Fixes PHYSICAL_IMG_NR using pk for no good reason.

app/apps/api/views.py

@@ -83,8 +83,9 @@ class DocumentViewSet(ModelViewSet):
             part_tmpl = loader.get_template('core/export/alto_part.xml')
             response = StreamingHttpResponse(itertools.chain([start],
                                                              [part_tmpl.render({
-                                                                 'part': self.get_part_data(pk, transcription)})
-                                                              for pk in part_pks],
+                                                                 'part': self.get_part_data(pk, transcription),
+                                                                 'counter': i})
+                                                              for i, pk in enumerate(part_pks)],
                                                              [end]),
                                              content_type=content_type)
         else:

app/escriptorium/templates/core/export/alto_part.xml

-    <Page PHYSICAL_IMG_NR="{{ part.pk }}" WIDTH="{{ part.image.width }}" HEIGHT="{{ part.image.height }}" ID="{{part.make_external_id}}">
+    <Page PHYSICAL_IMG_NR="{{ counter }}" WIDTH="{{ part.image.width }}" HEIGHT="{{ part.image.height }}" ID="{{part.make_external_id}}">
       <PrintSpace HPOS="0" VPOS="0" WIDTH="{{ part.image.width }}" HEIGHT="{{ part.image.height }}">
         {% regroup part.lines.all by block as part_blocks %}{% for block in part_blocks %}{% ifchanged block.grouper %}
         <TextBlock {% if block.grouper %}HPOS="{{ block.grouper.box.0|default:0 }}" VPOS="{{ block.grouper.box.1|default:0 }}" WIDTH="{{ block.grouper.width|default:0 }}" HEIGHT="{{ block.grouper.height|default:0 }}" ID="{{ block.grouper.make_external_id }}"{% else %}ID="eSc_dummyblock_{{ block.list.0.pk }}"{% endif %}>{% endifchanged %}

app/escriptorium/templates/core/home.html

@@ -7,6 +7,6 @@
 {% block body %}
 <div class="jumbotron">
 <h1>eScriptorium</h1>
-<p>A project providing digital recognition of handwritten documents using machine learning techniques<p>
+<p>{% trans "A project providing digital recognition of handwritten documents using machine learning techniques." %}<p>
 </div>
 {% endblock %}