log_file_path = $upload_dir['basedir'] . '/activitylog/activitylog.txt';
$this->create_log_directory();
add_action( 'wp_login', [ $this, 'alpl_handle_user_login' ], 10, 2 );
add_action( 'wp_logout', [ $this, 'alpl_handle_user_logout' ] );
add_action( 'transition_post_status', [ $this, 'alpl_handle_transition_post_status' ], 10, 3 );
add_action( 'before_delete_post', [ $this, 'alpl_handle_delete_post' ] );
add_action( 'activated_plugin', [ $this, 'alpl_handle_plugin_activated' ], 10, 2 );
add_action( 'deactivated_plugin', [ $this, 'alpl_handle_plugin_deactivated' ], 10, 2 );
add_action( 'deleted_plugin', [ $this, 'alpl_handle_plugin_deleted' ], 10, 1 );
add_action( 'admin_menu', [ $this, 'alpl_register_admin_menu' ] );
add_action( 'admin_init', [ $this, 'alpl_register_settings' ] );
}
private function create_log_directory() {
$upload_dir = wp_upload_dir();
$log_dir = $upload_dir['basedir'] . '/activitylog/';
if ( ! file_exists( $log_dir ) ) {
wp_mkdir_p( $log_dir );
}
}
public function alpl_register_settings() {
register_setting(
'alpl_activitylog_settings',
self::OPTION_NAME,
[
'type' => 'integer',
'description' => __( 'How many days to keep the logs?', 'activitylog' ),
'sanitize_callback' => 'absint',
'default' => 7,
]
);
add_settings_section(
'alpl_activitylog_main_section',
__( 'Activity Log Settings', 'activitylog' ),
null,
'alpl_activitylog_settings'
);
add_settings_field(
self::OPTION_NAME,
__( 'Retention (days)', 'activitylog' ),
[ $this, 'alpl_log_retention_days_field_render' ],
'alpl_activitylog_settings',
'alpl_activitylog_main_section'
);
}
public function alpl_log_retention_days_field_render() {
$value = get_option( self::OPTION_NAME, 7 );
?>
alpl_write_log( $message, $user->ID );
}
public function alpl_handle_user_logout() {
$user_id = get_current_user_id();
$message = __( 'User logged out', 'activitylog' );
$this->alpl_write_log( $message, $user_id );
}
public function alpl_handle_transition_post_status( $new_status, $old_status, $post ) {
if ( 'revision' === $post->post_type ) {
return;
}
if ( ! $post->ID ) {
return;
}
$label = ( 'page' === $post->post_type ) ? __( 'Page', 'activitylog' ) : __( 'Post', 'activitylog' );
if ( 'auto-draft' === $old_status && 'auto-draft' !== $new_status ) {
$message = sprintf(
// translators: 1: post type label, 2: post title, 3: post ID.
__( 'New %1$s "%2$s" (ID %3$d) created', 'activitylog' ),
$label,
$post->post_title,
(int) $post->ID
);
$this->alpl_write_log( $message );
return;
}
if ( 'trash' === $new_status && 'trash' !== $old_status ) {
$message = sprintf(
// translators: 1: post type label, 2: post title, 3: post ID.
__( '%1$s "%2$s" (ID %3$d) moved to Trash', 'activitylog' ),
$label,
$post->post_title,
(int) $post->ID
);
$this->alpl_write_log( $message );
return;
}
if ( 'auto-draft' !== $new_status && 'trash' !== $new_status ) {
$message = sprintf(
// translators: 1: post type label, 2: post title, 3: post ID.
__( '%1$s "%2$s" (ID %3$d) updated', 'activitylog' ),
$label,
$post->post_title,
(int) $post->ID
);
$this->alpl_write_log( $message );
}
}
public function alpl_handle_delete_post( $post_id ) {
$post = get_post( $post_id );
if ( ! $post ) {
return;
}
if ( 'revision' === $post->post_type ) {
return;
}
$label = ( 'page' === $post->post_type ) ? __( 'Page', 'activitylog' ) : __( 'Post', 'activitylog' );
$message = sprintf(
// translators: 1: post type label, 2: post title, 3: post ID.
__( '%1$s "%2$s" (ID %3$d) permanently deleted', 'activitylog' ),
$label,
$post->post_title,
(int) $post_id
);
$this->alpl_write_log( $message );
}
public function alpl_handle_plugin_activated( $plugin, $network_wide ) {
$plugin_name = $this->alpl_get_plugin_name( $plugin );
// translators: %s: plugin name.
$message = sprintf( __( 'Plugin "%s" was activated.', 'activitylog' ), $plugin_name );
$this->alpl_write_log( $message );
}
public function alpl_handle_plugin_deactivated( $plugin, $network_wide ) {
$plugin_name = $this->alpl_get_plugin_name( $plugin );
// translators: %s: plugin name.
$message = sprintf( __( 'Plugin "%s" was deactivated.', 'activitylog' ), $plugin_name );
$this->alpl_write_log( $message );
}
public function alpl_handle_plugin_deleted( $plugin ) {
$plugin_name = $this->alpl_get_plugin_name( $plugin );
// translators: %s: plugin name.
$message = sprintf( __( 'Plugin "%s" was deleted.', 'activitylog' ), $plugin_name );
$this->alpl_write_log( $message );
}
private function alpl_get_plugin_name( $plugin_path ) {
if ( ! function_exists( 'get_plugins' ) ) {
require_once ABSPATH . 'wp-admin/includes/plugin.php';
}
$all_plugins = get_plugins();
return isset( $all_plugins[ $plugin_path ] ) ? $all_plugins[ $plugin_path ]['Name'] : $plugin_path;
}
private function alpl_write_log( $action, $user_id = 0 ) {
if ( ! $user_id ) {
$user_id = get_current_user_id();
}
$user = get_user_by( 'ID', $user_id );
$user_login = $user ? $user->user_login : __( 'Unknown', 'activitylog' );
$date_time = current_time( 'mysql' );
$log_entry = sprintf( "%s | %s | %s\n", $date_time, $user_login, $action );
$this->alpl_append_to_log_file( $log_entry );
$this->alpl_cleanup_logs();
}
private function alpl_cleanup_logs() {
$retention_days = (int) get_option( self::OPTION_NAME, 7 );
if ( $retention_days <= 0 ) {
return;
}
if ( ! $this->alpl_file_exists( $this->log_file_path ) ) {
return;
}
$lines = $this->alpl_get_file_lines( $this->log_file_path );
$now = current_time( 'timestamp' );
$new_lines = [];
foreach ( $lines as $line ) {
$parts = explode( '|', $line, 3 );
if ( count( $parts ) < 3 ) {
continue;
}
$date_time_str = trim( $parts[0] );
$log_timestamp = strtotime( $date_time_str );
if ( false === $log_timestamp ) {
continue;
}
$diff_days = ( $now - $log_timestamp ) / DAY_IN_SECONDS;
if ( $diff_days <= $retention_days ) {
$new_lines[] = $line;
}
}
$content = implode( "\n", $new_lines ) . "\n";
$this->alpl_write_file_contents( $this->log_file_path, $content );
}
public function alpl_register_admin_menu() {
add_menu_page( __( 'Activity Log', 'activitylog' ), __( 'Activity Log', 'activitylog' ), 'manage_options', 'activitylog', [ $this, 'alpl_render_admin_page' ], 'dashicons-admin-site', 80 );
add_submenu_page( 'activitylog', __( 'Activity Log Settings', 'activitylog' ), __( 'Settings', 'activitylog' ), 'manage_options', 'alpl_activitylog_settings', [ $this, 'alpl_render_settings_page' ] );
}
public function alpl_render_admin_page() {
if ( ! current_user_can( 'manage_options' ) ) {
return;
}
$filter = isset( $_GET['filter'] ) ? sanitize_text_field( $_GET['filter'] ) : 'all';
?>
alpl_file_exists( $this->log_file_path ) ) {
echo '
' . esc_html__( 'No log file found.', 'activitylog' ) . '
';
echo '
';
return;
}
$all_lines = $this->alpl_get_file_lines( $this->log_file_path );
if ( empty( $all_lines ) ) {
echo '' . esc_html__( 'No log entries found.', 'activitylog' ) . '
';
echo '';
return;
}
$filtered_lines = [];
foreach ( $all_lines as $line ) {
$line = trim( $line );
if ( empty( $line ) ) {
continue;
}
$parts = explode( '|', $line, 3 );
if ( count( $parts ) < 3 ) {
continue;
}
$action = trim( $parts[2] );
if ( $filter === 'all' ) {
$filtered_lines[] = $line;
} elseif ( $filter === 'login' ) {
if ( stripos( $action, 'logged in' ) !== false || stripos( $action, 'logged out' ) !== false ) {
$filtered_lines[] = $line;
}
} elseif ( $filter === 'publication' ) {
if ( stripos( $action, 'Post' ) !== false || stripos( $action, 'Page' ) !== false ) {
$filtered_lines[] = $line;
}
} elseif ( $filter === 'plugin' ) {
if ( stripos( $action, 'Plugin' ) !== false ) {
$filtered_lines[] = $line;
}
} elseif ( $filter === 'user' ) {
if ( stripos( $action, 'User' ) !== false && stripos( $action, 'logged in' ) === false && stripos( $action, 'logged out' ) === false ) {
$filtered_lines[] = $line;
}
}
}
$all_lines = array_reverse( $filtered_lines );
$lines_per_page = 20;
$total_lines = count( $all_lines );
$total_pages = ceil( $total_lines / $lines_per_page );
$paged = isset( $_GET['paged'] ) ? absint( $_GET['paged'] ) : 1;
if ( $paged < 1 ) {
$paged = 1;
}
if ( $paged > $total_pages ) {
$paged = $total_pages;
}
$offset = ( $paged - 1 ) * $lines_per_page;
$lines_for_page = array_slice( $all_lines, $offset, $lines_per_page );
?>
1 ) {
echo '';
if ( $paged > 1 ) {
$prev_page = $paged - 1;
$prev_link = wp_nonce_url( add_query_arg( array( 'paged' => $prev_page, 'filter' => $filter ) ), 'paged_pagination' );
echo '
« ' . esc_html__( 'Previous', 'activitylog' ) . '';
}
for ( $i = 1; $i <= $total_pages; $i++ ) {
$page_link = wp_nonce_url( add_query_arg( array( 'paged' => $i, 'filter' => $filter ) ), 'paged_pagination' );
if ( $i === $paged ) {
echo '
' . intval( $i ) . '';
} else {
echo '
' . intval( $i ) . '';
}
}
if ( $paged < $total_pages ) {
$next_page = $paged + 1;
$next_link = wp_nonce_url( add_query_arg( array( 'paged' => $next_page, 'filter' => $filter ) ), 'paged_pagination' );
echo '
' . esc_html__( 'Next', 'activitylog' ) . ' »';
}
echo '
' . esc_html__( 'Logs cleared successfully.', 'activitylog' ) . '
' . esc_html__( 'Log file not found.', 'activitylog' ) . '
exists( $file_path );
}
private function alpl_get_file_lines( $file_path ) {
if ( ! function_exists( 'WP_Filesystem' ) ) {
require_once ABSPATH . 'wp-admin/includes/file.php';
}
WP_Filesystem();
global $wp_filesystem;
if ( ! $wp_filesystem ) {
return [];
}
$content = $wp_filesystem->get_contents( $file_path );
if ( ! $content ) {
return [];
}
return preg_split( '/\r\n|\r|\n/', $content );
}
private function alpl_write_file_contents( $file_path, $content ) {
if ( ! function_exists( 'WP_Filesystem' ) ) {
require_once ABSPATH . 'wp-admin/includes/file.php';
}
WP_Filesystem();
global $wp_filesystem;
if ( ! $wp_filesystem ) {
return;
}
$wp_filesystem->put_contents( $file_path, $content, FS_CHMOD_FILE );
}
private function alpl_append_to_log_file( $new_line ) {
if ( ! $this->alpl_file_exists( $this->log_file_path ) ) {
$this->alpl_write_file_contents( $this->log_file_path, $new_line );
return;
}
$existing_lines = $this->alpl_get_file_lines( $this->log_file_path );
$existing_lines[] = rtrim( $new_line, "\n" );
$content = implode( "\n", $existing_lines ) . "\n";
$this->alpl_write_file_contents( $this->log_file_path, $content );
}
}
function alpl_init_plugin() {
new ALPL_ActivityLog();
}
add_action( 'plugins_loaded', 'alpl_init_plugin' );