/**
* Jobs Plugin for Bukkit
* Copyright (C) 2011 Zak Ford <zak.j.ford@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.gamingmesh.jobs;
import java.util.HashMap;
import java.util.List;
import org.bukkit.World;
import org.bukkit.entity.Player;
import org.bukkit.permissions.Permission;
import org.bukkit.permissions.PermissionAttachment;
import org.bukkit.permissions.PermissionAttachmentInfo;
import org.bukkit.permissions.PermissionDefault;
import org.bukkit.plugin.PluginManager;
import com.gamingmesh.jobs.container.Job;
import com.gamingmesh.jobs.container.JobPermission;
import com.gamingmesh.jobs.container.JobProgression;
import com.gamingmesh.jobs.container.JobsPlayer;
public class PermissionHandler {
private JobsPlugin plugin;
public PermissionHandler(JobsPlugin plugin) {
this.plugin = plugin;
}
public void recalculatePermissions(JobsPlayer jPlayer) {
Player player = plugin.getServer().getPlayer(jPlayer.getPlayerUUID());
if (player == null)
return;
boolean changed = false;
// remove old permissions
String permName = "jobs.players."+player.getName();
Permission permission = plugin.getServer().getPluginManager().getPermission(permName);
if (permission != null) {
plugin.getServer().getPluginManager().removePermission(permission);
changed = true;
}
// Permissions should only apply if we have permission to use jobs in this world
if (hasWorldPermission(player, player.getWorld().getName())) {
List<JobProgression> progression = jPlayer.getJobProgression();
// calculate new permissions
HashMap<String, Boolean> permissions = new HashMap<String, Boolean>();
if (progression.size() == 0) {
Job job = Jobs.getNoneJob();
if (job != null) {
for (JobPermission perm : job.getPermissions()) {
if (perm.getLevelRequirement() <= 0) {
if (perm.getValue()) {
permissions.put(perm.getNode(), true);
} else {
/*
* If the key exists, don't put a false node in
* This is in case we already have a true node there
*/
if (!permissions.containsKey(perm.getNode())) {
permissions.put(perm.getNode(), false);
}
}
}
}
}
} else {
for (JobProgression prog : progression) {
for (JobPermission perm : prog.getJob().getPermissions()) {
if (prog.getLevel() >= perm.getLevelRequirement()) {
/*
* If the key exists, don't put a false node in
* This is in case we already have a true node there
*/
if (perm.getValue()) {
permissions.put(perm.getNode(), true);
} else {
if (!permissions.containsKey(perm.getNode())) {
permissions.put(perm.getNode(), false);
}
}
}
}
}
}
// add new permissions (if applicable)
if (permissions.size() > 0) {
plugin.getServer().getPluginManager().addPermission(new Permission(permName, PermissionDefault.FALSE, permissions));
changed = true;
}
}
// If the permissions changed, recalculate them
if (!changed)
return;
// find old attachment
PermissionAttachment attachment = null;
for (PermissionAttachmentInfo pai : player.getEffectivePermissions()) {
if (pai.getAttachment() != null && pai.getAttachment().getPlugin() instanceof JobsPlugin) {
attachment = pai.getAttachment();
}
}
// create if attachment doesn't exist
if (attachment == null) {
attachment = player.addAttachment(plugin);
attachment.setPermission(permName, true);
}
// recalculate!
player.recalculatePermissions();
}
public void registerPermissions() {
PluginManager pm = plugin.getServer().getPluginManager();
for (World world : plugin.getServer().getWorlds()) {
if (pm.getPermission("jobs.world."+world.getName().toLowerCase()) == null)
pm.addPermission(new Permission("jobs.world."+world.getName().toLowerCase(), PermissionDefault.TRUE));
}
for (Job job : Jobs.getJobs()) {
if (pm.getPermission("jobs.join."+job.getName().toLowerCase()) == null)
pm.addPermission(new Permission("jobs.join."+job.getName().toLowerCase(), PermissionDefault.TRUE));
}
}
/**
* Check World permissions
*/
public boolean hasWorldPermission(Player player, String world) {
if (!player.hasPermission("jobs.use")) {
return false;
} else {
return player.hasPermission("jobs.world."+world.toLowerCase());
}
}
}