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 (file)
--- 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();