remove hard dependency on ext/posix

[pharext/pharext] / src / pharext / Tempname.php

diff --git a/src/pharext/Tempname.php b/src/pharext/Tempname.php
index d46250f7472b379e44ea17f98355af06d2f83eab..31160235ddc4ad7afb72cec19749aa171f02386e 100644 (file)
--- a/src/pharext/Tempname.php
+++ b/src/pharext/Tempname.php
@@ -19,13 +19,23 @@ class Tempname
         * @param string $suffix e.g. file extension
         */
        public function __construct($prefix, $suffix = null) {
-               $temp = sys_get_temp_dir() . "/pharext-" . posix_getlogin();
+               $temp = sys_get_temp_dir() . "/pharext-" . $this->getUser();
                if (!is_dir($temp) && !mkdir($temp, 0700, true)) {
                        throw new Exception;
                }
                $this->name = $temp ."/". uniqid($prefix) . $suffix;
        }
 
+       private function getUser() {
+               if (extension_loaded("posix") && function_exists("posix_getpwuid")) {
+                       return posix_getpwuid(posix_getuid())["name"];
+               }
+               return trim(`whoami 2>/dev/null`)
+                       ?: trim(`id -nu 2>/dev/null`)
+                       ?: getenv("USER")
+                       ?: get_current_user();
+       }
+
        /**
         * @return string
         */