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Bug 545350 – GAppInfo deletion Bug 545351 – Reset associations for

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2008-09-26  Matthias Clasen  <mclasen@redhat.com>

        Bug 545350 – GAppInfo deletion
        Bug 545351 – Reset associations for content type

        * gio.symbols:
        * gappinfo.[hc]: New functions g_app_info_can_delete,
        g_app_info_delete and g_app_info_reset_type_associations.

        * gdesktopappinfo.c:
        * gwin32appinfo.c: Implementations of these.

        * tests/Makefile.am:
        * tests/desktop-app-info.c: Tests for GAppInfo functionality.


svn path=/trunk/; revision=7554
This commit is contained in:
Matthias Clasen 2008-09-26 19:57:36 +00:00 committed by Matthias Clasen
parent 7f4864e58d
commit 764e187fd9
8 changed files with 498 additions and 67 deletions
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15
gio/ChangeLog
View File

@ -1,3 +1,18 @@
2008-09-26 Matthias Clasen <mclasen@redhat.com>
Bug 545350 – GAppInfo deletion
Bug 545351 – Reset associations for content type
* gio.symbols:
* gappinfo.[hc]: New functions g_app_info_can_delete,
g_app_info_delete and g_app_info_reset_type_associations.
* gdesktopappinfo.c:
* gwin32appinfo.c: Implementations of these.
* tests/Makefile.am:
* tests/desktop-app-info.c: Tests for GAppInfo functionality.
2008-09-26 Dan Winship <danw@gnome.org>
Bug 505361 – gunixinputstream.c assumes poll() available

57
gio/gappinfo.c
View File

@ -574,6 +574,62 @@ g_app_info_launch_default_for_uri (const char *uri,
return res;
}
/**
* g_app_info_can_delete:
* @appinfo: a #GAppInfo
*
* Obtains the information whether the GAppInfo can be deleted.
* See g_app_info_delete().
*
* Returns: %TRUE if @appinfo can be deleted
*
* Since: 2.20
*/
gboolean
g_app_info_can_delete (GAppInfo *appinfo)
{
GAppInfoIface *iface;
g_return_val_if_fail (G_IS_APP_INFO (appinfo), FALSE);
iface = G_APP_INFO_GET_IFACE (appinfo);
if (iface->can_delete)
return (* iface->can_delete) (appinfo);
return FALSE;
}
/**
* g_app_info_delete:
* @appinfo: a #GAppInfo
*
* Tries to delete an #GAppInfo.
*
* On some platforms, there may be a difference between user-defined
* #GAppInfo<!-- -->s which can be deleted, and system-wide ones which
* cannot. See g_app_info_can_delete().
*
* Returns: %TRUE if @appinfo has been deleted
*
* Since: 2.20
*/
gboolean
g_app_info_delete (GAppInfo *appinfo)
{
GAppInfoIface *iface;
g_return_val_if_fail (G_IS_APP_INFO (appinfo), FALSE);
iface = G_APP_INFO_GET_IFACE (appinfo);
if (iface->do_delete)
return (* iface->do_delete) (appinfo);
return FALSE;
}
G_DEFINE_TYPE (GAppLaunchContext, g_app_launch_context, G_TYPE_OBJECT);
@ -690,5 +746,6 @@ g_app_launch_context_launch_failed (GAppLaunchContext *context,
class->launch_failed (context, startup_notify_id);
}
#define __G_APP_INFO_C__
#include "gioaliasdef.c"

7
gio/gappinfo.h
View File

@ -75,6 +75,8 @@ typedef struct _GAppLaunchContextPrivate GAppLaunchContextPrivate;
* @add_supports_type: Adds to the #GAppInfo information about supported file types.
* @can_remove_supports_type: Checks for support for removing supported file types from a #GAppInfo.
* @remove_supports_type: Removes a supported application type from a #GAppInfo.
* @can_delete: Checks if a #GAppInfo can be deleted. Since 2.20
* @do_delete: Deletes a #GAppInfo. Since 2.20
*
* Application Information interface, for operating system portability.
*/
@ -120,6 +122,8 @@ struct _GAppInfoIface
gboolean (* remove_supports_type) (GAppInfo *appinfo,
const char *content_type,
GError **error);
gboolean (* can_delete) (GAppInfo *appinfo);
gboolean (* do_delete) (GAppInfo *appinfo);
};
GType g_app_info_get_type (void) G_GNUC_CONST;
@ -160,9 +164,12 @@ gboolean g_app_info_can_remove_supports_type (GAppInfo *appin
gboolean g_app_info_remove_supports_type (GAppInfo *appinfo,
const char *content_type,
GError **error);
gboolean g_app_info_can_delete (GAppInfo *appinfo);
gboolean g_app_info_delete (GAppInfo *appinfo);
GList * g_app_info_get_all (void);
GList * g_app_info_get_all_for_type (const char *content_type);
void g_app_info_reset_type_associations (const char *content_type);
GAppInfo *g_app_info_get_default_for_type (const char *content_type,
gboolean must_support_uris);
GAppInfo *g_app_info_get_default_for_uri_scheme (const char *uri_scheme);

217
gio/gdesktopappinfo.c
View File

@ -1171,7 +1171,8 @@ update_mimeapps_list (const char *desktop_id,
char **list;
gsize length, data_size;
char *data;
int i, j;
int i, j, k;
char **content_types;
/* Don't add both at start and end */
g_assert (!(add_at_start && add_at_end));
@ -1191,75 +1192,109 @@ update_mimeapps_list (const char *desktop_id,
key_file = g_key_file_new ();
}
/* Add to the right place in the list */
length = 0;
old_list = g_key_file_get_string_list (key_file, ADDED_ASSOCIATIONS_GROUP,
content_type, &length, NULL);
list = g_new (char *, 1 + length + 1);
i = 0;
if (add_at_start)
list[i++] = g_strdup (desktop_id);
if (old_list)
if (content_type)
{
for (j = 0; old_list[j] != NULL; j++)
{
if (strcmp (old_list[j], desktop_id) != 0)
list[i++] = g_strdup (old_list[j]);
}
content_types = g_new (char *, 2);
content_types[0] = g_strdup (content_type);
content_types[1] = NULL;
}
if (add_at_end)
list[i++] = g_strdup (desktop_id);
list[i] = NULL;
g_strfreev (old_list);
g_key_file_set_string_list (key_file,
ADDED_ASSOCIATIONS_GROUP,
content_type,
(const char * const *)list, i);
g_strfreev (list);
/* Remove from removed associations group (unless remove) */
length = 0;
old_list = g_key_file_get_string_list (key_file, REMOVED_ASSOCIATIONS_GROUP,
content_type, &length, NULL);
list = g_new (char *, 1 + length + 1);
i = 0;
if (remove)
list[i++] = g_strdup (desktop_id);
if (old_list)
{
for (j = 0; old_list[j] != NULL; j++)
{
if (strcmp (old_list[j], desktop_id) != 0)
list[i++] = g_strdup (old_list[j]);
}
}
list[i] = NULL;
g_strfreev (old_list);
if (list[0] == NULL)
g_key_file_remove_key (key_file,
REMOVED_ASSOCIATIONS_GROUP,
content_type,
NULL);
else
g_key_file_set_string_list (key_file,
REMOVED_ASSOCIATIONS_GROUP,
content_type,
(const char * const *)list, i);
g_strfreev (list);
{
content_types = g_key_file_get_keys (key_file, ADDED_ASSOCIATIONS_GROUP, NULL, NULL);
}
for (k = 0; content_types && content_types[k]; k++)
{
/* Add to the right place in the list */
length = 0;
old_list = g_key_file_get_string_list (key_file, ADDED_ASSOCIATIONS_GROUP,
content_types[k], &length, NULL);
list = g_new (char *, 1 + length + 1);
i = 0;
if (add_at_start)
list[i++] = g_strdup (desktop_id);
if (old_list)
{
for (j = 0; old_list[j] != NULL; j++)
{
if (g_strcmp0 (old_list[j], desktop_id) != 0)
list[i++] = g_strdup (old_list[j]);
}
}
if (add_at_end)
list[i++] = g_strdup (desktop_id);
list[i] = NULL;
g_strfreev (old_list);
if (list[0] == NULL || desktop_id == NULL)
g_key_file_remove_key (key_file,
ADDED_ASSOCIATIONS_GROUP,
content_types[k],
NULL);
else
g_key_file_set_string_list (key_file,
ADDED_ASSOCIATIONS_GROUP,
content_types[k],
(const char * const *)list, i);
g_strfreev (list);
}
if (content_type)
{
/* reuse the list from above */
}
else
{
g_strfreev (content_types);
content_types = g_key_file_get_keys (key_file, REMOVED_ASSOCIATIONS_GROUP, NULL, NULL);
}
for (k = 0; content_types && content_types[k]; k++)
{
/* Remove from removed associations group (unless remove) */
length = 0;
old_list = g_key_file_get_string_list (key_file, REMOVED_ASSOCIATIONS_GROUP,
content_types[k], &length, NULL);
list = g_new (char *, 1 + length + 1);
i = 0;
if (remove)
list[i++] = g_strdup (desktop_id);
if (old_list)
{
for (j = 0; old_list[j] != NULL; j++)
{
if (g_strcmp0 (old_list[j], desktop_id) != 0)
list[i++] = g_strdup (old_list[j]);
}
}
list[i] = NULL;
g_strfreev (old_list);
if (list[0] == NULL || desktop_id == NULL)
g_key_file_remove_key (key_file,
REMOVED_ASSOCIATIONS_GROUP,
content_types[k],
NULL);
else
g_key_file_set_string_list (key_file,
REMOVED_ASSOCIATIONS_GROUP,
content_types[k],
(const char * const *)list, i);
g_strfreev (list);
}
g_strfreev (content_types);
data = g_key_file_to_data (key_file, &data_size, error);
g_key_file_free (key_file);
@ -1513,6 +1548,40 @@ g_desktop_app_info_ensure_saved (GDesktopAppInfo *info,
return TRUE;
}
static gboolean
g_desktop_app_info_can_delete (GAppInfo *appinfo)
{
GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
if (info->filename)
return g_access (info->filename, W_OK) == 0;
return FALSE;
}
static gboolean
g_desktop_app_info_delete (GAppInfo *appinfo)
{
GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
if (info->filename)
{
if (g_remove (info->filename) == 0)
{
update_mimeapps_list (info->desktop_id, NULL, FALSE, FALSE, FALSE, NULL);
g_free (info->filename);
info->filename = NULL;
g_free (info->desktop_id);
info->desktop_id = NULL;
return TRUE;
}
}
return FALSE;
}
/**
* g_app_info_create_from_commandline:
* @commandline: the commandline to use
@ -1586,6 +1655,8 @@ g_desktop_app_info_iface_init (GAppInfoIface *iface)
iface->add_supports_type = g_desktop_app_info_add_supports_type;
iface->can_remove_supports_type = g_desktop_app_info_can_remove_supports_type;
iface->remove_supports_type = g_desktop_app_info_remove_supports_type;
iface->can_delete = g_desktop_app_info_can_delete;
iface->do_delete = g_desktop_app_info_delete;
}
static gboolean
@ -1643,6 +1714,22 @@ g_app_info_get_all_for_type (const char *content_type)
return g_list_reverse (infos);
}
/**
* g_app_info_reset_type_associations:
* content_type: a content type
*
* Removes all changes to the type associations done by
* g_app_info_set_as_default_for_type(),
* g_app_info_set_as_default_for_extension(),
* g_app_info_add_supports_type() of g_app_info_remove_supports_type().
*
* Since: 2.20
*/
void
g_app_info_reset_type_associations (const char *content_type)
{
update_mimeapps_list (NULL, content_type, FALSE, FALSE, FALSE, NULL);
}
/**
* g_app_info_get_default_for_type:

3
gio/gio.symbols
View File

@ -48,6 +48,8 @@ g_app_info_add_supports_type
g_app_info_can_remove_supports_type
g_app_info_remove_supports_type
g_app_info_launch_default_for_uri
g_app_info_can_delete
g_app_info_delete
g_app_launch_context_new
g_app_launch_context_get_display
g_app_launch_context_get_startup_notify_id
@ -60,6 +62,7 @@ g_app_info_get_all
g_app_info_get_all_for_type
g_app_info_get_default_for_type
g_app_info_get_default_for_uri_scheme
g_app_info_reset_type_associations
#endif
#endif

6
gio/gwin32appinfo.c
View File

@ -661,3 +661,9 @@ g_app_info_get_all (void)
return g_list_reverse (infos);
}
void
g_app_info_reset_type_associations (const char *content_type)
{
/* nothing to do */
}

7
gio/tests/Makefile.am
View File

@ -22,7 +22,8 @@ TEST_PROGS += \
g-file \
g-file-info \
data-input-stream \
data-output-stream
data-output-stream \
desktop-app-info
if OS_UNIX
TEST_PROGS += live-g-file unix-streams
@ -49,7 +50,9 @@ data_output_stream_LDADD = $(progs_ldadd)
live_g_file_SOURCES = live-g-file.c
live_g_file_LDADD = $(progs_ldadd)
desktop_app_info_SOURCES = desktop-app-info.c
desktop_app_info_LDADD = $(progs_ldadd)
unix_streams_SOURCES = unix-streams.c
unix_streams_LDADD = $(progs_ldadd) \
$(top_builddir)/gthread/libgthread-2.0.la

253
gio/tests/desktop-app-info.c Normal file
View File

@ -0,0 +1,253 @@
/*
* Copyright (C) 2008 Red Hat, Inc
*
* This library 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 of the License, or (at your option) any later version.
*
* This library 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 library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* Author: Matthias Clasen
*/
#include <glib/glib.h>
#include <gio/gio.h>
#include <gio/gdesktopappinfo.h>
#include <stdlib.h>
#include <string.h>
static char *basedir;
static GAppInfo *
create_app_info (const char *name)
{
GError *error;
GAppInfo *info;
error = NULL;
info = g_app_info_create_from_commandline ("/usr/bin/true blah",
name,
G_APP_INFO_CREATE_NONE,
&error);
g_assert (error == NULL);
/* this is necessary to ensure that the info is saved */
g_app_info_set_as_default_for_type (info, "application/x-blah", &error);
g_assert (error == NULL);
g_app_info_remove_supports_type (info, "application/x-blah", &error);
g_assert (error == NULL);
g_app_info_reset_type_associations ("application/x-blah");
return info;
}
static void
test_delete (void)
{
GAppInfo *info;
const char *id;
char *filename;
gboolean res;
info = create_app_info ("Blah");
id = g_app_info_get_id (info);
g_assert (id != NULL);
filename = g_build_filename (basedir, "applications", id, NULL);
res = g_file_test (filename, G_FILE_TEST_EXISTS);
g_assert (res);
res = g_app_info_can_delete (info);
g_assert (res);
res = g_app_info_delete (info);
g_assert (res);
res = g_file_test (filename, G_FILE_TEST_EXISTS);
g_assert (!res);
g_object_unref (info);
if (g_file_test ("/usr/share/applications/gedit.desktop", G_FILE_TEST_EXISTS))
{
info = (GAppInfo*)g_desktop_app_info_new ("gedit.desktop");
g_assert (info);
res = g_app_info_can_delete (info);
g_assert (!res);
res = g_app_info_delete (info);
g_assert (!res);
}
}
static void
test_default (void)
{
GAppInfo *info, *info1, *info2, *info3;
GList *list;
GError *error = NULL;
info1 = create_app_info ("Blah1");
info2 = create_app_info ("Blah2");
info3 = create_app_info ("Blah3");
g_app_info_set_as_default_for_type (info1, "application/x-test", &error);
g_assert (error == NULL);
g_app_info_set_as_default_for_type (info2, "application/x-test", &error);
g_assert (error == NULL);
list = g_app_info_get_all_for_type ("application/x-test");
g_assert (g_list_length (list) == 2);
/* check that both are in the list, info2 before info1 */
info = (GAppInfo *)list->data;
g_assert (g_strcmp0 (g_app_info_get_id (info), g_app_info_get_id (info2)) == 0);
info = (GAppInfo *)list->next->data;
g_assert (g_strcmp0 (g_app_info_get_id (info), g_app_info_get_id (info1)) == 0);
g_list_foreach (list, (GFunc)g_object_unref, NULL);
g_list_free (list);
/* now try adding something at the end */
g_app_info_add_supports_type (info3, "application/x-test", &error);
g_assert (error == NULL);
list = g_app_info_get_all_for_type ("application/x-test");
g_assert (g_list_length (list) == 3);
/* check that all are in the list, info2, info1, info3 */
info = (GAppInfo *)list->data;
g_assert (g_strcmp0 (g_app_info_get_id (info), g_app_info_get_id (info2)) == 0);
info = (GAppInfo *)list->next->data;
g_assert (g_strcmp0 (g_app_info_get_id (info), g_app_info_get_id (info1)) == 0);
info = (GAppInfo *)list->next->next->data;
g_assert (g_strcmp0 (g_app_info_get_id (info), g_app_info_get_id (info3)) == 0);
g_list_foreach (list, (GFunc)g_object_unref, NULL);
g_list_free (list);
/* now remove info1 again */
g_app_info_remove_supports_type (info1, "application/x-test", &error);
g_assert (error == NULL);
list = g_app_info_get_all_for_type ("application/x-test");
g_assert (g_list_length (list) == 2);
/* check that both are in the list, info2 before info3 */
info = (GAppInfo *)list->data;
g_assert (g_strcmp0 (g_app_info_get_id (info), g_app_info_get_id (info2)) == 0);
info = (GAppInfo *)list->next->data;
g_assert (g_strcmp0 (g_app_info_get_id (info), g_app_info_get_id (info3)) == 0);
g_list_foreach (list, (GFunc)g_object_unref, NULL);
g_list_free (list);
/* now clean it all up */
g_app_info_reset_type_associations ("application/x-test");
list = g_app_info_get_all_for_type ("application/x-test");
g_assert (list == NULL);
g_app_info_delete (info1);
g_app_info_delete (info2);
g_app_info_delete (info3);
g_object_unref (info1);
g_object_unref (info2);
}
static void
cleanup_dir_recurse (GFile *parent, GFile *root)
{
gboolean res;
GError *error;
GFileEnumerator *enumerator;
GFileInfo *info;
GFile *descend;
char *relative_path;
g_assert (root != NULL);
error = NULL;
enumerator =
g_file_enumerate_children (parent, "*",
G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS, NULL,
&error);
if (! enumerator)
return;
error = NULL;
info = g_file_enumerator_next_file (enumerator, NULL, &error);
while ((info) && (!error))
{
descend = g_file_get_child (parent, g_file_info_get_name (info));
g_assert (descend != NULL);
relative_path = g_file_get_relative_path (root, descend);
g_assert (relative_path != NULL);
if (g_file_info_get_file_type (info) == G_FILE_TYPE_DIRECTORY)
cleanup_dir_recurse (descend, root);
error = NULL;
res = g_file_delete (descend, NULL, &error);
g_assert_cmpint (res, ==, TRUE);
g_object_unref (descend);
error = NULL;
info = g_file_enumerator_next_file (enumerator, NULL, &error);
}
g_assert (error == NULL);
error = NULL;
res = g_file_enumerator_close (enumerator, NULL, &error);
g_assert_cmpint (res, ==, TRUE);
g_assert (error == NULL);
}
static void
cleanup_subdirs (const char *basedir)
{
GFile *base, *file;
base = g_file_new_for_path (basedir);
file = g_file_get_child (base, "applications");
cleanup_dir_recurse (file, file);
g_object_unref (file);
file = g_file_get_child (base, "mime");
cleanup_dir_recurse (file, file);
g_object_unref (file);
}
int
main (int argc,
char *argv[])
{
g_type_init ();
g_test_init (&argc, &argv, NULL);
basedir = g_get_current_dir ();
g_setenv ("XDG_DATA_HOME", basedir, TRUE);
cleanup_subdirs (basedir);
g_test_add_func ("/desktop-app-info/delete", test_delete);
g_test_add_func ("/desktop-app-info/default", test_default);
return g_test_run();
}