drop-down in Select sub-page

ChangeLog

@@ -5,6 +5,11 @@ phpMyAdmin - Changelog
 $Id$
 $Source$
 
+2002-10-03 Marc Delisle  <lem9@users.sourceforge.net>
+    * tbl_select.php3, tbl_change.php3,
+      new libraries/get_foreign.lib.php3: drop-down of foreign keys
+      on Select sub-page, thanks to Markus L. Noga (mlnoga)
+
 2002-10-03 Alexander M. Turek  <rabus@users.sourceforge.net>
     * tbl_dump.php3, libraries/build_dump.lib.php3: Completed fix against
       bug #607896, thanks to Lo<4C>c.

tbl_change.php3

@@ -392,39 +392,7 @@ for ($i = 0; $i < $fields_cnt; $i++) {
     // The value column (depends on type)
     // ----------------
 
-    // <markus@noga.de>
+    require('./libraries/get_foreign.lib.php3');
-    // selection box for foreign keys
-
-    // lem9: we always show the foreign field in the drop-down; if a display
-    // field is defined, we show it besides the foreign field
-    if ($foreigners && isset($foreigners[$field])) {
-        $foreigner       = $foreigners[$field];
-        $foreign_db      = $foreigner['foreign_db'];
-        $foreign_table   = $foreigner['foreign_table'];
-        $foreign_field   = $foreigner['foreign_field'];
-
-        // Count number of rows in the foreign table. Currently we do
-        // not use a drop-down if more than 200 rows in the foreign table,
-        // for speed reasons and because we need a better interface for this.
-        //
-        // We could also do the SELECT anyway, with a LIMIT, and ensure that
-        // the current value of the field is one of the choices.
-
-        $count_query  = 'SELECT COUNT(*) AS total FROM ' . PMA_backquote($foreign_db) . '.' . PMA_backquote($foreign_table);
-        $count_result = PMA_mysql_query($count_query) or PMA_mysqlDie('', $count_query, '', $err_url);
-        $the_total    = PMA_mysql_result($count_result, 0, 'total');
-        mysql_free_result($count_result);
-
-        if ($the_total < 200) {
-            // foreign_display can be FALSE if no display field defined:
-            $foreign_display = PMA_getDisplayField($foreign_db, $foreign_table);
-            $dispsql         = 'SELECT ' . PMA_backquote($foreign_field)
-                             . (($foreign_display == FALSE) ? '' : ', ' . PMA_backquote($foreign_display))
-                             . ' FROM ' . PMA_backquote($foreign_db) . '.' . PMA_backquote($foreign_table)
-                             . ' ORDER BY ' . PMA_backquote($foreign_table) . '.' . PMA_backquote($foreign_display);
-            $disp            = PMA_mysql_query($dispsql);
-        }
-    } // end if $foreigners
 
     if (isset($disp) && $disp) {
         ?>

tbl_select.php3

@@ -7,6 +7,7 @@
  */
 require('./libraries/grab_globals.lib.php3');
 require('./libraries/common.lib.php3');
+require('./libraries/relation.lib.php3'); // foreign keys
 
 
 /**
@@ -62,6 +63,11 @@ if (!isset($param) || $param[0] == '') {
             $fields_type[] = $type;
         } // end while
         mysql_free_result($result);
+
+        // <markus@noga.de>
+        // retrieve keys into foreign fields, if any
+        $cfgRelation = PMA_getRelationsParam();
+        $foreigners  = ($cfgRelation['relwork'] ? PMA_getForeigners($db, $table) : FALSE);
         ?>
 <form method="post" action="tbl_select.php3">
     <input type="hidden" name="server" value="<?php echo $server; ?>" />
@@ -132,9 +138,36 @@ if (!isset($param) || $param[0] == '') {
                     </select>
                 </td>
                 <td bgcolor="<?php echo $bgcolor; ?>">
-                    <input type="text" name="fields[]" size="40" class="textfield" />
+                    <?php
-                    <input type="hidden" name="names[]" value="<?php echo urlencode($fields_list[$i]); ?>" />
+    // <markus@noga.de>
-                    <input type="hidden" name="types[]" value="<?php echo $fields_type[$i]; ?>" />
+    $field=$fields_list[$i];
+
+    require('./libraries/get_foreign.lib.php3');
+
+    if($foreigners && isset($foreigners[$field]) &&
+       isset($disp) && $disp) {
+         ?>
+<select name="fields[]">
+                    <option value=""></option>
+        <?php
+
+        while ($relrow = @PMA_mysql_fetch_array($disp)) {
+            $key   = $relrow[$foreign_field];
+            $value = (($foreign_display != FALSE) ? '-' . htmlspecialchars($relrow[$foreign_display]) : '');
+            echo '                  <option value="' . urlencode($key) . '">'.
+                 htmlspecialchars($key) . $value . '</option>' . "\n";
+        } // end while
+        ?>
+                    </select>
+        <?php
+    } else {
+                    ?>
+ <input type="text" name="fields[]" size="40" class="textfield" />
+                    <?php
+    }
+                    ?>
+ <input type="hidden" name="names[]" value="<?php echo urlencode($fields_list[$i]); ?>" />
+                     <input type="hidden" name="types[]" value="<?php echo $fields_type[$i]; ?>" />
                 </td>
             </tr>
             <?php