rework filters to avoid conflict in editing vs showing all

- Legacy-Id: 8436

ietf/doc/templatetags/ietf_filters.py

@@ -458,6 +458,19 @@ def format_snippet(text):
         return mark_safe(u'<div class="snippet">%s<span class="show-all">[show all]</span></div><div style="display:none" class="full">%s</div>' % (snippet, full))
     return full
 
+@register.filter
+def format_editable_snippet(text,link): 
+    full = mark_safe(keep_spacing(linebreaksbr(urlize(sanitize_html(text)))))
+    snippet = truncatewords_html(full, 25)
+    if snippet != full:
+        return mark_safe(u'<div class="snippet">%s<span class="show-all">[show all]</span></div><div style="display:none" class="full">%s' % (format_editable(snippet,link),format_editable(full,link)) )
+    else:
+        return format_editable(full,link)
+
+@register.filter
+def format_editable(text,link): 
+    return mark_safe(u'<a class="editlink" href="%s">%s</a>' % (link,text))
+
 @register.filter
 def textify(text):
     text = re.sub("</?b>", "*", text)

ietf/templates/doc/document_material.html

@@ -30,9 +30,12 @@
     <tr>
      <td>Abstract:</td>
      <td> 
-        <a {% if not snapshot and can_manage_material %} class="editlink" href="{% url "material_edit" name=doc.name action="abstract" name=doc.name %}"{% endif %}>
+        {% if not snapshot and can_manage_material %}
+          {% url "material_edit" name=doc.name action="abstract" as editurl %}
+          {{ doc.abstract | format_editable_snippet:editurl }} 
+        {% else %}
           {{ doc.abstract | format_snippet }} 
-        </a>
+        {% endif %}
      </td>
     </tr>
     {% endif %}