public function _initialize()
{
$this->forbidword_type = ArticleController::getType();
$this->forbidword_type['-1'] = 'nickname';
//初始化
$this->_status = array('recover' => array('before_state' => $this->_state['delete'], 'after_state' => $this->_state['normal']), 'active' => array('before_state' => $this->_state['inactive'], 'after_state' => $this->_state['normal']), 'inactive' => array('before_state' => $this->_state['normal'], 'after_state' => $this->_state['inactive']), 'delete' => array('before_state' => array($this->_state['normal'], $this->_state['inactive']), 'after_state' => $this->_state['delete']));
}
public function articleList()
{
$information = I('post.');
$table = 'hotarticles';
$draw = $information['draw'];
if (empty($draw)) {
returnJson(801);
}
$start = $information['start'];
$length = $information['length'];
if (!(is_numeric($start) && is_numeric($length))) {
returnJson(801);
}
$caseSql = $this->tranSqlCase('articletype_id', Article::getType());
$displayField = array('article_id' => 'id', 'title', 'articletype_id' => 'type_id', 'author', $caseSql => 'type', 'content', 'like_num', 'remark_num', 'created_time', 'updated_time', 'state');
$columns = $information['columns'];
$order = array();
$orders = $information['order'];
foreach ($orders as $value) {
//排序需要的列
$field = $columns[$value['column']]['data'];
$order[$field] = $value['dir'];
}
$parameter = array();
//框定条件
if (!empty($information['args'])) {
foreach ($information['args'] as $field => $value) {
if (in_array($field, $displayField)) {
$parameter[$field] = $value;
}
}
}
$searchField = array();
$searchvalue = $information['search']['value'];
if (!empty($searchvalue)) {
foreach ($columns as $column) {
//判断是否需要搜索的
if ($column['searchable'] == 'true') {
if (in_array($column['data'], $displayField)) {
$searchField[] = $column['data'];
}
}
}
$parameter['*'] = array($searchvalue, $searchField);
}
$displayField = $this->displayField($displayField, $table);
//用户帖需要的属性
$articlesDisplayField = $this->displayField(array('username' => 'author', 'title', 'CONCAT(SUBSTR(content, 0, 3), "...")' => 'content', 'type_id', 'id', 'state'), 'articles');
//获得子查询的sql语句
//bbdd 用户写的文章
$joinArticles = M('articles')->join('__USERS__ ON __ARTICLES__.user_id = __USERS__.id')->field($articlesDisplayField)->select(false);
$caseSql = $this->tranSqlCase('articletype_id', array('1' => "重邮新闻", '2' => "教务在线", '3' => "学术讲座", '4' => "校务公告"));
//新闻文章
$newsDisplayField = $this->displayField(array($caseSql => 'author', 'title', 'CONCAT(SUBSTR(content, 0, 3), "...")' => 'content', 'articletype_id' => 'type_id', 'id', 'CONCAT("1")' => 'state'), 'news');
$joinSql = M('news')->field($newsDisplayField)->union($joinArticles)->buildSql();
//echo $joinSql;
//公告
$noticeDisplayField = $this->displayField(array('id', 'username' => 'author', 'title', 'CONCAT(6)' => 'type_id', 'CONCAT("公告")' => 'type', 'CONCAT(SUBSTR(content, 0, 3), "...")' => 'content', 'like_num', 'remark_num', 'created_time', 'updated_time', 'state'), 'notices');
$joinNotice = M('notices')->field($noticeDisplayField)->join('__USERS__ ON __USERS__.id=__NOTICES__.user_id')->select(false);
//获得所有文章的字查询表
$allArticle = M($table)->join(" JOIN " . $joinSql . " article ON article.id=__HOTARTICLES__.article_id and article.type_id = __HOTARTICLES__.articletype_id")->field($displayField)->union($joinNotice)->buildSql();
$parameter = $this->parameter($parameter);
//总共的数据量
$recordsTotal = M()->table($allArticle . ' article')->count();
//筛选的数据
$result = M()->table($allArticle . ' article')->where($parameter)->order($order)->select();
//筛选得到的数据量
$recordsFiltered = count($result);
//分页选取数据
if ($start >= $recordsFiltered) {
$data = array();
} else {
$length = $recordsFiltered - $start > $length ? $length : $recordsFiltered - $start;
$data = array_slice($result, $start, $length);
}
$info = compact('data', 'recordsFiltered', 'recordsTotal', 'draw');
returnJson('datatable', '', $info);
}