function purgeFiles($temp_dir, $purge_time_limit, $file_type, $debug_ajax = 0)
{
//$now_time = mktime();
$now_time = time();
if (@is_dir($temp_dir)) {
if ($dp = @opendir($temp_dir)) {
while (($file_name = readdir($dp)) !== false) {
if ($file_name !== '.' && $file_name !== '..' && strcmp(getFileExtension($file_name), $file_type) == 0) {
if ($file_time = @filectime($temp_dir . $file_name)) {
if ($now_time - $file_time > $purge_time_limit) {
@unlink($temp_dir . $file_name);
}
}
}
}
closedir($dp);
} else {
if ($debug_ajax) {
showDebugMessage('Failed to open temp_dir ' . $temp_dir);
}
showAlertMessage("<span class='ubrError'>ERROR</span>: Failed to open temp_dir", 1);
}
} else {
if ($debug_ajax) {
showDebugMessage('Failed to find temp_dir ' . $temp_dir);
}
showAlertMessage("<span class='ubrError'>ERROR</span>: Failed to find temp_dir", 1);
}
}
} elseif ($error_num == 2 || $error_num == 3) {
$formatted_error_msg = "<span class='ubrError'>ERROR</span>: " . $error_msg;
}
showAlertMessage($formatted_error_msg, 1);
} else {
// Keep trying to read the hook file until timeout
if ($_INI['cgi_upload_hook']) {
for ($i = 0; $i < $_INI['hook_timeout_limit']; $i++) {
if ($hook_data = readUbrFile($hook_file, $_INI['debug_ajax'])) {
$found_hook_file = true;
break;
}
clearstatcache();
sleep(1);
}
}
// Failed to find the hook file in the alloted time
if ($_INI['cgi_upload_hook'] && !$found_hook_file) {
if ($_INI['debug_ajax']) {
showDebugMessage("Failed to find hook file {$hook_file}");
}
showAlertMessage("<span class='ubrError'>ERROR</span>: Failed to find hook file", 1);
}
if ($_INI['debug_ajax']) {
showDebugMessage("Found flength file {$flength_file}");
if ($_INI['cgi_upload_hook']) {
showDebugMessage("Found hook file {$hook_file}");
}
}
startProgressBar($UPLOAD_ID, $total_upload_size, $start_time);
}
clearstatcache();
}
if(!$found_flength_file){
if($DEBUG_AJAX){ showDebugMessage("Failed to find flength file $flength_file"); }
showAlertMessage("<font color='red'>ERROR</font>: Failed to find <a href='http://uber-uploader.sourceforge.net/?section=flength' target='_new'>flength file</a>", 1);
}
elseif(strstr($total_upload_size, "ERROR")){
if($DEBUG_AJAX){ showDebugMessage("Error in flength file $flength_file"); }
deleteTempUploadDir($TEMP_DIR, $UPLOAD_ID);
stopUpload();
showAlertMessage($total_upload_size, 1);
}
else{
if($DEBUG_AJAX){ showDebugMessage("Found flength file $flength_file"); }
startProgressBar($UPLOAD_ID, $total_upload_size, $start_time);
}
//////////////////////////////////////////////////////////FUNCTIONS //////////////////////////////////////////////////////////////////
// Remove the temp directory based on upload id
function deleteTempUploadDir($temp_dir, $upload_id){
$temp_upload_dir = $temp_dir . $upload_id . '.dir';
if($handle = @opendir($temp_upload_dir)){
while(false !== ($file_name = readdir($handle))){
if($file_name != "." && $file_name != ".."){ @unlink($temp_upload_dir . '/' . $file_name); }
}
closedir($handle);
}
if (!createDir($_CONFIG['log_dir'])) {
if ($_INI['debug_ajax']) {
showDebugMessage('Failed to create log_dir ' . $_CONFIG['log_dir']);
}
showAlertMessage("<span class='ubrError'>ERROR</span>: Failed to create log_dir", 1);
}
}
// Purge old .link files
if ($_INI['purge_link_files']) {
purgeFiles($TEMP_DIR, $_INI['purge_link_limit'], 'link', $_INI['debug_ajax']);
}
// Purge old .redirect files
if ($_INI['purge_redirect_files']) {
purgeFiles($TEMP_DIR, $_INI['purge_redirect_limit'], 'redirect', $_INI['debug_ajax']);
}
// Show debug message
if ($_INI['debug_ajax']) {
showDebugMessage("Upload ID = {$UPLOAD_ID}");
}
// Write link file
if (writeLinkFile($_CONFIG, $DATA_DELIMITER)) {
if ($_INI['debug_ajax']) {
showDebugMessage('Created link file ' . $PATH_TO_LINK_FILE);
}
startUpload($UPLOAD_ID, $_INI['debug_upload'], $_INI['debug_ajax']);
} else {
if ($_INI['debug_ajax']) {
showDebugMessage('Failed to create link file ' . $PATH_TO_LINK_FILE);
}
showAlertMessage("<span class='ubrError'>ERROR</span>: Failed to create link file: {$UPLOAD_ID}.link", 1);
}
if($PURGE_LINK_FILES){ purge_ubr_files($TEMP_DIR, $PURGE_LINK_LIMIT, '.link'); }
// Purge old redirect files
if($PURGE_REDIRECT_FILES){ purge_ubr_files($TEMP_DIR, $PURGE_REDIRECT_LIMIT, '.redirect'); }
// Generate upload id
$UPLOAD_ID = generateUploadID();
// Show debug message
if($DEBUG_AJAX){ showDebugMessage("Upload ID = $UPLOAD_ID"); }
// Write link file
if(write_link_file($TEMP_DIR, $UPLOAD_ID, $DEBUG_UPLOAD, $DELETE_LINK_FILE, $PURGE_TEMP_DIRS, $PURGE_TEMP_DIRS_LIMIT, $_CONFIG)){
if($DEBUG_AJAX){
$path_to_link_file = $TEMP_DIR . $UPLOAD_ID . ".link";
showDebugMessage("Created link file $path_to_link_file");
}
startUpload($UPLOAD_ID, $DEBUG_UPLOAD);
}
else{ showAlertMessage("<font color='red'>ERROR</font>: Failed to open link file: $UPLOAD_ID.link", 1); }
//////////////////////////////////////////////////////////FUNCTIONS //////////////////////////////////////////////////////////////////
// Create a directory
function create_dir($dir){
if(is_dir($dir)){ return true; }
else{
umask(0);
if(@mkdir($dir, 0777)){ return true; }
else{ return false; }
}
if ($file_name !== '.' && $file_name !== '..' && $file_name !== $flength_file) {
$total_bytes_read += sprintf("%u", @filesize($temp_upload_dir . '/' . $file_name));
$files_uploaded++;
}
}
@closedir($handle);
if ($files_uploaded > 0) {
$files_uploaded -= 1;
}
} else {
$upload_active = 0;
}
}
}
if ($upload_active && $total_bytes_read < $_GET['total_upload_size']) {
$lapsed_time = time() - $_GET['start_time'];
if ($_INI['debug_ajax']) {
if ($_INI['cgi_upload_hook']) {
showDebugMessage("Set progress: bytes uploaded=" . $total_bytes_read . " files uploaded=" . $files_uploaded . " current file=" . $current_filename . " bytes read=" . $bytes_read . " lapsed time=" . $lapsed_time);
} else {
showDebugMessage("Set progress: bytes uploaded=" . $total_bytes_read . " files uploaded=" . $files_uploaded . " lapsed time=" . $lapsed_time);
}
}
setProgressStatus($total_bytes_read, $files_uploaded, $current_filename, $bytes_read, $lapsed_time);
getProgressStatus($_INI['get_progress_speed']);
} else {
stopDataLoop();
if ($_INI['debug_ajax']) {
showDebugMessage("<span class='ubrWarning'>WARNING</span>: No active upload detected {$path_to_flength_file}");
}
}
if($DEBUG_AJAX){ showDebugMessage("Set progress: bytes uploaded=" . $read_status->bytes_uploaded . " lapsed time=" . $lapsed_time . " uploaded files=" . $read_status->uploaded_files); }
setProgressStatus($read_status->bytes_uploaded, $lapsed_time, $read_status->uploaded_files);
getProgressStatus($GET_PROGRESS_SPEED);
}
else{
stopDataLoop();
hideProgressBar();
if($DEBUG_AJAX){
if(!$read_status->active && $read_status->is_dir_error && !$embedded_upload_results){
showDebugMessage("<font color='green'>WARNING</font>: Cannot find upload temp directory<br>");
}
elseif(!$read_status->active && $read_status->open_dir_error && !$embedded_upload_results){
showDebugMessage("<font color='green'>WARNING</font>: Cannot open upload temp directory<br>");
}
}
}
//////////////////////////////////////////////////////////FUNCTIONS //////////////////////////////////////////////////////////////////
//Class to store read info
class ReadStatus{
var $is_dir_error = 0;
var $open_dir_error = 0;
var $active = 0;
var $uploaded_files = 0;
var $bytes_uploaded = 0;
}