InfoClient.java

package org.xbmc.httpapi.client;

import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URISyntaxException;
import java.util.ArrayList;

import org.xbmc.android.util.HostFactory;
import org.xbmc.api.business.INotifiableManager;
import org.xbmc.api.data.IInfoClient;
import org.xbmc.api.info.GuiSettings;
import org.xbmc.api.info.SystemInfo;
import org.xbmc.api.object.FileLocation;
import org.xbmc.api.object.Host;
import org.xbmc.api.type.DirectoryMask;
import org.xbmc.api.type.MediaType;
import org.xbmc.api.type.Sort;
import org.xbmc.httpapi.Connection;

import android.graphics.Bitmap;
import android.graphics.BitmapFactory;

/**
 * The InfoClient basically takes care of everything else not covered by the
 * other clients (music, video and control). That means its tasks are bound to
 * system related stuff like directory listing and so on. 
 * 
 * @author Team XBMC
 */
public class InfoClient implements IInfoClient {
	
	private final Connection mConnection;
	
	/**
	 * Class constructor needs reference to HTTP client connection
	 * @param connection
	 */
	public InfoClient(Connection connection) {
		mConnection = connection;
	}

	/**
	 * Updates host info on the connection.
	 * @param host
	 */
	public void setHost(Host host) {
		mConnection.setHost(host);
	}

	/**
	 * Returns the contents of a directory
	 * 
	 * @param path Path to the directory
	 * @param mask Mask to filter
	 * @param offset Offset (0 for none)
	 * @param limit Limit (0 for none)
	 * @param mediaType MediaType
	 * @return
	 */
	public ArrayList<FileLocation> getDirectory(INotifiableManager manager, String path, DirectoryMask mask, int offset, int limit, int mediaType, Sort sort) {
		ArrayList<String> result = new ArrayList<String>();

		if (mediaType == MediaType.UNKNOWN) {
			result = this.getNonAddonDirectory(manager, path, mask, offset, limit);
		} else {
			result = this.getAddonDirectory(manager, path, mediaType);
		}

		final ArrayList<FileLocation> files = new ArrayList<FileLocation>();
		for (String file : result) {
			files.add(new FileLocation(file));
		}
		return files;
	}

	private ArrayList<String> getNonAddonDirectory(INotifiableManager manager, String path, DirectoryMask mask, int offset, int limit) {
		return mConnection.getArray(manager, "GetDirectory", path + ";" + (mask != null ? mask.toString() : " ") + ";" + (offset > 0 ? offset : " ") + ";"
				+ (limit > 0 ? limit : " "));
	}

	private ArrayList<String> getAddonDirectory(INotifiableManager manager, String path, int mediaType) {
		String mediaFileTypeName = MediaType.getName(mediaType);
		return mConnection.getArray(manager, "GetMediaLocation", mediaFileTypeName + ";" + path);
	}
	
	/**
	 * Returns all the contents of a directory
	 * @param path    Path to the directory
	 * @return
	 */
	public ArrayList<FileLocation> getDirectory(INotifiableManager manager, String path, int mediaType, Sort sort) {
		return this.getDirectory(manager, path, null, 0, 0, mediaType, sort);
	}

	
	/**
	 * Returns all defined shares of a media type
	 * @param mediaType Media type
	 * @return
	 */
	public ArrayList<FileLocation> getShares(INotifiableManager manager, int mediaType) {
		final ArrayList<String> result = mConnection.getArray(manager, "GetShares", MediaType.getName(mediaType));
		final ArrayList<FileLocation> shares = new ArrayList<FileLocation>();
		for (String share : result) {
			shares.add(new FileLocation(share));
		}
		return shares;
	}
	
	public String getCurrentlyPlayingThumbURI(INotifiableManager manager) throws MalformedURLException, URISyntaxException {
		
		final ArrayList<String> array = mConnection.getArray(manager, "GetCurrentlyPlaying", " ; ; ;true");
		Boolean isSlideShow = false;
		int thumbNum = 0;
		for (String s : array) {
			if (s.startsWith("SlideFilename")) {
				isSlideShow = true;
			} else if (s.startsWith("Thumb")) {
				// from XBMC r27606 the http api gives the slideshow thumb and the media thumb
				if (!isSlideShow || ++thumbNum == 2) {
					return mConnection.getUrl("FileDownload", s.substring(6));
				}
			}
		}
		return null;
	}
	
	/**
	 * Returns any system info variable, see {@link org.xbmc.api.info.SystemInfo}
	 * @param field Field to return
	 * @return
	 */
	public String getSystemVersion(INotifiableManager manager) {
		return mConnection.getString(manager, "GetSystemInfo", String.valueOf(SystemInfo.SYSTEM_BUILD_VERSION));
	}
	
	public int getAPIVersion(INotifiableManager manager) {
		// since this is basically the first API level
		return 1;
	}
	
	/**
	 * Returns a boolean GUI setting
	 * @param field
	 * @return
	 */
	public boolean getGuiSettingBool(INotifiableManager manager, int field) {
		return mConnection.getBoolean(manager, "GetGuiSetting", GuiSettings.getType(field) + ";" + GuiSettings.getName(field));
	}

	/**
	 * Returns an integer GUI setting
	 * @param field
	 * @return
	 */
	public int getGuiSettingInt(INotifiableManager manager, int field) {
		return mConnection.getInt(manager, "GetGuiSetting", GuiSettings.getType(field) + ";" + GuiSettings.getName(field));
	}
	
	/**
	 * Returns a boolean GUI setting
	 * @param field
	 * @param value Value
	 * @return
	 */
	public boolean setGuiSettingBool(INotifiableManager manager, int field, boolean value) {
		return mConnection.getBoolean(manager, "SetGuiSetting", GuiSettings.getType(field) + ";" + GuiSettings.getName(field) + ";" + value);
	}
	
	/**
	 * Returns an integer GUI setting
	 * @param field
	 * @param value Value
	 * @return
	 */
	public boolean setGuiSettingInt(INotifiableManager manager, int field, int value) {
		return mConnection.getBoolean(manager, "SetGuiSetting", GuiSettings.getType(field) + ";" + GuiSettings.getName(field) + ";" + value);
	}
	
	/**
	 * Returns any music info variable see {@link org.xbmc.http.info.MusicInfo}
	 * @param field Field to return
	 * @return
	 */
	public String getMusicInfo(INotifiableManager manager, int field) {
		return mConnection.getString(manager, "GetMusicLabel", String.valueOf(field));
	}

	/**
	 * Returns any video info variable see {@link org.xbmc.http.info.VideoInfo}
	 * @param field Field to return
	 * @return
	 */
	public String getVideoInfo(INotifiableManager manager, int field) {
		return mConnection.getString(manager, "GetVideoLabel", String.valueOf(field));
	}
	
	public Bitmap download(String downloadURI) throws MalformedURLException,
			URISyntaxException, IOException {
		byte[] buffer = downloadByteArray(downloadURI);
		
		if (buffer == null || buffer.length == 0) {
			return null;
		}
		return BitmapFactory.decodeByteArray(buffer, 0, buffer.length);

	}	
	private byte[] downloadByteArray(String pathToDownload) throws IOException, URISyntaxException {
		Connection connection;	
		final Host host = HostFactory.host;
			if (host != null) {
				connection = Connection.getInstance(host.addr, host.port);
				connection.setAuth(host.user, host.pass);
			} else {
				connection = Connection.getInstance(null, 0);
			}
			
			return connection.download(pathToDownload);
	}
	
}