classes/class.ilFileDataImportMail.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
        |                                                                             |
        | 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 2              |
        | 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, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/


require_once("./classes/class.ilFileDataImport.php");
                                
class ilFileDataImportMail extends ilFileDataImport
{
        var $mail_path;

        var $files;
        var $xml_file;
        

        function ilFileDataImportMail()
        {
                define('MAIL_IMPORT_PATH','mail');
                parent::ilFileDataImport();
                $this->mail_path = parent::getPath()."/".MAIL_IMPORT_PATH;

                // IF DIRECTORY ISN'T CREATED CREATE IT
                // CALL STTIC TO AVOID OVERWRITE PROBLEMS
                ilFileDataImportMail::_initDirectory();
                $this->__readFiles();
        }

        function getFiles()
        {
                return $this->files ? $this->files : array();
        }

        function getXMLFile()
        {
                return $this->xml_file;
        }

        function storeUploadedFile($a_http_post_file)
        {
                // TODO: 
                // CHECK UPLOAD LIMIT
                // 

                if(isset($a_http_post_file) && $a_http_post_file['size'])
                {
                        // DELETE OLD FILES
                        $this->unlinkLast();

                        // CHECK IF FILE WITH SAME NAME EXISTS
                        ilUtil::moveUploadedFile($a_http_post_file['tmp_name'], $a_http_post_file['name'],
                                $this->getPath().'/'.$a_http_post_file['name']);
                        //move_uploaded_file($a_http_post_file['tmp_name'],$this->getPath().'/'.$a_http_post_file['name']);

                        // UPDATE FILES LIST
                        $this->__readFiles();
                        return true;
                }
                else
                {
                        return false;
                }
        }
        function findXMLFile($a_dir = '')
        {
                $a_dir = $a_dir ? $a_dir : $this->getPath();

                $this->__readFiles($a_dir);

                foreach($this->getFiles() as $file_data)
                {
                        if(is_dir($file_data["abs_path"]))
                        {
                                $this->findXMLFile($file_data["abs_path"]);
                        }
                        if(($tmp = explode(".",$file_data["name"])) !== false)
                        {
                                if($tmp[count($tmp) - 1] == "xml")
                                {
                                        return $this->xml_file = $file_data["abs_path"];
                                }
                        }
                }
                return $this->xml_file;
        }

        function unzip()
        {
                foreach($this->getFiles() as $file_data)
                {
                        ilUtil::unzip($file_data["abs_path"]);
                        
                        return true;
                }
                return false;
        }

        function getPath()
        {
                return $this->mail_path;
        }

        function unlinkLast()
        {
                foreach($this->getFiles() as $file_data)
                {
                        if(is_dir($file_data["abs_path"]))
                        {
                                ilUtil::delDir($file_data["abs_path"]);
                        }
                        else
                        {
                                unlink($file_data["abs_path"]);
                        }
                }
                return true;
        }
        // PRIVATE METHODS
        function __readFiles($a_dir = '')
        {
                $a_dir = $a_dir ? $a_dir : $this->getPath();

                $this->files = array();
                $dp = opendir($a_dir);

                while($file = readdir($dp))
                {
                        if($file == "." or $file == "..")
                        {
                                continue;
                        }
                        $this->files[] = array(
                                'name'                  => $file,
                                'abs_path'              => $a_dir."/".$file,
                                'size'                  => filesize($a_dir."/".$file),
                                'ctime'                 => ilFormat::formatDate(date('Y-m-d H:i:s',filectime($a_dir.'/'.$file))));
                }
                closedir($dp);

                return true;
        }

        function __checkReadWrite()
        {
                if(is_writable($this->mail_path) && is_readable($this->mail_path))
                {
                        return true;
                }
                else
                {
                        $this->ilias->raiseError("Mail import directory is not readable/writable by webserver",$this->ilias->error_obj->FATAL);
                }
        }
        function _initDirectory()
        {
                if(!@file_exists($this->mail_path))
                {
                        ilUtil::makeDir($this->mail_path);
                }
                return true;
        }
}