Refactor navigator widget configuration

@felixhayashi sorry I should have realised earlier that it’s worth
doing it this way so that we can have different settings for different
story rivers.

core/modules/widgets/navigator.js

@@ -123,11 +123,9 @@ NavigatorWidget.prototype.addToStory = function(title,fromTitle) {
 	// First we try to find the position of the story element we navigated from
 	var fromIndex = storyList.indexOf(fromTitle);
 	if(fromIndex >= 0) {
-		// How to open internal links that were clicked from *within* the story river?
-		var openLinkFromInsideRiver = $tw.wiki.getTiddlerText("$:/config/Navigation/openLinkFromInsideRiver","below");
 		// The tiddler is added from inside the river
 		// Determine where to insert the tiddler; Fallback is "below"
-		switch(openLinkFromInsideRiver) {
+		switch(this.getAttribute("openLinkFromInsideRiver","below")) {
 			case "top":
 				slot = 0;
 				break;
@@ -137,14 +135,14 @@ NavigatorWidget.prototype.addToStory = function(title,fromTitle) {
 			case "above":
 				slot = fromIndex;
 				break;
+			case "below": // Intentional fall-through
 			default:
 				slot = fromIndex + 1;
+				break;
 		}
 	} else {
-		// The tiddler is opened from outside the river.
-		var openLinkFromOutsideRiver = $tw.wiki.getTiddlerText("$:/config/Navigation/openLinkFromOutsideRiver","top");
-		// Determine where to insert the tiddler; Default is "top"
-		if(openLinkFromOutsideRiver === "bottom") {
+		// The tiddler is opened from outside the river. Determine where to insert the tiddler; default is "top"
+		if(this.getAttribute("openLinkFromOutsideRiver","top") === "bottom") {
 			// Insert at bottom
 			slot = storyList.length;
 		} else {

core/ui/PageTemplate.tid

@@ -22,7 +22,7 @@ tc-page-container tc-page-view-$(themeTitle)$ tc-language-$(languageTitle)$
 
 <div class=<<containerClasses>>>
 
-<$navigator story="$:/StoryList" history="$:/HistoryList">
+<$navigator story="$:/StoryList" history="$:/HistoryList" openLinkFromInsideRiver={{$:/config/Navigation/openLinkFromInsideRiver}} openLinkFromOutsideRiver={{$:/config/Navigation/openLinkFromOutsideRiver}}>
 
 <$dropzone>
 

editions/tw5.com/tiddlers/widgets/NavigatorWidget.tid

@@ -1,5 +1,5 @@
 created: 20131024141900000
-modified: 20140226194810214
+modified: 20150619154056283
 tags: Widgets
 title: NavigatorWidget
 type: text/vnd.tiddlywiki
@@ -16,6 +16,8 @@ The navigator widget displays any contained content, and responds to Messages di
 |!Attribute |!Description |
 |story |Name of the tiddler containing the story list to be manipulated |
 |history |Name of the tiddler containing the history list to be manipulated |
+|openLinkFromInsideRiver |Determines the location for opening new tiddlers from links within the story river: at the ''top'' or ''bottom'' of the story river, or ''above'' or ''below'' the current tiddler |
+|openLinkFromOutsideRiver|Determines the location for opening new tiddlers from linkes outside the story river: at the ''top'' or ''bottom'' of the story river|
 
 ! Widget Messages