Added zip.php - file to zip an entire folder

Author: samuelecarpene

zip.php

@@ -0,0 +1,64 @@
+<?php
+
+// increase script timeout value
+ini_set('max_execution_time', 5000);
+
+$folder = dirname(__FILE__ );
+
+function show($str){
+   echo $str . "<br/>\n";
+   flush();
+   ob_flush();
+}
+show($folder);
+
+$date = getdate();
+$splitNum = 0;
+
+$archive = $folder."/temporary/backup_" . $date[0];
+$currentArchive = $archive . "_" . $splitNum . ".zip";
+
+$zip = new ZipArchive();
+if ($zip->open($currentArchive, ZIPARCHIVE::CREATE) !== TRUE) {
+    die ("Could not open archive");
+}
+
+$numFiles = 0;
+$iterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator("./"));
+foreach ($iterator as $key=>$value){
+   $numFiles += 1;
+}
+show( "Will backup $numFiles to $archive.zip" );
+
+$iterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator("./"));
+$numFiles = 0;
+$counter = 0;
+$maxFilePerArchive = 500;
+foreach ($iterator as $key=>$value){
+   $counter += 1;
+   if ($counter >= $maxFilePerArchive) {
+      $currentArchive = $archive . "_" . $splitNum++ . ".zip";
+      show( "Too many files: splitting archive, new archive is $currentArchive" ); 
+      $zip->close();
+      $zip = new ZipArchive();
+      if ($zip->open($currentArchive, ZIPARCHIVE::CREATE) !== TRUE) {
+          die ("Could not open archive");
+      }
+      $counter = 0;
+   }
+   //$i = $maxFilePerArchive*$splitNum + $counter; 
+   if (! preg_match('/temporary\/backup_' . $date[0] . '/', $key)){
+      $zip->addFile(realpath($key), $key) or die ("ERROR: Could not add file: $key");
+      $numFiles += 1;
+      if ($numFiles % 300 == 0) {
+         show( "$numFiles" );
+      }
+   } else {
+      show( "Not backuping this file -> $key" );
+   }
+}
+// close and save archive
+$zip->close();
+show( "Archive created successfully with $numFiles files." );
+
+?>