Edit foreign plugin

plugins/edit-foreign.php

@@ -0,0 +1,30 @@
+<?php
+
+/** Select foreign key in edit form
+* @author Jakub Vrana, http://www.vrana.cz/
+* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License, Version 2.0
+* @license http://www.gnu.org/licenses/gpl-2.0.html GNU General Public License, version 2 (one or other)
+*/
+class AdminerEditForeign {
+	
+	function editInput($table, $field, $attrs, $value) {
+		static $foreignTables = array();
+		static $values = array();
+		$foreignKeys = &$foreignTables[$table];
+		if (!isset($foreignKeys)) {
+			$foreignKeys = column_foreign_keys($table);
+		}
+		foreach ((array) $foreignKeys[$field["field"]] as $foreignKey) {
+			if (count($foreignKey["source"]) == 1) {
+				$target = $foreignKey["table"];
+				$id = $foreignKey["target"][0];
+				$options = &$values[$target][$id];
+				if (!$options) {
+					$options = array("" => "") + get_vals("SELECT " . idf_escape($id) . " FROM " . table($target) . " ORDER BY 1");
+				}
+				return "<select$attrs>" . optionlist($options, $value) . "</select>";
+			}
+		}
+	}
+	
+}