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<?php
/**
* Zipwp Images API
*
* @since 1.0.0
* @package Zipwp Images API
*/
namespace ZipWP_Images\Classes;
/**
* Ai_Builder
*/
class Zipwp_Images_Api {
/**
* Instance
*
* @access private
* @var object Class Instance.
* @since 1.0.0
*/
private static $instance = null;
/**
* Initiator
*
* @since 1.0.0
* @return object initialized object of class.
*/
public static function get_instance() {
if ( null === self::$instance ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Constructor.
*
* @since 1.0.0
*/
public function __construct() {
add_action( 'rest_api_init', array( $this, 'register_route' ) );
add_action( 'wp_ajax_zipwp_images_insert_image', array( $this, 'zipwp_insert_image' ) );
}
/**
* Get api domain
*
* @since 1.0.0
* @return string
*/
public function get_api_domain() {
return trailingslashit( defined( 'ZIPWP_API' ) ? ZIPWP_API : 'https://api.zipwp.com/api/' );
}
/**
* Get api namespace
*
* @since 1.0.0
* @return string
*/
public function get_api_namespace() {
return 'zipwp-images/v1';
}
/**
* Get API headers
*
* @since 1.0.0
* @return array<string, string>
*/
public function get_api_headers() {
return array(
'Content-Type' => 'application/json',
'Accept' => 'application/json',
);
}
/**
* Check whether a given request has permission to read notes.
*
* @param object $request WP_REST_Request Full details about the request.
* @return object|boolean
*/
public function get_item_permissions_check( $request ) {
if ( ! current_user_can( 'manage_options' ) ) {
return new \WP_Error(
'gt_rest_cannot_access',
__( 'Sorry, you are not allowed to do that.', 'astra-sites' ),
array( 'status' => rest_authorization_required_code() )
);
}
return true;
}
/**
* Load all the required files in the importer.
*
* @since 1.0.0
* @return void
*/
public function register_route() {
register_rest_route(
$this->get_api_namespace(),
'/images/',
array(
array(
'methods' => \WP_REST_Server::CREATABLE,
'callback' => array( $this, 'get_images' ),
'permission_callback' => array( $this, 'get_item_permissions_check' ),
'args' => array(
'keywords' => array(
'type' => 'string',
'required' => true,
),
'per_page' => array(
'type' => 'string',
'required' => false,
),
'page' => array(
'type' => 'string',
'required' => false,
),
'orientation' => array(
'type' => 'string',
'sanitize_callback' => 'sanitize_text_field',
'required' => false,
),
'engine' => array(
'type' => 'string',
'required' => false,
'sanitize_callback' => 'sanitize_text_field',
),
'filter' => array(
'type' => 'string',
'required' => false,
'sanitize_callback' => 'sanitize_text_field',
),
'color' => array(
'type' => 'string',
'required' => false,
'sanitize_callback' => 'sanitize_text_field',
),
),
),
)
);
}
/**
* Get Images.
*
* @param \WP_REST_Request $request Request object.
* @return mixed
*/
public function get_images( $request ) {
$nonce = $request->get_header( 'X-WP-Nonce' );
// Verify the nonce.
if ( ! wp_verify_nonce( sanitize_text_field( (string) $nonce ), 'wp_rest' ) ) {
wp_send_json_error(
array(
'data' => __( 'Nonce verification failed.', 'astra-sites' ),
'status' => false,
)
);
}
$api_endpoint = $this->get_api_domain() . 'images/';
$post_data = array(
'keywords' => isset( $request['keywords'] ) && ! empty( $request['keywords'] ) ? [ $request['keywords'] ] : [ 'people' ],
'per_page' => isset( $request['per_page'] ) ? $request['per_page'] : 20,
'page' => isset( $request['page'] ) ? sanitize_text_field( $request['page'] ) : '1',
// Expected orientation values are all, landscape, portrait.
'orientation' => isset( $request['orientation'] ) ? sanitize_text_field( $request['orientation'] ) : '',
'color' => isset( $request['color'] ) ? sanitize_text_field( $request['color'] ) : '',
// Expected filter values are newest, popular.
'filter' => isset( $request['filter'] ) ? sanitize_text_field( $request['filter'] ) : 'popular',
'engine' => isset( $request['engine'] ) ? sanitize_text_field( $request['engine'] ) : 'pexels',
'details' => true,
);
switch ( $post_data['engine'] ) {
case 'pexels':
// sort=popular.
$post_data['filter'] = 'popular' === $post_data['filter'] ? 'popular' : 'desc';
break;
case 'pixabay':
// order=popular.
$post_data['filter'] = 'popular' === $post_data['filter'] ? 'popular' : 'latest';
break;
}
$request_args = array(
'body' => wp_json_encode( $post_data ),
'headers' => $this->get_api_headers(),
'timeout' => 100,
);
$response = wp_safe_remote_post( $api_endpoint, $request_args ); // @phpstan-ignore-line
if ( is_wp_error( $response ) ) {
// There was an error in the request.
wp_send_json_error(
array(
'data' => 'Failed ' . $response->get_error_message(),
'status' => false,
)
);
}
$response_code = wp_remote_retrieve_response_code( $response );
$response_body = wp_remote_retrieve_body( $response );
if ( 200 === $response_code ) {
$response_data = json_decode( $response_body, true );
// Get image sizes and add to the each image.
$images = is_array( $response_data ) && isset( $response_data['images'] ) ? $response_data['images'] : [];
foreach ( $images as $key => $image ) {
$images[ $key ]['sizes'] = $this->get_image_size( $image );
}
wp_send_json_success(
array(
'data' => $images,
'status' => true,
)
);
} else {
wp_send_json_error(
array(
'data' => 'Failed',
'status' => false,
)
);
}
}
/**
* Download and save the image in the media library.
*
* @since 1.0.0
* @return void
*/
public function zipwp_insert_image() {
// Verify Nonce.
check_ajax_referer( 'zipwp-images', '_ajax_nonce' );
if ( ! current_user_can( 'upload_files' ) ) {
wp_send_json_error( __( 'You are not allowed to perform this action', 'astra-sites' ) );
}
$url = isset( $_POST['url'] ) ? sanitize_url( $_POST['url'] ) : false; // phpcs:ignore -- We need to remove this ignore once the WPCS has released this issue fix - https://github.com/WordPress/WordPress-Coding-Standards/issues/2189.
$name = isset( $_POST['name'] ) ? sanitize_text_field( $_POST['name'] ) : false;
$desc = isset( $_POST['description'] ) ? sanitize_text_field( $_POST['description'] ) : '';
$photo_id = isset( $_POST['id'] ) ? absint( sanitize_key( $_POST['id'] ) ) : 0;
if ( 0 === $photo_id ) {
wp_send_json_error( __( 'Need to send photo ID', 'astra-sites' ) );
}
if ( false === $url ) {
wp_send_json_error( __( 'Need to send URL of the image to be downloaded', 'astra-sites' ) );
}
$image = '';
$result = array();
$name = preg_replace( '/\.[^.]+$/', '', (string) $name ) . '-' . $photo_id . '.jpg';
$image = $this->create_image_from_url( $url, $name, (string) $photo_id, $desc );
if ( empty( $image ) ) {
wp_send_json_error( __( 'Could not download the image.', 'astra-sites' ) );
}
$image = intval( $image );
$result['attachmentData'] = wp_prepare_attachment_for_js( $image );
if ( did_action( 'elementor/loaded' ) ) {
$result['data'] = $this->get_attachment_data( $image );
}
// Save downloaded image reference to an option.
if ( 0 !== $photo_id ) {
$saved_images = get_option( 'zipwp-images-saved-images', array() );
if ( empty( $saved_images ) ) {
$saved_images = array();
}
$saved_images[] = $photo_id;
update_option( 'zipwp-images-saved-images', $saved_images, false );
}
$result['updated-saved-images'] = get_option( 'zipwp-images-saved-images', array() );
wp_send_json_success( $result );
}
/**
* Create the image and return the new media upload id.
*
* @param String $url URL to pixabay image.
* @param String $name Name to pixabay image.
* @param String $photo_id Photo ID to pixabay image.
* @param String $description Description to pixabay image.
* @see http://codex.wordpress.org/Function_Reference/wp_insert_attachment#Example
*
* @return mixed
*/
public function create_image_from_url( $url, $name, $photo_id, $description = '' ) {
require_once ABSPATH . 'wp-admin/includes/media.php';
require_once ABSPATH . 'wp-admin/includes/file.php';
require_once ABSPATH . 'wp-admin/includes/image.php';
$file_array = array();
$file_array['name'] = wp_basename( $name );
// Download file to temp location.
$file_array['tmp_name'] = download_url( $url );
// If error storing temporarily, return the error.
if ( is_wp_error( $file_array['tmp_name'] ) ) {
return $file_array;
}
// Do the validation and storage stuff.
$id = media_handle_sideload( $file_array, 0, null );
// If error storing permanently, unlink.
if ( is_wp_error( $id ) ) {
@unlink( $file_array['tmp_name'] ); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged, WordPressVIPMinimum.Functions.RestrictedFunctions.file_ops_unlink -- Deleting the file from temp location.
return $id;
}
$alt = ( '' === $description ) ? $name : $description;
// Store the original attachment source in meta.
add_post_meta( $id, '_source_url', $url );
update_post_meta( $id, 'zipwp-images', $photo_id );
update_post_meta( $id, '_wp_attachment_image_alt', $alt );
return $id;
}
/**
* Import Image.
*
* @since 1.0.0
* @param int $image Downloaded Image id.
* @return array<string, array<int, array<string, mixed>>>
*/
public function get_attachment_data( $image ) {
if ( empty( $image ) || ! class_exists( 'Elementor\Utils' ) ) {
return array();
}
return array(
'content' => array(
array(
'id' => \Elementor\Utils::generate_random_string(),
'elType' => 'section',
'settings' => array(),
'isInner' => false,
'elements' => array(
array(
'id' => \Elementor\Utils::generate_random_string(),
'elType' => 'column',
'elements' => array(
array(
'id' => \Elementor\Utils::generate_random_string(),
'elType' => 'widget',
'settings' => array(
'image' => array(
'url' => wp_get_attachment_url( $image ),
'id' => $image,
),
'image_size' => 'full',
),
'widgetType' => 'image',
),
),
'isInner' => false,
),
),
),
),
);
}
/**
* Image size.
*
* @since 1.0.0
* @param array<string, array<string, mixed>> $image Image Array.
*
* @return array<int, array<string, mixed>>
*/
public function get_image_size( $image ) {
$sizes = array();
if ( empty( $image['details'] ) ) {
return $sizes;
}
switch ( $image['engine'] ) {
case 'pexels':
$available_image_sizes = $image['details']['src'];
if ( is_array( $available_image_sizes ) ) {
foreach ( $available_image_sizes as $size_key => $url ) {
$dimensions = $this->get_image_dimensions( $url );
$value = array(
'id' => $size_key,
'url' => $url,
'width' => $dimensions['width'],
'height' => $dimensions['height'],
);
$sizes[] = $value;
}
}
return $sizes;
case 'pixabay':
$sizes = array(
array(
'id' => 'original',
'url' => $image['details']['largeImageURL'],
'width' => $image['details']['webformatWidth'],
'height' => $image['details']['webformatHeight'],
),
array(
'id' => 'medium',
'url' => $image['details']['webformatURL'],
'width' => $image['details']['webformatWidth'],
'height' => $image['details']['webformatHeight'],
),
array(
'id' => 'small',
'url' => $image['details']['previewURL'],
'width' => $image['details']['previewWidth'],
'height' => $image['details']['previewHeight'],
),
);
return $sizes;
default:
return $sizes;
}
}
/**
* Get width and height of the image.
*
* @since 1.0.0
* @param string $url Image URL.
* @return array<string, array<string, string>|string>
*/
public function get_image_dimensions( $url ) {
$clean_url = esc_url_raw( $url );
parse_str( explode( '?', $clean_url )[1], $query_params );
return array(
'width' => $query_params['w'] ?? '',
'height' => $query_params['h'] ?? '',
);
}
}
/**
* Kicking this off by calling 'get_instance()' method
*/
Zipwp_Images_Api::get_instance();