[actions] add 'abort' and 'terminate' actions (#5778)

docs/configuration.rst

@@ -984,6 +984,10 @@ Description
         | Can be one of ``debug``, ``info``, ``warning``, ``error`` or an integer value.
     ``print``
         Write argument to stdout.
+    ``abort``:
+        Stop the current extractor run.
+    ``terminate``:
+        Stop the current extractor run, including parent extractors.
     ``restart``:
         Restart the current extractor run.
     ``wait``:

gallery_dl/__init__.py

@@ -299,6 +299,8 @@ def main():
                     else:
                         input_manager.success()
 
+                except exception.StopExtraction:
+                    pass
                 except exception.TerminateExtraction:
                     pass
                 except exception.RestartExtraction:

gallery_dl/actions.py

@@ -86,6 +86,14 @@ def action_wait(opts):
     return _wait
 
 
+def action_abort(opts):
+    return util.raises(exception.StopExtraction)
+
+
+def action_terminate(opts):
+    return util.raises(exception.TerminateExtraction)
+
+
 def action_restart(opts):
     return util.raises(exception.RestartExtraction)
 
@@ -105,6 +113,8 @@ ACTIONS = {
     "print"    : action_print,
     "status"   : action_status,
     "level"    : action_level,
+    "abort"    : action_abort,
+    "terminate": action_terminate,
     "restart"  : action_restart,
     "wait"     : action_wait,
     "exit"     : action_exit,