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220 lines
9.2 KiB
220 lines
9.2 KiB
//QuickCrawlLink_p.java
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//-----------------------
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//part of the AnomicHTTPD caching proxy
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//(C) by Michael Peter Christen; mc@anomic.de
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//first published on http://www.anomic.de
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//Frankfurt, Germany, 2004
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//
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//This file was contributed by Martin Thelian
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//$LastChangedDate$
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//$LastChangedBy$
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//$LastChangedRevision$
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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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//
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//Using this software in any meaning (reading, learning, copying, compiling,
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//running) means that you agree that the Author(s) is (are) not responsible
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//for cost, loss of data or any harm that may be caused directly or indirectly
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//by usage of this softare or this documentation. The usage of this software
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//is on your own risk. The installation and usage (starting/running) of this
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//software may allow other people or application to access your computer and
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//any attached devices and is highly dependent on the configuration of the
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//software which must be done by the user of the software; the author(s) is
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//(are) also not responsible for proper configuration and usage of the
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//software, even if provoked by documentation provided together with
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//the software.
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//
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//Any changes to this file according to the GPL as documented in the file
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//gpl.txt aside this file in the shipment you received can be done to the
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//lines that follows this copyright notice here, but changes must not be
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//done inside the copyright notive above. A re-distribution must contain
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//the intact and unchanged copyright notice.
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//Contributions and changes to the program code must be marked as such.
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//You must compile this file with
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//javac -classpath .:../classes IndexCreate_p.java
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//if the shell's current path is HTROOT
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import java.io.UnsupportedEncodingException;
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import java.net.MalformedURLException;
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import java.net.URLDecoder;
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import java.util.Date;
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import de.anomic.http.httpHeader;
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import de.anomic.plasma.plasmaURL;
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import de.anomic.net.URL;
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import de.anomic.plasma.plasmaCrawlProfile;
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import de.anomic.plasma.plasmaSwitchboard;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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import de.anomic.yacy.yacyCore;
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public class QuickCrawlLink_p {
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/**
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* Example Javascript to call this servlet:
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* <code>javascript:w = window.open('http://user:pwd@localhost:8080/QuickCrawlLink_p.html?indexText=on&indexMedia=on&crawlingQ=on&xdstopw=on&title=' + escape(document.title) + '&url=' + location.href,'_blank','height=150,width=500,resizable=yes,scrollbar=no,directory=no,menubar=no,location=no'); w.focus();</code>
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* @param header
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* @param post
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* @param env
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* @return
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*/
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public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) {
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serverObjects prop = new serverObjects();
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plasmaSwitchboard switchboard = (plasmaSwitchboard)env;
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if (post == null) {
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// send back usage example
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prop.put("mode",0);
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// getting the http host header
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String hostSocket = (String) header.get(httpHeader.CONNECTION_PROP_HOST);
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//String host = hostSocket;
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int port = 80, pos = hostSocket.indexOf(":");
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if (pos != -1) {
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port = Integer.parseInt(hostSocket.substring(pos + 1));
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//host = hostSocket.substring(0, pos);
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}
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prop.put("mode_host", "localhost");
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prop.put("mode_port", Integer.toString(port));
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return prop;
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}
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prop.put("mode",1);
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// getting the URL
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String crawlingStart = post.get("url",null);
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try {
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crawlingStart = URLDecoder.decode(crawlingStart, "UTF-8");
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} catch (UnsupportedEncodingException e1) {
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// TODO Auto-generated catch block
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e1.printStackTrace();
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}
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// getting the browser title
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String title = post.get("title",null);
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// getting other parameters if set
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String crawlingFilter = post.get("crawlingFilter", ".*");
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int CrawlingDepth = Integer.parseInt(post.get("crawlingDepth", "0"));
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boolean crawlDynamic = post.get("crawlingQ", "").equals("on");
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boolean indexText = post.get("indexText", "on").equals("on");
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boolean indexMedia = post.get("indexMedia", "on").equals("on");
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boolean storeHTCache = post.get("storeHTCache", "").equals("on");
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boolean remoteIndexing = post.get("crawlOrder", "").equals("on");
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boolean xsstopw = post.get("xsstopw", "").equals("on");
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boolean xdstopw = post.get("xdstopw", "").equals("on");
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boolean xpstopw = post.get("xpstopw", "").equals("on");
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String escapedTitle = (title==null)?"unknown":title.replaceAll("&","&")
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.replaceAll("<", "<")
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.replaceAll(">", ">")
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.replaceAll("\"", """);
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String escapedURL = (crawlingStart==null)?"unknown":crawlingStart.replaceAll("&","&")
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.replaceAll("<", "<")
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.replaceAll(">", ">")
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.replaceAll("\"", """);
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prop.put("mode_url",escapedURL);
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prop.put("mode_title",escapedTitle);
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if (crawlingStart != null) {
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crawlingStart = crawlingStart.trim();
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try {crawlingStart = new URL(crawlingStart).toNormalform();} catch (MalformedURLException e1) {}
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// check if url is proper
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URL crawlingStartURL = null;
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try {
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crawlingStartURL = new URL(crawlingStart);
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} catch (MalformedURLException e) {
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prop.put("mode_status", 1);
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prop.put("mode_code", "1");
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return prop;
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}
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String urlhash = plasmaURL.urlHash(crawlingStart);
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switchboard.wordIndex.loadedURL.remove(urlhash);
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switchboard.noticeURL.remove(urlhash);
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switchboard.errorURL.remove(urlhash);
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// create crawling profile
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plasmaCrawlProfile.entry pe = null;
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try {
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pe = switchboard.profiles.newEntry(
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crawlingStartURL.getHost(),
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crawlingStart,
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crawlingFilter,
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crawlingFilter,
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CrawlingDepth,
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CrawlingDepth,
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60 * 24 * 30, // recrawlIfOlder (minutes); here: one month
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-1, // domFilterDepth, if negative: no auto-filter
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-1, // domMaxPages, if negative: no count restriction
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crawlDynamic,
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indexText,
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indexMedia,
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storeHTCache,
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true,
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remoteIndexing,
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xsstopw,
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xdstopw,
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xpstopw
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);
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} catch (Exception e) {
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// mist
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prop.put("mode_status", 2);//Error with url
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prop.put("mode_code","2");
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prop.put("mode_status_error", e.getMessage());
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return prop;
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}
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// stack URL
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String reasonString = null;
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try {
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reasonString = switchboard.sbStackCrawlThread.stackCrawl(
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crawlingStart,
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null,
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yacyCore.seedDB.mySeed.hash,
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(title==null)?"CRAWLING-ROOT":title,
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new Date(),
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0,
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pe
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);
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} catch (InterruptedException e) {
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reasonString = "Server shutdown in progess";
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}
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// validate rejection reason
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if (reasonString == null) {
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prop.put("mode_status", 0);//start msg
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prop.put("mode_code","0");
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} else {
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prop.put("mode_status", 3);//start msg
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prop.put("mode_code","3");
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prop.put("mode_status_error", reasonString);
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}
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}
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return prop;
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}
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}
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