laravel5.1 框架 自定义分页

效果实现：



use Illuminate\Http\Request;
use Illuminate\Pagination\LengthAwarePaginator;
use Illuminate\Pagination\Paginator;

/**
* 注册途径来源分布
* @param Request $request
* @return $this
*/
public function RegisterSourceView(Request $request){
$qq = ServiceUtils::REGISTER_PLATFORM_QQ;
$wx = ServiceUtils::REGISTER_PLATFORM_WX;
$sina = ServiceUtils::REGISTER_PLATFORM_SINA;
$phone = ServiceUtils::REGISTER_PLATFORM_SMS;
$pageSize=ConstantUtils::PAGE_SIZE;
$data['start_time'] = $request->input('start_time', date('Y-m-d 00:00:00',strtotime("-15 day")));
$data['end_time']= $request->input('end_time', date('Y-m-d 23:59:59'));
$start_month = date('Ym',strtotime($data['start_time']));
$end_month = date('Ym',strtotime($data['end_time']));
$table_prefix = 'd_user_register';

//获得查询表集合
$select_set = [];
for($i=$start_month;$i<=$end_month;$i++){
$select_set[] = intval($i);
}

//获得已有表集合
$table_prefix_length = strlen($table_prefix);
$tables = DB::connection('log')->select("show tables like 'd_user_register%'");

$register_tables_set = [];

foreach($tables as $key=>$value){
$value = (array)$value;
$table = $value['Tables_in_dingdlog (d_user_register%)'];
$res = (int)substr($table,$table_prefix_length);
array_push($register_tables_set,$res);
}

$register_tables_set = array_filter($register_tables_set);

sort($register_tables_set);

//获取最终查询表交集
$register_tables = array_values(array_intersect($register_tables_set,$select_set));
$register_data = [];
//循环查询
if(count($register_tables)<=1){
//一个月
$register_data = DB::connection('log')->table($table_prefix.$register_tables[0])->select(DB::raw("DATE_FORMAT(time,'%Y%m%d') as day,sum(case authorizationType when ".$wx." then 1 else 0 end) as wx,sum(case authorizationType when ".$qq." then 1 else 0 end) as qq,sum(case authorizationType when ".$sina." then 1 else 0 end) as xlwb,sum(case authorizationType when ".$phone." then 1 else 0 end) as phone "))
->where('time','>=',$data['start_time'])
->where('time','<=',$data['end_time'])
->groupBy('day')
->get();
}else{
//多个月
//确定开始和结束时间
$first_table = current($register_tables);
$end_table = end($register_tables);
$first = date('Y-m-d 00:00:00',strtotime($first_table.'01'));
$end = date('Y-m-d 23:59:59',strtotime($end_table."01 +1month -1day"));
foreach($register_tables as $k=>$v){
if($v==$first_table){
if(strtotime($data['start_time'])>strtotime($first)){
$list = DB::connection('log')->table($table_prefix.$v)->select(DB::raw("DATE_FORMAT(time,'%Y%m%d') as day,sum(case authorizationType when ".$wx." then 1 else 0 end) as wx,sum(case authorizationType when ".$qq." then 1 else 0 end) as qq,sum(case authorizationType when ".$sina." then 1 else 0 end) as xlwb,sum(case authorizationType when ".$phone." then 1 else 0 end) as phone "))->where('time','>=',$data['start_time'])->groupBy('day')->get();
}else{
$list = DB::connection('log')->table($table_prefix.$v)->select(DB::raw("DATE_FORMAT(time,'%Y%m%d') as day,sum(case authorizationType when ".$wx." then 1 else 0 end) as wx,sum(case authorizationType when ".$qq." then 1 else 0 end) as qq,sum(case authorizationType when ".$sina." then 1 else 0 end) as xlwb,sum(case authorizationType when ".$phone." then 1 else 0 end) as phone "))->groupBy('day')->get();
}
}elseif($v==$end_table) {
if(strtotime($data['end_time'])<strtotime($end)){
$list = DB::connection('log')->table($table_prefix.$v)->select(DB::raw("DATE_FORMAT(time,'%Y%m%d') as day,sum(case authorizationType when ".$wx." then 1 else 0 end) as wx,sum(case authorizationType when ".$qq." then 1 else 0 end) as qq,sum(case authorizationType when ".$sina." then 1 else 0 end) as xlwb,sum(case authorizationType when ".$phone." then 1 else 0 end) as phone "))->where('time','<=',$data['end_time'])->groupBy('day')->get();
}else{
$list = DB::connection('log')->table($table_prefix.$v)->select(DB::raw("DATE_FORMAT(time,'%Y%m%d') as day,sum(case authorizationType when ".$wx." then 1 else 0 end) as wx,sum(case authorizationType when ".$qq." then 1 else 0 end) as qq,sum(case authorizationType when ".$sina." then 1 else 0 end) as xlwb,sum(case authorizationType when ".$phone." then 1 else 0 end) as phone "))->groupBy('day')->get();
}
}else{
$list = DB::connection('log')->table($table_prefix.$v)->select(DB::raw("DATE_FORMAT(time,'%Y%m%d') as day,sum(case authorizationType when ".$wx." then 1 else 0 end) as wx,sum(case authorizationType when ".$qq." then 1 else 0 end) as qq,sum(case authorizationType when ".$sina." then 1 else 0 end) as xlwb,sum(case authorizationType when ".$phone." then 1 else 0 end) as phone "))->groupBy('day')->get();
}
array_push($register_data,$list);
}
}

$result = [];
if(count($register_tables)<=1){
$result = $register_data;
}else{
foreach($register_data as $k=>$v){
foreach($v as $j){
array_push($result,$j);
}
}
}
//倒序显示
rsort($result);

//分页显示
$perPage = $pageSize;
if ($request->has('page')) {
$current_page = $request->input('page');
$current_page = $current_page <= 0 ? 1 :$current_page;
} else {
$current_page = 1;
}
$item = array_slice($result, ($current_page-1)*$perPage, $perPage); //注释1
$total = count($result);
$result =new LengthAwarePaginator($item, $total, $perPage, $current_page, [
'path' => Paginator::resolveCurrentPath(), //注释2
'pageName' => 'page',
]);

return view('chart/registerSourceView')
->with('data', $data)
->with('register_Source_Data',$result);

}

<!DOCTYPE html>
<html lang="zh-cn">
@include('layouts.head')
<body>
<div class="container-fluid">
<div class="panel panel-default">
<div class="panel-heading">
邀请注册
</div>
<div class="panel-body">
<form action="{{action('Home\ChartController@inviteRegisterView')}}" method="post" role="form">
<div class="row">
<div class="col-md-6 form-inline">
<div class="form-group form-inline">
<label for="">开始时间</label>
<input type="text" name="start_time" class="form-control form_date" value="{{$data['start_time']}}" readonly placeholder="请输入id"/>
</div>
<div class="form-group form-inline">
<label for="">结束时间</label>
<input type="text" name="end_time" class="form-control form_date" value="{{$data['end_time']}}" readonly placeholder="请输入id"/>
</div>
</div>
<div class="col-md-3">
<label for=""> </label>
<div class="form-group">
<input type="submit" class="btn btn-sm btn-primary" value="查询"/>
{{--<input type="submit" class="btn btn-sm btn-primary" value="导出"/>--}}
</div>
</div>
</div>
</form>
</div>
</div>
<table class="table table-responsive table-bordered">
<thead>
<th>日期</th>
<th>新增总人数</th>
<th>邀请注册人数</th>
</thead>
<tbody>
@if($result)
@foreach($result as $key=>$value)
<tr>
<td>{{$value->day}}</td>
<td>{{$value->register_total}}</td>
<td>{{$value->register_total-$value->self}}</td>
</tr>
@endforeach
@else
<tr>
<td colspan="4">暂无数据</td>
</tr>
@endif
</tbody>
</table>
<nav class="pull-right">
@if($result)
{!! $result->appends($data)->render() !!}
@endif
</nav>
</div>
<script type="text/javascript">
$('.form_date').datetimepicker({
language: 'zh-CN', /*加载日历语言包，可自定义*/
weekStart: 1, /*星期*/
todayBtn: 0, /*当天*/
autoclose: true,//选中之后自动隐藏日期选择框
todayHighlight: 1, /*今天高亮显示*/
startView: 2, /*4年3月2日1小时*/
minView: 2, /*0分1小时2天*/
format: 'yyyy-mm-dd',
forceParse: 0,
showMeridian:true
});
</script>
</body>
</html>