Add support for help pages translations.

3 files changed, 30 insertions, 2 deletions

diff --git a/src/gui/helpwindow.cpp b/src/gui/helpwindow.cpp
index c67fa8424..a4370d516 100644
--- a/src/gui/helpwindow.cpp
+++ b/src/gui/helpwindow.cpp
@@ -22,6 +22,8 @@
 
 #include "gui/helpwindow.h"
 
+#include "log.h"
+
 #include "gui/gui.h"
 #include "gui/setup.h"
 
@@ -95,12 +97,22 @@ void HelpWindow::loadHelp(const std::string &helpFile)
 
 void HelpWindow::loadFile(const std::string &file)
 {
+    const std::string lang = getLang();
     ResourceManager *resman = ResourceManager::getInstance();
     std::string helpPath = branding.getStringValue("helpPath");
     if (helpPath.empty())
         helpPath = paths.getStringValue("help");
-    std::vector<std::string> lines =
-        resman->loadTextFile(helpPath + file + ".txt");
+
+    std::vector<std::string> lines;
+    if (!lang.empty())
+    {
+        const std::string name = helpPath + lang + "/" + file + ".txt";
+        if (resman->exists(name))
+            lines = resman->loadTextFile(name);
+    }
+
+    if (lines.empty())
+        lines = resman->loadTextFile(helpPath + file + ".txt");
 
     for (unsigned int i = 0; i < lines.size(); ++i)
         mBrowserBox->addRow(lines[i]);
diff --git a/src/utils/stringutils.cpp b/src/utils/stringutils.cpp
index 02bba8599..a7e1b6c7d 100644
--- a/src/utils/stringutils.cpp
+++ b/src/utils/stringutils.cpp
@@ -439,3 +439,17 @@ std::string combineDye2(std::string file, std::string dye)
         return file;
     }
 }
+
+std::string getLang()
+{
+    char *lng = getenv("LANG");
+    if (!lng)
+        return "";
+
+    std::string lang(lng);
+    int dot = lang.find(".");
+    if (dot == std::string::npos && dot > 0)
+        return lang;
+
+    return lang.substr(0, dot);
+}
\ No newline at end of file
diff --git a/src/utils/stringutils.h b/src/utils/stringutils.h
index 02c25eddb..83773bd72 100644
--- a/src/utils/stringutils.h
+++ b/src/utils/stringutils.h
@@ -177,4 +177,6 @@ std::string combineDye(std::string file, std::string dye);
 
 std::string combineDye2(std::string file, std::string dye);
 
+std::string getLang();
+
 #endif // UTILS_STRINGUTILS_H