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package net.yacy.data.ymark;
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import java.io.IOException;
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import java.io.Reader;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.concurrent.ArrayBlockingQueue;
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import net.yacy.kelondro.logging.Log;
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import net.yacy.search.Switchboard;
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import org.json.simple.parser.ContentHandler;
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import org.json.simple.parser.JSONParser;
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import org.json.simple.parser.ParseException;
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public class YMarkSMWJSONImporter implements Runnable, ContentHandler{
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// Importer Variables
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private final ArrayBlockingQueue<YMarkEntry> bookmarks;
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private final Reader bmk_file;
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private final String RootFolder;
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private final StringBuilder folderstring;
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private YMarkEntry bmk;
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private final JSONParser parser;
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//private boolean empty = true;
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//private int count = 0;
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// Parser Variables
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private final StringBuilder value;
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private final StringBuilder key;
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//private final StringBuilder date;
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private final HashMap<String,String> obj;
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private Boolean isBookmark;
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public YMarkSMWJSONImporter(final Reader bmk_file, final int queueSize, final String root) {
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this.bookmarks = new ArrayBlockingQueue<YMarkEntry>(queueSize);
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this.bmk_file = bmk_file;
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this.RootFolder = root;
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this.folderstring = new StringBuilder(YMarkTables.BUFFER_LENGTH);
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this.folderstring.append(this.RootFolder);
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this.bmk = new YMarkEntry();
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this.parser = new JSONParser();
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this.value = new StringBuilder(128);
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this.key = new StringBuilder(16);
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//this.date = new StringBuilder(32);
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this.obj = new HashMap<String,String>();
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this.isBookmark = false;
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//this.empty = true;
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//this.count = 0;
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}
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@Override
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public void startJSON() throws ParseException, IOException {
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}
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@Override
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public void endJSON() throws ParseException, IOException {
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}
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@Override
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public boolean startArray() throws ParseException, IOException {
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final String key = this.key.toString();
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if(key.equals("items") ) {
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this.isBookmark = true;
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//this.count = 0;
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}
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return true;
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}
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@Override
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public boolean endArray() throws ParseException, IOException {
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return true;
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}
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@Override
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public boolean startObject() throws ParseException, IOException {
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return true;
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}
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@Override
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public boolean endObject() throws ParseException, IOException {
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if(this.isBookmark) {
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if(this.obj.containsKey("category")) {
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String catstr = this.obj.get("category");
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HashSet<String> tags = YMarkUtil.keysStringToSet (catstr);
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HashSet<String> categories = YMarkUtil.keysStringToSet("");
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for (String c: tags) {
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c = c.split(":")[1];
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c = c.replace("/", "_");
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c = c.replace(" ", "_");
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if (!c.equals("") && (!c.equals(" "))) {
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categories.add ("sc:"+c);
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}
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}
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if (!Switchboard.getSwitchboard().getConfig("contentcontrol.smwimport.defaultcategory", "").equals("")) {
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categories.add ("sc:"+Switchboard.getSwitchboard().getConfig("contentcontrol.smwimport.defaultcategory", ""));
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}
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catstr = YMarkUtil.keySetToString(categories);
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this.bmk.put(YMarkEntry.BOOKMARK.TAGS.key(), catstr);
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}
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if(this.obj.containsKey("article_has_average_rating")) {
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this.bmk.put(YMarkEntry.BOOKMARK.STARRATING.key(),this.obj.get("article_has_average_rating"));
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}
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this.bmk.put(YMarkEntry.BOOKMARK.TITLE.key(),this.obj.get("label"));
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this.bmk.put(YMarkEntry.BOOKMARK.URL.key(),this.obj.get("url"));
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if(this.obj.containsKey("filter")) {
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this.bmk.put(YMarkEntry.BOOKMARK.FILTER.key(),this.obj.get("filter"));
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} else {
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this.bmk.put(YMarkEntry.BOOKMARK.FILTER.key(),"");
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}
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try {
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this.bookmarks.put(this.bmk);
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//this.count++;
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} catch (InterruptedException e) {
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Log.logException(e);
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}
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this.obj.clear();
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this.bmk = new YMarkEntry();
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}
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return true;
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}
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@Override
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public boolean startObjectEntry(String key) throws ParseException, IOException {
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this.key.setLength(0);
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this.key.append(key);
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return true;
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}
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@Override
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public boolean primitive(Object value) throws ParseException, IOException {
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this.value.setLength(0);
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if(value instanceof java.lang.String) {
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this.value.append((String)value);
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} else if(value instanceof java.lang.Boolean) {
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this.value.append(value);
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} else if(value instanceof java.lang.Number) {
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this.value.append(value);
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}
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return true;
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}
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@Override
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public boolean endObjectEntry() throws ParseException, IOException {
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final String key = this.key.toString();
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final String value = this.value.toString();
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this.obj.put(key, value);
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return true;
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}
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@Override
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public void run() {
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try {
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Log.logInfo(YMarkTables.BOOKMARKS_LOG, "SMWJSON Importer run()");
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//this.empty = true;
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this.parser.parse(this.bmk_file, this, true);
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} catch (IOException e) {
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Log.logException(e);
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} catch (ParseException e) {
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Log.logException(e);
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} finally {
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try {
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Log.logInfo(YMarkTables.BOOKMARKS_LOG, "SMWJSON Importer inserted poison pill in queue");
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this.bookmarks.put(YMarkEntry.POISON);
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} catch (InterruptedException e) {
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Log.logException(e);
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}
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}
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}
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public YMarkEntry take() {
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try {
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return this.bookmarks.take();
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} catch (InterruptedException e) {
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Log.logException(e);
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return null;
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}
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}
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}
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