fix #129

src/main/java/jp/sf/fess/helper/ViewHelper.java

@@ -22,6 +22,7 @@ import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
 import java.net.URLEncoder;
 import java.util.ArrayList;
+import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Locale;
@@ -39,11 +40,13 @@ import jp.sf.fess.helper.UserAgentHelper.UserAgentType;
 import jp.sf.fess.util.ResourceUtil;
 
 import org.apache.commons.lang.StringUtils;
+import org.codelibs.core.CoreLibConstants;
 import org.codelibs.core.util.DynamicProperties;
 import org.codelibs.core.util.StringUtil;
 import org.seasar.framework.util.URLUtil;
 import org.seasar.robot.util.CharUtil;
 import org.seasar.struts.taglib.S2Functions;
+import org.seasar.struts.util.MessageResourcesUtil;
 import org.seasar.struts.util.RequestUtil;
 import org.seasar.struts.util.ServletContextUtil;
 import org.slf4j.Logger;
@@ -53,6 +56,7 @@ import com.github.jknack.handlebars.Context;
 import com.github.jknack.handlebars.Handlebars;
 import com.github.jknack.handlebars.Template;
 import com.github.jknack.handlebars.io.FileTemplateLoader;
+import com.ibm.icu.text.SimpleDateFormat;
 
 public class ViewHelper implements Serializable {
 
@@ -415,6 +419,27 @@ public class ViewHelper implements Serializable {
                 ResourceUtil.getViewTemplatePath(StringUtil.EMPTY)));
         final Handlebars handlebars = new Handlebars(loader);
 
+        Locale locale = RequestUtil.getRequest().getLocale();
+        if (locale == null) {
+            locale = Locale.ENGLISH;
+        }
+        String url = (String) doc.get("url");
+        if (url == null) {
+            url = MessageResourcesUtil.getMessage(locale,
+                    "labels.search_unknown");
+        }
+        Object created = doc.get("created");
+        if (created instanceof Date) {
+            final SimpleDateFormat sdf = new SimpleDateFormat(
+                    CoreLibConstants.DATE_FORMAT_ISO_8601_EXTEND);
+            created = sdf.format((Date) created);
+        } else {
+            created = MessageResourcesUtil.getMessage(locale,
+                    "labels.search_unknown");
+        }
+        doc.put("cacheMsg", MessageResourcesUtil.getMessage(locale,
+                "labels.search_cache_msg", url, created));
+
         try {
             final Template template = handlebars.compile(cacheTemplateName);
             final Context hbsContext = Context.newContext(doc);

src/main/resources/application.properties

@@ -430,7 +430,8 @@ labels.index_help=Help
 labels.search_options=Search Options
 labels.search_options_close=Close
 labels.search_options_clear=Clear
-
+labels.search_cache_msg=This is a cache of {0}. It is a snapshot of the page at {1}.
+labels.search_unknown=Unknown
 
 # view/footer.jsp
 labels.footer_back_to_top=Back to top

src/main/resources/application_ja.properties

@@ -430,6 +430,8 @@ labels.index_help=\u30d8\u30eb\u30d7
 labels.search_options=\u691c\u7d22\u30aa\u30d7\u30b7\u30e7\u30f3
 labels.search_options_close=\u9589\u3058\u308b
 labels.search_options_clear=\u30af\u30ea\u30a2
+labels.search_cache_msg=\u3053\u306e\u30da\u30fc\u30b8\u306f {0} \u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3067\u3059\u3002{1} \u306b\u5b58\u5728\u3057\u3066\u3044\u305f\u30da\u30fc\u30b8\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3067\u3059\u3002
+labels.search_unknown=\u4e0d\u660e
 
 # view/footer.jsp
 labels.footer_back_to_top=\u4e0a\u90e8\u3078\u79fb\u52d5

src/main/webapp/WEB-INF/view/cache.hbs

@@ -2,6 +2,6 @@
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 <base href="{{url}}">
 <div style="border:1px solid #999;margin:5px -1px;padding:0;">
-<div style="margin:5px 15px;padding:5px;text-align:left;">This content is cached in Fess.</div>
+<div style="color:#000;background:#ddd;border:1px solid #666;margin:10px 15px;padding:5px;text-align:left;">{{cacheMsg}}</div>
 </div>
 {{{cache}}}