feat(api): adds filter for restricting watermark based on image sourc…

…e urls

inc/image.php

@@ -93,11 +93,11 @@ private function set_defaults() {
 	/**
 	 * Return transformed url.
 	 *
-	 * @param bool $signed Either will be signed or not.
+	 * @param array $params Either will be signed or not.
 	 *
 	 * @return string Transformed image url.
 	 */
-	public function get_url( $signed = false ) {
+	public function get_url( $params = [] ) {
 		$path_parts = array();
 
 		$path_parts[] = $this->width->toString();
@@ -108,15 +108,15 @@ public function get_url( $signed = false ) {
 			$path_parts[] = $this->resize->toString();
 		}
 
-		if ( is_array( self::$watermark->get() ) && isset( self::$watermark->get()['id'] ) && self::$watermark->get()['id'] > 0 ) {
+		if ( isset( $params['apply_watermark'] ) && $params['apply_watermark'] && is_array( self::$watermark->get() ) && isset( self::$watermark->get()['id'] ) && self::$watermark->get()['id'] > 0 ) {
 			$path_parts[] = self::$watermark->toString();
 		}
 
 		$path = '/' . $this->source_url;
 
 		$path = sprintf( '/%s%s', implode( '/', $path_parts ), $path );
 
-		if ( $signed ) {
+		if ( isset( $params['signed'] ) && $params['signed'] ) {
 			$path = sprintf( '/%s%s', $this->get_signature( $path ), $path );
 		}
 

inc/url_replacer.php

@@ -128,9 +128,9 @@ public function init() {
 	 */
 	public function build_image_url(
 		$url, $args = array(
-			'width'  => 'auto',
-			'height' => 'auto',
-		)
+		'width'  => 'auto',
+		'height' => 'auto',
+	)
 	) {
 
 		if ( apply_filters( 'optml_dont_replace_url', false, $url ) ) {
@@ -184,7 +184,10 @@ public function build_image_url(
 			$args['height'] = $args['height'] > $this->max_height ? $this->max_height : $args['height'];
 		}
 
-		$new_url = ( new Optml_Image( $url, $args ) )->get_url( $this->settings->use_lazyload() ? false : $this->is_allowed_site );
+		$new_url = ( new Optml_Image( $url, $args ) )->get_url( [
+			'signed'          => $this->settings->use_lazyload() ? false : $this->is_allowed_site,
+			'apply_watermark' => apply_filters( 'optml_apply_watermark_for', true, $url )
+		] );
 
 		return $is_slashed ? addcslashes( $new_url, '/' ) : $new_url;
 	}