1#@!#!123s

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Filename : ai.php
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<?php
namespace Elementor\Modules\Ai\Connect;

use Elementor\Core\Common\Modules\Connect\Apps\Library;

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class Ai extends Library {
	const API_URL = 'https://my.elementor.com/api/v2/ai/';

	const STYLE_PRESET = 'style_preset';
	const IMAGE_TYPE = 'image_type';
	const IMAGE_STRENGTH = 'image_strength';
	const ASPECT_RATIO = 'ratio';
	const IMAGE_RESOLUTION = 'image_resolution';

	const PROMPT = 'prompt';

	public function get_title() {
		return esc_html__( 'AI', 'elementor' );
	}

	protected function get_api_url() {
		return static::API_URL . '/';
	}

	public function get_usage() {
		return $this->ai_request(
			'POST',
			'status/check',
			[
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	/**
	 * get_file_payload
	 * @param $filename
	 * @param $file_type
	 * @param $file_path
	 * @param $boundary
	 *
	 * @return string
	 */
	private function get_file_payload( $filename, $file_type, $file_path, $boundary ) {
		$name = $filename ?? basename( $file_path );
		$mine_type = 'image' === $file_type ? image_type_to_mime_type( exif_imagetype( $file_path ) ) : $file_type;
		$payload = '';
		// Upload the file
		$payload .= '--' . $boundary;
		$payload .= "\r\n";
		$payload .= 'Content-Disposition: form-data; name="' . esc_attr( $name ) . '"; filename="' . esc_attr( $name ) . '"' . "\r\n";
		$payload .= 'Content-Type: ' . $mine_type . "\r\n";
		$payload .= "\r\n";
		$payload .= file_get_contents( $file_path );
		$payload .= "\r\n";

		return $payload;
	}

	private function get_upload_request_body( $body, $file, $boundary, $file_name = '' ) {
		$payload = '';
		// add all body fields as standard POST fields:
		foreach ( $body as $name => $value ) {
			$payload .= '--' . $boundary;
			$payload .= "\r\n";
			$payload .= 'Content-Disposition: form-data; name="' . esc_attr( $name ) . '"' . "\r\n\r\n";
			$payload .= $value;
			$payload .= "\r\n";
		}

		if ( is_array( $file ) ) {
			foreach ( $file as $key => $file_data ) {
				$payload .= $this->get_file_payload( $file_data['name'], $file_data['type'], $file_data['path'], $boundary );
			}
		} else {
			$image_mime = image_type_to_mime_type( exif_imagetype( $file ) );
			// @todo: add validation for supported image types

			if ( empty( $file_name ) ) {
				$file_name = basename( $file );
			}
			$payload .= $this->get_file_payload( $file_name, $image_mime, $file, $boundary );
		}

		$payload .= '--' . $boundary . '--';

		return $payload;
	}

	private function ai_request( $method, $endpoint, $body, $file = false, $file_name = '' ) {
		$headers = [
			'x-elementor-ai-version' => '2',
		];

		if ( $file ) {
			$boundary = wp_generate_password( 24, false );
			$body = $this->get_upload_request_body( $body, $file, $boundary, $file_name );
			// add content type header
			$headers['Content-Type'] = 'multipart/form-data; boundary=' . $boundary;
		}

		return $this->http_request(
			$method,
			$endpoint,
			[
				'timeout' => 50,
				'headers' => $headers,
				'body' => $body,
			],
			[
				'return_type' => static::HTTP_RETURN_TYPE_ARRAY,
			]
		);
	}

	public function set_get_started() {
		return $this->ai_request(
			'POST',
			'status/get-started',
			[
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	public function set_status_feedback( $response_id ) {
		return $this->ai_request(
			'POST',
			'status/feedback/' . $response_id,
			[
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	public function set_used_gallery_image( $image_id ) {
		return $this->ai_request(
			'POST',
			'status/used-gallery-image/' . $image_id,
			[
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	public function get_completion_text( $prompt ) {
		return $this->ai_request(
			'POST',
			'text/completion',
			[
				'prompt' => $prompt,
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	/**
	 * get_image_prompt_enhanced
	 * @param $prompt
	 *
	 * @return mixed|\WP_Error
	 */
	public function get_image_prompt_enhanced( $prompt ) {
		return $this->ai_request(
			'POST',
			'text/enhance-image-prompt',
			[
				'prompt' => $prompt,
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	public function get_edit_text( $input, $instruction ) {
		return $this->ai_request(
			'POST',
			'text/edit',
			[
				'input' => $input,
				'instruction' => $instruction,
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	public function get_custom_code( $prompt, $language ) {
		return $this->ai_request(
			'POST',
			'text/custom-code',
			[
				'prompt' => $prompt,
				'language' => $language,
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	public function get_custom_css( $prompt, $html_markup, $element_id ) {
		return $this->ai_request(
			'POST',
			'text/custom-css',
			[
				'prompt' => $prompt,
				'html_markup' => $html_markup,
				'element_id' => $element_id,
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	/**
	 * get_text_to_image
	 * @param $prompt
	 * @param $prompt_settings
	 *
	 * @return mixed|\WP_Error
	 */
	public function get_text_to_image( $prompt, $prompt_settings ) {
		return $this->ai_request(
			'POST',
			'image/text-to-image',
			[
				self::PROMPT => $prompt,
				self::IMAGE_TYPE => $prompt_settings[ self::IMAGE_TYPE ] . '/' . $prompt_settings[ self::STYLE_PRESET ],
				self::ASPECT_RATIO => $prompt_settings[ self::ASPECT_RATIO ],
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			]
		);
	}

	/**
	 * get_image_to_image
	 * @param $image_data
	 *
	 * @return mixed|\WP_Error
	 * @throws \Exception
	 */
	public function get_image_to_image( $image_data ) {
		$image_file = get_attached_file( $image_data['attachment_id'] );

		if ( ! $image_file ) {
			throw new \Exception( 'Image file not found' );
		}

		$result = $this->ai_request(
			'POST',
			'image/image-to-image',
			[
				self::PROMPT => $image_data[ self::PROMPT ],
				self::IMAGE_TYPE => $image_data['promptSettings'][ self::IMAGE_TYPE ] . '/' . $image_data['promptSettings'][ self::STYLE_PRESET ],
				self::IMAGE_STRENGTH => $image_data['promptSettings'][ self::IMAGE_STRENGTH ],
				self::ASPECT_RATIO => $image_data['promptSettings'][ self::ASPECT_RATIO ],
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			],
			$image_file,
			'image'
		);

		return $result;
	}

	/**
	 * get_image_to_image_upscale
	 * @param $image_data
	 *
	 * @return mixed|\WP_Error
	 * @throws \Exception
	 */
	public function get_image_to_image_upscale( $image_data ) {
		$image_file = get_attached_file( $image_data['attachment_id'] );

		if ( ! $image_file ) {
			throw new \Exception( 'Image file not found' );
		}

		$result = $this->ai_request(
			'POST',
			'image/image-to-image/upscale',
			[
				self::IMAGE_RESOLUTION => $image_data['promptSettings']['upscale_to'],
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			],
			$image_file,
			'image'
		);

		return $result;
	}

	/**
	 * store_temp_file
	 * used to store a temp file for the AI request and deletes it once the request is done
	 * @param $file_content
	 * @param $file_ext
	 *
	 * @return string
	 */
	private function store_temp_file( $file_content, $file_ext = '' ) {
		$temp_file = str_replace( '.tmp', '', wp_tempnam() . $file_ext );
		file_put_contents( $temp_file, $file_content );
		// make sure the temp file is deleted on shutdown
		register_shutdown_function( function () use ( $temp_file ) {
			if ( file_exists( $temp_file ) ) {
				unlink( $temp_file );
			}
		} );
		return $temp_file;
	}

	/**
	 * get_image_to_image_out_painting
	 * @param $image_data
	 *
	 * @return mixed|\WP_Error
	 * @throws \Exception
	 */
	public function get_image_to_image_out_painting( $image_data ) {
		$img_content = str_replace( ' ', '+', $image_data['mask'] );
		$img_content = substr( $img_content, strpos( $img_content, ',' ) + 1 );
		$img_content = base64_decode( $img_content );
		$mask_file = $this->store_temp_file( $img_content, '.png' );

		if ( ! $mask_file ) {
			throw new \Exception( 'Expended Image file not found' );
		}

		$result = $this->ai_request(
			'POST',
			'image/image-to-image/outpainting',
			[
				self::PROMPT => $image_data[ self::PROMPT ],
				self::IMAGE_TYPE => '',
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			],
			[
				[
					'name' => 'image',
					'type' => 'image',
					'path' => $mask_file,
				],
			]
		);

		return $result;
	}

	/**
	 * get_image_to_image_mask
	 * @param $image_data
	 *
	 * @return mixed|\WP_Error
	 * @throws \Exception
	 */
	public function get_image_to_image_mask( $image_data ) {
		$image_file = get_attached_file( $image_data['attachment_id'] );
		$mask_file = $this->store_temp_file( $image_data['mask'], '.svg' );

		if ( ! $image_file ) {
			throw new \Exception( 'Image file not found' );
		}

		if ( ! $mask_file ) {
			throw new \Exception( 'Mask file not found' );
		}

		$result = $this->ai_request(
			'POST',
			'image/image-to-image/inpainting',
			[
				self::PROMPT => $image_data[ self::PROMPT ],
				self::IMAGE_TYPE => $image_data['promptSettings'][ self::IMAGE_TYPE ] . '/' . $image_data['promptSettings'][ self::STYLE_PRESET ],
				self::IMAGE_STRENGTH => $image_data['promptSettings'][ self::IMAGE_STRENGTH ],
				'api_version' => ELEMENTOR_VERSION,
				'site_lang' => get_bloginfo( 'language' ),
			],
			[
				[
					'name' => 'image',
					'type' => 'image',
					'path' => $image_file,
				],
				[
					'name' => 'mask_image',
					'type' => 'image/svg+xml',
					'path' => $mask_file,
				],
			]
		);

		return $result;
	}

	protected function init() {}
}