// IndexCreateWWWCrawlQueue_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, 2005 // last major change: 04.07.2005 // // 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.text.SimpleDateFormat; import java.util.Date; import java.util.Iterator; import java.util.Locale; import java.util.regex.Matcher; import java.util.regex.Pattern; import java.util.regex.PatternSyntaxException; import de.anomic.data.htmlTools; import de.anomic.http.httpHeader; import de.anomic.plasma.plasmaCrawlEntry; import de.anomic.plasma.plasmaCrawlNURL; import de.anomic.plasma.plasmaCrawlProfile; import de.anomic.plasma.plasmaSwitchboard; import de.anomic.server.serverObjects; import de.anomic.server.serverSwitch; import de.anomic.yacy.yacyCore; import de.anomic.yacy.yacySeed; public class IndexCreateWWWLocalQueue_p { private static SimpleDateFormat dayFormatter = new SimpleDateFormat("yyyy/MM/dd", Locale.US); private static String daydate(Date date) { if (date == null) return ""; return dayFormatter.format(date); } private static final int INVALID = 0; private static final int URL = 1; private static final int ANCHOR = 2; private static final int PROFILE = 3; private static final int DEPTH = 4; private static final int INITIATOR = 5; private static final int MODIFIED = 6; public static serverObjects respond(httpHeader header, serverObjects post, serverSwitch env) { // return variable that accumulates replacements plasmaSwitchboard switchboard = (plasmaSwitchboard) env; serverObjects prop = new serverObjects(); int showLimit = 100; if (post != null) { if (post.containsKey("limit")) { try { showLimit = Integer.valueOf((String)post.get("limit")).intValue(); } catch (NumberFormatException e) {} } if (post.containsKey("deleteEntries")) { int c = 0; String pattern = post.get("pattern", ".*").trim(); final int option = post.getInt("option", INVALID); if (pattern.equals(".*")) { c = switchboard.noticeURL.stackSize(plasmaCrawlNURL.STACK_TYPE_CORE); switchboard.noticeURL.clear(plasmaCrawlNURL.STACK_TYPE_CORE); try { switchboard.cleanProfiles(); } catch (InterruptedException e) {/* ignore this */} } else if (option > INVALID) { Pattern compiledPattern = null; try { // compiling the regular expression compiledPattern = Pattern.compile(pattern); if (option == PROFILE) { // search and delete the crawl profile (_much_ faster, independant of queue size) // XXX: what to do about the annoying LOST PROFILE messages in the log? Iterator it = switchboard.profiles.profiles(true); plasmaCrawlProfile.entry entry; while (it.hasNext()) { entry = (plasmaCrawlProfile.entry)it.next(); final String name = entry.name(); if (name.equals(plasmaSwitchboard.CRAWL_PROFILE_PROXY) || name.equals(plasmaSwitchboard.CRAWL_PROFILE_REMOTE) || name.equals(plasmaSwitchboard.CRAWL_PROFILE_SNIPPET_TEXT) || name.equals(plasmaSwitchboard.CRAWL_PROFILE_SNIPPET_MEDIA)) continue; if (compiledPattern.matcher(name).find()) switchboard.profiles.removeEntry(entry.handle()); } } else { // iterating through the list of URLs Iterator iter = switchboard.noticeURL.iterator(plasmaCrawlNURL.STACK_TYPE_CORE); plasmaCrawlEntry entry; while (iter.hasNext()) { if ((entry = (plasmaCrawlEntry) iter.next()) == null) continue; String value = null; switch (option) { case URL: value = (entry.url() == null) ? null : entry.url().toString(); break; case ANCHOR: value = entry.name(); break; case DEPTH: value = Integer.toString(entry.depth()); break; case INITIATOR: value = (entry.initiator() == null) ? "proxy" : htmlTools.encodeUnicode2html(entry.initiator(), true); break; case MODIFIED: value = daydate(entry.loaddate()); break; default: value = null; } if (value != null) { Matcher matcher = compiledPattern.matcher(value); if (matcher.find()) { switchboard.noticeURL.remove(entry.urlhash()); } } } } } catch (PatternSyntaxException e) { e.printStackTrace(); } } prop.put("info", 3);//crawling queue cleared prop.put("info_numEntries", c); } else if (post.containsKey("deleteEntry")) { String urlHash = (String) post.get("deleteEntry"); switchboard.noticeURL.remove(urlHash); prop.put("LOCATION",""); return prop; } } int showNum = 0, stackSize = switchboard.noticeURL.stackSize(plasmaCrawlNURL.STACK_TYPE_CORE); if (stackSize == 0) { prop.put("crawler-queue", 0); } else { prop.put("crawler-queue", 1); plasmaCrawlEntry[] crawlerList = switchboard.noticeURL.top(plasmaCrawlNURL.STACK_TYPE_CORE, (int) (showLimit * 1.20)); plasmaCrawlEntry urle; boolean dark = true; yacySeed initiator; String profileHandle; plasmaCrawlProfile.entry profileEntry; int i; for (i = 0; (i < crawlerList.length) && (showNum < showLimit); i++) { urle = crawlerList[i]; if ((urle != null)&&(urle.url()!=null)) { initiator = yacyCore.seedDB.getConnected(urle.initiator()); profileHandle = urle.profileHandle(); profileEntry = (profileHandle == null) ? null : switchboard.profiles.getEntry(profileHandle); prop.put("crawler-queue_list_"+showNum+"_dark", ((dark) ? 1 : 0) ); prop.put("crawler-queue_list_"+showNum+"_initiator", ((initiator == null) ? "proxy" : htmlTools.encodeUnicode2html(initiator.getName(), true)) ); prop.put("crawler-queue_list_"+showNum+"_profile", ((profileEntry == null) ? "unknown" : profileEntry.name())); prop.put("crawler-queue_list_"+showNum+"_depth", urle.depth()); prop.put("crawler-queue_list_"+showNum+"_modified", daydate(urle.loaddate()) ); prop.put("crawler-queue_list_"+showNum+"_anchor", htmlTools.encodeUnicode2html(urle.name(), true)); prop.put("crawler-queue_list_"+showNum+"_url", htmlTools.encodeUnicode2html(urle.url().toNormalform(false, true), false)); prop.put("crawler-queue_list_"+showNum+"_hash", urle.urlhash()); dark = !dark; showNum++; } else { stackSize--; } } prop.put("crawler-queue_list", showNum); prop.put("crawler-queue_num", stackSize);//num Entries prop.put("crawler-queue_show-num", showNum); //showin sjow-num most recent } // return rewrite properties return prop; } }