdmin\Util::backquote($GLOBALS['table']);
 410         $drop_table_url_params = array_merge(
 411             $url_params,
 412             array(
 413                 'sql_query' => $this_sql_query,
 414                 'goto' => 'db_operations.php',
 415                 'reload' => '1',
 416                 'purge' => '1',
 417                 'message_to_show' => sprintf(
 418                     ($tbl_is_view
 419                         ? __('View %s has been dropped.')
 420                         : __('Table %s has been dropped.')
 421                     ),
 422                     htmlspecialchars($table)
 423                 ),
 424                 // table name is needed to avoid running
 425                 // PMA_relationsCleanupDatabase() on the whole db later
 426                 'table' => $GLOBALS['table'],
 427             )
 428         );
 429     }
 430     $response->addHTML(
 431         PMA_getHtmlForDeleteDataOrTable(
 432             $truncate_table_url_params,
 433             $drop_table_url_params
 434         )
 435     );
 436 }
 437
 438 if (Partition::havePartitioning()) {
 439     $partition_names = Partition::getPartitionNames($db, $table);
 440     // show the Partition maintenance section only if we detect a partition
 441     if (! is_null($partition_names[0])) {
 442         $response->addHTML(
 443             PMA_getHtmlForPartitionMaintenance($partition_names, $url_params)
 444         );
 445     } // end if
 446 } // end if
 447 unset($partition_names);
 448
 449 // Referential integrity check
 450 // The Referential integrity check was intended for the non-InnoDB
 451 // tables for which the relations are defined in pmadb
 452 // so I assume that if the current table is InnoDB, I don't display
 453 // this choice (InnoDB maintains integrity by itself)
 454
 455 if ($cfgRelation['relwork'] && ! $pma_table->isEngine("INNODB")) {
 456     $GLOBALS['dbi']->selectDb($GLOBALS['db']);
 457     $foreign = PMA_getForeigners($GLOBALS['db'], $GLOBALS['table'], '', 'internal');
 458
 459     if (! empty($foreign)) {
 460         $response->addHTML(
 461             PMA_getHtmlForReferentialIntegrityCheck($foreign, $url_params)
 462         );
 463     } // end if ($foreign)
 464
 465 } // end  if (!empty($cfg['Server']['relation']))