Posted By

xylude on 06/15/11

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Last Edited at 06/15/11 10:42pm

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File Upload Class

/ Published in: PHP

You may wanna mess with it to suit your needs (like setting the folder to 0777).

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class uploadFile
	{
		public $target;
		public $finalFileName;
		public $elementId;
		public $checkSize;
		public $allowOverwrite;
		public $emptyFolder;
		public $createFolder;
		
		function upload()
			{
				if(!isset($this->finalFileName)) { $this->finalFileName = basename($_FILES[$this->elementId]['name']); }
				if(!isset($this->allowOverwrite)) { $this->allowOverwrite = false; }
				if(!isset($this->emptyFolder)) { $this->emptyFolder = false; }
				if(!isset($this->createFolder)) { $this->createFolder = true; }
				 
				$type = $_FILES[$this->elementId]['type'];
				$fileTarget = $this->target . $this->finalFileName;  
				$ext = substr($this->finalFileName, -3);
				
				$fileBeginning = str_replace('.','',$this->finalFileName);
				
				if($this->checkSize)
					{
						if(isImage($type))
							{
								$size = getimagesize($_FILES[$this->elementId]['tmp_name']);
								if($size[0] > 500 || $size[1] > 500)
									{
										return false;
									}
							}
					}
							
				if(!checkForInvalidChars($fileBeginning))
					{
						return false;
					}
				if($this->emptyFolder)
					{
						$getFile = new getFileNameFromFolder();
						$getFile->folderName = $this->target;
						$filename = $getFile->returnFileName();
					}
				if(!file_exists($this->target)&&$this->createFolder)
					{
						mkdir($this->target,0777,true);
					}	
				
				if(file_exists($fileTarget)&&!$this->allowOverwrite) { return false; }
				
				if(move_uploaded_file($_FILES[$this->elementId]['tmp_name'], $fileTarget)) 
					{
						if($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.
						return true;
					} 
				else 
					{
						return false;
					}
			}
	}
/*
properties:
elementId - the name of the element submitting the file
finalFileName - defaults to the file name, change it if you want to store it with a diff. name
target - the location you wanna store the file in
checkSize - will do a check against the image type/size you may wanna modify that to suit your needs
allowOverwrite - defaults to false, true = overwrite file if it exists, false = don't
emptyFolder - defaults to false, true = empty target folder contents before uploading
createFolder - defaults to true, true = create folder if it doesn't exist.

methods:
upload() - uploads the file.
*/

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