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<?php
namespace Automattic\WooCommerce\Blocks\AIContent;
use Automattic\WooCommerce\Blocks\AI\Connection;
use Automattic\WooCommerce\Blocks\Images\Pexels;
use WP_Error;
/**
* ContentProcessor class.
*
* Process images for content
*
* @internal
*/
class ContentProcessor {
/**
* Summarize the business description to ensure better results are returned by AI.
*
* @param string $business_description The business description.
* @param Connection $ai_connection The AI connection.
* @param string $token The JWT token.
* @param integer $character_limit The character limit for the business description.
*
* @return mixed|WP_Error
*/
public static function summarize_business_description( $business_description, $ai_connection, $token, $character_limit = 150 ) {
if ( empty( $business_description ) ) {
return new WP_Error( 'business_description_not_found', __( 'No business description provided for generating AI content.', 'woocommerce' ) );
}
if ( strlen( $business_description ) > $character_limit ) {
$prompt = sprintf( 'You are a professional writer. Read the following business description and write a text with less than %s characters to summarize the products the business is selling: "%s". Make sure you do not add double quotes in your response. Do not add any explanations in the response', $character_limit, $business_description );
$response = $ai_connection->fetch_ai_response( $token, $prompt, 30 );
$business_description = $response['completion'] ?? $business_description;
}
return $business_description;
}
/**
* Ensure that images are provided for assignment to products and patterns.
*
* @param array|WP_Error $images The array of images.
* @param Connection $ai_connection The AI connection.
* @param string $token The JWT token.
* @param string $business_description The business description.
*
* @return array|int|mixed|string|WP_Error
*/
public static function verify_images( $images, $ai_connection, $token, $business_description ) {
if ( ! is_wp_error( $images ) && ! empty( $images['images'] ) && ! empty( $images['search_term'] ) ) {
return $images;
}
$images = ( new Pexels() )->get_images( $ai_connection, $token, $business_description );
if ( is_wp_error( $images ) ) {
return $images;
}
if ( empty( $images['images'] ) || empty( $images['search_term'] ) ) {
return new WP_Error( 'images_not_found', __( 'No images provided for generating AI content.', 'woocommerce' ) );
}
return $images;
}
/**
* Adjust the size of images for optimal performance on products and patterns.
*
* @param string $image_url The image URL.
* @param string $usage_type The usage type of the image. Either 'products' or 'patterns'.
*
* @return string
*/
public static function adjust_image_size( $image_url, $usage_type ) {
$parsed_url = wp_parse_url( $image_url );
if ( ! isset( $parsed_url['query'] ) ) {
return $image_url;
}
$width = 'products' === $usage_type ? 400 : 500;
parse_str( $parsed_url['query'], $query_params );
unset( $query_params['h'], $query_params['w'] );
$query_params['w'] = $width;
$url = $parsed_url['scheme'] . '://' . $parsed_url['host'] . $parsed_url['path'];
return add_query_arg( $query_params, $url );
}
}
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