Improved partial name matcher

Fixes #1164

Changelog.txt

@@ -26,6 +26,7 @@ Version 1.4.07-dev
  ! Admin and Party chat prefixes are now customizable
  ! Changed the color of party leader names in Party chat
  ! Improved profile saving
+ ! Improved partial name matcher
  ! Slightly improved update checker feedback
  ! Updated localization files
  ! Party item share category states are now saved when the server shuts down.

src/main/java/com/gmail/nossr50/commands/experience/ExperienceCommand.java

@@ -15,6 +15,7 @@ import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.datatypes.player.PlayerProfile;
 import com.gmail.nossr50.datatypes.skills.SkillType;
 import com.gmail.nossr50.locale.LocaleLoader;
+import com.gmail.nossr50.util.Misc;
 import com.gmail.nossr50.util.commands.CommandUtils;
 import com.gmail.nossr50.util.player.UserManager;
 import com.gmail.nossr50.util.skills.SkillUtils;
@@ -65,11 +66,12 @@ public abstract class ExperienceCommand implements TabExecutor {
                     return true;
                 }
 
-                mcMMOPlayer = UserManager.getPlayer(args[0]);
+                String playerName = Misc.getMatchedPlayerName(args[0]);
+                McMMOPlayer mcMMOPlayer = UserManager.getPlayerExact(playerName);
 
                 // If the mcMMOPlayer doesn't exist, create a temporary profile and check if it's present in the database. If it's not, abort the process.
                 if (mcMMOPlayer == null) {
-                    profile = mcMMO.getDatabaseManager().loadPlayerProfile(args[0], false);
+                    profile = mcMMO.getDatabaseManager().loadPlayerProfile(playerName, false);
 
                     if (CommandUtils.unloadedProfile(sender, profile)) {
                         return true;
@@ -84,7 +86,7 @@ public abstract class ExperienceCommand implements TabExecutor {
                     editValues();
                 }
 
-                handleSenderMessage(sender, args[0]);
+                handleSenderMessage(sender, playerName);
                 cleanUp();
                 return true;
 

src/main/java/com/gmail/nossr50/commands/party/PartyChangeOwnerCommand.java

@@ -8,6 +8,7 @@ import org.bukkit.entity.Player;
 import com.gmail.nossr50.datatypes.party.Party;
 import com.gmail.nossr50.locale.LocaleLoader;
 import com.gmail.nossr50.party.PartyManager;
+import com.gmail.nossr50.util.Misc;
 import com.gmail.nossr50.util.player.UserManager;
 
 public class PartyChangeOwnerCommand implements CommandExecutor {
@@ -16,13 +17,14 @@ public class PartyChangeOwnerCommand implements CommandExecutor {
         switch (args.length) {
             case 2:
                 Party playerParty = UserManager.getPlayer((Player) sender).getParty();
+                String targetName = Misc.getMatchedPlayerName(args[1]);
 
-                if (!playerParty.getMembers().contains(args[1])) {
-                    sender.sendMessage(LocaleLoader.getString("Party.NotInYourParty", args[1]));
+                if (!playerParty.getMembers().contains(targetName)) {
+                    sender.sendMessage(LocaleLoader.getString("Party.NotInYourParty", targetName));
                     return true;
                 }
 
-                PartyManager.setPartyLeader(args[1], playerParty);
+                PartyManager.setPartyLeader(targetName, playerParty);
                 return true;
 
             default:

src/main/java/com/gmail/nossr50/commands/party/PartyInviteCommand.java

@@ -9,6 +9,7 @@ import com.gmail.nossr50.datatypes.party.Party;
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.locale.LocaleLoader;
 import com.gmail.nossr50.party.PartyManager;
+import com.gmail.nossr50.util.Misc;
 import com.gmail.nossr50.util.commands.CommandUtils;
 import com.gmail.nossr50.util.player.UserManager;
 
@@ -17,9 +18,10 @@ public class PartyInviteCommand implements CommandExecutor {
     public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
         switch (args.length) {
             case 2:
-                McMMOPlayer mcMMOTarget = UserManager.getPlayer(args[1]);
+                String playerName = Misc.getMatchedPlayerName(args[1]);
+                McMMOPlayer mcMMOTarget = UserManager.getPlayerExact(playerName);
 
-                if (!CommandUtils.checkPlayerExistence(sender, args[1], mcMMOTarget)) {
+                if (!CommandUtils.checkPlayerExistence(sender, playerName, mcMMOTarget)) {
                     return false;
                 }
 

src/main/java/com/gmail/nossr50/commands/party/PartyJoinCommand.java

@@ -9,6 +9,7 @@ import com.gmail.nossr50.datatypes.party.Party;
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.locale.LocaleLoader;
 import com.gmail.nossr50.party.PartyManager;
+import com.gmail.nossr50.util.Misc;
 import com.gmail.nossr50.util.commands.CommandUtils;
 import com.gmail.nossr50.util.player.UserManager;
 
@@ -64,7 +65,8 @@ public class PartyJoinCommand implements CommandExecutor {
     }
 
     private boolean canJoinParty(CommandSender sender, String targetName) {
-        mcMMOTarget = UserManager.getPlayer(targetName);
+        targetName = Misc.getMatchedPlayerName(targetName);
+        mcMMOTarget = UserManager.getPlayerExact(targetName);
 
         if (!CommandUtils.checkPlayerExistence(sender, targetName, mcMMOTarget)) {
             return false;

src/main/java/com/gmail/nossr50/commands/player/InspectCommand.java

@@ -16,6 +16,7 @@ import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.datatypes.player.PlayerProfile;
 import com.gmail.nossr50.datatypes.skills.SkillType;
 import com.gmail.nossr50.locale.LocaleLoader;
+import com.gmail.nossr50.util.Misc;
 import com.gmail.nossr50.util.Permissions;
 import com.gmail.nossr50.util.commands.CommandUtils;
 import com.gmail.nossr50.util.player.UserManager;
@@ -32,11 +33,12 @@ public class InspectCommand implements TabExecutor {
                     ScoreboardManager.setupPlayerScoreboard(sender.getName());
                 }
 
-                McMMOPlayer mcMMOPlayer = UserManager.getPlayer(args[0]);
+                String playerName = Misc.getMatchedPlayerName(args[0]);
+                McMMOPlayer mcMMOPlayer = UserManager.getPlayerExact(playerName);
 
                 // If the mcMMOPlayer doesn't exist, create a temporary profile and check if it's present in the database. If it's not, abort the process.
                 if (mcMMOPlayer == null) {
-                    PlayerProfile profile = mcMMO.getDatabaseManager().loadPlayerProfile(args[0], false); // Temporary Profile
+                    PlayerProfile profile = mcMMO.getDatabaseManager().loadPlayerProfile(playerName, false); // Temporary Profile
 
                     if (CommandUtils.inspectOffline(sender, profile, Permissions.inspectOffline(sender))) {
                         return true;
@@ -47,7 +49,7 @@ public class InspectCommand implements TabExecutor {
                         return true;
                     }
 
-                    sender.sendMessage(LocaleLoader.getString("Inspect.OfflineStats", args[0]));
+                    sender.sendMessage(LocaleLoader.getString("Inspect.OfflineStats", playerName));
 
                     sender.sendMessage(LocaleLoader.getString("Stats.Header.Gathering"));
                     CommandUtils.displaySkill(sender, profile, SkillType.EXCAVATION);

src/main/java/com/gmail/nossr50/commands/player/McrankCommand.java

@@ -14,6 +14,7 @@ import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.config.Config;
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
 import com.gmail.nossr50.runnables.commands.McrankCommandAsyncTask;
+import com.gmail.nossr50.util.Misc;
 import com.gmail.nossr50.util.Permissions;
 import com.gmail.nossr50.util.commands.CommandUtils;
 import com.gmail.nossr50.util.player.UserManager;
@@ -50,8 +51,8 @@ public class McrankCommand implements TabExecutor {
                     return true;
                 }
 
-                String playerName = args[0];
-                McMMOPlayer mcMMOPlayer = UserManager.getPlayer(playerName);
+                String playerName = Misc.getMatchedPlayerName(args[0]);
+                McMMOPlayer mcMMOPlayer = UserManager.getPlayerExact(playerName);
 
                 if (mcMMOPlayer != null) {
                     playerName = mcMMOPlayer.getPlayer().getName();

src/main/java/com/gmail/nossr50/util/Misc.java

@@ -1,5 +1,6 @@
 package com.gmail.nossr50.util;
 
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 import java.util.Random;
@@ -260,6 +261,49 @@ public final class Misc {
         return ((Furnace) furnaceState).getInventory().getResult();
     }
 
+    /**
+     * Attempts to match any player names with the given name, and returns a list of all possibly matches.
+     *
+     * This list is not sorted in any particular order.
+     * If an exact match is found, the returned list will only contain a single result.
+     *
+     * @param partialName Name to match
+     * @return List of all possible names
+     */
+    public static List<String> matchPlayer(String partialName) {
+        List<String> matchedPlayers = new ArrayList<String>();
+
+        for (String iterPlayerName : mcMMO.getDatabaseManager().getStoredUsers()) {
+            if (partialName.equalsIgnoreCase(iterPlayerName)) {
+                // Exact match
+                matchedPlayers.clear();
+                matchedPlayers.add(iterPlayerName);
+                break;
+            }
+            if (iterPlayerName.toLowerCase().contains(partialName.toLowerCase())) {
+                // Partial match
+                matchedPlayers.add(iterPlayerName);
+            }
+        }
+
+        return matchedPlayers;
+    }
+
+    /**
+     * Get a matched player name if one was found in the database.
+     *
+     * @param partialName Name to match
+     * @return Matched name or {@code partialName} if no match was found
+     */
+    public static String getMatchedPlayerName(String partialName) {
+        List<String> matches = matchPlayer(partialName);
+
+        if (matches.size() == 1) {
+            partialName = matches.get(0);
+        }
+        return partialName;
+    }
+
     public static boolean noErrorsInConfig(List<String> issues) {
         for (String issue : issues) {
             mcMMO.p.getLogger().warning(issue);

src/main/java/com/gmail/nossr50/util/player/UserManager.java

@@ -9,8 +9,8 @@ import java.util.Set;
 import org.bukkit.OfflinePlayer;
 import org.bukkit.entity.Player;
 
-import com.gmail.nossr50.mcMMO;
 import com.gmail.nossr50.datatypes.player.McMMOPlayer;
+import com.gmail.nossr50.util.Misc;
 
 public final class UserManager {
     private final static Map<String, McMMOPlayer> players = new HashMap<String, McMMOPlayer>();
@@ -78,15 +78,25 @@ public final class UserManager {
      * @return the player's McMMOPlayer object
      */
     public static McMMOPlayer getPlayer(String playerName) {
-        List<Player> matches = mcMMO.p.getServer().matchPlayer(playerName);
+        List<String> matches = Misc.matchPlayer(playerName);
 
         if (matches.size() == 1) {
-            playerName = matches.get(0).getName();
+            playerName = matches.get(0);
         }
 
         return players.get(playerName);
     }
 
+    /**
+     * Get the McMMOPlayer of a player by the exact name.
+     *
+     * @param playerName The exact name of the player whose McMMOPlayer to retrieve
+     * @return the player's McMMOPlayer object
+     */
+    public static McMMOPlayer getPlayerExact(String playerName) {
+        return players.get(playerName);
+    }
+
     /**
      * Get the McMMOPlayer of a player.
      *