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<?php
/**
* WPSEO plugin file.
*
* @package WPSEO\Admin
*/
use Yoast\WP\SEO\Presenters\Admin\Light_Switch_Presenter;
use Yoast\WP\SEO\Presenters\Admin\Sidebar_Presenter;
/**
* Admin form class.
*
* @since 2.0
*/
class Yoast_Form {
/**
* Instance of this class
*
* @var Yoast_Form
* @since 2.0
*/
public static $instance;
/**
* The short name of the option to use for the current page.
*
* @var string
* @since 2.0
*/
public $option_name;
/**
* Option instance.
*
* @since 8.4
* @var WPSEO_Option|null
*/
protected $option_instance = null;
/**
* Get the singleton instance of this class.
*
* @since 2.0
*
* @return Yoast_Form
*/
public static function get_instance() {
if ( ! ( self::$instance instanceof self ) ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Generates the header for admin pages.
*
* @since 2.0
*
* @param bool $form Whether or not the form start tag should be included.
* @param string $option The short name of the option to use for the current page.
* @param bool $contains_files Whether the form should allow for file uploads.
* @param bool $option_long_name Group name of the option.
*
* @return void
*/
public function admin_header( $form = true, $option = 'wpseo', $contains_files = false, $option_long_name = false ) {
if ( ! $option_long_name ) {
$option_long_name = WPSEO_Options::get_group_name( $option );
}
?>
<div class="wrap yoast wpseo-admin-page <?php echo esc_attr( 'page-' . $option ); ?>">
<?php
/**
* Display the updated/error messages.
* Only needed as our settings page is not under options, otherwise it will automatically be included.
*
* @see settings_errors()
*/
require_once ABSPATH . 'wp-admin/options-head.php';
?>
<h1 id="wpseo-title"><?php echo esc_html( get_admin_page_title() ); ?></h1>
<div id="yst-settings-header-root"></div>
<div class="wpseo_content_wrapper">
<div class="wpseo_content_cell" id="wpseo_content_top">
<?php
if ( $form === true ) {
$enctype = ( $contains_files ) ? ' enctype="multipart/form-data"' : '';
$network_admin = new Yoast_Network_Admin();
if ( $network_admin->meets_requirements() ) {
$action_url = network_admin_url( 'settings.php' );
$hidden_fields_cb = [ $network_admin, 'settings_fields' ];
}
else {
$action_url = admin_url( 'options.php' );
$hidden_fields_cb = 'settings_fields';
}
echo '<form action="'
. esc_url( $action_url )
. '" method="post" id="wpseo-conf"'
. $enctype . ' accept-charset="' // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- nothing to escape.
. esc_attr( get_bloginfo( 'charset' ) )
. '" novalidate="novalidate">';
call_user_func( $hidden_fields_cb, $option_long_name );
}
$this->set_option( $option );
}
/**
* Set the option used in output for form elements.
*
* @since 2.0
*
* @param string $option_name Option key.
*
* @return void
*/
public function set_option( $option_name ) {
$this->option_name = $option_name;
$this->option_instance = WPSEO_Options::get_option_instance( $option_name );
if ( ! $this->option_instance ) {
$this->option_instance = null;
}
}
/**
* Generates the footer for admin pages.
*
* @since 2.0
*
* @param bool $submit Whether or not a submit button and form end tag should be shown.
* @param bool $show_sidebar Whether or not to show the banner sidebar - used by premium plugins to disable it.
*
* @return void
*/
public function admin_footer( $submit = true, $show_sidebar = true ) {
if ( $submit ) {
$settings_changed_listener = new WPSEO_Admin_Settings_Changed_Listener();
echo '<div id="wpseo-submit-container">';
echo '<div id="wpseo-submit-container-float" class="wpseo-admin-submit">';
submit_button( __( 'Save changes', 'wordpress-seo' ) );
$settings_changed_listener->show_success_message();
echo '</div>';
echo '<div id="wpseo-submit-container-fixed" class="wpseo-admin-submit wpseo-admin-submit-fixed" style="display: none;">';
submit_button( __( 'Save changes', 'wordpress-seo' ) );
$settings_changed_listener->show_success_message();
echo '</div>';
echo '</div>';
echo '
</form>';
}
/**
* Apply general admin_footer hooks.
*/
do_action( 'wpseo_admin_footer', $this );
/**
* Run possibly set actions to add for example an i18n box.
*/
do_action( 'wpseo_admin_promo_footer' );
echo '
</div><!-- end of div wpseo_content_top -->';
if ( $show_sidebar ) {
$this->admin_sidebar();
}
echo '</div><!-- end of div wpseo_content_wrapper -->';
do_action( 'wpseo_admin_below_content', $this );
echo '
</div><!-- end of wrap -->';
}
/**
* Generates the sidebar for admin pages.
*
* @since 2.0
*
* @return void
*/
public function admin_sidebar() {
// No banners in Premium.
$addon_manager = new WPSEO_Addon_Manager();
if ( YoastSEO()->helpers->product->is_premium() && $addon_manager->has_valid_subscription( WPSEO_Addon_Manager::PREMIUM_SLUG ) ) {
return;
}
$sidebar_presenter = new Sidebar_Presenter();
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Output escaped in presenter.
echo $sidebar_presenter->present();
}
/**
* Output a label element.
*
* @since 2.0
*
* @param string $text Label text string, which can contain escaped html.
* @param array $attr HTML attributes set.
*
* @return void
*/
public function label( $text, $attr ) {
$defaults = [
'class' => 'checkbox',
'close' => true,
'for' => '',
'aria_label' => '',
];
$attr = wp_parse_args( $attr, $defaults );
$aria_label = '';
if ( $attr['aria_label'] !== '' ) {
$aria_label = ' aria-label="' . esc_attr( $attr['aria_label'] ) . '"';
}
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before. Specifically, the $text variable can contain escaped html.
echo "<label class='" . esc_attr( $attr['class'] ) . "' for='" . esc_attr( $attr['for'] ) . "'$aria_label>$text";
if ( $attr['close'] ) {
echo '</label>';
}
}
/**
* Output a legend element.
*
* @since 3.4
*
* @param string $text Legend text string.
* @param array $attr HTML attributes set.
*
* @return void
*/
public function legend( $text, $attr ) {
$defaults = [
'id' => '',
'class' => '',
];
$attr = wp_parse_args( $attr, $defaults );
$id = ( $attr['id'] === '' ) ? '' : ' id="' . esc_attr( $attr['id'] ) . '"';
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
echo '<legend class="' . esc_attr( 'yoast-form-legend ' . $attr['class'] ) . '"' . $id . '>' . $text . '</legend>';
}
/**
* Create a Checkbox input field.
*
* @since 2.0
*
* @param string $variable The variable within the option to create the checkbox for.
* @param string $label The label to show for the variable.
* @param bool $label_left Whether the label should be left (true) or right (false).
* @param array $attr Extra attributes to add to the checkbox.
*
* @return void
*/
public function checkbox( $variable, $label, $label_left = false, $attr = [] ) {
$val = $this->get_field_value( $variable, false );
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
if ( $val === true ) {
$val = 'on';
}
$class = '';
if ( $label_left !== false ) {
$this->label( $label_left, [ 'for' => $variable ] );
}
else {
$class = 'double';
}
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: $disabled_attribute output is hardcoded and all other output is properly escaped.
echo '<input class="', esc_attr( 'checkbox ' . $class ), '" type="checkbox" id="', esc_attr( $variable ), '" name="', esc_attr( $this->option_name . '[' . $variable . ']' ), '" value="on"', checked( $val, 'on', false ), $disabled_attribute, '/>';
if ( ! empty( $label ) ) {
$this->label( $label, [ 'for' => $variable ] );
}
echo '<br class="clear" />';
}
/**
* Creates a Checkbox input field list.
*
* @since 12.8
*
* @param string $variable The variables within the option to create the checkbox list for.
* @param string $labels The labels to show for the variable.
* @param array $attr Extra attributes to add to the checkbox list.
*
* @return void
*/
public function checkbox_list( $variable, $labels, $attr = [] ) {
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
$values = $this->get_field_value( $variable, [] );
foreach ( $labels as $name => $label ) {
printf(
'<input class="checkbox double" id="%1$s" type="checkbox" name="%2$s" %3$s %5$s value="%4$s"/>',
esc_attr( $variable . '-' . $name ),
esc_attr( $this->option_name . '[' . $variable . '][' . $name . ']' ),
checked( ! empty( $values[ $name ] ), true, false ),
esc_attr( $name ),
disabled( ( isset( $attr['disabled'] ) && $attr['disabled'] ), true, false )
);
printf(
'<label class="checkbox" for="%1$s">%2$s</label>',
esc_attr( $variable . '-' . $name ), // #1
esc_html( $label )
);
echo '<br class="clear">';
}
}
/**
* Create a light switch input field using a single checkbox.
*
* @since 3.1
*
* @param string $variable The variable within the option to create the checkbox for.
* @param string $label The visual label text for the toggle.
* @param array $buttons Array of two visual labels for the buttons (defaults Disabled/Enabled).
* @param bool $reverse Reverse order of buttons (default true).
* @param string $help Inline Help that will be printed out before the toggle.
* @param bool $strong Whether the visual label is displayed in strong text. Default is false.
* Starting from Yoast SEO 16.5, the visual label is forced to bold via CSS.
* @param array $attr Extra attributes to add to the light switch.
*
* @return void
*/
public function light_switch( $variable, $label, $buttons = [], $reverse = true, $help = '', $strong = false, $attr = [] ) {
$val = $this->get_field_value( $variable, false );
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
if ( $val === true ) {
$val = 'on';
}
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
$output = new Light_Switch_Presenter(
$variable,
$label,
$buttons,
$this->option_name . '[' . $variable . ']',
$val,
$reverse,
$help,
$strong,
$disabled_attribute
);
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: All output is properly escaped or hardcoded in the presenter.
echo $output;
}
/**
* Create a Text input field.
*
* @since 2.0
* @since 2.1 Introduced the `$attr` parameter.
*
* @param string $variable The variable within the option to create the text input field for.
* @param string $label The label to show for the variable.
* @param array|string $attr Extra attributes to add to the input field. Can be class, disabled, autocomplete.
*
* @return void
*/
public function textinput( $variable, $label, $attr = [] ) {
$type = 'text';
if ( ! is_array( $attr ) ) {
$attr = [
'class' => $attr,
'disabled' => false,
];
}
$defaults = [
'placeholder' => '',
'class' => '',
];
$attr = wp_parse_args( $attr, $defaults );
$val = $this->get_field_value( $variable, '' );
if ( isset( $attr['type'] ) && $attr['type'] === 'url' ) {
$val = urldecode( $val );
$type = 'url';
}
$attributes = isset( $attr['autocomplete'] ) ? ' autocomplete="' . esc_attr( $attr['autocomplete'] ) . '"' : '';
$this->label(
$label,
[
'for' => $variable,
'class' => 'textinput',
]
);
$aria_attributes = Yoast_Input_Validation::get_the_aria_invalid_attribute( $variable );
$aria_attributes .= Yoast_Input_Validation::get_the_aria_describedby_attribute( $variable );
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: $disabled_attribute output is hardcoded and all other output is properly escaped.
echo '<input', $attributes, $aria_attributes, ' class="', esc_attr( 'textinput ' . $attr['class'] ), '" placeholder="', esc_attr( $attr['placeholder'] ), '" type="', $type, '" id="', esc_attr( $variable ), '" name="', esc_attr( $this->option_name . '[' . $variable . ']' ), '" value="', esc_attr( $val ), '"', $disabled_attribute, '/>', '<br class="clear" />';
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Output escaped in getter.
echo Yoast_Input_Validation::get_the_error_description( $variable );
}
/**
* Create a Number input field.
*
* @param string $variable The variable within the option to create the text input field for.
* @param string $label The label to show for the variable.
* @param array|string $attr Extra attributes to add to the input field. Can be class, disabled, autocomplete.
*
* @return void
*/
public function number( $variable, $label, $attr = [] ) {
$type = 'number';
$defaults = [
'placeholder' => '',
'class' => 'number',
'disabled' => false,
'min' => 0,
'max' => 100,
];
$attr = wp_parse_args( $attr, $defaults );
$val = $this->get_field_value( $variable, 0 );
$this->label(
$label,
[
'for' => $variable,
'class' => 'textinput ' . $attr['class'],
]
);
$aria_attributes = Yoast_Input_Validation::get_the_aria_invalid_attribute( $variable );
$aria_attributes .= Yoast_Input_Validation::get_the_aria_describedby_attribute( $variable );
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: $disabled_attribute output is hardcoded and all other output is properly escaped.
echo '<input' . $aria_attributes . ' class="' . esc_attr( $attr['class'] ) . '" type="' . $type . '" id="', esc_attr( $variable ), '" min="', esc_attr( $attr['min'] ), '" max="', esc_attr( $attr['max'] ), '" name="', esc_attr( $this->option_name . '[' . $variable . ']' ), '" value="', esc_attr( $val ), '"', $disabled_attribute, '/>', '<br class="clear" />';
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- Output escaped in getter.
echo Yoast_Input_Validation::get_the_error_description( $variable );
}
/**
* Creates a text input field with with the ability to add content after the label.
*
* @param string $variable The variable within the option to create the text input field for.
* @param string $label The label to show for the variable.
* @param array $attr Extra attributes to add to the input field.
*
* @return void
*/
public function textinput_extra_content( $variable, $label, $attr = [] ) {
$type = 'text';
$defaults = [
'class' => 'yoast-field-group__inputfield',
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
$val = $this->get_field_value( $variable, '' );
if ( isset( $attr['type'] ) && $attr['type'] === 'url' ) {
$val = urldecode( $val );
$type = 'url';
}
echo '<div class="yoast-field-group__title">';
$this->label(
$label,
[
'for' => $variable,
'class' => $attr['class'] . '--label',
]
);
if ( isset( $attr['extra_content'] ) ) {
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: may contain HTML that should not be escaped.
echo $attr['extra_content'];
}
echo '</div>';
$aria_attributes = Yoast_Input_Validation::get_the_aria_invalid_attribute( $variable );
$aria_attributes .= Yoast_Input_Validation::get_the_aria_describedby_attribute( $variable );
// phpcs:disable WordPress.Security.EscapeOutput -- Reason: output is properly escaped or hardcoded.
printf(
'<input type="%1$s" name="%2$s" id="%3$s" class="%4$s"%5$s%6$s%7$s value="%8$s"%9$s>',
$type,
esc_attr( $this->option_name . '[' . $variable . ']' ),
esc_attr( $variable ),
esc_attr( $attr['class'] ),
isset( $attr['placeholder'] ) ? ' placeholder="' . esc_attr( $attr['placeholder'] ) . '"' : '',
isset( $attr['autocomplete'] ) ? ' autocomplete="' . esc_attr( $attr['autocomplete'] ) . '"' : '',
$aria_attributes,
esc_attr( $val ),
$this->get_disabled_attribute( $variable, $attr )
);
// phpcs:enable
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: output is properly escaped.
echo Yoast_Input_Validation::get_the_error_description( $variable );
}
/**
* Create a textarea.
*
* @since 2.0
*
* @param string $variable The variable within the option to create the textarea for.
* @param string $label The label to show for the variable.
* @param string|array $attr The CSS class or an array of attributes to assign to the textarea.
*
* @return void
*/
public function textarea( $variable, $label, $attr = [] ) {
if ( ! is_array( $attr ) ) {
$attr = [
'class' => $attr,
];
}
$defaults = [
'cols' => '',
'rows' => '',
'class' => '',
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
$val = $this->get_field_value( $variable, '' );
$this->label(
$label,
[
'for' => $variable,
'class' => 'textinput',
]
);
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: $disabled_attribute output is hardcoded and all other output is properly escaped.
echo '<textarea cols="' . esc_attr( $attr['cols'] ) . '" rows="' . esc_attr( $attr['rows'] ) . '" class="' . esc_attr( 'textinput ' . $attr['class'] ) . '" id="' . esc_attr( $variable ) . '" name="' . esc_attr( $this->option_name . '[' . $variable . ']' ), '"', $disabled_attribute, '>' . esc_textarea( $val ) . '</textarea><br class="clear" />';
}
/**
* Create a hidden input field.
*
* @since 2.0
*
* @param string $variable The variable within the option to create the hidden input for.
* @param string $id The ID of the element.
* @param mixed $val Optional. The value to set in the input field. Otherwise the value from the options will be used.
*
* @return void
*/
public function hidden( $variable, $id = '', $val = null ) {
if ( is_null( $val ) ) {
$val = $this->get_field_value( $variable, '' );
}
if ( is_bool( $val ) ) {
$val = ( $val === true ) ? 'true' : 'false';
}
if ( $id === '' ) {
$id = 'hidden_' . $variable;
}
echo '<input type="hidden" id="' . esc_attr( $id ) . '" name="' . esc_attr( $this->option_name . '[' . $variable . ']' ), '" value="' . esc_attr( $val ) . '"/>';
}
/**
* Create a Select Box.
*
* @since 2.0
*
* @param string $variable The variable within the option to create the select for.
* @param string $label The label to show for the variable.
* @param array $select_options The select options to choose from.
* @param string $styled The select style. Use 'styled' to get a styled select. Default 'unstyled'.
* @param bool $show_label Whether or not to show the label, if not, it will be applied as an aria-label.
* @param array $attr Extra attributes to add to the select.
* @param string $help Optional. Inline Help HTML that will be printed after the label. Default is empty.
*
* @return void
*/
public function select( $variable, $label, array $select_options, $styled = 'unstyled', $show_label = true, $attr = [], $help = '' ) {
if ( empty( $select_options ) ) {
return;
}
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
if ( $show_label ) {
$this->label(
$label,
[
'for' => $variable,
'class' => 'select',
]
);
echo $help; // phpcs:ignore WordPress.Security.EscapeOutput -- Reason: The help contains HTML.
}
$select_name = esc_attr( $this->option_name ) . '[' . esc_attr( $variable ) . ']';
$active_option = $this->get_field_value( $variable, '' );
$wrapper_start_tag = '';
$wrapper_end_tag = '';
$select = new Yoast_Input_Select( $variable, $select_name, $select_options, $active_option );
$select->add_attribute( 'class', 'select' );
if ( $this->is_control_disabled( $variable )
|| ( isset( $attr['disabled'] ) && $attr['disabled'] ) ) {
$select->add_attribute( 'disabled', 'disabled' );
}
if ( ! $show_label ) {
$select->add_attribute( 'aria-label', $label );
}
if ( $styled === 'styled' ) {
$wrapper_start_tag = '<span class="yoast-styled-select">';
$wrapper_end_tag = '</span>';
}
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
echo $wrapper_start_tag;
$select->output_html();
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
echo $wrapper_end_tag;
echo '<br class="clear"/>';
}
/**
* Create a File upload field.
*
* @since 2.0
*
* @param string $variable The variable within the option to create the file upload field for.
* @param string $label The label to show for the variable.
* @param array $attr Extra attributes to add to the file upload input.
*
* @return void
*/
public function file_upload( $variable, $label, $attr = [] ) {
$val = $this->get_field_value( $variable, '' );
if ( is_array( $val ) ) {
$val = $val['url'];
}
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
$var_esc = esc_attr( $variable );
$this->label(
$label,
[
'for' => $variable,
'class' => 'select',
]
);
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: $disabled_attribute output is hardcoded and all other output is properly escaped.
echo '<input type="file" value="' . esc_attr( $val ) . '" class="textinput" name="' . esc_attr( $this->option_name ) . '[' . $var_esc . ']" id="' . $var_esc . '"', $disabled_attribute, '/>';
// Need to save separate array items in hidden inputs, because empty file inputs type will be deleted by settings API.
if ( ! empty( $val ) ) {
$this->hidden( 'file', $this->option_name . '_file' );
$this->hidden( 'url', $this->option_name . '_url' );
$this->hidden( 'type', $this->option_name . '_type' );
}
echo '<br class="clear"/>';
}
/**
* Media input.
*
* @since 2.0
* @deprecated 23.5
* @codeCoverageIgnore
*
* @param string $variable Option name.
* @param string $label Label message.
* @param array $attr Extra attributes to add to the media input and buttons.
*
* @return void
*/
public function media_input( $variable, $label, $attr = [] ) {
_deprecated_function( __METHOD__, 'Yoast SEO 23.5' );
$val = $this->get_field_value( $variable, '' );
$id_value = $this->get_field_value( $variable . '_id', '' );
$var_esc = esc_attr( $variable );
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
$this->label(
$label,
[
'for' => 'wpseo_' . $variable,
'class' => 'select',
]
);
$id_field_id = 'wpseo_' . $var_esc . '_id';
echo '<span>';
echo '<input',
' class="textinput"',
' id="wpseo_', $var_esc, '"', // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
' type="text" size="36"',
' name="', esc_attr( $this->option_name ), '[', $var_esc, ']"', // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
' value="', esc_attr( $val ), '"',
' readonly="readonly"',
' /> ';
echo '<input',
' type="hidden"',
' id="', esc_attr( $id_field_id ), '"',
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
' name="', esc_attr( $this->option_name ), '[', $var_esc, '_id]"',
' value="', esc_attr( $id_value ), '"',
' />';
echo '</span>';
echo '<br class="clear"/>';
}
/**
* Create a Radio input field.
*
* @since 2.0
*
* @param string $variable The variable within the option to create the radio button for.
* @param array $values The radio options to choose from.
* @param string $legend Optional. The legend to show for the field set, if any.
* @param array $legend_attr Optional. The attributes for the legend, if any.
* @param array $attr Extra attributes to add to the radio button.
*
* @return void
*/
public function radio( $variable, $values, $legend = '', $legend_attr = [], $attr = [] ) {
if ( ! is_array( $values ) || $values === [] ) {
return;
}
$val = $this->get_field_value( $variable, false );
$var_esc = esc_attr( $variable );
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
echo '<fieldset class="yoast-form-fieldset wpseo_radio_block" id="' . $var_esc . '">';
if ( is_string( $legend ) && $legend !== '' ) {
$legend_defaults = [
'id' => '',
'class' => 'radiogroup',
];
$legend_attr = wp_parse_args( $legend_attr, $legend_defaults );
$this->legend( $legend, $legend_attr );
}
foreach ( $values as $key => $value ) {
$label = $value;
$aria_label = '';
if ( is_array( $value ) ) {
$label = ( $value['label'] ?? '' );
$aria_label = ( $value['aria_label'] ?? '' );
}
$key_esc = esc_attr( $key );
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: $disabled_attribute output is hardcoded and all other output is properly escaped.
echo '<input type="radio" class="radio" id="' . $var_esc . '-' . $key_esc . '" name="' . esc_attr( $this->option_name ) . '[' . $var_esc . ']" value="' . $key_esc . '" ' . checked( $val, $key_esc, false ) . $disabled_attribute . ' />';
$this->label(
$label,
[
'for' => $var_esc . '-' . $key_esc,
'class' => 'radio',
'aria_label' => $aria_label,
]
);
}
echo '</fieldset>';
}
/**
* Create a toggle switch input field using two radio buttons.
*
* @since 3.1
*
* @param string $variable The variable within the option to create the radio buttons for.
* @param array $values Associative array of on/off keys and their values to be used as
* the label elements text for the radio buttons. Optionally, each
* value can be an array of visible label text and screen reader text.
* @param string $label The visual label for the radio buttons group, used as the fieldset legend.
* @param string $help Inline Help that will be printed out before the visible toggles text.
* @param array $attr Extra attributes to add to the toggle switch.
*
* @return void
*/
public function toggle_switch( $variable, $values, $label, $help = '', $attr = [] ) {
if ( ! is_array( $values ) || $values === [] ) {
return;
}
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
if ( isset( $attr['preserve_disabled_value'] ) && $attr['preserve_disabled_value'] ) {
$this->hidden( $variable );
$variable .= '_disabled';
}
$val = $this->get_field_value( $variable, false );
if ( $val === true ) {
$val = 'on';
}
if ( $val === false ) {
$val = 'off';
}
$help_class = ! empty( $help ) ? ' switch-container__has-help' : '';
$has_premium_upsell = ( isset( $attr['show_premium_upsell'] ) && $attr['show_premium_upsell'] && isset( $attr['premium_upsell_url'] ) && ! empty( $attr['premium_upsell_url'] ) );
$upsell_class = ( $has_premium_upsell ) ? ' premium-upsell' : '';
$var_esc = esc_attr( $variable );
printf( '<div class="%s">', esc_attr( 'switch-container' . $help_class . $upsell_class ) );
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
echo '<fieldset id="', $var_esc, '" class="fieldset-switch-toggle"><legend>', $label, '</legend>', $help;
// Show disabled note if attribute does not exists or does exist and is set to true.
if ( ! isset( $attr['show_disabled_note'] ) || ( $attr['show_disabled_note'] === true ) ) {
if ( isset( $attr['note_when_disabled'] ) ) {
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
echo $this->get_disabled_note( $variable, $attr['note_when_disabled'] );
}
else {
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
echo $this->get_disabled_note( $variable );
}
}
echo '<div class="switch-toggle switch-candy switch-yoast-seo">';
foreach ( $values as $key => $value ) {
$screen_reader_text_html = '';
if ( is_array( $value ) ) {
$screen_reader_text = $value['screen_reader_text'];
$screen_reader_text_html = '<span class="screen-reader-text"> ' . esc_html( $screen_reader_text ) . '</span>';
$value = $value['text'];
}
$key_esc = esc_attr( $key );
$for = $var_esc . '-' . $key_esc;
$disabled_attribute = $this->get_disabled_attribute( $variable, $attr );
// phpcs:ignore WordPress.Security.EscapeOutput -- Reason: $disabled_attribute output is hardcoded and all other output is properly escaped.
echo '<input type="radio" id="' . $for . '" name="' . esc_attr( $this->option_name ) . '[' . $var_esc . ']" value="' . $key_esc . '" ' . checked( $val, $key_esc, false ) . $disabled_attribute . ' />',
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- output escaped before.
'<label for="', $for, '">', esc_html( $value ), $screen_reader_text_html, '</label>';
}
$upsell_button = '';
if ( $has_premium_upsell ) {
$upsell_button = '<a class="yoast-button yoast-button--buy yoast-button--small" data-action="load-nfd-ctb" data-ctb-id="f6a84663-465f-4cb5-8ba5-f7a6d72224b2" href='
. esc_url( $attr['premium_upsell_url'] ) . ' target="_blank">'
. esc_html__( 'Unlock with Premium!', 'wordpress-seo' )
/* translators: Hidden accessibility text. */
. '<span class="screen-reader-text">' . esc_html__( '(Opens in a new browser tab)', 'wordpress-seo' ) . '</span>'
. '<span aria-hidden="true" class="yoast-button--buy__caret"></span></a>';
}
// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- All variable output is escaped above.
echo '<a></a></div></fieldset><div class="clear"></div>' . $upsell_button . '</div>' . PHP_EOL . PHP_EOL;
}
/**
* Creates a toggle switch to define whether an indexable should be indexed or not.
*
* @param string $variable The variable within the option to create the radio buttons for.
* @param string $label The visual label for the radio buttons group, used as the fieldset legend.
* @param string $help Inline Help that will be printed out before the visible toggles text.
* @param array $attr Extra attributes to add to the index switch.
*
* @return void
*/
public function index_switch( $variable, $label, $help = '', $attr = [] ) {
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
$index_switch_values = [
'off' => __( 'On', 'wordpress-seo' ),
'on' => __( 'Off', 'wordpress-seo' ),
];
$is_disabled = ( isset( $attr['disabled'] ) && $attr['disabled'] );
$this->toggle_switch(
$variable,
$index_switch_values,
sprintf(
/* translators: %s expands to an indexable object's name, like a post type or taxonomy */
esc_html__( 'Show %s in search results?', 'wordpress-seo' ),
$label
),
$help,
[ 'disabled' => $is_disabled ]
);
}
/**
* Creates a toggle switch to show hide certain options.
*
* @param string $variable The variable within the option to create the radio buttons for.
* @param string $label The visual label for the radio buttons group, used as the fieldset legend.
* @param bool $inverse_keys Whether or not the option keys need to be inverted to support older functions.
* @param string $help Inline Help that will be printed out before the visible toggles text.
* @param array $attr Extra attributes to add to the show-hide switch.
*
* @return void
*/
public function show_hide_switch( $variable, $label, $inverse_keys = false, $help = '', $attr = [] ) {
$defaults = [
'disabled' => false,
];
$attr = wp_parse_args( $attr, $defaults );
$on_key = ( $inverse_keys ) ? 'off' : 'on';
$off_key = ( $inverse_keys ) ? 'on' : 'off';
$show_hide_switch = [
$on_key => __( 'On', 'wordpress-seo' ),
$off_key => __( 'Off', 'wordpress-seo' ),
];
$is_disabled = ( isset( $attr['disabled'] ) && $attr['disabled'] );
$this->toggle_switch(
$variable,
$show_hide_switch,
$label,
$help,
[ 'disabled' => $is_disabled ]
);
}
/**
* Retrieves the value for the form field.
*
* @param string $field_name The field name to retrieve the value for.
* @param string|null $default_value The default value, when field has no value.
*
* @return mixed|null The retrieved value.
*/
protected function get_field_value( $field_name, $default_value = null ) {
// On multisite subsites, the Usage tracking feature should always be set to Off.
if ( $this->is_tracking_on_subsite( $field_name ) ) {
return false;
}
return WPSEO_Options::get( $field_name, $default_value );
}
/**
* Checks whether a given control should be disabled.
*
* @param string $variable The variable within the option to check whether its control should be disabled.
*
* @return bool True if control should be disabled, false otherwise.
*/
protected function is_control_disabled( $variable ) {
if ( $this->option_instance === null ) {
return false;
}
// Disable the Usage tracking feature for multisite subsites.
if ( $this->is_tracking_on_subsite( $variable ) ) {
return true;
}
return $this->option_instance->is_disabled( $variable );
}
/**
* Gets the explanation note to print if a given control is disabled.
*
* @param string $variable The variable within the option to print a disabled note for.
* @param string $custom_note An optional custom note to print instead.
*
* @return string Explanation note HTML string, or empty string if no note necessary.
*/
protected function get_disabled_note( $variable, $custom_note = '' ) {
if ( $custom_note === '' && ! $this->is_control_disabled( $variable ) ) {
return '';
}
$disabled_message = esc_html__( 'This feature has been disabled by the network admin.', 'wordpress-seo' );
// The explanation to show when disabling the Usage tracking feature for multisite subsites.
if ( $this->is_tracking_on_subsite( $variable ) ) {
$disabled_message = esc_html__( 'This feature has been disabled since subsites never send tracking data.', 'wordpress-seo' );
}
if ( $custom_note ) {
$disabled_message = esc_html( $custom_note );
}
return '<p class="disabled-note">' . $disabled_message . '</p>';
}
/**
* Determines whether we are dealing with the Usage tracking feature on a multisite subsite.
* This feature requires specific behavior for the toggle switch.
*
* @param string $feature_setting The feature setting.
*
* @return bool True if we are dealing with the Usage tracking feature on a multisite subsite.
*/
protected function is_tracking_on_subsite( $feature_setting ) {
return ( $feature_setting === 'tracking' && ! is_network_admin() && ! is_main_site() );
}
/**
* Returns the disabled attribute HTML.
*
* @param string $variable The variable within the option of the related form element.
* @param array $attr Extra attributes added to the form element.
*
* @return string The disabled attribute HTML.
*/
protected function get_disabled_attribute( $variable, $attr ) {
if ( $this->is_control_disabled( $variable ) || ( isset( $attr['disabled'] ) && $attr['disabled'] ) ) {
return ' disabled';
}
return '';
}
}