From: Mike Taylor <mike@indexdata.com>
Date: Thu, 13 Feb 2014 14:39:08 +0000 (+0000)
Subject: Add support for auto-running widgets that take their query from a
X-Git-Tag: 1.0.0~1446
X-Git-Url: http://git.indexdata.com/?p=mkws-moved-to-github.git;a=commitdiff_plain;h=e7b275636165405283e6e25ebcc4ef3d63c85cba

Add support for auto-running widgets that take their query from a
nominated URL parameter. The syntax is
	<div id='mkwsRecords' autosearch='!param!q' sort='relevance'></div>
to search for the term specified in the URL as "?q=TERM"
---

diff --git a/tools/htdocs/mkws.js b/tools/htdocs/mkws.js
index a886bcf..eba4b27 100644
--- a/tools/htdocs/mkws.js
+++ b/tools/htdocs/mkws.js
@@ -1310,6 +1310,14 @@ function team($, teamName) {
 	    // ### should check mkwsTermlist as well, for facet-only teams
 	    var node = $('.mkwsRecords.mkwsTeam_' + teamName);
 	    var query = node.attr('autosearch');
+	    if (query.match(/^!param!/)) {
+		var param = query.replace(/^!param!/, '');
+		query = getParameterByName(param);
+		debug("obtained query '" + query + "' from param '" + param + "'");
+		if (!query) {
+		    alert("This page has a MasterKey widget that needs a query specified by the '" + param + "' parameter");
+		}
+	    }
 	    debug("teamName '" + teamName + "', node=" + node + ", class='" + node.className + "', query=" + query);
 
 	    if (query) {
@@ -1328,6 +1336,16 @@ function team($, teamName) {
     }
 
 
+    // This function is taken from a StackOverflow answer
+    // http://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript/901144#901144
+    function getParameterByName(name) {
+	name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
+	var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
+	    results = regex.exec(location.search);
+	return results == null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
+    }
+
+
     $(document).ready(function() {
 	debug("on load ready");
 	default_mkws_config();