add functions to check if a given property set via prop. file

include/ElementaryUtils/PropertiesManager.h

@@ -42,6 +42,10 @@ public:
     std::string getString(const std::string & section, const std::string & key);
     std::string getString(const std::string & key);
 
+    bool checkIfAvailable(const std::string & section,
+            const std::string & key) const;
+    bool checkIfAvailable(const std::string & key) const;
+
     std::string getPropertiesFilePath() const;
 
 private:

include/ElementaryUtils/parser/IniFileParser.h

@@ -15,7 +15,6 @@
 
 namespace ElemUtils {
 
-
 /**
  * @class IniFileParser
  * @brief
@@ -39,9 +38,14 @@ public:
     void parse(const std::string & configFilePath);
 
     std::map<std::string, std::string> getValues();
+
     std::string getString(const std::string & key);
     std::string getString(const std::string & section, const std::string & key);
 
+    bool checkIfAvailable(const std::string & section,
+            const std::string & key) const;
+    bool checkIfAvailable(const std::string & key) const;
+
     const std::string& getFilePath() const;
 
 private:
@@ -57,7 +61,7 @@ private:
     void analyseValue(const std::string & fileLine,
             const std::string & sectionName);
     std::string makeKey(const std::string & sectionName,
-            const std::string & key);
+            const std::string & key) const;
 };
 
 } // namespace ElemUtils

src/ElementaryUtils/PropertiesManager.cpp

@@ -60,6 +60,20 @@ std::string PropertiesManager::getString(const std::string & key) {
     return m_iniFileParser.getString(key);
 } // mutex.unlock()
 
+bool PropertiesManager::checkIfAvailable(const std::string & section,
+        const std::string & key) const {
+    sf::Lock lock(m_mutex); // mutex.lock()
+
+    return m_iniFileParser.checkIfAvailable(section, key);
+
+} // mutex.unlock()
+
+bool PropertiesManager::checkIfAvailable(const std::string & key) const {
+    sf::Lock lock(m_mutex); // mutex.lock()
+
+    return m_iniFileParser.checkIfAvailable(key);
+} // mutex.unlock()
+
 } // namespace ElemUtils
 
 std::string ElemUtils::PropertiesManager::getPropertiesFilePath() const {

src/ElementaryUtils/parser/IniFileParser.cpp

@@ -122,7 +122,7 @@ void IniFileParser::analyseValue(const std::string & fileLine,
 }
 
 std::string IniFileParser::makeKey(const std::string & sectionName,
-        const std::string & key) {
+        const std::string & key) const {
     // if the section's name is empty then returns only the key
     // else returns the section name concatenated with the value of the key
     return (sectionName == StringUtils::EMPTY) ?
@@ -151,6 +151,15 @@ std::string IniFileParser::getString(const std::string & section,
                             << "\" in file \"" << m_filePath << "\"");
 }
 
+bool IniFileParser::checkIfAvailable(const std::string & section,
+        const std::string & key) const {
+    return (m_values.find(makeKey(section, key)) != m_values.end());
+}
+
+bool IniFileParser::checkIfAvailable(const std::string & key) const {
+    return (m_values.find(makeKey(StringUtils::EMPTY, key)) != m_values.end());
+}
+
 std::map<std::string, std::string> IniFileParser::getValues() {
     return m_values;
 }