1 /*

     2  * Hedgewars for Android. An Android port of Hedgewars, a free turn based strategy game

     3  * Copyright (c) 2011 Richard Deurwaarder <xeli@xelification.com>

     4  *

     5  * This program is free software; you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License as published by

     7  * the Free Software Foundation; version 2 of the License

     8  *

     9  * This program is distributed in the hope that it will be useful,

    10  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

    12  * GNU General Public License for more details.

    13  *

    14  * You should have received a copy of the GNU General Public License

    15  * along with this program; if not, write to the Free Software

    16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

    17  */

    18 

    19 package org.hedgewars.hedgeroid.EngineProtocol;

    20 

    21 import java.io.BufferedReader;

    22 import java.io.File;

    23 import java.io.FileNotFoundException;

    24 import java.io.FileReader;

    25 import java.io.IOException;

    26 import java.util.ArrayList;

    27 

    28 import org.xmlpull.v1.XmlPullParser;

    29 import org.xmlpull.v1.XmlPullParserException;

    30 import org.xmlpull.v1.XmlPullParserFactory;

    31 

    32 import android.content.Context;

    33 import android.os.Parcel;

    34 import android.os.Parcelable;

    35 import android.util.Log;

    36 

    37 public class Weapon implements Parcelable, Comparable<Weapon>{

    38 

    39 	public static final String DIRECTORY_WEAPON = "weapons";

    40 	

    41 	private String name;

    42 	private String QT;

    43 	private String prob;

    44 	private String delay;

    45 	private String crate;

    46 	private static int maxWeapons;

    47 	

    48 	static{

    49 		//maxWeapons = PascalExports.HWgetNumberOfWeapons();

    50 	}

    51 	

    52 	public Weapon(String _name, String _QT, String _prob, String _delay, String _crate){

    53 		name = _name;

    54 		

    55 		//Incase there's a newer ammoStore which is bigger we append with zeros

    56 		StringBuffer sb = new StringBuffer();

    57 		while(_QT.length() + sb.length() < maxWeapons){

    58 			sb.append('0');

    59 		}

    60 		

    61 		QT = String.format("e%s %s%s", "ammloadt", _QT, sb);

    62 		prob = String.format("e%s %s%s", "ammprob", _prob, sb);

    63 		delay = String.format("e%s %s%s", "ammdelay", _delay, sb);

    64 		crate = String.format("e%s %s%s", "ammreinf", _crate, sb);

    65 	}

    66 	

    67 	public Weapon(Parcel in){

    68 		readFromParcel(in);

    69 	}

    70 	

    71 	public String toString(){

    72 		return name;

    73 	}

    74 	

    75 	public void sendToEngine(EngineProtocolNetwork epn, int teamsCount) throws IOException{

    76 		epn.sendToEngine(QT);//command prefix is already in string 

    77 		epn.sendToEngine(prob);

    78 		epn.sendToEngine(delay);

    79 		epn.sendToEngine(crate);

    80 		

    81 		for(int i = 0; i < teamsCount; i++){

    82 			epn.sendToEngine("eammstore");

    83 		}

    84 	}

    85 	

    86 	public static final int STATE_START = 0;

    87 	public static final int STATE_ROOT = 1;

    88 	public static final int STATE_NAME = 2;

    89 	public static final int STATE_QT = 3;

    90 	public static final int STATE_PROBABILITY = 4;

    91 	public static final int STATE_DELAY = 5;

    92 	public static final int STATE_CRATE = 6;

    93 	

    94 	public static ArrayList<Weapon> getWeapons(Context c) throws IllegalArgumentException{

    95 		String dir = c.getFilesDir().getAbsolutePath() + '/' + DIRECTORY_WEAPON + '/';

    96 		String[] files = new File(dir).list();

    97 		if(files == null) files = new String[]{};

    98 		

    99 		ArrayList<Weapon> weapons = new ArrayList<Weapon>();

   100 

   101 		try {

   102 			XmlPullParserFactory xmlPullFactory = XmlPullParserFactory.newInstance();

   103 			XmlPullParser xmlPuller = xmlPullFactory.newPullParser();

   104 			

   105 			for(String file : files){

   106 				BufferedReader br = new BufferedReader(new FileReader(dir + file), 1024);

   107 				xmlPuller.setInput(br);

   108 				String name = null;

   109 				String qt = null;

   110 				String prob = null;

   111 				String delay = null;

   112 				String crate = null;

   113 				

   114 				int eventType = xmlPuller.getEventType();

   115 				int state = STATE_START;

   116 				while(eventType != XmlPullParser.END_DOCUMENT){

   117 					switch(state){

   118 					case STATE_START:

   119 						if(eventType == XmlPullParser.START_TAG && xmlPuller.getName().equals("weapon")) state = STATE_ROOT;

   120 						else if(eventType != XmlPullParser.START_DOCUMENT) throwException(file, eventType);

   121 						break;

   122 					case STATE_ROOT:

   123 						if(eventType == XmlPullParser.START_TAG){

   124 							if(xmlPuller.getName().toLowerCase().equals("qt")) state = STATE_QT;

   125 							else if(xmlPuller.getName().toLowerCase().equals("name")) state = STATE_NAME;

   126 							else if(xmlPuller.getName().toLowerCase().equals("probability")) state = STATE_PROBABILITY;

   127 							else if(xmlPuller.getName().toLowerCase().equals("delay")) state = STATE_DELAY;

   128 							else if(xmlPuller.getName().toLowerCase().equals("crate")) state = STATE_CRATE;

   129 							else throwException(file, eventType);

   130 						}else if(eventType == XmlPullParser.END_TAG) state = STATE_START;

   131 						else throwException(xmlPuller.getText(), eventType);

   132 						break;

   133 					case STATE_NAME:

   134 						if(eventType == XmlPullParser.TEXT) name = xmlPuller.getText().trim();

   135 						else if(eventType == XmlPullParser.END_TAG) state = STATE_ROOT;

   136 						else throwException(file, eventType);

   137 						break;

   138 					case STATE_QT:

   139 						if(eventType == XmlPullParser.TEXT) qt = xmlPuller.getText().trim();

   140 						else if(eventType == XmlPullParser.END_TAG) state = STATE_ROOT;

   141 						else throwException(file, eventType);

   142 						break;

   143 					case STATE_PROBABILITY:

   144 						if(eventType == XmlPullParser.TEXT) prob = xmlPuller.getText().trim();

   145 						else if(eventType == XmlPullParser.END_TAG) state = STATE_ROOT;

   146 						else throwException(file, eventType);

   147 						break;

   148 					case STATE_DELAY:

   149 						if(eventType == XmlPullParser.TEXT) delay = xmlPuller.getText().trim();

   150 						else if(eventType == XmlPullParser.END_TAG) state = STATE_ROOT;

   151 						else throwException(file, eventType);

   152 						break;

   153 					case STATE_CRATE:

   154 						if(eventType == XmlPullParser.TEXT) crate = xmlPuller.getText().trim();

   155 						else if(eventType == XmlPullParser.END_TAG) state = STATE_ROOT;

   156 						else throwException(file, eventType);

   157 						break;

   158 					}

   159 					eventType = xmlPuller.next();

   160 					while(eventType == XmlPullParser.TEXT && xmlPuller.isWhitespace()){//Skip whitespaces

   161 						eventType = xmlPuller.next();

   162 					}

   163 				}//end while(eventtype != END_DOCUMENT

   164 				weapons.add(new Weapon(name, qt, prob, delay, crate));

   165 			}//end for(string file : files

   166 			return weapons;

   167 			

   168 		} catch (XmlPullParserException e) {

   169 			e.printStackTrace();

   170 		} catch (FileNotFoundException e) {

   171 			e.printStackTrace();

   172 		} catch (IOException e) {

   173 			e.printStackTrace();

   174 		}

   175 		return new ArrayList<Weapon>();//TODO handle correctly

   176 	}

   177 	

   178 	private static void throwException(String file, int eventType){

   179 		throw new IllegalArgumentException(String.format("Xml file: %s malformed with eventType: %d.", file, eventType));

   180 	}

   181 

   182 	public int describeContents() {

   183 		return 0;

   184 	}

   185 

   186 	public void writeToParcel(Parcel dest, int flags) {

   187 		dest.writeString(name);

   188 		dest.writeString(QT);

   189 		dest.writeString(prob);

   190 		dest.writeString(delay);

   191 		dest.writeString(crate);

   192 	}

   193 	

   194 	private void readFromParcel(Parcel src){

   195 		name = src.readString();

   196 		QT = src.readString();

   197 		prob = src.readString();

   198 		delay = src.readString();

   199 		crate = src.readString();

   200 	}

   201 	

   202 	public static final Parcelable.Creator<Weapon> CREATOR = new Parcelable.Creator<Weapon>() {

   203 		public Weapon createFromParcel(Parcel source) {

   204 			return new Weapon(source);

   205 		}

   206 		public Weapon[] newArray(int size) {

   207 			return new Weapon[size];

   208 		}

   209 		

   210 	};

   211 

   212 	public int compareTo(Weapon another) {

   213 		return name.compareTo(another.name);

   214 	}

   215 	

   216 	

   217 }