Version 4.0.13.1
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<?php
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/**
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* @brief Sitemap generator Class
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* @author <a href='http://www.invisionpower.com'>Invision Power Services, Inc.</a>
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* @copyright (c) 2001 - SVN_YYYY Invision Power Services, Inc.
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* @license http://www.invisionpower.com/legal/standards/
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* @package IPS Social Suite
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* @since 29 Aug 2013
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* @version SVN_VERSION_NUMBER
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*/
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namespace IPS;
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/* To prevent PHP errors (extending class does not exist) revealing path */
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if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
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{
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header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
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exit;
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}
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/**
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* Sitemap generator class
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*/
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class _Sitemap
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{
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const MAX_PER_FILE = 2500;
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/**
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* @brief Count options
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*/
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public static $counts = array( 0 => 0, 100 => 100, 500 => 500, 1000 => 1000, 5000 => 5000, 10000 => 10000 );
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/**
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* @brief Priority options
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*/
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public static $priorities = array( '1.0' => '1.0', '0.9' => '0.9', '0.8' => '0.8', '0.7' => '0.7', '0.6' => '0.6', '0.5' => '0.5', '0.4' => '0.4', '0.3' => '0.3', '0.2' => '0.2', '0.1' => '0.1' );
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/**
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* @brief "Log" entries for this execution
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*/
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public $log = array();
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/**
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* @brief URL to our sitemap index file
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*/
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public $sitemapUrl = '';
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/**
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* Constructor
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*
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* @return void
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*/
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public function __construct()
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{
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/* Figure out the sitemap URL */
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$this->sitemapUrl = ( \IPS\Settings::i()->sitemap_url ) ? rtrim( \IPS\Settings::i()->sitemap_url, '/' ) : rtrim( \IPS\Settings::i()->base_url, '/' ) . '/sitemap.php';
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}
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/**
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* Build the sitemap index file
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*
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* @return void
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*/
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public function buildNextSitemap()
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{
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/* Figure out supported sitemap files */
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$files = array();
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$extensions = \IPS\Application::allExtensions( 'core', 'Sitemap', new \IPS\Member, 'core' );
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foreach ( $extensions as $extension )
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{
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$files = array_merge( $files, $extension->getFilenames() );
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}
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/* Delete any that aren't supported */
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\IPS\Db::i()->delete( 'core_sitemap', \IPS\Db::i()->in( 'sitemap', $files, TRUE ) );
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/* Now figure out which one hasn't run in the longest period of time. */
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$sitemapsNotBuilt = array_diff( $files, iterator_to_array( \IPS\Db::i()->select( 'sitemap', 'core_sitemap' ) ) );
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if ( count( $sitemapsNotBuilt ) )
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{
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$toBuild = array_pop( $sitemapsNotBuilt );
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}
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else
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{
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try
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{
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$toBuild = \IPS\Db::i()->select( 'sitemap', 'core_sitemap', NULL, 'updated ASC', 1 )->first();
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}
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catch ( \UnderflowException $e ) { }
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}
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/* Do it */
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if( $toBuild )
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{
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/* Call the plugin to generate this sitemap file */
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foreach( $extensions as $extension )
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{
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if( in_array( $toBuild, $extension->getFilenames() ) )
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{
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$extension->generateSitemap( $toBuild, $this );
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}
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}
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/* And ping search engines */
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$this->pingSearchEngines();
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}
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}
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/**
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* Build a sitemap file and store it
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*
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* @param string $filename Filename
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* @param array $entries The entries to add. Each entry should be an array with at least the key 'url'. Optional keys 'lastmod', 'priority' and 'changefreq' are also supported.
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* @return void
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*/
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public function buildSitemapFile( $filename, $entries )
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{
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/* Start XML Document, set encoding, and create the namespaced index element */
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$xmlWriter = new \XMLWriter();
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$xmlWriter->openMemory();
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$xmlWriter->setIndent( TRUE );
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$xmlWriter->startDocument( '1.0', 'UTF-8' );
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$xmlWriter->startElementNS( NULL, 'urlset', "http://www.sitemaps.org/schemas/sitemap/0.9" );
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if( count( $entries ) )
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{
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foreach( $entries as $entry )
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{
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$xmlWriter->startElement( 'url' );
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$xmlWriter->startElement( 'loc' );
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$xmlWriter->text( preg_replace( '/^' . preg_quote( \IPS\Settings::i()->base_url, '/' ) . '/', '{base_url}', $entry['url'] ) );
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$xmlWriter->endElement();
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if( isset( $entry['lastmod'] ) AND $entry['lastmod'] )
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{
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$xmlWriter->startElement( 'lastmod' );
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$xmlWriter->text( \IPS\DateTime::ts( $entry['lastmod'] )->format('c') );
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$xmlWriter->endElement();
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}
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if( isset( $entry['priority'] ) AND $entry['priority'] )
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{
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$xmlWriter->startElement( 'priority' );
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$xmlWriter->text( $entry['priority'] );
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$xmlWriter->endElement();
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}
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if( isset( $entry['changefreq'] ) AND $entry['changefreq'] )
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{
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$xmlWriter->startElement( 'changefreq' );
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$xmlWriter->text( $entry['changefreq'] );
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$xmlWriter->endElement();
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}
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$xmlWriter->endElement();
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}
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}
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/* End the XML document */
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$xmlWriter->endElement();
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$xmlWriter->endDocument();
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/* Store */
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\IPS\Db::i()->replace( 'core_sitemap', array(
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'sitemap' => $filename,
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'data' => $xmlWriter->outputMemory( TRUE ),
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'updated' => time()
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) );
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}
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/**
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* Ping search engines to notify of updates
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*
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* @return void
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* @note Yahoo! search is being replaced by Bing and ask.com/moreover.com no longer accept sitemap submissions
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*/
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public function pingSearchEngines()
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{
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/* Search engines don't want to receive more than one ping in a 24 hour period */
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if( \IPS\Settings::i()->sitemap_last_ping > time() - 86400 )
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{
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$this->log[] = 'sitemap_ping_already24';
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return;
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}
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/* Ping Google */
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$response = \IPS\Http\Url::external( "http://www.google.com/webmasters/tools/ping?sitemap=" . urlencode( $this->sitemapUrl ) )->request()->get();
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if( $response->httpResponseCode != 200 )
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{
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$this->log[] = 'sitemap_ping_google_fail';
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}
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else
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{
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$this->log[] = 'sitemap_ping_google_success';
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}
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/* Ping Bing */
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$response = \IPS\Http\Url::external( "http://www.bing.com/ping?sitemap=" . urlencode( $this->sitemapUrl ) )->request()->get();
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if( $response->httpResponseCode != 200 )
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{
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$this->log[] = 'sitemap_ping_bing_fail';
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}
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else
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{
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$this->log[] = 'sitemap_ping_bing_success';
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}
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/* Update last ping time */
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\IPS\Db::i()->update( 'core_sys_conf_settings', array( 'conf_value' => time() ), array( 'conf_key=?', 'sitemap_last_ping' ) );
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\IPS\Settings::i()->sitemap_last_ping = time();
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unset( \IPS\Data\Store::i()->settings );
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}
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}
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