Achieved thru Google Script. Thanks to mesgarpour (link)
var folderId = "Enter the Folder Id here";
// Main function 1: List all folders, & write into the current sheet.
function listFolders(){
getFolderTree(folderId, false);
};
// Main function 2: List all files & folders, & write into the current sheet.
function listAll(){
getFolderTree(folderId, true);
};
// =================
// Get Folder Tree
function getFolderTree(folderId, listAll) {
try {
// If you want to search from the top (root) folder
var parentFolder = DriveApp.getRootFolder();
// If you want a tree of any sub folder
//var parentFolder = DriveApp.getFolderById(folderId);
// Initialise the sheet
var file, data, sheet = SpreadsheetApp.getActiveSheet();
sheet.clear();
sheet.appendRow(["Full Path", "Name", "Date", "URL", "Last Updated", "Description", "Size"]);
// Get files and folders
getChildFolders(parentFolder.getName(), parentFolder, data, sheet, listAll);
} catch (e) {
Logger.log(e.toString());
}
};
// Get the list of files and folders and their metadata in recursive mode
function getChildFolders(parentName, parent, data, sheet, listAll) {
var childFolders = parent.getFolders();
// List folders inside the folder
while (childFolders.hasNext()) {
var childFolder = childFolders.next();
// Logger.log("Folder Name: " + childFolder.getName());
data = [
parentName + "/" + childFolder.getName(),
childFolder.getName(),
childFolder.getDateCreated(),
childFolder.getUrl(),
childFolder.getLastUpdated(),
childFolder.getDescription(),
childFolder.getSize()
];
// Write
sheet.appendRow(data);
// List files inside the folder
var files = childFolder.getFiles();
while (listAll & files.hasNext()) {
var childFile = files.next();
// Logger.log("File Name: " + childFile.getName());
data = [
parentName + "/" + childFolder.getName() + "/" + childFile.getName(),
childFile.getName(),
childFile.getDateCreated(),
childFile.getUrl(),
childFile.getLastUpdated(),
childFile.getDescription(),
childFile.getSize()
];
// Write
sheet.appendRow(data);
}
// Recursive call of the subfolder
getChildFolders(parentName + "/" + childFolder.getName(), childFolder, data, sheet, listAll);
}
};
