[code=php]<?php
/*
#################################
# AUTHOR:	Lucas vd have       #
# VERSION:	v1.0                #
# DATE:		06-01-10            #
# WEBSITE:	www.hb-webdesign.nl #
#################################
*/

// VOORBEELD ALS JE WIL UNZIPPEN AAN DE HAND VAN $_GET
if(isset($_GET['unzip'])){
	$info = unzip($_GET['unzip'],"destinationFolder/");
	if(is_array($info)) {
		echo "Extracted successfully<br /><br />";
		echo "Folders:<br />";
		for($i=0; $i<count($info["folders"]); $i++){
			echo $info["folders"][$i]."<br />";
		}
		echo "<br />Files extracted:<br />";
		for($i=0; $i<count($info["files"]); $i++){
			echo $info["files"][$i]." - ".$info["size"][$i]." bytes<br />";
		}
	}
	else {
		echo "<font color='red'>Error : ".$info."</font><br />";
	}
}
// VOORBEELD



/*
Function unzip
Unzip a *.zip file and save files to server.

@param $file			path to *.zip file
@param $destination		destination folder (not required)

@return array()			[files] 			//all files extracted
						[size]				//size of extracted file
						[compressionMethod]	//compressionmethod of file
						[folders]			//all folders extracted
*/
function unzip($file,$destination = NULL)	
{
	if(!is_dir($destination) && $destination!=NULL) // if the destination does not exist and is not NULL, return error
		return "Destination does not exist";
	if(!is_file($file)) // if the file does not exist return error
		return "File does not exist";
	$filetype = mime_content_type($file);
	if ($filetype=="application/zip") {
		
		$zip = zip_open($file); // open zip
		
		// initialize arrays for optional data
		$fileArray = array();
		$folderArray = array();
		$sizeArray = array();
		$compressionMethodArray = array();
		
	    while ($zip_entry = zip_read($zip)) { // read entire zip
			
			// initialize variables
	        $name = zip_entry_name($zip_entry);
	        $size = zip_entry_filesize($zip_entry);
	        $compressed_size = zip_entry_compressedsize($zip_entry);
	        $compressionMethod = zip_entry_compressionmethod($zip_entry);
			
			
	        if (zip_entry_open($zip, $zip_entry, "r")) {
	            $content = zip_entry_read($zip_entry, zip_entry_filesize($zip_entry));
				$lastchar = $name[strlen($name)-1];
				if($lastchar=='/'){ // if $name is a dir, create a dir with permissions 0777
					if(@mkdir($destination.$name, 0777))
						array_push($folderArray,$name);
					else
						return "Unable to create directory"; // an error occurred
				}
				else { // if $name is NOT a dir, create file
					$f = fopen($destination.$name,'w'); // create file
					if(fwrite($f,$content)) { // write content to file
						array_push($fileArray,$name); // push filename to array
						array_push($sizeArray,$size); // push filesize to array
						array_push($compressionMethodArray,$compressionMethod); // push compressionMethod to array
					}
					else {
						return "Unable to write file"; // an error occurred
					}
					fclose($f); // close file
	            	zip_entry_close($zip_entry);
				}
	        }
	    }
		zip_close($zip); // close zip
		
		for($i=0;$i<count($folderArray); $i++){
			chmod($folderArray[$i],0755); // set chmod back to 0755 so it can't be edited by everyone.
		}
		// everything is completed, return the array with optional data
		return array("files" => $fileArray, "folders" => $folderArray, "size" => $sizeArray, "compressionMethod" => $compressionMethodArray);
	}
	else {
		return "Unable to extract file (not a *.zip file)."; // an error occurred
	}
}
?>