[Sommaire] [Imprimer]

   1  <?php
   2  
   3  class SearchPost extends BlogPage
   4  {
   5      private $_posts;
   6  
   7  	public function onInit($param)
   8      {
   9          parent::onInit($param);
  10          $this->_posts=$this->DataAccess->queryPosts(
  11                  $this->getPostFilter(),
  12                  '',
  13                  'ORDER BY create_time DESC',
  14                  'LIMIT '.$this->getPageOffset().','.$this->getPageSize());
  15      }
  16  
  17  	private function getPostFilter()
  18      {
  19          $filter='a.status=0';
  20          $keywords=explode(' ',$this->Request['keyword']);
  21          foreach($keywords as $keyword)
  22          {
  23              if(($keyword=$this->DataAccess->escapeString(trim($keyword)))!=='')
  24                  $filter.=" AND (content LIKE '%$keyword%' OR title LIKE '%$keyword%')";
  25          }
  26          return $filter;
  27      }
  28  
  29  	private function getPageOffset()
  30      {
  31          if(($offset=TPropertyValue::ensureInteger($this->Request['offset']))<=0)
  32              $offset=0;
  33          return $offset;
  34      }
  35  
  36  	private function getPageSize()
  37      {
  38          if(($limit=TPropertyValue::ensureInteger($this->Request['limit']))<=0)
  39              $limit=TPropertyValue::ensureInteger($this->Application->Parameters['PostPerPage']);
  40          return $limit;
  41      }
  42  
  43  	private function formUrl($newOffset)
  44      {
  45          $gets=array();
  46          $gets['offset']=$newOffset;
  47          if($this->Request['limit']!==null)
  48              $gets['limit']=$this->Request['limit'];
  49          if($this->Request['time']!==null)
  50              $gets['time']=$this->Request['time'];
  51          if($this->Request['cat']!==null)
  52              $gets['cat']=$this->Request['cat'];
  53          return $this->Service->constructUrl('Posts.ListPost',$gets);
  54      }
  55  
  56  	public function onLoad($param)
  57      {
  58          parent::onLoad($param);
  59          $this->PostList->DataSource=$this->_posts;
  60          $this->PostList->dataBind();
  61          if($this->getPageOffset()>0)
  62          {
  63              if(($offset=$this->getPageOffset()-$this->getPageSize())<0)
  64                  $offset=0;
  65              $this->PrevPage->NavigateUrl=$this->formUrl($offset);
  66              $this->PrevPage->Visible=true;
  67          }
  68          if(count($this->_posts)===$this->getPageSize())
  69          {
  70              $this->NextPage->NavigateUrl=$this->formUrl($this->getPageOffset()+$this->getPageSize());
  71              $this->NextPage->Visible=true;
  72          }
  73      }
  74  }
  75  
  76  ?>