tbl_relation.php

   1 <?php
   2 /* $Id$ */
   3 // vim: expandtab sw=4 ts=4 sts=4:
   4
   5 /**
   6  * Gets some core libraries
   7  */
   8 require_once('./libraries/common.lib.php');
   9 require_once('./libraries/tbl_properties_common.php');
  10 $url_query .= '&amp;goto=tbl_properties.php';
  11
  12
  13 /**
  14  * Gets tables informations
  15  */
  16 require_once('./libraries/tbl_properties_table_info.inc.php');
  17
  18 // Note: in libraries/tbl_properties_links.inc.php we get and display the table comment.
  19 // For InnoDB, this comment contains the REFER information but any update
  20 // has not been done yet (will be done in tbl_relation.php later).
  21 $avoid_show_comment = TRUE;
  22
  23 /**
  24  * Displays top menu links
  25  */
  26 require_once('./libraries/tbl_properties_links.inc.php');
  27
  28 require_once('./libraries/relation.lib.php');
  29
  30 $options_array = array('CASCADE' => 'CASCADE', 'SET_NULL' => 'SET NULL', 'NO_ACTION' => 'NO ACTION', 'RESTRICT' => 'RESTRICT');
  31
  32 /**
  33  * Generate dropdown choices
  34  *
  35  * @param   string   Message to display
  36  * @param   string   Name of the <select> field
  37  * @param   array    Choices for dropdown
  38  * @return  string   The existing value (for selected)
  39  *
  40  * @access  public
  41  */
  42 function PMA_generate_dropdown($dropdown_question, $radio_name, $choices, $selected_value)
  43 {
  44     echo $dropdown_question . '&nbsp;&nbsp;';
  45
  46     echo '<select name="' . $radio_name . '">' . "\n";
  47     echo '<option value="nix">--</option>' . "\n";
  48
  49     foreach ($choices AS $one_value => $one_label) {
  50         echo '<option value="' . $one_value . '"';
  51         if ($selected_value == $one_value) {
  52             echo ' selected="selected" ';
  53         }
  54         echo '>' . $one_label . '</option>' . "\n";
  55     }
  56     echo '</select>' . "\n";
  57     echo "\n";
  58 }
  59
  60
  61 /**
  62  * Gets the relation settings
  63  */
  64 $cfgRelation = PMA_getRelationsParam();
  65
  66
  67 /**
  68  * Updates
  69  */
  70
  71 // ensure we are positionned to our current db (since the previous reading
  72 // of relations makes pmadb the current one, maybe depending on the MySQL version)
  73 PMA_DBI_select_db($db);
  74
  75 if ($cfgRelation['relwork']) {
  76     $existrel = PMA_getForeigners($db, $table, '', 'internal');
  77 }
  78 if ($tbl_type=='INNODB') {
  79     $existrel_innodb = PMA_getForeigners($db, $table, '', 'innodb');
  80 }
  81 if ($cfgRelation['displaywork']) {
  82     $disp     = PMA_getDisplayField($db, $table);
  83 }
  84
  85 // u p d a t e s   f o r   I n t e r n a l    r e l a t i o n s
  86 if (isset($destination) && $cfgRelation['relwork']) {
  87
  88     foreach ($destination AS $master_field => $foreign_string) {
  89         if ($foreign_string != 'nix') {
  90             list($foreign_db, $foreign_table, $foreign_field) = explode('.', $foreign_string);
  91             if (!isset($existrel[$master_field])) {
  92                 $upd_query  = 'INSERT INTO ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['relation'])
  93                             . '(master_db, master_table, master_field, foreign_db, foreign_table, foreign_field)'
  94                             . ' values('
  95                             . '\'' . PMA_sqlAddslashes($db) . '\', '
  96                             . '\'' . PMA_sqlAddslashes($table) . '\', '
  97                             . '\'' . PMA_sqlAddslashes($master_field) . '\', '
  98                             . '\'' . PMA_sqlAddslashes($foreign_db) . '\', '
  99                             . '\'' . PMA_sqlAddslashes($foreign_table) . '\','
 100                             . '\'' . PMA_sqlAddslashes($foreign_field) . '\')';
 101             } elseif ($existrel[$master_field]['foreign_db'] . '.' .$existrel[$master_field]['foreign_table'] . '.' . $existrel[$master_field]['foreign_field'] != $foreign_string) {
 102                 $upd_query  = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['relation']) . ' SET'
 103                             . ' foreign_db       = \'' . PMA_sqlAddslashes($foreign_db) . '\', '
 104                             . ' foreign_table    = \'' . PMA_sqlAddslashes($foreign_table) . '\', '
 105                             . ' foreign_field    = \'' . PMA_sqlAddslashes($foreign_field) . '\' '
 106                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
 107                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
 108                             . ' AND master_field = \'' . PMA_sqlAddslashes($master_field) . '\'';
 109             } // end if... else....
 110         } elseif (isset($existrel[$master_field])) {
 111             $upd_query      = 'DELETE FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['relation'])
 112                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
 113                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
 114                             . ' AND master_field = \'' . PMA_sqlAddslashes($master_field) . '\'';
 115         } // end if... else....
 116         if (isset($upd_query)) {
 117             $upd_rs         = PMA_query_as_cu($upd_query);
 118             unset($upd_query);
 119         }
 120     } // end while
 121 } // end if (updates for internal relations)
 122
 123 // u p d a t e s   f o r   I n n o D B
 124 // ( for now, one index name only; we keep the definitions if the
 125 // foreign db is not the same)
 126 if (isset($destination_innodb)) {
 127     foreach ($destination_innodb AS $master_field => $foreign_string) {
 128         if ($foreign_string != 'nix') {
 129             list($foreign_db, $foreign_table, $foreign_field) = explode('.', $foreign_string);
 130             if (!isset($existrel_innodb[$master_field])) {
 131                 // no key defined for this field
 132
 133                 // The next few lines are repeated below, so they
 134                 // could be put in an include file
 135                 // Note: I tried to enclose the db and table name with
 136                 // backquotes but MySQL 4.0.16 did not like the syntax
 137                 // (for example: `base2`.`table1` )
 138
 139                 $upd_query  = 'ALTER TABLE ' . PMA_backquote($table)
 140                             . ' ADD FOREIGN KEY ('
 141                             . PMA_backquote(PMA_sqlAddslashes($master_field)) . ')'
 142                             . ' REFERENCES '
 143                             . PMA_backquote(PMA_sqlAddslashes($foreign_db) . '.'
 144                             . PMA_sqlAddslashes($foreign_table)) . '('
 145                             . PMA_backquote(PMA_sqlAddslashes($foreign_field)) . ')';
 146
 147                 if (${$master_field . '_on_delete'} != 'nix') {
 148                     $upd_query   .= ' ON DELETE ' . $options_array[${$master_field . '_on_delete'}];
 149                 }
 150                 if (${$master_field . '_on_update'} != 'nix') {
 151                     $upd_query   .= ' ON UPDATE ' . $options_array[${$master_field . '_on_update'}];
 152                 }
 153
 154                 // end repeated code
 155
 156             } elseif (($existrel_innodb[$master_field]['foreign_db'] . '.' .$existrel_innodb[$master_field]['foreign_table'] . '.' . $existrel_innodb[$master_field]['foreign_field'] != $foreign_string)
 157               || ( ${$master_field . '_on_delete'} != (!empty($existrel_innodb[$master_field]['on_delete']) ? $existrel_innodb[$master_field]['on_delete'] : ''))
 158               || ( ${$master_field . '_on_update'} != (!empty($existrel_innodb[$master_field]['on_update']) ? $existrel_innodb[$master_field]['on_update'] : ''))
 159                    ) {
 160                 // another foreign key is already defined for this field
 161                 // or
 162                 // an option has been changed for ON DELETE or ON UPDATE
 163
 164                 // remove existing key
 165                 if (PMA_MYSQL_INT_VERSION >= 40013) {
 166                     $upd_query  = 'ALTER TABLE ' . PMA_backquote($table)
 167                                 . ' DROP FOREIGN KEY '
 168                                 . PMA_backquote($existrel_innodb[$master_field]['constraint']);
 169
 170                     // I tried to send both in one query but it failed
 171                     $upd_rs     = PMA_DBI_query($upd_query);
 172                 }
 173
 174                 // add another
 175                 $upd_query  = 'ALTER TABLE ' . PMA_backquote($table)
 176                             . ' ADD FOREIGN KEY ('
 177                             . PMA_backquote(PMA_sqlAddslashes($master_field)) . ')'
 178                             . ' REFERENCES '
 179                             . PMA_backquote(PMA_sqlAddslashes($foreign_db) . '.'
 180                             . PMA_sqlAddslashes($foreign_table)) . '('
 181                             . PMA_backquote(PMA_sqlAddslashes($foreign_field)) . ')';
 182
 183                 if (${$master_field . '_on_delete'} != 'nix') {
 184                     $upd_query   .= ' ON DELETE ' . $options_array[${$master_field . '_on_delete'}];
 185                 }
 186                 if (${$master_field . '_on_update'} != 'nix') {
 187                     $upd_query   .= ' ON UPDATE ' . $options_array[${$master_field . '_on_update'}];
 188                 }
 189
 190             } // end if... else....
 191         } elseif (isset($existrel_innodb[$master_field])) {
 192                 if (PMA_MYSQL_INT_VERSION >= 40013) {
 193                     $upd_query  = 'ALTER TABLE ' . PMA_backquote($table)
 194                             . ' DROP FOREIGN KEY '
 195                             . PMA_backquote($existrel_innodb[$master_field]['constraint']);
 196                 }
 197         } // end if... else....
 198
 199         if (isset($upd_query)) {
 200             $upd_rs    = PMA_DBI_try_query($upd_query);
 201             $tmp_error = PMA_DBI_getError();
 202             if (substr($tmp_error, 1, 4) == '1216') {
 203                 PMA_mysqlDie($tmp_error, $upd_query, FALSE, '', FALSE);
 204                 echo PMA_showMySQLDocu('manual_Table_types', 'InnoDB_foreign_key_constraints') . "\n";
 205             }
 206             if (substr($tmp_error, 1, 4) == '1005') {
 207                 echo '<p class="warning">' . $strNoIndex . ' (' . $master_field .')</p>'  . PMA_showMySQLDocu('manual_Table_types', 'InnoDB_foreign_key_constraints') . "\n";
 208             }
 209             unset($upd_query);
 210             unset($tmp_error);
 211         }
 212     } // end while
 213 } // end if isset($destination_innodb)
 214
 215
 216 // U p d a t e s   f o r   d i s p l a y   f i e l d
 217
 218 if ($cfgRelation['displaywork']
 219     && isset($display_field)) {
 220
 221     if ($disp) {
 222         if ($display_field != '') {
 223             $upd_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
 224                        . ' SET display_field = \'' . PMA_sqlAddslashes($display_field) . '\''
 225                        . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
 226                        . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
 227         } else {
 228             $upd_query = 'DELETE FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
 229                        . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
 230                        . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
 231         }
 232     } elseif ($display_field != '') {
 233         $upd_query = 'INSERT INTO ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
 234                    . '(db_name, table_name, display_field) '
 235                    . ' VALUES('
 236                    . '\'' . PMA_sqlAddslashes($db) . '\','
 237                    . '\'' . PMA_sqlAddslashes($table) . '\','
 238                    . '\'' . PMA_sqlAddslashes($display_field) . '\')';
 239     }
 240
 241     if (isset($upd_query)) {
 242         $upd_rs    = PMA_query_as_cu($upd_query);
 243     }
 244 } // end if
 245
 246 // If we did an update, refresh our data
 247 if (isset($destination) && $cfgRelation['relwork']) {
 248     $existrel = PMA_getForeigners($db, $table, '', 'internal');
 249 }
 250 if (isset($destination_innodb) && $tbl_type=='INNODB') {
 251     $existrel_innodb = PMA_getForeigners($db, $table, '', 'innodb');
 252 }
 253
 254 if ($cfgRelation['displaywork']) {
 255     $disp     = PMA_getDisplayField($db, $table);
 256 }
 257
 258
 259 /**
 260  * Dialog
 261  */
 262
 263 // common form
 264 echo '<form method="post" action="tbl_relation.php">' . "\n";
 265 echo PMA_generate_common_hidden_inputs($db, $table);
 266
 267
 268 // relations
 269
 270 if ($cfgRelation['relwork'] || $tbl_type=='INNODB') {
 271     // To choose relations we first need all tables names in current db
 272     // and if PMA version permits and the main table is innodb,
 273     // we use SHOW TABLE STATUS because we need to find other InnoDB tables
 274
 275     if ($tbl_type=='INNODB') {
 276         $tab_query           = 'SHOW TABLE STATUS FROM ' . PMA_backquote($db);
 277     // [0] of the row is the name
 278     // [1] is the type
 279     } else {
 280         $tab_query           = 'SHOW TABLES FROM ' . PMA_backquote($db);
 281     }
 282     // [0] of the row is the name
 283
 284     $tab_rs              = PMA_DBI_query($tab_query, null, PMA_DBI_QUERY_STORE);
 285     $selectboxall['nix'] = '--';
 286     $selectboxall_innodb['nix'] = '--';
 287
 288     while ($curr_table = @PMA_DBI_fetch_row($tab_rs)) {
 289         if (($curr_table[0] != $table) && ($curr_table[0] != $cfg['Server']['relation'])) {
 290             PMA_DBI_select_db($db);
 291
 292             // need to use PMA_DBI_QUERY_STORE with PMA_DBI_num_rows() in mysqli
 293             $fi_rs    = PMA_DBI_query('SHOW KEYS FROM ' . PMA_backquote($curr_table[0]) . ';', null, PMA_DBI_QUERY_STORE);
 294             if ($fi_rs && PMA_DBI_num_rows($fi_rs) > 0) {
 295                 $seen_a_primary = FALSE;
 296                 while ($curr_field = PMA_DBI_fetch_assoc($fi_rs)) {
 297                     if (isset($curr_field['Key_name']) && $curr_field['Key_name'] == 'PRIMARY') {
 298                         $seen_a_primary = TRUE;
 299                         $field_full = $db . '.' .$curr_field['Table'] . '.' . $curr_field['Column_name'];
 300                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 301                         $selectboxall[$field_full] =  $field_v;
 302                         // there could be more than one segment of the primary
 303                         // so do not break
 304
 305                         // Please watch here, tbl_type is INNODB but the
 306                         // resulting value of SHOW KEYS is InnoDB
 307
 308                         if ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 309                             $selectboxall_innodb[$field_full] =  $field_v;
 310                         }
 311
 312                     } elseif (isset($curr_field['Non_unique']) && $curr_field['Non_unique'] == 0 && $seen_a_primary==FALSE) {
 313                         // if we can't find a primary key we take any unique one
 314                         // (in fact, we show all segments of unique keys
 315                         //  and all unique keys)
 316                         $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 317                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 318                         $selectboxall[$field_full] =  $field_v;
 319                         if ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 320                             $selectboxall_innodb[$field_full] =  $field_v;
 321                         }
 322
 323                     // for InnoDB, any index is allowed
 324                     } elseif ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 325                         $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 326                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 327                         $selectboxall_innodb[$field_full] =  $field_v;
 328
 329                     } // end if
 330                 } // end while over keys
 331             } // end if (PMA_DBI_num_rows)
 332             PMA_DBI_free_result($fi_rs);
 333             unset($fi_rs);
 334         // Mike Beck - 24.07.02: i've been asked to add all keys of the
 335         // current table (see bug report #574851)
 336         } elseif ($curr_table[0] == $table) {
 337             PMA_DBI_select_db($db);
 338
 339             // need to use PMA_DBI_QUERY_STORE with PMA_DBI_num_rows() in mysqli
 340             $fi_rs    = PMA_DBI_query('SHOW KEYS FROM ' . PMA_backquote($curr_table[0]) . ';', null, PMA_DBI_QUERY_STORE);
 341             if ($fi_rs && PMA_DBI_num_rows($fi_rs) > 0) {
 342                 while ($curr_field = PMA_DBI_fetch_assoc($fi_rs)) {
 343                     $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 344                     $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 345                     $selectboxall[$field_full] =  $field_v;
 346                     if ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 347                         $selectboxall_innodb[$field_full] =  $field_v;
 348                     }
 349                 } // end while
 350             } // end if (PMA_DBI_num_rows)
 351             PMA_DBI_free_result($fi_rs);
 352             unset($fi_rs);
 353         }
 354     } // end while over tables
 355
 356 } // end if
 357
 358
 359 // Now find out the columns of our $table
 360 // need to use PMA_DBI_QUERY_STORE with PMA_DBI_num_rows() in mysqli
 361 $col_rs    = PMA_DBI_try_query('SHOW COLUMNS FROM ' . PMA_backquote($table) . ';', null, PMA_DBI_QUERY_STORE);
 362
 363 if ($col_rs && PMA_DBI_num_rows($col_rs) > 0) {
 364     while ($row = PMA_DBI_fetch_assoc($col_rs)) {
 365         $save_row[] = $row;
 366     }
 367     $saved_row_cnt  = count($save_row);
 368     ?>
 369     <fieldset>
 370     <legend><?php echo $strLinksTo; ?></legend>
 371
 372     <table>
 373     <tr><th></th>
 374     <?php
 375     if ( $cfgRelation['relwork'] ) {
 376         echo '<th>' . $strInternalRelations;
 377         if ($tbl_type=='INNODB') {
 378             echo PMA_showHint( $strInternalNotNecessary );
 379         }
 380         echo '</th>';
 381     }
 382     if ( $tbl_type=='INNODB' ) {
 383         echo '<th colspan="2">InnoDB';
 384         if (PMA_MYSQL_INT_VERSION < 40013) {
 385             echo '(**)';
 386         }
 387         echo '</th>';
 388     }
 389     ?>
 390     </tr>
 391     <?php
 392     $odd_row = true;
 393     for ($i = 0; $i < $saved_row_cnt; $i++) {
 394         $myfield = $save_row[$i]['Field'];
 395         ?>
 396     <tr class="<?php echo $odd_row ? 'odd' : 'even'; $odd_row = ! $odd_row; ?>">
 397         <td align="center">
 398             <b><?php echo $save_row[$i]['Field']; ?></b></td>
 399         <?php
 400         if ($cfgRelation['relwork']) {
 401             ?>
 402         <td><select name="destination[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
 403             <?php
 404             // PMA internal relations
 405             if (isset($existrel[$myfield])) {
 406                 $foreign_field    = $existrel[$myfield]['foreign_db'] . '.'
 407                          . $existrel[$myfield]['foreign_table'] . '.'
 408                          . $existrel[$myfield]['foreign_field'];
 409             } else {
 410                 $foreign_field    = FALSE;
 411             }
 412             $seen_key = FALSE;
 413             foreach ($selectboxall AS $key => $value) {
 414                 echo '                '
 415                      . '<option value="' . htmlspecialchars($key) . '"';
 416                 if ($foreign_field && $key == $foreign_field) {
 417                     echo ' selected="selected"';
 418                     $seen_key = TRUE;
 419                 }
 420                 echo '>' . $value . '</option>'. "\n";
 421             } // end while
 422
 423             // if the link defined in relationtable points to a foreign field
 424             // that is not a key in the foreign table, we show the link
 425             // (will not be shown with an arrow)
 426             if ($foreign_field && !$seen_key) {
 427                 echo '                '
 428                     .'<option value="' . htmlspecialchars($foreign_field) . '"'
 429                     .' selected="selected"'
 430                     .'>' . $foreign_field . '</option>'. "\n";
 431             }
 432             ?>
 433             </select>
 434         </td>
 435             <?php
 436         } // end if (internal relations)
 437
 438         if ($tbl_type=='INNODB') {
 439             echo '<td>';
 440             if (!empty($save_row[$i]['Key'])) {
 441                 ?>
 442             <span class="formelement">
 443             <select name="destination_innodb[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
 444                 <?php
 445                 if (isset($existrel_innodb[$myfield])) {
 446                     $foreign_field    = $existrel_innodb[$myfield]['foreign_db'] . '.'
 447                              . $existrel_innodb[$myfield]['foreign_table'] . '.'
 448                              . $existrel_innodb[$myfield]['foreign_field'];
 449                 } else {
 450                     $foreign_field    = FALSE;
 451                 }
 452
 453                 $found_foreign_field = FALSE;
 454                 foreach ($selectboxall_innodb AS $key => $value) {
 455                     echo '                '
 456                          . '<option value="' . htmlspecialchars($key) . '"';
 457                     if ($foreign_field && $key == $foreign_field) {
 458                         echo ' selected="selected"';
 459                         $found_foreign_field = TRUE;
 460                     }
 461                     echo '>' . $value . '</option>'. "\n";
 462                 } // end while
 463
 464                 // we did not find the foreign field in the tables of current db,
 465                 // must be defined in another db so show it to avoid erasing it
 466                 if (!$found_foreign_field && $foreign_field) {
 467                     echo '                '
 468                          . '<option value="' . htmlspecialchars($foreign_field) . '"';
 469                     echo ' selected="selected"';
 470                     echo '>' . $foreign_field . '</option>' . "\n";
 471                 }
 472
 473                 ?>
 474             </select>
 475             </span>
 476             <span class="formelement">
 477                 <?php
 478                 PMA_generate_dropdown('ON DELETE',
 479                     htmlspecialchars($save_row[$i]['Field']) . '_on_delete',
 480                     $options_array,
 481                     isset($existrel_innodb[$myfield]['on_delete']) ? $existrel_innodb[$myfield]['on_delete']: '' );
 482
 483                 echo '</span>' . "\n"
 484                     .'<span class="formelement">' . "\n";
 485
 486                 PMA_generate_dropdown('ON UPDATE',
 487                     htmlspecialchars($save_row[$i]['Field']) . '_on_update',
 488                     $options_array,
 489                     isset($existrel_innodb[$myfield]['on_update']) ? $existrel_innodb[$myfield]['on_update']: '' );
 490                 echo '</span>' . "\n";
 491             } else {
 492                 echo $strNoIndex;
 493             } // end if (a key exists)
 494             echo '        </td>';
 495         } // end if (InnoDB)
 496         ?>
 497     </tr>
 498         <?php
 499     } // end for
 500
 501     echo '    </table>' . "\n";
 502     echo '</fieldset>' . "\n";
 503
 504     if ($cfgRelation['displaywork']) {
 505         // Get "display_field" infos
 506         $disp = PMA_getDisplayField($db, $table);
 507         ?>
 508     <fieldset>
 509         <label><?php echo $strChangeDisplay . ': '; ?></label>
 510         <select name="display_field" style="vertical-align: middle">
 511             <option value="">---</option>
 512         <?php
 513         foreach ($save_row AS $row) {
 514             echo '            <option value="' . htmlspecialchars($row['Field']) . '"';
 515             if (isset($disp) && $row['Field'] == $disp) {
 516                 echo ' selected="selected"';
 517             }
 518             echo '>' . htmlspecialchars($row['Field']) . '</option>'. "\n";
 519         } // end while
 520         ?>
 521         </select>
 522     </fieldset>
 523         <?php
 524     } // end if (displayworks)
 525     ?>
 526     <fieldset class="tblFooters">
 527         <input type="submit" value="<?php echo $strSave; ?>" />
 528     </fieldset>
 529 </form>
 530     <?php
 531 } // end if (we have columns in this table)
 532
 533 if ( $tbl_type === 'INNODB' && PMA_MYSQL_INT_VERSION < 40013 ) {
 534     echo '<div class="warning">'
 535         .'** ' . sprintf($strUpgrade, 'MySQL', '4.0.13')
 536         .'</div>';
 537 }
 538
 539 /**
 540  * Displays the footer
 541  */
 542 require_once('./libraries/footer.inc.php');
 543 ?>