Re-ordering of children and resources.

- Implement/activate re-ordering in standard children and resources
  listings
- Parent and (for resources) concept default order: ignore 'order' field

browser/concept.py

@@ -1,5 +1,5 @@
 #
-#  Copyright (c) 2009 Helmut Merz helmutm@cy55.de
+#  Copyright (c) 2011 Helmut Merz helmutm@cy55.de
 #
 #  This program is free software; you can redistribute it and/or modify
 #  it under the terms of the GNU General Public License as published by
@@ -280,7 +280,8 @@ class ConceptView(BaseView):
 
     def getChildren(self, topLevelOnly=True, sort=True, noDuplicates=True):
         form = self.request.form
-        if form.get('loops.viewName') == 'index.html' and self.editable:
+        #if form.get('loops.viewName') == 'index.html' and self.editable:
+        if self.editable:
             self.registerDojoDnd()
             if 'children_change_order' in form:
                 tokens = form.get('child_tokens')
@@ -370,7 +371,24 @@ class ConceptView(BaseView):
         for r in rels:
             yield self.childViewFactory(r, self.request)
 
+    def reorderResources(self, tokens):
+        for r in self.context.getResourceRelations(sort=None):
+            token = ':'.join((util.getUidForObject(r.second),
+                              util.getUidForObject(r.predicate)))
+            if token in tokens:
+                pos = tokens.index(token) + 1
+                if r.order != pos:
+                    r.order = pos
+
     def resources(self):
+        form = self.request.form
+        #if form.get('loops.viewName') == 'index.html' and self.editable:
+        if self.editable:
+            self.registerDojoDnd()
+            if 'resources_change_order' in form:
+                tokens = form.get('resources_tokens')
+                if tokens:
+                    self.reorderResources(tokens)
         from loops.browser.resource import ResourceRelationView
         from loops.organize.personal.browser.filter import FilterView
         fv = FilterView(self.context, self.request)

browser/concept_macros.pt

@@ -179,6 +179,8 @@
          tal:define="resources python: list(item.resources())"
          tal:condition="resources">
       <h2 i18n:translate="">Resources</h2>
+      <form method="post"
+            tal:omit-tag="not:item/editable">
         <table class="listing"
                metal:define-macro="resources">
           <tr tal:define="sortcol request/resources_sortcol|nothing;
@@ -197,10 +199,13 @@
             <th i18n:translate=""
                 tal:condition="view/showObjectActions">Info</th>
           </tr>
+          <tbody withHandles="true" id="resources_list"
+                 tal:attributes="dojoType python:item.editable and 'dojo.dnd.Source'">
           <tal:items repeat="related resources">
             <tal:item define="class python: repeat['related'].odd() and 'even' or 'odd';
                               description related/description">
-              <tr tal:attributes="class class">
+              <tr tal:attributes="class string:$class dojoDndItem dojoDndHandle;
+                                  id related/uniqueId">
                 <td tal:condition="item/showCheckboxes|nothing"
                     tal:define="uid related/uniqueId"
                     class="checkbox">
@@ -242,11 +247,25 @@
                                 style nothing"
                     tal:condition="view/showObjectActions">
                   <div metal:use-macro="views/node_macros/object_actions" />
+                  <input type="hidden" name="resources_tokens:list"
+                         tal:attributes="value related/uidToken" />
                 </td>
               </tr>
             </tal:item>
           </tal:items>
+          </tbody>
         </table>
+        <input type="submit" style="display: none"
+               name="resources_change_order" id="resources_change_order"
+               value="Save Changes"
+               i18n:attributes="value" />
+        <input type="hidden" name="loops.viewName" value="index.html" />
+        <script language="javascript">
+          dojo.subscribe('/dnd/drop', function(data) {
+              if (data.node.id == 'resources_list') {
+                dojo.byId('resources_change_order').style.display = ''}});
+        </script>
+      </form>
     </div>
 </metal:resources>
 

concept.py

@@ -198,7 +198,8 @@ class Concept(Contained, Persistent):
         predicates = predicates is None and ['*'] or predicates
         relationships = [ConceptRelation(None, self, p) for p in predicates]
         if sort == 'default':
-            sort = lambda x: (x.order, x.first.title.lower())
+            #sort = lambda x: (x.order, x.first.title.lower())
+            sort = lambda x: (x.first.title.lower())
         rels = (r for r in getRelations(parent, self, relationships=relationships)
                   if canListObject(r.first, noSecurityCheck))
         return sorted(rels, key=sort)

resource.py

@@ -203,7 +203,8 @@ class Resource(Image, Contained):
         obj = getMaster(self)
         relationships = [ResourceRelation(None, obj, p) for p in predicates]
         if sort == 'default':
-            sort = lambda x: (x.order, x.first.title.lower())
+            #sort = lambda x: (x.order, x.first.title.lower())
+            sort = lambda x: (x.first.title.lower())
         rels = (r for r in getRelations(first=concept, second=obj,
                                         relationships=relationships)
                   if canListObject(r.first, noSecurityCheck))