Exemple #1
0
static gboolean
check_for_buddynote(gpointer data)
{
    PurplePlugin *buddynote = NULL;
    PurplePlugin *plugin = (PurplePlugin *)data;

    buddynote = purple_plugins_find_with_id("core-plugin_pack-buddynote");

    if (buddynote == NULL) {
        buddynote = purple_plugins_find_with_basename("buddynote");
    }

    if (buddynote != NULL) {
        PurplePluginInfo *bninfo = buddynote->info;

        bninfo->flags = PURPLE_PLUGIN_FLAG_INVISIBLE;


        /* If non-gtk buddy note plugin is loaded, but we are not, then load
         * ourselves, otherwise people upgrading from pre-gtkbuddynote days
         * will not have 'Buddy Notes' showing as loaded in the plugins list.
         * We also trigger a save on the list of plugins because it's not been
         * loaded through the UI. */
        if (purple_plugin_is_loaded(buddynote) &&
                !purple_plugin_is_loaded(plugin)) {
            purple_plugin_load(plugin);
            pidgin_plugins_save();
        }

    } else {
        info.flags = PURPLE_PLUGIN_FLAG_INVISIBLE;
    }

    return FALSE;
}
Exemple #2
0
void
purple_plugins_unload(PurplePluginType type)
{
#ifdef PURPLE_PLUGINS
	GList *l;

	for (l = plugins; l; l = l->next) {
		PurplePlugin *plugin = l->data;
		if (plugin->info->type == type && purple_plugin_is_loaded(plugin))
			purple_plugin_unload(plugin);
	}

#endif /* PURPLE_PLUGINS */
}
Exemple #3
0
static void
decide_conf_button(PurplePlugin *plugin)
{
	if (purple_plugin_is_loaded(plugin) && 
		((PURPLE_IS_GNT_PLUGIN(plugin) &&
			FINCH_PLUGIN_UI_INFO(plugin) != NULL) ||
		(plugin->info->prefs_info &&
			plugin->info->prefs_info->get_plugin_pref_frame)))
		gnt_widget_set_visible(plugins.conf, TRUE);
	else
		gnt_widget_set_visible(plugins.conf, FALSE);

	gnt_box_readjust(GNT_BOX(plugins.window));
	gnt_widget_draw(plugins.window);
}
Exemple #4
0
gboolean
purple_plugin_reload(PurplePlugin *plugin)
{
#ifdef PURPLE_PLUGINS
	g_return_val_if_fail(plugin != NULL, FALSE);
	g_return_val_if_fail(purple_plugin_is_loaded(plugin), FALSE);

	if (!purple_plugin_unload(plugin))
		return FALSE;

	if (!purple_plugin_load(plugin))
		return FALSE;

	return TRUE;
#else
	return TRUE;
#endif /* !PURPLE_PLUGINS */
}
Exemple #5
0
static gboolean
has_prefs(PurplePlugin *plugin)
{
	PurplePluginInfo *info = purple_plugin_get_info(plugin);
	FinchPluginInfoPrivate *priv = NULL;
	gboolean ret;

	g_return_val_if_fail(plugin != NULL, FALSE);

	if (!purple_plugin_is_loaded(plugin))
		return FALSE;

	if (FINCH_IS_PLUGIN_INFO(info))
		priv = FINCH_PLUGIN_INFO_GET_PRIVATE(info);

	ret = ((priv && priv->pref_frame_cb) ||
			purple_plugin_info_get_pref_frame_cb(info) ||
			purple_plugin_info_get_pref_request_cb(info));

	return ret;
}
Exemple #6
0
static gboolean
ssl_init(void)
{
	PurplePlugin *plugin;
	PurpleSslOps *ops;

	if (_ssl_initialized)
		return FALSE;

	plugin = purple_plugins_find_with_id("core-ssl");

	if (plugin != NULL && !purple_plugin_is_loaded(plugin))
		purple_plugin_load(plugin);

	ops = purple_ssl_get_ops();
	if ((ops == NULL) || (ops->init == NULL) || (ops->uninit == NULL) ||
		(ops->connectfunc == NULL) || (ops->close == NULL) ||
		(ops->read == NULL) || (ops->write == NULL))
	{
		return FALSE;
	}

	return (_ssl_initialized = ops->init());
}
Exemple #7
0
void finch_plugins_show_all(void)
{
	GntWidget *window, *tree, *box, *aboot, *button;
	GList *plugin_list, *iter;
	GList *seen;

	if (plugins.window) {
		gnt_window_present(plugins.window);
		return;
	}

	purple_plugins_refresh();

	plugins.window = window = gnt_vbox_new(FALSE);
	gnt_box_set_toplevel(GNT_BOX(window), TRUE);
	gnt_box_set_title(GNT_BOX(window), _("Plugins"));
	gnt_box_set_pad(GNT_BOX(window), 0);
	gnt_box_set_alignment(GNT_BOX(window), GNT_ALIGN_MID);

	gnt_box_add_widget(GNT_BOX(window),
			gnt_label_new(_("You can (un)load plugins from the following list.")));
	gnt_box_add_widget(GNT_BOX(window), gnt_hline_new());

	box = gnt_hbox_new(FALSE);
	gnt_box_add_widget(GNT_BOX(window), box);
	gnt_box_add_widget(GNT_BOX(window), gnt_hline_new());

	gnt_box_set_pad(GNT_BOX(box), 0);
	plugins.tree = tree = gnt_tree_new();
	gnt_tree_set_compare_func(GNT_TREE(tree), (GCompareFunc)plugin_compare);
	GNT_WIDGET_SET_FLAGS(tree, GNT_WIDGET_NO_BORDER);
	gnt_box_add_widget(GNT_BOX(box), tree);
	gnt_box_add_widget(GNT_BOX(box), gnt_vline_new());

	plugins.aboot = aboot = gnt_text_view_new();
	gnt_text_view_set_flag(GNT_TEXT_VIEW(aboot), GNT_TEXT_VIEW_TOP_ALIGN);
	gnt_widget_set_size(aboot, 40, 20);
	gnt_box_add_widget(GNT_BOX(box), aboot);

	seen = purple_prefs_get_path_list("/finch/plugins/seen");

	plugin_list = purple_plugins_find_all();
	for (iter = plugin_list; iter; iter = iter->next)
	{
		PurplePlugin *plug = PURPLE_PLUGIN(iter->data);

		if (purple_plugin_is_internal(plug))
			continue;

		gnt_tree_add_choice(GNT_TREE(tree), plug,
				gnt_tree_create_row(GNT_TREE(tree),
				purple_plugin_info_get_name(purple_plugin_get_info(plug))),
				NULL, NULL);
		gnt_tree_set_choice(GNT_TREE(tree), plug, purple_plugin_is_loaded(plug));
		if (!g_list_find_custom(seen, purple_plugin_get_filename(plug),
				(GCompareFunc)strcmp))
			gnt_tree_set_row_flags(GNT_TREE(tree), plug, GNT_TEXT_FLAG_BOLD);
	}
	g_list_free(plugin_list);

	gnt_tree_set_col_width(GNT_TREE(tree), 0, 30);
	g_signal_connect(G_OBJECT(tree), "toggled", G_CALLBACK(plugin_toggled_cb), NULL);
	g_signal_connect(G_OBJECT(tree), "selection_changed", G_CALLBACK(selection_changed), NULL);
	g_object_set_data(G_OBJECT(tree), "seen-list", seen);

	box = gnt_hbox_new(FALSE);
	gnt_box_add_widget(GNT_BOX(window), box);

#if 0
	button = gnt_button_new(_("Install Plugin..."));
	gnt_box_add_widget(GNT_BOX(box), button);
	gnt_util_set_trigger_widget(GNT_WIDGET(tree), GNT_KEY_INS, button);
	g_signal_connect(G_OBJECT(button), "activate", G_CALLBACK(install_plugin_cb), NULL);
#endif

	button = gnt_button_new(_("Close"));
	gnt_box_add_widget(GNT_BOX(box), button);
	g_signal_connect_swapped(G_OBJECT(button), "activate",
			G_CALLBACK(gnt_widget_destroy), window);

	plugins.conf = button = gnt_button_new(_("Configure Plugin"));
	gnt_box_add_widget(GNT_BOX(box), button);
	g_signal_connect(G_OBJECT(button), "activate", G_CALLBACK(configure_plugin_cb), NULL);

	g_signal_connect(G_OBJECT(window), "destroy", G_CALLBACK(reset_plugin_window), NULL);

	gnt_widget_show(window);

	decide_conf_button(gnt_tree_get_selection_data(GNT_TREE(tree)));
}
Exemple #8
0
static void
install_selected_file_cb(gpointer handle, const char *filename)
{
	/* Try to init the selected file.
	 * If it succeeds, try to make a copy of the file in $USERDIR/plugins/.
	 * If the copy succeeds, unload and destroy the plugin in the original
	 *  location and init+load the new one.
	 * Select the plugin in the plugin list.
	 */
	char *path;
	PurplePlugin *plugin;

	g_return_if_fail(plugins.window);

	plugin = purple_plugin_probe(filename);
	if (!plugin) {
		purple_notify_error(handle, _("Error loading plugin"),
				_("The selected file is not a valid plugin."),
				_("Please open the debug window and try again to see the exact error message."), NULL);
		return;
	}
	if (g_list_find(gnt_tree_get_rows(GNT_TREE(plugins.tree)), plugin)) {
		purple_plugin_load(plugin);
		gnt_tree_set_choice(GNT_TREE(plugins.tree), plugin, purple_plugin_is_loaded(plugin));
		gnt_tree_set_selected(GNT_TREE(plugins.tree), plugin);
		return;
	}

	path = g_build_filename(purple_user_dir(), "plugins", NULL);
	if (purple_build_dir(path, S_IRUSR | S_IWUSR | S_IXUSR) == 0) {
		char *content = NULL;
		gsize length = 0;

		if (g_file_get_contents(filename, &content, &length, NULL)) {
			char *file = g_path_get_basename(filename);
			g_free(path);
			path = g_build_filename(purple_user_dir(), "plugins", file, NULL);
			if (purple_util_write_data_to_file_absolute(path, content, length)) {
				purple_plugin_destroy(plugin);
				plugin = purple_plugin_probe(path);
				if (!plugin) {
					purple_debug_warning("gntplugin", "This is really strange. %s can be loaded, but %s can't!\n",
							filename, path);
					g_unlink(path);
					plugin = purple_plugin_probe(filename);
				}
			} else {
			}
		}
		g_free(content);
	}
	g_free(path);

	purple_plugin_load(plugin);

	if (plugin->info->type == PURPLE_PLUGIN_LOADER) {
		GList *cur;
		for (cur = PURPLE_PLUGIN_LOADER_INFO(plugin)->exts; cur != NULL;
				cur = cur->next)
			purple_plugins_probe(cur->data);
		return;
	}

	if (plugin->info->type != PURPLE_PLUGIN_STANDARD ||
			(plugin->info->flags & PURPLE_PLUGIN_FLAG_INVISIBLE) ||
			plugin->error)
		return;

	gnt_tree_add_choice(GNT_TREE(plugins.tree), plugin,
			gnt_tree_create_row(GNT_TREE(plugins.tree), plugin->info->name), NULL, NULL);
	gnt_tree_set_choice(GNT_TREE(plugins.tree), plugin, purple_plugin_is_loaded(plugin));
	gnt_tree_set_row_flags(GNT_TREE(plugins.tree), plugin, GNT_TEXT_FLAG_BOLD);
	gnt_tree_set_selected(GNT_TREE(plugins.tree), plugin);
}
Exemple #9
0
static void
configure_plugin_cb(GntWidget *button, gpointer null)
{
	PurplePlugin *plugin;
	PurplePluginInfo *info;
	FinchPluginInfoPrivate *priv = NULL;
	FinchPluginUiData *ui_data;

	g_return_if_fail(plugins.tree != NULL);

	plugin = gnt_tree_get_selection_data(GNT_TREE(plugins.tree));
	if (!purple_plugin_is_loaded(plugin))
	{
		purple_notify_error(plugin, _("Error"),
			_("Plugin need to be loaded before you can configure it."), NULL, NULL);
		return;
	}

	info = purple_plugin_get_info(plugin);

	if (purple_plugin_info_get_ui_data(info))
		return;
	ui_data = g_new0(FinchPluginUiData, 1);
	purple_plugin_info_set_ui_data(info, ui_data);

	if (FINCH_IS_PLUGIN_INFO(info))
		priv = FINCH_PLUGIN_INFO_GET_PRIVATE(info);

	if (priv && priv->pref_frame_cb != NULL)
	{
		GntWidget *window = gnt_vbox_new(FALSE);
		GntWidget *box, *button;

		gnt_box_set_toplevel(GNT_BOX(window), TRUE);
		gnt_box_set_title(GNT_BOX(window),
				purple_plugin_info_get_name(info));
		gnt_box_set_alignment(GNT_BOX(window), GNT_ALIGN_MID);

		box = priv->pref_frame_cb();
		gnt_box_add_widget(GNT_BOX(window), box);

		box = gnt_hbox_new(FALSE);
		gnt_box_add_widget(GNT_BOX(window), box);

		button = gnt_button_new(_("Close"));
		gnt_box_add_widget(GNT_BOX(box), button);
		g_signal_connect_swapped(G_OBJECT(button), "activate",
				G_CALLBACK(gnt_widget_destroy), window);
		g_signal_connect(G_OBJECT(window), "destroy", G_CALLBACK(remove_confwin), plugin);

		gnt_widget_show(window);

		ui_data->type = FINCH_PLUGIN_UI_DATA_TYPE_WINDOW;
		ui_data->u.window = window;
	}
	else if (purple_plugin_info_get_pref_request_cb(info))
	{
		PurplePluginPrefRequestCb pref_request_cb = purple_plugin_info_get_pref_request_cb(info);
		gpointer handle;

		ui_data->type = FINCH_PLUGIN_UI_DATA_TYPE_REQUEST;
		ui_data->u.request_handle = handle = pref_request_cb(plugin);
		purple_request_add_close_notify(handle,
			purple_callback_set_zero, &info->ui_data);
		purple_request_add_close_notify(handle, g_free, ui_data);
	}
	else if (purple_plugin_info_get_pref_frame_cb(info))
	{
		PurplePluginPrefFrameCb pref_frame_cb = purple_plugin_info_get_pref_frame_cb(info);
		GntWidget *win = process_pref_frame(pref_frame_cb(plugin));
		g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(remove_confwin), plugin);

		ui_data->type = FINCH_PLUGIN_UI_DATA_TYPE_WINDOW;
		ui_data->u.window = win;
	}
	else
	{
		purple_notify_info(plugin, _("Error"), _("No configuration "
			"options for this plugin."), NULL, NULL);
		g_free(ui_data);
		purple_plugin_info_set_ui_data(info, NULL);
	}
}
Exemple #10
0
static void
configure_plugin_cb(GntWidget *button, gpointer null)
{
	PurplePlugin *plugin;
	FinchPluginFrame callback;

	g_return_if_fail(plugins.tree != NULL);

	plugin = gnt_tree_get_selection_data(GNT_TREE(plugins.tree));
	if (!purple_plugin_is_loaded(plugin))
	{
		purple_notify_error(plugin, _("Error"),
			_("Plugin need to be loaded before you can configure it."), NULL);
		return;
	}

	if (confwins && g_hash_table_lookup(confwins, plugin))
		return;

	if (PURPLE_IS_GNT_PLUGIN(plugin) &&
			(callback = FINCH_PLUGIN_UI_INFO(plugin)) != NULL)
	{
		GntWidget *window = gnt_vbox_new(FALSE);
		GntWidget *box, *button;

		gnt_box_set_toplevel(GNT_BOX(window), TRUE);
		gnt_box_set_title(GNT_BOX(window), plugin->info->name);
		gnt_box_set_alignment(GNT_BOX(window), GNT_ALIGN_MID);

		box = callback();
		gnt_box_add_widget(GNT_BOX(window), box);

		box = gnt_hbox_new(FALSE);
		gnt_box_add_widget(GNT_BOX(window), box);

		button = gnt_button_new(_("Close"));
		gnt_box_add_widget(GNT_BOX(box), button);
		g_signal_connect_swapped(G_OBJECT(button), "activate",
				G_CALLBACK(gnt_widget_destroy), window);
		g_signal_connect(G_OBJECT(window), "destroy", G_CALLBACK(remove_confwin), plugin);

		gnt_widget_show(window);

		if (confwins == NULL)
			confwin_init();
		g_hash_table_insert(confwins, plugin, window);
	}
	else if (plugin->info->prefs_info &&
			plugin->info->prefs_info->get_plugin_pref_frame)
	{
		GntWidget *win = process_pref_frame(plugin->info->prefs_info->get_plugin_pref_frame(plugin));
		if (confwins == NULL)
			confwin_init();
		g_signal_connect(G_OBJECT(win), "destroy", G_CALLBACK(remove_confwin), plugin);
		g_hash_table_insert(confwins, plugin, win);
		return;
	}
	else
	{
		purple_notify_info(plugin, _("Error"),
			_("No configuration options for this plugin."), NULL);
		return;
	}
}
Exemple #11
0
void
purple_plugin_destroy(PurplePlugin *plugin)
{
#ifdef PURPLE_PLUGINS
	g_return_if_fail(plugin != NULL);

	if (purple_plugin_is_loaded(plugin))
		purple_plugin_unload(plugin);

	plugins = g_list_remove(plugins, plugin);

	if (load_queue != NULL)
		load_queue = g_list_remove(load_queue, plugin);

	/* true, this may leak a little memory if there is a major version
	 * mismatch, but it's a lot better than trying to free something
	 * we shouldn't, and crashing while trying to load an old plugin */
	if(plugin->info == NULL || plugin->info->magic != PURPLE_PLUGIN_MAGIC ||
			plugin->info->major_version != PURPLE_MAJOR_VERSION)
	{
		if(plugin->handle)
			g_module_close(plugin->handle);

		g_free(plugin->path);
		g_free(plugin->error);

		PURPLE_DBUS_UNREGISTER_POINTER(plugin);

		g_free(plugin);
		return;
	}

	if (plugin->info != NULL)
		g_list_free(plugin->info->dependencies);

	if (plugin->native_plugin)
	{
		if (plugin->info != NULL && plugin->info->type == PURPLE_PLUGIN_LOADER)
		{
			PurplePluginLoaderInfo *loader_info;
			GList *exts, *l, *next_l;
			PurplePlugin *p2;

			loader_info = PURPLE_PLUGIN_LOADER_INFO(plugin);

			if (loader_info != NULL && loader_info->exts != NULL)
			{
				for (exts = PURPLE_PLUGIN_LOADER_INFO(plugin)->exts;
					 exts != NULL;
					 exts = exts->next) {

					for (l = purple_plugins_get_all(); l != NULL; l = next_l)
					{
						next_l = l->next;

						p2 = l->data;

						if (p2->path != NULL &&
							has_file_extension(p2->path, exts->data))
						{
							purple_plugin_destroy(p2);
						}
					}
				}

				g_list_free(loader_info->exts);
				loader_info->exts = NULL;
			}

			plugin_loaders = g_list_remove(plugin_loaders, plugin);
		}

		if (plugin->info != NULL && plugin->info->destroy != NULL)
			plugin->info->destroy(plugin);

		/*
		 * I find it extremely useful to do this when using valgrind, as
		 * it keeps all the plugins open, meaning that valgrind is able to
		 * resolve symbol names in leak traces from plugins.
		 */
		if (!g_getenv("PURPLE_LEAKCHECK_HELP") && !RUNNING_ON_VALGRIND)
		{
			if (plugin->handle != NULL)
				g_module_close(plugin->handle);
		}
	}
	else
	{
		PurplePlugin *loader;
		PurplePluginLoaderInfo *loader_info;

		loader = find_loader_for_plugin(plugin);

		if (loader != NULL)
		{
			loader_info = PURPLE_PLUGIN_LOADER_INFO(loader);

			if (loader_info->destroy != NULL)
				loader_info->destroy(plugin);
		}
	}

	g_free(plugin->path);
	g_free(plugin->error);

	PURPLE_DBUS_UNREGISTER_POINTER(plugin);

	g_free(plugin);
#endif /* !PURPLE_PLUGINS */
}
Exemple #12
0
gboolean
purple_plugin_unload(PurplePlugin *plugin)
{
#ifdef PURPLE_PLUGINS
	GList *l;
	GList *ll;

	g_return_val_if_fail(plugin != NULL, FALSE);
	g_return_val_if_fail(purple_plugin_is_loaded(plugin), FALSE);

	purple_debug_info("plugins", "Unloading plugin %s\n", plugin->info->name);

	/* Unload all plugins that depend on this plugin. */
	for (l = plugin->dependent_plugins; l != NULL; l = ll) {
		const char * dep_name = (const char *)l->data;
		PurplePlugin *dep_plugin;

		/* Store a pointer to the next element in the list.
		 * This is because we'll be modifying this list in the loop. */
		ll = l->next;

		dep_plugin = purple_plugins_find_with_id(dep_name);

		if (dep_plugin != NULL && purple_plugin_is_loaded(dep_plugin))
		{
			if (!purple_plugin_unload(dep_plugin))
			{
				g_free(plugin->error);
				plugin->error = g_strdup_printf(_("%s requires %s, but it failed to unload."),
				                                _(plugin->info->name),
				                                _(dep_plugin->info->name));
				return FALSE;
			}
			else
			{
#if 0
				/* This isn't necessary. This has already been done when unloading dep_plugin. */
				plugin->dependent_plugins = g_list_delete_link(plugin->dependent_plugins, l);
#endif
			}
		}
	}

	/* Remove this plugin from each dependency's dependent_plugins list. */
	for (l = plugin->info->dependencies; l != NULL; l = l->next)
	{
		const char *dep_name = (const char *)l->data;
		PurplePlugin *dependency;

		dependency = purple_plugins_find_with_id(dep_name);

		if (dependency != NULL)
			dependency->dependent_plugins = g_list_remove(dependency->dependent_plugins, plugin->info->id);
		else
			purple_debug_error("plugins", "Unable to remove from dependency list for %s\n", dep_name);
	}

	if (plugin->native_plugin) {
		if (plugin->info->unload && !plugin->info->unload(plugin))
			return FALSE;

		if (plugin->info->type == PURPLE_PLUGIN_PROTOCOL) {
			PurplePluginProtocolInfo *prpl_info;
			GList *l;

			prpl_info = PURPLE_PLUGIN_PROTOCOL_INFO(plugin);

			for (l = prpl_info->user_splits; l != NULL; l = l->next)
				purple_account_user_split_destroy(l->data);

			for (l = prpl_info->protocol_options; l != NULL; l = l->next)
				purple_account_option_destroy(l->data);

			if (prpl_info->user_splits != NULL) {
				g_list_free(prpl_info->user_splits);
				prpl_info->user_splits = NULL;
			}

			if (prpl_info->protocol_options != NULL) {
				g_list_free(prpl_info->protocol_options);
				prpl_info->protocol_options = NULL;
			}
		}
	} else {
		PurplePlugin *loader;
		PurplePluginLoaderInfo *loader_info;

		loader = find_loader_for_plugin(plugin);

		if (loader == NULL)
			return FALSE;

		loader_info = PURPLE_PLUGIN_LOADER_INFO(loader);

		if (loader_info->unload && !loader_info->unload(plugin))
			return FALSE;
	}

	/* cancel any pending dialogs the plugin has */
	purple_request_close_with_handle(plugin);
	purple_notify_close_with_handle(plugin);

	purple_signals_disconnect_by_handle(plugin);
	purple_plugin_ipc_unregister_all(plugin);

	loaded_plugins = g_list_remove(loaded_plugins, plugin);
	if ((plugin->info != NULL) && PURPLE_IS_PROTOCOL_PLUGIN(plugin))
		protocol_plugins = g_list_remove(protocol_plugins, plugin);
	plugins_to_disable = g_list_remove(plugins_to_disable, plugin);
	plugin->loaded = FALSE;

	/* We wouldn't be anywhere near here if the plugin wasn't loaded, so
	 * if plugin->error is set at all, it had to be from a previous
	 * unload failure.  It's obviously okay now.
	 */
	g_free(plugin->error);
	plugin->error = NULL;

	purple_signal_emit(purple_plugins_get_handle(), "plugin-unload", plugin);

	purple_prefs_disconnect_by_handle(plugin);

	return TRUE;
#else
	return TRUE;
#endif /* PURPLE_PLUGINS */
}
Exemple #13
0
gboolean
purple_plugin_load(PurplePlugin *plugin)
{
#ifdef PURPLE_PLUGINS
	GList *dep_list = NULL;
	GList *l;

	g_return_val_if_fail(plugin != NULL, FALSE);

	if (purple_plugin_is_loaded(plugin))
		return TRUE;

	if (purple_plugin_is_unloadable(plugin))
		return FALSE;

	g_return_val_if_fail(plugin->error == NULL, FALSE);

	/*
	 * Go through the list of the plugin's dependencies.
	 *
	 * First pass: Make sure all the plugins needed are probed.
	 */
	for (l = plugin->info->dependencies; l != NULL; l = l->next)
	{
		const char *dep_name = (const char *)l->data;
		PurplePlugin *dep_plugin;

		dep_plugin = purple_plugins_find_with_id(dep_name);

		if (dep_plugin == NULL)
		{
			char *tmp;

			tmp = g_strdup_printf(_("The required plugin %s was not found. "
			                        "Please install this plugin and try again."),
			                      dep_name);

			purple_notify_error(NULL, NULL,
			                  _("Unable to load the plugin"), tmp, NULL);
			g_free(tmp);

			g_list_free(dep_list);

			return FALSE;
		}

		dep_list = g_list_append(dep_list, dep_plugin);
	}

	/* Second pass: load all the required plugins. */
	for (l = dep_list; l != NULL; l = l->next)
	{
		PurplePlugin *dep_plugin = (PurplePlugin *)l->data;

		if (!purple_plugin_is_loaded(dep_plugin))
		{
			if (!purple_plugin_load(dep_plugin))
			{
				char *tmp;

				tmp = g_strdup_printf(_("The required plugin %s was unable to load."),
				                      plugin->info->name);

				purple_notify_error(NULL, NULL,
				                 _("Unable to load your plugin."), tmp, NULL);
				g_free(tmp);

				g_list_free(dep_list);

				return FALSE;
			}
		}
	}

	/* Third pass: note that other plugins are dependencies of this plugin.
	 * This is done separately in case we had to bail out earlier. */
	for (l = dep_list; l != NULL; l = l->next)
	{
		PurplePlugin *dep_plugin = (PurplePlugin *)l->data;
		dep_plugin->dependent_plugins = g_list_prepend(dep_plugin->dependent_plugins, (gpointer)plugin->info->id);
	}

	g_list_free(dep_list);

	if (plugin->native_plugin)
	{
		if (plugin->info->load != NULL && !plugin->info->load(plugin))
			return FALSE;
	}
	else {
		PurplePlugin *loader;
		PurplePluginLoaderInfo *loader_info;

		loader = find_loader_for_plugin(plugin);

		if (loader == NULL)
			return FALSE;

		loader_info = PURPLE_PLUGIN_LOADER_INFO(loader);

		if (loader_info->load != NULL)
		{
			if (!loader_info->load(plugin))
				return FALSE;
		}
	}

	loaded_plugins = g_list_insert_sorted(loaded_plugins, plugin, compare_plugins);

	plugin->loaded = TRUE;

	purple_signal_emit(purple_plugins_get_handle(), "plugin-load", plugin);

	return TRUE;

#else
	return TRUE;
#endif /* !PURPLE_PLUGINS */
}