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我有一个列表，需要为其所有项目更改日期。由于我们使用O365，我希望用户自己更新列表，我必须使用HTML/JavaScript。批量更新Sharepoint 2013列表中的项目
到目前为止，我能够获得列表 - 通过它列举 - 甚至更新值的网页。
我挂断了如何更新列表中的所有行。我有一个C＃项目可以完成这个功能，但是JavaScript有很大的不同。
这是检索和更新日期的核心代码。我试图创建一个函数，像c＃代码那样更新每一行 - 但是我从firebug中得到了一个树消除的消息。 我正在尝试Google解决方案时遇到问题。我似乎找到的只是如何更新只有一行。
$(function() {
retrieveAllListProperties();
$('#siteLists').change(testMessage);
$('#datepicker').change(testMessage);
$("#datepicker").datepicker();
});
function testMessage() {
var selectedValue = $("#siteLists option:selected").val();
if (selectedValue != null) {
retrieveListItems();
}
}
function retrieveListItems() {
var clientContext = new SP.ClientContext();
var selecteList = $("#siteLists option:selected").val();
var oList = clientContext.get_web().get_lists().getByTitle(selecteList);
var camlQuery = new SP.CamlQuery();
camlQuery.set_viewXml('<View><Query><Where><Geq><FieldRef Name=\'ID\'/>' +
'<Value Type=\'Number\'>1</Value></Geq></Where></Query>' +
'<RowLimit></RowLimit></View>');
this.collListItem = oList.getItems(camlQuery);
clientContext.load(collListItem);
clientContext.executeQueryAsync(
Function.createDelegate(this, this.onQuerySucceeded),
Function.createDelegate(this, this.onQueryFailed)
);
}
function onQuerySucceeded(sender, args) {
var listItemInfo = '<tr>' +
' <th ><strong>ID: </strong> ' + '</td>' +
' <th style="width:40%"><strong>Title</strong> ' + '</td>' +
' <th ><strong>WD</strong> ' + '</td>' +
' <th ><strong>Due Date:</strong> ' + '</td>' +
' </tr>';
var listItemEnumerator = collListItem.getEnumerator();
var select = document.getElementById("selectNumber");
var setStop = true;
while (listItemEnumerator.moveNext()) {
var oListItem = listItemEnumerator.get_current();
var listItemId = oListItem.get_id();
var newDate = $("#datepicker").val();
if (newDate != "") {
var wd = oListItem.get_item('WD')
var datedue = businessDays(wd, newDate);
oListItem.set_item('TimeCST', datedue);
oListItem.set_item('DueDate', datedue);
oListItem.update();
} else {
datedue = oListItem.get_item('DueDate')
}
listItemInfo += '<tr>' +
' <td>' + oListItem.get_id() + '</td>' +
' <td>' + oListItem.get_item('Title') + '</td>' +
' <td>' + oListItem.get_item('WD') + '</td>' +
' <td>' + datedue + '</td>' +
' </tr>';
}
$("#ListData").html(listItemInfo);
}
function onQueryFailed(sender, args) {
alert('Request failed. ' + args.get_message() +
'\n' + args.get_stackTrace());
}
function updatelistvalues() {
//recurse through the list and build update query based on wd and date value in text
var clientContext = new SP.ClientContext();
var selecteList = $("#siteLists option:selected").val();
var oList = clientContext.get_web().get_lists().getByTitle(selecteList);
var camlQuery = new SP.CamlQuery();
camlQuery.set_viewXml(
'<View><Query><Where><Geq><FieldRef Name=\'ID\'/>' +
'<Value Type=\'Number\'>1</Value></Geq></Where></Query>' +
'<RowLimit></RowLimit></View>');
var collListItem = oList.getItems(camlQuery);
clientContext.load(collListItem);
clientContext.executeQueryAsync(
Function.createDelegate(this, this.onQueryupdatelistvaluesSucceeded),
Function.createDelegate(this, this.onQueryupdatelistvaluesFailed)
);
}
function onQueryupdatelistvaluesSucceeded(sender, args) {
var newDate = $("#datepicker").val();
var wd = -5
var datedue = businessDays(wd, newDate);
alert(datedue);
var listItemInfo = '';
var listItemEnumerator = collListItem.getEnumerator();
var select = document.getElementById("selectNumber");
alert('onQuerySucceeded ' + listItemEnumerator.get_id);
while (listItemEnumerator.moveNext()) {
var oListItem = listItemEnumerator.get_current();
//calculate the new due date
var wd = oListItem.get_item('WD');
var newDate = $("#datepicker").val();
var datedue = businessDays(wd, newDate); //string for 3 days before now (today)
alert(datedue)
}
alert("listItemInfo: ");
$("#ListData").html(listItemInfo);
}
function updateItem(ListName, datedue, listItemId) {
var clientContext = new SP.ClientContext();
var selecteList = $("#siteLists option:selected").val();
var oList = clientContext.get_web().get_lists().getByTitle(selecteList);
listItemToUpdate = oList.getItemById(listItemId);
listItemToUpdate.set_item('DueDate', datedue);
listItemToUpdate.update();
clientContext.executeQueryAsync(
Function.createDelegate(this, success),
Function.createDelegate(this, fail)
);
}
function success(sender, args) {
alert('success');
}
function onQueryupdatelistvaluesFailed(sender, args) {
alert('Request failed. ' + args.get_message() +
'\n' + args.get_stackTrace());
}
/* get all lists in site*/
function retrieveAllListProperties(siteUrl) {
var clientContext = new SP.ClientContext(siteUrl);
var oWebsite = clientContext.get_web();
this.collList = oWebsite.get_lists();
clientContext.load(collList);
clientContext.executeQueryAsync(
Function.createDelegate(this, this.onListQuerySucceeded),
Function.createDelegate(this, this.onListQueryFailed)
);
}
function onListQuerySucceeded() {
var select = document.getElementById("siteLists");
var listInfo = '';
var listEnumerator = collList.getEnumerator();
while (listEnumerator.moveNext()) {
var oList = listEnumerator.get_current();
var listTemplateNum = oList.get_baseTemplate();
if (listTemplateNum == 171) {
var el = document.createElement("option");
el.textContent = oList.get_title();
el.value = oList.get_title();
select.appendChild(el);
}
}
}
function onListQueryFailed(sender, args) {
alert('Request failed. ' + args.get_message() +
'\n' + args.get_stackTrace());
}