add elg format

dspace-oai/src/main/java/org/dspace/utils/LangUtil.java

@@ -0,0 +1,104 @@
+/**
+ * The contents of this file are subject to the license and copyright
+ * detailed in the LICENSE and NOTICE files at the root of the source
+ * tree and available online at
+ *
+ * http://www.dspace.org/license/
+ */
+
+/* Created for LINDAT/CLARIAH-CZ (UFAL) */
+package org.dspace.utils;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.util.HashMap;
+
+/**
+ *  Class is copied from the LINDAT/CLARIAH-CZ (This class is taken from UFAL-clarin.
+ *  <a href="https://github.com/ufal/clarin-dspace/blob/clarin
+ *  /dspace-oai/src/main/java/cz/cuni/mff/ufal/utils/LangUtil.java">...</a>) and modified by
+ *
+ *  @author Marian Berger (dspace at dataquest.sk)
+ */
+public class LangUtil {
+
+    private LangUtil() {}
+    private static org.apache.log4j.Logger log = org.apache.log4j.Logger
+            .getLogger(LangUtil.class);
+
+    static final HashMap<String, Lang> idToLang;
+
+    static {
+        idToLang = new HashMap<>();
+        final InputStream langCodesInputStream = LangUtil.class.getClassLoader()
+                .getResourceAsStream("iso-639-3.tab");
+        if (langCodesInputStream != null) {
+            try (BufferedReader reader = new BufferedReader(new InputStreamReader(langCodesInputStream,
+                    StandardCharsets.UTF_8))) {
+                String line;
+                while ((line = reader.readLine()) != null) {
+                    Lang lang = new Lang(line);
+                    idToLang.put(lang.getId(), lang);
+                    if (lang.getPart2B() != null) {
+                        idToLang.put(lang.getPart2B(), lang);
+                    }
+                }
+            } catch (IOException e) {
+                log.error(e);
+            }
+        }
+    }
+
+    public static String getShortestId(String id) {
+        Lang lang = idToLang.get(id);
+        if (lang != null) {
+            if (lang.getPart1() != null) {
+                return lang.getPart1();
+            } else {
+                return lang.getId();
+            }
+        }
+        return id;
+    }
+
+    public static void main(String[] args) {
+        System.out.println(getShortestId("eng"));
+        System.out.println(getShortestId("deu"));
+        System.out.println(getShortestId("ger"));
+        System.out.println(getShortestId("wtf"));
+    }
+
+    private static class Lang {
+        private final String id;
+        private final String part2B;
+        //private final String part2T;
+        private final String part1;
+        /*private final String scope;
+        private final String languageType;
+        private final String refName;
+        private final String comment;*/
+
+        public Lang(String line) {
+            String[] parts = line.split("\t", 8);
+            id = parts[0];
+            part2B = parts[1].isEmpty() ? null : parts[1];
+            //part2T = parts[2];
+            part1 = parts[3].isEmpty() ? null : parts[3];
+        }
+
+        public String getId() {
+            return id;
+        }
+
+        public String getPart1() {
+            return part1;
+        }
+
+        public String getPart2B() {
+            return part2B;
+        }
+    }
+}

dspace-oai/src/main/java/org/dspace/utils/LicenseUtil.java

@@ -26,8 +26,8 @@
  *  https://github.com/ufal/clarin-dspace/blob
  *  * /si-master-origin/dspace-oai/src/main/java/cz/cuni/mff/ufal/utils/LicenseUtil.java) and modified by
  *
- *  @author Marian Berger (marian.berger at dataquest.sk)
- *  @author Milan Majchrak (milan.majchrak at dataquest.sk)
+ *  @author Marian Berger (dspace at dataquest.sk)
+ *  @author Milan Majchrak (dspace at dataquest.sk)
  */
 public class LicenseUtil {
 

dspace-oai/src/main/java/org/dspace/xoai/services/impl/resources/DSpaceResourceResolver.java

@@ -34,6 +34,7 @@
 import org.dspace.xoai.services.impl.resources.functions.GetUploadedMetadataFn;
 import org.dspace.xoai.services.impl.resources.functions.LogMissingFn;
 import org.dspace.xoai.services.impl.resources.functions.LogMissingMsgFn;
+import org.dspace.xoai.services.impl.resources.functions.ShortestIdFn;
 import org.dspace.xoai.services.impl.resources.functions.StringReplaceFn;
 import org.dspace.xoai.services.impl.resources.functions.UriToLicenseFn;
 import org.dspace.xoai.services.impl.resources.functions.UriToMetaShareFn;
@@ -50,7 +51,7 @@ public class DSpaceResourceResolver implements ResourceResolver {
          */
         List<ExtensionFunction> extensionFunctionList = List.of(
                 new GetPropertyFn(), new StringReplaceFn(), new UriToMetaShareFn(),
-                new UriToLicenseFn(), new LogMissingMsgFn(), new UriToRestrictionsFn(),
+                new UriToLicenseFn(), new LogMissingMsgFn(), new UriToRestrictionsFn(), new ShortestIdFn(),
                 new GetContactFn(), new GetAuthorFn(), new GetFundingFn(), new GetLangForCodeFn(),
                 new GetPropertyFn(), new GetSizeFn(), new GetUploadedMetadataFn(), new LogMissingFn(),
                 new BibtexifyFn(), new FormatFn()
@@ -62,6 +63,7 @@ public class DSpaceResourceResolver implements ResourceResolver {
             saxonTransformerFactory.getProcessor().registerExtensionFunction(en);
         }
     }
+
     private final String basePath;
 
     public DSpaceResourceResolver() {

dspace-oai/src/main/java/org/dspace/xoai/services/impl/resources/functions/ShortestIdFn.java

@@ -0,0 +1,26 @@
+/**
+ * The contents of this file are subject to the license and copyright
+ * detailed in the LICENSE and NOTICE files at the root of the source
+ * tree and available online at
+ *
+ * http://www.dspace.org/license/
+ */
+package org.dspace.xoai.services.impl.resources.functions;
+
+import org.dspace.utils.LangUtil;
+
+/**
+ * Serves as proxy for call from XSL engine. Calls LicenseUtil
+ * @author Marian Berger (marian.berger at dataquest.sk)
+ */
+public class ShortestIdFn extends StringXSLFunction {
+    @Override
+    protected String getFnName() {
+        return "shortestIdFn";
+    }
+
+    @Override
+    protected String getStringResult(String param) {
+        return LangUtil.getShortestId(param);
+    }
+}

dspace/config/clarin-dspace.cfg

@@ -281,3 +281,5 @@ download.all.limit.min.file.count = 1
 download.all.limit.max.file.size = 1073741824
 # minimum total size of files for enabling download alert:
 download.all.alert.min.file.size = 10485760
+# used in elg crosswalk exposing download locations
+elg.download-location.exposed = 0