#include "job.h"
#include "util.h"
-using namespace std;
-using namespace boost;
+using std::string;
+using std::list;
+using std::stringstream;
+using boost::shared_ptr;
-/** @param s FilmState for the film that we are operating on.
- * @param l A log that we can write to.
+/** @param s Film that we are operating on.
+ * @param req Job that must be completed before this job is run.
*/
-Job::Job (shared_ptr<const FilmState> s, Log* l, shared_ptr<Job> req)
- : _fs (s)
- , _log (l)
+Job::Job (shared_ptr<Film> f, shared_ptr<Job> req)
+ : _film (f)
, _required (req)
, _state (NEW)
, _start_time (0)
, _progress_unknown (false)
, _ran_for (0)
{
- assert (_log);
-
descend (1);
}
set_progress (1);
set_state (FINISHED_ERROR);
- set_error (String::compose ("%1 (%2)", e.what(), filesystem::path (e.filename()).leaf()));
+ string m = String::compose ("An error occurred whilst handling the file %1.", boost::filesystem::path (e.filename()).leaf());
+
+ boost::filesystem::space_info const s = boost::filesystem::space (e.filename());
+ if (s.available < pow (1024, 3)) {
+ m += "\n\nThe drive that the film is stored on is low in disc space. Free some more space and try again.";
+ }
+
+ set_error (e.what(), m);
+
} catch (std::exception& e) {
set_progress (1);
set_state (FINISHED_ERROR);
- set_error (e.what ());
+ set_error (
+ e.what (),
+ "It is not known what caused this error. The best idea is to report the problem to the DVD-o-matic mailing list (dvdomatic@carlh.net)"
+ );
+
+ } catch (...) {
+
+ set_progress (1);
+ set_state (FINISHED_ERROR);
+ set_error (
+ "Unknown error",
+ "It is not known what caused this error. The best idea is to report the problem to the DVD-o-matic mailing list (dvdomatic@carlh.net)"
+ );
}
}
+/** @return true if this job is new (ie has not started running) */
bool
Job::is_new () const
{
if (_state == FINISHED_OK || _state == FINISHED_ERROR) {
_ran_for = elapsed_time ();
+ Finished ();
}
}
-/** A hack to work around our lack of cross-thread
- * signalling; this emits Finished, and listeners
- * assume that it will be emitted in the GUI thread,
- * so this method must be called from the GUI thread.
- */
-void
-Job::emit_finished ()
-{
- Finished ();
-}
-
/** @return Time (in seconds) that this job has been running */
int
Job::elapsed_time () const
_stack.push_back (Level (a));
}
-/** @return Any error string that the job has generated */
string
-Job::error () const
+Job::error_details () const
{
boost::mutex::scoped_lock lm (_state_mutex);
- return _error;
+ return _error_details;
+}
+
+/** @return A summary of any error that the job has generated */
+string
+Job::error_summary () const
+{
+ boost::mutex::scoped_lock lm (_state_mutex);
+ return _error_summary;
}
/** Set the current error string.
* @param e New error string.
*/
void
-Job::set_error (string e)
+Job::set_error (string s, string d)
{
boost::mutex::scoped_lock lm (_state_mutex);
- _error = e;
+ _error_summary = s;
+ _error_details = d;
}
/** Say that this job's progress will be unknown until further notice */
float const p = overall_progress ();
int const t = elapsed_time ();
int const r = remaining_time ();
-
+
stringstream s;
if (!finished () && p >= 0 && t > 10 && r > 0) {
s << rint (p * 100) << "%; " << seconds_to_approximate_hms (r) << " remaining";
} else if (finished_ok ()) {
s << "OK (ran for " << seconds_to_hms (_ran_for) << ")";
} else if (finished_in_error ()) {
- s << "Error (" << error() << ")";
+ s << "Error (" << error_summary() << ")";
}
return s.str ();