dfb0b9d1fa
higher privacy level than user privacy level. For an acceptable solution at performance level, I have implemented a cache: for a given user, each album has a representative_picture_id. This cache also avoids to perform numerous "order by rand()" SQL queries which is the case when $conf['allow_random_representative'] = true; git-svn-id: http://piwigo.org/svn/trunk@8802 68402e56-0260-453c-a942-63ccdbb3a9ee
53 lines
No EOL
2.1 KiB
PHP
53 lines
No EOL
2.1 KiB
PHP
<?php
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// +-----------------------------------------------------------------------+
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// | Piwigo - a PHP based photo gallery |
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// +-----------------------------------------------------------------------+
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// | Copyright(C) 2008-2011 Piwigo Team http://piwigo.org |
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// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
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// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
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// +-----------------------------------------------------------------------+
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// | This program is free software; you can redistribute it and/or modify |
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// | it under the terms of the GNU General Public License as published by |
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// | the Free Software Foundation |
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// | |
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// | This program is distributed in the hope that it will be useful, but |
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// | WITHOUT ANY WARRANTY; without even the implied warranty of |
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// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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// | General Public License for more details. |
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// | |
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// | You should have received a copy of the GNU General Public License |
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// | along with this program; if not, write to the Free Software |
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// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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// | USA. |
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// +-----------------------------------------------------------------------+
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if (!defined('PHPWG_ROOT_PATH'))
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{
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die('Hacking attempt!');
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}
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$upgrade_description = 'New colum user_cache_categories.user_representative_picture_id';
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// Add column
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$query = 'ALTER TABLE '.USER_CACHE_CATEGORIES_TABLE.' ADD COLUMN ';
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if ('mysql' == $conf['dblayer'])
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{
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$query.= ' `user_representative_picture_id` mediumint(8) unsigned default NULL';
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}
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if (in_array($conf['dblayer'], array('pgsql', 'sqlite', 'pdo-sqlite')))
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{
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$query.= ' "user_representative_picture_id" INTEGER';
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}
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$query.= ';';
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pwg_query($query);
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echo
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"\n"
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. $upgrade_description
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."\n"
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;
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?>
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