GenerateSitemaps.java from DSpace at Krugle
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/*
* GenerateSitemaps.java
*
* Version: $Revision: 1.1 $
*
* Date: $Date: 2006/03/17 00:04:38 $
*
* Copyright (c) 2002-2006, Hewlett-Packard Company and Massachusetts
* Institute of Technology. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of the Hewlett-Packard Company nor the name of the
* Massachusetts Institute of Technology nor the names of their
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package org.dspace.app.sitemap;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
import java.sql.SQLException;
import java.util.Date;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.apache.commons.cli.PosixParser;
import org.apache.log4j.Logger;
import org.dspace.content.Collection;
import org.dspace.content.Community;
import org.dspace.content.Item;
import org.dspace.content.ItemIterator;
import org.dspace.core.ConfigurationManager;
import org.dspace.core.Context;
import org.dspace.core.LogManager;
/**
* Command-line utility for generating HTML and Sitemaps.org protocol Sitemaps.
*
* @author Robert Tansley
* @author Stuart Lewis
*/
public class GenerateSitemaps
{
/** Logger */
private static Logger log = Logger.getLogger(GenerateSitemaps.class);
public static void main(String[] args) throws Exception
{
final String usage = GenerateSitemaps.class.getCanonicalName();
CommandLineParser parser = new PosixParser();
HelpFormatter hf = new HelpFormatter();
Options options = new Options();
options.addOption("h", "help", false, "help");
options.addOption("s", "no_sitemaps", false,
"do not generate sitemaps.org protocol sitemap");
options.addOption("b", "no_htmlmap", false,
"do not generate a basic HTML sitemap");
options.addOption("a", "ping_all", false,
"ping configured search engines");
options
.addOption("p", "ping", true,
"ping specified search engine URL");
CommandLine line = null;
try
{
line = parser.parse(options, args);
}
catch (ParseException pe)
{
hf.printHelp(usage, options);
System.exit(1);
}
if (line.hasOption('h'))
{
hf.printHelp(usage, options);
System.exit(0);
}
if (line.getArgs().length != 0)
{
hf.printHelp(usage, options);
System.exit(1);
}
/*
* Sanity check -- if no sitemap generation or pinging to do, print
* usage
*/
if (line.getArgs().length != 0 || line.hasOption('b')
&& line.hasOption('s') && !line.hasOption('g')
&& !line.hasOption('m') && !line.hasOption('y')
&& !line.hasOption('p'))
{
System.err
.println("Nothing to do (no sitemap to generate, no search engines to ping)");
hf.printHelp(usage, options);
System.exit(1);
}
// Note the negation (CLI options indicate NOT to generate a sitemap)
if (!line.hasOption('b') || !line.hasOption('s'))
{
generateSitemaps(!line.hasOption('b'), !line.hasOption('s'));
}
if (line.hasOption('a'))
{
pingConfiguredSearchEngines();
}
if (line.hasOption('p'))
{
try
{
pingSearchEngine(line.getOptionValue('p'));
}
catch (MalformedURLException me)
{
System.err
.println("Bad search engine URL (include all except sitemap URL)");
System.exit(1);
}
}
System.exit(0);
}
/**
* Generate sitemap.org protocol and/or basic HTML sitemaps.
*
* @param makeHTMLMap
* if {@code true}, generate an HTML sitemap.
* @param makeSitemapOrg
* if {@code true}, generate an sitemap.org sitemap.
* @throws SQLException
* if a database error occurs.
* @throws IOException
* if IO error occurs.
*/
public static void generateSitemaps(boolean makeHTMLMap,
boolean makeSitemapOrg) throws SQLException, IOException
{
String sitemapStem = ConfigurationManager.getProperty("dspace.url")
+ "/sitemap";
String htmlMapStem = ConfigurationManager.getProperty("dspace.url")
+ "/htmlmap";
String handleURLStem = ConfigurationManager.getProperty("dspace.url")
+ "/handle/";
File outputDir = new File(ConfigurationManager
.getProperty("dspace.dir"), "sitemaps");
if (!outputDir.exists()) {
outputDir.mkdir();
}
AbstractGenerator html = null;
AbstractGenerator sitemapsOrg = null;
if (makeHTMLMap)
{
html = new HTMLSitemapGenerator(outputDir, htmlMapStem + "?map=",
null);
}
if (makeSitemapOrg)
{
sitemapsOrg = new SitemapsOrgGenerator(outputDir, sitemapStem
+ "?map=", null);
}
Context c = new Context();
Community[] comms = Community.findAll(c);
for (int i = 0; i < comms.length; i++)
{
String url = handleURLStem + comms[i].getHandle();
if (makeHTMLMap)
html.addURL(url, null);
if (makeSitemapOrg)
sitemapsOrg.addURL(url, null);
}
Collection[] colls = Collection.findAll(c);
for (int i = 0; i < colls.length; i++)
{
String url = handleURLStem + colls[i].getHandle();
if (makeHTMLMap)
html.addURL(url, null);
if (makeSitemapOrg)
sitemapsOrg.addURL(url, null);
}
ItemIterator allItems = Item.findAll(c);
int itemCount = 0;
while (allItems.hasNext())
{
Item i = allItems.next();
String url = handleURLStem + i.getHandle();
Date lastMod = i.getLastModified();
if (makeHTMLMap)
html.addURL(url, lastMod);
if (makeSitemapOrg)
sitemapsOrg.addURL(url, lastMod);
i.decache();
itemCount++;
}
if (makeHTMLMap)
{
int files = html.finish();
log.info(LogManager.getHeader(c, "write_sitemap",
"type=html,num_files=" + files + ",communities="
+ comms.length + ",collections=" + colls.length
+ ",items=" + itemCount));
}
if (makeSitemapOrg)
{
int files = sitemapsOrg.finish();
log.info(LogManager.getHeader(c, "write_sitemap",
"type=html,num_files=" + files + ",communities="
+ comms.length + ",collections=" + colls.length
+ ",items=" + itemCount));
}
c.abort();
}
/**
* Ping all search engines configured in {@code dspace.cfg}.
*
* @throws UnsupportedEncodingException
* theoretically should never happen
*/
public static void pingConfiguredSearchEngines()
throws UnsupportedEncodingException
{
String engineURLProp = ConfigurationManager
.getProperty("sitemap.engineurls");
String engineURLs[] = null;
if (engineURLProp != null)
{
engineURLs = engineURLProp.trim().split("\\s*,\\s*");
}
if (engineURLProp == null || engineURLs == null
|| engineURLs.length == 0 || engineURLs[0].trim().equals(""))
{
log.warn("No search engine URLs configured to ping");
return;
}
for (int i = 0; i < engineURLs.length; i++)
{
try
{
pingSearchEngine(engineURLs[i]);
}
catch (MalformedURLException me)
{
log.warn("Bad search engine URL in configuration: "
+ engineURLs[i]);
}
}
}
/**
* Ping the given search engine.
*
* @param engineURL
* Search engine URL minus protocol etc, e.g.
* {@code www.google.com}
* @return {@code true} if the operation was successful
* @throws MalformedURLException
* if the passed in URL is malformed
* @throws UnsupportedEncodingException
* theoretically should never happen
*/
public static void pingSearchEngine(String engineURL)
throws MalformedURLException, UnsupportedEncodingException
{
// Set up HTTP proxy
if ((ConfigurationManager.getProperty("http.proxy.host") != null)
&& (ConfigurationManager.getProperty("http.proxy.port") != null))
{
System.setProperty("proxySet", "true");
System.setProperty("proxyHost", ConfigurationManager
.getProperty("http.proxy.host"));
System.getProperty("proxyPort", ConfigurationManager
.getProperty("http.proxy.port"));
}
String sitemapURL = ConfigurationManager.getProperty("dspace.url")
+ "/sitemap";
URL url = new URL(engineURL + URLEncoder.encode(sitemapURL, "UTF-8"));
try
{
HttpURLConnection connection = (HttpURLConnection) url
.openConnection();
BufferedReader in = new BufferedReader(new InputStreamReader(
connection.getInputStream()));
String inputLine;
StringBuffer resp = new StringBuffer();
while ((inputLine = in.readLine()) != null)
{
resp.append(inputLine).append("\n");
}
in.close();
if (connection.getResponseCode() == 200)
{
log.info("Pinged " + url.toString() + " successfully");
}
else
{
log.warn("Error response pinging " + url.toString() + ":\n"
+ resp);
}
}
catch (IOException e)
{
log.warn("Error pinging " + url.toString(), e);
}
}
}
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