com.cpd.activities.NewsOpenActivity.java Source code

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Here is the source code for com.cpd.activities.NewsOpenActivity.java

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/*
 * Copyright 2016 Universidade Federal do Rio Grande do Sul
 *
 * 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.cpd.activities;

import com.cpd.network.NewsLoader;
import com.cpd.network.parsers.NewsParser;
import com.cpd.ufrgsmobile.*;
import com.cpd.utils.AppTags;
import com.cpd.utils.ConnectionUtils;
import com.cpd.utils.DebugUtils;
import com.cpd.utils.TrackerUtils;
import com.cpd.vos.NewsVo;
import com.squareup.picasso.Picasso;

import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.text.Html;
import android.text.method.LinkMovementMethod;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import android.support.v7.widget.ShareActionProvider;
import android.support.v4.view.MenuItemCompat;

/**
 * Shows one full article.
 *
 * @author Alan Wink
 * @author Theodoro Mota
 * @version 2.0
 */
public class NewsOpenActivity extends AppCompatActivity {

    private static final String TAG = NewsOpenActivity.class.getSimpleName();

    private static int mConnectionTries = 0;

    private NewsVo mNewsVo;
    private NewsLoader mLoader;

    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_news_open);

        if (getResources().getBoolean(R.bool.portrait_only)) {
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_PORTRAIT);
        } else {
            setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_USER);
        }

        Intent intent = getIntent();
        mNewsVo = (NewsVo) intent.getSerializableExtra(AppTags.NEWS_VO);

        TrackerUtils.clickNewsArticle(mNewsVo.title);

        final TextView articleTextView = (TextView) findViewById(R.id.news_activity_text);

        mLoader = new NewsLoader(new NewsParser.NewsReady() {
            @Override
            public void OnNewsReady(NewsVo newsArticle) {
                mConnectionTries++;
                /* Avoid infinite loop */
                if (mConnectionTries <= ConnectionUtils.MAX_NETWORK_TENTATIVES) {
                    if (newsArticle.articleText == null) {
                        mLoader.run(mNewsVo, true);
                    } else {
                        // Interpret HTML tags
                        mConnectionTries = 0;
                        articleTextView.setText(Html.fromHtml(newsArticle.articleText));
                        articleTextView.setMovementMethod(LinkMovementMethod.getInstance());
                        if (DebugUtils.DEBUG)
                            Log.d(TAG, "Opened article: " + newsArticle.title);
                    }
                } else {
                    if (DebugUtils.ERROR)
                        Log.e(TAG, "Not connecting to news!");
                }
            }
        });
        mLoader.run(mNewsVo, true);

        // The RssParser already gives the title and image. Therefore, we can load this content
        // while the NewsParser is running.
        Toolbar toolbar = (Toolbar) findViewById(R.id.news_open_toolbar);
        setSupportActionBar(toolbar);

        ImageView imageView = (ImageView) findViewById(R.id.news_activity_picture);
        imageView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                openImageActivity();
            }
        });
        Picasso.with(this).load(mNewsVo.imgLargeUrl).into(imageView);

        TextView titleView = (TextView) findViewById(R.id.news_activity_title);
        titleView.setText(mNewsVo.title);

    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.news_activity_menu, menu);

        MenuItem item = menu.findItem(R.id.action_share);

        ShareActionProvider shareActionProvider = (ShareActionProvider) MenuItemCompat.getActionProvider(item);
        shareActionProvider.setShareIntent(getDefaultShareIntent());
        shareActionProvider
                .setOnShareTargetSelectedListener(new ShareActionProvider.OnShareTargetSelectedListener() {
                    @Override
                    public boolean onShareTargetSelected(ShareActionProvider source, Intent intent) {
                        String shareTarget = intent.getComponent().getPackageName();
                        TrackerUtils.shareNewsArticle(mNewsVo.title, shareTarget);

                        return false;
                    }
                });

        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle presses on the action bar items
        switch (item.getItemId()) {
        //           case R.id.action_exit:
        //              finish();
        //               return true;

        default:
            return super.onOptionsItemSelected(item);
        }
    }

    private void openImageActivity() {
        TrackerUtils.openArticleImage(mNewsVo.title);
        Intent intent = new Intent(this, NewsOpenImageActivity.class);
        intent.putExtra(AppTags.NEWS_VO, mNewsVo);
        startActivity(intent);
    }

    private Intent getDefaultShareIntent() {
        Intent intent = new Intent(Intent.ACTION_SEND);
        intent.setType("text/plain");
        intent.putExtra(Intent.EXTRA_SUBJECT, getString(R.string.app_name) + " - " + mNewsVo.title);
        intent.putExtra(Intent.EXTRA_TEXT, mNewsVo.articleUrl);
        return intent;
    }

}