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