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fixes #1392 improve performances to find related albums

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* new conf setting related_albums_maximum_items_to_compute (1000 by default). Beyond this number of photos in current set, do not try to find related albums.

* new conf setting related_albums_display_limit : only display the heaviest (most related) albums.
This commit is contained in:
plegall
2021-05-04 17:17:05 +02:00
parent ddc2fafd58
commit 3e5acb7b6e
3 changed files with 21 additions and 3 deletions
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13
include/config_default.inc.php
View File

@@ -643,6 +643,19 @@ $conf['tags_default_display_mode'] = 'cloud';
// tag_letters_column_number: how many columns to display tags by letter
$conf['tag_letters_column_number'] = 4;
// +-----------------------------------------------------------------------+
// | Related albums |
// +-----------------------------------------------------------------------+
// beyond this limit, do not try to find related albums. If there are too
// many items, the SQL query will be slow and the results irrelevant,
// because showing too many related albums.
$conf['related_albums_maximum_items_to_compute'] = 1000;
// once found the related albums, how many to show in the menubar? We take
// the heaviest (with more relations).
$conf['related_albums_display_limit'] = 20;
// +-----------------------------------------------------------------------+
// | Notification by mail |
// +-----------------------------------------------------------------------+

4
include/functions_category.inc.php
View File

@@ -718,9 +718,9 @@ SELECT
function get_related_categories_menu($items, $excluded_cat_ids=array())
{
global $page;
global $page, $conf;
$common_cats = get_common_categories($items, null, $excluded_cat_ids);
$common_cats = get_common_categories($items, $conf['related_albums_display_limit'], $excluded_cat_ids);
// echo '<pre>'; print_r($common_cats); echo '</pre>';
if (count($common_cats) == 0)

7
include/menubar.inc.php
View File

@@ -104,7 +104,12 @@ function initialize_menu()
//------------------------------------------------------------ related categories
$block = $menu->get_block('mbRelatedCategories');
if ($block != null and !empty($page['items']))
if (
isset($page['items'])
and count($page['items']) < $conf['related_albums_maximum_items_to_compute']
and $block != null
and !empty($page['items'])
)
{
$exclude_cat_ids = array();
if (isset($page['category']))