359 lines
8.7 KiB
PHP
359 lines
8.7 KiB
PHP
<?php
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/**
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* Sticky Helper
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*
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* @package Divi
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* @sub-package Builder
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* @since 4.6.0
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*/
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if ( ! defined( 'ABSPATH' ) ) {
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die( 'Direct access forbidden.' );
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}
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/**
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* Sticky Options helper methods
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*
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* @since 4.6.0
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*
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* Class ET_Builder_Module_Sticky_Options
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*/
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class ET_Builder_Module_Helper_Sticky_Options {
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/**
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* Class instance object
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*
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* @var object Class instance.
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*/
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private static $instance;
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/**
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* Get instance of ET_Builder_Module_Sticky_Options.
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*
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* @since 4.6.0
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*
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* @return object|ET_Builder_Module_Sticky_Options
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*/
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public static function get() {
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if ( empty( self::$instance ) ) {
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self::$instance = new ET_Builder_Module_Helper_Sticky_Options();
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}
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return self::$instance;
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}
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/**
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* Get Sticky field suffix
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*
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* @since 4.6.0
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*
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* @return string
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*/
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public function get_suffix() {
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return '__sticky';
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}
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/**
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* Get Sticky field enabled suffix
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*
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* @since 4.6.0
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*
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* @return string
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*/
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public function get_enabled_suffix() {
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return '__sticky_enabled';
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}
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/**
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* Returns the field original name by removing the `_sticky` or `__sticky_enabled` suffix if it exists.
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*
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* @since 4.6.0
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*
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* @param string $name Field name.
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*
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* @return string
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*/
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public function get_field_base_name( $name ) {
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$regex = "/(.*)({$this->get_suffix()}|{$this->get_enabled_suffix()})$/";
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$replace = '${1}';
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return preg_replace( $regex, $replace, $name );
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}
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/**
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* Get valid sticky_position which implies module is sticky element
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*
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* @since 4.6.0
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*
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* @return array
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*/
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public function get_valid_sticky_positions() {
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return array( 'top', 'bottom', 'top_bottom' );
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}
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/**
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* Check if the setting has enabled sticky options
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*
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* @since 4.6.0
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*
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* @param string $setting Field name.
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* @param array $attrs Module attributes.
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*
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* @return bool
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*/
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public function is_enabled( $setting, $attrs ) {
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$name = 'background_color' === $setting ? 'background' : $setting;
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$field = $this->get_sticky_enabled_field( $name );
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$value = ! empty( $attrs[ $field ] ) ? $attrs[ $field ] : '';
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return ! empty( $value ) && strpos( $value, 'on' ) === 0;
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}
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/**
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* Check if current module is inside sticky module
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*
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* @since 4.6.2
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*
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* @return bool
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*/
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public function is_inside_sticky_module() {
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global $is_inside_sticky_module;
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return $is_inside_sticky_module;
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}
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/**
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* Check if module with given attributes is a sticky module. Need to consider responsive value:
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* desktop might have non sticky element value but its smaller breakpoint has sticky element value
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*
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* @since 4.6.0
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*
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* @param array $attrs Module attributes.
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*
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* @return bool
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*/
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public function is_sticky_module( $attrs ) {
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// No nested sticky element.
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if ( $this->is_inside_sticky_module() ) {
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return false;
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}
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// Bail if there is fields which its selected value are incompatible to sticky mechanism.
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if ( $this->has_incompatible_attrs( $attrs ) ) {
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return false;
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}
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$sticky_position = et_pb_responsive_options()->get_checked_property_value( $attrs, 'sticky_position', 'none', true );
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// Non responsive.
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if ( is_string( $sticky_position ) ) {
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return in_array( $sticky_position, $this->get_valid_sticky_positions(), true );
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}
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if ( ! is_array( $sticky_position ) ) {
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return false;
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}
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// Responsive.
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$is_sticky = false;
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foreach ( $sticky_position as $device => $position ) {
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if ( in_array( $position, $this->get_valid_sticky_positions(), true ) ) {
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$is_sticky = true;
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break;
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}
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}
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return $is_sticky;
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}
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/**
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* Returns the field / setting name with sticky suffix
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* E.g.: get_sticky_enabled_field('test') => 'test__sticky'
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*
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* @since 4.6.0
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*
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* @param string $setting Field name.
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*
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* @return string
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*/
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public function get_sticky_field( $setting ) {
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return "{$this->get_field_base_name($setting)}{$this->get_suffix()}";
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}
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/**
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* Returns the sticky enabled setting field name
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* E.g.: get_sticky_enabled_field('test') => 'test__sticky_enabled'
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*
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* @since 4.6.0
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*
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* @param string $setting Field name.
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*
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* @return string
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*/
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public function get_sticky_enabled_field( $setting ) {
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return "{$this->get_field_base_name($setting)}{$this->get_enabled_suffix()}";
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}
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/**
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* Returns setting value for sticky if enabled, otherwise return the default value
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*
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* @since 4.6.0
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*
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* @param string $setting Field name.
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* @param array $attrs Module attributes.
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* @param mixed $default Default value.
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*
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* @return mixed
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*/
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public function get_value( $setting, $attrs, $default = null ) {
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return $this->is_enabled( $setting, $attrs )
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? $this->get_raw_value( $setting, $attrs, $default )
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: $default;
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}
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/**
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* Returns setting sticky value if sticky is enabled for a compose option;
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* If it does not exist, return $default specified value
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*
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* @since 4.6.0
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*
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* @param string $setting Field name.
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* @param string $option Option.
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* @param array $attrs Module attributes.
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* @param mixed $default Default value.
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*
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* @return mixed
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*/
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public function get_compose_value( $setting, $option, $attrs, $default = null ) {
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return $this->is_enabled( $option, $attrs )
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? $this->get_raw_value( $setting, $attrs, $default )
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: $default;
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}
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/**
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* Returns setting sticky raw value;
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* If it does not exist, return $default specified value
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*
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* @since 4.6.0
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*
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* @param string $setting Field name.
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* @param array $attrs Module attributes.
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* @param mixed $default Default value.
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*
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* @return mixed
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*/
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public function get_raw_value( $setting, $attrs, $default = null ) {
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return et_()->array_get( $attrs, $this->get_sticky_field( $setting ), $default );
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}
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/**
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* Adds sticky state selector prefix before given selectors
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*
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* @since 4.6.0
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*
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* @param string|array $selector CSS Selector.
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* @param bool $is_sticky Whether current module is sticky or not, based on
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* `sticky_position` prop value.
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* @param bool $return_string Return modified selector as string or not.
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*
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* @return string
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*/
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public function add_sticky_to_selectors( $selector, $is_sticky = true, $return_string = true ) {
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$selectors = is_array( $selector ) ? $selector : explode( ',', $selector );
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$space = $is_sticky ? '' : ' ';
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$prefix = ".et_pb_sticky{$space}";
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$prefixed_selector = array();
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foreach ( $selectors as $selector ) {
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$prefixed_selector[] = $prefix . trim( $selector );
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}
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return $return_string ? implode( ', ', $prefixed_selector ) : $prefixed_selector;
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}
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/**
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* Add sticky state selector prefix to given selector
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*
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* @since 4.6.0
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*
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* @param string $selector CSS Selector.
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* @param bool $is_sticky whether current module is sticky or not, based on `sticky_position`
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* prop value.
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*
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* @return string
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*/
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public function add_sticky_to_order_class( $selector, $is_sticky = true ) {
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$selectors = explode( ',', $selector );
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$selectors = array_map(
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function( $selector ) use ( $is_sticky ) {
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$selector = trim( $selector );
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// If current selector is sticky module, sticky selector is directly attached; if it isn't
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// it is safe to assume that the sticky selector is one of its parent DOM, hence the space.
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if ( ! $is_sticky ) {
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$selector = ' ' . $selector;
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}
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return '.et_pb_sticky' . $selector;
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},
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$selectors
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);
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return implode( ', ', $selectors );
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}
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/**
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* Check if given attrs has incompatible attribute value which makes sticky mechanism can't
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* be used on current module
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*
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* @since 4.6.0
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*
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* @param array $attrs Module attributes.
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*
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* @return bool
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*/
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public function has_incompatible_attrs( $attrs = array() ) {
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$incompatible = false;
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$fields = $this->get_incompatible_fields();
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foreach ( $fields as $name => $options ) {
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// Get attribute value of current incompatible field from attributes.
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$attr = ! empty( $attrs[ $name ] ) ? $attrs[ $name ] : false;
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// If the value exist on current incompatible field's options, stop loop and return true.
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if ( in_array( $attr, $options, true ) ) {
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$incompatible = true;
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break;
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}
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}
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return $incompatible;
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}
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/**
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* List of fields and its value which prevent sticky mechanism to work due to how it behaves
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*
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* @since 4.6.0
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*
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* @return array
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*/
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public function get_incompatible_fields() {
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return array(
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// Position Options.
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'positioning' => array( 'absolute', 'fixed' ),
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// Motion Effects.
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'scroll_vertical_motion_enable' => array( 'on' ),
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'scroll_horizontal_motion_enable' => array( 'on' ),
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'scroll_fade_enable' => array( 'on' ),
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'scroll_scaling_enable' => array( 'on' ),
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'scroll_rotating_enable' => array( 'on' ),
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'scroll_blur_enable' => array( 'on' ),
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);
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}
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}
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