localization for sign in view

login/templates/login.html

@@ -1,5 +1,5 @@
 {% extends "login_base.html" %}
-{% load i18n static %}
+{% load i18n static language_code%}
 
 {% block login_content %}
 <form action="{% url 'login:login' %}" method="post" class="row g-3 needs-validation" novalidate>
@@ -9,7 +9,7 @@
         autocorrect="off" class="form-control textinput textInput" id="yourEmail" required
         autofocus placeholder="{{ form.username.label }}"
         {% if form.username.value %}value="{{ form.username.value }}" {% endif %}>
-    <div class="invalid-feedback">Please enter your email.</div>
+    <div class="invalid-feedback">{%trans 'Please enter your email.' %}</div>
     {% if form.username.errors %}
     <p class="text-error">
         {{ form.username.errors|striptags }}
@@ -30,17 +30,35 @@
     <i class="input-group-text bi bi-eye" id="togglePassword" style="cursor: pointer">
     </i>
     </div>
-    <div class="invalid-feedback">Please enter your password!</div>
+    <div class="invalid-feedback">{% trans 'Please enter your password!'%}</div>
   </div>
 
   <input name="next" type="hidden" value="{{ success_url }}">
 
   <div class="col-12">
-    <button class="btn btn-primary w-100" type="submit">Next</button>
+    <button class="btn btn-primary w-100" type="submit">{% trans "Next"%}</button>
   </div>                      
 </form>
-<div id="login-footer" class="mt-3">
-    <a href="{% url 'login:password_reset' %}" data-toggle="modal" data-target="#forgotPasswordModal">{% trans "Forgot your password? Click here to recover" %}</a>
+
+<div id="login-footer" class="mt-3 d-flex justify-content-between align-items-center">
+  <a href="{% url 'login:password_reset' %}" data-toggle="modal" data-target="#forgotPasswordModal">{% trans "Forgot your password? Click here to recover" %}</a>
+  <div class="dropdown ms-auto pl-1">
+      <form action="{% url 'set_language' %}" method="post">
+        {% csrf_token %}
+        <button class="btn btn-tertiary dropdown-toggle" type="button" id="languageDropdown" data-bs-toggle="dropdown" aria-expanded="false">
+          {% get_current_language as LANGUAGE_CODE %}
+          {% get_language_info_list for LANGUAGES as languages %}
+          {{ LANGUAGE_CODE|get_language_code:languages }}
+        </button>
+        <ul class="dropdown-menu dropdown-menu-end" aria-labelledby="languageDropdown">
+          {% for lang in languages %}
+            <li>
+              <button class="dropdown-item" type="submit" name="language" value="{{ lang.code }}">{{ lang.name_local }}</button>
+            </li>
+          {% endfor %}
+        </ul>
+      </form>
+  </div>
 </div>
 
 {% endblock %}

login/templates/login_base.html

@@ -62,7 +62,7 @@
               <div class="card-body">
 
                 <div class="pt-2 pb-3">
-                  <h5 class="card-title text-center pb-0 fs-4 help">Sign in</h5>
+                  <h5 class="card-title text-center pb-0 fs-4 help"> {% trans "Sign in" %}</h5>
                   
                 </div>