<?php
/**
 * Frontend events tracking.
 *
 * @since 6.0.0
 *
 * @package MonsterInsights
 * @author  Chris Christoff
 */

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

/**
 * Print Monsterinsights frontend tracking script.
 *
 * @return void
 * @since 7.0.0
 * @access public
 */
function monsterinsights_tracking_script() {
	if ( monsterinsights_skip_tracking() ) {
		return;
	}

	require_once plugin_dir_path( MONSTERINSIGHTS_PLUGIN_FILE ) . 'includes/frontend/class-tracking-abstract.php';

	$mode = is_preview() ? 'preview' : MonsterInsights()->get_tracking_mode();

	do_action( 'monsterinsights_tracking_before_' . $mode );
	do_action( 'monsterinsights_tracking_before', $mode );
	if ( 'preview' === $mode ) {
		require_once plugin_dir_path( MONSTERINSIGHTS_PLUGIN_FILE ) . 'includes/frontend/tracking/class-tracking-preview.php';
		$tracking = new MonsterInsights_Tracking_Preview();
		// Escaped in frontend_output function
		echo $tracking->frontend_output(); // phpcs:ignore
	} else {
		require_once plugin_dir_path( MONSTERINSIGHTS_PLUGIN_FILE ) . 'includes/frontend/tracking/class-tracking-gtag.php';
		$tracking = new MonsterInsights_Tracking_Gtag();
		// Escaped in frontend_output function
		echo $tracking->frontend_output(); // phpcs:ignore
	}

	do_action( 'monsterinsights_tracking_after_' . $mode );
	do_action( 'monsterinsights_tracking_after', $mode );
}

add_action( 'wp_head', 'monsterinsights_tracking_script', 6 );
// add_action( 'login_head', 'monsterinsights_tracking_script', 6 );

/**
 * Get frontend tracking options.
 *
 * This function is used to return an array of parameters
 * for the frontend_output() function to output. These are
 * generally dimensions and turned on GA features.
 *
 * @return array Array of the options to use.
 * @since 6.0.0
 * @access public
 */
function monsterinsights_events_tracking() {
	if ( monsterinsights_skip_tracking() ) {
		return;
	}

	$track_user = monsterinsights_track_user();

	if ( $track_user ) {
		require_once plugin_dir_path( MONSTERINSIGHTS_PLUGIN_FILE ) . 'includes/frontend/events/class-gtag-events.php';
		new MonsterInsights_Gtag_Events();
	} else {
		// User is in the disabled group or events mode is off
	}
}

add_action( 'template_redirect', 'monsterinsights_events_tracking', 9 );

/**
 * Add the UTM source parameters in the RSS feeds to track traffic.
 *
 * @param string $guid The link for the RSS feed.
 *
 * @return string The new link for the RSS feed.
 * @since 6.0.0
 * @access public
 */
function monsterinsights_rss_link_tagger( $guid ) {
	global $post;

	if (
		monsterinsights_get_option( 'tag_links_in_rss', false )
		&& is_feed()
		&& ! empty( $post->post_name )
	) {
		if ( monsterinsights_get_option( 'allow_anchor', false ) ) {
			$delimiter = '#';
		} else {
			$delimiter = '?';
			if ( strpos( $guid, $delimiter ) > 0 ) {
				$delimiter = '&amp;';
			}
		}

		return $guid . $delimiter . 'utm_source=rss&amp;utm_medium=rss&amp;utm_campaign=' . urlencode( $post->post_name );
	}

	return $guid;
}

add_filter( 'the_permalink_rss', 'monsterinsights_rss_link_tagger', 99 );


/**
 * Checks used for loading the frontend scripts/admin bar button.
 */
function monsterinsights_prevent_loading_frontend_reports() {
	return ! current_user_can( 'monsterinsights_view_dashboard' ) || monsterinsights_get_option( 'hide_admin_bar_reports' );
}

/**
 * Add an admin bar menu item on the frontend.
 *
 * @return void
 * @since 7.5.0
 */
function monsterinsights_add_admin_bar_menu() {
	if ( monsterinsights_prevent_loading_frontend_reports() ) {
		return;
	}

	global $wp_admin_bar;

	$args = array(
		'id'    => 'monsterinsights_frontend_button',
		'title' => '<span class="ab-icon dashicons-before dashicons-chart-bar"></span> Insights',
		// Maybe allow translation?
		'href'  => '#',
	);

	if ( method_exists( $wp_admin_bar, 'add_menu' ) ) {
		$wp_admin_bar->add_menu( $args );
	}
}

add_action( 'admin_bar_menu', 'monsterinsights_add_admin_bar_menu', 999 );

/**
 * Load the scripts needed for the admin bar.
 *
 * @return void
 * @since 7.5.0
 */
function monsterinsights_frontend_admin_bar_scripts() {
	global $current_user;
	global $pagenow;
	if ( monsterinsights_prevent_loading_frontend_reports() ) {
		return;
	}

	// Avoid loading scripts on pages that don't have admin bar such as WPBakery Page Builder.
	if (isset($_GET['vc_editable']) && isset($_GET['vc_post_id']) && $_GET['vc_editable'] === 'true') {
		return;
	}

	// Avoid adding admin bar scripts in Elementor's preview which is done via admin-ajax(where $pagenow = 'index.php')
	if ($pagenow === 'index.php' && isset($_GET['elementor-preview'])) {
		return;
	}

	if ( ! class_exists( 'MonsterInsights_Admin_Assets' ) ) {
		require_once MONSTERINSIGHTS_PLUGIN_DIR . 'includes/admin/admin-assets.php';
	}

	if ( ! defined( 'MONSTERINSIGHTS_LOCAL_JS_URL' ) ) {
		MonsterInsights_Admin_Assets::enqueue_script_specific_css( 'src/modules/frontend/frontend.js' );
	}

	$version_path    = monsterinsights_is_pro_version() ? 'pro' : 'lite';
	$frontend_js_url = MonsterInsights_Admin_Assets::get_js_url( 'src/modules/frontend/frontend.js' );
	wp_register_script( 'monsterinsights-vue-frontend', $frontend_js_url, array( 'wp-i18n' ), monsterinsights_get_asset_version(), true );
	wp_enqueue_script( 'monsterinsights-vue-frontend' );

	$page_title = is_singular() ? get_the_title() : monsterinsights_get_page_title();
	// We do not have a current auth.
	$site_auth = MonsterInsights()->auth->get_viewname();
	$ms_auth   = is_multisite() && MonsterInsights()->auth->get_network_viewname();

	// Check if any of the other admin scripts are enqueued, if so, use their object.
	if ( ! wp_script_is( 'monsterinsights-vue-script' ) && ! wp_script_is( 'monsterinsights-vue-reports' ) && ! wp_script_is( 'monsterinsights-vue-widget' ) ) {
		$reports_url = is_network_admin() ? add_query_arg( 'page', 'monsterinsights_reports', network_admin_url( 'admin.php' ) ) : add_query_arg( 'page', 'monsterinsights_reports', admin_url( 'admin.php' ) );
		wp_localize_script(
			'monsterinsights-vue-frontend',
			'monsterinsights',
			array(
				'ajax'                 => admin_url( 'admin-ajax.php' ),
				'nonce'                => wp_create_nonce( 'mi-admin-nonce' ),
				'network'              => is_network_admin(),
				'translations'         => wp_get_jed_locale_data( monsterinsights_is_pro_version() ? 'ga-premium' : 'google-analytics-for-wordpress' ),
				'assets'               => plugins_url( $version_path . '/assets/vue', MONSTERINSIGHTS_PLUGIN_FILE ),
				'addons_url'           => is_multisite() ? network_admin_url( 'admin.php?page=monsterinsights_network#/addons' ) : admin_url( 'admin.php?page=monsterinsights_settings#/addons' ),
				'page_id'              => is_singular() ? get_the_ID() : false,
				'page_title'           => $page_title,
				'plugin_version'       => MONSTERINSIGHTS_VERSION,
				'shareasale_id'        => monsterinsights_get_shareasale_id(),
				'shareasale_url'       => monsterinsights_get_shareasale_url( monsterinsights_get_shareasale_id(), '' ),
				'is_admin'             => is_admin(),
				'reports_url'          => $reports_url,
				'authed'               => $site_auth || $ms_auth,
				'getting_started_url'  => is_multisite() ? network_admin_url( 'admin.php?page=monsterinsights_network#/about/getting-started' ) : admin_url( 'admin.php?page=monsterinsights_settings#/about/getting-started' ),
				'wizard_url'           => is_network_admin() ? network_admin_url( 'index.php?page=monsterinsights-onboarding' ) : admin_url( 'index.php?page=monsterinsights-onboarding' ),
				'roles_manage_options' => monsterinsights_get_manage_options_roles(),
				'user_roles'   => $current_user->roles,
				'roles_view_reports'   => monsterinsights_get_option('view_reports'),
			)
		);
	}
}

add_action( 'wp_enqueue_scripts', 'monsterinsights_frontend_admin_bar_scripts' );
add_action( 'admin_enqueue_scripts', 'monsterinsights_frontend_admin_bar_scripts', 1005 );


/**
 * Load the tracking notice for logged in users.
 */
function monsterinsights_administrator_tracking_notice() {
	// Don't do anything for guests.
	if ( ! is_user_logged_in() ) {
		return;
	}

	// Only show this to users who are not tracked.
	if ( monsterinsights_track_user() ) {
		return;
	}

	// Only show when tracking.
	$tracking_tag = monsterinsights_get_v4_id();
	if ( empty( $tracking_tag ) ) {
		return;
	}

	// Don't show if already dismissed.
	if ( get_option( 'monsterinsights_frontend_tracking_notice_viewed', false ) ) {
		return;
	}

	// Automatically dismiss when loaded.
	update_option( 'monsterinsights_frontend_tracking_notice_viewed', 1 );

	?>
<div class="monsterinsights-tracking-notice monsterinsights-tracking-notice-hide">
    <div class="monsterinsights-tracking-notice-icon">
        <img src="<?php echo esc_url( plugins_url( 'assets/images/mascot.png', MONSTERINSIGHTS_PLUGIN_FILE ) ); ?>"
            width="40" alt="MonsterInsights Mascot" />
    </div>
    <div class="monsterinsights-tracking-notice-text">
        <h3><?php esc_html_e( 'Tracking is Disabled for Administrators', 'google-analytics-for-wordpress' ); ?></h3>
        <p>
            <?php
				$doc_url = 'https://monsterinsights.com/docs/tracking-disabled-administrators-editors';
				$doc_url = add_query_arg(
					array(
						'utm_source'   => monsterinsights_is_pro_version() ? 'proplugin' : 'liteplugin',
						'utm_medium'   => 'frontend-notice',
						'utm_campaign' => 'admin-tracking-doc',
					),
					$doc_url
				);
				// Translators: %s is the link to the article where more details about tracking are listed.
				printf( esc_html__( 'To keep stats accurate, we do not load Google Analytics scripts for admin users. %1$sLearn More &raquo;%2$s', 'google-analytics-for-wordpress' ), '<a href="' . esc_url( $doc_url ) . '" target="_blank">', '</a>' );
			?>
        </p>
    </div>
    <div class="monsterinsights-tracking-notice-close">&times;</div>
</div>
<style type="text/css">
.monsterinsights-tracking-notice {
    position: fixed;
    bottom: 20px;
    right: 15px;
    font-family: Arial, Helvetica, "Trebuchet MS", sans-serif;
    background: #fff;
    box-shadow: 0 0 10px 0 #dedede;
    padding: 6px 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 380px;
    max-width: calc(100% - 30px);
    border-radius: 6px;
    transition: bottom 700ms ease;
    z-index: 10000;
}

.monsterinsights-tracking-notice h3 {
    font-size: 13px;
    color: #222;
    font-weight: 700;
    margin: 0 0 8px;
    padding: 0;
    line-height: 1;
    border: none;
}

.monsterinsights-tracking-notice p {
    font-size: 13px;
    color: #7f7f7f;
    font-weight: 400;
    margin: 0;
    padding: 0;
    line-height: 1.2;
    border: none;
}

.monsterinsights-tracking-notice p a {
    color: #7f7f7f;
    font-size: 13px;
    line-height: 1.2;
    margin: 0;
    padding: 0;
    text-decoration: underline;
    font-weight: 400;
}

.monsterinsights-tracking-notice p a:hover {
    color: #7f7f7f;
    text-decoration: none;
}

.monsterinsights-tracking-notice-icon img {
    height: auto;
    display: block;
    margin: 0;
}

.monsterinsights-tracking-notice-icon {
    padding: 14px;
    background-color: #f2f6ff;
    border-radius: 6px;
    flex-grow: 0;
    flex-shrink: 0;
    margin-right: 12px;
}

.monsterinsights-tracking-notice-close {
    padding: 0;
    margin: 0 3px 0 0;
    border: none;
    box-shadow: none;
    border-radius: 0;
    color: #7f7f7f;
    background: transparent;
    line-height: 1;
    align-self: flex-start;
    cursor: pointer;
    font-weight: 400;
}

.monsterinsights-tracking-notice.monsterinsights-tracking-notice-hide {
    bottom: -200px;
}
</style>
<?php

	if ( ! wp_script_is( 'jquery', 'queue' ) ) {
		wp_enqueue_script( 'jquery' );
	}
	?>
<script>
if ('undefined' !== typeof jQuery) {
    jQuery(document).ready(function($) {
        /* Don't show the notice if we don't have a way to hide it (no js, no jQuery). */
        $(document.querySelector('.monsterinsights-tracking-notice')).removeClass(
            'monsterinsights-tracking-notice-hide');
        $(document.querySelector('.monsterinsights-tracking-notice-close')).on('click', function(e) {
            e.preventDefault();
            $(this).closest('.monsterinsights-tracking-notice').addClass(
                'monsterinsights-tracking-notice-hide');
            $.ajax({
                url: '<?php echo esc_url( admin_url( 'admin-ajax.php' ) ); ?>',
                method: 'POST',
                data: {
                    action: 'monsterinsights_dismiss_tracking_notice',
                    nonce: '<?php echo esc_js( wp_create_nonce( 'monsterinsights-tracking-notice' ) ); ?>',
                }
            });
        });
    });
}
</script>
<?php
}

add_action( 'wp_footer', 'monsterinsights_administrator_tracking_notice', 300 );

/**
 * Ajax handler to hide the tracking notice.
 */
function monsterinsights_dismiss_tracking_notice() {

	check_ajax_referer( 'monsterinsights-tracking-notice', 'nonce' );

	update_option( 'monsterinsights_frontend_tracking_notice_viewed', 1 );

	wp_die();

}

add_action( 'wp_ajax_monsterinsights_dismiss_tracking_notice', 'monsterinsights_dismiss_tracking_notice' );

/**
 * If the legacy shortcodes are not registered, make sure they don't output.
 */
function monsterinsights_maybe_handle_legacy_shortcodes() {

	if ( ! shortcode_exists( 'gadwp_useroptout' ) ) {
		add_shortcode( 'gadwp_useroptout', '__return_empty_string' );
	}

}

add_action( 'init', 'monsterinsights_maybe_handle_legacy_shortcodes', 1000 );

/**
 * Remove Query String from a Vue Settings before sending the data to GA.
 *
 * @return void
 */
function monsterinsights_exclude_query_params_v4() {
	global $wp;

	if ( ! monsterinsights_get_option( 'exclude_query_params', false ) ) {
		return;
	}

	$current_page_url = add_query_arg( $_SERVER['QUERY_STRING'], '', trailingslashit( home_url( $wp->request ) ) );
	$query_options    = monsterinsights_get_option( 'exclude_query_params_options', false );
	$pg_options       = $query_options ? explode( ',', $query_options ) : array();

	if ( is_array( $pg_options ) && empty( $pg_options ) ) {
		return;
	}

	$filtered_options                  = array();
	$filtered_url                      = remove_query_arg( $pg_options, $current_page_url );
	$filtered_options['page_location'] = $filtered_url;

	if ( wp_get_referer() ) {
		$filtered_page_ref_url             = remove_query_arg( $pg_options, wp_get_referer() );
		$filtered_options['page_referrer'] = $filtered_page_ref_url;
	}

	printf( "var MonsterInsightsExcludeQuery = %s;\n", wp_json_encode( $filtered_options ) );
}

add_action( 'monsterinsights_tracking_gtag_frontend_output_after_mi_track_user', 'monsterinsights_exclude_query_params_v4' );
