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wp-content/plugins/jetpack-boost/app/rest-api/endpoints/class-list-cornerstone-pages.php

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+<?php
+/**
+ * Create a new request for cornerstone pages.
+ *
+ * Handler for GET '/list-cornerstone-pages'.
+ */
+
+namespace Automattic\Jetpack_Boost\REST_API\Endpoints;
+
+use Automattic\Jetpack_Boost\Lib\Cornerstone\Cornerstone_Utils;
+use Automattic\Jetpack_Boost\REST_API\Contracts\Endpoint;
+use Automattic\Jetpack_Boost\REST_API\Permissions\Signed_With_Blog_Token;
+
+class List_Cornerstone_Pages implements Endpoint {
+
+	public function request_methods() {
+		return \WP_REST_Server::READABLE;
+	}
+
+	public function response( $_request ) {
+		return rest_ensure_response( Cornerstone_Utils::get_list() );
+	}
+
+	public function permissions() {
+		return array(
+			new Signed_With_Blog_Token(),
+		);
+	}
+
+	public function name() {
+		return '/list-cornerstone-pages';
+	}
+}

wp-content/plugins/jetpack-boost/app/rest-api/endpoints/class-list-lcp-analysis.php

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+<?php
+/**
+ * Create a new request for LCP analysis data.
+ *
+ * Handler for GET '/list-lcp-analysis'.
+ */
+
+namespace Automattic\Jetpack_Boost\REST_API\Endpoints;
+
+use Automattic\Jetpack_Boost\Modules\Optimizations\Lcp\LCP_Utils;
+use Automattic\Jetpack_Boost\REST_API\Contracts\Endpoint;
+use Automattic\Jetpack_Boost\REST_API\Permissions\Signed_With_Blog_Token;
+
+class List_LCP_Analysis implements Endpoint {
+
+	public function request_methods() {
+		return \WP_REST_Server::READABLE;
+	}
+
+	public function response( $_request ) {
+		return rest_ensure_response( LCP_Utils::get_analysis_data() );
+	}
+
+	public function permissions() {
+		return array(
+			new Signed_With_Blog_Token(),
+		);
+	}
+
+	public function name() {
+		return '/list-lcp-analysis';
+	}
+}

wp-content/plugins/jetpack-boost/app/rest-api/endpoints/class-list-site-urls.php

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+<?php
+/**
+ * Create a new request for site urls.
+ *
+ * Handler for GET '/list-site-urls'.
+ */
+
+namespace Automattic\Jetpack_Boost\REST_API\Endpoints;
+
+use Automattic\Jetpack_Boost\Lib\Site_Urls;
+use Automattic\Jetpack_Boost\REST_API\Contracts\Endpoint;
+use Automattic\Jetpack_Boost\REST_API\Permissions\Signed_With_Blog_Token;
+
+class List_Site_Urls implements Endpoint {
+
+	public function request_methods() {
+		return \WP_REST_Server::READABLE;
+	}
+
+	public function response( $_request ) {
+		return rest_ensure_response( Site_Urls::get() );
+	}
+
+	public function permissions() {
+		return array(
+			new Signed_With_Blog_Token(),
+		);
+	}
+
+	public function name() {
+		return '/list-site-urls';
+	}
+}

wp-content/plugins/jetpack-boost/app/rest-api/endpoints/class-list-source-providers.php

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+<?php
+/**
+ * Create a new request for source providers.
+ *
+ * Handler for GET '/list-source-providers'.
+ */
+
+namespace Automattic\Jetpack_Boost\REST_API\Endpoints;
+
+use Automattic\Jetpack_Boost\Lib\Critical_CSS\Source_Providers\Source_Providers;
+use Automattic\Jetpack_Boost\REST_API\Contracts\Endpoint;
+use Automattic\Jetpack_Boost\REST_API\Permissions\Signed_With_Blog_Token;
+
+class List_Source_Providers implements Endpoint {
+
+	public function request_methods() {
+		return \WP_REST_Server::READABLE;
+	}
+
+	public function response( $_request ) {
+		$providers = new Source_Providers();
+		return rest_ensure_response( $providers->get_provider_sources() );
+	}
+
+	public function permissions() {
+		return array(
+			new Signed_With_Blog_Token(),
+		);
+	}
+
+	public function name() {
+		return '/list-source-providers';
+	}
+}

wp-content/plugins/jetpack-boost/app/rest-api/endpoints/class-update-cloud-css.php

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+<?php
+/**
+ * Save generated cloud critical CSS.
+ *
+ * This endpoint is used by WP.com to push the generated CSS to the boost plugin.
+ */
+
+namespace Automattic\Jetpack_Boost\REST_API\Endpoints;
+
+use Automattic\Jetpack_Boost\Lib\Critical_CSS\Critical_CSS_State;
+use Automattic\Jetpack_Boost\Lib\Critical_CSS\Critical_CSS_Storage;
+use Automattic\Jetpack_Boost\REST_API\Contracts\Endpoint;
+use Automattic\Jetpack_Boost\REST_API\Permissions\Signed_With_Blog_Token;
+use WP_REST_Server;
+
+/**
+ * Handler for POST cloud-css/update. Expects the following body params:
+ * - success: boolean - False if the whole Critical CSS job failed.
+ * - message: string containing an error message if success is false.
+ * - providers: Object containing one result for each provider_key:
+ *
+ * Each provider key contains:
+ * - success: boolean - False if this provider key failed.
+ * - data: Either a successful CSS block, or a CSS error.
+ *
+ * Each CSS block looks like:
+ * - css: string - containing CSS data.
+ *
+ * Each CSS error looks like:
+ * - urls: Object describing each URL which failed. Keys are URLs.
+ *
+ * Each URL failure looks like:
+ * - message: string - containing an error message.
+ * - type: string - machine readable error type.
+ * - meta: Object - JSON string compatible object containing extra metadata for consumption in the UI.
+ */
+class Update_Cloud_CSS implements Endpoint {
+
+	public function name() {
+		return 'cloud-css/update';
+	}
+
+	public function request_methods() {
+		return WP_REST_Server::EDITABLE;
+	}
+
+	public function response( $request ) {
+		$state          = new Critical_CSS_State();
+		$storage        = new Critical_CSS_Storage();
+		$params         = $request->get_params();
+		$providers      = empty( $params['providers'] ) || ! is_array( $params['providers'] ) ? array() : $params['providers'];
+		$api_successful = array( 'success' => true );
+
+		// If success is false, the whole Cloud CSS generation process failed.
+		if ( empty( $params['success'] ) ) {
+			if ( empty( $params['message'] ) || ! is_string( $params['message'] ) ) {
+				$error = __( 'An unknown error occurred', 'jetpack-boost' );
+			} else {
+				$error = $params['message'];
+			}
+
+			$state->set_error( $error );
+			$state->save();
+
+			return $api_successful;
+		}
+
+		// Update each provider.
+		foreach ( $providers as $provider_key => $result ) {
+			if ( ! isset( $result['data'] ) ) {
+				return new \WP_Error( 'invalid_data', __( 'Invalid request; missing data element', 'jetpack-boost' ) );
+			}
+
+			$data = $result['data'];
+
+			// Success
+			if ( ! empty( $result['success'] ) && ! empty( $data['css'] ) && is_string( $data['css'] ) ) {
+				$storage->store_css( $provider_key, $data['css'] );
+				$state->set_provider_success( $provider_key );
+				continue;
+			}
+
+			// Failures must have an array of urls.
+			if ( empty( $data['urls'] ) || ! is_array( $data['urls'] ) ) {
+				return new \WP_Error( 'invalid_data', __( 'Invalid request; missing urls element', 'jetpack-boost' ) );
+			}
+
+			$state->set_provider_errors( $provider_key, $this->flatten_url_errors( $data['urls'] ) );
+		}
+
+		// Save the state changes.
+		$state->save();
+
+		return $api_successful;
+	}
+
+	/**
+	 * Errors arrive from Shield in an associative array with the URL as the key.
+	 * This function flattens the array into a list of assoc arrays with the URL in each member.
+	 */
+	private function flatten_url_errors( $errors ) {
+		$flat_errors = array();
+
+		foreach ( $errors as $url => $error ) {
+			$flat_errors[] = array_merge( array( 'url' => $url ), $error );
+		}
+
+		return $flat_errors;
+	}
+
+	public function permissions() {
+		return array(
+			new Signed_With_Blog_Token(),
+		);
+	}
+}

wp-content/plugins/jetpack-boost/app/rest-api/endpoints/class-update-lcp.php

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+<?php
+/**
+ * Save generated LCP data.
+ *
+ * This endpoint is used by WP.com to push the generated LCP data to the boost plugin.
+ */
+
+namespace Automattic\Jetpack_Boost\REST_API\Endpoints;
+
+use Automattic\Jetpack_Boost\Modules\Optimizations\Lcp\LCP_State;
+use Automattic\Jetpack_Boost\Modules\Optimizations\Lcp\LCP_Storage;
+use Automattic\Jetpack_Boost\REST_API\Contracts\Endpoint;
+use Automattic\Jetpack_Boost\REST_API\Permissions\Signed_With_Blog_Token;
+use WP_REST_Server;
+
+/**
+ * Handler for POST lcp/update. Expects the following body params:
+ * - success: boolean - False if the whole LCP job failed.
+ * - message: string - Error message if success is false.
+ * - data: object - All results from the LCP job:
+ *
+ * Each data key contains:
+ * - key: string - The key of the page.
+ * - url: string - The URL of the page.
+ * - devices: object - The LCP data for both mobile and desktop.
+ *
+ * Each device key contains:
+ * - success: boolean - False if this device key failed.
+ * - element: string - The selector of the LCP element.
+ * - type: string - The type of the LCP element. Either 'img' or 'background-image'.
+ * - url: string - Only for 'img' elements. The URL of LCP element.
+ * - html: string - The HTML of the LCP element.
+ * - report: object - The full report of the LCP element.
+ */
+class Update_LCP implements Endpoint {
+
+	public function name() {
+		return 'lcp/update';
+	}
+
+	public function request_methods() {
+		return WP_REST_Server::EDITABLE;
+	}
+
+	public function response( $request ) {
+		$state          = new LCP_State();
+		$storage        = new LCP_Storage();
+		$params         = $request->get_params();
+		$pages          = empty( $params['data'] ) || ! is_array( $params['data'] ) ? array() : $params['data'];
+		$api_successful = array( 'success' => true );
+
+		// If success is false, the whole LCP generation process failed.
+		if ( empty( $params['success'] ) ) {
+			if ( empty( $params['message'] ) || ! is_string( $params['message'] ) ) {
+				$error = __( 'An unknown error occurred', 'jetpack-boost' );
+			} else {
+				$error = $params['message'];
+			}
+
+			$state->set_error( $error );
+			$state->save();
+
+			return $api_successful;
+		}
+
+		foreach ( $pages as $entry ) {
+			if ( $entry['success'] ) {
+				$state->set_page_success( $entry['key'] );
+			} else {
+				$errors = array();
+				foreach ( $entry['reports'] as $report ) {
+					if ( isset( $report['success'] ) && false === $report['success'] && ! empty( $report['data'] ) ) {
+						$errors[] = $report['data'];
+					}
+				}
+
+				$state->set_page_errors( $entry['key'], $errors );
+			}
+
+			// Store the LCP data for this page.
+			$storage->store_lcp( $entry['key'], $entry['reports'] );
+
+			// Failures must have an array of urls.
+			// @TODO: figure out what to do with failures.
+		}
+
+		// Save the state changes.
+		$state->save();
+
+		return $api_successful;
+	}
+
+	public function permissions() {
+		return array(
+			new Signed_With_Blog_Token(),
+		);
+	}
+}