/**
* 获取外键数据来源
* @param string $key 指定key获取
* @return array|string 获取到的数据或指定key的值
*/
public static function getGroups($key = '')
{
$groupsDB = new GroupsModelDB();
if (empty($key)) {
$sql = "SELECT `id`,`name` FROM `" . $groupsDB->getTableName() . "`";
$groupsModelDBArr = $groupsDB->getData($sql);
$data = Common::createArr($groupsModelDBArr, $arrKey = 'id', $arrValue = 'name');
} else {
$sql = "SELECT `name` FROM `" . $groupsDB->getTableName() . "` WHERE `id` = ?";
$data = $groupsDB->getFirst($sql, array($key));
}
return $data;
}
public function view()
{
$groupsDB = new GroupsModelDB();
//普通条件，检查GET参数
$fieldArr = $groupsDB->getFields();
$where = $whereArr = array();
foreach ($fieldArr as $v) {
if (array_key_exists($v, $_GET) && $_GET[$v] !== null) {
$where[] = "`{$v}` = ?";
$whereArr[] = $_GET[$v];
}
}
$whereStr = count($where) > 0 ? implode(" AND ", $where) : '1=1';
if (array_key_exists('_search_field', $_GET) && $_GET['_search_field'] != '' && in_array($_GET['_search_field'], $fieldArr) && array_key_exists('_search_keyword', $_GET) && $_GET['_search_keyword'] != '') {
$whereStr = $whereStr == '1=1' ? $_GET['_search_field'] . " LIKE ?" : $whereStr . " AND " . $_GET['_search_field'] . " LIKE ?";
$whereArr[] = "%" . $_GET['_search_keyword'] . "%";
}
//排序条件
$orderStr = '`id` DESC';
if (!empty($_POST['order'])) {
foreach ($_POST['order'] as $k => $v) {
$orderArr[] = "`{$k}` {$v}";
}
$orderStr = implode(',', $orderArr);
}
//查询操作
$sql = "SELECT * FROM `" . $groupsDB->getTableName() . "` WHERE {$whereStr} ORDER BY {$orderStr}";
$data = $groupsDB->getData($sql, $whereArr, 20);
$pageStr = $groupsDB->getPageStr();
$pageJump = $groupsDB->getPageJump();
//读取外键数据
//模版显示
$this->setView('pageStr', $pageStr);
$this->setView('pageJump', $pageJump);
$this->setView('data', $data);
$this->display('Groups.html');
}
