Fix data retreival issue on GetData (#35)

* Add a boolean to define item as part of a set
* Add contextual help in admin
* Introduce support to sets and to item code lookup
Also review the url path for pagination

.github/workflows/django.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       max-parallel: 2
       matrix:
-        python-version: ['3.9', '3.10', '3.11', '3.12']
+        python-version: ['3.10', '3.11', '3.12']
 
     steps:
     - uses: actions/checkout@v3

.gitignore

@@ -10,7 +10,6 @@ __pycache__/
 .Python
 build/
 develop-eggs/
-dist/
 downloads/
 eggs/
 .eggs/

README.md

@@ -49,7 +49,7 @@ It has been developed with:
 
 ## Requirements
 
-- Python 3.9+
+- Python 3.10+
 - A USB port when running Arduino hardware (and adaptors if you have a Mac)
 
 ## Web portal installation

ram/bookshelf/migrations/0013_book_description.py

@@ -0,0 +1,19 @@
+# Generated by Django 5.0.2 on 2024-03-02 14:31
+
+import tinymce.models
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("bookshelf", "0012_alter_book_notes"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="book",
+            name="description",
+            field=tinymce.models.HTMLField(blank=True),
+        ),
+    ]

ram/bookshelf/models.py

@@ -52,6 +52,7 @@ class Book(models.Model):
     )
     number_of_pages = models.SmallIntegerField(null=True, blank=True)
     publication_year = models.SmallIntegerField(null=True, blank=True)
+    description = tinymce.HTMLField(blank=True)
     purchase_date = models.DateField(null=True, blank=True)
     tags = models.ManyToManyField(
         Tag, related_name="bookshelf", blank=True

ram/consist/migrations/0011_alter_consist_consist_address_alter_consist_era.py

@@ -0,0 +1,30 @@
+# Generated by Django 5.0.4 on 2024-04-20 12:49
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("consist", "0010_alter_consist_notes"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="consist",
+            name="consist_address",
+            field=models.SmallIntegerField(
+                blank=True,
+                default=None,
+                help_text="DCC consist address if enabled",
+                null=True,
+            ),
+        ),
+        migrations.AlterField(
+            model_name="consist",
+            name="era",
+            field=models.CharField(
+                blank=True, help_text="Era or epoch of the consist", max_length=32
+            ),
+        ),
+    ]

ram/consist/models.py

@@ -16,10 +16,17 @@ class Consist(models.Model):
     identifier = models.CharField(max_length=128, unique=False)
     tags = models.ManyToManyField(Tag, related_name="consist", blank=True)
     consist_address = models.SmallIntegerField(
-        default=None, null=True, blank=True
+        default=None,
+        null=True,
+        blank=True,
+        help_text="DCC consist address if enabled",
     )
     company = models.ForeignKey(Company, on_delete=models.CASCADE)
-    era = models.CharField(max_length=32, blank=True)
+    era = models.CharField(
+        max_length=32,
+        blank=True,
+        help_text="Era or epoch of the consist",
+    )
     image = models.ImageField(
         upload_to=os.path.join("images", "consists"),
         storage=DeduplicatedStorage,

ram/metadata/migrations/0017_alter_property_private.py

@@ -0,0 +1,20 @@
+# Generated by Django 5.0.4 on 2024-04-20 12:49
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("metadata", "0016_alter_decoderdocument_file"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="property",
+            name="private",
+            field=models.BooleanField(
+                default=False, help_text="Property will be only visible to logged users"
+            ),
+        ),
+    ]

ram/metadata/models.py

@@ -11,7 +11,10 @@ from ram.utils import DeduplicatedStorage, get_image_preview, slugify
 
 class Property(models.Model):
     name = models.CharField(max_length=128, unique=True)
-    private = models.BooleanField(default=False)
+    private = models.BooleanField(
+        default=False,
+        help_text="Property will be only visible to logged users",
+    )
 
     class Meta:
         verbose_name_plural = "Properties"

ram/portal/static/bootstrap-icons@1.11.3/font/bootstrap-icons.css

@@ -1,14 +1,14 @@
 /*!
- * Bootstrap Icons v1.11.1 (https://icons.getbootstrap.com/)
- * Copyright 2019-2023 The Bootstrap Authors
+ * Bootstrap Icons v1.11.3 (https://icons.getbootstrap.com/)
+ * Copyright 2019-2024 The Bootstrap Authors
  * Licensed under MIT (https://github.com/twbs/icons/blob/main/LICENSE)
  */
 
 @font-face {
   font-display: block;
   font-family: "bootstrap-icons";
-  src: url("./fonts/bootstrap-icons.woff2?2820a3852bdb9a5832199cc61cec4e65") format("woff2"),
-url("./fonts/bootstrap-icons.woff?2820a3852bdb9a5832199cc61cec4e65") format("woff");
+  src: url("./fonts/bootstrap-icons.woff2?dd67030699838ea613ee6dbda90effa6") format("woff2"),
+url("./fonts/bootstrap-icons.woff?dd67030699838ea613ee6dbda90effa6") format("woff");
 }
 
 .bi::before,

ram/portal/templates/base.html

@@ -16,11 +16,11 @@
     <link rel="icon" href="{% static "favicon.png" %}" sizes="any">
     <link rel="icon" href="{% static "favicon.svg" %}" type="image/svg+xml">
     {% if site_conf.use_cdn %}
-    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/css/bootstrap.min.css" rel="stylesheet">
-    <link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.1/font/bootstrap-icons.css" rel="stylesheet">
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet">
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap-icons@1.11.3/font/bootstrap-icons.css" rel="stylesheet">
     {% else %}
-    <link href="{% static "bootstrap@5.3.2/dist/css/bootstrap.min.css" %}" rel="stylesheet">
-    <link href="{% static "bootstrap-icons@1.11.1/font/bootstrap-icons.css" %}" rel="stylesheet">
+    <link href="{% static "bootstrap@5.3.3/dist/css/bootstrap.min.css" %}" rel="stylesheet">
+    <link href="{% static "bootstrap-icons@1.11.3/font/bootstrap-icons.css" %}" rel="stylesheet">
     {% endif %}
     <link href="{% static "css/main.css" %}?v={{ site_conf.version }}" rel="stylesheet">
     <style>
@@ -216,9 +216,9 @@
     </main>
     {% include 'includes/footer.html' %}
     {% if site_conf.use_cdn %}
-    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js"></script>
+    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
     {% else %}
-    <script src="{% static "bootstrap@5.3.2/dist/js/bootstrap.bundle.min.js" %}"></script>
+    <script src="{% static "bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js" %}"></script>
     {% endif %}
   </body>
 </html>

ram/portal/templates/bookshelf/book.html

@@ -54,6 +54,7 @@
               <div class="tab-content" id="nav-tabContent">
                 <div class="tab-pane show active" id="nav-summary" role="tabpanel" aria-labelledby="nav-summary-tab">
                   <table class="table table-striped">
+                    {{ book.description | safe }}
                     <thead>
                       <tr>
                         <th colspan="2" scope="row">Book</th>

ram/portal/templates/cards/roster.html

@@ -60,7 +60,7 @@
                   </tr>
                   <tr>
                     <th scope="row">Item number</th>
-                    <td>{{ d.item.item_number }}</td>
+                    <td>{{ d.item.item_number }}{%if d.item.set %} | <a class="badge text-bg-primary" href="{% url 'manufacturer' manufacturer=d.item.manufacturer search=d.item.item_number %}">SET</a>{% endif %}</td>
                   </tr>
                 </tbody>
               </table>

ram/portal/templates/manufacturer.html

@@ -0,0 +1,40 @@
+{% extends "cards.html" %}
+      {% block pagination %}
+      {% if data.has_other_pages %}
+      <nav aria-label="Page navigation example">
+        <ul class="pagination justify-content-center mt-4 mb-0">
+          {% if data.has_previous %}
+          <li class="page-item">
+            <a class="page-link" href="{% url 'manufacturer_pagination' manufacturer=manufacturer search=search page=data.previous_page_number %}#main-content" tabindex="-1">Previous</a>
+          </li>
+          {% else %}
+          <li class="page-item disabled">
+            <span class="page-link">Previous</span>
+          </li>
+          {% endif %}
+          {% for i in page_range %}
+            {% if data.number == i %}
+            <li class="page-item active">
+              <span class="page-link">{{ i }}</span>
+            </li>
+            {% else %}
+              {% if i == data.paginator.ELLIPSIS %}
+              <li class="page-item"><span class="page-link">{{ i }}</span></li>
+              {% else %}
+              <li class="page-item"><a class="page-link" href="{% url 'manufacturer_pagination' manufacturer=manufacturer search=search page=i %}#main-content">{{ i }}</a></li>
+              {% endif %}
+            {% endif %}
+          {% endfor %}
+          {% if data.has_next %}
+          <li class="page-item">
+            <a class="page-link" href="{% url 'manufacturer_pagination' manufacturer=manufacturer search=search page=data.next_page_number %}#main-content" tabindex="-1">Next</a>
+          </li>
+          {% else %}
+          <li class="page-item disabled">
+            <span class="page-link">Next</span>
+          </li>
+          {% endif %}
+        </ul>
+      </nav>
+      {% endif %}
+      {% endblock %}

ram/portal/templates/rollingstock.html

@@ -52,6 +52,7 @@
                 {% if documents or decoder_documents %}<button class="nav-link" id="nav-documents-tab" data-bs-toggle="tab" data-bs-target="#nav-documents" type="button" role="tab" aria-controls="nav-documents" aria-selected="false">Documents</button>{% endif %}
                 {% if journal %}<button class="nav-link" id="nav-journal-tab" data-bs-toggle="tab" data-bs-target="#nav-journal" type="button" role="tab" aria-controls="nav-journal" aria-selected="false">Journal</button>{% endif %}
                 {% if rolling_stock.notes %}<button class="nav-link" id="nav-notes-tab" data-bs-toggle="tab" data-bs-target="#nav-notes" type="button" role="tab" aria-controls="nav-notes" aria-selected="false">Notes</button>{% endif %}
+                {% if set %}<button class="nav-link" id="nav-set-tab" data-bs-toggle="tab" data-bs-target="#nav-set" type="button" role="tab" aria-controls="nav-set" aria-selected="false">Set</button>{% endif %}
                 {% if consists %}<button class="nav-link" id="nav-consists-tab" data-bs-toggle="tab" data-bs-target="#nav-consists" type="button" role="tab" aria-controls="nav-consists" aria-selected="false">Consists</button>{% endif %}
               </nav>
               <select class="form-select d-lg-none mb-2" id="tabSelector" aria-label="Tab selector">
@@ -63,6 +64,7 @@
                 {% if documents or decoder_documents %}<option value="nav-documents">Documents</option>{% endif %}
                 {% if journal %}<option value="nav-journal">Journal</option>{% endif %}
                 {% if rolling_stock.notes %}<option value="nav-notes">Notes</option>{% endif %}
+                {% if set %}<option value="nav-set">Set</option>{% endif %}
                 {% if consists %}<option value="nav-consists">Consists</option>{% endif %}
               </select>
               {% with class=rolling_stock.rolling_class company=rolling_stock.rolling_class.company %}
@@ -118,7 +120,7 @@
                       </tr>
                       <tr>
                         <th scope="row">Item number</th>
-                        <td>{{ rolling_stock.item_number }}</td>
+                        <td>{{ rolling_stock.item_number }}{%if rolling_stock.set %} | <a class="badge text-bg-primary" href="{% url 'manufacturer' manufacturer=rolling_stock.manufacturer search=rolling_stock.item_number %}">SET</a>{% endif %}</td>
                       </tr>
                     </tbody>
                   </table>
@@ -149,6 +151,7 @@
                   {% endif %}
                 </div>
                 <div class="tab-pane" id="nav-model" role="tabpanel" aria-labelledby="nav-model-tab">
+                  {{ rolling_stock.description | safe }}
                   <table class="table table-striped">
                     <thead>
                       <tr>
@@ -170,7 +173,7 @@
                       </tr>
                       <tr>
                         <th scope="row">Item number</th>
-                        <td>{{ rolling_stock.item_number }}</td>
+                        <td>{{ rolling_stock.item_number }}{%if rolling_stock.set %} | <a class="badge text-bg-primary" href="{% url 'manufacturer' manufacturer=rolling_stock.manufacturer search=rolling_stock.item_number %}">SET</a>{% endif %}</td>
                       </tr>
                       <tr>
                         <th scope="row">Era</th>
@@ -205,6 +208,7 @@
                   {% endif %}
                 </div>
                 <div class="tab-pane" id="nav-class" role="tabpanel" aria-labelledby="nav-class-tab">
+                  {{ class.description | safe }}
                   <table class="table table-striped">
                     <thead>
                       <tr>
@@ -372,6 +376,13 @@
                 <div class="tab-pane" id="nav-notes" role="tabpanel" aria-labelledby="nav-notes-tab">
                   {{ rolling_stock.notes | safe }}
                 </div>
+                <div class="tab-pane" id="nav-set" role="tabpanel" aria-labelledby="nav-set-tab">
+                  <div class="row row-cols-1 row-cols-md-2 row-cols-lg-3 g-3 mb-3">
+                  {% for d in set %}
+                  {% include "cards/roster.html" %}
+                  {% endfor %}
+                  </div>
+                </div>
                 <div class="tab-pane" id="nav-consists" role="tabpanel" aria-labelledby="nav-cosists-tab">
                   <div class="row row-cols-1 row-cols-md-2 row-cols-lg-3 g-3 mb-3">
                   {% for d in consists %}

ram/portal/urls.py

@@ -4,6 +4,7 @@ from portal.views import (
     GetData,
     GetRoster,
     GetObjectsFiltered,
+    GetManufacturerItem,
     GetFlatpage,
     GetRollingStock,
     GetConsist,
@@ -20,7 +21,11 @@ from portal.views import (
 urlpatterns = [
     path("", GetData.as_view(template="home.html"), name="index"),
     path("roster", GetRoster.as_view(), name="roster"),
-    path("roster/<int:page>", GetRoster.as_view(), name="roster_pagination"),
+    path(
+        "roster/page/<int:page>",
+        GetRoster.as_view(),
+        name="roster_pagination"
+    ),
     path(
         "page/<str:flatpage>",
         GetFlatpage.as_view(),
@@ -32,13 +37,13 @@ urlpatterns = [
         name="consists"
     ),
     path(
-        "consists/<int:page>",
+        "consists/page/<int:page>",
         Consists.as_view(template="consists.html"),
         name="consists_pagination"
     ),
     path("consist/<uuid:uuid>", GetConsist.as_view(), name="consist"),
     path(
-        "consist/<uuid:uuid>/<int:page>",
+        "consist/<uuid:uuid>/page/<int:page>",
         GetConsist.as_view(),
         name="consist_pagination",
     ),
@@ -48,7 +53,7 @@ urlpatterns = [
         name="companies"
     ),
     path(
-        "companies/<int:page>",
+        "companies/page/<int:page>",
         Companies.as_view(template="companies.html"),
         name="companies_pagination",
     ),
@@ -58,7 +63,7 @@ urlpatterns = [
         name="manufacturers"
     ),
     path(
-        "manufacturers/<str:category>/<int:page>",
+        "manufacturers/<str:category>/page/<int:page>",
         Manufacturers.as_view(template="manufacturers.html"),
         name="manufacturers_pagination",
     ),
@@ -68,7 +73,7 @@ urlpatterns = [
         name="scales"
     ),
     path(
-        "scales/<int:page>",
+        "scales/page/<int:page>",
         Scales.as_view(template="scales.html"),
         name="scales_pagination"
     ),
@@ -78,7 +83,7 @@ urlpatterns = [
         name="types"
     ),
     path(
-        "types/<int:page>",
+        "types/page/<int:page>",
         Types.as_view(template="types.html"),
         name="types_pagination"
     ),
@@ -88,7 +93,7 @@ urlpatterns = [
         name="books"
     ),
     path(
-        "bookshelf/books/<int:page>",
+        "bookshelf/books/page/<int:page>",
         Books.as_view(template="bookshelf/books.html"),
         name="books_pagination"
     ),
@@ -99,17 +104,37 @@ urlpatterns = [
         name="search",
     ),
     path(
-        "search/<str:search>/<int:page>",
+        "search/<str:search>/page/<int:page>",
         SearchObjects.as_view(),
         name="search_pagination",
     ),
+    path(
+        "manufacturer/<str:manufacturer>",
+        GetManufacturerItem.as_view(),
+        name="manufacturer",
+    ),
+    path(
+        "manufacturer/<str:manufacturer>/page/<int:page>",
+        GetManufacturerItem.as_view(),
+        name="manufacturer_pagination",
+    ),
+    path(
+        "manufacturer/<str:manufacturer>/<str:search>",
+        GetManufacturerItem.as_view(),
+        name="manufacturer",
+    ),
+    path(
+        "manufacturer/<str:manufacturer>/<str:search>/page/<int:page>",
+        GetManufacturerItem.as_view(),
+        name="manufacturer_pagination",
+    ),
     path(
         "<str:_filter>/<str:search>",
         GetObjectsFiltered.as_view(),
         name="filtered",
     ),
     path(
-        "<str:_filter>/<str:search>/<int:page>",
+        "<str:_filter>/<str:search>/page/<int:page>",
         GetObjectsFiltered.as_view(),
         name="filtered_pagination",
     ),

ram/portal/views.py

@@ -7,7 +7,7 @@ from django.views import View
 from django.http import Http404, HttpResponseBadRequest
 from django.db.utils import OperationalError, ProgrammingError
 from django.db.models import Q
-from django.shortcuts import render, get_object_or_404
+from django.shortcuts import render, get_object_or_404, get_list_or_404
 from django.core.exceptions import ObjectDoesNotExist
 from django.core.paginator import Paginator
 
@@ -21,7 +21,15 @@ from metadata.models import (
 )
 
 
-def order_by_fields():
+def get_items_per_page():
+    try:
+        items_per_page = get_site_conf().items_per_page
+    except (OperationalError, ProgrammingError):
+        items_per_page = 6
+    return items_per_page
+
+
+def get_order_by_field():
     try:
         order_by = get_site_conf().items_ordering
     except (OperationalError, ProgrammingError):
@@ -46,19 +54,22 @@ class GetData(View):
     title = "Home"
     template = "roster.html"
     item_type = "rolling_stock"
-    queryset = RollingStock.objects.order_by(*order_by_fields())
+    filter = Q()  # empty filter by default
+
+    def get_data(self):
+        return RollingStock.objects.order_by(
+            *get_order_by_field()
+        ).filter(self.filter)
 
     def get(self, request, page=1):
-        site_conf = get_site_conf()
-
         data = []
-        for item in self.queryset:
+        for item in self.get_data():
             data.append({
                 "type": self.item_type,
                 "item": item
             })
 
-        paginator = Paginator(data, site_conf.items_per_page)
+        paginator = Paginator(data, get_items_per_page())
         data = paginator.get_page(page)
         page_range = paginator.get_elided_page_range(
             data.number, on_each_side=2, on_ends=1
@@ -80,12 +91,13 @@ class GetData(View):
 class GetRoster(GetData):
     title = "Roster"
     item_type = "rolling_stock"
-    queryset = RollingStock.objects.order_by(*order_by_fields())
+
+    def get_data(self):
+        return RollingStock.objects.order_by(*get_order_by_field())
 
 
 class SearchObjects(View):
     def run_search(self, request, search, _filter, page=1):
-        site_conf = get_site_conf()
         if _filter is None:
             query = reduce(
                 operator.or_,
@@ -130,7 +142,7 @@ class SearchObjects(View):
         rolling_stock = (
             RollingStock.objects.filter(query)
             .distinct()
-            .order_by(*order_by_fields())
+            .order_by(*get_order_by_field())
         )
         for item in rolling_stock:
             data.append({
@@ -162,7 +174,7 @@ class SearchObjects(View):
                     "item": item
                 })
 
-        paginator = Paginator(data, site_conf.items_per_page)
+        paginator = Paginator(data, get_items_per_page())
         data = paginator.get_page(page)
         page_range = paginator.get_elided_page_range(
             data.number, on_each_side=2, on_ends=1
@@ -215,10 +227,58 @@ class SearchObjects(View):
         return self.get(request, search, page)
 
 
+class GetManufacturerItem(View):
+    def get(self, request, manufacturer, search="all", page=1):
+        if search != "all":
+            rolling_stock = get_list_or_404(
+                RollingStock.objects.order_by(*get_order_by_field()),
+                Q(
+                    Q(manufacturer__name__iexact=manufacturer)
+                    & Q(item_number__exact=search)
+                )
+            )
+            title = "{0}: {1}".format(
+                rolling_stock[0].manufacturer,
+                search
+            )
+        else:
+            rolling_stock = get_list_or_404(
+                RollingStock.objects.order_by(*get_order_by_field()),
+                Q(rolling_class__manufacturer__slug__iexact=manufacturer)
+                | Q(manufacturer__slug__iexact=manufacturer)
+            )
+            title = "Manufacturer: {0}".format(
+                    get_object_or_404(Manufacturer, slug__iexact=manufacturer)
+                )
+
+        data = []
+        for item in rolling_stock:
+            data.append({
+                "type": "rolling_stock",
+                "item": item
+            })
+
+        paginator = Paginator(data, get_items_per_page())
+        data = paginator.get_page(page)
+        page_range = paginator.get_elided_page_range(
+            data.number, on_each_side=2, on_ends=1
+        )
+        return render(
+            request,
+            "manufacturer.html",
+            {
+                "title": title,
+                "manufacturer": manufacturer,
+                "search": search,
+                "data": data,
+                "matches": paginator.count,
+                "page_range": page_range,
+            },
+        )
+
+
 class GetObjectsFiltered(View):
     def run_filter(self, request, search, _filter, page=1):
-        site_conf = get_site_conf()
-
         if _filter == "type":
             title = get_object_or_404(RollingStockType, slug__iexact=search)
             query = Q(rolling_class__type__slug__iexact=search)
@@ -226,12 +286,6 @@ class GetObjectsFiltered(View):
             title = get_object_or_404(Company, slug__iexact=search)
             query = Q(rolling_class__company__slug__iexact=search)
             query_2nd = Q(company__slug__iexact=search)
-        elif _filter == "manufacturer":
-            title = get_object_or_404(Manufacturer, slug__iexact=search)
-            query = Q(
-                Q(rolling_class__manufacturer__slug__iexact=search)
-                | Q(manufacturer__slug__iexact=search)
-            )
         elif _filter == "scale":
             title = get_object_or_404(Scale, slug__iexact=search)
             query = Q(scale__slug__iexact=search)
@@ -248,7 +302,7 @@ class GetObjectsFiltered(View):
         rolling_stock = (
             RollingStock.objects.filter(query)
             .distinct()
-            .order_by(*order_by_fields())
+            .order_by(*get_order_by_field())
         )
 
         data = []
@@ -281,7 +335,7 @@ class GetObjectsFiltered(View):
         except NameError:
             pass
 
-        paginator = Paginator(data, site_conf.items_per_page)
+        paginator = Paginator(data, get_items_per_page())
         data = paginator.get_page(page)
         page_range = paginator.get_elided_page_range(
             data.number, on_each_side=2, on_ends=1
@@ -347,6 +401,16 @@ class GetRollingStock(View):
             consist_item__rolling_stock=rolling_stock
         )]  # A dict with "item" is required by the consists card
 
+        set = [{
+            "type": "set",
+            "item": s
+        } for s in RollingStock.objects.filter(
+                Q(
+                    Q(item_number__exact=rolling_stock.item_number)
+                    & Q(set=True)
+                )
+        ).order_by(*get_order_by_field())]
+
         return render(
             request,
             "rollingstock.html",
@@ -358,6 +422,7 @@ class GetRollingStock(View):
                 "decoder_documents": decoder_documents,
                 "documents": documents,
                 "journal": journal,
+                "set": set,
                 "consists": consists,
             },
         )
@@ -366,12 +431,13 @@ class GetRollingStock(View):
 class Consists(GetData):
     title = "Consists"
     item_type = "consist"
-    queryset = Consist.objects.all()
+
+    def get_data(self):
+        return Consist.objects.all()
 
 
 class GetConsist(View):
     def get(self, request, uuid, page=1):
-        site_conf = get_site_conf()
         try:
             consist = Consist.objects.get(uuid=uuid)
         except ObjectDoesNotExist:
@@ -381,7 +447,7 @@ class GetConsist(View):
             "item": RollingStock.objects.get(uuid=r.rolling_stock_id)
         } for r in consist.consist_item.all()]
 
-        paginator = Paginator(data, site_conf.items_per_page)
+        paginator = Paginator(data, get_items_per_page())
         data = paginator.get_page(page)
         page_range = paginator.get_elided_page_range(
             data.number, on_each_side=2, on_ends=1
@@ -402,20 +468,25 @@ class GetConsist(View):
 class Manufacturers(GetData):
     title = "Manufacturers"
     item_type = "manufacturer"
-    queryset = None  # Set via method get
+
+    def get_data(self):
+        return Manufacturer.objects.filter(self.filter)
 
     # overload get method to filter by category
     def get(self, request, category, page=1):
         if category not in ("real", "model"):
             raise Http404
-        self.queryset = Manufacturer.objects.filter(category=category)
+        self.filter = Q(category=category)
+
         return super().get(request, page)
 
 
 class Companies(GetData):
     title = "Companies"
     item_type = "company"
-    queryset = Company.objects.all()
+
+    def get_data(self):
+        return Company.objects.all()
 
 
 class Scales(GetData):
@@ -423,17 +494,24 @@ class Scales(GetData):
     item_type = "scale"
     queryset = Scale.objects.all()
 
+    def get_data(self):
+        return Scale.objects.all()
+
 
 class Types(GetData):
     title = "Types"
     item_type = "rolling_stock_type"
-    queryset = RollingStockType.objects.all()
+
+    def get_data(self):
+        return RollingStockType.objects.all()
 
 
 class Books(GetData):
     title = "Books"
     item_type = "book"
-    queryset = Book.objects.all()
+
+    def get_data(self):
+        return Book.objects.all()
 
 
 class GetBook(View):

ram/ram/__init__.py

@@ -1,4 +1,4 @@
 from ram.utils import git_suffix
 
-__version__ = "0.10.0"
+__version__ = "0.12.2"
 __version__ += git_suffix(__file__)

ram/roster/admin.py

@@ -141,7 +141,9 @@ class RollingStockAdmin(SortableAdminBase, admin.ModelAdmin):
                     "scale",
                     "manufacturer",
                     "item_number",
+                    "set",
                     "era",
+                    "description",
                     "production_year",
                     "purchase_date",
                     "notes",

ram/roster/migrations/0023_alter_rollingclass_description.py

@@ -0,0 +1,19 @@
+# Generated by Django 5.0.2 on 2024-03-02 13:30
+
+import tinymce.models
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("roster", "0022_alter_rollingstock_notes_and_more"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="rollingclass",
+            name="description",
+            field=tinymce.models.HTMLField(blank=True),
+        ),
+    ]

ram/roster/migrations/0024_rollingstock_description.py

@@ -0,0 +1,19 @@
+# Generated by Django 5.0.2 on 2024-03-02 14:30
+
+import tinymce.models
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("roster", "0023_alter_rollingclass_description"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="rollingstock",
+            name="description",
+            field=tinymce.models.HTMLField(blank=True),
+        ),
+    ]

ram/roster/migrations/0025_rollingstock_set_alter_rollingstock_era_and_more.py

@@ -0,0 +1,40 @@
+# Generated by Django 5.0.4 on 2024-04-20 12:55
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("roster", "0024_rollingstock_description"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="rollingstock",
+            name="set",
+            field=models.BooleanField(default=False, help_text="Part of a set"),
+        ),
+        migrations.AlterField(
+            model_name="rollingstock",
+            name="era",
+            field=models.CharField(
+                blank=True, help_text="Era or epoch of the model", max_length=32
+            ),
+        ),
+        migrations.AlterField(
+            model_name="rollingstock",
+            name="item_number",
+            field=models.CharField(
+                blank=True, help_text="Catalog item number or code", max_length=32
+            ),
+        ),
+        migrations.AlterField(
+            model_name="rollingstockjournal",
+            name="private",
+            field=models.BooleanField(
+                default=False,
+                help_text="Journal log will be visible only to logged users",
+            ),
+        ),
+    ]

ram/roster/models.py

@@ -25,7 +25,7 @@ class RollingClass(models.Model):
     identifier = models.CharField(max_length=128, unique=False)
     type = models.ForeignKey(RollingStockType, on_delete=models.CASCADE)
     company = models.ForeignKey(Company, on_delete=models.CASCADE)
-    description = models.CharField(max_length=256, blank=True)
+    description = tinymce.HTMLField(blank=True)
     manufacturer = models.ForeignKey(
         Manufacturer,
         on_delete=models.CASCADE,
@@ -74,7 +74,15 @@ class RollingStock(models.Model):
         limit_choices_to={"category": "model"},
     )
     scale = models.ForeignKey(Scale, on_delete=models.CASCADE)
-    item_number = models.CharField(max_length=32, blank=True)
+    item_number = models.CharField(
+        max_length=32,
+        blank=True,
+        help_text="Catalog item number or code",
+    )
+    set = models.BooleanField(
+        default=False,
+        help_text="Part of a set",
+    )
     decoder_interface = models.PositiveSmallIntegerField(
         choices=settings.DECODER_INTERFACES, null=True, blank=True
     )
@@ -82,13 +90,18 @@ class RollingStock(models.Model):
         Decoder, on_delete=models.CASCADE, null=True, blank=True
     )
     address = models.SmallIntegerField(default=None, null=True, blank=True)
-    era = models.CharField(max_length=32, blank=True)
+    era = models.CharField(
+        max_length=32,
+        blank=True,
+        help_text="Era or epoch of the model",
+    )
     production_year = models.SmallIntegerField(null=True, blank=True)
     purchase_date = models.DateField(null=True, blank=True)
-    notes = tinymce.HTMLField(blank=True)
+    description = tinymce.HTMLField(blank=True)
     tags = models.ManyToManyField(
         Tag, related_name="rolling_stock", blank=True
     )
+    notes = tinymce.HTMLField(blank=True)
     creation_time = models.DateTimeField(auto_now_add=True)
     updated_time = models.DateTimeField(auto_now=True)
 
@@ -176,7 +189,10 @@ class RollingStockJournal(models.Model):
     )
     date = models.DateField()
     log = tinymce.HTMLField()
-    private = models.BooleanField(default=False)
+    private = models.BooleanField(
+        default=False,
+        help_text="Journal log will be visible only to logged users",
+    )
     creation_time = models.DateTimeField(auto_now_add=True)
     updated_time = models.DateTimeField(auto_now=True)