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<?php
namespace Elementor;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
/**
* Elementor group control base.
*
* An abstract class for creating new group controls in the panel.
*
* @since 1.0.0
* @abstract
*/
abstract class Group_Control_Base implements Group_Control_Interface {
/**
* Arguments.
*
* Holds all the group control arguments.
*
* @access private
*
* @var array Group control arguments.
*/
private $args = [];
/**
* Options.
*
* Holds all the group control options.
*
* Currently supports only the popover options.
*
* @access private
*
* @var array Group control options.
*/
private $options;
/**
* Get options.
*
* Retrieve group control options. If options are not set, it will initialize default options.
*
* @since 1.9.0
* @access public
*
* @param array $option Optional. Single option.
*
* @return mixed Group control options. If option parameter was not specified, it will
* return an array of all the options. If single option specified, it will
* return the option value or `null` if option does not exists.
*/
final public function get_options( $option = null ) {
if ( null === $this->options ) {
$this->init_options();
}
if ( $option ) {
if ( isset( $this->options[ $option ] ) ) {
return $this->options[ $option ];
}
return null;
}
return $this->options;
}
/**
* Add new controls to stack.
*
* Register multiple controls to allow the user to set/update data.
*
* @since 1.0.0
* @access public
*
* @param Controls_Stack $element The element stack.
* @param array $user_args The control arguments defined by the user.
* @param array $options Optional. The element options. Default is
* an empty array.
*/
final public function add_controls( Controls_Stack $element, array $user_args, array $options = [] ) {
$this->init_args( $user_args );
// Filter which controls to display
$filtered_fields = $this->filter_fields();
$filtered_fields = $this->prepare_fields( $filtered_fields );
// For php < 7
reset( $filtered_fields );
if ( isset( $this->args['separator'] ) ) {
$filtered_fields[ key( $filtered_fields ) ]['separator'] = $this->args['separator'];
}
$has_injection = false;
if ( ! empty( $options['position'] ) ) {
$has_injection = true;
$element->start_injection( $options['position'] );
unset( $options['position'] );
}
if ( $this->get_options( 'popover' ) ) {
$this->start_popover( $element );
}
foreach ( $filtered_fields as $field_id => $field_args ) {
// Add the global group args to the control
$field_args = $this->add_group_args_to_field( $field_id, $field_args );
// Register the control
$id = $this->get_controls_prefix() . $field_id;
if ( ! empty( $field_args['responsive'] ) ) {
unset( $field_args['responsive'] );
$element->add_responsive_control( $id, $field_args, $options );
} else {
$element->add_control( $id, $field_args, $options );
}
}
if ( $this->get_options( 'popover' ) ) {
$element->end_popover();
}
if ( $has_injection ) {
$element->end_injection();
}
}
/**
* Get arguments.
*
* Retrieve group control arguments.
*
* @since 1.0.0
* @access public
*
* @return array Group control arguments.
*/
final public function get_args() {
return $this->args;
}
/**
* Get fields.
*
* Retrieve group control fields.
*
* @since 1.2.2
* @access public
*
* @return array Control fields.
*/
final public function get_fields() {
if ( null === static::$fields ) {
static::$fields = $this->init_fields();
}
return static::$fields;
}
/**
* Get controls prefix.
*
* Retrieve the prefix of the group control, which is `{{ControlName}}_`.
*
* @since 1.0.0
* @access public
*
* @return string Control prefix.
*/
public function get_controls_prefix() {
return $this->args['name'] . '_';
}
/**
* Get group control classes.
*
* Retrieve the classes of the group control.
*
* @since 1.0.0
* @access public
*
* @return string Group control classes.
*/
public function get_base_group_classes() {
return 'elementor-group-control-' . static::get_type() . ' elementor-group-control';
}
/**
* Init fields.
*
* Initialize group control fields.
*
* @abstract
* @since 1.2.2
* @access protected
*/
abstract protected function init_fields();
/**
* Get default options.
*
* Retrieve the default options of the group control. Used to return the
* default options while initializing the group control.
*
* @since 1.9.0
* @access protected
*
* @return array Default group control options.
*/
protected function get_default_options() {
return [];
}
/**
* Get child default arguments.
*
* Retrieve the default arguments for all the child controls for a specific group
* control.
*
* @since 1.2.2
* @access protected
*
* @return array Default arguments for all the child controls.
*/
protected function get_child_default_args() {
return [];
}
/**
* Filter fields.
*
* Filter which controls to display, using `include`, `exclude` and the
* `condition` arguments.
*
* @since 1.2.2
* @access protected
*
* @return array Control fields.
*/
protected function filter_fields() {
$args = $this->get_args();
$fields = $this->get_fields();
if ( ! empty( $args['include'] ) ) {
$fields = array_intersect_key( $fields, array_flip( $args['include'] ) );
}
if ( ! empty( $args['exclude'] ) ) {
$fields = array_diff_key( $fields, array_flip( $args['exclude'] ) );
}
return $fields;
}
/**
* Add group arguments to field.
*
* Register field arguments to group control.
*
* @since 1.2.2
* @access protected
*
* @param string $control_id Group control id.
* @param array $field_args Group control field arguments.
*
* @return array
*/
protected function add_group_args_to_field( $control_id, $field_args ) {
$args = $this->get_args();
if ( ! empty( $args['tab'] ) ) {
$field_args['tab'] = $args['tab'];
}
if ( ! empty( $args['section'] ) ) {
$field_args['section'] = $args['section'];
}
$field_args['classes'] = $this->get_base_group_classes() . ' elementor-group-control-' . $control_id;
foreach ( [ 'condition', 'conditions' ] as $condition_type ) {
if ( ! empty( $args[ $condition_type ] ) ) {
if ( empty( $field_args[ $condition_type ] ) ) {
$field_args[ $condition_type ] = [];
}
$field_args[ $condition_type ] += $args[ $condition_type ];
}
}
return $field_args;
}
/**
* Prepare fields.
*
* Process group control fields before adding them to `add_control()`.
*
* @since 1.2.2
* @access protected
*
* @param array $fields Group control fields.
*
* @return array Processed fields.
*/
protected function prepare_fields( $fields ) {
$popover_options = $this->get_options( 'popover' );
$popover_name = ! $popover_options ? null : $popover_options['starter_name'];
foreach ( $fields as $field_key => &$field ) {
if ( $popover_name ) {
$field['condition'][ $popover_name . '!' ] = '';
}
if ( isset( $this->args['fields_options']['__all'] ) ) {
$field = array_merge( $field, $this->args['fields_options']['__all'] );
}
if ( isset( $this->args['fields_options'][ $field_key ] ) ) {
$field = array_merge( $field, $this->args['fields_options'][ $field_key ] );
}
if ( ! empty( $field['condition'] ) ) {
$field = $this->add_condition_prefix( $field );
}
if ( ! empty( $field['conditions'] ) ) {
$field['conditions'] = $this->add_conditions_prefix( $field['conditions'] );
}
if ( ! empty( $field['selectors'] ) ) {
$field['selectors'] = $this->handle_selectors( $field['selectors'] );
}
if ( ! empty( $field['device_args'] ) ) {
foreach ( $field['device_args'] as $device => $device_arg ) {
if ( ! empty( $field['device_args'][ $device ]['condition'] ) ) {
$field['device_args'][ $device ] = $this->add_condition_prefix( $field['device_args'][ $device ] );
}
if ( ! empty( $field['device_args'][ $device ]['conditions'] ) ) {
$field['device_args'][ $device ]['conditions'] = $this->add_conditions_prefix( $field['device_args'][ $device ]['conditions'] );
}
if ( ! empty( $device_arg['selectors'] ) ) {
$field['device_args'][ $device ]['selectors'] = $this->handle_selectors( $device_arg['selectors'] );
}
}
}
}
return $fields;
}
/**
* Init options.
*
* Initializing group control options.
*
* @since 1.9.0
* @access private
*/
private function init_options() {
$default_options = [
'popover' => [
'starter_name' => 'popover_toggle',
'starter_value' => 'custom',
'starter_title' => '',
],
];
$this->options = array_replace_recursive( $default_options, $this->get_default_options() );
}
/**
* Init arguments.
*
* Initializing group control base class.
*
* @since 1.2.2
* @access protected
*
* @param array $args Group control settings value.
*/
protected function init_args( $args ) {
$this->args = array_merge( $this->get_default_args(), $this->get_child_default_args(), $args );
if ( isset( $this->args['scheme'] ) ) {
$this->args['global']['default'] = Plugin::$instance->kits_manager->convert_scheme_to_global( $this->args['scheme'] );
}
}
/**
* Get default arguments.
*
* Retrieve the default arguments of the group control. Used to return the
* default arguments while initializing the group control.
*
* @since 1.2.2
* @access private
*
* @return array Control default arguments.
*/
private function get_default_args() {
return [
'default' => '',
'selector' => '{{WRAPPER}}',
'fields_options' => [],
];
}
/**
* Add condition prefix.
*
* Used to add the group prefix to controls with conditions, to
* distinguish them from other controls with the same name.
*
* This way Elementor can apply condition logic to a specific control in a
* group control.
*
* @since 1.2.0
* @access private
*
* @param array $field Group control field.
*
* @return array Group control field.
*/
private function add_condition_prefix( $field ) {
$controls_prefix = $this->get_controls_prefix();
$prefixed_condition_keys = array_map(
function( $key ) use ( $controls_prefix ) {
return $controls_prefix . $key;
},
array_keys( $field['condition'] )
);
$field['condition'] = array_combine(
$prefixed_condition_keys,
$field['condition']
);
return $field;
}
private function add_conditions_prefix( $conditions ) {
$controls_prefix = $this->get_controls_prefix();
foreach ( $conditions['terms'] as & $condition ) {
if ( isset( $condition['terms'] ) ) {
$condition = $this->add_conditions_prefix( $condition );
continue;
}
$condition['name'] = $controls_prefix . $condition['name'];
}
return $conditions;
}
/**
* Handle selectors.
*
* Used to process the CSS selector of group control fields. When using
* group control, Elementor needs to apply the selector to different fields.
* This method handles the process.
*
* In addition, it handles selector values from other fields and process the
* css.
*
* @since 1.2.2
* @access private
*
* @param array $selectors An array of selectors to process.
*
* @return array Processed selectors.
*/
private function handle_selectors( $selectors ) {
$args = $this->get_args();
$selectors = array_combine(
array_map(
function( $key ) use ( $args ) {
return str_replace( '{{SELECTOR}}', $args['selector'], $key );
}, array_keys( $selectors )
),
$selectors
);
if ( ! $selectors ) {
return $selectors;
}
$controls_prefix = $this->get_controls_prefix();
foreach ( $selectors as &$selector ) {
$selector = preg_replace_callback( '/{{\K(.*?)(?=}})/', function( $matches ) use ( $controls_prefix ) {
$is_external_reference = false;
return preg_replace_callback( '/[^ ]+?(?=\.)\./', function( $sub_matches ) use ( $controls_prefix, &$is_external_reference ) {
$placeholder = $sub_matches[0];
if ( 'external.' === $placeholder ) {
$is_external_reference = true;
return '';
}
if ( $is_external_reference ) {
$is_external_reference = false;
return $placeholder;
}
return $controls_prefix . $placeholder;
}, $matches[1] );
}, $selector );
}
return $selectors;
}
/**
* Start popover.
*
* Starts a group controls popover.
*
* @since 1.9.1
* @access private
* @param Controls_Stack $element Element.
*/
private function start_popover( Controls_Stack $element ) {
$popover_options = $this->get_options( 'popover' );
$settings = $this->get_args();
if ( isset( $settings['global'] ) ) {
if ( ! isset( $popover_options['settings']['global'] ) ) {
$popover_options['settings']['global'] = [];
}
$popover_options['settings']['global'] = array_replace_recursive( $popover_options['settings']['global'], $settings['global'] );
}
if ( isset( $settings['label'] ) ) {
$label = $settings['label'];
} else {
$label = $popover_options['starter_title'];
}
$control_params = [
'type' => Controls_Manager::POPOVER_TOGGLE,
'label' => $label,
'return_value' => $popover_options['starter_value'],
];
if ( ! empty( $popover_options['settings'] ) ) {
$control_params = array_replace_recursive( $control_params, $popover_options['settings'] );
}
foreach ( [ 'condition', 'conditions' ] as $key ) {
if ( ! empty( $settings[ $key ] ) ) {
$control_params[ $key ] = $settings[ $key ];
}
}
$starter_name = $popover_options['starter_name'];
if ( isset( $this->args['fields_options'][ $starter_name ] ) ) {
$control_params = array_merge( $control_params, $this->args['fields_options'][ $starter_name ] );
}
$control_params['groupPrefix'] = $this->get_controls_prefix();
$element->add_control( $this->get_controls_prefix() . $starter_name, $control_params );
$element->start_popover();
}
}