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Multiple file upload - PHP

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2016-07-25 08:49:54756browse
Multiple file upload - PHP
  1. define('ROOT','D:/Program Files/www/test/');
  2. class Files_Tool{
  3. protected static $allowExt=array('.jpg','.jpeg' ,'.png','.gif','.bmp','.svg','.chm','.pdf','.zip','.rar','.tar','.gz' ,'.bzip2','.ppt','.doc');
  4. public static $wrong=array();
  5. public static $path=array();
  6. protected static $error=array(
  7. 0=> 'File upload failed, no error occurred, file upload was successful',
  8. 1=>'File upload failed, the uploaded file exceeded the value limited by the upload_max_filesize option in php.ini',
  9. 2=>'File upload failed, The size of the uploaded file exceeds the value specified by the MAX_FILE_SIZE option in the HTML form',
  10. 3=>'File upload failed, only part of the file was uploaded',
  11. 4=>'File upload failed, no file was uploaded',
  12. 5=>'File upload failed, suffix not allowed',
  13. 6=>'File upload failed, temporary folder not found. Introduced in PHP 4.3.10 and PHP 5.0.3',
  14. 7=>' File upload failed, file writing failed. Introduced in PHP 5.1.0',
  15. 8=>'File upload failed, the name of the form field was not received',
  16. 9=>'File upload failed,,error unknown'
  17. );
  18. public static function upload($name){
  19. //Check whether the NAME of the form field is received
  20. if(!isset($_FILES[$name])){
  21. self::$wrong[]=8;
  22. return false;
  23. }
  24. //3D array is simplified into 2D array
  25. $files=array_shift($_FILES);
  26. //Get the suffix
  27. $files=self::get_Ext($files);
  28. //Process files Number of times
  29. $n=count($files['name']);
  30. for($i=0;$i<$n;$i++){
  31. //Check whether the current file has an error message, if so, skip the current one file, process the next file
  32. if($files['error'][$i]!=0){
  33. self::$wrong[$i+1]=$files['error'][$i];
  34. continue;
  35. }
  36. //Check the suffix of the current file, whether it is allowed, if not, skip the current file
  37. if(!in_array($files['name'][$i],self::$allowExt)) {
  38. self::$wrong[$i+1]=5;
  39. continue;
  40. }
  41. //Path
  42. $dir=self::time_Dir();
  43. //File name
  44. $name=self::rand_Name( );
  45. //Suffix
  46. $ext=$files['name'][$i];
  47. //File location
  48. $path=$dir.$name.$ext;
  49. //Move temporary files, if failed, Skip the current file
  50. if(!move_uploaded_file($files['tmp_name'][$i],$path)){
  51. self::$wrong[$i]=9;
  52. continue;
  53. }
  54. //Save Path
  55. self::$path[$i+1]=strtr($path,array(ROOT=>''));
  56. }
  57. return self::$path;
  58. }
  59. //Get the suffix Method
  60. protected static function get_Ext($arr){
  61. if(!is_array($arr) || !isset($arr['name'])){return false;}
  62. foreach($arr['name'] as $k=>$v){
  63. $arr['name'][$k]=strtolower(strrchr($v,'.'));
  64. }
  65. return $arr;
  66. }
  67. //Generate by date Path
  68. protected static function time_Dir(){
  69. $dir=ROOT.'Data/images/'.date('Y/m/d/',time());
  70. if(!is_dir($dir)){
  71. mkdir($dir,0777,true);
  72. }
  73. return $dir;
  74. }
  75. //Generate a random file name
  76. protected static function rand_Name(){
  77. $str=str_shuffle('1234567890qwertyuiopasdfghjklzxcvbnm');
  78. $str=substr ($str,0,6);
  79. return $str;
  80. }
  81. //Error interface
  82. public static function errors(){
  83. foreach(self::$wrong as $k=>$v){
  84. self: :$wrong[$k]='th'.$k.'th'.self::$error[$k];
  85. }
  86. return self::$wrong;
  87. }
  88. }
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