bukkit/hoeruputils/TemplateCommand.java

package dk.thoerup.bukkit.hoeruputils;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;

import org.bukkit.ChatColor;
import org.bukkit.Location;
import org.bukkit.World;
import org.bukkit.command.Command;
import org.bukkit.command.CommandExecutor;
import org.bukkit.command.CommandSender;
import org.bukkit.entity.Player;
import org.bukkit.plugin.Plugin;

public class TemplateCommand implements CommandExecutor {


        class Pair {
                public int id;
                public int subId;

                public Pair (int i, int s) {
                        id = i;
                        subId = s;
                }

        }

        Plugin plugin;

        public TemplateCommand(Plugin plugin) {
                this.plugin = plugin;
        }

        @Override
        public boolean onCommand(final CommandSender sender, Command command, String label, String[] args) {
                if (! (sender instanceof Player) ) {
                        sender.sendMessage( "this command can not be run from console" );
                        return true;
                }

                Player player = (Player) sender;

                if (! sender.isOp() ) {
                        sender.sendMessage( "you need to be op to run this command" );
                        return true;
                }

                if ( args.length != 1) {
                        sender.sendMessage( ChatColor.YELLOW + "Usage: /template <template-name>");
                        return true;
                }               

                File templateFile = new File( plugin.getDataFolder(), "templates/" + args[0] + ".txt");         
                if (! templateFile.exists()  ) {
                        sender.sendMessage( ChatColor.YELLOW + "Template not found" );
                        return true;
                }       

                Pair[][][] template;

                try {
                        template = parseFile(templateFile);
                        if( template == null) {
                                sender.sendMessage( ChatColor.YELLOW + "Invalid template file" );
                                return true;                    
                        }
                } catch (Exception e) {
                        plugin.getLogger().info( e.getMessage() );
                        sender.sendMessage( ChatColor.YELLOW + e.getMessage() );
                        return true;
                }

                buildTemplate( player.getLocation(),  template, 1);
                buildTemplate( player.getLocation(),  template, 2);

                return false;
        }


        Pair[][][] parseFile(File templateFile) throws Exception {


                int lines = 0;

                FileInputStream fis = new FileInputStream( templateFile );
                BufferedReader in = new BufferedReader( new InputStreamReader(fis) );
                String line = in.readLine();
                lines ++;

                if ( line.charAt(0) != '#') {
                        throw new Exception( "Template: invalid start character" );
                }
                
                line = line.replace('#', ' ').trim();
                String dimensions[] = line.split(",");

                if ( dimensions.length != 3) {
                        throw new Exception( "Template: invalid dimensions line" );
                }
                
                int xsize = Integer.parseInt(dimensions[0]);
                int ysize = Integer.parseInt(dimensions[1]);
                int zsize = Integer.parseInt(dimensions[2]);

                Pair[][][] array = new Pair[xsize][ysize][zsize];

                int x = 0;
                int y = 0;


                while ( (line = in.readLine() ) != null ) {
                        lines++;

                        line = line.trim();
                        if (line.length() == 0)
                                continue;

                        if (line.charAt(0) == '-')
                                continue;
                        
                        if ( y >= ysize) {
                                throw new Exception( "Template: found more levels in file than specified in header" );
                        }

                        String elements[] = line.split(",");
                        if (elements.length != zsize) {
                                throw new Exception( "Template: invalid field count on line " + lines + ". Found " + elements.length + " but expected " + zsize );
                        }

                        for (int i=0; i<elements.length; i++) {
                                int val = 0; 
                                int subval = 0;
                                
                                String element[] = elements[i].trim().split("\\.");

                                
                                try {                                   
                                        val = Integer.parseInt( element[0] );
                                } catch (Exception e) {
                                        throw new Exception( "Template: invalid value on line " + lines + ": " + element[0] );
                                }
                                
                                if (val < 0 || val>255) {
                                        throw new Exception( "Template: invalid value on line " + lines + ": " + val );
                                }
                                
                                if (element.length == 2) {
                                        try {                                   
                                                subval = Integer.parseInt( element[1] );
                                        } catch (Exception e) {
                                                throw new Exception( "Template: invalid value on line " + lines + ": " + element[1] );
                                        }
                                }
                                                                
                                array[x][y][i] = new Pair(val,subval); 
                        }

                        x++;
                        if (x >= xsize) {
                                x = 0;
                                y++;
                        }
                }

                if (x != 0) {
                        throw new Exception( "Template: not enough lines to complete the last level" );
                }

                if (y != ysize) {
                        throw new Exception( "Template: not enough levels");            
                }


                return array;

        }

        void buildTemplate(Location loc, Pair[][][] template, int pass) {

                
                World world = loc.getWorld();
                for (int i=0; i<template.length; i++ ) {
                        for (int j=0; j<template[0].length; j++) {
                                for (int k=0; k<template[0][0].length; k++) {
                                        int x, y ,z;
                                        
                                        x = z = 0;
                                        
                                        y = loc.getBlockY() + j;
                                        if (y >= 255) {
                                                continue;
                                        }                                                                               
                                        
                                        switch ( getFacing(loc) ) {
                                        case 0: //west                                          
                                                x = loc.getBlockX() - k;                                        
                                                z = loc.getBlockZ() + i + 1;                                                    
                                                break;
                                        case 1: //north
                                                x = loc.getBlockX() - i - 1;                                    
                                                z = loc.getBlockZ() - k;                                                
                                                break;                                          
                                        case 2: //east
                                                x = loc.getBlockX() + k;                                        
                                                z = loc.getBlockZ() - i - 1;
                                                break;
                                        case 3: //south
                                                x = loc.getBlockX() + i + 1;                                    
                                                z = loc.getBlockZ() + k;                                                
                                                break;                                          
                                        }


                                        int type = template[i][j][k].id;
                                        byte data = (byte) template[i][j][k].subId;

                                        //plugin.getLogger().info(  String.format(  "Setting typeid at %d,%d,%d  to %d", x,y,z, type)  );

                                        if (pass == 1) {
                                                if ( type == 50 || type == 75 || type == 76) //torch / redstone torch                                                   
                                                        continue;
                                                if (type == 64 || type==71) //door / irondoor
                                                        continue;
                                                if (type == 68) // sign
                                                        continue;
                                        }
                                        
                                        world.getBlockAt(x, y, z).setTypeIdAndData(type, data, true);
                                        
                                }
                        }
                }

        }
        
        
        //yaw is left,right looking direction, 0=straight west
        int getFacing(Location loc) {
                int angle = (int) loc.getYaw();
                
                if (angle < 45) {
                        return 0;
                } else if (angle < 135) {
                        return 1; 
                } else if (angle < 225) {
                        return 2;
                } else if (angle < 315) {
                        return 3;
                } else {
                        return 0;
                }
        }

}
1	torben	1738	package dk.thoerup.bukkit.hoeruputils;
2
3			import java.io.BufferedReader;
4			import java.io.File;
5			import java.io.FileInputStream;
6			import java.io.InputStreamReader;
7
8			import org.bukkit.ChatColor;
9			import org.bukkit.Location;
10			import org.bukkit.World;
11			import org.bukkit.command.Command;
12			import org.bukkit.command.CommandExecutor;
13			import org.bukkit.command.CommandSender;
14			import org.bukkit.entity.Player;
15			import org.bukkit.plugin.Plugin;
16
17			public class TemplateCommand implements CommandExecutor {
18
19	torben	1746
20	torben	1747	class Pair {
21	torben	1738	public int id;
22			public int subId;
23	torben	1746
24	torben	1738	public Pair (int i, int s) {
25			id = i;
26			subId = s;
27			}
28	torben	1746
29	torben	1747	}
30	torben	1746
31	torben	1738	Plugin plugin;
32	torben	1746
33	torben	1738	public TemplateCommand(Plugin plugin) {
34			this.plugin = plugin;
35			}
36
37			@Override
38			public boolean onCommand(final CommandSender sender, Command command, String label, String[] args) {
39			if (! (sender instanceof Player) ) {
40			sender.sendMessage( "this command can not be run from console" );
41			return true;
42			}
43	torben	1746
44	torben	1738	Player player = (Player) sender;
45	torben	1746
46	torben	1738	if (! sender.isOp() ) {
47			sender.sendMessage( "you need to be op to run this command" );
48			return true;
49			}
50	torben	1746
51	torben	1738	if ( args.length != 1) {
52			sender.sendMessage( ChatColor.YELLOW + "Usage: /template <template-name>");
53			return true;
54			}
55	torben	1746
56	torben	1753	File templateFile = new File( plugin.getDataFolder(), "templates/" + args[0] + ".txt");
57	torben	1738	if (! templateFile.exists() ) {
58			sender.sendMessage( ChatColor.YELLOW + "Template not found" );
59			return true;
60			}
61	torben	1746
62	torben	1747	Pair[][][] template;
63	torben	1746
64			try {
65			template = parseFile(templateFile);
66			if( template == null) {
67			sender.sendMessage( ChatColor.YELLOW + "Invalid template file" );
68			return true;
69			}
70			} catch (Exception e) {
71			plugin.getLogger().info( e.getMessage() );
72			sender.sendMessage( ChatColor.YELLOW + e.getMessage() );
73			return true;
74	torben	1738	}
75	torben	1746
76	torben	1750	buildTemplate( player.getLocation(), template, 1);
77			buildTemplate( player.getLocation(), template, 2);
78	torben	1738
79			return false;
80			}
81
82	torben	1746
83
84
85	torben	1747	Pair[][][] parseFile(File templateFile) throws Exception {
86	torben	1746
87
88			int lines = 0;
89
90			FileInputStream fis = new FileInputStream( templateFile );
91			BufferedReader in = new BufferedReader( new InputStreamReader(fis) );
92			String line = in.readLine();
93			lines ++;
94
95			if ( line.charAt(0) != '#') {
96			throw new Exception( "Template: invalid start character" );
97			}
98	torben	1738
99	torben	1746	line = line.replace('#', ' ').trim();
100			String dimensions[] = line.split(",");
101
102			if ( dimensions.length != 3) {
103			throw new Exception( "Template: invalid dimensions line" );
104			}
105	torben	1738
106	torben	1746	int xsize = Integer.parseInt(dimensions[0]);
107			int ysize = Integer.parseInt(dimensions[1]);
108			int zsize = Integer.parseInt(dimensions[2]);
109
110	torben	1747	Pair[][][] array = new Pair[xsize][ysize][zsize];
111	torben	1746
112			int x = 0;
113			int y = 0;
114
115
116			while ( (line = in.readLine() ) != null ) {
117			lines++;
118
119			line = line.trim();
120			if (line.length() == 0)
121			continue;
122
123			if (line.charAt(0) == '-')
124			continue;
125	torben	1755
126			if ( y >= ysize) {
127			throw new Exception( "Template: found more levels in file than specified in header" );
128			}
129	torben	1746
130			String elements[] = line.split(",");
131			if (elements.length != zsize) {
132			throw new Exception( "Template: invalid field count on line " + lines + ". Found " + elements.length + " but expected " + zsize );
133	torben	1738	}
134	torben	1746
135			for (int i=0; i<elements.length; i++) {
136	torben	1747	int val = 0;
137			int subval = 0;
138
139			String element[] = elements[i].trim().split("\\.");
140	torben	1746
141	torben	1747
142			try {
143			val = Integer.parseInt( element[0] );
144	torben	1746	} catch (Exception e) {
145	torben	1747	throw new Exception( "Template: invalid value on line " + lines + ": " + element[0] );
146	torben	1738	}
147	torben	1747
148			if (val < 0 \|\| val>255) {
149			throw new Exception( "Template: invalid value on line " + lines + ": " + val );
150			}
151
152			if (element.length == 2) {
153			try {
154			subval = Integer.parseInt( element[1] );
155			} catch (Exception e) {
156			throw new Exception( "Template: invalid value on line " + lines + ": " + element[1] );
157			}
158			}
159
160			array[x][y][i] = new Pair(val,subval);
161	torben	1738	}
162	torben	1746
163			x++;
164			if (x >= xsize) {
165			x = 0;
166			y++;
167	torben	1738	}
168			}
169	torben	1746
170			if (x != 0) {
171			throw new Exception( "Template: not enough lines to complete the last level" );
172	torben	1738	}
173	torben	1746
174			if (y != ysize) {
175			throw new Exception( "Template: not enough levels");
176			}
177
178
179			return array;
180
181	torben	1738	}
182	torben	1746
183	torben	1750	void buildTemplate(Location loc, Pair[][][] template, int pass) {
184	torben	1752
185
186	torben	1738	World world = loc.getWorld();
187			for (int i=0; i<template.length; i++ ) {
188			for (int j=0; j<template[0].length; j++) {
189			for (int k=0; k<template[0][0].length; k++) {
190	torben	1752	int x, y ,z;
191	torben	1748
192	torben	1752	x = z = 0;
193
194			y = loc.getBlockY() + j;
195	torben	1749	if (y >= 255) {
196	torben	1748	continue;
197	torben	1752	}
198
199			switch ( getFacing(loc) ) {
200			case 0: //west
201			x = loc.getBlockX() - k;
202			z = loc.getBlockZ() + i + 1;
203			break;
204			case 1: //north
205			x = loc.getBlockX() - i - 1;
206			z = loc.getBlockZ() - k;
207			break;
208			case 2: //east
209			x = loc.getBlockX() + k;
210			z = loc.getBlockZ() - i - 1;
211			break;
212			case 3: //south
213			x = loc.getBlockX() + i + 1;
214			z = loc.getBlockZ() + k;
215			break;
216	torben	1748	}
217	torben	1746
218	torben	1752
219	torben	1747	int type = template[i][j][k].id;
220			byte data = (byte) template[i][j][k].subId;
221	torben	1746
222	torben	1745	//plugin.getLogger().info( String.format( "Setting typeid at %d,%d,%d to %d", x,y,z, type) );
223	torben	1746
224	torben	1750	if (pass == 1) {
225			if ( type == 50 \|\| type == 75 \|\| type == 76) //torch / redstone torch
226			continue;
227			if (type == 64 \|\| type==71) //door / irondoor
228			continue;
229			if (type == 68) // sign
230			continue;
231			}
232	torben	1747
233			world.getBlockAt(x, y, z).setTypeIdAndData(type, data, true);
234	torben	1750
235	torben	1738	}
236			}
237			}
238	torben	1746
239	torben	1738	}
240	torben	1752
241
242			//yaw is left,right looking direction, 0=straight west
243			int getFacing(Location loc) {
244			int angle = (int) loc.getYaw();
245
246			if (angle < 45) {
247			return 0;
248			} else if (angle < 135) {
249			return 1;
250			} else if (angle < 225) {
251			return 2;
252			} else if (angle < 315) {
253			return 3;
254			} else {
255			return 0;
256			}
257			}
258	torben	1738
259			}