Added example query generator. Fixed bug where iDisplayStart was 0 th…

…at resulted in LIMIT not being set.

examples/generate.js

@@ -0,0 +1,60 @@
+/*!
+ * generate
+ * https://github.com/jpravetz/node-datatable
+ * Copyright(c) 2012 Jim Pravetz <jpravetz@epdoc.com>
+ * node-datatable may be freely distributed under the MIT license.
+ */
+
+var QueryBuilder = require('../index.js');
+
+var oTableDef = {
+    sTableName: "Orgs",
+        aoColumnDefs: [
+    { mData: "o", bSearchable: true },
+    { mData: "cn", bSearchable: true },
+    { mData: "support" },
+    { mData: "email" }
+]
+};
+
+var oDatatableParams = {
+    iDisplayStart: 0,
+    iDisplayLength: 4,
+    "sSearch": "",
+    "bRegex": "false",
+    "sSearch_0": "",
+    "bRegex_0": "false",
+    "bSearchable_0": "true",
+    "sSearch_1": "",
+    "bRegex_1": "false",
+    "bSearchable_1": "true",
+    "sSearch_2": "",
+    "bRegex_2": "false",
+    "bSearchable_2": "true",
+    "sSearch_3": "",
+    "bRegex_3": "false",
+    "bSearchable_3": "true",
+    "iSortCol_0": "0",
+    "sSortDir_0": "asc",
+    "iSortingCols": "1",
+    "bSortable_0": "true",
+    "bSortable_1": "true",
+    "bSortable_2": "true",
+    "bSortable_3": "true"
+};
+
+generate( oTableDef, oDatatableParams );
+oDatatableParams.sSearch = 'hello';
+generate( oTableDef, oDatatableParams );
+oDatatableParams.iSortCol_0 = 2;
+oDatatableParams.sSortDir_0 = 'desc';
+generate( oTableDef, oDatatableParams );
+oDatatableParams.iDisplayStart = 30;
+oDatatableParams.iDisplayLength = 15;
+generate( oTableDef, oDatatableParams );
+
+function generate( oTableDef, oDatatableParams ) {
+    var queryBuilder = new QueryBuilder( oTableDef );
+    var queries = queryBuilder.buildQuery( oDatatableParams );
+    console.log( "Queries:\n  %s", queries.join("\n  ") );
+}