phpmyadmin/tbl_relation.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  *
   5  * @version $Id$
   6  */
   7
   8 /**
   9  * Gets some core libraries
  10  */
  11 require_once './libraries/common.inc.php';
  12 require_once './libraries/tbl_common.php';
  13 $url_query .= '&amp;goto=tbl_sql.php';
  14
  15
  16 /**
  17  * Gets tables informations
  18  */
  19 require_once './libraries/tbl_info.inc.php';
  20
  21 // Note: in libraries/tbl_links.inc.php we get and display the table comment.
  22 // For InnoDB, this comment contains the REFER information but any update
  23 // has not been done yet (will be done in tbl_relation.php later).
  24 $avoid_show_comment = TRUE;
  25
  26 /**
  27  * Displays top menu links
  28  */
  29 require_once './libraries/tbl_links.inc.php';
  30
  31 require_once './libraries/relation.lib.php';
  32
  33 $options_array = array('CASCADE' => 'CASCADE', 'SET_NULL' => 'SET NULL', 'NO_ACTION' => 'NO ACTION', 'RESTRICT' => 'RESTRICT');
  34
  35 /**
  36  * Generate dropdown choices
  37  *
  38  * @param   string   Message to display
  39  * @param   string   Name of the <select> field
  40  * @param   array    Choices for dropdown
  41  * @return  string   The existing value (for selected)
  42  *
  43  * @access  public
  44  */
  45 function PMA_generate_dropdown($dropdown_question, $radio_name, $choices, $selected_value)
  46 {
  47     echo $dropdown_question . '&nbsp;&nbsp;';
  48
  49     echo '<select name="' . $radio_name . '">' . "\n";
  50     echo '<option value="nix">--</option>' . "\n";
  51
  52     foreach ($choices AS $one_value => $one_label) {
  53         echo '<option value="' . $one_value . '"';
  54         if ($selected_value == $one_value) {
  55             echo ' selected="selected" ';
  56         }
  57         echo '>' . $one_label . '</option>' . "\n";
  58     }
  59     echo '</select>' . "\n";
  60     echo "\n";
  61 }
  62
  63
  64 /**
  65  * Gets the relation settings
  66  */
  67 $cfgRelation = PMA_getRelationsParam();
  68
  69
  70 /**
  71  * Updates
  72  */
  73
  74 // ensure we are positionned to our current db (since the previous reading
  75 // of relations makes pmadb the current one, maybe depending on the MySQL version)
  76 PMA_DBI_select_db($db);
  77
  78 if ($cfgRelation['relwork']) {
  79     $existrel = PMA_getForeigners($db, $table, '', 'internal');
  80 }
  81 if ($tbl_type=='INNODB') {
  82     $existrel_innodb = PMA_getForeigners($db, $table, '', 'innodb');
  83 }
  84 if ($cfgRelation['displaywork']) {
  85     $disp     = PMA_getDisplayField($db, $table);
  86 }
  87
  88 // u p d a t e s   f o r   I n t e r n a l    r e l a t i o n s
  89 if (isset($destination) && $cfgRelation['relwork']) {
  90
  91     foreach ($destination AS $master_field => $foreign_string) {
  92         if ($foreign_string != 'nix') {
  93             list($foreign_db, $foreign_table, $foreign_field) = explode('.', $foreign_string);
  94             if (!isset($existrel[$master_field])) {
  95                 $upd_query  = 'INSERT INTO ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['relation'])
  96                             . '(master_db, master_table, master_field, foreign_db, foreign_table, foreign_field)'
  97                             . ' values('
  98                             . '\'' . PMA_sqlAddslashes($db) . '\', '
  99                             . '\'' . PMA_sqlAddslashes($table) . '\', '
 100                             . '\'' . PMA_sqlAddslashes($master_field) . '\', '
 101                             . '\'' . PMA_sqlAddslashes($foreign_db) . '\', '
 102                             . '\'' . PMA_sqlAddslashes($foreign_table) . '\','
 103                             . '\'' . PMA_sqlAddslashes($foreign_field) . '\')';
 104             } elseif ($existrel[$master_field]['foreign_db'] . '.' .$existrel[$master_field]['foreign_table'] . '.' . $existrel[$master_field]['foreign_field'] != $foreign_string) {
 105                 $upd_query  = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['relation']) . ' SET'
 106                             . ' foreign_db       = \'' . PMA_sqlAddslashes($foreign_db) . '\', '
 107                             . ' foreign_table    = \'' . PMA_sqlAddslashes($foreign_table) . '\', '
 108                             . ' foreign_field    = \'' . PMA_sqlAddslashes($foreign_field) . '\' '
 109                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
 110                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
 111                             . ' AND master_field = \'' . PMA_sqlAddslashes($master_field) . '\'';
 112             } // end if... else....
 113         } elseif (isset($existrel[$master_field])) {
 114             $upd_query      = 'DELETE FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['relation'])
 115                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
 116                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
 117                             . ' AND master_field = \'' . PMA_sqlAddslashes($master_field) . '\'';
 118         } // end if... else....
 119         if (isset($upd_query)) {
 120             $upd_rs         = PMA_query_as_cu($upd_query);
 121             unset($upd_query);
 122         }
 123     } // end while
 124 } // end if (updates for internal relations)
 125
 126 // u p d a t e s   f o r   I n n o D B
 127 // (for now, one index name only; we keep the definitions if the
 128 // foreign db is not the same)
 129 // I use $sql_query to be able to display directly the query via
 130 // PMA_showMessage()
 131
 132 if (isset($_REQUEST['destination_innodb'])) {
 133     $display_query = '';
 134     $seen_error = false;
 135     foreach ($_REQUEST['destination_innodb'] as $master_field => $foreign_string) {
 136         if ($foreign_string != 'nix') {
 137             list($foreign_db, $foreign_table, $foreign_field) = explode('.', $foreign_string);
 138             if (!isset($existrel_innodb[$master_field])) {
 139                 // no key defined for this field
 140
 141                 // The next few lines are repeated below, so they
 142                 // could be put in an include file
 143                 // Note: I tried to enclose the db and table name with
 144                 // backquotes but MySQL 4.0.16 did not like the syntax
 145                 // (for example: `base2`.`table1`)
 146
 147                 $sql_query  = 'ALTER TABLE ' . PMA_backquote($table)
 148                             . ' ADD FOREIGN KEY ('
 149                             . PMA_backquote($master_field) . ')'
 150                             . ' REFERENCES '
 151                             . PMA_backquote($foreign_db) . '.'
 152                             . PMA_backquote($foreign_table) . '('
 153                             . PMA_backquote($foreign_field) . ')';
 154
 155                 if ($_REQUEST['on_delete'][$master_field] != 'nix') {
 156                     $sql_query   .= ' ON DELETE ' . $options_array[$_REQUEST['on_delete'][$master_field]];
 157                 }
 158                 if ($_REQUEST['on_update'][$master_field] != 'nix') {
 159                     $sql_query   .= ' ON UPDATE ' . $options_array[$_REQUEST['on_update'][$master_field]];
 160                 }
 161                 $sql_query .= ';';
 162                 $display_query .= $sql_query . "\n";
 163                 // end repeated code
 164
 165             } elseif (($existrel_innodb[$master_field]['foreign_db'] . '.' .$existrel_innodb[$master_field]['foreign_table'] . '.' . $existrel_innodb[$master_field]['foreign_field'] != $foreign_string)
 166               || ($_REQUEST['on_delete'][$master_field] != (!empty($existrel_innodb[$master_field]['on_delete']) ? $existrel_innodb[$master_field]['on_delete'] : 'nix'))
 167               || ($_REQUEST['on_update'][$master_field] != (!empty($existrel_innodb[$master_field]['on_update']) ? $existrel_innodb[$master_field]['on_update'] : 'nix'))
 168                    ) {
 169                 // another foreign key is already defined for this field
 170                 // or
 171                 // an option has been changed for ON DELETE or ON UPDATE
 172
 173                 // remove existing key
 174                 if (PMA_MYSQL_INT_VERSION >= 40013) {
 175                     $sql_query  = 'ALTER TABLE ' . PMA_backquote($table)
 176                                 . ' DROP FOREIGN KEY '
 177                                 . PMA_backquote($existrel_innodb[$master_field]['constraint']) . ';';
 178
 179                     // I tried to send both in one query but it failed
 180                     $upd_rs     = PMA_DBI_query($sql_query);
 181                     $display_query .= $sql_query . "\n";
 182                 }
 183
 184                 // add another
 185                 $sql_query  = 'ALTER TABLE ' . PMA_backquote($table)
 186                             . ' ADD FOREIGN KEY ('
 187                             . PMA_backquote($master_field) . ')'
 188                             . ' REFERENCES '
 189                             . PMA_backquote($foreign_db) . '.'
 190                             . PMA_backquote($foreign_table) . '('
 191                             . PMA_backquote($foreign_field) . ')';
 192
 193                 if ($_REQUEST['on_delete'][$master_field] != 'nix') {
 194                     $sql_query   .= ' ON DELETE '
 195                         . $options_array[$_REQUEST['on_delete'][$master_field]];
 196                 }
 197                 if ($_REQUEST['on_update'][$master_field] != 'nix') {
 198                     $sql_query   .= ' ON UPDATE '
 199                         . $options_array[$_REQUEST['on_update'][$master_field]];
 200                 }
 201                 $sql_query .= ';';
 202                 $display_query .= $sql_query . "\n";
 203
 204             } // end if... else....
 205         } elseif (isset($existrel_innodb[$master_field])) {
 206             if (PMA_MYSQL_INT_VERSION >= 40013) {
 207                 $sql_query  = 'ALTER TABLE ' . PMA_backquote($table)
 208                         . ' DROP FOREIGN KEY '
 209                         . PMA_backquote($existrel_innodb[$master_field]['constraint']);
 210                 $sql_query .= ';';
 211                 $display_query .= $sql_query . "\n";
 212             }
 213         } // end if... else....
 214
 215         if (! empty($sql_query)) {
 216             $upd_rs    = PMA_DBI_try_query($sql_query);
 217             $tmp_error = PMA_DBI_getError();
 218             if (! empty($tmp_error)) {
 219                 $seen_error = true;
 220             }
 221             if (substr($tmp_error, 1, 4) == '1216'
 222             ||  substr($tmp_error, 1, 4) == '1452') {
 223                 PMA_mysqlDie($tmp_error, $sql_query, FALSE, '', FALSE);
 224                 echo PMA_showMySQLDocu('manual_Table_types', 'InnoDB_foreign_key_constraints') . "\n";
 225             }
 226             if (substr($tmp_error, 1, 4) == '1005') {
 227                 echo '<p class="warning">' . $strForeignKeyError . ' : ' . $master_field
 228                     .'</p>'  . PMA_showMySQLDocu('manual_Table_types', 'InnoDB_foreign_key_constraints') . "\n";
 229             }
 230             unset($tmp_error);
 231             $sql_query = '';
 232         }
 233     } // end foreach
 234     if (!empty($display_query)) {
 235         if ($seen_error) {
 236             PMA_showMessage($strError);
 237         } else {
 238             PMA_showMessage($strSuccess);
 239         }
 240     }
 241 } // end if isset($destination_innodb)
 242
 243
 244 // U p d a t e s   f o r   d i s p l a y   f i e l d
 245
 246 if ($cfgRelation['displaywork']
 247     && isset($display_field)) {
 248
 249     if ($disp) {
 250         if ($display_field != '') {
 251             $upd_query = 'UPDATE ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
 252                        . ' SET display_field = \'' . PMA_sqlAddslashes($display_field) . '\''
 253                        . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
 254                        . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
 255         } else {
 256             $upd_query = 'DELETE FROM ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
 257                        . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
 258                        . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
 259         }
 260     } elseif ($display_field != '') {
 261         $upd_query = 'INSERT INTO ' . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_info'])
 262                    . '(db_name, table_name, display_field) '
 263                    . ' VALUES('
 264                    . '\'' . PMA_sqlAddslashes($db) . '\','
 265                    . '\'' . PMA_sqlAddslashes($table) . '\','
 266                    . '\'' . PMA_sqlAddslashes($display_field) . '\')';
 267     }
 268
 269     if (isset($upd_query)) {
 270         $upd_rs    = PMA_query_as_cu($upd_query);
 271     }
 272 } // end if
 273
 274 // If we did an update, refresh our data
 275 if (isset($destination) && $cfgRelation['relwork']) {
 276     $existrel = PMA_getForeigners($db, $table, '', 'internal');
 277 }
 278 if (isset($destination_innodb) && $tbl_type=='INNODB') {
 279     $existrel_innodb = PMA_getForeigners($db, $table, '', 'innodb');
 280 }
 281
 282 if ($cfgRelation['displaywork']) {
 283     $disp     = PMA_getDisplayField($db, $table);
 284 }
 285
 286
 287 /**
 288  * Dialog
 289  */
 290
 291 // common form
 292 echo '<form method="post" action="tbl_relation.php">' . "\n";
 293 echo PMA_generate_common_hidden_inputs($db, $table);
 294
 295
 296 // relations
 297
 298 if ($cfgRelation['relwork'] || $tbl_type=='INNODB') {
 299     // To choose relations we first need all tables names in current db
 300     // and if PMA version permits and the main table is innodb,
 301     // we use SHOW TABLE STATUS because we need to find other InnoDB tables
 302
 303     if ($tbl_type=='INNODB') {
 304         $tab_query           = 'SHOW TABLE STATUS FROM ' . PMA_backquote($db);
 305     // [0] of the row is the name
 306     // [1] is the type
 307     } else {
 308         $tab_query           = 'SHOW TABLES FROM ' . PMA_backquote($db);
 309     }
 310     // [0] of the row is the name
 311
 312     $tab_rs              = PMA_DBI_query($tab_query, null, PMA_DBI_QUERY_STORE);
 313     $selectboxall['nix'] = '--';
 314     $selectboxall_innodb['nix'] = '--';
 315
 316     while ($curr_table = @PMA_DBI_fetch_row($tab_rs)) {
 317         if (($curr_table[0] != $table) && ($curr_table[0] != $cfg['Server']['relation'])) {
 318             PMA_DBI_select_db($db);
 319
 320             // need to use PMA_DBI_QUERY_STORE with PMA_DBI_num_rows() in mysqli
 321             $fi_rs    = PMA_DBI_query('SHOW KEYS FROM ' . PMA_backquote($curr_table[0]) . ';', null, PMA_DBI_QUERY_STORE);
 322             if ($fi_rs && PMA_DBI_num_rows($fi_rs) > 0) {
 323                 $seen_a_primary = FALSE;
 324                 while ($curr_field = PMA_DBI_fetch_assoc($fi_rs)) {
 325                     if (isset($curr_field['Key_name']) && $curr_field['Key_name'] == 'PRIMARY') {
 326                         $seen_a_primary = TRUE;
 327                         $field_full = $db . '.' .$curr_field['Table'] . '.' . $curr_field['Column_name'];
 328                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 329                         $selectboxall[$field_full] =  $field_v;
 330                         // there could be more than one segment of the primary
 331                         // so do not break
 332
 333                         // Please watch here, tbl_type is INNODB but the
 334                         // resulting value of SHOW KEYS is InnoDB
 335
 336                         if ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 337                             $selectboxall_innodb[$field_full] =  $field_v;
 338                         }
 339
 340                     } elseif (isset($curr_field['Non_unique']) && $curr_field['Non_unique'] == 0 && $seen_a_primary==FALSE) {
 341                         // if we can't find a primary key we take any unique one
 342                         // (in fact, we show all segments of unique keys
 343                         //  and all unique keys)
 344                         $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 345                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 346                         $selectboxall[$field_full] =  $field_v;
 347                         if ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 348                             $selectboxall_innodb[$field_full] =  $field_v;
 349                         }
 350
 351                     // for InnoDB, any index is allowed
 352                     } elseif ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 353                         $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 354                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 355                         $selectboxall_innodb[$field_full] =  $field_v;
 356
 357                     } // end if
 358                 } // end while over keys
 359             } // end if (PMA_DBI_num_rows)
 360             PMA_DBI_free_result($fi_rs);
 361             unset($fi_rs);
 362         // Mike Beck - 24.07.02: i've been asked to add all keys of the
 363         // current table (see bug report #574851)
 364         } elseif ($curr_table[0] == $table) {
 365             PMA_DBI_select_db($db);
 366
 367             // need to use PMA_DBI_QUERY_STORE with PMA_DBI_num_rows() in mysqli
 368             $fi_rs    = PMA_DBI_query('SHOW KEYS FROM ' . PMA_backquote($curr_table[0]) . ';', null, PMA_DBI_QUERY_STORE);
 369             if ($fi_rs && PMA_DBI_num_rows($fi_rs) > 0) {
 370                 while ($curr_field = PMA_DBI_fetch_assoc($fi_rs)) {
 371                     $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 372                     $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 373                     $selectboxall[$field_full] =  $field_v;
 374                     if ($tbl_type=='INNODB' && isset($curr_table[1]) && $curr_table[1]=='InnoDB') {
 375                         $selectboxall_innodb[$field_full] =  $field_v;
 376                     }
 377                 } // end while
 378             } // end if (PMA_DBI_num_rows)
 379             PMA_DBI_free_result($fi_rs);
 380             unset($fi_rs);
 381         }
 382     } // end while over tables
 383
 384 } // end if
 385
 386
 387 // Now find out the columns of our $table
 388 // need to use PMA_DBI_QUERY_STORE with PMA_DBI_num_rows() in mysqli
 389 $col_rs    = PMA_DBI_try_query('SHOW COLUMNS FROM ' . PMA_backquote($table) . ';', null, PMA_DBI_QUERY_STORE);
 390
 391 if ($col_rs && PMA_DBI_num_rows($col_rs) > 0) {
 392     while ($row = PMA_DBI_fetch_assoc($col_rs)) {
 393         $save_row[] = $row;
 394     }
 395     $saved_row_cnt  = count($save_row);
 396     ?>
 397     <fieldset>
 398     <legend><?php echo $strLinksTo; ?></legend>
 399
 400     <table>
 401     <tr><th></th>
 402     <?php
 403     if ($cfgRelation['relwork']) {
 404         echo '<th>' . $strInternalRelations;
 405         if ($tbl_type=='INNODB') {
 406             echo PMA_showHint($strInternalNotNecessary);
 407         }
 408         echo '</th>';
 409     }
 410     if ($tbl_type=='INNODB') {
 411         echo '<th colspan="2">InnoDB';
 412         if (PMA_MYSQL_INT_VERSION < 40013) {
 413             echo '(**)';
 414         }
 415         echo '</th>';
 416     }
 417     ?>
 418     </tr>
 419     <?php
 420     $odd_row = true;
 421     for ($i = 0; $i < $saved_row_cnt; $i++) {
 422         $myfield = $save_row[$i]['Field'];
 423         ?>
 424     <tr class="<?php echo $odd_row ? 'odd' : 'even'; $odd_row = ! $odd_row; ?>">
 425         <td align="center">
 426             <b><?php echo $save_row[$i]['Field']; ?></b></td>
 427         <?php
 428         if ($cfgRelation['relwork']) {
 429             ?>
 430         <td><select name="destination[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
 431             <?php
 432             // PMA internal relations
 433             if (isset($existrel[$myfield])) {
 434                 $foreign_field    = $existrel[$myfield]['foreign_db'] . '.'
 435                          . $existrel[$myfield]['foreign_table'] . '.'
 436                          . $existrel[$myfield]['foreign_field'];
 437             } else {
 438                 $foreign_field    = FALSE;
 439             }
 440             $seen_key = FALSE;
 441             foreach ($selectboxall AS $key => $value) {
 442                 echo '                '
 443                      . '<option value="' . htmlspecialchars($key) . '"';
 444                 if ($foreign_field && $key == $foreign_field) {
 445                     echo ' selected="selected"';
 446                     $seen_key = TRUE;
 447                 }
 448                 echo '>' . $value . '</option>'. "\n";
 449             } // end while
 450
 451             // if the link defined in relationtable points to a foreign field
 452             // that is not a key in the foreign table, we show the link
 453             // (will not be shown with an arrow)
 454             if ($foreign_field && !$seen_key) {
 455                 echo '                '
 456                     .'<option value="' . htmlspecialchars($foreign_field) . '"'
 457                     .' selected="selected"'
 458                     .'>' . $foreign_field . '</option>'. "\n";
 459             }
 460             ?>
 461             </select>
 462         </td>
 463             <?php
 464         } // end if (internal relations)
 465
 466         if ($tbl_type=='INNODB') {
 467             echo '<td>';
 468             if (!empty($save_row[$i]['Key'])) {
 469                 ?>
 470             <span class="formelement">
 471             <select name="destination_innodb[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
 472                 <?php
 473                 if (isset($existrel_innodb[$myfield])) {
 474                     $foreign_field    = $existrel_innodb[$myfield]['foreign_db'] . '.'
 475                              . $existrel_innodb[$myfield]['foreign_table'] . '.'
 476                              . $existrel_innodb[$myfield]['foreign_field'];
 477                 } else {
 478                     $foreign_field    = FALSE;
 479                 }
 480
 481                 $found_foreign_field = FALSE;
 482                 foreach ($selectboxall_innodb AS $key => $value) {
 483                     echo '                '
 484                          . '<option value="' . htmlspecialchars($key) . '"';
 485                     if ($foreign_field && $key == $foreign_field) {
 486                         echo ' selected="selected"';
 487                         $found_foreign_field = TRUE;
 488                     }
 489                     echo '>' . $value . '</option>'. "\n";
 490                 } // end while
 491
 492                 // we did not find the foreign field in the tables of current db,
 493                 // must be defined in another db so show it to avoid erasing it
 494                 if (!$found_foreign_field && $foreign_field) {
 495                     echo '                '
 496                          . '<option value="' . htmlspecialchars($foreign_field) . '"';
 497                     echo ' selected="selected"';
 498                     echo '>' . $foreign_field . '</option>' . "\n";
 499                 }
 500
 501                 ?>
 502             </select>
 503             </span>
 504             <span class="formelement">
 505                 <?php
 506                 PMA_generate_dropdown('ON DELETE',
 507                     'on_delete[' . htmlspecialchars($save_row[$i]['Field']) . ']',
 508                     $options_array,
 509                     isset($existrel_innodb[$myfield]['on_delete']) ? $existrel_innodb[$myfield]['on_delete']: '');
 510
 511                 echo '</span>' . "\n"
 512                     .'<span class="formelement">' . "\n";
 513
 514                 PMA_generate_dropdown('ON UPDATE',
 515                     'on_update[' . htmlspecialchars($save_row[$i]['Field']) . ']',
 516                     $options_array,
 517                     isset($existrel_innodb[$myfield]['on_update']) ? $existrel_innodb[$myfield]['on_update']: '');
 518                 echo '</span>' . "\n";
 519             } else {
 520                 echo $strNoIndex;
 521             } // end if (a key exists)
 522             echo '        </td>';
 523         } // end if (InnoDB)
 524         ?>
 525     </tr>
 526         <?php
 527     } // end for
 528
 529     echo '    </table>' . "\n";
 530     echo '</fieldset>' . "\n";
 531
 532     if ($cfgRelation['displaywork']) {
 533         // Get "display_field" infos
 534         $disp = PMA_getDisplayField($db, $table);
 535         ?>
 536     <fieldset>
 537         <label><?php echo $strChangeDisplay . ': '; ?></label>
 538         <select name="display_field" style="vertical-align: middle">
 539             <option value="">---</option>
 540         <?php
 541         foreach ($save_row AS $row) {
 542             echo '            <option value="' . htmlspecialchars($row['Field']) . '"';
 543             if (isset($disp) && $row['Field'] == $disp) {
 544                 echo ' selected="selected"';
 545             }
 546             echo '>' . htmlspecialchars($row['Field']) . '</option>'. "\n";
 547         } // end while
 548         ?>
 549         </select>
 550     </fieldset>
 551         <?php
 552     } // end if (displayworks)
 553     ?>
 554     <fieldset class="tblFooters">
 555         <input type="submit" value="<?php echo $strSave; ?>" />
 556     </fieldset>
 557 </form>
 558     <?php
 559 } // end if (we have columns in this table)
 560
 561 if ($tbl_type === 'INNODB' && PMA_MYSQL_INT_VERSION < 40013) {
 562     echo '<div class="warning">'
 563         .'** ' . sprintf($strUpgrade, 'MySQL', '4.0.13')
 564         .'</div>';
 565 }
 566
 567 /**
 568  * Displays the footer
 569  */
 570 require_once './libraries/footer.inc.php';
 571 ?>