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<?php
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/**
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* @brief Support Images in sitemaps
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* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
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* @copyright (c) Invision Power Services, Inc.
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* @license https://www.invisioncommunity.com/legal/standards/
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* @package Invision Community
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* @subpackage Gallery
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* @since 09 Feb 2018
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*/
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namespace IPS\gallery\extensions\core\Sitemap;
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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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* Support Images in sitemaps
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*/
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class _Images
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{
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/**
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* @brief Recommended Settings
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*/
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public $recommendedSettings = array();
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/**
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* Add settings for ACP configuration to the form
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*
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* @return array
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*/
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public function settings()
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{
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return array();
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}
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/**
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* Get the sitemap filename(s)
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*
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* @return array
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*/
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public function getFilenames()
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{
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$count = \IPS\gallery\Image::getItemsWithPermission( array( 'image_media=?', 0 ), NULL, 10, 'read', \IPS\Content\Hideable::FILTER_AUTOMATIC, 0, NULL, FALSE, FALSE, FALSE, TRUE );
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$files = array();
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$count = ceil( $count / \IPS\Sitemap::MAX_PER_FILE );
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for( $i=1; $i <= $count; $i++ )
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{
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$files[] = 'sitemap_imagesitemap_' . $i;
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}
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return $files;
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}
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/**
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* Generate the sitemap
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*
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* @param string $filename The sitemap file to build (should be one returned from getFilenames())
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* @param \IPS\Sitemap $sitemap Sitemap object reference
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* @return void
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*/
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public function generateSitemap( $filename, $sitemap )
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{
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$entries = array();
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$lastId = 0;
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$settings = \IPS\Settings::i()->sitemap_content_settings ? json_decode( \IPS\Settings::i()->sitemap_content_settings, TRUE ) : array();
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$class = 'IPS\\gallery\\Image';
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$exploded = explode( '_', $filename );
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$block = (int) array_pop( $exploded );
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$totalLimit = isset( $settings["sitemap_{$class::$title}_count"] ) AND $settings["sitemap_{$class::$title}_count"] ? $settings["sitemap_{$class::$title}_count"] : \IPS\core\extensions\core\Sitemap\Content::RECOMMENDED_ITEM_LIMIT;
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$offset = ( $block - 1 ) * \IPS\Sitemap::MAX_PER_FILE;
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$limit = \IPS\Sitemap::MAX_PER_FILE;
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if ( $totalLimit > -1 and ( $offset + $limit ) > $totalLimit )
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{
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$limit = $totalLimit - $offset;
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}
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/* Create limit clause */
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$limitClause = array( $offset, $limit );
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$where = $class::sitemapWhere();
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$where[] = array( 'image_media=?', 0 );
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/* Try to fetch the highest ID built in the last sitemap, if it exists */
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try
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{
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$lastId = \IPS\Db::i()->select( 'last_id', 'core_sitemap', array( array( 'sitemap=?', implode( '_', $exploded ) . '_' . ( $block - 1 ) ) ) )->first();
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if( $lastId > 0 )
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{
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$where[] = array( $class::$databaseTable . '.' . $class::$databasePrefix . $class::$databaseColumnId . ' > ?', $lastId );
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$limitClause = $limit;
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}
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}
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catch( \UnderflowException $e ){}
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$idColumn = $class::$databaseColumnId;
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foreach ( $class::getItemsWithPermission( $where, $class::$databasePrefix . $class::$databaseColumnId .' ASC', $limitClause, 'read', \IPS\Content\Hideable::FILTER_PUBLIC_ONLY, \IPS\Content\Item::SELECT_IDS_FIRST, new \IPS\Member, TRUE ) as $item )
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{
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if( !$item->canView( new \IPS\Member ) )
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{
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continue;
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}
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$data = array( 'url' => $item->url() );
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$lastMod = NULL;
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if ( isset( $item::$databaseColumnMap['last_comment'] ) )
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{
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$lastCommentField = $item::$databaseColumnMap['last_comment'];
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if ( is_array( $lastCommentField ) )
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{
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foreach ( $lastCommentField as $column )
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{
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$lastMod = \IPS\DateTime::ts( $item->$column );
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}
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}
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else
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{
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$lastMod = \IPS\DateTime::ts( $item->$lastCommentField );
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}
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}
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if ( $lastMod )
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{
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$data['lastmod'] = $lastMod;
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}
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/* Image sitemap data */
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$data['image:image'] = array(
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'image:loc' => (string) \IPS\File::get( 'gallery_Images', $item->masked_file_name )->url,
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'image:caption' => $item->mapped('title'),
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'image:title' => $item->mapped('title')
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);
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if( \IPS\GeoLocation::enabled() AND $item->gps_show )
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{
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$data['image:image']['image:geo_location'] = $item->loc_short;
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}
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$priority = ( $item->sitemapPriority() ?: ( intval( isset( $settings["sitemap_{$class::$title}_priority"] ) ? $settings["sitemap_{$class::$title}_priority"] : \IPS\core\extensions\core\Sitemap\Content::RECOMMENDED_ITEM_PRIORITY ) ) );
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if ( $priority !== -1 )
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{
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$data['priority'] = $priority;
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$entries[] = $data;
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}
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$lastId = $item->$idColumn;
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}
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$sitemap->buildSitemapFile( $filename, $entries, $lastId, array( 'image' => 'http://www.google.com/schemas/sitemap-image/1.1' ) );
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return $lastId;
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}
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}
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