yacy_search_server/htroot/api/ymarks/get_ymark.java

import java.io.IOException;
import java.util.Iterator;

import net.yacy.cora.protocol.RequestHeader;
import net.yacy.kelondro.blob.Tables;
import net.yacy.kelondro.index.RowSpaceExceededException;
import net.yacy.kelondro.logging.Log;
import de.anomic.data.YMarkTables;
import de.anomic.data.userDB;
import de.anomic.search.Switchboard;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;


public class get_ymark {
	public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
        final Switchboard sb = (Switchboard) env;
        final serverObjects prop = new serverObjects();
        
        final userDB.Entry user = sb.userDB.getUser(header); 
        final boolean isAdmin = (sb.verifyAuthentication(header, true));
        final boolean isAuthUser = user!= null && user.hasRight(userDB.Entry.BOOKMARK_RIGHT);

        if(isAdmin || isAuthUser) {
	    	final String bmk_table = (isAuthUser ? user.getUserName() : YMarkTables.TABLE_BOOKMARKS_USER_ADMIN)+YMarkTables.TABLE_BOOKMARKS_BASENAME;
	    	final String tag_table = (isAuthUser ? user.getUserName() : YMarkTables.TABLE_BOOKMARKS_USER_ADMIN)+YMarkTables.TABLE_TAGS_BASENAME;
	        
	    	if(post.containsKey(YMarkTables.TABLE_TAGS_COL_TAG)) {
	    		final byte[] tagHash = YMarkTables.getTagId(post.get(YMarkTables.TABLE_TAGS_COL_TAG));
	            Tables.Row tag_row = null;
	    		try {
					tag_row = sb.tables.select(tag_table, tagHash);
					if (tag_row != null) {
						final Iterator<String>urlIter = (YMarkTables.keysStringToKeySet(new String(tag_row.get(YMarkTables.TABLE_TAGS_COL_URLS)))).iterator();
						int count = 0;
						while(urlIter.hasNext()) {
							final byte[] urlHash = urlIter.next().getBytes();
							Tables.Row bmk_row = null;
				            bmk_row = sb.tables.select(bmk_table, urlHash);
				            if (bmk_row != null) {
					   			prop.putXML("bookmarks_"+count+"_id", new String(urlHash));
					   			prop.putXML("bookmarks_"+count+"_url", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_URL,YMarkTables.TABLE_BOOKMARKS_COL_DEFAULT)));
					   			prop.putXML("bookmarks_"+count+"_title", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_TITLE,YMarkTables.TABLE_BOOKMARKS_COL_DEFAULT)));
					   			prop.putXML("bookmarks_"+count+"_desc", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_DESC,YMarkTables.TABLE_BOOKMARKS_COL_DEFAULT)));
					   			prop.putXML("bookmarks_"+count+"_added", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_DATE_ADDED,YMarkTables.TABLE_BOOKMARKS_COL_DEFAULT)));
					   			prop.putXML("bookmarks_"+count+"_modified", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_DATE_MODIFIED,YMarkTables.TABLE_BOOKMARKS_COL_DEFAULT)));
					   			prop.putXML("bookmarks_"+count+"_visited", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_DATE_VISITED,YMarkTables.TABLE_BOOKMARKS_COL_DEFAULT)));
					   			prop.putXML("bookmarks_"+count+"_public", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_PUBLIC,YMarkTables.TABLE_BOOKMARKS_COL_PUBLIC_FALSE)));
					   			prop.putXML("bookmarks_"+count+"_tags", new String(bmk_row.get(YMarkTables.TABLE_BOOKMARKS_COL_TAGS,YMarkTables.TABLE_BOOKMARKS_COL_DEFAULT)));
					            count++;
				            }
						}
						prop.put("bookmarks", count);
					}
					else {
		        		prop.put("result", "0");
	        			return prop; 
					}
				} catch (IOException e) {
	                Log.logException(e);
				} catch (RowSpaceExceededException e) {
	                Log.logException(e);
				}
	    	}
        } else {
        	prop.put(YMarkTables.TABLE_BOOKMARKS_USER_AUTHENTICATE,YMarkTables.TABLE_BOOKMARKS_USER_AUTHENTICATE_MSG);
        }
        // return rewrite properties
        return prop;
	}
}