# HG changeset patch
# User Thierry Florac <thierry.florac@onf.fr>
# Date 1507876576 -7200
# Node ID 178dd0dd970ce7ee89ff56e25660fb9a6e0223e0
# Parent  348007b1b4b0faafedde0c439a6b7efc54bb1727
Updated header

diff -r 348007b1b4b0 -r 178dd0dd970c src/pyams_content/shared/common/zmi/header.py
--- a/src/pyams_content/shared/common/zmi/header.py	Fri Oct 13 08:35:54 2017 +0200
+++ b/src/pyams_content/shared/common/zmi/header.py	Fri Oct 13 08:36:16 2017 +0200
@@ -114,30 +114,52 @@
             self.state = state_format.format(state=state_label.get_label(context, request, format=False),
                                              principal=security.get_principal(state.state_principal).title)
         self.state_date = translate(_("since {date}")).format(date=format_datetime(state.state_date, request=request))
-        has_update_state = versions.has_version(workflow.update_states)
-        if (state.state not in workflow.update_states and has_update_state) or \
-           (state.state in workflow.retired_states and has_update_state):
-            target = sorted(versions.get_versions(workflow.update_states),
-                            key=lambda x: IWorkflowState(x).version_id)[-1]
-            if target is not context:
-                self.version_link = {
-                    'css_class': 'text-danger',
-                    'href': absolute_url(target, request, 'admin'),
-                    'title': translate(_("access new version"))
-                }
-            else:
-                self.version_link = None
-        elif state.state not in workflow.published_states and versions.has_version(workflow.published_states):
-            target = sorted(versions.get_versions(workflow.published_states),
-                            key=lambda x: IWorkflowState(x).version_id,
-                            reverse=True)[-1]
-            self.version_link = {
-                'css_class': 'text-danger',
-                'href': absolute_url(target, request, 'admin'),
-                'title': translate(_("access published version"))
-            }
-        else:
-            self.version_link = None
+        # check for links to other versions
+        links = []
+        draft_versions = sorted(versions.get_versions(workflow.update_states),
+                                key=lambda x: IWorkflowState(x).version_id)
+        waiting_versions = sorted(versions.get_versions(workflow.waiting_states),
+                                  key=lambda x: IWorkflowState(x).version_id)
+        published_versions = sorted(versions.get_versions(workflow.published_states),
+                                    key=lambda x: IWorkflowState(x).version_id)
+        if (state.version_id > 1) or (state.state != workflow.initial_state):
+            if draft_versions:
+                target = draft_versions[0]
+                if target is not context:
+                    links.append({'title': translate(_("access new version")),
+                                  'href': absolute_url(target, request, 'admin'),
+                                  'css_class': 'text-danger'})
+            elif waiting_versions:
+                target = waiting_versions[-1]
+                if target is not context:
+                    links.append({'title': translate(_("access waiting version")),
+                                  'href': absolute_url(target, request, 'admin'),
+                                  'css_class': 'text-danger'})
+            if published_versions:
+                target = published_versions[0]
+                if target is not context:
+                    links.append({'title': translate(_("access published version")),
+                                  'href': absolute_url(target, request, 'admin'),
+                                  'css_class': 'text-danger'})
+            if state.state not in (workflow.retired_states | workflow.archived_states):
+                retired_versions = sorted(versions.get_versions(workflow.retired_states),
+                                          key=lambda x: IWorkflowState(x).version_id)
+                if retired_versions:
+                    target = retired_versions[-1]
+                    if target is not context:
+                        links.append({'title': translate(_("access retired version")),
+                                      'href': absolute_url(target, request, 'admin'),
+                                      'css_class': 'text-danger'})
+                else:
+                    archived_versions = sorted(versions.get_versions(workflow.archived_states),
+                                               key=lambda x: IWorkflowState(x).version_id)
+                    if archived_versions:
+                        target = archived_versions[-1]
+                        if target is not context:
+                            links.append({'title': translate(_("access archived version")),
+                                          'href': absolute_url(target, request, 'admin'),
+                                          'css_class': 'text-danger'})
+        self.versions_links = links
 
     @property
     def title(self):
diff -r 348007b1b4b0 -r 178dd0dd970c src/pyams_content/shared/common/zmi/templates/header.pt
--- a/src/pyams_content/shared/common/zmi/templates/header.pt	Fri Oct 13 08:35:54 2017 +0200
+++ b/src/pyams_content/shared/common/zmi/templates/header.pt	Fri Oct 13 08:36:16 2017 +0200
@@ -27,10 +27,10 @@
 		<span class="content-version" tal:content="string:V${view.version_id}">Version</span> =
 		<span class="content-state" tal:content="structure view.state">state</span> |
 		<span class="content-state-date" tal:content="view.state_date">state date</span>
-		<tal:if define="state_link view.version_link" condition="state_link">|
-			<a tal:attributes="class state_link['css_class'];
-							   href state_link['href'];"
-			   tal:content="state_link['title']">link</a>
-		</tal:if>
+		<tal:loop repeat="link view.versions_links">|
+			<a tal:attributes="class link['css_class'];
+							   href link['href'];"
+			   tal:content="link['title']">link</a>
+		</tal:loop>
 	</div>
 </tal:block>