yacy_search_server/htroot/IndexCreate_p.java
orbiter 37f88b4017 code cleanup
git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@1176 6c8d7289-2bf4-0310-a012-ef5d649a1542
2005-12-06 23:51:29 +00:00

467 lines
26 KiB
Java

// IndexCreate_p.java
// -----------------------
// part of the AnomicHTTPD caching proxy
// (C) by Michael Peter Christen; mc@anomic.de
// first published on http://www.anomic.de
// Frankfurt, Germany, 2004
// last major change: 02.12.2004
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Using this software in any meaning (reading, learning, copying, compiling,
// running) means that you agree that the Author(s) is (are) not responsible
// for cost, loss of data or any harm that may be caused directly or indirectly
// by usage of this softare or this documentation. The usage of this software
// is on your own risk. The installation and usage (starting/running) of this
// software may allow other people or application to access your computer and
// any attached devices and is highly dependent on the configuration of the
// software which must be done by the user of the software; the author(s) is
// (are) also not responsible for proper configuration and usage of the
// software, even if provoked by documentation provided together with
// the software.
//
// Any changes to this file according to the GPL as documented in the file
// gpl.txt aside this file in the shipment you received can be done to the
// lines that follows this copyright notice here, but changes must not be
// done inside the copyright notive above. A re-distribution must contain
// the intact and unchanged copyright notice.
// Contributions and changes to the program code must be marked as such.
// You must compile this file with
// javac -classpath .:../classes IndexCreate_p.java
// if the shell's current path is HTROOT
import java.io.File;
import java.io.OutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Date;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import de.anomic.data.wikiCode;
import de.anomic.htmlFilter.htmlFilterContentScraper;
import de.anomic.htmlFilter.htmlFilterOutputStream;
import de.anomic.http.httpHeader;
import de.anomic.plasma.plasmaCrawlProfile;
import de.anomic.plasma.plasmaSwitchboard;
import de.anomic.plasma.plasmaURL;
import de.anomic.server.serverFileUtils;
import de.anomic.server.serverObjects;
import de.anomic.server.serverSwitch;
import de.anomic.server.serverThread;
import de.anomic.tools.bitfield;
import de.anomic.yacy.yacyCore;
import de.anomic.yacy.yacySeed;
import de.anomic.yacy.yacyNewsRecord;
import de.anomic.yacy.yacyNewsPool;
public class IndexCreate_p {
public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) {
// return variable that accumulates replacements
plasmaSwitchboard switchboard = (plasmaSwitchboard) env;
serverObjects prop = new serverObjects();
prop.put("error", 0);
prop.put("info", 0);
prop.put("refreshbutton", 0);
switchboard.cleanProfiles();
if (post != null) {
if (post.containsKey("crawlingstart")) {
// init crawl
if (yacyCore.seedDB == null) {
prop.put("error", 3);
} else {
// set new properties
String newcrawlingfilter = post.get("crawlingFilter", ".*");
env.setConfig("crawlingFilter", newcrawlingfilter);
int newcrawlingdepth = Integer.parseInt(post.get("crawlingDepth", "0"));
env.setConfig("crawlingDepth", Integer.toString(newcrawlingdepth));
boolean crawlingQ = post.get("crawlingQ", "").equals("on");
env.setConfig("crawlingQ", (crawlingQ) ? "true" : "false");
boolean storeHTCache = post.get("storeHTCache", "").equals("on");
env.setConfig("storeHTCache", (storeHTCache) ? "true" : "false");
boolean localIndexing = post.get("localIndexing", "").equals("on");
env.setConfig("localIndexing", (localIndexing) ? "true" : "false");
boolean crawlOrder = post.get("crawlOrder", "").equals("on");
env.setConfig("crawlOrder", (crawlOrder) ? "true" : "false");
boolean xsstopw = post.get("xsstopw", "").equals("on");
env.setConfig("xsstopw", (xsstopw) ? "true" : "false");
boolean xdstopw = post.get("xdstopw", "").equals("on");
env.setConfig("xdstopw", (xdstopw) ? "true" : "false");
boolean xpstopw = post.get("xpstopw", "").equals("on");
env.setConfig("xpstopw", (xpstopw) ? "true" : "false");
String crawlingMode = post.get("crawlingMode","url");
if (crawlingMode.equals("url")) {
// getting the crawljob start url
String crawlingStart = post.get("crawlingURL","");
crawlingStart = crawlingStart.trim();
// adding the prefix http:// if necessary
if (!(crawlingStart.startsWith("http"))) crawlingStart = "http://" + crawlingStart;
// normalizing URL
crawlingStart = htmlFilterContentScraper.urlNormalform(null, crawlingStart);
// check if url is proper
URL crawlingStartURL = null;
try {
crawlingStartURL = new URL(crawlingStart);
} catch (MalformedURLException e) {
crawlingStartURL = null;
}
// check if pattern matches
if ((crawlingStartURL == null) /* || (!(crawlingStart.matches(newcrawlingfilter))) */) {
// print error message
prop.put("error", 4); //crawlfilter does not match url
prop.put("error_newcrawlingfilter", newcrawlingfilter);
prop.put("error_crawlingStart", crawlingStart);
} else try {
// stack request
// first delete old entry, if exists
String urlhash = plasmaURL.urlHash(crawlingStart);
switchboard.urlPool.loadedURL.remove(urlhash);
switchboard.urlPool.noticeURL.remove(urlhash);
switchboard.urlPool.errorURL.remove(urlhash);
// stack url
plasmaCrawlProfile.entry pe = switchboard.profiles.newEntry(crawlingStartURL.getHost(), crawlingStart, newcrawlingfilter, newcrawlingfilter, newcrawlingdepth, newcrawlingdepth, crawlingQ, storeHTCache, true, localIndexing, crawlOrder, xsstopw, xdstopw, xpstopw);
String reasonString = switchboard.sbStackCrawlThread.stackCrawl(crawlingStart, null, yacyCore.seedDB.mySeed.hash, "CRAWLING-ROOT", new Date(), 0, pe);
if (reasonString == null) {
// liftoff!
prop.put("info", 2);//start msg
prop.put("info_crawlingURL", ((String) post.get("crawlingURL")));
// generate a YaCyNews if the global flag was set
if (crawlOrder) {
Map m = new HashMap(pe.map()); // must be cloned
m.remove("specificDepth");
m.remove("localIndexing");
m.remove("remoteIndexing");
m.remove("xsstopw");
m.remove("xpstopw");
m.remove("xdstopw");
m.remove("storeTXCache");
m.remove("storeHTCache");
m.remove("generalFilter");
m.remove("specificFilter");
m.put("intention", post.get("intention", "").replace(',', '/'));
yacyCore.newsPool.publishMyNews(new yacyNewsRecord("crwlstrt", m));
}
} else {
prop.put("error", 5); //Crawling failed
prop.put("error_crawlingURL", wikiCode.replaceHTML(((String) post.get("crawlingURL"))));
prop.put("error_reasonString", reasonString);
switchboard.urlPool.errorURL.newEntry(crawlingStartURL, null, yacyCore.seedDB.mySeed.hash, yacyCore.seedDB.mySeed.hash,
crawlingStartURL.getHost(), reasonString, new bitfield(plasmaURL.urlFlagLength), false);
}
} catch (Exception e) {
// mist
prop.put("error", 6);//Error with url
prop.put("error_crawlingStart", crawlingStart);
prop.put("error_error", e.getMessage());
e.printStackTrace();
}
} else if (crawlingMode.equals("file")) {
if (post.containsKey("crawlingFile")) {
// getting the name of the uploaded file
String fileName = (String) post.get("crawlingFile");
try {
File file = new File(fileName);
// getting the content of the bookmark file
byte[] fileContent = (byte[]) post.get("crawlingFile$file");
// parsing the bookmark file and fetching the headline and contained links
htmlFilterContentScraper scraper = new htmlFilterContentScraper(file.toURL());
OutputStream os = new htmlFilterOutputStream(null, scraper, null, false);
serverFileUtils.write(fileContent,os);
os.close();
//String headline = scraper.getHeadline();
HashMap hyperlinks = (HashMap) scraper.getAnchors();
// creating a crawler profile
plasmaCrawlProfile.entry profile = switchboard.profiles.newEntry(fileName, file.toURL().toString(), newcrawlingfilter, newcrawlingfilter, newcrawlingdepth, newcrawlingdepth, crawlingQ, storeHTCache, true, localIndexing, crawlOrder, xsstopw, xdstopw, xpstopw);
// loop through the contained links
Iterator interator = hyperlinks.entrySet().iterator();
int c = 0;
while (interator.hasNext()) {
Map.Entry e = (Map.Entry) interator.next();
String nexturlstring = (String) e.getKey();
if (nexturlstring == null) continue;
nexturlstring = nexturlstring.trim();
// normalizing URL
nexturlstring = htmlFilterContentScraper.urlNormalform(null, nexturlstring);
// generating an url object
URL nexturlURL = null;
try {
nexturlURL = new URL(nexturlstring);
} catch (MalformedURLException ex) {
nexturlURL = null;
c++;
continue;
}
// enqueuing the url for crawling
String rejectReason = switchboard.sbStackCrawlThread.stackCrawl(nexturlstring, null, yacyCore.seedDB.mySeed.hash, (String)e.getValue(), new Date(), 1, profile);
// if something failed add the url into the errorURL list
if (rejectReason == null) {
c++;
} else {
switchboard.urlPool.errorURL.newEntry(nexturlURL, null, yacyCore.seedDB.mySeed.hash, yacyCore.seedDB.mySeed.hash,
(String) e.getValue(), rejectReason, new bitfield(plasmaURL.urlFlagLength), false);
}
}
} catch (Exception e) {
// mist
prop.put("error", 7);//Error with file
prop.put("error_crawlingStart", fileName);
prop.put("error_error", e.getMessage());
e.printStackTrace();
}
}
}
}
}
if (post.containsKey("distributedcrawling")) {
long newBusySleep = Integer.parseInt(env.getConfig("62_remotetriggeredcrawl_busysleep", "100"));
if (post.get("dcr", "").equals("acceptCrawlMax")) {
env.setConfig("crawlResponse", "true");
newBusySleep = 100;
} else if (post.get("dcr", "").equals("acceptCrawlLimited")) {
env.setConfig("crawlResponse", "true");
int newppm = Integer.parseInt(post.get("acceptCrawlLimit", "1"));
if (newppm < 1) newppm = 1;
newBusySleep = 60000 / newppm;
if (newBusySleep < 100) newBusySleep = 100;
} else if (post.get("dcr", "").equals("acceptCrawlDenied")) {
env.setConfig("crawlResponse", "false");
}
serverThread rct = switchboard.getThread("62_remotetriggeredcrawl");
rct.setBusySleep(newBusySleep);
env.setConfig("62_remotetriggeredcrawl_busysleep", Long.toString(newBusySleep));
//boolean crawlResponse = ((String) post.get("acceptCrawlMax", "")).equals("on");
//env.setConfig("crawlResponse", (crawlResponse) ? "true" : "false");
}
if (post.containsKey("pausecrawlqueue")) {
switchboard.pauseCrawling();
prop.put("info", 4);//crawling paused
}
if (post.containsKey("continuecrawlqueue")) {
switchboard.continueCrawling();
prop.put("info", 5);//crawling continued
}
}
// define visible variables
prop.put("proxyPrefetchDepth", env.getConfig("proxyPrefetchDepth", "0"));
prop.put("crawlingDepth", env.getConfig("crawlingDepth", "0"));
prop.put("crawlingFilter", env.getConfig("crawlingFilter", "0"));
prop.put("crawlingQChecked", env.getConfig("crawlingQ", "").equals("true") ? 1 : 0);
prop.put("storeHTCacheChecked", env.getConfig("storeHTCache", "").equals("true") ? 1 : 0);
prop.put("localIndexingChecked", env.getConfig("localIndexing", "").equals("true") ? 1 : 0);
prop.put("crawlOrderChecked", env.getConfig("crawlOrder", "").equals("true") ? 1 : 0);
long busySleep = Integer.parseInt(env.getConfig("62_remotetriggeredcrawl_busysleep", "100"));
if (busySleep < 100) {
busySleep = 100;
env.setConfig("62_remotetriggeredcrawl_busysleep", Long.toString(busySleep));
}
if (env.getConfig("crawlResponse", "").equals("true")) {
if (busySleep <= 100) {
prop.put("acceptCrawlMaxChecked", 1);
prop.put("acceptCrawlLimitedChecked", 0);
prop.put("acceptCrawlDeniedChecked", 0);
} else {
prop.put("acceptCrawlMaxChecked", 0);
prop.put("acceptCrawlLimitedChecked", 1);
prop.put("acceptCrawlDeniedChecked", 0);
}
} else {
prop.put("acceptCrawlMaxChecked", 0);
prop.put("acceptCrawlLimitedChecked", 0);
prop.put("acceptCrawlDeniedChecked", 1);
}
int ppm = (int) (60000L / busySleep);
if (ppm > 60) ppm = 60;
prop.put("PPM", ppm);
prop.put("xsstopwChecked", env.getConfig("xsstopw", "").equals("true") ? 1 : 0);
prop.put("xdstopwChecked", env.getConfig("xdstopw", "").equals("true") ? 1 : 0);
prop.put("xpstopwChecked", env.getConfig("xpstopw", "").equals("true") ? 1 : 0);
int queueStackSize = switchboard.sbQueue.size();
int loaderThreadsSize = switchboard.cacheLoader.size();
int crawlerListSize = switchboard.urlPool.noticeURL.stackSize();
int completequeue = queueStackSize + loaderThreadsSize + crawlerListSize;
if ((completequeue > 0) || ((post != null) && (post.containsKey("refreshpage")))) {
prop.put("refreshbutton", 1);
}
// create prefetch table
boolean dark;
// sed crawl profiles
int count = 0;
//try{
Iterator it = switchboard.profiles.profiles(true);
plasmaCrawlProfile.entry profile;
dark = true;
while (it.hasNext()) {
profile = (plasmaCrawlProfile.entry) it.next();
//table += profile.map().toString() + "<br>";
prop.put("crawlProfiles_"+count+"_dark", ((dark) ? 1 : 0));
prop.put("crawlProfiles_"+count+"_name", wikiCode.replaceHTML(profile.name()));
prop.put("crawlProfiles_"+count+"_startURL", wikiCode.replaceHTML(profile.startURL()));
prop.put("crawlProfiles_"+count+"_handle", wikiCode.replaceHTML(profile.handle()));
prop.put("crawlProfiles_"+count+"_depth", profile.generalDepth());
prop.put("crawlProfiles_"+count+"_filter", profile.generalFilter());
prop.put("crawlProfiles_"+count+"_withQuery", ((profile.crawlingQ()) ? 1 : 0));
prop.put("crawlProfiles_"+count+"_storeCache", ((profile.storeHTCache()) ? 1 : 0));
prop.put("crawlProfiles_"+count+"_localIndexing", ((profile.localIndexing()) ? 1 : 0));
prop.put("crawlProfiles_"+count+"_remoteIndexing", ((profile.remoteIndexing()) ? 1 : 0));
dark = !dark;
count++;
}
//}catch(IOException e){};
prop.put("crawlProfiles", count);
// create other peer crawl table using YaCyNews
int availableNews = yacyCore.newsPool.size(yacyNewsPool.INCOMING_DB);
int showedCrawl = 0;
yacyNewsRecord record;
yacySeed peer;
String peername;
try {
for (int c = 0; c < availableNews; c++) {
record = yacyCore.newsPool.get(yacyNewsPool.INCOMING_DB, c);
if (record == null) continue;
if (record.category().equals("crwlstrt")) {
peer = yacyCore.seedDB.get(record.originator());
if (peer == null) peername = record.originator(); else peername = peer.getName();
prop.put("otherCrawlStartInProgress_" + showedCrawl + "_dark", ((dark) ? 1 : 0));
prop.put("otherCrawlStartInProgress_" + showedCrawl + "_cre", record.created());
prop.put("otherCrawlStartInProgress_" + showedCrawl + "_peername", wikiCode.replaceHTML(peername));
prop.put("otherCrawlStartInProgress_" + showedCrawl + "_startURL", wikiCode.replaceHTML(record.attributes().get("startURL").toString()));
prop.put("otherCrawlStartInProgress_" + showedCrawl + "_intention", wikiCode.replaceHTML(record.attributes().get("intention").toString()));
prop.put("otherCrawlStartInProgress_" + showedCrawl + "_generalDepth", record.attributes().get("generalDepth"));
prop.put("otherCrawlStartInProgress_" + showedCrawl + "_crawlingQ", (record.attributes().get("crawlingQ").equals("true")) ? 1 : 0);
showedCrawl++;
if (showedCrawl > 20) break;
}
}
} catch (IOException e) {}
prop.put("otherCrawlStartInProgress", showedCrawl);
// finished remote crawls
availableNews = yacyCore.newsPool.size(yacyNewsPool.PROCESSED_DB);
showedCrawl = 0;
try {
for (int c = 0; c < availableNews; c++) {
record = yacyCore.newsPool.get(yacyNewsPool.PROCESSED_DB, c);
if (record == null) continue;
if (record.category().equals("crwlstrt")) {
peer = yacyCore.seedDB.get(record.originator());
if (peer == null) peername = record.originator(); else peername = peer.getName();
prop.put("otherCrawlStartFinished_" + showedCrawl + "_dark", ((dark) ? 1 : 0));
prop.put("otherCrawlStartFinished_" + showedCrawl + "_cre", record.created());
prop.put("otherCrawlStartFinished_" + showedCrawl + "_peername", wikiCode.replaceHTML(peername));
prop.put("otherCrawlStartFinished_" + showedCrawl + "_startURL", wikiCode.replaceHTML(record.attributes().get("startURL").toString()));
prop.put("otherCrawlStartFinished_" + showedCrawl + "_intention", wikiCode.replaceHTML(record.attributes().get("intention").toString()));
prop.put("otherCrawlStartFinished_" + showedCrawl + "_generalDepth", record.attributes().get("generalDepth"));
prop.put("otherCrawlStartFinished_" + showedCrawl + "_crawlingQ", (record.attributes().get("crawlingQ").equals("true")) ? 1 : 0);
showedCrawl++;
if (showedCrawl > 20) break;
}
}
} catch (IOException e) {}
prop.put("otherCrawlStartFinished", showedCrawl);
// remote crawl peers
if (yacyCore.seedDB == null) {
//table += "Sorry, cannot show any crawl output now because the system is not completely initialised. Please re-try.";
prop.put("error", 3);
} else {
Enumeration crawlavail = yacyCore.dhtAgent.getAcceptRemoteCrawlSeeds(plasmaURL.dummyHash, true);
Enumeration crawlpendi = yacyCore.dhtAgent.getAcceptRemoteCrawlSeeds(plasmaURL.dummyHash, false);
if ((!(crawlavail.hasMoreElements())) && (!(crawlpendi.hasMoreElements()))) {
prop.put("remoteCrawlPeers", 0); //no peers availible
} else {
prop.put("remoteCrawlPeers", 1);
int maxcount = 100;
int availcount = 0;
yacySeed seed;
while ((availcount < maxcount) && (crawlavail.hasMoreElements())) {
seed = (yacySeed) crawlavail.nextElement();
prop.put("remoteCrawlPeers_available_" + availcount + "_name", seed.getName());
prop.put("remoteCrawlPeers_available_" + availcount + "_due", (yacyCore.yacyTime() - seed.available));
availcount++;
}
prop.put("remoteCrawlPeers_available", availcount);
int pendicount = 0;
while ((pendicount < maxcount) && (crawlpendi.hasMoreElements())) {
seed = (yacySeed) crawlpendi.nextElement();
prop.put("remoteCrawlPeers_busy_" + pendicount + "_name", seed.getName());
prop.put("remoteCrawlPeers_busy_" + pendicount + "_due", (yacyCore.yacyTime() - seed.available));
pendicount++;
}
prop.put("remoteCrawlPeers_busy", pendicount);
prop.put("remoteCrawlPeers_num", (availcount + pendicount));
}
}
prop.put("crawler-paused",(switchboard.crawlingIsPaused())?0:1);
// return rewrite properties
return prop;
}
}