libpurple/sound-theme-loader.c

   1 /*
   2  * SoundThemeLoader for libpurple
   3  *
   4  * Pidgin is the legal property of its developers, whose names are too numerous
   5  * to list here.  Please refer to the COPYRIGHT file distributed with this
   6  * source distribution.
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
  21  */
  22
  23 #include "internal.h"
  24 #include "sound-theme-loader.h"
  25 #include "sound-theme.h"
  26 #include "util.h"
  27 #include "xmlnode.h"
  28 #include "debug.h"
  29
  30 /**
  31  * PurpleSoundThemeLoader:
  32  *
  33  * A purple sound theme loader. extends PurpleThemeLoader (theme-loader.h)
  34  * This is a class designed to build sound themes
  35  */
  36 struct _PurpleSoundThemeLoader
  37 {
  38         PurpleThemeLoader parent;
  39 };
  40
  41 /*****************************************************************************
  42  * Sound Theme Builder
  43  *****************************************************************************/
  44
  45 static PurpleTheme *
  46 purple_sound_loader_build(const gchar *theme_dir)
  47 {
  48         PurpleXmlNode *root_node = NULL, *sub_node;
  49         gchar *dir, *filename_full, *data = NULL;
  50         PurpleSoundTheme *theme = NULL;
  51         const gchar *name;
  52
  53         /* Find the theme file */
  54         g_return_val_if_fail(theme_dir != NULL, NULL);
  55         dir = g_build_filename(theme_dir, "purple", "sound", NULL);
  56         filename_full = g_build_filename(dir, "theme.xml", NULL);
  57
  58         if (g_file_test(filename_full, G_FILE_TEST_IS_REGULAR))
  59                 root_node = purple_xmlnode_from_file(dir, "theme.xml", "sound themes", "sound-theme-loader");
  60
  61         g_free(filename_full);
  62         if (root_node == NULL) {
  63                 g_free(dir);
  64                 return NULL;
  65         }
  66
  67         name = purple_xmlnode_get_attrib(root_node, "name");
  68
  69         if (name && purple_strequal(purple_xmlnode_get_attrib(root_node, "type"), "sound")) {
  70                 /* Parse the tree */
  71                 sub_node = purple_xmlnode_get_child(root_node, "description");
  72                 data = purple_xmlnode_get_data(sub_node);
  73
  74                 if (purple_xmlnode_get_attrib(root_node, "name") != NULL) {
  75                         theme = g_object_new(PURPLE_TYPE_SOUND_THEME,
  76                                         "type", "sound",
  77                                         "name", name,
  78                                         "author", purple_xmlnode_get_attrib(root_node, "author"),
  79                                         "image", purple_xmlnode_get_attrib(root_node, "image"),
  80                                         "directory", dir,
  81                                         "description", data, NULL);
  82
  83                         sub_node = purple_xmlnode_get_child(root_node, "event");
  84
  85                         while (sub_node) {
  86                                 purple_sound_theme_set_file(theme,
  87                                                 purple_xmlnode_get_attrib(sub_node, "name"),
  88                                                 purple_xmlnode_get_attrib(sub_node, "file"));
  89                                 sub_node = purple_xmlnode_get_next_twin(sub_node);
  90                         }
  91                 }
  92         } else purple_debug_warning("sound-theme-loader", "Missing attribute or problem with the root element\n");
  93
  94         purple_xmlnode_free(root_node);
  95         g_free(data);
  96         g_free(dir);
  97         return PURPLE_THEME(theme);
  98 }
  99
 100 /******************************************************************************
 101  * GObject Stuff
 102  *****************************************************************************/
 103
 104 static void
 105 purple_sound_theme_loader_class_init(PurpleSoundThemeLoaderClass *klass)
 106 {
 107         PurpleThemeLoaderClass *loader_klass = PURPLE_THEME_LOADER_CLASS(klass);
 108
 109         loader_klass->purple_theme_loader_build = purple_sound_loader_build;
 110 }
 111
 112 GType
 113 purple_sound_theme_loader_get_type(void)
 114 {
 115         static GType type = 0;
 116         if (type == 0) {
 117                 static const GTypeInfo info = {
 118                         sizeof(PurpleSoundThemeLoaderClass),
 119                         NULL, /* base_init */
 120                         NULL, /* base_finalize */
 121                         (GClassInitFunc)purple_sound_theme_loader_class_init, /* class_init */
 122                         NULL, /* class_finalize */
 123                         NULL, /* class_data */
 124                         sizeof(PurpleSoundThemeLoader),
 125                         0, /* n_preallocs */
 126                         NULL, /* instance_init */
 127                         NULL, /* value table */
 128                 };
 129                 type = g_type_register_static(PURPLE_TYPE_THEME_LOADER,
 130                                 "PurpleSoundThemeLoader", &info, 0);
 131         }
 132         return type;
 133 }