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154 lines
6.3 KiB
154 lines
6.3 KiB
<?php |
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function wp_statistics_purge_data( $purge_days ) { |
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global $wpdb, $WP_Statistics; |
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// If it's less than 30 days, don't do anything. |
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if ( $purge_days > 30 ) { |
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// Purge the visit data. |
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$table_name = $wpdb->prefix . 'statistics_visit'; |
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$date_string = $WP_Statistics->current_date( 'Y-m-d', '-' . $purge_days ); |
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$result = $wpdb->query( $wpdb->prepare( "DELETE FROM {$table_name} WHERE `last_counter` < %s", $date_string ) ); |
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if ( $result ) { |
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// Update the historical count with what we purged. |
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$historical_result = $wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->prefix}statistics_historical SET value = value + %d WHERE `category` = 'visits'", $result ) ); |
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if ( $historical_result == 0 ) { |
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$wpdb->insert( |
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$wpdb->prefix . "statistics_historical", |
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array( |
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'value' => $result, |
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'category' => 'visits', |
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'page_id' => - 2, |
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'uri' => '-2', |
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) |
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); |
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} |
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$result_string = sprintf( __( '%s data older than %s days purged successfully.', 'wp-statistics' ), '<code>' . $table_name . '</code>', '<code>' . $purge_days . '</code>' ); |
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} else { |
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$result_string = sprintf( __( 'No records found to purge from %s!', 'wp-statistics' ), '<code>' . $table_name . '</code>' ); |
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} |
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// Purge the visitors data. |
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$table_name = $wpdb->prefix . 'statistics_visitor'; |
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$result = $wpdb->query( $wpdb->prepare( "DELETE FROM {$table_name} WHERE `last_counter` < %s", $date_string ) ); |
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if ( $result ) { |
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// Update the historical count with what we purged. |
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$historical_result = $wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->prefix}statistics_historical SET value = value + %d WHERE `category` = 'visitors'", $result ) ); |
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if ( $historical_result == 0 ) { |
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$wpdb->insert( |
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$wpdb->prefix . "statistics_historical", |
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array( |
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'value' => $result, |
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'category' => 'visitors', |
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'page_id' => - 1, |
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'uri' => '-1', |
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) |
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); |
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} |
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$result_string .= '<br>' . sprintf( __( '%s data older than %s days purged successfully.', 'wp-statistics' ), '<code>' . $table_name . '</code>', '<code>' . $purge_days . '</code>' ); |
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} else { |
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$result_string .= '<br>' . sprintf( __( 'No records found to purge from %s!', 'wp-statistics' ), '<code>' . $table_name . '</code>' ); |
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} |
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// Purge the exclusions data. |
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$table_name = $wpdb->prefix . 'statistics_exclusions'; |
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$result = $wpdb->query( $wpdb->prepare( "DELETE FROM {$table_name} WHERE `date` < %s", $date_string ) ); |
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if ( $result ) { |
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$result_string .= '<br>' . sprintf( __( '%s data older than %s days purged successfully.', 'wp-statistics' ), '<code>' . $table_name . '</code>', '<code>' . $purge_days . '</code>' ); |
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} else { |
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$result_string .= '<br>' . sprintf( __( 'No records found to purge from %s!', 'wp-statistics' ), '<code>' . $table_name . '</code>' ); |
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} |
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// Purge the search data. |
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$table_name = $wpdb->prefix . 'statistics_search'; |
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$result = $wpdb->query( $wpdb->prepare( "DELETE FROM {$table_name} WHERE `last_counter` < %s", $date_string ) ); |
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if ( $result ) { |
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$result_string .= '<br>' . sprintf( __( '%s data older than %s days purged successfully.', 'wp-statistics' ), '<code>' . $table_name . '</code>', '<code>' . $purge_days . '</code>' ); |
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} else { |
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$result_string .= '<br>' . sprintf( __( 'No records found to purge from %s!', 'wp-statistics' ), '<code>' . $table_name . '</code>' ); |
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} |
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// Purge the pages data, this is more complex as we want to save the historical data per page. |
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$table_name = $wpdb->prefix . 'statistics_pages'; |
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$historical = 0; |
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// The first thing we need to do is update the historical data by finding all the unique pages. |
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$result = $wpdb->get_results( |
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$wpdb->prepare( "SELECT DISTINCT uri FROM {$table_name} WHERE `date` < %s", $date_string ) |
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); |
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// If we have a result, let's store the historical data. |
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if ( $result ) { |
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// Loop through all the unique rows that were returned. |
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foreach ( $result as $row ) { |
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// Use the unique rows to get a total count from the database of all the data from the given URIs/Pageids that we're going to delete later. |
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$historical = $wpdb->get_var( |
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$wpdb->prepare( |
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"SELECT sum(count) FROM {$table_name} WHERE `uri` = %s AND `date` < %s", |
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$row->uri, |
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$date_string |
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) |
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); |
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// Do an update of the historical data. |
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$uresult = $wpdb->query( |
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$wpdb->prepare( |
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"UPDATE {$wpdb->prefix}statistics_historical SET `value` = value + %d WHERE `uri` = %s AND `category` = 'uri'", |
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$historical, |
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$row->uri, |
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$date_string |
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) |
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); |
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// If we failed it's because this is the first time we've seen this URI/pageid so let's create a historical row for it. |
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if ( $uresult == 0 ) { |
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$wpdb->insert( |
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$wpdb->prefix . "statistics_historical", |
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array( |
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'value' => $historical, |
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'category' => 'uri', |
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'uri' => $row->uri, |
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'page_id' => wp_statistics_uri_to_id( $row->uri ), |
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) |
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); |
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} |
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} |
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} |
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// Now that we've done all of the required historical data storage, we can actually delete the data from the database. |
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$result = $wpdb->query( $wpdb->prepare( "DELETE FROM {$table_name} WHERE `date` < %s", $date_string ) ); |
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if ( $result ) { |
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$result_string .= '<br>' . sprintf( __( '%s data older than %s days purged successfully.', 'wp-statistics' ), '<code>' . $table_name . '</code>', '<code>' . $purge_days . '</code>' ); |
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} else { |
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$result_string .= '<br>' . sprintf( __( 'No records found to purge from %s!', 'wp-statistics' ), '<code>' . $table_name . '</code>' ); |
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} |
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if ( $WP_Statistics->get_option( 'prune_report' ) == true ) { |
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$blogname = get_bloginfo( 'name' ); |
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$blogemail = get_bloginfo( 'admin_email' ); |
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$headers[] = "From: $blogname <$blogemail>"; |
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$headers[] = "MIME-Version: 1.0"; |
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$headers[] = "Content-type: text/html; charset=utf-8"; |
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if ( $WP_Statistics->get_option( 'email_list' ) == '' ) { |
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$WP_Statistics->update_option( 'email_list', $blogemail ); |
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} |
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wp_mail( $WP_Statistics->get_option( 'email_list' ), __( 'Database pruned on', 'wp-statistics' ) . ' ' . WP_Statistics_Admin_Pages::sanitize_mail_subject( $blogname ), $result_string, $headers ); |
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} |
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return $result_string; |
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} else { |
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return __( 'Please select a value over 30 days.', 'wp-statistics' ); |
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} |
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}
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