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<?php
namespace DesignGrid;
class BlackdsnBaseAttr {
/**
*
* Holds all the render attributes of the element. Used to store data like
* the HTML class name and the class value, or HTML element ID name and value.
*
* @access private
*
* @var array
*/
private $render_attributes = [];
/**
* @param $element
* @param null $key
* @param null $value
* @param false $overwrite
*
* @return $this
*/
public function add_render_attribute( $element, $key = null, $value = null, $overwrite = false ) {
if ( is_array( $element ) ) {
foreach ( $element as $element_key => $attributes ) {
$this->add_render_attribute( $element_key, $attributes, null, $overwrite );
}
return $this;
}
if ( is_array( $key ) ) {
foreach ( $key as $attribute_key => $attributes ) {
$this->add_render_attribute( $element, $attribute_key, $attributes, $overwrite );
}
return $this;
}
if ( empty( $this->render_attributes[ $element ][ $key ] ) ) {
$this->render_attributes[ $element ][ $key ] = [];
}
settype( $value, 'array' );
if ( $overwrite ) {
$this->render_attributes[ $element ][ $key ] = $value;
} else {
$this->render_attributes[ $element ][ $key ] = array_merge( $this->render_attributes[ $element ][ $key ],
$value );
}
return $this;
}
/**
* @param array $element
* @param null $key
* @param null $value
* @param false $overwrite
*
* @return $this
*/
public function add_render_duplicate_attribute( array $element, $key = null, $value = null, $overwrite = false ) {
foreach ( $element as $element_key ):
$this->add_render_attribute( $element_key, $key, $value, $overwrite );
endforeach;
return $this;
}
/**
* @param string $element
* @param string $key
*
* @return array|mixed|null
*/
public function get_render_attributes( $element = '', $key = '' ) {
$attributes = $this->render_attributes;
if ( $element ) {
if ( ! isset( $attributes[ $element ] ) ) {
return null;
}
$attributes = $attributes[ $element ];
if ( $key ) {
if ( ! isset( $attributes[ $key ] ) ) {
return null;
}
$attributes = $attributes[ $key ];
}
}
return $attributes;
}
/**
* @param $element
* @param null $key
* @param null $values
*/
public function remove_render_attribute( $element, $key = null, $values = null ) {
if ( $key && ! isset( $this->render_attributes[ $element ][ $key ] ) ) {
return;
}
if ( $values ) {
$values = (array) $values;
$this->render_attributes[ $element ][ $key ] = array_diff( $this->render_attributes[ $element ][ $key ],
$values );
return;
}
if ( $key ) {
unset( $this->render_attributes[ $element ][ $key ] );
return;
}
if ( isset( $this->render_attributes[ $element ] ) ) {
unset( $this->render_attributes[ $element ] );
}
}
/**
* @param $element
*
* @return string
*/
public function get_render_attribute_string( $element, $echo = false ) {
if ( empty( $this->render_attributes[ $element ] ) ) {
return '';
}
$rendered_attributes = [];
foreach ( $this->render_attributes[ $element ] as $attribute_key => $attribute_values ) {
if ( is_array( $attribute_values ) ) {
$attribute_values = implode( ' ', $attribute_values );
}
$rendered_attributes[] = sprintf( '%1$s="%2$s"', $attribute_key, esc_attr( $attribute_values ) );
}
if ( $echo ) {
echo implode( ' ', $rendered_attributes );
} else {
return implode( ' ', $rendered_attributes );
}
}
public function print_render_attribute_string( $element ) {
$this->get_render_attribute_string( $element, true ); // XSS ok.
}
public function add_link_attributes(
$element,
array $url_control,
$attributes = [],
$overwrite = false
): BlackdsnBaseAttr {
if ( ! empty( $url_control['url'] ) ) {
$allowed_protocols = array_merge( wp_allowed_protocols(), [ 'skype', 'viber' ] );
$attributes['href'] = esc_url( $url_control['url'], $allowed_protocols );
}
if ( ! empty( $url_control['is_external'] ) ) {
$attributes['target'] = '_blank';
}
if ( ! empty( $url_control['nofollow'] ) ) {
$attributes['rel'] = 'nofollow';
}
if ( ! empty( $url_control['custom_attributes'] ) && class_exists( '\Elementor\Utils' ) ) {
// Custom URL attributes should come as a string of comma-delimited key|value pairs
$attributes = array_merge( $attributes,
\Elementor\Utils::parse_custom_attributes( $url_control['custom_attributes'] ) );
}
if ( $attributes ) {
$this->add_render_attribute( $element, $attributes, $overwrite );
}
return $this;
}
}