Add render_object_placeholder template tag

djangocms_blog/templates/djangocms_blog/includes/blog_item.html

@@ -1,34 +1,38 @@
 {% load djangocms_blog i18n easy_thumbnails_tags cms_tags %}
 
-<article id="post-{{ postcontent.slug }}" class="post-item">
+<article id="post-{{ post_content.slug }}" class="post-item">
     <header>
-        <h3><a href="{% absolute_url postcontent %}">{{ postcontent.title }}</a></h3>
-        {% if postcontent.subtitle %}
-            <h4>{{ postcontent.subtitle }}</h4>
+        <h3><a href="{% absolute_url post_content %}">{{ post_content.title }}</a></h3>
+        {% if post_content.subtitle %}
+            <h4>{{ post_content.subtitle }}</h4>
         {% endif %}
         {% block blog_meta %}
             {% include "djangocms_blog/includes/blog_meta.html" %}
         {% endblock %}
     </header>
-    {% if image and postcontent.post.main_image %}
+    {% if image and post_content.post.main_image %}
     <div class="blog-visual">
-        {% thumbnail postcontent.post.main_image postcontent.post.thumbnail_options.size crop=postcontent.post.thumbnail_options.crop upscale=postcontent.post.thumbnail_options.upscale subject_location=postcontent.post.main_image.subject_location as thumb %}
-        <img src="{{ thumb.url }}" alt="{{ postcontent.main_image.default_alt_text }}" width="{{ thumb.width }}" height="{{ thumb.height }}" />
+        {% thumbnail post_content.post.main_image post_content.post.thumbnail_options.size crop=post_content.post.thumbnail_options.crop upscale=post_content.post.thumbnail_options.upscale subject_location=post_content.post.main_image.subject_location as main_image %}
+        {% if main_image %}
+          <img src="{{ main_image.url }}" alt="{{ post_content.main_image.default_alt_text|default:'' }}" width="{{ main_image.width }}" height="{{ main_image.height }}" />
+        {% else %}
+          <img src="{{ post_content.post.main_image.url }}" alt="{{ post_content.main_image.default_alt_text|default:'' }}" />
+        {% endif %}
     </div>
     {% else %}
-        {% media_images postcontent as previews %}
+        {% media_images post_content as previews %}
         <div class="blog-visual">
           {% for preview in previews %}<img src="{{ preview }}" />{% endfor %}
         </div>
     {% endif %}
     <div class="blog-lead">
         {% if not TRUNCWORDS_COUNT %}
-            {% render_model postcontent "abstract" "" "" "safe" %}
+            {% render_model post_content "abstract" "" "" "safe" %}
         {% else %}
-            {% render_model postcontent "abstract" "" "" "truncatewords_html:TRUNCWORDS_COUNT|safe"  %}
+            {% render_model post_content "abstract" "" "" "truncatewords_html:TRUNCWORDS_COUNT|safe"  %}
         {% endif %}
     </div>
     <footer class="read-more">
-        <a href="{% absolute_url postcontent %}">{% trans "read more" %} &raquo;</a>
+        <a href="{% absolute_url post_content %}">{% trans "read more" %} &raquo;</a>
     </footer>
 </article>

djangocms_blog/templates/djangocms_blog/plugins/latest_entries.html

@@ -1,8 +1,8 @@
 {% load i18n %}{% spaceless %}
 <div class="plugin plugin-blog">
     <div class="blog-latest-entries">
-    {% for postcontent in postcontent_list %}
-        {% include "djangocms_blog/includes/blog_item.html" with postcontent=postcontent image="true" TRUNCWORDS_COUNT=TRUNCWORDS_COUNT %}
+    {% for post_content in postcontent_list %}
+        {% include "djangocms_blog/includes/blog_item.html" with post_content=post_content image="true" TRUNCWORDS_COUNT=TRUNCWORDS_COUNT %}
     {% empty %}
     <p class="blog-empty">{% trans "No article found." %}</p>
     {% endfor %}

djangocms_blog/templates/djangocms_blog/post_detail.html

@@ -2,14 +2,14 @@
 {% load i18n easy_thumbnails_tags cms_tags %}
 
 {% block canonical_url %}<link rel="canonical" href="{{ meta.url }}"/>{% endblock canonical_url %}
-{% block title %}{{ post.get_title }}{% endblock %}
+{% block title %}{{ post_content.title }}{% endblock %}
 
 {% block content_blog %}{% spaceless %}
 <article id="post-{{ post_content.slug }}" class="post-item post-detail">
     <header>
-        <h2>{{ post_content.title }}{#  render_model post "title" #}</h2>
+        <h2>{% render_model post_content "title" %}</h2>
         {% if post_content.subtitle %}
-            <h3>{# render_model post "subtitle" #}</h3>
+            <h3>{% render_model post_content "subtitle" %}</h3>
         {% endif %}
         {% block blog_meta %}
             {% include "djangocms_blog/includes/blog_meta.html" %}
@@ -19,20 +19,20 @@ <h3>{# render_model post "subtitle" #}</h3>
         <div class="blog-visual">{% render_placeholder post_content.media %}</div>
     {% else %}
         <div class="blog-visual">
-            {% thumbnail post_content.post.main_image post_content.post.full_image_options.size crop=post_content.post.full_image_options.crop upscale=post_content.post.full_image_options.upscale subject_location=post_content.post.main_image.subject_location as thumb %}
-            <img src="{{ thumb.url }}" alt="{{ post_content.post.main_image.default_alt_text }}" width="{{ thumb.width }}" height="{{ thumb.height }}" />
+            {% thumbnail post_content.post.main_image post_content.post.full_image_options.size crop=post_content.post.full_image_options.crop upscale=post_content.post.full_image_options.upscale subject_location=post_content.post.main_image.subject_location as main_image %}
+            <img src="{{ main_image.url }}" alt="{{ post_content.post.main_image.default_alt_text }}" width="{{ main_image.width }}" height="{{ main_image.height }}" />
         </div>
     {% endif %}
     {% endspaceless %}
     {% if post_content.post.app_config.use_placeholder %}
-        <div class="blog-content">{% render_placeholder post.content %}</div>
+        <div class="blog-content">{% render_placeholder post_content.content %}</div>
     {% else %}
         <div class="blog-content">{% render_model post_content "post_text" "post_text" "" "safe" %}</div>
     {% endif %}
-    {% if post.related.exists %}
+    {% if post_content.related.exists %}
         <section class="post-detail-list">
-        {% for related in post.related.all %}
-            {% include "djangocms_blog/includes/blog_item.html" with post=related image="true" TRUNCWORDS_COUNT=TRUNCWORDS_COUNT %}
+        {% for related in post_content.related.all %}
+            {% include "djangocms_blog/includes/blog_item.html" with post_content=related image="true" TRUNCWORDS_COUNT=TRUNCWORDS_COUNT %}
         {% endfor %}
         </section>
     {% endif %}

djangocms_blog/templatetags/djangocms_blog.py

@@ -1,6 +1,8 @@
 from classytags.arguments import Argument
 from classytags.core import Options
 from classytags.helpers import AsTag
+from cms.toolbar.utils import get_toolbar_from_request
+from cms.utils.placeholder import get_placeholder_from_slot
 from cms.utils.plugins import get_plugins
 from cms.utils.urlutils import admin_reverse
 from django import template
@@ -121,3 +123,49 @@ def endpoint_url(admin, obj):
 
 
 register.tag(GetAbsoluteUrl.name, GetAbsoluteUrl)
+
+
+class RenderNamedPlaceholder(AsTag):
+    """
+    Render the content of the plugins contained in a placeholder.
+    The result can be assigned to a variable within the template's context by using the `as` keyword.
+    It behaves in the same way as the `PageAttribute` class, check its docstring for more details.
+    """
+
+    name = "render_object_placeholder"
+    options = Options(
+        Argument("placeholder"),
+        Argument("object"),
+        "language",
+        Argument("language", default=None, required=False),
+        "as",
+        Argument("varname", required=False, resolve=False),
+    )
+
+    def _get_value(self, context, editable=True, **kwargs):
+        request = context["request"]
+        toolbar = get_toolbar_from_request(request)
+        renderer = toolbar.get_content_renderer()
+        placeholder = kwargs.get("placeholder")
+        obj = kwargs.get("object")
+        nocache = kwargs.get("nocache", False)
+
+        if not placeholder or not isinstance(placeholder, str) or not hasattr(obj, "placeholders"):
+            return ""
+
+        placeholder = get_placeholder_from_slot(obj.placeholders, placeholder)
+        content = renderer.render_placeholder(
+            placeholder=placeholder,
+            context=context,
+            language=kwargs.get("language"),
+            editable=editable,
+            use_cache=not nocache,
+            width=kwargs.get("width"),
+        )
+        return content
+
+    def get_value_for_context(self, context, **kwargs):
+        return self._get_value(context, editable=False, **kwargs)
+
+    def get_value(self, context, **kwargs):
+        return self._get_value(context, **kwargs)