Create TSStreamingInstaller.m

Modules/TSStreamingInstaller.m

@@ -0,0 +1,61 @@
+#import "TSStreamingInstaller.h"
+#import "minizip/unzip.h"
+
+#define CHUNK_SIZE 16384
+
+@implementation TSStreamingInstaller {
+    unzFile _zipFile;
+    BOOL _cancelled;
+}
+
+- (BOOL)installToDestination:(NSString *)destPath {
+    // 打开ZIP文件
+    _zipFile = unzOpen64([self.ipaPath UTF8String]);
+    if (!_zipFile) return NO;
+    
+    // 遍历ZIP条目并流式解压
+    unz_global_info64 globalInfo;
+    unzGetGlobalInfo64(_zipFile, &globalInfo);
+    
+    for (int i = 0; i < globalInfo.number_entry; i++) {
+        if (_cancelled) break;
+        
+        // 获取文件信息并解压
+        unz_file_info64 fileInfo;
+        char filename[256];
+        unzGetCurrentFileInfo64(_zipFile, &fileInfo, filename, sizeof(filename), NULL, 0, NULL, 0);
+        
+        NSString *fullPath = [destPath stringByAppendingPathComponent:[NSString stringWithUTF8String:filename]];
+        
+        if (filename[strlen(filename)-1] == '/') {
+            // 创建目录
+            [[NSFileManager defaultManager] createDirectoryAtPath:fullPath withIntermediateDirectories:YES attributes:nil error:nil];
+        } else {
+            // 流式解压文件
+            FILE *fp = fopen([fullPath UTF8String], "wb");
+            unzOpenCurrentFile(_zipFile);
+            
+            void *buffer = malloc(CHUNK_SIZE);
+            while (true) {
+                int bytes = unzReadCurrentFile(_zipFile, buffer, CHUNK_SIZE);
+                if (bytes <= 0) break;
+                fwrite(buffer, 1, bytes, fp);
+            }
+            
+            fclose(fp);
+            free(buffer);
+            unzCloseCurrentFile(_zipFile);
+        }
+        
+        // 更新进度
+        float progress = (float)(i+1) / (float)globalInfo.number_entry;
+        if (self.progressHandler) self.progressHandler(progress);
+        
+        unzGoToNextFile(_zipFile);
+    }
+    
+    unzClose(_zipFile);
+    return !_cancelled;
+}
+
+@end