Adding support for books made from /einfo

12 files changed, 305 insertions, 26 deletions

diff --git a/Essentials/src/com/earth2me/essentials/Kit.java b/Essentials/src/com/earth2me/essentials/Kit.java
index 4ff59a948..13652701a 100644
--- a/Essentials/src/com/earth2me/essentials/Kit.java
+++ b/Essentials/src/com/earth2me/essentials/Kit.java
@@ -122,7 +122,7 @@ public class Kit
 				{
 					for (int i = 2; i < parts.length; i++)
 					{
-						metaStack.addStringMeta(null, allowUnsafe, parts[i]);
+						metaStack.addStringMeta(null, allowUnsafe, parts[i], ess);
 					}
 				}
 
diff --git a/Essentials/src/com/earth2me/essentials/MetaItemStack.java b/Essentials/src/com/earth2me/essentials/MetaItemStack.java
index 0dea8c63d..f7b78b5c8 100644
--- a/Essentials/src/com/earth2me/essentials/MetaItemStack.java
+++ b/Essentials/src/com/earth2me/essentials/MetaItemStack.java
@@ -1,45 +1,42 @@
 package com.earth2me.essentials;
 
 import static com.earth2me.essentials.I18n._;
+import com.earth2me.essentials.textreader.*;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
-import java.util.logging.Logger;
 import java.util.regex.Pattern;
 import org.bukkit.Color;
 import org.bukkit.Material;
 import org.bukkit.enchantments.Enchantment;
 import org.bukkit.inventory.ItemStack;
-import org.bukkit.inventory.meta.EnchantmentStorageMeta;
-import org.bukkit.inventory.meta.ItemMeta;
-import org.bukkit.inventory.meta.LeatherArmorMeta;
-import org.bukkit.inventory.meta.SkullMeta;
+import org.bukkit.inventory.meta.*;
 
 
 public class MetaItemStack
 {
 	private final transient Pattern splitPattern = Pattern.compile("[:+',;.]");
 	private final ItemStack stack;
-
+	
 	public MetaItemStack(final ItemStack stack)
 	{
 		this.stack = stack.clone();
 	}
-
+	
 	public ItemStack getItemStack()
 	{
 		return stack;
 	}
 
 	//TODO: TL this
-	public void addStringMeta(final User user, final boolean allowUnsafe, final String string) throws Exception
+	public void addStringMeta(final User user, final boolean allowUnsafe, final String string, final IEssentials ess) throws Exception
 	{
 		final String[] split = splitPattern.split(string, 2);
 		if (split.length < 1)
 		{
 			return;
 		}
-
+		
 		if (split.length > 1 && split[0].equalsIgnoreCase("name"))
 		{
 			final String displayName = split[1].replace('_', ' ');
@@ -72,6 +69,31 @@ public class MetaItemStack
 				throw new Exception("You can only set the owner of player skulls (397:3)");
 			}
 		}
+		else if (split.length > 1 && split[0].equalsIgnoreCase("info") && stack.getType() == Material.WRITTEN_BOOK)
+		{
+			final BookMeta meta = (BookMeta)stack.getItemMeta();
+			final IText input = new BookInput("info", true, ess);
+			final BookPager pager = new BookPager(input);			
+			
+			List<String> pages = pager.getPages(split[1]);
+			meta.setPages(pages);
+			
+			stack.setItemMeta(meta);
+		}
+		else if (split.length > 1 && split[0].equalsIgnoreCase("author") && stack.getType() == Material.WRITTEN_BOOK)
+		{
+			final String author = split[1];
+			final BookMeta meta = (BookMeta)stack.getItemMeta();
+			meta.setAuthor(author);
+			stack.setItemMeta(meta);
+		}
+		else if (split.length > 1 && split[0].equalsIgnoreCase("title") && stack.getType() == Material.WRITTEN_BOOK)
+		{
+			final String title = split[1];
+			final BookMeta meta = (BookMeta)stack.getItemMeta();
+			meta.setTitle(title);
+			stack.setItemMeta(meta);
+		}
 		else if (split.length > 1 && (split[0].equalsIgnoreCase("color") || split[0].equalsIgnoreCase("colour"))
 				 && (stack.getType() == Material.LEATHER_BOOTS
 					 || stack.getType() == Material.LEATHER_CHESTPLATE
@@ -98,7 +120,7 @@ public class MetaItemStack
 			parseEnchantmentStrings(user, allowUnsafe, split);
 		}
 	}
-
+	
 	public void addStringEnchantment(final User user, final boolean allowUnsafe, final String string) throws Exception
 	{
 		final String[] split = splitPattern.split(string, 2);
@@ -106,14 +128,14 @@ public class MetaItemStack
 		{
 			return;
 		}
-
+		
 		parseEnchantmentStrings(user, allowUnsafe, split);
 	}
-
+	
 	private void parseEnchantmentStrings(final User user, final boolean allowUnsafe, final String[] split) throws Exception
 	{
 		Enchantment enchantment = getEnchantment(user, split[0]);
-
+		
 		int level = -1;
 		if (split.length > 1)
 		{
@@ -126,14 +148,14 @@ public class MetaItemStack
 				level = -1;
 			}
 		}
-
+		
 		if (level < 0 || (!allowUnsafe && level > enchantment.getMaxLevel()))
 		{
 			level = enchantment.getMaxLevel();
 		}
 		addEnchantment(user, allowUnsafe, enchantment, level);
 	}
-
+	
 	public void addEnchantment(final User user, final boolean allowUnsafe, final Enchantment enchantment, final int level) throws Exception
 	{
 		try
diff --git a/Essentials/src/com/earth2me/essentials/Util.java b/Essentials/src/com/earth2me/essentials/Util.java
index a31d18f0e..ad24a80d8 100644
--- a/Essentials/src/com/earth2me/essentials/Util.java
+++ b/Essentials/src/com/earth2me/essentials/Util.java
@@ -604,7 +604,7 @@ public class Util
 		return input.substring(pos, pos + 2);
 	}
 	private static transient final Pattern URL_PATTERN = Pattern.compile("((?:(?:https?)://)?[\\w-_\\.]{2,})\\.([a-z]{2,3}(?:/\\S+)?)");
-	private static transient final Pattern VANILLA_PATTERN = Pattern.compile("\u00A7+[0-9A-FK-ORa-fk-or]");
+	private static transient final Pattern VANILLA_PATTERN = Pattern.compile("\u00A7+[0-9A-FK-ORa-fk-or]?");
 	private static transient final Pattern LOGCOLOR_PATTERN = Pattern.compile("\\x1B\\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]");
 	private static transient final Pattern REPLACE_PATTERN = Pattern.compile("&([0-9a-fk-or])");
 	private static transient final Pattern VANILLA_COLOR_PATTERN = Pattern.compile("\u00A7+[0-9A-Fa-f]");
diff --git a/Essentials/src/com/earth2me/essentials/commands/Commandbalancetop.java b/Essentials/src/com/earth2me/essentials/commands/Commandbalancetop.java
index 4711ffe40..d9007587f 100644
--- a/Essentials/src/com/earth2me/essentials/commands/Commandbalancetop.java
+++ b/Essentials/src/com/earth2me/essentials/commands/Commandbalancetop.java
@@ -12,7 +12,7 @@ import java.util.concurrent.locks.ReentrantReadWriteLock;
 import org.bukkit.Server;
 import org.bukkit.command.CommandSender;
 
-
+//TODO: Remove op and replace with perm
 public class Commandbalancetop extends EssentialsCommand
 {
 	public Commandbalancetop()
diff --git a/Essentials/src/com/earth2me/essentials/commands/Commandbook.java b/Essentials/src/com/earth2me/essentials/commands/Commandbook.java
index da46dbe7a..19d316032 100644
--- a/Essentials/src/com/earth2me/essentials/commands/Commandbook.java
+++ b/Essentials/src/com/earth2me/essentials/commands/Commandbook.java
@@ -39,7 +39,7 @@ public class Commandbook extends EssentialsCommand
 		}
 		else
 		{
-			throw new Exception("You are not holding a book.");
+			throw new Exception("You are not holding a writable book.");
 		}
 	}
 }
\ No newline at end of file
diff --git a/Essentials/src/com/earth2me/essentials/commands/Commandgive.java b/Essentials/src/com/earth2me/essentials/commands/Commandgive.java
index 49b60a8e7..dfaf1b189 100644
--- a/Essentials/src/com/earth2me/essentials/commands/Commandgive.java
+++ b/Essentials/src/com/earth2me/essentials/commands/Commandgive.java
@@ -80,7 +80,7 @@ public class Commandgive extends EssentialsCommand
 
 			for (int i = Util.isInt(args[3]) ? 4 : 3; i < args.length; i++)
 			{
-				metaStack.addStringMeta(null, allowUnsafe, args[i]);
+				metaStack.addStringMeta(null, allowUnsafe, args[i], ess);
 			}
 			stack = metaStack.getItemStack();
 		}
diff --git a/Essentials/src/com/earth2me/essentials/commands/Commanditem.java b/Essentials/src/com/earth2me/essentials/commands/Commanditem.java
index b69c73f2c..223162e2d 100644
--- a/Essentials/src/com/earth2me/essentials/commands/Commanditem.java
+++ b/Essentials/src/com/earth2me/essentials/commands/Commanditem.java
@@ -62,7 +62,7 @@ public class Commanditem extends EssentialsCommand
 
 			for (int i = 2; i < args.length; i++)
 			{
-				metaStack.addStringMeta(null, allowUnsafe, args[i]);
+				metaStack.addStringMeta(null, allowUnsafe, args[i], ess);
 			}
 			stack = metaStack.getItemStack();
 		}
diff --git a/Essentials/src/com/earth2me/essentials/textreader/BookInput.java b/Essentials/src/com/earth2me/essentials/textreader/BookInput.java
new file mode 100644
index 000000000..26ee1dad5
--- /dev/null
+++ b/Essentials/src/com/earth2me/essentials/textreader/BookInput.java
@@ -0,0 +1,124 @@
+package com.earth2me.essentials.textreader;
+
+import com.earth2me.essentials.IEssentials;
+import java.io.*;
+import java.lang.ref.SoftReference;
+import java.util.*;
+
+
+public class BookInput implements IText
+{
+	private final transient List<String> lines;
+	private final transient List<String> chapters;
+	private final transient Map<String, Integer> bookmarks;
+	private final transient long lastChange;
+	private final static HashMap<String, SoftReference<BookInput>> cache = new HashMap<String, SoftReference<BookInput>>();
+
+	public BookInput(final String filename, final boolean createFile, final IEssentials ess) throws IOException
+	{
+
+		File file = null;		
+		if (file == null || !file.exists())
+		{
+			file = new File(ess.getDataFolder(), filename + ".txt");
+		}
+		if (file.exists())
+		{
+			lastChange = file.lastModified();
+			boolean readFromfile;
+			synchronized (cache)
+			{
+				final SoftReference<BookInput> inputRef = cache.get(file.getName());
+				BookInput input;
+				if (inputRef == null || (input = inputRef.get()) == null || input.lastChange < lastChange)
+				{
+					lines = new ArrayList<String>();
+					chapters = new ArrayList<String>();
+					bookmarks = new HashMap<String, Integer>();
+					cache.put(file.getName(), new SoftReference<BookInput>(this));
+					readFromfile = true;
+				}
+				else
+				{
+					lines = Collections.unmodifiableList(input.getLines());
+					chapters = Collections.unmodifiableList(input.getChapters());
+					bookmarks = Collections.unmodifiableMap(input.getBookmarks());
+					readFromfile = false;
+				}
+			}
+			if (readFromfile)
+			{
+				final BufferedReader bufferedReader = new BufferedReader(new FileReader(file));
+				try
+				{
+					int lineNumber = 0;
+					while (bufferedReader.ready())
+					{
+						final String line = bufferedReader.readLine();
+						if (line == null)
+						{
+							break;
+						}
+						if (line.length() > 0 && line.charAt(0) == '#')
+						{
+							bookmarks.put(line.substring(1).toLowerCase(Locale.ENGLISH).replaceAll("&[0-9a-fk]", ""), lineNumber);
+							chapters.add(line.substring(1).replace('&', '§').replace("§§", "&"));
+						}
+						lines.add(line.replace('&', '§').replace("§§", "&"));
+						lineNumber++;
+					}
+				}
+				finally
+				{
+					bufferedReader.close();
+				}
+			}
+		}
+		else
+		{
+			lastChange = 0;
+			lines = Collections.emptyList();
+			chapters = Collections.emptyList();
+			bookmarks = Collections.emptyMap();
+			if (createFile)
+			{
+				final InputStream input = ess.getResource(filename + ".txt");
+				final OutputStream output = new FileOutputStream(file);
+				try
+				{
+					final byte[] buffer = new byte[1024];
+					int length = input.read(buffer);
+					while (length > 0)
+					{
+						output.write(buffer, 0, length);
+						length = input.read(buffer);
+					}
+				}
+				finally
+				{
+					output.close();
+					input.close();
+				}
+				throw new FileNotFoundException("File " + filename + ".txt does not exist. Creating one for you.");
+			}
+		}
+	}
+
+	@Override
+	public List<String> getLines()
+	{
+		return lines;
+	}
+
+	@Override
+	public List<String> getChapters()
+	{
+		return chapters;
+	}
+
+	@Override
+	public Map<String, Integer> getBookmarks()
+	{
+		return bookmarks;
+	}
+}
diff --git a/Essentials/src/com/earth2me/essentials/textreader/BookPager.java b/Essentials/src/com/earth2me/essentials/textreader/BookPager.java
new file mode 100644
index 000000000..0cd2c630e
--- /dev/null
+++ b/Essentials/src/com/earth2me/essentials/textreader/BookPager.java
@@ -0,0 +1,122 @@
+package com.earth2me.essentials.textreader;
+
+import static com.earth2me.essentials.I18n._;
+import com.earth2me.essentials.Util;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.logging.Logger;
+
+
+public class BookPager
+{
+	private final transient IText text;
+
+	public BookPager(final IText text)
+	{
+		this.text = text;
+	}
+
+	public List<String> getPages(final String pageStr) throws Exception
+	{
+		List<String> lines = text.getLines();
+		List<String> chapters = text.getChapters();
+		Map<String, Integer> bookmarks = text.getBookmarks();
+
+		int chapterpage = 0;
+
+		//This checks to see if we have the chapter in the index
+		if (!bookmarks.containsKey(pageStr.toLowerCase(Locale.ENGLISH)))
+		{
+			throw new Exception("No such /einfo chapter!");
+		}
+
+		//Since we have a valid chapter, count the number of lines in the chapter
+		final int chapterstart = bookmarks.get(pageStr.toLowerCase(Locale.ENGLISH)) + 1;
+		int chapterend;
+		for (chapterend = chapterstart; chapterend < lines.size(); chapterend++)
+		{
+			final String line = lines.get(chapterend);
+			if (line.length() > 0 && line.charAt(0) == '#')
+			{
+				break;
+			}
+		}
+
+		List<String> pageLines = new ArrayList<String>();
+
+		for (int lineNo = chapterstart; lineNo < chapterend; lineNo += 1)
+		{
+			String pageLine = "\u00a70" + lines.get(lineNo);
+			String tempLine;
+			final double max = 18;
+			final int lineLength = pageLine.length();
+			double length = 0;
+			int pointer = 0;
+			int start = 0;
+			double weight = 1;
+
+			while (pointer < lineLength)
+			{
+				if (length >= max)
+				{
+					tempLine = pageLine.substring(start, pointer);
+					pageLines.add(tempLine);
+					start = pointer;
+					length = 0;
+				}
+
+				Character letter = pageLine.charAt(pointer);
+
+				if (letter == '\u00a7')
+				{
+					Character nextLetter = pageLine.charAt(pointer + 1);
+					if (nextLetter == 'l')
+					{
+						weight = 1.25;
+					}
+					else
+					{
+						weight = 1;
+					}
+					pointer++;
+				}
+				else if (letter == ' ')
+				{
+					length += (0.7 * weight);
+				}
+				else
+				{
+					length += weight;
+				}
+				pointer++;
+			}
+			if (length > 0)
+			{
+				tempLine = pageLine.substring(start, lineLength);
+				pageLines.add(tempLine);
+			}
+		}
+
+		List<String> pages = new ArrayList<String>();
+
+		for (int count = 0; count < pageLines.size(); count += 12)
+		{
+
+			StringBuilder newPage = new StringBuilder();
+
+			for (int i = count; i < count + 12 && i < pageLines.size(); i++)
+			{
+				newPage.append("\n").append(pageLines.get(i));
+				//Logger.getLogger("Minecraft").info("adding line " + pageLines.get(i) + " to book");
+			}
+
+			//Logger.getLogger("Minecraft").info("adding page to book");
+			pages.add(newPage.toString());
+		}
+
+		return pages;
+
+	}
+}
diff --git a/Essentials/src/com/earth2me/essentials/textreader/TextPager.java b/Essentials/src/com/earth2me/essentials/textreader/TextPager.java
index 503606527..c9353f89e 100644
--- a/Essentials/src/com/earth2me/essentials/textreader/TextPager.java
+++ b/Essentials/src/com/earth2me/essentials/textreader/TextPager.java
@@ -30,6 +30,8 @@ public class TextPager
 		List<String> chapters = text.getChapters();
 		Map<String, Integer> bookmarks = text.getBookmarks();
 
+		//This code deals with the initial chapter.  We use this to display the initial output or contents.
+		//We also use this code to display some extra information if we don't intend to use chapters
 		if (pageStr == null || pageStr.isEmpty() || pageStr.matches("[0-9]+"))
 		{
 			//If an info file starts with a chapter title, list the chapters
@@ -116,6 +118,7 @@ public class TextPager
 			}
 		}
 
+		//If we have a chapter, check to see if we have a page number
 		int chapterpage = 0;
 		if (chapterPageStr != null)
 		{
@@ -133,11 +136,14 @@ public class TextPager
 			}
 		}
 
+		//This checks to see if we have the chapter in the index
 		if (!bookmarks.containsKey(pageStr.toLowerCase(Locale.ENGLISH)))
 		{
 			sender.sendMessage(_("infoUnknownChapter"));
 			return;
 		}
+		
+		//Since we have a valid chapter, count the number of lines in the chapter
 		final int chapterstart = bookmarks.get(pageStr.toLowerCase(Locale.ENGLISH)) + 1;
 		int chapterend;
 		for (chapterend = chapterstart; chapterend < lines.size(); chapterend++)
@@ -148,8 +154,9 @@ public class TextPager
 				break;
 			}
 		}
+		
+		//Display the chapter from the starting position
 		final int start = chapterstart + (onePage ? 0 : chapterpage * 9);
-
 		final int page = chapterpage + 1;
 		final int pages = (chapterend - chapterstart) / 9 + ((chapterend - chapterstart) % 9 > 0 ? 1 : 0);
 		if (!onePage && commandName != null)
diff --git a/Essentials/src/config.yml b/Essentials/src/config.yml
index 724a1b82f..b1ebf6ca0 100644
--- a/Essentials/src/config.yml
+++ b/Essentials/src/config.yml
@@ -227,6 +227,10 @@ kits:
     delay: 1000    
     items:
       - 397:3 1 player:Notch
+  color:
+    delay: 1000    
+    items:
+      - 387 1 title:Colors author:KHobbits lore:Ingame_color_codes info:Colors
 
 # Essentials Sign Control
 # See http://wiki.ess3.net/wiki/Sign_Tutorial for instructions on how to use these.
diff --git a/Essentials/src/info.txt b/Essentials/src/info.txt
index 965780a15..fbd433843 100644
--- a/Essentials/src/info.txt
+++ b/Essentials/src/info.txt
@@ -29,10 +29,10 @@ Minecraft colors:
 &4 &&4  &5 &&5  &6 &&6  &7 &&7
 &8 &&8  &9 &&9  &a &&a  &b &&b
 &c &&c  &d &&d  &e &&e  &f &&f
-
-&&k &k Magic!&r   &&l &l Bold!
-&&m &m Strike!&r  &&n &n Underline!
-&&o &o Italic!&r   &&r &r reset format codes!
+&0 
+&&k &kMagic&r   &&l &lBold
+&&m &mStrike&r  &&n &nUline
+&&o &oItalic&r   &&r &rReset
 
 #Tags
 &6Player name:&r {PLAYER}