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//
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// RNAutoUpdater.m
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// YH_Vendor
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//
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// Created by 盖剑秋 on 16/6/2.
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// Copyright © 2016年 Facebook. All rights reserved.
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//
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#import "RNAutoUpdater.h"
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#import "RCTBridgeModule.h"
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#import <CommonCrypto/CommonDigest.h>
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#import "SSZipArchive.h"
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#ifdef DEBUG
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# define DLog(fmt, ...) NSLog((@"%s [Line %d] " fmt), __PRETTY_FUNCTION__, __LINE__, ##__VA_ARGS__);
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#else
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# define DLog(...)
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#endif
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#define kYH_JSBundleVersion(appVersion) [NSString stringWithFormat:@"YH_JSBundleVersion_%@", appVersion]
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#define kRNBundleURL @"http://m.yohobuy.com/rn/v1"
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#define kFileMD5Key @"yohorn2016"
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typedef void (^YH_UpdateCallback)(NSError *error);
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typedef enum {
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YH_UpdateErrorHTTPStatusFailed = -1001,
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YH_UpdateErrorResponseDataFailed,
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YH_UpdateErrorFetchFileFailed,
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YH_UpdateErrorVerifyFailed,
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YH_UpdateErrorUnzipFailed,
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YH_UpdateErrorCannotFindJSBundle,
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} YH_UpdateError;
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@interface RNAutoUpdater()<RCTBridgeModule>
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@end
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@implementation RNAutoUpdater
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RCT_EXPORT_MODULE()
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RCT_EXPORT_METHOD(checkUpdate:(NSDictionary *)options){
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INSTALL_MODE mode = [[options objectForKey:@"installMode"] integerValue];
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[[self class] checkUpdateWithCallback:^(NSError *error) {
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}];
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}
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- (NSDictionary *)constantsToExport {
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return @{
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@"jsBundleVersion":[[self class] currentVersion],
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@"INSTALL_MODE_IMMEDIATE":@(INSTALL_MODE_IMMEDIATE),
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@"INSTALL_MODE_ON_NEXT_START":@(INSTALL_MODE_ON_NEXT_START),
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@"INSTALL_MODE_ON_NEXT_RESUME":@(INSTALL_MODE_ON_NEXT_RESUME),
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};
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}
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+ (void)checkUpdate
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{
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[self checkUpdateWithCallback:^(NSError *error) {
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if (!error) {
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}
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}];
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}
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+ (NSURL *)currentJSBundleLocation
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{
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NSURL *bundleURL;
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NSString *version = [self currentVersion];
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if ([version isEqualToString:@""]) {
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bundleURL = [[NSBundle mainBundle] URLForResource:@"main" withExtension:@"jsbundle"];
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} else {
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NSString *scriptDirectory = [self fetchScriptDirectory];
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NSString *fileName = [self fileName:[self currentVersion]];
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NSString *filePath = [scriptDirectory stringByAppendingPathComponent:fileName];
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if ([[NSFileManager defaultManager] fileExistsAtPath:filePath]) {
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bundleURL = [NSURL URLWithString:filePath];
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} else {
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bundleURL = nil;
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}
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}
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return bundleURL;
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}
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+ (NSMutableURLRequest *)createCheckUpdateRequest
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{
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//create url request
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NSURL *hotfixURL = [NSURL URLWithString:kRNBundleURL];
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NSMutableURLRequest *mutableRequest = [NSMutableURLRequest requestWithURL:hotfixURL cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:20.0];
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mutableRequest.HTTPMethod = @"POST";
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NSString *appVersion = [self containerVersion];
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NSMutableDictionary *parameters = [NSMutableDictionary dictionary];
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parameters[@"app_version"] = appVersion;
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parameters[@"client_type"] = @"iOS";
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NSMutableArray *pairs = [NSMutableArray array];
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for (NSString *key in [parameters allKeys]) {
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NSString *value = parameters[key];
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[pairs addObject:[NSString stringWithFormat:@"%@=%@", key, value]];
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}
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NSString *bodyString = [pairs componentsJoinedByString:@"&"];
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[mutableRequest setHTTPBody:[bodyString dataUsingEncoding:NSUTF8StringEncoding]];
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return mutableRequest;
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}
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+ (void)checkUpdateWithCallback:(YH_UpdateCallback)callback
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{
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DLog(@"YH_JSBundle: checkUpdate");
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DLog(@"YH_JSBundle: request file %@", kRNBundleURL);
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NSMutableURLRequest *mutableRequest = [self createCheckUpdateRequest];
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NSURLSessionDataTask *task = [[NSURLSession sharedSession] dataTaskWithRequest:mutableRequest completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
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if (error) {
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DLog(@"YH_JSBundle: request RNBundleURL failure, error:%@", error);
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if (callback) {
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callback(error);
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}
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return;
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}
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//解析json
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NSError *jsonError;
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NSDictionary *result = [NSJSONSerialization JSONObjectWithData:data options:0 error:&jsonError];
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if (!result) {
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DLog(@"YH_JSBundle: unrecongized json string, error:%@", jsonError);
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if (callback) {
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callback(jsonError);
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}
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return;
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}
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DLog(@"YH_JSBundle: request RNBundleURL success, response data:%@", result);
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//接口数据处理
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NSInteger code = [result[@"code"] integerValue];
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if (code != 200) {
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DLog(@"YH_JSBundle: response status error, code:%ld", code);
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if (callback) {
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callback([NSError errorWithDomain:@"com.yohobuy" code:YH_UpdateErrorHTTPStatusFailed userInfo:nil]);
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}
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return;
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}
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NSDictionary *bundleData = result[@"data"];
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NSString *zipURLString = bundleData[@"url"];
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NSString *bundleVersion = bundleData[@"rnv"];
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NSString *fileMD5 = bundleData[@"filecode"];
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NSString *minContainerVersion = bundleData[@"minv"];
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//获取脚本
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[self fetchPatchFile:zipURLString version:bundleVersion md5:fileMD5 minContainerVersion:minContainerVersion callback:callback];
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}];
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[task resume];
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}
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+ (void)fetchPatchFile:(NSString *)fileURLString version:(NSString *)version md5:(NSString *)fileMD5 minContainerVersion:(NSString *)minContainerVersion callback:(YH_UpdateCallback)callback
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{
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if ([fileURLString isEqualToString:@""] || [version isEqualToString:@""] || [fileMD5 isEqualToString:@""]) {
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DLog(@"YH_JSBundle: fetch js bundle file fail, url:%@, version:%@, md5:%@", fileURLString, version, fileMD5);
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if (callback) {
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callback([NSError errorWithDomain:@"com.yohobuy" code:YH_UpdateErrorResponseDataFailed userInfo:nil]);
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}
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return;
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}
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BOOL shouldDownload = [self shouldDownloadUpdateJSBundle:version forMinContainerVersion:minContainerVersion];
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if (!shouldDownload) {
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DLog(@"YH_JSBundle: js bundle file already exist");
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return;
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}
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NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:fileURLString] cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:20.0];
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NSURLSessionTask *task = [[NSURLSession sharedSession] dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
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if (error) {
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DLog(@"YH_JSBundle: fetch patch file fail, error:%@", error);
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if (callback) {
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callback([NSError errorWithDomain:@"com.yohobuy" code:YH_UpdateErrorFetchFileFailed userInfo:nil]);
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}
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return;
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}
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NSString *appVersion = [self containerVersion];
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//脚本临时存放路径
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NSString *downloadTmpPath = [NSString stringWithFormat:@"%@jsbundle_%@_%@.zip", NSTemporaryDirectory(), appVersion, version];
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NSString *unzipTmpDirectory = [NSString stringWithFormat:@"%@jsbundle_%@_%@_unzip/", NSTemporaryDirectory(), appVersion, version];
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[data writeToFile:downloadTmpPath atomically:YES];
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//验证文件签名
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BOOL pass = [self verifyFileSign:downloadTmpPath realSign:fileMD5];
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if (!pass) {
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DLog(@"YH_JSBundle: file is broken");
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//清除临时文件
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[[NSFileManager defaultManager] removeItemAtPath:downloadTmpPath error:nil];
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if (callback) {
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callback([NSError errorWithDomain:@"com.yohobuy" code:YH_UpdateErrorVerifyFailed userInfo:nil]);
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}
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return;
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}
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//解压zip
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BOOL success = [SSZipArchive unzipFileAtPath:downloadTmpPath toDestination:unzipTmpDirectory];
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if (!success) {
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DLog(@"YH_JSBundle: unzip file error");
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[[NSFileManager defaultManager] removeItemAtPath:unzipTmpDirectory error:nil];
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if (callback) {
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callback([NSError errorWithDomain:@"com.yohobuy" code:YH_UpdateErrorUnzipFailed userInfo:nil]);
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}
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return;
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}
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//判断zip中是否存在 main.jsbundle
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NSString *bundleTmpPath = [unzipTmpDirectory stringByAppendingPathComponent:@"main.jsbundle"];
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if (![[NSFileManager defaultManager] fileExistsAtPath:bundleTmpPath]) {
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DLog(@"YH_JSBundle: can not find js bundle in zip");
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[[NSFileManager defaultManager] removeItemAtPath:unzipTmpDirectory error:nil];
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if (callback) {
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callback([NSError errorWithDomain:@"com.yohobuy" code:YH_UpdateErrorCannotFindJSBundle userInfo:nil]);
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}
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return;
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}
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//存储js bundle
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NSString *scriptDirectory = [self fetchScriptDirectory];
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[[NSFileManager defaultManager] createDirectoryAtPath:scriptDirectory withIntermediateDirectories:YES attributes:nil error:nil];
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NSString *fileName = [self fileName:version];
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NSString *newFilePath = [scriptDirectory stringByAppendingPathComponent:fileName];
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[[NSData dataWithContentsOfFile:bundleTmpPath] writeToFile:newFilePath atomically:YES];
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DLog(@"YH_JSBundle: fetch patch file success, path:%@", newFilePath);
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//存储最新patch版本号
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[[NSUserDefaults standardUserDefaults] setObject:version forKey:kYH_JSBundleVersion(appVersion)];
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[[NSUserDefaults standardUserDefaults] synchronize];
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if (callback) {
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callback(nil);
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}
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//清除临时文件和目录
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[[NSFileManager defaultManager] removeItemAtPath:downloadTmpPath error:nil];
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[[NSFileManager defaultManager] removeItemAtPath:unzipTmpDirectory error:nil];
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}];
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[task resume];
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}
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+ (BOOL)shouldDownloadUpdateJSBundle:(NSString *)bundleVersion forMinContainerVersion:(NSString *)minContainerVersion
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{
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NSString *containerVersion = [self containerVersion];
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//应用版本号 < bundle要求的最低版本号，不下载更新
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if ([containerVersion compare:minContainerVersion options:NSNumericSearch] == NSOrderedAscending) {
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return NO;
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}
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//本地bundle版本号 == 最新bundle版本号，不下载更新
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if ([[self currentVersion] isEqualToString:bundleVersion]) {
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return NO;
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}
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return YES;
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}
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+ (BOOL)verifyFileSign:(NSString *)filePath realSign:(NSString *)realSign
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{
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NSString *fileSign = [self fileMD5:filePath];
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NSString *joinString = [NSString stringWithFormat:@"%@%@", fileSign, kFileMD5Key];
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NSString *actualSign = [self stringMD5:joinString];
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if ([actualSign isEqualToString:realSign]) {
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return YES;
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} else {
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return NO;
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}
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}
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+ (NSString *)fileName:(NSString *)version
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{
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NSString *name = [NSString stringWithFormat:@"main_%@.jsbundle", version];
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return name;
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}
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+ (NSString *)containerVersion
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{
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return [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleShortVersionString"];
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}
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+ (NSString *)currentVersion
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{
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NSString *appVersion = [self containerVersion];
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NSString *version = [[NSUserDefaults standardUserDefaults] stringForKey:kYH_JSBundleVersion(appVersion)];
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return version ?: @"";
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}
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+ (NSString *)fetchScriptDirectory
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{
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NSString *appVersion = [self containerVersion];
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NSString *libraryDirectory = [NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES) firstObject];
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NSString *scriptDirectory = [libraryDirectory stringByAppendingPathComponent:[NSString stringWithFormat:@"YH_JSBundle/%@/", appVersion]];
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return scriptDirectory;
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}
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#pragma mark utils
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+ (NSString *)fileMD5:(NSString *)filePath
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{
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NSFileHandle *handle = [NSFileHandle fileHandleForReadingAtPath:filePath];
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if(!handle)
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{
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return nil;
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}
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CC_MD5_CTX md5;
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CC_MD5_Init(&md5);
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BOOL done = NO;
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while (!done)
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{
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NSData *fileData = [handle readDataOfLength:256];
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CC_MD5_Update(&md5, [fileData bytes], (CC_LONG)[fileData length]);
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if([fileData length] == 0)
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done = YES;
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}
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unsigned char digest[CC_MD5_DIGEST_LENGTH];
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CC_MD5_Final(digest, &md5);
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NSString *result = [NSString stringWithFormat:@"%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
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digest[0], digest[1],
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digest[2], digest[3],
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digest[4], digest[5],
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digest[6], digest[7],
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digest[8], digest[9],
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digest[10], digest[11],
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digest[12], digest[13],
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digest[14], digest[15]];
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return result;
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}
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+ (NSString *)stringMD5:(NSString *)rawString
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{
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const char *input = [rawString UTF8String];
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unsigned char result[CC_MD5_DIGEST_LENGTH];
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CC_MD5(input, (CC_LONG)strlen(input), result);
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NSMutableString *digest = [NSMutableString stringWithCapacity:CC_MD5_DIGEST_LENGTH * 2];
|
|
|
|
for (NSInteger i = 0; i < CC_MD5_DIGEST_LENGTH; i++) {
|
|
|
|
[digest appendFormat:@"%02x", result[i]];
|
|
|
|
}
|
|
|
|
|
|
|
|
return digest;
|
|
|
|
}
|
|
|
|
|
|
|
|
@end |
...
|
...
|
|
