= 0 && $red <= 255 ) && ( $green >= 0 && $green <= 255 ) && ( $blue >= 0 && $blue <= 255 ) ) { return "rgb({$red},{$green},{$blue})"; } } // If this is rgba, validate and return it elseif ( 'rgba(' === substr( $color, 0, 5 ) ) { sscanf( $color, 'rgba(%d,%d,%d,%f)', $red, $green, $blue, $alpha ); if ( ( $red >= 0 && $red <= 255 ) && ( $green >= 0 && $green <= 255 ) && ( $blue >= 0 && $blue <= 255 ) && $alpha >= 0 && $alpha <= 1 ) { return "rgba({$red},{$green},{$blue},{$alpha})"; } } elseif ( 0 === strpos( $color, 'gcid-' ) ) { return $color; } return false; } /** * Sanitize font icon * @param string * @param string * @return string */ function et_sanitize_font_icon( $font_icon, $symbols_function = 'default' ) { // Convert symbols into strings $font_icon = trim( $font_icon ); // @phpcs:ignore Generic.PHP.ForbiddenFunctions.Found $icon_symbols = is_callable( $symbols_function ) ? call_user_func( $symbols_function ) : et_pb_get_font_icon_symbols(); $icon_symbols = array_map( 'et_sanitize_font_icon_convert_icon_to_string', $icon_symbols ); // the exact font icon value is saved if ( 1 !== preg_match( "/^%%/", $font_icon ) ) { return in_array( $font_icon, $icon_symbols ) ? $font_icon : ''; } // the font icon value is saved in the following format: %%index_number%% // strip the %'s to get to end result: index_number $icon_index = (int) str_replace( '%', '', $font_icon ); return isset( $icon_symbols[ $icon_index ] ) ? $icon_symbols[ $icon_index ] : ''; } /** * Convert font hex-code font icons into strings so it can be compared * @param string * @return string */ function et_sanitize_font_icon_convert_icon_to_string( $icon ) { // Replace & with &. Otherwise, it'll incorrectly decoded $icon = str_replace( '&', '&', $icon ); // Decode return html_entity_decode( $icon ); } /** * Array of allowed html tags on short block * @return array */ function et_allowed_html_tags_short_block() { $allowed_tags = array( 'div' => array( 'class' => array(), 'id' => array(), ), 'span' => array( 'class' => array(), 'id' => array(), ), 'ol' => array( 'class' => array(), 'id' => array(), ), 'ul' => array( 'class' => array(), 'id' => array(), ), 'li' => array( 'class' => array(), 'id' => array(), ), 'p' => array( 'class' => array(), 'id' => array(), ), 'a' => array( 'href' => array(), 'class' => array(), 'id' => array(), 'rel' => array(), 'title' => array(), 'target' => array(), ), 'br' => array(), 'em' => array(), 'strong' => array(), ); return apply_filters( 'et_allowed_html_tags_short_block', $allowed_tags ); } /** * Sanitize short block html input * @return string */ function et_sanitize_html_input_text( $string ) { return wp_kses( $string, et_allowed_html_tags_short_block() ); } /** * Sanitize background repeat value * @return string */ function et_sanitize_background_repeat( $choosen ) { return et_sanitize_key_based_option( $choosen, et_divi_background_repeat_choices(), apply_filters( 'et_divi_background_repeat_default', 'repeat' ) ); } /** * Sanitize background attachment value * @return string */ function et_sanitize_background_attachment( $choosen ) { return et_sanitize_key_based_option( $choosen, et_divi_background_attachment_choices(), apply_filters( 'et_sanitize_background_attachment_default', 'scroll' ) ); }