Basic UI internationalization

extensions/ui/org.eclipse.smarthome.ui.basic/ESH-INF/i18n/basic.properties

@@ -0,0 +1,6 @@
+main.offline-msg = Offline: waiting for connection to become available
+
+sitemaps-list.welcome = Welcome!
+sitemaps-list.available-sitemaps = Available sitemaps
+
+sitemaps-list-empty.info = It seems like you have not defined any sitemaps yet. To build one, please check the documentation for guidance.

extensions/ui/org.eclipse.smarthome.ui.basic/ESH-INF/i18n/basic_fr.properties

@@ -0,0 +1,6 @@
+main.offline-msg = Non connecté: en attente d'une connexion disponible
+
+sitemaps-list.welcome = Bienvenue!
+sitemaps-list.available-sitemaps = Sitemaps disponibles
+
+sitemaps-list-empty.info = Il semble que vous n'ayez encore défini aucune sitemap. Pour en construire une, merci de vous aider de la documentation.

extensions/ui/org.eclipse.smarthome.ui.basic/META-INF/MANIFEST.MF

@@ -21,6 +21,7 @@ Import-Package:
  org.eclipse.emf.ecore.resource,
  org.eclipse.jdt.annotation;resolution:=optional,
  org.eclipse.smarthome.core.events,
+ org.eclipse.smarthome.core.i18n,
  org.eclipse.smarthome.core.items,
  org.eclipse.smarthome.core.items.events,
  org.eclipse.smarthome.core.library.items,

extensions/ui/org.eclipse.smarthome.ui.basic/OSGI-INF/pagerenderer.xml

@@ -11,7 +11,9 @@
 <scr:component xmlns:scr="http://www.osgi.org/xmlns/scr/v1.1.0" activate="activate" deactivate="deactivate" name="org.eclipse.smarthome.ui.basic.pagerenderer">
    <implementation class="org.eclipse.smarthome.ui.basic.internal.render.PageRenderer"/>
 
-   <reference bind="setItemUIRegistry" cardinality="1..1" interface="org.eclipse.smarthome.ui.items.ItemUIRegistry" name="ItemUIRegistry" policy="dynamic" unbind="unsetItemUIRegistry"/>
+   <reference bind="setItemUIRegistry" cardinality="1..1" interface="org.eclipse.smarthome.ui.items.ItemUIRegistry" name="ItemUIRegistry" policy="static" unbind="unsetItemUIRegistry"/>
+   <reference bind="setLocaleProvider" cardinality="1..1" interface="org.eclipse.smarthome.core.i18n.LocaleProvider" name="LocaleProvider" policy="static" unbind="unsetLocaleProvider"/>
+   <reference bind="setTranslationProvider" cardinality="1..1" interface="org.eclipse.smarthome.core.i18n.TranslationProvider" name="TranslationProvider" policy="static" unbind="unsetTranslationProvider"/>
    <service>
       <provide interface="org.eclipse.smarthome.ui.basic.internal.render.PageRenderer"/>
    </service>

extensions/ui/org.eclipse.smarthome.ui.basic/snippets/main.html

@@ -56,7 +56,7 @@
 		<script type="text/html" id="template-offline-notify">
 			<div class="mdl-notify">
 				<div class="mdl-notify__text">
-					Offline: waiting for connection to become available
+					%main.offline-msg%
 				</div>
 			</div>
 		</script>

extensions/ui/org.eclipse.smarthome.ui.basic/snippets/sitemaps_list.html

@@ -1,5 +1,5 @@
-<h4 class="mdl-cell mdl-cell--12-col">Welcome!</h3>
-<h5 class="mdl-cell mdl-cell--12-col">Available sitemaps</h5>
+<h4 class="mdl-cell mdl-cell--12-col">%sitemaps-list.welcome%</h3>
+<h5 class="mdl-cell mdl-cell--12-col">%sitemaps-list.available-sitemaps%</h5>
 <div class="mdl-cell mdl-cell--12-col welcome-sitemaps">
 %items%
 </div>

extensions/ui/org.eclipse.smarthome.ui.basic/snippets/sitemaps_list_empty.html

@@ -1,3 +1,3 @@
 <div class="welcome-sitemaps__empty">
-It seems like you have not defined any sitemaps yet. To build one, please check the documentation for guidance.
+%sitemaps-list-empty.info%
 </div>

extensions/ui/org.eclipse.smarthome.ui.basic/src/main/java/org/eclipse/smarthome/ui/basic/internal/render/AbstractWidgetRenderer.java

@@ -17,14 +17,17 @@
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang.StringEscapeUtils;
 import org.apache.commons.lang.StringUtils;
+import org.eclipse.smarthome.core.i18n.I18nUtil;
+import org.eclipse.smarthome.core.i18n.LocaleProvider;
+import org.eclipse.smarthome.core.i18n.TranslationProvider;
 import org.eclipse.smarthome.core.types.State;
 import org.eclipse.smarthome.model.sitemap.Widget;
 import org.eclipse.smarthome.ui.basic.internal.WebAppActivator;
 import org.eclipse.smarthome.ui.basic.internal.WebAppConfig;
 import org.eclipse.smarthome.ui.basic.render.RenderException;
 import org.eclipse.smarthome.ui.basic.render.WidgetRenderer;
 import org.eclipse.smarthome.ui.items.ItemUIRegistry;
-import org.osgi.service.component.ComponentContext;
+import org.osgi.framework.BundleContext;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -42,9 +45,13 @@ abstract public class AbstractWidgetRenderer implements WidgetRenderer {
     private final Logger logger = LoggerFactory.getLogger(AbstractWidgetRenderer.class);
 
     protected ItemUIRegistry itemUIRegistry;
+    protected TranslationProvider i18nProvider;
+    protected LocaleProvider localeProvider;
 
     protected WebAppConfig config;
 
+    private BundleContext bundleContext;
+
     /* the file extension of the snippets */
     protected static final String SNIPPET_EXT = ".html";
 
@@ -66,10 +73,28 @@ public ItemUIRegistry getItemUIRegistry() {
         return itemUIRegistry;
     }
 
-    protected void activate(ComponentContext context) {
+    public void setLocaleProvider(LocaleProvider localeProvider) {
+        this.localeProvider = localeProvider;
+    }
+
+    public void unsetLocaleProvider(final LocaleProvider localeProvider) {
+        this.localeProvider = null;
+    }
+
+    public void setTranslationProvider(TranslationProvider i18nProvider) {
+        this.i18nProvider = i18nProvider;
+    }
+
+    public void unsetTranslationProvider(TranslationProvider i18nProvider) {
+        this.i18nProvider = null;
+    }
+
+    protected void activate(BundleContext context) {
+        this.bundleContext = context;
     }
 
-    protected void deactivate(ComponentContext context) {
+    protected void deactivate(BundleContext context) {
+        this.bundleContext = null;
     }
 
     /**
@@ -273,4 +298,13 @@ protected String escapeHtml(String s) {
     public void setConfig(WebAppConfig config) {
         this.config = config;
     }
+
+    protected String localizeText(String key) {
+        String result = "";
+        if (I18nUtil.isConstant(key)) {
+            result = this.i18nProvider.getText(this.bundleContext.getBundle(), I18nUtil.stripConstant(key), "",
+                    this.localeProvider.getLocale());
+        }
+        return result;
+    }
 }

extensions/ui/org.eclipse.smarthome.ui.basic/src/main/java/org/eclipse/smarthome/ui/basic/internal/render/PageRenderer.java

@@ -67,6 +67,7 @@ public StringBuilder processPage(String id, String sitemap, String label, EList<
             throws RenderException {
 
         String snippet = getSnippet(async ? "layer" : "main");
+        snippet = snippet.replaceAll("%main.offline-msg%", localizeText("@text/main.offline-msg"));
         snippet = snippet.replaceAll("%id%", id);
 
         // if the label contains a value span, we remove this span as
@@ -200,13 +201,20 @@ public CharSequence renderSitemapList(Set<SitemapProvider> sitemapProviders) thr
 
         StringBuilder sb = new StringBuilder();
         if (sitemapList.isEmpty()) {
-            sb.append(getSnippet("sitemaps_list_empty"));
+            String listEmptySnippet = getSnippet("sitemaps_list_empty");
+            listEmptySnippet = StringUtils.replace(listEmptySnippet, "%sitemaps-list-empty.info%",
+                    localizeText("@text/sitemaps-list-empty.info"));
+            sb.append(listEmptySnippet);
         } else {
             for (String sitemap : sitemapList) {
                 sb.append(StringUtils.replace(sitemapSnippet, "%sitemap%", sitemap));
             }
         }
 
+        listSnippet = StringUtils.replace(listSnippet, "%sitemaps-list.welcome%",
+                localizeText("@text/sitemaps-list.welcome"));
+        listSnippet = StringUtils.replace(listSnippet, "%sitemaps-list.available-sitemaps%",
+                localizeText("@text/sitemaps-list.available-sitemaps"));
         listSnippet = StringUtils.replace(listSnippet, "%items%", sb.toString());
 
         pageSnippet = StringUtils.replace(pageSnippet, "%title%", "BasicUI");