From a39955b0135f89ef41e583346fd459934a652025 Mon Sep 17 00:00:00 2001
From: matthiasgrimm <matthiasgrimm@users.sourceforge.net>
Date: Mon, 23 May 2005 18:58:26 +0200
Subject: history navigation buttons

This patch adds a 'next' and a 'previous' button to the history
page. They make it possible to see more than one page of history
data.

darcs-hash:20050523165826-7ef76-77a2c21e8b172200f169e0aea8441e8b100ab278.gz
---
 inc/common.php         |  5 ++++-
 inc/html.php           | 29 ++++++++++++++++++++++++++---
 inc/template.php       |  4 +++-
 lang/de/lang.php       |  2 ++
 lang/en/lang.php       |  2 ++
 tpl/default/design.css | 26 ++++++++++++++++++++++++++
 6 files changed, 63 insertions(+), 5 deletions(-)

diff --git a/inc/common.php b/inc/common.php
index 728319e09..775071b7f 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -476,6 +476,9 @@ function addLogEntry($date,$id,$summary=""){
 /**
  * returns an array of recently changed files using the
  * changelog
+ * num     : return 'num' entries
+ * num =  0: return count of entries set by $conf['recent']
+ * num = -1: return all available entries
  *
  * @author Andreas Gohr <andi@splitbrain.org>
  */
@@ -507,7 +510,7 @@ function getRecents($num=0,$incdel=false){
       $recent[$info[2]]['sum']  = $info[4];
       $recent[$info[2]]['del']  = !@file_exists(wikiFN($info[2]));
     }
-    if(count($recent) >= $num){
+    if($num != -1 && count($recent) >= $num){
       break; //finish if enough items found
     }
   }
diff --git a/inc/html.php b/inc/html.php
index 370754c52..c9b1539f1 100644
--- a/inc/html.php
+++ b/inc/html.php
@@ -447,14 +447,22 @@ function html_revisions(){
  *
  * @author Andreas Gohr <andi@splitbrain.org>
  */
-function html_recent(){
+function html_recent($first=0){
   global $conf;
   global $lang;
-  $recents = getRecents(0,true);
+  $recents = getRecents(-1,true);
+  
+  if($first >= count($recents)) $first = 0;
+  $last = $first + $conf['recent'];
+  if ($last > count($recents))
+    $last = count($recents);
 
   print p_locale_xhtml('recent');
   print '<ul>';
-  foreach(array_keys($recents) as $id){
+  
+  $keys = array_keys($recents);
+  for ($n=$first; $n < $last; $n++){
+    $id = $keys[$n];
     $date = date($conf['dformat'],$recents[$id]['date']);
     print '<li>';
 
@@ -482,6 +490,21 @@ function html_recent(){
     print '</li>';
   }
   print '</ul>';
+
+  print '<div class="pagenav">';
+  if ($first > 0) {
+    $first -= $conf['recent']; 
+    if ($first < 0) $first = 0;
+    print '<div class="pagenav-prev">';
+    print html_btn('prevpage','',"p",array('do' => 'recent', 'first' => $first));
+    print '</div>';
+  }
+  if ($last < count($recents)) {
+    print '<div class="pagenav-next">';
+    print html_btn('nextpage','',"n",array('do' => 'recent', 'first' => $last));
+    print '</div>';
+  }
+  print '</div>';
 }
 
 /**
diff --git a/inc/template.php b/inc/template.php
index f76e48108..a5e656443 100644
--- a/inc/template.php
+++ b/inc/template.php
@@ -75,7 +75,9 @@ function tpl_content(){
       html_diff();
       break;
     case 'recent':
-      html_recent();
+      $first = $_REQUEST['first'];
+      if(empty($first)) $first=0;
+      html_recent($first);
       break;
     case 'index':
       html_index($IDX); #FIXME can this be pulled from globals? is it sanitized correctly?
diff --git a/lang/de/lang.php b/lang/de/lang.php
index 9a4e95c43..eaf4286e8 100644
--- a/lang/de/lang.php
+++ b/lang/de/lang.php
@@ -18,6 +18,8 @@ $lang['btn_search'] = 'Suche';
 $lang['btn_save']   = 'Speichern';
 $lang['btn_preview']= 'Vorschau';
 $lang['btn_top']    = 'Nach oben';
+$lang['btn_prevpage']= '<< zurück';
+$lang['btn_nextpage']= 'weiter >>';
 $lang['btn_revs']   = 'Ältere Versionen';
 $lang['btn_recent'] = 'Letzte Änderungen';
 $lang['btn_upload'] = 'Hochladen';
diff --git a/lang/en/lang.php b/lang/en/lang.php
index b56e489c4..d98256736 100644
--- a/lang/en/lang.php
+++ b/lang/en/lang.php
@@ -17,6 +17,8 @@ $lang['btn_search'] = 'Search';
 $lang['btn_save']   = 'Save';
 $lang['btn_preview']= 'Preview';
 $lang['btn_top']    = 'Back to top';
+$lang['btn_prevpage']= '<< previous page';
+$lang['btn_nextpage']= 'next page >>';
 $lang['btn_revs']   = 'Old revisions';
 $lang['btn_recent'] = 'Recent changes';
 $lang['btn_upload'] = 'Upload';
diff --git a/tpl/default/design.css b/tpl/default/design.css
index 75210ac18..792f508be 100644
--- a/tpl/default/design.css
+++ b/tpl/default/design.css
@@ -148,6 +148,32 @@ div.secedit input.button {
   display: inline;
 }
 
+/* ----------- page navigator ------------- */
+
+div.pagenav {
+	margin-top:1em;
+}
+
+div.pagenav-prev {
+	text-align:right;	
+	float:left;
+	width:50%
+}
+
+div.pagenav-prev input.button {
+	margin-right:5px;
+}
+
+div.pagenav-next {
+	text-align:left;
+	float:right;
+	width:50%
+}
+
+div.pagenav-next input.button {
+	margin-left:5px;
+}
+
 /* --------------- Links ------------------ */
 
 a {
-- 
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