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gio: make g_document_portal_add_documents() fall back to read-only access

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This commit is contained in:
James Henstridge 2019-01-23 19:55:24 +08:00
parent 9dc0d6bfa5
commit b8477255b3
2 changed files with 7 additions and 73 deletions
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77
gio/gdocumentportal.c
View File

@ -89,76 +89,6 @@ init_document_portal (void)
return (documents != NULL && documents_mountpoint != NULL);
}
char *
g_document_portal_add_document (GFile *file,
GError **error)
{
char *doc_path, *basename;
char *doc_id = NULL;
char *doc_uri = NULL;
char *path = NULL;
GUnixFDList *fd_list = NULL;
int fd, fd_in, errsv;
gboolean ret;
if (!init_document_portal ())
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_INITIALIZED,
"Document portal is not available");
goto out;
}
path = g_file_get_path (file);
fd = g_open (path, O_RDWR | O_CLOEXEC);
errsv = errno;
if (fd == -1)
{
g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errsv),
"Failed to open %s", path);
goto out;
}
#ifndef HAVE_O_CLOEXEC
fcntl (fd, F_SETFD, FD_CLOEXEC);
#endif
fd_list = g_unix_fd_list_new ();
fd_in = g_unix_fd_list_append (fd_list, fd, error);
g_close (fd, NULL);
if (fd_in == -1)
goto out;
ret = gxdp_documents_call_add_sync (documents,
g_variant_new_handle (fd_in),
TRUE,
TRUE,
fd_list,
&doc_id,
NULL,
NULL,
error);
if (!ret)
goto out;
basename = g_path_get_basename (path);
doc_path = g_build_filename (documents_mountpoint, doc_id, basename, NULL);
g_free (basename);
doc_uri = g_filename_to_uri (doc_path, NULL, NULL);
g_free (doc_path);
out:
if (fd_list)
g_object_unref (fd_list);
g_free (path);
g_free (doc_id);
return doc_uri;
}
/* Flags accepted by org.freedesktop.portal.Documents.AddFull */
enum {
XDP_ADD_FLAGS_REUSE_EXISTING = (1 << 0),
@ -208,6 +138,13 @@ g_document_portal_add_documents (GList *uris,
int fd;
fd = g_open (path, O_CLOEXEC | O_RDWR);
if (fd == -1 && (errno == EACCES || errno == EISDIR))
{
/* If we don't have write access, fall back to read-only,
* and stop requesting the write permission */
fd = g_open (path, O_CLOEXEC | O_RDONLY);
permissions[1] = NULL;
}
if (fd >= 0)
{
#ifndef HAVE_O_CLOEXEC

3
gio/gdocumentportal.h
View File

@ -23,9 +23,6 @@
G_BEGIN_DECLS
char * g_document_portal_add_document (GFile *file,
GError **error);
GList * g_document_portal_add_documents (GList *uris,
const char *app_id,
GError **error);