sympmarc/SPServices

define([
    'jquery',
    '../utils/constants',
    '../core/SPServices.utils',
    //---------------------------
    // We don't need local variables for these dependencies
    // because they are added to the jQuery namespace.
    '../core/SPServices.core'
], function (
    $,
    constants,
    utils
) {

    "use strict";

    // SPUpdateMultipleListItems allows you to update multiple items in a list based upon some common characteristic or metadata criteria.
    $.fn.SPServices.SPUpdateMultipleListItems = function (options) {

        var opt = $.extend({}, {
            webURL: "", // [Optional] URL of the target Web.  If not specified, the current Web is used.
            listName: "", // The list to operate on.
            CAMLQuery: "", // A CAML fragment specifying which items in the list will be selected and updated
            batchCmd: "Update", // The operation to perform. By default, Update.
            valuepairs: [], // Valuepairs for the update in the form [[fieldname1, fieldvalue1], [fieldname2, fieldvalue2]...]
            completefunc: null, // Function to call on completion of rendering the change.
            debug: false // If true, show error messages;if false, run silent
        }, options);

        var i;
        var itemsToUpdate = [];
        var documentsToUpdate = [];

        // Call GetListItems to find all of the items matching the CAMLQuery
        $().SPServices({
            operation: "GetListItems",
            async: false,
            webURL: opt.webURL,
            listName: opt.listName,
            CAMLQuery: opt.CAMLQuery,
            CAMLQueryOptions: "<QueryOptions><ViewAttributes Scope='Recursive' /></QueryOptions>",
            completefunc: function (xData) {
                $(xData.responseXML).SPFilterNode("z:row").each(function () {
                    itemsToUpdate.push($(this).attr("ows_ID"));
                    var fileRef = $(this).attr("ows_FileRef");
                    fileRef = "/" + fileRef.substring(fileRef.indexOf(constants.spDelim) + 2);
                    documentsToUpdate.push(fileRef);
                });
            }
        });

        var fieldNum;
        var batch = "<Batch OnError='Continue'>";
        for (i = 0; i < itemsToUpdate.length; i++) {
            batch += "<Method ID='" + i + "' Cmd='" + opt.batchCmd + "'>";
            for (fieldNum = 0; fieldNum < opt.valuepairs.length; fieldNum++) {
                batch += "<Field Name='" + opt.valuepairs[fieldNum][0] + "'>" + utils.escapeColumnValue(opt.valuepairs[fieldNum][1]) + "</Field>";
            }
            batch += "<Field Name='ID'>" + itemsToUpdate[i] + "</Field>";
            if (documentsToUpdate[i].length > 0) {
                batch += "<Field Name='FileRef'>" + documentsToUpdate[i] + "</Field>";
            }
            batch += "</Method>";
        }
        batch += "</Batch>";

        // Call UpdateListItems to update all of the items matching the CAMLQuery
        $().SPServices({
            operation: "UpdateListItems",
            async: false,
            webURL: opt.webURL,
            listName: opt.listName,
            updates: batch,
            completefunc: function (xData) {
                // If present, call completefunc when all else is done
                if (opt.completefunc !== null) {
                    opt.completefunc(xData);
                }
            }
        });

    }; // End $.fn.SPServices.SPUpdateMultipleListItems

    return $;

});