[enh] i18n

access.lua

@@ -9,6 +9,10 @@ if not srvkey then
     cache:add("srvkey", srvkey)
 end
 cookies = {}
+lang = ngx.req.get_headers()["Accept-Language"]
+if lang then
+    lang = string.sub(lang, 1, 2)
+end
 
 -- Load conf file
 local conf_file = assert(io.open(conf_path, "r"), "Configuration file is missing")
@@ -45,7 +49,8 @@ default_conf = {
     ldap_group                = "ou=users,dc=yunohost,dc=org",
     ldap_identifier           = "uid",
     ldap_attributes           = {"uid", "givenname", "sn", "cn", "homedirectory", "mail", "maildrop"},
-    allow_mail_authentication = true
+    allow_mail_authentication = true,
+    default_language          = "en"
 }
 
 for param, default_value in pairs(default_conf) do
@@ -86,6 +91,14 @@ function string.ends (String, End)
    return End=='' or string.sub(String, -string.len(End)) == End
 end
 
+function t (key)
+   if lang and i18n[lang] then
+       return i18n[lang][key] or ""
+   else
+       return i18n[conf["default_language"]][key] or ""
+   end
+end 
+
 function cook (cookie_str)
     table.insert(cookies, cookie_str)
 end
@@ -233,7 +246,7 @@ function set_headers (user)
     end
     user = user or ngx.var.cookie_SSOwAuthUser
     if not cache:get(user.."-password") then
-        flash("info", "Please log in to access to this content")
+        flash("info", t("please_login"))
         local back_url = ngx.var.scheme .. "://" .. ngx.var.host .. ngx.var.uri .. uri_args_string()
         return redirect(portal_url.."?r="..ngx.encode_base64(back_url))
     end
@@ -371,7 +384,7 @@ function get_data_for(view)
     local data = {}
 
     if view == "login.html" then
-        data["title"] = "YunoHost Login"
+        data["title"] = t("login")
 
     elseif view == "info.html" then
         set_headers(user)
@@ -395,7 +408,7 @@ function get_data_for(view)
     elseif view == "password.html" then
 
         data = {
-            title     = "Change password",
+            title     = t("change_password"),
             connected = true
         }
 
@@ -404,7 +417,7 @@ function get_data_for(view)
 
         local mails = get_mails(user)
         data = {
-            title     = "Edit "..user,
+            title     = t("edit").." "..user,
             connected = true,
             uid       = user,
             sn        = cache:get(user.."-sn"),
@@ -437,6 +450,16 @@ function get_data_for(view)
         end
     end
 
+    -- View translation (use "t_key")
+    if lang and i18n[lang] then
+        translate_table = i18n[lang]
+    else
+        translate_table = i18n[conf["default_language"]]
+    end
+    for k, v in pairs(translate_table) do
+        data["t_"..k] = v
+    end
+
     data['flash_fail'] = {flashs["fail"]}
     data['flash_win']  = {flashs["win"] }
     data['flash_info'] = {flashs["info"]}
@@ -462,17 +485,17 @@ function do_edit ()
                     local ldap = lualdap.open_simple(conf["ldap_host"], dn, args.currentpassword)
                     local password = "{SHA}"..ngx.encode_base64(ngx.sha1_bin(args.newpassword))
                     if ldap:modify(dn, {'=', userPassword = password }) then
-                        flash("win", "Password successfully changed")
+                        flash("win", t("password_changed"))
                         cache:set(user.."-password", args.newpassword, conf["session_timeout"])
                         return redirect(portal_url.."info.html")
                     else
-                        flash("fail", "An error occured on password changing")
+                        flash("fail", t("password_changed_error"))
                     end
                 else
-                    flash("fail", "New passwords don't match")
+                    flash("fail", t("password_not_match"))
                 end
              else
-                flash("fail", "Actual password is wrong")
+                flash("fail", t("wrong_current_password"))
              end
              return redirect(portal_url.."password.html")
 
@@ -573,7 +596,7 @@ function do_login ()
         end
     else
         ngx.status = ngx.HTTP_UNAUTHORIZED
-        flash("fail", "Wrong username/password combination")
+        flash("fail", t("wrong_username_password"))
         return redirect(portal_url)
     end
 end
@@ -583,7 +606,7 @@ function do_logout()
     if is_logged_in() then
         cache:delete("session_"..ngx.var.cookie_SSOwAuthUser)
         cache:delete(ngx.var.cookie_SSOwAuthUser.."-"..conf["ldap_identifier"]) -- Ugly trick to reload cache
-        flash("info", "Logged out")
+        flash("info", t("logged_out"))
         return redirect(portal_url)
     end
 end
@@ -673,7 +696,7 @@ then
 
         else
             -- Redirect to portal
-            flash("info", "Please log in to access to this content")
+            flash("info", t("please_login"))
             return redirect(portal_url)
         end
 
@@ -690,7 +713,7 @@ then
             end
         else
             -- Redirect to portal
-            flash("fail", "Please log in from the portal")
+            flash("fail", t("please_login_from_portal"))
             return redirect(portal_url)
         end
     end
@@ -846,6 +869,6 @@ end
 -- Else redirect to portal
 --
 
-flash("info", "Please log in to access to this content")
+flash("info", t("please_login"))
 local back_url = ngx.var.scheme .. "://" .. ngx.var.host .. ngx.var.uri .. uri_args_string()
 return redirect(portal_url.."?r="..ngx.encode_base64(back_url))

init.lua

@@ -9,11 +9,22 @@ json = require "json"
 lualdap = require "lualdap"
 math = require "math"
 hige = require "hige"
+lfs = require "lfs"
 
 -- Shared table
 flashs = {}
 login = {}
 logout = {}
+i18n = {}
+
+local locale_dir = script_path.."portal/locales/"
+for file in lfs.dir(locale_dir) do
+    if string.sub(file, -4) == "json" then
+        local lang = string.sub(file, 1, 2)
+        local locale_file = io.open(locale_dir..file, "r")
+        i18n[lang] = json.decode(locale_file:read("*all"))
+    end
+end 
 
 -- Path of the configuration
 conf_path = "/etc/ssowat/conf.json"

portal/edit.html

@@ -1,12 +1,12 @@
 <form class="form-horizontal" role="form" method="POST" action="edit.html">
     <div class="form-group">
-        <label for="uid" class="col-sm-3 control-label">Username</label>
+        <label for="uid" class="col-sm-3 control-label">{{t_username}}</label>
         <div class="col-sm-9">
             <input type="text" name="uid" class="form-control" value="{{uid}}" disabled>
         </div>
     </div>
     <div class="form-group">
-        <label for="givenName" class="col-sm-3 control-label">Fullname</label>
+        <label for="givenName" class="col-sm-3 control-label">{{t_fullname}}</label>
         <div class="clearfix visible-xs"></div>
         <div class="col-sm-4 col-xs-6">
             <input type="text" name="givenName" class="form-control" value="{{givenName}}" required>
@@ -17,22 +17,22 @@
     </div>
     <hr>
     <div class="form-group">
-        <label for="mail" class="col-sm-3 control-label">Mail</label>
+        <label for="mail" class="col-sm-3 control-label">{{t_mail}}</label>
         <div class="col-sm-9">
             <input type="email" name="mail" class="form-control" value="{{mail}}" required>
         </div>
     </div>
     <hr>
     <div class="row">
-    <div class="col-sm-3 text-right hidden-xs"><strong>Aliases</strong></div>
+    <div class="col-sm-3 text-right hidden-xs"><strong>{{t_aliases}}</strong></div>
-    <div class="col-sm-3 text-left visible-xs"><h4>Aliases</h4></div>
+    <div class="col-sm-3 text-left visible-xs"><h4>{{t_aliases}}</h4></div>
     <div class="col-sm-9">
     <blockquote>
     {{#mailalias}}
             <input type="email" name="mailalias[]" class="form-control" value="{{.}}">
             <br>
     {{/mailalias}}
-            <input type="email" name="mailalias[]" class="form-control mailalias-input" placeholder="newalias@mydomain.org">
+            <input type="email" name="mailalias[]" class="form-control mailalias-input" placeholder="{{t_newalias}}">
             <div class="text-center" style="display: none;" id="add-mailalias"><a class="btn btn-success"><strong>+</strong></a></div>
         <div class="clearfix"></div>
     </blockquote>
@@ -40,15 +40,15 @@
     </div>
     <hr>
     <div class="row">
-    <div class="col-sm-3 text-right hidden-xs"><strong>Forward</strong></div>
+    <div class="col-sm-3 text-right hidden-xs"><strong>{{t_forward}}</strong></div>
-    <div class="col-sm-3 text-left visible-xs"><h4>Forward</h4></div>
+    <div class="col-sm-3 text-left visible-xs"><h4>{{t_forward}}</h4></div>
     <div class="col-sm-9">
     <blockquote>
     {{#maildrop}}
             <input type="email" name="maildrop[]" class="form-control" value="{{.}}">
             <br>
     {{/maildrop}}
-            <input type="email" name="maildrop[]" class="form-control maildrop-input" placeholder="newforward@myforeigndomain.org">
+            <input type="email" name="maildrop[]" class="form-control maildrop-input" placeholder="{{t_newforward}}">
             <div class="text-center" style="display: none;" id="add-maildrop"><a class="btn btn-success"><strong>+</strong></a></div>
         <div class="clearfix"></div>
     </blockquote>
@@ -57,11 +57,11 @@
     <hr>
     <div class="row">
         <div class="col-sm-6 text-center">
-            <input type="submit" class="btn btn-lg btn-primary" value="OK">
+            <input type="submit" class="btn btn-lg btn-primary" value="{{t_ok}}">
         </div>
         <div class="visible-xs" style="height: 20px"></div>
         <div class="col-sm-6 text-center">
-            <a href="info.html" class="btn btn-lg btn-default">Cancel</a>
+            <a href="info.html" class="btn btn-lg btn-default">{{t_cancel}}</a>
         </div>
     </div>
 </form>

portal/header.ms

@@ -1,10 +1,9 @@
-<!DOCTYPE html>
 <html>
+<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" >
 <head>
-    <meta charset="utf-8">
     <meta name="format-detection" content="telephone=no" />
     <meta name="viewport" content="user-scalable=no, width=device-width, height=device-height" />
-    <title>YunoHost Portal</title>
+    <title>{{t_portal}}</title>
     <link rel="stylesheet" href="assets/css/bootstrap.min.css" type="text/css"/>
     <script src="assets/js/jquery-1.10.2.min.js"></script>
 </head>
@@ -19,7 +18,7 @@
 <h2>{{{title}}}</h2>
 {{#connected}}
 <div class="pull-right" style="margin-top: -31px">
-    <a href="?action=logout">Logout</a>
+    <a href="?action=logout">{{t_logout}}</a>
 </div>
 {{/connected}}
 <hr>

portal/info.html

@@ -26,12 +26,12 @@
     <div class="visible-sm" style="height: 20px"></div>
     <div class="col-md-8">
         <div class="row">
-            <div class="col-sm-4 text-right hidden-xs"><strong>Mail</strong></div>
+            <div class="col-sm-4 text-right hidden-xs"><strong>{{t_mail}}</strong></div>
-            <div class="col-sm-4 visible-xs "><h4>Mail</h4></div>
+            <div class="col-sm-4 visible-xs "><h4>{{t_mail}}</h4></div>
             <div class="col-sm-8"><blockquote>{{mail}}</blockquote></div>
             <div class="clearfix"></div><br>
-            <div class="col-sm-4 text-right hidden-xs"><strong>Aliases</strong></div>
+            <div class="col-sm-4 text-right hidden-xs"><strong>{{t_aliases}}</strong></div>
-            <div class="col-sm-4 visible-xs "><h4>Aliases</h4></div>
+            <div class="col-sm-4 visible-xs "><h4>{{t_aliases}}</h4></div>
             <div class="col-sm-8">
                 <blockquote>
                 {{#mailalias}}
@@ -40,8 +40,8 @@
                 </blockquote>
             </div>
             <div class="clearfix"></div><br>
-            <div class="col-sm-4 text-right hidden-xs"><strong>Forward</strong></div>
+            <div class="col-sm-4 text-right hidden-xs"><strong>{{t_forward}}</strong></div>
-            <div class="col-sm-4 visible-xs "><h4>Forward</h4></div>
+            <div class="col-sm-4 visible-xs "><h4>{{t_forward}}</h4></div>
             <div class="col-sm-8">
                 <blockquote>
                 {{#maildrop}}
@@ -55,10 +55,10 @@
 <hr>
 <div class="row">
     <div class="col-sm-6 text-center">
-        <a href="password.html" class="btn btn-lg btn-danger">Change password</a>
+        <a href="password.html" class="btn btn-lg btn-danger">{{t_change_password}}</a>
     </div>
     <div class="visible-xs" style="height: 20px"></div>
     <div class="col-sm-6 text-center">
-        <a href="edit.html" class="btn btn-lg btn-warning">Edit</a>
+        <a href="edit.html" class="btn btn-lg btn-warning">{{t_edit}}</a>
     </div>
 </div>

portal/login.html

@@ -1,11 +1,11 @@
 <form name="input" action="" method="post">
   <div class="form-group">
-    <label for="user">Username</label>
+    <label for="user">{{t_username}}</label>
     <input type="text" name="user" placeholder="john" class="form-control">
   </div>
   <div class="form-group">
-    <label for="user">Password</label>
+    <label for="user">{{t_password}}</label>
     <input type="password" name="password" placeholder="•••••" class="form-control">
   </div>
-  <input type="submit" value="Login" class="btn btn-success">
+  <input type="submit" value="{{t_login}}" class="btn btn-success">
 </form>