Make marc records accessible from work page

frontend/templates/work.html

@@ -378,9 +378,13 @@
                                                         <a href="{% url new_edition work_id edition.id %}">Edit this edition</a><br />
                                                     {% endif %}
                                                     {% if edition.googlebooks_id %}
-                                                        See <a href="https://encrypted.google.com/books?id={{ edition.googlebooks_id }}">this edition on Google Books</a>
+                                                        See <a href="https://encrypted.google.com/books?id={{ edition.googlebooks_id }}">this edition on Google Books</a><br />
                                                     {% endif %}                            	    
+                                                    {% for record in edition.MARCrecords.all %}
+                                                        Download {{record.link_target}} MARC record for this edition: (<a href="{% url marc_concatenate %}?record_{{ record.id }}=on&amp;format=xml">XML</a>) (<a href="{% url marc_concatenate %}?record_{{ record.id }}=on&amp;format=mrc">mrc</a>)<br />
+                                                    {% endfor %}
                                                 </div>
+
                                             </div>
                                             {% if edition.ebook_form %}
                                                 {% ifnotequal status 'ACTIVE' %}

frontend/views.py

@@ -2672,7 +2672,6 @@ class MARCConfigView(FormView):
         else:
             return super(MARCConfigView, self).form_valid(form)
             
-@require_POST
 def marc_concatenate(request):
     """
     options for future work...
@@ -2680,12 +2679,20 @@ def marc_concatenate(request):
     dispatch as background process, email when done?
     if not caching, delete files on s3 after a while?
     make the control flow suck less during file write
-    """
-    format = request.POST['format']
     
-    # extract the user-selected records from the POST QueryDict
+    Can be used as a GET URL
+    """
+    if request.method == 'POST':
+        params=request.POST
+    elif request.method == 'GET':
+        params=request.GET
+    else:
+        return HttpResponseNotFound
+    format = params['format']
+    
+    # extract the user-selected records from the params QueryDict
     selected_records = list(
-        k for k in request.POST if request.POST[k] == u'on'
+        k for k in params if params[k] == u'on'
     )
     if not selected_records:
         messages.error(