PDF rausgenommen

msd2/myoos/includes/lib/adodb/session/adodb-compress-bzip2.php

@@ -0,0 +1,118 @@
+<?php
+
+/*
+@version   v5.20.14  06-Jan-2019
+@copyright (c) 2000-2013 John Lim (jlim#natsoft.com). All rights reserved.
+@copyright (c) 2014      Damien Regad, Mark Newnham and the ADOdb community
+         Contributed by Ross Smith (adodb@netebb.com).
+  Released under both BSD license and Lesser GPL library license.
+  Whenever there is any discrepancy between the two licenses,
+  the BSD license will take precedence.
+	  Set tabs to 4 for best viewing.
+
+*/
+
+if (!function_exists('bzcompress')) {
+	trigger_error('bzip2 functions are not available', E_USER_ERROR);
+	return 0;
+}
+
+/*
+*/
+class ADODB_Compress_Bzip2 {
+	/**
+	 */
+	var $_block_size = null;
+
+	/**
+	 */
+	var $_work_level = null;
+
+	/**
+	 */
+	var $_min_length = 1;
+
+	/**
+	 */
+	function getBlockSize() {
+		return $this->_block_size;
+	}
+
+	/**
+	 */
+	function setBlockSize($block_size) {
+		assert('$block_size >= 1');
+		assert('$block_size <= 9');
+		$this->_block_size = (int) $block_size;
+	}
+
+	/**
+	 */
+	function getWorkLevel() {
+		return $this->_work_level;
+	}
+
+	/**
+	 */
+	function setWorkLevel($work_level) {
+		assert('$work_level >= 0');
+		assert('$work_level <= 250');
+		$this->_work_level = (int) $work_level;
+	}
+
+	/**
+	 */
+	function getMinLength() {
+		return $this->_min_length;
+	}
+
+	/**
+	 */
+	function setMinLength($min_length) {
+		assert('$min_length >= 0');
+		$this->_min_length = (int) $min_length;
+	}
+
+	/**
+	 */
+	function __construct($block_size = null, $work_level = null, $min_length = null) {
+		if (!is_null($block_size)) {
+			$this->setBlockSize($block_size);
+		}
+
+		if (!is_null($work_level)) {
+			$this->setWorkLevel($work_level);
+		}
+
+		if (!is_null($min_length)) {
+			$this->setMinLength($min_length);
+		}
+	}
+
+	/**
+	 */
+	function write($data, $key) {
+		if (strlen($data) < $this->_min_length) {
+			return $data;
+		}
+
+		if (!is_null($this->_block_size)) {
+			if (!is_null($this->_work_level)) {
+				return bzcompress($data, $this->_block_size, $this->_work_level);
+			} else {
+				return bzcompress($data, $this->_block_size);
+			}
+		}
+
+		return bzcompress($data);
+	}
+
+	/**
+	 */
+	function read($data, $key) {
+		return $data ? bzdecompress($data) : $data;
+	}
+
+}
+
+return 1;