subscriptions.php
754 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Subscriptions Block. |
| 4 | * |
| 5 | * @package automattic/jetpack |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\Jetpack\Extensions\Subscriptions; |
| 9 | |
| 10 | use Automattic\Jetpack\Blocks; |
| 11 | use Automattic\Jetpack\Status; |
| 12 | use Jetpack; |
| 13 | use Jetpack_Gutenberg; |
| 14 | use Jetpack_Memberships; |
| 15 | use Jetpack_Subscriptions_Widget; |
| 16 | |
| 17 | require_once __DIR__ . '/constants.php'; |
| 18 | |
| 19 | /** |
| 20 | * These block defaults should match ./constants.js |
| 21 | */ |
| 22 | const DEFAULT_BORDER_RADIUS_VALUE = 0; |
| 23 | const DEFAULT_BORDER_WEIGHT_VALUE = 1; |
| 24 | const DEFAULT_FONTSIZE_VALUE = '16px'; |
| 25 | const DEFAULT_PADDING_VALUE = 15; |
| 26 | const DEFAULT_SPACING_VALUE = 10; |
| 27 | |
| 28 | /** |
| 29 | * Registers the block for use in Gutenberg |
| 30 | * This is done via an action so that we can disable |
| 31 | * registration if we need to. |
| 32 | */ |
| 33 | function register_block() { |
| 34 | if ( |
| 35 | ( defined( 'IS_WPCOM' ) && IS_WPCOM ) |
| 36 | || ( Jetpack::is_connection_ready() && ! ( new Status() )->is_offline_mode() ) |
| 37 | ) { |
| 38 | Blocks::jetpack_register_block( |
| 39 | BLOCK_NAME, |
| 40 | array( |
| 41 | 'render_callback' => __NAMESPACE__ . '\render_block', |
| 42 | 'supports' => array( |
| 43 | 'spacing' => array( |
| 44 | 'margin' => true, |
| 45 | 'padding' => true, |
| 46 | ), |
| 47 | 'align' => array( 'wide', 'full' ), |
| 48 | ), |
| 49 | ) |
| 50 | ); |
| 51 | } |
| 52 | |
| 53 | /* |
| 54 | * If the Subscriptions module is not active, |
| 55 | * do not make any further changes on the site. |
| 56 | */ |
| 57 | if ( ! Jetpack::is_module_active( 'subscriptions' ) ) { |
| 58 | return; |
| 59 | } |
| 60 | |
| 61 | if ( ! Jetpack_Gutenberg::is_newsletter_enabled() ) { |
| 62 | return; // Stop here if the Newsletter feature is not enabled. |
| 63 | } |
| 64 | |
| 65 | register_post_meta( |
| 66 | 'post', |
| 67 | META_NAME_FOR_POST_LEVEL_ACCESS_SETTINGS, |
| 68 | array( |
| 69 | 'show_in_rest' => true, |
| 70 | 'single' => true, |
| 71 | 'type' => 'string', |
| 72 | 'auth_callback' => function () { |
| 73 | return wp_get_current_user()->has_cap( 'edit_posts' ); |
| 74 | }, |
| 75 | ) |
| 76 | ); |
| 77 | |
| 78 | // This ensures Jetpack will sync this post meta to WPCOM. |
| 79 | add_filter( |
| 80 | 'jetpack_sync_post_meta_whitelist', |
| 81 | function ( $allowed_meta ) { |
| 82 | return array_merge( $allowed_meta, array( META_NAME_FOR_POST_LEVEL_ACCESS_SETTINGS ) ); |
| 83 | } |
| 84 | ); |
| 85 | |
| 86 | // Hide the content |
| 87 | add_action( 'the_content', __NAMESPACE__ . '\maybe_get_locked_content' ); |
| 88 | |
| 89 | // Close comments on the front-end |
| 90 | add_filter( 'comments_open', __NAMESPACE__ . '\maybe_close_comments', 10, 2 ); |
| 91 | add_filter( 'pings_open', __NAMESPACE__ . '\maybe_close_comments', 10, 2 ); |
| 92 | |
| 93 | // Hide existing comments |
| 94 | add_filter( 'get_comment', __NAMESPACE__ . '\maybe_gate_existing_comments' ); |
| 95 | |
| 96 | // Gate the excerpt for a post |
| 97 | add_filter( 'get_the_excerpt', __NAMESPACE__ . '\jetpack_filter_excerpt_for_newsletter', 10, 2 ); |
| 98 | } |
| 99 | add_action( 'init', __NAMESPACE__ . '\register_block', 9 ); |
| 100 | |
| 101 | /** |
| 102 | * Returns true when in a WP.com environment. |
| 103 | * |
| 104 | * @return boolean |
| 105 | */ |
| 106 | function is_wpcom() { |
| 107 | return defined( 'IS_WPCOM' ) && IS_WPCOM; |
| 108 | } |
| 109 | |
| 110 | /** |
| 111 | * Determine the amount of folks currently subscribed to the blog, splitted out in email_subscribers & social_followers |
| 112 | * |
| 113 | * @return array containing ['value' => ['email_subscribers' => 0, 'social_followers' => 0]] |
| 114 | */ |
| 115 | function fetch_subscriber_counts() { |
| 116 | $subs_count = 0; |
| 117 | if ( is_wpcom() ) { |
| 118 | $subs_count = array( |
| 119 | 'value' => array( |
| 120 | 'email_subscribers' => \wpcom_subs_total_for_blog(), |
| 121 | 'social_followers' => \wpcom_social_followers_total_for_blog(), |
| 122 | ), |
| 123 | ); |
| 124 | } else { |
| 125 | $cache_key = 'wpcom_subscribers_totals'; |
| 126 | $subs_count = get_transient( $cache_key ); |
| 127 | if ( false === $subs_count || 'failed' === $subs_count['status'] ) { |
| 128 | $xml = new \Jetpack_IXR_Client(); |
| 129 | $xml->query( 'jetpack.fetchSubscriberCounts' ); |
| 130 | |
| 131 | if ( $xml->isError() ) { // If we get an error from .com, set the status to failed so that we will try again next time the data is requested. |
| 132 | $subs_count = array( |
| 133 | 'status' => 'failed', |
| 134 | 'code' => $xml->getErrorCode(), |
| 135 | 'message' => $xml->getErrorMessage(), |
| 136 | 'value' => ( isset( $subs_count['value'] ) ) ? $subs_count['value'] : array( |
| 137 | 'email_subscribers' => 0, |
| 138 | 'social_followers' => 0, |
| 139 | ), |
| 140 | ); |
| 141 | } else { |
| 142 | $subs_count = array( |
| 143 | 'status' => 'success', |
| 144 | 'value' => $xml->getResponse(), |
| 145 | ); |
| 146 | } |
| 147 | set_transient( $cache_key, $subs_count, 3600 ); // Try to cache the result for at least 1 hour. |
| 148 | } |
| 149 | } |
| 150 | return $subs_count; |
| 151 | } |
| 152 | |
| 153 | /** |
| 154 | * Returns subscriber count based on include_social_followers attribute |
| 155 | * |
| 156 | * @param bool $include_social_followers Whether to include social followers in the count. |
| 157 | * @return int |
| 158 | */ |
| 159 | function get_subscriber_count( $include_social_followers ) { |
| 160 | $counts = fetch_subscriber_counts(); |
| 161 | |
| 162 | if ( $include_social_followers ) { |
| 163 | $subscriber_count = $counts['value']['email_subscribers'] + $counts['value']['social_followers']; |
| 164 | } else { |
| 165 | $subscriber_count = $counts['value']['email_subscribers']; |
| 166 | } |
| 167 | return $subscriber_count; |
| 168 | } |
| 169 | |
| 170 | /** |
| 171 | * Returns true if the block attributes contain a value for the given key. |
| 172 | * |
| 173 | * @param array $attributes Array containing the block attributes. |
| 174 | * @param string $key Block attribute key. |
| 175 | * |
| 176 | * @return boolean |
| 177 | */ |
| 178 | function has_attribute( $attributes, $key ) { |
| 179 | return isset( $attributes[ $key ] ) && $attributes[ $key ] !== 'undefined'; |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * Returns the value for the given attribute key, with the option of providing a default fallback value. |
| 184 | * |
| 185 | * @param array $attributes Array containing the block attributes. |
| 186 | * @param string $key Block attribute key. |
| 187 | * @param mixed $default Optional fallback value in case the key doesn't exist. |
| 188 | * |
| 189 | * @return mixed |
| 190 | */ |
| 191 | function get_attribute( $attributes, $key, $default = null ) { |
| 192 | return has_attribute( $attributes, $key ) ? $attributes[ $key ] : $default; |
| 193 | } |
| 194 | |
| 195 | /** |
| 196 | * Mimics getColorClassName, getFontSizeClass and getGradientClass from @wordpress/block-editor js package. |
| 197 | * |
| 198 | * @param string $setting Setting name. |
| 199 | * @param string $value Setting value. |
| 200 | * |
| 201 | * @return string |
| 202 | */ |
| 203 | function get_setting_class_name( $setting, $value ) { |
| 204 | if ( ! $setting || ! $value ) { |
| 205 | return ''; |
| 206 | } |
| 207 | |
| 208 | return sprintf( 'has-%s-%s', $value, $setting ); |
| 209 | } |
| 210 | |
| 211 | /** |
| 212 | * Uses block attributes to generate an array containing the classes for various block elements. |
| 213 | * Based on Jetpack_Subscriptions_Widget::do_subscription_form() which the block was originally using. |
| 214 | * |
| 215 | * @param array $attributes Array containing the block attributes. |
| 216 | * |
| 217 | * @return array |
| 218 | */ |
| 219 | function get_element_class_names_from_attributes( $attributes ) { |
| 220 | $text_color_class = get_setting_class_name( 'color', get_attribute( $attributes, 'textColor' ) ); |
| 221 | $font_size_class = get_setting_class_name( 'font-size', get_attribute( $attributes, 'fontSize' ) ); |
| 222 | $border_class = get_setting_class_name( 'border-color', get_attribute( $attributes, 'borderColor' ) ); |
| 223 | |
| 224 | $button_background_class = get_setting_class_name( 'background-color', get_attribute( $attributes, 'buttonBackgroundColor' ) ); |
| 225 | $button_gradient_class = get_setting_class_name( 'gradient-background', get_attribute( $attributes, 'buttonGradient' ) ); |
| 226 | |
| 227 | $email_field_background_class = get_setting_class_name( 'background-color', get_attribute( $attributes, 'emailFieldBackgroundColor' ) ); |
| 228 | $email_field_gradient_class = get_setting_class_name( 'gradient-background', get_attribute( $attributes, 'emailFieldGradient' ) ); |
| 229 | |
| 230 | $submit_button_classes = array_filter( |
| 231 | array( |
| 232 | 'wp-block-button__link' => true, |
| 233 | 'no-border-radius' => 0 === get_attribute( $attributes, 'borderRadius', 0 ), |
| 234 | $font_size_class => true, |
| 235 | $border_class => true, |
| 236 | 'has-text-color' => ! empty( $text_color_class ), |
| 237 | $text_color_class => true, |
| 238 | 'has-background' => ! empty( $button_background_class ) || ! empty( $button_gradient_class ), |
| 239 | $button_background_class => ! empty( $button_background_class ), |
| 240 | $button_gradient_class => ! empty( $button_gradient_class ), |
| 241 | ) |
| 242 | ); |
| 243 | |
| 244 | $email_field_classes = array_filter( |
| 245 | array( |
| 246 | 'no-border-radius' => 0 === get_attribute( $attributes, 'borderRadius', 0 ), |
| 247 | $font_size_class => true, |
| 248 | $border_class => true, |
| 249 | $email_field_background_class => true, |
| 250 | $email_field_gradient_class => true, |
| 251 | ) |
| 252 | ); |
| 253 | |
| 254 | $block_wrapper_classes = array_filter( |
| 255 | array( |
| 256 | 'wp-block-jetpack-subscriptions__supports-newline' => true, |
| 257 | 'wp-block-jetpack-subscriptions__use-newline' => (bool) get_attribute( $attributes, 'buttonOnNewLine' ), |
| 258 | 'wp-block-jetpack-subscriptions__show-subs' => (bool) get_attribute( $attributes, 'showSubscribersTotal' ), |
| 259 | ) |
| 260 | ); |
| 261 | |
| 262 | return array( |
| 263 | 'block_wrapper' => join( ' ', array_keys( $block_wrapper_classes ) ), |
| 264 | 'email_field' => join( ' ', array_keys( $email_field_classes ) ), |
| 265 | 'submit_button' => join( ' ', array_keys( $submit_button_classes ) ), |
| 266 | ); |
| 267 | } |
| 268 | |
| 269 | /** |
| 270 | * Uses block attributes to generate an array containing the styles for various block elements. |
| 271 | * Based on Jetpack_Subscriptions_Widget::do_subscription_form() which the block was originally using. |
| 272 | * |
| 273 | * @param array $attributes Array containing the block attributes. |
| 274 | * |
| 275 | * @return array |
| 276 | */ |
| 277 | function get_element_styles_from_attributes( $attributes ) { |
| 278 | $button_background_style = ! has_attribute( $attributes, 'buttonBackgroundColor' ) && has_attribute( $attributes, 'customButtonGradient' ) |
| 279 | ? get_attribute( $attributes, 'customButtonGradient' ) |
| 280 | : get_attribute( $attributes, 'customButtonBackgroundColor' ); |
| 281 | |
| 282 | $email_field_styles = ''; |
| 283 | $submit_button_wrapper_styles = ''; |
| 284 | $submit_button_styles = ''; |
| 285 | |
| 286 | if ( ! empty( $button_background_style ) ) { |
| 287 | $submit_button_styles .= sprintf( 'background: %s;', $button_background_style ); |
| 288 | } |
| 289 | |
| 290 | if ( has_attribute( $attributes, 'customTextColor' ) ) { |
| 291 | $submit_button_styles .= sprintf( 'color: %s;', get_attribute( $attributes, 'customTextColor' ) ); |
| 292 | } |
| 293 | |
| 294 | if ( has_attribute( $attributes, 'buttonWidth' ) ) { |
| 295 | $submit_button_wrapper_styles .= sprintf( 'width: %s;', get_attribute( $attributes, 'buttonWidth' ) ); |
| 296 | $submit_button_wrapper_styles .= 'max-width: 100%;'; |
| 297 | |
| 298 | // Account for custom margins on inline forms. |
| 299 | $submit_button_styles .= true === get_attribute( $attributes, 'buttonOnNewLine' ) |
| 300 | ? sprintf( 'width: calc(100%% - %dpx);', get_attribute( $attributes, 'spacing', DEFAULT_SPACING_VALUE ) ) |
| 301 | : 'width: 100%;'; |
| 302 | } |
| 303 | |
| 304 | $font_size = get_attribute( $attributes, 'customFontSize', DEFAULT_FONTSIZE_VALUE ); |
| 305 | $style = sprintf( 'font-size: %s%s;', $font_size, is_numeric( $font_size ) ? 'px' : '' ); |
| 306 | |
| 307 | $submit_button_styles .= $style; |
| 308 | $email_field_styles .= $style; |
| 309 | |
| 310 | $padding = get_attribute( $attributes, 'padding', DEFAULT_PADDING_VALUE ); |
| 311 | $style = sprintf( 'padding: %1$dpx %2$dpx %1$dpx %2$dpx;', $padding, round( $padding * 1.5 ) ); |
| 312 | |
| 313 | $submit_button_styles .= $style; |
| 314 | $email_field_styles .= $style; |
| 315 | |
| 316 | $button_spacing = get_attribute( $attributes, 'spacing', DEFAULT_SPACING_VALUE ); |
| 317 | if ( true === get_attribute( $attributes, 'buttonOnNewLine' ) ) { |
| 318 | $submit_button_styles .= sprintf( 'margin-top: %dpx;', $button_spacing ); |
| 319 | } else { |
| 320 | $submit_button_styles .= 'margin: 0px; '; // Reset Safari's 2px default margin for buttons affecting input and button union |
| 321 | $submit_button_styles .= sprintf( 'margin-left: %dpx;', $button_spacing ); |
| 322 | } |
| 323 | |
| 324 | if ( has_attribute( $attributes, 'borderColor' ) ) { |
| 325 | $style = sprintf( 'border-color: %s;', get_attribute( $attributes, 'borderColor', '' ) ); |
| 326 | $submit_button_styles .= $style; |
| 327 | $email_field_styles .= $style; |
| 328 | } |
| 329 | |
| 330 | $style = sprintf( 'border-radius: %dpx;', get_attribute( $attributes, 'borderRadius', DEFAULT_BORDER_RADIUS_VALUE ) ); |
| 331 | $submit_button_styles .= $style; |
| 332 | $email_field_styles .= $style; |
| 333 | |
| 334 | $style = sprintf( 'border-width: %dpx;', get_attribute( $attributes, 'borderWeight', DEFAULT_BORDER_WEIGHT_VALUE ) ); |
| 335 | $submit_button_styles .= $style; |
| 336 | $email_field_styles .= $style; |
| 337 | |
| 338 | if ( has_attribute( $attributes, 'customBorderColor' ) ) { |
| 339 | $style = sprintf( 'border-color: %s; border-style: solid;', get_attribute( $attributes, 'customBorderColor' ) ); |
| 340 | |
| 341 | $submit_button_styles .= $style; |
| 342 | $email_field_styles .= $style; |
| 343 | } |
| 344 | |
| 345 | return array( |
| 346 | 'email_field' => $email_field_styles, |
| 347 | 'submit_button' => $submit_button_styles, |
| 348 | 'submit_button_wrapper' => $submit_button_wrapper_styles, |
| 349 | ); |
| 350 | } |
| 351 | |
| 352 | /** |
| 353 | * Subscriptions block render callback. |
| 354 | * |
| 355 | * @param array $attributes Array containing the block attributes. |
| 356 | * |
| 357 | * @return string |
| 358 | */ |
| 359 | function render_block( $attributes ) { |
| 360 | // If the Subscriptions module is not active, don't render the block. |
| 361 | if ( ! Jetpack::is_module_active( 'subscriptions' ) ) { |
| 362 | return ''; |
| 363 | } |
| 364 | |
| 365 | if ( Jetpack_Gutenberg::is_newsletter_enabled() ) { |
| 366 | // We only want the sites that have newsletter feature enabled to be graced by this JavaScript and thickbox. |
| 367 | Jetpack_Gutenberg::load_assets_as_required( FEATURE_NAME, array( 'thickbox' ) ); |
| 368 | if ( ! wp_style_is( 'enqueued' ) ) { |
| 369 | wp_enqueue_style( 'thickbox' ); |
| 370 | } |
| 371 | } else { |
| 372 | Jetpack_Gutenberg::load_styles_as_required( FEATURE_NAME ); |
| 373 | } |
| 374 | |
| 375 | $subscribe_email = ''; |
| 376 | |
| 377 | /** This filter is documented in modules/contact-form/grunion-contact-form.php */ |
| 378 | if ( is_wpcom() || false !== apply_filters( 'jetpack_auto_fill_logged_in_user', false ) ) { |
| 379 | $current_user = wp_get_current_user(); |
| 380 | $subscribe_email = ! empty( $current_user->user_email ) ? $current_user->user_email : ''; |
| 381 | } |
| 382 | |
| 383 | // The block is using the Jetpack_Subscriptions_Widget backend, hence the need to increase the instance count. |
| 384 | ++Jetpack_Subscriptions_Widget::$instance_count; |
| 385 | |
| 386 | $classes = get_element_class_names_from_attributes( $attributes ); |
| 387 | $styles = get_element_styles_from_attributes( $attributes ); |
| 388 | $include_social_followers = isset( $attributes['includeSocialFollowers'] ) ? (bool) get_attribute( $attributes, 'includeSocialFollowers' ) : true; |
| 389 | |
| 390 | $data = array( |
| 391 | 'widget_id' => Jetpack_Subscriptions_Widget::$instance_count, |
| 392 | 'subscribe_email' => $subscribe_email, |
| 393 | |
| 394 | 'wrapper_attributes' => get_block_wrapper_attributes( |
| 395 | array( |
| 396 | 'class' => $classes['block_wrapper'], |
| 397 | ) |
| 398 | ), |
| 399 | 'subscribe_placeholder' => get_attribute( $attributes, 'subscribePlaceholder', esc_html__( 'Type your email…', 'jetpack' ) ), |
| 400 | 'submit_button_text' => get_attribute( $attributes, 'submitButtonText', esc_html__( 'Subscribe', 'jetpack' ) ), |
| 401 | 'success_message' => get_attribute( |
| 402 | $attributes, |
| 403 | 'successMessage', |
| 404 | esc_html__( "Success! An email was just sent to confirm your subscription. Please find the email now and click 'Confirm Follow' to start subscribing.", 'jetpack' ) |
| 405 | ), |
| 406 | 'show_subscribers_total' => (bool) get_attribute( $attributes, 'showSubscribersTotal' ), |
| 407 | 'subscribers_total' => get_subscriber_count( $include_social_followers ), |
| 408 | 'referer' => esc_url_raw( |
| 409 | ( is_ssl() ? 'https' : 'http' ) . '://' . ( isset( $_SERVER['HTTP_HOST'] ) ? wp_unslash( $_SERVER['HTTP_HOST'] ) : '' ) . |
| 410 | ( isset( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : '' ) |
| 411 | ), |
| 412 | 'source' => 'subscribe-block', |
| 413 | ); |
| 414 | |
| 415 | if ( is_wpcom() ) { |
| 416 | return render_wpcom_subscribe_form( $data, $classes, $styles ); |
| 417 | } |
| 418 | |
| 419 | return render_jetpack_subscribe_form( $data, $classes, $styles ); |
| 420 | } |
| 421 | |
| 422 | /** |
| 423 | * Generates the source parameter to pass to the iframe |
| 424 | * |
| 425 | * @return string the actual post access level (see projects/plugins/jetpack/extensions/blocks/subscriptions/settings.js for the values). |
| 426 | */ |
| 427 | function get_post_access_level() { |
| 428 | $post_id = get_the_ID(); |
| 429 | if ( ! $post_id ) { |
| 430 | return 'everybody'; |
| 431 | } |
| 432 | $meta = get_post_meta( $post_id, META_NAME_FOR_POST_LEVEL_ACCESS_SETTINGS, true ); |
| 433 | if ( empty( $meta ) ) { |
| 434 | $meta = 'everybody'; |
| 435 | } |
| 436 | return $meta; |
| 437 | } |
| 438 | |
| 439 | /** |
| 440 | * Renders the WP.com version of the subscriptions block. |
| 441 | * |
| 442 | * @param array $data Array containing block view data. |
| 443 | * @param array $classes Array containing the classes for different block elements. |
| 444 | * @param array $styles Array containing the styles for different block elements. |
| 445 | * |
| 446 | * @return string |
| 447 | */ |
| 448 | function render_wpcom_subscribe_form( $data, $classes, $styles ) { |
| 449 | global $current_blog; |
| 450 | |
| 451 | $form_id = 'subscribe-blog' . ( Jetpack_Subscriptions_Widget::$instance_count > 1 ? '-' . Jetpack_Subscriptions_Widget::$instance_count : '' ); |
| 452 | $url = defined( 'SUBSCRIBE_BLOG_URL' ) ? SUBSCRIBE_BLOG_URL : ''; |
| 453 | |
| 454 | ob_start(); |
| 455 | |
| 456 | Jetpack_Subscriptions_Widget::render_widget_status_messages( |
| 457 | array( |
| 458 | 'success_message' => $data['success_message'], |
| 459 | ) |
| 460 | ); |
| 461 | |
| 462 | $post_access_level = get_post_access_level(); |
| 463 | |
| 464 | ?> |
| 465 | <div <?php echo wp_kses_data( $data['wrapper_attributes'] ); ?>> |
| 466 | <div class="wp-block-jetpack-subscriptions__container"> |
| 467 | <form |
| 468 | action="<?php echo esc_url( $url ); ?>" |
| 469 | method="post" |
| 470 | accept-charset="utf-8" |
| 471 | data-blog="<?php echo esc_attr( get_current_blog_id() ); ?>" |
| 472 | data-post_access_level="<?php echo esc_attr( $post_access_level ); ?>" |
| 473 | id="<?php echo esc_attr( $form_id ); ?>" |
| 474 | > |
| 475 | <?php |
| 476 | $email_field_id = 'subscribe-field'; |
| 477 | $email_field_id .= Jetpack_Subscriptions_Widget::$instance_count > 1 |
| 478 | ? '-' . Jetpack_Subscriptions_Widget::$instance_count |
| 479 | : ''; |
| 480 | $label_field_id = $email_field_id . '-label'; |
| 481 | ?> |
| 482 | <p id="subscribe-email"> |
| 483 | <label |
| 484 | id="<?php echo esc_attr( $label_field_id ); ?>" |
| 485 | for="<?php echo esc_attr( $email_field_id ); ?>" |
| 486 | class="screen-reader-text" |
| 487 | > |
| 488 | <?php echo esc_html( $data['subscribe_placeholder'] ); ?> |
| 489 | </label> |
| 490 | |
| 491 | <?php |
| 492 | printf( |
| 493 | '<input |
| 494 | required="required" |
| 495 | type="email" |
| 496 | name="email" |
| 497 | %1$s |
| 498 | style="%2$s" |
| 499 | placeholder="%3$s" |
| 500 | value="%4$s" |
| 501 | id="%5$s" |
| 502 | />', |
| 503 | ( ! empty( $classes['email_field'] ) |
| 504 | ? 'class="' . esc_attr( $classes['email_field'] ) . '"' |
| 505 | : '' |
| 506 | ), |
| 507 | ( ! empty( $styles['email_field'] ) |
| 508 | ? esc_attr( $styles['email_field'] ) |
| 509 | : 'width: 95%; padding: 1px 10px' |
| 510 | ), |
| 511 | esc_attr( $data['subscribe_placeholder'] ), |
| 512 | esc_attr( $data['subscribe_email'] ), |
| 513 | esc_attr( $email_field_id ) |
| 514 | ); |
| 515 | ?> |
| 516 | </p> |
| 517 | |
| 518 | <p id="subscribe-submit" |
| 519 | <?php if ( ! empty( $styles['submit_button_wrapper'] ) ) : ?> |
| 520 | style="<?php echo esc_attr( $styles['submit_button_wrapper'] ); ?>" |
| 521 | <?php endif; ?> |
| 522 | > |
| 523 | <input type="hidden" name="action" value="subscribe"/> |
| 524 | <input type="hidden" name="blog_id" value="<?php echo (int) $current_blog->blog_id; ?>"/> |
| 525 | <input type="hidden" name="source" value="<?php echo esc_url( $data['referer'] ); ?>"/> |
| 526 | <input type="hidden" name="sub-type" value="<?php echo esc_attr( $data['source'] ); ?>"/> |
| 527 | <input type="hidden" name="redirect_fragment" value="<?php echo esc_attr( $form_id ); ?>"/> |
| 528 | <?php wp_nonce_field( 'blogsub_subscribe_' . $current_blog->blog_id, '_wpnonce', false ); ?> |
| 529 | <button type="submit" |
| 530 | <?php if ( ! empty( $classes['submit_button'] ) ) : ?> |
| 531 | class="<?php echo esc_attr( $classes['submit_button'] ); ?>" |
| 532 | <?php endif; ?> |
| 533 | <?php if ( ! empty( $styles['submit_button'] ) ) : ?> |
| 534 | style="<?php echo esc_attr( $styles['submit_button'] ); ?>" |
| 535 | <?php endif; ?> |
| 536 | > |
| 537 | <?php |
| 538 | echo wp_kses( |
| 539 | html_entity_decode( $data['submit_button_text'], ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML401 ), |
| 540 | Jetpack_Subscriptions_Widget::$allowed_html_tags_for_submit_button |
| 541 | ); |
| 542 | ?> |
| 543 | </button> |
| 544 | </p> |
| 545 | </form> |
| 546 | <?php if ( $data['show_subscribers_total'] && $data['subscribers_total'] ) : ?> |
| 547 | <div class="wp-block-jetpack-subscriptions__subscount"> |
| 548 | <?php |
| 549 | /* translators: %s: number of folks following the blog */ |
| 550 | echo esc_html( sprintf( _n( 'Join %s other follower', 'Join %s other followers', $data['subscribers_total'], 'jetpack' ), number_format_i18n( $data['subscribers_total'] ) ) ); |
| 551 | ?> |
| 552 | </div> |
| 553 | <?php endif; ?> |
| 554 | </div> |
| 555 | </div> |
| 556 | <?php |
| 557 | |
| 558 | return ob_get_clean(); |
| 559 | } |
| 560 | |
| 561 | /** |
| 562 | * Renders the Jetpack version of the subscriptions block. |
| 563 | * |
| 564 | * @param array $data Array containing block view data. |
| 565 | * @param array $classes Array containing the classes for different block elements. |
| 566 | * @param array $styles Array containing the styles for different block elements. |
| 567 | * |
| 568 | * @return string |
| 569 | */ |
| 570 | function render_jetpack_subscribe_form( $data, $classes, $styles ) { |
| 571 | $form_id = sprintf( 'subscribe-blog-%s', $data['widget_id'] ); |
| 572 | $subscribe_field_id = apply_filters( 'subscribe_field_id', 'subscribe-field', $data['widget_id'] ); |
| 573 | ob_start(); |
| 574 | |
| 575 | Jetpack_Subscriptions_Widget::render_widget_status_messages( |
| 576 | array( |
| 577 | 'success_message' => $data['success_message'], |
| 578 | ) |
| 579 | ); |
| 580 | |
| 581 | $blog_id = \Jetpack_Options::get_option( 'id' ); |
| 582 | $post_access_level = get_post_access_level(); |
| 583 | |
| 584 | ?> |
| 585 | <div <?php echo wp_kses_data( $data['wrapper_attributes'] ); ?>> |
| 586 | <div class="jetpack_subscription_widget"> |
| 587 | <div class="wp-block-jetpack-subscriptions__container"> |
| 588 | <form |
| 589 | action="#" |
| 590 | method="post" |
| 591 | accept-charset="utf-8" |
| 592 | data-blog="<?php echo esc_attr( $blog_id ); ?>" |
| 593 | data-post_access_level="<?php echo esc_attr( $post_access_level ); ?>" |
| 594 | id="<?php echo esc_attr( $form_id ); ?>" |
| 595 | > |
| 596 | <p id="subscribe-email"> |
| 597 | <label id="jetpack-subscribe-label" |
| 598 | class="screen-reader-text" |
| 599 | for="<?php echo esc_attr( $subscribe_field_id . '-' . $data['widget_id'] ); ?>"> |
| 600 | <?php echo esc_html( $data['subscribe_placeholder'] ); ?> |
| 601 | </label> |
| 602 | <input type="email" name="email" required="required" |
| 603 | <?php if ( ! empty( $classes['email_field'] ) ) : ?> |
| 604 | class="<?php echo esc_attr( $classes['email_field'] ); ?> required" |
| 605 | <?php endif; ?> |
| 606 | <?php if ( ! empty( $styles['email_field'] ) ) : ?> |
| 607 | style="<?php echo esc_attr( $styles['email_field'] ); ?>" |
| 608 | <?php endif; ?> |
| 609 | value="<?php echo esc_attr( $data['subscribe_email'] ); ?>" |
| 610 | id="<?php echo esc_attr( $subscribe_field_id . '-' . $data['widget_id'] ); ?>" |
| 611 | placeholder="<?php echo esc_attr( $data['subscribe_placeholder'] ); ?>" |
| 612 | /> |
| 613 | </p> |
| 614 | |
| 615 | <p id="subscribe-submit" |
| 616 | <?php if ( ! empty( $styles['submit_button_wrapper'] ) ) : ?> |
| 617 | style="<?php echo esc_attr( $styles['submit_button_wrapper'] ); ?>" |
| 618 | <?php endif; ?> |
| 619 | > |
| 620 | <input type="hidden" name="action" value="subscribe"/> |
| 621 | <input type="hidden" name="blog_id" value="<?php echo (int) $blog_id; ?>"/> |
| 622 | <input type="hidden" name="source" value="<?php echo esc_url( $data['referer'] ); ?>"/> |
| 623 | <input type="hidden" name="sub-type" value="<?php echo esc_attr( $data['source'] ); ?>"/> |
| 624 | <input type="hidden" name="redirect_fragment" value="<?php echo esc_attr( $form_id ); ?>"/> |
| 625 | <?php |
| 626 | if ( is_user_logged_in() ) { |
| 627 | wp_nonce_field( 'blogsub_subscribe_' . get_current_blog_id(), '_wpnonce', false ); |
| 628 | } |
| 629 | ?> |
| 630 | <button type="submit" |
| 631 | <?php if ( ! empty( $classes['submit_button'] ) ) : ?> |
| 632 | class="<?php echo esc_attr( $classes['submit_button'] ); ?>" |
| 633 | <?php endif; ?> |
| 634 | <?php if ( ! empty( $styles['submit_button'] ) ) : ?> |
| 635 | style="<?php echo esc_attr( $styles['submit_button'] ); ?>" |
| 636 | <?php endif; ?> |
| 637 | name="jetpack_subscriptions_widget" |
| 638 | > |
| 639 | <?php |
| 640 | echo wp_kses( |
| 641 | html_entity_decode( $data['submit_button_text'], ENT_QUOTES | ENT_SUBSTITUTE | ENT_HTML401 ), |
| 642 | Jetpack_Subscriptions_Widget::$allowed_html_tags_for_submit_button |
| 643 | ); |
| 644 | ?> |
| 645 | </button> |
| 646 | </p> |
| 647 | </form> |
| 648 | |
| 649 | <?php if ( $data['show_subscribers_total'] && $data['subscribers_total'] ) : ?> |
| 650 | <div class="wp-block-jetpack-subscriptions__subscount"> |
| 651 | <?php |
| 652 | /* translators: %s: number of folks following the blog */ |
| 653 | echo esc_html( sprintf( _n( 'Join %s other subscriber', 'Join %s other subscribers', $data['subscribers_total'], 'jetpack' ), number_format_i18n( $data['subscribers_total'] ) ) ); |
| 654 | ?> |
| 655 | </div> |
| 656 | <?php endif; ?> |
| 657 | </div> |
| 658 | </div> |
| 659 | </div> |
| 660 | <?php |
| 661 | |
| 662 | return ob_get_clean(); |
| 663 | } |
| 664 | |
| 665 | /** |
| 666 | * Filter excerpts looking for subscription data. |
| 667 | * |
| 668 | * @param string $excerpt The extrapolated excerpt string. |
| 669 | * @param \WP_Post $post The current post being processed (in `get_the_excerpt`). |
| 670 | * |
| 671 | * @return mixed |
| 672 | */ |
| 673 | function jetpack_filter_excerpt_for_newsletter( $excerpt, $post = null ) { |
| 674 | // The blogmagazine theme is overriding WP core `get_the_excerpt` filter and only passing the excerpt |
| 675 | // TODO: Until this is fixed, return the excerpt without gating. See https://github.com/Automattic/jetpack/pull/28102#issuecomment-1369161116 |
| 676 | if ( $post && false !== strpos( $post->post_content, '<!-- wp:jetpack/subscriptions -->' ) ) { |
| 677 | $excerpt .= sprintf( |
| 678 | // translators: %s is the permalink url to the current post. |
| 679 | __( "<p><a href='%s'>View post</a> to subscribe to site newsletter.</p>", 'jetpack' ), |
| 680 | get_post_permalink() |
| 681 | ); |
| 682 | } |
| 683 | return $excerpt; |
| 684 | } |
| 685 | |
| 686 | /** |
| 687 | * Gate access to posts |
| 688 | * |
| 689 | * @param string $the_content Post content. |
| 690 | * |
| 691 | * @return string |
| 692 | */ |
| 693 | function maybe_get_locked_content( $the_content ) { |
| 694 | require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php'; |
| 695 | |
| 696 | if ( Jetpack_Memberships::user_can_view_post() ) { |
| 697 | return $the_content; |
| 698 | } |
| 699 | return get_locked_content_placeholder_text(); |
| 700 | } |
| 701 | |
| 702 | /** |
| 703 | * Gate access to comments. We want to close comments on private sites. |
| 704 | * |
| 705 | * @param bool $default_comments_open Default state of the comments_open filter. |
| 706 | * @param int $post_id Current post id. |
| 707 | * |
| 708 | * @return bool |
| 709 | */ |
| 710 | function maybe_close_comments( $default_comments_open, $post_id ) { |
| 711 | if ( ! $default_comments_open || ! $post_id ) { |
| 712 | return $default_comments_open; |
| 713 | } |
| 714 | require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php'; |
| 715 | return Jetpack_Memberships::user_can_view_post(); |
| 716 | } |
| 717 | |
| 718 | /** |
| 719 | * Gate access to exisiting comments |
| 720 | * |
| 721 | * @param string $comment The comment. |
| 722 | * |
| 723 | * @return string |
| 724 | */ |
| 725 | function maybe_gate_existing_comments( $comment ) { |
| 726 | if ( empty( $comment ) ) { |
| 727 | return $comment; |
| 728 | } |
| 729 | |
| 730 | require_once JETPACK__PLUGIN_DIR . 'modules/memberships/class-jetpack-memberships.php'; |
| 731 | if ( Jetpack_Memberships::user_can_view_post() ) { |
| 732 | return $comment; |
| 733 | } |
| 734 | return ''; |
| 735 | } |
| 736 | |
| 737 | /** |
| 738 | * Placeholder text for non-subscribers |
| 739 | * |
| 740 | * @return string |
| 741 | */ |
| 742 | function get_locked_content_placeholder_text() { |
| 743 | return do_blocks( |
| 744 | '<!-- wp:group {"style":{"spacing":{"padding":{"top":"var:preset|spacing|80","right":"var:preset|spacing|80","bottom":"var:preset|spacing|80","left":"var:preset|spacing|80"}},"border":{"width":"1px","radius":"4px"}},"borderColor":"primary","layout":{"type":"constrained","contentSize":"400px"}} --> |
| 745 | <div class="wp-block-group has-border-color has-primary-border-color" style="border-width:1px;border-radius:4px;padding-top:var(--wp--preset--spacing--80);padding-right:var(--wp--preset--spacing--80);padding-bottom:var(--wp--preset--spacing--80);padding-left:var(--wp--preset--spacing--80)"><!-- wp:heading {"textAlign":"center","style":{"typography":{"fontSize":"24px"},"spacing":{"margin":{"bottom":"var:preset|spacing|60"}}}} --> |
| 746 | <h2 class="wp-block-heading has-text-align-center" style="margin-bottom:var(--wp--preset--spacing--60);font-size:24px">' . esc_html__( 'This post is for paid subscribers', 'jetpack' ) . '</h2> |
| 747 | <!-- /wp:heading --> |
| 748 | |
| 749 | <!-- wp:jetpack/subscriptions {"borderRadius":50,"borderColor":"primary","className":"is-style-compact"} /--> |
| 750 | </div> |
| 751 | <!-- /wp:group -->' |
| 752 | ); |
| 753 | } |
| 754 |