Fix #562: Add start command

printrun/pronsole.py

@@ -1150,6 +1150,14 @@ class pronsole(cmd.Cmd):
                 self.compute_eta = RemainingTimeEstimator(self.fgcode)
             else:
                 self.compute_eta = None
+
+            if self.settings.start_command:
+                output = get_command_output(self.settings.start_command,
+                                            {"$s": str(self.filename),
+                                             "$t": format_time(time.time())})
+                if output:
+                    self.log("Start command output:")
+                    self.log(output.rstrip())
         try:
             powerset_print_start(reason = "Preventing sleep during print")
         except:

printrun/settings.py

@@ -272,6 +272,7 @@ class Settings(object):
         self._add(SpinSetting("e_feedrate", 100, 0, 1000, _("E manual feedrate"), _("Feedrate for Control Panel Moves in Extrusions (mm/min)"), "Printer"))
         self._add(StringSetting("slicecommand", "python skeinforge/skeinforge_application/skeinforge_utilities/skeinforge_craft.py $s", _("Slice command"), _("Slice command"), "External"))
         self._add(StringSetting("sliceoptscommand", "python skeinforge/skeinforge_application/skeinforge.py", _("Slicer options command"), _("Slice settings command"), "External"))
+        self._add(StringSetting("start_command", "", _("Start command"), _("Executable to run when the print is started"), "External"))
         self._add(StringSetting("final_command", "", _("Final command"), _("Executable to run when the print is finished"), "External"))
         self._add(StringSetting("error_command", "", _("Error command"), _("Executable to run when an error occurs"), "External"))