Method modifyRecurrenceSiblings

src/commands/CmdModify.cpp:152–180

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int CmdModify::modifyRecurrenceSiblings(
    Task& task, std::map<std::string, std::string>* projectChanges /* = NULL */) {
  auto count = 0;

  if ((Context::getContext().config.get("recurrence.confirmation") == "prompt" &&
       confirm(STRING_CMD_MODIFY_RECUR)) ||
      Context::getContext().config.getBoolean("recurrence.confirmation")) {
    std::vector<Task> siblings = Context::getContext().tdb2.siblings(task);
    for (auto& sibling : siblings) {
      Task alternate(sibling);
      sibling.modify(Task::modReplace);
      updateRecurrenceMask(sibling);
      ++count;
      feedback_affected(STRING_CMD_MODIFY_TASK_R, sibling);
      feedback_unblocked(sibling);
      Context::getContext().tdb2.modify(sibling);
      if (Context::getContext().verbose("project") && projectChanges)
        (*projectChanges)[sibling.get("project")] = onProjectChange(alternate, sibling);
    }

    // Modify the parent
    Task parent;
    Context::getContext().tdb2.get(task.get("parent"), parent);
    parent.modify(Task::modReplace);
    Context::getContext().tdb2.modify(parent);
  }

  return count;
}

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int CmdModify::modifyRecurrenceParent(