[英]Google Drive API javascript
我正在尝试使用Google驱动器列出文件。
使用https://stackoverflow.com/a/11280257中的答案我发现了一个我无法找到原因的问题。
var clientId = '*********.apps.googleusercontent.com';
var apiKey = '##########';
var scopes = 'https://www.googleapis.com/auth/drive';
function handleClientLoad() {
gapi.client.setApiKey(apiKey);
window.setTimeout(checkAuth,1);
}
function checkAuth() {
gapi.auth.authorize({client_id: clientId, scope: scopes, immediate: true},handleAuthResult);
}
function handleAuthResult(authResult) {
var authorizeButton = document.getElementById('authorize-button');
if (authResult && !authResult.error) {
authorizeButton.style.visibility = 'hidden';
makeApiCall();
}
else {
authorizeButton.style.visibility = '';
authorizeButton.onclick = handleAuthClick;
}
}
function handleAuthClick(event) {
gapi.auth.authorize({client_id: clientId, scope: [scopes], immediate: false}, handleAuthResult);
return false;
}
function makeApiCall() {
gapi.client.load('drive', 'v2', makeRequest);
}
function makeRequest()
{
var request = gapi.client.drive.files.list({'maxResults': 5 });
request.execute(function(resp) {
for (i=0; i<resp.items.length; i++) {
var titulo = resp.items[i].title;
var fechaUpd = resp.items[i].modifiedDate;
var userUpd = resp.items[i].lastModifyingUserName;
var userEmbed = resp.items[i].embedLink;
var userAltLink = resp.items[i].alternateLink;
var fileInfo = document.createElement('li');
fileInfo.appendChild(document.createTextNode('TITLE: ' + titulo + ' - LAST MODIF: ' + fechaUpd + ' - BY: ' + userUpd ));
document.getElementById('content').appendChild(fileInfo);
}
});
}
我有这个错误:
Uncaught TypeError: Cannot read property 'files' of undefined
在线
var request = gapi.client.drive.files.list({'maxResults': 5 });
运用
var request = gapi.client.request({
'path': '/drive/v2/files',
'method': 'GET',
'params': {'maxResults': '1'}
});
代替
var request = gapi.client.drive.files.list({'maxResults': 5 });
解决了这个问题!
代码看起来没问题,你正在等待,直到gapi.client.load完成。 加载Drive JS文件或其他一些问题(可能是错误的JS文件缓存?)可能只是一个错误。 我修改了你的例子以便在jsfiddle上运行,看看http://jsfiddle.net/Rbg44/4/的完整示例:
HTML:
<button id="authorize-button">Authorize</button>
<div id="content">Files:</div>
JS:
var CLIENT_ID = '...';
var API_KEY = '...';
var SCOPES = '...';
function handleClientLoad() {
gapi.client.setApiKey(API_KEY);
window.setTimeout(checkAuth,1);
}
function checkAuth() {
var options = {
client_id: CLIENT_ID,
scope: SCOPES,
immediate: true
};
gapi.auth.authorize(options, handleAuthResult);
}
function handleAuthResult(authResult) {
var authorizeButton = document.getElementById('authorize-button');
if (authResult && !authResult.error) {
authorizeButton.style.visibility = 'hidden';
makeApiCall();
} else {
authorizeButton.style.visibility = '';
authorizeButton.onclick = handleAuthClick;
}
}
function handleAuthClick(event) {
var options = {
client_id: CLIENT_ID,
scope: SCOPES,
immediate: false
};
gapi.auth.authorize(options, handleAuthResult);
return false;
}
function makeApiCall() {
gapi.client.load('drive', 'v2', makeRequest);
}
function makeRequest() {
var request = gapi.client.drive.files.list({'maxResults': 5 });
request.execute(function(resp) {
for (i=0; i<resp.items.length; i++) {
var titulo = resp.items[i].title;
var fechaUpd = resp.items[i].modifiedDate;
var userUpd = resp.items[i].lastModifyingUserName;
var userEmbed = resp.items[i].embedLink;
var userAltLink = resp.items[i].alternateLink;
var fileInfo = document.createElement('li');
fileInfo.appendChild(document.createTextNode('TITLE: ' + titulo +
' - LAST MODIF: ' + fechaUpd + ' - BY: ' + userUpd ));
document.getElementById('content').appendChild(fileInfo);
}
});
}
$(document).ready(function() {
$('#authorize-button').on('click', handleAuthClick);
$.getScript('//apis.google.com/js/api.js', function() {
gapi.load('auth:client', handleClientLoad);
});
});
如果在调用gapi.client.load()时请求中出现任何问题,您可以检查浏览器开发工具吗?
你需要写这个:
gapi.client.load('drive', 'v2', null);
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