- $arg_st = strpos($query, '?');
- if ($arg_st !== false) {
- $base = substr($query, 0, $arg_st);
- $arg_st += 1;
- } else {
- $base = '';
- $arg_st = 0;
- }
-
- $args = explode('&', substr($query, $arg_st));
- foreach ($args as $k => $arg) {
- /// @TODO really compare type-safe here?
- if ($arg === '') {
- unset($args[$k]);
- }
- }
- $args = array_values($args);
-
- if (!$base) {
- $base = $args[0];
- unset($args[0]);
- $args = array_values($args);
- }
-
- return [
- 'base' => $base,
- 'args' => $args,
- ];
-}
-
-/**
- * Returns the complete URL of the current page, e.g.: http(s)://something.com/network
- *
- * Taken from http://webcheatsheet.com/php/get_current_page_url.php
- */
-function curPageURL()
-{
- $pageURL = 'http';
- if (!empty($_SERVER["HTTPS"]) && ($_SERVER["HTTPS"] == "on")) {
- $pageURL .= "s";
- }
-
- $pageURL .= "://";
-
- if ($_SERVER["SERVER_PORT"] != "80" && $_SERVER["SERVER_PORT"] != "443") {
- $pageURL .= $_SERVER["SERVER_NAME"] . ":" . $_SERVER["SERVER_PORT"] . $_SERVER["REQUEST_URI"];
- } else {
- $pageURL .= $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"];
- }
- return $pageURL;
-}
-
-function get_temppath()
-{
- $temppath = Config::get("system", "temppath");
-
- if (($temppath != "") && System::isDirectoryUsable($temppath)) {
- // We have a temp path and it is usable
- return BasePath::getRealPath($temppath);
- }
-
- // We don't have a working preconfigured temp path, so we take the system path.
- $temppath = sys_get_temp_dir();
-
- // Check if it is usable
- if (($temppath != "") && System::isDirectoryUsable($temppath)) {
- // Always store the real path, not the path through symlinks
- $temppath = BasePath::getRealPath($temppath);
-
- // To avoid any interferences with other systems we create our own directory
- $new_temppath = $temppath . "/" . DI::baseUrl()->getHostname();
- if (!is_dir($new_temppath)) {
- /// @TODO There is a mkdir()+chmod() upwards, maybe generalize this (+ configurable) into a function/method?
- mkdir($new_temppath);
- }
-
- if (System::isDirectoryUsable($new_temppath)) {
- // The new path is usable, we are happy
- Config::set("system", "temppath", $new_temppath);
- return $new_temppath;
- } else {
- // We can't create a subdirectory, strange.
- // But the directory seems to work, so we use it but don't store it.
- return $temppath;
- }
- }
-
- // Reaching this point means that the operating system is configured badly.
- return '';
-}
-
-function get_cachefile($file, $writemode = true)
-{
- $cache = get_itemcachepath();
-
- if ((!$cache) || (!is_dir($cache))) {
- return "";
- }
-
- $subfolder = $cache . "/" . substr($file, 0, 2);
-
- $cachepath = $subfolder . "/" . $file;
-
- if ($writemode) {
- if (!is_dir($subfolder)) {
- mkdir($subfolder);
- chmod($subfolder, 0777);
- }
- }
-
- return $cachepath;
-}
-
-function clear_cache($basepath = "", $path = "")
-{
- if ($path == "") {
- $basepath = get_itemcachepath();
- $path = $basepath;
- }
-
- if (($path == "") || (!is_dir($path))) {
- return;
- }
-
- if (substr(realpath($path), 0, strlen($basepath)) != $basepath) {
- return;
- }
-
- $cachetime = (int) Config::get('system', 'itemcache_duration');
- if ($cachetime == 0) {
- $cachetime = 86400;
- }
-
- if (is_writable($path)) {
- if ($dh = opendir($path)) {
- while (($file = readdir($dh)) !== false) {
- $fullpath = $path . "/" . $file;
- if ((filetype($fullpath) == "dir") && ($file != ".") && ($file != "..")) {
- clear_cache($basepath, $fullpath);
- }
- if ((filetype($fullpath) == "file") && (filectime($fullpath) < (time() - $cachetime))) {
- unlink($fullpath);
- }
- }
- closedir($dh);
- }
- }
-}
-
-function get_itemcachepath()
-{
- // Checking, if the cache is deactivated
- $cachetime = (int) Config::get('system', 'itemcache_duration');
- if ($cachetime < 0) {
- return "";
- }
-
- $itemcache = Config::get('system', 'itemcache');
- if (($itemcache != "") && System::isDirectoryUsable($itemcache)) {
- return BasePath::getRealPath($itemcache);
- }
-
- $temppath = get_temppath();
-
- if ($temppath != "") {
- $itemcache = $temppath . "/itemcache";
- if (!file_exists($itemcache) && !is_dir($itemcache)) {
- mkdir($itemcache);
- }
-
- if (System::isDirectoryUsable($itemcache)) {
- Config::set("system", "itemcache", $itemcache);
- return $itemcache;
- }
- }
- return "";
-}
-
-/**
- * @brief Returns the path where spool files are stored
- *
- * @return string Spool path
- */
-function get_spoolpath()
-{
- $spoolpath = Config::get('system', 'spoolpath');
- if (($spoolpath != "") && System::isDirectoryUsable($spoolpath)) {
- // We have a spool path and it is usable
- return $spoolpath;
- }
-
- // We don't have a working preconfigured spool path, so we take the temp path.
- $temppath = get_temppath();
-
- if ($temppath != "") {
- // To avoid any interferences with other systems we create our own directory
- $spoolpath = $temppath . "/spool";
- if (!is_dir($spoolpath)) {
- mkdir($spoolpath);
- }
-
- if (System::isDirectoryUsable($spoolpath)) {
- // The new path is usable, we are happy
- Config::set("system", "spoolpath", $spoolpath);
- return $spoolpath;
- } else {
- // We can't create a subdirectory, strange.
- // But the directory seems to work, so we use it but don't store it.
- return $temppath;
- }
- }
-
- // Reaching this point means that the operating system is configured badly.
- return "";
-}
-
-if (!function_exists('exif_imagetype')) {
- function exif_imagetype($file)
- {
- $size = getimagesize($file);
- return $size[2];
- }
-}
-
-function validate_include(&$file)
-{
- $orig_file = $file;
-
- $file = realpath($file);
-
- if (strpos($file, getcwd()) !== 0) {
- return false;
- }
-
- $file = str_replace(getcwd() . "/", "", $file, $count);
- if ($count != 1) {
- return false;
- }
-
- if ($orig_file !== $file) {
- return false;
- }
-
- $valid = false;
- if (strpos($file, "include/") === 0) {
- $valid = true;
- }
-
- if (strpos($file, "addon/") === 0) {
- $valid = true;
- }
-
- // Simply return flag
- return $valid;