Subversion Repositories Sites.tela-botanica.org

<?php
# ***** BEGIN LICENSE BLOCK *****
# This file is part of DotClear.
# Copyright (c) 2004 Olivier Meunier and contributors. All rights
# reserved.
#
# DotClear 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 2 of the License, or
# (at your option) any later version.
# 
# DotClear 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 DotClear; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# ***** END LICENSE BLOCK *****

class files
{
        function scandir($d,$order=0)
        {
                $res = array();
                if (($dh = @opendir($d)) !== false)
                {
                        while (($f = readdir($dh)) !== false) {
                                $res[] = $f;
                        }
                        closedir($dh);
                        
                        sort($res);
                        if ($order == 1) {
                                rsort($res);
                        }
                        
                        return $res;
                }
                else
                {
                        return false;
                }
        }
        
        function isDeletable($f)
        {
                if (is_file($f)) {
                        return is_writable(dirname($f));
                } elseif (is_dir($f)) {
                        return (is_writable(dirname($f)) && count(files::scandir($f)) <= 2);
                }
        }
        
        # Suppression récursive d'un répertoire (rm -rf)
        function deltree($dir)
        {
                $current_dir = opendir($dir);
                while($entryname = readdir($current_dir))
                {
                        if (is_dir($dir.'/'.$entryname) and ($entryname != '.' and $entryname!='..'))
                        {
                                if (!files::deltree($dir.'/'.$entryname)) {
                                        return false;
                                }
                        }
                        elseif ($entryname != '.' and $entryname!='..')
                        {
                                if (!@unlink($dir.'/'.$entryname)) {
                                        return false;
                                }
                        }
                }
                closedir($current_dir);
                return @rmdir($dir);
        }
        
        function touch($f)
        {
                if (is_writable($f)) {
                        $c = implode('',file($f));
                        if ($fp = @fopen($f,'w')) {
                                fwrite($fp,$c,strlen($c));
                                fclose($fp);
                        }                       
                }
        }
        
        function secureFile($f)
        {
                if (is_file($f))
                {
                        @chmod($f,0600);
                        if (is_readable($f)) {
                                return true;
                        } else {
                                @chmod($f,0660);
                                if (is_readable($f)) {
                                        return true;
                                } else {
                                        @chmod($f,0666);
                                }
                        }
                }
        }
        
        function makeDir($f)
        {
                if (@mkdir($f,fileperms(dirname($f))) === false) {
                        return false;
                }
                
                @chmod($f,fileperms(dirname($f)));
        }
        
        function putContent($f, $f_content)
        {
                if (is_writable($f))
                {
                        if ($fp = @fopen($f, 'w'))
                        {
                                fwrite($fp,$f_content,strlen($f_content));
                                fclose($fp);
                                return true;
                        }
                }
                
                return false;
        }
        
        function size($size)
        {
                $kb = 1024;
                $mb = 1024 * $kb;
                $gb = 1024 * $mb;
                $tb = 1024 * $gb;
                
                if($size < $kb) {
                        return $size." B";
                }
                else if($size < $mb) {
                        return round($size/$kb,2)." KB";
                }
                else if($size < $gb) {
                        return round($size/$mb,2)." MB";
                }
                else if($size < $tb) {
                        return round($size/$gb,2)." GB";
                }
                else {
                        return round($size/$tb,2)." TB";
                }
        }
        
        # Copier d'un fichier binaire distant
        function copyRemote($src,$dest)
        {
                if (($fp1 = @fopen($src,'r')) === false)
                {
                        return __('An error occured while downloading the file.');
                }
                else
                {
                        if (($fp2 = @fopen($dest,'w')) === false)
                        {
                                fclose($fp1);
                                return __('An error occured while writing the file.');
                        }
                        else
                        {
                                while (($buffer = fgetc($fp1)) !== false) {
                                        fwrite($fp2,$buffer);
                                }
                                fclose($fp1);
                                fclose($fp2);
                                return true;
                        }
                }
        }
        
        
        # Fonctions de création de packages
        #
        function getDirList($dirName)
        {
                static $filelist = array();
                static $dirlist = array(); 
                
                $exclude_list=array('.','..','.svn');
                
                if (empty($res)) {
                        $res = array();
                }
                
                $dirName = preg_replace('|/$|','',$dirName);
                
                if (!is_dir($dirName)) {
                        return false;
                }
                
                $dirlist[] = $dirName;
                
                $d = dir($dirName);
                while($entry = $d->read())
                {
                        if (!in_array($entry,$exclude_list))
                        {
                                if (is_dir($dirName.'/'.$entry))
                                {
                                        if ($entry != 'CVS')
                                        {
                                                files::getDirList($dirName.'/'.$entry);
                                        }
                                }
                                else
                                {
                                        $filelist[] = $dirName.'/'.$entry;
                                }
                        }
                }
                $d->close();
                
                return array('dirs'=>$dirlist, 'files'=>$filelist);
        }
        
        function makePackage($name,$dir,$remove_path='',$gzip=true)
        {
                if ($gzip && !function_exists('gzcompress')) {
                        return false;
                }
                
                if (($filelist = files::getDirList($dir)) === false) {
                        return false;
                }
                
                $res = array ('name' => $name, 'dirs' => array(), 'files' => array());
                
                foreach ($filelist['dirs'] as $v) {
                        $res['dirs'][] = preg_replace('/^'.preg_quote($remove_path,'/').'/','',$v);
                }
                
                foreach ($filelist['files'] as $v) {
                        $f_content = base64_encode(file_get_contents($v));
                        $v = preg_replace('/^'.preg_quote($remove_path,'/').'/','',$v);
                        $res['files'][$v] = $f_content;
                }
                
                $res = serialize($res);
                
                if ($gzip) {
                        $res = gzencode($res);
                }
                
                return $res;
        }
}


class path
{
        function real($p,$strict=true)
        {
                $os = (DIRECTORY_SEPARATOR == '\\') ? 'win' : 'nix';
                
                # Chemin absolu ou non ?
                if ($os == 'win') {
                        $_abs = preg_match('/^\w+:/',$p);
                } else {
                        $_abs = substr($p,0,1) == '/';
                }
                
                # Transformation du chemin, forme std
                if ($os == 'win') {
                        $p = str_replace('\\','/',$p);
                }
                
                # Ajout de la racine du fichier appelant si 
                if (!$_abs) {
                        $p = dirname($_SERVER['SCRIPT_FILENAME']).'/'.$p;
                }
                
                # Nettoyage
                $p = preg_replace('|/+|','/',$p);
                
                if (strlen($p) > 1) {
                        $p = preg_replace('|/$|','',$p);
                }
                
                $_start = '';
                if ($os == 'win') {
                        list($_start,$p) = explode(':',$p);
                        $_start .= ':/';
                } else {
                        $_start = '/';
                }
                $p = substr($p,1);
                
                # Parcours
                $P = explode('/',$p);
                $res = array();
                
                for ($i=0;$i<count($P);$i++)
                {
                        if ($P[$i] == '.') {
                                continue;
                        }
                        
                        if ($P[$i] == '..') {
                                if (count($res) > 0) {
                                        array_pop($res);
                                }
                        } else {
                                array_push($res,$P[$i]);
                        }
                }
                
                $p = $_start.implode('/',$res);
                
                if ($strict && !@file_exists($p)) {
                        return false;
                }
                
                return $p;
        }
}
?>