* Rename module to apropriate name.

src/utils/device_helper.py

@@ -0,0 +1,112 @@
+# This Python file uses the following encoding: utf-8
+#
+#  Author: Roman 'gryf' Dobosz  gryf@elysium.pl
+#
+#  Copyright (C) 2007 by Roman 'gryf' Dobosz
+#
+#  This file is part of pyGTKtalog.
+#
+#  This program is free software; you can redistribute it and/or modify
+#  it under the terms of the GNU General Public License as published by
+#  the Free Software Foundation; either version 2 of the License, or
+#  (at your option) any later version.
+#
+#  This program is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#  GNU General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with this program; if not, write to the Free Software
+#  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+#  -------------------------------------------------------------------------
+"""
+device (cd, dvd) helper
+"""
+
+import os
+
+
+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)
+            b = a.read(32).strip()
+            a.close()
+        except:
+            return None
+        return b
+    return None
+
+
+def volmount(mntp):
+    """mount device, return 'ok' or error message"""
+    _in,_out,_err = os.popen3("mount %s" % mntp)
+    inf = _err.readlines()
+    if len(inf) > 0:
+        for i in inf:
+            i.strip()
+        return i
+    else:
+        return 'ok'
+
+
+def volumount(mntp):
+    """mount device, return 'ok' or error message"""
+    _in,_out,_err = os.popen3("umount %s" % mntp)
+    inf = _err.readlines()
+    if len(inf) > 0:
+        for error in inf:
+            error.strip()
+
+        if error.strip()[:7] == 'umount:':
+            return error.strip()
+    return 'ok'
+
+
+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(eject_app, cd):
+    """mount device, return 'ok' or error message"""
+    if len(eject_app) > 0:
+        _in,_out,_err = os.popen3("%s %s" % (eject_app, cd))
+        inf = _err.readlines()
+        error = ''
+
+        for error in inf:
+            error.strip()
+
+        if error !='':
+            return error
+
+        return 'ok'
+    return "Eject program not specified"
+