Add an opt-in infotext user name setting

modules/processing.py

@@ -580,7 +580,7 @@ def create_infotext(p, all_prompts, all_seeds, all_subseeds, comments=None, iter
         "NGMS": None if p.s_min_uncond == 0 else p.s_min_uncond,
         **p.extra_generation_params,
         "Version": program_version() if opts.add_version_to_infotext else None,
-        "User": p.user,
+        "User": p.user if opts.add_user_name_to_info else None,
     }
 
     generation_params_text = ", ".join([k if k == v else f'{k}: {generation_parameters_copypaste.quote(v)}' for k, v in generation_params.items() if v is not None])

modules/shared.py

@@ -496,6 +496,7 @@ options_templates.update(options_section(('ui', "User interface"), {
 options_templates.update(options_section(('infotext', "Infotext"), {
     "add_model_hash_to_info": OptionInfo(True, "Add model hash to generation information"),
     "add_model_name_to_info": OptionInfo(True, "Add model name to generation information"),
+    "add_user_name_to_info": OptionInfo(False, "Add user name to generation information when authenticated"),
     "add_version_to_infotext": OptionInfo(True, "Add program version to generation information"),
     "disable_weights_auto_swap": OptionInfo(True, "When reading generation parameters from text into UI (from PNG info or pasted text), do not change the selected model/checkpoint."),
 }))