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(svn r26092) -Fix [FS#5818]: prevent scripts from crashing OpenTTD when they send text with command codes to user editable texts such as sign and station names

This commit is contained in:
rubidium 2013-11-24 19:46:16 +00:00
parent 4de2871fc0
commit 168fa4129d
2 changed files with 6 additions and 2 deletions
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2
src/command.cpp
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@ -219,7 +219,7 @@ static const Command _command_proc_table[] = {
DEF_CMD(CmdRemoveFromRailStation, 0, CMDT_LANDSCAPE_CONSTRUCTION), // CMD_REMOVE_FROM_RAIL_STATION
DEF_CMD(CmdConvertRail, 0, CMDT_LANDSCAPE_CONSTRUCTION), // CMD_CONVERT_RAILD
DEF_CMD(CmdBuildRailWaypoint, 0, CMDT_LANDSCAPE_CONSTRUCTION), // CMD_BUILD_RAIL_WAYPOINT
DEF_CMD(CmdRenameWaypoint, CMD_STR_CTRL, CMDT_OTHER_MANAGEMENT ), // CMD_RENAME_WAYPOINT
DEF_CMD(CmdRenameWaypoint, 0, CMDT_OTHER_MANAGEMENT ), // CMD_RENAME_WAYPOINT
DEF_CMD(CmdRemoveFromRailWaypoint, 0, CMDT_LANDSCAPE_CONSTRUCTION), // CMD_REMOVE_FROM_RAIL_WAYPOINT
DEF_CMD(CmdBuildRoadStop, CMD_NO_WATER | CMD_AUTO, CMDT_LANDSCAPE_CONSTRUCTION), // CMD_BUILD_ROAD_STOP

6
src/script/api/script_object.cpp
View File

@ -287,7 +287,11 @@ ScriptObject::ActiveInstance::~ActiveInstance()
return false;
}
assert(StrEmpty(text) || (GetCommandFlags(cmd) & CMD_STR_CTRL) != 0 || StrValid(text, text + strlen(text)));
if (!StrEmpty(text) && (GetCommandFlags(cmd) & CMD_STR_CTRL) == 0) {
/* The string must be valid, i.e. not contain special codes. Since some
* can be made with GSText, make sure the control codes are removed. */
str_validate(text, text + strlen(text)), SVS_NONE);
}
/* Set the default callback to return a true/false result of the DoCommand */
if (callback == NULL) callback = &ScriptInstance::DoCommandReturn;