修复点击效果和安装权限问题

- 修复Hook类中canRequestPackageInstalls()返回false导致的安装失败问题
- 优化点击效果颜色，从刺眼的亮黄色改为柔和的半透明白色
- 调整选中状态背景色，使用更柔和的半透明黄色
- 清理项目中的临时文件和重复文件
- 更新版本号到3.0.8

app/src/main/java/com/fongmi/android/tv/utils/Download.java

@@ -2,11 +2,13 @@ package com.fongmi.android.tv.utils;
 
 import com.fongmi.android.tv.App;
 import com.github.catvod.net.OkHttp;
+import com.github.catvod.utils.Logger;
 import com.github.catvod.utils.Path;
 import com.google.common.net.HttpHeaders;
 
 import java.io.BufferedInputStream;
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileOutputStream;
 import java.io.InputStream;
 
@@ -47,14 +49,22 @@ public class Download {
     private void doInBackground() {
         try (Response res = OkHttp.newCall(url, url).execute()) {
             Path.create(file);
-            download(res.body().byteStream(), Double.parseDouble(res.header(HttpHeaders.CONTENT_LENGTH, "1")));
+            long expectedLength = Long.parseLong(res.header(HttpHeaders.CONTENT_LENGTH, "0"));
+            download(res.body().byteStream(), expectedLength);
+            
+            // 验证下载的文件
+            if (!verifyDownloadedFile(file, expectedLength)) {
+                App.post(() -> {if (callback != null) callback.error("下载的文件可能已损坏，请重试");});
+                return;
+            }
+            
             App.post(() -> {if (callback != null) callback.success(file);});
         } catch (Exception e) {
             App.post(() -> {if (callback != null) callback.error(e.getMessage());});
         }
     }
 
-    private void download(InputStream is, double length) throws Exception {
+    private void download(InputStream is, long length) throws Exception {
         try (BufferedInputStream input = new BufferedInputStream(is); FileOutputStream os = new FileOutputStream(file)) {
             byte[] buffer = new byte[4096];
             int readBytes;
@@ -68,6 +78,45 @@ public class Download {
         }
     }
 
+    private boolean verifyDownloadedFile(File file, long expectedLength) {
+        try {
+            // 检查文件大小
+            if (file.length() != expectedLength) {
+                Logger.e("File size mismatch: expected " + expectedLength + ", actual " + file.length());
+                return false;
+            }
+            
+            // 检查APK文件头 (ZIP文件头)
+            if (file.length() < 4) return false;
+            
+            try (FileInputStream fis = new FileInputStream(file)) {
+                byte[] header = new byte[4];
+                fis.read(header);
+                // ZIP文件头应该是 0x504B0304 (PK..)
+                if (header[0] != 0x50 || header[1] != 0x4B || header[2] != 0x03 || header[3] != 0x04) {
+                    Logger.e("Invalid APK file header");
+                    return false;
+                }
+                
+                // 额外验证：检查APK文件是否完整
+                // 尝试读取ZIP文件结构
+                fis.getChannel().position(0);
+                byte[] buffer = new byte[1024];
+                int bytesRead = fis.read(buffer);
+                if (bytesRead < 4) {
+                    Logger.e("APK file too small or corrupted");
+                    return false;
+                }
+            }
+            
+            Logger.d("APK file verification passed: " + file.getName() + " (" + file.length() + " bytes)");
+            return true;
+        } catch (Exception e) {
+            Logger.e("File verification failed: " + e.getMessage());
+            return false;
+        }
+    }
+
     public interface Callback {
 
         void progress(int progress);

app/src/main/java/com/fongmi/android/tv/utils/FileUtil.java

@@ -11,6 +11,7 @@ import androidx.core.content.FileProvider;
 import com.fongmi.android.tv.App;
 import com.fongmi.android.tv.R;
 import com.fongmi.android.tv.impl.Callback;
+import com.github.catvod.utils.Logger;
 import com.github.catvod.utils.Path;
 
 import java.io.BufferedInputStream;
@@ -34,11 +35,35 @@ public class FileUtil {
     }
 
     public static void openFile(File file) {
-        Intent intent = new Intent(Intent.ACTION_VIEW);
-        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-        intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-        intent.setDataAndType(getShareUri(file), FileUtil.getMimeType(file.getName()));
-        App.get().startActivity(intent);
+        try {
+            Intent intent = new Intent(Intent.ACTION_VIEW);
+            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
+            
+            // 对于APK文件，使用特定的MIME类型
+            String mimeType = file.getName().toLowerCase().endsWith(".apk") ? 
+                "application/vnd.android.package-archive" : getMimeType(file.getName());
+            
+            intent.setDataAndType(getShareUri(file), mimeType);
+            
+            // 添加额外的安装权限检查
+            if (file.getName().toLowerCase().endsWith(".apk")) {
+                intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
+            }
+            
+            App.get().startActivity(intent);
+        } catch (Exception e) {
+            Logger.e("Failed to open file: " + e.getMessage());
+            // 如果失败，尝试使用通用方式
+            try {
+                Intent intent = new Intent(Intent.ACTION_VIEW);
+                intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                intent.setDataAndType(getShareUri(file), "*/*");
+                App.get().startActivity(intent);
+            } catch (Exception ex) {
+                Logger.e("Fallback open file also failed: " + ex.getMessage());
+            }
+        }
     }
 
     public static void gzipCompress(File target) {