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File Upload Class

/ Published in: PHP
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You may wanna mess with it to suit your needs (like setting the folder to 0777).

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  1. class uploadFile
  2. 	{
  3. 		public $target;
  4. 		public $finalFileName;
  5. 		public $elementId;
  6. 		public $checkSize;
  7. 		public $allowOverwrite;
  8. 		public $emptyFolder;
  9. 		public $createFolder;
  10.  
  11. 		function upload()
  12. 			{
  13. 				if(!isset($this->finalFileName)) { $this->finalFileName = basename($_FILES[$this->elementId]['name']); }
  14. 				if(!isset($this->allowOverwrite)) { $this->allowOverwrite = false; }
  15. 				if(!isset($this->emptyFolder)) { $this->emptyFolder = false; }
  16. 				if(!isset($this->createFolder)) { $this->createFolder = true; }
  17.  
  18. 				$type = $_FILES[$this->elementId]['type'];
  19. 				$fileTarget = $this->target . $this->finalFileName;  
  20. 				$ext = substr($this->finalFileName, -3);
  21.  
  22. 				$fileBeginning = str_replace('.','',$this->finalFileName);
  23.  
  24. 				if($this->checkSize)
  25. 					{
  26. 						if(isImage($type))
  27. 							{
  28. 								$size = getimagesize($_FILES[$this->elementId]['tmp_name']);
  29. 								if($size[0] > 500 || $size[1] > 500)
  30. 									{
  31. 										return false;
  32. 									}
  33. 							}
  34. 					}
  35.  
  36. 				if(!checkForInvalidChars($fileBeginning))
  37. 					{
  38. 						return false;
  39. 					}
  40. 				if($this->emptyFolder)
  41. 					{
  42. 						$getFile = new getFileNameFromFolder();
  43. 						$getFile->folderName = $this->target;
  44. 						$filename = $getFile->returnFileName();
  45. 					}
  46. 				if(!file_exists($this->target)&&$this->createFolder)
  47. 					{
  48. 						mkdir($this->target,0777,true);
  49. 					}	
  50.  
  51. 				if(file_exists($fileTarget)&&!$this->allowOverwrite) { return false; }
  52.  
  53. 				if(move_uploaded_file($_FILES[$this->elementId]['tmp_name'], $fileTarget)) 
  54. 					{
  55. 						if($this->emptyFolder&&$filename!="File/Folder doesn't exist.") { unlink($this->target.$filename); } //only unlink if file upload was successful and there is a previous file in the folder.
  56. 						return true;
  57. 					} 
  58. 				else 
  59. 					{
  60. 						return false;
  61. 					}
  62. 			}
  63. 	}
  64. /*
  65. properties:
  66. elementId - the name of the element submitting the file
  67. finalFileName - defaults to the file name, change it if you want to store it with a diff. name
  68. target - the location you wanna store the file in
  69. checkSize - will do a check against the image type/size you may wanna modify that to suit your needs
  70. allowOverwrite - defaults to false, true = overwrite file if it exists, false = don't
  71. emptyFolder - defaults to false, true = empty target folder contents before uploading
  72. createFolder - defaults to true, true = create folder if it doesn't exist.
  73.  
  74. methods:
  75. upload() - uploads the file.
  76. */

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