添加文件名适配器接口，修复group中useServerFileName未同步到子task的问题

Aria/src/main/java/com/arialyy/aria/core/common/HttpOption.java

@@ -17,6 +17,7 @@ package com.arialyy.aria.core.common;
 
 import android.text.TextUtils;
 import com.arialyy.aria.core.processor.IHttpFileLenAdapter;
+import com.arialyy.aria.core.processor.IHttpFileNameAdapter;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CheckUtil;
 import java.net.Proxy;
@@ -35,6 +36,7 @@ public class HttpOption extends BaseOption {
   private Proxy proxy;
   private boolean useServerFileName = false;
   private IHttpFileLenAdapter fileLenAdapter;
+  private IHttpFileNameAdapter fileNameAdapter;
   private String attachment;
 
   public HttpOption() {
@@ -168,4 +170,12 @@ public class HttpOption extends BaseOption {
     this.fileLenAdapter = fileLenAdapter;
     return this;
   }
+  public HttpOption setFilNameAdapter(IHttpFileNameAdapter fileNameAdapter) {
+    if (fileNameAdapter == null) {
+      throw new IllegalArgumentException("adapter为空");
+    }
+    CheckUtil.checkMemberClass(fileNameAdapter.getClass());
+    this.fileNameAdapter = fileNameAdapter;
+    return this;
+  }
 }

HttpComponent/src/main/java/com/arialyy/aria/http/HttpTaskOption.java

@@ -20,6 +20,8 @@ import android.text.TextUtils;
 import com.arialyy.aria.core.common.RequestEnum;
 import com.arialyy.aria.core.inf.ITaskOption;
 import com.arialyy.aria.core.processor.IHttpFileLenAdapter;
+import com.arialyy.aria.core.processor.IHttpFileNameAdapter;
+
 import java.lang.ref.SoftReference;
 import java.net.CookieManager;
 import java.net.Proxy;
@@ -81,17 +83,23 @@ public final class HttpTaskOption implements ITaskOption {
 
   private SoftReference<IHttpFileLenAdapter> fileLenAdapter;
 
+  private SoftReference<IHttpFileNameAdapter> fileNameAdapter;
+
   public IHttpFileLenAdapter getFileLenAdapter() {
     return fileLenAdapter == null ? null : fileLenAdapter.get();
   }
-
+  public IHttpFileNameAdapter getFileNameAdapter() {
+    return fileNameAdapter == null ? null : fileNameAdapter.get();
+  }
   /**
    * 如果是匿名内部类，完成后需要将adapter设置为空，否则会出现内存泄漏
    */
   public void setFileLenAdapter(IHttpFileLenAdapter fileLenAdapter) {
     this.fileLenAdapter = new SoftReference<>(fileLenAdapter);
   }
-
+  public void setFileNameAdapter(IHttpFileNameAdapter fileNameAdapter) {
+    this.fileNameAdapter = new SoftReference<>(fileNameAdapter);
+  }
   public Map<String, String> getFormFields() {
     return formFields;
   }
@@ -179,4 +187,5 @@ public final class HttpTaskOption implements ITaskOption {
   public void setParams(Map<String, String> params) {
     this.params = params;
   }
+
 }

HttpComponent/src/main/java/com/arialyy/aria/http/download/HttpDFileInfoTask.java

@@ -158,10 +158,21 @@ final class HttpDFileInfoTask implements IInfoTask, Runnable {
       if (!TextUtils.isEmpty(disposition)) {
         mEntity.setDisposition(CommonUtil.encryptBASE64(disposition));
         handleContentDisposition(disposition);
-      } else {
+      } else{
-        ALog.w(TAG, "Content-Disposition对于端字段为空，使用服务器端文件名失败");
+        if(taskOption.getFileNameAdapter()!=null) {
+          String newName =taskOption.getFileNameAdapter().handleFileName(headers,mEntity.getKey());
+          mEntity.setServerFileName(newName);
+          renameFile(newName);
+        }else if(conn.getHeaderField("Content-Type")!=null){
+          String contentType=conn.getHeaderField("Content-Type");
+          String type=contentType.substring(contentType.indexOf(File.separator)+1);
+          String newName =mEntity.getFileName()+File.separator+type;
+          mEntity.setServerFileName(newName);
+          renameFile(newName);
+        }
       }
     }
+
     CookieManager msCookieManager = new CookieManager();
     List<String> cookiesHeader = headers.get("Set-Cookie");
 

HttpComponent/src/main/java/com/arialyy/aria/http/download/HttpDGInfoTask.java

@@ -155,6 +155,11 @@ public final class HttpDGInfoTask implements IInfoTask {
 
     // 设置属性
     subOption.setFileLenAdapter(groupOption.getFileLenAdapter());
+    subOption.setFileNameAdapter(groupOption.getFileNameAdapter());
+    subOption.setUseServerFileName(groupOption.isUseServerFileName());
+
+
+    subOption.setFileNameAdapter(groupOption.getFileNameAdapter());
     subOption.setRequestEnum(groupOption.getRequestEnum());
     subOption.setHeaders(groupOption.getHeaders());
     subOption.setProxy(groupOption.getProxy());

PublicComponent/src/main/java/com/arialyy/aria/core/TaskOptionParams.java

@@ -22,6 +22,7 @@ import com.arialyy.aria.core.processor.FtpInterceptHandler;
 import com.arialyy.aria.core.processor.IBandWidthUrlConverter;
 import com.arialyy.aria.core.processor.IFtpUploadInterceptor;
 import com.arialyy.aria.core.processor.IHttpFileLenAdapter;
+import com.arialyy.aria.core.processor.IHttpFileNameAdapter;
 import com.arialyy.aria.core.processor.IKeyUrlConverter;
 import com.arialyy.aria.core.processor.ILiveTsUrlConverter;
 import com.arialyy.aria.core.processor.ITsMergeHandler;
@@ -59,6 +60,7 @@ public class TaskOptionParams {
     PROCESSORES.add(IBandWidthUrlConverter.class);
     PROCESSORES.add(IFtpUploadInterceptor.class);
     PROCESSORES.add(IHttpFileLenAdapter.class);
+    PROCESSORES.add(IHttpFileNameAdapter.class);
     PROCESSORES.add(ILiveTsUrlConverter.class);
     PROCESSORES.add(ITsMergeHandler.class);
     PROCESSORES.add(IVodTsUrlConverter.class);

PublicComponent/src/main/java/com/arialyy/aria/core/processor/IHttpFileNameAdapter.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.arialyy.aria.core.processor;
+
+import com.arialyy.aria.core.download.DownloadEntity;
+import com.arialyy.aria.core.inf.IEventHandler;
+
+import java.net.URLConnection;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Http文件名适配器
+ */
+public interface IHttpFileNameAdapter extends IEventHandler {
+
+  /**
+   * 根据header中的数据获取文件名字
+   * @param headers header参数{@link URLConnection#getHeaderFields()}
+   * @param key 这里如果传entity可能会导致entity属性变更而其他地方没有改变，所以就传了个key 减少可操作范围
+   * @return 文件长度
+   */
+  String handleFileName(Map<String, List<String>> headers, String key);
+}

PublicComponent/src/main/java/com/arialyy/aria/util/DbDataHelper.java

@@ -105,7 +105,11 @@ public class DbDataHelper {
       entity.setUrl(url);
       entity.setFilePath(groupHash + "_" + i);
       int lastIndex = url.lastIndexOf(File.separator);
-      entity.setFileName(url.substring(lastIndex + 1));
+      //去除url末尾携带的的参数
+      int endIndex = url.lastIndexOf("?");
+      if(endIndex<0)endIndex=url.length();
+
+      entity.setFileName(url.substring(lastIndex + 1,endIndex));
       entity.setGroupHash(groupHash);
       entity.setGroupChild(true);
       list.add(entity);

app/src/main/java/com/arialyy/simple/MainActivity.java

@@ -142,7 +142,7 @@ public class MainActivity extends BaseActivity<ActivityMainBinding> {
             T.showShort(MainActivity.this, "没有文件读写权限");
             finish();
           }
-        }, Manifest.permission.WRITE_EXTERNAL_STORAGE);
+        }, Manifest.permission.WRITE_EXTERNAL_STORAGE,Manifest.permission.READ_EXTERNAL_STORAGE);
       }
     }
   }