Add sw_get_rule() to extract smart playlist rules from GList*, and hopefully improve the guint8,16,32,64 handling

git-svn-id: https://gtkpod.svn.sf.net/svnroot/gtkpod/libgpod/trunk@1249 f01d2545-417e-4e96-918e-98f8d0dbbcb6

3 files changed, 113 insertions, 13 deletions

diff --git a/bindings/python/examples/Makefile.am b/bindings/python/examples/Makefile.am
index 7130527..5e6100f 100644
--- a/bindings/python/examples/Makefile.am
+++ b/bindings/python/examples/Makefile.am
@@ -1,3 +1,4 @@
 EXTRA_DIST = coverart_fetch.py toy_around.py \
              tag_genre_from_audioscrobber.py add_song.py \
-             playwith_ipod_api.py create_mp3_tags_from_itdb.py
+             playwith_ipod_api.py create_mp3_tags_from_itdb.py \
+             play_with_smart_playlists.py
diff --git a/bindings/python/examples/play_with_smart_playlists.py b/bindings/python/examples/play_with_smart_playlists.py
new file mode 100755
index 0000000..3c23ef1
--- /dev/null
+++ b/bindings/python/examples/play_with_smart_playlists.py
@@ -0,0 +1,55 @@
+#!/usr/bin/python
+
+##  Copyright (C) 2006 Nick Piper <nick-gtkpod at nickpiper co uk>
+##  Part of the gtkpod project.
+ 
+##  URL: http://www.gtkpod.org/
+##  URL: http://gtkpod.sourceforge.net/
+
+##  The code contained in this file is free software; you can redistribute
+##  it and/or modify it under the terms of the GNU Lesser General Public
+##  License as published by the Free Software Foundation; either version
+##  2.1 of the License, or (at your option) any later version.
+
+##  This file 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
+##  Lesser General Public License for more details.
+
+##  You should have received a copy of the GNU Lesser General Public
+##  License along with this code; if not, write to the Free Software
+##  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+
+import gpod
+import time
+from optparse import OptionParser
+
+parser = OptionParser()
+parser.add_option("-m", "--mountpoint", dest="mountpoint",
+                  default="/mnt/ipod",
+                  help="use iPod at MOUNTPOINT", metavar="MOUNTPOINT")
+(options, args) = parser.parse_args()
+
+
+itdb = gpod.itdb_parse(options.mountpoint, None)
+if not itdb:
+    print "Failed to read iPod at %s" % options.mountpoint
+    sys.exit(2)
+itdb.mountpoint = options.mountpoint
+
+for playlist in gpod.sw_get_playlists(itdb):
+  if playlist.is_spl:
+      n = gpod.sw_get_list_len(playlist.splrules.rules)
+      splrules = [gpod.sw_get_rule(playlist.splrules.rules,i) for i in xrange(n)]
+      print "Playlist: %s" % playlist.name
+      for i in xrange(gpod.sw_get_list_len(playlist.splrules.rules)):
+          rule = gpod.sw_get_rule(playlist.splrules.rules, i)
+          print "|  field: %4d          action: %4d    |"  % (rule.field,rule.action)
+          print "|  string: %25s    |"                     % rule.string
+          print "|  fromvalue: %4d    fromdate: %4d    |"  % (rule.fromvalue,rule.fromdate)
+          print "|  fromunits: %4d                      |" % rule.fromunits
+      print "Contains:"
+      for track in gpod.sw_get_playlist_tracks(playlist):
+          print track.title, track.artist, time.strftime("%c",
+                                                         time.localtime(track.time_added - 2082844800))
diff --git a/bindings/python/gpod.i b/bindings/python/gpod.i
index 7103ecf..c6f0bbf 100644
--- a/bindings/python/gpod.i
+++ b/bindings/python/gpod.i
@@ -59,6 +59,16 @@ PyObject* sw_get_track(GList *list, gint index) {
   return SWIG_NewPointerObj((void*)(position->data), SWIGTYPE_p__Itdb_Track, 0);
  }
 
+PyObject* sw_get_rule(GList *list, gint index) {
+  GList *position;
+  if ( (index >= g_list_length(list)) || index < 0 ) {
+   PyErr_SetString(PyExc_IndexError, "Value out of range");
+   return NULL;
+  }
+  position = g_list_nth(list, index);
+  return SWIG_NewPointerObj((void*)(position->data), SWIGTYPE_p__SPLRule, 0);
+ }
+
 PyObject* sw_get_list_len(GList *list) {
    return PyInt_FromLong(g_list_length(list));
  }
@@ -92,9 +102,11 @@ PyObject* sw_get_playlists(Itdb_iTunesDB *itdb) {
 typedef char gchar;
 
 %typemap(in) guint8 {
-   long ival;
-   ival = PyInt_AsLong($input);
-   if (( ival > 255 ) || ( ival < 0 )) {
+   unsigned long ival;
+   ival = PyInt_AsUnsignedLongMask($input);
+   if (PyErr_Occurred())
+        SWIG_fail;
+   if (ival > 255) {
       PyErr_SetString(PyExc_ValueError, "$symname: Value must be between 0 and 255");
       SWIG_fail;
    } else {
@@ -102,36 +114,68 @@ typedef char gchar;
    }
 }
 
+%typemap(in) guint16 {
+   unsigned long ival;
+   ival = PyInt_AsUnsignedLongMask($input);
+   if (PyErr_Occurred())
+        SWIG_fail;
+   if (ival > 65535) {
+      PyErr_SetString(PyExc_ValueError, "$symname: Value must be between 0 and 65535");
+      SWIG_fail;
+   } else {
+      $1 = (guint16) ival;
+   }
+}
+
+%typemap(in) guint32 {
+   unsigned long ival;
+   ival = PyInt_AsUnsignedLongMask($input);
+   if (PyErr_Occurred())
+        SWIG_fail;
+   $1 = (guint32) ival;
+}
+
+%typemap(in) guint64 {
+   unsigned long ival;
+   ival = PyInt_AsUnsignedLongLongMask($input);
+   if (PyErr_Occurred())
+        SWIG_fail;
+   $1 = (guint64) ival;
+}
+
 %typemap(out) guint64 {
-   $result = PyLong_FromLong($1);
+   $result = PyLong_FromUnsignedLongLong($1);
+}
+
+%typemap(out) gint64 {
+   $result = PyLong_FromLongLong($1);
 }
 
 %typemap(out) guint32 {
-   $result = PyInt_FromLong($1);
+   $result = PyLong_FromUnsignedLong($1);
 }
 
-%typemap(out) guint16 {
-   $result = PyInt_FromLong($1);
+%typemap(out) gint32 {
+   $result = PyLong_FromLong($1);
 }
 
+%typemap(out) guint16 {
+   $result = PyLong_FromUnsignedLong($1);
+}
 
 %typemap(out) guint8 {
    $result = PyInt_FromLong($1);
 }
 
 typedef int gboolean;
-typedef long gint64;
-typedef int gint32;
-typedef int gint16;
 typedef int gint;
 
-typedef unsigned int guint32;
-
 #define G_BEGIN_DECLS
 #define G_END_DECLS
 
 PyObject* sw_get_tracks(Itdb_iTunesDB *itdb);
 PyObject* sw_get_track(GList *list, gint index);
+PyObject* sw_get_rule(GList *list, gint index);
 PyObject* sw_get_list_len(GList *list);
 PyObject* sw_get_playlists(Itdb_iTunesDB *itdb);
 PyObject* sw_get_playlist_tracks(Itdb_Playlist *pl);