public function create($execution, $format, $hrefs)
{
$this->dirs = array();
$this->files = array();
$this->sc401 = false;
$this->add_hrefs($hrefs);
if ($this->sc401) {
return 401;
} else {
if (count($this->dirs) === 0 && count($this->files) === 0) {
return 404;
}
}
$target = H5ai::normalize_path(sys_get_temp_dir(), true) . "h5ai-selection-" . microtime(true) . rand() . "." . $format;
try {
if ($execution === "shell") {
if ($format === "tar") {
$cmd = Archive::$TAR_CMD;
} else {
if ($format === "zip") {
$cmd = Archive::$ZIP_CMD;
} else {
return null;
}
}
$cmd = str_replace("[ROOTDIR]", "\"" . $this->h5ai->getRootAbsPath() . "\"", $cmd);
$cmd = str_replace("[TARGET]", "\"" . $target . "\"", $cmd);
$cmd = str_replace("[DIRS]", count($this->dirs) ? "\"" . implode("\" \"", array_values($this->dirs)) . "\"" : "", $cmd);
$cmd = str_replace("[FILES]", count($this->files) ? "\"" . implode("\" \"", array_values($this->files)) . "\"" : "", $cmd);
`{$cmd}`;
} else {
if ($execution === "php") {
$archive = new PharData($target);
foreach ($this->dirs as $archivedDir) {
$archive->addEmptyDir($archivedDir);
}
foreach ($this->files as $realFile => $archivedFile) {
$archive->add_file($realFile, $archivedFile);
// very, very slow :/
}
}
}
} catch (Exeption $err) {
return 500;
}
return @filesize($target) ? $target : null;
}