comparison: src/main/java/de/uapcore/lightpit/modules/LanguageModule.java
src/main/java/de/uapcore/lightpit/modules/LanguageModule.java
- changeset 34
- 824d4042c857
- parent 31
- 58f78f0142e8
- child 39
- e722861558bb
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| 33:fd8c40ff78c3 | 34:824d4042c857 |
|---|---|
| 1 /* | 1 /* |
| 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. | 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
| 3 * | 3 * |
| 4 * Copyright 2018 Mike Becker. All rights reserved. | 4 * Copyright 2018 Mike Becker. All rights reserved. |
| 5 * | 5 * |
| 6 * Redistribution and use in source and binary forms, with or without | 6 * Redistribution and use in source and binary forms, with or without |
| 7 * modification, are permitted provided that the following conditions are met: | 7 * modification, are permitted provided that the following conditions are met: |
| 8 * | 8 * |
| 9 * 1. Redistributions of source code must retain the above copyright | 9 * 1. Redistributions of source code must retain the above copyright |
| 10 * notice, this list of conditions and the following disclaimer. | 10 * notice, this list of conditions and the following disclaimer. |
| 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 26 * POSSIBILITY OF SUCH DAMAGE. | 26 * POSSIBILITY OF SUCH DAMAGE. |
| 27 * | 27 * |
| 28 */ | 28 */ |
| 29 package de.uapcore.lightpit.modules; | 29 package de.uapcore.lightpit.modules; |
| 30 | 30 |
| 31 import de.uapcore.lightpit.*; | 31 import de.uapcore.lightpit.*; |
| 32 import org.slf4j.Logger; | 32 import org.slf4j.Logger; |
| 47 @WebServlet( | 47 @WebServlet( |
| 48 name = "LanguageModule", | 48 name = "LanguageModule", |
| 49 urlPatterns = "/language/*" | 49 urlPatterns = "/language/*" |
| 50 ) | 50 ) |
| 51 public final class LanguageModule extends AbstractLightPITServlet { | 51 public final class LanguageModule extends AbstractLightPITServlet { |
| 52 | 52 |
| 53 private static final Logger LOG = LoggerFactory.getLogger(LanguageModule.class); | 53 private static final Logger LOG = LoggerFactory.getLogger(LanguageModule.class); |
| 54 | 54 |
| 55 private final List<Locale> languages = new ArrayList<>(); | 55 private final List<Locale> languages = new ArrayList<>(); |
| 56 | 56 |
| 57 @Override | 57 @Override |
| 58 public void init() throws ServletException { | 58 public void init() throws ServletException { |
| 59 super.init(); | 59 super.init(); |
| 60 | 60 |
| 61 Optional<String[]> langs = Functions.availableLanguages(getServletContext()); | 61 Optional<String[]> langs = Functions.availableLanguages(getServletContext()); |
| 62 if (langs.isPresent()) { | 62 if (langs.isPresent()) { |
| 63 for (String lang : langs.get()) { | 63 for (String lang : langs.get()) { |
| 64 try { | 64 try { |
| 65 Locale locale = Locale.forLanguageTag(lang); | 65 Locale locale = Locale.forLanguageTag(lang); |
| 69 languages.add(locale); | 69 languages.add(locale); |
| 70 } catch (IllformedLocaleException ex) { | 70 } catch (IllformedLocaleException ex) { |
| 71 LOG.warn("Specified lanaguge {} in context parameter cannot be mapped to an existing locale - skipping.", lang); | 71 LOG.warn("Specified lanaguge {} in context parameter cannot be mapped to an existing locale - skipping.", lang); |
| 72 } | 72 } |
| 73 } | 73 } |
| 74 | 74 |
| 75 } else { | 75 } else { |
| 76 languages.add(Locale.ENGLISH); | 76 languages.add(Locale.ENGLISH); |
| 77 LOG.warn("Context parameter 'available-languges' not found. Only english will be available."); | 77 LOG.warn("Context parameter 'available-languges' not found. Only english will be available."); |
| 78 } | 78 } |
| 79 } | 79 } |
| 81 @Override | 81 @Override |
| 82 public void destroy() { | 82 public void destroy() { |
| 83 super.destroy(); | 83 super.destroy(); |
| 84 languages.clear(); | 84 languages.clear(); |
| 85 } | 85 } |
| 86 | 86 |
| 87 @RequestMapping(method = HttpMethod.GET) | 87 @RequestMapping(method = HttpMethod.GET) |
| 88 public ResponseType handle(HttpServletRequest req, HttpServletResponse resp) { | 88 public ResponseType handle(HttpServletRequest req, HttpServletResponse resp) { |
| 89 | 89 |
| 90 req.setAttribute("languages", languages); | 90 req.setAttribute("languages", languages); |
| 91 req.setAttribute("browserLanguage", req.getLocale()); | 91 req.setAttribute("browserLanguage", req.getLocale()); |
| 92 | 92 |
| 93 setStylesheet(req, "language"); | 93 setStylesheet(req, "language"); |
| 94 setDynamicFragment(req, "language"); | 94 setDynamicFragment(req, "language"); |
| 95 return ResponseType.HTML_FULL; | 95 return ResponseType.HTML_FULL; |
| 96 } | 96 } |
| 97 | 97 |
| 98 @RequestMapping(method = HttpMethod.POST) | 98 @RequestMapping(method = HttpMethod.POST) |
| 99 public ResponseType switchLanguage(HttpServletRequest req, HttpServletResponse resp) { | 99 public ResponseType switchLanguage(HttpServletRequest req, HttpServletResponse resp) { |
| 100 | 100 |
| 101 Optional<Locale> chosenLanguage = Optional.ofNullable(req.getParameter("language")) | 101 Optional<Locale> chosenLanguage = Optional.ofNullable(req.getParameter("language")) |
| 102 .map(Locale::forLanguageTag) | 102 .map(Locale::forLanguageTag) |
| 103 .filter((l) -> !l.getLanguage().isEmpty()); | 103 .filter((l) -> !l.getLanguage().isEmpty()); |
| 104 | 104 |
| 105 chosenLanguage.ifPresent((l) -> req.getSession().setAttribute(Constants.SESSION_ATTR_LANGUAGE, l)); | 105 chosenLanguage.ifPresent((l) -> req.getSession().setAttribute(Constants.SESSION_ATTR_LANGUAGE, l)); |
| 106 chosenLanguage.ifPresent(resp::setLocale); | 106 chosenLanguage.ifPresent(resp::setLocale); |
| 107 | 107 |
| 108 return handle(req, resp); | 108 return handle(req, resp); |
| 109 } | 109 } |
| 110 } | 110 } |
