From 6a8b071308ab046153c958d6737f9755d40d1656 Mon Sep 17 00:00:00 2001
From: aozhiwei <aozhiwei@kingsome.cn>
Date: Thu, 10 Dec 2020 11:39:22 +0800
Subject: [PATCH] 1

---
 server/imserver/metamgr.cc | 66 ++++++++++++++++++++++++++++++++++++++
 server/imserver/metamgr.h  |  1 +
 2 files changed, 67 insertions(+)

diff --git a/server/imserver/metamgr.cc b/server/imserver/metamgr.cc
index 8bf1baf..274bbdd 100644
--- a/server/imserver/metamgr.cc
+++ b/server/imserver/metamgr.cc
@@ -17,6 +17,18 @@
 #define METAMGR_READ_STR(field_name, def_val) MetaMgr::Instance()->field_name = \
         a8::XValue(MetaMgr::Instance()->GetSysParamAsString(#field_name, def_val)).GetString();
 
+static bool PureEnglishName(const std::string& role_name)
+{
+    for (size_t i = 0; i < role_name.size(); i++) {
+        if (role_name[i] >= 0 && role_name[i] <= 127) {
+            continue;
+        } else {
+            return false;
+        }
+    }
+    return true;
+}
+
 class MetaDataLoader
 {
 public:
@@ -25,6 +37,8 @@ public:
 
     std::map<int, MetaData::Guild*> guild_hash;
 
+    std::map<size_t, std::map<std::string, std::string> > dirty_words;
+
     void Load()
     {
         if (!f8::IsOnlineEnv()) {
@@ -49,12 +63,33 @@ public:
             res_path = "../res/";
         }
         f8::ReadCsvMetaFile(res_path + "Clan@Clan.csv", guild_meta_list);
+        LoadDirtyWordTable();
         BindToMetaData();
         Check();
     }
 
 private:
 
+    void LoadDirtyWordTable()
+    {
+        a8::CsvReader reader;
+        reader.Load(res_path + "dirtyWord@dirtyWord.csv");
+        while (reader.NextLine()) {
+            std::string strword = reader.GetValue("word").GetString();
+            if (strword == " " || strword.empty()) { //忽略空格
+                continue;
+            }
+            auto itr = dirty_words.find(strword.size());
+            if (dirty_words.find(strword.size()) != dirty_words.end()) {
+                itr->second[strword] = strword;
+            } else {
+                std::map<std::string, std::string> words;
+                words[strword] = strword;
+                dirty_words[strword.size()] = words;
+            }
+        }
+    }
+
     void Check()
     {
     }
@@ -103,3 +138,34 @@ MetaData::Guild* MetaMgr::GetGuild(int guild_lv)
         return nullptr;
     }
 }
+
+std::string MetaMgr::ReplaceDirtyWord(const std::string& text, char c)
+{
+    std::string result;
+    result.reserve(text.size());
+    for (size_t i = 0; i < text.size(); i++) {
+        bool found = false;
+        for (auto itr = loader_->dirty_words.begin(); itr != loader_->dirty_words.end(); ++itr) {
+            if (itr->first <= text.size() - i) {
+                std::string substr = text.substr(i, itr->first);
+                // 如果是纯英文，则先转为小写，根据策划说明，屏蔽字大小写不敏感
+                if (PureEnglishName(substr)) {
+                    transform(substr.begin(), substr.end(), substr.begin(), ::tolower);
+                }
+                if (substr.size() > 0 && itr->second.find(substr) != itr->second.end()) {
+                    int str_len = a8::GetUtf8Length(substr.c_str());
+                    for (int j = 0; j < str_len; j++) {
+                        result.push_back(c);
+                    }
+                    i += substr.size() - 1;
+                    found = true;
+                    break;
+                }
+            }
+        }//endfor map
+        if (!found) {
+            result.push_back(text[i]);
+        }
+    }
+    return result;
+}
diff --git a/server/imserver/metamgr.h b/server/imserver/metamgr.h
index 6683349..b1c1024 100644
--- a/server/imserver/metamgr.h
+++ b/server/imserver/metamgr.h
@@ -17,6 +17,7 @@ class MetaMgr : public a8::Singleton<MetaMgr>
     void Reload();
 
     MetaData::Guild* GetGuild(int guild_lv);
+    std::string ReplaceDirtyWord(const std::string& text, char c);
 
  private:
     MetaDataLoader* loader_ = nullptr;