public function index()
{
$id = $_GET['id'];
$p = !empty($_GET['p']) ? (int) doSafe($_GET['p']) : 1;
if ($id === '') {
//400页面
$this->display("Error/index.tpl");
exit;
}
//根据接受信息查询
$tag = new TagModel();
$tagInfo = $tag->getIdByInfo($id);
if (empty($tagInfo)) {
$this->display("Error/index.tpl");
exit;
}
//通过tag_id找到article_id
$article = new ArticleModel();
$articletag = new ArticletagModel();
$articleIds = $articletag->getArticleIdByTagId($id);
//合计文章数目
$total = count($articleIds);
//输出首页数据
if ($total == 0) {
if ($p < 1) {
$this->display("Error/index.tpl");
exit;
}
} else {
if ($p < 1 || $p > ceil($total / $this->pageNum)) {
$this->display("Error/index.tpl");
exit;
}
}
if (empty($articleIds)) {
//该分类下无文章
$articleList = array();
} else {
//根据ID去查找文章
$articleList = $article->getArticleByIds($articleIds, $p, $this->pageNum);
}
$getPage = new Page();
$this->assign(array('total' => $total, 'id' => $id, 'page' => $getPage->getPage(APP . '/tag/index/id/' . $id . '/p/', $total, $this->pageNum, $p), 'articleList' => $articleList));
// 获取分页条
$this->display('Tag/index.tpl');
}