mirror of
https://git.code.sf.net/p/seeddms/code
synced 2024-10-04 15:12:30 +00:00
464 lines
15 KiB
PHP
464 lines
15 KiB
PHP
<?php
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// MyDMS. Document Management System
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// Copyright (C) 2002-2005 Markus Westphal
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// Copyright (C) 2006-2008 Malcolm Cowe
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// Copyright (C) 2010 Matteo Lucarelli
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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/* deprecated! use SeedDMS_Core_File::format_filesize() instead */
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function formatted_size($size_bytes) { /* {{{ */
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if ($size_bytes>1000000000) return number_format($size_bytes/1000000000,1,".","")." GBytes";
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else if ($size_bytes>1000000) return number_format($size_bytes/1000000,1,".","")." MBytes";
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else if ($size_bytes>1000) return number_format($size_bytes/1000,1,".","")." KBytes";
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return number_format($size_bytes,0,"","")." Bytes";
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} /* }}} */
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function getReadableDate($timestamp) {
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return date("d/m/Y", $timestamp);
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}
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function getLongReadableDate($timestamp) {
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return date("d/m/Y H:i", $timestamp);
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}
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function getReadableDuration($secs) {
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$s = "";
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foreach ( getReadableDurationArray($secs) as $k => $v ) {
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if ( $v ) $s .= $v." ".($v==1? substr($k,0,-1) : $k).", ";
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}
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return substr($s, 0, -2);
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}
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function getReadableDurationArray($secs) {
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$units = array(
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getMLText("weeks") => 7*24*3600,
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getMLText("days") => 24*3600,
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getMLText("hours") => 3600,
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getMLText("minutes") => 60,
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getMLText("seconds") => 1,
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);
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foreach ( $units as &$unit ) {
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$quot = intval($secs / $unit);
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$secs -= $quot * $unit;
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$unit = $quot;
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}
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return $units;
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}
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/**
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* Compare two version
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*
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* This functions compares two version in the format x.x.x
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*
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* @param string $ver1
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* @param string $ver2
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* @return int -1 if $ver1 < $ver2, 0 if $ver1 == $ver2, 1 if $ver1 > $ver2
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*/
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function cmpVersion($ver1, $ver2) {
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$tmp1 = explode('.', $ver1);
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$tmp2 = explode('.', $ver2);
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if(intval($tmp1[0]) < intval($tmp2[0])) {
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return -1;
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} elseif(intval($tmp1[0]) > intval($tmp2[0])) {
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return 1;
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} else {
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if(intval($tmp1[1]) < intval($tmp2[1])) {
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return -1;
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} elseif(intval($tmp1[1]) > intval($tmp2[1])) {
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return 1;
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} else {
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if(intval($tmp1[2]) < intval($tmp2[2])) {
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return -1;
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} elseif(intval($tmp1[2]) > intval($tmp2[2])) {
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return 1;
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} else {
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return 0;
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}
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}
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}
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}
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//
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// The original string sanitizer, kept for reference.
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//function sanitizeString($string) {
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// $string = str_replace("'", "'", $string);
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// $string = str_replace("--", "", $string);
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// $string = str_replace("<", "<", $string);
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// $string = str_replace(">", ">", $string);
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// $string = str_replace("/*", "", $string);
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// $string = str_replace("*/", "", $string);
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// $string = str_replace("\"", """, $string);
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//
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// return $string;
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//}
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/* Deprecated, do not use anymore */
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function sanitizeString($string) { /* {{{ */
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$string = (string) $string;
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if (get_magic_quotes_gpc()) {
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$string = stripslashes($string);
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}
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// The following three are against sql injection. They are not
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// needed anymore because strings are quoted propperly when saved into
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// the database.
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// $string = str_replace("\\", "\\\\", $string);
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// $string = str_replace("--", "\-\-", $string);
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// $string = str_replace(";", "\;", $string);
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// Use HTML entities to represent the other characters that have special
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// meaning in SQL. These can be easily converted back to ASCII / UTF-8
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// with a decode function if need be.
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$string = str_replace("&", "&", $string);
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$string = str_replace("%", "%", $string); // percent
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$string = str_replace("\"", """, $string); // double quote
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$string = str_replace("/*", "/*", $string); // start of comment
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$string = str_replace("*/", "*/", $string); // end of comment
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$string = str_replace("<", "<", $string);
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$string = str_replace(">", ">", $string);
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$string = str_replace("=", "=", $string);
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$string = str_replace(")", ")", $string);
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$string = str_replace("(", "(", $string);
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$string = str_replace("'", "'", $string);
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$string = str_replace("+", "+", $string);
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return trim($string);
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} /* }}} */
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/* Deprecated, do not use anymore, but keep it for upgrading
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* older versions
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*/
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function mydmsDecodeString($string) { /* {{{ */
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$string = (string)$string;
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$string = str_replace("&", "&", $string);
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$string = str_replace("%", "%", $string); // percent
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$string = str_replace(""", "\"", $string); // double quote
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$string = str_replace("/*", "/*", $string); // start of comment
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$string = str_replace("*/", "*/", $string); // end of comment
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$string = str_replace("<", "<", $string);
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$string = str_replace(">", ">", $string);
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$string = str_replace("=", "=", $string);
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$string = str_replace(")", ")", $string);
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$string = str_replace("(", "(", $string);
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$string = str_replace("'", "'", $string);
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$string = str_replace("+", "+", $string);
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return $string;
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} /* }}} */
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function createVersionigFile($document) { /* {{{ */
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global $settings, $dms;
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// if directory has been removed recreate it
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if (!file_exists($dms->contentDir . $document->getDir()))
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if (!SeedDMS_Core_File::makeDir($dms->contentDir . $document->getDir())) return false;
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$handle = fopen($dms->contentDir . $document->getDir() .$settings-> _versioningFileName , "wb");
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if (is_bool($handle)&&!$handle) return false;
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$tmp = $document->getName()." (ID ".$document->getID()."\n\n";
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fwrite($handle, $tmp);
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$owner = $document->getOwner();
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$tmp = getMLText("owner")." = ".$owner->getFullName()." <".$owner->getEmail().">\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("creation_date")." = ".getLongReadableDate($document->getDate())."\n";
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fwrite($handle, $tmp);
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$latestContent = $document->getLatestContent();
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$tmp = "\n### ".getMLText("current_version")." ###\n\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("version")." = ".$latestContent->getVersion()."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("file")." = ".$latestContent->getOriginalFileName()." (".$latestContent->getMimeType().")\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("comment")." = ". $latestContent->getComment()."\n";
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fwrite($handle, $tmp);
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$status = $latestContent->getStatus();
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$tmp = getMLText("status")." = ".getOverallStatusText($status["status"])."\n";
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fwrite($handle, $tmp);
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$reviewStatus = $latestContent->getReviewStatus();
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$tmp = "\n### ".getMLText("reviewers")." ###\n";
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fwrite($handle, $tmp);
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foreach ($reviewStatus as $r) {
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switch ($r["type"]) {
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case 0: // Reviewer is an individual.
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$required = $dms->getUser($r["required"]);
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if (!is_object($required)) $reqName = getMLText("unknown_user")." = ".$r["required"];
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else $reqName = getMLText("user")." = ".$required->getFullName();
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break;
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case 1: // Reviewer is a group.
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$required = $dms->getGroup($r["required"]);
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if (!is_object($required)) $reqName = getMLText("unknown_group")." = ".$r["required"];
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else $reqName = getMLText("group")." = ".$required->getName();
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break;
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}
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$tmp = "\n".$reqName."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("status")." = ".getReviewStatusText($r["status"])."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("comment")." = ". $r["comment"]."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("last_update")." = ".$r["date"]."\n";
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fwrite($handle, $tmp);
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}
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$approvalStatus = $latestContent->getApprovalStatus();
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$tmp = "\n### ".getMLText("approvers")." ###\n";
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fwrite($handle, $tmp);
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foreach ($approvalStatus as $r) {
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switch ($r["type"]) {
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case 0: // Reviewer is an individual.
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$required = $dms->getUser($r["required"]);
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if (!is_object($required)) $reqName = getMLText("unknown_user")." = ".$r["required"];
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else $reqName = getMLText("user")." = ".$required->getFullName();
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break;
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case 1: // Reviewer is a group.
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$required = $dms->getGroup($r["required"]);
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if (!is_object($required)) $reqName = getMLText("unknown_group")." = ".$r["required"];
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else $reqName = getMLText("group")." = ".$required->getName();
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break;
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}
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$tmp = "\n".$reqName."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("status")." = ".getApprovalStatusText($r["status"])."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("comment")." = ". $r["comment"]."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("last_update")." = ".$r["date"]."\n";
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fwrite($handle, $tmp);
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}
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$versions = $document->getContent();
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$tmp = "\n### ".getMLText("previous_versions")." ###\n";
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fwrite($handle, $tmp);
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for ($i = count($versions)-2; $i >= 0; $i--){
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$version = $versions[$i];
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$status = $version->getStatus();
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$tmp = "\n".getMLText("version")." = ".$version->getVersion()."\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("file")." = ".$version->getOriginalFileName()." (".$version->getMimeType().")\n";
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fwrite($handle, $tmp);
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$tmp = getMLText("comment")." = ". $version->getComment()."\n";
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fwrite($handle, $tmp);
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$status = $latestContent->getStatus();
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$tmp = getMLText("status")." = ".getOverallStatusText($status["status"])."\n";
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fwrite($handle, $tmp);
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}
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fclose($handle);
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return true;
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} /* }}} */
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// funcion by shalless at rubix dot net dot au (php.net)
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function dskspace($dir) { /* {{{ */
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$s = stat($dir);
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$space = $s["blocks"]*512;
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if (is_dir($dir)) {
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$dh = opendir($dir);
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while (($file = readdir($dh)) !== false)
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if ($file != "." and $file != "..")
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$space += dskspace($dir."/".$file);
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closedir($dh);
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}
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return $space;
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} /* }}} */
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function add_log_line($msg="") { /* {{{ */
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global $logger, $user;
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if(!$logger) return;
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if($user)
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$logger->log($user->getLogin()." (".$_SERVER['REMOTE_ADDR'].") ".basename($_SERVER["REQUEST_URI"], ".php").$msg);
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else
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$logger->log("-- (".$_SERVER['REMOTE_ADDR'].") ".basename($_SERVER["REQUEST_URI"], ".php").$msg);
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} /* }}} */
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function _add_log_line($msg="") { /* {{{ */
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global $settings,$user;
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if ($settings->_logFileEnable!=TRUE) return;
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if ($settings->_logFileRotation=="h") $logname=date("YmdH", time());
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else if ($settings->_logFileRotation=="d") $logname=date("Ymd", time());
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else $logname=date("Ym", time());
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if($h = fopen($settings->_contentDir.$logname.".log", "a")) {
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fwrite($h,date("Y/m/d H:i", time())." ".$user->getLogin()." (".$_SERVER['REMOTE_ADDR'].") ".basename($_SERVER["REQUEST_URI"], ".php").$msg."\n");
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fclose($h);
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}
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} /* }}} */
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function getFolderPathHTML($folder, $tagAll=false, $document=null) { /* {{{ */
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$path = $folder->getPath();
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$txtpath = "";
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for ($i = 0; $i < count($path); $i++) {
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if ($i +1 < count($path)) {
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$txtpath .= "<a href=\"../out/out.ViewFolder.php?folderid=".$path[$i]->getID()."&showtree=".showtree()."\">".
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htmlspecialchars($path[$i]->getName())."</a> / ";
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}
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else {
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$txtpath .= ($tagAll ? "<a href=\"../out/out.ViewFolder.php?folderid=".$path[$i]->getID()."&showtree=".showtree()."\">".
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htmlspecialchars($path[$i]->getName())."</a>" : htmlspecialchars($path[$i]->getName()));
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}
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}
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if($document)
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$txtpath .= " / <a href=\"../out/out.ViewDocument.php?documentid=".$document->getId()."\">".htmlspecialchars($document->getName())."</a>";
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return $txtpath;
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} /* }}} */
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function showtree() { /* {{{ */
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global $settings;
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if (isset($_GET["showtree"])) return intval($_GET["showtree"]);
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else if ($settings->_enableFolderTree==0) return 0;
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return 1;
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} /* }}} */
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/**
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* Create a unique key which is used for form validation to prevent
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* CSRF attacks. The key is added to a any form that has to be secured
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* as a hidden field. Once the form is submitted the key is compared
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* to the current key in the session and the request is only executed
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* if both are equal. The key is derived from the session id, a configurable
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* encryption key and form identifierer.
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*
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* @param string $formid individual form identifier
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* @return string session key
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*/
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function createFormKey($formid='') { /* {{{ */
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global $settings, $session;
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if($id = $session->getId()) {
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return md5($id.$settings->_encryptionKey.$formid);
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} else {
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return false;
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}
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} /* }}} */
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/**
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* Create a hidden field with the name 'formtoken' and set its value
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* to the key returned by createFormKey()
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*
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* @param string $formid individual form identifier
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* @return string input field for html formular
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*/
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function createHiddenFieldWithKey($formid='') { /* {{{ */
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return '<input type="hidden" name="formtoken" value="'.createFormKey($formid).'" />';
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} /* }}} */
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/**
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* Check if the form key in the POST or GET request variable 'formtoken'
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* has the value of key returned by createFormKey(). Request to modify
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* data in the DMS should always use POST because it is harder to run
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* CSRF attacks using POST than GET.
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*
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* @param string $formid individual form identifier
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* @param string $method defines if the form data is pass via GET or
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* POST (default)
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* @return boolean true if key matches otherwise false
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*/
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function checkFormKey($formid='', $method='POST') { /* {{{ */
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switch($method) {
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case 'GET':
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if(isset($_GET['formtoken']) && $_GET['formtoken'] == createFormKey($formid))
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return true;
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break;
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default:
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if(isset($_POST['formtoken']) && $_POST['formtoken'] == createFormKey($formid))
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return true;
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}
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return false;
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} /* }}} */
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/**
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* Check disk usage of currently logged in user
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*
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* @return boolean/integer true if no quota is set, number of bytes until
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* quota is reached. Negative values indicate a disk usage above quota.
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*/
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function checkQuota() { /* {{{ */
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global $settings, $dms, $user;
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$quota = 0;
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$uquota = $user->getQuota();
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if($uquota > 0)
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$quota = $uquota;
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elseif($settings->_quota > 0)
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$quota = $settings->_quota;
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if($quota == 0)
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return true;
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return ($quota - $user->getUsedDiskSpace());
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} /* }}} */
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function encryptData($key, $value){
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$text = $value;
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$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
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$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
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$crypttext = mcrypt_encrypt(MCRYPT_RIJNDAEL_256, $key, $text, MCRYPT_MODE_ECB, $iv);
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return $crypttext;
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}
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function decryptData($key, $value){
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$crypttext = $value;
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$iv_size = mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_ECB);
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$iv = mcrypt_create_iv($iv_size, MCRYPT_RAND);
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$decrypttext = mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $key, $crypttext, MCRYPT_MODE_ECB, $iv);
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return trim($decrypttext);
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}
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?>
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