authorizer / vendor / google-api-php-client / examples / fileupload.php

fileupload.php in Authorizer 2.8.2, at vendor/google-api-php-client/examples/fileupload.php

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1	<?php
2	/*
3	* Copyright 2011 Google Inc.
4	*
5	* Licensed under the Apache License, Version 2.0 (the "License");
6	* you may not use this file except in compliance with the License.
7	* You may obtain a copy of the License at
8	*
9	* http://www.apache.org/licenses/LICENSE-2.0
10	*
11	* Unless required by applicable law or agreed to in writing, software
12	* distributed under the License is distributed on an "AS IS" BASIS,
13	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14	* See the License for the specific language governing permissions and
15	* limitations under the License.
16	*/
17	include_once "templates/base.php";
18	session_start();
19
20	require_once realpath(dirname(__FILE__) . '/../src/Google/autoload.php');
21
22	/************************************************
23	We'll setup an empty 20MB file to upload.
24	************************************************/
25	DEFINE("TESTFILE", 'testfile.txt');
26	if (!file_exists(TESTFILE)) {
27	$fh = fopen(TESTFILE, 'w');
28	fseek($fh, 1024102420);
29	fwrite($fh, "!", 1);
30	fclose($fh);
31	}
32
33	/************************************************
34	ATTENTION: Fill in these values! Make sure
35	the redirect URI is to this page, e.g:
36	http://localhost:8080/fileupload.php
37	************************************************/
38	$client_id = '<YOUR_CLIENT_ID>';
39	$client_secret = '<YOUR_CLIENT_SECRET>';
40	$redirect_uri = '<YOUR_REDIRECT_URI>';
41
42	$client = new Google_Client();
43	$client->setClientId($client_id);
44	$client->setClientSecret($client_secret);
45	$client->setRedirectUri($redirect_uri);
46	$client->addScope("https://www.googleapis.com/auth/drive");
47	$service = new Google_Service_Drive($client);
48
49	if (isset($_REQUEST['logout'])) {
50	unset($_SESSION['upload_token']);
51	}
52
53	if (isset($_GET['code'])) {
54	$client->authenticate($_GET['code']);
55	$_SESSION['upload_token'] = $client->getAccessToken();
56	$redirect = 'http://' . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'];
57	header('Location: ' . filter_var($redirect, FILTER_SANITIZE_URL));
58	}
59
60	if (isset($_SESSION['upload_token']) && $_SESSION['upload_token']) {
61	$client->setAccessToken($_SESSION['upload_token']);
62	if ($client->isAccessTokenExpired()) {
63	unset($_SESSION['upload_token']);
64	}
65	} else {
66	$authUrl = $client->createAuthUrl();
67	}
68
69	/************************************************
70	If we're signed in then lets try to upload our
71	file.
72	************************************************/
73	if ($client->getAccessToken()) {
74	$file = new Google_Service_Drive_DriveFile();
75	$file->title = "Big File";
76	$chunkSizeBytes = 1 * 1024 * 1024;
77
78	// Call the API with the media upload, defer so it doesn't immediately return.
79	$client->setDefer(true);
80	$request = $service->files->insert($file);
81
82	// Create a media file upload to represent our upload process.
83	$media = new Google_Http_MediaFileUpload(
84	$client,
85	$request,
86	'text/plain',
87	null,
88	true,
89	$chunkSizeBytes
90	);
91	$media->setFileSize(filesize(TESTFILE));
92
93	// Upload the various chunks. $status will be false until the process is
94	// complete.
95	$status = false;
96	$handle = fopen(TESTFILE, "rb");
97	while (!$status && !feof($handle)) {
98	// read until you get $chunkSizeBytes from TESTFILE
99	// fread will never return more than 8192 bytes if the stream is read buffered and it does not represent a plain file
100	// An example of a read buffered file is when reading from a URL
101	$chunk = readVideoChunk($handle, $chunkSizeBytes);
102	$status = $media->nextChunk($chunk);
103	}
104
105	// The final value of $status will be the data from the API for the object
106	// that has been uploaded.
107	$result = false;
108	if ($status != false) {
109	$result = $status;
110	}
111
112	fclose($handle);
113	}
114	echo pageHeader("File Upload - Uploading a large file");
115	if (strpos($client_id, "googleusercontent") == false) {
116	echo missingClientSecretsWarning();
117	exit;
118	}
119	function readVideoChunk ($handle, $chunkSize)
120	{
121	$byteCount = 0;
122	$giantChunk = "";
123	while (!feof($handle)) {
124	// fread will never return more than 8192 bytes if the stream is read buffered and it does not represent a plain file
125	$chunk = fread($handle, 8192);
126	$byteCount += strlen($chunk);
127	$giantChunk .= $chunk;
128	if ($byteCount >= $chunkSize)
129	{
130	return $giantChunk;
131	}
132	}
133	return $giantChunk;
134	}
135	?>
136	<div class="box">
137	<div class="request">
138	<?php
139	if (isset($authUrl)) {
140	echo "<a class='login' href='" . $authUrl . "'>Connect Me!</a>";
141	}
142	?>
143	</div>
144
145	<div class="shortened">
146	<?php
147	if (isset($result) && $result) {
148	var_dump($result);
149	}
150	?>
151	</div>
152	</div>
153	<?php
154	echo pageFooter(__FILE__);
155