Android Open Source - ACM_Pi_Cloud Get Remote Shares For File Operation

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License

The source code is released under:

MIT License

Java Source Code

/* ownCloud Android Library is available under MIT license
 *   Copyright (C) 2014 ownCloud Inc./*from  ww w.j a va  2  s  .c o  m*/
 *   
 *   Permission is hereby granted, free of charge, to any person obtaining a copy
 *   of this software and associated documentation files (the "Software"), to deal
 *   in the Software without restriction, including without limitation the rights
 *   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *   copies of the Software, and to permit persons to whom the Software is
 *   furnished to do so, subject to the following conditions:
 *   
 *   The above copyright notice and this permission notice shall be included in
 *   all copies or substantial portions of the Software.
 *   
 *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
 *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
 *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 
 *   BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 
 *   ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 
 *   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 *   THE SOFTWARE.
 *
 */

package com.owncloud.android.lib.resources.shares;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.ArrayList;

import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.http.HttpStatus;

import android.util.Log;

import com.owncloud.android.lib.common.OwnCloudClient;
import com.owncloud.android.lib.common.operations.RemoteOperation;
import com.owncloud.android.lib.common.operations.RemoteOperationResult;
import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode;

/**
 * Provide a list shares for a specific file.  
 * The input is the full path of the desired file.  
 * The output is a list of everyone who has the file shared with them.
 * 
 * @author masensio
 *
 */

public class GetRemoteSharesForFileOperation extends RemoteOperation {

  private static final String TAG = GetRemoteSharesForFileOperation.class.getSimpleName();
  
  private static final String PARAM_PATH = "path";
  private static final String PARAM_RESHARES = "reshares";
  private static final String PARAM_SUBFILES = "subfiles";

  private ArrayList<OCShare> mShares;  // List of shares for result, one share in this case
  
  private String mRemoteFilePath;
  private boolean mReshares;
  private boolean mSubfiles;
  
  /**
   * Constructor
   * 
   * @param remoteFilePath  Path to file or folder
   * @param reshares      If set to ?false? (default), only shares from the current user are returned
   *               If set to ?true?, all shares from the given file are returned
   * @param subfiles      If set to ?false? (default), lists only the folder being shared
   *               If set to ?true?, all shared files within the folder are returned.
   */
  public GetRemoteSharesForFileOperation(String remoteFilePath, boolean reshares, boolean subfiles) {
    mRemoteFilePath = remoteFilePath;
    mReshares = reshares;
    mSubfiles = subfiles;
  }

  @Override
  protected RemoteOperationResult run(OwnCloudClient client) {
    RemoteOperationResult result = null;
    int status = -1;

    GetMethod get = null;

    try {
      // Get Method
      get = new GetMethod(client.getBaseUri() + ShareUtils.SHARING_API_PATH);

      // Add Parameters to Get Method
      get.setQueryString(new NameValuePair[] { 
            new NameValuePair(PARAM_PATH, mRemoteFilePath),
            new NameValuePair(PARAM_RESHARES, String.valueOf(mReshares)),
            new NameValuePair(PARAM_SUBFILES, String.valueOf(mSubfiles))
        }); 

      get.addRequestHeader(OCS_API_HEADER, OCS_API_HEADER_VALUE);
            
      status = client.executeMethod(get);

      if(isSuccess(status)) {
        String response = get.getResponseBodyAsString();

        result = new RemoteOperationResult(ResultCode.OK);
        
        // Parse xml response --> obtain the response in ShareFiles ArrayList
        // convert String into InputStream
        InputStream is = new ByteArrayInputStream(response.getBytes());
        ShareXMLParser xmlParser = new ShareXMLParser();
        mShares = xmlParser.parseXMLResponse(is);
        if (mShares != null) {
          Log.d(TAG, "Got " + mShares.size() + " shares");
          result = new RemoteOperationResult(ResultCode.OK);
          ArrayList<Object> sharesObjects = new ArrayList<Object>();
          for (OCShare share: mShares) {
            // Build the link 
            if (share.getToken().length() > 0) {
              share.setShareLink(client.getBaseUri() + ShareUtils.SHARING_LINK_TOKEN + share.getToken());
            }
            sharesObjects.add(share);
          }
          result.setData(sharesObjects);
        }

      } else {
        result = new RemoteOperationResult(false, status, get.getResponseHeaders());
      }
      
    } catch (Exception e) {
      result = new RemoteOperationResult(e);
      Log.e(TAG, "Exception while getting shares", e);
      
    } finally {
      if (get != null) {
        get.releaseConnection();
      }
    }
    return result;
  }

  private boolean isSuccess(int status) {
    return (status == HttpStatus.SC_OK);
  }

}

Java Source Code List

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