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893天前/* PHP文件 Zip 压缩 */ |
function create_zip($files = array(),$destination = '',$overwrite = false) { |
//if the zip file already exists and overwrite is false, return false |
if(file_exists($destination) && !$overwrite) { return false; } |
//vars |
$valid_files = array(); |
//if files were passed in... |
if(is_array($files)) { |
//cycle through each file |
foreach($files as $file) { |
//make sure the file exists |
if(file_exists($file)) { |
$valid_files[] = $file; |
} |
} |
} |
//if we have good files... |
if(count($valid_files)) { |
//create the archive |
$zip = new ZipArchive(); |
if($zip->open($destination,$overwrite ? ZIPARCHIVE::OVERWRITE : ZIPARCHIVE::CREATE) !== true) { |
return false; |
} |
//add the files |
foreach($valid_files as $file) { |
$zip->addFile($file,$file); |
} |
//debug |
//echo 'The zip archive contains ',$zip->numFiles,' files with a status of ',$zip->status; |
|
//close the zip -- done! |
$zip->close(); |
|
//check to make sure the file exists |
return file_exists($destination); |
} |
else |
{ |
return false; |
} |
} |
/***** Example Usage ***/ |
$files=array('file1.jpg', 'file2.jpg', 'file3.gif'); |
create_zip($files, 'myzipfile.zip', true); |
