<?php
namespace Admin\Controller;
use Think\Controller;
class PageController extends AdminController{
    public function __construct(){
       parent::__construct();
       $this->table=D("page");
       $where["type"]="page";
        if($this->admin_lang){
            $where["lang"]=$this->admin_lang;
        }       
       $this->pagetemplate=M("template")->where($where)->order("template_id desc")->select();
    }
    //单页信息
    public function page(){
        if($this->admin_lang){
            $where["lang"]=$this->admin_lang;
        }        
        $data=$this->table->where($where)->order('page_id desc')->select();
        $this->assign("data",$data);
        $this->display();
    }
    public function page_add(){    
        if(IS_POST){
            $data=$this->table->create();
            if (!$data){//验证
                $this->error($this->table->getError());
            }      
            $data[page_id]=$this->table->add();
            D("UserLog")->add("add",$this->table->getTableName(),$data[page_id]); 
            if($data[pagemod]==1){
                $this->table->makePageTemplateFile($data[page_id]);
            }
            if($data[path_type]=="static"){
                \Admin\Model\UpdateModel::pageHtml($data[page_id],$data["classpath"]);
            }
            $this->success($data);
        }else{
            $this->pubid=make_pubid();
            $this->display(); 
        }        
    }  
    public function page_editor(){
        if(IS_POST){
            $data=$this->table->create();
            if (!$data){//验证
                $this->error($this->table->getError());
            }    
            //
            //记录历吏版本
            if($data[pagemod]==1){
                $this->setHistory($data[page_id]);
            }
            $this->table->save($data);
            if($data[pagemod]==1){
                $this->table->makePageTemplateFile($data[page_id]);
            }else{
                //如果不是页面式，删除模板文件
                $this->table->deletePageTemplateFile($data[page_id]);
            }
            if($data[path_type]=="static"){
                \Admin\Model\UpdateModel::pageHtml($data[page_id],$data["classpath"]);
            }            
            D("UserLog")->add("update",$this->table->getTableName(),$data[page_id]); 
            $this->success($data);
         
        }else{
            $page_id=I("get.page_id",0,"int");        
            $r=$this->table->find($page_id);
            $this->pagemod=$_GET[pagemod]?$_GET[pagemod]:$r[pagemod];  
            $this->assign("r",$r);
            $this->display(); 
        }        
    }  
    //删除页面
    public function page_delete(){
        $page_id=I("page_id",0,'intval');
        $this->table->delete($page_id);
        //删除历吏记录
        M("page_history")->where(array("page_id"=>$page_id))->delete();        
        //删除文件
        $this->table->deletePageTemplateFile($page_id);
        //
        D("UserLog")->add("delete",$this->table->getTableName(),$page_id); 
        $this->success("删除成功");  
    }    
    //单页模板
    public function page_template(){
        $where["type"]="page";
	   $where["type"]="page";
		if($this->admin_lang){
			$where["lang"]=$this->admin_lang;
		}  		
        $data=M("template")->where($where)->order('sort asc,template_id desc')->select();
        $this->assign("data",$data);
        $this->display();
    }   
    public function page_template_add(){        
        $this->display(); 
    }      
    public function page_template_editor(){        
        $template_id=I("get.template_id",0,"int");
        $r=M("template")->find($template_id);
        $this->assign("r",$r);
        $this->display(); 
    }   
    //记录历吏修改
    private function setHistory($page_id){
        //老的模板内容（未修改前的）
        $old_template=M("page")->where(array("page_id"=>$page_id))->getField("pagetext");
        //获取post过来的新的模板内容
        $new_template=I("post.pagetext");
        //如果没有老的，或者没有新的则不做版本标记
        if(!$old_template||!$new_template){
            return;
        }
        //如果老的模板内容和新的模板内容一样也不做版本标记
        if($old_template==$new_template){
            return;
        }
        //
        $data["page_id"]=$page_id;
        $data["addtime"]=time();
        $data["userid"]=$_SESSION['user_id'];
        $data["username"]=$_SESSION['user_name'];
        $data["content"]=$old_template;
        M("page_history")->add($data);
        //查询备份的模板数据是否大于设置的值，多余的删除
        $maxBake=C("MAX_TEMPLATE_BAKE");
        $count=M("page_history")->where(array("page_id"=>$page_id))->count();
        if($count>$maxBake){
            $min_id=M("page_history")->where(array("page_id"=>$page_id))->min("id");
            M("page_history")->delete($min_id);
        }
    }    
}