package cn.stylefeng.guns.base.i18n.context;
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import cn.stylefeng.guns.base.i18n.enums.TranslationEnum;
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import cn.stylefeng.roses.core.util.HttpContext;
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import cn.stylefeng.roses.core.util.ToolUtil;
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import lombok.extern.slf4j.Slf4j;
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import javax.servlet.http.Cookie;
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import javax.servlet.http.HttpServletResponse;
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import java.util.Map;
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/**
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* 带有用户信息的翻译字典的上下文
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*
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* @author fengshuonan
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* @Date 2019-06-20 13:37
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*/
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@Slf4j
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public class UserTranslationContext {
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private static final String TRAN_COOKIE_NAME = "guns-tran";
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private static final Integer EXP_SECONDES = 7 * 24 * 3600;
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/**
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* 获取当前用户选择的语种
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*
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* @author fengshuonan
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* @Date 2019/10/18 11:06
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*/
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public static void setUserCurrentTrans(TranslationEnum translationEnum) {
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Cookie languageCookie = new Cookie(TRAN_COOKIE_NAME, String.valueOf(translationEnum.getCode()));
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languageCookie.setMaxAge(EXP_SECONDES);
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languageCookie.setHttpOnly(true);
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languageCookie.setPath("/");
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HttpServletResponse response = HttpContext.getResponse();
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response.addCookie(languageCookie);
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}
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/**
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* 获取当前用户选择的语种
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*
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* @author fengshuonan
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* @Date 2019/10/18 11:06
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*/
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public static TranslationEnum getUserCurrentTrans() {
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Cookie[] cookies = HttpContext.getRequest().getCookies();
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if (cookies != null) {
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for (Cookie cookie : cookies) {
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if (TRAN_COOKIE_NAME.equals(cookie.getName())) {
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String value = cookie.getValue();
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if (ToolUtil.isNotEmpty(value)) {
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try {
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return TranslationEnum.valueOf(Integer.valueOf(value));
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} catch (Exception e) {
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//非法输入,直接返回中文
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return TranslationEnum.CHINESE;
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}
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}
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}
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}
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}
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//cookie没值,返回中文
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return TranslationEnum.CHINESE;
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}
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/**
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* 根据当前登陆用户选择的语言,翻译成指定编码对应语言的值
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*
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* @author fengshuonan
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* @Date 2019/10/18 10:41
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*/
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public static String get(String code) {
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TranslationEnum translationEnum = getUserCurrentTrans();
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Map<String, String> translationByLanguage = TranslationContext.getTranslationByLanguage(translationEnum);
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return translationByLanguage.get(code);
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}
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/**
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* 根据当前登陆用户选择的语言,翻译成指定编码对应语言的值
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* <p>
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* 若查找不到code对应的值,则以第二个参数为准
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*
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* @author fengshuonan
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* @Date 2019/10/18 10:41
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*/
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public static String get(String code, String defaultName) {
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TranslationEnum translationEnum = getUserCurrentTrans();
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Map<String, String> translationByLanguage = TranslationContext.getTranslationByLanguage(translationEnum);
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if (translationByLanguage == null || ToolUtil.isEmpty(translationByLanguage.get(code))) {
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return defaultName;
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} else {
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return translationByLanguage.get(code);
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}
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}
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}
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