drop-down in Select sub-page

This commit is contained in:
Marc Delisle
2002-10-03 21:25:21 +00:00
parent a12ea6f991
commit 9c0b758a6e
3 changed files with 42 additions and 36 deletions

View File

@@ -392,39 +392,7 @@ for ($i = 0; $i < $fields_cnt; $i++) {
// The value column (depends on type)
// ----------------
// <markus@noga.de>
// selection box for foreign keys
// lem9: we always show the foreign field in the drop-down; if a display
// field is defined, we show it besides the foreign field
if ($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 $foreigners
require('./libraries/get_foreign.lib.php3');
if (isset($disp) && $disp) {
?>