public function view()
{
$questionDB = new QuestionModelDB();
//普通条件，检查GET参数
$fieldArr = $questionDB->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, true) && 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 `" . $questionDB->getTableName() . "` WHERE {$whereStr} ORDER BY {$orderStr}";
$data = $questionDB->getData($sql, $whereArr, 20);
$pageStr = $questionDB->getPageStr();
//读取外键数据
$this->setView('vote_id', $_GET['vote_id']);
//模版显示
$this->setView('pageStr', $pageStr);
$this->setView('data', $data);
$this->display('Question.html');
}
