Android Open Source - TheGamesDB-Android-app Game Searcher

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License

The source code is released under:

GNU General Public License

Java Source Code

package dragni.tgb.thegamesdb.logic;
//from  ww  w.j  a v  a2s  .c o m
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlPullParserFactory;

import dragni.tgb.thegamesdb.entity.Game;
import dragni.tgb.thegamesdb.entity.GameList;
import dragni.tgb.thegamesdb.entity.Image;

public class GameSearcher {

  private GameList searchList;
  private static int MULTIPLEGAMES = 0;
  private static int SINGLEGAME = 1;
  private int searchType;
  private String baseUrl;

  private enum XmlTag {
    Data, baseImgUrl, Game, id, GameTitle, AlternateTitles, title, ReleaseDate, PlatformId, Platform, Overview, ESRB, Genres, genre, Players, Coop, Youtube, Publisher, Developer, Rating, Images, fanart, original, thumb, boxart, banner, screenshot, clearlogo, error;
  }

  private String currentTag;
  private XmlPullParser xpp;

  public GameSearcher() {
    searchList = new GameList();
  }

  public GameList getSearchResults() {
    return searchList;
  }

  public void parseXml(URL url, int type) throws XmlPullParserException,
      IOException {
    searchType = type;

    XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
    factory.setNamespaceAware(true);
    xpp = factory.newPullParser();
    InputStream stream = url.openStream();
    xpp.setInput(stream, null);
    int eventType = xpp.getEventType();

    while (eventType != XmlPullParser.END_DOCUMENT) {
      if (eventType == XmlPullParser.START_TAG) {
        handleStartTag();
      } else if (eventType == XmlPullParser.TEXT) {
        handleTextTag();
      } else if (eventType == XmlPullParser.END_TAG) {
        handleEndTag();
      }

      eventType = xpp.next();
    }
  }

  private void handleStartTag() {
    currentTag = (xpp.getName());

    if (currentTag.equals("boxart")) {
      handleBoxArtTag();
    } else if (currentTag.equals("original") && searchType == SINGLEGAME) {
      handleOriginalTag();
    }
  }

  private void handleBoxArtTag() {
    String side = xpp.getAttributeValue(null, "side");

    if (side.equals("front")
        || (side.equals("back") && searchType == SINGLEGAME)) {
      String thumbNail = xpp.getAttributeValue(null, "thumb");
      Image image = new Image();
      image.setThumbNail(thumbNail);
      searchList.getLastGame().addImage(image);

      if (side.equals("front")) {
        searchList.getLastGame().getImages().setThumbNailIndex();
      }
    }
  }

  private void handleOriginalTag() {

    String widthStr = xpp.getAttributeValue(null, "width");
    String heightStr = xpp.getAttributeValue(null, "height");

    Image image = new Image();
    int width = Integer.parseInt(widthStr); // TODO: catch numberformat
                        // exception
    int height = Integer.parseInt(heightStr); // TODO: catch numberformat
                          // exception
    image.setWidth(width);
    image.setHeight(height);

    searchList.getLastGame().addImage(image);
  }

  private void handleTextTag() {
    if (currentTag != null) {
      String tag = currentTag.replace("-", "");
      String value = xpp.getText();

      if (searchType == MULTIPLEGAMES) {
        handleMultipleGames(tag, value);
      } else if (searchType == SINGLEGAME) {
        handleSingleGame(tag, value);
      }
    }
  }

  private void handleMultipleGames(String tag, String value) {
    try {
      switch (XmlTag.valueOf(tag)) {
      case Game:
        searchList.add(new Game());
        break;
      case id:
        int id = Integer.parseInt(value);
        searchList.getLastGame().setId(id);
        break;
      case GameTitle:
        searchList.getLastGame().setTitle(value);
        break;
      case ReleaseDate:
        searchList.getLastGame().setReleaseDate(value);
        break;
      case Platform:
        searchList.getLastGame().setPlatform(value);
        break;
      default:
        break;
      }
    } catch (IllegalArgumentException e) {
      e.printStackTrace();
    }
  }

  private void handleSingleGame(String tag, String value) {
    try {
      switch (XmlTag.valueOf(tag)) {
      case Game:
        searchList.add(new Game());
        break;
      case id:
        int id = Integer.parseInt(value);
        searchList.getLastGame().setId(id);
        break;
      case GameTitle:
        searchList.getLastGame().setTitle(value);
        break;
      case ReleaseDate:
        searchList.getLastGame().setReleaseDate(value);
        break;
      case Platform:
        searchList.getLastGame().setPlatform(value);
        break;
      case Overview:
        searchList.getLastGame().setOverview(value);
        break;
      case genre:
        searchList.getLastGame().addGenre(value);
        break;
      case Players:
        searchList.getLastGame().setPlayers(value);
        break;
      case Coop:
        searchList.getLastGame().setCoop(value);
        break;
      case Youtube:
        searchList.getLastGame().setYoutubeUrl(value);
        break;
      case Publisher:
        searchList.getLastGame().setPublisher(value);
        break;
      case Developer:
        searchList.getLastGame().setDeveloper(value);
        break;
      case original:
        handleOriginalImageTag(value);
        break;
      case thumb:
        handleThumbTag(value);
        break;
      default:
        break;
      }
    } catch (IllegalArgumentException e) {
      e.printStackTrace();
    }
  }

  private void handleOriginalImageTag(String value) {
    Image image = searchList.getLastGame().getLastImage();
    image.setUrl(value);
  }

  private void handleThumbTag(String value) {
    Image image = searchList.getLastGame().getLastImage();
    image.setThumbNail(value);
  }

  private void handleEndTag() {
    currentTag = null;
  }
}

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