<?php
/**
* @brief Support Images in sitemaps
* @author <a href='https://www.invisioncommunity.com'>Invision Power Services, Inc.</a>
* @copyright (c) Invision Power Services, Inc.
* @license https://www.invisioncommunity.com/legal/standards/
* @package Invision Community
* @subpackage Gallery
* @since 09 Feb 2018
*/
namespace IPS\gallery\extensions\core\Sitemap;
/* To prevent PHP errors (extending class does not exist) revealing path */
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
exit;
}
/**
* Support Images in sitemaps
*/
class _Images
{
/**
* @brief Recommended Settings
*/
public $recommendedSettings = array();
/**
* Add settings for ACP configuration to the form
*
* @return array
*/
public function settings()
{
return array();
}
/**
* Get the sitemap filename(s)
*
* @return array
*/
public function getFilenames()
{
$count = \IPS\gallery\Image::getItemsWithPermission( array( 'image_media=?', 0 ), NULL, 10, 'read', \IPS\Content\Hideable::FILTER_AUTOMATIC, 0, new \IPS\Member, FALSE, FALSE, FALSE, TRUE );
$files = array();
$count = ceil( $count / \IPS\Sitemap::MAX_PER_FILE );
for( $i=1; $i <= $count; $i++ )
{
$files[] = 'sitemap_imagesitemap_' . $i;
}
return $files;
}
/**
* Generate the sitemap
*
* @param string $filename The sitemap file to build (should be one returned from getFilenames())
* @param \IPS\Sitemap $sitemap Sitemap object reference
* @return void
*/
public function generateSitemap( $filename, $sitemap )
{
$entries = array();
$lastId = 0;
$settings = \IPS\Settings::i()->sitemap_content_settings ? json_decode( \IPS\Settings::i()->sitemap_content_settings, TRUE ) : array();
$class = 'IPS\\gallery\\Image';
$exploded = explode( '_', $filename );
$block = (int) array_pop( $exploded );
$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;
$offset = ( $block - 1 ) * \IPS\Sitemap::MAX_PER_FILE;
$limit = \IPS\Sitemap::MAX_PER_FILE;
if ( $totalLimit > -1 and ( $offset + $limit ) > $totalLimit )
{
$limit = $totalLimit - $offset;
}
/* Create limit clause */
$limitClause = array( $offset, $limit );
$where = $class::sitemapWhere();
$where[] = array( 'image_media=?', 0 );
/* Try to fetch the highest ID built in the last sitemap, if it exists */
try
{
$lastId = \IPS\Db::i()->select( 'last_id', 'core_sitemap', array( array( 'sitemap=?', implode( '_', $exploded ) . '_' . ( $block - 1 ) ) ) )->first();
if( $lastId > 0 )
{
$where[] = array( $class::$databaseTable . '.' . $class::$databasePrefix . $class::$databaseColumnId . ' > ?', $lastId );
$limitClause = $limit;
}
}
catch( \UnderflowException $e ){}
$idColumn = $class::$databaseColumnId;
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 $item )
{
if( !$item->canView( new \IPS\Member ) )
{
continue;
}
$data = array( 'url' => $item->url() );
$lastMod = NULL;
if ( isset( $item::$databaseColumnMap['last_comment'] ) )
{
$lastCommentField = $item::$databaseColumnMap['last_comment'];
if ( is_array( $lastCommentField ) )
{
foreach ( $lastCommentField as $column )
{
$lastMod = \IPS\DateTime::ts( $item->$column );
}
}
else
{
$lastMod = \IPS\DateTime::ts( $item->$lastCommentField );
}
}
if ( $lastMod )
{
$data['lastmod'] = $lastMod;
}
/* Image sitemap data */
$data['image:image'] = array(
'image:loc' => (string) \IPS\File::get( 'gallery_Images', $item->masked_file_name )->url->setScheme( ( mb_substr( \IPS\Settings::i()->base_url, 0, 5 ) === 'https' ) ? 'https' : 'http' ),
'image:caption' => $item->mapped('title'),
'image:title' => $item->mapped('title')
);
if( \IPS\GeoLocation::enabled() AND $item->gps_show )
{
$data['image:image']['image:geo_location'] = $item->loc_short;
}
$priority = ( $item->sitemapPriority() ?: ( intval( isset( $settings["sitemap_{$class::$title}_priority"] ) ? $settings["sitemap_{$class::$title}_priority"] : \IPS\core\extensions\core\Sitemap\Content::RECOMMENDED_ITEM_PRIORITY ) ) );
if ( $priority !== -1 )
{
$data['priority'] = $priority;
$entries[] = $data;
}
$lastId = $item->$idColumn;
}
$sitemap->buildSitemapFile( $filename, $entries, $lastId, array( 'image' => 'http://www.google.com/schemas/sitemap-image/1.1' ) );
return $lastId;
}
}