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<?phpnamespace App\Http\Controllers\Home;
use App\Http\Controllers\Home\CommonController;use App\Http\Model\Article;use App\Http\Model\Arctype;use Illuminate\Support\Facades\DB;use Illuminate\Http\Request;
class IndexController extends CommonController{ public function __construct() { parent::__construct(); } //首页
public function index() { return view('home.index.index'); } //列表页
public function category($cat, $page) { $pagenow=page; if(empty($cat) || !preg_match('/[0-9]+/',$cat)){error_jump('您访问的页面不存在或已被删除！', route('page404'));} if(cache("catid$cat")){$post=cache("catid$cat");}else{$post = db('arctype')->where("id=$cat")->find();if(empty($post)){error_jump('您访问的页面不存在或已被删除！', route('page404'));}cache("catid$cat",$post,2592000);} $this->assign('post',$post); $subcat="";$sql=""; $post2=db('arctype')->field('id')->where("reid=$cat")->select(); if(!empty($post2)){foreach($post2 as $row){$subcat=$subcat."typeid=".$row["id"]." or ";}} $subcat=$subcat."typeid=".$cat; $sql=$subcat." or typeid2 in (".$cat.")";//echo $subcat2;exit;
$this->assign('sql',$sql); $counts=db("article")->where($sql)->count('id'); if($counts>CMS_MAXARC){$counts=CMS_MAXARC;} $pagesize=CMS_PAGESIZE;$page=0; if($counts % $pagesize){//取总数据量除以每页数的余数
$pages = intval($counts/$pagesize) + 1; //如果有余数，则页数等于总数据量除以每页数的结果取整再加一,如果没有余数，则页数等于总数据量除以每页数的结果
}else{$pages = $counts/$pagesize;} if(!empty($pagenow)){if($pagenow==1 || $pagenow>$pages){header("HTTP/1.0 404 Not Found");error_jump('您访问的页面不存在或已被删除！', route('page404'));}$page = $pagenow-1;$nextpage=$pagenow+1;$previouspage=$pagenow-1;}else{$page = 0;$nextpage=2;$previouspage=0;} $this->assign('page',$page); $this->assign('pages',$pages); $this->assign('counts',$counts); $start=$page*$pagesize; $this->assign('posts',arclist(array("sql"=>$sql,"limit"=>"$start,$pagesize"))); //获取列表
$this->assign('pagenav',get_listnav(array("counts"=>$counts,"pagesize"=>$pagesize,"pagenow"=>$page+1,"catid"=>$cat))); //获取分页列表
if($post['templist']=='category2'){if(!empty($pagenow)){error_jump('您访问的页面不存在或已被删除！', route('page404'));}} return $this->fetch($post['templist']); return view('home.index.index'); } //文章详情页
public function detail($id) { if(empty($id) || !preg_match('/[0-9]+/',$id)){error_jump('您访问的页面不存在或已被删除！', route('page404'));} if(cache("detailid$id")){$post = cache("detailid$id");}else{$post = object_to_array(DB::table('article')->where('id', $id)->first(), 1);if(empty($post)){error_jump('您访问的页面不存在或已被删除！', route('page404'));}$post['typename'] = DB::table('arctype')->where('id', $post['typeid'])->value('typename');cache(["detailid$id"=>$post], \Carbon\Carbon::now()->addMinutes(2592000));} if($post) { $cat = $post['typeid']; $post['body'] = ReplaceKeyword($post['body']); if(!empty($post['writer'])){$post['writertitle']=$post['title'].' '.$post['writer'];} $data['post'] = $post; $data['pre'] = get_article_prenext(array('aid'=>$post["id"],'typeid'=>$post["typeid"],'type'=>"pre")); } else { error_jump('您访问的页面不存在或已被删除！', route('page404')); } if(cache("catid$cat")){$post=cache("catid$cat");}else{$post = object_to_array(DB::table('arctype')->where('id', $cat)->first(), 1);cache(["catid$cat"=>$post], \Carbon\Carbon::now()->addMinutes(2592000));} return view('home.index.'.$post['temparticle'], $data); } //标签详情页，共有3种显示方式，1正常列表，2列表显示文章，3显示描述
public function tag($tag, $page) { $pagenow = $page; if(empty($tag) || !preg_match('/[0-9]+/',$tag)){error_jump('您访问的页面不存在或已被删除！', route('page404'));} if(cache("tagid$tag")){$post=cache("tagid$tag");}else{$post = db('tagindex')->where("id=$tag")->find();cache("tagid$tag",$post,2592000);} $this->assign('post',$post); $counts=db("taglist")->where("tid=$tag")->count('aid'); if($counts>CMS_MAXARC){$counts=CMS_MAXARC;} $pagesize=CMS_PAGESIZE;$page=0; if($counts % $pagesize){//取总数据量除以每页数的余数
$pages = intval($counts/$pagesize) + 1; //如果有余数，则页数等于总数据量除以每页数的结果取整再加一,如果没有余数，则页数等于总数据量除以每页数的结果
}else{$pages = $counts/$pagesize;} if(!empty($pagenow)){if($pagenow==1 || $pagenow>$pages){header("HTTP/1.0 404 Not Found");error_jump('您访问的页面不存在或已被删除！', route('page404'));}$page = $pagenow-1;$nextpage=$pagenow+1;$previouspage=$pagenow-1;}else{$page = 0;$nextpage=2;$previouspage=0;} $this->assign('page',$page); $this->assign('pages',$pages); $this->assign('counts',$counts); $start=$page*$pagesize; $posts=db("taglist")->where("tid=$tag")->order('aid desc')->limit("$start,$pagesize")->select(); foreach($posts as $row) { $aid[] = $row["aid"]; } $aid = isset($aid)?implode(',',$aid):""; if($aid!="") { if($post['template']=='tag2') { $this->assign('posts',arclist(array("sql"=>"id in ($aid)","orderby"=>"id desc","limit"=>"$pagesize","field"=>"title,body"))); //获取列表
} else { $this->assign('posts',arclist(array("sql"=>"id in ($aid)","orderby"=>"id desc","limit"=>"$pagesize"))); //获取列表
} } else { $this->assign('posts',""); //获取列表
} $this->assign('pagenav',get_listnav(array("counts"=>$counts,"pagesize"=>$pagesize,"pagenow"=>$page+1,"catid"=>$tag,"urltype"=>"tag"))); //获取分页列表
if($post['template']=='tag2' || $post['template']=='tag3'){if(!empty($pagenow)){error_jump('您访问的页面不存在或已被删除！', route('page404'));}} return $this->fetch($post['template']); return view('home.index.index'); } //标签页
public function tags() { return view('home.index.tags'); } //搜索页
public function search() { if(!empty($_GET["keyword"])) { $keyword = $_GET["keyword"]; //搜索的关键词
if(strstr($keyword,"&")) exit; $map['title'] = array('LIKE',"%$keyword%"); $this->assign('posts',db("article")->field('body',true)->where($map)->order('id desc')->limit(30)->select()); $this->assign('keyword',$keyword); } else { $this->error('请输入正确的关键词', '/' , 3);exit; } return view('home.index.search'); } //单页面
public function page($id) { if(!empty($id) && preg_match('/[a-z0-9]+/',$id)) { $map['filename']=$id; if(cache("pageid$id")){$post=cache("pageid$id");}else{$post = db('page')->where($map)->find();cache("pageid$id",$post,2592000);} if($post) { $this->assign('post',$post); } else { error_jump('您访问的页面不存在或已被删除！', route('page404')); } } else { error_jump('您访问的页面不存在或已被删除！', route('page404')); } return view('home.index.'.$post['template']); } //sitemap页面
public function sitemap() { return view('home.index.sitemap'); } //404页面
public function page404() { return view('home.404'); } //测试页面
public function test() { return date("Y-m-d H:i:s",strtotime("2017-04")); }}
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