Updated format per Paul's request and fixed batch processing.

4f7e4b2d · Jim Fulton · 7297a46f · 4f7e4b2d
Commit 4f7e4b2d authored Jan 12, 1998 by Jim Fulton
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Showing with 58 additions and 46 deletions

lib/python/App/undo.dtml lib/python/App/undo.dtml +58 -46

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--- a/lib/python/App/undo.dtml
+++ b/lib/python/App/undo.dtml
@@ -5,51 +5,63 @@
 <BODY BGCOLOR="#FFFFFF" LINK="#000099" VLINK="#555555" ALINK="#77003B">
 <!--#var manage_tabs-->
 <P>
-<FORM ACTION="manage_undo_transactions" METHOD="POST">
-This application's transactional feature allows you to easily undo changes
-made to the application's settings or data. You can revert the application
-to a &quot;snapshot&quot; of it's state at a previous point in time.
-<P>
-Select one or more transactions below and then click on the &quot;Undo&quot;
-button to undo the transactions.  Note that even though a transaction
-is shown below, you will not be able to undo it if later transactions
-modified objects that were modified by the transaction.
-<table>
-  <tr><td colspan=2 align=center><INPUT TYPE="SUBMIT" VALUE=" Undo "></td></tr>
-  <tr><td></td></tr>
-  <!--#if first_transaction-->
-     <tr><td colspan=2 align=center>
-     <a href="manage_UndoForm?first_transaction:int=<!--#var
-       expr="first_transaction*2-last_transaction"
-       -->&last_transaction:int=<!--#var first_transaction-->">
-     Later Transactions</h>
-     </td></tr>
-  <!--#/if-->
-  <!--#in undoable_transactions mapping-->
-    <tr>
-    <td valign=top><input type=checkbox name="transaction_info:list"
-        value="<!--#var id--> <!--#var pos-->"></td>
-    <td valign=top>
-        <strong><!--#var desc--></strong> by <strong><!--#var user--></strong>
-        (<!--#var path-->) on 
-        <!--#var time fmt=Mon--> <!--#var time fmt=day--> at
-        <!--#var time fmt=Time-->
-    </td>
-  </tr>
-  <!--#/in-->
-  <tr><td colspan=2 align=center>
-  <!--#if last_transaction-->
-     <a href="manage_UndoForm?first_transaction:int=<!--#var
-       last_transaction-->&last_transaction:int=<!--#var
-       expr="last_transaction*2-first_transaction"-->">
-  <!--#else-->
-     <a href="manage_UndoForm?first_transaction:int=20&last_transaction:int=40">
-  <!--#/if-->
-  Earlier Transactions</h>
-  </td></tr>
-  <tr><td></td></tr>
-  <tr><td colspan=2 align=center><INPUT TYPE="SUBMIT" VALUE=" Undo "></td></tr>
-</table>
-</FORM>
+
+<!--#if undoable_transactions-->
+
+  <FORM ACTION="manage_undo_transactions" METHOD="POST">
+  This application's transactional feature allows you to easily undo changes
+  made to the application's settings or data. You can revert the application
+  to a &quot;snapshot&quot; of it's state at a previous point in time.
+  <P>
+  Select one or more transactions below and then click on the &quot;Undo&quot;
+  button to undo the transactions.  Note that even though a transaction
+  is shown below, you will not be able to undo it if later transactions
+  modified objects that were modified by the transaction.
+  <table>
+    <tr><td colspan=2 align=center><INPUT TYPE="SUBMIT" VALUE=" Undo "></td></tr>
+    <tr><td></td></tr>
+    <!--#if first_transaction-->
+       <tr><td colspan=2 align=center>
+       <a href="manage_UndoForm?first_transaction:int=<!--#var
+	 expr="first_transaction*2-last_transaction"
+	 -->&last_transaction:int=<!--#var first_transaction-->">
+       Later Transactions</h>
+       </td></tr>
+    <!--#/if-->
+    <!--#in undoable_transactions mapping-->
+      <tr>
+      <td valign=top><input type=checkbox name="transaction_info:list"
+	  value="<!--#var id--> <!--#var pos-->"></td>
+      <td valign=top>
+	  <strong><!--#var desc--></strong> by <strong>
+          <!--#if user-->
+	    <strong><!--#if path--><!--#var path-->/<!--#/if--><!--#var user-->
+          <!--#else-->
+            <em>Principia</em>
+          <!--#/if-->
+	  </strong> on <!--#var time fmt=Mon--> <!--#var time fmt=day--> at
+	  <!--#var time fmt=Time-->
+      </td>
+    </tr>
+    <!--#/in-->
+    <tr><td colspan=2 align=center>
+    <!--#if expr="_.len(undoable_transactions) == batch_size"-->
+       <a href="manage_UndoForm?first_transaction:int=<!--#var
+	 last_transaction-->&last_transaction:int=<!--#var
+	 expr="last_transaction+batch_size"-->">
+       Earlier Transactions</a>
+    <!--#/if-->
+    </td></tr>
+    <tr><td></td></tr>
+    <tr><td colspan=2 align=center><INPUT TYPE="SUBMIT" VALUE=" Undo "></td></tr>
+  </table>
+  </FORM>
+
+<!--#else-->
+
+  There are no transactions that can be undone.
+
+<!--#/if-->
+
 </BODY>
 </HTML>