3 files changed, 17 insertions, 0 deletions
diff --git a/archaeological_context_records/templates/ishtar/sheet_contextrecord.html b/archaeological_context_records/templates/ishtar/sheet_contextrecord.html
index 355e76abc..8356d789d 100644
--- a/archaeological_context_records/templates/ishtar/sheet_contextrecord.html
+++ b/archaeological_context_records/templates/ishtar/sheet_contextrecord.html
@@ -1,6 +1,18 @@
 {% extends "ishtar/sheet.html" %}
 {% load i18n %}
 {% block content %}
+{% if previous or next %}
+<div class='tool'>
+{%if previous%}
+<a href="#" onclick='load_window("{% url show-historized-contextrecord item.pk previous|date:"c"%}");$("#{{window_id}}").hide();return false;'>{%trans "Previous version"%} ({{previous}})</a>
+{% endif %}
+{% if previous and next %} - {% endif %}
+{%if next%}
+<a href="#" onclick='if(confirm("{%trans "Are you sure to rollback to this version?"%}")){load_url("{% url revert-contextrecord item.pk item.history_date|date:"c"%}");closeAllWindows();load_window("{% url show-contextrecord item.pk None %}");}'>Rollback</a> -
+<a href="#" onclick='load_window("{% url show-historized-contextrecord item.pk next|date:"c" %}");$("#{{window_id}}").hide();return false;'>{%trans "Next version"%} ({{next}})</a>
+{% endif %}
+</div>
+{% endif %}
 <div class='tool'>{%trans "Export as:"%} <a href='{% url show-contextrecord item.pk "odt" %}'>{%trans "OpenOffice.org file"%}</a>, <a href='{% url show-contextrecord item.pk "pdf" %}'>{%trans "PDF file"%}</a></div>
 
 <h3>{% trans "Context Record"%}</h3>
diff --git a/archaeological_context_records/urls.py b/archaeological_context_records/urls.py
index 0ac1566ac..772938b81 100644
--- a/archaeological_context_records/urls.py
+++ b/archaeological_context_records/urls.py
@@ -45,6 +45,10 @@ urlpatterns = patterns('',
 urlpatterns += patterns('archaeological_context_records.views',
      url(r'show-contextrecord/(?P<pk>.+)?/(?P<type>.+)?$',
            'show_contextrecord', name='show-contextrecord'),
+     url(r'show-historized-contextrecord/(?P<pk>.+)?/(?P<date>.+)?$',
+           'show_contextrecord', name='show-historized-contextrecord'),
+     url(r'revert-contextrecord/(?P<pk>.+)/(?P<date>.+)$',
+           'revert_contextrecord', name='revert-contextrecord'),
      url(r'get-contextrecord/(?P<type>.+)?$', 'get_contextrecord',
            name='get-contextrecord'),
      url(r'get-contextrecord-full/(?P<type>.+)?$',
diff --git a/archaeological_context_records/views.py b/archaeological_context_records/views.py
index 8f56182ff..7f42866d8 100644
--- a/archaeological_context_records/views.py
+++ b/archaeological_context_records/views.py
@@ -26,6 +26,7 @@ from forms import *
 import models
 
 show_contextrecord = show_item(models.ContextRecord, 'contextrecord')
+revert_contextrecord = revert_item(models.ContextRecord)
 get_contextrecord = get_item(models.ContextRecord,
         'get_contextrecord', 'contextrecord',
       extra_request_keys={'parcel__town':'parcel__town__pk',