wp-database-backup
/
includes
/
admin
/
Destination
/
Google
/
google-api-php-client
/
src
/
service
/
Google_MediaFileUpload.php
Google_MediaFileUpload.php in WP Database Backup – Unlimited Database & Files Backup by Backup for WP 7.13, at includes/admin/Destination/Google/google-api-php-client/src/service/Google_MediaFileUpload.php
| 1 | <?php |
| 2 | // phpcs:ignoreFile -- third party library |
| 3 | /** |
| 4 | * Copyright 2012 Google Inc. |
| 5 | * |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | */ |
| 18 | |
| 19 | /** |
| 20 | * @author Chirag Shah <chirags@google.com> |
| 21 | * |
| 22 | */ |
| 23 | class Google_MediaFileUpload { |
| 24 | const UPLOAD_MEDIA_TYPE = 'media'; |
| 25 | const UPLOAD_MULTIPART_TYPE = 'multipart'; |
| 26 | const UPLOAD_RESUMABLE_TYPE = 'resumable'; |
| 27 | |
| 28 | /** @var string $mimeType */ |
| 29 | public $mimeType; |
| 30 | |
| 31 | /** @var string $data */ |
| 32 | public $data; |
| 33 | |
| 34 | /** @var bool $resumable */ |
| 35 | public $resumable; |
| 36 | |
| 37 | /** @var int $chunkSize */ |
| 38 | public $chunkSize; |
| 39 | |
| 40 | /** @var int $size */ |
| 41 | public $size; |
| 42 | |
| 43 | /** @var string $resumeUri */ |
| 44 | public $resumeUri; |
| 45 | |
| 46 | /** @var int $progress */ |
| 47 | public $progress; |
| 48 | |
| 49 | /** |
| 50 | * @param $mimeType string |
| 51 | * @param $data string The bytes you want to upload. |
| 52 | * @param $resumable bool |
| 53 | * @param bool $chunkSize File will be uploaded in chunks of this many bytes. |
| 54 | * only used if resumable=True |
| 55 | */ |
| 56 | public function __construct($mimeType, $data, $resumable=false, $chunkSize=false) { |
| 57 | $this->mimeType = $mimeType; |
| 58 | $this->data = $data; |
| 59 | $this->size = @strlen($this->data); |
| 60 | $this->resumable = $resumable; |
| 61 | if(!$chunkSize) { |
| 62 | $chunkSize = 256 * 1024; |
| 63 | } |
| 64 | $this->chunkSize = $chunkSize; |
| 65 | $this->progress = 0; |
| 66 | } |
| 67 | |
| 68 | public function setFileSize($size) { |
| 69 | $this->size = $size; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * @static |
| 74 | * @param $meta |
| 75 | * @param $params |
| 76 | * @return array|bool |
| 77 | */ |
| 78 | public static function process($meta, &$params) { |
| 79 | $payload = array(); |
| 80 | $meta = is_string($meta) ? json_decode($meta, true) : $meta; |
| 81 | $uploadType = self::getUploadType($meta, $payload, $params); |
| 82 | if (!$uploadType) { |
| 83 | // Process as a normal API request. |
| 84 | return false; |
| 85 | } |
| 86 | |
| 87 | // Process as a media upload request. |
| 88 | $params['uploadType'] = array( |
| 89 | 'type' => 'string', |
| 90 | 'location' => 'query', |
| 91 | 'value' => $uploadType, |
| 92 | ); |
| 93 | |
| 94 | $mimeType = isset($params['mimeType']) |
| 95 | ? $params['mimeType']['value'] |
| 96 | : false; |
| 97 | unset($params['mimeType']); |
| 98 | |
| 99 | if (!$mimeType) { |
| 100 | $mimeType = $payload['content-type']; |
| 101 | } |
| 102 | |
| 103 | if (isset($params['file'])) { |
| 104 | // This is a standard file upload with curl. |
| 105 | $file = $params['file']['value']; |
| 106 | unset($params['file']); |
| 107 | return self::processFileUpload($file, $mimeType); |
| 108 | } |
| 109 | |
| 110 | $data = isset($params['data']) |
| 111 | ? $params['data']['value'] |
| 112 | : false; |
| 113 | unset($params['data']); |
| 114 | |
| 115 | if (self::UPLOAD_RESUMABLE_TYPE == $uploadType) { |
| 116 | $payload['content-type'] = $mimeType; |
| 117 | $payload['postBody'] = is_string($meta) ? $meta : wp_json_encode($meta); |
| 118 | |
| 119 | } elseif (self::UPLOAD_MEDIA_TYPE == $uploadType) { |
| 120 | // This is a simple media upload. |
| 121 | $payload['content-type'] = $mimeType; |
| 122 | $payload['postBody'] = $data; |
| 123 | } |
| 124 | |
| 125 | elseif (self::UPLOAD_MULTIPART_TYPE == $uploadType) { |
| 126 | // This is a multipart/related upload. |
| 127 | $boundary = isset($params['boundary']['value']) ? $params['boundary']['value'] : mt_rand(); |
| 128 | $boundary = str_replace('"', '', $boundary); |
| 129 | $payload['content-type'] = 'multipart/related; boundary=' . $boundary; |
| 130 | $related = "--$boundary\r\n"; |
| 131 | $related .= "Content-Type: application/json; charset=UTF-8\r\n"; |
| 132 | $related .= "\r\n" . wp_json_encode($meta) . "\r\n"; |
| 133 | $related .= "--$boundary\r\n"; |
| 134 | $related .= "Content-Type: $mimeType\r\n"; |
| 135 | $related .= "Content-Transfer-Encoding: base64\r\n"; |
| 136 | $related .= "\r\n" . base64_encode($data) . "\r\n"; |
| 137 | $related .= "--$boundary--"; |
| 138 | $payload['postBody'] = $related; |
| 139 | } |
| 140 | |
| 141 | return $payload; |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Prepares a standard file upload via cURL. |
| 146 | * @param $file |
| 147 | * @param $mime |
| 148 | * @return array Includes the processed file name. |
| 149 | * @visible For testing. |
| 150 | */ |
| 151 | public static function processFileUpload($file, $mime) { |
| 152 | if (!$file) return array(); |
| 153 | if (substr($file, 0, 1) != '@') { |
| 154 | $file = '@' . $file; |
| 155 | } |
| 156 | |
| 157 | // This is a standard file upload with curl. |
| 158 | $params = array('postBody' => array('file' => $file)); |
| 159 | if ($mime) { |
| 160 | $params['content-type'] = $mime; |
| 161 | } |
| 162 | |
| 163 | return $params; |
| 164 | } |
| 165 | |
| 166 | /** |
| 167 | * Valid upload types: |
| 168 | * - resumable (UPLOAD_RESUMABLE_TYPE) |
| 169 | * - media (UPLOAD_MEDIA_TYPE) |
| 170 | * - multipart (UPLOAD_MULTIPART_TYPE) |
| 171 | * - none (false) |
| 172 | * @param $meta |
| 173 | * @param $payload |
| 174 | * @param $params |
| 175 | * @return bool|string |
| 176 | */ |
| 177 | public static function getUploadType($meta, &$payload, &$params) { |
| 178 | if (isset($params['mediaUpload']) |
| 179 | && get_class($params['mediaUpload']['value']) == 'Google_MediaFileUpload') { |
| 180 | $upload = $params['mediaUpload']['value']; |
| 181 | unset($params['mediaUpload']); |
| 182 | $payload['content-type'] = $upload->mimeType; |
| 183 | if (isset($upload->resumable) && $upload->resumable) { |
| 184 | return self::UPLOAD_RESUMABLE_TYPE; |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | // Allow the developer to override the upload type. |
| 189 | if (isset($params['uploadType'])) { |
| 190 | return $params['uploadType']['value']; |
| 191 | } |
| 192 | |
| 193 | $data = isset($params['data']['value']) |
| 194 | ? $params['data']['value'] : false; |
| 195 | |
| 196 | if (false == $data && false == isset($params['file'])) { |
| 197 | // No upload data available. |
| 198 | return false; |
| 199 | } |
| 200 | |
| 201 | if (isset($params['file'])) { |
| 202 | return self::UPLOAD_MEDIA_TYPE; |
| 203 | } |
| 204 | |
| 205 | if (false == $meta) { |
| 206 | return self::UPLOAD_MEDIA_TYPE; |
| 207 | } |
| 208 | |
| 209 | return self::UPLOAD_MULTIPART_TYPE; |
| 210 | } |
| 211 | |
| 212 | |
| 213 | public function nextChunk(Google_HttpRequest $req, $chunk=false) { |
| 214 | if (false == $this->resumeUri) { |
| 215 | $this->resumeUri = $this->getResumeUri($req); |
| 216 | } |
| 217 | |
| 218 | if (false == $chunk) { |
| 219 | $chunk = substr($this->data, $this->progress, $this->chunkSize); |
| 220 | } |
| 221 | |
| 222 | $lastBytePos = $this->progress + strlen($chunk) - 1; |
| 223 | $headers = array( |
| 224 | 'content-range' => "bytes $this->progress-$lastBytePos/$this->size", |
| 225 | 'content-type' => $req->getRequestHeader('content-type'), |
| 226 | 'content-length' => $this->chunkSize, |
| 227 | 'expect' => '', |
| 228 | ); |
| 229 | |
| 230 | $httpRequest = new Google_HttpRequest($this->resumeUri, 'PUT', $headers, $chunk); |
| 231 | $response = Google_Client::$io->authenticatedRequest($httpRequest); |
| 232 | $code = $response->getResponseHttpCode(); |
| 233 | if (308 == $code) { |
| 234 | $range = explode('-', $response->getResponseHeader('range')); |
| 235 | $this->progress = $range[1] + 1; |
| 236 | return false; |
| 237 | } else { |
| 238 | return Google_REST::decodeHttpResponse($response); |
| 239 | } |
| 240 | } |
| 241 | |
| 242 | private function getResumeUri(Google_HttpRequest $httpRequest) { |
| 243 | $result = null; |
| 244 | $body = $httpRequest->getPostBody(); |
| 245 | if ($body) { |
| 246 | $httpRequest->setRequestHeaders(array( |
| 247 | 'content-type' => 'application/json; charset=UTF-8', |
| 248 | 'content-length' => Google_Utils::getStrLen($body), |
| 249 | 'x-upload-content-type' => $this->mimeType, |
| 250 | 'x-upload-content-length' => $this->size, |
| 251 | 'expect' => '', |
| 252 | )); |
| 253 | } |
| 254 | |
| 255 | $response = Google_Client::$io->makeRequest($httpRequest); |
| 256 | $location = $response->getResponseHeader('location'); |
| 257 | $code = $response->getResponseHttpCode(); |
| 258 | if (200 == $code && true == $location) { |
| 259 | return $location; |
| 260 | } |
| 261 | throw new Google_Exception("Failed to start the resumable upload"); |
| 262 | } |
| 263 | } |