add: reset Solr schema filed selection to default button in IndexSchema_p

htroot/IndexSchema_p.html

@@ -47,7 +47,10 @@
       </table>
       </div>
     </fieldset>
+      <div>
         <input type="submit" name="set" value="Set" />
+        <input style="float:right" type="submit" name="resetselectiontodefault" value="reset selection to default" />
+      </div> 
     </form>
     
     #%env/templates/footer.template%#

htroot/IndexSchema_p.java

@@ -18,14 +18,17 @@
  *  If not, see <http://www.gnu.org/licenses/>.
  */
 
+import java.io.File;
 import java.io.IOException;
 import java.util.Iterator;
 
 import net.yacy.cora.federate.solr.SchemaConfiguration;
 import net.yacy.cora.federate.solr.SchemaDeclaration;
 import net.yacy.cora.protocol.RequestHeader;
+import net.yacy.kelondro.logging.Log;
 import net.yacy.search.Switchboard;
 import net.yacy.search.schema.CollectionSchema;
+import net.yacy.search.schema.WebgraphConfiguration;
 import net.yacy.search.schema.WebgraphSchema;
 import net.yacy.server.serverObjects;
 import net.yacy.server.serverSwitch;
@@ -74,6 +77,27 @@ public class IndexSchema_p {
             }            
         }
         
+        if (post != null && post.containsKey("resetselectiontodefault")) {
+            // reset Solr field selection to default configuration             
+            File solrInitFile;
+            if (cs instanceof WebgraphConfiguration) { // get default configuration for webgraph
+                solrInitFile = new File(sb.getAppPath(), "defaults/" + Switchboard.SOLR_WEBGRAPH_CONFIGURATION_NAME);
+            } else { // or get default configuration for collection1
+                solrInitFile = new File(sb.getAppPath(), "defaults/" + Switchboard.SOLR_COLLECTION_CONFIGURATION_NAME);
+            }
+            try {
+                SchemaConfiguration solrConfigurationInit = new SchemaConfiguration(solrInitFile);
+                Iterator<SchemaConfiguration.Entry> it = cs.entryIterator(); // get current configuration
+                while (it.hasNext()) { // iterate over entries and enable/disable according to default
+                    SchemaConfiguration.Entry etr = it.next();
+                    etr.setEnable(solrConfigurationInit.contains(etr.key()));
+                }
+                cs.commit();
+            } catch (IOException ex) {
+                Log.logWarning("IndexSchema", "file " + solrInitFile.getAbsolutePath() + " not found");
+            }
+        }
+        
         int c = 0;
         boolean dark = false;
         // use enum SolrField to keep defined order

source/net/yacy/search/Switchboard.java

@@ -206,8 +206,8 @@ import com.google.common.io.Files;
 public final class Switchboard extends serverSwitch {
 
     final static String SOLR_COLLECTION_CONFIGURATION_NAME_OLD = "solr.keys.default.list";
-    final static String SOLR_COLLECTION_CONFIGURATION_NAME = "solr.collection.schema";
-    final static String SOLR_WEBGRAPH_CONFIGURATION_NAME = "solr.webgraph.schema";
+    public final static String SOLR_COLLECTION_CONFIGURATION_NAME = "solr.collection.schema";
+    public final static String SOLR_WEBGRAPH_CONFIGURATION_NAME = "solr.webgraph.schema";
     
     // load slots
     public static int xstackCrawlSlots = 2000;