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| 1 | <?php |
| 2 | /** |
| 3 | * MailPoet Subcribers stats reporting. |
| 4 | * |
| 5 | * @package wpcomsh |
| 6 | */ |
| 7 | |
| 8 | /** |
| 9 | * Initializes and processes wp-cron job that reports subscribers stats to MC Stats. |
| 10 | */ |
| 11 | class WPCOMSH_MailPoet_Subscribers_Stats_Report { |
| 12 | |
| 13 | const STATUS_STATS_GROUP = 'mailpoet-subscriber-stats'; // Reporting stats data |
| 14 | const REPORT_STATS_GROUP = 'mailpoet-subscriber-reports'; // Reporting successful and failed attempts for reporting stats |
| 15 | const STATS_SERVICE_URL = 'http://pixel.wp.com/g.gif'; |
| 16 | const WP_CRON_HOOK = 'wpcomsh_mailpoet_subscribers_stats'; |
| 17 | |
| 18 | const ALLOWED_STATUSES = array( |
| 19 | 'subscribed' => 1, |
| 20 | 'inactive' => 1, |
| 21 | 'unsubscribed' => 1, |
| 22 | 'unconfirmed' => 1, |
| 23 | 'bounced' => 1, |
| 24 | ); |
| 25 | |
| 26 | /** |
| 27 | * When MailPoet plugin is detected active the method schedules a weekly wp-cron job |
| 28 | * for reporting subscribers stats to MC Stats |
| 29 | * |
| 30 | * @return void |
| 31 | */ |
| 32 | public static function init_wp_cron() { |
| 33 | // Always handle the cron hook so it has a chance to unschedule itself after mailpoet deactivation |
| 34 | add_action( self::WP_CRON_HOOK, array( self::class, 'report_stats' ) ); |
| 35 | |
| 36 | if ( |
| 37 | is_plugin_active( 'mailpoet/mailpoet.php' ) && |
| 38 | false === wp_next_scheduled( self::WP_CRON_HOOK ) |
| 39 | ) { |
| 40 | wp_schedule_event( time(), 'weekly', self::WP_CRON_HOOK ); |
| 41 | } |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * Reports subscriber counts by status to MC Stats and also increases stats counting sites that sent the report. |
| 46 | * |
| 47 | * @return void |
| 48 | */ |
| 49 | public static function report_stats() { |
| 50 | // Cleanup wp-cron in case the MailPoet plugin was deactivated |
| 51 | if ( ! is_plugin_active( 'mailpoet/mailpoet.php' ) ) { |
| 52 | $timestamp = wp_next_scheduled( self::WP_CRON_HOOK ); |
| 53 | if ( $timestamp !== false ) { |
| 54 | wp_unschedule_event( $timestamp, self::WP_CRON_HOOK ); |
| 55 | } |
| 56 | return; |
| 57 | } |
| 58 | |
| 59 | global $wpdb; |
| 60 | |
| 61 | // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery,WordPress.DB.DirectDatabaseQuery.NoCaching |
| 62 | $stats_data = $wpdb->get_results( 'SELECT count(id) as `count`, `status` FROM ' . $wpdb->prefix . 'mailpoet_subscribers GROUP BY `status`', ARRAY_A ); // db call ok; no-cache ok |
| 63 | $query_args = array( 'v' => 'wpcom-no-pv' ); |
| 64 | |
| 65 | if ( ! is_array( $stats_data ) ) { |
| 66 | self::bump_report_status( 'db_fetch_error' ); |
| 67 | return; |
| 68 | } |
| 69 | |
| 70 | foreach ( $stats_data as $status_data ) { |
| 71 | if ( (int) $status_data['count'] === 0 || ! isset( self::ALLOWED_STATUSES[ $status_data['status'] ] ) ) { |
| 72 | continue; |
| 73 | } |
| 74 | $query_args[ 'x_' . self::STATUS_STATS_GROUP . '/' . $status_data['status'] ] = $status_data['count']; |
| 75 | } |
| 76 | |
| 77 | // Increase success count of sites that reported stats |
| 78 | $result = self::bump_report_status( 'success' ); |
| 79 | if ( $result === false ) { |
| 80 | return; |
| 81 | } |
| 82 | |
| 83 | // Report subscribers status stats |
| 84 | $stats_track_url = self::STATS_SERVICE_URL . '?' . http_build_query( $query_args ); |
| 85 | $result = wp_remote_get( $stats_track_url ); |
| 86 | if ( $result instanceof \WP_Error ) { |
| 87 | error_log( 'WPComSH: ' . $result->get_error_message() ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Reports status of subscriber stats report to the MC Stats. |
| 93 | * |
| 94 | * @param string $status Status of the report. Possible values: success, db_fetch_error. |
| 95 | * @return bool True if success otherwise false |
| 96 | */ |
| 97 | public static function bump_report_status( string $status ) { |
| 98 | $stats_report_track_url = self::STATS_SERVICE_URL . '?v=wpcom-no-pv&x_' . self::REPORT_STATS_GROUP . '=' . $status; |
| 99 | $result = wp_remote_get( $stats_report_track_url ); |
| 100 | if ( $result instanceof \WP_Error ) { |
| 101 | error_log( 'WPComSH: ' . $result->get_error_message() ); // phpcs:ignore WordPress.PHP.DevelopmentFunctions |
| 102 | return false; |
| 103 | } |
| 104 | return true; |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | add_action( 'init', array( WPCOMSH_MailPoet_Subscribers_Stats_Report::class, 'init_wp_cron' ) ); |