From 7d173740c881efac445ae477492c491c1f8c872a Mon Sep 17 00:00:00 2001
From: Erik Stein <erik@classlibrary.net>
Date: Wed, 11 Jul 2018 18:37:23 +0200
Subject: [PATCH] __str__ method of plugins.

---
 content_plugins/base.py | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/content_plugins/base.py b/content_plugins/base.py
index df0407a..0e33780 100644
--- a/content_plugins/base.py
+++ b/content_plugins/base.py
@@ -2,7 +2,8 @@ import re
 from django.core.exceptions import ImproperlyConfigured
 from django.db import models
 from django.template import Template
-from django.utils.html import mark_safe
+from django.utils.html import mark_safe, strip_tags
+from django.utils.text import Truncator
 from django.utils.translation import ugettext_lazy as _
 
 from feincms3.cleanse import CleansedRichTextField
@@ -140,6 +141,9 @@ class RichTextBase(StyleMixin, FilesystemTemplateRendererPlugin):
         verbose_name = _("text")
         verbose_name_plural = _("texts")
 
+    def __str__(self):
+        return Truncator(strip_tags(self.richtext)).words(10, truncate=" ...")
+
 
 class SectionBase(StyleMixin, BasePlugin):
     if USE_TRANSLATABLE_FIELDS:
@@ -153,6 +157,9 @@ class SectionBase(StyleMixin, BasePlugin):
         verbose_name = _("section")
         verbose_name_plural = _("section")
 
+    def __str__(self):
+        return Truncator(strip_tags(self.subheading)).words(10, truncate=" ...")
+
     def get_template(self):
         return Template("""
         </section>
@@ -204,6 +211,9 @@ class DownloadBase(StyleMixin, BasePlugin):
         verbose_name = _("download")
         verbose_name_plural = _("downloads")
 
+    def __str__(self):
+        return getattr(self.file, 'name', "")
+
     def render(self):
         template = """
         <a href="{url}">{name}</a>
@@ -229,6 +239,12 @@ class FootnoteBase(BasePlugin):
         verbose_name = _("footnote")
         verbose_name_plural = _("footnote")
 
+    def __str__(self):
+        return "[{}] {}".format(
+            self.index,
+            Truncator(strip_tags(self.richtext)).words(10, truncate=" ...")
+        )
+
     # TODO Convert to Template
     def render(self, html_tag=None):
         template = """