--- old-pmwiki/pmwiki.php	2006-06-23 00:32:43.000000000 -0400
+++ new-pmwiki/pmwiki.php	2006-06-23 00:32:43.000000000 -0400
@@ -1217,13 +1217,27 @@
   StopWatch('MarkupToHTML end');
   return $out;
 }
+
+function RetrieveAuthPageRev($pagename, $auth = 'read') {
+  if( isset($_REQUEST['rev']) ) { 
+    $page = RetrieveAuthPage($pagename, $auth, true, $_REQUEST['rev']);
+    if(!$page) return NULL;
+    RestorePage($pagename, $page, $page, "diff:$_REQUEST[rev]:Z");
+    # Yes, appending ":Z" is a dirty hack, but it puts this DiffID in 
+    # the right order relative to those of the form "diff:Ti:Tj:".
+  }
+  else {
+    $page = RetrieveAuthPage($pagename, $auth, true, READPAGE_CURRENT);
+  }
+  return $page;
+}
    
 function HandleBrowse($pagename, $auth = 'read') {
   # handle display of a page
   global $DefaultPageTextFmt, $PageNotFoundHeaderFmt, $HTTPHeaders,
     $EnableHTMLCache, $NoHTMLCache, $PageCacheFile, $LastModTime, $IsHTMLCached,
     $FmtV, $HandleBrowseFmt, $PageStartFmt, $PageEndFmt, $PageRedirectFmt;
-  $page = RetrieveAuthPage($pagename, $auth, true, READPAGE_CURRENT);
+  $page = RetrieveAuthPageRev($pagename, $auth);
   if (!$page) Abort('?cannot read $pagename');
   PCache($pagename,$page);
   if (PageExists($pagename)) $text = @$page['text'];
@@ -1445,7 +1459,7 @@
 
 function HandleSource($pagename, $auth = 'read') {
   global $HTTPHeaders;
-  $page = RetrieveAuthPage($pagename, $auth, true, READPAGE_CURRENT);
+  $page = RetrieveAuthPageRev($pagename, $auth);
   if (!$page) Abort("?cannot source $pagename");
   foreach ($HTTPHeaders as $h) {
     $h = preg_replace('!^Content-type:\\s+text/html!i',

--- old-pmwiki/scripts/pagerev.php	2006-06-23 00:32:43.000000000 -0400
+++ new-pmwiki/scripts/pagerev.php	2006-06-23 00:32:43.000000000 -0400
@@ -24,7 +24,7 @@
   <p>$DiffMinorFmt - $DiffSourceFmt</p>
   ");
 SDV($DiffStartFmt,"
-      <div class='diffbox'><div class='difftime'>\$DiffTime 
+      <div class='diffbox'><div class='difftime'><a href='{\$PageUrl}?rev=\$DiffRev'>#</a> \$DiffTime 
         \$[by] <span class='diffauthor' title='\$DiffHost'>\$DiffAuthor</span> - \$DiffChangeSum</div>");
 SDV($DiffDelFmt['a'],"
         <div class='difftype'>\$[Deleted line \$DiffLines:]</div>
@@ -81,6 +81,7 @@
     $FmtV['$DiffHost'] = @$page["host:$diffgmt"];
     $FmtV['$DiffAuthor'] = $diffauthor;
     $FmtV['$DiffId'] = $k; 
+    $FmtV['$DiffRev'] = $diffgmt;
     echo FmtPageName($DiffStartFmt,$pagename);
     $difflines = explode("\n",$v."\n");
     $in=array(); $out=array(); $dtype='';