net.alchemiestick.katana.winehqappdb.WineSearch.java Source code

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Here is the source code for net.alchemiestick.katana.winehqappdb.WineSearch.java

Source

/*
Copyright 2012 Rene Kjellerup
    
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
    
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
package net.alchemiestick.katana.winehqappdb;

import net.alchemiestick.katana.winehqappdb.*;

import java.io.*;
import java.util.*;
import android.app.*;
import android.content.*;
import android.os.Bundle;
import android.view.*;
import android.view.View.*;
import android.widget.*;

import android.os.AsyncTask;
import android.net.*;
import android.net.http.*;
import android.webkit.*;
import org.apache.http.*;
import org.apache.http.params.*;
import org.apache.http.message.*;
import org.apache.http.client.*;
import org.apache.http.client.entity.*;
import org.apache.http.client.methods.*;

public class WineSearch extends AsyncTask<HttpUriRequest, Void, StringBuffer> {
    SearchView main;
    final int TIMEOUT_MS = 10000;
    AndroidHttpClient httpClient;
    public List<NameValuePair> webData;

    MyArrayAdapter tvlist;

    public WineSearch(SearchView app) {
        super();
        this.main = app;
        this.tvlist = app.tvlist;
        this.webData = app.webData;
    }

    public HttpUriRequest getCall(String url) {
        try {

            HttpPost httpPost = new HttpPost(url);
            httpPost.setEntity(new UrlEncodedFormEntity(webData));
            return httpPost;
        } catch (Exception e) {
        }
        return null;
    }

    @Override
    protected void onPreExecute() {
        String str = "Starting to get data from server";
        tvlist.clear();
        tvlist.add(new str_link(str, ""));
        try {
            httpClient = AndroidHttpClient.newInstance("WineHQ/1.0 App Browser");
            HttpConnectionParams.setConnectionTimeout(httpClient.getParams(), TIMEOUT_MS);
            HttpConnectionParams.setSoTimeout(httpClient.getParams(), TIMEOUT_MS);
        } catch (Exception e) {
            str = "Couldn't set Params0";
            tvlist.add(new str_link(str, ""));
        }
    }

    @Override
    protected StringBuffer doInBackground(HttpUriRequest... url) {
        StringBuffer sb = new StringBuffer("");
        if (url[0] == null)
            return sb;
        HttpResponse res = null;
        AndroidHttpClient.modifyRequestToAcceptGzipResponse(url[0]);
        while (res == null)
            try {
                SearchView.do_sleep(500);
                res = httpClient.execute(url[0]);
            } finally {
                continue;
            }

        while (res.getStatusLine() == null) {
            SearchView.do_sleep(500);
        }

        try {
            BufferedReader br = new BufferedReader(
                    new InputStreamReader(AndroidHttpClient.getUngzippedContent(res.getEntity())), 4096);
            String line;
            String NL = System.getProperty("line.seperator");
            while ((line = br.readLine()) != null) {
                sb.append(line + NL);
            }
        } catch (Exception ex) {
        }
        httpClient.close();
        return sb;
    }

    @Override
    protected void onPostExecute(StringBuffer res) {
        String str = "Processing responce! (" + Long.valueOf(res.length()).toString() + " bytes)";
        tvlist.clear();
        // tvlist.add(str);

        int istart = res.indexOf("<table");
        int iend = res.indexOf("</table>", istart);
        String tab;
        try {
            tab = res.substring(istart, iend);
        } catch (StringIndexOutOfBoundsException e) {
            tvlist.add(new str_link("No Match Found", ""));
            return;
        }
        iend = 0;
        String link;
        for (int i = 1; iend < tab.lastIndexOf("</td>"); i++) {
            istart = tab.indexOf("<tr class=\"color" + Long.valueOf(i % 2).toString() + "\">", iend);
            istart = tab.indexOf("<td>", istart) + 6;
            istart = tab.indexOf("href=", istart) + 6;
            iend = tab.indexOf("\"", istart);
            link = tab.substring(istart, iend);
            istart = tab.indexOf(">", istart) + 1;
            iend = tab.indexOf("</a>", istart);
            str = tab.substring(istart, iend);
            iend = tab.indexOf("</tr>", istart);
            tvlist.add(new str_link(str, link));
        }

    }
};