| 1 |
<?php |
| 2 |
/** |
| 3 |
* Handles the scheduling and sending of malware-related notifications. |
| 4 |
* |
| 5 |
* @package WP_Defender\Model\Notification |
| 6 |
*/ |
| 7 |
|
| 8 |
namespace WP_Defender\Model\Notification; |
| 9 |
|
| 10 |
use Countable; |
| 11 |
use WP_Defender\Traits\IO; |
| 12 |
use WP_Defender\Model\Scan; |
| 13 |
use WP_Defender\Component\Mail; |
| 14 |
use WP_Defender\Component\Notification; |
| 15 |
use WP_Defender\Model\Scan_Item; |
| 16 |
use WP_Defender\Model\Notification\Malware_Report; |
| 17 |
use WP_Defender\Traits\Scan_Email_Template; |
| 18 |
use WP_Defender\Traits\Scan_Upsell; |
| 19 |
use WP_Defender\Behavior\WPMUDEV; |
| 20 |
|
| 21 |
/** |
| 22 |
* Handles the scheduling and sending of malware-related notifications. |
| 23 |
*/ |
| 24 |
class Malware_Notification extends \WP_Defender\Model\Notification { |
| 25 |
|
| 26 |
use IO; |
| 27 |
use Scan_Email_Template; |
| 28 |
use Scan_Upsell; |
| 29 |
|
| 30 |
/** |
| 31 |
* Table name. |
| 32 |
* |
| 33 |
* @var string |
| 34 |
*/ |
| 35 |
protected $table = 'wd_malware_scanning_notification'; |
| 36 |
/** |
| 37 |
* Slug identifier for the malware notification. |
| 38 |
* |
| 39 |
* @var string |
| 40 |
*/ |
| 41 |
public const SLUG = 'malware-notification'; |
| 42 |
|
| 43 |
/** |
| 44 |
* Retrieves the default values for the malware notification. |
| 45 |
* |
| 46 |
* @return array The default values for the malware notification. |
| 47 |
*/ |
| 48 |
public function get_default_values(): array { |
| 49 |
$template = $this->get_email_template(); |
| 50 |
|
| 51 |
return array( |
| 52 |
'subject_issue_found' => $template['found']['subject'], |
| 53 |
'subject_issue_not_found' => $template['not_found']['subject'], |
| 54 |
'subject_error' => $template['error']['subject'], |
| 55 |
'content_issue_found' => $template['found']['body'], |
| 56 |
'content_issue_not_found' => $template['not_found']['body'], |
| 57 |
'content_error' => $template['error']['body'], |
| 58 |
); |
| 59 |
} |
| 60 |
|
| 61 |
/** |
| 62 |
* Sets default values for the malware notification. |
| 63 |
* |
| 64 |
* @return void |
| 65 |
*/ |
| 66 |
protected function before_load(): void { |
| 67 |
$default = array( |
| 68 |
'slug' => self::SLUG, |
| 69 |
'title' => esc_html__( 'Malware Scanning - Notification', 'defender-security' ), |
| 70 |
'status' => self::STATUS_DISABLED, |
| 71 |
'description' => esc_html__( |
| 72 |
'Get email notifications when Defender has finished manual malware scans.', |
| 73 |
'defender-security' |
| 74 |
), |
| 75 |
// @since 3.0.0 Fix 'Guest'-line. |
| 76 |
'in_house_recipients' => is_user_logged_in() ? array( $this->get_default_user() ) : array(), |
| 77 |
'out_house_recipients' => array(), |
| 78 |
'type' => 'notification', |
| 79 |
'dry_run' => false, |
| 80 |
'configs' => array( |
| 81 |
'always_send' => false, |
| 82 |
'error_send' => false, |
| 83 |
'template' => $this->get_email_template(), |
| 84 |
), |
| 85 |
); |
| 86 |
$this->import( $default ); |
| 87 |
} |
| 88 |
|
| 89 |
/** |
| 90 |
* Sends the malware notification email to all subscribed users. |
| 91 |
* |
| 92 |
* @param Scan $scan The scan object. |
| 93 |
* @param object $recipient_list The object containing the recipient lists. |
| 94 |
* @param string $subject The subject of the email. |
| 95 |
* @param string $content The content of the email. |
| 96 |
* @param array $issues The list of issues to include in the email. |
| 97 |
*/ |
| 98 |
protected function email_engine( Scan $scan, $recipient_list, $subject, $content, $issues ): void { |
| 99 |
$service = wd_di()->get( Notification::class ); |
| 100 |
foreach ( $recipient_list->in_house_recipients as $user ) { |
| 101 |
if ( self::USER_SUBSCRIBED !== $user['status'] ) { |
| 102 |
continue; |
| 103 |
} |
| 104 |
$this->send_to_user( $user['email'], $user['name'], $subject, $content, $issues, $service ); |
| 105 |
} |
| 106 |
foreach ( $recipient_list->out_house_recipients as $user ) { |
| 107 |
if ( self::USER_SUBSCRIBED !== $user['status'] ) { |
| 108 |
continue; |
| 109 |
} |
| 110 |
$this->send_to_user( $user['email'], $user['name'], $subject, $content, $issues, $service ); |
| 111 |
} |
| 112 |
} |
| 113 |
|
| 114 |
/** |
| 115 |
* Sends the malware notification email. |
| 116 |
* Constructs and sends the malware notification email to the recipients. |
| 117 |
* |
| 118 |
* @param Scan $scan The scan object. |
| 119 |
* |
| 120 |
* @return void |
| 121 |
*/ |
| 122 |
public function send( Scan $scan ): void { |
| 123 |
$object = $this; |
| 124 |
if ( $scan->is_automation ) { |
| 125 |
$object = wd_di()->get( Malware_Report::class ); |
| 126 |
// If Malware Reporting is unchecked, then return. |
| 127 |
if ( self::STATUS_ACTIVE !== $object->status ) { |
| 128 |
return; |
| 129 |
} |
| 130 |
// @since 2.7.0 Remove 'dry_run'-condition. |
| 131 |
} |
| 132 |
$issues = $scan->get_issues( null, Scan_Item::STATUS_ACTIVE ); |
| 133 |
/** |
| 134 |
* When the Defender is unable to scan files for some reason and the 'error_send' option is checked. |
| 135 |
* Possible reasons: |
| 136 |
* - no connection to Scan API, |
| 137 |
* - no checksums received from wp.org, |
| 138 |
* - scan process stuck. |
| 139 |
*/ |
| 140 |
if ( |
| 141 |
isset( $object->configs['error_send'] ) && ! empty( |
| 142 |
$object->configs['error_send'] |
| 143 |
&& in_array( $scan->status, array( Scan::STATUS_ERROR, Scan::STATUS_IDLE ), true ) |
| 144 |
) |
| 145 |
) { |
| 146 |
$subject = $object->configs['template']['error']['subject']; |
| 147 |
$content = nl2br( $object->configs['template']['error']['body'] ); |
| 148 |
|
| 149 |
$this->email_engine( $scan, $object, $subject, $content, $issues ); |
| 150 |
|
| 151 |
return; |
| 152 |
} |
| 153 |
|
| 154 |
// Sometimes value may be as empty string for disabled 'always_send'. |
| 155 |
if ( empty( $object->configs['always_send'] ) && 0 === count( $issues ) ) { |
| 156 |
return; |
| 157 |
} |
| 158 |
// For another case. |
| 159 |
$templates = count( $issues ) ? $object->configs['template']['found'] : $object->configs['template']['not_found']; |
| 160 |
$subject = $templates['subject']; |
| 161 |
$content = nl2br( $templates['body'] ); |
| 162 |
|
| 163 |
$this->email_engine( $scan, $object, $subject, $content, $issues ); |
| 164 |
} |
| 165 |
|
| 166 |
/** |
| 167 |
* Sends the malware notification email to a specific user. |
| 168 |
* Constructs and sends the malware notification email to the specified recipient. |
| 169 |
* |
| 170 |
* @param string $email The recipient's email address. |
| 171 |
* @param string $name The recipient's name. |
| 172 |
* @param string $subject The email subject. |
| 173 |
* @param string $content The email content. |
| 174 |
* @param array $issues The malware issues detected. |
| 175 |
* @param object $service The notification service object. |
| 176 |
* |
| 177 |
* @return void |
| 178 |
*/ |
| 179 |
private function send_to_user( $email, $name, $subject, $content, $issues, $service ) { |
| 180 |
$wpmudev = new WPMUDEV(); |
| 181 |
$maybe_show_upsell = ! $wpmudev->is_whitelabel_enabled() && $wpmudev->is_pro(); |
| 182 |
$controller_scan = wd_di()->get( \WP_Defender\Controller\Scan::class ); |
| 183 |
$replacers = array( |
| 184 |
'issues_count' => is_array( $issues ) || $issues instanceof \Countable ? (string) count( $issues ) : '0', |
| 185 |
'issues_list' => $controller_scan->render_partial( |
| 186 |
'email/scan-issue-list', |
| 187 |
array( |
| 188 |
'issues' => $issues, |
| 189 |
'email' => $email, |
| 190 |
), |
| 191 |
false |
| 192 |
), |
| 193 |
'site_url' => network_site_url(), |
| 194 |
'user_name' => $name, |
| 195 |
); |
| 196 |
|
| 197 |
/** |
| 198 |
* Filters the replaced data. It's without replacement. |
| 199 |
* |
| 200 |
* @param array $replacers Email params. |
| 201 |
* |
| 202 |
* @deprecated 3.2.0 |
| 203 |
*/ |
| 204 |
$replacers = apply_filters_deprecated( 'wd_notification_email_params', array( $replacers ), '3.2.0' ); |
| 205 |
|
| 206 |
$filter_name = ( is_array( $issues ) || $issues instanceof Countable ? count( $issues ) : 0 ) > 0 |
| 207 |
? 'wd_notification_email_subject_issue' |
| 208 |
: 'wd_notification_email_subject'; |
| 209 |
$subject = apply_filters( $filter_name, $subject ); |
| 210 |
|
| 211 |
/** |
| 212 |
* It's without replacement. |
| 213 |
* |
| 214 |
* @deprecated 3.2.0 |
| 215 |
*/ |
| 216 |
$content = apply_filters_deprecated( |
| 217 |
'wd_notification_email_content_before', |
| 218 |
array( $content ), |
| 219 |
'3.2.0' |
| 220 |
); |
| 221 |
foreach ( $replacers as $key => $replacer ) { |
| 222 |
|
| 223 |
if ( is_scalar( $replacer ) && ! is_string( $replacer ) ) { |
| 224 |
$replacer = (string) $replacer; |
| 225 |
} |
| 226 |
|
| 227 |
$content = str_replace( "{{$key}}", $replacer, $content ); |
| 228 |
$content = str_replace( '{' . strtoupper( $key ) . '}', $replacer, $content ); |
| 229 |
$subject = str_replace( "{{$key}}", $replacer, $subject ); |
| 230 |
$subject = str_replace( '{' . strtoupper( $key ) . '}', $replacer, $subject ); |
| 231 |
} |
| 232 |
/** |
| 233 |
* It's without replacement. |
| 234 |
* |
| 235 |
* @deprecated 3.2.0 |
| 236 |
*/ |
| 237 |
$content = apply_filters_deprecated( |
| 238 |
'wd_notification_email_content_after', |
| 239 |
array( $content ), |
| 240 |
'3.2.0' |
| 241 |
); |
| 242 |
$unsubscribe_link = $service->create_unsubscribe_url( $this->slug, $email ); |
| 243 |
$template = $controller_scan->render_partial( |
| 244 |
'email/index', |
| 245 |
array( |
| 246 |
'title' => esc_html__( 'Malware Scanning', 'defender-security' ), |
| 247 |
'content_body' => sprintf( '<div style="font-size: 16px">%s</div>', $content ), |
| 248 |
'unsubscribe_link' => $unsubscribe_link, |
| 249 |
), |
| 250 |
false |
| 251 |
); |
| 252 |
|
| 253 |
$headers = wd_di()->get( Mail::class )->get_headers( |
| 254 |
defender_noreply_email( 'wd_scan_noreply_email' ), |
| 255 |
self::SLUG |
| 256 |
); |
| 257 |
|
| 258 |
$ret = wp_mail( $email, $subject, $template, $headers ); |
| 259 |
if ( $ret ) { |
| 260 |
$this->save_log( $email ); |
| 261 |
} |
| 262 |
} |
| 263 |
|
| 264 |
/** |
| 265 |
* Defines labels for the malware notification settings. |
| 266 |
* |
| 267 |
* @return array The array of malware notification settings labels. |
| 268 |
*/ |
| 269 |
public function labels(): array { |
| 270 |
return array( |
| 271 |
'notification' => esc_html__( 'Malware Scanning - Notification', 'defender-security' ), |
| 272 |
'always_send_notification' => esc_html__( 'Send notifications when no issues are detected', 'defender-security' ), |
| 273 |
'error_send' => esc_html__( |
| 274 |
"Send notifications when Defender couldn't scan the files", |
| 275 |
'defender-security' |
| 276 |
), |
| 277 |
'email_subject_issue_found' => esc_html__( 'Email subject when an issue is found', 'defender-security' ), |
| 278 |
'email_subject_issue_not_found' => esc_html__( 'Email subject when no issues are found', 'defender-security' ), |
| 279 |
'email_subject_error' => esc_html__( 'Email subject when failed to scan', 'defender-security' ), |
| 280 |
'email_content_issue_found' => esc_html__( 'Email body when an issue is found', 'defender-security' ), |
| 281 |
'email_content_issue_not_found' => esc_html__( 'Email body when no issues are found', 'defender-security' ), |
| 282 |
'email_content_error' => esc_html__( 'When failed to scan', 'defender-security' ), |
| 283 |
'notification_subscribers' => esc_html__( 'Recipients', 'defender-security' ), |
| 284 |
); |
| 285 |
} |
| 286 |
|
| 287 |
/** |
| 288 |
* Checks if the malware scanning notification options are enabled. |
| 289 |
* Checks whether the malware scanning notification is enabled or if the malware reporting is enabled or the scan |
| 290 |
* is automated. |
| 291 |
* |
| 292 |
* @return bool True if the malware scanning notification options are enabled, false otherwise. |
| 293 |
*/ |
| 294 |
public function check_options(): bool { |
| 295 |
return self::STATUS_ACTIVE === $this->status |
| 296 |
|| self::STATUS_ACTIVE === wd_di()->get( Malware_Report::class )->status; |
| 297 |
} |
| 298 |
|
| 299 |
/** |
| 300 |
* Additional converting rules. |
| 301 |
* |
| 302 |
* @param array $configs The configuration data. |
| 303 |
* |
| 304 |
* @return array The type-casted configuration data. |
| 305 |
* @since 3.1.0 |
| 306 |
*/ |
| 307 |
public function type_casting( array $configs ): array { |
| 308 |
$configs['always_send'] = (bool) $configs['always_send']; |
| 309 |
$configs['error_send'] = (bool) $configs['error_send']; |
| 310 |
// Additional security layer because parent 'configs'-property doesn't have sanitized stuff for nested properties. |
| 311 |
$template = $configs['template']; |
| 312 |
$configs['template']['found']['subject'] = sanitize_text_field( $template['found']['subject'] ); |
| 313 |
$configs['template']['found']['body'] = sanitize_textarea_field( $template['found']['body'] ); |
| 314 |
$configs['template']['not_found']['subject'] = sanitize_text_field( $template['not_found']['subject'] ); |
| 315 |
$configs['template']['not_found']['body'] = sanitize_textarea_field( $template['not_found']['body'] ); |
| 316 |
$configs['template']['error']['subject'] = sanitize_text_field( $template['error']['subject'] ); |
| 317 |
$configs['template']['error']['body'] = sanitize_textarea_field( $template['error']['body'] ); |
| 318 |
|
| 319 |
return $configs; |
| 320 |
} |
| 321 |
} |
| 322 |
|
