/**
* 删除分类操作
* @return void [description]
*/
public function deleteCate()
{
$id = (int) I('get.id');
//判断如果有下级分类，则连同下级分类一起删除
if (M('cate')->where('pid=' . $id . '')->select()) {
$cate = M('cate')->order('sort DESC')->select();
// 从数据库取得所有分类
$condition = \Admin\Common\Category::getChildsId($cate, $id);
// 取得传入父分类的所有子分类
$where['id'] = array('in', $condition);
// 删除分类及其所有子分类
if (M('cate')->where($where)->delete()) {
$this->success('删除成功', U('Category/index'));
} else {
$this->error('删除失败');
}
} else {
// 删除分类
if (M('cate')->where('id=' . $id . '')->delete()) {
$this->success('删除成功', U('Category/index'));
} else {
$this->error('删除失败');
}
}
}
/**
* 列表页
*/
public function index()
{
$id = (int) I('get.id');
$cate = M('cate')->order('sort')->select();
$cids = \Admin\Common\Category::getChildsId($cate, $id);
$cids[] = $id;
$where = array('cid' => array('IN', $cids), 'del' => 0);
// 获取总文章数
$count = M('blog')->where($where)->count();
// 实例化分页类
$page = new \Think\Page($count, 5);
// 设置分页链接样式
$page->setConfig('prev', '<');
$page->setConfig('next', '>');
$limit = $page->firstRow . ',' . $page->listRows;
$cate = D('BlogView')->getAll($where, $limit);
// 显示分页
$page = $page->show();
// 解析并重新整理分页URL
$page = trimPageUrl($page);
// 转换每一篇文章video字段的HTML实体用于输出
foreach ($cate as $key => $value) {
$cate[$key]['video'] = htmlspecialchars_decode($cate[$key]['video']);
$cate[$key]['image'] = __APP__ . '/' . trim($cate[$key]['image'], '@');
}
$this->assign('cate', $cate);
$this->assign('page', $page);
$this->display();
}
