From 5e675de7c28018cacbb432884f52867845823ab8 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sun, 22 Jul 2018 11:28:11 +0100
Subject: [PATCH] simplewallet: fix language detection when using
 --use-english-language-names

---
 src/mnemonics/electrum-words.cpp  | 62 +++++++------------------------
 src/simplewallet/simplewallet.cpp | 10 +++--
 2 files changed, 20 insertions(+), 52 deletions(-)

diff --git a/src/mnemonics/electrum-words.cpp b/src/mnemonics/electrum-words.cpp
index 7dd09ecb9..19a9c26bb 100644
--- a/src/mnemonics/electrum-words.cpp
+++ b/src/mnemonics/electrum-words.cpp
@@ -70,6 +70,14 @@
 #undef MONERO_DEFAULT_LOG_CATEGORY
 #define MONERO_DEFAULT_LOG_CATEGORY "mnemonic"
 
+namespace crypto
+{
+  namespace ElectrumWords
+  {
+    std::vector<const Language::Base*> get_language_list();
+  }
+}
+
 namespace
 {
   uint32_t create_checksum_index(const std::vector<std::string> &word_list,
@@ -376,56 +384,14 @@ namespace crypto
 
       if (len % 4 != 0 || len == 0) return false;
 
-      Language::Base *language;
-      if (language_name == "English")
+      const Language::Base *language = NULL;
+      const std::vector<const Language::Base*> language_list = crypto::ElectrumWords::get_language_list();
+      for (const Language::Base *l: language_list)
       {
-        language = Language::Singleton<Language::English>::instance();
+        if (language_name == l->get_language_name() || language_name == l->get_english_language_name())
+          language = l;
       }
-      else if (language_name == "Nederlands")
-      {
-        language = Language::Singleton<Language::Dutch>::instance();
-      }
-      else if (language_name == "Français")
-      {
-        language = Language::Singleton<Language::French>::instance();
-      }
-      else if (language_name == "Español")
-      {
-        language = Language::Singleton<Language::Spanish>::instance();
-      }
-      else if (language_name == "Português")
-      {
-        language = Language::Singleton<Language::Portuguese>::instance();
-      }
-      else if (language_name == "日本語")
-      {
-        language = Language::Singleton<Language::Japanese>::instance();
-      }
-      else if (language_name == "Italiano")
-      {
-        language = Language::Singleton<Language::Italian>::instance();
-      }
-      else if (language_name == "Deutsch")
-      {
-        language = Language::Singleton<Language::German>::instance();
-      }
-      else if (language_name == "русский язык")
-      {
-        language = Language::Singleton<Language::Russian>::instance();
-      }
-      else if (language_name == "简体中文 (中国)")
-      {
-        language = Language::Singleton<Language::Chinese_Simplified>::instance();
-      }
-      else if (language_name == "Esperanto")
-      {
-        language = Language::Singleton<Language::Esperanto>::instance();
-      }
-      else if (language_name == "Lojban")
-      {
-        language = Language::Singleton<Language::Lojban>::instance();
-      }
-      else
+      if (!language)
       {
         return false;
       }
diff --git a/src/simplewallet/simplewallet.cpp b/src/simplewallet/simplewallet.cpp
index 193b62571..751b88545 100644
--- a/src/simplewallet/simplewallet.cpp
+++ b/src/simplewallet/simplewallet.cpp
@@ -3344,14 +3344,16 @@ bool simple_wallet::try_connect_to_daemon(bool silent, uint32_t* version)
  */
 std::string simple_wallet::get_mnemonic_language()
 {
-  std::vector<std::string> language_list;
+  std::vector<std::string> language_list_self, language_list_english;
+  const std::vector<std::string> &language_list = m_use_english_language_names ? language_list_english : language_list_self;
   std::string language_choice;
   int language_number = -1;
-  crypto::ElectrumWords::get_language_list(language_list, m_use_english_language_names);
+  crypto::ElectrumWords::get_language_list(language_list_self, false);
+  crypto::ElectrumWords::get_language_list(language_list_english, true);
   std::cout << tr("List of available languages for your wallet's seed:") << std::endl;
   std::cout << tr("If your display freezes, exit blind with ^C, then run again with --use-english-language-names") << std::endl;
   int ii;
-  std::vector<std::string>::iterator it;
+  std::vector<std::string>::const_iterator it;
   for (it = language_list.begin(), ii = 0; it != language_list.end(); it++, ii++)
   {
     std::cout << ii << " : " << *it << std::endl;
@@ -3375,7 +3377,7 @@ std::string simple_wallet::get_mnemonic_language()
       fail_msg_writer() << tr("invalid language choice entered. Please try again.\n");
     }
   }
-  return language_list[language_number];
+  return language_list_self[language_number];
 }
 //----------------------------------------------------------------------------------------------------
 boost::optional<tools::password_container> simple_wallet::get_and_verify_password() const