From 83f39e487b543291a85fb682fdd99f42232a0919 Mon Sep 17 00:00:00 2001
From: PikaMug <unconfigured@null.spigotmc.org>
Date: Tue, 21 Jan 2020 02:29:14 -0500
Subject: [PATCH] Permit /questadmin commands on offline players, part 1. Per
 #1040

---
 .../main/java/me/blackvein/quests/Quest.java  | 100 +++++-----
 .../java/me/blackvein/quests/Quester.java     | 181 ++++++++++--------
 .../quests/listeners/CmdExecutor.java         |  84 ++++----
 3 files changed, 197 insertions(+), 168 deletions(-)

diff --git a/main/src/main/java/me/blackvein/quests/Quest.java b/main/src/main/java/me/blackvein/quests/Quest.java
index a60e59ffe..769c802f8 100644
--- a/main/src/main/java/me/blackvein/quests/Quest.java
+++ b/main/src/main/java/me/blackvein/quests/Quest.java
@@ -20,6 +20,7 @@ import java.util.Map.Entry;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Location;
+import org.bukkit.OfflinePlayer;
 import org.bukkit.enchantments.Enchantment;
 import org.bukkit.entity.Player;
 import org.bukkit.inventory.ItemFlag;
@@ -289,7 +290,7 @@ public class Quest {
      * 
      * Method may be called as often as needed.
      * 
-     * @param quester The quester to have their compass updated
+     * @param quester The online quester to have their compass updated
      * @param nextStage The stage to process for targets
      * @return true if successful
      */
@@ -303,6 +304,9 @@ public class Quest {
         if (nextStage == null) {
             return false;
         }
+        if (!quester.getOfflinePlayer().isOnline()) {
+            return false;
+        }
         Location targetLocation = null;
         if (nextStage.citizensToInteract != null && nextStage.citizensToInteract.size() > 0) {
             targetLocation = plugin.getDependencies().getNPCLocation(nextStage.citizensToInteract.getFirst());
@@ -324,53 +328,36 @@ public class Quest {
     }
     
     /**
-     * Check that a quester has met all Requirements to accept this quest
+     * Check that a quester has met all Requirements to accept this quest<p>
+     * 
+     * Item, permission and custom Requirements are only checked for online players
      * 
      * @param quester The quester to check
      * @return true if all Requirements have been met
      */
     public boolean testRequirements(Quester quester) {
-        return testRequirements(quester.getPlayer());
+        return testRequirements(quester.getOfflinePlayer());
     }
     
     /**
-     * Check that a player has met all Requirements to accept this quest
+     * Check that a player has met all Requirements to accept this quest<p>
+     * 
+     * Item, permission and custom Requirements are only checked for online players
      * 
      * @param player The player to check
      * @return true if all Requirements have been met
      */
-    protected boolean testRequirements(Player player) {
+    protected boolean testRequirements(OfflinePlayer player) {
         Quester quester = plugin.getQuester(player.getUniqueId());
         if (reqs.getMoney() != 0 && plugin.getDependencies().getVaultEconomy() != null) {
-            if (plugin.getDependencies().getVaultEconomy().getBalance(Bukkit.getOfflinePlayer(player.getUniqueId())) 
-                    < reqs.getMoney()) {
-                return false;
-            }
-        }
-        PlayerInventory inventory = player.getInventory();
-        int num = 0;
-        for (ItemStack is : reqs.getItems()) {
-            for (ItemStack stack : inventory.getContents()) {
-                if (stack != null) {
-                    if (ItemUtil.compareItems(is, stack, true) == 0) {
-                        num += stack.getAmount();
-                    }
-                }
-            }
-            if (num < is.getAmount()) {
-                return false;
-            }
-            num = 0;
-        }
-        for (String s : reqs.getPermissions()) {
-            if (player.hasPermission(s) == false) {
+            if (plugin.getDependencies().getVaultEconomy().getBalance(player) < reqs.getMoney()) {
                 return false;
             }
         }
         for (String s : reqs.getMcmmoSkills()) {
             final SkillType st = Quests.getMcMMOSkill(s);
             final int lvl = reqs.getMcmmoAmounts().get(reqs.getMcmmoSkills().indexOf(s));
-            if (UserManager.getPlayer(player).getProfile().getSkillLevel(st) < lvl) {
+            if (UserManager.getOfflinePlayer(player).getProfile().getSkillLevel(st) < lvl) {
                 return false;
             }
         }
@@ -386,23 +373,6 @@ public class Quest {
                 return false;
             }
         }
-        for (String s : reqs.getCustomRequirements().keySet()) {
-            CustomRequirement found = null;
-            for (CustomRequirement cr : plugin.getCustomRequirements()) {
-                if (cr.getName().equalsIgnoreCase(s)) {
-                    found = cr;
-                    break;
-                }
-            }
-            if (found != null) {
-                if (found.testRequirement(player, reqs.getCustomRequirements().get(s)) == false) {
-                    return false;
-                }
-            } else {
-                plugin.getLogger().warning("Quester \"" + player.getName() + "\" attempted to take Quest \"" + name 
-                        + "\", but the Custom Requirement \"" + s + "\" could not be found. Does it still exist?");
-            }
-        }
         if (quester.questPoints < reqs.getQuestPoints()) {
             return false;
         }
@@ -416,6 +386,46 @@ public class Quest {
                 return false;
             }
         }
+        if (player.isOnline()) {
+            Player p = (Player)player;
+            PlayerInventory inventory = p.getInventory();
+            int num = 0;
+            for (ItemStack is : reqs.getItems()) {
+                for (ItemStack stack : inventory.getContents()) {
+                    if (stack != null) {
+                        if (ItemUtil.compareItems(is, stack, true) == 0) {
+                            num += stack.getAmount();
+                        }
+                    }
+                }
+                if (num < is.getAmount()) {
+                    return false;
+                }
+                num = 0;
+            }
+            for (String s : reqs.getPermissions()) {
+                if (p.hasPermission(s) == false) {
+                    return false;
+                }
+            }
+            for (String s : reqs.getCustomRequirements().keySet()) {
+                CustomRequirement found = null;
+                for (CustomRequirement cr : plugin.getCustomRequirements()) {
+                    if (cr.getName().equalsIgnoreCase(s)) {
+                        found = cr;
+                        break;
+                    }
+                }
+                if (found != null) {
+                    if (found.testRequirement(p, reqs.getCustomRequirements().get(s)) == false) {
+                        return false;
+                    }
+                } else {
+                    plugin.getLogger().warning("Quester \"" + p.getName() + "\" attempted to take Quest \"" + name 
+                            + "\", but the Custom Requirement \"" + s + "\" could not be found. Does it still exist?");
+                }
+            }
+        }
         return true;
     }
     
diff --git a/main/src/main/java/me/blackvein/quests/Quester.java b/main/src/main/java/me/blackvein/quests/Quester.java
index 58de28e46..6abfe3447 100644
--- a/main/src/main/java/me/blackvein/quests/Quester.java
+++ b/main/src/main/java/me/blackvein/quests/Quester.java
@@ -412,73 +412,76 @@ public class Quester {
         if (preEvent.isCancelled()) {
             return;
         }
-        Player player = getPlayer();
-        Planner pln = q.getPlanner();
-        long start = pln.getStartInMillis(); // Start time in milliseconds since UTC epoch
-        long end = pln.getEndInMillis(); // End time in milliseconds since UTC epoch
-        long duration = end - start; // How long the quest can be active for
-        long repeat = pln.getRepeat(); // Length to wait in-between start times
-        if (start != -1) {
-            if (System.currentTimeMillis() < start) {
-                String early = Lang.get("plnTooEarly");
-                early = early.replace("<quest>", ChatColor.AQUA + q.getName() + ChatColor.YELLOW);
-                early = early.replace("<time>", ChatColor.DARK_PURPLE
-                        + MiscUtil.getTime(start - System.currentTimeMillis()) + ChatColor.YELLOW);
-                player.sendMessage(ChatColor.YELLOW + early);
-                return;
-            }
-        }
-        if (end != -1 && repeat == -1) {
-            if (System.currentTimeMillis() > end) {
-                String late = Lang.get("plnTooLate");
-                late = late.replace("<quest>", ChatColor.AQUA + q.getName() + ChatColor.RED);
-                late = late.replace("<time>", ChatColor.DARK_PURPLE
-                        + MiscUtil.getTime(System.currentTimeMillis() - end) + ChatColor.RED);
-                player.sendMessage(ChatColor.RED + late);
-                return;
-            }
-        }
-        if (repeat != -1 && start != -1 && end != -1) {
-            // Ensure that we're past the initial duration
-            if (System.currentTimeMillis() > end) {
-                final int maxSize = 2;
-                final LinkedHashMap<Long, Long> cache = new LinkedHashMap<Long, Long>() {
-                    private static final long serialVersionUID = 1L;
-                    
-                    @Override
-                    protected boolean removeEldestEntry(final Map.Entry<Long, Long> eldest) {
-                        return size() > maxSize;
-                    }
-                };
-                
-                // Store both the upcoming and most recent period of activity
-                long nextStart = start;
-                long nextEnd = end;
-                while (System.currentTimeMillis() >= nextStart) {
-                    nextStart += repeat;
-                    nextEnd = nextStart + duration;
-                    cache.put(nextStart, nextEnd);
-                }
-                
-                // Check whether the quest is currently active
-                boolean active = false;
-                for (Entry<Long, Long> startEnd : cache.entrySet()) {
-                    if (startEnd.getKey() <= System.currentTimeMillis() && System.currentTimeMillis() 
-                            < startEnd.getValue()) {
-                        active = true;
-                    }
-                }
-                
-                // If quest is not active, inform user of wait time
-                if (!active) {
+        OfflinePlayer player = getOfflinePlayer();
+        if (player.isOnline()) {
+            Player p = getPlayer();
+            Planner pln = q.getPlanner();
+            long start = pln.getStartInMillis(); // Start time in milliseconds since UTC epoch
+            long end = pln.getEndInMillis(); // End time in milliseconds since UTC epoch
+            long duration = end - start; // How long the quest can be active for
+            long repeat = pln.getRepeat(); // Length to wait in-between start times
+            if (start != -1) {
+                if (System.currentTimeMillis() < start) {
                     String early = Lang.get("plnTooEarly");
                     early = early.replace("<quest>", ChatColor.AQUA + q.getName() + ChatColor.YELLOW);
                     early = early.replace("<time>", ChatColor.DARK_PURPLE
-                            + MiscUtil.getTime(nextStart - System.currentTimeMillis()) + ChatColor.YELLOW);
-                    player.sendMessage(ChatColor.YELLOW + early);
+                            + MiscUtil.getTime(start - System.currentTimeMillis()) + ChatColor.YELLOW);
+                    p.sendMessage(ChatColor.YELLOW + early);
                     return;
                 }
             }
+            if (end != -1 && repeat == -1) {
+                if (System.currentTimeMillis() > end) {
+                    String late = Lang.get("plnTooLate");
+                    late = late.replace("<quest>", ChatColor.AQUA + q.getName() + ChatColor.RED);
+                    late = late.replace("<time>", ChatColor.DARK_PURPLE
+                            + MiscUtil.getTime(System.currentTimeMillis() - end) + ChatColor.RED);
+                    p.sendMessage(ChatColor.RED + late);
+                    return;
+                }
+            }
+            if (repeat != -1 && start != -1 && end != -1) {
+                // Ensure that we're past the initial duration
+                if (System.currentTimeMillis() > end) {
+                    final int maxSize = 2;
+                    final LinkedHashMap<Long, Long> cache = new LinkedHashMap<Long, Long>() {
+                        private static final long serialVersionUID = 1L;
+                        
+                        @Override
+                        protected boolean removeEldestEntry(final Map.Entry<Long, Long> eldest) {
+                            return size() > maxSize;
+                        }
+                    };
+                    
+                    // Store both the upcoming and most recent period of activity
+                    long nextStart = start;
+                    long nextEnd = end;
+                    while (System.currentTimeMillis() >= nextStart) {
+                        nextStart += repeat;
+                        nextEnd = nextStart + duration;
+                        cache.put(nextStart, nextEnd);
+                    }
+                    
+                    // Check whether the quest is currently active
+                    boolean active = false;
+                    for (Entry<Long, Long> startEnd : cache.entrySet()) {
+                        if (startEnd.getKey() <= System.currentTimeMillis() && System.currentTimeMillis() 
+                                < startEnd.getValue()) {
+                            active = true;
+                        }
+                    }
+                    
+                    // If quest is not active, inform user of wait time
+                    if (!active) {
+                        String early = Lang.get("plnTooEarly");
+                        early = early.replace("<quest>", ChatColor.AQUA + q.getName() + ChatColor.YELLOW);
+                        early = early.replace("<time>", ChatColor.DARK_PURPLE
+                                + MiscUtil.getTime(nextStart - System.currentTimeMillis()) + ChatColor.YELLOW);
+                        p.sendMessage(ChatColor.YELLOW + early);
+                        return;
+                    }
+                }
+            }
         }
         if (q.testRequirements(player) == true || override) {
             addEmptiesFor(q, 0);
@@ -496,32 +499,38 @@ public class Quester {
                         plugin.getDependencies().getVaultEconomy().withdrawPlayer(getOfflinePlayer(), reqs.getMoney());
                     }
                 }
-                for (ItemStack is : reqs.getItems()) {
-                    if (reqs.getRemoveItems().get(reqs.getItems().indexOf(is)) == true) {
-                        InventoryUtil.removeItem(player.getInventory(), is);
+                if (player.isOnline()) {
+                    Player p = getPlayer();
+                    for (ItemStack is : reqs.getItems()) {
+                        if (reqs.getRemoveItems().get(reqs.getItems().indexOf(is)) == true) {
+                            InventoryUtil.removeItem(p.getInventory(), is);
+                        }
+                    }
+                    String accepted = Lang.get(getPlayer(), "questAccepted");
+                    accepted = accepted.replace("<quest>", q.getName());
+                    p.sendMessage(ChatColor.GREEN + accepted);
+                    p.sendMessage("");
+                    if (plugin.getSettings().canShowQuestTitles()) {
+                        Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(), "title " 
+                                + player.getName() + " title " + "{\"text\":\"" + Lang.get(getPlayer(), "quest") + " " 
+                                + Lang.get(getPlayer(), "accepted") +  "\",\"color\":\"gold\"}");
+                        Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(), "title " 
+                                + player.getName() + " subtitle " + "{\"text\":\"" + q.getName() 
+                                + "\",\"color\":\"yellow\"}");
                     }
                 }
-                String accepted = Lang.get(getPlayer(), "questAccepted");
-                accepted = accepted.replace("<quest>", q.getName());
-                player.sendMessage(ChatColor.GREEN + accepted);
-                player.sendMessage("");
-                if (plugin.getSettings().canShowQuestTitles()) {
-                    Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(), "title " 
-                            + player.getName() + " title " + "{\"text\":\"" + Lang.get(getPlayer(), "quest") + " " 
-                            + Lang.get(getPlayer(), "accepted") +  "\",\"color\":\"gold\"}");
-                    Bukkit.getServer().dispatchCommand(Bukkit.getServer().getConsoleSender(), "title " 
-                            + player.getName() + " subtitle " + "{\"text\":\"" + q.getName() 
-                            + "\",\"color\":\"yellow\"}");
-                }
             }
-            String msg = Lang.get(getPlayer(), "questObjectivesTitle");
-            msg = msg.replace("<quest>", q.getName());
-            getPlayer().sendMessage(ChatColor.GOLD + msg);
-            plugin.showObjectives(q, this, false);
-            String stageStartMessage = stage.startMessage;
-            if (stageStartMessage != null) {
-                getPlayer().sendMessage(ConfigUtil
-                        .parseStringWithPossibleLineBreaks(stageStartMessage, q, getPlayer()));
+            if (player.isOnline()) {
+                Player p = getPlayer();
+                String msg = Lang.get(p, "questObjectivesTitle");
+                msg = msg.replace("<quest>", q.getName());
+                p.sendMessage(ChatColor.GOLD + msg);
+                plugin.showObjectives(q, this, false);
+                String stageStartMessage = stage.startMessage;
+                if (stageStartMessage != null) {
+                    p.sendMessage(ConfigUtil
+                            .parseStringWithPossibleLineBreaks(stageStartMessage, q, getPlayer()));
+                }
             }
             if (stage.chatActions.isEmpty() == false) {
                 for (String chatTrigger : stage.chatActions.keySet()) {
@@ -542,7 +551,9 @@ public class Quester {
             q.updateCompass(this, stage);
             saveData();
         } else {
-            player.sendMessage(q.getRequirements().getFailRequirements());
+            if (player.isOnline()) {
+                ((Player)player).sendMessage(q.getRequirements().getFailRequirements());
+            }
         }
         QuesterPostStartQuestEvent postEvent = new QuesterPostStartQuestEvent(this, q);
         plugin.getServer().getPluginManager().callEvent(postEvent);
diff --git a/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java b/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java
index d4d8d9963..548e9c94a 100644
--- a/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java
+++ b/main/src/main/java/me/blackvein/quests/listeners/CmdExecutor.java
@@ -42,6 +42,7 @@ import me.blackvein.quests.util.MiscUtil;
 import org.bukkit.Bukkit;
 import org.bukkit.ChatColor;
 import org.bukkit.Material;
+import org.bukkit.OfflinePlayer;
 import org.bukkit.command.Command;
 import org.bukkit.command.CommandExecutor;
 import org.bukkit.command.CommandSender;
@@ -986,51 +987,58 @@ public class CmdExecutor implements CommandExecutor {
 
     private void adminGive(final CommandSender cs, String[] args) {
         if (cs.hasPermission("quests.admin.*") || cs.hasPermission("quests.admin.give")) {
-            Player target = getPlayer(args[1]);
+            OfflinePlayer target = getPlayer(args[1]);
             if (target == null) {
-                cs.sendMessage(ChatColor.YELLOW + Lang.get("playerNotFound"));
+                try {
+                    target = Bukkit.getOfflinePlayer(UUID.fromString(args[1]));
+                } catch (IllegalArgumentException e) {
+                    cs.sendMessage(ChatColor.YELLOW + Lang.get("playerNotFound"));
+                    return;
+                }
+            }
+            Quest questToGive;
+            String name = "";
+            if (args.length == 3) {
+                name = args[2].toLowerCase();
             } else {
-                Quest questToGive;
-                String name = "";
-                if (args.length == 3) {
-                    name = args[2].toLowerCase();
-                } else {
-                    for (int i = 2; i < args.length; i++) {
-                        int lastIndex = args.length - 1;
-                        if (i == lastIndex) {
-                            name = name + args[i].toLowerCase();
-                        } else {
-                            name = name + args[i].toLowerCase() + " ";
-                        }
+                for (int i = 2; i < args.length; i++) {
+                    int lastIndex = args.length - 1;
+                    if (i == lastIndex) {
+                        name = name + args[i].toLowerCase();
+                    } else {
+                        name = name + args[i].toLowerCase() + " ";
                     }
                 }
-                questToGive = plugin.getQuest(name);
-                if (questToGive == null) {
-                    cs.sendMessage(ChatColor.YELLOW + Lang.get("questNotFound"));
-                } else {
-                    Quester quester = plugin.getQuester(target.getUniqueId());
-                    for (Quest q : quester.getCurrentQuests().keySet()) {
-                        if (q.getName().equalsIgnoreCase(questToGive.getName())) {
-                            String msg = Lang.get("questsPlayerHasQuestAlready");
-                            msg = msg.replace("<player>", ChatColor.ITALIC + "" + ChatColor.GREEN + target.getName()
-                                    + ChatColor.RESET + ChatColor.YELLOW);
-                            msg = msg.replace("<quest>", ChatColor.ITALIC + "" + ChatColor.DARK_PURPLE
-                                    + questToGive.getName() + ChatColor.RESET + ChatColor.YELLOW);
-                            cs.sendMessage(ChatColor.YELLOW + msg);
-                            return;
-                        }
+            }
+            questToGive = plugin.getQuest(name);
+            if (questToGive == null) {
+                cs.sendMessage(ChatColor.YELLOW + Lang.get("questNotFound"));
+            } else {
+                Quester quester = plugin.getQuester(target.getUniqueId());
+                for (Quest q : quester.getCurrentQuests().keySet()) {
+                    if (q.getName().equalsIgnoreCase(questToGive.getName())) {
+                        String msg = Lang.get("questsPlayerHasQuestAlready");
+                        msg = msg.replace("<player>", ChatColor.ITALIC + "" + ChatColor.GREEN + target.getName()
+                                + ChatColor.RESET + ChatColor.YELLOW);
+                        msg = msg.replace("<quest>", ChatColor.ITALIC + "" + ChatColor.DARK_PURPLE
+                                + questToGive.getName() + ChatColor.RESET + ChatColor.YELLOW);
+                        cs.sendMessage(ChatColor.YELLOW + msg);
+                        return;
                     }
-                    quester.hardQuit(questToGive);
-                    String msg1 = Lang.get("questForceTake");
-                    msg1 = msg1.replace("<player>", ChatColor.GREEN + target.getName() + ChatColor.GOLD);
-                    msg1 = msg1.replace("<quest>", ChatColor.DARK_PURPLE + questToGive.getName() + ChatColor.GOLD);
-                    cs.sendMessage(ChatColor.GOLD + msg1);
-                    String msg2 = Lang.get(target, "questForcedTake");
+                }
+                quester.hardQuit(questToGive);
+                String msg1 = Lang.get("questForceTake");
+                msg1 = msg1.replace("<player>", ChatColor.GREEN + target.getName() + ChatColor.GOLD);
+                msg1 = msg1.replace("<quest>", ChatColor.DARK_PURPLE + questToGive.getName() + ChatColor.GOLD);
+                cs.sendMessage(ChatColor.GOLD + msg1);
+                if (target.isOnline()) {
+                    Player p = (Player)target;
+                    String msg2 = Lang.get(p, "questForcedTake");
                     msg2 = msg2.replace("<player>", ChatColor.GREEN + cs.getName() + ChatColor.GOLD);
                     msg2 = msg2.replace("<quest>", ChatColor.DARK_PURPLE + questToGive.getName() + ChatColor.GOLD);
-                    target.sendMessage(ChatColor.GREEN + msg2);
-                    quester.takeQuest(questToGive, true);
+                    p.sendMessage(ChatColor.GREEN + msg2);
                 }
+                quester.takeQuest(questToGive, true);
             }
         } else {
             cs.sendMessage(ChatColor.RED + Lang.get("noPermission"));
@@ -1474,7 +1482,7 @@ public class CmdExecutor implements CommandExecutor {
     }
     
     /**
-     * Get a Player by name
+     * Get an online Player by name
      * 
      * @param name Name of the player
      * @return Player or null if not found