<?php
namespace Order;

use \Helpers\View as view;
use \Mail\Mail;
use \Order\Listener\OrderListener;
use \Files\Output;

class Order
{
	private $db;
	private $config;
	protected $events = NULL;
	
	public $projectType = array(
				"National Funding" => "National Funding",
				"Thesis or Dissertation"=>"Thesis or Dissertation",
				"Others" => "Others",
	);//申请中的项目类型
	
	public $pdfData;
	
	function __construct($db = NULL)
	{
		if(empty($db))
		{
			$this->db = \Zend_Registry::get('db');
		}else{
			$this->db = $db;
		}
		
		$this->config = \Zend_Registry::get('config');
		
		$Listener = new OrderListener();
		@$this->events()->attachAggregate($Listener);
	}

	public function events(\Zend_EventManager_EventCollection $events = NULL)
    {
        if ($events !== NULL) {
            $this->events = $events;
        } elseif ($this->events === NULL) {
            $this->events = new \Zend_EventManager_EventManager(__CLASS__);
        }
        return $this->events;
    }
	
	/*************
	
	status:
	
	1 开始进入离线申请申请程序中
    2 填写并提交离线申请表
    3 邮寄离线申请表
    4 收到离线申请表
    5 处理离线申请表
    10:离线申请完成？
    -1: 取消了在线下载进程
			
	**************/
	
	//添加到数据篮
	public function addOrder($uuid,$selection = NULL,$uid = 0){
		
		if(empty($uid))
		{
			$uid = view::User('id');
		}
		
		if(!is_numeric($uid))
		{
			$uid = view::User('id');
		}
		
		if(!preg_match("/^[0-9A-Za-z]{8}-[0-9A-Za-z]{4}-[0-9A-Za-z]{4}-[0-9A-Za-z]{4}-[0-9A-Za-z]{12}$/",$uuid))
		{
			return "Wrong parameter.";
		}
		
		$results = $this->events()->trigger('submit', $this, compact('uuid','uid'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		if(empty($selection))
		{
			$results = $this->events()->trigger('checksource', $this, compact('uuid'));
			$data = $results->bottom();
			if(!empty($data))
			{
				return $data;
			}
			
			if($this->pushToDataorder($uuid,$uid) === true)
			{
				return true;
			}else{
				return "Errors, please retry.";
			}
		}else{
			if($this->pushToDataorder($uuid,$uid,$selection) === true)
			{
				return true;
			}else{
				return "Errors, please retry.";
			}
		}
	}//addOrder
	
	//放到数据篮中
	public function pushToDataorder($uuid,$uid = 0,$selection = NULL)
	{
		if(empty($uid))
		{
			$uid = view::User('id');
		}
		
		if(empty($selection))
		{
			$sql="insert into dataorder (uuid,ts_created,userid,status) values(?,now(),?,?)";
    		$rs = $this->db->query($sql,array($uuid,$uid,1));
		}else{
			$sql="insert into dataorder (uuid,ts_created,userid,status,selection) values(?,now(),?,?,?)";
			if(!is_array($selection))
			{
				$rs = $this->db->query($sql,array($uuid,$uid,1,$selection));
			}else{
				$rs = $this->db->query($sql,array($uuid,$uid,1,json_encode($selection,JSON_NUMERIC_CHECK)));
			}
		}

		if($rs)
		{
			return true;
		}else{
			return false;
		}
	}//pushToDataorder
	
	//提交
	public function apply($id,$uid = 0)
	{
		if(!is_numeric($id) || !is_numeric($uid))
		{
			return "Wrong parameter.";
		}
		
		if(empty($uid))
		{
			$uid = view::User('id');
		}

		$sql = "select count(*) as cnt from dataorder where status=1 and uuid in (select uuid from en.mdstatus) and userid=".$uid;
		$row=$this->db->FetchRow($sql);
		if ($row['cnt']>=$this->config->download->max) return "Reached the maximum limits of one offline application. Please remove some data.";
		
		$sql = "select count(*) as cnt from dataorder where status=1 and userid=".$uid;
		$row=$this->db->FetchRow($sql);
		if ($row['cnt']>$this->config->download->max) return "一次申请不能大于5条数据！请移除部分数据。";
		
		if($id == -1)
		{
			$sql = $this->db->quoteInto("update dataorder set status=2 where status=1  and uuid in (select uuid from en.mdstatus) and userid=?",$uid);
	    		if($this->db->exec($sql))
			{
				return true;
			}else{
				return "Errors, please retry.";
			}
		}
		
		if($id > 0)
		{
			$sql = $this->db->quoteInto("update dataorder set status=2 where status=1 and uuid in (select uuid from en.mdstatus) and userid=$uid and id=?",$id);
    		if($this->db->exec($sql))
			{
				return true;
			}else{
				return "Errors, please retry.";
			}
		}
		
		return "Wrong parameter.";
	}//apply()
	
	//删除
	public function del($id,$uid = 0)
	{
		if(!is_numeric($id) || !is_numeric($uid))
		{
			return "Wrong parameter.";
		}
		
		if(empty($uid))
		{
			$uid = view::User('id');
		}
		
		if($id > 0)
		{
			$sql = $this->db->quoteInto("delete from dataorder where userid=$uid and status in (1,2) and id=?",$id);
    		if($this->db->exec($sql))
			{
				return true;
			}else{
				return "Errors, please retry.";
			}
		}
		
		return "Wrong parameter.";
	}
	
	
	//设置PDF上显示的内容 getOrderItemForPdf() 的返回结果
	public function setPdfData($data)
	{
		$this->pdfData = $data;
	}
	
	//保存预览
	public function SaveOrder($formData,$uid = 0)
	{
		if(empty($uid) || !is_numeric($uid))
		{
			$uid = view::User('id');
		}
		
		$results = $this->events()->trigger('order.formcheck', $this, compact('formData'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		$results = $this->events()->trigger('order.pdfNumCheck', $this, compact('uid'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		$results = $this->events()->trigger('order.onUpdate', $this, compact('formData','uid'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		$this->pdfPrint($formData,$uid);
		
		return true;
		
	}//SaveOrder
	
	//生成并下载PDF
	public function SubmitOrder($formData,$uid = 0)
	{
		if(empty($uid) || !is_numeric($uid))
		{
			$uid = view::User('id');
		}
		
		$results = $this->events()->trigger('order.formcheck', $this, compact('formData'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		$results = $this->events()->trigger('order.pdfNumCheck', $this, compact('uid'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		$pdf = $this->pdfPrint($formData,$uid,true,true);
		
		$returnid = true;
		$results = $this->events()->trigger('order.onUpdate', $this, compact('formData','uid','returnid'));
		$oid = $results->bottom();
		
		if(!is_numeric($oid) || $oid<1)
		{
			return "Wrong parameter.";
		}
		
		$results = $this->events()->trigger('order.onSubmited', $this, compact('formData','uid','oid','pdf'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		$this->pushPdfDownload($pdf->pdflink);
		
		return true;
	}//SubmitOrder()
	
	public function pushPdfDownload($fn)
	{
		$output = new Output();
		$path = realpath($this->config->offline->savepath);
		$content = file_get_contents($path.DIRECTORY_SEPARATOR.$fn);
		$output->pushDownload($content,"Application.pdf",'pdf');
		exit();
	}
	
	//生成pdf
	public function pdfPrint($formData,$userid = 0,$save = false,$returnpdf = false)
	{
		/*$sql="SELECT m.title||'('||m.filesize::text||'MB)' as title FROM dataorder d 
			  RIGHT JOIN heihemetadata m ON d.uuid=m.uuid 
			  WHERE d.status=2 AND d.userid=?";
		
		$list = $this->db->fetchAll($sql,array($userid));
		
		foreach($list as $i=>$row){
			@$formData['heihelist'].=($i+1).". ".$row['title'].";";
		}*/
		
		$sql="SELECT m.title||'('||m.filesize::text||'MB)' as title FROM dataorder d 
			  RIGHT JOIN en.normalmetadata m ON d.uuid=m.uuid WHERE d.status=2 AND d.userid=?";
		$list = $this->db->fetchAll($sql,array($userid));
		
		foreach($list as $i=>$row){
			@$formData['westdclist'].=($i+1).". ".$row['title'].";";
		}
		
		$pdf = new \ApplicantPDF();
		
		$pdf->template = $this->config->offline->template;
		
		$pdf->heihetemplate = $this->config->offline->heihetemplate;
		$formData['project'].='['.$formData['project_title'].' | '.$formData['project_type'].' | '.$formData['project_id'].' | ' . $formData['project_leader'] . ']';
		$pdf->data = $formData;
		
		if (isset($formData['westdclist'])) $pdf->drawWestdc();
		//if (isset($formData['heihelist'])) $pdf->drawHeihe();
		
		$pdf->addRef($this->pdfData);
		//$pdf->addSelection($this->pdfData);
		
		//$pdf->addSecurity($this->config->offline->security);
		
		if($save === false)
		{
			header("Content-Disposition: inline; filename=westdc-data-apply.pdf");
			header("Content-Type:application/pdf");
			//header("Content-Length: " . strlen($pdfstring));
			echo $pdf->Output('westdc-data-apply.pdf','S');
		}else{
			//$fn = $formData['realname'].date('YmdHis').".pdf";
			$fn = date('YmdHis').".pdf";
			$path = realpath($this->config->offline->savepath);
			$pdf->pdflink = $fn;
			@$pdf->Output($path.DIRECTORY_SEPARATOR.$fn, 'F');
		}
		
		if($returnpdf === true)
		{
			return $pdf;
		}
	}
	
	//获得要生成pdf的信息
	public function getOrderItemForPdf($uid = 0 , $statu = 2)
	{
		if(empty($uid))
		{
			$uid = view::User('id');
		}
		
		$sql = "select m.title||'('||m.filesize::text||'MB)' as title,m.ts_published,date_part('year',doi.ts_published) as publish_year,m.citation,m.suppinfo,d.selection,
				array_to_string(ARRAY(
				select r.reference from mdref mr left join reference r on mr.refid=r.id
				where mr.reftype=3 and mr.uuid=d.uuid order by mr.place),'\n'::text) as reference,
				array_to_string(array(
				select fund.fund_type_en||':'||fund.title_en||'(No: '||fund.fund_id||')' 
				from fund left join mdfund on fund.id=mdfund.fid where mdfund.uuid=d.uuid order by mdfund.place),'\n'::text) as fund,
				doi.doi as datadoi,doi.author_en,doi.publisher_en,doi.title_en
				from dataorder d right join en.metadata m on d.uuid=m.uuid left join datadoi doi on doi.uuid=d.uuid
				where d.status=$statu and d.userid=? order by d.ts_created desc
				";
    	$rows = $this->db->fetchAll($sql,array($uid));
		
		return $rows;
	}
	
	//确认申请
	public function commitApplicationForm($offlineappid)
	{
		$user = view::User();
		
		if($user === false)
		{
			return false;
		}
		
		$uid = $user->id;
		
		$results = $this->events()->trigger('order.pdfNumCheck', $this, compact('uid'));
		$data = $results->bottom();
		
		if($data !== true)
		{
			return $data;
		}
		
		$sql = "update dataorder set status=3 where status=2 and userid=$uid and offlineappid=$offlineappid";
		if($this->db->exec($sql) < 0)
		{
			return "Could not update the status of the your shopping cart, please retry.";
		}
		
		$sql = "UPDATE offlineapp SET status=3 WHERE id=$offlineappid ";
		if($this->db->exec($sql) < 0)
		{
			return "Error exist when update the status of the shopping card, please contact our service group by email.";
		}
		
		$data = array(
			"user" => empty($user->realname) ? $user->username : $user->realname,
			"link"=> view::getHostLink() . '/admin/down/offlineapp/ac/view/offlineappid/'.$offlineappid
		);
		
		$mail = new Mail();
		$mail->loadTemplate("offline-pdf-commited-en",$data);
		$mail->setDefaultTo();
		$mail->send();

		return true;
	}//确认申请
	
	//service_type 选择
	public function serviceTypeTest($type)
	{
		if(empty($type) || !is_numeric($type))
		{
			return false;
		}
		
		switch($type)
		{
			case 0:
				return "This data is online.";
				break;
			case 1:
				return "This data has subset.";
				break;
			case 2:
				return "This data has multiple subsets.";
				break;
			case 3:
				return "";
				break;
			case 4:
				return "";
				break;
			case 5:
				return "";
				break;
			case 6:
				return "";
				break;
		}
		
		return false;
	}//serviceTypeTest
}