96 lines
2.5 KiB
PHP
96 lines
2.5 KiB
PHP
<?php
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/*
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* form_mdb2_linked_select.php
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*
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* @(#) $Id: form_mdb2_linked_select.php,v 1.1 2006/01/16 16:43:10 mlemos Exp $
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*
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*/
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class form_mdb2_linked_select_class extends form_linked_select_class
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{
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var $connection = 0;
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var $groups_query = '';
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var $options_statement = 0;
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var $default_option;
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var $default_option_value;
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function GetGroupOptions(&$o, $group)
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{
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$o = array();
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if (isset($this->default_option)) {
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$o[$this->default_option] = $this->default_option_value;
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}
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$result =& $this->options_statement->execute(array($group));
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$error = '';
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if (PEAR::isError($result)) {
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$error="Options query execution failed: ".$result->getMessage();
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} else {
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$data = $result->fetchAll(MDB2_FETCHMODE_ORDERED, true, false);
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if (PEAR::isError($data)) {
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$data = $result->getMessage();
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} else {
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$o+= $data;
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}
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if (count($o) == 0) {
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$error = "there are no options for group $group";
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}
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}
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$result->free();
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if (strlen($error)) {
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unset($o);
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}
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return $error;
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}
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function GetGroups(&$g)
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{
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if (strlen($this->groups_query) == 0) {
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return("it was not specified a valid query to retrieve all the options groups");
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}
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$g = array();
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if (isset($this->default_option)) {
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$g[] = $this->default_option;
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}
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$error = '';
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$data = $this->connection->queryCol($this->groups_query);
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if (PEAR::isError($data)) {
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$error="Groups query execution failed: ".$data->getMessage();
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} else {
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$g+= $data;
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if(count($g) == 0) {
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$error="there are no group options";
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}
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}
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if (strlen($error)) {
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unset($g);
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}
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return $error;
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}
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function ValidateGroups(&$arguments)
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{
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if (!isset($arguments["Connection"]) || !$arguments["Connection"]) {
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return "it was not specified the database connection";
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}
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$this->connection =& $arguments["Connection"];
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if (isset($arguments["GroupsQuery"])) {
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$this->groups_query = $arguments["GroupsQuery"];
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}
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if (!isset($arguments["OptionsQuery"])) {
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return "it was not specified the query to retrieve the options";
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}
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$this->options_statement =& $this->connection->prepare($arguments["OptionsQuery"], array('text'));
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if (PEAR::isError($this->options_statement)) {
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return "Options query preparation failed: ".$this->options_statement->getMessage();
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}
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if (isset($arguments["DefaultOption"])) {
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$this->default_option = $arguments["DefaultOption"];
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if (isset($arguments["DefaultOptionValue"])) {
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$this->default_option_value = $arguments["DefaultOptionValue"];
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}
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}
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return "";
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}
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};
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?>
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