FileSource::FileSource (Session& session, DataType type, const string& path, const string& origin, Source::Flag flag)
: Source(session, type, path, flag)
, _path (path)
- , _file_is_new (!origin.empty()) // origin empty => new file VS. origin !empty => new file
+ , _file_is_new (!origin.empty()) // if origin is left unspecified (empty string) then file must exist
, _channel (0)
, _origin (origin)
- , _open (false)
{
set_within_session_from_path (path);
-
- prevent_deletion ();
}
FileSource::FileSource (Session& session, const XMLNode& node, bool /*must_exist*/)
: Source (session, node)
, _file_is_new (false)
+ , _channel (0)
{
/* this setting of _path is temporary - we expect derived classes
to call ::init() which will actually locate the file
_path = _name;
_within_session = true;
+}
- prevent_deletion ();
+FileSource::~FileSource()
+{
}
void
-FileSource::prevent_deletion ()
+FileSource::existence_check ()
{
- /* if this file already exists, it cannot be removed, ever
- */
-
if (Glib::file_test (_path, Glib::FILE_TEST_EXISTS)) {
- if (!(_flags & Destructive)) {
- mark_immutable ();
- } else {
- _flags = Flag (_flags & ~(Removable|RemovableIfEmpty|RemoveAtDestroy));
- }
- }
+ prevent_deletion ();
+ }
+}
+
+void
+FileSource::prevent_deletion ()
+{
+ if (!(_flags & Destructive)) {
+ mark_immutable ();
+ } else {
+ _flags = Flag (_flags & ~(Removable|RemovableIfEmpty|RemoveAtDestroy));
+ }
}
bool
{
bool r = ((_flags & Removable)
&& ((_flags & RemoveAtDestroy) ||
- ((_flags & RemovableIfEmpty) && empty() == 0)));
+ ((_flags & RemovableIfEmpty) && empty())));
return r;
}
if (move_dependents_to_trash() != 0) {
/* try to back out */
- rename (newpath.c_str(), _path.c_str());
+ ::rename (newpath.c_str(), _path.c_str());
return -1;
}
goto out;
}
- hits.clear ();
-
for (vector<string>::iterator i = dirs.begin(); i != dirs.end(); ++i) {
fullpath = Glib::build_filename (*i, path);
/* no match: error */
if (must_exist) {
- error << string_compose(
- _("Filesource: cannot find required file (%1)"), path) << endmsg;
+ /* do not generate an error here, leave that to
+ whoever deals with the false return value.
+ */
goto out;
} else {
isnew = true;
keeppath = de_duped_hits[0];
}
-
- } else {
+
+ } else {
keeppath = path;
}
/* Current find() is unable to parse relative path names to yet non-existant
sources. QuickFix(tm)
*/
- if (keeppath == "") {
- if (must_exist) {
+
+ if (keeppath.empty()) {
+ if (must_exist) {
error << "FileSource::find(), keeppath = \"\", but the file must exist" << endl;
} else {
keeppath = path;
if (must_exist) {
error << string_compose(
- _("Filesource: cannot find required file (%1): while searching")
- , pathstr) << endmsg;
+ _("Filesource: cannot find required file (%1)"), pathstr) << endmsg;
goto out;
} else {
isnew = true;
goto out;
}
-#ifndef WIN32
+#ifndef PLATFORM_WINDOWS
if (errno != ENOENT) {
error << string_compose(
_("Filesource: cannot check for existing file (%1): %2"),
return ret;
}
-int
-FileSource::set_source_name (const string& newname, bool destructive)
-{
- Glib::Threads::Mutex::Lock lm (_lock);
- string oldpath = _path;
- string newpath = _session.change_source_path_by_name (oldpath, _name, newname, destructive);
-
- if (newpath.empty()) {
- error << string_compose (_("programming error: %1"), "cannot generate a changed file path") << endmsg;
- return -1;
- }
-
- // Test whether newpath exists, if yes notify the user but continue.
- if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
- error << string_compose (_("Programming error! %1 tried to rename a file over another file! It's safe to continue working, but please report this to the developers."), PROGRAM_NAME) << endmsg;
- return -1;
- }
-
- if (::rename (oldpath.c_str(), newpath.c_str()) != 0) {
- error << string_compose (_("cannot rename file %1 to %2 (%3)"), oldpath, newpath, strerror(errno)) << endmsg;
- return -1;
- }
-
- _name = Glib::path_get_basename (newpath);
- _path = newpath;
-
- return 0;
-}
-
void
FileSource::mark_immutable ()
{
FileSource::set_path (const std::string& newpath)
{
_path = newpath;
+ set_within_session_from_path (newpath);
+ if (_within_session) {
+ _origin = Glib::path_get_basename (newpath);
+ } else {
+ _origin = newpath;
+ }
}
void
Source::inc_use_count ();
}
+bool
+FileSource::is_stub () const
+{
+ if (!empty()) {
+ return false;
+ }
+
+ if (!removable()) {
+ return false;
+ }
+
+ if (Glib::file_test (_path, Glib::FILE_TEST_EXISTS)) {
+ return false;
+ }
+
+ return true;
+}
+
+int
+FileSource::rename (const string& newpath)
+{
+ Glib::Threads::Mutex::Lock lm (_lock);
+ string oldpath = _path;
+
+ // Test whether newpath exists, if yes notify the user but continue.
+ if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
+ error << string_compose (_("Programming error! %1 tried to rename a file over another file! It's safe to continue working, but please report this to the developers."), PROGRAM_NAME) << endmsg;
+ return -1;
+ }
+
+ if (Glib::file_test (oldpath.c_str(), Glib::FILE_TEST_EXISTS)) {
+ /* rename only needed if file exists on disk */
+ if (::rename (oldpath.c_str(), newpath.c_str()) != 0) {
+ error << string_compose (_("cannot rename file %1 to %2 (%3)"), oldpath, newpath, strerror(errno)) << endmsg;
+ return -1;
+ }
+ }
+
+ _name = Glib::path_get_basename (newpath);
+ _path = newpath;
+
+ return 0;
+}
+
+