| 1 |
<?php |
| 2 |
/** |
| 3 |
* Friends Notifications |
| 4 |
* |
| 5 |
* This contains the functions for Notifications. |
| 6 |
* |
| 7 |
* @package Friends |
| 8 |
*/ |
| 9 |
|
| 10 |
namespace Friends; |
| 11 |
|
| 12 |
/** |
| 13 |
* This is the class for the Notifications part of the Friends Plugin. |
| 14 |
* |
| 15 |
* @since 0.6 |
| 16 |
* |
| 17 |
* @package Friends |
| 18 |
* @author Alex Kirk |
| 19 |
*/ |
| 20 |
class Notifications { |
| 21 |
/** |
| 22 |
* Contains a reference to the Friends class. |
| 23 |
* |
| 24 |
* @var Friends |
| 25 |
*/ |
| 26 |
private $friends; |
| 27 |
|
| 28 |
/** |
| 29 |
* Constructor |
| 30 |
* |
| 31 |
* @param Friends $friends A reference to the Friends object. |
| 32 |
*/ |
| 33 |
public function __construct( Friends $friends ) { |
| 34 |
$this->friends = $friends; |
| 35 |
$this->register_hooks(); |
| 36 |
} |
| 37 |
|
| 38 |
/** |
| 39 |
* Register the WordPress hooks |
| 40 |
*/ |
| 41 |
private function register_hooks() { |
| 42 |
add_action( 'friends_rewrite_mail_html', array( $this, 'rewrite_mail_html' ) ); |
| 43 |
add_action( 'notify_new_friend_post', array( $this, 'notify_new_friend_post' ), 10, 2 ); |
| 44 |
add_filter( 'notify_keyword_match_post', array( $this, 'notify_keyword_match_post' ), 10, 3 ); |
| 45 |
add_action( 'notify_new_friend_request', array( $this, 'notify_new_friend_request' ) ); |
| 46 |
add_action( 'notify_accepted_friend_request', array( $this, 'notify_accepted_friend_request' ) ); |
| 47 |
add_action( 'notify_friend_message_received', array( $this, 'notify_friend_message_received' ), 10, 3 ); |
| 48 |
} |
| 49 |
|
| 50 |
/** |
| 51 |
* Sets the friends plugin from email address when sending mail. |
| 52 |
* |
| 53 |
* If you're having issues with the receiver using the envelope From: address in favor of the mail header, |
| 54 |
* you can use a filter like this: |
| 55 |
* add_filter( 'wp_mail_from', function( $from ) { |
| 56 |
* ini_set( 'sendmail_from', $from ); |
| 57 |
* return $from; |
| 58 |
* }, 100 ); |
| 59 |
* |
| 60 |
* @param string $from The from that's supposed to be used. |
| 61 |
* |
| 62 |
* @return string The friends plugin from email address. |
| 63 |
*/ |
| 64 |
public function use_friends_plugin_from_email_address( $from ) { |
| 65 |
$from = preg_replace( '/^wordpress@/', 'friends-plugin@', $from ); |
| 66 |
return $from; |
| 67 |
} |
| 68 |
|
| 69 |
|
| 70 |
/** |
| 71 |
* Gets the friends plugin from email address. |
| 72 |
* |
| 73 |
* @return string The friends plugin from email address. |
| 74 |
*/ |
| 75 |
public function get_friends_plugin_from_email_address() { |
| 76 |
add_filter( 'wp_mail_from', array( $this, 'use_friends_plugin_from_email_address' ) ); |
| 77 |
$address = apply_filters( 'wp_mail_from', 'wordpress@' . preg_replace( '#^www\.#', '', wp_parse_url( network_home_url(), PHP_URL_HOST ) ) ); |
| 78 |
remove_filter( 'wp_mail_from', array( $this, 'use_friends_plugin_from_email_address' ) ); |
| 79 |
return $address; |
| 80 |
} |
| 81 |
|
| 82 |
/** |
| 83 |
* Notify the users of this site about a new friend post |
| 84 |
* |
| 85 |
* @param \WP_Post $post The new post by a friend or subscription. |
| 86 |
* @param User_Feed $user_feed The feed where the post came from. |
| 87 |
*/ |
| 88 |
public function notify_new_friend_post( \WP_Post $post, User_Feed $user_feed ) { |
| 89 |
if ( |
| 90 |
// Post might be trashed through rules. |
| 91 |
'trash' === $post->post_status |
| 92 |
// Don't notify about posts older than a week. |
| 93 |
|| strtotime( $post->post_date_gmt ) + WEEK_IN_SECONDS < time() |
| 94 |
) { |
| 95 |
return; |
| 96 |
} |
| 97 |
$user = new User( Friends::get_main_friend_user_id() ); |
| 98 |
if ( ! $user->user_email ) { |
| 99 |
return; |
| 100 |
} |
| 101 |
$author = $user_feed->get_friend_user(); |
| 102 |
|
| 103 |
$notify_user = ! get_user_option( 'friends_no_new_post_notification', $user->ID ); |
| 104 |
$notify_user = $notify_user && ! get_user_option( 'friends_no_new_post_notification_' . $author->user_login, $user->ID ); |
| 105 |
|
| 106 |
if ( ! apply_filters( 'notify_user_about_friend_post', $notify_user, $user, $post, $author ) ) { |
| 107 |
return; |
| 108 |
} |
| 109 |
|
| 110 |
$email_title = $post->post_title; |
| 111 |
|
| 112 |
$params = array( |
| 113 |
'author' => $author, |
| 114 |
'post' => $post, |
| 115 |
); |
| 116 |
|
| 117 |
$email_message = array(); |
| 118 |
ob_start(); |
| 119 |
Friends::template_loader()->get_template_part( 'email/header', null, array( 'email_title' => $email_title ) ); |
| 120 |
Friends::template_loader()->get_template_part( 'email/new-friend-post', null, $params ); |
| 121 |
Friends::template_loader()->get_template_part( 'email/footer' ); |
| 122 |
$email_message['html'] = ob_get_contents(); |
| 123 |
ob_end_clean(); |
| 124 |
|
| 125 |
ob_start(); |
| 126 |
Friends::template_loader()->get_template_part( 'email/new-friend-post-text', null, $params ); |
| 127 |
Friends::template_loader()->get_template_part( 'email/footer-text' ); |
| 128 |
$email_message['text'] = ob_get_contents(); |
| 129 |
ob_end_clean(); |
| 130 |
|
| 131 |
$this->send_mail( $user->user_email, wp_specialchars_decode( $email_title, ENT_QUOTES ), $email_message, array(), array(), $author->user_login ); |
| 132 |
} |
| 133 |
|
| 134 |
/** |
| 135 |
* Notifies about a post that matched the keyword. |
| 136 |
* |
| 137 |
* @param bool $notified Whether a notification was sent. |
| 138 |
* @param \WP_Post $post The new post by a friend or subscription. |
| 139 |
* @param string $keyword The matched keyword. |
| 140 |
*/ |
| 141 |
public function notify_keyword_match_post( $notified, \WP_Post $post, $keyword ) { |
| 142 |
if ( 'trash' === $post->post_status ) { |
| 143 |
return $notified; |
| 144 |
} |
| 145 |
|
| 146 |
$user = new User( Friends::get_main_friend_user_id() ); |
| 147 |
if ( ! $user->user_email ) { |
| 148 |
return $notified; |
| 149 |
} |
| 150 |
$notify_user = ! get_user_option( 'friends_no_keyword_notification_' . $post->post_author, $user->ID ); |
| 151 |
|
| 152 |
if ( ! apply_filters( 'notify_user_about_keyword_post', $notify_user, $user, $post, $keyword ) ) { |
| 153 |
return $notified; |
| 154 |
} |
| 155 |
|
| 156 |
$author = new User( $post->post_author ); |
| 157 |
// translators: %s is a keyword string specified by the user. |
| 158 |
$email_title = sprintf( __( 'Keyword matched: %s', 'friends' ), $keyword ); |
| 159 |
|
| 160 |
$params = array( |
| 161 |
'author' => $author, |
| 162 |
'post' => $post, |
| 163 |
'keyword' => $keyword, |
| 164 |
); |
| 165 |
|
| 166 |
$email_message = array(); |
| 167 |
ob_start(); |
| 168 |
Friends::template_loader()->get_template_part( 'email/header', null, array( 'email_title' => $email_title ) ); |
| 169 |
Friends::template_loader()->get_template_part( 'email/keyword-match-post', null, $params ); |
| 170 |
Friends::template_loader()->get_template_part( 'email/footer' ); |
| 171 |
$email_message['html'] = ob_get_contents(); |
| 172 |
ob_end_clean(); |
| 173 |
|
| 174 |
ob_start(); |
| 175 |
Friends::template_loader()->get_template_part( 'email/keyword-match-post-text', null, $params ); |
| 176 |
Friends::template_loader()->get_template_part( 'email/footer-text' ); |
| 177 |
$email_message['text'] = ob_get_contents(); |
| 178 |
ob_end_clean(); |
| 179 |
|
| 180 |
$this->send_mail( $user->user_email, wp_specialchars_decode( $email_title, ENT_QUOTES ), $email_message, array(), array(), $author->user_login ); |
| 181 |
|
| 182 |
return true; |
| 183 |
} |
| 184 |
|
| 185 |
/** |
| 186 |
* Notify the users of this site about a new friend request |
| 187 |
* |
| 188 |
* @param User $friend_user The user requesting friendship. |
| 189 |
*/ |
| 190 |
public function notify_new_friend_request( User $friend_user ) { |
| 191 |
if ( ! $friend_user->has_cap( 'friend_request' ) ) { |
| 192 |
return; |
| 193 |
} |
| 194 |
$user = new User( Friends::get_main_friend_user_id() ); |
| 195 |
|
| 196 |
if ( ! $user->user_email ) { |
| 197 |
return; |
| 198 |
} |
| 199 |
|
| 200 |
$notify_user = ! get_user_option( 'friends_no_friend_request_notification', $user->ID ); |
| 201 |
if ( ! apply_filters( 'notify_user_about_friend_request', $notify_user, $user, $friend_user ) ) { |
| 202 |
return; |
| 203 |
} |
| 204 |
|
| 205 |
// translators: %s is a user display name. |
| 206 |
$email_title = sprintf( __( '%s sent a Friend Request', 'friends' ), $friend_user->display_name ); |
| 207 |
|
| 208 |
$params = array( |
| 209 |
'user' => $user, |
| 210 |
'friend_user' => $friend_user, |
| 211 |
); |
| 212 |
|
| 213 |
$email_message = array(); |
| 214 |
ob_start(); |
| 215 |
Friends::template_loader()->get_template_part( 'email/header', null, array( 'email_title' => $email_title ) ); |
| 216 |
Friends::template_loader()->get_template_part( 'email/new-friend-request', null, $params ); |
| 217 |
Friends::template_loader()->get_template_part( 'email/footer' ); |
| 218 |
$email_message['html'] = ob_get_contents(); |
| 219 |
ob_end_clean(); |
| 220 |
|
| 221 |
ob_start(); |
| 222 |
Friends::template_loader()->get_template_part( 'email/new-friend-request-text', null, $params ); |
| 223 |
Friends::template_loader()->get_template_part( 'email/footer-text' ); |
| 224 |
$email_message['text'] = ob_get_contents(); |
| 225 |
ob_end_clean(); |
| 226 |
|
| 227 |
$this->send_mail( $user->user_email, $email_title, $email_message ); |
| 228 |
} |
| 229 |
|
| 230 |
/** |
| 231 |
* Notify the users of this site about an accepted friend request |
| 232 |
* |
| 233 |
* @param User $friend_user The user who accepted friendship. |
| 234 |
*/ |
| 235 |
public function notify_accepted_friend_request( User $friend_user ) { |
| 236 |
$user = new User( Friends::get_main_friend_user_id() ); |
| 237 |
if ( ! $user->user_email ) { |
| 238 |
return; |
| 239 |
} |
| 240 |
|
| 241 |
if ( ! apply_filters( 'notify_user_about_accepted_friend_request', true, $user, $friend_user ) ) { |
| 242 |
return; |
| 243 |
} |
| 244 |
|
| 245 |
// translators: %s is a user display name. |
| 246 |
$email_title = sprintf( __( '%s accepted your Friend Request', 'friends' ), $friend_user->display_name ); |
| 247 |
|
| 248 |
$params = array( |
| 249 |
'user' => $user, |
| 250 |
'friend_user' => $friend_user, |
| 251 |
); |
| 252 |
|
| 253 |
$email_message = array(); |
| 254 |
ob_start(); |
| 255 |
Friends::template_loader()->get_template_part( 'email/header', null, array( 'email_title' => $email_title ) ); |
| 256 |
Friends::template_loader()->get_template_part( 'email/accepted-friend-request', null, $params ); |
| 257 |
Friends::template_loader()->get_template_part( 'email/footer' ); |
| 258 |
$email_message['html'] = ob_get_contents(); |
| 259 |
ob_end_clean(); |
| 260 |
|
| 261 |
ob_start(); |
| 262 |
Friends::template_loader()->get_template_part( 'email/accepted-friend-request-text', null, $params ); |
| 263 |
Friends::template_loader()->get_template_part( 'email/footer-text' ); |
| 264 |
$email_message['text'] = ob_get_contents(); |
| 265 |
ob_end_clean(); |
| 266 |
|
| 267 |
$this->send_mail( $user->user_email, $email_title, $email_message ); |
| 268 |
} |
| 269 |
|
| 270 |
/** |
| 271 |
* Notify the users of this site about a received message |
| 272 |
* |
| 273 |
* @param User $friend_user The user who sent the message. |
| 274 |
*/ |
| 275 |
|
| 276 |
/** |
| 277 |
* Notify the users of this site about a received message |
| 278 |
* |
| 279 |
* @param User $friend_user The user who sent the message. |
| 280 |
* @param string $message The message. |
| 281 |
* @param string $subject The subject. |
| 282 |
*/ |
| 283 |
public function notify_friend_message_received( User $friend_user, $message, $subject ) { |
| 284 |
$user = new User( Friends::get_main_friend_user_id() ); |
| 285 |
if ( ! $user->user_email ) { |
| 286 |
return; |
| 287 |
} |
| 288 |
|
| 289 |
if ( ! apply_filters( 'notify_user_about_friend_message', true, $user, $friend_user ) ) { |
| 290 |
return; |
| 291 |
} |
| 292 |
|
| 293 |
// translators: %s is a user display name. |
| 294 |
$email_title = sprintf( __( '%s sent you a message', 'friends' ), $friend_user->display_name ); |
| 295 |
|
| 296 |
$params = array( |
| 297 |
'user' => $user, |
| 298 |
'friend_user' => $friend_user, |
| 299 |
'subject' => $subject, |
| 300 |
'message' => $message, |
| 301 |
); |
| 302 |
|
| 303 |
$email_message = array(); |
| 304 |
ob_start(); |
| 305 |
Friends::template_loader()->get_template_part( 'email/header', null, array( 'email_title' => $email_title ) ); |
| 306 |
Friends::template_loader()->get_template_part( 'email/friend-message-received', null, $params ); |
| 307 |
Friends::template_loader()->get_template_part( 'email/footer' ); |
| 308 |
$email_message['html'] = ob_get_contents(); |
| 309 |
ob_end_clean(); |
| 310 |
|
| 311 |
ob_start(); |
| 312 |
Friends::template_loader()->get_template_part( 'email/friend-message-received-text', null, $params ); |
| 313 |
Friends::template_loader()->get_template_part( 'email/footer-text' ); |
| 314 |
$email_message['text'] = ob_get_contents(); |
| 315 |
ob_end_clean(); |
| 316 |
|
| 317 |
$this->send_mail( $user->user_email, $email_title, $email_message ); |
| 318 |
} |
| 319 |
|
| 320 |
/** |
| 321 |
* Rewrite HTML for e-mail (by inlining some CSS styles) |
| 322 |
* |
| 323 |
* @param string $html The HTML. |
| 324 |
* |
| 325 |
* @return string The rewritten HTML. |
| 326 |
*/ |
| 327 |
public function rewrite_mail_html( $html ) { |
| 328 |
$img_regex = '<figure\b[^>]*>\s*(<a\b[^>]*>\s*)?<img\b'; |
| 329 |
$html = preg_replace( '/' . $img_regex . '/i', '$0 style="max-width: 100% !important; height: auto !important;"', $html ); |
| 330 |
$html = preg_replace( '/(' . $img_regex . '.*?)width=[\'"]\d+[\'"]/i', '$1', $html ); |
| 331 |
$html = preg_replace( '/(' . $img_regex . '.*?)height=[\'"]\d+[\'"]/i', '$1', $html ); |
| 332 |
return $html; |
| 333 |
} |
| 334 |
|
| 335 |
/** |
| 336 |
* Wrapper for wp_mail to be overridden in unit tests |
| 337 |
* |
| 338 |
* @param string|array $to Array or comma-separated list of email addresses to send message. |
| 339 |
* @param string $subject Email subject. |
| 340 |
* @param string $message Message contents. |
| 341 |
* @param array $headers Optional. Additional headers. |
| 342 |
* @param array $attachments Optional. Files to attach. |
| 343 |
* @param string $override_sitename Optional. Override the sitename. |
| 344 |
* @return bool Whether the email contents were sent successfully. |
| 345 |
*/ |
| 346 |
public function send_mail( $to, $subject, $message, array $headers = array(), array $attachments = array(), $override_sitename = false ) { |
| 347 |
$sitename = get_option( 'blogname' ); |
| 348 |
|
| 349 |
if ( $override_sitename ) { |
| 350 |
$sitename = $override_sitename; |
| 351 |
} |
| 352 |
|
| 353 |
// translators: %1$s is the site name, %2$s is the subject. |
| 354 |
$subject = sprintf( _x( '[%1$s] %2$s', 'email subject', 'friends' ), wp_specialchars_decode( $sitename, ENT_QUOTES ), $subject ); |
| 355 |
$subject = apply_filters( 'friends_send_mail_subject', $subject ); |
| 356 |
|
| 357 |
if ( ! apply_filters( 'friends_send_mail', true, $to, $subject, $message, $headers, $attachments ) ) { |
| 358 |
return; |
| 359 |
} |
| 360 |
|
| 361 |
$alt_function = null; |
| 362 |
if ( is_array( $message ) ) { |
| 363 |
if ( isset( $message['html'] ) ) { |
| 364 |
if ( isset( $message['text'] ) ) { |
| 365 |
$plain_text = $message['text']; |
| 366 |
} else { |
| 367 |
$plain_text = wp_strip_all_tags( $message['html'] ); |
| 368 |
} |
| 369 |
|
| 370 |
$headers[] = 'Content-type: text/html'; |
| 371 |
$alt_function = function ( $mailer ) use ( $plain_text ) { |
| 372 |
$mailer->{'AltBody'} = $plain_text; |
| 373 |
}; |
| 374 |
add_action( |
| 375 |
'phpmailer_init', |
| 376 |
$alt_function |
| 377 |
); |
| 378 |
|
| 379 |
$message = $message['html']; |
| 380 |
} elseif ( isset( $message['text'] ) ) { |
| 381 |
$message = $message['text']; |
| 382 |
} |
| 383 |
} |
| 384 |
|
| 385 |
add_filter( 'wp_mail_from', array( $this, 'use_friends_plugin_from_email_address' ) ); |
| 386 |
|
| 387 |
$mail = wp_mail( $to, $subject, $message, $headers, $attachments ); |
| 388 |
|
| 389 |
remove_filter( 'wp_mail_from', array( $this, 'use_friends_plugin_from_email_address' ) ); |
| 390 |
|
| 391 |
if ( $alt_function ) { |
| 392 |
remove_action( 'phpmailer_init', $alt_function ); |
| 393 |
} |
| 394 |
|
| 395 |
return $mail; |
| 396 |
} |
| 397 |
} |
| 398 |
|
