<?php
/**
 * Displays the content on the plugin settings page
 */
if ( ! class_exists( 'Gglcptch_Settings_Tabs' ) ) {
	class Gglcptch_Settings_Tabs extends Bws_Settings_Tabs {
		private $keys, $versions, $forms, $sections;

		/**
		 * Constructor.
		 *
		 * @access public
		 *
		 * @see Bws_Settings_Tabs::__construct() for more information on default arguments.
		 *
		 * @param string $plugin_basename
		 */
		public function __construct( $plugin_basename ) {
			global $gglcptch_options, $gglcptch_plugin_info;

			$tabs = array(
				'settings'    => array( 'label' => __( 'Settings', 'google-captcha' ) ),
				'misc'        => array( 'label' => __( 'Misc', 'google-captcha' ) ),
				'custom_code' => array( 'label' => __( 'Custom Code', 'google-captcha' ) ),
				'license'     => array( 'label' => __( 'License Key', 'google-captcha' ) ),
			);

			parent::__construct(
				array(
					'plugin_basename' => $plugin_basename,
					'plugins_info'    => $gglcptch_plugin_info,
					'prefix'          => 'gglcptch',
					'default_options' => gglcptch_get_default_options(),
					'options'         => $gglcptch_options,
					'tabs'            => $tabs,
					'doc_link'        => 'https://bestwebsoft.com/documentation/recaptcha/recaptcha-user-guide/',
					'doc_video_link'  => 'https://www.youtube.com/watch?v=ZFv6txtic0Y/',
					'wp_slug'         => 'google-captcha',
					'link_key'        => 'b850d949ccc1239cab0da315c3c822ab',
					'link_pn'         => '109',
				)
			);

			$this->all_plugins = get_plugins();

			/* Private and public keys */
			$this->keys = array(
				'public'  => array(
					'display_name' => __( 'Site Key', 'google-captcha' ),
					'form_name'    => 'gglcptch_public_key',
					'error_msg'    => '',
				),
				'private' => array(
					'display_name' => __( 'Secret Key', 'google-captcha' ),
					'form_name'    => 'gglcptch_private_key',
					'error_msg'    => '',
				),
			);

			$this->versions = array(
				'v2'        => sprintf( '%s 2', __( 'Version', 'google-captcha' ) ),
				'v3'        => sprintf( '%s 3', __( 'Version', 'google-captcha' ) ),
				'invisible' => __( 'Invisible', 'google-captcha' ),
			);

			/* Supported forms */
			$this->forms    = gglcptch_get_forms();
			$this->sections = gglcptch_get_sections();

			add_action( get_parent_class( $this ) . '_display_custom_messages', array( $this, 'display_custom_messages' ) );
			add_action( get_parent_class( $this ) . '_additional_misc_options', array( $this, 'additional_misc_options' ) );
			add_action( get_parent_class( $this ) . '_display_metabox', array( $this, 'display_metabox' ) );
			add_action( get_parent_class( $this ) . '_information_postbox_bottom', array( $this, 'information_postbox_bottom' ) );
		}

		/**
		 * Save plugin options to the database
		 *
		 * @access public
		 * @param  void
		 * @return array    The action results
		 */
		public function save_options() {

			$message = $notice = $error = '';

			if ( ! isset( $_POST['gglcptch_save_field'] ) || ! wp_verify_nonce( sanitize_text_field( wp_unslash( $_POST['gglcptch_save_field'] ) ), 'gglcptch_save_action' ) ) {
				print esc_html__( 'Sorry, your nonce did not verify.', 'google-captcha' );
				exit;
			} else {
				/* Save data for settings page */
				if ( empty( $_POST['gglcptch_public_key'] ) ) {
					$this->keys['public']['error_msg'] = __( 'Enter site key', 'google-captcha' );
					$error                             = __( 'WARNING: The captcha will not be displayed until you fill key fields.', 'google-captcha' );
				} else {
					$this->keys['public']['error_msg'] = '';
				}

				if ( empty( $_POST['gglcptch_private_key'] ) ) {
					$this->keys['private']['error_msg'] = __( 'Enter secret key', 'google-captcha' );
					$error                              = __( 'WARNING: The captcha will not be displayed until you fill key fields.', 'google-captcha' );
				} else {
					$this->keys['private']['error_msg'] = '';
				}

				if ( sanitize_text_field( wp_unslash( $_POST['gglcptch_public_key'] ) ) !== $this->options['public_key'] || sanitize_text_field( wp_unslash( $_POST['gglcptch_private_key'] ) ) !== $this->options['private_key'] ) {
					$this->options['keys_verified'] = false;
				}

				if ( isset( $_POST['gglcptch_recaptcha_version'] ) && sanitize_text_field( wp_unslash( $_POST['gglcptch_recaptcha_version'] ) ) !== $this->options['recaptcha_version'] ) {
					$this->options['keys_verified']            = false;
					$this->options['need_keys_verified_check'] = true;
				}

				$this->options['allowlist_message']     = isset( $_POST['gglcptch_allowlist_message'] ) ? sanitize_text_field( wp_unslash( $_POST['gglcptch_allowlist_message'] ) ) : '';
				$this->options['public_key']            = isset( $_POST['gglcptch_public_key'] ) ? sanitize_text_field( wp_unslash( $_POST['gglcptch_public_key'] ) ) : '';
				$this->options['private_key']           = isset( $_POST['gglcptch_private_key'] ) ? sanitize_text_field( wp_unslash( $_POST['gglcptch_private_key'] ) ) : '';
				$this->options['recaptcha_version']     = in_array( sanitize_text_field( wp_unslash( $_POST['gglcptch_recaptcha_version'] ) ), array( 'v2', 'invisible', 'v3' ), true ) ? sanitize_text_field( wp_unslash( $_POST['gglcptch_recaptcha_version'] ) ) : $this->options['recaptcha_version'];
				$this->options['theme_v2']              = isset( $_POST['gglcptch_theme_v2'] ) && in_array( sanitize_text_field( wp_unslash( $_POST['gglcptch_theme_v2'] ) ), array( 'light', 'dark' ), true ) ? sanitize_text_field( wp_unslash( $_POST['gglcptch_theme_v2'] ) ) : $this->options['theme_v2'];
				$this->options['score_v3']              = isset( $_POST['gglcptch_score_v3'] ) ? (float) sanitize_text_field( wp_unslash( $_POST['gglcptch_score_v3'] ) ) : 0.5;
				$this->options['disable_submit']        = isset( $_POST['gglcptch_disable_submit'] ) ? 1 : 0;
				$this->options['hide_badge']            = isset( $_POST['gglcptch_hide_badge'] ) ? 1 : 0;
				$this->options['disable_submit_button'] = isset( $_POST['gglcptch_disable_submit_button'] ) ? 1 : 0;
				$this->options['use_globally']          = isset( $_POST['gglcptch_use_globally'] ) ? intval( sanitize_text_field( wp_unslash( $_POST['gglcptch_use_globally'] ) ) ) : 0;

				foreach ( $this->forms as $form_slug => $form_data ) {
					$this->options[ $form_slug ] = isset( $_POST[ 'gglcptch_' . $form_slug ] ) ? 1 : 0;
				}

				if ( function_exists( 'get_editable_roles' ) ) {
					foreach ( get_editable_roles() as $role => $fields ) {
						$this->options[ $role ] = isset( $_POST[ 'gglcptch_' . $role ] ) ? 1 : 0;
					}
				}

				$this->options = apply_filters( 'gglcptch_before_save_options', $this->options );
				update_option( 'gglcptch_options', $this->options );
				$message = __( 'Settings saved.', 'google-captcha' );
			}

			return compact( 'message', 'notice', 'error' );
		}

		/**
		 * Displays 'settings' menu-tab
		 *
		 * @access public
		 * @return void
		 */
		public function tab_settings() { ?>
			<h3 class="bws_tab_label"><?php esc_html_e( 'reCaptcha Settings', 'google-captcha' ); ?></h3>
			<?php $this->help_phrase(); ?>
			<hr>
			<div class="bws_tab_sub_label"><?php esc_html_e( 'General', 'google-captcha' ); ?></div>
			<table class="form-table">
				<tr valign="top">
					<th scope="row"><?php esc_html_e( 'reCaptcha Version', 'google-captcha' ); ?></th>
					<td>
						<fieldset>
							<?php foreach ( $this->versions as $version => $version_name ) { ?>
								<label>
									<input type="radio" name="gglcptch_recaptcha_version" value="<?php echo esc_attr( $version ); ?>" <?php checked( $version, $this->options['recaptcha_version'] ); ?>> <?php echo esc_html( $version_name ); ?>
								</label>
								<br/>
							<?php } ?>
						</fieldset>
					</td>
				</tr>
			</table>
			<table class="form-table gglcptch_settings_form">
				<div class="bws_info gglcptch_settings_form">
					<?php
					printf(
						esc_html__( 'Register your domain name with Google reCaptcha service and add the keys to the fields below. %1$s Get the API Keys. %2$s', 'google-captcha' ),
						'<a target="_blank" href="https://www.google.com/recaptcha/admin#list">',
						'</a>'
					)
					?>
				</div>
				<div class="bws_info gglcptch_settings_form">
					<?php
					printf(
						esc_html__( 'If you do not want to create API keys use %1$sCaptcha by BestWebSoft%2$s plugin.', 'google-captcha' ),
						'<a target="_blank" href="https://bestwebsoft.com/products/wordpress/plugins/captcha/?k=dcf21edcd5cc9374f5e15c8055e40797">',
						'</a>'
					);
					?>
				</div>
				<div class="bws_info warning gglcptch_settings_form"> 
						<?php
						printf(
							esc_html__( 'The Google reCaptcha block loads the webfont "Roboto" from fonts.googleapis.com. If you do not want to load this font use %1$sCaptcha by BestWebSoft%2$s plugin.', 'google-captcha-pro' ),
							'<a target="_blank" href="https://bestwebsoft.com/products/wordpress/plugins/captcha/?k=dcf21edcd5cc9374f5e15c8055e40797">',
							'</a>'
						);
						?>
				</div>
				<?php foreach ( $this->keys as $key => $fields ) { ?>
					<tr>
						<th><?php echo esc_html( $fields['display_name'] ); ?></th>
						<td>
							<input class="regular-text" type="text" name="<?php echo esc_attr( $fields['form_name'] ); ?>" value="<?php echo esc_attr( $this->options[ $key . '_key' ] ); ?>" maxlength="200" />
							<label class="gglcptch_error_msg error"><?php echo esc_html( $fields['error_msg'] ); ?></label>
							<span class="dashicons dashicons-yes gglcptch_verified 
							<?php
							if ( ! isset( $this->options['keys_verified'] ) || true !== $this->options['keys_verified'] ) {
								echo esc_attr( 'hidden' );
							}
							?>
							"></span>
						</td>
					</tr>
					<?php
				}
				if ( ! empty( $this->options['public_key'] ) && ! empty( $this->options['private_key'] ) ) {
					?>
					<tr class="hide-if-no-js">
						<th></th>
						<td>
							<div id="gglcptch-test-keys">
								<a class="button button-secondary" href="
								<?php
								echo esc_url(
									add_query_arg(
										array(
											'_wpnonce'   => wp_create_nonce( 'gglcptch-test-keys' ),
											'action'     => 'gglcptch-test-keys',
											'is_network' => $this->is_network_options ? '1' : '0',
										),
										admin_url( 'admin-ajax.php' )
									)
								);
								?>
								"><?php esc_html_e( 'Test reCaptcha', 'google-captcha' ); ?></a>
							</div>
						</td>
					</tr>
				<?php } ?>				
				<tr valign="top">
					<th scope="row"><?php esc_html_e( 'Enable reCaptcha for', 'google-captcha' ); ?></th>
					<td>
						<!--[if !IE]> -->
							<div class="gglcptch-settings-accordion">
						<!-- <![endif]-->
							<?php
							foreach ( $this->sections as $section_slug => $section ) {

								if ( empty( $section['name'] ) || empty( $section['forms'] ) || ! is_array( $section['forms'] ) ) {
									continue;
								}

								$section_notice = ! empty( $section['section_notice'] ) ? $section['section_notice'] : '';
								?>
								<p class="gglcptch_section_header">
									<i><?php echo esc_html( $section['name'] ); ?></i>
									<?php if ( ! empty( $section_notice ) ) { ?>
										&nbsp;<span class="bws_info"><?php echo esc_html( $section_notice ); ?></span>
									<?php } ?><br />
								</p>
								<fieldset class="gglcptch_section_forms">
									<?php
									foreach ( $section['forms'] as $form_slug ) {
										$form_notice = $this->forms[ $form_slug ]['form_notice'];
										$form_atts   = '';
										if ( '' !== $form_notice || '' !== $section_notice ) {
											$form_atts .= disabled( 1, 1, false );
										}
										$form_atts .= checked( ! empty( $this->options[ $form_slug ] ), true, false );
										?>
										<label>
											<input type="checkbox"<?php echo wp_kses_post( $form_atts ); ?> name="gglcptch_<?php echo esc_attr( $form_slug ); ?>" value="1" /> <?php echo esc_html( $this->forms[ $form_slug ]['form_name'] ); ?>
										</label>
										<?php if ( '' !== $form_notice ) { ?>
											&nbsp;<span class="bws_info"><?php echo wp_kses_post( $form_notice ); ?></span>
										<?php } ?>
										<br />
									<?php } ?>
									<hr />
								</fieldset>
							<?php } ?>
						<!--[if !IE]> -->
							</div> <!-- .gglcptch-settings-accordion -->
						<!-- <![endif]-->
					</td>
				</tr>
			</table>
			<!-- pls -->
			<?php if ( ! $this->hide_pro_tabs ) { ?>
				<div class="bws_pro_version_bloc">
					<div class="bws_pro_version_table_bloc">
						<button type="submit" name="bws_hide_premium_options" class="notice-dismiss bws_hide_premium_options" title="<?php esc_html_e( 'Close', 'google-captcha' ); ?>"></button>
						<div class="bws_table_bg"></div>
						<?php gglcptch_supported_plugins_banner(); ?>
					</div>
					<?php $this->bws_pro_block_links(); ?>
				</div>
			<?php } ?>
			<!-- end pls -->
			<table class="form-table">
				<tr valign="top">
					<th scope="row">
						<?php esc_html_e( 'reCaptcha Domain', 'google-captcha' ); ?>
					</th>
					<td>
						<select <?php echo wp_kses_post( $this->change_permission_attr ); ?> name="gglcptch_use_globally">
							<option value="0" <?php selected( $this->options['use_globally'], 0 ); ?>>google.com</option>
							<option value="1" <?php selected( $this->options['use_globally'], 1 ); ?>>recaptcha.net</option>
						</select>
						<div class="bws_info">
							<?php esc_html_e( 'If Google is not accessible or blocked in your country select other one.', 'google-captcha' ); ?>
						</div>
					</td>
				</tr>
			</table>
			<!-- pls -->
			<?php if ( ! $this->hide_pro_tabs ) { ?>
				<div class="bws_pro_version_bloc">
					<div class="bws_pro_version_table_bloc">
						<button type="submit" name="bws_hide_premium_options" class="notice-dismiss bws_hide_premium_options" title="<?php esc_html_e( 'Close', 'google-captcha' ); ?>"></button>
						<div class="bws_table_bg"></div>
						<?php gglcptch_additional_settings_banner_general(); ?>
					</div>
					<?php $this->bws_pro_block_links(); ?>
				</div>
			<?php } ?>
			<!-- end pls -->

			<div class="bws_tab_sub_label"><?php esc_html_e( 'Appearance', 'google-captcha' ); ?></div>
			<table class="form-table">
				<tr class="gglcptch_theme_v2" valign="top">
					<th scope="row">
						<?php esc_html_e( 'Theme', 'google-captcha' ); ?>
					</th>
					<td>
						<select name="gglcptch_theme_v2">
							<option value="light" <?php selected( 'light', $this->options['theme_v2'] ); ?>><?php esc_html_e( 'Light', 'google-captcha' ); ?></option>
							<option value="dark" <?php selected( 'dark', $this->options['theme_v2'] ); ?>><?php esc_html_e( 'Dark', 'google-captcha' ); ?></option>
						</select>
					</td>
				</tr>
			</table>
			<!-- pls -->
			<?php if ( ! $this->hide_pro_tabs ) { ?>
				<div class="bws_pro_version_bloc gglcptch_theme_v2">
					<div class="bws_pro_version_table_bloc">
						<button type="submit" name="bws_hide_premium_options" class="notice-dismiss bws_hide_premium_options" title="<?php esc_html_e( 'Close', 'google-captcha' ); ?>"></button>
						<div class="bws_table_bg"></div>
						<?php gglcptch_additional_settings_banner_appearance(); ?>
					</div>
					<?php $this->bws_pro_block_links(); ?>
				</div>
			<?php } ?>
			<!-- end pls -->
			<table class="form-table">
				<tr class="gglcptch_badge_v3" valign="top">
					<th scope="row">
						<?php esc_html_e( 'Hide reCaptcha Badge', 'google-captcha' ); ?>
					</th>
					<td>
						<input<?php echo wp_kses_post( $this->change_permission_attr ); ?> id="gglcptch_hide_badge" type="checkbox" <?php checked( ! empty( $this->options['hide_badge'] ) ); ?> name="gglcptch_hide_badge" value="1" />&nbsp;
						<span class="bws_info">
							<?php esc_html_e( 'Enable to hide reCaptcha Badge for Version 3 and Invisible reCaptcha.', 'google-captcha' ); ?>
						</span>
					</td>
				</tr>
			</table>

			<div class="bws_tab_sub_label"><?php esc_html_e( 'Additional Protective Measures', 'google-captcha' ); ?></div>
			<table class="form-table">	
				<tr class="gglcptch_score_v3" valign="top">
					<th scope="row">
						<?php esc_html_e( 'Score', 'google-captcha' ); ?>
					</th>
					<td>
						<input name="gglcptch_score_v3" id="gglcptch_score_v3" type="range" list="gglcptch_score_v3_rangeList" min="0" max="1.0" step="0.1" value="<?php echo esc_attr( $this->options['score_v3'] ); ?>">
						<output id="gglcptch_score_out_v3" for="gglcptch_score_v3"></output>
						<span class="bws_info" style="display: block;"><?php printf( esc_html__( 'Set the minimum verification score from %1$s to %2$s (default is %3$s).', 'google-captcha' ), 0, 1, 0.5 ); ?></span>
					</td>
				</tr>		
			</table>
			<?php if ( ! $this->hide_pro_tabs ) { ?>
				<div class="bws_pro_version_bloc gglcptch_badge_v3">
					<div class="bws_pro_version_table_bloc">
						<button type="submit" name="bws_hide_premium_options" class="notice-dismiss bws_hide_premium_options" title="<?php esc_html_e( 'Close', 'google-captcha' ); ?>"></button>
						<div class="bws_table_bg"></div>
						<?php gglcptch_additional_settings_banner_display(); ?>
					</div>
					<?php $this->bws_pro_block_links(); ?>
				</div>
			<?php } ?>
			<table class="form-table">
				<tr valign="top">
					<th scope="row"><?php esc_html_e( 'Hide reCaptcha for', 'google-captcha' ); ?></th>
					<td>
						<fieldset>
							<?php
							if ( function_exists( 'get_editable_roles' ) ) {
								foreach ( get_editable_roles() as $role => $fields ) {
									printf(
										'<label><input type="checkbox" name="%1$s" value="%2$s" %3$s> %4$s</label><br/>',
										'gglcptch_' . esc_attr( $role ),
										esc_attr( $role ),
										checked( ! empty( $this->options[ $role ] ), true, false ),
										translate_user_role( $fields['name'] )
									);
								}
							}
							?>
						</fieldset>
					</td>
				</tr>
				<tr valign="top">
					<th scope="row"><?php esc_html_e( 'Allow List Notification', 'google-captcha' ); ?></th>
					<td>
						<textarea name="gglcptch_allowlist_message"><?php echo esc_html( $this->options['allowlist_message'] ); ?></textarea>
						<div class="bws_info"><?php esc_html_e( 'This message will be displayed instead of the reCaptcha.', 'google-captcha' ); ?></div>
					</td>
				</tr>
				<tr valign="top">
					<th scope="row"><?php esc_html_e( 'Advanced Protection', 'google-captcha' ); ?></th>
					<td>
						<input<?php echo wp_kses_post( $this->change_permission_attr ); ?> id="gglcptch_disable_submit" type="checkbox" <?php checked( ! empty( $this->options['disable_submit'] ) ); ?> name="gglcptch_disable_submit" value="1" />
						<span class="bws_info">
							<?php esc_html_e( 'Enable to keep submit button disabled until reCaptcha is loaded (do not use this option if you see "Failed to load Google reCaptcha" message).', 'google-captcha' ); ?>
						</span>
					</td>
				</tr>
				<tr class="gglcptch_submit_v2" valign="top">
					<th scope="row">
						<?php esc_html_e( 'Disabled Submit Button', 'google-captcha' ); ?>
					</th>
					<td>
						<input<?php echo wp_kses_post( $this->change_permission_attr ); ?> id="gglcptch_disable_submit_button" type="checkbox" <?php checked( ! empty( $this->options['disable_submit_button'] ) ); ?> name="gglcptch_disable_submit_button" value="1" />
						<span class="bws_info">
							<?php esc_html_e( 'Enable to keep submit button disabled until user passes the reCaptcha test (for Version 2).', 'google-captcha' ); ?>
						</span>
					</td>
				</tr>
			</table>
			<?php
			wp_nonce_field( 'gglcptch_save_action', 'gglcptch_save_field' );
		}

		/**
		 * Display custom error\message\notice
		 *
		 * @access public
		 * @return void
		 */
		public function display_custom_messages() {
			if ( ! empty( $this->options['need_keys_verified_check'] ) ) {
				?>
				<div class="updated inline bws-notice"><p><strong><?php esc_html_e( 'reCaptcha version was changed. Please submit "Test reCaptcha" and regenerate Site and Secret keys if necessary.', 'google-captcha' ); ?></strong></p></div>
				<?php
			}
		}

		public function additional_misc_options() {
			do_action( 'gglcptch_settings_page_misc_action', $this->options );
		}

		public function information_postbox_bottom() {
			?>
			<div class="misc-pub-section">
			<?php
			printf(
				esc_html__( 'ReCaptcha plugin is fully compliant with GDPR. %1$s Learn more %2$s', 'google-captcha' ),
				'<a target="_blank" href="https://support.bestwebsoft.com/hc/en-us/articles/4406398670097">',
				'</a>'
			);
			?>
			</div>
			<?php
		}

		/**
		 * Display custom metabox
		 *
		 * @access public
		 * @param  void
		 * @return void
		 */
		public function display_metabox() {
			?>
			<div class="postbox">
				<h3 class="hndle">
					<?php esc_html_e( 'reCaptcha Shortcode', 'google-captcha' ); ?>
				</h3>
				<div class="inside">
					<?php esc_html_e( 'Add reCaptcha to your posts or pages using the following shortcode:', 'google-captcha' ); ?>
					<?php bws_shortcode_output( '[bws_google_captcha]' ); ?>
				</div>
			</div>
			<?php
		}
	}
}