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piwigo_ynh/sources/include/category_cats.inc.php
Jimmy Monin 11fd179d6d update to piwigo 2.8.2
2016-09-05 13:40:09 +02:00

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<?php
// +-----------------------------------------------------------------------+
// | Piwigo - a PHP based photo gallery |
// +-----------------------------------------------------------------------+
// | Copyright(C) 2008-2016 Piwigo Team http://piwigo.org |
// | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net |
// | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick |
// +-----------------------------------------------------------------------+
// | This program is free software; you can redistribute it and/or modify |
// | it under the terms of the GNU General Public License as published by |
// | the Free Software Foundation |
// | |
// | This program is distributed in the hope that it will be useful, but |
// | WITHOUT ANY WARRANTY; without even the implied warranty of |
// | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
// | General Public License for more details. |
// | |
// | You should have received a copy of the GNU General Public License |
// | along with this program; if not, write to the Free Software |
// | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
// | USA. |
// +-----------------------------------------------------------------------+
/**
* This file is included by the main page to show subcategories of a category
* or to show recent categories or main page categories list
*
*/
// $user['forbidden_categories'] including with USER_CACHE_CATEGORIES_TABLE
$query = '
SELECT
c.*,
user_representative_picture_id,
nb_images,
date_last,
max_date_last,
count_images,
nb_categories,
count_categories
FROM '.CATEGORIES_TABLE.' c
INNER JOIN '.USER_CACHE_CATEGORIES_TABLE.' ucc
ON id = cat_id
AND user_id = '.$user['id'];
if ('recent_cats' == $page['section'])
{
$query.= '
WHERE '.get_recent_photos_sql('date_last');
}
else
{
$query.= '
WHERE id_uppercat '.(!isset($page['category']) ? 'is NULL' : '= '.$page['category']['id']);
}
$query.= '
'.get_sql_condition_FandF(
array('visible_categories' => 'id'),
'AND'
);
if ('recent_cats' != $page['section'])
{
$query.= '
ORDER BY rank';
}
$result = pwg_query($query);
$categories = array();
$category_ids = array();
$image_ids = array();
$user_representative_updates_for = array();
while ($row = pwg_db_fetch_assoc($result))
{
$row['is_child_date_last'] = @$row['max_date_last']>@$row['date_last'];
if (!empty($row['user_representative_picture_id']))
{
$image_id = $row['user_representative_picture_id'];
}
elseif (!empty($row['representative_picture_id']))
{ // if a representative picture is set, it has priority
$image_id = $row['representative_picture_id'];
}
elseif ($conf['allow_random_representative'])
{ // searching a random representant among elements in sub-categories
$image_id = get_random_image_in_category($row);
}
elseif ($row['count_categories']>0 and $row['count_images']>0)
{ // searching a random representant among representant of sub-categories
$query = '
SELECT representative_picture_id
FROM '.CATEGORIES_TABLE.' INNER JOIN '.USER_CACHE_CATEGORIES_TABLE.'
ON id = cat_id and user_id = '.$user['id'].'
WHERE uppercats LIKE \''.$row['uppercats'].',%\'
AND representative_picture_id IS NOT NULL'
.get_sql_condition_FandF
(
array
(
'visible_categories' => 'id',
),
"\n AND"
).'
ORDER BY '.DB_RANDOM_FUNCTION.'()
LIMIT 1
;';
$subresult = pwg_query($query);
if (pwg_db_num_rows($subresult) > 0)
{
list($image_id) = pwg_db_fetch_row($subresult);
}
}
if (isset($image_id))
{
if ($conf['representative_cache_on_subcats'] and $row['user_representative_picture_id'] != $image_id)
{
$user_representative_updates_for[ $row['id'] ] = $image_id;
}
$row['representative_picture_id'] = $image_id;
$image_ids[] = $image_id;
$categories[] = $row;
$category_ids[] = $row['id'];
}
unset($image_id);
}
if ($conf['display_fromto'])
{
if (count($category_ids) > 0)
{
$query = '
SELECT
category_id,
MIN(date_creation) AS `from`,
MAX(date_creation) AS `to`
FROM '.IMAGE_CATEGORY_TABLE.'
INNER JOIN '.IMAGES_TABLE.' ON image_id = id
WHERE category_id IN ('.implode(',', $category_ids).')
'.get_sql_condition_FandF
(
array
(
'visible_categories' => 'category_id',
'visible_images' => 'id'
),
'AND'
).'
GROUP BY category_id
;';
$dates_of_category = query2array($query, 'category_id');
}
}
if ($page['section']=='recent_cats')
{
usort($categories, 'global_rank_compare');
}
if (count($categories) > 0)
{
$infos_of_image = array();
$new_image_ids = array();
$query = '
SELECT *
FROM '.IMAGES_TABLE.'
WHERE id IN ('.implode(',', $image_ids).')
;';
$result = pwg_query($query);
while ($row = pwg_db_fetch_assoc($result))
{
if ($row['level'] <= $user['level'])
{
$infos_of_image[$row['id']] = $row;
}
else
{
// problem: we must not display the thumbnail of a photo which has a
// higher privacy level than user privacy level
//
// * what is the represented category?
// * find a random photo matching user permissions
// * register it at user_representative_picture_id
// * set it as the representative_picture_id for the category
foreach ($categories as &$category)
{
if ($row['id'] == $category['representative_picture_id'])
{
// searching a random representant among elements in sub-categories
$image_id = get_random_image_in_category($category);
if (isset($image_id) and !in_array($image_id, $image_ids))
{
$new_image_ids[] = $image_id;
}
if ($conf['representative_cache_on_level'])
{
$user_representative_updates_for[ $category['id'] ] = $image_id;
}
$category['representative_picture_id'] = $image_id;
}
}
unset($category);
}
}
if (count($new_image_ids) > 0)
{
$query = '
SELECT *
FROM '.IMAGES_TABLE.'
WHERE id IN ('.implode(',', $new_image_ids).')
;';
$result = pwg_query($query);
while ($row = pwg_db_fetch_assoc($result))
{
$infos_of_image[$row['id']] = $row;
}
}
foreach ($infos_of_image as &$info)
{
$info['src_image'] = new SrcImage($info);
}
unset($info);
}
if (count($user_representative_updates_for))
{
$updates = array();
foreach ($user_representative_updates_for as $cat_id => $image_id)
{
$updates[] =
array(
'user_id' => $user['id'],
'cat_id' => $cat_id,
'user_representative_picture_id' => $image_id,
);
}
mass_updates(
USER_CACHE_CATEGORIES_TABLE,
array(
'primary' => array('user_id', 'cat_id'),
'update' => array('user_representative_picture_id')
),
$updates
);
}
if (count($categories) > 0)
{
// Update filtered data
if (function_exists('update_cats_with_filtered_data'))
{
update_cats_with_filtered_data($categories);
}
$template->set_filename('index_category_thumbnails', 'mainpage_categories.tpl');
trigger_notify('loc_begin_index_category_thumbnails', $categories);
$tpl_thumbnails_var = array();
foreach ($categories as $category)
{
if (0 == $category['count_images'])
{
continue;
}
$category['name'] = trigger_change(
'render_category_name',
$category['name'],
'subcatify_category_name'
);
if ($page['section']=='recent_cats')
{
$name = get_cat_display_name_cache($category['uppercats'], null);
}
else
{
$name = $category['name'];
}
$representative_infos = $infos_of_image[ $category['representative_picture_id'] ];
$tpl_var = array_merge( $category, array(
'ID' => $category['id'] /*obsolete*/,
'representative' => $representative_infos,
'TN_ALT' => strip_tags($category['name']),
'URL' => make_index_url(
array(
'category' => $category
)
),
'CAPTION_NB_IMAGES' => get_display_images_count
(
$category['nb_images'],
$category['count_images'],
$category['count_categories'],
true,
'<br>'
),
'DESCRIPTION' =>
trigger_change('render_category_literal_description',
trigger_change('render_category_description',
@$category['comment'],
'subcatify_category_description')),
'NAME' => $name,
) );
if ($conf['index_new_icon'])
{
$tpl_var['icon_ts'] = get_icon($category['max_date_last'], $category['is_child_date_last']);
}
if ($conf['display_fromto'])
{
if (isset($dates_of_category[ $category['id'] ]))
{
$from = $dates_of_category[ $category['id'] ]['from'];
$to = $dates_of_category[ $category['id'] ]['to'];
if (!empty($from))
{
$tpl_var['INFO_DATES'] = format_fromto($from, $to);
}
}
}
$tpl_thumbnails_var[] = $tpl_var;
}
// pagination
$page['total_categories'] = count($tpl_thumbnails_var);
$tpl_thumbnails_var_selection = array_slice(
$tpl_thumbnails_var,
$page['startcat'],
$conf['nb_categories_page']
);
$derivative_params = trigger_change('get_index_album_derivative_params', ImageStdParams::get_by_type(IMG_THUMB) );
$tpl_thumbnails_var_selection = trigger_change('loc_end_index_category_thumbnails', $tpl_thumbnails_var_selection);
$template->assign( array(
'maxRequests' =>$conf['max_requests'],
'category_thumbnails' => $tpl_thumbnails_var_selection,
'derivative_params' => $derivative_params,
) );
$template->assign_var_from_handle('CATEGORIES', 'index_category_thumbnails');
// navigation bar
$page['cats_navigation_bar'] = array();
if ($page['total_categories'] > $conf['nb_categories_page'])
{
$page['cats_navigation_bar'] = create_navigation_bar(
duplicate_index_url(array(), array('startcat')),
$page['total_categories'],
$page['startcat'],
$conf['nb_categories_page'],
true, 'startcat'
);
}
$template->assign('cats_navbar', $page['cats_navigation_bar'] );
}
pwg_debug('end include/category_cats.inc.php');
?>
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