function check_restrictions($dir, $show_root, &$myFiles, $fix_utf8, $status)
{
global $enable_dir_create_detection;
// this is a check if the dir exists - this is a configuration error!
if (file_exists($dir)) {
$status .= "&dir_exists=true";
} else {
$status .= "&dir_exists=false";
// no other checks are made because the directory is not available!
return $status;
}
// now we check if we can delete the current folder - root folder cannot be deleted!
$status .= is_tfu_deletable($dir) && $show_root ? "&dir_delete=true" : "&dir_delete=false";
// new we check if we can create folders - we have to check safemode too!
set_error_handler("on_error_no_output");
$sm_prob = has_safemode_problem_global() && runsNotAsCgi();
if (is_writeable($dir)) {
if ($enable_dir_create_detection) {
// the detection of the safemode does not work on all systems - therefore it can be disabled.
$status .= $sm_prob ? "&dir_create=subdir" : "&dir_create=true";
} else {
$status .= "&dir_create=true";
}
} else {
$status .= $sm_prob ? "&dir_create=safemode" : "&dir_create=false";
}
set_error_handler("on_error");
$nrFiles = count($myFiles);
// now we check if can delete files - we only check the 1st file!
if ($nrFiles > 0) {
$delfile = fix_decoding($myFiles[0], $fix_utf8);
// we have to remove the ** before checking
$delfile = substr($delfile, 0, strpos($delfile, "**"));
$status .= is_tfu_deletable($dir . "/" . $delfile) ? "&file_delete=true" : "&file_delete=false";
}
return $status;
}
$no_cgi = runsNotAsCgi();
if (function_exists("posix_getpwuid") && function_exists("posix_getpwuid")) {
$userid = posix_geteuid();
$userinfo = posix_getpwuid($userid);
$def_user = array("apache", "nobody", "www");
if (in_array($userinfo["name"], $def_user)) {
$no_cgi = true;
}
}
if (ini_get('safe_mode') == 1 && $no_cgi && !$isWindows) {
return true;
}
return false;
}
// set a umask that makes the files deletable again!
if (has_safemode_problem_global() || runsNotAsCgi()) {
umask(00);
// otherwise you cannot delete files anymore with ftp if you are no the owner!
} else {
umask(022);
// Added to make created files/dirs group writable
}
function gd_version()
{
static $gd_version_number = null;
if ($gd_version_number === null) {
if (function_exists("gd_info")) {
$info = gd_info();
$module_info = $info["GD Version"];
if (preg_match("/[^\\d\n\r]*?([\\d\\.]+)/i", $module_info, $matches)) {
$gd_version_number = $matches[1];
usort($myFiles, "cmp_dec");
}
reset($myFiles);
usort($myDirs, "cmp_dir_dec");
if ($show_root) {
array_unshift($myDirs, "..");
}
// now we check if we can delete the current folder - root folder cannot be deleted!
if (is_tfu_deletable($dir) && $show_root) {
$status .= "&dir_delete=true";
} else {
$status .= "&dir_delete=false";
}
// new we check if we can create folders - we have to check safemode too!
set_error_handler("on_error_no_output");
$sm_prob = has_safemode_problem_global() && runsNotAsCgi();
if (is_writeable($dir)) {
if ($sm_prob) {
$status .= "&dir_create=subdir";
} else {
$status .= "&dir_create=true";
}
} else {
if ($sm_prob) {
$status .= "&dir_create=safemode";
} else {
$status .= "&dir_create=false";
}
}
set_error_handler("on_error");
$nrFiles = count($myFiles);
