ueditor webuploader java

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.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 = "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; } 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]*?\\*/", "" ); } }