Add option to automatically sort the file after an operation.

bin/topydo.conf

@@ -17,6 +17,7 @@ tag_due                     = due
 tag_star                    = star
 
 [sort]
+keep_sorted                 = 0
 sort_string                 = desc:importance,due,desc:priority
 
 ; For calculating importance

topydo/cli/Main.py

@@ -106,6 +106,10 @@ class CLIApplication(object):
             if archive.is_dirty():
                 archive_file.write(str(archive))
 
+    def execute(self, p_command, p_args):
+        command = p_command(p_args, self.todolist, lambda o: write(sys.stdout, o), error, raw_input)
+        return False if command.execute() == False else True
+
     def run(self):
         """ Main entry function. """
         todofile = TodoFile.TodoFile(config().todotxt())
@@ -145,16 +149,15 @@ class CLIApplication(object):
             subcommand = config().default_command()
             args = arguments(1)
 
-        command = subcommand_map[subcommand](args, self.todolist,
-            lambda o: write(sys.stdout, o),
-            error,
-            raw_input)
-
-        if command.execute() == False:
+        if self.execute(subcommand_map[subcommand], args) == False:
             exit(1)
 
         if self.todolist.is_dirty():
             self.archive()
+
+            if config().keep_sorted():
+                self.execute(SortCommand, [])
+
             todofile.write(str(self.todolist))
 
 if __name__ == '__main__':

topydo/lib/Config.py

@@ -47,6 +47,7 @@ class _Config:
             'tag_star': 'star',
 
             # sort
+            'keep_sorted': '0',
             'sort_string': 'desc:importance,due,desc:priority',
             'ignore_weekends': '1',
         }
@@ -104,6 +105,12 @@ class _Config:
         except ValueError:
             return int(self.defaults['indent'])
 
+    def keep_sorted(self):
+        try:
+            return self.cp.getboolean('sort', 'keep_sorted')
+        except ValueError:
+            return self.defaults['keep_sorted'] == '1'
+
     def sort_string(self):
         return self.cp.get('sort', 'sort_string')