fixing undefined variables

Fixing undefined variable notices and sometimes
the underlying error that produced them.

darcs-hash:20060710114655-05dcb-073948171847f1f43f153e96c8382abd421da36a.gz

6 files changed, 10 insertions, 4 deletions

diff --git a/doku.php b/doku.php
index 7b53def43..d2be871b2 100644
--- a/doku.php
+++ b/doku.php
@@ -20,6 +20,7 @@
   //import variables
   $QUERY = trim($_REQUEST['id']);
   $ID    = getID();
+  $NS    = getNS($ID);
   $REV   = $_REQUEST['rev'];
   $ACT   = $_REQUEST['do'];
   $IDX   = $_REQUEST['idx'];
diff --git a/inc/events.php b/inc/events.php
index 2e7715352..4563f2c75 100644
--- a/inc/events.php
+++ b/inc/events.php
@@ -53,7 +53,7 @@ class Doku_Event {
   function advise_before($enablePreventDefault=true) {
     global $EVENT_HANDLER;
 
-    $this->canPreventDefault = $enablePrevent;
+    $this->canPreventDefault = $enablePreventDefault;
     $EVENT_HANDLER->process_event($this,'BEFORE');
 
     return (!$enablePreventDefault || $this->_default);
diff --git a/inc/html.php b/inc/html.php
index 8906491ef..9fed619a8 100644
--- a/inc/html.php
+++ b/inc/html.php
@@ -623,6 +623,7 @@ function html_index($ns){
  * @author Andreas Gohr <andi@splitbrain.org>
  */
 function html_list_index($item){
+  global $ID;
   $ret = '';
   $base = ':'.$item['id'];
   $base = substr($base,strrpos($base,':')+1);
@@ -1014,6 +1015,7 @@ function html_edit($text=null,$include='edit'){ //FIXME: include needed?
   if($wr){
     if ($REV) print p_locale_xhtml('editrev');
     print p_locale_xhtml($include);
+    $ro=false;
   }else{
     // check pseudo action 'source'
     if(!actionOK('source')){
diff --git a/inc/parser/xhtml.php b/inc/parser/xhtml.php
index d7a9a1ef4..9518cd12e 100644
--- a/inc/parser/xhtml.php
+++ b/inc/parser/xhtml.php
@@ -721,6 +721,7 @@ class Doku_Renderer_xhtml extends Doku_Renderer {
         $link['suf']    = '';
         $link['more']   = '';
         $link['target'] = $conf['target']['media'];
+        $noLink = false;
 
         $link['title']  = $this->_xmlEntities($src);
         list($ext,$mime) = mimetype($src);
@@ -760,7 +761,7 @@ class Doku_Renderer_xhtml extends Doku_Renderer {
         $link['title']  = $this->_xmlEntities($src);
         $link['url']    = ml($src,array('cache'=>$cache));
         $link['name']   = $this->_media ($src, $title, $align, $width, $height, $cache);
-
+        $noLink = false;
 
         list($ext,$mime) = mimetype($src);
         if(substr($mime,0,5) == 'image'){
diff --git a/inc/template.php b/inc/template.php
index f14472181..ed887d216 100644
--- a/inc/template.php
+++ b/inc/template.php
@@ -164,6 +164,7 @@ function tpl_admin(){
  */
 function tpl_metaheaders($alt=true){
   global $ID;
+  global $REV;
   global $INFO;
   global $ACT;
   global $lang;
@@ -291,6 +292,7 @@ function tpl_getparent($id){
 function tpl_button($type){
   global $ACT;
   global $ID;
+  global $REV;
   global $NS;
   global $INFO;
   global $conf;
@@ -604,7 +606,7 @@ function tpl_youarehere($sep=' &raquo; '){
   }
 
   // print current page, skipping start page, skipping for namespace index
-  if($page == $part.$parts[$i]) return;
+  if(isset($page) && $page==$part.$parts[$i]) return;
   $page = $part.$parts[$i];
   if($page == $conf['start']) return;
   echo $sep;
diff --git a/lib/exe/ajax.php b/lib/exe/ajax.php
index 5ae6f4df8..0100f3130 100644
--- a/lib/exe/ajax.php
+++ b/lib/exe/ajax.php
@@ -80,7 +80,7 @@ function ajax_lock(){
     $client = $_SERVER['REMOTE_USER'];
     if(!$client) $client = clientIP(true);
 
-    $draft = array('id'     => $ID,
+    $draft = array('id'     => $id,
                    'prefix' => $_POST['prefix'],
                    'text'   => $_POST['wikitext'],
                    'suffix' => $_POST['suffix'],