pidgin/pidgin

fix some other memory leaks
memory-leaks
2019-11-10, Fabrice Bellet
03bafaff77dd
fix some other memory leaks
/*
* finch
*
* Finch is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* 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 Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#include <internal.h>
#include <gnt.h>
#include <gntbox.h>
#include <gntbutton.h>
#include <gntlabel.h>
#include <gntline.h>
#include <gnttree.h>
#include <gntutils.h>
#include "finch.h"
#include "debug.h"
#include "notify.h"
#include "request.h"
#include "gntplugin.h"
#include "gntrequest.h"
typedef struct
{
FinchPluginPrefFrameCb pref_frame_cb;
} FinchPluginInfoPrivate;
enum
{
PROP_0,
PROP_GNT_PREF_FRAME_CB,
PROP_LAST
};
static struct
{
GntWidget *tree;
GntWidget *window;
GntWidget *aboot;
GntWidget *conf;
} plugins;
typedef struct
{
enum
{
FINCH_PLUGIN_UI_DATA_TYPE_WINDOW,
FINCH_PLUGIN_UI_DATA_TYPE_REQUEST
} type;
union
{
GntWidget *window;
gpointer request_handle;
} u;
} FinchPluginUiData;
G_DEFINE_TYPE_WITH_PRIVATE(FinchPluginInfo, finch_plugin_info,
PURPLE_TYPE_PLUGIN_INFO);
static GntWidget *process_pref_frame(PurplePluginPrefFrame *frame);
/* Set method for GObject properties */
static void
finch_plugin_info_set_property(GObject *obj, guint param_id, const GValue *value,
GParamSpec *pspec)
{
FinchPluginInfoPrivate *priv = finch_plugin_info_get_instance_private(
FINCH_PLUGIN_INFO(obj));
switch (param_id) {
case PROP_GNT_PREF_FRAME_CB:
priv->pref_frame_cb = g_value_get_pointer(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(obj, param_id, pspec);
break;
}
}
/* Get method for GObject properties */
static void
finch_plugin_info_get_property(GObject *obj, guint param_id, GValue *value,
GParamSpec *pspec)
{
FinchPluginInfoPrivate *priv = finch_plugin_info_get_instance_private(
FINCH_PLUGIN_INFO(obj));
switch (param_id) {
case PROP_GNT_PREF_FRAME_CB:
g_value_set_pointer(value, priv->pref_frame_cb);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(obj, param_id, pspec);
break;
}
}
static void
finch_plugin_info_init(FinchPluginInfo *info)
{
}
/* Class initializer function */
static void finch_plugin_info_class_init(FinchPluginInfoClass *klass)
{
GObjectClass *obj_class = G_OBJECT_CLASS(klass);
/* Setup properties */
obj_class->get_property = finch_plugin_info_get_property;
obj_class->set_property = finch_plugin_info_set_property;
g_object_class_install_property(obj_class, PROP_GNT_PREF_FRAME_CB,
g_param_spec_pointer("gnt-pref-frame-cb",
"GNT preferences frame callback",
"Callback that returns a GNT preferences frame",
G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS));
}
FinchPluginInfo *
finch_plugin_info_new(const char *first_property, ...)
{
GObject *info;
va_list var_args;
/* at least ID is required */
if (!first_property)
return NULL;
va_start(var_args, first_property);
info = g_object_new_valist(FINCH_TYPE_PLUGIN_INFO, first_property,
var_args);
va_end(var_args);
g_object_set(info, "ui-requirement", FINCH_UI, NULL);
return FINCH_PLUGIN_INFO(info);
}
static void
free_stringlist(GList *list)
{
g_list_free_full(list, g_free);
}
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_instance_private(
FINCH_PLUGIN_INFO(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;
}
static void
decide_conf_button(PurplePlugin *plugin)
{
if (has_prefs(plugin))
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);
}
static void
finch_plugin_pref_close(PurplePlugin *plugin)
{
PurplePluginInfo *info;
FinchPluginUiData *ui_data;
g_return_if_fail(plugin != NULL);
info = purple_plugin_get_info(plugin);
ui_data = purple_plugin_info_get_ui_data(info);
if (!ui_data)
return;
if (ui_data->type == FINCH_PLUGIN_UI_DATA_TYPE_REQUEST) {
purple_request_close(PURPLE_REQUEST_FIELDS,
ui_data->u.request_handle);
return;
}
g_return_if_fail(ui_data->type == FINCH_PLUGIN_UI_DATA_TYPE_WINDOW);
gnt_widget_destroy(ui_data->u.window);
g_free(ui_data);
purple_plugin_info_set_ui_data(info, NULL);
}
static void
plugin_toggled_cb(GntWidget *tree, PurplePlugin *plugin, gpointer null)
{
GError *error = NULL;
if (gnt_tree_get_choice(GNT_TREE(tree), plugin))
{
if (!purple_plugin_load(plugin, &error)) {
purple_notify_error(NULL, _("ERROR"), _("loading plugin failed"), error->message, NULL);
gnt_tree_set_choice(GNT_TREE(tree), plugin, FALSE);
g_error_free(error);
}
}
else
{
if (!purple_plugin_unload(plugin, &error)) {
purple_notify_error(NULL, _("ERROR"), _("unloading plugin failed"), error->message, NULL);
purple_plugin_disable(plugin);
gnt_tree_set_choice(GNT_TREE(tree), plugin, TRUE);
g_error_free(error);
}
finch_plugin_pref_close(plugin);
}
decide_conf_button(plugin);
finch_plugins_save_loaded();
}
/* Xerox */
void
finch_plugins_save_loaded(void)
{
purple_plugins_save_loaded("/finch/plugins/loaded");
}
static void
selection_changed(GntWidget *widget, gpointer old, gpointer current, gpointer null)
{
PurplePlugin *plugin = current;
const gchar *filename;
GPluginPluginInfo *info;
char *text, *authors = NULL;
const char * const *authorlist;
GList *list = NULL, *iter = NULL;
if (!plugin)
return;
filename = gplugin_plugin_get_filename(GPLUGIN_PLUGIN(plugin));
info = GPLUGIN_PLUGIN_INFO(purple_plugin_get_info(plugin));
authorlist = gplugin_plugin_info_get_authors(info);
if (authorlist)
authors = g_strjoinv(", ", (gchar **)authorlist);
/* If the selected plugin was unseen before, mark it as seen. But save the list
* only when the plugin list is closed. So if the user enables a plugin, and it
* crashes, it won't get marked as seen so the user can fix the bug and still
* quickly find the plugin in the list.
* I probably mean 'plugin developers' by 'users' here. */
list = g_object_get_data(G_OBJECT(widget), "seen-list");
if (list) {
iter = g_list_find_custom(list, filename, (GCompareFunc)strcmp);
}
if (!iter) {
list = g_list_prepend(list, g_strdup(filename));
g_object_set_data(G_OBJECT(widget), "seen-list", list);
}
/* XXX: Use formatting and stuff */
gnt_text_view_clear(GNT_TEXT_VIEW(plugins.aboot));
text = g_strdup_printf(
(authorlist && g_strv_length((gchar **)authorlist) > 1
? _("Name: %s\nVersion: %s\nDescription: %s\nAuthors: "
"%s\nWebsite: %s\nFilename: %s\n")
: _("Name: %s\nVersion: %s\nDescription: %s\nAuthor: "
"%s\nWebsite: %s\nFilename: %s\n")),
_(gplugin_plugin_info_get_name(info)),
_(gplugin_plugin_info_get_version(info)),
_(gplugin_plugin_info_get_description(info)), authors,
_(gplugin_plugin_info_get_website(info)), filename);
gnt_text_view_append_text_with_flags(GNT_TEXT_VIEW(plugins.aboot),
text, GNT_TEXT_FLAG_NORMAL);
gnt_text_view_scroll(GNT_TEXT_VIEW(plugins.aboot), 0);
g_free(text);
g_free(authors);
decide_conf_button(plugin);
}
static void
reset_plugin_window(GntWidget *window, gpointer null)
{
GList *list = g_object_get_data(G_OBJECT(plugins.tree), "seen-list");
purple_prefs_set_path_list("/finch/plugins/seen", list);
g_list_free_full(list, g_free);
plugins.window = NULL;
plugins.tree = NULL;
plugins.aboot = NULL;
}
static int
plugin_compare(PurplePlugin *p1, PurplePlugin *p2)
{
char *s1 =
g_utf8_strup(gplugin_plugin_info_get_name(GPLUGIN_PLUGIN_INFO(
purple_plugin_get_info(p1))),
-1);
char *s2 =
g_utf8_strup(gplugin_plugin_info_get_name(GPLUGIN_PLUGIN_INFO(
purple_plugin_get_info(p2))),
-1);
int ret = g_utf8_collate(s1, s2);
g_free(s1);
g_free(s2);
return ret;
}
static void
remove_confwin(GntWidget *window, gpointer _plugin)
{
PurplePlugin *plugin = _plugin;
PurplePluginInfo *info = purple_plugin_get_info(plugin);
g_free(info->ui_data);
purple_plugin_info_set_ui_data(info, NULL);
}
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_instance_private(
FINCH_PLUGIN_INFO(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),
gplugin_plugin_info_get_name(
GPLUGIN_PLUGIN_INFO(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);
}
}
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_has_border(tree, FALSE);
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),
gplugin_plugin_info_get_name(
GPLUGIN_PLUGIN_INFO(
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, gplugin_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);
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)));
}
static GntWidget*
process_pref_frame(PurplePluginPrefFrame *frame)
{
PurpleRequestField *field;
PurpleRequestFields *fields;
PurpleRequestFieldGroup *group = NULL;
GList *prefs;
GList *stringlist = NULL;
GntWidget *ret = NULL;
fields = purple_request_fields_new();
for (prefs = purple_plugin_pref_frame_get_prefs(frame); prefs; prefs = prefs->next) {
PurplePluginPref *pref = prefs->data;
PurplePrefType type;
const char *name = purple_plugin_pref_get_name(pref);
const char *label = purple_plugin_pref_get_label(pref);
if(name == NULL) {
if(label == NULL)
continue;
if(purple_plugin_pref_get_pref_type(pref) == PURPLE_PLUGIN_PREF_INFO) {
field = purple_request_field_label_new("*", purple_plugin_pref_get_label(pref));
purple_request_field_group_add_field(group, field);
} else {
group = purple_request_field_group_new(label);
purple_request_fields_add_group(fields, group);
}
continue;
}
field = NULL;
type = purple_prefs_get_pref_type(name);
if(purple_plugin_pref_get_pref_type(pref) == PURPLE_PLUGIN_PREF_CHOICE) {
GList *list = purple_plugin_pref_get_choices(pref);
gpointer current_value = NULL;
switch(type) {
case PURPLE_PREF_BOOLEAN:
current_value = g_strdup_printf("%d", (int)purple_prefs_get_bool(name));
break;
case PURPLE_PREF_INT:
current_value = g_strdup_printf("%d", (int)purple_prefs_get_int(name));
break;
case PURPLE_PREF_STRING:
current_value = g_strdup(purple_prefs_get_string(name));
break;
default:
continue;
}
field = purple_request_field_list_new(name, label);
purple_request_field_list_set_multi_select(field, FALSE);
while (list && list->next) {
const char *label = list->data;
char *value = NULL;
switch(type) {
case PURPLE_PREF_BOOLEAN:
value = g_strdup_printf("%d", GPOINTER_TO_INT(list->next->data));
break;
case PURPLE_PREF_INT:
value = g_strdup_printf("%d", GPOINTER_TO_INT(list->next->data));
break;
case PURPLE_PREF_STRING:
value = g_strdup(list->next->data);
break;
default:
break;
}
stringlist = g_list_prepend(stringlist, value);
purple_request_field_list_add_icon(field, label, NULL, value);
if (purple_strequal(value, current_value))
purple_request_field_list_add_selected(field, label);
list = list->next->next;
}
g_free(current_value);
} else {
switch(type) {
case PURPLE_PREF_BOOLEAN:
field = purple_request_field_bool_new(name, label, purple_prefs_get_bool(name));
break;
case PURPLE_PREF_INT:
field = purple_request_field_int_new(name, label, purple_prefs_get_int(name), INT_MIN, INT_MAX);
break;
case PURPLE_PREF_STRING:
field = purple_request_field_string_new(name, label, purple_prefs_get_string(name),
purple_plugin_pref_get_format_type(pref) & PURPLE_STRING_FORMAT_TYPE_MULTILINE);
break;
default:
break;
}
}
if (field) {
if (group == NULL) {
group = purple_request_field_group_new(_("Preferences"));
purple_request_fields_add_group(fields, group);
}
purple_request_field_group_add_field(group, field);
}
}
ret = purple_request_fields(NULL, _("Preferences"), NULL, NULL, fields,
_("Save"), G_CALLBACK(finch_request_save_in_prefs), _("Cancel"), NULL,
NULL, NULL);
g_signal_connect_swapped(G_OBJECT(ret), "destroy", G_CALLBACK(free_stringlist), stringlist);
return ret;
}