package com.terra.system.helper;
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import com.terra.common.helper.FileHelper;
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import com.terra.common.helper.StringHelper;
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import com.terra.system.config.PropertiesConfig;
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import com.terra.common.entity.all.SettingData;
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import com.terra.common.entity.all.StaticData;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import javax.annotation.Resource;
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import org.springframework.stereotype.Component;
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import java.io.File;
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import java.net.URL;
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import java.util.Date;
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/**
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* 路径帮助类
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* @author WWW
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*/
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@Component
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public class PathHelper {
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@Resource
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private PropertiesConfig config;
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private static int downloadPath = 1;
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private static int uploadPath = 1;
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private final static Log log = LogFactory.getLog(PathHelper.class);
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public PropertiesConfig getConfig() {
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return config;
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}
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public static int getDownloadPath() {
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return downloadPath;
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}
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public static int getUploadPath() {
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return uploadPath;
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}
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/**
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* 初始化
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*/
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public void init() {
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downloadPath = getSubPath(config.getDownloadPath(), downloadPath);
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uploadPath = getSubPath(config.getUploadPath(), uploadPath);
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}
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private static int getSubPath(String parentPath, int subPath) {
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while (true) {
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String path = parentPath + File.separator + subPath;
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File file = new File(path);
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if (!file.exists() && !file.isDirectory()) {
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file.mkdirs();
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return subPath;
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}
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File[] files = file.listFiles();
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if (null == files || files.length < SettingData.MAX_FILES) {
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return subPath;
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}
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subPath++;
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}
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}
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/**
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* 获取下载完整目录
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*/
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public String getDownloadFullPath() {
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downloadPath = getSubPath(config.getDownloadPath(), downloadPath);
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return config.getDownloadPath() + File.separator + downloadPath;
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}
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/**
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* 获取上传完整目录
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*/
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public String getUploadFullPath() {
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uploadPath = getSubPath(config.getUploadPath(), uploadPath);
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return config.getUploadPath() + File.separator + uploadPath;
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}
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/**
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* 获取临时路径
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*/
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public String getTempPath() {
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String tempName = StringHelper.YMDHMS2_FORMAT.format(new Date());
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String path = config.getTempPath() + File.separator + tempName;
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File file = new File(path);
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if (!file.exists() && !file.isDirectory()) {
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file.mkdirs();
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}
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deleteOldPath(config.getTempPath());
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return path;
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}
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/**
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* 获取临时路径
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*/
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public String getTempPath(String subPath) {
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if (!StringHelper.isEmpty(subPath)) {
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String path = config.getTempPath() + File.separator + subPath;
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File file = new File(path);
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if (file.exists() && file.isDirectory()) {
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return path;
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}
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}
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deleteOldPath(config.getTempPath());
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return getTempPath();
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}
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/**
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* 获取临时路径名称
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*/
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public String getTempPathName() {
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String tempName = StringHelper.YMDHMS2_FORMAT.format(new Date());
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String path = config.getTempPath() + File.separator + tempName;
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File file = new File(path);
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if (!file.exists() && !file.isDirectory()) {
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file.mkdirs();
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}
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deleteOldPath(config.getTempPath());
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return tempName;
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}
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/**
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* 删除旧路径
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*/
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public void deleteOldPath(String tempPath) {
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try {
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double ran = Math.random() * 99;
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if (ran < StaticData.D90) {
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return;
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}
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File file = new File(tempPath);
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String str = StringHelper.YMD2_FORMAT.format(new Date());
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File[] files = file.listFiles();
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if (null != files) {
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for (File f : files) {
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if (f.getPath().contains(str)) {
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continue;
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}
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FileHelper.deleteFiles(f);
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}
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}
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} catch (Exception ex) {
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log.error(ex.getMessage(), ex);
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}
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}
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/**
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* 获取static目录
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*/
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public static String getStaticPath() {
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ClassLoader classLoader = PathHelper.class.getClassLoader();
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URL url = classLoader.getResource("");
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String path = url.getPath();
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return path.substring(0, path.indexOf("/target/classes")) + "/src/main/resources/static/";
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}
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}
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