<?php
defined( 'ABSPATH' ) or die( 'Something went wrong.' );


/**
 * Base class for settings.
 *
 * @package SecuPress
 * @since 1.0
 */
abstract class SecuPress_Settings extends SecuPress_Singleton {

	const VERSION = '1.0.1';

	/**
	 * Current module: corresponds to the page tab, like `users_login`.
	 *
	 * @var (string)
	 */
	protected $modulenow;

	/**
	 * Current section: corresponds to a block, like `login_auth`.
	 *
	 * @var (string)
	 */
	protected $sectionnow;

	/**
	 * Current plugin (or sub-module): corresponds to a field, like `captcha`.
	 *
	 * @var (string)
	 */
	protected $pluginnow;

	/**
	 * Section descriptions.
	 *
	 * @var (array)
	 */
	protected $section_descriptions = array();

	/**
	 * Tell if a section is disabled.
	 *
	 * @var (bool|null)
	 */
	protected $section_is_disabled = null;

	/**
	 * Section Save buttons.
	 *
	 * @var (array)
	 */
	protected $section_save_buttons = array();

	/**
	 * Form action attribute (URL).
	 *
	 * @var (string)
	 */
	protected $form_action;

	/**
	 * Tells if the current module should be wrapped in a form.
	 *
	 * @var (bool)
	 */
	protected $with_form = true;


	/** Setters ================================================================================= */

	/**
	 * Set the current module.
	 *
	 * @since 1.0
	 *
	 * @return (object) The class instance.
	 */
	protected function set_current_module() {
		die( 'Method SecuPress_Settings::set_current_module() must be over-ridden in a sub-class.' );
		return $this;
	}


	/**
	 * Set the current section.
	 *
	 * @since 1.0
	 *
	 * @param (string) $section The section to set.
	 *
	 * @return (object) The class instance.
	 */
	final protected function set_current_section( $section ) {
		$this->sectionnow = $section;
		return $this;
	}


	/**
	 * Set the current plugin.
	 *
	 * @since 1.0
	 *
	 * @param (string) $plugin The plugin to set.
	 *
	 * @return (object) The class instance.
	 */
	final protected function set_current_plugin( $plugin ) {
		$this->pluginnow = $plugin;
		return $this;
	}


	/**
	 * Set the current section description.
	 *
	 * @since 1.0
	 *
	 * @param (string) $description The description to set.
	 *
	 * @return (object) The class instance.
	 */
	final protected function set_section_description( $description ) {
		$section_id = $this->modulenow . '|' . $this->sectionnow;

		$this->section_descriptions[ $section_id ] = $description;

		return $this;
	}


	/**
	 * Tell if the current section should display a Save button.
	 *
	 * @since 1.0
	 *
	 * @param (bool) $value True to display the button. False to hide it.
	 *
	 * @return (object) The class instance.
	 */
	final protected function set_section_save_button( $value ) {
		$section_id = $this->get_section_id();

		if ( $value ) {
			$this->section_save_buttons[ $section_id ] = 1;
		} else {
			unset( $this->section_save_buttons[ $section_id ] );
		}

		return $this;
	}


	/** Getters ================================================================================= */

	/**
	 * Get the current module.
	 *
	 * @since 1.0
	 *
	 * @return (string) The current module.
	 */
	final public function get_current_module() {
		return $this->modulenow;
	}


	/**
	 * Get the current section.
	 *
	 * @since 1.0
	 *
	 * @return (string) The current section.
	 */
	final public function get_current_section() {
		return $this->sectionnow;
	}


	/**
	 * Get the current plugin.
	 *
	 * @since 1.0
	 *
	 * @return (string) The current plugin.
	 */
	final public function get_current_plugin() {
		return $this->pluginnow;
	}


	/**
	 * Get the current section ID.
	 *
	 * @since 1.0
	 *
	 * @return (string) The current section ID.
	 */
	public function get_section_id() {
		return 'module_' . $this->modulenow . '|' . $this->sectionnow;
	}


	/**
	 * Get the form action attribute (URL).
	 *
	 * @since 1.0
	 *
	 * @return (string) The attribute.
	 */
	final public function get_form_action() {
		return $this->form_action;
	}


	/**
	 * Tells if the current module should be wrapped in a form.
	 *
	 * @since 1.0
	 *
	 * @return (bool)
	 */
	final public function get_with_form() {
		return $this->with_form;
	}


	/** Init ==================================================================================== */

	/**
	 * Init: this method is required by the class `SecuPress_Singleton`.
	 *
	 * @since 1.0
	 */
	protected function _init() {
		$this->set_current_module();

		$this->form_action = is_network_admin() ? admin_url( 'admin-post.php' ) : admin_url( 'options.php' );
		$this->form_action = esc_url( $this->form_action );
	}


	/** Sections ================================================================================ */

	/**
	 * Add a section in the page (a block).
	 *
	 * @since 1.0
	 *
	 * @param (string) $title The section title.
	 * @param (array)  $args  An array allowing 2 parameters:
	 *                        - (bool) $with_roles       Whenever to display a "Affected roles" radios list.
	 *                        - (bool) $with_save_button Whenever to display a "Save Settings" button.
	 *
	 * @return (object) The class instance.
	 */
	protected function add_section( $title, $args = null ) {
		static $i = 0;

		$args       = wp_parse_args( $args, array( 'with_roles' => false, 'with_save_button' => true ) );
		$actions    = '';
		$section_id = $this->get_section_id();

		if ( ! empty( $args['with_roles'] ) ) {
			$actions .= '<button type="button" id="affected-role-' . $i . '" class="hide-if-no-js no-button button-actions-title">' . __( 'Roles', 'secupress' ) . ' <span class="dashicons dashicons-arrow-right" aria-hidden="true"></span></button>';
		}

		add_settings_section(
			$section_id,
			$title . $actions,
			array( $this, 'print_section_description' ),
			$section_id
		);

		if ( (bool) $args['with_save_button'] ) {
			$this->section_save_buttons[ $section_id ] = 1;
		}

		if ( ! $args['with_roles'] ) {
			return $this;
		}

		$this->add_field( array(
			'title'        => '<span class="dashicons dashicons-groups"></span> ' . __( 'Affected Roles', 'secupress' ),
			'description'  => __( 'Which roles does this module affect?', 'secupress' ),
			'depends'      => 'affected-role-' . $i,
			'row_class'    => 'affected-role-row',
			'name'         => $this->get_field_name( 'affected_role' ),
			'type'         => 'roles',
			'label_screen' => __( 'Affected Roles', 'secupress' ),
			'helpers'      => array(
				array(
					'type'        => 'description',
					'description' => __( 'Future roles will be automatically checked.', 'secupress' ),
				),
				array(
					'type'        => 'warning',
					'class'       => 'hide-if-js',
					'description' => __( 'Select 1 role minimum', 'secupress' ),
				),
			),
		) );

		++$i;

		return $this;
	}


	/**
	 * A wrapper for `$this->do_settings_sections()` that wraps the sections in a `<div>` tag and prints the "Save" button.
	 *
	 * @since 1.0
	 *
	 * @return (object) The class instance.
	 */
	protected function do_sections() {
		$section_id       = $this->get_section_id();
		$html_id          = explode( '|', $section_id );
		$html_id          = sanitize_html_class( implode( '--', $html_id ) );
		$with_save_button = ! empty( $this->section_save_buttons[ $section_id ] );

		/**
		 * Fires before a section.
		 *
		 * @since 1.0
		 *
		 * @param (bool) $with_save_button True if a "Save All Changes" button will be printed.
		 */
		do_action( 'secupress.settings.before_section_' . $this->sectionnow, $with_save_button );

		$this->section_is_disabled = true;

		echo '<div class="secupress-settings-section" id="secupress-settings-' . $html_id . '">';

		echo '<div class="secublock">';
			$this->do_settings_sections();
		echo '</div><!-- .secublock -->';

		if ( $with_save_button ) {
			$args = array(
				'type' => 'primary',
				'name' => $this->sectionnow . '_submit',
			);

			if ( $this->section_is_disabled ) {
				$args['wrap']             = true;
				$args['other_attributes'] = array(
					'disabled'      => 'disabled',
					'aria-disabled' => 'true',
				);
			}
			/**
			 * Filter the arguments passed to the section submit button.
			 *
			 * @since 1.4.3 Add $this->sectionnow.
			 * @since 1.0.6
			 *
			 * @param (array) $args An array of arguments passed to the `submit_button()` method.
			 */
			$args = apply_filters( 'secupress.settings.section.submit_button_args', $args, $this->sectionnow );
			/**
			 * Filter the arguments passed to the section submit button.
			 *
			 * @since 1.4.3
			 *
			 * @param (array) $args An array of arguments passed to the `submit_button()` method.
			 */
			$args = apply_filters( 'secupress.settings.section-' . $this->sectionnow . '.submit_button_args', $args );

			call_user_func( array( __CLASS__, 'submit_button' ), $args );
		}

		echo '</div><!-- #secupress-settings-' . $html_id . ' -->';

		/**
		 * Fires after a section.
		 *
		 * @since 1.0
		 *
		 * @param (bool) $with_save_button True if a "Save All Changes" button will be printed.
		 */
		do_action( 'secupress.settings.after_section_' . $this->sectionnow, $with_save_button );

		$this->section_is_disabled = null;

		return $this;
	}


	/**
	 * Like the real `do_settings_sections()` but using a custom `do_settings_fields()`.
	 *
	 * @since 1.0
	 */
	final protected function do_settings_sections() {
		global $wp_settings_sections, $wp_settings_fields;

		$section_id = $this->get_section_id();

		if ( ! isset( $wp_settings_sections[ $section_id ] ) ) {
			return;
		}

		foreach ( (array) $wp_settings_sections[ $section_id ] as $section ) {

			$header_open_tag = false;

			if ( $section['title'] ) {
				echo '<div class="secupress-settings-section-header">';
				$header_open_tag = true;
				$id = explode( '|', $section['id'] );
				$id = end( $id );
				echo '<h3 class="secupress-settings-section-title" id="module-' . sanitize_html_class( $id ) . '">' . $section['title'] . '</h3>' . "\n";
			}

			if ( $section['callback'] ) {
				echo ( $header_open_tag ? '' : '<div class="secupress-settings-section-header">' );
				$header_open_tag = true;
				call_user_func( $section['callback'], $section );
			}

			echo ( $header_open_tag ? '</div><!-- .secupress-settings-section-header -->' : '' );

			if ( ! isset( $wp_settings_fields ) || ! isset( $wp_settings_fields[ $section_id ] ) || ! isset( $wp_settings_fields[ $section_id ][ $section['id'] ] ) ) {
				continue;
			}

			echo '<div class="secupress-form-table">';
				$this->do_settings_fields( $section_id, $section['id'] );
			echo '</div>';
		}
	}


	/** Generic fields ========================================================================== */

	/**
	 * The main callback that prints basic fields.
	 *
	 * @since 1.0
	 *
	 * @param (array) $args An array with the following parameters:
	 *                - (string) $type              The field type: 'number', 'email', 'tel', 'text', 'textarea', 'select', 'checkbox', 'checkboxes', 'radioboxes', 'radios', 'roles', 'countries'.
	 *                - (string) $name              The name attribute. Also used as id attribute if `$label_for` is not provided.
	 *                - (string) $label_for         The id attribute. Also used as name attribute if `$name` is not provided.
	 *                - (bool)   $plugin_activation Set to true if the field is not used for a setting but to (de)activate a plugin.
	 *                - (mixed)  $default           The default value.
	 *                - (mixed)  $value             The field value. If not provided the field will look for an option stored in db.
	 *                - (array)  $options           Used for 'select', 'checkboxes', 'radioboxes' and 'radios': all possible choices for the user (value => label).
	 *                - (string) $fieldset          Wrap the field in a `<fieldset>` tag. Possible values: 'start', 'end', 'no' and 'yes'. 'checkboxes', 'radioboxes' and 'radios' are automatically wrapped. 'start' and 'end' are not used yet.
	 *                - (string) $label_screen      Used for the `<legend>` tag when a fieldset is used.
	 *                - (string) $label             A label to display on top of the field. Also used as field label for the 'checkbox' type.
	 *                - (string) $label_before      A label to display before the field.
	 *                - (string) $label_after       A label to display after the field.
	 *                - (bool)   $disabled          True to disable the field. Pro fields are automatically disabled on the free version.
	 *                - (array)  $attributes        An array of html attributes to add to the field (like min and max for a 'number' type).
	 *                - (array)  $helpers           An array containing the helpers. See `self::helpers()`.
	 */
	protected function field( $args ) {
		static $first_field = true;

		$args = array_merge( array(
			'type'              => '',
			'name'              => '',
			'label_for'         => '',
			'plugin_activation' => false,
			'default'           => null,
			'value'             => null,
			'options'           => array(),
			'fieldset'          => null,
			'label_screen'      => '',
			'label'             => '',
			'label_before'      => '',
			'label_after'       => '',
			'disabled'          => false,
			'readonly'          => false,
			'required'          => false,
			'attributes'        => array(),
			'helpers'           => array(),
		), $args );

		if ( $args['plugin_activation'] ) {
			$option_name = 'secupress-plugin-activation';
		} else {
			$option_name = 'secupress' . ( 'global' !== $this->modulenow ? '_' . $this->modulenow : '' ) . '_settings';
		}
		$name_attribute = $option_name . '[' . $args['name'] . ']';
		$disabled       = (bool) $args['disabled'];
		$readonly       = (bool) $args['readonly'];
		$required       = (bool) $args['required'];

		// Type.
		$args['type'] = 'radio' === $args['type'] ? 'radios' : $args['type'];

		// Value.
		if ( isset( $args['value'] ) ) {
			// if ( $args['plugin_activation'] ) {
				// // For the checkboxes that activate un sub-module, make sure they are not checked if they are disabled.
				// $value = $disabled ? null : $args['value'];
			// } else {
				$value = $args['value'];
			// }
		} elseif ( 'global' === $this->modulenow ) {
			$value = secupress_get_option( $args['name'] );
		} else {
			$value = secupress_get_module_option( $args['name'] );
		}

		if ( is_null( $args['default'] ) ) {
			$args['default'] = $args['plugin_activation'] ? 0 : '';
		}

		if ( is_null( $value ) ) {
			$value = $args['default'];
		}

		// HTML attributes.
		$args['label_for'] = $args['label_for'] ? $args['label_for'] : $args['name'];
		$args['label_for'] = esc_attr( $args['label_for'] );

		$attributes = '';
		$args['attributes']['class'] = ! empty( $args['attributes']['class'] ) ? (array) $args['attributes']['class'] : array();

		if ( 'radioboxes' === $args['type'] || 'checkboxes' === $args['type'] || 'checkbox' === $args['type'] || 'roles' === $args['type'] ) {
			$args['attributes']['class'][] = 'secupress-checkbox';
		}
		if ( 'countries' === $args['type'] ) {
			$args['attributes']['class'][] = 'secupress-checkbox';
			$args['attributes']['class'][] = 'secupress-checkbox-mini';
		}

		if ( 'radios' === $args['type'] || 'roles_radio' === $args['type'] ) {
			$args['attributes']['class'][] = 'secupress-radio';
		}

		if ( 'number' === $args['type'] && empty( $args['attributes']['class'] ) ) {
			$args['attributes']['class'][] = 'small-text';
		} elseif ( 'radioboxes' === $args['type'] ) {
			$args['attributes']['class'][] = 'radiobox';
		}

		if ( ! empty( $args['attributes']['pattern'] ) ) {
			$args['attributes']['data-pattern'] = $args['attributes']['pattern'];
		}

		if ( $required ) {
			$args['attributes']['required']           = 'true';
			$args['attributes']['data-required']      = 'required';
			$args['attributes']['data-aria-required'] = 'true';
		}

		if ( $disabled ) {
			$args['attributes']['disabled'] = 'disabled';
		}

		if ( $readonly ) {
			$args['attributes']['readonly'] = 'readonly';
		}

		if ( $args['attributes']['class'] ) {
			$args['attributes']['class'] = implode( ' ', array_map( 'sanitize_html_class', $args['attributes']['class'] ) );
		} else {
			unset( $args['attributes']['class'] );
		}

		if ( ! empty( $args['attributes'] ) ) {
			foreach ( $args['attributes'] as $attribute => $attribute_value ) {
				$attributes .= ' ' . $attribute . '="' . esc_attr( $attribute_value ) . '"';
			}
		}

		// Fieldset.
		$has_fieldset_begin = false;
		$has_fieldset_end   = false;

		switch ( $args['fieldset'] ) {
			case 'start' :
				$has_fieldset_begin = true;
				break;
			case 'end' :
				$has_fieldset_end = true;
				break;
			case 'no' :
				break;
			default :
				$fieldset_auto = array( 'checkboxes' => 1, 'radioboxes' => 1, 'radios' => 1, 'roles' => 1, 'roles_radio' => 1 );

				if ( 'yes' === $args['fieldset'] || isset( $fieldset_auto[ $args['type'] ] ) ) {
					$has_fieldset_begin = true;
					$has_fieldset_end   = true;
				}
		}

		if ( $has_fieldset_begin ) {
			$toggle_all = isset( $args['toggle_all'] ) && $args['toggle_all'] ? 'secupress-check-group' : '';
			echo '<fieldset class="' . $toggle_all . ' fieldname-' . sanitize_html_class( $args['name'] ) . ' fieldtype-' . sanitize_html_class( $args['type'] ) . '">';

			if ( ! empty( $args['label_screen'] ) ) {
				echo '<legend class="screen-reader-text"><span>' . $args['label_screen'] . '</span></legend>';
			}
		}

		// Labels.
		$label_open  = '';
		$label_close = '';
		if ( '' !== $args['label_before'] || '' !== $args['label'] || '' !== $args['label_after'] ) {
			$label_open  = '<label class="secupress-' . esc_attr( $args['type'] ) . '-label' . ( $disabled ? ' disabled' : '' ) . '">';
			$label_close = '</label>';
		}

		// Types.
		switch ( $args['type'] ) {
			case 'url' :
				if ( secupress_is_pro() ) {
					add_action( 'admin_footer', 'secupress_pro_enqueue_wplink_dialog' );
				}
			case 'number' :
			case 'email' :
			case 'tel' :
			case 'text' :
			case 'color' :

				echo $label_open; ?>
					<?php
					echo $args['label'] ? $args['label'] . '<br/>' : '';
					echo $args['label_before'];
					echo '<input type="' . $args['type'] . '" id="' . $args['label_for'] . '" name="' . $name_attribute . '" value="' . esc_attr( $value ) . '"' . $attributes . '/>';
					echo $args['label_after'];
					?>
				<?php
				echo $label_close;
				break;

			case 'wpeditor' :
			case 'textarea' :
				$value       = esc_textarea( html_entity_decode( implode( "\n", (array) explode( ',', $value ) ), ENT_QUOTES ) );
				$attributes .= empty( $args['attributes']['cols'] ) ? ' cols="50"' : '';
				$attributes .= empty( $args['attributes']['rows'] ) ? ' rows="5"'  : '';

				// Don't add expandable feature for these exceptions.
				$exceptions   = array(
					'notification-types_emails',
					'move-login_custom_error_content',
				);
				$is_exception = in_array( $args['name'], $exceptions, true );

				$args['label_before'] .= $is_exception ? '' : '<div class="secupress-textarea-container">';
				$args['label_after'] .= $is_exception ? '' : '</div>';

				echo $label_open; ?>
					<?php
					echo $args['label'] ? '<span class="secupress-bold">' . $args['label'] . '</span><br/>' : '';
					echo $args['label_before'];
					if ( 'textarea' === $args['type'] ) {
						echo '<textarea id="' . $args['label_for'] . '" name="' . $name_attribute . '"' . $attributes . ' spellcheck="false">' . $value . '</textarea>';
					} else {
						wp_editor( html_entity_decode( $value ), sanitize_key( $name_attribute ), [ 'textarea_name' => $name_attribute ] );
					}
					echo $args['label_after'];
					?>
				<?php
				echo $label_close;
				break;

			case 'select' :

				$value = array_flip( (array) $value );
				$has_disabled = false;

				echo $label_open; ?>
					<?php
					echo $args['label'] ? $args['label'] . '<br/>' : '';
					echo $args['label_before'];
					?>
					<select id="<?php echo $args['label_for']; ?>" name="<?php echo $name_attribute; ?>"<?php echo $attributes; ?>>
						<?php
						foreach ( $args['options'] as $val => $title ) {
							$disabled = '';
							if ( static::is_pro_feature( $args['name'] . '|' . $val ) && ! secupress_is_pro() ) {
								$disabled     = ' disabled="disabled"';
								$has_disabled = true;
							}
							?>
							<option value="<?php echo $val; ?>"<?php selected( isset( $value[ $val ] ) ); ?><?php echo $disabled; ?>><?php echo $title . ( $disabled ? ' (*)' : '' ); ?></option>
							<?php
						}
						?>
					</select>
					<?php
					echo $args['label_after'];
					?>
				<?php
				echo $label_close;

				echo $has_disabled ? static::get_pro_version_string( '<span class="description">(*) %s</span>' ) : '';

				break;

			case 'checkbox' :

				echo '<p class="secupress-checkbox-line">';
				echo $label_open; ?>
					<?php
					echo $args['label_before'];
					echo '<input type="checkbox" id="' . $args['label_for'] . '" name="' . $name_attribute . '" value="1"' . checked( $value, 1, false ) . $attributes . ' />';
					echo '<span class="label-text">' . $args['label'] . '</span>';
					?>
				<?php echo $label_close;
				echo '</p>';
				break;

			case 'checkboxes' :
			case 'radioboxes' :
				$value      = array_flip( (array) $value );
				$classes    = '';
				$key_as_val = isset( $args['key_as_val'] ) && $args['key_as_val'];
				// $toggle_all = isset( $args['toggle_all'] ) && $args['toggle_all']; ////
				$_all_css   = $attributes;
				// if ( $toggle_all ) {
				// 	$args['options'] = array_merge( [ 0 => __( 'Toggle All', 'secupress' ) ], $args['options'] );
				// 	$_all_css = str_replace( 'class="', 'class="secupress-toggle-check ', $attributes );
				// }
				foreach ( $args['options'] as $val => $title ) {
					if ( ! is_array( $title ) ) {
						$title = (array) $title;
					}
					if ( $key_as_val && $val ) {
						echo '<h5>' . $val . '</h5>';
					}
					foreach ( $title as $_title ) {
						$_value            = $key_as_val ? sanitize_title( $_title ) : $val;
						$args['label_for'] = $args['name'] . '_' . $_value;
						$disabled          = ( static::is_pro_feature( $args['name'] . '|' . $_value ) && ! secupress_is_pro() ) ? ' disabled="disabled"' : $disabled;
						$disabled          = $disabled || ( isset( $args['disabled_values'] ) && in_array( $_value, $args['disabled_values'] ) ) ? ' disabled="disabled"' : $disabled;
						$classes           = '';
						$input_type        = 'checkboxes' === $args['type'] ? 'checkbox' : 'radio';
						if ( static::is_pro_feature( $args['name'] . '|' . $_value ) && ! secupress_is_pro() ) {
							$classes      .= ' secupress-pro-option';
						} elseif ( static::is_pro_feature( $args['name'] . '|' . $_value ) ) {
							$classes      .= ' secupress-show-pro';
						}
						if ( static::is_expert_feature( $args['name'] . '|' . $_value ) ) {
							$classes      .= ' secupress-show-expert';
						}
						// $toggle_all = false;
						// class="secupress-row-check
						?>
						<p class="secupress-fieldset-item secupress-fieldset-item-radio secupress-fieldset-item-<?php echo $args['type']; ?> secupress-field-<?php echo esc_attr( $args['label_for'] ); ?><?php echo $classes; ?>">
							<label <?php echo $disabled ? ' class="disabled"' : ''; ?> for="<?php echo esc_attr( $args['label_for'] ); ?>">
								<input type="checkbox" id="<?php echo $args['label_for']; ?>" name="<?php echo $name_attribute; ?>[]" value="<?php echo $_value; ?>"<?php checked( isset( $value[ $_value ] ) ); ?><?php echo $disabled; ?><?php echo $_all_css; ?>>
								<?php echo '<span class="label-text">' . $_title . '</span>'; ?>
							</label>
						<?php echo static::is_pro_feature( $args['name'] . '|' . $_value ) && ! secupress_is_pro() ? static::get_pro_version_string( '<span class="description secupress-get-pro-version">%s</span>' ) : ''; ?>
						</p>
						<?php
						$_all_css = $attributes;
					}
				}
				break;

			case 'radios' :

				foreach ( $args['options'] as $val => $title ) {
					$args['label_for'] = $args['name'] . '_' . $val;
					$disabled          = static::is_pro_feature( $args['name'] . '|' . $val ) && ! secupress_is_pro() ? ' disabled="disabled"' : '';
					$pro_class         = '';
					if ( static::is_pro_feature( $args['name'] . '|' . $val ) && ! secupress_is_pro() ) {
						$pro_class     = ' secupress-pro-option';
					} elseif ( static::is_pro_feature( $args['name'] . '|' . $val ) ) {
						$pro_class     = ' secupress-show-pro';
					}
					if ( static::is_expert_feature( $args['name'] . '|' . $val ) ) {
						$pro_class    .= ' secupress-show-expert';
					}

					if ( ! $disabled && strpos( $title, 'secupress-coming-soon-feature' ) !== false ) {
						$disabled      = ' disabled="disabled"';
					}
					?>
					<p class="secupress-radio-line<?php echo $pro_class; ?>">
						<label<?php echo $disabled ? ' class="disabled"' : ''; ?> for="<?php echo esc_attr( $args['label_for'] ); ?>">
							<input type="radio" id="<?php echo $args['label_for']; ?>" name="<?php echo $name_attribute; ?>" value="<?php echo $val; ?>"<?php checked( $value, $val ); ?><?php echo $disabled; ?><?php echo $attributes; ?>>
							<?php echo '<span class="label-text">' . $title . '</span>'; ?>
						</label>
						<?php echo static::is_pro_feature( $args['name'] . '|' . $val ) && ! secupress_is_pro() ? static::get_pro_version_string( '<span class="description secupress-get-pro-version">%s</span>' ) : ''; ?>
					</p>
					<?php
				}
				break;

			case 'roles_radio' :
				$roles = new WP_Roles();
				$roles = $roles->get_names();
				$roles = array_map( 'secupress_translate_user_role', $roles );
				if ( isset( $args['options'] ) ) {
					$roles = array_merge( $args['options'], $roles );
				}
				foreach ( $roles as $val => $title ) {
					$args['label_for'] = $args['name'] . '_' . $val;
					$pro_class         = '';
					if ( static::is_pro_feature( $args['name'] . '|' . $val ) && ! secupress_is_pro() ) {
						$pro_class     = ' secupress-pro-option';
					} elseif ( static::is_pro_feature( $args['name'] . '|' . $val ) ) {
						$pro_class     = ' secupress-show-pro';
					}
					if ( static::is_expert_feature( $args['name'] . '|' . $val ) ) {
						$pro_class    .= ' secupress-show-expert';
					}
					?>
					<p class="secupress-radio-line<?php echo $pro_class; ?>">
							<?php if ( isset( $args['not'] ) && is_array( $args['not'] ) && isset( $args['not'][ $val ] ) ) { ?>
								<label class="disabled" for="<?php echo esc_attr( $args['label_for'] ); ?>">
								<input type="radio" id="<?php echo $args['label_for']; ?>" value="" disabled="disabled"<?php echo $attributes; ?>>
							<?php } else { ?>
								<label<?php echo $disabled ? ' class="disabled"' : ''; ?> for="<?php echo esc_attr( $args['label_for'] ); ?>">
								<input type="radio" id="<?php echo $args['label_for']; ?>" name="<?php echo $name_attribute; ?>" value="<?php echo $val; ?>"<?php checked( $value, $val ); ?><?php echo $disabled; ?><?php echo $attributes; ?>>
							<?php } ?>
							<?php echo '<span class="label-text">' . $title . '</span>'; ?>
						</label>
						<?php echo static::is_pro_feature( $args['name'] . '|' . $val ) && ! secupress_is_pro() ? static::get_pro_version_string( '<span class="description secupress-get-pro-version">%s</span>' ) : ''; ?>
					</p>
					<?php
				}
				break;
			case 'roles' :
				$value = array_flip( (array) $value );
				$roles = new WP_Roles();
				$roles = $roles->get_names();
				$roles = array_map( 'secupress_translate_user_role', $roles );
				foreach ( $roles as $val => $title ) {
					?>
					<p class="secupress-checkbox-roles-line">
						<label<?php echo $disabled ? ' class="disabled"' : ''; ?>>
							<input type="checkbox" name="<?php echo $name_attribute; ?>[]" value="<?php echo $val; ?>"<?php checked( ! isset( $value[ $val ] ) ); ?><?php echo $attributes; ?>>
							<?php echo '<span class="label-text">' . $title . '</span>'; ?>
						</label>
					</p>
					<?php
				}
				?>
				<input type="hidden" name="<?php echo $name_attribute; ?>[witness]" value="1" />
				<?php
				break;

			case 'hidden' :
				?>
				<input type="hidden" name="<?php echo $name_attribute; ?>" value="<?php echo $value; ?>">				
				<?php
				break;

			case 'html' :

				echo $value;
				break;

			case 'submit' :

				echo '<button type="submit" class="secupress-button" id="' . esc_attr( $args['name'] ) . '">' . $args['label'] . '</button>';
				break;

			case 'plugin' :
				$helpers_args_for_plugins = $args;
				unset( $helpers_args_for_plugins['helpers']['help'] );
				static::helpers( $helpers_args_for_plugins );

				if ( ! function_exists( 'plugins_api' ) ) {
					require( ABSPATH . '/wp-admin/includes/plugin-install.php' );
				}
				// Set up our query fields.
				$fields = array(
					'banners'           => false,
					'icons'             => true,
					'reviews'           => false,
					'rating'            => true,
					'num_ratings'       => true,
					'downloaded'        => true,
					'active_installs'   => true,
					'short_description' => true,
					'sections'          => false,
					'downloadlink'      => true,
					'last_updated'      => true,
					'homepage'          => true,
				);
				// Set how long to cache results.
				$expiration  = WEEK_IN_SECONDS;
				$plugin_info = false;
				/**
				 * Do query using passed in params.
				 */
				// Look in the cache.
				$plugin_info = get_transient( "secupress_plugin_cards_{$args['name']}" );
				// If it's not in the cache or it's expired, do it live
				// and store it in the cache for next time.
				if ( ! $plugin_info ) {
					$plugin_info = plugins_api(
						'plugin_information',
						array(
							'slug'   => $args['name'],
							'fields' => $fields,
						)
					);
					if ( is_object( $plugin_info ) && ! is_wp_error( $plugin_info ) ) {
						set_transient( "secupress_plugin_cards_{$args['name']}", $plugin_info, $expiration );
					}
				}
				// Default $output.
				$output = '';
				// Confirm the call to plugins_api worked.
				if ( is_object( $plugin_info ) && ! is_wp_error( $plugin_info ) ) {
					$output .= '<div class="plugin-cards single-plugin">';
					$output .= secupress_render_plugin_card( $plugin_info );
					$output .= '</div>';
				}
				echo $output;

				break;

			default :
				if ( secupress_is_pro() && function_exists( 'secupress_pro_' . $args['type'] . '_field' ) ) {
					call_user_func( 'secupress_pro_' . $args['type'] . '_field', $args, $this );
				} elseif ( method_exists( $this, $args['type'] ) ) {
					call_user_func( array( $this, $args['type'] ), $args );
				} else {
					echo '<!--// Missing or incorrect type //-->'; // Do not translate.
				}
		}

		// Helpers.
		if ( 'plugin' !== $args['type'] ) {
			static::helpers( $args );
		} else {
			$helpers_args_for_plugins = $args;
			unset( $helpers_args_for_plugins['helpers']['description'] );
			static::helpers( $helpers_args_for_plugins );
		}
		if ( $has_fieldset_end ) {
			echo '</fieldset>';
		}
	}

	/** Specific fields ========================================================================= */

	/**
	 * Outputs the form used by the reset settings form
	 *
	 * @since 1.4.4
	 * @author Julio Potier
	 */
	protected function reset_settings_button() {
		?>
		<a class="secupress-button button button-secondary" href="<?php echo wp_nonce_url( admin_url( 'admin-post.php?action=secupress_reset_all_settings' ), 'secupress_reset_all_settings' ); ?>">
			<?php _e( 'Reset Settings', 'secupress' ); ?>
		</a>
		<?php
	}

	protected function tables_selection() {
		global $wpdb;

		$non_wp_tables = secupress_get_non_wp_tables();
		$wp_tables     = secupress_get_wp_tables();
		$blog_ids      = ! is_multisite() ? [ '1' ] : $wpdb->get_col( "SELECT blog_id FROM {$wpdb->blogs}" );

		$form  = '<div class="show-input">';
		$form .= '<fieldset aria-labelledby="select-db-tables-to-rename" class="secupress-boxed-group">';

		if ( $non_wp_tables ) {
			$form .= '<b>' . __( 'Other tables', 'secupress' ) . '</b><br/>';
			foreach ( $non_wp_tables as $table ) {
				$table_attr = esc_attr( $table );
				$form      .= '<input type="checkbox" name="secupress_wordpress-core_settings[database_tables_selection][]" value="' . $table_attr . '" id="select-db-tables-to-rename-' . $table_attr . '" checked="checked"><label for="select-db-tables-to-rename-' . $table_attr . '">' . esc_html( $table ) . '</label><br/>';
			}
		}

		$form .= '<b>' . __( 'WordPress tables (mandatory)', 'secupress' ) . '</b><br/>';

		foreach ( $blog_ids as $blog_id ) {
			$blog_id = '1' === $blog_id ? '' : $blog_id . '_';

			foreach ( $wp_tables as $table ) {
				$table = substr_replace( $table, $wpdb->prefix . $blog_id, 0, strlen( $wpdb->prefix ) );
				$form .= '<input type="checkbox" checked="checked" disabled="disabled"><label>' . esc_html( $table ) . '</label><br/>';
			}
		}

		$form .= '</fieldset>';

		$form .= '</div>';

		echo $form;
	}

	/**
	 * Outputs the form used by the importers to accept the data to be imported.
	 *
	 * @since 1.0
	 * @author Julio Potier
	 */
	protected function import_upload_form() {
		/** This filter is documented in wp-admin/includes/template.php */
		$bytes      = apply_filters( 'import_upload_size_limit', wp_max_upload_size() );
		$size       = size_format( $bytes );
		$upload_dir = wp_upload_dir();
		$disabled   = secupress_is_pro() ? '' : ' disabled="disabled"';

		if ( ! empty( $upload_dir['error'] ) ) {
			?>
			<div class="error">
				<p><?php _e( 'Before you can upload your import file, you will need to fix the following error:', 'secupress' ); ?></p>
				<p><strong><?php echo $upload_dir['error']; ?></strong></p>
			</div><?php
			echo secupress_is_pro() ? '' : static::get_pro_version_string( '<p class="description secupress-get-pro-version">%s</p>' );
			return;
		}

		$name        = 'upload';
		$type        = 'help';
		$description = __( 'Choose a file from your computer:', 'secupress' ) . ' (' . sprintf( __( 'Maximum size: %s', 'secupress' ), $size ) . ')';
		/** This filter is documented in inc/classes/settings/class-secupress-settings.php */
		$description = apply_filters( 'secupress.settings.help', $description, $name, $type );
		?>
		<p>
			<input type="file" id="upload" name="import" size="25"<?php echo $disabled; ?>/><br/>
			<label for="upload"><?php echo $description; ?></label>
			<input type="hidden" name="max_file_size" value="<?php echo $bytes; ?>" />
		</p>

		<p class="submit">
			<button type="submit"<?php echo $disabled; ?> class="secupress-button" id="import">
				<span class="icon">
					<i class="secupress-icon-upload" aria-hidden="true"></i>
				</span>
				<span class="text">
					<?php _e( 'Upload Settings', 'secupress' ); ?>
				</span>
			</button>
		</p>
		<?php
		echo secupress_is_pro() ? '' : static::get_pro_version_string( '<p class="description secupress-get-pro-version">%s</p>' );
	}


	/**
	 * Outputs the export button.
	 *
	 * @since 1.0
	 * @author Julio Potier
	 */
	protected function export_form() {
		?>
		<p class="submit">
			<?php if ( secupress_is_pro() ) : ?>
				<a href="<?php echo esc_url( wp_nonce_url( admin_url( 'admin-post.php?action=secupress_export' ), 'secupress_export' ) ); ?>" id="export" class="secupress-button">
					<span class="icon" aria-hidden="true">
						<i class="secupress-icon-download"></i>
					</span>
					<span class="text">
						<?php _e( 'Download settings', 'secupress' ); ?>
					</span>
				</a>
			<?php else : ?>
				<button type="button" class="secupress-button" disabled="disabled">
					<span class="icon" aria-hidden="true">
						<i class="secupress-icon-download"></i>
					</span>
					<span class="text">
						<?php _e( 'Download settings', 'secupress' ); ?>
					</span>
				</button>
			<?php endif; ?>
		</p>
		<?php
		echo secupress_is_pro() ? '' : static::get_pro_version_string( '<p class="description secupress-get-pro-version">%s</p>' );
	}

	/**
	 * Used to display buttons.
	 *
	 * @since 1.0
	 *
	 * @param (array) $args An array of parameters. See `::field()`.
	 */
	protected function field_button( $args ) {

		if ( ! empty( $args['label'] ) ) {
			$class    = 'secupress-button secupressicon-' . sanitize_html_class( $args['name'] );
			$class   .= ! empty( $args['style'] )    ? ' secupress-button-' . $args['style'] : '';
			$class   .= ! empty( $args['class'] )    ? ' ' . $args['class'] : '';
			$id       = ! empty( $args['id'] )       ? ' id="' . $args['id'] . '"' : '';
			$disabled = ! empty( $args['disabled'] ) ? ' disabled="disabled"' : '';

			if ( ! empty( $args['url'] ) ) {
				echo '<a' . $id . ' class="' . $class . '" ' . $disabled . ' href="' . esc_url( $args['url'] ) . '">' . $args['label'] . '</a>';
			}
			else {
				echo '<button' . $id . ' class="' . $class . '" ' . $disabled . ' type="button">' . $args['label'] . '</button>';
			}
		}

		// Helpers.
		static::helpers( $args );
	}


	/**
	 * Helpers printed after a field.
	 *
	 * @since 1.0
	 *
	 * @param (array) $args An array containing a 'helpers' key.
	 *                      This 'helpers' key contains a list of arrays that contain:
	 *                      - (string) $description The text to print.
	 *                      - (string) $type        The helper type: 'description', 'help', 'warning'.
	 *                      - (string) $class       A html class to add to the text.
	 *                      - (string) $depends     Like in `$this->do_settings_fields()`, used to show/hide the helper depending on a field value.
	 */
	protected static function helpers( $args ) {
		if ( empty( $args['helpers'] ) || ! is_array( $args['helpers'] ) ) {
			return;
		}

		foreach ( $args['helpers'] as $helper ) {

			if ( empty( $helper['description'] ) ) {
				continue;
			}

			$depends = '';
			if ( ! empty( $helper['depends'] ) ) {
				$helper['depends'] = explode( ' ', $helper['depends'] );
				$depends           = ' depends-' . implode( ' depends-', $helper['depends'] );
			}

			$class  = ! empty( $helper['class'] ) ? ' ' . trim( $helper['class'] ) : '';
			$name   = $args['name'];
			$type   = $helper['type'];
			$tag    = preg_match( '@</?p[ >]@', $helper['description'] ) ? 'div' : 'p';
			$force  = '';
			$desc   = '';
			$forced = false !== strpos( $type, 'force-' );
			$type   = str_replace( 'force-', '', $type );

			switch ( $type ) {
				case 'description' :
					$desc  = '<' . $tag . ' class="description desc' . $depends . $class . '">' . $helper['description'] . '</' . $tag . '>';
				break;
				case 'help' :
					$desc  = '<' . $tag . ' class="description help' . $depends . $class . '"><span class="dashicons dashicons-editor-help"></span> ' . $helper['description'] . '</' . $tag . '>';
				break;
				case 'doc' :
					$desc  = '<' . $tag . ' class="description help' . $depends . $class . '"><span class="dashicons dashicons-sos"></span> ' . $helper['description'] . '</' . $tag . '>';
				break;
				case 'warning' :
					$desc  = '<' . $tag . ' class="description warning' . $depends . $class . '">' . ( 'p' === $tag ? '' : '<p>' ) . '<strong>' . __( 'Warning: ', 'secupress' ) . '</strong> ' . $helper['description'] . '</' . $tag . '>'; // Don't forget to close the <p> tag.
				break;
				default :
					continue 2;
			}
			if ( $forced ) {
				$force = $desc;
				$desc = '';
			}

			/**
			 * Filter the helper description.
			 *
			 * @since 1.0
			 *
			 * @param (string) $desc The description.
			 * @param (string) $name The field name argument.
			 * @param (string) $type The helper type.
			 */
			echo apply_filters( 'secupress.settings.help', $desc, $name, $type );
			/**
			 * Filter the forced helper description.
			 *
			 * @since 2.3.17
			 *
			 * @param (string) $desc The description.
			 * @param (string) $name The field name argument.
			 * @param (string) $type The helper type.
			 */
			echo apply_filters( 'secupress.settings.help.forced', $force, $name, $type );
		}
	}


	/** Fields related ========================================================================== */

	/**
	 * Get a correct name for setting fields based on the current module.
	 *
	 * @since 1.0
	 *
	 * @param (string) $field A field name.
	 *
	 * @return (string)
	 */
	final protected function get_field_name( $field ) {
		return "{$this->pluginnow}_{$field}";
	}


	/**
	 * Add a field. It's a wrapper for `add_settings_field()`.
	 *
	 * @since 1.0
	 *
	 * @param (array) $args An array of parameters:
	 *                - (string) $title       The row title/label.
	 *                - (string) $description The row description.
	 *                - (string) $field_type  The field type.
	 *                See `self::field()` for the other paramaters.
	 *
	 * @return (object) The class instance.
	 */
	protected function add_field( $args ) {

		$args = wp_parse_args( $args, array(
			'title'       => '',
			'description' => '',
			'name'        => '',
			'field_type'  => 'field',
		) );

		if ( empty( $args['name'] ) && ! empty( $args['label_for'] ) ) {
			$args['name'] = $args['label_for'];
		}

		if ( false !== apply_filters( 'secupress.settings.field.' . $args['name'], false ) ) {
			return;
		}

		// Get the title.
		$title = $args['title'];
		unset( $args['title'] );

		// Get the callback.
		if ( is_array( $args['field_type'] ) ) {
			$callback = $args['field_type'];
		} elseif ( method_exists( $this, $args['field_type'] ) ) {
			$callback = array( $this, $args['field_type'] );
		} else {
			$callback = 'secupress_' . $args['field_type'];
		}

		add_settings_field(
			'module_' . $this->modulenow . '|' . $this->pluginnow . '|' . $args['name'],
			$title,
			$callback,
			$this->get_section_id(),
			$this->get_section_id(),
			$args
		);

		/**
		 * Triggered after a field is added.
		 *
		 * @since 1.0
		 */
		do_action( 'secupress.settings.after_field_' . $this->modulenow . '|' . $this->pluginnow );

		return $this;
	}


	/**
	 * Like the `do_settings_fields()` WordPress function but:
	 * - `id` and `class` attributes can be added to the `tr` tag (the `class` attribute appeared in WP 4.3) with `row_id` and `row_class`.
	 * - The `$depends` parameter can be used to show/hide the row depending on a field value.
	 * - Automatically add some text to the row description if the field is pro and w're not using the pro version.
	 *
	 * @since 1.0
	 *
	 * @param (string) $page    Slug title of the admin page who's settings fields you want to show.
	 * @param (string) $section Slug title of the settings section who's fields you want to show.
	 */
	final protected function do_settings_fields( $page, $section ) {
		global $wp_settings_fields;

		if ( ! isset( $wp_settings_fields[ $page ][ $section ] ) ) {
			return;
		}

		foreach ( (array) $wp_settings_fields[ $page ][ $section ] as $field ) {
			$id       = '';
			$field_id = isset( $field['id'] ) ? explode( '|', $field['id'] ) : array( '' );
			$field_id = end( $field_id );
			$is_free  = ! secupress_is_pro();
			$data_f   = '';
			$class    = 'secupress-setting-row_' . sanitize_html_class( $field_id ) . ' secupress-setting-row ';
			$class   .= static::is_pro_feature( $field['args']['name'] ) && $is_free ? 'secupress-pro-row ' : '';
			$class   .= static::is_pro_feature( $field['args']['name'] ) && ! $is_free ? 'secupress-show-pro ' : '';
			$class   .= static::is_expert_feature( $field['args']['name'] ) ? 'secupress-show-expert ' : '';

			// Row ID.
			if ( ! empty( $field['args']['row_id'] ) ) {
				$id = ' id="' . esc_attr( $field['args']['row_id'] ) . '"';
			}

			// Data field.
			if ( ! empty( $field['args']['move_item'] ) ) {
				$data_f = ' data-move_item="' . esc_attr( $field['args']['move_item'] ) . '"';
			}

			// Row class.
			if ( ! empty( $field['args']['row_class'] ) ) {
				$class .= ' ' . $field['args']['row_class'];
			}

			if ( ! empty( $field['args']['depends'] ) ) {
				$field['args']['depends'] = explode( ' ', $field['args']['depends'] );
				$class .= ' depends-' . implode( ' depends-', $field['args']['depends'] );
			}

			if ( $class ) {
				$class = ' class="' . esc_attr( trim( $class ) ) . '"';
			}
			unset( $field['args']['row_id'], $field['args']['row_class'] );

			if ( 'hidden' !== $field['args']['type'] ) {
			?>
			<div<?php echo $id . $class . $data_f; ?>>
				<div class="secupress-flex">
					<div class="secupress-setting-content-col">
					<?php
			} else {
				echo '<div class="secupress-setting-row-hidden">';
			}
					// Row title.
					if ( $field['title'] ) {

						if ( ! empty( $field['args']['label_for'] ) ) {
							echo '<h4 id="row-' . sanitize_html_class( $field_id ) . '" class="screen-reader-text">' . $field['title'] . '</h4>';
							echo '<label for="' . esc_attr( $field['args']['label_for'] ) . '" class="secupress-setting-row-title">' . $field['title'] . '</label>';
						} else {
							echo '<h4 id="row-' . sanitize_html_class( $field_id ) . '" class="secupress-setting-row-title">' . $field['title'] . '</h4>';
						}
					}

					/**
					* Filter used to print or not the descriptions during the "expert" mode
					* @param (bool) true to display, false to hide
					*/
					if ( $field['args']['description'] && apply_filters( 'secupress.settings.description', true ) ) {
						echo '<p class="description">' . $field['args']['description'] . '</p>';
					}
					unset( $field['args']['description'] );

					$field_is_disabled = $this->field_is_disabled( $field['args'] );

					if ( empty( $field['args']['disabled'] ) && $field_is_disabled ) {
						$field['args']['disabled'] = true;
					}

					if ( $this->section_is_disabled && ! $field_is_disabled ) {
						$this->section_is_disabled = false;
					}

					call_user_func( $field['callback'], $field['args'] );
					if ( 'hidden' !== $field['args']['type'] ) {
					?>
					</div>
					<div class="secupress-get-pro-col">
					<?php
					}
					if ( static::is_pro_feature( $field['args']['name'] ) && $is_free ) {
						echo '<p class="secupress-get-pro">' . static::get_pro_version_string() . '</p>';
					}
					if ( 'hidden' !== $field['args']['type'] ) {
					?>
					</div><!-- .secupress-get-pro-col -->
				</div><!-- .secupress-flex -->
			</div>
			<?php
					} else {
						echo '</div>';
					}
		}
	}


	/**
	 * Tell if a field is disabled.
	 *
	 * @since 1.2.1
	 * @author Grégory Viguier
	 *
	 * @param (array) $field_args Field arguments.
	 *
	 * @return (bool)
	 */
	protected function field_is_disabled( $field_args ) {
		static $fields = array();

		if ( isset( $fields[ $field_args['name'] ] ) ) {
			return $fields[ $field_args['name'] ];
		}

		$disabled = false;

		if ( ! empty( $field_args['disabled'] ) ) {
			// The field is disabled.
			$disabled = true;
		} elseif ( static::is_pro_feature( $field_args['name'] ) && ! secupress_is_pro() ) {
			// The field is Pro.
			$disabled = true;
		} elseif ( ! empty( $field_args['options'] ) && ! secupress_is_pro() ) {
			// All the options are Pro.
			$has_enabled = false;

			foreach ( (array) $field_args['options'] as $val => $title ) {
				$name = $field_args['name'] . '_' . $val;

				if ( ! static::is_pro_feature( $field_args['name'] . '|' . $val ) && ! secupress_is_pro() ) {
					$has_enabled = true;
					$fields[ $name ] = false;
				} else {
					$fields[ $name ] = true;
				}
			}

			$disabled = ! $has_enabled;
		}

		if ( ! $disabled && ! empty( $field_args['depends'] ) ) {
			// All dependencies are disabled.
			$has_enabled = false;

			foreach ( (array) $field_args['depends'] as $depend ) {
				if ( empty( $fields[ $depend ] ) ) {
					$has_enabled = true;
					break;
				}
			}

			$disabled = ! $has_enabled;
		}

		if ( $disabled && ! empty( $field_args['options'] ) ) {
			/*
			 * When a field is disabled and has options (checklist or select), mark all the options as disabled.
			 * It will be usefull for the previous dependencies test.
			 */
			foreach ( (array) $field_args['options'] as $val => $title ) {
				$name = $field_args['name'] . '_' . $val;

				if ( ! isset( $fields[ $name ] ) ) {
					$fields[ $name ] = true;
				}
			}
		}

		$fields[ $field_args['name'] ] = $disabled;
		return $disabled;
	}


	/** Main template tags ====================================================================== */

	/**
	 * Print the page content. Must be extended.
	 *
	 * @since 1.0
	 */
	public function print_page() {
		die( 'Method SecuPress_Settings::print_page() must be over-ridden in a sub-class.' );
	}


	/** Other template tags ===================================================================== */

	/**
	 * Print the current section description (because you wouldn't guess by the method's name, be thankful).
	 *
	 * @since 1.0
	 *
	 * @return (object) The class instance.
	 */
	protected function print_section_description() {
		$key = $this->modulenow . '|' . $this->sectionnow;

		if ( ! empty( $this->section_descriptions[ $key ] ) && apply_filters( 'secupress.settings.description', true ) ) {
			echo '<div class="secupress-settings-section-description">';
				echo $this->section_descriptions[ $key ];
			echo '</div>';
		}

		return $this;
	}


	/**
	 * Get or print a submit button.
	 *
	 * @since 1.0
	 *
	 * $type             The type of button. Accepts 'primary', 'secondary', or 'delete'. Default 'primary large'.
	 * $name             The HTML name of the submit button. If no id attribute is given in $other_attributes below, `$name` will be used as the button's id. Default 'main_submit'.
	 * $wrap             True if the output button should be wrapped in a paragraph tag, false otherwise. Can be used as a string to add a class to the wrapper. Default true.
	 * $other_attributes Other attributes that should be output with the button, mapping attributes to their values, such as `array( 'tabindex' => '1' )`. These attributes will be output as `attribute="value"`, such as `tabindex="1"`. Other attributes can also be provided as a string such as `tabindex="1"`, though the array format is typically cleaner. Default empty.
	 * $echo             True if the button should be "echo"ed, false otherwise.
	 * $label            The button label.
	 * $before           What to print before the button
	 * @param (array) $args Optional.
	 *
	 * @return (string) Submit button HTML.
	 */
	protected static function submit_button( $args ) {
		$defaults = [ 'label' => __( 'Save All Changes', 'secupress' ), 'before' => '', 'type' => 'primary large', 'name' => 'main_submit', 'wrap' => true, 'other_attributes' => null, 'echo' => true ];
		$args     = wp_parse_args( $args, $defaults );

		if ( true === $args['wrap'] ) {
			$wrap = '<p class="submit">';
		} elseif ( $args['wrap'] ) {
			$wrap = '<p class="submit ' . sanitize_html_class( $args['wrap'] ) . '">';
		}

		if ( ! is_array( $args['type'] ) ) {
			$type = explode( ' ', $args['type'] );
		} else {
			$type = $args['type'];
		}

		$button_shorthand = array( 'primary' => 1, 'secondary' => 1, 'tertiary' => 1, 'small' => 1, 'large' => 1, 'delete' => 1 );
		$classes          = array( 'secupress-button' );

		foreach ( $type as $t ) {
			$classes[] = isset( $button_shorthand[ $t ] ) ? 'secupress-button-' . $t : $t;
		}
		$class = implode( ' ', array_unique( $classes ) );

		// Default the id attribute to $name unless an id was specifically provided in $other_attributes.
		$name = $args['name'];
		$id   = $args['name'];
		if ( is_array( $args['other_attributes'] ) && isset( $args['other_attributes']['id'] ) ) {
			$id = $args['other_attributes']['id'];
		}

		$attributes = '';
		if ( is_array( $args['other_attributes'] ) ) {
			foreach ( $args['other_attributes'] as $attribute => $value ) {
				$attributes .= ' ' . $attribute . '="' . esc_attr( $value ) . '"';
			}
		} elseif ( ! empty( $args['other_attributes'] ) ) { // Attributes provided as a string.
			$attributes = $args['other_attributes'];
		}

		// Don't output empty name and id attributes.
		$name_attr = $name ? ' name="' . esc_attr( $name ) . '"' : '';
		$id_attr   = $id   ? ' id="' . esc_attr( $id ) . '"'     : '';
		$label     = esc_html( $args['label'] );

		$button = '<button type="submit"' . $name_attr . $id_attr . ' class="' . esc_attr( $class ) . '"' . $attributes . '>' . $label . '</button>';

		if ( $wrap ) {
			$button = $wrap . $button . '</p>';
		}

		if ( $args['echo'] ) {
			echo $button;
		}

		return $button;
	}


	/**
	 * Print the sidebar with Ads and cross-selling.
	 *
	 * @since 2.2.6 Ads are no longer loaded from sp.me
	 * @author Julio Potier
	 * @since 1.1.4 Give the possibility to hide the ads + ads are loaded from sp.me
	 * @since 1.2   A method of this class. Was previously `secupress_print_sideads()`.
	 * @author Geoffrey Crofte
	 */
	protected function print_sideads() {
		global $current_screen;

		if ( SECUPRESS_PLUGIN_SLUG . '_page_' . SECUPRESS_PLUGIN_SLUG . '_modules' !== $current_screen->base ) {
			return;
		}
		/**
		 * Give the possibility to hide the whole sidebar, don't do that!! ><
		 *
		 * @since 1.4
		 *
		 * @param (bool) false by default
		 */
		if ( false !== apply_filters( 'secupress.no_sidebar', false ) ) {
			return;
		}

		?>
		<div class="secupress-sideads">
		<?php
		/**
		 * Give the possibility to hide the ads sidebar, ok you can do that.
		 *
		 * @since 1.4
		 *
		 * @param (bool) false by default
		 */
		if ( false === apply_filters( 'secupress.no_sideads', false ) ) { // Filter secupress_no_sideads.

			// $current_date = date('Y-m-d');
			// $start_date   = date('Y-10-15');
			// $end_date     = date('Y-10-31');

			// Halloween time!
			// if ($current_date >= $start_date && $current_date <= $end_date) {
			// 	// For free || pro || both .
			// 	$sideads = [
			// 				0 => [
			// 					'hook'    => 'secupress_ad_before',
			// 					'when'    => 'free',
			// 					'content' => '<div class="secupress-section-dark secupress-pro-ad"> <i class="icon-secupress" aria-hidden="true"></i> <img src="https://secupress.me/wp-content/uploads/edd/blackfriday@2x.png" class="secupress-pro-icon" srcset="https://secupress.me/wp-content/uploads/edd/blackfriday@2x.png" width="80" height="64" alt="SecuPress Pro"/> <p class="secupress-text-medium">Black Friday Offer</p> <p>Unlock all the features of <strong>SecuPress Pro</strong></p> <a href="https://secupress.me/pricing/" class="secupress-button secupress-button-tertiary secupress-button-getpro"> <span class="text">Lifetime Limited Edition</span> </a> <p><a href="https://secupress.me/features">or Learn More About Pro Features</a></p> </div>',
			// 					'content-fr_FR' => '<div class="secupress-section-dark secupress-pro-ad"> <i class="icon-secupress" aria-hidden="true"></i> <img src="https://secupress.me/wp-content/uploads/edd/blackfriday@2x.png" class="secupress-pro-icon" srcset="https://secupress.me/wp-content/uploads/edd/blackfriday@2x.png" width="80" height="64" alt="SecuPress Pro"/> <p class="secupress-text-medium">Offre du Black Friday</p> <p>Débloquez toutes les fonctionnalités<br>de <Strong>SecuPress Pro</strong></p> <a href="https://secupress.me/fr/tarifs/?discount=BF2019" class="secupress-button secupress-button-tertiary secupress-button-getpro"> <span class="text">Edition Limitée "Lifetime"</span> </a> <p><a href="https://secupress.me/fr/fonctionnalites/">ou découvrez les fonctionnalités pro</a></p> </div>',
			// 					],
			// 				];
			// } else {
				$sideads = [
							0 => [
								'hook'    => 'secupress_ad_before',
								'when'    => 'free',
								'content' => 
									sprintf( '<div class="secupress-section-dark secupress-pro-ad"><i class="icon-secupress" aria-hidden="true"></i><img src="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro.png" class="secupress-pro-icon" srcset="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro@2x.png" width="80" height="78" alt="SecuPress Pro"/><p class="secupress-text-medium">%s</p><p>%s</p><a href="%s" class="secupress-button secupress-button-tertiary secupress-button-getpro"><span class="text">%s</span></a><p><a href="%s">%s</a></p></div>',
										__( 'Improve your Security', 'secupress' ),
										__( 'Unlock all the features of SecuPress Pro', 'secupress' ),
										trailingslashit( set_url_scheme( SECUPRESS_WEB_MAIN, 'https' ) ) . _x( 'pricing', 'link to website (Only FR or EN!)', 'secupress' ),
										_x( 'Get Pro Version', 'ads', 'secupress' ),
										trailingslashit( set_url_scheme( SECUPRESS_WEB_MAIN, 'https' ) ) . _x( 'features', 'link to website (Only FR or EN!)', 'secupress' ),
										__( 'Learn More About Pro Features', 'secupress' ),
									),
								//'content' => '<div class="secupress-section-dark secupress-pro-ad"> <i class="icon-secupress" aria-hidden="true"></i> <img src="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro.png" class="secupress-pro-icon" srcset="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro@2x.png" width="80" height="78" alt="SecuPress Pro"/> <p class="secupress-text-medium">Améliorez votre sécurité</p> <p>Débloquez toutes les fonctionnalités<br>de SecuPress Pro</p> <a href="https://secupress.me/fr/tarifs/" class="secupress-button secupress-button-tertiary secupress-button-getpro"> <span class="text">Acheter la version Pro</span> </a> <p><a href="https://secupress.me/fr/fonctionnalites/">Découvrez les fonctionalités pro</a></p> </div>',
								],
							1 => [
								'hook'    => 'secupress_ad_before',
								'when'    => 'pro', 
								'content' => 
									sprintf( '<div class="secupress-section-dark secupress-pro-ad"><i class="icon-secupress" aria-hidden="true"></i><img src="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro.png" class="secupress-pro-icon" srcset="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro@2x.png" width="80" height="78" alt="SecuPress Pro"/><p class="secupress-text-medium">%s</p><p>%s</p><a href="%s" class="secupress-button secupress-button-tertiary secupress-button-getpro"><span class="text">%s</span></a></div>',
										__( 'Upgrade your license now', 'secupress' ),
										__( '🔥 🔥 🔥 🔥 🔥<br>Get -10% with coupon code <b>UPGRADEMENOW</b>', 'secupress' ),
										trailingslashit( set_url_scheme( SECUPRESS_WEB_MAIN, 'https' ) ) . _x( 'pricing/?coupon=UPGRADEMENOW&currency=USD', 'link to website (Only FR or EN!)', 'secupress' ),
										__( 'Upgrade now', 'secupress' ),
									),
								// 'content-fr_FR' => '<div class="secupress-section-dark secupress-pro-ad"> <i class="icon-secupress" aria-hidden="true"></i> <img src="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro.png" class="secupress-pro-icon" srcset="##SECUPRESS_ADMIN_IMAGES_URL##logo-pro@2x.png" width="80" height="78" alt="SecuPress Pro"/> <p class="secupress-text-medium"><strong>Montez le niveau</strong><br>🔥 de votre licence 🔥</p> <p>Obtenez 10% de remise sur votre prochaine upgrade de licence avec le code <b>UPGRADEMENOW</b></p> <a href="https://secupress.me/fr/tarifs/?coupon=UPGRADEMENOW&currency=EUR" class="secupress-button secupress-button-tertiary secupress-button-getpro"> <span class="text">Obtenir plus de sites</span> </a> </div>',
								],
							];
			// }

			foreach ( $sideads as $sidead ) {
				if ( 'secupress_ad_before' !== $sidead['hook'] ) {
					continue;
				}
				if ( ( 'free' === $sidead['when'] && ! secupress_has_pro() )
					|| ( 'pro' === $sidead['when'] && secupress_has_pro() )
					|| 'both' === $sidead['when']
				 ) {
				 	$content_locale = 'content-' . get_user_locale();
				 	$content        = isset( $sidead[ $content_locale ] ) ? $sidead[ $content_locale ] : $sidead['content'];
					echo wp_kses_post( str_replace( '##SECUPRESS_ADMIN_IMAGES_URL##', SECUPRESS_ADMIN_IMAGES_URL, $content ) );
				}
			}

			/**
			 * Triggered before the tool boxes.
			 *
			 * @since 1.4
			 */
			do_action( 'secupress.ad_before' );

		}
		?>

		<div class="secupress-bordered secupress-mail-ad">
			<div class="secupress-ad-header secupress-flex">
				<span><i class="dashicons dashicons-plus-alt secupress-primary" aria-hidden="true"></i></span>
				<p><?php _e( 'Hacked Website?', 'secupress' ); ?></p>
			</div>
			<div class="secupress-ad-content-padded secupress-ad-content">
				<p><?php _e( 'Well, this is not a good day for you, we will try to make you smile while we’re working on it!', 'secupress' ) ?></p>

			<p class="secupress-cta">
				<a href="<?php echo esc_url( secupress_admin_url( 'get-pro' ) ); ?>#services" class="secupress-button" target="_blank"><?php _e( 'Ask an Expert', 'secupress' ); ?></a>
			</p>
			</div>
		</div>

		<div class="secupress-bordered secupress-mail-ad">
			<div class="secupress-ad-header secupress-flex">
				<span><i class="dashicons dashicons-businessman secupress-primary" aria-hidden="true"></i></span>
				<p><?php _e( 'Pro Config', 'secupress' ); ?></p>
			</div>
			<div class="secupress-ad-content-padded secupress-ad-content">
				<p><?php _e( 'Need an Expert to Set-Up SecuPress for You?', 'secupress' ) ?></p>

			<p class="secupress-cta">
				<a href="<?php echo esc_url( secupress_admin_url( 'get-pro' ) ); ?>#services" class="secupress-button" target="_blank"><?php _e( 'Ask an Expert', 'secupress' ); ?></a>
			</p>
			</div>
		</div>

		<p><hr></p>

		<div class="secupress-bordered secupress-mail-ad">
			<div class="secupress-ad-header secupress-flex">
				<span><i class="dashicons dashicons-editor-help secupress-primary" aria-hidden="true"></i></span>
				<p><?php _e( 'FAQ', 'secupress' ); ?></p>
			</div>
			<div class="secupress-ad-content-padded secupress-ad-content">
				<p><?php _e( 'All the answers to your questions.', 'secupress' ) ?></p>

			<p class="secupress-cta">
				<a href="<?php echo esc_url( SECUPRESS_WEB_MAIN . _x( 'faq', 'link to website (Only FR or EN!)', 'secupress' ) ); ?>" class="secupress-button" target="_blank"><?php _e( 'Read the FAQ', 'secupress' ); ?></a>
			</p>
			</div>
		</div>

		<div class="secupress-bordered secupress-mail-ad">
			<div class="secupress-ad-header secupress-flex">
				<span><i class="dashicons dashicons-book secupress-primary" aria-hidden="true"></i></span>
				<p><?php _e( 'Documentation', 'secupress' ); ?></p>
			</div>
			<div class="secupress-ad-content-padded secupress-ad-content">
				<p><?php _e( 'We already have some solutions for you.', 'secupress' ) ?></p>

			<p class="secupress-cta">
				<a href="<?php _e( 'https://docs.secupress.me/', 'secupress' ); ?>" class="secupress-button" target="_blank"><?php _e( 'Read the docs', 'secupress' ); ?></a>
			</p>
			</div>
		</div>

		<div class="secupress-bordered secupress-mail-ad">
			<div class="secupress-ad-header secupress-flex">
				<span><i class="dashicons dashicons-sos secupress-primary" aria-hidden="true"></i></span>
				<p><?php _e( 'Support', 'secupress' ); ?></p>
			</div>
			<div class="secupress-ad-content-padded secupress-ad-content">
				<p><?php _e( 'Got an issue? Ask for support.', 'secupress' ) ?></p>

			<p class="secupress-cta">
				<a href="<?php echo esc_url( SECUPRESS_WEB_MAIN . _x( 'support', 'link to website (Only FR or EN!)', 'secupress' ) ); ?>" class="secupress-button" target="_blank"><?php _e( 'Ask for support', 'secupress' ); ?></a>
			</p>
			</div>
		</div>

		<?php
		/**
		 * This hook is defined in class-secupress-settings.php
		 */
		if ( false === apply_filters( 'secupress.no_sideads', false ) ) { // Filter secupress_no_sideads.
			foreach ( $sideads as $sidead ) {
				if ( 'secupress_ad_after' !== $sidead['hook'] ) {
					continue;
				}
				if ( ( 'free' === $sidead['when'] && ! secupress_is_pro() )
					|| ( 'pro' === $sidead['when'] && secupress_is_pro() )
					|| 'both' === $sidead['when']
				 ) {
					echo wp_kses_post( str_replace( '##SECUPRESS_ADMIN_IMAGES_URL##', SECUPRESS_ADMIN_IMAGES_URL, $sidead['content'] ) );
				}
			}
			/**
			 * Triggered after the tool boxes.
			 *
			 * @since 1.4
			 */
			do_action( 'secupress.ad_after' );
		}
		?>

	</div>
	<?php
	}


	/** Utilities =============================================================================== */

	/**
	 * Tell if the option value is for the pro version and we're not using the pro version.
	 *
	 * @since 1.4 Do not check anymore if secupress_is_pro()
	 * @since 1.3 The method is public.
	 * @since 1.0
	 *
	 * @param (string) $value The option value.
	 *
	 * @return (bool) True if the option value is for pro version but w're not using the pro version.
	 */
	public static function is_pro_feature( $value ) {
		return secupress_feature_is_pro( $value );
	}


	/**
	 * Tell if the option value is an expert module.
	 *
	 * @since 2.3.17
	 *
	 * @param (string) $value 
	 * @return (bool) 
	 */
	public static function is_expert_feature( $value ) {
		return secupress_feature_is_pro( $value ) && ! secupress_is_pro() ? false : secupress_feature_is_expert( $value );
	}


	/**
	 * Returns a i18n message to act like a CTA on pro version.
	 *
	 * @since 1.0
	 * @since 1.3 The method is public.
	 *
	 * @param (string) $format You can use it to embed the message in a HTML tag, usage of "%s" is mandatory.
	 *
	 * @return (string)
	 */
	public static function get_pro_version_string( $format = '' ) {
		$message = sprintf( __( 'Available in <a href="%s" target="_blank">Pro Version</a>', 'secupress' ), esc_url( SECUPRESS_WEB_MAIN . _x( 'pricing', 'link to website (Only FR or EN!)', 'secupress' ) ) );
		if ( $format ) {
			$message = sprintf( $format, $message );
		}
		return $message;
	}


	/** Includes ================================================================================ */

	/**
	 * Include a module settings file. Also, automatically set the current module and print the sections.
	 *
	 * @since 1.0
	 *
	 * @param (string) $module_file Absolute path to the module settings file.
	 * @param (string) $module      The module.
	 *
	 * @return (object) The class instance.
	 */
	final protected function require_settings_file( $module_file, $module ) {

		if ( file_exists( $module_file ) ) {
			$this->set_current_plugin( $module );

			require_once( $module_file );

			$this->do_sections();
		}

		return $this;
	}
}
