Android Open Source - Punchspork Punchspork

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License

The source code is released under:

Copyright (c) 2011 David Shere 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 Softwa...

Java Source Code

package com.wolliw.punchspork;
//w w w  .  j  a va  2s.co m
import android.app.Activity;
import android.app.SearchManager;
import android.os.Bundle;
import android.util.Log;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.ListView;
import android.widget.ListAdapter;
import android.widget.ArrayAdapter;
import android.view.View;
import android.content.Intent;
import android.content.res.Resources;
import android.net.Uri;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;

import org.json.JSONObject;
import org.json.JSONArray;

import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;

import java.util.regex.Pattern;
import java.util.regex.Matcher;

public class Punchspork extends Activity
{
  private JSONObject pfQuery;
  private JSONArray pfRecipes;
  private ImageView iv;
  private ListView lv;

  private Bundle extras;

  private String query;
  private String cursor;

  private Recipe recipe;
  private String[] recipes;

  private Boolean lastPage;

  /** Called when the activity is first created. */
  @Override
  public void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.search);

    cursor = "";
    query = "";

    Intent intent = getIntent();
    if (Intent.ACTION_SEARCH.equals(intent.getAction())) {
      query = intent.getStringExtra(SearchManager.QUERY);
    }

    extras = getIntent().getExtras();
    if (extras != null) {
      if (extras.getString("query") != null)
        query = extras.getString("query");
      if (extras.getString("cursor") != null)
        cursor = extras.getString("cursor");
    }



    //onSearchRequested();

    // Buile the query URL
    String api_key = getString(R.string.api_key);
  
    Log.d("Punchspork",api_key);
    String url = "http://api.punchfork.com/recipes?key="
      +api_key
      +"&q="+query
      +"&count="+getString(R.string.qry_count)
      +"&cursor="+cursor;
    // fix spaces in url for query
    String patternStr = " ";
    String replaceStr = "%20";
    Pattern pattern = Pattern.compile(patternStr);
    Matcher matcher = pattern.matcher(url);
    url = matcher.replaceAll(replaceStr);
    Log.d("Punchspork",url);
  
    /* Query Punchfork */
    String data = getRequest(url);

    /* get the recipe array */
    try {
      pfQuery = new JSONObject(data);
      Log.d("Punchspork", data);
      if (pfQuery.getInt("count") != 0) {
        Log.d("Punchspork", "Building List");
        pfRecipes = new JSONArray(pfQuery.getString("recipes"));

        // Add extra place for "More" button we aren't
        // showing all the results
        if (pfQuery.getString("next_cursor").equals("")
          || pfQuery.getInt("count") < new Integer(getString(R.string.qry_count)))
          lastPage = true;
        else
          lastPage = false;
        
        if (lastPage) {
          recipes = new String[pfQuery.getInt("count")];
        } else {
          recipes = new String[pfQuery.getInt("count")+1];
        }

        // Built array of recipes
        for (int i = 0; i < pfQuery.getInt("count"); i++) {
          recipe = new Recipe((JSONObject)pfRecipes.get(i));
          recipes[i] = recipe.getTitle();
        }

        // Button for getting more results
        if (!lastPage) {
          Log.d("Punchspork", "Adding 'More' button to list");
          recipes[recipes.length-1] = new String("More...");
        }

      }  else  {
        recipe = null;
        recipes = null;
        pfRecipes = null;
      }
    } catch (Exception e) {
      Log.e("Punchspork", "Error setting up recipe data");
    }

    if (recipes != null) {
      lv = (ListView)findViewById(R.id.resultsList);

      Log.d("Punchspork", "Giving ListView array of recipes");
      lv.setAdapter(
        new ArrayAdapter<String>(
          this, R.layout.result_item, recipes));
      lv.setTextFilterEnabled(true);

      // Change style of "More" button
      /*if (!lastPage) {
        ListAdapter la = lv.getAdapter();
        String s = la.getItem(recipes.length-1).getText();
        Log.d("Punchspork", s);
      }*/

      Log.d("Punchspork", "Setting OnItemClickListener");
      lv.setOnItemClickListener(new OnItemClickListener() {
        public void onItemClick(AdapterView<?> parent, View v,
          int position, long id) {
          try {
            if (position
                >= new Integer(
                  getString(
                  R.string.qry_count))) {
              nextPage(query,pfQuery.getString("next_cursor"));
            } else {
              recipe = new Recipe((JSONObject)
                      pfRecipes.get(position));
              showRecipe(recipe);
            }
          } catch (Exception e) {
          }
        }
      });
    }


  }

  /** Open Punchfork main site in browser */
  public void openURL(View v) {
    Log.d("Punchspork","Opening Punchfork Homepage");
    Intent i = new Intent(Intent.ACTION_VIEW);
    i.setData(Uri.parse("http://www.punchfork.com"));
    startActivity(i);
  }

  /** Load next page of results */
  public void nextPage(String q, String c) {
        Intent i = new Intent(this,Punchspork.class);
        i.putExtra("query", q);
        i.putExtra("cursor", c);
        startActivity(i);
  }

  /** Load Recipe Activity*/
    public void showRecipe(Recipe r) {
        Intent i = new Intent(this,RecipeActivity.class);
        i.putExtra("rating", r.getRating());
        i.putExtra("source_name", r.getSourceName());
        i.putExtra("thumb", r.getThumb());
        i.putExtra("title", r.getTitle());
        i.putExtra("source_url", r.getSourceURL());
        i.putExtra("pf_url", r.getPFURL());
        startActivity(i);
    }

  /** Get Data from Punchfork */
  private String getRequest(String url){
    HttpClient client = new DefaultHttpClient();
    HttpGet request = new HttpGet(url);
    try{
      HttpResponse response = client.execute(request);
      return HttpHelper.request(response);
    }catch(Exception ex){
      Log.e("Punchspork","Failed to connect to Punchfork.");
      return "Failed";
    }
  }
}

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