Add back ZMI copy/cut/paste/rename actions.

src/OFS/CopySupport.py

@@ -230,7 +230,7 @@ class CopyContainer(Base):
                 notify(ObjectClonedEvent(ob))
 
             if REQUEST is not None:
-                return self.manage_main(self, REQUEST)
+                return self.manage_main(self, REQUEST, cb_dataValid=1)
 
         elif op == 1:
             # Move operation
@@ -298,7 +298,7 @@ class CopyContainer(Base):
                     path='%s' % cookie_path(REQUEST),
                     expires='Wed, 31-Dec-97 23:59:59 GMT')
                 REQUEST['__cp'] = None
-                return self.manage_main(self, REQUEST)
+                return self.manage_main(self, REQUEST, cb_dataValid=0)
 
         return result
 
@@ -407,6 +407,30 @@ class CopyContainer(Base):
 
         return ob
 
+    def cb_dataValid(self):
+        # Return true if clipboard data seems valid.
+        try:
+            _cb_decode(self.REQUEST['__cp'])
+        except Exception:
+            return 0
+        return 1
+
+    def cb_dataItems(self):
+        # List of objects in the clip board
+        try:
+            cp = _cb_decode(self.REQUEST['__cp'])
+        except Exception:
+            return []
+        oblist = []
+
+        app = self.getPhysicalRoot()
+        for mdata in cp[1]:
+            m = loadMoniker(mdata)
+            oblist.append(m.bind(app))
+        return oblist
+
+    validClipData = cb_dataValid
+
     def _verifyObjectPaste(self, object, validate_src=1):
         # Verify whether the current user is allowed to paste the
         # passed object into self. This is determined by checking

src/OFS/dtml/main.dtml

@@ -109,6 +109,20 @@
   <td align="left" valign="top" width="16"></td>
   <td align="left" valign="top">
   <div class="form-element">
+  <dtml-unless dontAllowCopyAndPaste>
+  <input class="form-element" type="submit" name="manage_renameForm:method"
+   value="Rename" />
+  <dtml-if "_.SecurityCheckPermission('Delete objects',this())">
+  <input class="form-element" type="submit" name="manage_cutObjects:method"
+   value="Cut" />
+  </dtml-if>
+  <input class="form-element" type="submit" name="manage_copyObjects:method"
+   value="Copy" />
+  <dtml-if cb_dataValid>
+  <input class="form-element" type="submit" name="manage_pasteObjects:method"
+   value="Paste" />
+  </dtml-if>
+  </dtml-unless>
   <dtml-if "_.SecurityCheckPermission('Delete objects',this())">
   <input class="form-element" type="submit" name="manage_delObjects:method"
    value="Delete" />
@@ -126,6 +140,14 @@
 There are currently no items in <em>&dtml-title_or_id;</em>
 <br /><br />
 </div>
+<dtml-unless dontAllowCopyAndPaste>
+<dtml-if cb_dataValid>
+<div class="form-element">
+<input class="form-element" type="submit" name="manage_pasteObjects:method"
+ value="Paste" />
+</div>
+</dtml-if>
+</dtml-unless>
 </td>
 </tr>
 </table>

src/OFS/interfaces.py

@@ -609,6 +609,14 @@ class ICopyContainer(Interface):
         """Clone an object, creating a new object with the given id.
         """
 
+    def cb_dataValid():
+        """Return true if clipboard data seems valid.
+        """
+
+    def cb_dataItems():
+        """List of objects in the clip board.
+        """
+
     def _verifyObjectPaste(object, validate_src=1):
         """Verify whether the current user is allowed to paste the passed
         object into self. This is determined by checking to see if the