Android Open Source - d8androidsdk Article Fragment






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License

The source code is released under:

MIT License

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Java Source Code

/**
 * The MIT License (MIT)//www .  j ava2 s.  co m
 * Copyright (c) 2014 Lemberg Solutions Limited
 * 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.ls.drupal8demo;

import com.android.volley.VolleyError;
import com.ls.drupal.AbstractBaseDrupalEntity;
import com.ls.drupal.AbstractBaseDrupalEntity.OnEntityRequestListener;
import com.ls.drupal.DrupalClient;
import com.ls.drupal8demo.article.Article;
import com.ls.http.base.ResponseData;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.WebView;
import android.widget.Toast;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

public class ArticleFragment extends Fragment implements OnEntityRequestListener {

  private final static String ARTICLE_CONTENT_STUB = "%ARTICLE_BODY%";
  private final static String ARTICLE_TITLE_STUB = "%ARTICLE_TITLE%";
  private final static String ARTICLE_IMAGE_STUB = "%ARTICLE_IMAGE_URL%";

  private final static String PAGE_ID_KEY = "page_id";
  private final static String BLOG_IMAGE_KEY = "blog_image";
  private Article mPage;
  private DrupalClient mClient;

  private WebView mContent;
  private View mProgressView;

  public static ArticleFragment newInstance(String pageId, String blogImage) {
    ArticleFragment fragment = new ArticleFragment();
    Bundle args = new Bundle();
    args.putString(PAGE_ID_KEY, pageId);
    args.putString(BLOG_IMAGE_KEY, blogImage);
    fragment.setArguments(args);
    return fragment;
  }

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    String pageId = getArguments().getString(PAGE_ID_KEY);
    mClient = new DrupalClient(AppConstants.SERVER_BASE_URL, getActivity());
    mPage = new Article(mClient, pageId);
    mPage.pullFromServer(false, null, this);
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    ViewGroup result = (ViewGroup) inflater.inflate(R.layout.fragment_article, container, false);
    mContent = (WebView) result.findViewById(R.id.contentView);
    mProgressView = result.findViewById(R.id.progressView);
    resetPageContent();
    return result;
  }

  private void resetPageContent() {
    if (mPage.getDrupalClient().getActiveRequestsCount() > 0) {
      showLoadingDialog();
    } else {
      dismissLoadingDialog();
    }

    if (mContent != null && mPage.getBody() != null) {
      String template = loadPageTemplate();
      String body = template.replaceFirst(ARTICLE_CONTENT_STUB, mPage.getBody());
      body = body.replaceAll(ARTICLE_TITLE_STUB, mPage.getTitle());

      String imageURL = getArguments().getString(BLOG_IMAGE_KEY);
      body = body.replaceAll(ARTICLE_IMAGE_STUB, imageURL);

      mContent.loadDataWithBaseURL("file:///android_asset/fonts", body, "text/html", mPage.getCharset(), null);
    }
  }

  private String loadPageTemplate() {
    InputStream json = null;
    try {
      StringBuilder buf = new StringBuilder();
      json = getActivity().getAssets().open("blog.html");
      BufferedReader in = new BufferedReader(new InputStreamReader(json));
      String str;

      while ((str = in.readLine()) != null) {
        buf.append(str);
      }
      return buf.toString();

    } catch (IOException e) {
      e.printStackTrace();
    } finally {
      if (json != null) {
        try {
          json.close();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
    }
    return null;
  }

  // Request listener

  public void showLoadingDialog() {
    if (mProgressView != null) {
      mProgressView.setVisibility(View.VISIBLE);
    }
  }

  public void dismissLoadingDialog() {
    if (mProgressView != null) {
      mProgressView.setVisibility(View.GONE);
    }
  }

  @Override
  public void onRequestCompleted(AbstractBaseDrupalEntity entity, Object tag, ResponseData data) {
    this.resetPageContent();
  }

  @Override
  public void onRequestFailed(AbstractBaseDrupalEntity entity, Object tag, VolleyError error) {
    Toast.makeText(getActivity(), "Page fetch failed", Toast.LENGTH_SHORT).show();
    resetPageContent();
  }

  @Override
  public void onRequestCanceled(AbstractBaseDrupalEntity entity, Object tag) {
  }

  @Override
  public void onDestroy() {
    mClient.cancelAll();
    super.onDestroy();
  }
}




Java Source Code List

com.ls.drupal8demo.AppConstants.java
com.ls.drupal8demo.ArticleActivity.java
com.ls.drupal8demo.ArticleFragment.java
com.ls.drupal8demo.CategoryFragment.java
com.ls.drupal8demo.MainActivity.java
com.ls.drupal8demo.adapters.CategoriesAdapter.java
com.ls.drupal8demo.adapters.CategoryArticlesListAdapter.java
com.ls.drupal8demo.article.ArticlePreview.java
com.ls.drupal8demo.article.Article.java
com.ls.drupal8demo.article.Page.java
com.ls.drupal8demo.drupal.DrupalValueArrayWrapper.java
com.ls.drupal8demo.drupal.DrupalValueContainer.java
com.ls.drupal8demo.vo.Category.java
com.ls.drupal.AbstractBaseDrupalEntity.java
com.ls.drupal.AbstractDrupalArrayEntity.java
com.ls.drupal.AbstractDrupalEntityContainer.java
com.ls.drupal.AbstractDrupalEntity.java
com.ls.drupal.DrupalClient.java
com.ls.drupal.login.AnonymousLoginManager.java
com.ls.drupal.login.ILoginManager.java
com.ls.http.base.BaseRequest.java
com.ls.http.base.ICharsetItem.java
com.ls.http.base.IPostableItem.java
com.ls.http.base.IResponseItem.java
com.ls.http.base.JSONRequestHandler.java
com.ls.http.base.JSONResponseHandler.java
com.ls.http.base.RequestHandler.java
com.ls.http.base.ResponseData.java
com.ls.http.base.ResponseHandler.java
com.ls.http.base.SharedGson.java
com.ls.http.base.XMLRequestHandler.java
com.ls.http.base.XMLResponseHandler.java
com.ls.util.ClassManagementUtiles.java
com.ls.util.L.java
com.ls.util.ObjectComparator.java
com.ls.util.ObjectsFactory.java