From 5d3a57eeeb2c88d81857987bd6142a40b6968381 Mon Sep 17 00:00:00 2001
From: David Huynh <dfhuynh@gmail.com>
Date: Mon, 8 Mar 2010 02:34:25 +0000
Subject: [PATCH] Implemented project import and export commands (from/to .tar
 files).

git-svn-id: http://google-refine.googlecode.com/svn/trunk@234 7d457c2a-affb-35e4-300a-418c747d4874
---
 .classpath                                    |   1 +
 gridworks.bat                                 |  84 +++++-----
 lib/apache-tools-tar.jar                      | Bin 0 -> 21515 bytes
 .../metaweb/gridworks/GridworksServlet.java   |   4 +
 .../com/metaweb/gridworks/ProjectManager.java |  32 ++++
 .../commands/edit/CreateProjectCommand.java   |  23 +--
 .../commands/edit/ExportProjectCommand.java   |  94 +++++++++++
 .../commands/edit/ImportProjectCommand.java   | 157 ++++++++++++++++++
 .../com/metaweb/gridworks/model/Project.java  |   6 +-
 .../gridworks/util/ParsingUtilities.java      |  24 +++
 src/main/webapp/index.html                    |   2 +-
 src/main/webapp/scripts/project/menu-bar.js   |  27 ++-
 src/main/webapp/styles/index.css              |   5 +
 13 files changed, 392 insertions(+), 67 deletions(-)
 create mode 100644 lib/apache-tools-tar.jar
 create mode 100644 src/main/java/com/metaweb/gridworks/commands/edit/ExportProjectCommand.java
 create mode 100644 src/main/java/com/metaweb/gridworks/commands/edit/ImportProjectCommand.java

diff --git a/.classpath b/.classpath
index 80c2952c7..16370e936 100644
--- a/.classpath
+++ b/.classpath
@@ -16,5 +16,6 @@
 	<classpathentry kind="lib" path="lib/secondstring-20100303.jar" sourcepath="lib-src/secondstring-20100303-sources.jar"/>
 	<classpathentry kind="lib" path="lib/poi-3.6.jar"/>
 	<classpathentry kind="lib" path="lib/poi-ooxml-3.6.jar"/>
+	<classpathentry kind="lib" path="lib/apache-tools-tar.jar"/>
 	<classpathentry kind="output" path="build/classes"/>
 </classpath>
diff --git a/gridworks.bat b/gridworks.bat
index 988e89587..e7f9acdcd 100644
--- a/gridworks.bat
+++ b/gridworks.bat
@@ -8,7 +8,7 @@ rem
 rem JAVA_OPTIONS
 rem   Extra options to pass to the JVM
 rem
-
+
 if "%OS%"=="Windows_NT" @setlocal
 if "%OS%"=="WINNT" @setlocal
 
@@ -22,26 +22,26 @@ echo where [options] include:
 echo.
 echo  /h print this message and exit
 echo.
-echo  /p <port> the port that Gridworks will listen to
-echo     default: 3333
-echo.
-echo  /i <interface> the host interface gridworks should bind to
-echo     default: 127.0.0.1
-echo.
-echo  /w <path> path to the webapp
-echo     default src\main\webapp
-echo.
-echo  /d enable JVM debugging (on port 8000)
+echo  /p <port> the port that Gridworks will listen to
+echo     default: 3333
+echo.
+echo  /i <interface> the host interface gridworks should bind to
+echo     default: 127.0.0.1
+echo.
+echo  /w <path> path to the webapp
+echo     default src\main\webapp
+echo.
+echo  /d enable JVM debugging (on port 8000)
 echo.
 echo  /x enable JMX monitoring (for jconsole and friends)
 echo.
-echo and <action> is one of
-echo.
-echo   build ..................... Build Gridworks      
-echo   run ....................... Run Gridworks
-echo.
-echo   clean ..................... Clean compiled classes
-echo   distclean ................. Remove all generated files
+echo and <action> is one of
+echo.
+echo   build ..................... Build Gridworks      
+echo   run ....................... Run Gridworks
+echo.
+echo   clean ..................... Clean compiled classes
+echo   distclean ................. Remove all generated files
 echo.
 goto end
 
@@ -73,16 +73,16 @@ goto endArgumentParsing
 :arg-p
 set GRIDWORKS_PORT=%2
 goto shift2loop
-
-:arg-i
-set GRIDWORKS_HOST=%2
-goto shift2loop
-
-:arg-w
-set GRIDWORKS_WEBAPP=%2
-goto shift2loop
-
-:arg-d
+
+:arg-i
+set GRIDWORKS_HOST=%2
+goto shift2loop
+
+:arg-w
+set GRIDWORKS_WEBAPP=%2
+goto shift2loop
+
+:arg-d
 set OPTS=%OPTS% -Xdebug -Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n
 goto shift2loop
 
@@ -108,43 +108,43 @@ if not "%GRIDWORKS_PORT%" == "" goto gotPort
 set GRIDWORKS_PORT=3333
 :gotPort
 set OPTS=%OPTS% -Dgridworks.port=%GRIDWORKS_PORT%
-
+
 if not "%GRIDWORKS_HOST%" == "" goto gotHost
 set GRIDWORKS_HOST=127.0.0.1
 :gotHOST
 set OPTS=%OPTS% -Dgridworks.host=%GRIDWORKS_HOST%
-
+
 if not "%GRIDWORKS_WEBAPP%" == "" goto gotHost
 set GRIDWORKS_WEBAPP=src\main\webapp
 :gotHOST
 set OPTS=%OPTS% -Dgridworks.webapp=%GRIDWORKS_WEBAPP%
-
+
 if not "%GRIDWORKS_BUILD_DIR%" == "" goto gotBuildDir
 set GRIDWORKS_BUILD_DIR=build
 :gotBuildDir
-
+
 if not "%GRIDWORKS_LIB_DIR%" == "" goto gotLibDir
 set GRIDWORKS_LIB_DIR=lib
 :gotLibDir
 
 rem ----- Respond to the action ----------------------------------------------------------
-
+
 set ACTION=%1
 
 if ""%ACTION%"" == ""build"" goto doAnt
 if ""%ACTION%"" == ""clean"" goto doAnt
 if ""%ACTION%"" == ""distclean"" goto doAnt
 if ""%ACTION%"" == ""run"" goto doRun
-
-goto usage
+
+goto usage
 
 :doRun
-set CLASSPATH="%GRIDWORKS_BUILD_DIR%\classes;%GRIDWORKS_LIB_DIR%\*"
-"%JAVA_HOME%\bin\java.exe" -cp %CLASSPATH% %OPTS% -Djava.library.path=lib/native/windows com.metaweb.gridworks.Gridworks
-goto end
-
-:doAnt
-ant -f build.xml -Dbuild.dir="%GRIDWORKS_BUILD_DI%" -Ddist.dir="%GRIDWORKS_DIST_DIR%" -Dversion="%VERSION%" %ACTION%
-goto end
+set CLASSPATH="%GRIDWORKS_BUILD_DIR%\classes;%GRIDWORKS_LIB_DIR%\*"
+"%JAVA_HOME%\bin\java.exe" -cp %CLASSPATH% %OPTS% -Djava.library.path=lib/native/windows com.metaweb.gridworks.Gridworks
+goto end
+
+:doAnt
+ant -f build.xml -Dbuild.dir="%GRIDWORKS_BUILD_DIR%" -Ddist.dir="%GRIDWORKS_DIST_DIR%" -Dversion="%VERSION%" %ACTION%
+goto end
 
 :end
diff --git a/lib/apache-tools-tar.jar b/lib/apache-tools-tar.jar
new file mode 100644
index 0000000000000000000000000000000000000000..fecb8382557985ab592f234d41ee1424f7aafe62
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znMpbCMN$c~pCvbu?jTQv37c&wz<tA1rC-r52umb%SDJ44ASVgBt2?@*O%=6GhZcq;
z4qslsbN2=JNX7!FOSt(+m@k20#ulqhwoBuTQ_1pW9KAkF3wydK3Zz$IInsUI$W0Qx
zq%vY`c=MifZ9Ez5p<E^DJ%wwq9Z@Nn2s36#xzbb}dFF`xKFi@h+b|ay#-XHk;UDXG
zH<q0!wu_Toy3WG`(elz7rx`hCf+OdM{<_D>oM5YTU*e=!Nhxl25S~HHJYU-4PRIU6
zP<Q=#id1+oGwbn-oYXnjpI0xo?XY9oF&h#*JVE-4Z9D!I8ob{fjF-z3FFF|i9e-<N
zyv%Y@w0Jr9dr`Fb8y3GV|5dwqdC^5A_;On8LU;U)jb9Ps{~;j!C*fu5=0(WtH*mlD
zA^%4BACa>^X)mkp7rxKmC<p$X_CH;qfAU^dWG^)P-_Q{KJMSL~{-30mk7)n?QeonM
rC%q)?{z-WG<GDE5{YIbC-w7|D^B@}62`*M$)P8zg!NUuAbaD58iG_C?

literal 0
HcmV?d00001

diff --git a/src/main/java/com/metaweb/gridworks/GridworksServlet.java b/src/main/java/com/metaweb/gridworks/GridworksServlet.java
index 8ea2b1e86..d51428f52 100644
--- a/src/main/java/com/metaweb/gridworks/GridworksServlet.java
+++ b/src/main/java/com/metaweb/gridworks/GridworksServlet.java
@@ -18,6 +18,8 @@ import com.metaweb.gridworks.commands.edit.AnnotateRowsCommand;
 import com.metaweb.gridworks.commands.edit.ApplyOperationsCommand;
 import com.metaweb.gridworks.commands.edit.CreateProjectCommand;
 import com.metaweb.gridworks.commands.edit.DeleteProjectCommand;
+import com.metaweb.gridworks.commands.edit.ExportProjectCommand;
+import com.metaweb.gridworks.commands.edit.ImportProjectCommand;
 import com.metaweb.gridworks.commands.edit.TextTransformCommand;
 import com.metaweb.gridworks.commands.edit.EditOneCellCommand;
 import com.metaweb.gridworks.commands.edit.MassEditCommand;
@@ -60,6 +62,8 @@ public class GridworksServlet extends HttpServlet {
     
     static {
         _commands.put("create-project-from-upload", new CreateProjectCommand());
+        _commands.put("import-project", new ImportProjectCommand());
+        _commands.put("export-project", new ExportProjectCommand());
         _commands.put("export-rows", new ExportRowsCommand());
         
         _commands.put("get-project-metadata", new GetProjectMetadataCommand());
diff --git a/src/main/java/com/metaweb/gridworks/ProjectManager.java b/src/main/java/com/metaweb/gridworks/ProjectManager.java
index 75ba90f8f..7c158b385 100644
--- a/src/main/java/com/metaweb/gridworks/ProjectManager.java
+++ b/src/main/java/com/metaweb/gridworks/ProjectManager.java
@@ -117,6 +117,38 @@ public class ProjectManager {
         }
     }
     
+    public void importProject(long projectID) {
+        synchronized (this) {
+            ProjectMetadata metadata = ProjectMetadata.load(getProjectDir(projectID));
+        
+            _projectsMetadata.put(projectID, metadata);
+        }
+    }
+    
+    public void ensureProjectSaved(long id) {
+        synchronized (this) {
+            File projectDir = getProjectDir(id);
+            
+            ProjectMetadata metadata = _projectsMetadata.get(id);
+            if (metadata != null) {
+                try {
+                    metadata.save(projectDir);
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+            
+            Project project = _projects.get(id);
+            if (project != null && metadata.getModified().after(project.lastSave)) {
+                try {
+                    project.save();
+                } catch (Exception e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+    }
+    
     public ProjectMetadata getProjectMetadata(long id) {
         return _projectsMetadata.get(id);
     }
diff --git a/src/main/java/com/metaweb/gridworks/commands/edit/CreateProjectCommand.java b/src/main/java/com/metaweb/gridworks/commands/edit/CreateProjectCommand.java
index 6125672fe..1332724a7 100644
--- a/src/main/java/com/metaweb/gridworks/commands/edit/CreateProjectCommand.java
+++ b/src/main/java/com/metaweb/gridworks/commands/edit/CreateProjectCommand.java
@@ -38,7 +38,7 @@ public class CreateProjectCommand extends Command {
             throws ServletException, IOException {
         
         try {
-            Properties options = parseUrlParameters(request);
+            Properties options = ParsingUtilities.parseUrlParameters(request);
             Project project = new Project();
             
             internalImport(request, project, options);
@@ -60,27 +60,6 @@ public class CreateProjectCommand extends Command {
         }
     }
     
-    protected Properties parseUrlParameters(HttpServletRequest request) {
-        Properties options = new Properties();
-        
-        String query = request.getQueryString();
-        if (query != null) {
-            if (query.startsWith("?")) {
-                query = query.substring(1);
-            }
-            
-            String[] pairs = query.split("&");
-            for (String pairString : pairs) {
-                int equal = pairString.indexOf('=');
-                String name = equal >= 0 ? pairString.substring(0, equal) : "";
-                String value = equal >= 0 ? ParsingUtilities.decode(pairString.substring(equal + 1)) : "";
-                
-                options.put(name, value);
-            }
-        }
-        return options;
-    }
-    
     protected void internalImport(
         HttpServletRequest    request,
         Project                project,
diff --git a/src/main/java/com/metaweb/gridworks/commands/edit/ExportProjectCommand.java b/src/main/java/com/metaweb/gridworks/commands/edit/ExportProjectCommand.java
new file mode 100644
index 000000000..e96bdb622
--- /dev/null
+++ b/src/main/java/com/metaweb/gridworks/commands/edit/ExportProjectCommand.java
@@ -0,0 +1,94 @@
+package com.metaweb.gridworks.commands.edit;
+
+import java.io.File; 
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.tools.tar.TarEntry;
+import org.apache.tools.tar.TarOutputStream;
+
+import com.metaweb.gridworks.ProjectManager;
+import com.metaweb.gridworks.commands.Command;
+import com.metaweb.gridworks.model.Project;
+
+public class ExportProjectCommand extends Command {
+
+    @Override
+    public void doPost(HttpServletRequest request, HttpServletResponse response)
+            throws ServletException, IOException {
+        
+        try {
+            Project project = getProject(request);
+            ProjectManager.singleton.ensureProjectSaved(project.id);
+            
+            response.setHeader("Content-Type", "application/x-tar");
+            
+            OutputStream os = response.getOutputStream();
+            try {
+                tarToOutputStream(
+                    ProjectManager.singleton.getProjectDir(project.id),
+                    os
+                );
+            } finally {
+                os.close();
+            }
+        } catch (Exception e) {
+            respondException(response, e);
+        }
+    }
+    
+    protected void tarToOutputStream(File dir, OutputStream os) throws IOException {
+        TarOutputStream tos = new TarOutputStream(os);
+        try {
+            tarDir("", dir, tos);
+        } finally {
+            tos.close();
+        }
+    }
+    
+    protected void tarDir(String relative, File dir, TarOutputStream tos) throws IOException {
+        File[] files = dir.listFiles();
+        for (File file : files) {
+            if (!file.isHidden()) {
+                String path = relative + file.getName();
+                
+                if (file.isDirectory()) {
+                    tarDir(path + File.separator, file, tos);
+                } else {
+                    TarEntry entry = new TarEntry(path);
+                    
+                    entry.setMode(TarEntry.DEFAULT_FILE_MODE);
+                    entry.setSize(file.length());
+                    entry.setModTime(file.lastModified());
+                    
+                    tos.putNextEntry(entry);
+                    
+                    copyFile(file, tos);
+                    
+                    tos.closeEntry();
+                }
+            }
+        }
+    }
+    
+    protected void copyFile(File file, OutputStream os) throws IOException {
+        final int buffersize = 4096;
+        
+        FileInputStream fis = new FileInputStream(file);
+        try {
+            byte[] buf = new byte[buffersize];
+            int count;
+            
+            while((count = fis.read(buf, 0, buffersize)) != -1) {
+                os.write(buf, 0, count);      
+            }  
+        } finally {
+            fis.close();
+        }
+    }
+}
diff --git a/src/main/java/com/metaweb/gridworks/commands/edit/ImportProjectCommand.java b/src/main/java/com/metaweb/gridworks/commands/edit/ImportProjectCommand.java
new file mode 100644
index 000000000..1c5f429e9
--- /dev/null
+++ b/src/main/java/com/metaweb/gridworks/commands/edit/ImportProjectCommand.java
@@ -0,0 +1,157 @@
+package com.metaweb.gridworks.commands.edit;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.Properties;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.apache.tools.tar.TarEntry;
+import org.apache.tools.tar.TarInputStream;
+
+import com.metaweb.gridworks.ProjectManager;
+import com.metaweb.gridworks.commands.Command;
+import com.metaweb.gridworks.model.Project;
+import com.metaweb.gridworks.util.ParsingUtilities;
+import com.oreilly.servlet.multipart.FilePart;
+import com.oreilly.servlet.multipart.MultipartParser;
+import com.oreilly.servlet.multipart.ParamPart;
+import com.oreilly.servlet.multipart.Part;
+
+public class ImportProjectCommand extends Command {
+
+    @Override
+    public void doPost(HttpServletRequest request, HttpServletResponse response)
+            throws ServletException, IOException {
+        
+        try {
+            Properties options = ParsingUtilities.parseUrlParameters(request);
+            long projectID = Project.generateID();
+            
+            internalImport(request, options, projectID);
+
+            ProjectManager.singleton.importProject(projectID);
+            if (options.containsKey("project-name")) {
+                String projectName = options.getProperty("project-name");
+                if (projectName != null && projectName.length() > 0) {
+                    ProjectManager.singleton.getProjectMetadata(projectID).setName(projectName);
+                }
+            }
+            
+            redirect(response, "/project.html?project=" + projectID);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+    
+    protected void internalImport(
+        HttpServletRequest    request,
+        Properties            options,
+        long                  projectID
+    ) throws Exception {
+        MultipartParser parser = null;
+        try {
+            parser = new MultipartParser(request, 20 * 1024 * 1024);
+        } catch (Exception e) {
+            // silent
+        }
+        
+        if (parser != null) {
+            Part part = null;
+            String url = null;
+            
+            while ((part = parser.readNextPart()) != null) {
+                if (part.isFile()) {
+                    FilePart filePart = (FilePart) part;
+                    InputStream inputStream = filePart.getInputStream();
+                    try {
+                        internalImportInputStream(projectID, inputStream);
+                    } finally {
+                        inputStream.close();
+                    }
+                } else if (part.isParam()) {
+                    ParamPart paramPart = (ParamPart) part;
+                    String paramName = paramPart.getName();
+                    if (paramName.equals("url")) {
+                        url = paramPart.getStringValue();
+                    } else {
+                        options.put(paramName, paramPart.getStringValue());
+                    }
+                }
+            }
+            
+            if (url != null && url.length() > 0) {
+                internalImportURL(request, options, projectID, url);
+            }
+        }
+    }
+    
+    protected void internalImportURL(
+        HttpServletRequest    request,
+        Properties            options,
+        long                  projectID,
+        String                urlString
+    ) throws Exception {
+        URL url = new URL(urlString);
+        URLConnection connection = null;
+        
+        try {
+            connection = url.openConnection();
+            connection.setConnectTimeout(5000);
+            connection.connect();
+        } catch (Exception e) {
+            throw new Exception("Cannot connect to " + urlString, e);
+        }
+        
+        InputStream inputStream = null;
+        try {
+            inputStream = connection.getInputStream();
+        } catch (Exception e) {
+            throw new Exception("Cannot retrieve content from " + url, e);
+        }
+        
+        try {
+            internalImportInputStream(projectID, inputStream);
+        } finally {
+            inputStream.close();
+        }
+    }
+    
+    protected void internalImportInputStream(long projectID, InputStream inputStream) throws IOException {
+        File destDir = ProjectManager.singleton.getProjectDir(projectID);
+        destDir.mkdirs();
+        
+        untar(destDir, inputStream);
+    }
+    
+    protected void untar(File destDir, InputStream inputStream) throws IOException {
+        TarInputStream tin = new TarInputStream(inputStream);
+        TarEntry tarEntry = null;
+        
+        while ((tarEntry = tin.getNextEntry()) != null) {
+            File destEntry = new File(destDir, tarEntry.getName());
+            File parent = destEntry.getParentFile();
+            
+            if (!parent.exists()) {
+                parent.mkdirs();
+            }
+            
+            if (tarEntry.isDirectory()) {
+                destEntry.mkdirs();
+            } else {
+                FileOutputStream fout = new FileOutputStream(destEntry);
+                try {
+                    tin.copyEntryContents(fout);
+                } finally {
+                    fout.close();
+                }
+            }
+        }
+    }
+}
diff --git a/src/main/java/com/metaweb/gridworks/model/Project.java b/src/main/java/com/metaweb/gridworks/model/Project.java
index ec1812e96..2f4a264ba 100644
--- a/src/main/java/com/metaweb/gridworks/model/Project.java
+++ b/src/main/java/com/metaweb/gridworks/model/Project.java
@@ -38,8 +38,12 @@ public class Project {
     transient public ProcessManager processManager = new ProcessManager();
     transient public Date lastSave = new Date();
     
+    static public long generateID() {
+        return System.currentTimeMillis() + Math.round(Math.random() * 1000000000000L);
+    }
+    
     public Project() {
-        id = System.currentTimeMillis() + Math.round(Math.random() * 1000000000000L);
+        id = generateID();
         history = new History(this);
     }
     
diff --git a/src/main/java/com/metaweb/gridworks/util/ParsingUtilities.java b/src/main/java/com/metaweb/gridworks/util/ParsingUtilities.java
index 990ae7e90..46eda1cc7 100644
--- a/src/main/java/com/metaweb/gridworks/util/ParsingUtilities.java
+++ b/src/main/java/com/metaweb/gridworks/util/ParsingUtilities.java
@@ -8,6 +8,9 @@ import java.io.UnsupportedEncodingException;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.Properties;
+
+import javax.servlet.http.HttpServletRequest;
 
 import org.apache.commons.codec.DecoderException;
 import org.apache.commons.codec.net.URLCodec;
@@ -19,6 +22,27 @@ import org.json.JSONTokener;
 public class ParsingUtilities {
     static public SimpleDateFormat s_sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
     
+    static public Properties parseUrlParameters(HttpServletRequest request) {
+        Properties options = new Properties();
+        
+        String query = request.getQueryString();
+        if (query != null) {
+            if (query.startsWith("?")) {
+                query = query.substring(1);
+            }
+            
+            String[] pairs = query.split("&");
+            for (String pairString : pairs) {
+                int equal = pairString.indexOf('=');
+                String name = equal >= 0 ? pairString.substring(0, equal) : "";
+                String value = equal >= 0 ? ParsingUtilities.decode(pairString.substring(equal + 1)) : "";
+                
+                options.put(name, value);
+            }
+        }
+        return options;
+    }
+    
     static public String inputStreamToString(InputStream is) throws IOException {
         Reader reader = new InputStreamReader(is, "UTF-8");
         try {
diff --git a/src/main/webapp/index.html b/src/main/webapp/index.html
index a20aafd5b..b2b75e05c 100644
--- a/src/main/webapp/index.html
+++ b/src/main/webapp/index.html
@@ -1 +1 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
    <title>Gridworks</title>
    <link rel="stylesheet" href="/styles/common.css" />
    <link rel="stylesheet" href="/styles/index.css" />
    
    <script type="text/javascript" src="externals/jquery-1.4.1.min.js"></script>
    <script type="text/javascript" src="externals/date.js"></script>
    
    <script type="text/javascript" src="scripts/util/string.js"></script>
    <script type="text/javascript" src="scripts/index.js"></script>
</head>
<body>
    <div id="header">
        <a id="logo" href="http://www.metaweb.com/"><img alt="Metaweb" src="images/metaweb-headerlogo.png" /></a>
    </div>
    <div id="body">
        <div id="body-empty">
            <table><tr>
                <td id="body-empty-logo-container"><img src="images/gridworks.png" /> Gridworks</td>
                <td id="body-empty-create-project-panel-container"></td>
            </tr></table>
        </div>
        
        <div id="body-nonempty">
            <table><tr>
                <td id="body-nonempty-logo-container"><img src="images/gridworks.png" /> Gridworks</td>
                <td id="body-nonempty-projects-container">
                    <div id="projects"></div>
                </td>
                <td id="body-nonempty-create-project-panel-container"></td>
            </tr></table>
            
        </div>
    </div>
    <div id="footer">
        <a href="about.html">About Gridworks</a>
        &bull; 
        &copy; 2010 <a href="http://www.metaweb.com/">Metaweb Technologies, Inc.</a>
    </div>
    
    <div id="body-template">
        <div id="create-project-panel">
            <form id="file-upload-form" method="post" enctype="multipart/form-data" action="/command/create-project-from-upload" accept-charset="UTF-8">
                <table id="create-project-panel-layout">
                    <tr><td>Data File:</td><td>
                        <input type="file" id="project-file-input" name="project-file" />
                    </td></tr>
                    <tr><td>Project Name:</td><td>
                        <input type="text" size="30" id="project-name-input" name="project-name" />
                    </td></tr>
                    <tr><td>Load up to:</td><td>
                        <input id="limit-input" name="limit" size="5" /> data rows (optional)
                    </td></tr>
                    <tr><td>Skip:</td><td>
                        <input id="skip-input" name="skip" size="5" /> initial data rows (optional)
                    </td></tr>
                    <tr><td></td><td>
                        <input type="submit" value="Create Project" id="upload-file-button" />
                    </td></tr>
                </table>
            </form>
        </div>
    </div>
</body>
</html>
\ No newline at end of file
+<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
    <title>Gridworks</title>
    <link rel="stylesheet" href="/styles/common.css" />
    <link rel="stylesheet" href="/styles/index.css" />
    
    <script type="text/javascript" src="externals/jquery-1.4.1.min.js"></script>
    <script type="text/javascript" src="externals/date.js"></script>
    
    <script type="text/javascript" src="scripts/util/string.js"></script>
    <script type="text/javascript" src="scripts/index.js"></script>
</head>
<body>
    <div id="header">
        <a id="logo" href="http://www.metaweb.com/"><img alt="Metaweb" src="images/metaweb-headerlogo.png" /></a>
    </div>
    <div id="body">
        <div id="body-empty">
            <table><tr>
                <td id="body-empty-logo-container"><img src="images/gridworks.png" /> Gridworks</td>
                <td id="body-empty-create-project-panel-container"></td>
            </tr></table>
        </div>
        
        <div id="body-nonempty">
            <table><tr>
                <td id="body-nonempty-logo-container"><img src="images/gridworks.png" /> Gridworks</td>
                <td id="body-nonempty-projects-container">
                    <div id="projects"></div>
                </td>
                <td id="body-nonempty-create-project-panel-container"></td>
            </tr></table>
            
        </div>
    </div>
    <div id="footer">
        <a href="about.html">About Gridworks</a>
        &bull; 
        &copy; 2010 <a href="http://www.metaweb.com/">Metaweb Technologies, Inc.</a>
    </div>
    
    <div id="body-template">
        <div id="create-project-panel">
            <h1>Upload Data File</h1>
            <form id="file-upload-form" method="post" enctype="multipart/form-data" action="/command/create-project-from-upload" accept-charset="UTF-8">
                <table id="create-project-panel-layout">
                    <tr><td>Data File:</td><td>
                        <input type="file" id="project-file-input" name="project-file" />
                    </td></tr>
                    <tr><td>Project Name:</td><td>
                        <input type="text" size="30" id="project-name-input" name="project-name" />
                    </td></tr>
                    <tr><td>Load up to:</td><td>
                        <input id="limit-input" name="limit" size="5" /> data rows (optional)
                    </td></tr>
                    <tr><td>Skip:</td><td>
                        <input id="skip-input" name="skip" size="5" /> initial data rows (optional)
                    </td></tr>
                    <tr><td></td><td>
                        <input type="submit" value="Create Project" id="upload-file-button" />
                    </td></tr>
                </table>
            </form>
            
            <h1>Import Existing Project</h1>
            <form id="project-upload-form" method="post" enctype="multipart/form-data" action="/command/import-project" accept-charset="UTF-8">
                <table id="import-project-panel-layout">
                    <tr><td>Project TAR File:</td><td>
                        <input type="file" id="project-tar-file-input" name="project-file" />
                    </td></tr>
                    <tr><td>Re-name Project:</td><td>
                        <input type="text" size="30" id="project-name-input" name="project-name" /> (optional)
                    </td></tr>
                    <tr><td></td><td>
                        <input type="submit" value="Import Project" id="import-project-button" />
                    </td></tr>
                </table>
            </form>
        </div>
    </div>
</body>
</html>
\ No newline at end of file
diff --git a/src/main/webapp/scripts/project/menu-bar.js b/src/main/webapp/scripts/project/menu-bar.js
index d1a62d536..1d000b57f 100644
--- a/src/main/webapp/scripts/project/menu-bar.js
+++ b/src/main/webapp/scripts/project/menu-bar.js
@@ -12,7 +12,7 @@ MenuBar.prototype._initializeUI = function() {
 
     var self = this;
     
-    this._createTopLevelMenuItem("Data Set", [
+    this._createTopLevelMenuItem("Project", [
         {
             "label": "Export Filtered Rows",
             "submenu": [
@@ -25,6 +25,10 @@ MenuBar.prototype._initializeUI = function() {
                     "click": function() { self._doExportRows("tripleloader", "txt"); }
                 }
             ]
+        },
+        {
+            "label": "Export Project",
+            "click": function() { self._exportProject(); }
         }
     ]);
     this._createTopLevelMenuItem("Schemas", [
@@ -161,6 +165,27 @@ MenuBar.prototype._doExportRows = function(format, ext) {
     document.body.removeChild(form);
 };
 
+MenuBar.prototype._exportProject = function() {
+    var name = theProject.metadata.name.replace(/\W/g, ' ').replace(/\s+/g, '-');
+    var form = document.createElement("form");
+    $(form)
+        .css("display", "none")
+        .attr("method", "post")
+        .attr("action", "/command/export-project/" + name + ".gridworks.tar")
+        .attr("target", "gridworks-export"); 
+    $('<input />')
+        .attr("name", "project")
+        .attr("value", theProject.id)
+        .appendTo(form);
+        
+    document.body.appendChild(form);
+
+    window.open("about:blank", "gridworks-export");
+    form.submit();
+
+    document.body.removeChild(form);
+};
+
 MenuBar.prototype._doAutoSchemaAlignment = function() {
     //SchemaAlignment.autoAlign();
 };
diff --git a/src/main/webapp/styles/index.css b/src/main/webapp/styles/index.css
index a3fb98c3f..7c8abf744 100644
--- a/src/main/webapp/styles/index.css
+++ b/src/main/webapp/styles/index.css
@@ -53,6 +53,11 @@
     padding-bottom: 0px;
 }
 
+#create-project-panel h1 {
+    font-size: 120%;
+    margin: 1em 0;
+}
+
 #projects {
     white-space: pre;
 }