Merge pull request #36 from DataManagementLab/#18_Frontend/Base_Allow_to_duplicate_courses

frontend/base allow to duplicate courses

Author: bhaettasch

frontend/locale/de_DE/LC_MESSAGES/django.po

@@ -82,6 +82,13 @@ msgstr ""
 "                        "
 
 #: frontend/templates/frontend/content/detail.html:83
+#: frontend/templates/frontend/course/create.html:30
+#: frontend/templates/frontend/course/duplicate.html:30
+#: frontend/templates/frontend/profile/profile_edit.html:19
+msgid "Cancel"
+msgstr "Abbrechen"
+
+#: frontend/templates/frontend/content/detail.html:86
 msgid "Confirm"
 msgstr "Bestätigen"
 
@@ -114,6 +121,23 @@ msgstr "Vorherige"
 msgid "Create a new course"
 msgstr "Neuen Kurs anlegen"
 
+#: frontend/templates/frontend/course/create.html:29
+#: frontend/templates/frontend/course/duplicate.html:29
+msgid "Create"
+msgstr "Erzeugen"
+
+#: frontend/templates/frontend/course/duplicate.html:11
+#: frontend/templates/frontend/course/duplicate.html:19
+#: frontend/templates/frontend/course/view.html:25
+msgid "Duplicate Course"
+msgstr "Kurs duplizieren"
+
+#: frontend/templates/frontend/course/view.html:36
+#: frontend/templates/frontend/course/view.html:27
+msgid "Delete Course"
+msgstr "Kurs löschen"
+
+#: frontend/templates/frontend/course/view.html:63
 #: frontend/templates/frontend/course/dropdown_topic.html:10
 msgid "Add Content"
 msgstr "Inhalte hinzufügen"
@@ -126,10 +150,6 @@ msgstr "Kurs bearbeiten"
 msgid "Edit Course"
 msgstr "Kurs hinzufügen"
 
-#: frontend/templates/frontend/course/view.html:36
-msgid "Delete Course"
-msgstr "Kurs löschen"
-
 #: frontend/templates/frontend/course/view.html:76
 msgid "No topics yet"
 msgstr "Bisher keine Themen"
@@ -267,6 +287,18 @@ msgstr "Kommentar erfolgreich gelöscht."
 msgid "Successfully edited Comment."
 msgstr "Kommentar erfolgreich bearbeitet."
 
+#: frontend/views/course.py:27
+msgid ""
+"Course '{cleaned_data['title']}' successfully created. All settings and "
+"contents of the course '{original_course.title}' were copied."
+msgstr ""
+"Kurs '{cleaned_data['title']}' erfolgreich erstellt. Alle Einstellungen und "
+"Inhalte des Kurses '{original_course.title}' wurden kopiert."
+
+#: frontend/views/course.py:62
+msgid "Course '{cleaned_data['title']}' successfully created"
+msgstr "Kurs '{cleaned_data['title']}' erfolgreich angelegt"
+
 #: frontend/views/content.py:28
 msgid "Content '{cleaned_data['type']}' successfully added"
 msgstr "Inhalt '{cleaned_data['type']}' erfolgreich hinzugefügt"
@@ -286,3 +318,6 @@ msgstr "Kurs '{cleaned_data['title']}' erfolgreich bearbeitet"
 #: frontend/views/profile.py:25
 msgid "Profile updated"
 msgstr "Profil aktualisiert"
+
+#~ msgid "Course '{original_course.title}' successfully duplicated."
+#~ msgstr "Kurs '{cleaned_data['title']}' erfolgreich dupliziert"

frontend/templates/frontend/course/duplicate.html

@@ -0,0 +1,42 @@
+{% extends 'frontend/base_logged_in.html' %}
+
+{# Load the tag library #}
+{% load bootstrap4 %}
+{% load i18n %}
+{% load static %}
+{% load fontawesome_5 %}
+
+{# Load CSS and JavaScript #}
+
+{% block title %}{% trans "Duplicate Course" %} - Collab Coursebook{% endblock %}
+
+{% block imports %}
+    <link rel="stylesheet" href="{% static 'vendor/chosen-js/chosen.css' %}">
+    <link rel="stylesheet" href="{% static 'css/bootstrap-chosen.css' %}">
+{% endblock %}
+
+{% block content %}
+    <h1>{% trans "Duplicate Course" %}</h1>
+
+    <form method="post" enctype=multipart/form-data>
+        {% csrf_token %}
+
+        {% bootstrap_form form %}
+
+        {{ form.media }}
+        <div>
+
+            <button type="submit" class="btn btn-primary float-right">{% fa5_icon 'plus-circle' 'fas' %} {% trans "Create" %}</button>
+            <a href="{% url 'frontend:dashboard' %}" class="btn btn-danger">{% fa5_icon 'times' 'fas' %} {% trans "Cancel" %}</a>
+        </div>
+    </form>
+{% endblock %}
+
+{% block bottom_script %}
+    <script src="{% static 'vendor/chosen-js/chosen.jquery.js' %}"></script>
+    <script>
+        $(function () {
+            $('.chosen-select').chosen();
+        });
+    </script>
+{% endblock %}

frontend/templates/frontend/course/view.html

@@ -28,7 +28,7 @@
                 {% if user.is_authenticated %}
                     <a class="dropdown-item" href="{# url 'favourite_content' course.id topic.id content.id ?onDetailPage=True#}">
                         {% if course in user.profile.stared_courses.all %}{% fa5_icon 'bookmark' 'fas' %} Unsave {% else %}{% fa5_icon 'bookmark' 'far' %} Save{% endif %}</a>
-
+                    <a href="{% url 'frontend:course-duplicate' pk=course.pk %}" class="btn btn-warning">{% fa5_icon "copy" "fas" %} {% trans "Duplicate Course" %}</a>
                     <div class="dropdown-divider"></div>
 
                     {% if user|check_edit_course_permission:course %}

frontend/urls.py

@@ -18,6 +18,7 @@
                 name='courses-sort'),
         path('', views.CourseListView.as_view(), name='courses'),
         path('<int:pk>/', include([
+            path('duplicate/', views.course.DuplicateCourseView.as_view(), name='course-duplicate'),
             path('', views.CourseView.as_view(), name='course'),
             path('edit/', views.course.EditCourseView.as_view(), name='course-edit'),
             path('delete/', views.CourseDeleteView.as_view(), name='course-delete'),

frontend/views/course.py

@@ -13,6 +13,42 @@
 from frontend.forms import AddAndEditCourseForm, FilterAndSortForm
 
 
+class DuplicateCourseView(SuccessMessageMixin, LoginRequiredMixin, CreateView):
+    """
+    Duplicate a course
+    """
+    model = Course
+    template_name = 'frontend/course/duplicate.html'
+    form_class = AddAndEditCourseForm
+    success_url = reverse_lazy('frontend:dashboard')
+
+    def get_success_message(self, cleaned_data):
+        original_course = Course.objects.get(pk=self.get_object().id)
+        return _(f"Course '{cleaned_data['title']}' successfully created. All settings and contents of the course '{original_course.title}' were copied.")
+
+    def get_initial(self):
+        course_to_duplicate = Course.objects.get(pk=self.get_object().id)
+        data = course_to_duplicate.__dict__
+        # set data not included in the dict
+        data['owners'] = get_user(self.request)
+        data['image'] = course_to_duplicate.image
+        # this data has the wrong key
+        data['category'] = course_to_duplicate.category
+        data['period'] = course_to_duplicate.period
+        return data
+
+    def form_valid(self, form):
+        duplicated_course = form.save()
+        original_course = Course.objects.get(pk=self.get_object().id)
+        course_structure_entries = CourseStructureEntry.objects.filter(course=original_course)
+        # duplicate course structure entries
+        for entry in course_structure_entries:
+            entry.pk = None
+            entry.course = duplicated_course
+            entry.save()
+        return super().form_valid(form)
+
+
 class AddCourseView(SuccessMessageMixin, LoginRequiredMixin, CreateView):  # pylint: disable=too-many-ancestors
     """
     Adds a new course to the database