1 files changed, 78 insertions, 0 deletions
diff --git a/boca-1.5.2/src/fzip.php b/boca-1.5.2/src/fzip.php
new file mode 100644
index 0000000..2a66722
--- /dev/null
+++ b/boca-1.5.2/src/fzip.php
@@ -0,0 +1,78 @@
+<?php
+////////////////////////////////////////////////////////////////////////////////
+//BOCA Online Contest Administrator
+//    Copyright (C) 2003-2012 by BOCA Development Team (bocasystem@gmail.com)
+//
+//    This program is free software: you can redistribute it and/or modify
+//    it under the terms of the GNU General Public License as published by
+//    the Free Software Foundation, either version 3 of the License, or
+//    (at your option) any later version.
+//
+//    This program is distributed in the hope that it will be useful,
+//    but WITHOUT ANY WARRANTY; without even the implied warranty of
+//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//    GNU General Public License for more details.
+//    You should have received a copy of the GNU General Public License
+//    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+////////////////////////////////////////////////////////////////////////////////
+//Last updated 21/jul/2012 by cassio@ime.usp.br
+require_once('hex.php');
+
+function create_zip($folder,$files,$destination,$msg=false,$zip=null) {
+	if(!function_exists('zip_open')) {
+		MSGError("Zip file error -- zip not installed (" . getFunctionName() .")");
+		LogError("Zip file error -- zip not installed (" . getFunctionName() .")");
+	}
+	$ds = DIRECTORY_SEPARATOR;
+	if($ds=="") $ds = "/";
+	$dest=null;
+	if($zip == null) {
+		$zip = new ZipArchive();
+		if($zip->open($destination,ZIPARCHIVE::CREATE | ZIPARCHIVE::OVERWRITE) !== true) {
+			return -1;
+		}
+		$dest=$destination;
+		$destination='.';
+	}
+	foreach($files as $file) {
+		if($msg)
+			echo "Packing file " . $file . "\n";
+		if(($pos = strrpos($file,$ds))!==false)
+			$file = substr($file,$pos+1);
+		if (is_dir($folder . $ds . $file) === true) {
+			$zip->addEmptyDir($file);
+			create_zip($folder . $ds . $file,
+					   glob($folder . $ds . $file . $ds . '*'),$file,$msg,$zip);
+		}
+		else if (is_file($folder . $ds . $file) === true) {
+			$zip->addFile($folder . $ds . $file, $destination . $ds . $file);
+		}
+    }
+	if($dest != null) {
+		$zip->close();
+		if(file_exists($dest)) return 1; else return 0;
+	} else return 1;
+}
+
+function unzipstr($str,$txt='') {
+	$str = gzuncompress($str);
+	$pos = strrpos($str,"#");
+	$test2 = substr($str,$pos+1);
+	$str = substr($str,0,$pos);
+	$test1 = myshorthash($str);
+	if($test1 != $test2) {
+		if($txt=='')
+			MSGError("Decompression error (" . getFunctionName() .")");
+		LogError("Decompression error (" . getFunctionName() .",$txt)");
+		return "";
+	}
+	return $str;
+}
+function zipstr($str) {
+	if(!function_exists('gzcompress')) {
+		MSGError("Compression error -- zlib not installed (" . getFunctionName() .")");
+		LogError("Compression error -- zlib not installed (" . getFunctionName() .")");
+	}
+	return gzcompress($str . '#' . myshorthash($str));
+}
+?>