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amb_wechatapp/addons/alivod/library/Vod/uploader/AliyunVodUtils.php
T

262 lines
8.4 KiB
PHP

<?php
/**
* Created by Aliyun ApsaraVideo VoD.
* User: https://www.aliyun.com/product/vod
*/
use OSS\Core\OssUtil;
class AliyunVodUtils
{
const VOD_MAX_TITLE_LENGTH = 128;
const VOD_MAX_DESCRIPTION_LENGTH = 1024;
public static function convertOssInternal($ossUrl, $ecsRegion=null, $isEnableSSL=false)
{
if (!$isEnableSSL) {
$ossUrl = str_replace("https:", "http:", $ossUrl);
}
if (!is_string($ossUrl) || !is_string($ecsRegion)) {
return $ossUrl;
}
$availableRegions = array('cn-qingdao', 'cn-beijing', 'cn-zhangjiakou', 'cn-huhehaote', 'cn-hangzhou', 'cn-shanghai', 'cn-shenzhen',
'cn-hongkong', 'ap-southeast-1', 'ap-southeast-2', 'ap-southeast-3',
'ap-northeast-1', 'us-west-1', 'us-east-1', 'eu-central-1', 'me-east-1');
if (!in_array($ecsRegion, $availableRegions)) {
return $ossUrl;
}
$ossUrl = str_replace("https:", "http:", $ossUrl);
return str_replace(sprintf("oss-%s.aliyuncs.com", $ecsRegion),
sprintf("oss-%s-internal.aliyuncs.com", $ecsRegion), $ossUrl);
}
public static function getFileName($fileUrl)
{
$fileUrl = urldecode($fileUrl);
$pos = strrpos($fileUrl, '?');
$briefPath = $fileUrl;
if ($pos !== false) {
$briefPath = substr($fileUrl, 0, $pos);
}
return array($briefPath, basename($briefPath));
}
public static function getFileExtension($fileName)
{
$pos = strrpos($fileName, '.');
if ($pos !== false) {
return substr($fileName, $pos + 1);
}
return null;
}
// 考虑分隔符为"/" 或 "\"(windows)
public static function replaceFileName($filePath, $replace) {
if (strlen($filePath) <= 0 || strlen($replace) <= 0) {
return $filePath;
}
$filePath = urldecode($filePath);
$separator = '/';
$start = strrpos($filePath, $separator);
if ($start === false) {
$separator = '\\';
$start = strrpos($filePath, '\\');
if ($start === false) {
return false;
}
}
return substr($filePath, 0, $start) . $separator. $replace;
}
public static function mkDir($filePath) {
if (strlen($filePath) <= 0) {
return true;
}
$filePath = urldecode($filePath);
$start = strrpos($filePath, '/');
if ($start === false) {
return false;
}
$fileDir = substr($filePath, 0, $start);
if (!is_dir($fileDir)) {
return mkdir($fileDir, 0777, true);
}
return true;
}
// 截取字符串,在不超过最大字节数前提下确保中文字符不被截断出现乱码
public static function subString($strVal, $maxBytes)
{
$i = mb_strlen($strVal);
while (strlen($strVal) > $maxBytes) {
$i--;
if ($i <= 0) {
return '';
}
$strVal = mb_substr($strVal, 0, $i);
}
return $strVal;
}
public static function getCurrentTimeStr() {
return date("Y-m-d H:i:s");
}
public static function startsWith($haystack, $needle){
return strncmp($haystack, $needle, strlen($needle)) === 0;
}
public static function endsWith($haystack, $needle){
return $needle === '' || substr_compare($haystack, $needle, -strlen($needle)) === 0;
}
}
class AliyunVodLog
{
public static $logSwitch = true;
public static function printLog($format, $args = null, $_ = null) {
if (!AliyunVodLog::$logSwitch) {
return;
}
$vargs = func_get_args();
unset($vargs[0]);
$msg = vsprintf($format, $vargs);
self::printStr($msg);
}
private static function printStr($msg) {
// printf("[%s]%s\n", AliyunVodUtils::getCurrentTimeStr(), $msg);
}
}
class AliyunVodReportUpload
{
public static $isEnableSSL = false;
const VOD_REPORT_URL = 'vod.cn-shanghai.aliyuncs.com';
const VOD_REPORT_VERSION = '1.0.2';
const VOD_REPORT_KEY ='wXr&aLIJdfI7so';
const REPORT_FILE_HASH_READ_LEN = 1048576;
public static function reportUploadProgress($clientId, $videoId, $progressInfo)
{
try {
HttpHelper::$connectTimeout = 1;
HttpHelper::$readTimeout = 2;
$authTimestamp = time();
$authInfo = md5(sprintf("%s|%s|%s", $clientId, self::VOD_REPORT_KEY, $authTimestamp));
$fields = array('Action'=>'ReportUploadProgress', 'Format'=>'JSON', 'Version'=>'2017-03-21',
'Timestamp'=>gmdate('Y-m-d\TH:i:s\Z'), 'SignatureNonce'=>md5(uniqid(mt_rand(), true)),
'VideoId'=>$videoId, 'Source'=>'PHPSDK', 'ClientId'=>$clientId,
'BusinessType'=>'UploadVideo', 'TerminalType'=>'PC', 'DeviceModel'=>'Server',
'AppVersion'=>self::VOD_REPORT_VERSION, 'AuthTimestamp'=>$authTimestamp, 'AuthInfo'=>$authInfo,
'FileName'=>$progressInfo['FileName'], 'FileHash'=>$progressInfo['FileHash'],
'FileSize'=>empty($progressInfo['FileSize']) ? 0 : $progressInfo['FileSize'],
'FileCreateTime'=>empty($progressInfo['CreateTime']) ? $authTimestamp : $progressInfo['CreateTime'],
'UploadRatio'=>empty($progressInfo['UploadRatio']) ? 0 : $progressInfo['UploadRatio'],
'UploadId'=>empty($progressInfo['UploadId']) ? 0 : $progressInfo['UploadId'],
'DonePartsCount'=>empty($progressInfo['DonePartsCount']) ? 0 : $progressInfo['DonePartsCount'],
'PartSize'=>empty($progressInfo['PartSize']) ? 0 : $progressInfo['PartSize'],
'UploadPoint'=>$progressInfo['UploadPoint'], 'UploadAddress'=>$progressInfo['UploadAddress']
);
$url = (self::$isEnableSSL ? 'https://' : 'http://') . self::VOD_REPORT_URL;
HttpHelper::curl($url,'POST', $fields);
} catch (Exception $e) {
AliyunVodLog::printLog("reportUploadProgress failed, ErrorMessage: %s\n", $e->getMessage());
}
}
public static function generateFilePartHash($clientId, $filePath, $fileSize)
{
try {
$fp = @fopen(OssUtil::encodePath($filePath),"r");
$len = $fileSize <= self::REPORT_FILE_HASH_READ_LEN ? $fileSize : self::REPORT_FILE_HASH_READ_LEN;
$str = fread($fp, $len);
fclose($fp);
} catch (Exception $e) {
$str = sprintf("%s|%s|%s", $clientId, $filePath, @filemtime($filePath));
}
return md5($str);
}
}
class AliyunVodDownloader
{
public function __construct($saveLocalDir=null)
{
if (isset($saveLocalDir)) {
$this->saveLocalDir = $saveLocalDir;
}
else {
$this->saveLocalDir = dirname(__DIR__) . '/tmp_dlfiles/';
}
}
public function downloadFile($downloadUrl, $localFileName, $fileSize=null)
{
$localPath = $this->saveLocalDir . $localFileName;
AliyunVodLog::printLog("Download %s To %s", $downloadUrl, $localPath);
if (isset($fileSize)) {
$lsize = @filesize($localPath);
if ($lsize > 0 and $lsize == $fileSize) {
return $localPath;
}
}
if (!is_dir($this->saveLocalDir)) {
@mkdir($this->saveLocalDir, 0777, true);
}
$sfp = @fopen($downloadUrl, "rb");
if ($sfp === false) {
throw new Exception("download file fail while reading ".$downloadUrl,
AliyunVodError::VOD_ERR_FILE_DOWNLOAD);
}
$dfp = @fopen(OssUtil::encodePath($localPath), "ab+");
if ($sfp === false) {
throw new Exception("download file fail while writing ".$localPath,
AliyunVodError::VOD_ERR_FILE_DOWNLOAD);
}
while (!feof($sfp)) {
$contents = fread($sfp,8 * 1024);
fwrite($dfp, $contents);
}
fclose($sfp);
fclose($dfp);
return $localPath;
}
public function getSaveLocalDir() {
return $this->saveLocalDir;
}
public function setSaveLocalDir($localDir) {
return $this->saveLocalDir = $localDir;
}
private $saveLocalDir = null;
}
class AliyunVodError
{
const VOD_ERR_FILE_READ = 10000;
const VOD_ERR_FILE_DOWNLOAD = 10001;
const VOD_ERR_M3U8_FILE_REWRITE = 10002;
const VOD_INVALID_M3U8_SLICE_FILE = 10003;
}