Added a built-in update checker. See http://wiki.bukkit.org/Bukkit.yml#auto-updater for new bukkit.yml options.

2012-02-16 22:31:40 +00:00
parent 64264f61b8
commit 236cfed616
8 changed files with 317 additions and 0 deletions
--- a/src/main/java/org/bukkit/craftbukkit/updater/AutoUpdater.java
+++ b/src/main/java/org/bukkit/craftbukkit/updater/AutoUpdater.java
@@ -0,0 +1,107 @@
+package org.bukkit.craftbukkit.updater;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.logging.Logger;
+
+public class AutoUpdater {
+    public static final String WARN_CONSOLE = "warn-console";
+    public static final String WARN_OPERATORS = "warn-ops";
+
+    private final BukkitDLUpdaterService service;
+    private final List<String> onUpdate = new ArrayList<String>();
+    private final List<String> onBroken = new ArrayList<String>();
+    private final Logger log;
+    private final String channel;
+    private boolean enabled;
+    private ArtifactDetails current = null;
+    private ArtifactDetails latest = null;
+
+    public AutoUpdater(BukkitDLUpdaterService service, Logger log, String channel) {
+        this.service = service;
+        this.log = log;
+        this.channel = channel;
+    }
+
+    public String getChannel() {
+        return channel;
+    }
+
+    public boolean isEnabled() {
+        return enabled;
+    }
+
+    public void setEnabled(boolean isEnabled) {
+        this.enabled = isEnabled;
+    }
+
+    public List<String> getOnBroken() {
+        return onBroken;
+    }
+
+    public List<String> getOnUpdate() {
+        return onUpdate;
+    }
+
+    public boolean isUpdateAvailable() {
+        if ((latest == null) || (current == null) || (!isEnabled())) {
+            return false;
+        } else {
+            return latest.getCreated().after(current.getCreated());
+        }
+    }
+
+    public ArtifactDetails getCurrent() {
+        return current;
+    }
+
+    public ArtifactDetails getLatest() {
+        return latest;
+    }
+
+    public void check(final String currentSlug) {
+        if (!isEnabled()) return;
+
+        new Thread() {
+            @Override
+            public void run() {
+                current = service.getArtifact(currentSlug);
+                latest = service.getArtifact("latest-" + channel);
+
+                if (isUpdateAvailable()) {
+                    if ((current.isBroken()) && (onBroken.contains(WARN_CONSOLE))) {
+                        log.severe("----- Bukkit Auto Updater -----");
+                        log.severe("Your version of CraftBukkit is known to be broken. It is strongly advised that you update to a more recent version ASAP.");
+                        log.severe("Known issues with your version:");
+
+                        for (String line : current.getBrokenReason().split("\n")) {
+                            log.severe("> " + line);
+                        }
+
+                        log.severe("Newer version " + latest.getVersion() + " (build #" + latest.getBuildNumber() + ") was released on " + latest.getCreated() + ".");
+                        log.severe("Details: " + latest.getHtmlUrl());
+                        log.severe("Download: " + latest.getFile().getUrl());
+                        log.severe("----- ------------------- -----");
+                    } else if (onUpdate.contains(WARN_CONSOLE)) {
+                        log.warning("----- Bukkit Auto Updater -----");
+                        log.warning("Your version of CraftBukkit is out of date. Version " + latest.getVersion() + " (build #" + latest.getBuildNumber() + ") was released on " + latest.getCreated() + ".");
+                        log.warning("Details: " + latest.getHtmlUrl());
+                        log.warning("Download: " + latest.getFile().getUrl());
+                        log.warning("----- ------------------- -----");
+                    }
+                } else if ((current != null) && (current.isBroken()) && (onBroken.contains(WARN_CONSOLE))) {
+                    log.severe("----- Bukkit Auto Updater -----");
+                    log.severe("Your version of CraftBukkit is known to be broken. It is strongly advised that you update to a more recent version ASAP.");
+                    log.severe("Known issues with your version:");
+
+                    for (String line : current.getBrokenReason().split("\n")) {
+                        log.severe("> " + line);
+                    }
+
+                    log.severe("Unfortunately, there is not yet a newer version suitable for your server. We would advise you wait an hour or two, or try out a dev build.");
+                    log.severe("----- ------------------- -----");
+                }
+            }
+        }.start();
+    }
+}