314 lines
11 KiB
PHP
314 lines
11 KiB
PHP
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<?php
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if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');
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/*********************************************************************************
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* SugarCRM is a customer relationship management program developed by
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* SugarCRM, Inc. Copyright (C) 2004-2010 SugarCRM Inc.
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU Affero General Public License version 3 as published by the
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* Free Software Foundation with the addition of the following permission added
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* to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
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* IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
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* OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Affero General Public License along with
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* this program; if not, see http://www.gnu.org/licenses or write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA.
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*
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* You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
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* SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "Powered by
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* SugarCRM" logo. If the display of the logo is not reasonably feasible for
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* technical reasons, the Appropriate Legal Notices must display the words
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* "Powered by SugarCRM".
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********************************************************************************/
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/*********************************************************************************
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* Description:
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********************************************************************************/
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class UploadFile
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{
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var $field_name;
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var $stored_file_name;
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var $original_file_name;
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var $temp_file_location;
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var $use_soap = false;
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var $file;
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var $file_ext;
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function UploadFile ($field_name) {
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// $field_name is the name of your passed file selector field in your form
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// i.e., for Emails, it is "email_attachmentX" where X is 0-9
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$this->field_name = $field_name;
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// Bug 28408 - Add automatic creation of upload cache directory if it doesn't exist
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if ( !is_dir($GLOBALS['sugar_config']['upload_dir']) )
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create_cache_directory(str_replace($GLOBALS['sugar_config']['cache_dir'],'',$GLOBALS['sugar_config']['upload_dir']));
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}
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function set_for_soap($filename, $file) {
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$this->stored_file_name = $filename;
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$this->use_soap = true;
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$this->file = $file;
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}
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/**
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* wrapper for this::get_file_path()
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* @param string stored_file_name File name in filesystem
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* @param string bean_id note bean ID
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* @return string path with file name
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*/
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function get_url($stored_file_name,$bean_id) {
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global $sugar_config;
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return UploadFile::get_file_path($stored_file_name,$bean_id);
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}
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/**
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* builds a URL path for an anchor tag
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* @param string stored_file_name File name in filesystem
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* @param string bean_id note bean ID
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* @return string path with file name
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*/
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function get_file_path($stored_file_name,$bean_id) {
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global $sugar_config;
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global $locale;
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// if the parameters are empty strings, just return back the upload_dir
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if ( empty($bean_id) && empty($stored_file_name) )
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return $sugar_config['upload_dir'];
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if (file_exists($sugar_config['upload_dir'] . $bean_id . rawurlencode($stored_file_name))){
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if (!rename($sugar_config['upload_dir'] . $bean_id . rawurlencode($stored_file_name),
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$sugar_config['upload_dir'] . $bean_id)){
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$GLOBALS['log']->fatal("unable to rename file in {$sugar_config['upload_dir']}");
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}
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}
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else if (file_exists($sugar_config['upload_dir'] . $bean_id . urlencode($stored_file_name))){
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if (!rename($sugar_config['upload_dir'] . $bean_id . urlencode($stored_file_name),
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$sugar_config['upload_dir'] . $bean_id)){
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$GLOBALS['log']->fatal("unable to rename file in {$sugar_config['upload_dir']}");
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}
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}
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else if (file_exists($sugar_config['upload_dir'] . $bean_id . $stored_file_name)){
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if (!rename($sugar_config['upload_dir'] . $bean_id . $stored_file_name,
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$sugar_config['upload_dir'] . $bean_id)){
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$GLOBALS['log']->fatal("unable to rename file in {$sugar_config['upload_dir']}");
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}
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}
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else if (file_exists($sugar_config['upload_dir'] . $bean_id . $locale->translateCharset( $stored_file_name, 'UTF-8', $locale->getExportCharset() ))){
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if (!rename($sugar_config['upload_dir'] . $bean_id . $locale->translateCharset( $stored_file_name, 'UTF-8', $locale->getExportCharset() ),
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$sugar_config['upload_dir'] . $bean_id)){
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$GLOBALS['log']->fatal("unable to rename file in {$sugar_config['upload_dir']}");
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}
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}
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return $sugar_config['upload_dir'] . $bean_id;
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}
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/**
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* duplicates an already uploaded file in the filesystem.
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* @param string old_id ID of original note
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* @param string new_id ID of new (copied) note
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* @param string filename Filename of file (deprecated)
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*/
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function duplicate_file($old_id, $new_id, $file_name) {
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global $sugar_config;
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// current file system (GUID)
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$source = $sugar_config['upload_dir'] . $old_id;
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if(!file_exists($source)) {
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// old-style file system (GUID.filename.extension)
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$oldStyleSource = $source.$file_name;
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if(file_exists($oldStyleSource)) {
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// change to new style
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if(copy($oldStyleSource, $source)) {
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// delete the old
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if(!unlink($oldStyleSource)) {
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$GLOBALS['log']->warn("upload_file could not unlink [ {$oldStyleSource} ]");
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}
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} else {
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$GLOBALS['log']->warn("upload_file could not copy [ {$oldStyleSource} ] to [ {$source} ]");
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}
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}
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}
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$destination = $sugar_config['upload_dir'] . $new_id;
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if(!copy($source, $destination)) {
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$GLOBALS['log']->warn("upload_file could not copy [ {$source} ] to [ {$destination} ]");
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}
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}
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/**
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* standard PHP file-upload security measures. all variables accessed in a global context
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* @return bool True on success
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*/
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function confirm_upload() {
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global $sugar_config;
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if(!is_uploaded_file($_FILES[$this->field_name]['tmp_name'])) {
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return false;
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} elseif($_FILES[$this->field_name]['size'] > $sugar_config['upload_maxsize']) {
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die("ERROR: uploaded file was too big: max filesize: {$sugar_config['upload_maxsize']}");
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}
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if(!is_writable($sugar_config['upload_dir'])) {
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die("ERROR: cannot write to directory: {$sugar_config['upload_dir']} for uploads");
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}
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$this->mime_type =$this->getMime($_FILES[$this->field_name]);
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$this->stored_file_name = $this->create_stored_filename();
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$this->temp_file_location = $_FILES[$this->field_name]['tmp_name'];
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return true;
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}
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function getMimeSoap($filename){
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if( function_exists( 'ext2mime' ) )
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{
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$mime = ext2mime($filename);
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}
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else
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{
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$mime = ' application/octet-stream';
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}
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return $mime;
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}
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function getMime(&$_FILES_element)
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{
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$filename = $_FILES_element['name'];
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if( $_FILES_element['type'] )
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{
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$mime = $_FILES_element['type'];
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}
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elseif( function_exists( 'mime_content_type' ) )
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{
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$mime = mime_content_type( $_FILES_element['tmp_name'] );
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}
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elseif( function_exists( 'ext2mime' ) )
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{
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$mime = ext2mime( $_FILES_element['name'] );
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}
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else
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{
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$mime = ' application/octet-stream';
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}
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return $mime;
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}
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/**
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* gets note's filename
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* @return string
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*/
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function get_stored_file_name() {
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return $this->stored_file_name;
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}
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/**
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* creates a file's name for preparation for saving
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* @return string
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*/
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function create_stored_filename() {
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global $sugar_config;
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if(!$this->use_soap) {
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$stored_file_name = $_FILES[$this->field_name]['name'];
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$this->original_file_name = $stored_file_name;
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/**
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* cn: bug 8056 - windows filesystems and IIS do not like utf8. we are forced to urlencode() to ensure that
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* the file is linkable from the browser. this will stay broken until we move to a db-storage system
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*/
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if(is_windows()) {
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// create a non UTF-8 name encoding
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// 176 + 36 char guid = windows' maximum filename length
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$end = (strlen($stored_file_name) > 176) ? 176 : strlen($stored_file_name);
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$stored_file_name = substr($stored_file_name, 0, $end);
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$this->original_file_name = $_FILES[$this->field_name]['name'];
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}
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} else {
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$stored_file_name = $this->stored_file_name;
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$this->original_file_name = $stored_file_name;
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}
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$ext_pos = strrpos($stored_file_name, ".");
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if($ext_pos !== false)
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$this->file_ext = substr($stored_file_name, $ext_pos + 1);
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// cn: bug 6347 - fix file extension detection
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foreach($sugar_config['upload_badext'] as $badExt) {
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if(strtolower($this->file_ext) == strtolower($badExt)) {
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$stored_file_name .= ".txt";
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$this->file_ext="txt";
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break; // no need to look for more
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}
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}
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return $stored_file_name;
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}
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/**
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* moves uploaded temp file to permanent save location
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* @param string bean_id ID of parent bean
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* @return bool True on success
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*/
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function final_move($bean_id) {
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global $sugar_config;
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$destination = clean_path($this->get_upload_path($bean_id));
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if($this->use_soap) {
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$fp = sugar_fopen($destination, 'wb');
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if(!fwrite($fp, $this->file)){
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die("ERROR: can't save file to $destination");
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}
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fclose($fp);
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} else {
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if(!move_uploaded_file($_FILES[$this->field_name]['tmp_name'], $destination)) {
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die("ERROR: can't move_uploaded_file to $destination. You should try making the directory writable by the webserver");
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}
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}
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return true;
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}
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/**
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* returns the path with file name to save an uploaded file
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* @param string bean_id ID of the parent bean
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* @return string
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*/
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function get_upload_path($bean_id) {
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global $sugar_config;
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$file_name = $bean_id;
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// cn: bug 8056 - mbcs filename in urlencoding > 212 chars in Windows fails
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$end = (strlen($file_name) > 212) ? 212 : strlen($file_name);
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$ret_file_name = substr($file_name, 0, $end);
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return $sugar_config['upload_dir'].$ret_file_name;
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}
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/**
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* deletes a file
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* @param string bean_id ID of the parent bean
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* @param string file_name File's name
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*/
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function unlink_file($bean_id,$file_name) {
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global $sugar_config;
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return unlink($sugar_config['upload_dir'].$bean_id.$file_name);
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}
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}
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?>
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