laravel框架即点击改，批量删除，更新日志

<script src="jquery-1.7.2.min.js"></script>
<center>
<h2>商品列表</h2>
<button id="insert">插入数据</button>
<a href="rizhi">查看日志</a>
{{Session::get('user')}}
<table border=1 >
<input type="hidden" name="_token" value="<?php echo csrf_token(); ?>">
<tr>
<th><input type="checkbox" name="" id=""></th>
<th>名称</th>
<th>价格</th>
<th>操作</th>
</tr>
@foreach($models as $v)
<tr>
<td><input type="checkbox" name="box" value="{{$v->id}}"></td>
<td  pid="{{$v->id}}"><span class="update">{{$v->goods_name}}</span></td>
<td pid="{{$v->id}}"><span class="price">{{$v->goods_price}}</span></td>
<td><a href="del?id={{$v->id}}">删除</a></td>
</tr>
@endforeach
</table>
<button class="pl">批量删除</button>
</center>
<script>
$(function(){
$("#insert").click(function(){
location.href="insert";
})
//批量删除
$(".pl").click(function(){
var  box = $("input[name='box']");
length =box.length;
//alert(length);
var str ="";
for(var i=0;i<length;i++){
if(box[i].checked==true){
str =str+","+box[i].value;
}

}
str= str.substr(1)
//alert(str)

location.href="del?id="+str;
})
//即点击该
$(document).on("click", ".update", function () {
var con = $(this).html();
var pid = $(this).parent().attr('pid');
//alert(pid)
$(this).parent().html('<input type="text" value="'+con +'" class="input" pid="'+pid+'" />');
$("input").focus();
$(document).on("blur", ".input", function () {
var goods_name = $(this).val();
pid = $(this).attr("pid");
//alert(pid)
$(this).parent().html('<span class="update">'+goods_name +'</span>');
$.post("update",{goods_name:goods_name,pid:pid},function(msg){
//alert(msg)
location.href="login_do";

})
});

});

//即点击该  价格
$(document).on("click", ".price", function () {
var con = $(this).html();
var pid = $(this).parent().attr('pid');
//alert(pid)
$(this).parent().html('<input type="text" value="'+con +'" class="input" pid="'+pid+'" />');
$("input").focus();
$(document).on("blur", ".input", function () {
var goods_name = $(this).val();
pid = $(this).attr("pid");
//alert(pid)
$(this).parent().html('<span class="update">'+goods_name +'</span>');
$.post("price",{goods_name:goods_name,pid:pid},function(msg){
//alert(msg)
location.href="login_do";

})
});

});
})

</script>

//删除
public function  del(){
$id = Request::input('id');
$str = explode(",",$id);
//var_dump($str);die;
foreach($str as $v){
DB::table('goods')->where('id',"=","$v")->delete();
}

$arr['content']="删除Id为".$id."数据";
$arr['date']=date("Y-m-d H:i:s");
$arr['u_id'] = Session::get('user');
DB::table('rizhi')->insert($arr);
return  redirect("login_do");
}
//即点击该
public function  update(){
$pid = Request::input('pid');
// echo $pid;die;
$old =  DB::table('goods')->where('id',"=","$pid")->first();
$old_name =  $old->goods_name;
$goods_name = Request::input('goods_name');
$res= DB::table('goods')
->where('id','=',$pid)
->update(array('goods_name' => $goods_name));
$arr['content']="Id为".$pid."数据将商品名".$old_name."修改为".$goods_name;
$arr['date']=date("Y-m-d H:i:s");
$arr['u_id'] = Session::get('user');
DB::table('rizhi')->insert($arr);
echo   1;
//return  redirect("login_do");
}

//即点击该  价格
public function  price(){
$pid = Request::input('pid');
// echo $pid;die;
$old =  DB::table('goods')->where('id',"=","$pid")->first();
$old_name =  $old->goods_name;
$goods_name = Request::input('goods_name');
$res= DB::table('goods')
->where('id','=',$pid)
->update(array('goods_price' => $goods_name));
$arr['content']="Id为".$pid."数据将价格".$old_name."修改为".$goods_name;
$arr['date']=date("Y-m-d H:i:s");
$arr['u_id'] = Session::get('user');
DB::table('rizhi')->insert($arr);
echo   1;
//return  redirect("login_do");
}