UI: show blocking popup when auto execution of scripts is disabled.

This is important information, and it was easily missed at the top/bottom of
the screen.

Ref T57197.

7 files changed, 112 insertions, 40 deletions

diff --git a/source/blender/editors/space_script/script_edit.c b/source/blender/editors/space_script/script_edit.c
index 6bfb51d07c6..beff7c8211d 100644
--- a/source/blender/editors/space_script/script_edit.c
+++ b/source/blender/editors/space_script/script_edit.c
@@ -145,23 +145,3 @@ void SCRIPT_OT_reload(wmOperatorType *ot)
 	/* api callbacks */
 	ot->exec = script_reload_exec;
 }
-
-static int script_autoexec_warn_clear_exec(bContext *UNUSED(C), wmOperator *UNUSED(op))
-{
-	G.f |= G_SCRIPT_AUTOEXEC_FAIL_QUIET;
-	return OPERATOR_FINISHED;
-}
-
-void SCRIPT_OT_autoexec_warn_clear(wmOperatorType *ot)
-{
-	/* identifiers */
-	ot->name = "Continue Untrusted";
-	ot->description = "Ignore autoexec warning";
-	ot->idname = "SCRIPT_OT_autoexec_warn_clear";
-
-	/* flags */
-	ot->flag = OPTYPE_INTERNAL;
-
-	/* api callbacks */
-	ot->exec = script_autoexec_warn_clear_exec;
-}
diff --git a/source/blender/editors/space_script/script_intern.h b/source/blender/editors/space_script/script_intern.h
index 0e0936cf082..649992fec4f 100644
--- a/source/blender/editors/space_script/script_intern.h
+++ b/source/blender/editors/space_script/script_intern.h
@@ -40,6 +40,5 @@ void script_keymap(struct wmKeyConfig *keyconf);
 /* script_edit.c */
 void SCRIPT_OT_reload(struct wmOperatorType *ot);
 void SCRIPT_OT_python_file_run(struct wmOperatorType *ot);
-void SCRIPT_OT_autoexec_warn_clear(struct wmOperatorType *ot);
 
 #endif /* __SCRIPT_INTERN_H__ */
diff --git a/source/blender/editors/space_script/script_ops.c b/source/blender/editors/space_script/script_ops.c
index 41c07596a3b..90eb38db7f7 100644
--- a/source/blender/editors/space_script/script_ops.c
+++ b/source/blender/editors/space_script/script_ops.c
@@ -44,7 +44,6 @@ void script_operatortypes(void)
 {
 	WM_operatortype_append(SCRIPT_OT_python_file_run);
 	WM_operatortype_append(SCRIPT_OT_reload);
-	WM_operatortype_append(SCRIPT_OT_autoexec_warn_clear);
 }
 
 void script_keymap(wmKeyConfig *UNUSED(keyconf))
diff --git a/source/blender/python/intern/bpy_app.c b/source/blender/python/intern/bpy_app.c
index d8c74bdf565..97ac975c958 100644
--- a/source/blender/python/intern/bpy_app.c
+++ b/source/blender/python/intern/bpy_app.c
@@ -316,12 +316,6 @@ static int bpy_app_debug_value_set(PyObject *UNUSED(self), PyObject *value, void
 	return 0;
 }
 
-static PyObject *bpy_app_global_flag_get(PyObject *UNUSED(self), void *closure)
-{
-	const int flag = POINTER_AS_INT(closure);
-	return PyBool_FromLong(G.f & flag);
-}
-
 PyDoc_STRVAR(bpy_app_tempdir_doc,
 "String, the temp directory used by blender (read-only)"
 );
@@ -353,12 +347,6 @@ static PyObject *bpy_app_preview_render_size_get(PyObject *UNUSED(self), void *c
 	return PyLong_FromLong((long)UI_preview_render_size(POINTER_AS_INT(closure)));
 }
 
-static PyObject *bpy_app_autoexec_fail_message_get(PyObject *UNUSED(self), void *UNUSED(closure))
-{
-	return PyC_UnicodeFromByte(G.autoexec_fail);
-}
-
-
 PyDoc_STRVAR(bpy_app_use_static_override_doc,
 "Boolean, whether static override is exposed in UI or not."
 );
@@ -410,12 +398,6 @@ static PyGetSetDef bpy_app_getsets[] = {
 
 	{(char *)"render_icon_size", bpy_app_preview_render_size_get, NULL, (char *)bpy_app_preview_render_size_doc, (void *)ICON_SIZE_ICON},
 	{(char *)"render_preview_size", bpy_app_preview_render_size_get, NULL, (char *)bpy_app_preview_render_size_doc, (void *)ICON_SIZE_PREVIEW},
-
-	/* security */
-	{(char *)"autoexec_fail", bpy_app_global_flag_get, NULL, NULL, (void *)G_SCRIPT_AUTOEXEC_FAIL},
-	{(char *)"autoexec_fail_quiet", bpy_app_global_flag_get, NULL, NULL, (void *)G_SCRIPT_AUTOEXEC_FAIL_QUIET},
-	{(char *)"autoexec_fail_message", bpy_app_autoexec_fail_message_get, NULL, NULL, NULL},
-	{NULL, NULL, NULL, NULL, NULL}
 };
 
 static void py_struct_seq_getset_init(void)
diff --git a/source/blender/windowmanager/intern/wm_event_system.c b/source/blender/windowmanager/intern/wm_event_system.c
index e562053b62c..c829dd9b589 100644
--- a/source/blender/windowmanager/intern/wm_event_system.c
+++ b/source/blender/windowmanager/intern/wm_event_system.c
@@ -521,6 +521,9 @@ void wm_event_do_notifiers(bContext *C)
 		WM_window_cursor_keymap_status_refresh(C, win);
 		CTX_wm_window_set(C, NULL);
 	}
+
+	/* Autorun warning */
+	wm_test_autorun_warning(C);
 }
 
 static int wm_event_always_pass(const wmEvent *event)
diff --git a/source/blender/windowmanager/intern/wm_files.c b/source/blender/windowmanager/intern/wm_files.c
index 2283ae0118b..05f139858a5 100644
--- a/source/blender/windowmanager/intern/wm_files.c
+++ b/source/blender/windowmanager/intern/wm_files.c
@@ -2322,3 +2322,110 @@ void WM_OT_save_mainfile(wmOperatorType *ot)
 }
 
 /** \} */
+
+/** \name Auto-execution of scripts warning popup
+ *
+ * \{ */
+
+static void wm_block_autorun_warning_ignore(bContext *C, void *arg_block, void *UNUSED(arg))
+{
+	wmWindow *win = CTX_wm_window(C);
+	UI_popup_block_close(C, win, arg_block);
+}
+
+static void wm_block_autorun_warning_allow(bContext *C, void *arg_block, void *UNUSED(arg))
+{
+	PointerRNA props_ptr;
+	wmWindow *win = CTX_wm_window(C);
+
+	UI_popup_block_close(C, win, arg_block);
+
+	wmOperatorType *ot = WM_operatortype_find("WM_OT_revert_mainfile", false);
+
+	WM_operator_properties_create_ptr(&props_ptr, ot);
+	RNA_boolean_set(&props_ptr, "use_scripts", true);
+	WM_operator_name_call_ptr(C, ot, WM_OP_EXEC_DEFAULT, &props_ptr);
+	WM_operator_properties_free(&props_ptr);
+}
+
+/* Build the autorun warning dialog UI */
+static uiBlock *block_create_autorun_warning(struct bContext *C, struct ARegion *ar, void *UNUSED(arg1))
+{
+	uiStyle *style = UI_style_get();
+	uiBlock *block = UI_block_begin(C, ar, "autorun_warning_popup", UI_EMBOSS);
+
+	UI_block_flag_enable(block, UI_BLOCK_KEEP_OPEN | UI_BLOCK_LOOP | UI_BLOCK_NO_WIN_CLIP | UI_BLOCK_NUMSELECT);
+	UI_block_theme_style_set(block, UI_BLOCK_THEME_STYLE_POPUP);
+	UI_block_emboss_set(block, UI_EMBOSS);
+
+	uiLayout *layout = UI_block_layout(
+	        block, UI_LAYOUT_VERTICAL, UI_LAYOUT_PANEL, 10, 2, U.widget_unit * 24, U.widget_unit * 6, 0, style);
+
+	/* Text and some vertical space */
+	uiLayout *col = uiLayoutColumn(layout, true);
+	uiItemL(col, IFACE_("For security reasons, automatic execution of Python scripts in this file was disabled:"), ICON_ERROR);
+	uiLayout *sub = uiLayoutRow(col, true);
+	uiLayoutSetRedAlert(sub, true);
+	uiItemL(sub, G.autoexec_fail, ICON_BLANK1);
+	uiItemL(col, IFACE_("This may lead to unexpected behavior."), ICON_BLANK1);
+
+	uiItemS(layout);
+	uiItemS(layout);
+
+	/* Buttons */
+	uiBut *but;
+	uiLayout *split = uiLayoutSplit(layout, 0.0f, true);
+	col = uiLayoutColumn(split, false);
+
+	/* Allow reload if we have a saved file. */
+	if (G.relbase_valid) {
+		but = uiDefIconTextBut(
+				block, UI_BTYPE_BUT, 0, ICON_NONE, IFACE_("Allow Executon"), 0, 0, 50, UI_UNIT_Y,
+				NULL, 0, 0, 0, 0, TIP_("Reload file with execution of Python scripts enabled"));
+		UI_but_func_set(but, wm_block_autorun_warning_allow, block, NULL);
+	}
+	else {
+		uiItemS(col);
+	}
+
+	/* empty space between buttons */
+	col = uiLayoutColumn(split, false);
+	uiItemS(col);
+
+	col = uiLayoutColumn(split, 1);
+	but = uiDefIconTextBut(
+	        block, UI_BTYPE_BUT, 0, ICON_NONE, IFACE_("Ignore"), 0, 0, 50, UI_UNIT_Y,
+	        NULL, 0, 0, 0, 0, TIP_("Continue using file without Python scripts"));
+	UI_but_func_set(but, wm_block_autorun_warning_ignore, block, NULL);
+
+	UI_block_bounds_set_centered(block, 10);
+
+	return block;
+}
+
+void wm_test_autorun_warning(bContext *C)
+{
+	/* Test if any auto-execution of scripts failed. */
+	if ((G.f & G_SCRIPT_AUTOEXEC_FAIL) == 0) {
+		return;
+	}
+
+	/* Only show the warning once. */
+	if (G.f & G_SCRIPT_AUTOEXEC_FAIL_QUIET) {
+		return;
+	}
+
+	G.f |= G_SCRIPT_AUTOEXEC_FAIL_QUIET;
+
+	wmWindowManager *wm = CTX_wm_manager(C);
+	wmWindow *win = (wm->winactive) ? wm->winactive : wm->windows.first;
+
+	if (win) {
+		wmWindow *prevwin = CTX_wm_window(C);
+		CTX_wm_window_set(C, win);
+		UI_popup_block_invoke(C, block_create_autorun_warning, NULL);
+		CTX_wm_window_set(C, prevwin);
+	}
+}
+
+/** \} */
diff --git a/source/blender/windowmanager/wm_window.h b/source/blender/windowmanager/wm_window.h
index 4fd5d66fb43..5988c8dab17 100644
--- a/source/blender/windowmanager/wm_window.h
+++ b/source/blender/windowmanager/wm_window.h
@@ -88,6 +88,8 @@ void		wm_quit_with_optional_confirmation_prompt(bContext *C, wmWindow *win) ATTR
 int			wm_window_new_exec(bContext *C, struct wmOperator *op);
 int			wm_window_new_main_exec(bContext *C, struct wmOperator *op);
 
+void		wm_test_autorun_warning(bContext *C);
+
 /* Initial (unmaximized) size to start with for
  * systems that can't find it for themselves (X11).
  * Clamped by real desktop limits */