src/net/yacy/yacyAndroid/YacyAndroidActivity.java

   1 package net.yacy.yacyAndroid;
   2
   3 import java.io.BufferedReader;
   4 import java.io.IOException;
   5 import java.io.InputStreamReader;
   6 import java.util.ArrayList;
   7
   8 import net.yacy.rss.Feed;
   9 import net.yacy.rss.FeedMessage;
  10 import net.yacy.rss.RSSFeedParser;
  11
  12 import org.apache.http.HttpResponse;
  13 import org.apache.http.client.ClientProtocolException;
  14 import org.apache.http.client.methods.HttpGet;
  15 import org.apache.http.client.methods.HttpPost;
  16 import org.apache.http.impl.client.DefaultHttpClient;
  17
  18 import android.app.Activity;
  19 import android.net.ConnectivityManager;
  20 import android.content.Context;
  21 import android.os.Bundle;
  22 import android.text.util.Linkify;
  23 import android.view.View;
  24 import android.widget.EditText;
  25 import android.widget.TextView;
  26 import android.widget.Toast;
  27
  28 public class YacyAndroidActivity extends Activity
  29 {
  30         // Beispiel: http://search.yacy.net/yacysearch.html
  31         // ?query=tagesspiegel&Enter=Search&verify=false
  32         // &nav=hosts%2Ctopics%2Cfiletype&startRecord=0
  33         // &resource=global&urlmaskfilter=.*&prefermaskfilter=
  34         // &indexof=off&meanCount=5&maximumRecords=10
  35         StringBuilder url = new StringBuilder("http://search.yacy.net/yacysearch.rss?query=");
  36         String urlRest = new String("&Enter=Search&verify=false&nav=hosts%2Ctopics%2Cfiletype&startRecord=0&resource=global&urlmaskfilter=.*&prefermaskfilter=&indexof=off&meanCount=5&maximumRecords=10");
  37
  38     /** Called when the activity is first created. */
  39     @Override
  40     public void onCreate(Bundle savedInstanceState)
  41     {
  42         super.onCreate(savedInstanceState);
  43         setContentView(R.layout.main);
  44     }
  45
  46     /** Send the search-query to yacy */
  47     public void onClickBtnSend(View view)
  48     {
  49 Context context = getApplicationContext();
  50         final DefaultHttpClient client = new DefaultHttpClient();
  51         final HttpGet get ;
  52         final HttpResponse response;
  53         final EditText eingabe;
  54         final StringBuilder tmp = new StringBuilder();
  55         final RSSFeedParser parser = new RSSFeedParser();
  56         final Feed feed;
  57         final ArrayList liste;
  58         FeedMessage fm = new FeedMessage();
  59         TextView ausgabe;
  60
  61         try
  62                 {
  63                 // Ein- und Ausgabefeld vorbereiten
  64                 eingabe = (EditText)findViewById(R.id.eingabe);
  65                 ausgabe = (TextView) findViewById(R.id.ausgabe);
  66                 url.append(eingabe.getText());
  67                 url.append(urlRest);
  68                 get = new HttpGet(url.toString());
  69                 response = client.execute(get);
  70                 // Rückgabe auslesen
  71                 BufferedReader rd = new BufferedReader(new InputStreamReader(
  72                                         response.getEntity().getContent()));
  73                         String line = "";
  74
  75                         while ((line = rd.readLine()) != null)
  76                         {
  77                                 tmp.append(line);
  78
  79                         }
  80                         // Rückgabe parsen
  81                         liste = parser.readFeed(tmp);
  82                         for (int i = 0; i < liste.size(); i++)
  83                         {
  84                                 fm = (FeedMessage) liste.get(i);
  85                                 ausgabe.append(System.getProperty("line.separator"));
  86                                 ausgabe.append(fm.getLink());
  87                                 ausgabe.append(System.getProperty("line.separator"));
  88                                 ausgabe.append(fm.getTitle());
  89 Linkify.addLinks(ausgabe, Linkify.WEB_URLS);
  90                         }
  91 //Toast toast = Toast.makeText(context, tmp.toString(), Toast.LENGTH_LONG);
  92 //toast.show();
  93                 }
  94                 catch (ClientProtocolException e)
  95                 {
  96                         // TODO Auto-generated catch block
  97                         e.printStackTrace();
  98                 }
  99                 catch (IOException e)
 100                 {
 101                         // TODO Auto-generated catch block
 102                         e.printStackTrace();
 103                 }
 104         catch (Exception e)
 105                 {
 106                         // TODO Auto-generated catch block
 107                         e.printStackTrace();
 108                 }
 109 Toast toast = Toast.makeText(context, "Programmende", Toast.LENGTH_LONG);
 110 toast.show();
 111
 112
 113
 114     }
 115 }