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PHP工具類

WBOY
WBOY原創
2016-07-25 08:48:393021瀏覽
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
  1. class Lib_Form
  2. {
  3. private $typeArr=array('isNotEmpty' , 'isInt' , 'isStr' , 'isEmail' , ' isTel' , 'isOnlyNum' , 'hasSet', 'isOnlyChar' , 'isNumAndChar' , 'checkLength');
  4. private $msg = array();
  5. private $code = 0;
  6. {
  7. if(!is_array($post))
  8. {
  9. $this->msg[] = '資料不是備份';
  10. }
  11. else
  12. {
  13. foreach ($post as $field=>$value)
  14. {
  15. $func = $post[$field]['valid'];
  16. $value = $ post[$field]['value'];
  18. $checkLength = 'checkLength';
  19. if($pos = stripos($func , $checkLength)!=​​false)
  20. {
  21. $condition = substr($func, strlen($checkLength));
  22. $func = $checkLength;
  23. $lengthArr =explode('-', $condition);
  24. self :: $func($value , $field , $lengthArr[0] , $lengthArr[1]);
  25. }
  26. else
  27. {
  28. if(!in_array($func , $this- >typeArr) ))
  29. {
  30. $this->msg = $func。 isNotExists';
  31. 規則;
  32. }
  33. self::$func($value , $field);
  34. }
  35. }
  36. }
  37. return $this->showRestult ( );
  38. }
  40. 牛皮函數showRestult()
  41. {
  42. if($this->msg && is_array($this->msg))
  43. {
  44. $this ->code = 1;
  45. $msg = implode(',', $this->msg);
  46. $ret = array('code'=>$this->code , 'msg'=>$ msg);
  47. return $ret;
  48. }
  49. return array('code'=>$this->code , 'msg'=>'成功' );
  50. }
  52. private function isNotEmpty($value,$field)
  53. {
  54. if(!$this->hasSet($value, $field)) return false;
  55. $value = trim($value);
  56. if(empty($value))
  57. {
  58. $this->msg[] = $field.' isEmpty';
  59. return false;
  60. }
  61. return true;
  62. }
  64. private function isInt($value,$field)
  65. {
  66. if(! this->isNotEmpty($value,$field)) return false;
  67. $value = trim($value);
  68. if(!is_int($value))
  69. {
  70. $this- > msg[] = $字段。 isNotInt';
  71. return false;
  72. }
  73. return true;
  74. }
  76. private function isStr($value,$field)
  77. {
  78. if(!$ this->isNotEmpty($value,$field)) return false;
  79. $value = trim($value);
  80. if(!is_string($value))
  81. {
  82. $this- > msg[] = $字段。 isNotStr';
  83. return false;
  84. }
  85. return true;
  86. }
  88. private function hasSet($value , $field)
  89. {
  90. {
  91. if(!issfield)
  92. {
  93. if(! ($value))
  94. {
  95. $this->msg[] = $field.' isNotSet';
  96. return false;
  97. }
  98. return true;
  99. }
  101. private function isEmail($value,$field)
  102. {
  103. {
  104. if! this->isNotEmpty($value,$field)) return false;
  105. $value = trim($value);
  106. $pattern = "/^[a-zA-Z0-9_-] @[a - zA-Z0-9_-] (.[a-zA-Z0-9_-] )$/";
  107. if(!preg_match($pattern, $value))
  108. {
  109. $this- > msg[] = $字段。 isNotEmail';
  110. return false;
  111. }
  112. return true;
  113. }
  115. private function isTel($value,$field)
  116. {
  117. if(! this->isNotEmpty($value,$field)) return false;
  118. $value = trim($value);
  119. $pattern = '/^[0-9]{7,11}$/' ;
  120. if (!preg_match($pattern, $value))
  121. {
  122. $this->msg[] = $field.' isNotTel';
  123. return false;
  124. }
  125. return true;
  126. }
  128. private function isOnlyNum($value,$field)
  129. {
  130. {
  131. if( this->isNotEmpty($value,$field)) return false;
  132. $value = trim($value);
  133. $pattern = "/^[0-9]{1,}$/";
  134. if(!preg_match($pattern, $value))
  135. {
  136. $this->msg[] = $field.' isNotOnlyNum';
  137. return false;
  138. }
  139. return true;
  140. }
  142. private function isOnlyChar($value,$field)
  143. {isNotEmpty($value,$field)) return false;
  144. $value = trim($value);
  145. $pattern = "/^[a-zA-Z]{1,}$/ " ;
  146. if(!preg_match($pattern, $value))
  147. {
  148. $this->msg[] = $field.' isNotOnlyChar';
  149. return false;
  150. }
  151. return true;
  152. }
  154. private function isNumAndChar($value,$field)
  155. {isNotEmpty($value,$field)) return false;
  156. $value = trim($value);
  157. $pattern = "/^[a-zA-z0-9]{1,} $ /";
  158. if(!preg_match($pattern , $value))
  159. {
  160. $this->msg[] = $field.' isNotNumAndChar';
  161. 回傳 false;
  162. } 回傳 true; }
  164. 導管函數 checkLength($value , $field , $minLength , $maxLength)
  165. {
  166. if(!$this->isNotEmpty($value,$field)) return false;
  167. $value = trim($value);
  168. $length = (strlen($value) mb_strlen($value,'UTF8')) / 2;
  169. if($length $maxLength)
  170. {
  171. $this->msg[] = $field.' isNotInLength';
  172. 回傳 false;
  173. }
  174. 回傳 true;
  175. }
  176. }
  178. if($_POST['提交'])
  179. {
  180. if($_POST['提交'])
  181. {
  182. {
  183. $form = new Lib_Form();
  184. $post['name'] = array('value'=>$_POST['name'] , 'valid'=>'checkLength6-12');
  185. $ post['pwd'] = array('value'=>$_POST['pwd'] , 'valid'=>'checkLength4-12');
  186. $post['sex'] = array('value' =>$_POST['sex'] , 'valid'=>'hasSet');
  188. $ret = $form->validata($post);
  189. if ($ret['code' ])
  190. {
  191. echo $ret['msg'];
  192. }
  193. }
?>
複製代碼
  4. class Lib_Image
  5. {
  6. private $height = 0;
  7. private $width = 0;
  9. {
  10. $this->height = $height;
  11. $this->width = $width;
  12. }
  14. 私有函數genCode( $num)
  15. {
  16. for($i=0;$i {
  17. switch(rand(0,2))
  18. {
  19. case 0:$code[$i]=chr(rand(48,57));break;//數字
  20. case 1:$code[$i]=chr(rand(65) ,90 ));break;//大寫字母
  21. case 2:$code[$i]=chr(rand(97,122));break;//小寫字母
  22. }
  23. }
  24. $ _SESSION[ "驗證碼"]=$驗證碼;
  25. 回傳 $code;
  26. }
  28. private function genOther($image)
  29. {
  30. for($i=0;$i {
  31. $dis_color=imagecolorallocate($image,rand(0,2555),rand(0,255),rand(0,255));
  32. imagesetpixel($image,rand(1,$this->寬度),rand(1 , $this->height),$dis_color);
  33. }
  34. }
  36. public function veryCode()
  37. {
  39. $image=imagecreate($this- >寬度,$this->高度);
  40. imagecolorallocate($image,255,255,255);
  41. //$this->genOther($image);
  43. $num = 4;
  44. $code = $this->genCode($num);
  45. for($i=0;$i {
  46. $ char_color =imagecolorallocate($image,rand(0,2555),rand(0,255),rand(0,255));
  47. imagechar($image,60,($this->width/$num)*$i, rand( 0,5),$code[$i],$char_color);
  48. }
  50. header("內容類型:image/png");
  51. imagepng($image); //圖片輸出到瀏覽器
  52. imagedestroy($image);//釋放資源
  53. }
  54. }
$image = new Lib_Image(25, 65);
$image = new Lib_Image(25, 65); $image ->veryCode();?>
複製程式碼
  5. class Lib_Log
  6. {
  7. private $logError = 0;
  8. {
  9. private $logError = 0;
  10. private $privwarn = 1; 原生$logDir = 'log/';
  11. 原生$logFile = 'log';
  12. 原生$fileExt = '.txt';
  13. 原生$fileHander = null;
  15. public function __construct()
  16. {
  17. if(!is_dir($this->logDir)){
  18. mkdir($this->logDir,0777);
  19. }
  20. }
  21. }
  22. }
  23. }
  24. }
  25. }
  26. }
  27. }
  28. }
  29. }
  30. }
  31. }
  32. }
  33. }
  34. }
  35. }
  36. }
  37. }
  38. }
  39. }
  40. }
  41. }
  42. }
  43. }
  44. }
  45. }
  46. $this->logFile .= date('Y-m-d').$this->fileExt;
  47. if(!$this->fileHander = @fopen($this->logDir) .$this-> logFile, 'a ')){
  48. die('日誌檔打不開！');
}
} public function writeLog($message)
{ $ip = isset($_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
  1. class Lib_Page
  2. {
  3. public $currentPage=0; //目前頁數
  4. private $totalPage=0;頁數
  5. private $totalNums=0; //總記錄數
  6. private $perNums=0; //每頁顯示的記錄數
  7. private $type = 0; //顯示類型
  9. public function __construct($totalNums , $perNums,$type=0)
  10. {
  11. $this->totalNums = intval($totalNums);
  12. $this->perNums = intval($totalNums);
  13. $this->perNums = intval($perNums = intval($perNums = mper) ;
  14. $this->totalPage = intval(ceil($this->totalNums / $this->perNums));
  15. $this->currentPage = min(max(1 , $_REQUEST['p'] ) , $this->totalPage);
  16. $this->type = intval($type);
  17. }
  19. private function first()
  20. {
  21. if ($this ->currentPage==1) return false;
  22. return "首頁  ";
  23. }
  25. private function last()
  26. {
  27. if ($this->currentPage==$this->totalPage) return false;
  28. return "尾頁  ";
  29. }
  31. private function next()
  32. {
  33. $p = min($this->currentPage 1 , $this->totalPage);
  34. if ($ p==$this->totalPage) return false;
  35. return "下一頁  ";
  36. }
  38. private function prev()
  39. {
  40. $p = max(1 , $this->currentPage - 1);
  41. if($p==1) return false;
  42. return "上一頁  ";
  43. }
  45. private function total()
  46. {
  47. return "共{$ this->totalPage} 頁 | {$this->totalNums} 筆記錄 | 目前第{$this->currentPage} 頁";
  48. }
  50. private function page()
  51. {
  52. $show = "";
  53. for ($i=1; $itotalPage; $i ){
  54. if ($i==$this->currentPage)
  55. $show .= "{$i}  " ;
  56. else
  57. $show .= "{$i}  ";
  58. }
  59. return $show;
  60. }
  62. public function show()
  63. {
  64. if ($this->type==1) {
  65. return $this->total().' '.$this- >page();
  66. }else if($this->type==2){
  67. return $this->total().' '.$this->first().' '.$this ->prev().' '.$this->next().' '.$this->last();
  68. }elseif ($this->type==0){
  69. return $this ->total().' '.$this->first().' '.$this->prev().' '.$this->page().' '.$this->next(). ' '.$this->last();
  70. }
  71. }
  73. }
  75. $totalNums = 80;
  76. $perNums = 10;
  77. $page = new Lib_Page($totalNums, $perNums);
  78. echo $page->show();
?>
複製程式碼
  1. class Lib_Tree
  2. {
  3. private $items = array();
  4. private $icon = arravate $items = array();
  5. private $icon = array( '✔ ,
  6. '  ├',
  7. '   ├',
  8. '     ├',
  9. '     🎜> private $field = array( 'id','name');
  10. public $ret = '; ';
  12. public function __construct($items)
  13. {
  14. $this->items = $items;
  15. }
  17. public function setIcon($icon)
  18. {
  19. $this->icon = $icon;
  20. }
  22. public function getChildren($pid)
  23. {
  24. {
  25. foreach ($this->items as $item)
  26. {
  27. if($item['pid']==$pid)
  28. {
  29. $children[] = $item;
  30. }
  31. }
  32. 回傳$children && is_array($children) ？ $children : false;
  33. }
  35. public function getParent($id)
  36. {
  37. return $A. ->items[$this->items[$id]['pid']];
  38. }
  40. public function show($pid)
  41. {
  42. $children = $this- >getChildren($pid);
  43. if(!$children ) return false;
  44. foreach ($children as $child)
  45. {
  46. $this->ret.='
    47. ';
  47. $this->ret.='
    48. ';
  48. $ this->ret.='刪除; 加 修改';
  49. $this->ret. ='
    50. ';
  50. $this->show($child['id']);
  51. }
  52. }
  55. }
  57. $items = array(
  58. array('id'=>1 , 'name'=>'湖北', 'pid'=>0, 'level'=>0),
  59. array('id'= >2 , 'name'=>'武漢', 'pid'=>1, 'level'=>1),
  60. array('id'=>3 , 'name'=>'孝感', 'pid '=>1, 'level'=>1),
  61. array('id'=>4 , 'name'=>'廣東', 'pid'=>0, 'level'=>0),
  62. array('id'=>5 , 'name'=>'廣州', 'pid'=>4, 'level '=>1),
  63. array('id'=>6 , 'name' =>'深圳', 'pid'=>4, 'level'=>1),
  64. array('id'=>7 , 'name'=>'東莞', 'pid'=>4, ' level'=>1),
  65. array('id'=>8 , 'name'=>'宜昌', 'pid'=>1, 'level'=>1),
  66. array('id '=>9 , 'name'=>'雲夢' , 'pid'=>3, 'level'=>2),
  67. array('id'=>10 , 'name'=>'南山區', 'pid'=>6, 'level'=>2),
  68. array('id'=>11 , 'name'=>'寶安全', 'pid'=>6, 'level'= >2),
  69. array('id'=>12 , 'name'=>'倒店', 'pid'=>9, 'level'=>3),
  70. array('id'= >13 , 'name'=>'羅範大隊', 'pid'=>12, 'level'=>4),
  71. array('id'=>14 , 'name'=>'下範存', 'pid'=>13, 'level'=>5),
  72. );
  74. $tree = new Lib_Tree($items);
  75. $ tree->show(0);
  76. echo $tree->ret;
  78. ?>
  80. 複製程式碼
    81. 類別名稱操作
    '.$this->icon[$child['level']].$child['name'].'
陳述：
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