update ConfigIni

src/kiwano/utils/ConfigIni.cpp

@@ -39,7 +39,7 @@ StringView Trim(StringView str)
         while (std::isspace(str[end - 1]))
             --end;
 
-        if (end - start)
+        if (end > start)
             return StringView(str.Data() + start, end - start);
     }
     return StringView();
@@ -177,23 +177,20 @@ ConfigIni::SectionMap ConfigIni::GetSectionMap() const
 
 ConfigIni::ValueMap ConfigIni::GetSection(const String& section) const
 {
-    auto iter = sections_.find(section);
-    if (iter != sections_.end())
-        return iter->second;
+    if (HasSection(section))
+    {
+        return sections_.at(section);
+    }
     return ValueMap();
 }
 
-String ConfigIni::GetString(const String& section_name, const String& key) const
+String ConfigIni::GetString(const String& section, const String& key, const String& default_value) const
 {
-    if (HasSection(section_name))
+    if (HasKey(section, key))
     {
-        const auto& section = sections_.at(section_name);
-
-        auto iter_key = section.find(key);
-        if (iter_key != section.end())
-            return iter_key->second;
+        return sections_.at(section).at(key);
     }
-    return String();
+    return default_value;
 }
 
 float ConfigIni::GetFloat(const String& section, const String& key, float default_value) const
@@ -274,7 +271,7 @@ bool ConfigIni::HasSection(const String& section) const
     return !!sections_.count(section);
 }
 
-bool ConfigIni::HasValue(const String& section, const String& key) const
+bool ConfigIni::HasKey(const String& section, const String& key) const
 {
     if (HasSection(section))
     {
@@ -324,6 +321,22 @@ void ConfigIni::SetBool(const String& section, const String& key, bool value)
     SetString(section, key, value ? "true" : "false");
 }
 
+void ConfigIni::DeleteSection(const String& section)
+{
+    if (HasSection(section))
+    {
+        sections_.erase(section);
+    }
+}
+
+void ConfigIni::DeleteKey(const String& section, const String& key)
+{
+    if (HasKey(section, key))
+    {
+        sections_.at(section).erase(key);
+    }
+}
+
 ConfigIni::ValueMap& ConfigIni::operator[](const String& section)
 {
     if (!HasSection(section))

src/kiwano/utils/ConfigIni.h

@@ -39,7 +39,7 @@ public:
 
     /// \~chinese
     /// @brief 键值字典
-    typedef Map<String, String> ValueMap;
+    typedef UnorderedMap<String, String> ValueMap;
 
     /// \~chinese
     /// @brief Section字典
@@ -65,6 +65,17 @@ public:
     /// @param os 输出流
     bool Save(std::ostream& os);
 
+    /// \~chinese
+    /// @brief 是否存在section
+    /// @param section section的名称
+    bool HasSection(const String& section) const;
+
+    /// \~chinese
+    /// @brief 是否存在值
+    /// @param section section的名称
+    /// @param key key的名称
+    bool HasKey(const String& section, const String& key) const;
+
     /// \~chinese
     /// @brief 获取所有section
     SectionMap GetSectionMap() const;
@@ -78,7 +89,7 @@ public:
     /// @brief 获取值
     /// @param section section的名称
     /// @param key key的名称
-    String GetString(const String& section, const String& key) const;
+    String GetString(const String& section, const String& key, const String& default_value = String()) const;
 
     /// \~chinese
     /// @brief 获取值
@@ -108,17 +119,6 @@ public:
     /// @param default_value 不存在时的默认值
     bool GetBool(const String& section, const String& key, bool default_value = false) const;
 
-    /// \~chinese
-    /// @brief 是否存在section
-    /// @param section section的名称
-    bool HasSection(const String& section) const;
-
-    /// \~chinese
-    /// @brief 是否存在值
-    /// @param section section的名称
-    /// @param key key的名称
-    bool HasValue(const String& section, const String& key) const;
-
     /// \~chinese
     /// @brief 设置所有section
     /// @param sections section字典
@@ -165,6 +165,17 @@ public:
     /// @param value 值
     void SetBool(const String& section, const String& key, bool value);
 
+    /// \~chinese
+    /// @brief 删除section
+    /// @param section section的名称
+    void DeleteSection(const String& section);
+
+    /// \~chinese
+    /// @brief 删除值
+    /// @param section section的名称
+    /// @param key key的名称
+    void DeleteKey(const String& section, const String& key);
+
     ValueMap& operator[](const String& section);
 
     const ValueMap& operator[](const String& section) const;