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655 lines
35 KiB
655 lines
35 KiB
// Crawler_p.java
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// (C) 2006 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
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// first published 18.12.2006 on http://www.anomic.de
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// this file was created using the an implementation from IndexCreate_p.java, published 02.12.2004
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//
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// This is a part of YaCy, a peer-to-peer based web search engine
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//
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// $LastChangedDate$
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// $LastChangedRevision$
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// $LastChangedBy$
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//
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// LICENSE
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.Writer;
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import java.net.MalformedURLException;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.Properties;
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import java.util.Set;
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import java.util.regex.Pattern;
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import java.util.regex.PatternSyntaxException;
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import net.yacy.cora.document.MultiProtocolURI;
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import net.yacy.cora.protocol.RequestHeader;
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import net.yacy.cora.services.federated.yacy.CacheStrategy;
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import net.yacy.document.parser.html.ContentScraper;
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import net.yacy.document.parser.html.TransformerWriter;
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import net.yacy.kelondro.data.meta.DigestURI;
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import net.yacy.kelondro.logging.Log;
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import net.yacy.kelondro.util.FileUtils;
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import net.yacy.peers.NewsPool;
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import net.yacy.search.Switchboard;
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import net.yacy.search.SwitchboardConstants;
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import net.yacy.search.index.Segment;
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import net.yacy.search.index.Segments;
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import de.anomic.crawler.CrawlProfile;
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import de.anomic.crawler.SitemapImporter;
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import de.anomic.crawler.ZURL.FailCategory;
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import de.anomic.crawler.retrieval.Request;
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import de.anomic.data.BookmarkHelper;
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import de.anomic.data.BookmarksDB;
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import de.anomic.data.ListManager;
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import de.anomic.data.WorkTables;
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import de.anomic.data.ymark.YMarkTables;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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public class Crawler_p {
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// this servlet does NOT create the Crawler servlet page content!
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// this servlet starts a web crawl. The interface for entering the web crawl parameters is in IndexCreate_p.html
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public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
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// return variable that accumulates replacements
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final Switchboard sb = (Switchboard) env;
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// inital values for AJAX Elements (without JavaScript)
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final serverObjects prop = new serverObjects();
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prop.put("rejected", 0);
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prop.put("urlpublictextSize", 0);
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prop.put("rwipublictextSize", 0);
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prop.put("list", "0");
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prop.put("loaderSize", 0);
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prop.put("loaderMax", 0);
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prop.put("list-loader", 0);
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prop.put("localCrawlSize", sb.crawlQueues.coreCrawlJobSize());
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prop.put("localCrawlState", "");
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prop.put("limitCrawlSize", sb.crawlQueues.limitCrawlJobSize());
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prop.put("limitCrawlState", "");
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prop.put("remoteCrawlSize", sb.crawlQueues.limitCrawlJobSize());
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prop.put("remoteCrawlState", "");
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prop.put("list-remote", 0);
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prop.put("forwardToCrawlStart", "0");
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// get segment
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Segment indexSegment = null;
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if (post != null && post.containsKey("segment")) {
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final String segmentName = post.get("segment");
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if (sb.indexSegments.segmentExist(segmentName)) {
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indexSegment = sb.indexSegments.segment(segmentName);
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}
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} else {
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// take default segment
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indexSegment = sb.indexSegments.segment(Segments.Process.PUBLIC);
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}
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prop.put("info", "0");
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if (post != null && post.containsKey("continue")) {
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// continue queue
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final String queue = post.get("continue", "");
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if ("localcrawler".equals(queue)) {
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sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
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} else if ("remotecrawler".equals(queue)) {
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sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL);
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}
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}
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if (post != null && post.containsKey("pause")) {
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// pause queue
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final String queue = post.get("pause", "");
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if ("localcrawler".equals(queue)) {
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sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
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} else if ("remotecrawler".equals(queue)) {
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sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_REMOTE_TRIGGERED_CRAWL);
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}
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}
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if (post != null && post.containsKey("crawlingstart")) {
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// init crawl
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if (sb.peers == null) {
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prop.put("info", "3");
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} else {
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String crawlingStart = post.get("crawlingURL","").trim(); // the crawljob start url
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// add the prefix http:// if necessary
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int pos = crawlingStart.indexOf("://",0);
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if (pos == -1) {
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if (crawlingStart.startsWith("www")) crawlingStart = "http://" + crawlingStart;
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if (crawlingStart.startsWith("ftp")) crawlingStart = "ftp://" + crawlingStart;
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}
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// remove crawlingFileContent before we record the call
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final String crawlingFileName = post.get("crawlingFile");
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final File crawlingFile = (crawlingFileName != null && crawlingFileName.length() > 0) ? new File(crawlingFileName) : null;
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if (crawlingFile != null && crawlingFile.exists()) {
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post.remove("crawlingFile$file");
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}
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// normalize URL
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DigestURI crawlingStartURL = null;
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if (crawlingFile == null) try {crawlingStartURL = new DigestURI(crawlingStart);} catch (final MalformedURLException e1) {Log.logException(e1);}
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crawlingStart = (crawlingStartURL == null) ? null : crawlingStartURL.toNormalform(true, true);
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// set new properties
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final boolean fullDomain = "domain".equals(post.get("range", "wide")); // special property in simple crawl start
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final boolean subPath = "subpath".equals(post.get("range", "wide")); // special property in simple crawl start
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// set the crawl filter
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String newcrawlingMustMatch = post.get("mustmatch", CrawlProfile.MATCH_ALL_STRING);
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final String newcrawlingMustNotMatch = post.get("mustnotmatch", CrawlProfile.MATCH_NEVER_STRING);
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if (newcrawlingMustMatch.length() < 2) newcrawlingMustMatch = CrawlProfile.MATCH_ALL_STRING; // avoid that all urls are filtered out if bad value was submitted
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String ipMustMatch = post.get("ipMustmatch", CrawlProfile.MATCH_ALL_STRING);
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final String ipMustNotMatch = post.get("ipMustnotmatch", CrawlProfile.MATCH_NEVER_STRING);
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if (ipMustMatch.length() < 2) ipMustMatch = CrawlProfile.MATCH_ALL_STRING;
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final String countryMustMatch = post.getBoolean("countryMustMatchSwitch", false) ? post.get("countryMustMatchList", "") : "";
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sb.setConfig("crawlingIPMustMatch", ipMustMatch);
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sb.setConfig("crawlingIPMustNotMatch", ipMustNotMatch);
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if (countryMustMatch.length() > 0) sb.setConfig("crawlingCountryMustMatch", countryMustMatch);
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// special cases:
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if (crawlingStartURL!= null && fullDomain) {
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newcrawlingMustMatch = CrawlProfile.mustMatchFilterFullDomain(crawlingStartURL);
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if (subPath) newcrawlingMustMatch = newcrawlingMustMatch.substring(0, newcrawlingMustMatch.length() - 2) + crawlingStartURL.getPath() + ".*";
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}
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if (crawlingStart!= null && subPath && (pos = crawlingStart.lastIndexOf('/')) > 0) {
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newcrawlingMustMatch = crawlingStart.substring(0, pos + 1) + ".*";
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}
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final boolean crawlOrder = post.get("crawlOrder", "off").equals("on");
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env.setConfig("crawlOrder", crawlOrder);
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int newcrawlingdepth = post.getInt("crawlingDepth", 8);
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env.setConfig("crawlingDepth", Integer.toString(newcrawlingdepth));
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if ((crawlOrder) && (newcrawlingdepth > 8)) newcrawlingdepth = 8;
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final boolean directDocByURL = "on".equals(post.get("directDocByURL", "off"));
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env.setConfig("crawlingDirectDocByURL", directDocByURL);
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// recrawl
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final String recrawl = post.get("recrawl", "nodoubles"); // nodoubles, reload, scheduler
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boolean crawlingIfOlderCheck = "on".equals(post.get("crawlingIfOlderCheck", "off"));
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int crawlingIfOlderNumber = post.getInt("crawlingIfOlderNumber", -1);
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String crawlingIfOlderUnit = post.get("crawlingIfOlderUnit","year"); // year, month, day, hour
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int repeat_time = post.getInt("repeat_time", -1);
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final String repeat_unit = post.get("repeat_unit", "seldays"); // selminutes, selhours, seldays
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if ("scheduler".equals(recrawl) && repeat_time > 0) {
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// set crawlingIfOlder attributes that are appropriate for scheduled crawling
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crawlingIfOlderCheck = true;
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crawlingIfOlderNumber = "selminutes".equals(repeat_unit) ? 1 : "selhours".equals(repeat_unit) ? repeat_time / 2 : repeat_time * 12;
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crawlingIfOlderUnit = "hour";
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} else if ("reload".equals(recrawl)) {
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repeat_time = -1;
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crawlingIfOlderCheck = true;
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} else if ("nodoubles".equals(recrawl)) {
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repeat_time = -1;
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crawlingIfOlderCheck = false;
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}
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final long crawlingIfOlder = recrawlIfOlderC(crawlingIfOlderCheck, crawlingIfOlderNumber, crawlingIfOlderUnit);
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env.setConfig("crawlingIfOlder", crawlingIfOlder);
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// store this call as api call
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if (repeat_time > 0) {
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// store as scheduled api call
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sb.tables.recordAPICall(post, "Crawler_p.html", WorkTables.TABLE_API_TYPE_CRAWLER, "crawl start for " + ((crawlingStart == null) ? post.get("crawlingFile", "") : crawlingStart), repeat_time, repeat_unit.substring(3));
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} else {
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// store just a protocol
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sb.tables.recordAPICall(post, "Crawler_p.html", WorkTables.TABLE_API_TYPE_CRAWLER, "crawl start for " + ((crawlingStart == null) ? post.get("crawlingFile", "") : crawlingStart));
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}
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final boolean crawlingDomMaxCheck = "on".equals(post.get("crawlingDomMaxCheck", "off"));
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final int crawlingDomMaxPages = (crawlingDomMaxCheck) ? post.getInt("crawlingDomMaxPages", -1) : -1;
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env.setConfig("crawlingDomMaxPages", Integer.toString(crawlingDomMaxPages));
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final boolean crawlingQ = "on".equals(post.get("crawlingQ", "off"));
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env.setConfig("crawlingQ", crawlingQ);
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final boolean indexText = "on".equals(post.get("indexText", "on"));
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env.setConfig("indexText", indexText);
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final boolean indexMedia = "on".equals(post.get("indexMedia", "on"));
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env.setConfig("indexMedia", indexMedia);
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boolean storeHTCache = "on".equals(post.get("storeHTCache", "on"));
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if (crawlingStartURL!= null &&(crawlingStartURL.isFile() || crawlingStartURL.isSMB())) storeHTCache = false;
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env.setConfig("storeHTCache", storeHTCache);
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CacheStrategy cachePolicy = CacheStrategy.parse(post.get("cachePolicy", "iffresh"));
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if (cachePolicy == null) cachePolicy = CacheStrategy.IFFRESH;
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final boolean xsstopw = "on".equals(post.get("xsstopw", "off"));
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env.setConfig("xsstopw", xsstopw);
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final boolean xdstopw = "on".equals(post.get("xdstopw", "off"));
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env.setConfig("xdstopw", xdstopw);
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final boolean xpstopw = "on".equals(post.get("xpstopw", "off"));
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env.setConfig("xpstopw", xpstopw);
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final String crawlingMode = post.get("crawlingMode","url");
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if (crawlingStart != null && crawlingStart.startsWith("ftp")) {
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try {
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// check if the crawl filter works correctly
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Pattern.compile(newcrawlingMustMatch);
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final CrawlProfile profile = new CrawlProfile(
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crawlingStart,
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crawlingStartURL,
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newcrawlingMustMatch,
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newcrawlingMustNotMatch,
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ipMustMatch,
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ipMustNotMatch,
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countryMustMatch,
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newcrawlingdepth,
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directDocByURL,
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crawlingIfOlder,
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crawlingDomMaxPages,
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crawlingQ,
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indexText,
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indexMedia,
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storeHTCache,
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crawlOrder,
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xsstopw,
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xdstopw,
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xpstopw,
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cachePolicy);
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sb.crawler.putActive(profile.handle().getBytes(), profile);
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sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
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final DigestURI url = crawlingStartURL;
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sb.crawlStacker.enqueueEntriesFTP(sb.peers.mySeed().hash.getBytes(), profile.handle(), url.getHost(), url.getPort(), false);
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} catch (final PatternSyntaxException e) {
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prop.put("info", "4"); // crawlfilter does not match url
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prop.putHTML("info_newcrawlingfilter", newcrawlingMustMatch);
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prop.putHTML("info_error", e.getMessage());
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} catch (final Exception e) {
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// mist
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prop.put("info", "7"); // Error with file
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prop.putHTML("info_crawlingStart", crawlingStart);
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prop.putHTML("info_error", e.getMessage());
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Log.logException(e);
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}
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sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
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} else if ("url".equals(crawlingMode)) {
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// check if pattern matches
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if ((crawlingStart == null || crawlingStartURL == null) /* || (!(crawlingStart.matches(newcrawlingfilter))) */) {
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// print error message
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prop.put("info", "4"); //crawlfilter does not match url
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prop.putHTML("info_newcrawlingfilter", newcrawlingMustMatch);
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prop.putHTML("info_crawlingStart", crawlingStart);
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} else try {
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// check if the crawl filter works correctly
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Pattern.compile(newcrawlingMustMatch);
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// stack request
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// first delete old entry, if exists
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final DigestURI url = new DigestURI(crawlingStart);
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final byte[] urlhash = url.hash();
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indexSegment.urlMetadata().remove(urlhash);
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sb.crawlQueues.noticeURL.removeByURLHash(urlhash);
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sb.crawlQueues.errorURL.remove(urlhash);
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// get a scraper to get the title
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final ContentScraper scraper = sb.loader.parseResource(url, CacheStrategy.IFFRESH);
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final String title = scraper == null ? url.toNormalform(true, true) : scraper.getTitle();
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final String description = scraper.getDescription();
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// stack url
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sb.crawler.removePassive(crawlingStartURL.hash()); // if there is an old entry, delete it
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final CrawlProfile pe = new CrawlProfile(
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(crawlingStartURL.getHost() == null) ? crawlingStartURL.toNormalform(true, false) : crawlingStartURL.getHost(),
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crawlingStartURL,
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newcrawlingMustMatch,
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newcrawlingMustNotMatch,
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ipMustMatch,
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ipMustNotMatch,
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countryMustMatch,
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newcrawlingdepth,
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directDocByURL,
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crawlingIfOlder,
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crawlingDomMaxPages,
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crawlingQ,
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indexText, indexMedia,
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storeHTCache,
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crawlOrder,
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xsstopw,
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xdstopw,
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xpstopw,
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cachePolicy);
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sb.crawler.putActive(pe.handle().getBytes(), pe);
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final String reasonString = sb.crawlStacker.stackCrawl(new Request(
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sb.peers.mySeed().hash.getBytes(),
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url,
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null,
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"CRAWLING-ROOT",
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new Date(),
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pe.handle(),
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0,
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0,
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0,
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0
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));
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if (reasonString == null) {
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// create a bookmark from crawl start url
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//final Set<String> tags=ListManager.string2set(BookmarkHelper.cleanTagsString(post.get("bookmarkFolder","/crawlStart")));
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final Set<String> tags=ListManager.string2set(BookmarkHelper.cleanTagsString("/crawlStart"));
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tags.add("crawlStart");
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final String[] keywords = scraper.getKeywords();
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if (keywords != null) {
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for (final String k: keywords) {
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final String kk = BookmarkHelper.cleanTagsString(k);
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if (kk.length() > 0) tags.add(kk);
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}
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}
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String tagStr = tags.toString();
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if (tagStr.length() > 2 && tagStr.startsWith("[") && tagStr.endsWith("]")) tagStr = tagStr.substring(1, tagStr.length() - 2);
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// we will create always a bookmark to use this to track crawled hosts
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final BookmarksDB.Bookmark bookmark = sb.bookmarksDB.createBookmark(crawlingStart, "admin");
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if (bookmark != null) {
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bookmark.setProperty(BookmarksDB.Bookmark.BOOKMARK_TITLE, title);
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bookmark.setProperty(BookmarksDB.Bookmark.BOOKMARK_DESCRIPTION, description);
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bookmark.setOwner("admin");
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bookmark.setPublic(false);
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bookmark.setTags(tags, true);
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sb.bookmarksDB.saveBookmark(bookmark);
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}
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// do the same for ymarks
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// TODO: could a non admin user add crawls?
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sb.tables.bookmarks.createBookmark(sb.loader, url, YMarkTables.USER_ADMIN, true, "crawlStart", "/Crawl Start");
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// liftoff!
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prop.put("info", "8");//start msg
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prop.putHTML("info_crawlingURL", post.get("crawlingURL"));
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// generate a YaCyNews if the global flag was set
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if (!sb.isRobinsonMode() && crawlOrder) {
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final Map<String, String> m = new HashMap<String, String>(pe); // must be cloned
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m.remove("specificDepth");
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m.remove("indexText");
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m.remove("indexMedia");
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m.remove("remoteIndexing");
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m.remove("xsstopw");
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m.remove("xpstopw");
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m.remove("xdstopw");
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m.remove("storeTXCache");
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m.remove("storeHTCache");
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m.remove("generalFilter");
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m.remove("specificFilter");
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m.put("intention", post.get("intention", "").replace(',', '/'));
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sb.peers.newsPool.publishMyNews(sb.peers.mySeed(), NewsPool.CATEGORY_CRAWL_START, m);
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}
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} else {
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prop.put("info", "5"); //Crawling failed
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prop.putHTML("info_crawlingURL", (post.get("crawlingURL")));
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prop.putHTML("info_reasonString", reasonString);
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sb.crawlQueues.errorURL.push(
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new Request(
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sb.peers.mySeed().hash.getBytes(),
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crawlingStartURL,
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null,
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"",
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new Date(),
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pe.handle(),
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0,
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0,
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0,
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0),
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sb.peers.mySeed().hash.getBytes(),
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new Date(),
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1,
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FailCategory.FINAL_LOAD_CONTEXT,
|
|
reasonString, -1);
|
|
}
|
|
} catch (final PatternSyntaxException e) {
|
|
prop.put("info", "4"); // crawlfilter does not match url
|
|
prop.putHTML("info_newcrawlingfilter", newcrawlingMustMatch);
|
|
prop.putHTML("info_error", e.getMessage());
|
|
} catch (final Exception e) {
|
|
// mist
|
|
prop.put("info", "6"); // Error with url
|
|
prop.putHTML("info_crawlingStart", crawlingStart);
|
|
prop.putHTML("info_error", e.getMessage());
|
|
Log.logException(e);
|
|
}
|
|
|
|
} else if ("file".equals(crawlingMode)) {
|
|
if (post.containsKey("crawlingFile")) {
|
|
final String crawlingFileContent = post.get("crawlingFile$file", "");
|
|
try {
|
|
// check if the crawl filter works correctly
|
|
Pattern.compile(newcrawlingMustMatch);
|
|
final ContentScraper scraper = new ContentScraper(new DigestURI(crawlingFile));
|
|
final Writer writer = new TransformerWriter(null, null, scraper, null, false);
|
|
if (crawlingFile != null && crawlingFile.exists()) {
|
|
FileUtils.copy(new FileInputStream(crawlingFile), writer);
|
|
} else {
|
|
FileUtils.copy(crawlingFileContent, writer);
|
|
}
|
|
writer.close();
|
|
|
|
// get links and generate filter
|
|
final Map<MultiProtocolURI, Properties> hyperlinks = scraper.getAnchors();
|
|
if (fullDomain && newcrawlingdepth > 0) newcrawlingMustMatch = siteFilter(hyperlinks.keySet());
|
|
|
|
final DigestURI crawlURL = new DigestURI("file://" + crawlingFile.toString());
|
|
final CrawlProfile profile = new CrawlProfile(
|
|
crawlingFileName,
|
|
crawlURL,
|
|
newcrawlingMustMatch,
|
|
CrawlProfile.MATCH_NEVER_STRING,
|
|
ipMustMatch,
|
|
ipMustNotMatch,
|
|
countryMustMatch,
|
|
newcrawlingdepth,
|
|
false,
|
|
crawlingIfOlder,
|
|
crawlingDomMaxPages,
|
|
crawlingQ,
|
|
indexText,
|
|
indexMedia,
|
|
storeHTCache,
|
|
crawlOrder,
|
|
xsstopw,
|
|
xdstopw,
|
|
xpstopw,
|
|
cachePolicy);
|
|
sb.crawler.putActive(profile.handle().getBytes(), profile);
|
|
sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
|
|
sb.crawlStacker.enqueueEntriesAsynchronous(sb.peers.mySeed().hash.getBytes(), profile.handle(), hyperlinks, true);
|
|
} catch (final PatternSyntaxException e) {
|
|
prop.put("info", "4"); // crawlfilter does not match url
|
|
prop.putHTML("info_newcrawlingfilter", newcrawlingMustMatch);
|
|
prop.putHTML("info_error", e.getMessage());
|
|
} catch (final Exception e) {
|
|
// mist
|
|
prop.put("info", "7"); // Error with file
|
|
prop.putHTML("info_crawlingStart", crawlingFileName);
|
|
prop.putHTML("info_error", e.getMessage());
|
|
Log.logException(e);
|
|
}
|
|
sb.continueCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
|
|
}
|
|
} else if ("sitemap".equals(crawlingMode)) {
|
|
final String sitemapURLStr = post.get("sitemapURL","");
|
|
try {
|
|
final DigestURI sitemapURL = new DigestURI(sitemapURLStr);
|
|
final CrawlProfile pe = new CrawlProfile(
|
|
sitemapURLStr,
|
|
sitemapURL,
|
|
CrawlProfile.MATCH_ALL_STRING,
|
|
CrawlProfile.MATCH_NEVER_STRING,
|
|
ipMustMatch,
|
|
ipMustNotMatch,
|
|
countryMustMatch,
|
|
0,
|
|
false,
|
|
crawlingIfOlder,
|
|
crawlingDomMaxPages,
|
|
true,
|
|
indexText,
|
|
indexMedia,
|
|
storeHTCache,
|
|
crawlOrder,
|
|
xsstopw,
|
|
xdstopw,
|
|
xpstopw,
|
|
cachePolicy);
|
|
sb.crawler.putActive(pe.handle().getBytes(), pe);
|
|
final SitemapImporter importer = new SitemapImporter(sb, sitemapURL, pe);
|
|
importer.start();
|
|
} catch (final Exception e) {
|
|
// mist
|
|
prop.put("info", "6");//Error with url
|
|
prop.putHTML("info_crawlingStart", sitemapURLStr);
|
|
prop.putHTML("info_error", e.getMessage());
|
|
Log.logException(e);
|
|
}
|
|
} else if ("sitelist".equals(crawlingMode)) {
|
|
try {
|
|
final DigestURI sitelistURL = new DigestURI(crawlingStart);
|
|
// download document
|
|
ContentScraper scraper = null;
|
|
scraper = sb.loader.parseResource(sitelistURL, CacheStrategy.IFFRESH);
|
|
// String title = scraper.getTitle();
|
|
// String description = scraper.getDescription();
|
|
|
|
// get links and generate filter
|
|
final Map<MultiProtocolURI, Properties> hyperlinks = scraper.getAnchors();
|
|
if (fullDomain && newcrawlingdepth > 0) newcrawlingMustMatch = siteFilter(hyperlinks.keySet());
|
|
|
|
// put links onto crawl queue
|
|
final CrawlProfile profile = new CrawlProfile(
|
|
sitelistURL.getHost(),
|
|
sitelistURL,
|
|
newcrawlingMustMatch,
|
|
CrawlProfile.MATCH_NEVER_STRING,
|
|
ipMustMatch,
|
|
ipMustNotMatch,
|
|
countryMustMatch,
|
|
newcrawlingdepth,
|
|
directDocByURL,
|
|
crawlingIfOlder,
|
|
crawlingDomMaxPages,
|
|
crawlingQ,
|
|
indexText,
|
|
indexMedia,
|
|
storeHTCache,
|
|
crawlOrder,
|
|
xsstopw,
|
|
xdstopw,
|
|
xpstopw,
|
|
cachePolicy);
|
|
sb.crawler.putActive(profile.handle().getBytes(), profile);
|
|
sb.pauseCrawlJob(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL);
|
|
final Iterator<Map.Entry<MultiProtocolURI, Properties>> linkiterator = hyperlinks.entrySet().iterator();
|
|
DigestURI nexturl;
|
|
while (linkiterator.hasNext()) {
|
|
final Map.Entry<MultiProtocolURI, Properties> e = linkiterator.next();
|
|
if (e.getKey() == null) continue;
|
|
nexturl = new DigestURI(e.getKey());
|
|
// remove the url from the database to be prepared to crawl them again
|
|
final byte[] urlhash = nexturl.hash();
|
|
indexSegment.urlMetadata().remove(urlhash);
|
|
sb.crawlQueues.noticeURL.removeByURLHash(urlhash);
|
|
sb.crawlQueues.errorURL.remove(urlhash);
|
|
sb.crawlStacker.enqueueEntry(new Request(
|
|
sb.peers.mySeed().hash.getBytes(),
|
|
nexturl,
|
|
null,
|
|
e.getValue().getProperty("name", ""),
|
|
new Date(),
|
|
profile.handle(),
|
|
0,
|
|
0,
|
|
0,
|
|
0
|
|
));
|
|
}
|
|
} catch (final Exception e) {
|
|
// mist
|
|
prop.put("info", "6");//Error with url
|
|
prop.putHTML("info_crawlingStart", crawlingStart);
|
|
prop.putHTML("info_error", e.getMessage());
|
|
Log.logException(e);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (post != null && post.containsKey("crawlingPerformance")) {
|
|
setPerformance(sb, post);
|
|
}
|
|
|
|
// performance settings
|
|
final long LCbusySleep = env.getConfigLong(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_BUSYSLEEP, 1000L);
|
|
final int LCppm = (int) (60000L / Math.max(1,LCbusySleep));
|
|
prop.put("crawlingSpeedMaxChecked", (LCppm >= 30000) ? "1" : "0");
|
|
prop.put("crawlingSpeedCustChecked", ((LCppm > 10) && (LCppm < 30000)) ? "1" : "0");
|
|
prop.put("crawlingSpeedMinChecked", (LCppm <= 10) ? "1" : "0");
|
|
prop.put("customPPMdefault", Integer.toString(LCppm));
|
|
|
|
// return rewrite properties
|
|
return prop;
|
|
}
|
|
|
|
private static long recrawlIfOlderC(final boolean recrawlIfOlderCheck, final int recrawlIfOlderNumber, final String crawlingIfOlderUnit) {
|
|
if (!recrawlIfOlderCheck) return 0L;
|
|
if ("year".equals(crawlingIfOlderUnit)) return System.currentTimeMillis() - (long) recrawlIfOlderNumber * 1000L * 60L * 60L * 24L * 365L;
|
|
if ("month".equals(crawlingIfOlderUnit)) return System.currentTimeMillis() - (long) recrawlIfOlderNumber * 1000L * 60L * 60L * 24L * 30L;
|
|
if ("day".equals(crawlingIfOlderUnit)) return System.currentTimeMillis() - (long) recrawlIfOlderNumber * 1000L * 60L * 60L * 24L;
|
|
if ("hour".equals(crawlingIfOlderUnit)) return System.currentTimeMillis() - (long) recrawlIfOlderNumber * 1000L * 60L * 60L;
|
|
return System.currentTimeMillis() - (long) recrawlIfOlderNumber;
|
|
}
|
|
|
|
private static void setPerformance(final Switchboard sb, final serverObjects post) {
|
|
final String crawlingPerformance = post.get("crawlingPerformance", "custom");
|
|
final long LCbusySleep = sb.getConfigLong(SwitchboardConstants.CRAWLJOB_LOCAL_CRAWL_BUSYSLEEP, 1000L);
|
|
int wantedPPM = (LCbusySleep == 0) ? 30000 : (int) (60000L / LCbusySleep);
|
|
try {
|
|
wantedPPM = post.getInt("customPPM", wantedPPM);
|
|
} catch (final NumberFormatException e) {}
|
|
if ("minimum".equals(crawlingPerformance.toLowerCase())) wantedPPM = 10;
|
|
if ("maximum".equals(crawlingPerformance.toLowerCase())) wantedPPM = 30000;
|
|
sb.setPerformance(wantedPPM);
|
|
}
|
|
|
|
private static String siteFilter(final Set<MultiProtocolURI> uris) {
|
|
final StringBuilder filter = new StringBuilder();
|
|
final Set<String> filterSet = new HashSet<String>();
|
|
for (final MultiProtocolURI uri: uris) {
|
|
filterSet.add(new StringBuilder().append(uri.getProtocol()).append("://").append(uri.getHost()).append(".*").toString());
|
|
if (!uri.getHost().startsWith("www.")) {
|
|
filterSet.add(new StringBuilder().append(uri.getProtocol()).append("://www.").append(uri.getHost()).append(".*").toString());
|
|
}
|
|
}
|
|
for (final String element : filterSet) {
|
|
filter.append('|').append(element);
|
|
}
|
|
return filter.length() > 0 ? filter.substring(1) : "";
|
|
}
|
|
}
|