From a3c68c74e9190a3ff7180eefc650ebf7454cbd8e Mon Sep 17 00:00:00 2001
From: status102 <102887808+status102@users.noreply.github.com>
Date: Mon, 17 Feb 2025 09:25:44 +0800
Subject: [PATCH] =?UTF-8?q?chore:=20TaskData=E5=A2=9E=E5=8A=A0OcrTask?=
 =?UTF-8?q?=E7=9A=84ocrReplace=E5=90=88=E6=B3=95=E6=80=A7=E6=A3=80?=
 =?UTF-8?q?=E6=9F=A5=20(#11878)?=
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* chore: TaskData增加OcrTask的ocrReplace合法性检查

* docs: 加点注释
---
 src/MaaCore/Config/TaskData.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/MaaCore/Config/TaskData.cpp b/src/MaaCore/Config/TaskData.cpp
index 2d54ae0f39..c9deba3d6f 100644
--- a/src/MaaCore/Config/TaskData.cpp
+++ b/src/MaaCore/Config/TaskData.cpp
@@ -2,6 +2,7 @@
 
 #include <algorithm>
 #include <meojson/json.hpp>
+#include <regex>
 
 #ifdef ASST_DEBUG
 #include <queue>
@@ -185,6 +186,20 @@ bool asst::TaskData::lazy_parse(const json::value& json)
                 Log.error("Task", name, "with Count method has empty color_scales");
                 validity = false;
             }
+            // 用于解决 a8d68dd72df6eef1d2f8feed3883299922ec1a17 类似的潜在regex非法问题
+            if (auto ocr_task = std::dynamic_pointer_cast<OcrTaskInfo>(task);
+                task->algorithm == AlgorithmType::OcrDetect) {
+                for (const auto& [regex, new_str] : ocr_task->replace_map) {
+                    try {
+                        std::regex _(regex);
+                    }
+                    catch (const std::regex_error& e) {
+                        Log.error("Task", name, "has invalid regex:", regex, ":", e.what());
+                        validity = false;
+                        break;
+                    }
+                }
+            }
         }
         if (checking_task_set.size() > MAX_CHECKING_SIZE) {
             // 生成超出上限一般是出现了会导致无限隐式生成的任务。比如 "#self@LoadingText". 这里给个警告.