com.fhs.fileService.ueditor.ConfigManager Maven / Gradle / Ivy
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package com.fhs.fileService.ueditor;
import com.fhs.fileService.ueditor.define.ActionMap;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.*;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
/**
* 配置管理器
*/
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";
public static final Properties props = new Properties();
/*
* 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 getConfig(int type) throws JSONException {
Map conf = new HashMap();
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"));
conf.put("urlPrefix", this.jsonConfig.getString("imageUrlPrefix"));
conf.put("pathFormat", this.jsonConfig.getString("imagePathFormat"));
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.readFileJson(this.getConfigPath());
try {
JSONObject jsonConfig = new JSONObject(configContent);
this.jsonConfig = jsonConfig;
} catch (Exception e) {
this.jsonConfig = null;
}
}
private String getConfigPath() {
return this.rootPath
+ File.separator + "static/js/ueditor/jsp"
+ File.separator + ConfigManager.configFileName;
}
private String[] getArray(String key) throws JSONException {
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 readFileJson(String path) throws IOException {
StringBuilder builder = new StringBuilder();
try {
String file = "/META-INF/resources/static/js/ueditor/jsp/"+ConfigManager.configFileName;
URL fileURL = this.getClass().getResource(file);
if (fileURL != null) {
try {
props.load(this.getClass().getResourceAsStream(file));
} catch (IOException e) {
e.printStackTrace();
}
}
InputStreamReader reader = new InputStreamReader(this.getClass().getResourceAsStream(file), "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());
}
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]*?\\*/", "");
}
protected String getProperty(String name) {
String file = "/META-INF/resources/static/js/ueditor/jsp/"+ConfigManager.configFileName;
URL fileURL = this.getClass().getResource(file);
if (fileURL != null) {
try {
props.load(this.getClass().getResourceAsStream(file));
} catch (IOException e) {
e.printStackTrace();
}
}
return props.getProperty(name);
}
}
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