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MIT License
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/** * 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(); } }