manager: add an excerpt of the cell content in title

combo/apps/wcs/models.py

@@ -65,3 +65,8 @@ class WcsFormCell(CellBase):
             response_json = requests.get(url).json()
             cache.set(url, response_json)
         return response_json
+
+    def get_additional_label(self):
+        if not self.cached_title:
+            return
+        return self.cached_title

combo/data/models.py

@@ -248,6 +248,15 @@ class TextCell(CellBase):
     def render(self, context):
         return mark_safe(self.text or '')
 
+    def get_additional_label(self):
+        if not self.text:
+            return None
+        def ellipsize(text):
+            if text < 50:
+                return text
+            return text[:40] + '...'
+        return ellipsize(strip_tags(self.text))
+
 
 @register_cell_class
 class FortuneCell(CellBase):

combo/manager/static/css/style.css

@@ -51,6 +51,11 @@ div.cell h3 {
 	font-weight: normal;
 }
 
+div.cell h3 span.additional-label {
+	font-size: 80%;
+	padding-left: 1em;
+}
+
 div.cell-list div h3:after {
 	font-family: FontAwesome;
 	content: "\f107"; /* angle-down */

combo/manager/templates/combo/page_view.html

@@ -74,7 +74,11 @@ This page redirects to: <a href="{{ object.redirect_url }}">{{ object.redirect_u
     <div class="cell-list">
       {% for cell in placeholder.cells %}
       <div class="cell" data-cell-reference="{{ cell.get_reference }}">
-        <h3>{{ cell.get_label }}</h3>
+        <h3>{{ cell.get_label }}
+                {% if cell.get_additional_label %}
+                <span class="additional-label">
+                        <i>{{cell.get_additional_label}}</i></span>{% endif %}
+        </h3>
         <div>{% cell_form cell %}</div>
       </div>
       {% endfor %}