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<?php
/*
Copyright (c) 2001 - 2006 Ampache.org
All Rights Reserved
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.
*/
/*!
@function check_upload_extension
@discussion checks the extension against the allow list
*/
function check_upload_extension($name='file') {
$filename = $_FILES[$name]['name'];
$path_parts = pathinfo($filename);
$extension = $path_parts['extension'];
$allowed_extensions = "/" . conf('catalog_file_pattern') . "/";
if (preg_match($allowed_extensions,$extension)) {
return true;
}
debug_event('upload',"Error: Invalid Extension $extension",'2');
return false;
} // check_upload_extension
/*!
@function check_upload_size
@discussion checks the filesize of the upload
*/
function check_upload_size($name='file') {
static $total_size;
$size = $_FILES[$name]['size'];
$total_size = $total_size + $size;
if ($size > conf('max_upload_size')) {
debug_event('upload',"Error: Upload to large, $size",'2');
return false;
}
if ($total_size > conf('max_upload_size')) {
debug_event('upload',"Error: Total Upload to large, $total_size",'2');
return false;
}
return true;
} // check_upload_size
/*!
@function check_upload_directory
@discussion this functions checks to make sure that you can actually write to the upload directory
*/
function check_upload_directory($directory) {
/* We need to make sure we can write to said dir */
if (@is_writable($directory)) {
return true;
}
return false;
} // check_upload_directory
/*!
@function find_upload_catalog
@dicussion all upload directories must be contained within another catalog, this checks
to make sure that is true. returns id of catalog found or false
*/
function find_upload_catalog($directory) {
$sql = "SELECT id, path FROM catalog";
$db_results = mysql_query($sql, dbh());
while( $results = mysql_fetch_assoc($db_results)) {
$catalog_path = str_replace("\\","/",$results['path']);
$directory = str_replace("\\","/",$directory);
if (strncmp($directory,$catalog_path,strlen($catalog_path)) == '0') {
return $results['id'];
}
} // end while loop through catalog records
return false;
} // find_upload_catalog
/*!
@function upload_file
@discussion this uploads a file to ampache
*/
function upload_file($file,$target_directory) {
/* Build target file names */
$full_filename = $target_directory . "/" . $_FILES[$file]['name'];
/* Check to make sure the file doesn't exist already */
if (file_exists($full_filename)) {
$GLOBALS['error']->add_error($file,"Error: $full_filename already exists");
return false;
}
/* Attempt to move the file */
if (!$upload_code = @move_uploaded_file($_FILES[$file]['tmp_name'],$full_filename)) {
$GLOBALS['error']->add_error($file,"Error: Unable to move $full_filename");
return false;
}
return $full_filename;
} // upload_file
/*!
@function insert_quarantine_record
@discussion this inserts the record that a file has been added
*/
function insert_quarantine_record($username,$action,$filename) {
/* First make sure this file isn't listed already */
$sql = "SELECT id FROM " . tbl_name('upload') . " WHERE file='" . sql_escape($filename) . "'";
$db_results = mysql_query($sql, dbh());
/* If no rows, insert using ugly sql statement */
if (!mysql_num_rows($db_results)) {
$sql = "INSERT INTO " . tbl_name('upload') . " (`user`,`file`,`action`,`addition_time`)" .
" VALUES ('$username','" . sql_escape($filename) . "','$action','" . time() . "')";
$db_results = mysql_query($sql, dbh());
}
else {
$sql = "UPDATE " . tbl_name('upload') . " SET action='$action' WHERE file='" . sql_escape($filename) . "'";
$db_results = mysql_query($sql, dbh());
}
} // insert_quarantine_record
/*!
@function update_quarantine_record
@discusison this updates an existing quarantine record
*/
function update_quarantine_record($id, $new_action) {
$sql = "UPDATE " . tbl_name('upload') . " SET action='$new_action' WHERE id='" . sql_escape($id) . "'";
$db_results = mysql_query($sql, dbh());
return true;
} // update_quarantine_record
/*!
@function get_uploads
@discussion gets uploads and returns an array of em
*/
function get_uploads() {
$sql = "SELECT * FROM " . tbl_name('upload');
$db_results = mysql_query($sql, dbh());
$results = array();
while ($r = mysql_fetch_assoc($db_results)) {
/* Create the vainfo object and get info */
$vainfo = new vainfo($r['file']);
$vainfo->get_info();
$data = $vainfo->tags;
$key = get_tag_type($vainfo->tags);
/* Fill Empty info from filename/path */
$data = clean_tag_info($vainfo->tags,$key,$r['file']);
$data['id'] = $r['id'];
$data['user'] = $r['user'];
$data['action'] = $r['action'];
$data['addition_time'] = $r['addition_time'];
$results[] = $data;
} // end while
return $results;
} // get_uploads
/*!
@function show_upload
@discussion This shows the upload templates
*/
function show_upload() {
require_once( "templates/show_upload.inc" );
echo( "\n<br /><br />\n" );
require_once( "templates/show_uploads.inc" );
} // show_upload
/*!
@function report_file_error
@discussion use with $_FILES and move_uploaded_file
if move_uploaded_file returns false (error), pass
$file['error'] here for interpretation
*/
function report_file_error( $error_code ) {
$codes = array(
0 => _( "The file uploaded successfully" ),
1 => _( "The uploaded file exceeds the upload_max_filesize directive in php.ini" ),
2 => _( "The uploaded file exceeds the MAX_FILE_SIZE directive that was specified in the HTML form" ),
3 => _( "The uploaded file was only partially uploaded" ),
4 => _( "No file was uploaded" ),
6 => _( "Missing a temporary folder" )
);
return $codes[$error_code];
} // report_file_error
/**
* show_upload_status_style
* Pure fluf, it shows Grey for 'unknown' Green for Add and Red for delete
*/
function show_upload_status_style($action) {
switch ($action) {
case 'add':
return 'width:10px;background:green;';
break;
case 'delete':
return 'width:10px;background:red;';
break;
default:
return 'width:10px;';
break;
} // end switch
} // show_upload_status_style
?>
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