Add working tagging of ISO 3166-1 countries

If an item has country metadata (cg.coverage.country) and no alpha
codes we check for name matches in ISO 3166 and add alpha_2 codes.
The name matching checks for a case-insensitive match on either an
ISO 3166-1 name, official name, or common name.

src/main/java/org/cgiar/cgspace/ctasks/CountryCodeTagger.java

@@ -19,6 +19,7 @@
 package org.cgiar.cgspace.ctasks;
 
 import com.google.gson.Gson;
+import org.dspace.authorize.AuthorizeException;
 import org.dspace.content.DSpaceObject;
 import org.dspace.content.Item;
 import org.dspace.content.Metadatum;
@@ -30,8 +31,10 @@ import org.dspace.curate.Curator;
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
+import org.apache.log4j.Logger;
 
 public class CountryCodeTagger extends AbstractCurationTask
 {
@@ -46,6 +49,8 @@ public class CountryCodeTagger extends AbstractCurationTask
 
     private List<String> results = new ArrayList<String>();
 
+    private static Logger log = Logger.getLogger(CountryCodeTagger.class);
+
     @Override
     public int perform(DSpaceObject dso) throws IOException
     {
@@ -60,14 +65,12 @@ public class CountryCodeTagger extends AbstractCurationTask
             Item item = (Item)dso;
             String itemHandle = item.getHandle();
 
-            // Always succeed?
-            status = Curator.CURATE_SUCCESS;
-
             Metadatum[] itemCountries = item.getMetadataByMetadataString(iso3166Field);
 
             // skip items that don't have country metadata
             if (itemCountries.length == 0) {
                 result = itemHandle + ": no countries, skipping.";
+                status = Curator.CURATE_SKIP;
             } else {
                 Gson gson = new Gson();
 
@@ -80,20 +83,40 @@ public class CountryCodeTagger extends AbstractCurationTask
                 CountriesVocabulary cgspaceCountriesJson = gson.fromJson(reader, CountriesVocabulary.class);
                 reader.close();
 
-                System.out.println(isocodesCountriesJson.getClass());
+                //System.out.println(itemHandle + ": " + itemCountries.length + " countries possibly need tagging");
-                System.out.println(cgspaceCountriesJson.getClass());
-
-                for (CountriesVocabulary.Country country : isocodesCountriesJson.countries) {
-                    System.out.println(country.getName());
-                }
-
-                result = itemHandle + ": " + itemCountries.length + " countries possibly need tagging";
 
                 // check the item's country codes, if any
                 Metadatum[] itemAlpha2CountryCodes = item.getMetadataByMetadataString(iso3166Alpha2Field);
 
                 if (itemAlpha2CountryCodes.length == 0) {
-                    System.out.println(itemHandle + ": Should add codes for " + itemCountries.length + " countries.");
+                    //System.out.println(itemHandle + ": Should add codes for " + itemCountries.length + " countries.");
+
+                    Integer addedCodeCount = 0;
+                    for (Metadatum itemCountry : itemCountries) {
+                        for (CountriesVocabulary.Country country : isocodesCountriesJson.countries) {
+                            if (itemCountry.value.equalsIgnoreCase(country.getName()) || itemCountry.value.equalsIgnoreCase(country.getOfficialName()) || itemCountry.value.equalsIgnoreCase(country.getCommonName())) {
+                                System.out.println(itemHandle + ": adding country code " + country.getAlpha_2());
+
+                                try {
+                                    // we have the field as a string, so we need to split/tokenize it here actually
+                                    item.addMetadata("cg", "coverage", "iso3166-alpha2", "en_US", country.getAlpha_2());
+                                    item.update();
+
+                                    addedCodeCount++;
+
+                                    result = itemHandle + ": added " + addedCodeCount + " country code(s)";
+                                    status = Curator.CURATE_SUCCESS;
+                                } catch (SQLException | AuthorizeException sqle) {
+                                    log.debug(sqle.getMessage());
+                                    result = itemHandle + ": error";
+                                    status = Curator.CURATE_ERROR;
+                                }
+                            }
+                        }
+                    }
+                } else {
+                    result = itemHandle + ": oh snap, we have countries and codes... not sure what to do";
+                    status = Curator.CURATE_SUCCESS;
                 }
             }