block-editor
4 years ago
css
4 years ago
js
4 years ago
capabilities.php
7 years ago
config-validator.php
4 years ago
contact-form-functions.php
4 years ago
contact-form-template.php
5 years ago
contact-form.php
4 years ago
controller.php
5 years ago
file.php
4 years ago
form-tag.php
4 years ago
form-tags-manager.php
4 years ago
formatting.php
4 years ago
functions.php
4 years ago
integration.php
4 years ago
l10n.php
5 years ago
mail.php
4 years ago
pipe.php
4 years ago
rest-api.php
4 years ago
shortcodes.php
9 years ago
special-mail-tags.php
5 years ago
submission.php
4 years ago
upgrade.php
7 years ago
validation-functions.php
4 years ago
validation.php
7 years ago
integration.php
355 lines
| 1 | <?php |
| 2 | |
| 3 | class WPCF7_Integration { |
| 4 | |
| 5 | private static $instance; |
| 6 | |
| 7 | private $services = array(); |
| 8 | private $categories = array(); |
| 9 | |
| 10 | private function __construct() {} |
| 11 | |
| 12 | public static function get_builtin_categories() { |
| 13 | return array( |
| 14 | 'spam_protection' => __( 'Spam protection', 'contact-form-7' ), |
| 15 | 'email_marketing' => __( 'Email marketing', 'contact-form-7' ), |
| 16 | 'payments' => __( 'Payments', 'contact-form-7' ), |
| 17 | ); |
| 18 | } |
| 19 | |
| 20 | public static function get_instance() { |
| 21 | if ( empty( self::$instance ) ) { |
| 22 | self::$instance = new self; |
| 23 | self::$instance->categories = self::get_builtin_categories(); |
| 24 | } |
| 25 | |
| 26 | return self::$instance; |
| 27 | } |
| 28 | |
| 29 | public function add_service( $name, WPCF7_Service $service ) { |
| 30 | $name = sanitize_key( $name ); |
| 31 | |
| 32 | if ( empty( $name ) |
| 33 | or isset( $this->services[$name] ) ) { |
| 34 | return false; |
| 35 | } |
| 36 | |
| 37 | $this->services[$name] = $service; |
| 38 | } |
| 39 | |
| 40 | public function add_category( $name, $title ) { |
| 41 | $name = sanitize_key( $name ); |
| 42 | |
| 43 | if ( empty( $name ) |
| 44 | or isset( $this->categories[$name] ) ) { |
| 45 | return false; |
| 46 | } |
| 47 | |
| 48 | $this->categories[$name] = $title; |
| 49 | } |
| 50 | |
| 51 | public function service_exists( $name = '' ) { |
| 52 | if ( '' == $name ) { |
| 53 | return (bool) count( $this->services ); |
| 54 | } else { |
| 55 | return isset( $this->services[$name] ); |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | public function get_service( $name ) { |
| 60 | if ( $this->service_exists( $name ) ) { |
| 61 | return $this->services[$name]; |
| 62 | } else { |
| 63 | return false; |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | public function list_services( $args = '' ) { |
| 68 | $args = wp_parse_args( $args, array( |
| 69 | 'include' => array(), |
| 70 | ) ); |
| 71 | |
| 72 | $singular = false; |
| 73 | $services = (array) $this->services; |
| 74 | |
| 75 | if ( ! empty( $args['include'] ) ) { |
| 76 | $services = array_intersect_key( $services, |
| 77 | array_flip( (array) $args['include'] ) |
| 78 | ); |
| 79 | |
| 80 | if ( 1 == count( $services ) ) { |
| 81 | $singular = true; |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | if ( empty( $services ) ) { |
| 86 | return; |
| 87 | } |
| 88 | |
| 89 | $action = wpcf7_current_action(); |
| 90 | |
| 91 | foreach ( $services as $name => $service ) { |
| 92 | $cats = array_intersect_key( $this->categories, |
| 93 | array_flip( $service->get_categories() ) |
| 94 | ); |
| 95 | ?> |
| 96 | <div class="card<?php echo $service->is_active() ? ' active' : ''; ?>" id="<?php echo esc_attr( $name ); ?>"> |
| 97 | <?php $service->icon(); ?> |
| 98 | <h2 class="title"><?php echo esc_html( $service->get_title() ); ?></h2> |
| 99 | <div class="infobox"> |
| 100 | <?php echo esc_html( implode( ', ', $cats ) ); ?> |
| 101 | </div> |
| 102 | <br class="clear" /> |
| 103 | |
| 104 | <div class="inside"> |
| 105 | <?php |
| 106 | if ( $singular ) { |
| 107 | $service->display( $action ); |
| 108 | } else { |
| 109 | $service->display(); |
| 110 | } |
| 111 | ?> |
| 112 | </div> |
| 113 | </div> |
| 114 | <?php |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | } |
| 119 | |
| 120 | abstract class WPCF7_Service { |
| 121 | |
| 122 | abstract public function get_title(); |
| 123 | abstract public function is_active(); |
| 124 | |
| 125 | public function get_categories() { |
| 126 | return array(); |
| 127 | } |
| 128 | |
| 129 | public function icon() { |
| 130 | return ''; |
| 131 | } |
| 132 | |
| 133 | public function link() { |
| 134 | return ''; |
| 135 | } |
| 136 | |
| 137 | public function load( $action = '' ) { |
| 138 | } |
| 139 | |
| 140 | public function display( $action = '' ) { |
| 141 | } |
| 142 | |
| 143 | public function admin_notice( $message = '' ) { |
| 144 | } |
| 145 | |
| 146 | } |
| 147 | |
| 148 | class WPCF7_Service_OAuth2 extends WPCF7_Service { |
| 149 | |
| 150 | protected $client_id = ''; |
| 151 | protected $client_secret = ''; |
| 152 | protected $access_token = ''; |
| 153 | protected $refresh_token = ''; |
| 154 | protected $authorization_endpoint = 'https://example.com/authorization'; |
| 155 | protected $token_endpoint = 'https://example.com/token'; |
| 156 | |
| 157 | public function get_title() { |
| 158 | return ''; |
| 159 | } |
| 160 | |
| 161 | public function is_active() { |
| 162 | return ! empty( $this->refresh_token ); |
| 163 | } |
| 164 | |
| 165 | protected function save_data() { |
| 166 | } |
| 167 | |
| 168 | protected function reset_data() { |
| 169 | } |
| 170 | |
| 171 | protected function get_redirect_uri() { |
| 172 | return admin_url(); |
| 173 | } |
| 174 | |
| 175 | protected function menu_page_url( $args = '' ) { |
| 176 | return menu_page_url( 'wpcf7-integration', false ); |
| 177 | } |
| 178 | |
| 179 | public function load( $action = '' ) { |
| 180 | if ( 'auth_redirect' == $action ) { |
| 181 | $code = isset( $_GET['code'] ) ? $_GET['code'] : ''; |
| 182 | |
| 183 | if ( $code ) { |
| 184 | $this->request_token( $code ); |
| 185 | } |
| 186 | |
| 187 | if ( ! empty( $this->access_token ) ) { |
| 188 | $message = 'success'; |
| 189 | } else { |
| 190 | $message = 'failed'; |
| 191 | } |
| 192 | |
| 193 | wp_safe_redirect( $this->menu_page_url( |
| 194 | array( |
| 195 | 'action' => 'setup', |
| 196 | 'message' => $message, |
| 197 | ) |
| 198 | ) ); |
| 199 | |
| 200 | exit(); |
| 201 | } |
| 202 | } |
| 203 | |
| 204 | protected function authorize( $scope = '' ) { |
| 205 | $endpoint = add_query_arg( |
| 206 | array( |
| 207 | 'response_type' => 'code', |
| 208 | 'client_id' => $this->client_id, |
| 209 | 'redirect_uri' => urlencode( $this->get_redirect_uri() ), |
| 210 | 'scope' => $scope, |
| 211 | ), |
| 212 | $this->authorization_endpoint |
| 213 | ); |
| 214 | |
| 215 | if ( wp_redirect( esc_url_raw( $endpoint ) ) ) { |
| 216 | exit(); |
| 217 | } |
| 218 | } |
| 219 | |
| 220 | protected function get_http_authorization_header( $scheme = 'basic' ) { |
| 221 | $scheme = strtolower( trim( $scheme ) ); |
| 222 | |
| 223 | switch ( $scheme ) { |
| 224 | case 'bearer': |
| 225 | return sprintf( 'Bearer %s', $this->access_token ); |
| 226 | case 'basic': |
| 227 | default: |
| 228 | return sprintf( 'Basic %s', |
| 229 | base64_encode( $this->client_id . ':' . $this->client_secret ) |
| 230 | ); |
| 231 | } |
| 232 | } |
| 233 | |
| 234 | protected function request_token( $authorization_code ) { |
| 235 | $endpoint = add_query_arg( |
| 236 | array( |
| 237 | 'code' => $authorization_code, |
| 238 | 'redirect_uri' => urlencode( $this->get_redirect_uri() ), |
| 239 | 'grant_type' => 'authorization_code', |
| 240 | ), |
| 241 | $this->token_endpoint |
| 242 | ); |
| 243 | |
| 244 | $request = array( |
| 245 | 'headers' => array( |
| 246 | 'Authorization' => $this->get_http_authorization_header( 'basic' ), |
| 247 | ), |
| 248 | ); |
| 249 | |
| 250 | $response = wp_remote_post( esc_url_raw( $endpoint ), $request ); |
| 251 | $response_code = (int) wp_remote_retrieve_response_code( $response ); |
| 252 | $response_body = wp_remote_retrieve_body( $response ); |
| 253 | $response_body = json_decode( $response_body, true ); |
| 254 | |
| 255 | if ( WP_DEBUG and 400 <= $response_code ) { |
| 256 | $this->log( $endpoint, $request, $response ); |
| 257 | } |
| 258 | |
| 259 | if ( 401 == $response_code ) { // Unauthorized |
| 260 | $this->access_token = null; |
| 261 | $this->refresh_token = null; |
| 262 | } else { |
| 263 | if ( isset( $response_body['access_token'] ) ) { |
| 264 | $this->access_token = $response_body['access_token']; |
| 265 | } else { |
| 266 | $this->access_token = null; |
| 267 | } |
| 268 | |
| 269 | if ( isset( $response_body['refresh_token'] ) ) { |
| 270 | $this->refresh_token = $response_body['refresh_token']; |
| 271 | } else { |
| 272 | $this->refresh_token = null; |
| 273 | } |
| 274 | } |
| 275 | |
| 276 | $this->save_data(); |
| 277 | |
| 278 | return $response; |
| 279 | } |
| 280 | |
| 281 | protected function refresh_token() { |
| 282 | $endpoint = add_query_arg( |
| 283 | array( |
| 284 | 'refresh_token' => $this->refresh_token, |
| 285 | 'grant_type' => 'refresh_token', |
| 286 | ), |
| 287 | $this->token_endpoint |
| 288 | ); |
| 289 | |
| 290 | $request = array( |
| 291 | 'headers' => array( |
| 292 | 'Authorization' => $this->get_http_authorization_header( 'basic' ), |
| 293 | ), |
| 294 | ); |
| 295 | |
| 296 | $response = wp_remote_post( esc_url_raw( $endpoint ), $request ); |
| 297 | $response_code = (int) wp_remote_retrieve_response_code( $response ); |
| 298 | $response_body = wp_remote_retrieve_body( $response ); |
| 299 | $response_body = json_decode( $response_body, true ); |
| 300 | |
| 301 | if ( WP_DEBUG and 400 <= $response_code ) { |
| 302 | $this->log( $endpoint, $request, $response ); |
| 303 | } |
| 304 | |
| 305 | if ( 401 == $response_code ) { // Unauthorized |
| 306 | $this->access_token = null; |
| 307 | $this->refresh_token = null; |
| 308 | } else { |
| 309 | if ( isset( $response_body['access_token'] ) ) { |
| 310 | $this->access_token = $response_body['access_token']; |
| 311 | } else { |
| 312 | $this->access_token = null; |
| 313 | } |
| 314 | |
| 315 | if ( isset( $response_body['refresh_token'] ) ) { |
| 316 | $this->refresh_token = $response_body['refresh_token']; |
| 317 | } |
| 318 | } |
| 319 | |
| 320 | $this->save_data(); |
| 321 | |
| 322 | return $response; |
| 323 | } |
| 324 | |
| 325 | protected function remote_request( $url, $request = array() ) { |
| 326 | static $refreshed = false; |
| 327 | |
| 328 | $request = wp_parse_args( $request, array() ); |
| 329 | |
| 330 | $request['headers'] = array_merge( |
| 331 | $request['headers'], |
| 332 | array( |
| 333 | 'Authorization' => $this->get_http_authorization_header( 'bearer' ), |
| 334 | ) |
| 335 | ); |
| 336 | |
| 337 | $response = wp_remote_request( esc_url_raw( $url ), $request ); |
| 338 | |
| 339 | if ( 401 === wp_remote_retrieve_response_code( $response ) |
| 340 | and ! $refreshed ) { |
| 341 | $this->refresh_token(); |
| 342 | $refreshed = true; |
| 343 | |
| 344 | $response = $this->remote_request( $url, $request ); |
| 345 | } |
| 346 | |
| 347 | return $response; |
| 348 | } |
| 349 | |
| 350 | protected function log( $url, $request, $response ) { |
| 351 | wpcf7_log_remote_request( $url, $request, $response ); |
| 352 | } |
| 353 | |
| 354 | } |
| 355 |