show "earlier" and "latest" links

diff --git a/includes/SpecialContributions.php b/includes/SpecialContributions.php
index a5922e0..f566f37 100644 (file)
--- a/includes/SpecialContributions.php
+++ b/includes/SpecialContributions.php
@@ -104,6 +104,24 @@ class contribs_finder {
                return $rows[count($rows) - 1]->rev_timestamp;
        }
 
+       function get_first_offset_for_paging() {
+               list($index, $usercond) = $this->get_user_cond();
+               $use_index = $this->dbr->useIndexClause($index);
+
+               $sql =  "SELECT rev_timestamp FROM page, revision $use_index " .
+                       "WHERE page_id = rev_page AND " .
+                       "rev_user_text = " . $this->dbr->addQuotes($this->username);
+               $sql .= $this->get_namespace_cond();
+               $sql .= $this->get_minor_cond();
+               $sql .= " ORDER BY rev_timestamp ASC LIMIT " . ($this->limit + 1);
+               $res = $this->dbr->query($sql);
+               $rows = array();
+               while ($obj = $this->dbr->fetchObject($res))
+                       $rows[] = $obj;
+               $this->dbr->freeResult($res);
+               return $rows[count($rows) - 1]->rev_timestamp;
+       }
+
        /* private */ function make_sql() {
                $userCond = $condition = $index = $minorQuery = $nsQuery
                        = $offsetQuery = $limitQuery = $nsinvert = "";
@@ -190,6 +208,13 @@ function wfSpecialContributions( $par = null ) {
                return;
        }
 
+       if ($wgRequest->getText('go') == "first") {
+               $prevts = $finder->get_first_offset_for_paging();
+               $prevurl = $title->getLocalURL($urlbits . "&offset=$prevts&limit=$limit");
+               $wgOut->redirect($prevurl);
+               return;
+       }
+
        $sk = $wgUser->getSkin();
 
        $id = User::idFromName($nt->getText());
@@ -235,24 +260,36 @@ function wfSpecialContributions( $par = null ) {
 wfdebug("early=$early late=$late lastts=$lastts\n");
        $wgOut->addHTML(ucNamespaceForm($target, $hideminor, $namespace, $invert));
 
+       $lasturl = $wgTitle->escapeLocalURL("action=history&limit={$limit}");
+
+       $firsttext = wfMsgHtml("histfirst");
+       $lasttext = wfMsgHtml("histlast");
+
        $prevtext = wfMsg("prevn", $limit);
-       if ($atstart)
+       if ($atstart) {
+               $lastlink = $lasttext;
                $prevlink = $prevtext;
-       else
+       } else {
+               $lastlink = "<a href=\"$myurl&amp;limit=$limit\">$lasttext</a>";
                $prevlink = "<a href=\"$myurl&amp;offset=$offset&amp;limit=$limit&amp;go=prev\">$prevtext</a>";
+       }
 
        $nexttext = wfMsg("nextn", $limit);
-       if ($atend)
+       if ($atend) {
+               $firstlink = $firsttext;
                $nextlink = $nexttext;
-       else
+       } else {
+               $firstlink = "<a href=\"$myurl&amp;limit=$limit&;go=first\">$firsttext</a>";
                $nextlink = "<a href=\"$myurl&amp;offset=$lastts&amp;limit=$limit\">$nexttext</a>";
+       }
+       $firstlast = "($lastlink | $firstlink)";
 
        $urls = array();
        foreach (array(20, 50, 100, 250, 500) as $num)
                $urls[] = "<a href=\"$myurl&offset=$offset&limit={$num}\">".$wgLang->formatNum($num)."</a>";
        $bits = implode($urls, ' | ');
 
-       $prevnextbits = wfMsgHtml("viewprevnext", $prevlink, $nextlink, $bits);
+       $prevnextbits = "$firstlast " . wfMsgHtml("viewprevnext", $prevlink, $nextlink, $bits);
 
        $shm = wfMsgHtml( "contribs-showhideminor", $mlink );
        $wgOut->addHTML( "<br />{$prevnextbits} ($shm)</p>\n");