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| 1 | <?php |
| 2 | /** |
| 3 | * Simple Payments lets users embed a PayPal button fully integrated with wpcom to sell products on the site. |
| 4 | * This is not a proper module yet, because not all the pieces are in place. Until everything is shipped, it can be turned |
| 5 | * into module that can be enabled/disabled. |
| 6 | * |
| 7 | * @package automattic/jetpack-paypal-payments |
| 8 | */ |
| 9 | |
| 10 | namespace Automattic\Jetpack\Paypal_Payments; |
| 11 | |
| 12 | use Automattic\Jetpack\Assets; |
| 13 | use Automattic\Jetpack\Connection\Manager; |
| 14 | use Automattic\Jetpack\Current_Plan as Jetpack_Plan; |
| 15 | use Automattic\Jetpack\PayPal_Payments; |
| 16 | use PayPal_Payments_Currencies; |
| 17 | use WP_Post; |
| 18 | |
| 19 | if ( ! defined( 'ABSPATH' ) ) { |
| 20 | exit( 0 ); |
| 21 | } |
| 22 | |
| 23 | /** |
| 24 | * Simple_Payments |
| 25 | */ |
| 26 | class Simple_Payments { |
| 27 | |
| 28 | const PACKAGE_VERSION = PayPal_Payments::PACKAGE_VERSION; |
| 29 | |
| 30 | /** |
| 31 | * Post type order. |
| 32 | * |
| 33 | * @var string |
| 34 | */ |
| 35 | public static $post_type_order = 'jp_pay_order'; |
| 36 | |
| 37 | /** |
| 38 | * Post type product. |
| 39 | * |
| 40 | * @var string |
| 41 | */ |
| 42 | public static $post_type_product = 'jp_pay_product'; |
| 43 | |
| 44 | /** |
| 45 | * Define simple payment shortcode. |
| 46 | * |
| 47 | * @var string |
| 48 | */ |
| 49 | public static $shortcode = 'simple-payment'; |
| 50 | |
| 51 | /** |
| 52 | * Define simple payment CSS prefix. |
| 53 | * |
| 54 | * @var string |
| 55 | */ |
| 56 | public static $css_classname_prefix = 'jetpack-simple-payments'; |
| 57 | |
| 58 | /** |
| 59 | * Which plan the user is on. |
| 60 | * |
| 61 | * @var string value_bundle or jetpack_premium |
| 62 | */ |
| 63 | public static $required_plan; |
| 64 | |
| 65 | /** |
| 66 | * Instance of the class. |
| 67 | * |
| 68 | * @var Simple_Payments |
| 69 | */ |
| 70 | private static $instance; |
| 71 | |
| 72 | /** |
| 73 | * Construction function. |
| 74 | */ |
| 75 | private function __construct() {} |
| 76 | |
| 77 | /** |
| 78 | * Create instance of class. |
| 79 | */ |
| 80 | public static function get_instance() { |
| 81 | |
| 82 | if ( ! self::$instance ) { |
| 83 | self::$instance = new self(); |
| 84 | self::$instance->register_init_hooks(); |
| 85 | self::$required_plan = ( defined( 'IS_WPCOM' ) && IS_WPCOM ) ? 'value_bundle' : 'jetpack_premium'; |
| 86 | } |
| 87 | return self::$instance; |
| 88 | } |
| 89 | |
| 90 | /** |
| 91 | * Register scripts and styles. |
| 92 | */ |
| 93 | private function register_scripts_and_styles() { |
| 94 | /** |
| 95 | * Paypal heavily discourages putting that script in your own server: |
| 96 | * |
| 97 | * @see https://developer.paypal.com/docs/integration/direct/express-checkout/integration-jsv4/add-paypal-button/ |
| 98 | */ |
| 99 | wp_register_script( // phpcs:ignore WordPress.WP.EnqueuedResourceParameters.MissingVersion -- Ignored here instead of on the $ver param line since wpcom isn't in sync with ruleset changes in: https://github.com/Automattic/jetpack/pull/28199 |
| 100 | 'paypal-checkout-js', |
| 101 | 'https://www.paypalobjects.com/api/checkout.js', |
| 102 | array(), |
| 103 | null, // phpcs:ignore WordPress.WP.EnqueuedResourceParameters.MissingVersion |
| 104 | true |
| 105 | ); |
| 106 | Assets::register_script( |
| 107 | 'jetpack-paypal-express-checkout', |
| 108 | './paypal-express-checkout.js', |
| 109 | __FILE__, |
| 110 | array( |
| 111 | 'dependencies' => array( |
| 112 | 'jquery', |
| 113 | 'paypal-checkout-js', |
| 114 | ), |
| 115 | ) |
| 116 | ); |
| 117 | wp_register_style( |
| 118 | 'jetpack-simple-payments', |
| 119 | plugin_dir_url( __FILE__ ) . '/../../../dist/legacy-simple-payments.css', |
| 120 | array( 'dashicons' ), |
| 121 | self::PACKAGE_VERSION, |
| 122 | false /* @phan-suppress-current-line PhanTypeMismatchArgument */ |
| 123 | ); |
| 124 | } |
| 125 | |
| 126 | /** |
| 127 | * Register init hooks. |
| 128 | */ |
| 129 | private function register_init_hooks() { |
| 130 | add_action( 'init', array( $this, 'init_hook_action' ) ); |
| 131 | add_action( 'rest_api_init', array( $this, 'register_meta_fields_in_rest_api' ) ); |
| 132 | } |
| 133 | |
| 134 | /** |
| 135 | * Register the shortcode. |
| 136 | */ |
| 137 | private function register_shortcode() { |
| 138 | add_shortcode( self::$shortcode, array( $this, 'parse_shortcode' ) ); |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * Actions that are run on init. |
| 143 | */ |
| 144 | public function init_hook_action() { |
| 145 | add_filter( 'rest_api_allowed_post_types', array( $this, 'allow_rest_api_types' ) ); |
| 146 | add_filter( 'jetpack_sync_post_meta_whitelist', array( $this, 'allow_sync_post_meta' ) ); |
| 147 | if ( ! is_admin() ) { |
| 148 | $this->register_scripts_and_styles(); |
| 149 | } |
| 150 | $this->register_shortcode(); |
| 151 | $this->setup_cpts(); |
| 152 | |
| 153 | add_filter( 'the_content', array( $this, 'remove_auto_paragraph_from_product_description' ), 0 ); |
| 154 | } |
| 155 | |
| 156 | /** |
| 157 | * Enqueue the static assets needed in the frontend. |
| 158 | */ |
| 159 | public function enqueue_frontend_assets() { |
| 160 | if ( ! wp_style_is( 'jetpack-simple-payments', 'enqueued' ) ) { |
| 161 | wp_enqueue_style( 'jetpack-simple-payments' ); |
| 162 | } |
| 163 | |
| 164 | if ( ! wp_script_is( 'jetpack-paypal-express-checkout', 'enqueued' ) ) { |
| 165 | wp_enqueue_script( 'jetpack-paypal-express-checkout' ); |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * Add an inline script for setting up the PayPal checkout button. |
| 171 | * |
| 172 | * @param string $id Product ID. |
| 173 | * @param string $dom_id ID of the DOM element with the purchase message. |
| 174 | * @param boolean $is_multiple Whether multiple items of the same product can be purchased. |
| 175 | */ |
| 176 | public function setup_paypal_checkout_button( $id, $dom_id, $is_multiple ) { |
| 177 | wp_add_inline_script( |
| 178 | 'jetpack-paypal-express-checkout', |
| 179 | sprintf( |
| 180 | "try{PaypalExpressCheckout.renderButton( '%d', '%d', %s, '%d' );}catch(e){}", |
| 181 | intval( $this->get_blog_id() ), |
| 182 | intval( $id ), |
| 183 | wp_json_encode( $dom_id, JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ), |
| 184 | intval( $is_multiple ) |
| 185 | ) |
| 186 | ); |
| 187 | } |
| 188 | |
| 189 | /** |
| 190 | * Remove auto paragraph from product description. |
| 191 | * |
| 192 | * @param string $content - the content of the post. |
| 193 | */ |
| 194 | public function remove_auto_paragraph_from_product_description( $content ) { |
| 195 | if ( get_post_type() === self::$post_type_product ) { |
| 196 | remove_filter( 'the_content', 'wpautop' ); |
| 197 | } |
| 198 | |
| 199 | return $content; |
| 200 | } |
| 201 | |
| 202 | /** Return the blog ID */ |
| 203 | public function get_blog_id() { |
| 204 | return ( new Manager() )->get_site_id(); |
| 205 | } |
| 206 | |
| 207 | /** |
| 208 | * Used to check whether Simple Payments are enabled for given site. |
| 209 | * |
| 210 | * @return bool True if Simple Payments are enabled, false otherwise. |
| 211 | */ |
| 212 | public static function is_enabled_jetpack_simple_payments() { |
| 213 | /** |
| 214 | * Can be used by plugin authors to disable the conflicting output of Simple Payments. |
| 215 | * |
| 216 | * @since 6.3.0 |
| 217 | * |
| 218 | * @param bool True if Simple Payments should be disabled, false otherwise. |
| 219 | */ |
| 220 | if ( apply_filters( 'jetpack_disable_simple_payments', false ) ) { |
| 221 | return false; |
| 222 | } |
| 223 | |
| 224 | return ( ( defined( 'IS_WPCOM' ) && IS_WPCOM ) |
| 225 | || ( new Manager() )->is_connected() |
| 226 | && Jetpack_Plan::supports( 'simple-payments' ) ); |
| 227 | } |
| 228 | |
| 229 | /** |
| 230 | * Get a WP_Post representation of a product |
| 231 | * |
| 232 | * @param int $id The ID of the product. |
| 233 | * |
| 234 | * @return array|false|WP_Post |
| 235 | */ |
| 236 | private function get_product( $id ) { |
| 237 | if ( ! $id ) { |
| 238 | return false; |
| 239 | } |
| 240 | |
| 241 | $product = get_post( $id ); |
| 242 | if ( ! $product || is_wp_error( $product ) ) { |
| 243 | return false; |
| 244 | } |
| 245 | if ( $product->post_type !== self::$post_type_product || 'publish' !== $product->post_status ) { |
| 246 | return false; |
| 247 | } |
| 248 | return $product; |
| 249 | } |
| 250 | |
| 251 | /** |
| 252 | * Creates the content from a shortcode |
| 253 | * |
| 254 | * @param array $attrs Shortcode attributes. |
| 255 | * @param mixed $content unused. |
| 256 | * |
| 257 | * @return string|void |
| 258 | */ |
| 259 | public function parse_shortcode( $attrs, $content = false ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 260 | if ( empty( $attrs['id'] ) ) { |
| 261 | return; |
| 262 | } |
| 263 | $product = $this->get_product( $attrs['id'] ); |
| 264 | if ( ! $product ) { |
| 265 | return; |
| 266 | } |
| 267 | |
| 268 | // We allow for overriding the presentation labels. |
| 269 | $data = shortcode_atts( |
| 270 | array( |
| 271 | 'blog_id' => $this->get_blog_id(), |
| 272 | 'dom_id' => uniqid( self::$css_classname_prefix . '-' . $product->ID . '_', true ), |
| 273 | 'class' => self::$css_classname_prefix . '-' . $product->ID, |
| 274 | 'title' => get_the_title( $product ), |
| 275 | 'description' => $product->post_content, |
| 276 | 'cta' => get_post_meta( $product->ID, 'spay_cta', true ), |
| 277 | 'multiple' => get_post_meta( $product->ID, 'spay_multiple', true ) || '0', |
| 278 | ), |
| 279 | $attrs |
| 280 | ); |
| 281 | |
| 282 | $data['price'] = $this->format_price( |
| 283 | get_post_meta( $product->ID, 'spay_price', true ), |
| 284 | get_post_meta( $product->ID, 'spay_currency', true ) |
| 285 | ); |
| 286 | |
| 287 | $data['id'] = $attrs['id']; |
| 288 | |
| 289 | if ( ! self::is_enabled_jetpack_simple_payments() ) { |
| 290 | return; |
| 291 | } |
| 292 | |
| 293 | $this->enqueue_frontend_assets(); |
| 294 | $this->setup_paypal_checkout_button( $attrs['id'], $data['dom_id'], $data['multiple'] ); |
| 295 | |
| 296 | return $this->output_shortcode( $data ); |
| 297 | } |
| 298 | |
| 299 | /** |
| 300 | * Get the HTML output to use as PayPal purchase box. |
| 301 | * |
| 302 | * @param string $dom_id ID of the DOM element with the purchase message. |
| 303 | * @param boolean $is_multiple Whether multiple items of the same product can be purchased. |
| 304 | * |
| 305 | * @return string |
| 306 | */ |
| 307 | public function output_purchase_box( $dom_id, $is_multiple ) { |
| 308 | $items = ''; |
| 309 | $css_prefix = self::$css_classname_prefix; |
| 310 | |
| 311 | if ( $is_multiple ) { |
| 312 | $items = sprintf( |
| 313 | ' |
| 314 | <div class="%1$s"> |
| 315 | <input class="%2$s" type="number" value="1" min="1" id="%3$s" /> |
| 316 | </div> |
| 317 | ', |
| 318 | esc_attr( "{$css_prefix}-items" ), |
| 319 | esc_attr( "{$css_prefix}-items-number" ), |
| 320 | esc_attr( "{$dom_id}_number" ) |
| 321 | ); |
| 322 | } |
| 323 | |
| 324 | return sprintf( |
| 325 | '<div class="%1$s" id="%2$s"></div><div class="%3$s">%4$s<div class="%5$s" id="%6$s"></div></div>', |
| 326 | esc_attr( "{$css_prefix}-purchase-message" ), |
| 327 | esc_attr( "{$dom_id}-message-container" ), |
| 328 | esc_attr( "{$css_prefix}-purchase-box" ), |
| 329 | $items, |
| 330 | esc_attr( "{$css_prefix}-button" ), |
| 331 | esc_attr( "{$dom_id}_button" ) |
| 332 | ); |
| 333 | } |
| 334 | |
| 335 | /** |
| 336 | * Get the HTML output to replace the `simple-payments` shortcode. |
| 337 | * |
| 338 | * @param array $data Product data. |
| 339 | * @return string |
| 340 | */ |
| 341 | public function output_shortcode( $data ) { |
| 342 | $css_prefix = self::$css_classname_prefix; |
| 343 | |
| 344 | $image = ''; |
| 345 | if ( has_post_thumbnail( $data['id'] ) ) { |
| 346 | $image = sprintf( |
| 347 | '<div class="%1$s"><div class="%2$s">%3$s</div></div>', |
| 348 | esc_attr( "{$css_prefix}-product-image" ), |
| 349 | esc_attr( "{$css_prefix}-image" ), |
| 350 | get_the_post_thumbnail( $data['id'], 'full' ) |
| 351 | ); |
| 352 | } |
| 353 | |
| 354 | return sprintf( |
| 355 | ' |
| 356 | <div class="%1$s"> |
| 357 | <div class="%2$s"> |
| 358 | %3$s |
| 359 | <div class="%4$s"> |
| 360 | <div class="%5$s"><p>%6$s</p></div> |
| 361 | <div class="%7$s"><p>%8$s</p></div> |
| 362 | <div class="%9$s"><p>%10$s</p></div> |
| 363 | %11$s |
| 364 | </div> |
| 365 | </div> |
| 366 | </div> |
| 367 | ', |
| 368 | esc_attr( "{$data['class']} {$css_prefix}-wrapper" ), |
| 369 | esc_attr( "{$css_prefix}-product" ), |
| 370 | $image, |
| 371 | esc_attr( "{$css_prefix}-details" ), |
| 372 | esc_attr( "{$css_prefix}-title" ), |
| 373 | esc_html( $data['title'] ), |
| 374 | esc_attr( "{$css_prefix}-description" ), |
| 375 | wp_kses( $data['description'], wp_kses_allowed_html( 'post' ) ), |
| 376 | esc_attr( "{$css_prefix}-price" ), |
| 377 | esc_html( $data['price'] ), |
| 378 | $this->output_purchase_box( $data['dom_id'], $data['multiple'] ) |
| 379 | ); |
| 380 | } |
| 381 | |
| 382 | /** |
| 383 | * Format a price with currency |
| 384 | * |
| 385 | * Uses currency-aware formatting to output a formatted price with a simple fallback. |
| 386 | * |
| 387 | * Largely inspired by WordPress.com's Store_Price::display_currency |
| 388 | * |
| 389 | * @param string $price Price. |
| 390 | * @param string $currency Currency. |
| 391 | * @return string Formatted price. |
| 392 | */ |
| 393 | private function format_price( $price, $currency ) { |
| 394 | return PayPal_Payments_Currencies::format_price( $price, $currency ); |
| 395 | } |
| 396 | |
| 397 | /** |
| 398 | * Allows custom post types to be used by REST API. |
| 399 | * |
| 400 | * @param array $post_types - the allows post types. |
| 401 | * @see hook 'rest_api_allowed_post_types' |
| 402 | * @return array |
| 403 | */ |
| 404 | public function allow_rest_api_types( $post_types ) { |
| 405 | $post_types[] = self::$post_type_order; |
| 406 | $post_types[] = self::$post_type_product; |
| 407 | return $post_types; |
| 408 | } |
| 409 | |
| 410 | /** |
| 411 | * Merge $post_meta with additional meta information. |
| 412 | * |
| 413 | * @param array $post_meta - the post's meta information. |
| 414 | */ |
| 415 | public function allow_sync_post_meta( $post_meta ) { |
| 416 | return array_merge( |
| 417 | $post_meta, |
| 418 | array( |
| 419 | 'spay_paypal_id', |
| 420 | 'spay_status', |
| 421 | 'spay_product_id', |
| 422 | 'spay_quantity', |
| 423 | 'spay_price', |
| 424 | 'spay_customer_email', |
| 425 | 'spay_currency', |
| 426 | 'spay_cta', |
| 427 | 'spay_email', |
| 428 | 'spay_multiple', |
| 429 | 'spay_formatted_price', |
| 430 | ) |
| 431 | ); |
| 432 | } |
| 433 | |
| 434 | /** |
| 435 | * Enable Simple payments custom meta values for access through the REST API. |
| 436 | * Field's value will be exposed on a .meta key in the endpoint response, |
| 437 | * and WordPress will handle setting up the callbacks for reading and writing |
| 438 | * to that meta key. |
| 439 | * |
| 440 | * @link https://developer.wordpress.org/rest-api/extending-the-rest-api/modifying-responses/ |
| 441 | */ |
| 442 | public function register_meta_fields_in_rest_api() { |
| 443 | register_meta( |
| 444 | 'post', |
| 445 | 'spay_price', |
| 446 | array( |
| 447 | 'description' => esc_html__( 'Simple payments; price.', 'jetpack-paypal-payments' ), |
| 448 | 'object_subtype' => self::$post_type_product, |
| 449 | 'sanitize_callback' => array( $this, 'sanitize_price' ), |
| 450 | 'show_in_rest' => true, |
| 451 | 'single' => true, |
| 452 | 'type' => 'number', |
| 453 | ) |
| 454 | ); |
| 455 | |
| 456 | register_meta( |
| 457 | 'post', |
| 458 | 'spay_currency', |
| 459 | array( |
| 460 | 'description' => esc_html__( 'Simple payments; currency code.', 'jetpack-paypal-payments' ), |
| 461 | 'object_subtype' => self::$post_type_product, |
| 462 | 'sanitize_callback' => array( $this, 'sanitize_currency' ), |
| 463 | 'show_in_rest' => true, |
| 464 | 'single' => true, |
| 465 | 'type' => 'string', |
| 466 | ) |
| 467 | ); |
| 468 | |
| 469 | register_meta( |
| 470 | 'post', |
| 471 | 'spay_cta', |
| 472 | array( |
| 473 | 'description' => esc_html__( 'Simple payments; text with "Buy" or other CTA', 'jetpack-paypal-payments' ), |
| 474 | 'object_subtype' => self::$post_type_product, |
| 475 | 'sanitize_callback' => 'sanitize_text_field', |
| 476 | 'show_in_rest' => true, |
| 477 | 'single' => true, |
| 478 | 'type' => 'string', |
| 479 | ) |
| 480 | ); |
| 481 | |
| 482 | register_meta( |
| 483 | 'post', |
| 484 | 'spay_multiple', |
| 485 | array( |
| 486 | 'description' => esc_html__( 'Simple payments; allow multiple items', 'jetpack-paypal-payments' ), |
| 487 | 'object_subtype' => self::$post_type_product, |
| 488 | 'sanitize_callback' => 'rest_sanitize_boolean', |
| 489 | 'show_in_rest' => true, |
| 490 | 'single' => true, |
| 491 | 'type' => 'boolean', |
| 492 | ) |
| 493 | ); |
| 494 | |
| 495 | register_meta( |
| 496 | 'post', |
| 497 | 'spay_email', |
| 498 | array( |
| 499 | 'description' => esc_html__( 'Simple payments button; paypal email.', 'jetpack-paypal-payments' ), |
| 500 | 'object_subtype' => self::$post_type_product, |
| 501 | 'sanitize_callback' => 'sanitize_email', |
| 502 | 'show_in_rest' => true, |
| 503 | 'single' => true, |
| 504 | 'type' => 'string', |
| 505 | ) |
| 506 | ); |
| 507 | |
| 508 | register_meta( |
| 509 | 'post', |
| 510 | 'spay_status', |
| 511 | array( |
| 512 | 'description' => esc_html__( 'Simple payments; status.', 'jetpack-paypal-payments' ), |
| 513 | 'object_subtype' => self::$post_type_product, |
| 514 | 'sanitize_callback' => 'sanitize_text_field', |
| 515 | 'show_in_rest' => true, |
| 516 | 'single' => true, |
| 517 | 'type' => 'string', |
| 518 | ) |
| 519 | ); |
| 520 | } |
| 521 | |
| 522 | /** |
| 523 | * Sanitize three-character ISO-4217 Simple payments currency |
| 524 | * |
| 525 | * List has to be in sync with list at the block's client side and widget's backend side: |
| 526 | * |
| 527 | * @param array $currency - list of currencies. |
| 528 | * @link https://github.com/Automattic/jetpack/blob/31efa189ad223c0eb7ad085ac0650a23facf9ef5/extensions/blocks/simple-payments/constants.js#L9-L39 |
| 529 | * @link https://github.com/Automattic/jetpack/blob/31efa189ad223c0eb7ad085ac0650a23facf9ef5/modules/widgets/simple-payments.php#L19-L44 |
| 530 | * |
| 531 | * Currencies should be supported by PayPal: |
| 532 | * @link https://developer.paypal.com/docs/api/reference/currency-codes/ |
| 533 | * |
| 534 | * Indian Rupee (INR) not supported because at the time of the creation of this file |
| 535 | * because it's limited to in-country PayPal India accounts only. |
| 536 | * Discussion: https://github.com/Automattic/wp-calypso/pull/28236 |
| 537 | */ |
| 538 | public static function sanitize_currency( $currency ) { |
| 539 | $valid_currencies = array( |
| 540 | 'USD', |
| 541 | 'EUR', |
| 542 | 'AUD', |
| 543 | 'BRL', |
| 544 | 'CAD', |
| 545 | 'CZK', |
| 546 | 'DKK', |
| 547 | 'HKD', |
| 548 | 'HUF', |
| 549 | 'ILS', |
| 550 | 'JPY', |
| 551 | 'MYR', |
| 552 | 'MXN', |
| 553 | 'TWD', |
| 554 | 'NZD', |
| 555 | 'NOK', |
| 556 | 'PHP', |
| 557 | 'PLN', |
| 558 | 'GBP', |
| 559 | 'RUB', |
| 560 | 'SGD', |
| 561 | 'SEK', |
| 562 | 'CHF', |
| 563 | 'THB', |
| 564 | ); |
| 565 | |
| 566 | return in_array( $currency, $valid_currencies, true ) ? $currency : false; |
| 567 | } |
| 568 | |
| 569 | /** |
| 570 | * Sanitize price: |
| 571 | * |
| 572 | * Positive integers and floats |
| 573 | * Supports two decimal places. |
| 574 | * Maximum length: 10. |
| 575 | * |
| 576 | * See `price` from PayPal docs: |
| 577 | * |
| 578 | * @link https://developer.paypal.com/docs/api/orders/v1/#definition-item |
| 579 | * |
| 580 | * @param string $price - the price we want to sanitize. |
| 581 | * @return null|string |
| 582 | */ |
| 583 | public static function sanitize_price( $price ) { |
| 584 | return preg_match( '/^[0-9]{0,10}(\.[0-9]{0,2})?$/', $price ) ? $price : false; |
| 585 | } |
| 586 | |
| 587 | /** |
| 588 | * Sets up the custom post types for the module. |
| 589 | */ |
| 590 | public function setup_cpts() { |
| 591 | /* |
| 592 | * ORDER data structure. holds: |
| 593 | * title = customer_name | 4xproduct_name |
| 594 | * excerpt = customer_name + customer contact info + customer notes from paypal form |
| 595 | * metadata: |
| 596 | * spay_paypal_id - paypal id of transaction |
| 597 | * spay_status |
| 598 | * spay_product_id - post_id of bought product |
| 599 | * spay_quantity - quantity of product |
| 600 | * spay_price - item price at the time of purchase |
| 601 | * spay_customer_email - customer email |
| 602 | * ... (WIP) |
| 603 | */ |
| 604 | $order_capabilities = array( |
| 605 | 'edit_post' => 'edit_posts', |
| 606 | 'read_post' => 'read_private_posts', |
| 607 | 'delete_post' => 'delete_posts', |
| 608 | 'edit_posts' => 'edit_posts', |
| 609 | 'edit_others_posts' => 'edit_others_posts', |
| 610 | 'publish_posts' => 'publish_posts', |
| 611 | 'read_private_posts' => 'read_private_posts', |
| 612 | ); |
| 613 | $order_args = array( |
| 614 | 'label' => esc_html_x( 'Order', 'noun: a quantity of goods or items purchased or sold', 'jetpack-paypal-payments' ), |
| 615 | 'description' => esc_html__( 'Simple Payments orders', 'jetpack-paypal-payments' ), |
| 616 | 'supports' => array( 'custom-fields', 'excerpt' ), |
| 617 | 'hierarchical' => false, |
| 618 | 'public' => false, |
| 619 | 'show_ui' => false, |
| 620 | 'show_in_menu' => false, |
| 621 | 'show_in_admin_bar' => false, |
| 622 | 'show_in_nav_menus' => false, |
| 623 | 'can_export' => true, |
| 624 | 'has_archive' => false, |
| 625 | 'exclude_from_search' => true, |
| 626 | 'publicly_queryable' => false, |
| 627 | 'rewrite' => false, |
| 628 | 'capabilities' => $order_capabilities, |
| 629 | 'show_in_rest' => true, |
| 630 | ); |
| 631 | register_post_type( self::$post_type_order, $order_args ); |
| 632 | |
| 633 | /* |
| 634 | * PRODUCT data structure. Holds: |
| 635 | * title - title |
| 636 | * content - description |
| 637 | * thumbnail - image |
| 638 | * metadata: |
| 639 | * spay_price - price |
| 640 | * spay_formatted_price |
| 641 | * spay_currency - currency code |
| 642 | * spay_cta - text with "Buy" or other CTA |
| 643 | * spay_email - paypal email |
| 644 | * spay_multiple - allow for multiple items |
| 645 | * spay_status - status. { enabled | disabled } |
| 646 | */ |
| 647 | $product_capabilities = array( |
| 648 | 'edit_post' => 'edit_posts', |
| 649 | 'read_post' => 'read_private_posts', |
| 650 | 'delete_post' => 'delete_posts', |
| 651 | 'edit_posts' => 'publish_posts', |
| 652 | 'edit_others_posts' => 'edit_others_posts', |
| 653 | 'publish_posts' => 'publish_posts', |
| 654 | 'read_private_posts' => 'read_private_posts', |
| 655 | ); |
| 656 | $product_args = array( |
| 657 | 'label' => esc_html__( 'Product', 'jetpack-paypal-payments' ), |
| 658 | 'description' => esc_html__( 'Simple Payments products', 'jetpack-paypal-payments' ), |
| 659 | 'supports' => array( 'title', 'editor', 'thumbnail', 'custom-fields', 'author' ), |
| 660 | 'hierarchical' => false, |
| 661 | 'public' => false, |
| 662 | 'show_ui' => false, |
| 663 | 'show_in_menu' => false, |
| 664 | 'show_in_admin_bar' => false, |
| 665 | 'show_in_nav_menus' => false, |
| 666 | 'can_export' => true, |
| 667 | 'has_archive' => false, |
| 668 | 'exclude_from_search' => true, |
| 669 | 'publicly_queryable' => false, |
| 670 | 'rewrite' => false, |
| 671 | 'capabilities' => $product_capabilities, |
| 672 | 'show_in_rest' => true, |
| 673 | ); |
| 674 | register_post_type( self::$post_type_product, $product_args ); |
| 675 | } |
| 676 | |
| 677 | /** |
| 678 | * Validate the block attributes |
| 679 | * |
| 680 | * @param array $attrs The block attributes, expected to contain: |
| 681 | * * email - an email address. |
| 682 | * * price - a float between 0.01 and 9999999999.99. |
| 683 | * * productId - the ID of the product being paid for. |
| 684 | * |
| 685 | * @return bool |
| 686 | */ |
| 687 | public function is_valid( $attrs ) { |
| 688 | if ( ! $this->validate_paypal_email( $attrs ) ) { |
| 689 | return false; |
| 690 | } |
| 691 | |
| 692 | if ( ! $this->validate_price( $attrs ) ) { |
| 693 | return false; |
| 694 | } |
| 695 | |
| 696 | if ( ! $this->validate_product( $attrs ) ) { |
| 697 | return false; |
| 698 | } |
| 699 | |
| 700 | return true; |
| 701 | } |
| 702 | |
| 703 | /** |
| 704 | * Check that the email address to make a payment to is valid |
| 705 | * |
| 706 | * @param array $attrs Key-value array of attributes. |
| 707 | * |
| 708 | * @return boolean |
| 709 | */ |
| 710 | private function validate_paypal_email( $attrs ) { |
| 711 | if ( empty( $attrs['email'] ) ) { |
| 712 | return false; |
| 713 | } |
| 714 | return (bool) filter_var( $attrs['email'], FILTER_VALIDATE_EMAIL ); |
| 715 | } |
| 716 | |
| 717 | /** |
| 718 | * Check that the price is valid |
| 719 | * |
| 720 | * @param array $attrs Key-value array of attributes. |
| 721 | * |
| 722 | * @return bool |
| 723 | */ |
| 724 | private function validate_price( $attrs ) { |
| 725 | if ( empty( $attrs['price'] ) ) { |
| 726 | return false; |
| 727 | } |
| 728 | return (bool) self::sanitize_price( $attrs['price'] ); |
| 729 | } |
| 730 | |
| 731 | /** |
| 732 | * Check that the stored product is valid |
| 733 | * |
| 734 | * Valid means it has a title, and the currency is accepted. |
| 735 | * |
| 736 | * @param array $attrs Key-value array of attributes. |
| 737 | * |
| 738 | * @return bool |
| 739 | */ |
| 740 | private function validate_product( $attrs ) { |
| 741 | if ( empty( $attrs['productId'] ) ) { |
| 742 | return false; |
| 743 | } |
| 744 | $product = $this->get_product( $attrs['productId'] ); |
| 745 | if ( ! $product ) { |
| 746 | return false; |
| 747 | } |
| 748 | // This title is the one used by paypal, it's set from the title set in the block content, unless the block |
| 749 | // content title is blank. |
| 750 | if ( ! get_the_title( $product ) ) { |
| 751 | return false; |
| 752 | } |
| 753 | |
| 754 | $currency = get_post_meta( $product->ID, 'spay_currency', true ); |
| 755 | return (bool) self::sanitize_currency( $currency ); |
| 756 | } |
| 757 | |
| 758 | /** |
| 759 | * Register Simple_Payments_Widget widget. |
| 760 | */ |
| 761 | public static function register_widget_simple_payments() { |
| 762 | if ( ! self::is_enabled_jetpack_simple_payments() ) { |
| 763 | return; |
| 764 | } |
| 765 | |
| 766 | register_widget( 'Automattic\Jetpack\Paypal_Payments\Widgets\Simple_Payments_Widget' ); |
| 767 | } |
| 768 | } |
| 769 | Simple_Payments::get_instance(); |