From c7bb69e20a1b789aee8b0ba6a0bdef2af0c60a90 Mon Sep 17 00:00:00 2001
From: King_DuckZ <king_duckz@gmx.com>
Date: Sun, 11 Aug 2013 18:19:04 +0200
Subject: [PATCH] Added a function to get sorted available languages.

---
 src/WordReference.cpp | 50 ++++++++++++++++++++++++++++++-------------
 src/WordReference.hpp |  2 ++
 2 files changed, 37 insertions(+), 15 deletions(-)

diff --git a/src/WordReference.cpp b/src/WordReference.cpp
index 91f6a6b..f1c9348 100644
--- a/src/WordReference.cpp
+++ b/src/WordReference.cpp
@@ -4,21 +4,22 @@
 #include <boost/algorithm/string/trim_all.hpp>
 
 namespace {
-	std::map<std::string, std::string> SupportedLanguages {
-		std::make_pair<std::string, std::string>("ar", "Arabic"),
-		std::make_pair<std::string, std::string>("zh", "Chinese"),
-		std::make_pair<std::string, std::string>("cz", "Czech"),
-		std::make_pair<std::string, std::string>("en", "English"),
-		std::make_pair<std::string, std::string>("fr", "French"),
-		std::make_pair<std::string, std::string>("gr", "Greek"),
-		std::make_pair<std::string, std::string>("it", "Italian"),
-		std::make_pair<std::string, std::string>("ja", "Japanese"),
-		std::make_pair<std::string, std::string>("ko", "Korean"),
-		std::make_pair<std::string, std::string>("pl", "Polish"),
-		std::make_pair<std::string, std::string>("pt", "Portuguese"),
-		std::make_pair<std::string, std::string>("ro", "Romanian"),
-		std::make_pair<std::string, std::string>("es", "Spanish"),
-		std::make_pair<std::string, std::string>("tr", "Turkish")
+	typedef std::map<std::string, std::string> LanguageMapType;
+	const LanguageMapType SupportedLanguages {
+		std::pair<std::string, std::string>("ar", "Arabic"),
+		std::pair<std::string, std::string>("zh", "Chinese"),
+		std::pair<std::string, std::string>("cz", "Czech"),
+		std::pair<std::string, std::string>("en", "English"),
+		std::pair<std::string, std::string>("fr", "French"),
+		std::pair<std::string, std::string>("gr", "Greek"),
+		std::pair<std::string, std::string>("it", "Italian"),
+		std::pair<std::string, std::string>("ja", "Japanese"),
+		std::pair<std::string, std::string>("ko", "Korean"),
+		std::pair<std::string, std::string>("pl", "Polish"),
+		std::pair<std::string, std::string>("pt", "Portuguese"),
+		std::pair<std::string, std::string>("ro", "Romanian"),
+		std::pair<std::string, std::string>("es", "Spanish"),
+		std::pair<std::string, std::string>("tr", "Turkish")
 	};
 
 	std::string GetCleanWord (std::string parWord) __attribute__((pure));
@@ -30,6 +31,25 @@ namespace {
 	}
 } //unnamed namespace
 
+///-----------------------------------------------------------------------------
+///-----------------------------------------------------------------------------
+void GetAvailableLanguages (std::vector<const std::string*>& parCodes, std::vector<const std::string*>& parNames) {
+	typedef std::vector<std::pair<const std::string*, const std::string*> > SortedListType;
+	SortedListType sorted;
+	sorted.reserve(SupportedLanguages.size());
+	parCodes.reserve(SupportedLanguages.size());
+	parNames.reserve(SupportedLanguages.size());
+
+	for (LanguageMapType::const_iterator itCurr = SupportedLanguages.begin(), itEND = SupportedLanguages.end(); itCurr != itEND; ++itCurr) {
+		sorted.push_back(std::make_pair(&itCurr->first, &itCurr->second));
+	}
+	std::sort(sorted.begin(), sorted.end(), [](const SortedListType::value_type& parA, const SortedListType::value_type& parB) { return *(parA.second) < *(parB.second); });
+	for (SortedListType::const_iterator itCurr = sorted.begin(), itEND = sorted.end(); itCurr != itEND; ++itCurr) {
+		parCodes.push_back(itCurr->first);
+		parNames.push_back(itCurr->second);
+	}
+}
+
 ///-----------------------------------------------------------------------------
 ///-----------------------------------------------------------------------------
 ErrBadLanguage::ErrBadLanguage (std::string&& parMessage) :
diff --git a/src/WordReference.hpp b/src/WordReference.hpp
index a879bb9..f2357a1 100644
--- a/src/WordReference.hpp
+++ b/src/WordReference.hpp
@@ -6,6 +6,8 @@ enum WordReferenceLangDirection {
 	WordRefLangTo
 };
 
+void GetAvailableLanguages ( std::vector<const std::string*>& parCodes, std::vector<const std::string*>& parNames );
+
 class ErrBadLanguage : public std::runtime_error {
 public:
 	ErrBadLanguage ( std::string&& parMessage );