重构了表情的View
This commit is contained in:
fengshuo
213
xplan-ios/Main/ModuleKit/FaceView/Presenter/XPRoomFaceTool.m
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213
xplan-ios/Main/ModuleKit/FaceView/Presenter/XPRoomFaceTool.m
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//
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// XPRoomFaceTool.m
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// xplan-ios
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//
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// Created by 冯硕 on 2022/3/9.
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//
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#import "XPRoomFaceTool.h"
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#import <SSZipArchive.h>
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#import <AFNetworking.h>
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#import <CommonCrypto/CommonDigest.h>
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#define FileHashDefaultChunkSizeForReadingData 1024*8 // 8K
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NSString * const kRoomFaceVersion = @"kRoomFaceVersion";
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@interface XPRoomFaceTool ()
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///解压缩之后 表情资源所在的位置
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@property (nonatomic,copy) NSString *faceDirectory;
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///重试的次数
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@property (nonatomic,assign) NSInteger retryCount;
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@end
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@implementation XPRoomFaceTool
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+ (instancetype)shareFaceTool {
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static dispatch_once_t onceToken;
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static XPRoomFaceTool * tool;
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dispatch_once(&onceToken, ^{
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tool = [[XPRoomFaceTool alloc] init];
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tool.retryCount = 0;
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});
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return tool;
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}
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- (void)downFaceData {
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[self downFaceDataCompletion:nil];
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}
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- (void)downFaceDataCompletion:(nullable void (^)(NSString * nullable))completion {
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//获取沙盒doucument路径
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NSArray*pathsss =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);
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NSString *documentsDirectory = [pathsss objectAtIndex:0];
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NSString*faceDirectory = [documentsDirectory stringByAppendingPathComponent:@"Face"];
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///首先判断 本地的数据是否 需要更新了
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NSString *version = [[NSUserDefaults standardUserDefaults]objectForKey: kRoomFaceVersion];
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if (version == nil || version.integerValue < self.version.integerValue) {///本地没有保存的话 就走下载
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if (self.zipUrl.length > 0 && [self.zipUrl hasPrefix:@"http"]) {
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NSURL *URL = [NSURL URLWithString:self.zipUrl];
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NSURLSessionConfiguration *configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
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AFURLSessionManager *manager = [[AFURLSessionManager alloc] initWithSessionConfiguration:configuration];
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//请求
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NSURLRequest *request = [NSURLRequest requestWithURL:URL];
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//下载Task操作
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[[manager downloadTaskWithRequest:request progress:^(NSProgress * _Nonnull downloadProgress) {
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} destination:^NSURL * _Nonnull(NSURL * _Nonnull targetPath, NSURLResponse * _Nonnull response) {
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//要求返回一个URL, 返回的这个URL就是文件的位置的路径
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NSString *cachesPath = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) lastObject];
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NSString *path = [cachesPath stringByAppendingPathComponent:response.suggestedFilename];
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return [NSURL fileURLWithPath:path];
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} completionHandler:^(NSURLResponse * _Nonnull response, NSURL * _Nullable filePath, NSError * _Nullable error) {
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if (error == nil) {
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NSString *filePathStr = [filePath path];
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NSString *fileMD5Str = [self getFileMD5WithPath:filePathStr];
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fileMD5Str = [fileMD5Str uppercaseString];
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if (![self.zipMd5 isEqualToString:fileMD5Str]) { //MD5校验 如果不相等就重新下载
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[self performSelector:@selector(downFaceData) withObject:nil afterDelay:3];
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}else {
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// filePath就是你下载文件的位置，你可以解压，也可以直接拿来使用
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NSString *imgFilePath = [filePath path];
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NSLog(@"img == %@", imgFilePath);
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NSString *zipPath = imgFilePath;
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NSFileManager *fileManager = [NSFileManager defaultManager];
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//删除老的数据
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[[NSFileManager defaultManager] removeItemAtPath:faceDirectory error:nil];
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[fileManager createDirectoryAtPath:faceDirectory withIntermediateDirectories:YES attributes:nil error:nil];
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NSLog(@"test == %@",faceDirectory); //解压后的路径
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dispatch_async(dispatch_get_global_queue(0, 0), ^{
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//解压
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[SSZipArchive unzipFileAtPath:zipPath toDestination:faceDirectory overwrite:YES password:nil progressHandler:^(NSString * _Nonnull entry, unz_file_info zipInfo, long entryNumber, long total) {
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} completionHandler:^(NSString * _Nonnull path, BOOL succeeded, NSError * _Nullable error) {
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if (error == nil) {
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self.retryCount = 0;
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///如果解压完成的话 就保存一下值
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[[NSUserDefaults standardUserDefaults]setObject:self.version forKey:kRoomFaceVersion];
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self.faceDirectory = faceDirectory;
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if (completion) {
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completion(faceDirectory);
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}
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} else {
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self.retryCount ++;
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if (self.retryCount <=10) {
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[self downFaceData];
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}
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if (completion) {
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completion(nil);
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}
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}
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}];
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});
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}
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} else {
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self.retryCount ++;
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if (self.retryCount <=10) {
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[self downFaceData];
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}
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if (completion) {
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completion(nil);
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}
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}
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}] resume];
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} else {
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if (completion) {
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completion(nil);
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}
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}
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} else {
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self.faceDirectory = faceDirectory;
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if (completion) {
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completion(faceDirectory);
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}
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}
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}
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- (NSString*)getFileMD5WithPath:(NSString*)path {
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return (__bridge NSString *)FileMD5HashCreateWithPath((__bridge CFStringRef)path,FileHashDefaultChunkSizeForReadingData);
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}
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CFStringRef FileMD5HashCreateWithPath(CFStringRef filePath,
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size_t chunkSizeForReadingData) {
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// Declare needed variables
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CFStringRef result = NULL;
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CFReadStreamRef readStream = NULL;
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// Get the file URL
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CFURLRef fileURL =
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CFURLCreateWithFileSystemPath(kCFAllocatorDefault,
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(CFStringRef)filePath,
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kCFURLPOSIXPathStyle,
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(Boolean)false);
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CC_MD5_CTX hashObject;
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bool hasMoreData = true;
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bool didSucceed;
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if (!fileURL) goto done;
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// Create and open the read stream
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readStream = CFReadStreamCreateWithFile(kCFAllocatorDefault,
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(CFURLRef)fileURL);
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if (!readStream) goto done;
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didSucceed = (bool)CFReadStreamOpen(readStream);
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if (!didSucceed) goto done;
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// Initialize the hash object
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CC_MD5_Init(&hashObject);
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// Make sure chunkSizeForReadingData is valid
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if (!chunkSizeForReadingData) {
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chunkSizeForReadingData = FileHashDefaultChunkSizeForReadingData;
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}
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// Feed the data to the hash object
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while (hasMoreData) {
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uint8_t buffer[chunkSizeForReadingData];
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CFIndex readBytesCount = CFReadStreamRead(readStream,
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(UInt8 *)buffer,
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(CFIndex)sizeof(buffer));
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if (readBytesCount == -1)break;
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if (readBytesCount == 0) {
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hasMoreData =false;
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continue;
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}
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CC_MD5_Update(&hashObject,(const void *)buffer,(CC_LONG)readBytesCount);
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}
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// Check if the read operation succeeded
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didSucceed = !hasMoreData;
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// Compute the hash digest
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unsigned char digest[CC_MD5_DIGEST_LENGTH];
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CC_MD5_Final(digest, &hashObject);
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// Abort if the read operation failed
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if (!didSucceed) goto done;
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// Compute the string result
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char hash[2 *sizeof(digest) + 1];
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for (size_t i =0; i < sizeof(digest); ++i) {
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snprintf(hash + (2 * i),3, "%02x", (int)(digest[i]));
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}
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result = CFStringCreateWithCString(kCFAllocatorDefault,
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(const char *)hash,
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kCFStringEncodingUTF8);
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done:
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if (readStream) {
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CFReadStreamClose(readStream);
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CFRelease(readStream);
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}
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if (fileURL) {
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CFRelease(fileURL);
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}
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return result;
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}
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@end
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