app/src/main/java/de/dhbwloe/campusapp/search/DhbwSearchHelper.java

   1 /* DhbwSearchHelper.java
   2  *
   3  * This program is free software: you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License as published by
   5  * the Free Software Foundation, either version 3 of the License, or
   6  * (at your option) any later version.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  15  */
  16 package de.dhbwloe.campusapp.search;
  17
  18 import android.util.Log;
  19
  20 import com.loopj.android.http.AsyncHttpClient;
  21 import com.loopj.android.http.AsyncHttpResponseHandler;
  22 import com.loopj.android.http.RequestParams;
  23
  24 import org.jsoup.nodes.Document;
  25 import org.jsoup.nodes.Element;
  26 import org.jsoup.select.Elements;
  27
  28 import java.io.ByteArrayInputStream;
  29 import java.io.InputStream;
  30 import java.io.UnsupportedEncodingException;
  31 import java.net.URLEncoder;
  32 import java.util.ArrayList;
  33 import java.util.List;
  34
  35 import cz.msebera.android.httpclient.Header;
  36 import de.dhbwloe.campusapp.fragments.AppSearchListItem;
  37
  38 /**
  39  * Created by pk910 on 25.01.2016.
  40  */
  41 public class DhbwSearchHelper extends SearchHelper {
  42
  43     public DhbwSearchHelper() {
  44         super(true);
  45     }
  46
  47     @Override
  48     protected void processWebRequest(AsyncHttpResponseHandler handler, String keywords) {
  49         AsyncHttpClient client = new AsyncHttpClient();
  50         String url = "https://www.dhbw-loerrach.de/suche.html?&L=0";
  51         RequestParams params = new RequestParams();
  52         /*  WHAT THE HELL DO THEY REQUIRE FOR THEIR STUPID SEARCH!?
  53         tx_indexedsearch[_sections]:0
  54         tx_indexedsearch[_freeIndexUid]:_
  55         tx_indexedsearch[pointer]:0
  56         tx_indexedsearch[ext]:1
  57         tx_indexedsearch[defOp]:0
  58         tx_indexedsearch[sword]:paintball
  59         tx_indexedsearch[type]:1
  60         tx_indexedsearch[defOp]:0
  61         tx_indexedsearch[media]:-1
  62         tx_indexedsearch[lang]:-1
  63         tx_indexedsearch[sections]:0
  64         tx_indexedsearch[order]:rank_flag
  65         tx_indexedsearch[desc]:0
  66         tx_indexedsearch[results]:10
  67         tx_indexedsearch[group]:flat
  68         tx_indexedsearch[extResume]:0
  69         tx_indexedsearch[extResume]:1
  70         tx_indexedsearch[submit_button]:Suche
  71          */
  72         params.put("tx_indexedsearch[_sections]","0");
  73         params.put("tx_indexedsearch[_freeIndexUid]","_");
  74         params.put("tx_indexedsearch[pointer]","0");
  75         params.put("tx_indexedsearch[ext]","1");
  76         params.put("tx_indexedsearch[defOp]","0");
  77         params.put("tx_indexedsearch[sword]", keywords);
  78         params.put("tx_indexedsearch[type]","1");
  79         params.put("tx_indexedsearch[defOp]","0");
  80         params.put("tx_indexedsearch[media]","-1");
  81         params.put("tx_indexedsearch[lang]","-1");
  82         params.put("tx_indexedsearch[sections]","0");
  83         params.put("tx_indexedsearch[order]","rank_flag");
  84         params.put("tx_indexedsearch[desc]","0");
  85         params.put("tx_indexedsearch[results]","40");
  86         params.put("tx_indexedsearch[group]","flat");
  87         params.put("tx_indexedsearch[extResume]","0");
  88         params.put("tx_indexedsearch[extResume]","1");
  89         params.put("tx_indexedsearch[submit_button]","Suche");
  90
  91         Log.i("DhbwSearchHelper", "Search: "+keywords+" ("+url+")");
  92         client.post(url, params, handler);
  93     }
  94
  95     @Override
  96     protected List<AppSearchListItem> onHtmlDocumentReceived(Document document) {
  97         ArrayList<AppSearchListItem> results = new ArrayList<AppSearchListItem>();
  98         Elements searchResultsTables = document.select(".tx-indexedsearch-res > table");
  99         for(Element searchResultsTable : searchResultsTables) {
 100             SearchTarget target = new SearchTarget();
 101             target.setInAppTarget(true);
 102             target.setTargetUrl("WebBrowser");
 103
 104             Elements titleLinkElement = searchResultsTable.select(".tx-indexedsearch-title > a");
 105             Elements descriptionElement = searchResultsTable.select(".tx-indexedsearch-descr");
 106             if(titleLinkElement.size() == 0 || titleLinkElement.size() == 0)
 107                 continue;
 108             String title = titleLinkElement.get(0).text();
 109             String link = titleLinkElement.get(0).attr("href");
 110             if(!link.matches("^https?://.*"))
 111                 link = "https://www.dhbw-loerrach.de/" + link;
 112
 113             String description = descriptionElement.get(0).text();
 114
 115             target.setArgument("url", link);
 116
 117             AppSearchListItem result = new AppSearchListItem("DHBW: "+title, description, target);
 118             results.add(result);
 119         }
 120         return results;
 121     }
 122
 123     @Override
 124     protected List<AppSearchListItem> onPlainTextReceived(byte[] data) {
 125         return null;
 126     }
 127 }