Order on post_date

.travis.yml

@@ -17,7 +17,6 @@ env:
   - DJANGO='django19' CMS='cms34'
   - DJANGO='django19' CMS='cms33'
   - DJANGO='django19' CMS='cms32'
-  - DJANGO='django19' CMS='knocker'
   - DJANGO='django18' CMS='cms34'
   - DJANGO='django18' CMS='cms33'
   - DJANGO='django18' CMS='cms32'

djangocms_blog/liveblog/cms_plugins.py

@@ -14,9 +14,14 @@ class LiveblogPlugin(TextPlugin):
     module = get_setting('PLUGIN_MODULE_NAME')
     name = _('Liveblog item')
     model = Liveblog
-    fields = ('title', 'body', 'publish')
+    fields = ('title', 'publish', 'body', 'post_date')
     render_template = 'liveblog/plugins/liveblog.html'
 
+    def save_model(self, request, obj, form, change):
+        super(LiveblogPlugin, self).save_model(request, obj, form, change)
+        if obj.publish:
+            obj.send(request)
+
     def render(self, context, instance, placeholder):
         context = super(LiveblogPlugin, self).render(context, instance, placeholder)
         instance.content = context['body']

djangocms_blog/liveblog/migrations/0003_auto_20160917_0123.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.9 on 2016-09-16 23:23
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('liveblog', '0002_liveblog_title'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='liveblog',
+            name='post_date',
+            field=models.DateTimeField(blank=True, default=django.utils.timezone.now, verbose_name='post date'),
+        ),
+        migrations.AlterField(
+            model_name='liveblog',
+            name='cmsplugin_ptr',
+            field=models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, related_name='liveblog_liveblog', serialize=False, to='cms.CMSPlugin'),
+        ),
+    ]

djangocms_blog/liveblog/models.py

@@ -4,28 +4,29 @@ from __future__ import absolute_import, print_function, unicode_literals
 import json
 
 from channels import Group
-from cms.models import CMSPlugin, python_2_unicode_compatible
+from cms.models import itemgetter, now, python_2_unicode_compatible
 from cms.utils.plugins import reorder_plugins
 from django.db import models
+from django.template import Context
 from django.utils.translation import ugettext_lazy as _
 from djangocms_text_ckeditor.models import AbstractText
 from filer.fields.image import FilerImageField
 
 from djangocms_blog.models import Post, thumbnail_model
-
+from djangocms_blog.settings import DATE_FORMAT
-DATE_FORMAT = "%a %d %b %Y %H:%M"
 
 
 @python_2_unicode_compatible
 class LiveblogInterface(models.Model):
     """
-    Abstract Liveblog plugin model, reusable to customize the liveblogging plugins.
+    Abstract Liveblog plugin model, reusable to customize the liveblogging
+    plugins.
 
-    When implementing this, you **must** call ``self._post_save()`` in the concrete
+    When implementing this, you **must** call ``self._post_save()`` in the
-    plugin model ``save`` method.
+    concrete plugin model ``save`` method.
     """
     publish = models.BooleanField(_('publish liveblog entry'), default=False)
-    node_order_by = '-changed_date'
+    post_date = models.DateTimeField(_('post date'), blank=True, default=now)
 
     class Meta:
         verbose_name = _('liveblog entry')
@@ -36,11 +37,17 @@ class LiveblogInterface(models.Model):
         return str(self.pk)
 
     def _post_save(self):
-        if self.publish:
+        """
-            self.send()
+        Reorder plugins according to the post_date value. All (and only)
-        order = CMSPlugin.objects.filter(
+        subclasses of LiveblogInterface are taken into consideration and
-            placeholder=self.placeholder
+        reordered together
-        ).order_by('placeholder', 'path').values_list('pk', flat=True)
+        """
+        items = []
+        for model in LiveblogInterface.__subclasses__():
+            items.extend(
+                model.objects.filter(placeholder=self.placeholder).values('pk', 'post_date')
+            )
+        order = [item['pk'] for item in sorted(items, key=itemgetter('post_date'))]
         reorder_plugins(self.placeholder, None, self.language, order)
 
     @property
@@ -49,18 +56,26 @@ class LiveblogInterface(models.Model):
         if post:
             return post.liveblog_group
 
-    def render(self):
+    def render(self, request):
-        return self.render_plugin()
+        context = Context({
+            'request': request
+        })
+        try:
+            from cms.plugin_rendering import ContentRenderer
+            context['cms_content_renderer'] = ContentRenderer(request)
+        except ImportError:
+            pass
+        return self.render_plugin(context)
 
-    def send(self):
+    def send(self, request):
         """
         Render the content and send to the related group
         """
         if self.liveblog_group:
             notification = {
                 'id': self.pk,
-                'content': self.render(),
+                'content': self.render(request),
-                'creation_date': self.creation_date.strftime(DATE_FORMAT),
+                'creation_date': self.post_date.strftime(DATE_FORMAT),
                 'changed_date': self.changed_date.strftime(DATE_FORMAT),
             }
             Group(self.liveblog_group).send({

djangocms_blog/liveblog/templates/liveblog/plugins/liveblog.html

@@ -1,7 +1,7 @@
 {% spaceless %}{% if instance.publish %}
 <div class="post" data-post-id="{{ instance.id }}">
     <h3>{{ instance.title }}</h3>
-    <h4>{{ instance.creation_date|date:"D d M Y H:i" }}</h4>
+    <h4>{{ instance.post_date|date:"D d M Y H:i" }}</h4>
     {{ instance.content|safe }}
 </div>
 {% endif %}{% endspaceless %}

djangocms_blog/settings.py

@@ -5,6 +5,7 @@ MENU_TYPE_COMPLETE = 'complete'
 MENU_TYPE_CATEGORIES = 'categories'
 MENU_TYPE_POSTS = 'posts'
 MENU_TYPE_NONE = 'none'
+DATE_FORMAT = "%a %d %b %Y %H:%M"
 
 
 def get_setting(name):

tests/test_liveblog.py

@@ -2,15 +2,18 @@
 from __future__ import absolute_import, print_function, unicode_literals
 
 import json
+from datetime import timedelta
 from unittest import SkipTest
 
+from django.utils.timezone import now
+
 try:
     from channels import Channel
     from channels.tests import ChannelTestCase
     from cms.api import add_plugin
 
     from djangocms_blog.liveblog.consumers import liveblog_connect, liveblog_disconnect
-    from djangocms_blog.liveblog.models import DATE_FORMAT
+    from djangocms_blog.liveblog.models import DATE_FORMAT, Liveblog
     from .base import BaseTest
 
 
@@ -25,11 +28,12 @@ try:
                 raise SkipTest('channels not installed, skipping tests')
 
         def test_add_plugin(self):
+            pages = self.get_pages()
             posts = self.get_posts()
-            self.get_pages()
             post = posts[0]
             post.enable_liveblog = True
             post.save()
+            request = self.get_request(pages[0], user=self.user, lang='en')
 
             Channel('setup').send({'connect': 1, 'reply_channel': 'reply'})
             message = self.get_next_message('setup', require=True)
@@ -38,6 +42,8 @@ try:
             plugin = add_plugin(
                 post.liveblog, 'LiveblogPlugin', language='en', body='live text', publish=True
             )
+            __, admin = plugin.get_plugin_instance()
+            admin.save_model(request, plugin, None, None)
             result = self.get_next_message(message.reply_channel.name, require=True)
             self.assertTrue(result['text'])
 
@@ -50,6 +56,7 @@ try:
 
             plugin.body = 'modified text'
             plugin.save()
+            admin.save_model(request, plugin, None, None)
 
             result = self.get_next_message(message.reply_channel.name, require=True)
             self.assertTrue(result['text'])
@@ -63,11 +70,12 @@ try:
             self.assertTrue(rendered['content'].find('live text') == -1)
 
         def test_add_plugin_no_publish(self):
+            pages = self.get_pages()
             posts = self.get_posts()
-            self.get_pages()
             post = posts[0]
             post.enable_liveblog = True
             post.save()
+            request = self.get_request(pages[0], user=self.user, lang='en')
 
             Channel('setup').send({'connect': 1, 'reply_channel': 'reply'})
             message = self.get_next_message('setup', require=True)
@@ -76,11 +84,14 @@ try:
             plugin = add_plugin(
                 post.liveblog, 'LiveblogPlugin', language='en', body='live text', publish=False
             )
+            __, admin = plugin.get_plugin_instance()
+            admin.save_model(request, plugin, None, None)
             result = self.get_next_message(message.reply_channel.name, require=False)
             self.assertIsNone(result)
 
             plugin.publish = True
             plugin.save()
+            admin.save_model(request, plugin, None, None)
 
             result = self.get_next_message(message.reply_channel.name, require=True)
             self.assertTrue(result['text'])
@@ -93,11 +104,12 @@ try:
             self.assertTrue(rendered['content'].find('live text') > -1)
 
         def test_disconnect(self):
+            pages = self.get_pages()
             posts = self.get_posts()
-            self.get_pages()
             post = posts[0]
             post.enable_liveblog = True
             post.save()
+            request = self.get_request(pages[0], user=self.user, lang='en')
 
             Channel('setup').send({'connect': 1, 'reply_channel': 'reply'})
             message = self.get_next_message('setup', require=True)
@@ -106,6 +118,8 @@ try:
             plugin = add_plugin(
                 post.liveblog, 'LiveblogPlugin', language='en', body='live text', publish=True
             )
+            __, admin = plugin.get_plugin_instance()
+            admin.save_model(request, plugin, None, None)
             result = self.get_next_message(message.reply_channel.name, require=True)
             self.assertTrue(result['text'])
 
@@ -113,6 +127,7 @@ try:
 
             plugin.body = 'modified text'
             plugin.save()
+            admin.save_model(request, plugin, None, None)
 
             result = self.get_next_message(message.reply_channel.name, require=False)
             self.assertIsNone(result)
@@ -174,5 +189,32 @@ try:
             self.assertTrue(rendered.find('data-post-id="{}"'.format(plugin.pk)) > -1)
             self.assertTrue(rendered.find('live text') > -1)
 
+        def test_plugins_order(self):
+            posts = self.get_posts()
+            self.get_pages()
+            post = posts[0]
+            post.enable_liveblog = True
+            post.save()
+
+            current_date = now()
+
+            plugin = add_plugin(
+                post.liveblog, 'LiveblogPlugin', language='en', body='plugin 1', publish=True,
+                post_date=current_date - timedelta(seconds=1)
+            )
+            add_plugin(
+                post.liveblog, 'LiveblogPlugin', language='en', body='plugin 2', publish=True,
+                post_date=current_date - timedelta(seconds=5)
+            )
+            add_plugin(
+                post.liveblog, 'LiveblogPlugin', language='en', body='plugin 3', publish=True,
+                post_date=current_date - timedelta(seconds=10)
+            )
+            self.assertTrue(Liveblog.objects.all().order_by('position').values_list('pk', flat=True), [3, 2, 1])
+
+            plugin.post_date = current_date - timedelta(seconds=20)
+            plugin.save()
+            self.assertTrue(Liveblog.objects.all().order_by('position').values_list('pk', flat=True), [1, 3, 2])
+
 except ImportError:  # pragma: no cover
     pass