/*
- * Copyright (C) 2009 Andy Spencer <spenceal@rose-hulman.edu>
- *
+ * Copyright (C) 2009-2010 Andy Spencer <andy753421@gmail.com>
+ *
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
return type;
}
-void gis_plugin_expose(GisPlugin *self)
+const gchar *gis_plugin_get_name(GisPlugin *plugin)
{
- g_return_if_fail(GIS_IS_PLUGIN(self));
- GIS_PLUGIN_GET_INTERFACE(self)->expose(self);
+ if (!GIS_IS_PLUGIN(plugin))
+ return NULL;
+ return GIS_PLUGIN_GET_INTERFACE(plugin)->name;
+}
+
+const gchar *gis_plugin_get_description(GisPlugin *plugin)
+{
+ if (!GIS_IS_PLUGIN(plugin))
+ return NULL;
+ return GIS_PLUGIN_GET_INTERFACE(plugin)->description;
}
-GtkWidget *gis_plugin_get_config(GisPlugin *self)
+GtkWidget *gis_plugin_get_config(GisPlugin *plugin)
{
- g_return_val_if_fail(GIS_IS_PLUGIN(self), NULL);
- return GIS_PLUGIN_GET_INTERFACE(self)->get_config(self);
+ if (!GIS_IS_PLUGIN(plugin))
+ return NULL;
+ GisPluginInterface *iface = GIS_PLUGIN_GET_INTERFACE(plugin);
+ return iface->get_config ? iface->get_config(plugin) : NULL;
}
GisPlugin *plugin;
} GisPluginStore;
-GisPlugins *gis_plugins_new()
+GisPlugins *gis_plugins_new(const gchar *dir, GisPrefs *prefs)
{
- return g_ptr_array_new();
+ g_debug("GisPlugins: new - dir=%s", dir);
+ GisPlugins *plugins = g_new0(GisPlugins, 1);
+ plugins->prefs = prefs;
+ if (dir)
+ plugins->dir = g_strdup(dir);
+ return plugins;
}
-void gis_plugins_free(GisPlugins *self)
+void gis_plugins_free(GisPlugins *plugins)
{
- for (int i = 0; i < self->len; i++) {
- GisPluginStore *store = g_ptr_array_index(self, i);
+ g_debug("GisPlugins: free");
+ for (GList *cur = plugins->plugins; cur; cur = cur->next) {
+ GisPluginStore *store = cur->data;
+ g_debug("GisPlugin: freeing %s refs=%d->%d", store->name,
+ G_OBJECT(store->plugin)->ref_count,
+ G_OBJECT(store->plugin)->ref_count-1);
g_object_unref(store->plugin);
g_free(store->name);
g_free(store);
- g_ptr_array_remove_index(self, i);
}
- g_ptr_array_free(self, TRUE);
+ g_list_free(plugins->plugins);
+ if (plugins->dir)
+ g_free(plugins->dir);
+ g_free(plugins);
}
-GList *gis_plugins_available()
+GList *gis_plugins_available(GisPlugins *plugins)
{
- GDir *dir = g_dir_open(PLUGINDIR, 0, NULL);
- if (dir == NULL)
- return NULL;
+ g_debug("GisPlugins: available");
GList *list = NULL;
- const gchar *name;
- while ((name = g_dir_read_name(dir))) {
- if (g_pattern_match_simple("*.so", name)) {
- gchar **parts = g_strsplit(name, ".", 2);
- list = g_list_prepend(list, g_strdup(parts[0]));
- g_strfreev(parts);
+ gchar *dirs[] = {plugins->dir, PLUGINSDIR};
+ g_debug("pluginsdir=%s", PLUGINSDIR);
+ for (int i = 0; i<2; i++) {
+ if (dirs[i] == NULL)
+ continue;
+ GDir *dir = g_dir_open(dirs[i], 0, NULL);
+ if (dir == NULL)
+ continue;
+ g_debug(" checking %s", dirs[i]);
+ const gchar *name;
+ while ((name = g_dir_read_name(dir))) {
+ if (g_pattern_match_simple("*." G_MODULE_SUFFIX, name)) {
+ gchar **parts = g_strsplit(name, ".", 2);
+ list = g_list_prepend(list, g_strdup(parts[0]));
+ g_strfreev(parts);
+ }
}
+ g_dir_close(dir);
}
return list;
}
-GisPlugin *gis_plugins_load(GisPlugins *self, const char *name,
- GisWorld *world, GisView *view, GisOpenGL *opengl, GisPrefs *prefs)
+GisPlugin *gis_plugins_load(GisPlugins *plugins, const char *name,
+ GisViewer *viewer, GisPrefs *prefs)
{
- gchar *path = g_strdup_printf("%s/%s.%s", PLUGINDIR, name, G_MODULE_SUFFIX);
- GModule *module = g_module_open(path, 0);
+ g_debug("GisPlugins: load %s", name);
+ gchar *path = g_strdup_printf("%s/%s.%s", plugins->dir, name, G_MODULE_SUFFIX);
+ g_debug("GisPlugins: load - trying %s", path);
+ if (!g_file_test(path, G_FILE_TEST_EXISTS)) {
+ g_free(path);
+ path = g_strdup_printf("%s/%s.%s", PLUGINSDIR, name, G_MODULE_SUFFIX);
+ }
+ g_debug("GisPlugins: load - trying %s", path);
+ if (!g_file_test(path, G_FILE_TEST_EXISTS)) {
+ g_warning("Module %s not found", name);
+ g_free(path);
+ return NULL;
+ }
+ GModule *module = g_module_open(path, G_MODULE_BIND_LAZY);
g_free(path);
if (module == NULL) {
g_warning("Unable to load module %s: %s", name, g_module_error());
g_free(constructor_str);
GisPluginConstructor constructor = constructor_ptr;
- GisPluginStore *store = g_malloc(sizeof(GisPluginStore));
+ GisPluginStore *store = g_new0(GisPluginStore, 1);
store->name = g_strdup(name);
- store->plugin = constructor(world, view, opengl, prefs);
- g_ptr_array_add(self, store);
+ store->plugin = constructor(viewer, prefs);
+ plugins->plugins = g_list_prepend(plugins->plugins, store);
return store->plugin;
}
-gboolean gis_plugins_unload(GisPlugins *self, const char *name)
+GisPlugin *gis_plugins_enable(GisPlugins *plugins, const char *name,
+ GisViewer *viewer, GisPrefs *prefs)
{
- for (int i = 0; i < self->len; i++) {
- GisPluginStore *store = g_ptr_array_index(self, i);
+ GisPlugin *plugin = gis_plugins_load(plugins, name, viewer, prefs);
+ gis_prefs_set_boolean_v(plugins->prefs, "plugins", name, TRUE);
+ return plugin;
+}
+
+GList *gis_plugins_load_enabled(GisPlugins *plugins,
+ GisViewer *viewer, GisPrefs *prefs)
+{
+ GList *loaded = NULL;
+ for (GList *cur = gis_plugins_available(plugins); cur; cur = cur->next) {
+ gchar *name = cur->data;
+ if (gis_prefs_get_boolean_v(plugins->prefs, "plugins", name, NULL)) {
+ GisPlugin *plugin = gis_plugins_load(plugins, name, viewer, prefs);
+ loaded = g_list_prepend(loaded, plugin);
+ }
+ }
+ return loaded;
+}
+
+gboolean gis_plugins_unload(GisPlugins *plugins, const char *name)
+{
+ g_debug("GisPlugins: unload %s", name);
+ for (GList *cur = plugins->plugins; cur; cur = cur->next) {
+ GisPluginStore *store = cur->data;
if (g_str_equal(store->name, name)) {
g_object_unref(store->plugin);
g_free(store->name);
g_free(store);
- g_ptr_array_remove_index(self, i);
+ plugins->plugins = g_list_delete_link(plugins->plugins, cur);
}
}
return FALSE;
}
-void gis_plugins_foreach(GisPlugins *self, GCallback _callback, gpointer user_data)
+
+gboolean gis_plugins_disable(GisPlugins *plugins, const char *name)
+{
+ gis_prefs_set_boolean_v(plugins->prefs, "plugins", name, FALSE);
+ gis_plugins_unload(plugins, name);
+ return FALSE;
+}
+
+void gis_plugins_foreach(GisPlugins *plugins, GCallback _callback, gpointer user_data)
{
+ g_debug("GisPlugins: foreach");
+ if (plugins == NULL)
+ return;
typedef void (*CBFunc)(GisPlugin *, const gchar *, gpointer);
CBFunc callback = (CBFunc)_callback;
- for (int i = 0; i < self->len; i++) {
- GisPluginStore *store = g_ptr_array_index(self, i);
+ for (GList *cur = plugins->plugins; cur; cur = cur->next) {
+ GisPluginStore *store = cur->data;
callback(store->plugin, store->name, user_data);
}
}