php 无限级分类 -PHP源码-php.cn

php 无限级分类

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Freigeben： 2016-06-08 17:28:09

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class Trees{
private $_keyId = 'Id';
private $_keyName = 'Name';
private $_keyFid = 'Fid';

function __construct($keyId='',$keyName='',$keyFid='')
{
  if($keyId==""){$this->_keyId = $this->_keyId;}else{$this->_keyId = $keyId;}
  if($keyName==""){$this->_keyName = $this->_keyName;}else{$this->_keyName = $keyName;}
  if($keyFid==""){$this->_keyFid = $this->_keyFid;}else{$this->_keyFid = $keyFid;}
}

public function treeListAll($fid,$step=0,&$fromArray,&$resultArray)
{
  $step++;
  foreach ($fromArray as $k=>$v){
   if($v[$this->_keyFid] == $fid){
    $newArray[] = $v;
   }
  }
  if(isset($newArray)){
   foreach ($newArray as $k=>$v){
    $this->treeListAll($v[$this->_keyId],$step,$fromArray,$resultArray);
    $v['Step'] = $step;
    $resultArray[] = $v;
   }
  }
}

public function getTreeListAll($fid=0,$step=0,&$fromArray,&$resultArray)
{
  $step++;
  foreach ($fromArray as $k=>$v){
   if($v[$this->_keyFid] == $fid){
    $newArray[] = $v;
   }
  }
  if(isset($newArray)){
   foreach ($newArray as $k=>$v){
    $this->getTreeListAll($v[$this->_keyId],$step,$fromArray,$resultArray);
    $v['Step'] = $step;
    $resultArray[] = $v;
   }
  }
}

public function getTreeList($id = 0,&$fromArray)
{
  $resultArray = array();
  $this->getTreeListAll($id,0,$fromArray,$resultArray);
  $resultArray = array_reverse($resultArray);
  return $resultArray;
}

public function getTreeArray($id = 0,&$fromArray)
{
  $result_one_array = $this->getTreeList($id,$fromArray);
  foreach ($result_one_array as $k=>$v){
   $result_two_array[] = array($v[$this->_keyId]);
  }
  if(isset($result_two_array)){
  for ($i=0;$i    for ($j=0;$j     $result[] = $result_two_array[$i][$j];
   }
  }
  }else{
   $result = array();
  }
  return $result;
}

public function treeListAllTop($fid,$step=0,&$fromArray,&$resultArray)
{
  $step++;
  foreach ($fromArray as $k=>$v){
   if($v[$this->_keyId] == $fid){
    $newArray[] = $v;
   }
  }
  if(isset($newArray)){
   foreach ($newArray as $k=>$v){
    $this->treeListAllTop($v[$this->_keyFid],$step,$fromArray,$resultArray);
    $v['Step'] = $step;
    $resultArray[] = $v;
   }
  }
}

public function getTreeListAllTop($fid=0,$step=0,&$fromArray,&$resultArray)
{
  $step++;
  foreach ($fromArray as $k=>$v){
   if($v[$this->_keyId] == $fid){
    $newArray[] = $v;
   }
  }
  if(isset($newArray)){
   foreach ($newArray as $k=>$v){
    $this->getTreeListAllTop($v[$this->_keyFid],$step,$fromArray,$resultArray);
    $v['Step'] = $step;
    $resultArray[] = $v;
   }
  }
}

public function getTreeListTop($id = 0,&$fromArray)
{
  $resultArray = array();
  $this->getTreeListAllTop($id,0,$fromArray,$resultArray);
  $resultArray = array_reverse($resultArray);
  return $resultArray;
}

public function getTreeArrayTop($id = 0,&$fromArray)
{
  $result_one_array = $this->getTreeListTop($id,$fromArray);
  foreach ($result_one_array as $k=>$v){
   $result_two_array[] = array($v[$this->_keyFid]);
  }
  if(isset($result_two_array)){
  for ($i=0;$i    for ($j=0;$j     $result[] = $result_two_array[$i][$j];
   }
  }
  }else{
   $result = array();
  }
  return $result;
}

public function makeOptionString($sourcArray,$firstHint="顶级分类",$selectId=array('-1'),$type=0)
{
  if($type==0){
   if($firstHint != ""){
    $str = '';
   }else{
    $str = '';
   }
   foreach ($sourcArray as $value){
    $level="";
    for($i=1;$i      $level =$level."----|";
    }
    $selectStr = "";
    if(in_array($value[$this->_keyId],$selectId)){
     $selectStr = "selected";
    }else{

    }
    $str.='";
    $level="";
   }
  }else{
   $flagStep =-1;
   $str = '';
   foreach ($sourcArray as $value){
    $level="";
    for($i=1;$i      $level =$level."----|";
    }
    $selectStr = "";
    if($type==$value[$this->_keyId]){
     $flagStep = $value['Step'];
    }else{
     if($flagStep != -1 && $value['Step']>$flagStep){

     }else{
      if($flagStep != -1 && $value['Step']        $flagStep = -1;
      }
      if($value[$this->_keyId] == $selectId){
       $selectStr = "selected";
      }
      $str.='";
     }
    }

    $level="";
   }
  }
  return $str;
}
}