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.

1 files changed, 107 insertions, 0 deletions

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);
+	}
+}
+
+/** \} */