PHP Zip extract files online decompression function code
/ **********************
* @ file - path to zip file * @ destination - destination directory for unzipped files * / function unzip_file ($ file, $ destination) { // create object $ zip = new ZipArchive (); // open archive if ($ zip-> open ($ file)! == TRUE) { die (Could not open archive); } // extract contents to destination directory $ zip-> extractTo ($ destination); // close archive $ zip-> close (); echo Archive extracted to directory; }
/ * creates a compressed zip file * / 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);
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