+ improve suggestions search, search also entitled words

src/common/kiwix/reader.cpp

@@ -516,6 +516,10 @@ namespace kiwix {
     myPrefix = kiwix::lcFirst(myPrefix);
     this->searchSuggestions(myPrefix, suggestionsCount, false);
 
+    /* Try with title words */
+    myPrefix = kiwix::toTitle(myPrefix);
+    this->searchSuggestions(myPrefix, suggestionsCount, false);
+
     return retVal;
   }
 

src/common/stringTools.cpp

@@ -207,3 +207,21 @@ std::string kiwix::lcFirst (const std::string &word) {
 
   return result;
 }
+
+
+std::string kiwix::toTitle (const std::string &word) {
+  if (word.empty())
+    return "";
+
+  std::string result;
+
+#ifdef __ANDROID__
+  result = word;
+#else
+  UnicodeString unicodeWord(word.c_str());
+  unicodeWord = unicodeWord.toTitle(0);
+  unicodeWord.toUTF8String(result);
+#endif
+
+  return result;
+}

src/common/stringTools.h

@@ -58,6 +58,7 @@ namespace kiwix {
 
   std::string ucFirst(const std::string &word);
   std::string lcFirst(const std::string &word);
+  std::string toTitle(const std::string &word);
 }
 
 #endif