PHP工具類

PHP工具類，開發系統必備的類別：
表單驗證類別
驗證碼類
日誌類別
分頁類別
無限極分類類

 class Lib_Form
 {
 private $typeArr=array('isNotEmpty' , 'isInt' , 'isStr' , 'isEmail' , ' isTel' , 'isOnlyNum' , 'hasSet', 'isOnlyChar' , 'isNumAndChar' , 'checkLength');
 private $msg = array();
 private $code = 0;
  {
 if(!is_array($post))
 {
 $this->msg[] = '資料不是備份';
 }
 else
 {
 foreach ($post as $field=>$value)
 {
 $func = $post[$field]['valid'];
 $value = $ post[$field]['value'];

 $checkLength = 'checkLength';
 if($pos = stripos($func , $checkLength)!=​​false)
 {
 $condition = substr($func, strlen($checkLength));
 $func = $checkLength;
 $lengthArr =explode('-', $condition);
 self :: $func($value , $field , $lengthArr[0] , $lengthArr[1]);
 }
 else
 {
 if(!in_array($func , $this- >typeArr) ))
 {
 $this->msg = $func。	isNotExists';
 規則;
 }
 self::$func($value , $field);
 }
 }
 }
 return $this->showRestult ( );
 }

 牛皮函數showRestult()
 {
 if($this->msg && is_array($this->msg))
 {
 $this ->code = 1;
 $msg = implode(',', $this->msg);
 $ret = array('code'=>$this->code , 'msg'=>$ msg);
 return $ret;
 }
 return array('code'=>$this->code , 'msg'=>'成功' );
 }

 private function isNotEmpty($value,$field)
 {
 if(!$this->hasSet($value, $field)) return false;
 $value = trim($value);
 if(empty($value))
 {
 $this->msg[] = $field.'	isEmpty';
 return false;
 }
 return true;
 }

 private function isInt($value,$field)
 {
 if(! this->isNotEmpty($value,$field)) return false;
 $value = trim($value);
 if(!is_int($value))
 {
 $this- > msg[] = $字段。	isNotInt';
 return false;
 }
 return true;
 }

 private function isStr($value,$field)
 {
 if(!$ this->isNotEmpty($value,$field)) return false;
 $value = trim($value);
 if(!is_string($value))
 {
 $this- > msg[] = $字段。	isNotStr';
 return false;
 }
 return true;
 }

 private function hasSet($value , $field)
 {
 {
 if(!issfield)
 {
 if(! ($value))
 {
 $this->msg[] = $field.'		isNotSet';
 return false;
 }
 return true;
 }

 private function isEmail($value,$field)
 {
 {
 if! this->isNotEmpty($value,$field)) return false;
 $value = trim($value);
 $pattern = "/^[a-zA-Z0-9_-] @[a - zA-Z0-9_-] (.[a-zA-Z0-9_-] )$/";
 if(!preg_match($pattern, $value))
 {
 $this- > msg[] = $字段。	isNotEmail';
 return false;
 }
 return true;
 }

 private function isTel($value,$field)
 {
 if(! this->isNotEmpty($value,$field)) return false;
 $value = trim($value);
 $pattern = '/^[0-9]{7,11}$/' ;
 if (!preg_match($pattern, $value))
 {
 $this->msg[] = $field.'	isNotTel';
 return false;
 }
 return true;
 }

 private function isOnlyNum($value,$field)
 {
 {
if( this->isNotEmpty($value,$field)) return false;
 $value = trim($value);
 $pattern = "/^[0-9]{1,}$/";
 if(!preg_match($pattern, $value))
 {
 $this->msg[] = $field.'	isNotOnlyNum';
 return false;
 }
 return true;
 }

 private function isOnlyChar($value,$field)
 {isNotEmpty($value,$field)) return false;
 $value = trim($value);
 $pattern = "/^[a-zA-Z]{1,}$/ " ;
 if(!preg_match($pattern, $value))
 {
 $this->msg[] = $field.'	isNotOnlyChar';
 return false;
 }
 return true;
 }

 private function isNumAndChar($value,$field)
 {isNotEmpty($value,$field)) return false;
 $value = trim($value);
 $pattern = "/^[a-zA-z0-9]{1,} $ /";
 if(!preg_match($pattern , $value))
 {
 $this->msg[] = $field.'	isNotNumAndChar';
 回傳 false;
 } 回傳 true; }

 導管函數 checkLength($value , $field , $minLength , $maxLength)
 {
 if(!$this->isNotEmpty($value,$field)) return false;
 $value = trim($value);
 $length = (strlen($value) mb_strlen($value,'UTF8')) / 2;
 if($length  $maxLength)
 {
 $this->msg[] = $field.'	isNotInLength';
 回傳 false;
 }
 回傳 true;
 }
 }

 if($_POST['提交'])
 {
 if($_POST['提交'])
 {
 {
 $form = new Lib_Form();
 $post['name'] = array('value'=>$_POST['name'] , 'valid'=>'checkLength6-12');
 $ post['pwd'] = array('value'=>$_POST['pwd'] , 'valid'=>'checkLength4-12');
 $post['sex'] = array('value' =>$_POST['sex'] , 'valid'=>'hasSet');

 $ret = $form->validata($post);
 if ($ret['code' ])
 {
 echo $ret['msg'];
 }
 }

 class Lib_Image
 {
 private $height = 0;
 private $width = 0;

  {
 $this->height = $height;
 $this->width = $width;
 }

 私有函數genCode( $num)
 {
 for($i=0;$i {
 switch(rand(0,2))
 {
 case 0:$code[$i]=chr(rand(48,57));break;//數字
 case 1:$code[$i]=chr(rand(65) ,90 ));break;//大寫字母
 case 2:$code[$i]=chr(rand(97,122));break;//小寫字母
 }
 }
 $ _SESSION[ "驗證碼"]=$驗證碼;
 回傳 $code;
 }

 private function genOther($image)
 {
 for($i=0;$i {
 $dis_color=imagecolorallocate($image,rand(0,2555),rand(0,255),rand(0,255));
 imagesetpixel($image,rand(1,$this->寬度),rand(1 , $this->height),$dis_color);
 }
 }

 public function veryCode()
 {

 $image=imagecreate($this- >寬度,$this->高度);
 imagecolorallocate($image,255,255,255);
 //$this->genOther($image);

 $num = 4;
 $code = $this->genCode($num);
 for($i=0;$i {
 $ char_color =imagecolorallocate($image,rand(0,2555),rand(0,255),rand(0,255));
 imagechar($image,60,($this->width/$num)*$i, rand( 0,5),$code[$i],$char_color);
 }

 header("內容類型:image/png");
 imagepng($image); //圖片輸出到瀏覽器
 imagedestroy($image);//釋放資源
 }
 }

 class Lib_Log
 {
 private $logError = 0;
 {
 private $logError = 0;
 private $privwarn = 1; 原生$logDir = 'log/';
 原生$logFile = 'log';
 原生$fileExt = '.txt';
 原生$fileHander = null;

 public function __construct()
 {
 if(!is_dir($this->logDir)){
 mkdir($this->logDir,0777);
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 }
 $this->logFile .= date('Y-m-d').$this->fileExt;
 if(!$this->fileHander = @fopen($this->logDir) .$this-> logFile, 'a ')){
 die('日誌檔打不開！');

{ $ip = isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : '0.0.0.0'; $debug = debug_backtrace(true); $string = date('Y-m-d H:i:s')."t"; $string .= $ip."t"; $string .=$debug[0]['file']."t"; $string .= "tline" . $debug[0]['line']."t"; $string .= json_encode($message)."rn"; if(!fwrite($this->fileHander, $string) ) { die('日誌檔無法寫入！'); } } public function __destruct() { if($this- >fileHander! =null){ fclose($this->fileHander); } } } $log = new Lib_Log(); $log->writeLog('錯誤調試！'); echo ""; ?>複製程式碼

 class Lib_Page
 {
 public $currentPage=0; //目前頁數
 private $totalPage=0;頁數
 private $totalNums=0; //總記錄數
 private $perNums=0; //每頁顯示的記錄數
 private $type = 0; //顯示類型

 public function __construct($totalNums , $perNums,$type=0)
 {
 $this->totalNums = intval($totalNums);
 $this->perNums = intval($totalNums);
 $this->perNums = intval($perNums = intval($perNums = mper) ;
 $this->totalPage = intval(ceil($this->totalNums / $this->perNums));
 $this->currentPage = min(max(1 , $_REQUEST['p'] ) , $this->totalPage);
 $this->type = intval($type);
 }

 private function first()
 {
 if ($this ->currentPage==1) return false;
 return "首頁  ";
 }

 private function last()
 {
 if ($this->currentPage==$this->totalPage) return false;
 return "尾頁  ";
 }

 private function next()
 {
 $p = min($this->currentPage 1 , $this->totalPage);
 if ($ p==$this->totalPage) return false;
 return "下一頁  ";
 }

 private function prev()
 {
 $p = max(1 , $this->currentPage - 1);
 if($p==1) return false;
 return "上一頁  ";
 }

 private function total()
 {
 return "共{$ this->totalPage} 頁 | {$this->totalNums} 筆記錄 | 目前第{$this->currentPage} 頁";
 }

 private function page()
 {
 $show = "";
 for ($i=1; $itotalPage; $i ){
 if ($i==$this->currentPage)
 $show .= "{$i}  " ;
 else
 $show .= "{$i}  ";
 }
 return $show;
 }

 public function show()
 {
 if ($this->type==1) {
 return $this->total().' '.$this- >page();
 }else if($this->type==2){
 return $this->total().' '.$this->first().' '.$this ->prev().' '.$this->next().' '.$this->last();
 }elseif ($this->type==0){
 return $this ->total().' '.$this->first().' '.$this->prev().' '.$this->page().' '.$this->next(). ' '.$this->last();
 }
 }

 }

 $totalNums = 80;
 $perNums = 10;
 $page = new Lib_Page($totalNums, $perNums);
 echo $page->show();

 class Lib_Tree
 {
 private $items = array();
 private $icon = arravate $items = array();
 private $icon = array( '✔ ,
 '  ├',
'   ├',
'     ├',
 '     🎜> private $field = array( 'id','name');
 public $ret = '; ';  public function __construct($items) { $this->items = $items; }  public function setIcon($icon) { $this->icon = $icon; }  public function getChildren($pid) { { foreach ($this->items as $item) { if($item['pid']==$pid) { $children[] = $item; } }  回傳$children && is_array($children) ？ $children : false; }  public function getParent($id) { return $A. ->items[$this->items[$id]['pid']]; }  public function show($pid) { $children = $this- >getChildren($pid); if(!$children ) return false; foreach ($children as $child) { $this->ret.='';  $this->ret.=''; $ this->ret.='刪除; 加 修改'; $this->ret. =''; $this->show($child['id']); } }   }
 $items = array( array('id'=>1 , 'name'=>'湖北', 'pid'=>0, 'level'=>0), array('id'= >2 , 'name'=>'武漢', 'pid'=>1, 'level'=>1), array('id'=>3 , 'name'=>'孝感', 'pid '=>1, 'level'=>1), array('id'=>4 , 'name'=>'廣東', 'pid'=>0, 'level'=>0), array('id'=>5 , 'name'=>'廣州', 'pid'=>4, 'level '=>1), array('id'=>6 , 'name' =>'深圳', 'pid'=>4, 'level'=>1), array('id'=>7 , 'name'=>'東莞', 'pid'=>4, ' level'=>1), array('id'=>8 , 'name'=>'宜昌', 'pid'=>1, 'level'=>1), array('id '=>9 , 'name'=>'雲夢' , 'pid'=>3, 'level'=>2), array('id'=>10 , 'name'=>'南山區', 'pid'=>6, 'level'=>2), array('id'=>11 , 'name'=>'寶安全', 'pid'=>6, 'level'= >2),  array('id'=>12 , 'name'=>'倒店', 'pid'=>9, 'level'=>3), array('id'= >13 , 'name'=>'羅範大隊', 'pid'=>12, 'level'=>4), array('id'=>14 , 'name'=>'下範存', 'pid'=>13, 'level'=>5), );  $tree = new Lib_Tree($items); $ tree->show(0);  echo $tree->ret; ?>
 複製程式碼





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'.$this->icon[$child['level']].$child['name'].'