Add support for SpoutMaterials (custom Spout blocks)

src/main/java/org/dynmap/bukkit/DynmapPlugin.java

@@ -80,6 +80,7 @@ public class DynmapPlugin extends JavaPlugin implements DynmapAPI {
     public PlayerList playerList;
     private MapManager mapManager;
     public static DynmapPlugin plugin;
+    public SpoutPluginBlocks spb;
 
     public DynmapPlugin() {
         plugin = this;
@@ -339,13 +340,7 @@ public class DynmapPlugin extends JavaPlugin implements DynmapAPI {
         /* Initialize event processor */
         if(bep == null)
             bep = new BukkitEventProcessor(this);
- 
-        /* Check for Spout */
-        if(detectSpout()) {
-            has_spout = true;
-            Log.info("Detected Spout");
-        }
-            
+             
         /* Set up player login/quit event handler */
         registerPlayerLoginListener();
 
@@ -358,6 +353,15 @@ public class DynmapPlugin extends JavaPlugin implements DynmapAPI {
         File dataDirectory = this.getDataFolder();
         if(dataDirectory.exists() == false)
             dataDirectory.mkdirs();
+ 
+        /* Check for Spout */
+        if(detectSpout()) {
+            has_spout = true;
+            Log.info("Detected Spout");
+            spb = new SpoutPluginBlocks();
+            spb.processSpoutBlocks(dataDirectory);
+        }
+
         /* Get MC version */
         String bukkitver = getServer().getVersion();
         String mcver = "1.0.0";

src/main/java/org/dynmap/bukkit/SpoutPluginBlocks.java

@@ -0,0 +1,118 @@
+package org.dynmap.bukkit;
+
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.imageio.ImageIO;
+
+import org.dynmap.Log;
+import org.getspout.spoutapi.block.design.BlockDesign;
+import org.getspout.spoutapi.material.CustomBlock;
+import org.getspout.spoutapi.material.MaterialData;
+
+/**
+ * Handler for pulling spout-defined custom blocks into dynmap
+ * 
+ * Generates and maintains custom render data file (renderdata/spout-texture.txt) and
+ * directory of downloaded image files (texturepacks/standard/spout/plugin.blockid.png)
+ */
+public class SpoutPluginBlocks {
+
+    /* Process spout blocks - return true if something changed */
+    public boolean processSpoutBlocks(File datadir) {
+        int cnt = 0;
+        File f = new File(datadir, "texturepacks/standard/spout");
+        if(f.exists() == false)
+            f.mkdirs();
+        List<CustomBlock> blks = new ArrayList<CustomBlock>();
+        CustomBlock[] cb = MaterialData.getCustomBlocks();
+        /* Build new texture file as string */
+        StringBuilder sb = new StringBuilder();
+        /* Loop through blocks - try to freshen files, if needed */
+        for(CustomBlock b : cb) {
+            BlockDesign bd = b.getBlockDesign();
+            String blkid = bd.getTexturePlugin() + "." + b.getName();
+            File imgfile = new File(f, blkid + ".png");
+            BufferedImage img = null;
+            boolean urlloaded = false;
+            try {
+                URL url = new URL(bd.getTexureURL());
+                img = ImageIO.read(url);    /* Load skin for player */
+                urlloaded = true;
+            } catch (IOException iox) {
+                Log.severe("Error loading texture for custom block '" + blkid + "' (" + b.getCustomId() + ") from " + bd.getTexureURL() + "(" + iox.getMessage() + ")");
+                if(imgfile.exists()) {
+                    try {
+                        img = ImageIO.read(imgfile);    /* Load existing */
+                        Log.info("Loaded cached texture file for " + blkid);
+                    } catch (IOException iox2) {
+                        Log.severe("Error loading cached texture file for " + blkid + " - " + iox2.getMessage());
+                    }
+                }
+            }
+            if(img != null) {
+                try {
+                    if(urlloaded)
+                        ImageIO.write(img, "png", imgfile);
+                    blks.add(b);
+                    int w = img.getWidth();
+                    int h = img.getHeight();
+                    /* If width >= 6 times height, we're using custom for each side */
+                    sb.append("texturefile:id=" + blkid + ",filename=spout/" + blkid + ".png,xcount=" + w/h + ",ycount=1\n");
+                    if(w >= (6*h)) {
+                        sb.append("block:id=" + b.getCustomId() + ",data=*,bottom=0,north=1,south=2,east=3,west=4,top=5,txtid=" + blkid + "\n");
+                    }
+                    else {
+                        sb.append("block:id=" + b.getCustomId() + ",data=*,allfaces=0,txtid=" + blkid + "\n");
+                    }
+                    cnt++;
+                } catch (IOException iox) {
+                    Log.severe("Error writing " + blkid + ".png");
+                } finally {
+                    img.flush();
+                }
+            }
+        }
+        String rslt = sb.toString();
+        /* Now, generate spout texture file - see if changed */
+        File st = new File(datadir, "renderdata/spout-texture.txt");
+        if(st.exists()) {
+            FileReader fr = null;
+            StringBuilder sbold = new StringBuilder();
+            try {
+                fr = new FileReader(st);
+                int len;
+                char[] buf = new char[512];
+                while((len = fr.read(buf)) > 0) {
+                    sbold.append(buf, 0, len);
+                }
+            } catch (IOException iox) {
+            } finally {
+                if(fr != null) { try { fr.close(); } catch (IOException iox) {} }
+            }
+            /* If same, no changes */
+            if(sbold.equals(rslt)) {
+                Log.info("Loaded " + cnt + " Spout custom blocks");
+                return false;
+            }
+        }
+        FileWriter fw = null;
+        try {
+            fw = new FileWriter(st);
+            fw.write(rslt);
+        } catch (IOException iox) {
+            Log.severe("Error opening spout texture file - " + st.getPath());
+            return false;
+        } finally {
+            if(fw != null) { try { fw.close(); } catch (IOException iox) {} }
+        }
+        Log.info("Loaded " + cnt + " Spout custom blocks");
+        return false;
+    }
+}

src/main/resources/plugin.yml

@@ -2,7 +2,7 @@ name: dynmap
 main: org.dynmap.bukkit.DynmapPlugin
 version: "${project.version}-${BUILD_NUMBER}"
 authors: [FrozenCow, mikeprimm]
-softdepend: [ Permissions, PermissionEx, bPermissions, PermissionsBukkit]
+softdepend: [ Permissions, PermissionEx, bPermissions, PermissionsBukkit, SpoutMaterials ]
 commands:
   dynmap:
     description: Controls Dynmap.