Added views for non existent entries

lattedb/correlator/migrations/0008_auto_20200528_0855.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('correlator', '0007_auto_20200213_2051'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='correlator',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/current/migrations/0006_auto_20200528_0855.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('current', '0005_auto_20200221_2341'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='current',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/ensemble/migrations/0006_auto_20200528_0855.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('ensemble', '0005_remove_ensemble_type'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='ensemble',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/fermionaction/migrations/0006_auto_20200528_0855.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('fermionaction', '0005_remove_fermionaction_type'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='fermionaction',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/gaugeaction/migrations/0005_auto_20200528_0855.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('gaugeaction', '0004_remove_gaugeaction_type'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='gaugeaction',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/gaugeconfig/migrations/0006_auto_20200528_0855.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('gaugeconfig', '0005_remove_gaugeconfig_type'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='gaugeconfig',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/linksmear/migrations/0005_auto_20200528_0855.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('linksmear', '0004_remove_linksmear_type'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='linksmear',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/project/formfac/migrations/0009_auto_20200528_0855.py

@@ -0,0 +1,116 @@
+# Generated by Django 3.0.6 on 2020-05-28 08:55
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('project_formfac', '0008_auto_20200408_0823'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='concatenatedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='correlatormeta',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='diskconcatenatedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='diskcorrelatorh5dset',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='diskformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='diskspectrum4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='disktslicedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='disktslicedsaveragedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='disktslicedsaveragedspectrum4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='disktslicedspectrum4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='formfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='spectrum4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tapeconcatenatedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tapecorrelatorh5dset',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tapetslicedsaveragedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tapetslicedsaveragedspectrum4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tslicedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tslicedsaveragedformfactor4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tslicedsaveragedspectrum4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+        migrations.AlterField(
+            model_name='tslicedspectrum4dfile',
+            name='user',
+            field=models.ForeignKey(blank=True, help_text='User who updated this object. Set on save by connection to database. Anonymous if not found.', null=True, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
+        ),
+    ]

lattedb/project/formfac/rest/pagination.py

@@ -15,8 +15,16 @@ class Paginator(DatatablesPageNumberPagination):
     def paginate_queryset(self, queryset, request, view=None):
         """Paginates queryset and sets `recordsExist`.
         """
+        entry = queryset.first()
+
         pages = super().paginate_queryset(queryset, request, view=view)
-        self.recordsExist = queryset.filter(exists=True).count()  # pylint:disable=C0103
+
+        self.recordsExist = (  # pylint:disable=C0103
+            queryset.filter(exists=True).count()
+            if entry
+            and "exists" in set(field.name for field in entry.get_open_fields())
+            else None
+        )
         return pages
 
     def get_paginated_response(self, data):

lattedb/project/formfac/rest/serializers.py

@@ -7,6 +7,8 @@
 """
 from rest_framework import routers, serializers, viewsets
 
+from django.db.models import Q
+
 from lattedb.project.formfac.models import ConcatenatedFormFactor4DFile
 from lattedb.project.formfac.models import DiskConcatenatedFormFactor4DFile
 from lattedb.project.formfac.models import TapeConcatenatedFormFactor4DFile
@@ -37,6 +39,11 @@
 
 VIEWSETS = []
 
+
+Q_ON_TAPE_FALSE = Q(tape__isnull=True) | (Q(tape__isnull=False) & Q(tape__exists=False))
+Q_ON_DISK_FALSE = Q(disk__isnull=True) | (Q(disk__isnull=False) & Q(disk__exists=False))
+Q_DOES_NOT_EXIST = Q_ON_DISK_FALSE & Q_ON_TAPE_FALSE
+
 # -------------------------------------
 # ConcatenatedFormFactor4D
 # -------------------------------------
@@ -129,6 +136,16 @@ class TapeTSlicedSAveragedFormFactor4DFileViewSet(viewsets.ReadOnlyModelViewSet)
 
 VIEWSETS.append(TapeTSlicedSAveragedFormFactor4DFileViewSet)
 
+
+class NonExistentSlicedSAveragedFormFactor4DFileViewSet(viewsets.ReadOnlyModelViewSet):
+    name = "non-existent-sliced-averaged-formfactor"
+    exclude_from_nav = True
+    queryset = TSlicedSAveragedFormFactor4DFile.objects.filter(Q_DOES_NOT_EXIST)
+    serializer_class = TSlicedSAveragedFormFactor4DFileSerializer
+
+
+VIEWSETS.append(NonExistentSlicedSAveragedFormFactor4DFileViewSet)
+
 # -------------------------------------
 # TSlicedFormFactor4D
 # -------------------------------------
@@ -231,6 +248,17 @@ class TapeCorrelatorH5DsetFileViewSet(viewsets.ReadOnlyModelViewSet):
 
 VIEWSETS.append(TapeCorrelatorH5DsetFileViewSet)
 
+
+class NonExistentCorrelatorH5DsetFileViewSet(viewsets.ReadOnlyModelViewSet):
+    name = "non-existent-correlator-h5dset"
+    exclude_from_nav = True
+    queryset = CorrelatorMeta.objects.filter(Q_DOES_NOT_EXIST)
+    serializer_class = CorrelatorMetaSerializer
+
+
+VIEWSETS.append(NonExistentCorrelatorH5DsetFileViewSet)
+
+
 # -------------------------------------
 # Spectrum
 # -------------------------------------
@@ -277,6 +305,16 @@ class TapeTSlicedSAveragedSpectrum4DFileViewSet(viewsets.ReadOnlyModelViewSet):
 
 VIEWSETS.append(TapeTSlicedSAveragedSpectrum4DFileViewSet)
 
+
+class NonExistentSlicedSAveragedSpectrum4DFileViewSet(viewsets.ReadOnlyModelViewSet):
+    name = "non-existent-sliced-averaged-spectrum"
+    exclude_from_nav = True
+    queryset = TSlicedSAveragedSpectrum4DFile.objects.filter(Q_DOES_NOT_EXIST)
+    serializer_class = TSlicedSAveragedSpectrum4DFileSerializer
+
+
+VIEWSETS.append(NonExistentSlicedSAveragedSpectrum4DFileViewSet)
+
 # -------------------------------------
 # TSlicedSpectrum4D
 # -------------------------------------
@@ -305,6 +343,16 @@ class DiskTSlicedSpectrum4DFileViewSet(viewsets.ReadOnlyModelViewSet):
 
 VIEWSETS.append(DiskTSlicedSpectrum4DFileViewSet)
 
+
+class NonExistentSlicedSpectrum4DFileViewSet(viewsets.ReadOnlyModelViewSet):
+    name = "non-existent-sliced-spectrum"
+    exclude_from_nav = True
+    queryset = TSlicedSpectrum4DFile.objects.filter(Q_ON_DISK_FALSE)
+    serializer_class = TSlicedSpectrum4DFileSerializer
+
+
+VIEWSETS.append(NonExistentSlicedSpectrum4DFileViewSet)
+
 # -------------------------------------
 # TSlicedSAveragedSpectrum4D
 # -------------------------------------

lattedb/project/formfac/templates/table.html

@@ -14,8 +14,8 @@
 
 {% block content %}
 <div class="jumbotron">
-    <h1>{{model.verbose_name}}</h1>
-    {% if model %}<p>{{model.get_doc}}</p>{% endif %}
+    <h1>{{title}}</h1>
+    {% if subtitle %}<p>{{subtitle}}</p>{% endif %}
 </div>
 <div class="w-100 px-5">
     {% if status.total > 0 %}