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Source View: image_sideload_extensions

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Line Code
1012            *  - `jpe`
1013            *  - `png`
1014            *  - `gif`
1015            *
1016            * @since 5.6.0
1017            *
1018            * @param string[] $allowed_extensions Array of allowed file extensions.
1019            * @param string   $file               The URL of the image to download.
1020            */
1021           $allowed_extensions = apply_filters( 'image_sideload_extensions', $allowed_extensions, $file );
1022           $allowed_extensions = array_map( 'preg_quote', $allowed_extensions );
1023
1024           // Set variables for storage, fix file filename for query strings.
1025           preg_match( '/[^\?]+\.(' . implode( '|', $allowed_extensions ) . ')\b/i', $file, $matches );
1026
1027           if ( ! $matches ) {
1028                return new WP_Error( 'image_sideload_failed', __( 'Invalid image URL.' ) );
1029           }
1030