From: Mike Taylor <mike@indexdata.com>
Date: Thu, 28 Nov 2013 13:34:46 +0000 (+0000)
Subject: Extend #first Handlebars helper with optional 'having' attribute.
X-Git-Tag: 0.9.1~148^2~31
X-Git-Url: http://git.indexdata.com/?p=mkws-moved-to-github.git;a=commitdiff_plain;h=a18d8af3913ec2cbb2d32745ebd3c105aa931039

Extend #first Handlebars helper with optional 'having' attribute.
---

diff --git a/tools/htdocs/mkws.js b/tools/htdocs/mkws.js
index 8e282a8..674bfff 100644
--- a/tools/htdocs/mkws.js
+++ b/tools/htdocs/mkws.js
@@ -119,7 +119,16 @@ Handlebars.registerHelper('json', function(obj) {
 
 
 Handlebars.registerHelper('first', function(items, options) {
-    return options.fn(items[0]);
+    var having = options.hash.having;
+    debug("#first checking for first item having '" + having + "'");
+    for (var i in items) {
+	var item = items[i]
+	debug("considering item " + (+i+1) + " of " + items.length + " = '" + item[having] + "'");
+	if (!having || item[having]) {
+	    return options.fn(item);
+	}
+    }
+    return "";
 });