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package org.bukkit.help;
import org.bukkit.ChatColor;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.apache.commons.lang.StringUtils;
import org.bukkit.command.ConsoleCommandSender;
import org.bukkit.command.PluginCommand;
import org.bukkit.command.defaults.VanillaCommand;
import org.bukkit.help.HelpTopic;
/**
* Lacking an alternative, the help system will create instances of GenericCommandHelpTopic for each command in the
* server's CommandMap. You can use this class as a base class for custom help topics, or as an example for how to
* write your own.
*/
public class GenericCommandHelpTopic extends HelpTopic {
protected Command command;
public GenericCommandHelpTopic(Command command) {
this.command = command;
if (command.getLabel().startsWith("/")) {
name = command.getLabel();
} else {
name = "/" + command.getLabel();
}
// The short text is the first line of the description
int i = command.getDescription().indexOf("\n");
if (i > 1) {
shortText = command.getDescription().substring(0, i - 1);
} else {
shortText = command.getDescription();
}
// Build full text
StringBuffer sb = new StringBuffer();
sb.append(ChatColor.GOLD);
sb.append("Description: ");
sb.append(ChatColor.WHITE);
sb.append(command.getDescription());
sb.append("\n");
sb.append(ChatColor.GOLD);
sb.append("Usage: ");
sb.append(ChatColor.WHITE);
sb.append(command.getUsage().replace("<command>", name.substring(1)));
if (command.getAliases().size() > 0) {
sb.append("\n");
sb.append(ChatColor.GOLD);
sb.append("Aliases: ");
sb.append(ChatColor.WHITE);
sb.append(ChatColor.WHITE + StringUtils.join(command.getAliases(), ", "));
}
fullText = sb.toString();
}
public boolean canSee(CommandSender sender) {
if (!command.isRegistered() && !(command instanceof VanillaCommand)) {
// Unregistered commands should not show up in the help (ignore VanillaCommands)
return false;
}
if (sender instanceof ConsoleCommandSender) {
return true;
}
return command.testPermissionSilent(sender);
}
}
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