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googleDrive.html
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<html>
<head>
<meta http-equiv="Content-type" content="text/html;charset=UTF-8">
<script type="text/javascript">
var CLIENT_ID = 'YOUR_CLIENT_ID';
var SCOPES = 'https://www.googleapis.com/auth/drive';
var webviewlink = "";
var parentID = [{ id: "YOUR_PARENT_FOLDER_ID" }];
var myFolders = [];
var output = document.getElementById('output');
var counter = 0;
var totalFiles;
var cnt = 0;
var outputCounter = 0;
/**
* Called when the client library is loaded to start the auth flow.
*/
function handleClientLoad() {
window.setTimeout(checkAuth, 1);
}
/**
* Check if the current user has authorized the application.
*/
function checkAuth() {
gapi.auth.authorize(
{ 'client_id': CLIENT_ID, 'scope': SCOPES, 'immediate': true },
handleAuthResult);
}
/**
* Called when authorization server replies.
*
* @param {Object} authResult Authorization result.
*/
function handleAuthResult(authResult) {
var authButton = document.getElementById('authorizeButton');
var filePicker = document.getElementById('filePicker');
authButton.style.display = 'none';
filePicker.style.display = 'none';
if (authResult && !authResult.error) {
// Access token has been successfully retrieved, requests can be sent to the API.
filePicker.style.display = 'block';
filePicker.onchange = uploadFile;
} else {
// No access token could be retrieved, show the button to start the authorization flow.
authButton.style.display = 'block';
authButton.onclick = function () {
gapi.auth.authorize(
{ 'client_id': CLIENT_ID, 'scope': SCOPES, 'immediate': false },
handleAuthResult);
};
}
}
/**
* Start the file upload.
*
* @param {Object} evt Arguments from the file selector.
*/
function uploadFile(evt) {
var files = evt.target.files; // FileList object
totalFiles = files.length; // important
var allPaths = [];
for (var k = 0; k < totalFiles; k++) {
var file = evt.target.files[k];
var tmp = file.webkitRelativePath;
allPaths.push(tmp);
}
for (var i = 0; i < totalFiles; i++) {
var pathNamesArr = allPaths[i].split('/');
for (var k = 0; k < pathNamesArr.length; k++) {
if (!isFile(pathNamesArr[k])) {
if ((k > 0) && (!searchNames(myFolders, pathNamesArr[k], pathNamesArr[k - 1]))) {
if (hasParent(k)) {
myFolders.push({ name: pathNamesArr[k], hasParent: true, parentName: pathNamesArr[k - 1], parentId: "", id: "" });
cnt++;
}
}
else if ((k === 0) && (!searchNames(myFolders, pathNamesArr[k], "none"))) {
myFolders.push({ name: pathNamesArr[k], hasParent: false, parentName: "none", parentId: parentID[0].id, id: "" });
cnt++;
}
else if ((k > 0) && (searchNames(myFolders, pathNamesArr[k], pathNamesArr[k - 1])) && (!(pathNamesArr[k - 1] === myFolders[findIndex(pathNamesArr[k], pathNamesArr[k - 1])].parentName))) {
myFolders.push({ name: pathNamesArr[k], hasParent: true, parentName: pathNamesArr[k - 1], parentId: "", id: "" });
cnt++;
}
}
}
}
createFolders(files);
}
/**
* Insert new file.
*
* @param {File} fileData File object to read data from.
* @param {Function} callback Function to call when the request is complete.
*/
function insertFile(insertId, fileData, callback) {
const boundary = '-------314159265358979323846';
const delimiter = "\r\n--" + boundary + "\r\n";
const close_delim = "\r\n--" + boundary + "--";
var reader = new FileReader();
reader.readAsBinaryString(fileData);
reader.onload = function (e) {
var contentType = fileData.type || 'application/octet-stream';
var metadata = {
'title': fileData.name,
'mimeType': contentType,
'parents': [{ id: insertId }]
};
var base64Data = btoa(reader.result);
var multipartRequestBody =
delimiter +
'Content-Type: application/json\r\n\r\n' +
JSON.stringify(metadata) +
delimiter +
'Content-Type: ' + contentType + '\r\n' +
'Content-Transfer-Encoding: base64\r\n' +
'\r\n' +
base64Data +
close_delim;
var request = gapi.client.request({
'path': '/upload/drive/v2/files',
'method': 'POST',
'params': { 'uploadType': 'multipart' },
'headers': {
'Content-Type': 'multipart/mixed; boundary="' + boundary + '"'
},
'body': multipartRequestBody,
});
outputCounter++
if (outputCounter === totalFiles)
output.innerText = output.innerText + " Your link for your course is: " + "http://googledrive.com/host/" + myFolders[0].id + "\n" + "Please wait 1 minute to open your course!";
if (!callback) {
callback = function (file) {
console.log(file)
};
}
request.execute(callback);
}
}
//Extra Part
function createFolders(files) {
gapi.client.load('drive', 'v2', function () {
parentID[0].id = myFolders[counter].parentId;
var request = gapi.client.request({
'path': '/drive/v2/files',
'method': 'POST',
'body': {
"title": myFolders[counter].name,
"mimeType": "application/vnd.google-apps.folder",
"description": "Some",
"parents": parentID
}
});
request.execute(function (resp) {
console.log(resp);
var permissionBody = {
'value': '',
'type': 'anyone',
'role': 'reader'
};
var permissionRequest = gapi.client.drive.permissions.insert({
'fileId': resp.id,
'resource': permissionBody
});
permissionRequest.execute(function (resp) { });
//Assign id
myFolders[counter].id = resp.id;
//Assign parent id
for (var i = 0; i < cnt; i++)
if (myFolders[i].hasParent)
if (myFolders[i].parentName == myFolders[counter].name)
myFolders[i].parentId = resp.id;
counter++;
createFolders(files);
if (cnt === counter) {
gapi.client.load('drive', 'v2', function () {
for (var k = 0; k < totalFiles; k++) {
var file = files[k];
var tmp = file.webkitRelativePath;
var pathNamesArr = tmp.split('/');
var curLength = pathNamesArr.length;
if (curLength > 2)
insertFile(myFolders[findIndex(pathNamesArr[curLength - 2], pathNamesArr[curLength - 3])].id, file);
else if (curLength === 2)
insertFile(myFolders[findIndex(pathNamesArr[curLength - 2], "none")].id, file);
}
});
counter++;
}
});
});
}
//HasParent
function hasParent(index) {
if ((index - 1) > -1)
return true;
return false;
}
//Find Index2
function findIndex(name, parentName) {
for (var i = 0; i < cnt; i++)
if ((myFolders[i].name == name) && (parentName == myFolders[i].parentName))
return i;
}
//Search the names
function searchNames(namesArr, name, parentName) {
if (cnt === 0)
return false;
else {
for (var i = 0; i < cnt; i++) {
if ((myFolders[i].name == name) && (parentName == myFolders[i].parentName)) {
return true;
}
}
return false;
}
}
//Path is file or not
function isFile(myName) {
for (var i = 0; i < myName.length; i++) {
if (myName.indexOf(".") > -1)
return true;
}
return false;
}
</script>
<script type="text/javascript" src="https://apis.google.com/js/client.js?onload=handleClientLoad"></script>
</head>
<body>
<!--Add a file picker for the user to start the upload process
<input type="file" name="files[]" multiple directory webkitdirectory mozdirectory>
<input type="file" id="filePicker" multiple directory webkitdirectory mozdirectory />
<input type="button" id="authorizeButton" style="display: none" value="Authorize" />
-->
<div>
<input type="file" id="filePicker" multiple directory webkitdirectory mozdirectory />
<input type="button" id="authorizeButton" style="display: none" value="Authorize" />
</div>
<div id="output"></div>
</body>
</html>