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<?php
/**
* Disable direct access/execution to/of the widget code.
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! class_exists( 'Jetpack_EU_Cookie_Law_Widget' ) ) {
/**
* EU Cookie Law Widget
*
* Display the EU Cookie Law banner in the bottom part of the screen.
*/
class Jetpack_EU_Cookie_Law_Widget extends WP_Widget {
/**
* EU Cookie Law cookie name.
*
* @var string
*/
public static $cookie_name = 'eucookielaw';
/**
* EU Cookie Law cookie validity (30 days).
*
* @var int
*/
public static $cookie_validity = 2592000;
/**
* Default hide options.
*
* @var array
*/
private $hide_options = array(
'button',
'scroll',
'time',
);
/**
* Default text options.
*
* @var array
*/
private $text_options = array(
'default',
'custom',
);
/**
* Default color scheme options.
*
* @var array
*/
private $color_scheme_options = array(
'default',
'negative',
);
/**
* Default policy URL options.
*
* @var array
*/
private $policy_url_options = array(
'default',
'custom',
);
/**
* Constructor.
*/
function __construct() {
parent::__construct(
'eu_cookie_law_widget',
/** This filter is documented in modules/widgets/facebook-likebox.php */
apply_filters( 'jetpack_widget_name', esc_html__( 'EU Cookie Law Banner', 'jetpack' ) ),
array(
'description' => esc_html__( 'Display a banner for compliance with the EU Cookie Law.', 'jetpack' ),
'customize_selective_refresh' => true,
),
array()
);
if ( is_active_widget( false, false, $this->id_base ) || is_customize_preview() ) {
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_frontend_scripts' ) );
}
}
/**
* Enqueue scripts and styles.
*/
function enqueue_frontend_scripts() {
wp_enqueue_style( 'eu-cookie-law-style', plugins_url( 'eu-cookie-law/style.css', __FILE__ ), array(), '20170403' );
wp_enqueue_script( 'eu-cookie-law-script', plugins_url( 'eu-cookie-law/eu-cookie-law.js', __FILE__ ), array( 'jquery' ), '20170404', true );
}
/**
* Return an associative array of default values.
*
* These values are used in new widgets.
*
* @return array Default values for the widget options.
*/
public function defaults() {
return array(
'hide' => $this->hide_options[0],
'hide-timeout' => 30,
'text' => $this->text_options[0],
'customtext' => '',
'color-scheme' => $this->color_scheme_options[0],
'policy-url' => $this->policy_url_options[0],
'default-policy-url' => 'https://jetpack.com/support/cookies/',
'custom-policy-url' => '',
'policy-link-text' => esc_html__( 'Our Cookie Policy', 'jetpack' ),
'button' => esc_html__( 'Close and accept', 'jetpack' ),
'default-text' => esc_html__( 'Privacy & Cookies: This site uses cookies.', 'jetpack' ),
);
}
/**
* Front-end display of the widget.
*
* @param array $args Widget arguments.
* @param array $instance Saved values from database.
*/
public function widget( $args, $instance ) {
$instance = wp_parse_args( $instance, $this->defaults() );
echo $args['before_widget'];
require( dirname( __FILE__ ) . '/eu-cookie-law/widget.php' );
echo $args['after_widget'];
/** This action is already documented in modules/widgets/gravatar-profile.php */
do_action( 'jetpack_stats_extra', 'widget_view', 'eu_cookie_law' );
}
/**
* Back-end widget form.
*
* @param array $instance Previously saved values from database.
*/
public function form( $instance ) {
$instance = wp_parse_args( $instance, $this->defaults() );
require( dirname( __FILE__ ) . '/eu-cookie-law/form.php' );
}
/**
* Sanitize widget form values as they are saved.
*
* @param array $new_instance Values just sent to be saved.
* @param array $old_instance Previously saved values from database.
* @return array Updated safe values to be saved.
*/
public function update( $new_instance, $old_instance ) {
$instance = array();
$defaults = $this->defaults();
$instance['hide'] = $this->filter_value( $new_instance['hide'], $this->hide_options );
$instance['text'] = $this->filter_value( $new_instance['text'], $this->text_options );
$instance['color-scheme'] = $this->filter_value( $new_instance['color-scheme'], $this->color_scheme_options );
$instance['policy-url'] = $this->filter_value( $new_instance['policy-url'], $this->policy_url_options );
if ( isset( $new_instance['hide-timeout'] ) ) {
// Time can be a value between 3 and 1000 seconds.
$instance['hide-timeout'] = min( 1000, max( 3, intval( $new_instance['hide-timeout'] ) ) );
}
if ( isset( $new_instance['customtext'] ) ) {
$instance['customtext'] = mb_substr( wp_kses( $new_instance['customtext'], array() ), 0, 4096 );
} else {
$instance['text'] = $this->text_options[0];
}
if ( isset( $new_instance['custom-policy-url'] ) ) {
$instance['custom-policy-url'] = esc_url( $new_instance['custom-policy-url'], array( 'http', 'https' ) );
if ( strlen( $instance['custom-policy-url'] ) < 10 ) {
unset( $instance['custom-policy-url'] );
$instance['policy-url'] = $this->policy_url_options[0];
}
} else {
$instance['policy-url'] = $this->policy_url_options[0];
}
if ( isset( $new_instance['policy-link-text'] ) ) {
$instance['policy-link-text'] = trim( mb_substr( wp_kses( $new_instance['policy-link-text'], array() ), 0, 100 ) );
}
if ( empty( $instance['policy-link-text'] ) || $instance['policy-link-text'] == $defaults['policy-link-text'] ) {
unset( $instance['policy-link-text'] );
}
if ( isset( $new_instance['button'] ) ) {
$instance['button'] = trim( mb_substr( wp_kses( $new_instance['button'], array() ), 0, 100 ) );
}
if ( empty( $instance['button'] ) || $instance['button'] == $defaults['button'] ) {
unset( $instance['button'] );
}
// Show the banner again if a setting has been changed.
setcookie( self::$cookie_name, '', time() - 86400, '/' );
return $instance;
}
/**
* Check if the value is allowed and not empty.
*
* @param string $value Value to check.
* @param array $allowed Array of allowed values.
*
* @return string $value if pass the check or first value from allowed values.
*/
function filter_value( $value, $allowed = array() ) {
$allowed = (array) $allowed;
if ( empty( $value ) || ( ! empty( $allowed ) && ! in_array( $value, $allowed ) ) ) {
$value = $allowed[0];
}
return $value;
}
}
// Register Jetpack_EU_Cookie_Law_Widget widget.
function jetpack_register_eu_cookie_law_widget() {
register_widget( 'Jetpack_EU_Cookie_Law_Widget' );
};
add_action( 'widgets_init', 'jetpack_register_eu_cookie_law_widget' );
}
|
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