Generate QR codes in SeedDB and show in page

python/nav/web/seeddb/page/__init__.py

@@ -42,11 +42,19 @@ def not_implemented(*_args, **_kwargs):
     raise NotImplementedError()
 
 
-def view_switcher(request, list_view=None, move_view=None, delete_view=None):
+def view_switcher(
+    request,
+    list_view=None,
+    move_view=None,
+    delete_view=None,
+    generate_qr_codes_view=None,
+):
     """Selects appropriate view depending on POST data."""
     if request.method == 'POST':
         if 'move' in request.POST:
             return move_view(request)
         elif 'delete' in request.POST:
             return delete_view(request)
+        elif 'qr_code' in request.POST:
+            return generate_qr_codes_view(request)
     return list_view(request)

python/nav/web/seeddb/page/netbox/__init__.py

@@ -28,6 +28,7 @@
 from nav.web.seeddb.page import view_switcher
 from nav.web.seeddb.utils.list import render_list
 from nav.web.seeddb.utils.delete import render_delete
+from nav.web.seeddb.utils.generate_qr_codes import generate_qr_codes
 from nav.web.seeddb.utils.move import move
 from nav.web.seeddb.utils.bulk import render_bulkimport
 from nav.web.seeddb.page.netbox.forms import NetboxFilterForm, NetboxMoveForm
@@ -53,7 +54,11 @@ class NetboxInfo(SeeddbInfo):
 def netbox(request):
     """Controller for landing page for netboxes"""
     return view_switcher(
-        request, list_view=netbox_list, move_view=netbox_move, delete_view=netbox_delete
+        request,
+        list_view=netbox_list,
+        move_view=netbox_move,
+        delete_view=netbox_delete,
+        generate_qr_codes_view=netbox_generate_qr_codes,
     )
 
 
@@ -111,6 +116,50 @@ def netbox_pre_deletion_mark(queryset):
     queryset.update(deleted_at=datetime.datetime.now(), up_to_date=False)
 
 
+def netbox_generate_qr_codes(request):
+    """Controller for generating qr codes for netboxes"""
+    url_dict = dict()
+    netboxes = Netbox.objects.filter(id__in=request.POST.getlist('object'))
+
+    for netbox in netboxes:
+        name = str(netbox)
+        url = request.build_absolute_uri("/ipdevinfo/" + name)
+        url_dict[name] = url
+
+    qr_codes = generate_qr_codes(
+        request=request, redirect='seeddb-netbox', url_dict=url_dict
+    )
+
+    info = NetboxInfo()
+    query = (
+        Netbox.objects.select_related("room", "category", "type", "organization")
+        .prefetch_related("profiles")
+        .annotate(profile=ArrayAgg("profiles__name"))
+    )
+    filter_form = NetboxFilterForm(request.GET)
+    value_list = (
+        'sysname',
+        'room',
+        'ip',
+        'category',
+        'organization',
+        'profile',
+        'type__name',
+    )
+    extra_context = info.template_context
+    extra_context["qr_codes"] = qr_codes
+    return render_list(
+        request,
+        query,
+        value_list,
+        'seeddb-netbox-edit',
+        edit_url_attr='pk',
+        filter_form=filter_form,
+        template='seeddb/list_netbox.html',
+        extra_context=extra_context,
+    )
+
+
 def netbox_move(request):
     """Controller for handling a move request"""
     info = NetboxInfo()

python/nav/web/seeddb/page/room.py

@@ -28,6 +28,7 @@
 from nav.web.seeddb.page import view_switcher
 from nav.web.seeddb.utils.list import render_list
 from nav.web.seeddb.utils.edit import render_edit
+from nav.web.seeddb.utils.generate_qr_codes import generate_qr_codes
 from nav.web.seeddb.utils.delete import render_delete
 from nav.web.seeddb.utils.move import move
 from nav.web.seeddb.utils.bulk import render_bulkimport
@@ -55,7 +56,11 @@ class RoomInfo(SeeddbInfo):
 def room(request):
     """Controller for listing, moving and deleting rooms"""
     return view_switcher(
-        request, list_view=room_list, move_view=room_move, delete_view=room_delete
+        request,
+        list_view=room_list,
+        move_view=room_move,
+        delete_view=room_delete,
+        generate_qr_codes_view=room_generate_qr_codes,
     )
 
 
@@ -83,6 +88,42 @@ def room_move(request):
     )
 
 
+def room_generate_qr_codes(request):
+    """Controller for generating qr codes for rooms"""
+    url_dict = dict()
+    ids = request.POST.getlist('object')
+
+    for id in ids:
+        url = request.build_absolute_uri(reverse('room-info', kwargs={'roomid': id}))
+        url_dict[id] = url
+
+    qr_codes = generate_qr_codes(
+        request=request, redirect='seeddb-room', url_dict=url_dict
+    )
+
+    info = RoomInfo()
+    value_list = (
+        'id',
+        'location',
+        'description',
+        'position',
+        'data',
+    )
+    query = Room.objects.select_related("location").all()
+    filter_form = RoomFilterForm(request.GET)
+    extra_context = info.template_context
+    extra_context["qr_codes"] = qr_codes
+    return render_list(
+        request,
+        query,
+        value_list,
+        'seeddb-room-edit',
+        edit_url_attr='pk',
+        filter_form=filter_form,
+        extra_context=extra_context,
+    )
+
+
 def room_delete(request, object_id=None):
     """Controller for deleting rooms. Used in room()"""
     info = RoomInfo()

python/nav/web/templates/seeddb/list.html

@@ -30,6 +30,12 @@
       </div>
     {% endif %}
 
+    {% if qr_codes %}
+      {%for qr_code in qr_codes %}
+        <img src="data:image/png;base64,{{qr_code}}">
+      {% endfor %}
+    {% endif %}
+
     <div id="tablewrapper" class="notvisible" data-forpage="{{ request.path }}" data-page="{{ active_page }}">
       <table id="seeddb-content" class="listtable" width="100%">
         <caption>