Current File : /var/www/html/ceaa/wp-content/plugins/buddypress/bp-activity/bp-activity-akismet.php
<?php
/**
* Akismet support for BuddyPress' Activity Stream.
*
* @package BuddyPress
* @subpackage ActivityAkismet
* @since 1.6.0
*/
// Exit if accessed directly.
defined( 'ABSPATH' ) || exit;
/**
* Loads Akismet filtering for activity.
*
* @since 1.6.0
* @since 2.3.0 We only support Akismet 3+.
*/
function bp_activity_setup_akismet() {
/**
* Filters if BuddyPress Activity Akismet support has been disabled by another plugin.
*
* @since 1.6.0
*
* @param bool $value Return value of bp_is_akismet_active boolean function.
*/
if ( ! apply_filters( 'bp_activity_use_akismet', bp_is_akismet_active() ) ) {
return;
}
// Instantiate Akismet for BuddyPress.
buddypress()->activity->akismet = new BP_Akismet();
}
add_action( 'bp_activity_setup_globals', 'bp_activity_setup_akismet' );
/**
* Delete old spam activity meta data.
*
* This is done as a clean-up mechanism, as _bp_akismet_submission meta can
* grow to be quite large.
*
* @since 1.6.0
*
* @global wpdb $wpdb WordPress database object.
*/
function bp_activity_akismet_delete_old_metadata() {
global $wpdb;
$bp = buddypress();
/**
* Filters the threshold for how many days old Akismet metadata needs to be before being automatically deleted.
*
* @since 1.6.0
*
* @param integer 15 How many days old metadata needs to be.
*/
$interval = apply_filters( 'bp_activity_akismet_delete_meta_interval', 15 );
// Enforce a minimum of 1 day.
$interval = max( 1, absint( $interval ) );
// _bp_akismet_submission meta values are large, so expire them after $interval days regardless of the activity status
$sql = $wpdb->prepare( "SELECT a.id FROM {$bp->activity->table_name} a LEFT JOIN {$bp->activity->table_name_meta} m ON a.id = m.activity_id WHERE m.meta_key = %s AND DATE_SUB(%s, INTERVAL {$interval} DAY) > a.date_recorded LIMIT 10000", '_bp_akismet_submission', current_time( 'mysql', 1 ) );
$activity_ids = $wpdb->get_col( $sql );
if ( ! empty( $activity_ids ) ) {
foreach ( $activity_ids as $activity_id )
bp_activity_delete_meta( $activity_id, '_bp_akismet_submission' );
}
}
add_action( 'bp_activity_akismet_delete_old_metadata', 'bp_activity_akismet_delete_old_metadata' );
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