74 lines
2.7 KiB
PHP
74 lines
2.7 KiB
PHP
<?php
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/**
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* Plugin Name: Total Pushover
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* Version: 1.0.0
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* Requires at least: 6.0
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* Requires PHP: 7.4
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* Author: Jason Cosper
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* Author URI: https://littleroom.studio/
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* License: GPL-2.0+
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* License URI: https://www.gnu.org/licenses/gpl-2.0.txt
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* Description: Redirects all outgoing site email to the Pushover notification service.
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* GitHub Plugin URI: boogah/total-pushover
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*/
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// Exit if accessed directly to prevent unauthorized access
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if (! defined('ABSPATH')) {
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exit;
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}
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// Add a filter to intercept the wp_mail function
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// This filter will allow us to modify or cancel the email before it's sent
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add_filter('wp_mail', 'wp_pushover_intercept_mail', 10, 1);
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/**
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* Intercept the wp_mail function and redirect the email to Pushover
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*
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* @param array $atts {
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* Array of email arguments.
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* @type string $subject Email subject.
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* @type string $message Email message.
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* }
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*
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* @return bool|mixed False to prevent wp_mail from sending the email, or the original email arguments if Pushover credentials are not set.
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*/
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function wp_pushover_intercept_mail($atts)
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{
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// Check if Pushover API token and user key are defined
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// These constants should be defined in the site's wp-config.php file
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$pushover_token = defined('PUSHOVER_API_TOKEN') ? PUSHOVER_API_TOKEN : '';
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$pushover_user = defined('PUSHOVER_USER_KEY') ? PUSHOVER_USER_KEY : '';
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// If either the token or user key is empty, return the original email arguments
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// This will allow the email to be sent as usual
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if (empty($pushover_token) || empty($pushover_user)) {
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return $atts;
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}
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// Prepare the message for Pushover
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// Sanitize the input data, for security's sake
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$message = [
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'token' => sanitize_text_field($pushover_token),
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'user' => sanitize_text_field($pushover_user),
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'title' => sanitize_text_field($atts['subject']),
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'message' => wp_kses_post($atts['message']),
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];
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// Send the message to Pushover using the WordPress HTTP API
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// This will make a POST request to the Pushover API with the prepared message data
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$response = wp_remote_post('https://api.pushover.net/1/messages.json', [
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'body' => $message,
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]);
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// Check if the response is a WP_Error object
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// This indicates that an error occurred during the request
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if (is_wp_error($response)) {
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// Log the error message for debugging purposes
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error_log('Pushover notification failed: '. $response->get_error_message());
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}
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// Return false to prevent wp_mail from sending the email
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// This will effectively redirect the email to Pushover
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return false;
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}
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