tbl_relation.php3

   1 <?php
   2 /* $Id$ */
   3 // vim: expandtab sw=4 ts=4 sts=4:
   4
   5
   6 /**
   7  * Gets some core libraries
   8  */
   9 require('./libraries/grab_globals.lib.php3');
  10 require('./libraries/common.lib.php3');
  11 require('./tbl_properties_common.php3');
  12 $url_query .= '&amp;goto=tbl_properties.php3';
  13 require('./tbl_properties_table_info.php3');
  14 require('./libraries/relation.lib.php3');
  15
  16 /**
  17  * Gets the relation settings
  18  */
  19 $cfgRelation = PMA_getRelationsParam();
  20
  21
  22 /**
  23  * Updates
  24  */
  25
  26 if ($cfgRelation['relwork']) {
  27     $existrel = PMA_getForeigners($db, $table, '', 'internal');
  28 }
  29 if ($cfgRelation['displaywork']) {
  30     $disp     = PMA_getDisplayField($db, $table);
  31 }
  32 if ($cfgRelation['relwork']
  33     && isset($submit_rel) && $submit_rel == 'true') {
  34
  35     while (list($key, $value) = each($destination)) {
  36         if ($value != 'nix') {
  37             $for            = explode('.', $value);
  38             if (!isset($existrel[$key])) {
  39                 $upd_query  = 'INSERT INTO ' . PMA_backquote($cfgRelation['relation'])
  40                             . '(master_db, master_table, master_field, foreign_db, foreign_table, foreign_field)'
  41                             . ' values('
  42                             . '\'' . PMA_sqlAddslashes($db) . '\', '
  43                             . '\'' . PMA_sqlAddslashes($table) . '\', '
  44                             . '\'' . PMA_sqlAddslashes($key) . '\', '
  45                             . '\'' . PMA_sqlAddslashes($for[0]) . '\', '
  46                             . '\'' . PMA_sqlAddslashes($for[1]) . '\','
  47                             . '\'' . PMA_sqlAddslashes($for[2]) . '\')';
  48             } else if ($existrel[$key] != $value) {
  49                 $upd_query  = 'UPDATE ' . PMA_backquote($cfgRelation['relation']) . ' SET'
  50                             . ' foreign_db       = \'' . PMA_sqlAddslashes($for[0]) . '\', '
  51                             . ' foreign_table    = \'' . PMA_sqlAddslashes($for[1]) . '\', '
  52                             . ' foreign_field    = \'' . PMA_sqlAddslashes($for[2]) . '\' '
  53                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
  54                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
  55                             . ' AND master_field = \'' . PMA_sqlAddslashes($key) . '\'';
  56             } // end if... else....
  57         } else if (isset($existrel[$key])) {
  58             $upd_query      = 'DELETE FROM ' . PMA_backquote($cfgRelation['relation'])
  59                             . ' WHERE master_db  = \'' . PMA_sqlAddslashes($db) . '\''
  60                             . ' AND master_table = \'' . PMA_sqlAddslashes($table) . '\''
  61                             . ' AND master_field = \'' . PMA_sqlAddslashes($key) . '\'';
  62         } // end if... else....
  63         if (isset($upd_query)) {
  64             $upd_rs         = PMA_query_as_cu($upd_query);
  65             unset($upd_query);
  66         }
  67     } // end while
  68 } // end if
  69
  70 if ($cfgRelation['displaywork']
  71     && isset($submit_show) && $submit_show == 'true') {
  72
  73     if ($disp) {
  74         if ($display_field != '') {
  75             $upd_query = 'UPDATE ' . PMA_backquote($cfgRelation['table_info'])
  76                        . ' SET display_field = \'' . PMA_sqlAddslashes($display_field) . '\''
  77                        . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
  78                        . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
  79         } else {
  80             $upd_query = 'DELETE FROM ' . PMA_backquote($cfgRelation['table_info'])
  81                        . ' WHERE db_name  = \'' . PMA_sqlAddslashes($db) . '\''
  82                        . ' AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
  83         }
  84     } elseif ($display_field != '') {
  85         $upd_query = 'INSERT INTO ' . PMA_backquote($cfgRelation['table_info'])
  86                    . '(db_name, table_name, display_field) '
  87                    . ' VALUES('
  88                    . '\'' . PMA_sqlAddslashes($db) . '\','
  89                    . '\'' . PMA_sqlAddslashes($table) . '\','
  90                    . '\'' . PMA_sqlAddslashes($display_field) . '\')';
  91     }
  92
  93     if (isset($upd_query)) {
  94         $upd_rs    = PMA_query_as_cu($upd_query);
  95     }
  96 } // end if
  97
  98 if ($cfgRelation['commwork']
  99     && isset($submit_comm) && $submit_comm == 'true') {
 100     while (list($key, $value) = each($comment)) {
 101         // garvin: I exported the snippet here to a function (relation.lib.php3) , so it can be used multiple times throughout other pages where you can set comments.
 102         PMA_setComment($db, $table, $key, $value);
 103     }  // end while (transferred data)
 104 } // end if (commwork)
 105
 106 // Now that we might have changed we have to see again
 107 if ($cfgRelation['relwork']) {
 108     $existrel = PMA_getForeigners($db, $table, '', 'internal');
 109 }
 110 if ($cfgRelation['displaywork']) {
 111     $disp     = PMA_getDisplayField($db, $table);
 112 }
 113 if ($cfgRelation['commwork']) {
 114     $comments = PMA_getComments($db, $table);
 115 }
 116
 117
 118 /**
 119  * Dialog
 120  */
 121 if ($cfgRelation['relwork']) {
 122
 123     // To choose relations we first need all tables names in current db
 124     $tab_query           = 'SHOW TABLES FROM ' . PMA_backquote($db);
 125     $tab_rs              = PMA_mysql_query($tab_query) or PMA_mysqlDie('', $tab_query, '', $err_url_0);
 126     $selectboxall['nix'] = '--';
 127     while ($curr_table = @PMA_mysql_fetch_array($tab_rs)) {
 128         if (($curr_table[0] != $table) && ($curr_table[0] != $cfg['Server']['relation'])) {
 129             $fi_query = 'SHOW KEYS FROM ' . PMA_backquote($curr_table[0]);
 130             $fi_rs    = PMA_mysql_query($fi_query) or PMA_mysqlDie('', $fi_query, '', $err_url_0);
 131             if ($fi_rs && mysql_num_rows($fi_rs) > 0) {
 132                 $seen_a_primary=FALSE;
 133                 while ($curr_field = PMA_mysql_fetch_array($fi_rs)) {
 134                     if (isset($curr_field['Key_name']) && $curr_field['Key_name'] == 'PRIMARY') {
 135                         $seen_a_primary=TRUE;
 136                         $field_full = $db . '.' .$curr_field['Table'] . '.' . $curr_field['Column_name'];
 137                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 138                         $selectboxall[$field_full] =  $field_v;
 139                         // there could be more than one segment of the primary
 140                         // so do not break
 141
 142                     } else if (isset($curr_field['Non_unique']) && $curr_field['Non_unique'] == 0 && $seen_a_primary==FALSE) {
 143                         // if we can't find a primary key we take any unique one
 144                         // (in fact, we show all segments of unique keys
 145                         //  and all unique keys)
 146                         $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 147                         $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 148                         $selectboxall[$field_full] =  $field_v;
 149                     } // end if
 150                 } // end while over keys
 151             } // end if (mysql_num_rows)
 152
 153         // Mike Beck - 24.07.02: i've been asked to add all keys of the
 154         // current table (see bug report #574851)
 155         }
 156         else if ($curr_table[0] == $table) {
 157             $fi_query = 'SHOW KEYS FROM ' . PMA_backquote($curr_table[0]);
 158             $fi_rs    = PMA_mysql_query($fi_query) or PMA_mysqlDie('', $fi_query, '', $err_url_0);
 159             if ($fi_rs && mysql_num_rows($fi_rs) > 0) {
 160                 while ($curr_field = PMA_mysql_fetch_array($fi_rs)) {
 161                     $field_full = $db . '.' . $curr_field['Table'] . '.' . $curr_field['Column_name'];
 162                     $field_v    = $curr_field['Table'] . '->' . $curr_field['Column_name'];
 163                     if (isset($field_full) && isset($field_v)) {
 164                         $selectboxall[$field_full] =  $field_v;
 165                     }
 166                 } // end while
 167             } // end if (mysql_num_rows)
 168         }
 169     } // end while over tables
 170
 171     // Create array of relations (Mike Beck)
 172     $rel_dest = PMA_getForeigners($db, $table, '', 'internal');
 173 } // end if
 174
 175 // Now find out the columns of our $table
 176 $col_query = 'SHOW COLUMNS FROM ' . PMA_backquote($table);
 177 $col_rs    = PMA_mysql_query($col_query) or PMA_mysqlDie('', $col_query, '', $err_url_0);
 178
 179 if ($col_rs && mysql_num_rows($col_rs) > 0) {
 180     while ($row = PMA_mysql_fetch_array($col_rs)) {
 181         $save_row[] = $row;
 182     }
 183     $saved_row_cnt  = count($save_row);
 184
 185     ?>
 186 <form method="post" action="tbl_relation.php3">
 187     <?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
 188     <input type="hidden" name="submit_rel" value="true" />
 189
 190     <table>
 191     <tr>
 192         <th colspan="2" align="center"><b><?php echo $strLinksTo; ?></b></th>
 193     </tr>
 194     <?php
 195     for ($i = 0; $i < $saved_row_cnt; $i++) {
 196         echo "\n";
 197         ?>
 198     <tr>
 199         <th><?php echo $save_row[$i]['Field']; ?></th>
 200         <td>
 201             <input type="hidden" name="src_field" value="<?php echo $save_row[$i]['Field']; ?>" />
 202             <select name="destination[<?php echo htmlspecialchars($save_row[$i]['Field']); ?>]">
 203         <?php
 204         echo "\n";
 205         reset($selectboxall);
 206         $myfield = $save_row[$i]['Field'];
 207         if (isset($existrel[$myfield])) {
 208             $foreign_field    = $existrel[$myfield]['foreign_db'] . '.'
 209                      . $existrel[$myfield]['foreign_table'] . '.'
 210                      . $existrel[$myfield]['foreign_field'];
 211         } else {
 212             $foreign_field    = FALSE;
 213         }
 214         $seen_key = FALSE;
 215         while (list($key, $value) = each($selectboxall)) {
 216             echo '                '
 217                  . '<option value="' . htmlspecialchars($key) . '"';
 218             if ($foreign_field && $key == $foreign_field) {
 219                 echo ' selected="selected"';
 220                 $seen_key = TRUE;
 221             }
 222             echo '>' . $value . '</option>'. "\n";
 223         } // end while
 224
 225         // if the link defined in relationtable points to a foreign field
 226         // that is not a key in the foreign table, we show the link
 227         // (will not be shown with an arrow)
 228         if ($foreign_field && !$seen_key) {
 229             echo '                '
 230                  . '<option value="' . htmlspecialchars($foreign_field) . '"';
 231             echo ' selected="selected"';
 232             echo '>' . $foreign_field . '</option>'. "\n";
 233         }
 234         ?>
 235             </select>
 236         </td>
 237     </tr>
 238         <?php
 239     } // end for
 240
 241     echo "\n";
 242     ?>
 243     <tr>
 244         <td colspan="2" align="center">
 245             <input type="submit" value="<?php echo $strGo; ?>" />
 246         </td>
 247     </tr>
 248     </table>
 249 </form>
 250
 251     <?php
 252     if ($cfgRelation['displaywork']) {
 253         // Get "display_filed" infos
 254         $disp = PMA_getDisplayField($db, $table);
 255
 256         echo "\n";
 257         ?>
 258 <form method="post" action="tbl_relation.php3">
 259     <?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
 260     <input type="hidden" name="submit_show" value="true" />
 261
 262     <p><?php echo $strChangeDisplay; ?></p>
 263     <select name="display_field" onchange="this.form.submit();">
 264         <option value="">---</option>
 265         <?php
 266         echo "\n";
 267         mysql_data_seek($col_rs, 0);
 268         while ($row = @PMA_mysql_fetch_array($col_rs)) {
 269             echo '        <option value="' . htmlspecialchars($row['Field']) . '"';
 270             if (isset($disp) && $row['Field'] == $disp) {
 271                 echo ' selected="selected"';
 272             }
 273             echo '>' . htmlspecialchars($row['Field']) . '</option>'. "\n";
 274         } // end while
 275         ?>
 276     </select>
 277     <script type="text/javascript" language="javascript">
 278     <!--
 279     // Fake js to allow the use of the <noscript> tag
 280     //-->
 281     </script>
 282     <noscript>
 283         <input type="submit" value="<?php echo $strGo; ?>" />
 284     </noscript>
 285 </form>
 286         <?php
 287     } // end if (displayworks)
 288
 289     if ($cfgRelation['commwork']) {
 290
 291         echo "\n";
 292         ?>
 293 <form method="post" action="tbl_relation.php3">
 294     <?php echo PMA_generate_common_hidden_inputs($db, $table); ?>
 295     <input type="hidden" name="submit_comm" value="true" />
 296
 297     <table>
 298     <tr>
 299         <th colspan="2" align="center"><b><?php echo $strComments; ?></b></th>
 300     </tr>
 301         <?php
 302         for ($i = 0; $i < $saved_row_cnt; $i++) {
 303             $field = $save_row[$i]['Field'];
 304             echo "\n";
 305             ?>
 306     <tr>
 307         <th><?php echo $field; ?></th>
 308         <td>
 309             <input type="text" name="comment[<?php echo $field; ?>]" value="<?php echo (isset($comments[$field]) ?  htmlspecialchars($comments[$field]) : ''); ?>" />
 310         </td>
 311     </tr>
 312             <?php
 313         } // end for
 314
 315         echo "\n";
 316         ?>
 317     <tr>
 318         <td colspan="2" align="center">
 319             <input type="submit" value="<?php echo $strGo; ?>" />
 320         </td>
 321     </tr>
 322     </table>
 323 </form>
 324         <?php
 325     } //    end if (comments work)
 326 } // end if (we have columns in this table)
 327
 328
 329 /**
 330  * Displays the footer
 331  */
 332 echo "\n";
 333 require('./footer.inc.php3');
 334 ?>