<!DOCTYPE html>
<html>
<head>
<title>Picker API Quickstart</title>
<meta charset="utf-8" />
</head>
<body>
<p>Picker API API Quickstart</p>
<!--Add buttons to initiate auth sequence and sign out-->
<button id="authorize_button" onclick="handleAuthClick()">Authorize</button>
<button id="signout_button" onclick="handleSignoutClick()">Sign Out</button>
<pre id="content" style="white-space: pre-wrap;"></pre>
<script type="text/javascript">
/* exported gapiLoaded */
/* exported gisLoaded */
/* exported handleAuthClick */
/* exported handleSignoutClick */
// Authorization scopes required by the API; multiple scopes can be
// included, separated by spaces.
const SCOPES = 'https://www.googleapis.com/auth/drive.metadata.readonly';
// TODO(developer): Set to client ID and API key from the Developer Console
const CLIENT_ID = '<YOUR_CLIENT_ID>';
const API_KEY = '<YOUR_API_KEY>';
// TODO(developer): Replace with your own project number from console.developers.google.com.
const APP_ID = '<YOUR_APP_ID>';
let tokenClient;
let accessToken = null;
let pickerInited = false;
let gisInited = false;
document.getElementById('authorize_button').style.visibility = 'hidden';
document.getElementById('signout_button').style.visibility = 'hidden';
/**
* Callback after api.js is loaded.
*/
function gapiLoaded() {
gapi.load('client:picker', initializePicker);
}
/**
* Callback after the API client is loaded. Loads the
* discovery doc to initialize the API.
*/
async function initializePicker() {
await gapi.client.load('https://www.googleapis.com/discovery/v1/apis/drive/v3/rest');
pickerInited = true;
maybeEnableButtons();
}
/**
* Callback after Google Identity Services are loaded.
*/
function gisLoaded() {
tokenClient = google.accounts.oauth2.initTokenClient({
client_id: CLIENT_ID,
scope: SCOPES,
callback: '', // defined later
});
gisInited = true;
maybeEnableButtons();
}
/**
* Enables user interaction after all libraries are loaded.
*/
function maybeEnableButtons() {
if (pickerInited && gisInited) {
document.getElementById('authorize_button').style.visibility = 'visible';
}
}
/**
* Sign in the user upon button click.
*/
function handleAuthClick() {
tokenClient.callback = async (response) => {
if (response.error !== undefined) {
throw (response);
}
accessToken = response.access_token;
document.getElementById('signout_button').style.visibility = 'visible';
document.getElementById('authorize_button').innerText = 'Refresh';
await createPicker();
};
if (accessToken === null) {
// Prompt the user to select a Google Account and ask for consent to share their data
// when establishing a new session.
tokenClient.requestAccessToken({prompt: 'consent'});
} else {
// Skip display of account chooser and consent dialog for an existing session.
tokenClient.requestAccessToken({prompt: ''});
}
}
/**
* Sign out the user upon button click.
*/
function handleSignoutClick() {
if (accessToken) {
google.accounts.oauth2.revoke(accessToken);
accessToken = null;
document.getElementById('content').innerText = '';
document.getElementById('authorize_button').innerText = 'Authorize';
document.getElementById('signout_button').style.visibility = 'hidden';
}
}
/**
* Create and render a Picker object for searching images.
*/
function createPicker() {
const view = new google.picker.View(google.picker.ViewId.DOCS);
view.setMimeTypes('image/png,image/jpeg,image/jpg');
const picker = new google.picker.PickerBuilder()
.enableFeature(google.picker.Feature.NAV_HIDDEN)
.enableFeature(google.picker.Feature.MULTISELECT_ENABLED)
.setDeveloperKey(API_KEY)
.setAppId(APP_ID)
.setOAuthToken(accessToken)
.addView(view)
.addView(new google.picker.DocsUploadView())
.setCallback(pickerCallback)
.build();
picker.setVisible(true);
}
/**
* Displays the file details of the user's selection.
* @param {object} data - Containers the user selection from the picker
*/
async function pickerCallback(data) {
if (data.action === google.picker.Action.PICKED) {
let text = `Picker response: \n${JSON.stringify(data, null, 2)}\n`;
const document = data[google.picker.Response.DOCUMENTS][0];
const fileId = document[google.picker.Document.ID];
console.log(fileId);
const res = await gapi.client.drive.files.get({
'fileId': fileId,
'fields': '*',
});
text += `Drive API response for first document: \n${JSON.stringify(res.result, null, 2)}\n`;
window.document.getElementById('content').innerText = text;
}
}
</script>
<script async defer src="https://apis.google.com/js/api.js" onload="gapiLoaded()"></script>
<script async defer src="https://accounts.google.com/gsi/client" onload="gisLoaded()"></script>
</body>
</html>
setOAuthToken 함수를 사용하면 앱이 현재 인증 토큰을 사용하여 Google 선택 도구가 파일을 표시하는 데 사용하는 Google 계정을 확인할 수 있습니다.
사용자가 여러 Google 계정으로 로그인한 경우 Google 선택 도구에서 적절한 승인된 계정의 파일을 표시할 수 있습니다.
파일을 열 때 Google 선택 도구에서 파일 ID를 가져온 후 애플리케이션은 files.get의 참조 문서에 설명된 대로 파일 메타데이터를 가져오고 파일 콘텐츠를 다운로드할 수 있습니다.
[[["이해하기 쉬움","easyToUnderstand","thumb-up"],["문제가 해결됨","solvedMyProblem","thumb-up"],["기타","otherUp","thumb-up"]],[["필요한 정보가 없음","missingTheInformationINeed","thumb-down"],["너무 복잡함/단계 수가 너무 많음","tooComplicatedTooManySteps","thumb-down"],["오래됨","outOfDate","thumb-down"],["번역 문제","translationIssue","thumb-down"],["샘플/코드 문제","samplesCodeIssue","thumb-down"],["기타","otherDown","thumb-down"]],["최종 업데이트: 2025-01-23(UTC)"],[[["This code sample demonstrates how to integrate Google Picker into a web app, allowing users to select or upload images using their Google Drive."],["It utilizes Google Picker features like multi-select, hiding navigation, and leveraging the app's OAuth 2.0 token for user authorization."],["Before running the code, you need to locate your Client ID, API Key, and App ID from the Google Cloud Console."],["The sample code provides functionalities for user authorization, sign-out, and displaying selected file details."]]],[]]
