<?php
namespace Elementor\Modules\AtomicWidgets\PropsResolver\Transformers;
use Elementor\Core\Utils\Svg\Svg_Sanitizer;
use Elementor\Modules\AtomicWidgets\PropsResolver\Props_Resolver_Context;
use Elementor\Modules\AtomicWidgets\PropsResolver\Transformer_Base;
use Elementor\Utils;
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
class Svg_Src_Transformer extends Transformer_Base {
const SVG_INLINE_STYLES = 'width: 100%; height: 100%; overflow: unset;';
public function transform( $value, Props_Resolver_Context $context ) {
$id = isset( $value['id'] ) ? (int) $value['id'] : null;
$url = $value['url'] ?? null;
if ( $id ) {
$resolved_url = wp_get_attachment_url( $id );
if ( $resolved_url ) {
$url = $resolved_url;
}
}
$svg_content = $this->fetch_svg_content( $id, $url );
$html = $svg_content ? $this->process_svg( $svg_content ) : '';
return [
'html' => $html,
'url' => $url,
];
}
private function fetch_svg_content( ?int $id, ?string $url ): ?string {
if ( $id ) {
$path = get_attached_file( $id );
$content = $path ? Utils::file_get_contents( $path ) : null;
if ( $content ) {
return $content;
}
}
if ( ! $url ) {
return null;
}
$local_path = $this->resolve_local_path( $url );
if ( $local_path ) {
$content = Utils::file_get_contents( $local_path );
if ( $content ) {
return $content;
}
}
$response = wp_safe_remote_get( $url );
if ( ! is_wp_error( $response ) ) {
return $response['body'];
}
return null;
}
private function resolve_local_path( string $url ): ?string {
$site_url = site_url();
if ( 0 !== strpos( $url, $site_url ) ) {
return null;
}
$relative = substr( $url, strlen( $site_url ) );
$path = ABSPATH . ltrim( $relative, '/' );
return file_exists( $path ) ? $path : null;
}
private function process_svg( string $content ): string {
$svg = new \WP_HTML_Tag_Processor( $content );
if ( ! $svg->next_tag( 'svg' ) ) {
return '';
}
$svg->set_attribute( 'fill', 'currentColor' );
$this->merge_inline_styles( $svg );
return ( new Svg_Sanitizer() )->sanitize( $svg->get_updated_html() );
}
private function merge_inline_styles( \WP_HTML_Tag_Processor $svg ): void {
$existing = trim( (string) $svg->get_attribute( 'style' ) );
$merged = empty( $existing )
? self::SVG_INLINE_STYLES
: rtrim( $existing, ';' ) . '; ' . self::SVG_INLINE_STYLES;
$svg->set_attribute( 'style', $merged );
}
}