/**
* Displays an HTML-service dialog in Google Sheets that contains client-side
* JavaScript code for the Google Picker API.
*/
function showPicker() {
var html = HtmlService.createHtmlOutputFromFile('H_Picker_Goog.html')
.setWidth(600)
.setHeight(425)
.setSandboxMode(HtmlService.SandboxMode.IFRAME);
FormApp.getUi().showModalDialog(html, 'Select a file');
}
/**
* Gets the user's OAuth 2.0 access token so that it can be passed to Picker.
* This technique keeps Picker from needing to show its own authorization
* dialog, but is only possible if the OAuth scope that Picker needs is
* available in Apps Script. In this case, the function includes an unused call
* to a DriveApp method to ensure that Apps Script requests access to all files
* in the user's Drive.
*
* @return {string} The user's OAuth 2.0 access token.
*/
function getOAuthToken() {
return ScriptApp.getOAuthToken();
}
H_Picker_Goog.html
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://ssl.gstatic.com/docs/script/css/add-ons.css">
<script>
// IMPORTANT: Replace the value for DEVELOPER_KEY with the API key obtained
// from the Google Developers Console.
var DEVELOPER_KEY = 'my key';
var DIALOG_DIMENSIONS = {width: 600, height: 425};
var pickerApiLoaded = false;
/**
* Loads the Google Picker API.
*/
function onApiLoad() {
gapi.load('picker', {'callback': function() {
pickerApiLoaded = true;
}});
}
/**
* Gets the user's OAuth 2.0 access token from the server-side script so that
* it can be passed to Picker. This technique keeps Picker from needing to
* show its own authorization dialog, but is only possible if the OAuth scope
* that Picker needs is available in Apps Script. Otherwise, your Picker code
* will need to declare its own OAuth scopes.
*/
function getOAuthToken() {
google.script.run.withSuccessHandler(createPicker)
.withFailureHandler(showError).getOAuthToken();
}
/**
* Creates a Picker that can access the user's spreadsheets. This function
* uses advanced options to hide the Picker's left navigation panel and
* default title bar.
*
* @param {string} token An OAuth 2.0 access token that lets Picker access the
* file type specified in the addView call.
*/
function createPicker(token) {
//console.log('token: ' + token)
if (pickerApiLoaded && token) {
var picker = new google.picker.PickerBuilder()
// Instruct Picker to display only spreadsheets in Drive. For other
// views, see https://developers.google.com/picker/docs/#otherviews
.addView(google.picker.ViewId.SPREADSHEETS)
// Hide the navigation panel so that Picker fills more of the dialog.
.enableFeature(google.picker.Feature.NAV_HIDDEN)
// Hide the title bar since an Apps Script dialog already has a title.
.hideTitleBar()
.setOAuthToken(token)
.setDeveloperKey(DEVELOPER_KEY)
.setCallback(pickerCallback)
.setOrigin(google.script.host.origin)
// Instruct Picker to fill the dialog, minus 2 pixels for the border.
.setSize(DIALOG_DIMENSIONS.width - 2,
DIALOG_DIMENSIONS.height - 2)
.build();
picker.setVisible(true);
} else {
showError('Unable to load the file picker.');
}
}
/**
* A callback function that extracts the chosen document's metadata from the
* response object. For details on the response object, see
* https://developers.google.com/picker/docs/result
*
* @param {object} data The response object.
*/
function pickerCallback(data) {
var action = data[google.picker.Response.ACTION];
if (action == google.picker.Action.PICKED) {
var doc = data[google.picker.Response.DOCUMENTS][0];
var id = doc[google.picker.Document.ID];
var url = doc[google.picker.Document.URL];
var title = doc[google.picker.Document.NAME];
document.getElementById('result').innerHTML =
'<b>You chose:</b><br>Name: <a href="' + url + '">' + title +
'</a><br>ID: ' + id;
} else if (action == google.picker.Action.CANCEL) {
document.getElementById('result').innerHTML = 'Picker canceled.';
}
}
/**
* Displays an error message within the #result element.
*
* @param {string} message The error message to display.
*/
function showError(message) {
document.getElementById('result').innerHTML = 'Error: ' + message;
}
</script>
</head>
<body>
<div>
<button onclick='getOAuthToken()'>Select a file</button>
<p id='result'></p>
</div>
<script src="https://apis.google.com/js/api.js?onload=onApiLoad"></script>
</body>
</html>
var view = new google.picker.DocsView(google.picker.ViewId.SPREADSHEETS);
view.setMode(google.picker.DocsViewMode.LIST).setMimeTypes("application/vnd.google-apps.spreadsheet");
.addView(view)
--