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180 lines
3.9 KiB
180 lines
3.9 KiB
<?php
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namespace Elementor;
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if ( ! defined( 'ABSPATH' ) ) {
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exit; // Exit if accessed directly.
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}
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/**
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* Scheme base class.
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*
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* Elementor base class for schemes is an abstract class implementing the scheme
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* interface. The class is responsible for creating base schemes.
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*
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* @since 1.0.0
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* @abstract
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*/
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abstract class Scheme_Base implements Scheme_Interface {
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/**
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* DB option name for the time when the scheme was last updated.
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*/
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const LAST_UPDATED_META = '_elementor_scheme_last_updated';
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/**
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* System schemes.
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*
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* Holds the list of all the system schemes.
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*
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* @since 1.0.0
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* @access private
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*
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* @var array System schemes.
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*/
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private $_system_schemes;
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/**
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* Init system schemes.
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*
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* Initialize the system schemes.
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*
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* @since 1.0.0
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* @access protected
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* @abstract
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*/
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abstract protected function _init_system_schemes();
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/**
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* Get description.
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*
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* Retrieve the scheme description.
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*
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* @since 1.0.0
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* @access public
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* @static
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*
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* @return string Scheme description.
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*/
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public static function get_description() {
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return '';
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}
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/**
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* Get system schemes.
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*
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* Retrieve the system schemes.
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*
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* @since 1.0.0
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* @access public
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*
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* @return string System schemes.
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*/
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final public function get_system_schemes() {
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if ( null === $this->_system_schemes ) {
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$this->_system_schemes = $this->_init_system_schemes();
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}
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return $this->_system_schemes;
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}
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/**
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* Get scheme value.
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*
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* Retrieve the scheme value.
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*
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* @since 1.0.0
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* @access public
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*
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* @return string Scheme value.
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*/
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public function get_scheme_value() {
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$scheme_value = get_option( 'elementor_scheme_' . static::get_type() );
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if ( ! $scheme_value ) {
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$scheme_value = $this->get_default_scheme();
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update_option( 'elementor_scheme_' . static::get_type(), $scheme_value );
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}
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return $scheme_value;
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}
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/**
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* Save scheme.
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*
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* Update Elementor scheme in the database, and update the last updated
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* scheme time.
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*
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* @since 1.0.0
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* @access public
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*
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* @param array $posted
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*/
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public function save_scheme( array $posted ) {
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$scheme_value = $this->get_scheme_value();
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update_option( 'elementor_scheme_' . static::get_type(), array_replace( $scheme_value, array_intersect_key( $posted, $scheme_value ) ) );
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update_option( self::LAST_UPDATED_META, time() );
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}
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/**
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* Get scheme.
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*
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* Retrieve the scheme.
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*
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* @since 1.0.0
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* @access public
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*
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* @return string The scheme.
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*/
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public function get_scheme() {
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$scheme = [];
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$titles = $this->get_scheme_titles();
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foreach ( $this->get_scheme_value() as $scheme_key => $scheme_value ) {
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$scheme[ $scheme_key ] = [
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'title' => isset( $titles[ $scheme_key ] ) ? $titles[ $scheme_key ] : '',
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'value' => $scheme_value,
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];
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}
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return $scheme;
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}
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/**
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* Print scheme template.
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*
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* Used to generate the scheme template on the editor using Underscore JS
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* template.
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*
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* @since 1.0.0
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* @access public
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*/
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final public function print_template() {
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?>
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<script type="text/template" id="tmpl-elementor-panel-schemes-<?php echo static::get_type(); ?>">
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<div class="elementor-panel-scheme-buttons">
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<div class="elementor-panel-scheme-button-wrapper elementor-panel-scheme-reset">
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<button class="elementor-button">
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<i class="fa fa-undo" aria-hidden="true"></i>
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<?php _e( 'Reset', 'elementor' ); ?>
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</button>
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</div>
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<div class="elementor-panel-scheme-button-wrapper elementor-panel-scheme-discard">
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<button class="elementor-button">
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<i class="fa fa-times" aria-hidden="true"></i>
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<?php _e( 'Discard', 'elementor' ); ?>
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</button>
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</div>
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<div class="elementor-panel-scheme-button-wrapper elementor-panel-scheme-save">
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<button class="elementor-button elementor-button-success" disabled><?php _e( 'Apply', 'elementor' ); ?></button>
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</div>
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</div>
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<?php $this->print_template_content(); ?>
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</script>
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<?php
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}
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}
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