<?php

class Infotasks_model extends CI_Model
{
	var $insert_id = -1;
	var $top_num=false;
	var $t_id=false;
	var $order_by = false;
	var $t_status = false;
	var $t_ht_op_code = false;
	var $t_a_id = false;
	var $t_datetime = false;
	var $t_title = false;
	var $t_td_type = false;

    function __construct()
    {
        parent::__construct();
        $this->HT = $this->load->database('HT', TRUE);
    }
	
	function init()
    {	
		$this->top_num=false;
		$this->t_id=false;
		$this->order_by=" ORDER BY t.t_id DESC ";
		$this->t_status=false;
		$this->t_a_id=false;
		$this->t_datetime = false;
		$this->t_title = false;
		$this->t_td_type=false;
    }
	
	//正在编辑的任务
	function in_edit($t_ht_op_code=false)
	{
		$this->init();
		if(!empty($t_ht_op_code))
		{
			if(is_numeric($t_ht_op_code))
			{
				$this->t_a_id=" AND t.t_a_id= ".$this->HT->escape($t_ht_op_code);
			}
			else
			{
				$this->t_ht_op_code=" AND t.t_ht_op_code=".$this->HT->escape($t_ht_op_code);
			}
		}
		$this->t_status=" AND t.t_status= 'edit'  ";
		return $this->get_list();
	}

	//根据任务状态获取任务列表
	function get_task_by_status($t_ht_op_code=false,$t_status=false)
	{
		$this->init();
		if(!empty($t_ht_op_code))
		{
			if(is_numeric($t_ht_op_code)){
				$this->t_a_id=" AND t.t_a_id= ".$this->HT->escape($t_ht_op_code);
			}else{
				$this->t_ht_op_code=" AND t.t_ht_op_code=".$this->HT->escape($t_ht_op_code);
			}
		}
		if($t_status) $this->t_status=" AND t.t_status= '$t_status'  ";
		if($t_status=='review') $this->t_status=" AND (t.t_status= 'review' OR t.t_status= 'wait')";
		return $this->get_list();
	}
	
	//待审核任务
	function in_review($t_ht_op_code=false)
	{
		$this->init();
		if(!empty($t_ht_op_code))
		{
			if(is_numeric($t_ht_op_code))
			{
				$this->t_a_id=" AND t.t_a_id= ".$this->HT->escape($t_ht_op_code);
			}
			else
			{
				$this->t_ht_op_code=" AND t.t_ht_op_code=".$this->HT->escape($t_ht_op_code);
			}
		}
		$this->t_status=" AND (t.t_status= 'review' OR t.t_status= 'wait')";
		return $this->get_list();	
	}
	
	//待结算任务
	function in_reviewed($t_ht_op_code=false)
	{
		$this->init();
		if(!empty($t_ht_op_code))
		{
			if(is_numeric($t_ht_op_code))
			{
				$this->t_a_id=" AND t.t_a_id= ".$this->HT->escape($t_ht_op_code);
			}
			else
			{
				$this->t_ht_op_code=" AND t.t_ht_op_code=".$this->HT->escape($t_ht_op_code);
			}
		}
		$this->t_status=" AND t.t_status= 'reviewed' ";
		return $this->get_list();	
	}
	
	//已完成任务
	function in_complete($t_ht_op_code=false,$start_date=false,$end_date=false,$t_title=false)
	{
		$this->init();
		if(!empty($t_ht_op_code))
		{
			if(is_numeric($t_ht_op_code))
			{
				$this->t_a_id=" AND t.t_a_id= ".$this->HT->escape($t_ht_op_code);
			}
			else
			{
				$this->t_ht_op_code=" AND t.t_ht_op_code=".$this->HT->escape($t_ht_op_code);
			}
		}
		if($t_title) $this->t_title = " AND t.t_title like '%$t_title%' ";
		if($start_date) $this->t_datetime = " AND t.t_datetime BETWEEN '$start_date' AND '$end_date' ";
		$this->t_status=" AND (t.t_status= 'complete' OR t.t_status= 'published')";
		return $this->get_list();
	}

	//正在编辑的任务
	function in_refuse($t_ht_op_code=false)
	{
		$this->init();
		if(!empty($t_ht_op_code))
		{
			if(is_numeric($t_ht_op_code))
			{
				$this->t_a_id=" AND t.t_a_id= ".$this->HT->escape($t_ht_op_code);
			}
			else
			{
				$this->t_ht_op_code=" AND t.t_ht_op_code=".$this->HT->escape($t_ht_op_code);
			}
		}
		$this->t_status=" AND t.t_status= 'refuse'  ";
		return $this->get_list();
	}
	
	//大厅任务
	function in_hall()
	{
		$this->init();
		$this->t_a_id=" AND t.t_a_id= 0 ";
		return $this->get_list();	
	}
	
	//获取单个任务详细信息
	function detail($t_id)
	{
		$this->init();
		$this->top_num=1;		
		$this->t_id=" AND t.t_id=".$this->HT->escape($t_id);
		return $this->get_list();
	}
		
	function get_list($get_count=false)
	{
		$this->top_num ? $sql = "SELECT TOP " . $this->top_num : $sql = "SELECT ";
		$sql .= "	t.t_id, \n"
			 . "       t.t_title, \n"
			 . "       t.t_content, \n"
			 . "       t.t_status, \n"
			 . "       t.t_a_id, \n"
			 . "       t.t_ht_op_code, \n"
			 . "       t.t_td_type, \n"
			 . "       t.t_expires, \n"
			 . "       t.t_datetime, \n"
			 . "       t.t_rating, \n"
			 . "       t.t_attach, \n"
			 . "       t.t_delete \n"
			 . "FROM   infotasks t \n"
			 . "WHERE  t.t_delete = 0 \n";
		if($get_count)$sql="SELECT t.t_id FROM infotasks t WHERE  t.t_delete = 0";
		$this->t_id ? $sql.=$this->t_id : false;
		$this->t_status ? $sql.=$this->t_status : false;
		$this->t_ht_op_code ? $sql.=$this->t_ht_op_code : false;
		$this->t_a_id ? $sql.=$this->t_a_id : false;
		$this->t_td_type ? $sql.=$this->t_td_type : false;
		$this->t_title ? $sql.=$this->t_title : false;

		$admin_info=$this->session->userdata('session_admin');
		if(!empty($admin_info->a_sitecode) && trim($this->t_a_id)=="AND t.t_a_id= 0") $sql.= " AND (t.t_sitecode= '$admin_info->a_sitecode' or t.t_sitecode is null) ";

		$this->t_datetime? $sql.=$this->t_datetime : false;
		$this->order_by ? $sql.=$this->order_by : false;
		$query=$this->HT->query($sql);
		if($this->top_num==1)
		{
			if ($query->num_rows() > 0)
			{
				$row = $query->row();
				return $row;
			}
			else
			{
				return FALSE;
			}
		}
		else
		{
			return $query->result();
		}
	}

	//根据给定id字符串获取任务列表
	function get_list_by_taskids($taskids)
	{
		$sql = "SELECT  t.t_id,
						t.t_title,
						t.t_content,
						t.t_status,
						t.t_a_id,
						t.t_ht_op_code,
						t.t_td_type,
						t.t_expires,
						t.t_datetime,
						t.t_rating,
						t.t_delete,
						(select top 1 count(0) from infoTaskArticles where ta_t_id=t.t_id AND ta_status='version') as t_edit_count
				 FROM   infotasks t
				WHERE   t.t_id IN ($taskids) 
				ORDER BY t.t_datetime DESC";
		$query=$this->HT->query($sql);
		return $query->result();
	}

	//根据不同状态获取任务列表
	public function get_tasks_list($t_status=false,$t_ht_op_code=false,$t_td_type=false,$start_date=false,$end_date=false,$tasktitle=false,$page_flag=false)
	{
		$this->init();
		if(!empty($t_ht_op_code)){
			if(is_numeric($t_ht_op_code)){
				$this->t_a_id=" AND t.t_a_id= ".$this->HT->escape($t_ht_op_code);
			}else{
				$this->t_ht_op_code=" AND t.t_ht_op_code=".$this->HT->escape($t_ht_op_code);
			}
		}else{
			$this->t_a_id=" AND t.t_a_id= 0";
		}
		//已发布的和已完成的任务计算在已完成的任务里
		if($t_status=='complete')
		{
			$this->t_status   = " AND (t.t_status= 'complete' OR t.t_status= 'published') ";
		}
		else if($t_status=='review') 
		{
			$this->t_status=" AND (t.t_status= 'review' OR t.t_status= 'wait')";
		}
		else if($t_status)
		{
			$this->t_status   = " AND t.t_status = '$t_status' ";
		}
		if($t_td_type)  $this->t_td_type  = " AND t.t_td_type = '$t_td_type' ";
		if($tasktitle) $this->t_title = " AND t.t_title like '%$tasktitle%' ";
		if($start_date) $this->t_datetime = " AND t.t_datetime BETWEEN '$start_date' AND '$end_date' ";
		return $this->get_list($page_flag);
	}


    //写入
    function add($t_title, $t_content, $t_a_id, $t_ht_op_code, $t_td_type, $t_expires,$t_status='edit',$t_attach=NULL)
    {
		$sql = "INSERT INTO infotasks \n"
			 . "  ( \n"
			 . "    t_title, \n"
			 . "    t_content, \n"
			 . "    t_a_id, \n"
			 . "    t_ht_op_code, \n"
			 . "    t_td_type, \n"
			 . "    t_expires, \n"
			 . "    t_status, \n"
			 . "    t_delete, \n"
			 . "    t_datetime, \n"
			 . "    t_attach \n"
			 . "  ) \n"
			 . "VALUES \n"
			 . "  ( \n"
			 . "    N?,N?,?,?,?,?,?,0,GETDATE(),? \n"
			 . "  )";
        $query=$this->HT->query($sql, array($t_title, $t_content, $t_a_id, $t_ht_op_code, $t_td_type, $t_expires,$t_status,$t_attach));
        $this->insert_id = $this->HT->last_id('infotasks');
		return $query;
		//print_r($this->HT->queries);
    }
	
    //更新
    function update($t_id,$t_title, $t_content, $t_a_id,  $t_td_type, $t_expires,$t_status='',$t_attach=false)
    {
    	$t_status_sql='';
    	if ($t_status!='') {
    		$t_status_sql="t_status='$t_status',";
    	}
    	if ($t_attach) {
    		$t_status_sql.="t_attach = '$t_attach',";
    	}
		$sql = "UPDATE infotasks SET    
						t_title = N?,
						t_content = N?,
						t_a_id = ?,
						t_td_type = ?,
						t_expires = ?,
						$t_status_sql
						t_datetime = GETDATE() 
				 WHERE  t_id = ?";
        $query=$this->HT->query($sql, array($t_title, $t_content, $t_a_id, $t_td_type, $t_expires,$t_id));
		return $query;
		//print_r($this->HT->queries);
    }
	
	//删除
	function delete($t_id)
	{
		$sql = "UPDATE infotasks \n"
			 . "SET    t_delete = 1 \n"
			 . "WHERE  t_id = ?";
        $query=$this->HT->query($sql, array($t_id));
		return $query;
	}
	
	//审核
	function reviwed($t_id,$t_status)
	{
		$sql = "UPDATE infotasks \n"
			 . "SET    t_status = ? \n"
			 . "WHERE  t_id = ?";
        $query=$this->HT->query($sql, array($t_status,$t_id));
		return $query;	
	}
	
	//承接任务
	function undertake($t_id,$a_id)
	{
		$sql = "UPDATE infotasks \n"
			 . "SET    t_a_id = ? \n"
			 . "WHERE  t_id = ?";
        $query=$this->HT->query($sql, array($a_id,$t_id));
		return $query;
	}
	
	//取消任务
	function canceltake($t_id)
	{
		$sql = "UPDATE infotasks \n"
			 . "SET    t_a_id = 0 \n"
			 . "WHERE  t_id = ?";
        $query=$this->HT->query($sql, array($t_id));
		return $query;
	}

	//判断任务是否已上线
	public function is_in_used($ta_id){
		$sql="SELECT 	TOP 1 t_status,ic_status
				FROM 	infoTaskArticles 
						INNER JOIN infoContents ON ic_id=ta_ic_id 
						LEFT JOIN infotasks ON t_id=ta_t_id
			   WHERE    ta_id=?";
		$query=$this->HT->query($sql, array($ta_id));
		$result=$query->result();
		if (empty($result)) {
			return 0;
		}else{
			$result=$result[0];
			//信息平台和作者平台同时是发布状态时
			if ($result->t_status=='published' AND $result->ic_status==1) {
				return 1;
			}else{
				return 0;
			}
		}
	}

	//获取任务大厅任务个数
	public function task_hall_count(){
		$result=$this->in_hall();
		$num=count($result);
		return $num;
	}

	//获取每月优秀文章排行榜
	public function get_article_rank_list(){
		$day_end = date('Y-m-01');
		$day_start = date('Y-m-d', strtotime("$day_end -1 month"));
		$sql="SELECT  
						t_id,
						t_title,
						t_a_id,
						t_ht_op_code,
						t_rating,
						t_rating_total,
						t_status
				FROM 	infotasks 
						INNER JOIN infoTaskArticles ON t_id=ta_t_id
			   WHERE 	ta_isbest between ? AND ? 
			ORDER BY 	t_rating_total DESC";
		$query=$this->HT->query($sql,array($day_start,$day_end));
		$result=$query->result();
		return $result;
	}

	//获取最新活跃作者
	public function get_author_rank_list($top=1){
		$sql="SELECT TOP $top t_a_id,t_active_author FROM infotasks WHERE t_active_author is not null";
		$query=$this->HT->query($sql);
		$result=$query->result();
		if (!empty($result) && $top==1) {
			return $result[0];
		}
		return $result;
	}

	//获取不同任务状态的任务数量
    public function get_task_count_by_status(){
    	$admin_info = $this->session->userdata('session_admin');
    	$t_ht_op_code=$admin_info->a_id;
    	if(is_numeric($t_ht_op_code)){
			$map=" t_a_id= ".$this->HT->escape($t_ht_op_code);
		}else{
			$map=" t_ht_op_code=".$this->HT->escape($t_ht_op_code);
		}
    	$sql="SELECT t_status, count(0) as task_count FROM infotasks WHERE $map AND t_delete=0 group by t_status";
    	$query=$this->HT->query($sql);
    	$result=$query->result();
    	$counts=array();
    	if (!empty($result)) {
    		foreach ($result as $v) {
    			$counts[$v->t_status]=$v->task_count;
    		}    		
    		//已完成数量=完成数量+已发布的数量
    		$complete_count=$published_count=0;
    		if(isset($counts['complete']))$complete_count=$counts['complete'];
    		if(isset($counts['published']))$published_count=$counts['published'];
    		$counts['complete']=$complete_count+$published_count;

    		//正在进行中的任务=edit+unreviewed的数量
    		$edit_count=$unreviewed_count=0;
    		if(isset($counts['edit']))$edit_count=$counts['edit'];
    		$counts['edit']=$edit_count;

    		$review_count=$wait_count=0;
    		if(isset($counts['review']))$review_count=$counts['review'];
    		if(isset($counts['wait']))$wait_count=$counts['wait'];
    		$counts['review']=$review_count+$wait_count;

    		return $counts;
    	}
    	return false;
    }

}