Merge pull request #940 from splitbrain/listnode2

Provide node/leaf state data in instructions

4 files changed, 26 insertions, 8 deletions

diff --git a/inc/parser/handler.php b/inc/parser/handler.php
index a1040d12e..5e0aa6ff4 100644
--- a/inc/parser/handler.php
+++ b/inc/parser/handler.php
@@ -805,6 +805,8 @@ class Doku_Handler_List {
     var $listCalls = array();
     var $listStack = array();
 
+    const NODE = 1;
+
     function Doku_Handler_List(& $CallWriter) {
         $this->CallWriter = & $CallWriter;
     }
@@ -856,7 +858,8 @@ class Doku_Handler_List {
         $depth = $this->interpretSyntax($call[1][0], $listType);
 
         $this->initialDepth = $depth;
-        $this->listStack[] = array($listType, $depth);
+        //                   array(list type, current depth, index of current listitem_open)
+        $this->listStack[] = array($listType, $depth, 1);
 
         $this->listCalls[] = array('list'.$listType.'_open',array(),$call[2]);
         $this->listCalls[] = array('listitem_open',array(1),$call[2]);
@@ -881,6 +884,7 @@ class Doku_Handler_List {
     function listOpen($call) {
         $depth = $this->interpretSyntax($call[1][0], $listType);
         $end = end($this->listStack);
+        $key = key($this->listStack);
 
         // Not allowed to be shallower than initialDepth
         if ( $depth < $this->initialDepth ) {
@@ -897,6 +901,9 @@ class Doku_Handler_List {
                 $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
                 $this->listCalls[] = array('listcontent_open',array(),$call[2]);
 
+                // new list item, update list stack's index into current listitem_open
+                $this->listStack[$key][2] = count($this->listCalls) - 2;
+
             // Switched list type...
             } else {
 
@@ -908,7 +915,7 @@ class Doku_Handler_List {
                 $this->listCalls[] = array('listcontent_open',array(),$call[2]);
 
                 array_pop($this->listStack);
-                $this->listStack[] = array($listType, $depth);
+                $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2);
             }
 
         //------------------------------------------------------------------------
@@ -920,7 +927,10 @@ class Doku_Handler_List {
             $this->listCalls[] = array('listitem_open', array($depth-1), $call[2]);
             $this->listCalls[] = array('listcontent_open',array(),$call[2]);
 
-            $this->listStack[] = array($listType, $depth);
+            // set the node/leaf state of this item's parent listitem_open to NODE
+            $this->listCalls[$this->listStack[$key][2]][1][1] = self::NODE;
+
+            $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2);
 
         //------------------------------------------------------------------------
         // Getting shallower ( $depth < $end[1] )
@@ -934,6 +944,7 @@ class Doku_Handler_List {
 
             while (1) {
                 $end = end($this->listStack);
+                $key = key($this->listStack);
 
                 if ( $end[1] <= $depth ) {
 
@@ -946,6 +957,9 @@ class Doku_Handler_List {
                         $this->listCalls[] = array('listitem_open',array($depth-1),$call[2]);
                         $this->listCalls[] = array('listcontent_open',array(),$call[2]);
 
+                        // new list item, update list stack's index into current listitem_open
+                        $this->listStack[$key][2] = count($this->listCalls) - 2;
+
                     } else {
                         // Switching list type...
                         $this->listCalls[] = array('list'.$end[0].'_close', array(), $call[2]);
@@ -954,7 +968,7 @@ class Doku_Handler_List {
                         $this->listCalls[] = array('listcontent_open',array(),$call[2]);
 
                         array_pop($this->listStack);
-                        $this->listStack[] = array($listType, $depth);
+                        $this->listStack[] = array($listType, $depth, count($this->listCalls) - 2);
                     }
 
                     break;
diff --git a/inc/parser/metadata.php b/inc/parser/metadata.php
index 25bf3fe3d..313b70df5 100644
--- a/inc/parser/metadata.php
+++ b/inc/parser/metadata.php
@@ -251,8 +251,9 @@ class Doku_Renderer_metadata extends Doku_Renderer {
      * Open a list item
      *
      * @param int $level the nesting level
+     * @param bool $node true when a node; false when a leaf
      */
-    function listitem_open($level) {
+    function listitem_open($level,$node=false) {
         $this->cdata(str_repeat(DOKU_TAB, $level).'* ');
     }
 
diff --git a/inc/parser/renderer.php b/inc/parser/renderer.php
index 09294539e..668b617d1 100644
--- a/inc/parser/renderer.php
+++ b/inc/parser/renderer.php
@@ -343,8 +343,9 @@ class Doku_Renderer extends DokuWiki_Plugin {
      * Open a list item
      *
      * @param int $level the nesting level
+     * @param bool $node true when a node; false when a leaf
      */
-    function listitem_open($level) {
+    function listitem_open($level,$node=false) {
     }
 
     /**
diff --git a/inc/parser/xhtml.php b/inc/parser/xhtml.php
index 3a2e49155..b73e3a881 100644
--- a/inc/parser/xhtml.php
+++ b/inc/parser/xhtml.php
@@ -456,9 +456,11 @@ class Doku_Renderer_xhtml extends Doku_Renderer {
      * Open a list item
      *
      * @param int $level the nesting level
+     * @param bool $node true when a node; false when a leaf
      */
-    function listitem_open($level) {
-        $this->doc .= '<li class="level'.$level.'">';
+    function listitem_open($level, $node=false) {
+        $branching = $node ? ' node' : '';
+        $this->doc .= '<li class="level'.$level.$branching.'">';
     }
 
     /**