implement language switchv0.8.1-dev.2

2 files changed, 29 insertions, 0 deletions

diff --git a/talerbank/app/templates/base.html b/talerbank/app/templates/base.html
index 249986e..148097a 100644
--- a/talerbank/app/templates/base.html
+++ b/talerbank/app/templates/base.html
@@ -82,6 +82,26 @@
       <a href="{{ env('TALER_ENV_URL_MERCHANT_BLOG', '#') }}">{{ _("Essay Shop") }}</a>
       <a href="{{ env('TALER_ENV_URL_MERCHANT_DONATIONS', '#') }}">{{ _("Donations") }}</a>
       <a href="{{ env('TALER_ENV_URL_MERCHANT_SURVEY', '#') }}">{{ _("Tipping/Survey") }}</a>
+      <span class="right">
+        {% set lang = get_locale(request.path) %}
+        {{ {"en": _("English [en]"), "es": _("Spanish [es]"), "de": _("German [de]"), "sv": _("Swedish [sv]")}[lang] | default("en") }}
+        <div class="nav">
+        <br>
+          {% if lang != 'en' %}
+            <a href="/en/" class="navbtn">English [en]</a><br>
+          {% endif %}
+          {% if lang != 'de' %}
+            <a href="/de/" class="navbtn">Deutsch [de]</a><br>
+          {% endif %}
+          {% if lang != 'es' %}
+            <a href="/es/" class="navbtn">Español [es]</a><br>
+          {% endif %}
+         {% if lang != 'sv' %}
+            <a href="/sv/" class="navbtn">Svenska [sv]</a><br>
+         {% endif %}
+      
+        </div>
+      </span>
     </nav>
   </div>
   <section id="main" class="content">
diff --git a/talerbank/jinja2.py b/talerbank/jinja2.py
index 9b8d59b..b26b984 100644
--- a/talerbank/jinja2.py
+++ b/talerbank/jinja2.py
@@ -128,6 +128,13 @@ def tojson(x):
 def amount_stringify(amount):
     return amount.stringify(settings.TALER_DIGITS, pretty=True)
 
+def get_locale(url):
+    parts = url.split('/', 2)
+    if (2 >= len(parts)):
+        # Totally unexpected path format, do not localize
+        return "en"
+    lang = parts[1]
+    return lang
 
 def environment(**options):
     env = Environment(**options)
@@ -141,6 +148,8 @@ def environment(**options):
             "amount_stringify": amount_stringify,
             "tojson": tojson,
             "_": gettext,
+            "get_locale": get_locale
+
         }
     )
     return env