FileMaster

Edit File: fileupload.php

<?php
/*
 * Copyright 2011 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
include_once "templates/base.php";
session_start();

require_once realpath(dirname(__FILE__) . '/../src/Google/autoload.php');

/************************************************
  We'll setup an empty 20MB file to upload.
 ************************************************/
DEFINE("TESTFILE", 'testfile.txt');
if (!file_exists(TESTFILE)) {
  $fh = fopen(TESTFILE, 'w');
  fseek($fh, 1024*1024*20);
  fwrite($fh, "!", 1);
  fclose($fh);
}

/************************************************
  ATTENTION: Fill in these values! Make sure
  the redirect URI is to this page, e.g:
  http://localhost:8080/fileupload.php
 ************************************************/
$client_id = '<YOUR_CLIENT_ID>';
$client_secret = '<YOUR_CLIENT_SECRET>';
$redirect_uri = '<YOUR_REDIRECT_URI>';

$client = new Google_Client();
$client->setClientId($client_id);
$client->setClientSecret($client_secret);
$client->setRedirectUri($redirect_uri);
$client->addScope("https://www.googleapis.com/auth/drive");
$service = new Google_Service_Drive($client);

if (isset($_REQUEST['logout'])) {
  unset($_SESSION['upload_token']);
}

if (isset($_GET['code'])) {
  $client->authenticate($_GET['code']);
  $_SESSION['upload_token'] = $client->getAccessToken();
  $redirect = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'];
  header('Location: ' . filter_var($redirect, FILTER_SANITIZE_URL));
}

if (isset($_SESSION['upload_token']) && $_SESSION['upload_token']) {
  $client->setAccessToken($_SESSION['upload_token']);
  if ($client->isAccessTokenExpired()) {
    unset($_SESSION['upload_token']);
  }
} else {
  $authUrl = $client->createAuthUrl();
}

/************************************************
  If we're signed in then lets try to upload our
  file.
 ************************************************/
if ($client->getAccessToken()) {
  $file = new Google_Service_Drive_DriveFile();
  $file->title = "Big File";
  $chunkSizeBytes = 1 * 1024 * 1024;

// Call the API with the media upload, defer so it doesn't immediately return.
  $client->setDefer(true);
  $request = $service->files->insert($file);

// Create a media file upload to represent our upload process.
  $media = new Google_Http_MediaFileUpload(
      $client,
      $request,
      'text/plain',
      null,
      true,
      $chunkSizeBytes
  );
  $media->setFileSize(filesize(TESTFILE));

// Upload the various chunks. $status will be false until the process is
  // complete.
  $status = false;
  $handle = fopen(TESTFILE, "rb");
  while (!$status && !feof($handle)) {
    // read until you get $chunkSizeBytes from TESTFILE
    // fread will never return more than 8192 bytes if the stream is read buffered and it does not represent a plain file
    // An example of a read buffered file is when reading from a URL
    $chunk = readVideoChunk($handle, $chunkSizeBytes);
    $status = $media->nextChunk($chunk);
  }

// The final value of $status will be the data from the API for the object
  // that has been uploaded.
  $result = false;
  if ($status != false) {
    $result = $status;
  }

fclose($handle);
}
echo pageHeader("File Upload - Uploading a large file");
if (strpos($client_id, "googleusercontent") == false) {
  echo missingClientSecretsWarning();
  exit;
}
function readVideoChunk ($handle, $chunkSize)
{
    $byteCount = 0;
    $giantChunk = "";
    while (!feof($handle)) {
        // fread will never return more than 8192 bytes if the stream is read buffered and it does not represent a plain file
        $chunk = fread($handle, 8192);
        $byteCount += strlen($chunk);
        $giantChunk .= $chunk;
        if ($byteCount >= $chunkSize)
        {
            return $giantChunk;
        }
    }
    return $giantChunk;
}
?>
<div class="box">
  <div class="request">
<?php
if (isset($authUrl)) {
  echo "<a class='login' href='" . $authUrl . "'>Connect Me!</a>";
}
?>
  </div>

<div class="shortened">
<?php
if (isset($result) && $result) {
  var_dump($result);
}
?>
    </div>
</div>
<?php
echo pageFooter(__FILE__);

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