block-editor
1 year ago
config-validator
11 months ago
css
11 months ago
js
1 year ago
swv
11 months ago
capabilities.php
7 years ago
contact-form-functions.php
11 months ago
contact-form-template.php
11 months ago
contact-form.php
11 months ago
controller.php
11 months ago
file.php
11 months ago
filesystem.php
11 months ago
form-tag.php
11 months ago
form-tags-manager.php
11 months ago
formatting.php
11 months ago
functions.php
11 months ago
html-formatter.php
11 months ago
integration.php
11 months ago
l10n.php
11 months ago
mail-tag.php
11 months ago
mail.php
11 months ago
pipe.php
11 months ago
pocket-holder.php
3 years ago
rest-api.php
11 months ago
shortcodes.php
11 months ago
special-mail-tags.php
1 year ago
submission.php
11 months ago
upgrade.php
11 months ago
validation-functions.php
11 months ago
validation.php
11 months ago
functions.php
749 lines
| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Returns path to a plugin file. |
| 5 | * |
| 6 | * @param string $path File path relative to the plugin root directory. |
| 7 | * @return string Absolute file path. |
| 8 | */ |
| 9 | function wpcf7_plugin_path( $path = '' ) { |
| 10 | return path_join( WPCF7_PLUGIN_DIR, trim( $path, '/' ) ); |
| 11 | } |
| 12 | |
| 13 | |
| 14 | /** |
| 15 | * Returns the URL to a plugin file. |
| 16 | * |
| 17 | * @param string $path File path relative to the plugin root directory. |
| 18 | * @return string URL. |
| 19 | */ |
| 20 | function wpcf7_plugin_url( $path = '' ) { |
| 21 | $url = plugins_url( $path, WPCF7_PLUGIN ); |
| 22 | |
| 23 | if ( is_ssl() and 'http:' === substr( $url, 0, 5 ) ) { |
| 24 | $url = 'https:' . substr( $url, 5 ); |
| 25 | } |
| 26 | |
| 27 | return $url; |
| 28 | } |
| 29 | |
| 30 | |
| 31 | /** |
| 32 | * Include a file under WPCF7_PLUGIN_MODULES_DIR. |
| 33 | * |
| 34 | * @param string $path File path relative to the module dir. |
| 35 | * @return bool True on success, false on failure. |
| 36 | */ |
| 37 | function wpcf7_include_module_file( $path ) { |
| 38 | $dir = WPCF7_PLUGIN_MODULES_DIR; |
| 39 | |
| 40 | if ( empty( $dir ) or ! is_dir( $dir ) ) { |
| 41 | return false; |
| 42 | } |
| 43 | |
| 44 | $path = path_join( $dir, ltrim( $path, '/' ) ); |
| 45 | |
| 46 | if ( file_exists( $path ) ) { |
| 47 | include_once $path; |
| 48 | return true; |
| 49 | } |
| 50 | |
| 51 | return false; |
| 52 | } |
| 53 | |
| 54 | |
| 55 | /** |
| 56 | * Retrieves uploads directory information. |
| 57 | * |
| 58 | * @param string|bool $type Optional. Type of output. Default false. |
| 59 | * @return array|string Information about the upload directory. |
| 60 | */ |
| 61 | function wpcf7_upload_dir( $type = false ) { |
| 62 | $uploads = wp_get_upload_dir(); |
| 63 | |
| 64 | $uploads = apply_filters( 'wpcf7_upload_dir', array( |
| 65 | 'dir' => $uploads['basedir'], |
| 66 | 'url' => $uploads['baseurl'], |
| 67 | ) ); |
| 68 | |
| 69 | if ( 'dir' === $type ) { |
| 70 | return $uploads['dir']; |
| 71 | } if ( 'url' === $type ) { |
| 72 | return $uploads['url']; |
| 73 | } |
| 74 | |
| 75 | return $uploads; |
| 76 | } |
| 77 | |
| 78 | |
| 79 | /** |
| 80 | * Verifies that a correct security nonce was used with time limit. |
| 81 | * |
| 82 | * @param string $nonce Nonce value that was used for verification. |
| 83 | * @param string $action Optional. Context to what is taking place. |
| 84 | * Default 'wp_rest'. |
| 85 | * @return int|bool 1 if the nonce is generated between 0-12 hours ago, |
| 86 | * 2 if the nonce is generated between 12-24 hours ago. |
| 87 | * False if the nonce is invalid. |
| 88 | */ |
| 89 | function wpcf7_verify_nonce( $nonce, $action = 'wp_rest' ) { |
| 90 | return wp_verify_nonce( $nonce, $action ); |
| 91 | } |
| 92 | |
| 93 | |
| 94 | /** |
| 95 | * Creates a cryptographic token tied to a specific action, user, user session, |
| 96 | * and window of time. |
| 97 | * |
| 98 | * @param string $action Optional. Context to what is taking place. |
| 99 | * Default 'wp_rest'. |
| 100 | * @return string The token. |
| 101 | */ |
| 102 | function wpcf7_create_nonce( $action = 'wp_rest' ) { |
| 103 | return wp_create_nonce( $action ); |
| 104 | } |
| 105 | |
| 106 | |
| 107 | /** |
| 108 | * Converts multi-dimensional array to a flat array. |
| 109 | * |
| 110 | * @param mixed $input Array or item of array. |
| 111 | * @return array Flatten array. |
| 112 | */ |
| 113 | function wpcf7_array_flatten( $input ) { |
| 114 | if ( ! is_array( $input ) ) { |
| 115 | return array( $input ); |
| 116 | } |
| 117 | |
| 118 | $output = array(); |
| 119 | |
| 120 | foreach ( $input as $value ) { |
| 121 | $output = array_merge( $output, wpcf7_array_flatten( $value ) ); |
| 122 | } |
| 123 | |
| 124 | return $output; |
| 125 | } |
| 126 | |
| 127 | |
| 128 | /** |
| 129 | * Excludes unset or blank text values from the given array. |
| 130 | * |
| 131 | * @param array $input The array. |
| 132 | * @return array Array without blank text values. |
| 133 | */ |
| 134 | function wpcf7_exclude_blank( $input ) { |
| 135 | $output = array_filter( $input, |
| 136 | static function ( $i ) { |
| 137 | return isset( $i ) && '' !== $i; |
| 138 | } |
| 139 | ); |
| 140 | |
| 141 | return array_values( $output ); |
| 142 | } |
| 143 | |
| 144 | |
| 145 | /** |
| 146 | * Creates a comma-separated list from a multi-dimensional array. |
| 147 | * |
| 148 | * @param mixed $input Array or item of array. |
| 149 | * @param string|array $options Optional. Output options. |
| 150 | * @return string Comma-separated list. |
| 151 | */ |
| 152 | function wpcf7_flat_join( $input, $options = '' ) { |
| 153 | $options = wp_parse_args( $options, array( |
| 154 | 'separator' => ', ', |
| 155 | ) ); |
| 156 | |
| 157 | $input = wpcf7_array_flatten( $input ); |
| 158 | $output = array(); |
| 159 | |
| 160 | foreach ( $input as $value ) { |
| 161 | if ( is_scalar( $value ) ) { |
| 162 | $output[] = trim( (string) $value ); |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | return implode( $options['separator'], $output ); |
| 167 | } |
| 168 | |
| 169 | |
| 170 | /** |
| 171 | * Returns true if HTML5 is supported. |
| 172 | */ |
| 173 | function wpcf7_support_html5() { |
| 174 | return (bool) wpcf7_apply_filters_deprecated( |
| 175 | 'wpcf7_support_html5', |
| 176 | array( true ), |
| 177 | '5.6', |
| 178 | '' |
| 179 | ); |
| 180 | } |
| 181 | |
| 182 | |
| 183 | /** |
| 184 | * Returns true if HTML5 fallback is active. |
| 185 | */ |
| 186 | function wpcf7_support_html5_fallback() { |
| 187 | return (bool) apply_filters( 'wpcf7_support_html5_fallback', false ); |
| 188 | } |
| 189 | |
| 190 | |
| 191 | /** |
| 192 | * Returns true if the Really Simple CAPTCHA plugin is used for contact forms. |
| 193 | */ |
| 194 | function wpcf7_use_really_simple_captcha() { |
| 195 | return apply_filters( 'wpcf7_use_really_simple_captcha', |
| 196 | WPCF7_USE_REALLY_SIMPLE_CAPTCHA |
| 197 | ); |
| 198 | } |
| 199 | |
| 200 | |
| 201 | /** |
| 202 | * Returns true if config validation is active. |
| 203 | */ |
| 204 | function wpcf7_validate_configuration() { |
| 205 | return apply_filters( 'wpcf7_validate_configuration', |
| 206 | WPCF7_VALIDATE_CONFIGURATION |
| 207 | ); |
| 208 | } |
| 209 | |
| 210 | |
| 211 | /** |
| 212 | * Returns true if wpcf7_autop() is applied. |
| 213 | */ |
| 214 | function wpcf7_autop_or_not( $options = '' ) { |
| 215 | $options = wp_parse_args( $options, array( |
| 216 | 'for' => 'form', |
| 217 | ) ); |
| 218 | |
| 219 | return (bool) apply_filters( 'wpcf7_autop_or_not', WPCF7_AUTOP, $options ); |
| 220 | } |
| 221 | |
| 222 | |
| 223 | /** |
| 224 | * Returns true if JavaScript for this plugin is loaded. |
| 225 | */ |
| 226 | function wpcf7_load_js() { |
| 227 | return apply_filters( 'wpcf7_load_js', WPCF7_LOAD_JS ); |
| 228 | } |
| 229 | |
| 230 | |
| 231 | /** |
| 232 | * Returns true if CSS for this plugin is loaded. |
| 233 | */ |
| 234 | function wpcf7_load_css() { |
| 235 | return apply_filters( 'wpcf7_load_css', WPCF7_LOAD_CSS ); |
| 236 | } |
| 237 | |
| 238 | |
| 239 | /** |
| 240 | * Builds an HTML anchor element. |
| 241 | * |
| 242 | * @param string $url Link URL. |
| 243 | * @param string $anchor_text Anchor label text. |
| 244 | * @param string|array $atts Optional. HTML attributes. |
| 245 | * @return string Formatted anchor element. |
| 246 | */ |
| 247 | function wpcf7_link( $url, $anchor_text, $atts = '' ) { |
| 248 | $atts = wp_parse_args( $atts, array( |
| 249 | 'id' => null, |
| 250 | 'class' => null, |
| 251 | ) ); |
| 252 | |
| 253 | $atts = array_merge( $atts, array( |
| 254 | 'href' => esc_url( $url ), |
| 255 | ) ); |
| 256 | |
| 257 | return sprintf( |
| 258 | '<a %1$s>%2$s</a>', |
| 259 | wpcf7_format_atts( $atts ), |
| 260 | esc_html( $anchor_text ) |
| 261 | ); |
| 262 | } |
| 263 | |
| 264 | |
| 265 | /** |
| 266 | * Returns the current request URL. |
| 267 | */ |
| 268 | function wpcf7_get_request_uri() { |
| 269 | static $request_uri = ''; |
| 270 | |
| 271 | if ( empty( $request_uri ) ) { |
| 272 | $request_uri = add_query_arg( array() ); |
| 273 | $request_uri = '/' . ltrim( $request_uri, '/' ); |
| 274 | } |
| 275 | |
| 276 | return sanitize_url( $request_uri ); |
| 277 | } |
| 278 | |
| 279 | |
| 280 | /** |
| 281 | * Registers post types used for this plugin. |
| 282 | */ |
| 283 | function wpcf7_register_post_types() { |
| 284 | if ( class_exists( 'WPCF7_ContactForm' ) ) { |
| 285 | WPCF7_ContactForm::register_post_type(); |
| 286 | return true; |
| 287 | } else { |
| 288 | return false; |
| 289 | } |
| 290 | } |
| 291 | |
| 292 | |
| 293 | /** |
| 294 | * Returns the version string of this plugin. |
| 295 | * |
| 296 | * @param string|array $options Optional. Output options. |
| 297 | * @return string Version string. |
| 298 | */ |
| 299 | function wpcf7_version( $options = '' ) { |
| 300 | $options = wp_parse_args( $options, array( |
| 301 | 'limit' => -1, |
| 302 | 'only_major' => false, |
| 303 | ) ); |
| 304 | |
| 305 | if ( $options['only_major'] ) { |
| 306 | $options['limit'] = 2; |
| 307 | } |
| 308 | |
| 309 | $options['limit'] = (int) $options['limit']; |
| 310 | |
| 311 | $ver = WPCF7_VERSION; |
| 312 | $ver = strtr( $ver, '_-+', '...' ); |
| 313 | $ver = preg_replace( '/[^0-9.]+/', ".$0.", $ver ); |
| 314 | $ver = preg_replace( '/[.]+/', ".", $ver ); |
| 315 | $ver = trim( $ver, '.' ); |
| 316 | $ver = explode( '.', $ver ); |
| 317 | |
| 318 | if ( -1 < $options['limit'] ) { |
| 319 | $ver = array_slice( $ver, 0, $options['limit'] ); |
| 320 | } |
| 321 | |
| 322 | $ver = implode( '.', $ver ); |
| 323 | |
| 324 | return $ver; |
| 325 | } |
| 326 | |
| 327 | |
| 328 | /** |
| 329 | * Returns array entries that match the given version. |
| 330 | * |
| 331 | * @param string $version The version to search for. |
| 332 | * @param array $input Search target array. |
| 333 | * @return array|bool Array of matched entries. False on failure. |
| 334 | */ |
| 335 | function wpcf7_version_grep( $version, array $input ) { |
| 336 | $pattern = '/^' . preg_quote( (string) $version, '/' ) . '(?:\.|$)/'; |
| 337 | |
| 338 | return preg_grep( $pattern, $input ); |
| 339 | } |
| 340 | |
| 341 | |
| 342 | /** |
| 343 | * Returns an enctype attribute value. |
| 344 | * |
| 345 | * @param string $enctype Enctype value. |
| 346 | * @return string Enctype value. Empty if not a valid enctype. |
| 347 | */ |
| 348 | function wpcf7_enctype_value( $enctype ) { |
| 349 | $enctype = trim( $enctype ); |
| 350 | |
| 351 | if ( empty( $enctype ) ) { |
| 352 | return ''; |
| 353 | } |
| 354 | |
| 355 | $valid_enctypes = array( |
| 356 | 'application/x-www-form-urlencoded', |
| 357 | 'multipart/form-data', |
| 358 | 'text/plain', |
| 359 | ); |
| 360 | |
| 361 | if ( in_array( $enctype, $valid_enctypes, true ) ) { |
| 362 | return $enctype; |
| 363 | } |
| 364 | |
| 365 | $pattern = '%^enctype="(' . implode( '|', $valid_enctypes ) . ')"$%'; |
| 366 | |
| 367 | if ( preg_match( $pattern, $enctype, $matches ) ) { |
| 368 | return $matches[1]; // for back-compat |
| 369 | } |
| 370 | |
| 371 | return ''; |
| 372 | } |
| 373 | |
| 374 | |
| 375 | /** |
| 376 | * Removes directory recursively. |
| 377 | * |
| 378 | * @param string $dir Directory path. |
| 379 | * @return bool True on success, false on failure. |
| 380 | */ |
| 381 | function wpcf7_rmdir_p( $dir ) { |
| 382 | $filesystem = WPCF7_Filesystem::get_instance(); |
| 383 | |
| 384 | return $filesystem->delete( $dir, true ); |
| 385 | } |
| 386 | |
| 387 | |
| 388 | /** |
| 389 | * Builds a URL-encoded query string. |
| 390 | * |
| 391 | * @link https://developer.wordpress.org/reference/functions/_http_build_query/ |
| 392 | * |
| 393 | * @param array $data URL query parameters. |
| 394 | * @param string $key Optional. If specified, used to prefix key name. |
| 395 | * @return string Query string. |
| 396 | */ |
| 397 | function wpcf7_build_query( $data, $key = '' ) { |
| 398 | $sep = '&'; |
| 399 | $ret = array(); |
| 400 | |
| 401 | foreach ( (array) $data as $k => $v ) { |
| 402 | $k = urlencode( $k ); |
| 403 | |
| 404 | if ( ! empty( $key ) ) { |
| 405 | $k = $key . '%5B' . $k . '%5D'; |
| 406 | } |
| 407 | |
| 408 | if ( null === $v ) { |
| 409 | continue; |
| 410 | } elseif ( false === $v ) { |
| 411 | $v = '0'; |
| 412 | } |
| 413 | |
| 414 | if ( is_array( $v ) or is_object( $v ) ) { |
| 415 | array_push( $ret, wpcf7_build_query( $v, $k ) ); |
| 416 | } else { |
| 417 | array_push( $ret, $k . '=' . urlencode( $v ) ); |
| 418 | } |
| 419 | } |
| 420 | |
| 421 | return implode( $sep, $ret ); |
| 422 | } |
| 423 | |
| 424 | |
| 425 | /** |
| 426 | * Returns the number of code units in a string. |
| 427 | * |
| 428 | * @link http://www.w3.org/TR/html5/infrastructure.html#code-unit-length |
| 429 | * |
| 430 | * @param string $text Input string. |
| 431 | * @return int|bool The number of code units, or false if |
| 432 | * mb_convert_encoding is not available. |
| 433 | */ |
| 434 | function wpcf7_count_code_units( $text ) { |
| 435 | static $use_mb = null; |
| 436 | |
| 437 | if ( is_null( $use_mb ) ) { |
| 438 | $use_mb = function_exists( 'mb_convert_encoding' ); |
| 439 | } |
| 440 | |
| 441 | if ( ! $use_mb ) { |
| 442 | return false; |
| 443 | } |
| 444 | |
| 445 | $text = (string) $text; |
| 446 | $text = str_replace( "\r\n", "\n", $text ); |
| 447 | |
| 448 | $encoding = mb_detect_encoding( $text, mb_detect_order(), true ); |
| 449 | |
| 450 | if ( $encoding ) { |
| 451 | $text = mb_convert_encoding( $text, 'UTF-16', $encoding ); |
| 452 | } else { |
| 453 | $text = mb_convert_encoding( $text, 'UTF-16', 'UTF-8' ); |
| 454 | } |
| 455 | |
| 456 | $byte_count = mb_strlen( $text, '8bit' ); |
| 457 | |
| 458 | return floor( $byte_count / 2 ); |
| 459 | } |
| 460 | |
| 461 | |
| 462 | /** |
| 463 | * Returns true if WordPress is running on the localhost. |
| 464 | */ |
| 465 | function wpcf7_is_localhost() { |
| 466 | $sitename = wp_parse_url( network_home_url(), PHP_URL_HOST ); |
| 467 | |
| 468 | return in_array( |
| 469 | strtolower( $sitename ), |
| 470 | array( 'localhost', '127.0.0.1' ), |
| 471 | true |
| 472 | ); |
| 473 | } |
| 474 | |
| 475 | |
| 476 | /** |
| 477 | * Marks a function as deprecated and informs when it has been used. |
| 478 | * |
| 479 | * @param string $function_name The function that was called. |
| 480 | * @param string $version The version of Contact Form 7 that deprecated |
| 481 | * the function. |
| 482 | * @param string $replacement The function that should have been called. |
| 483 | */ |
| 484 | function wpcf7_deprecated_function( $function_name, $version, $replacement ) { |
| 485 | |
| 486 | if ( ! WP_DEBUG ) { |
| 487 | return; |
| 488 | } |
| 489 | |
| 490 | if ( function_exists( '__' ) ) { |
| 491 | /* translators: 1: PHP function name, 2: version number, 3: alternative function name */ |
| 492 | $message = __( 'Function %1$s is <strong>deprecated</strong> since Contact Form 7 version %2$s! Use %3$s instead.', 'contact-form-7' ); |
| 493 | } else { |
| 494 | $message = 'Function %1$s is <strong>deprecated</strong> since Contact Form 7 version %2$s! Use %3$s instead.'; |
| 495 | } |
| 496 | |
| 497 | $message = sprintf( $message, $function_name, $version, $replacement ); |
| 498 | |
| 499 | wp_trigger_error( '', $message, E_USER_DEPRECATED ); |
| 500 | } |
| 501 | |
| 502 | |
| 503 | /** |
| 504 | * Fires functions attached to a deprecated filter hook. |
| 505 | * |
| 506 | * @param string $hook_name The name of the filter hook. |
| 507 | * @param array $args Array of additional function arguments to be |
| 508 | * passed to apply_filters(). |
| 509 | * @param string $version The version of Contact Form 7 that deprecated |
| 510 | * the hook. |
| 511 | * @param string $replacement The hook that should have been used. |
| 512 | */ |
| 513 | function wpcf7_apply_filters_deprecated( $hook_name, $args, $version, $replacement = '' ) { |
| 514 | if ( ! has_filter( $hook_name ) ) { |
| 515 | return $args[0]; |
| 516 | } |
| 517 | |
| 518 | if ( WP_DEBUG and apply_filters( 'deprecated_hook_trigger_error', true ) ) { |
| 519 | if ( $replacement ) { |
| 520 | wp_trigger_error( |
| 521 | '', |
| 522 | sprintf( |
| 523 | /* translators: 1: WordPress hook name, 2: version number, 3: alternative hook name */ |
| 524 | __( 'Hook %1$s is <strong>deprecated</strong> since Contact Form 7 version %2$s! Use %3$s instead.', 'contact-form-7' ), |
| 525 | $hook_name, |
| 526 | $version, |
| 527 | $replacement |
| 528 | ), |
| 529 | E_USER_DEPRECATED |
| 530 | ); |
| 531 | } else { |
| 532 | wp_trigger_error( |
| 533 | '', |
| 534 | sprintf( |
| 535 | /* translators: 1: WordPress hook name, 2: version number */ |
| 536 | __( 'Hook %1$s is <strong>deprecated</strong> since Contact Form 7 version %2$s with no alternative available.', 'contact-form-7' ), |
| 537 | $hook_name, |
| 538 | $version |
| 539 | ), |
| 540 | E_USER_DEPRECATED |
| 541 | ); |
| 542 | } |
| 543 | } |
| 544 | |
| 545 | return apply_filters_ref_array( $hook_name, $args ); |
| 546 | } |
| 547 | |
| 548 | |
| 549 | /** |
| 550 | * Marks something as being incorrectly called. |
| 551 | * |
| 552 | * @param string $function_name The function that was called. |
| 553 | * @param string $message A message explaining what has been done incorrectly. |
| 554 | * @param string $version The version of Contact Form 7 where the message |
| 555 | * was added. |
| 556 | */ |
| 557 | function wpcf7_doing_it_wrong( $function_name, $message, $version ) { |
| 558 | |
| 559 | if ( ! WP_DEBUG ) { |
| 560 | return; |
| 561 | } |
| 562 | |
| 563 | if ( function_exists( '__' ) ) { |
| 564 | if ( $version ) { |
| 565 | $version = sprintf( |
| 566 | /* translators: %s: Contact Form 7 version number. */ |
| 567 | __( '(This message was added in Contact Form 7 version %s.)', 'contact-form-7' ), |
| 568 | $version |
| 569 | ); |
| 570 | } |
| 571 | |
| 572 | wp_trigger_error( |
| 573 | '', |
| 574 | sprintf( |
| 575 | /* translators: Developer debugging message. 1: PHP function name, 2: Explanatory message, 3: Contact Form 7 version number. */ |
| 576 | __( 'Function %1$s was called incorrectly. %2$s %3$s', 'contact-form-7' ), |
| 577 | $function_name, |
| 578 | $message, |
| 579 | $version |
| 580 | ), |
| 581 | E_USER_NOTICE |
| 582 | ); |
| 583 | } else { |
| 584 | if ( $version ) { |
| 585 | $version = sprintf( |
| 586 | '(This message was added in Contact Form 7 version %s.)', |
| 587 | $version |
| 588 | ); |
| 589 | } |
| 590 | |
| 591 | wp_trigger_error( |
| 592 | '', |
| 593 | sprintf( |
| 594 | 'Function %1$s was called incorrectly. %2$s %3$s', |
| 595 | $function_name, |
| 596 | $message, |
| 597 | $version |
| 598 | ), |
| 599 | E_USER_NOTICE |
| 600 | ); |
| 601 | } |
| 602 | } |
| 603 | |
| 604 | |
| 605 | /** |
| 606 | * Triggers an error about a remote HTTP request and response. |
| 607 | * |
| 608 | * @param string $url The resource URL. |
| 609 | * @param array $request Request arguments. |
| 610 | * @param array|WP_Error $response The response or WP_Error on failure. |
| 611 | */ |
| 612 | function wpcf7_log_remote_request( $url, $request, $response ) { |
| 613 | |
| 614 | if ( ! WP_DEBUG ) { |
| 615 | return; |
| 616 | } |
| 617 | |
| 618 | $log = sprintf( |
| 619 | /* translators: 1: response code, 2: message, 3: body, 4: URL */ |
| 620 | __( 'HTTP Response: %1$s %2$s %3$s from %4$s', 'contact-form-7' ), |
| 621 | (int) wp_remote_retrieve_response_code( $response ), |
| 622 | wp_remote_retrieve_response_message( $response ), |
| 623 | wp_remote_retrieve_body( $response ), |
| 624 | $url |
| 625 | ); |
| 626 | |
| 627 | $log = apply_filters( 'wpcf7_log_remote_request', |
| 628 | $log, $url, $request, $response |
| 629 | ); |
| 630 | |
| 631 | if ( $log ) { |
| 632 | wp_trigger_error( '', $log, E_USER_NOTICE ); |
| 633 | } |
| 634 | } |
| 635 | |
| 636 | |
| 637 | /** |
| 638 | * Anonymizes an IP address by masking local part. |
| 639 | * |
| 640 | * @param string $ip_addr The original IP address. |
| 641 | * @return string|bool Anonymized IP address, or false on failure. |
| 642 | */ |
| 643 | function wpcf7_anonymize_ip_addr( $ip_addr ) { |
| 644 | if ( |
| 645 | ! function_exists( 'inet_ntop' ) or |
| 646 | ! function_exists( 'inet_pton' ) |
| 647 | ) { |
| 648 | return $ip_addr; |
| 649 | } |
| 650 | |
| 651 | $packed = inet_pton( $ip_addr ); |
| 652 | |
| 653 | if ( false === $packed ) { |
| 654 | return $ip_addr; |
| 655 | } |
| 656 | |
| 657 | if ( 4 === strlen( $packed ) ) { // IPv4 |
| 658 | $mask = '255.255.255.0'; |
| 659 | } elseif ( 16 === strlen( $packed ) ) { // IPv6 |
| 660 | $mask = 'ffff:ffff:ffff:0000:0000:0000:0000:0000'; |
| 661 | } else { |
| 662 | return $ip_addr; |
| 663 | } |
| 664 | |
| 665 | return inet_ntop( $packed & inet_pton( $mask ) ); |
| 666 | } |
| 667 | |
| 668 | |
| 669 | /** |
| 670 | * Retrieves a sanitized value from the $_GET superglobal. |
| 671 | * |
| 672 | * @param string $key Array key. |
| 673 | * @param mixed $default The default value returned when |
| 674 | * the specified superglobal is not set. |
| 675 | * @return mixed Sanitized value. |
| 676 | */ |
| 677 | function wpcf7_superglobal_get( $key, $default = '' ) { |
| 678 | return wpcf7_superglobal( 'get', $key ) ?? $default; |
| 679 | } |
| 680 | |
| 681 | |
| 682 | /** |
| 683 | * Retrieves a sanitized value from the $_POST superglobal. |
| 684 | * |
| 685 | * @param string $key Array key. |
| 686 | * @param mixed $default The default value returned when |
| 687 | * the specified superglobal is not set. |
| 688 | * @return mixed Sanitized value. |
| 689 | */ |
| 690 | function wpcf7_superglobal_post( $key, $default = '' ) { |
| 691 | return wpcf7_superglobal( 'post', $key ) ?? $default; |
| 692 | } |
| 693 | |
| 694 | |
| 695 | /** |
| 696 | * Retrieves a sanitized value from the $_REQUEST superglobal. |
| 697 | * |
| 698 | * @param string $key Array key. |
| 699 | * @param mixed $default The default value returned when |
| 700 | * the specified superglobal is not set. |
| 701 | * @return mixed Sanitized value. |
| 702 | */ |
| 703 | function wpcf7_superglobal_request( $key, $default = '' ) { |
| 704 | return wpcf7_superglobal( 'request', $key ) ?? $default; |
| 705 | } |
| 706 | |
| 707 | |
| 708 | /** |
| 709 | * Retrieves a sanitized value from the $_SERVER superglobal. |
| 710 | * |
| 711 | * @param string $key Array key. |
| 712 | * @param mixed $default The default value returned when |
| 713 | * the specified superglobal is not set. |
| 714 | * @return mixed Sanitized value. |
| 715 | */ |
| 716 | function wpcf7_superglobal_server( $key, $default = '' ) { |
| 717 | return wpcf7_superglobal( 'server', $key ) ?? $default; |
| 718 | } |
| 719 | |
| 720 | |
| 721 | /** |
| 722 | * Retrieves a sanitized value from the specified superglobal. |
| 723 | * |
| 724 | * @param string $superglobal A superglobal type. |
| 725 | * @param string $key Array key. |
| 726 | * @return string|array|null Sanitized value. |
| 727 | */ |
| 728 | function wpcf7_superglobal( $superglobal, $key ) { |
| 729 | $superglobals = array( |
| 730 | 'get' => $_GET, |
| 731 | 'post' => $_POST, |
| 732 | 'request' => $_REQUEST, |
| 733 | 'server' => $_SERVER, |
| 734 | ); |
| 735 | |
| 736 | if ( isset( $superglobals[$superglobal][$key] ) ) { |
| 737 | return map_deep( |
| 738 | $superglobals[$superglobal][$key], |
| 739 | static function ( $val ) { |
| 740 | $val = wp_unslash( $val ); |
| 741 | $val = wp_check_invalid_utf8( $val ); |
| 742 | $val = wp_kses_no_null( $val ); |
| 743 | $val = wpcf7_strip_whitespaces( $val ); |
| 744 | return $val; |
| 745 | } |
| 746 | ); |
| 747 | } |
| 748 | } |
| 749 |