first commit

src/main/java/com/baidu/ueditor/ActionEnter.java

@@ -0,0 +1,127 @@
+package com.baidu.ueditor;
+
+import java.util.Map;
+
+import javax.servlet.http.HttpServletRequest;
+
+import com.baidu.ueditor.define.ActionMap;
+import com.baidu.ueditor.define.AppInfo;
+import com.baidu.ueditor.define.BaseState;
+import com.baidu.ueditor.define.State;
+import com.baidu.ueditor.hunter.FileManager;
+import com.baidu.ueditor.hunter.ImageHunter;
+import com.baidu.ueditor.upload.Uploader;
+
+public class ActionEnter {
+	
+	private HttpServletRequest request = null;
+	
+	private String rootPath = null;
+	private String contextPath = null;
+	
+	private String actionType = null;
+	
+	private ConfigManager configManager = null;
+
+	public ActionEnter ( HttpServletRequest request, String rootPath ) {
+		
+		this.request = request;
+		this.rootPath = rootPath;
+		this.actionType = request.getParameter( "action" );
+		this.contextPath = request.getContextPath();
+		this.configManager = ConfigManager.getInstance( this.rootPath, this.contextPath, request.getRequestURI() );
+		
+	}
+	
+	public String exec () {
+		
+		String callbackName = this.request.getParameter("callback");
+		
+		if ( callbackName != null ) {
+
+			if ( !validCallbackName( callbackName ) ) {
+				return new BaseState( false, AppInfo.ILLEGAL ).toJSONString();
+			}
+			
+			return callbackName+"("+this.invoke()+");";
+			
+		} else {
+			return this.invoke();
+		}
+
+	}
+	
+	public String invoke() {
+		
+		if ( actionType == null || !ActionMap.mapping.containsKey( actionType ) ) {
+			return new BaseState( false, AppInfo.INVALID_ACTION ).toJSONString();
+		}
+		
+		if ( this.configManager == null || !this.configManager.valid() ) {
+			return new BaseState( false, AppInfo.CONFIG_ERROR ).toJSONString();
+		}
+		
+		State state = null;
+		
+		int actionCode = ActionMap.getType( this.actionType );
+		
+		Map<String, Object> conf = null;
+		
+		switch ( actionCode ) {
+		
+			case ActionMap.CONFIG:
+				return this.configManager.getAllConfig().toString();
+				
+			case ActionMap.UPLOAD_IMAGE:
+			case ActionMap.UPLOAD_SCRAWL:
+			case ActionMap.UPLOAD_VIDEO:
+			case ActionMap.UPLOAD_FILE:
+				conf = this.configManager.getConfig( actionCode );
+				state = new Uploader( request, conf ).doExec();
+				break;
+				
+			case ActionMap.CATCH_IMAGE:
+				conf = configManager.getConfig( actionCode );
+				String[] list = this.request.getParameterValues( (String)conf.get( "fieldName" ) );
+				state = new ImageHunter( conf ).capture( list );
+				break;
+				
+			case ActionMap.LIST_IMAGE:
+			case ActionMap.LIST_FILE:
+				conf = configManager.getConfig( actionCode );
+				int start = this.getStartIndex();
+				state = new FileManager( conf ).listFile( start );
+				break;
+				
+		}
+		
+		return state.toJSONString();
+		
+	}
+	
+	public int getStartIndex () {
+		
+		String start = this.request.getParameter( "start" );
+		
+		try {
+			return Integer.parseInt( start );
+		} catch ( Exception e ) {
+			return 0;
+		}
+		
+	}
+	
+	/**
+	 * callback参数验证
+	 */
+	public boolean validCallbackName ( String name ) {
+		
+		if ( name.matches( "^[a-zA-Z_]+[\\w0-9_]*$" ) ) {
+			return true;
+		}
+		
+		return false;
+		
+	}
+	
+}

src/main/java/com/baidu/ueditor/ConfigManager.java

@@ -0,0 +1,230 @@
+package com.baidu.ueditor;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.UnsupportedEncodingException;
+import java.net.URISyntaxException;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.json.JSONArray;
+import org.json.JSONObject;
+
+import com.baidu.ueditor.define.ActionMap;
+
+/**
+ * 配置管理器
+ * @author hancong03@baidu.com
+ *
+ */
+public final class ConfigManager {
+
+	private final String rootPath;
+	private final String originalPath;
+	private final String contextPath;
+	private static final String configFileName = "uedit-config.json";
+	private String parentPath = null;
+	private JSONObject jsonConfig = null;
+	// 涂鸦上传filename定义
+	private final static String SCRAWL_FILE_NAME = "scrawl";
+	// 远程图片抓取filename定义
+	private final static String REMOTE_FILE_NAME = "remote";
+	
+	/*
+	 * 通过一个给定的路径构建一个配置管理器， 该管理器要求地址路径所在目录下必须存在config.properties文件
+	 */
+	private ConfigManager ( String rootPath, String contextPath, String uri ) throws FileNotFoundException, IOException {
+		
+		rootPath = rootPath.replace( "\\", "/" );
+		
+		this.rootPath = rootPath;
+		this.contextPath = contextPath;
+		
+		if ( contextPath.length() > 0 ) {
+			this.originalPath = this.rootPath + uri.substring( contextPath.length() );
+		} else {
+			this.originalPath = this.rootPath + uri;
+		}
+		
+		this.initEnv();
+		
+	}
+	
+	/**
+	 * 配置管理器构造工厂
+	 * @param rootPath 服务器根路径
+	 * @param contextPath 服务器所在项目路径
+	 * @param uri 当前访问的uri
+	 * @return 配置管理器实例或者null
+	 */
+	public static ConfigManager getInstance ( String rootPath, String contextPath, String uri ) {
+		
+		try {
+			return new ConfigManager(rootPath, contextPath, uri);
+		} catch ( Exception e ) {
+			return null;
+		}
+		
+	}
+	
+	// 验证配置文件加载是否正确
+	public boolean valid () {
+		return this.jsonConfig != null;
+	}
+	
+	public JSONObject getAllConfig () {
+		
+		return this.jsonConfig;
+		
+	}
+	
+	public Map<String, Object> getConfig ( int type ) {
+		
+		Map<String, Object> conf = new HashMap<String, Object>();
+		String savePath = null;
+		
+		switch ( type ) {
+		
+			case ActionMap.UPLOAD_FILE:
+				conf.put( "isBase64", "false" );
+				conf.put( "maxSize", this.jsonConfig.getLong( "fileMaxSize" ) );
+				conf.put( "allowFiles", this.getArray( "fileAllowFiles" ) );
+				conf.put( "fieldName", this.jsonConfig.getString( "fileFieldName" ) );
+				savePath = this.jsonConfig.getString( "filePathFormat" );
+				break;
+				
+			case ActionMap.UPLOAD_IMAGE:
+				conf.put( "isBase64", "false" );
+				conf.put( "maxSize", this.jsonConfig.getLong( "imageMaxSize" ) );
+				conf.put( "allowFiles", this.getArray( "imageAllowFiles" ) );
+				conf.put( "fieldName", this.jsonConfig.getString( "imageFieldName" ) );
+				savePath = this.jsonConfig.getString( "imagePathFormat" );
+				break;
+				
+			case ActionMap.UPLOAD_VIDEO:
+				conf.put( "maxSize", this.jsonConfig.getLong( "videoMaxSize" ) );
+				conf.put( "allowFiles", this.getArray( "videoAllowFiles" ) );
+				conf.put( "fieldName", this.jsonConfig.getString( "videoFieldName" ) );
+				savePath = this.jsonConfig.getString( "videoPathFormat" );
+				break;
+				
+			case ActionMap.UPLOAD_SCRAWL:
+				conf.put( "filename", ConfigManager.SCRAWL_FILE_NAME );
+				conf.put( "maxSize", this.jsonConfig.getLong( "scrawlMaxSize" ) );
+				conf.put( "fieldName", this.jsonConfig.getString( "scrawlFieldName" ) );
+				conf.put( "isBase64", "true" );
+				savePath = this.jsonConfig.getString( "scrawlPathFormat" );
+				break;
+				
+			case ActionMap.CATCH_IMAGE:
+				conf.put( "filename", ConfigManager.REMOTE_FILE_NAME );
+				conf.put( "filter", this.getArray( "catcherLocalDomain" ) );
+				conf.put( "maxSize", this.jsonConfig.getLong( "catcherMaxSize" ) );
+				conf.put( "allowFiles", this.getArray( "catcherAllowFiles" ) );
+				conf.put( "fieldName", this.jsonConfig.getString( "catcherFieldName" ) + "[]" );
+				savePath = this.jsonConfig.getString( "catcherPathFormat" );
+				break;
+				
+			case ActionMap.LIST_IMAGE:
+				conf.put( "allowFiles", this.getArray( "imageManagerAllowFiles" ) );
+				conf.put( "dir", this.jsonConfig.getString( "imageManagerListPath" ) );
+				conf.put( "count", this.jsonConfig.getInt( "imageManagerListSize" ) );
+				break;
+				
+			case ActionMap.LIST_FILE:
+				conf.put( "allowFiles", this.getArray( "fileManagerAllowFiles" ) );
+				conf.put( "dir", this.jsonConfig.getString( "fileManagerListPath" ) );
+				conf.put( "count", this.jsonConfig.getInt( "fileManagerListSize" ) );
+				break;
+				
+		}
+		
+		conf.put( "savePath", savePath );
+		conf.put( "rootPath", this.rootPath );
+		
+		return conf;
+		
+	}
+	
+	private void initEnv () throws FileNotFoundException, IOException {
+		
+		File file = new File( this.originalPath );
+		
+		if ( !file.isAbsolute() ) {
+			file = new File( file.getAbsolutePath() );
+		}
+		
+		this.parentPath = file.getParent();
+		
+		String configContent = this.readFile( this.getConfigPath() );
+		
+		try{
+			JSONObject jsonConfig = new JSONObject( configContent );
+			this.jsonConfig = jsonConfig;
+		} catch ( Exception e ) {
+			this.jsonConfig = null;
+		}
+		
+	}
+	
+	private String getConfigPath () {
+//		return this.parentPath + File.separator + ConfigManager.configFileName;
+		// 修改源码
+		try{
+			return this.getClass().getClassLoader().getResource("uedit-config.json").toURI().getPath();
+		} catch (URISyntaxException e) {
+			e.printStackTrace();
+			return null;
+		}
+	}
+
+	private String[] getArray ( String key ) {
+		
+		JSONArray jsonArray = this.jsonConfig.getJSONArray( key );
+		String[] result = new String[ jsonArray.length() ];
+		
+		for ( int i = 0, len = jsonArray.length(); i < len; i++ ) {
+			result[i] = jsonArray.getString( i );
+		}
+		
+		return result;
+		
+	}
+	
+	private String readFile ( String path ) throws IOException {
+		
+		StringBuilder builder = new StringBuilder();
+		
+		try {
+			
+			InputStreamReader reader = new InputStreamReader( new FileInputStream( path ), "UTF-8" );
+			BufferedReader bfReader = new BufferedReader( reader );
+			
+			String tmpContent = null;
+			
+			while ( ( tmpContent = bfReader.readLine() ) != null ) {
+				builder.append( tmpContent );
+			}
+			
+			bfReader.close();
+			
+		} catch ( UnsupportedEncodingException e ) {
+			// 忽略
+		}
+		
+		return this.filter( builder.toString() );
+		
+	}
+	
+	// 过滤输入字符串, 剔除多行注释以及替换掉反斜杠
+	private String filter ( String input ) {
+		
+		return input.replaceAll( "/\\*[\\s\\S]*?\\*/", "" );
+		
+	}
+	
+}

src/main/java/com/baidu/ueditor/Encoder.java

@@ -0,0 +1,24 @@
+package com.baidu.ueditor;
+
+public class Encoder {
+
+	public static String toUnicode ( String input ) {
+		
+		StringBuilder builder = new StringBuilder();
+		char[] chars = input.toCharArray();
+		
+		for ( char ch : chars ) {
+			
+			if ( ch < 256 ) {
+				builder.append( ch );
+			} else {
+				builder.append( "\\u" +  Integer.toHexString( ch& 0xffff ) );
+			}
+			
+		}
+		
+		return builder.toString();
+		
+	}
+	
+}

src/main/java/com/baidu/ueditor/PathFormat.java

@@ -0,0 +1,157 @@
+package com.baidu.ueditor;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class PathFormat {
+	
+	private static final String TIME = "time";
+	private static final String FULL_YEAR = "yyyy";
+	private static final String YEAR = "yy";
+	private static final String MONTH = "mm";
+	private static final String DAY = "dd";
+	private static final String HOUR = "hh";
+	private static final String MINUTE = "ii";
+	private static final String SECOND = "ss";
+	private static final String RAND = "rand";
+	
+	private static Date currentDate = null;
+	
+	public static String parse ( String input ) {
+		
+		Pattern pattern = Pattern.compile( "\\{([^\\}]+)\\}", Pattern.CASE_INSENSITIVE  );
+		Matcher matcher = pattern.matcher(input);
+		
+		PathFormat.currentDate = new Date();
+		
+		StringBuffer sb = new StringBuffer();
+		
+		while ( matcher.find() ) {
+			
+			matcher.appendReplacement(sb, PathFormat.getString( matcher.group( 1 ) ) );
+			
+		}
+		
+		matcher.appendTail(sb);
+		
+		return sb.toString();
+	}
+	
+	/**
+	 * 格式化路径, 把windows路径替换成标准路径
+	 * @param input 待格式化的路径
+	 * @return 格式化后的路径
+	 */
+	public static String format ( String input ) {
+		
+		return input.replace( "\\", "/" );
+		
+	}
+
+	public static String parse ( String input, String filename ) {
+	
+		Pattern pattern = Pattern.compile( "\\{([^\\}]+)\\}", Pattern.CASE_INSENSITIVE  );
+		Matcher matcher = pattern.matcher(input);
+		String matchStr = null;
+		
+		PathFormat.currentDate = new Date();
+		
+		StringBuffer sb = new StringBuffer();
+		
+		while ( matcher.find() ) {
+			
+			matchStr = matcher.group( 1 );
+			if ( matchStr.indexOf( "filename" ) != -1 ) {
+				filename = filename.replace( "$", "\\$" ).replaceAll( "[\\/:*?\"<>|]", "" );
+				matcher.appendReplacement(sb, filename );
+			} else {
+				matcher.appendReplacement(sb, PathFormat.getString( matchStr ) );
+			}
+			
+		}
+		
+		matcher.appendTail(sb);
+		
+		return sb.toString();
+	}
+		
+	private static String getString ( String pattern ) {
+		
+		pattern = pattern.toLowerCase();
+		
+		// time 处理
+		if ( pattern.indexOf( PathFormat.TIME ) != -1 ) {
+			return PathFormat.getTimestamp();
+		} else if ( pattern.indexOf( PathFormat.FULL_YEAR ) != -1 ) {
+			return PathFormat.getFullYear();
+		} else if ( pattern.indexOf( PathFormat.YEAR ) != -1 ) {
+			return PathFormat.getYear();
+		} else if ( pattern.indexOf( PathFormat.MONTH ) != -1 ) {
+			return PathFormat.getMonth();
+		} else if ( pattern.indexOf( PathFormat.DAY ) != -1 ) {
+			return PathFormat.getDay();
+		} else if ( pattern.indexOf( PathFormat.HOUR ) != -1 ) {
+			return PathFormat.getHour();
+		} else if ( pattern.indexOf( PathFormat.MINUTE ) != -1 ) {
+			return PathFormat.getMinute();
+		} else if ( pattern.indexOf( PathFormat.SECOND ) != -1 ) {
+			return PathFormat.getSecond();
+		} else if ( pattern.indexOf( PathFormat.RAND ) != -1 ) {
+			return PathFormat.getRandom( pattern );
+		}
+		
+		return pattern;
+		
+	}
+
+	private static String getTimestamp () {
+		return System.currentTimeMillis() + "";
+	}
+	
+	private static String getFullYear () {
+		return new SimpleDateFormat( "yyyy" ).format( PathFormat.currentDate );
+	}
+	
+	private static String getYear () {
+		return new SimpleDateFormat( "yy" ).format( PathFormat.currentDate );
+	}
+	
+	private static String getMonth () {
+		return new SimpleDateFormat( "MM" ).format( PathFormat.currentDate );
+	}
+	
+	private static String getDay () {
+		return new SimpleDateFormat( "dd" ).format( PathFormat.currentDate );
+	}
+	
+	private static String getHour () {
+		return new SimpleDateFormat( "HH" ).format( PathFormat.currentDate );
+	}
+	
+	private static String getMinute () {
+		return new SimpleDateFormat( "mm" ).format( PathFormat.currentDate );
+	}
+	
+	private static String getSecond () {
+		return new SimpleDateFormat( "ss" ).format( PathFormat.currentDate );
+	}
+	
+	private static String getRandom ( String pattern ) {
+		
+		int length = 0;
+		pattern = pattern.split( ":" )[ 1 ].trim();
+		
+		length = Integer.parseInt( pattern );
+		
+		return ( Math.random() + "" ).replace( ".", "" ).substring( 0, length );
+		
+	}
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+
+	}
+
+}

src/main/java/com/baidu/ueditor/define/ActionMap.java

@@ -0,0 +1,42 @@
+package com.baidu.ueditor.define;
+
+import java.util.Map;
+import java.util.HashMap;
+
+/**
+ * 定义请求action类型
+ * @author hancong03@baidu.com
+ *
+ */
+@SuppressWarnings("serial")
+public final class ActionMap {
+
+	public static final Map<String, Integer> mapping;
+	// 获取配置请求
+	public static final int CONFIG = 0;
+	public static final int UPLOAD_IMAGE = 1;
+	public static final int UPLOAD_SCRAWL = 2;
+	public static final int UPLOAD_VIDEO = 3;
+	public static final int UPLOAD_FILE = 4;
+	public static final int CATCH_IMAGE = 5;
+	public static final int LIST_FILE = 6;
+	public static final int LIST_IMAGE = 7;
+	
+	static {
+		mapping = new HashMap<String, Integer>(){{
+			put( "config", ActionMap.CONFIG );
+			put( "uploadimage", ActionMap.UPLOAD_IMAGE );
+			put( "uploadscrawl", ActionMap.UPLOAD_SCRAWL );
+			put( "uploadvideo", ActionMap.UPLOAD_VIDEO );
+			put( "uploadfile", ActionMap.UPLOAD_FILE );
+			put( "catchimage", ActionMap.CATCH_IMAGE );
+			put( "listfile", ActionMap.LIST_FILE );
+			put( "listimage", ActionMap.LIST_IMAGE );
+		}};
+	}
+	
+	public static int getType ( String key ) {
+		return ActionMap.mapping.get( key );
+	}
+	
+}

src/main/java/com/baidu/ueditor/define/ActionState.java

@@ -0,0 +1,5 @@
+package com.baidu.ueditor.define;
+
+public enum ActionState {
+	UNKNOW_ERROR
+}

src/main/java/com/baidu/ueditor/define/AppInfo.java

@@ -0,0 +1,77 @@
+package com.baidu.ueditor.define;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public final class AppInfo {
+	
+	public static final int SUCCESS = 0;
+	public static final int MAX_SIZE = 1;
+	public static final int PERMISSION_DENIED = 2;
+	public static final int FAILED_CREATE_FILE = 3;
+	public static final int IO_ERROR = 4;
+	public static final int NOT_MULTIPART_CONTENT = 5;
+	public static final int PARSE_REQUEST_ERROR = 6;
+	public static final int NOTFOUND_UPLOAD_DATA = 7;
+	public static final int NOT_ALLOW_FILE_TYPE = 8;
+	
+	public static final int INVALID_ACTION = 101;
+	public static final int CONFIG_ERROR = 102;
+	
+	public static final int PREVENT_HOST = 201;
+	public static final int CONNECTION_ERROR = 202;
+	public static final int REMOTE_FAIL = 203;
+	
+	public static final int NOT_DIRECTORY = 301;
+	public static final int NOT_EXIST = 302;
+	
+	public static final int ILLEGAL = 401;
+
+	public static Map<Integer, String> info = new HashMap<Integer, String>(){{
+		
+		put( AppInfo.SUCCESS, "SUCCESS" );
+		
+		// 无效的Action
+		put( AppInfo.INVALID_ACTION, "\u65E0\u6548\u7684Action" );
+		// 配置文件初始化失败
+		put( AppInfo.CONFIG_ERROR, "\u914D\u7F6E\u6587\u4EF6\u521D\u59CB\u5316\u5931\u8D25" );
+		// 抓取远程图片失败
+		put( AppInfo.REMOTE_FAIL, "\u6293\u53D6\u8FDC\u7A0B\u56FE\u7247\u5931\u8D25" );
+		
+		// 被阻止的远程主机
+		put( AppInfo.PREVENT_HOST, "\u88AB\u963B\u6B62\u7684\u8FDC\u7A0B\u4E3B\u673A" );
+		// 远程连接出错
+		put( AppInfo.CONNECTION_ERROR, "\u8FDC\u7A0B\u8FDE\u63A5\u51FA\u9519" );
+		
+		// "文件大小超出限制"
+		put( AppInfo.MAX_SIZE, "\u6587\u4ef6\u5927\u5c0f\u8d85\u51fa\u9650\u5236" );
+		// 权限不足， 多指写权限
+		put( AppInfo.PERMISSION_DENIED, "\u6743\u9650\u4E0D\u8DB3" );
+		// 创建文件失败
+		put( AppInfo.FAILED_CREATE_FILE, "\u521B\u5EFA\u6587\u4EF6\u5931\u8D25" );
+		// IO错误
+		put( AppInfo.IO_ERROR, "IO\u9519\u8BEF" );
+		// 上传表单不是multipart/form-data类型
+		put( AppInfo.NOT_MULTIPART_CONTENT, "\u4E0A\u4F20\u8868\u5355\u4E0D\u662Fmultipart/form-data\u7C7B\u578B" );
+		// 解析上传表单错误
+		put( AppInfo.PARSE_REQUEST_ERROR, "\u89E3\u6790\u4E0A\u4F20\u8868\u5355\u9519\u8BEF" );
+		// 未找到上传数据
+		put( AppInfo.NOTFOUND_UPLOAD_DATA, "\u672A\u627E\u5230\u4E0A\u4F20\u6570\u636E" );
+		// 不允许的文件类型
+		put( AppInfo.NOT_ALLOW_FILE_TYPE, "\u4E0D\u5141\u8BB8\u7684\u6587\u4EF6\u7C7B\u578B" );
+		
+		// 指定路径不是目录
+		put( AppInfo.NOT_DIRECTORY, "\u6307\u5B9A\u8DEF\u5F84\u4E0D\u662F\u76EE\u5F55" );
+		// 指定路径并不存在
+		put( AppInfo.NOT_EXIST, "\u6307\u5B9A\u8DEF\u5F84\u5E76\u4E0D\u5B58\u5728" );
+		
+		// callback参数名不合法
+		put( AppInfo.ILLEGAL, "Callback\u53C2\u6570\u540D\u4E0D\u5408\u6CD5" );
+		
+	}};
+	
+	public static String getStateInfo ( int key ) {
+		return AppInfo.info.get( key );
+	}
+	
+}

src/main/java/com/baidu/ueditor/define/BaseState.java

@@ -0,0 +1,90 @@
+package com.baidu.ueditor.define;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import com.baidu.ueditor.Encoder;
+
+public class BaseState implements State {
+
+	private boolean state = false;
+	private String info = null;
+	
+	private Map<String, String> infoMap = new HashMap<String, String>();
+	
+	public BaseState () {
+		this.state = true;
+	}
+	
+	public BaseState ( boolean state ) {
+		this.setState( state );
+	}
+	
+	public BaseState ( boolean state, String info ) {
+		this.setState( state );
+		this.info = info;
+	}
+	
+	public BaseState ( boolean state, int infoCode ) {
+		this.setState( state );
+		this.info = AppInfo.getStateInfo( infoCode );
+	}
+	
+	public boolean isSuccess () {
+		return this.state;
+	}
+	
+	public void setState ( boolean state ) {
+		this.state = state;
+	}
+	
+	public void setInfo ( String info ) {
+		this.info = info;
+	}
+	
+	public void setInfo ( int infoCode ) {
+		this.info = AppInfo.getStateInfo( infoCode );
+	}
+	
+	@Override
+	public String toJSONString() {
+		return this.toString();
+	}
+	
+	public String toString () {
+		
+		String key = null;
+		String stateVal = this.isSuccess() ? AppInfo.getStateInfo( AppInfo.SUCCESS ) : this.info;
+		
+		StringBuilder builder = new StringBuilder();
+		
+		builder.append( "{\"state\": \"" + stateVal + "\"" );
+		
+		Iterator<String> iterator = this.infoMap.keySet().iterator();
+		
+		while ( iterator.hasNext() ) {
+			
+			key = iterator.next();
+			
+			builder.append( ",\"" + key + "\": \"" + this.infoMap.get(key) + "\"" );
+			
+		}
+		
+		builder.append( "}" );
+
+		return Encoder.toUnicode( builder.toString() );
+
+	}
+
+	@Override
+	public void putInfo(String name, String val) {
+		this.infoMap.put(name, val);
+	}
+
+	@Override
+	public void putInfo(String name, long val) {
+		this.putInfo(name, val+"");
+	}
+
+}

src/main/java/com/baidu/ueditor/define/FileType.java

@@ -0,0 +1,31 @@
+package com.baidu.ueditor.define;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class FileType {
+
+	public static final String JPG = "JPG";
+	
+	private static final Map<String, String> types = new HashMap<String, String>(){{
+		
+		put( FileType.JPG, ".jpg" );
+		
+	}};
+	
+	public static String getSuffix ( String key ) {
+		return FileType.types.get( key );
+	}
+	
+	/**
+	 * 根据给定的文件名,获取其后缀信息
+	 * @param filename
+	 * @return
+	 */
+	public static String getSuffixByFilename ( String filename ) {
+		
+		return filename.substring( filename.lastIndexOf( "." ) ).toLowerCase();
+		
+	}
+	
+}

src/main/java/com/baidu/ueditor/define/MIMEType.java

@@ -0,0 +1,20 @@
+package com.baidu.ueditor.define;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class MIMEType {
+
+	public static final Map<String, String> types = new HashMap<String, String>(){{
+		put( "image/gif", ".gif" );
+		put( "image/jpeg", ".jpg" );
+		put( "image/jpg", ".jpg" );
+		put( "image/png", ".png" );
+		put( "image/bmp", ".bmp" );
+	}};
+	
+	public static String getSuffix ( String mime ) {
+		return MIMEType.types.get( mime );
+	}
+	
+}

src/main/java/com/baidu/ueditor/define/MultiState.java

@@ -0,0 +1,112 @@
+package com.baidu.ueditor.define;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import com.baidu.ueditor.Encoder;
+
+/**
+ * 多状态集合状态
+ * 其包含了多个状态的集合, 其本身自己也是一个状态
+ * @author hancong03@baidu.com
+ *
+ */
+public class MultiState implements State {
+
+	private boolean state = false;
+	private String info = null;
+	private Map<String, Long> intMap = new HashMap<String, Long>();
+	private Map<String, String> infoMap = new HashMap<String, String>();
+	private List<String> stateList = new ArrayList<String>();
+	
+	public MultiState ( boolean state ) {
+		this.state = state;
+	}
+	
+	public MultiState ( boolean state, String info ) {
+		this.state = state;
+		this.info = info;
+	}
+	
+	public MultiState ( boolean state, int infoKey ) {
+		this.state = state;
+		this.info = AppInfo.getStateInfo( infoKey );
+	}
+	
+	@Override
+	public boolean isSuccess() {
+		return this.state;
+	}
+	
+	public void addState ( State state ) {
+		stateList.add( state.toJSONString() );
+	}
+
+	/**
+	 * 该方法调用无效果
+	 */
+	@Override
+	public void putInfo(String name, String val) {
+		this.infoMap.put(name, val);
+	}
+
+	@Override
+	public String toJSONString() {
+		
+		String stateVal = this.isSuccess() ? AppInfo.getStateInfo( AppInfo.SUCCESS ) : this.info;
+		
+		StringBuilder builder = new StringBuilder();
+		
+		builder.append( "{\"state\": \"" + stateVal + "\"" );
+		
+		// 数字转换
+		Iterator<String> iterator = this.intMap.keySet().iterator();
+		
+		while ( iterator.hasNext() ) {
+			
+			stateVal = iterator.next();
+			
+			builder.append( ",\""+ stateVal +"\": " + this.intMap.get( stateVal ) );
+			
+		}
+		
+		iterator = this.infoMap.keySet().iterator();
+		
+		while ( iterator.hasNext() ) {
+			
+			stateVal = iterator.next();
+			
+			builder.append( ",\""+ stateVal +"\": \"" + this.infoMap.get( stateVal ) + "\"" );
+			
+		}
+		
+		builder.append( ", list: [" );
+		
+		
+		iterator = this.stateList.iterator();
+		
+		while ( iterator.hasNext() ) {
+			
+			builder.append( iterator.next() + "," );
+			
+		}
+		
+		if ( this.stateList.size() > 0 ) {
+			builder.deleteCharAt( builder.length() - 1 );
+		}
+		
+		builder.append( " ]}" );
+
+		return Encoder.toUnicode( builder.toString() );
+
+	}
+
+	@Override
+	public void putInfo(String name, long val) {
+		this.intMap.put( name, val );
+	}
+
+}

src/main/java/com/baidu/ueditor/define/State.java

@@ -0,0 +1,18 @@
+package com.baidu.ueditor.define;
+
+/**
+ * 处理状态接口
+ * @author hancong03@baidu.com
+ *
+ */
+public interface State {
+	
+	public boolean isSuccess();
+	
+	public void putInfo(String name, String val);
+	
+	public void putInfo(String name, long val);
+	
+	public String toJSONString();
+
+}

src/main/java/com/baidu/ueditor/hunter/FileManager.java

@@ -0,0 +1,112 @@
+package com.baidu.ueditor.hunter;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Map;
+
+import org.apache.commons.io.FileUtils;
+
+import com.baidu.ueditor.PathFormat;
+import com.baidu.ueditor.define.AppInfo;
+import com.baidu.ueditor.define.BaseState;
+import com.baidu.ueditor.define.MultiState;
+import com.baidu.ueditor.define.State;
+
+public class FileManager {
+
+	private String dir = null;
+	private String rootPath = null;
+	private String[] allowFiles = null;
+	private int count = 0;
+	
+	public FileManager ( Map<String, Object> conf ) {
+
+		this.rootPath = (String)conf.get( "rootPath" );
+		this.dir = this.rootPath + (String)conf.get( "dir" );
+		this.allowFiles = this.getAllowFiles( conf.get("allowFiles") );
+		this.count = (Integer)conf.get( "count" );
+		
+	}
+	
+	public State listFile ( int index ) {
+		
+		File dir = new File( this.dir );
+		State state = null;
+
+		if ( !dir.exists() ) {
+			return new BaseState( false, AppInfo.NOT_EXIST );
+		}
+		
+		if ( !dir.isDirectory() ) {
+			return new BaseState( false, AppInfo.NOT_DIRECTORY );
+		}
+		
+		Collection<File> list = FileUtils.listFiles( dir, this.allowFiles, true );
+		
+		if ( index < 0 || index > list.size() ) {
+			state = new MultiState( true );
+		} else {
+			Object[] fileList = Arrays.copyOfRange( list.toArray(), index, index + this.count );
+			state = this.getState( fileList );
+		}
+		
+		state.putInfo( "start", index );
+		state.putInfo( "total", list.size() );
+		
+		return state;
+		
+	}
+	
+	private State getState ( Object[] files ) {
+		
+		MultiState state = new MultiState( true );
+		BaseState fileState = null;
+		
+		File file = null;
+		
+		for ( Object obj : files ) {
+			if ( obj == null ) {
+				break;
+			}
+			file = (File)obj;
+			fileState = new BaseState( true );
+			fileState.putInfo( "url", PathFormat.format( this.getPath( file ) ) );
+			state.addState( fileState );
+		}
+		
+		return state;
+		
+	}
+	
+	private String getPath ( File file ) {
+		
+		String path = file.getAbsolutePath();
+		
+		return path.replace( this.rootPath, "/" );
+		
+	}
+	
+	private String[] getAllowFiles ( Object fileExt ) {
+		
+		String[] exts = null;
+		String ext = null;
+		
+		if ( fileExt == null ) {
+			return new String[ 0 ];
+		}
+		
+		exts = (String[])fileExt;
+		
+		for ( int i = 0, len = exts.length; i < len; i++ ) {
+			
+			ext = exts[ i ];
+			exts[ i ] = ext.replace( ".", "" );
+			
+		}
+		
+		return exts;
+		
+	}
+	
+}

src/main/java/com/baidu/ueditor/hunter/ImageHunter.java

@@ -0,0 +1,144 @@
+package com.baidu.ueditor.hunter;
+
+import java.net.HttpURLConnection;
+import java.net.InetAddress;
+import java.net.URL;
+import java.net.UnknownHostException;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+import com.baidu.ueditor.PathFormat;
+import com.baidu.ueditor.define.AppInfo;
+import com.baidu.ueditor.define.BaseState;
+import com.baidu.ueditor.define.MIMEType;
+import com.baidu.ueditor.define.MultiState;
+import com.baidu.ueditor.define.State;
+import com.baidu.ueditor.upload.StorageManager;
+
+/**
+ * 图片抓取器
+ * @author hancong03@baidu.com
+ *
+ */
+public class ImageHunter {
+
+	private String filename = null;
+	private String savePath = null;
+	private String rootPath = null;
+	private List<String> allowTypes = null;
+	private long maxSize = -1;
+	
+	private List<String> filters = null;
+	
+	public ImageHunter ( Map<String, Object> conf ) {
+		
+		this.filename = (String)conf.get( "filename" );
+		this.savePath = (String)conf.get( "savePath" );
+		this.rootPath = (String)conf.get( "rootPath" );
+		this.maxSize = (Long)conf.get( "maxSize" );
+		this.allowTypes = Arrays.asList( (String[])conf.get( "allowFiles" ) );
+		this.filters = Arrays.asList( (String[])conf.get( "filter" ) );
+		
+	}
+	
+	public State capture ( String[] list ) {
+		
+		MultiState state = new MultiState( true );
+		
+		for ( String source : list ) {
+			state.addState( captureRemoteData( source ) );
+		}
+		
+		return state;
+		
+	}
+
+	public State captureRemoteData ( String urlStr ) {
+		
+		HttpURLConnection connection = null;
+		URL url = null;
+		String suffix = null;
+		
+		try {
+			url = new URL( urlStr );
+
+			if ( !validHost( url.getHost() ) ) {
+				return new BaseState( false, AppInfo.PREVENT_HOST );
+			}
+			
+			connection = (HttpURLConnection) url.openConnection();
+		
+			connection.setInstanceFollowRedirects( true );
+			connection.setUseCaches( true );
+		
+			if ( !validContentState( connection.getResponseCode() ) ) {
+				return new BaseState( false, AppInfo.CONNECTION_ERROR );
+			}
+			
+			suffix = MIMEType.getSuffix( connection.getContentType() );
+			
+			if ( !validFileType( suffix ) ) {
+				return new BaseState( false, AppInfo.NOT_ALLOW_FILE_TYPE );
+			}
+			
+			if ( !validFileSize( connection.getContentLength() ) ) {
+				return new BaseState( false, AppInfo.MAX_SIZE );
+			}
+			
+			String savePath = this.getPath( this.savePath, this.filename, suffix );
+			String physicalPath = this.rootPath + savePath;
+
+			State state = StorageManager.saveFileByInputStream( connection.getInputStream(), physicalPath );
+			
+			if ( state.isSuccess() ) {
+				state.putInfo( "url", PathFormat.format( savePath ) );
+				state.putInfo( "source", urlStr );
+			}
+			
+			return state;
+			
+		} catch ( Exception e ) {
+			return new BaseState( false, AppInfo.REMOTE_FAIL );
+		}
+		
+	}
+	
+	private String getPath ( String savePath, String filename, String suffix  ) {
+		
+		return PathFormat.parse( savePath + suffix, filename );
+		
+	}
+	
+	private boolean validHost ( String hostname ) {
+		try {
+			InetAddress ip = InetAddress.getByName(hostname);
+			
+			if (ip.isSiteLocalAddress()) {
+				return false;
+			}
+		} catch (UnknownHostException e) {
+			return false;
+		}
+		
+		return !filters.contains( hostname );
+		
+	}
+	
+	private boolean validContentState ( int code ) {
+		
+		return HttpURLConnection.HTTP_OK == code;
+		
+	}
+	
+	private boolean validFileType ( String type ) {
+		
+		return this.allowTypes.contains( type );
+		
+	}
+	
+	private boolean validFileSize ( int size ) {
+		return size < this.maxSize;
+	}
+	
+}

src/main/java/com/baidu/ueditor/upload/Base64Uploader.java

@@ -0,0 +1,52 @@
+package com.baidu.ueditor.upload;
+
+import com.baidu.ueditor.PathFormat;
+import com.baidu.ueditor.define.AppInfo;
+import com.baidu.ueditor.define.BaseState;
+import com.baidu.ueditor.define.FileType;
+import com.baidu.ueditor.define.State;
+
+import java.util.Map;
+
+import org.apache.commons.codec.binary.Base64;
+
+public final class Base64Uploader {
+
+	public static State save(String content, Map<String, Object> conf) {
+		
+		byte[] data = decode(content);
+
+		long maxSize = ((Long) conf.get("maxSize")).longValue();
+
+		if (!validSize(data, maxSize)) {
+			return new BaseState(false, AppInfo.MAX_SIZE);
+		}
+
+		String suffix = FileType.getSuffix("JPG");
+
+		String savePath = PathFormat.parse((String) conf.get("savePath"),
+				(String) conf.get("filename"));
+		
+		savePath = savePath + suffix;
+		String physicalPath = (String) conf.get("rootPath") + savePath;
+
+		State storageState = StorageManager.saveBinaryFile(data, physicalPath);
+
+		if (storageState.isSuccess()) {
+			storageState.putInfo("url", PathFormat.format(savePath));
+			storageState.putInfo("type", suffix);
+			storageState.putInfo("original", "");
+		}
+
+		return storageState;
+	}
+
+	private static byte[] decode(String content) {
+		return Base64.decodeBase64(content);
+	}
+
+	private static boolean validSize(byte[] data, long length) {
+		return data.length <= length;
+	}
+	
+}

src/main/java/com/baidu/ueditor/upload/BinaryUploader.java

@@ -0,0 +1,98 @@
+package com.baidu.ueditor.upload;
+
+import com.baidu.ueditor.PathFormat;
+import com.baidu.ueditor.define.AppInfo;
+import com.baidu.ueditor.define.BaseState;
+import com.baidu.ueditor.define.FileType;
+import com.baidu.ueditor.define.State;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.apache.commons.fileupload.FileItemIterator;
+import org.apache.commons.fileupload.FileItemStream;
+import org.apache.commons.fileupload.FileUploadException;
+import org.apache.commons.fileupload.disk.DiskFileItemFactory;
+import org.apache.commons.fileupload.servlet.ServletFileUpload;
+
+public class BinaryUploader {
+
+	public static final State save(HttpServletRequest request,
+			Map<String, Object> conf) {
+		FileItemStream fileStream = null;
+		boolean isAjaxUpload = request.getHeader( "X_Requested_With" ) != null;
+
+		if (!ServletFileUpload.isMultipartContent(request)) {
+			return new BaseState(false, AppInfo.NOT_MULTIPART_CONTENT);
+		}
+
+		ServletFileUpload upload = new ServletFileUpload(
+				new DiskFileItemFactory());
+
+        if ( isAjaxUpload ) {
+            upload.setHeaderEncoding( "UTF-8" );
+        }
+
+		try {
+			FileItemIterator iterator = upload.getItemIterator(request);
+
+			while (iterator.hasNext()) {
+				fileStream = iterator.next();
+
+				if (!fileStream.isFormField())
+					break;
+				fileStream = null;
+			}
+
+			if (fileStream == null) {
+				return new BaseState(false, AppInfo.NOTFOUND_UPLOAD_DATA);
+			}
+
+			String savePath = (String) conf.get("savePath");
+			String originFileName = fileStream.getName();
+			String suffix = FileType.getSuffixByFilename(originFileName);
+
+			originFileName = originFileName.substring(0,
+					originFileName.length() - suffix.length());
+			savePath = savePath + suffix;
+
+			long maxSize = ((Long) conf.get("maxSize")).longValue();
+
+			if (!validType(suffix, (String[]) conf.get("allowFiles"))) {
+				return new BaseState(false, AppInfo.NOT_ALLOW_FILE_TYPE);
+			}
+
+			savePath = PathFormat.parse(savePath, originFileName);
+
+			String physicalPath = (String) conf.get("rootPath") + savePath;
+
+			InputStream is = fileStream.openStream();
+			State storageState = StorageManager.saveFileByInputStream(is,
+					physicalPath, maxSize);
+			is.close();
+
+			if (storageState.isSuccess()) {
+				storageState.putInfo("url", PathFormat.format(savePath));
+				storageState.putInfo("type", suffix);
+				storageState.putInfo("original", originFileName + suffix);
+			}
+
+			return storageState;
+		} catch (FileUploadException e) {
+			return new BaseState(false, AppInfo.PARSE_REQUEST_ERROR);
+		} catch (IOException e) {
+		}
+		return new BaseState(false, AppInfo.IO_ERROR);
+	}
+
+	private static boolean validType(String type, String[] allowTypes) {
+		List<String> list = Arrays.asList(allowTypes);
+
+		return list.contains(type);
+	}
+}

src/main/java/com/baidu/ueditor/upload/StorageManager.java

@@ -0,0 +1,155 @@
+package com.baidu.ueditor.upload;
+
+import com.baidu.ueditor.define.AppInfo;
+import com.baidu.ueditor.define.BaseState;
+import com.baidu.ueditor.define.State;
+
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import org.apache.commons.io.FileUtils;
+
+public class StorageManager {
+	public static final int BUFFER_SIZE = 8192;
+
+	public StorageManager() {
+	}
+
+	public static State saveBinaryFile(byte[] data, String path) {
+		File file = new File(path);
+
+		State state = valid(file);
+
+		if (!state.isSuccess()) {
+			return state;
+		}
+
+		try {
+			BufferedOutputStream bos = new BufferedOutputStream(
+					new FileOutputStream(file));
+			bos.write(data);
+			bos.flush();
+			bos.close();
+		} catch (IOException ioe) {
+			return new BaseState(false, AppInfo.IO_ERROR);
+		}
+
+		state = new BaseState(true, file.getAbsolutePath());
+		state.putInfo( "size", data.length );
+		state.putInfo( "title", file.getName() );
+		return state;
+	}
+
+	public static State saveFileByInputStream(InputStream is, String path,
+			long maxSize) {
+		State state = null;
+
+		File tmpFile = getTmpFile();
+
+		byte[] dataBuf = new byte[ 2048 ];
+		BufferedInputStream bis = new BufferedInputStream(is, StorageManager.BUFFER_SIZE);
+
+		try {
+			BufferedOutputStream bos = new BufferedOutputStream(
+					new FileOutputStream(tmpFile), StorageManager.BUFFER_SIZE);
+
+			int count = 0;
+			while ((count = bis.read(dataBuf)) != -1) {
+				bos.write(dataBuf, 0, count);
+			}
+			bos.flush();
+			bos.close();
+
+			if (tmpFile.length() > maxSize) {
+				tmpFile.delete();
+				return new BaseState(false, AppInfo.MAX_SIZE);
+			}
+
+			state = saveTmpFile(tmpFile, path);
+
+			if (!state.isSuccess()) {
+				tmpFile.delete();
+			}
+
+			return state;
+			
+		} catch (IOException e) {
+		}
+		return new BaseState(false, AppInfo.IO_ERROR);
+	}
+
+	public static State saveFileByInputStream(InputStream is, String path) {
+		State state = null;
+
+		File tmpFile = getTmpFile();
+
+		byte[] dataBuf = new byte[ 2048 ];
+		BufferedInputStream bis = new BufferedInputStream(is, StorageManager.BUFFER_SIZE);
+
+		try {
+			BufferedOutputStream bos = new BufferedOutputStream(
+					new FileOutputStream(tmpFile), StorageManager.BUFFER_SIZE);
+
+			int count = 0;
+			while ((count = bis.read(dataBuf)) != -1) {
+				bos.write(dataBuf, 0, count);
+			}
+			bos.flush();
+			bos.close();
+
+			state = saveTmpFile(tmpFile, path);
+
+			if (!state.isSuccess()) {
+				tmpFile.delete();
+			}
+
+			return state;
+		} catch (IOException e) {
+		}
+		return new BaseState(false, AppInfo.IO_ERROR);
+	}
+
+	private static File getTmpFile() {
+		File tmpDir = FileUtils.getTempDirectory();
+		String tmpFileName = (Math.random() * 10000 + "").replace(".", "");
+		return new File(tmpDir, tmpFileName);
+	}
+
+	private static State saveTmpFile(File tmpFile, String path) {
+		State state = null;
+		File targetFile = new File(path);
+
+		if (targetFile.canWrite()) {
+			return new BaseState(false, AppInfo.PERMISSION_DENIED);
+		}
+		try {
+			FileUtils.moveFile(tmpFile, targetFile);
+		} catch (IOException e) {
+			return new BaseState(false, AppInfo.IO_ERROR);
+		}
+
+		state = new BaseState(true);
+		state.putInfo( "size", targetFile.length() );
+		state.putInfo( "title", targetFile.getName() );
+		
+		return state;
+	}
+
+	private static State valid(File file) {
+		File parentPath = file.getParentFile();
+
+		if ((!parentPath.exists()) && (!parentPath.mkdirs())) {
+			return new BaseState(false, AppInfo.FAILED_CREATE_FILE);
+		}
+
+		if (!parentPath.canWrite()) {
+			return new BaseState(false, AppInfo.PERMISSION_DENIED);
+		}
+
+		return new BaseState(true);
+	}
+}

src/main/java/com/baidu/ueditor/upload/Uploader.java

@@ -0,0 +1,29 @@
+package com.baidu.ueditor.upload;
+
+import com.baidu.ueditor.define.State;
+import java.util.Map;
+import javax.servlet.http.HttpServletRequest;
+
+public class Uploader {
+	private HttpServletRequest request = null;
+	private Map<String, Object> conf = null;
+
+	public Uploader(HttpServletRequest request, Map<String, Object> conf) {
+		this.request = request;
+		this.conf = conf;
+	}
+
+	public final State doExec() {
+		String filedName = (String) this.conf.get("fieldName");
+		State state = null;
+
+		if ("true".equals(this.conf.get("isBase64"))) {
+			state = Base64Uploader.save(this.request.getParameter(filedName),
+					this.conf);
+		} else {
+			state = BinaryUploader.save(this.request, this.conf);
+		}
+
+		return state;
+	}
+}