pmd_relation_upd.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  *
   5  * @version $Id$
   6  * @package phpMyAdmin-Designer
   7  */
   8
   9 /**
  10  *
  11  */
  12 include_once 'pmd_common.php';
  13 require_once './libraries/relation.lib.php';
  14 extract($_POST, EXTR_SKIP);
  15 extract($_GET, EXTR_SKIP);
  16 $die_save_pos = 0;
  17 include_once 'pmd_save_pos.php';
  18 list($DB1,$T1) = explode(".",$T1);
  19 list($DB2,$T2) = explode(".",$T2);
  20
  21 $tables = PMA_DBI_get_tables_full($db, $T1);
  22 $type_T1 = strtoupper($tables[$T1]['ENGINE']);
  23 $tables = PMA_DBI_get_tables_full($db, $T2);
  24 $type_T2 = strtoupper($tables[$T2]['ENGINE']);
  25
  26 if (PMA_foreignkey_supported($type_T1) && PMA_foreignkey_supported($type_T2) && $type_T1 == $type_T2) {
  27     // InnoDB
  28     $existrel_foreign = PMA_getForeigners($DB2, $T2, '', 'foreign');
  29
  30     if (isset($existrel_foreign[$F2]['constraint'])) {
  31         $upd_query  = 'ALTER TABLE ' . PMA_backquote($T2)
  32                   . ' DROP FOREIGN KEY '
  33                   . PMA_backquote($existrel_foreign[$F2]['constraint']);
  34         $upd_rs     = PMA_DBI_query($upd_query);
  35     }
  36 } else {
  37     // internal relations
  38     PMA_query_as_cu('DELETE FROM '
  39               . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.'
  40               . $cfg['Server']['relation'].' WHERE '
  41               . 'master_db = \'' . PMA_sqlAddslashes($DB2) . '\''
  42               . ' AND master_table = \'' . PMA_sqlAddslashes($T2) . '\''
  43               . ' AND master_field = \'' . PMA_sqlAddslashes($F2) . '\''
  44               . ' AND foreign_db = \'' . PMA_sqlAddslashes($DB1) . '\''
  45               . ' AND foreign_table = \'' . PMA_sqlAddslashes($T1) . '\''
  46               . ' AND foreign_field = \'' . PMA_sqlAddslashes($F1) . '\''
  47               , FALSE, PMA_DBI_QUERY_STORE);
  48 }
  49 PMD_return(1, 'strRelationDeleted');
  50
  51 function PMD_return($b,$ret)
  52 {
  53   global $K;
  54   header("Content-Type: text/xml; charset=utf-8");
  55   header("Cache-Control: no-cache");
  56   die('<root act="relation_upd" return="'.$ret.'" b="'.$b.'" K="'.$K.'"></root>');
  57 }
  58 ?>