mirror of
https://gh.llkk.cc/https://github.com/Tetrakern/fictioneer-email-notifications.git
synced 2025-10-03 18:11:01 +08:00
729 lines
21 KiB
PHP
729 lines
21 KiB
PHP
<?php
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// No direct access!
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defined( 'ABSPATH' ) OR exit;
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// =======================================================================================
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// SUBSCRIBERS
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// =======================================================================================
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/**
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* Submit new subscriber to the database
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*
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* @since 0.1.0
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*/
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function fcnen_submit_subscriber() {
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// Verify request
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if ( ! isset( $_POST['fcnen-nonce'] ) || ! check_admin_referer( 'submit-subscriber', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed.', 'fcnen' ) );
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}
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// Guard
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if ( ! current_user_can( 'manage_options' ) || ! is_admin() ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Setup
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$email = sanitize_email( $_POST['email'] ?? '' );
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$confirmed = ( $_POST['confirmed'] ?? 0 ) ? 1 : 0;
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$scope_everything = ( $_POST['everything'] ?? 0 ) ? 1 : 0;
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$scope_posts = ( $_POST['posts'] ?? 0 ) ? 1 : 0;
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$scope_stories = ( $_POST['stories'] ?? 0 ) ? 1 : 0;
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$scope_chapters = ( $_POST['chapters'] ?? 0 ) ? 1 : 0;
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// Check email
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if ( empty( $email ) ) {
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wp_die( __( 'Missing or invalid email address.', 'fcnen' ) );
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}
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if ( fcnen_subscriber_exists( $email ) ) {
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wp_safe_redirect( add_query_arg( ['fcnen-notice' => 'subscriber-already-exists'], $_POST['_wp_http_referer'] ) );
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exit();
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}
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// Prepare data
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$args = array(
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'confirmed' => $confirmed,
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'scope-everything' => $scope_everything,
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'scope-posts' => $scope_posts,
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'scope-stories' => $scope_stories,
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'scope-chapters' => $scope_chapters
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);
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// Add subscriber
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$result = fcnen_add_subscriber( $email, $args );
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// Failure?
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if ( empty( $result ) ) {
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wp_safe_redirect(
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add_query_arg(
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array( 'fcnen-notice' => 'subscriber-adding-failure', 'fcnen-message' => $email ),
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$_POST['_wp_http_referer']
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)
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);
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}
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// Log
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fcnen_log( "Submitted {$email} as new subscriber with ID #{$result}." );
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// Success!
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wp_safe_redirect(
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add_query_arg(
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array( 'fcnen-notice' => 'subscriber-adding-success', 'fcnen-message' => $email ),
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$_POST['_wp_http_referer']
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)
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);
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// Terminate
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exit();
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}
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add_action( 'admin_post_fcnen_submit_subscriber', 'fcnen_submit_subscriber' );
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/**
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* Empty trashed subscribers
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*
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* @since 0.10
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* @global wpdb $wpdb The WordPress database object.
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*/
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function fcnen_empty_trashed_subscribers() {
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global $wpdb;
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// Verify request
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if ( ! isset( $_GET['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-empty-trash', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed.', 'fcnen' ) );
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}
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// Guard
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if ( ! current_user_can( 'manage_options' ) || ! is_admin() ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Setup
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$table_name = $wpdb->prefix . 'fcnen_subscribers';
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$wpdb->query( "DELETE FROM $table_name WHERE trashed = 1" );
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// Log
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fcnen_log( "Deleted all trashed subscribers permanently." );
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// Redirect
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wp_safe_redirect(
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add_query_arg(
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array( 'fcnen-notice' => 'emptied-trashed-subscribers' ),
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admin_url( 'admin.php?page=fcnen-subscribers' )
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)
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);
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exit();
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}
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add_action( 'admin_post_fcnen_empty_trashed_subscribers', 'fcnen_empty_trashed_subscribers' );
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/**
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* Export subscribers' data as a CSV file
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*
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* @since 0.1.0
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* @global wpdb $wpdb The WordPress database object.
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*/
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function fcnen_export_subscribers_csv() {
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global $wpdb;
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// Verify request
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if ( ! isset( $_GET['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-export-csv', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed.', 'fcnen' ) );
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}
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// Guard
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if ( ! current_user_can( 'manage_options' ) || ! is_admin() ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Setup
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$table_name = $wpdb->prefix . 'fcnen_subscribers';
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$subscribers = $wpdb->get_results( "SELECT * FROM $table_name", ARRAY_A );
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if ( ! empty( $subscribers ) ) {
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// Header row
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$header_row = array(
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'ID',
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'Email',
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'Code',
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'Everything',
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'Post IDs',
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'Post Types',
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'Categories',
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'Tags',
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'Taxonomies',
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'Created At',
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'Updated At',
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'Confirmed',
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'Trashed'
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);
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// Item rows
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$rows = [];
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foreach ( $subscribers as $subscriber ) {
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$rows[] = array(
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$subscriber['id'],
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$subscriber['email'],
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$subscriber['code'],
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$subscriber['everything'],
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$subscriber['post_ids'],
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$subscriber['post_types'],
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$subscriber['categories'],
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$subscriber['tags'],
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$subscriber['taxonomies'],
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$subscriber['created_at'],
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$subscriber['updated_at'],
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$subscriber['confirmed'],
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$subscriber['trashed']
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);
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}
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// Build CSV
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$csv_content = implode( ',', $header_row ) . "\n";
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foreach ( $rows as $row ) {
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$csv_content .= implode( ',', $row ) . "\n";
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}
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// Prepare download
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header( 'Content-Type: text/csv' );
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header( 'Content-Disposition: attachment; filename="fcnen-subscribers_' . date( 'Y-m-d_H-i-s', time() ) . '.csv"' );
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echo $csv_content;
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// Log
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fcnen_log( "Started CSV export." );
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// Terminate
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exit();
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}
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}
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add_action( 'admin_post_fcnen_export_subscribers_csv', 'fcnen_export_subscribers_csv' );
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/**
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* Import subscribers' data from a CSV file
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*
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* @since 0.1.0
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*/
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function fcnen_import_subscribers_csv() {
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// Verify request
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if ( ! isset( $_POST['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-import-csv', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed.', 'fcnen' ) );
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}
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// Guard
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if ( ! current_user_can( 'manage_options' ) || ! is_admin() ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Check file
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if ( empty( $_FILES['csv-file'] ?? 0 ) || $_FILES['csv-file']['error'] != UPLOAD_ERR_OK ) {
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wp_die( __( 'Error. The file was not uploaded properly.', 'fcnen' ) );
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}
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// Setup
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$file = $_FILES['csv-file']['tmp_name'];
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$reset_scopes = ( $_POST['reset-scopes'] ?? 0 ) ? 1 : 0;
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$allowed_mimes = ['text/comma-separated-values', 'text/csv', 'application/csv', 'application/excel', 'text/plain'];
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$allowed_types = ['post', 'fcn_story', 'fcn_chapter'];
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$count = 0;
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// File empty?
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if ( $_FILES['csv-file']['size'] < 1) {
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wp_die( __( 'Error. The file is empty.', 'fcnen' ) );
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}
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// CSV?
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if ( ! in_array( $_FILES['csv-file']['type'], $allowed_mimes ) ) {
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wp_die( __( 'Error. Invalid file.', 'fcnen' ) );
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}
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// Open in read mode
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$csv = fopen( $file, 'r' );
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// Not opened?
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if ( $csv === false ) {
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wp_die( __( 'Error. File could not be opened.', 'fcnen' ) );
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}
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// Skip header row
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fgetcsv( $csv );
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// Digest
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while ( ( $row = fgetcsv( $csv ) ) !== false ) {
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// Check ID
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if ( ! is_numeric( $row[0] ) ) {
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continue;
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}
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// Get email
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$email = sanitize_email( $row[1] ); // 0 is the ID, which will be newly assigned
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// Valid and not already in list?
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if ( ! filter_var( $email, FILTER_VALIDATE_EMAIL ) || fcnen_subscriber_exists( $email ) ) {
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continue;
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}
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// Data
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$code = sanitize_text_field( $row[2] );
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$created_at = date( 'Y-m-d H:i:s', strtotime( $row[9] ) ) ?: current_time( 'mysql' );
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$updated_at = date( 'Y-m-d H:i:s', strtotime( $row[10] ) ) ?: $created_at;
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$confirmed = absint( $row[11] ?? 0 ) ? 1 : 0;
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$trashed = absint( $row[12] ?? 0 ) ? 1 : 0;
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if ( $reset_scopes ) {
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$everything = 1;
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$post_ids = [];
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$post_types = [];
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$categories = [];
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$tags = [];
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$taxonomies = [];
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} else {
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$everything = absint( $row[3] ) ? 1 : 0;
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$post_ids = is_serialized( $row[4] ) ? maybe_unserialize( $row[4] ) : [];
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$post_types = is_serialized( $row[5] ) ? maybe_unserialize( $row[5] ) : [];
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$categories = is_serialized( $row[6] ) ? maybe_unserialize( $row[6] ) : [];
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$tags = is_serialized( $row[7] ) ? maybe_unserialize( $row[7] ) : [];
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$taxonomies = is_serialized( $row[8] ) ? maybe_unserialize( $row[8] ) : [];
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}
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// Process arrays
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if ( empty( $reset_scopes ) ) {
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// Only allowed post types
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$post_types = is_array( $post_types ) ? array_intersect( $post_types, $allowed_types ) : [];
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// Sanitize post IDs and cast to string for SQL purposes (index type != value type)
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$post_ids = is_array( $post_ids ) ? array_map( 'absint', $post_ids ) : [];
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$post_ids = array_map( 'strval', $post_ids );
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// Sanitize categories and cast to string for SQL purposes (index type != value type)
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$categories = is_array( $categories ) ? array_map( 'absint', $categories ) : [];
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$categories = array_map( 'strval', $categories );
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// Sanitize tags and cast to string for SQL purposes (index type != value type)
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$tags = is_array( $tags ) ? array_map( 'absint', $tags ) : [];
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$tags = array_map( 'strval', $tags );
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// Sanitize taxonomies and cast to string for SQL purposes (index type != value type)
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$taxonomies = is_array( $taxonomies ) ? array_map( 'absint', $taxonomies ) : [];
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$taxonomies = array_map( 'strval', $taxonomies );
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}
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// Add subscriber
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$result = fcnen_add_subscriber(
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$email,
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array(
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'code' => $code,
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'scope-everything' => $everything,
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'post_ids' => $post_ids,
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'post_types' => $post_types,
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'categories' => $categories,
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'tags' => $tags,
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'taxonomies' => $taxonomies,
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'created_at' => $created_at,
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'updated_at' => $updated_at,
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'confirmed' => $confirmed,
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'trashed' => $trashed,
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'skip-confirmation-email' => 1
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)
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);
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if ( $result ) {
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$count++;
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}
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}
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// Log
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fcnen_log( 'Imported CSV.' );
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// Redirect
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wp_safe_redirect(
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add_query_arg(
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array( 'fcnen-notice' => 'csv-imported', 'fcnen-message' => $count ),
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admin_url( 'admin.php?page=fcnen-subscribers' )
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)
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);
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exit();
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}
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add_action( 'admin_post_fcnen_import_subscribers_csv', 'fcnen_import_subscribers_csv' );
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// =======================================================================================
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// NOTIFICATIONS
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// =======================================================================================
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/**
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* Submit new notification to the database
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*
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* @since 0.1.0
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*
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* @param int $post_id The ID of the notification post.
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*/
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function fcnen_submit_notification() {
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// Verify request
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if ( ! isset( $_POST['fcnen-nonce'] ) || ! check_admin_referer( 'submit-notification', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed.', 'fcnen' ) );
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}
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// Guard
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if ( ! current_user_can( 'manage_options' ) || ! is_admin() ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Setup
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$post_id = absint( $_POST['post_id'] ?? 0 );
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$redirect_url = admin_url( 'admin.php?page=fcnen-notifications' );
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$query_args = array( 'fcnen-message' => $post_id );
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// Check for unsent duplicate
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if ( fcnen_unsent_notification_exists( $post_id ) ) {
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$query_args['fcnen-notice'] = 'submit-notification-duplicate';
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wp_safe_redirect( add_query_arg( $query_args, $redirect_url ) );
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exit();
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}
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// Sendable?
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$sendable = fcnen_post_sendable( $post_id, true );
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if ( ! $sendable['sendable'] ) {
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$query_args['fcnen-notice'] = 'submit-notification-' . $sendable['message'];
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wp_safe_redirect( add_query_arg( $query_args, $redirect_url ) );
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exit();
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}
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// Add to table
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if ( fcnen_add_notification( $post_id ) ) {
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$post = get_post( $post_id );
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$query_args['fcnen-notice'] = 'submit-notification-successful';
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fcnen_log( "Added notification for \"{$post->post_title}\" (#{$post_id})." );
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} else {
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$query_args['fcnen-notice'] = 'submit-notification-failure';
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}
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// Redirect and terminate
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wp_safe_redirect( add_query_arg( $query_args, $redirect_url ) );
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exit();
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}
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add_action( 'admin_post_fcnen_submit_notification', 'fcnen_submit_notification' );
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/**
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* Preview notification email for a subscriber
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*
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* @since 0.1.0
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*/
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function fcnen_preview_notification() {
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// Verify request
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if ( ! isset( $_GET['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-preview-notification', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed.', 'fcnen' ) );
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}
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// Guard
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if ( ! current_user_can( 'manage_options' ) || ! is_admin() ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Setup
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$email = sanitize_email( $_GET['email'] );
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$subscriber = fcnen_get_subscriber_by_email( $email );
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$from = fcnen_get_from_email_address();
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$name = fcnen_get_from_email_name();
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$subject = fcnen_replace_placeholders( fcnen_get_notification_email_subject() );
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// Found?
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if ( ! $subscriber ) {
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wp_die( __( 'Subscriber not found.', 'fcnen' ) );
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}
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// Notification
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$notification = fcnen_get_notification_emails(
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array( 'subscribers' => [ (array) $subscriber ], 'preview' => 1 )
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);
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// Nothing?
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if ( empty( $notification['email_bodies'] ) ) {
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wp_die( __( 'No matching notifications queued.', 'fcnen' ) );
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}
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// Render
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foreach ( $notification['email_bodies'] as $email => $body ) {
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// Start HTML ---> ?>
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<html>
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<head>
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<meta charset="<?php echo get_bloginfo( 'charset' ); ?>">
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<meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=5.0, viewport-fit=cover">
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<title><?php _e( 'Notification Preview', 'fcnen' ); ?></title>
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<style>body{font-family: '-apple-system', 'Segoe UI', Roboto, 'Oxygen-Sans', Ubuntu, Cantarell, 'Helvetica Neue', Helvetica, Arial, sans-serif; margin: 20px;}</style>
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</head>
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<body>
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<div style="display: flex; flex-direction: column; gap: 10px; margin: 0 auto; max-width: 640px;">
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<div style="background: rgb(0 0 0 / 5%); padding: 5px;">
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<?php printf( __( '<strong>From:</strong> %s', 'fcnen' ), $from ); ?>
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</div>
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<div style="background: rgb(0 0 0 / 5%); padding: 5px;">
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<?php printf( __( '<strong>To:</strong> %s', 'fcnen' ), $email ); ?>
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</div>
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<div style="background: rgb(0 0 0 / 5%); padding: 5px;">
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<?php printf( __( '<strong>Name:</strong> %s', 'fcnen' ), $name ); ?>
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</div>
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<div style="background: rgb(0 0 0 / 5%); padding: 5px;">
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<?php printf( __( '<strong>Subject:</strong> %s', 'fcnen' ), $subject ); ?>
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</div>
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<div style="margin-top: 20px;">
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<?php echo $body; ?>
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</div>
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</div>
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</body>
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</html>
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<?php // <--- End HTML
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}
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// Terminate
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exit;
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}
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add_action( 'admin_post_fcnen_preview_notification', 'fcnen_preview_notification' );
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// =======================================================================================
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// PROFILE
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// =======================================================================================
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/**
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* Update subscription data in the user frontend profile
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*
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* @since 0.1.0
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*/
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function fcnen_update_profile() {
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// Verify request
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if ( ! isset( $_POST['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-update-profile', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed. Please try again.', 'fcnen' ) );
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}
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// Setup
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$current_user = wp_get_current_user();
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$email = sanitize_email( $_POST['fcnen-email'] ?? '' );
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$code = sanitize_text_field( $_POST['fcnen-code'] ?? '' );
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$by_follow = filter_var( $_POST['fcnen_enable_subscribe_by_follow'] ?? 0, FILTER_VALIDATE_BOOLEAN );
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$updated_user_id = absint( $_POST['user_id'] ?? 0 );
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// User?
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if ( ! is_user_logged_in() || empty( $current_user ) || $current_user->ID !== $updated_user_id ) {
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wp_die( __( 'Wrong user or not logged-in.', 'fcnen' ) );
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}
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// Validate email if set
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if ( empty( $email ) && ! filter_var( $email, FILTER_VALIDATE_EMAIL ) ) {
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$email = '';
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}
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// Update subscriber email
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update_user_meta( $updated_user_id, 'fcnen_subscription_email', $email );
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// Update subscriber code
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update_user_meta( $updated_user_id, 'fcnen_subscription_code', $code );
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// Update subscribe by Follow
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update_user_meta( $updated_user_id, 'fcnen_enable_subscribe_by_follow', $by_follow );
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// Redirect
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wp_safe_redirect(
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add_query_arg(
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array( 'fcnen-notice' => 'profile-updated' ),
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wp_get_referer()
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) . '#fcnen'
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);
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exit();
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}
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add_action( 'admin_post_fcnen_update_profile', 'fcnen_update_profile' );
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// =======================================================================================
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// QUEUE
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// =======================================================================================
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/**
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* Clear email queue
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*
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* @since 0.1.0
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*/
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function fcnen_clear_queue() {
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// Verify request
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if ( ! isset( $_GET['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-clear-queue', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed. Please try again.', 'fcnen' ) );
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}
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// Delete queue
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delete_transient( 'fcnen_request_queue' );
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// Redirect
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wp_safe_redirect(
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add_query_arg(
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array( 'fcnen-notice' => 'queue-cleared' ),
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wp_get_referer()
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)
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);
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exit();
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}
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add_action( 'admin_post_fcnen_clear_queue', 'fcnen_clear_queue' );
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// =======================================================================================
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// BULK STATUS
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// =======================================================================================
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/**
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* Check status of bulk email request
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*
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* @since 0.1.0
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*/
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function fcnen_check_mailersend_bulk_status() {
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// Verify
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if ( ! isset( $_GET['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-mailersend-bulk-status', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed. Please try again.', 'fcnen' ) );
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}
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if ( ! current_user_can( 'manage_options' ) ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Setup
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$api_key = get_option( 'fcnen_api_key' );
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$bulk_id = $_GET['id'] ?? 0;
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// API key missing
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if ( empty( $api_key ) ) {
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return wp_die( __( 'API key has not been set.', 'fcnen' ) );
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}
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// ID missing
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if ( empty( $bulk_id ) ) {
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return wp_die( __( 'Bulk ID missing.', 'fcnen' ) );
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}
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// Request
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$response = wp_remote_get(
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str_replace( '{bulk_email_id}', $bulk_id, FCNEN_API['mailersend']['bulk_status'] ),
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array(
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'headers' => array(
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'Authorization' => "Bearer {$api_key}",
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'Content-Type' => 'application/json'
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)
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)
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);
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// Response
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$message = '';
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if ( ! is_wp_error( $response ) ) {
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$response_body = @json_decode( wp_remote_retrieve_body( $response ), true );
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if ( empty( $response_body ) || json_last_error() !== JSON_ERROR_NONE ) {
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wp_die( wp_remote_retrieve_body( $response ) );
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} else {
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$message = fcnen_array_to_html( $response_body );
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}
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} else {
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wp_die( $response->get_error_message() );
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}
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// Start HTML ---> ?>
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<html>
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<head>
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<meta charset="<?php echo get_bloginfo( 'charset' ); ?>">
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<meta name="viewport" content="width=device-width, minimum-scale=1.0, maximum-scale=5.0, viewport-fit=cover">
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<title><?php _e( 'API Response', 'fcnen' ); ?></title>
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<style>body{font: 14px/1.5 "-apple-system", "Segoe UI", Roboto, "Oxygen-Sans", Ubuntu, Cantarell, "Helvetica Neue", Helvetica, Arial, sans-serif; margin: 20px;}.fcnen-array{background: rgb(0 0 0 / 5%); padding: 12px;}.fcnen-array-node:not(:first-child){margin-top:12px;}.fcnen-array-nested{background: rgb(0 0 0 / 5%); padding: 12px; margin-top: 12px;}</style>
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</head>
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<body>
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<h1><?php _e( 'Bulk Request Status', 'fcnen' ); ?></h1>
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<?php echo $message; ?>
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</body>
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</html>
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<?php // <--- End HTML
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// Terminate
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exit();
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}
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add_action( 'admin_post_fcnen_check_mailersend_bulk_status', 'fcnen_check_mailersend_bulk_status' );
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// =======================================================================================
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// QUOTA
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// =======================================================================================
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/**
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* Check API quota
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*
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* @since 0.1.0
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*/
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function fcnen_check_mailersend_api_quota() {
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// Verify
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if ( ! isset( $_GET['fcnen-nonce'] ) || ! check_admin_referer( 'fcnen-mailersend-api-quota', 'fcnen-nonce' ) ) {
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wp_die( __( 'Nonce verification failed. Please try again.', 'fcnen' ) );
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}
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if ( ! current_user_can( 'manage_options' ) ) {
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wp_die( __( 'Insufficient permissions.', 'fcnen' ) );
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}
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// Setup
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$api_key = get_option( 'fcnen_api_key' );
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// API key missing
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if ( empty( $api_key ) ) {
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return wp_die( __( 'API key has not been set.', 'fcnen' ) );
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}
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// Request
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$response = wp_remote_get(
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FCNEN_API['mailersend']['quota'],
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array(
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'headers' => array(
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'Authorization' => "Bearer {$api_key}",
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'Content-Type' => 'application/json'
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)
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)
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);
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// Response
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if ( ! is_wp_error( $response ) && wp_remote_retrieve_response_code( $response ) === 200 ) {
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// Success
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$json = json_decode( wp_remote_retrieve_body( $response ), true );
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$message = sprintf(
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__( 'Quota: %s | Remaining: %s | Reset: %s', 'fcnen' ),
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$json['quota'] ?? __( 'Error', 'fcnen' ),
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$json['remaining'] ?? __( 'Error', 'fcnen' ),
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$json['reset'] ?? __( 'Error', 'fcnen' )
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);
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$notice = 'mailersend-api-quota-received';
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} else {
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// Error
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$message = is_wp_error( $response ) ? $response->get_error_message() : __( 'API request failed.', 'fcnen' );
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$notice = 'mailersend-api-quota-error';
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}
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// Log
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fcnen_log( "MailerSend API Quota request: {$message}." );
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// Redirect
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wp_safe_redirect(
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add_query_arg(
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array( 'fcnen-notice' => $notice, 'fcnen-message' => urlencode( $message ) ),
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wp_get_referer()
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)
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);
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exit();
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}
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add_action( 'admin_post_fcnen_check_mailersend_api_quota', 'fcnen_check_mailersend_api_quota' );
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