* Check for mount point in fstab in every method.

* Changed return values in volmount method.

deviceHelper.py

@@ -1,14 +1,20 @@
-#!/usr/bin/python
-# -*- coding: utf-8 -*-
+# This Python file uses the following encoding: utf-8
 """
 device (cd, dvd) helper
 """
 
 import string
 import os
+import popen2
 
-def volname(dev):
+from config import Config
+
+c = Config()
+
+def volname(mntp):
     """read volume name from cd/dvd"""
+    dev = mountpoint_to_dev(mntp)
+    if dev != None:
         try:
             a = open(dev,"rb")
             a.seek(32808)
@@ -17,12 +23,47 @@ def volname(dev):
         except:
             return None
         return b
+    return None
     
-def volmount(dev):
+def volmount(mntp):
     """mount device, return True/False"""
-    stout,stin,sterr = popen3("mount %s" % dev)
-    error = sterr.readline()
-    stout.close()
-    stin.close()
-    sterr.close()
-    return len(error) == 0
+    dev = mountpoint_to_dev(mntp)
+    if dev != None:
+        _in,_out,_err = popen2.popen3("mount %s" % dev)
+        inf = _err.readlines()
+        for i in inf:
+            i.strip()
+        if check_mount(dev):
+            return 'ok'
+        else:
+            return i.strip()
+    return "Mount point does'nt exist in fstab"
+    
+def check_mount(dev):
+    """Refresh the entries from fstab or mount."""
+    mounts = os.popen('mount')
+    for line in mounts.readlines():
+        parts = line.split()
+        device, txt1, mount_point, txt2, filesystem, options = parts
+        if device == dev:
+            return True
+    return False
+
+def mountpoint_to_dev(mntp):
+    """guess mountpoint from fstab"""
+    fstab = open("/etc/fstab")
+    for line in fstab.readlines():
+        a = line.split()
+        try:
+            if a[1] == mntp and a[0][0] != '#':
+                fstab.close()
+                return a[0]
+        except:
+            pass
+    fstab.close()
+    return None
+    
+def eject_cd():
+    if len(c.confd['eject']) > 0:
+        os.popen("%s %s" %(c.confd['eject'],c.confd['cd']))
+