jetpack / modules / stats.php

stats.php in Jetpack – WP Security, Backup, Speed, & Growth 10.4.2, at modules/stats.php

1,701 lines 47.4 KB

Raw Download Zip

1	<?php
2	/**
3	* Module Name: Site Stats
4	* Module Description: Collect valuable traffic stats and insights.
5	* Sort Order: 1
6	* Recommendation Order: 2
7	* First Introduced: 1.1
8	* Requires Connection: Yes
9	* Auto Activate: Yes
10	* Module Tags: Site Stats, Recommended
11	* Feature: Engagement
12	* Additional Search Queries: statistics, tracking, analytics, views, traffic, stats
13	*
14	* @package automattic/jetpack
15	*/
16
17	use Automattic\Jetpack\Connection\Client;
18	use Automattic\Jetpack\Connection\Manager as Connection_Manager;
19	use Automattic\Jetpack\Connection\XMLRPC_Async_Call;
20	use Automattic\Jetpack\Redirect;
21	use Automattic\Jetpack\Status;
22	use Automattic\Jetpack\Tracking;
23
24	if ( defined( 'STATS_VERSION' ) ) {
25	return;
26	}
27
28	define( 'STATS_VERSION', '9' );
29	defined( 'STATS_DASHBOARD_SERVER' ) \|\| define( 'STATS_DASHBOARD_SERVER', 'dashboard.wordpress.com' );
30
31	add_action( 'jetpack_modules_loaded', 'stats_load' );
32
33	/**
34	* Load Stats.
35	*
36	* @access public
37	* @return void
38	*/
39	function stats_load() {
40	Jetpack::enable_module_configurable( __FILE__ );
41
42	// Generate the tracking code after wp() has queried for posts.
43	add_action( 'template_redirect', 'stats_template_redirect', 1 );
44
45	add_action( 'wp_head', 'stats_admin_bar_head', 100 );
46
47	add_action( 'wp_head', 'stats_hide_smile_css' );
48	add_action( 'embed_head', 'stats_hide_smile_css' );
49
50	add_action( 'jetpack_admin_menu', 'stats_admin_menu' );
51
52	// Map stats caps.
53	add_filter( 'map_meta_cap', 'stats_map_meta_caps', 10, 3 );
54
55	add_action( 'admin_init', 'stats_merged_widget_admin_init' );
56
57	add_filter( 'jetpack_xmlrpc_unauthenticated_methods', 'stats_xmlrpc_methods' );
58
59	add_filter( 'pre_option_db_version', 'stats_ignore_db_version' );
60
61	// Add an icon to see stats in WordPress.com for a particular post.
62	add_action( 'admin_print_styles-edit.php', 'jetpack_stats_load_admin_css' );
63	add_filter( 'manage_posts_columns', 'jetpack_stats_post_table' );
64	add_filter( 'manage_pages_columns', 'jetpack_stats_post_table' );
65	add_action( 'manage_posts_custom_column', 'jetpack_stats_post_table_cell', 10, 2 );
66	add_action( 'manage_pages_custom_column', 'jetpack_stats_post_table_cell', 10, 2 );
67
68	require_once __DIR__ . '/stats/class-jetpack-stats-upgrade-nudges.php';
69	add_action( 'updating_jetpack_version', array( 'Jetpack_Stats_Upgrade_Nudges', 'unset_nudges_setting' ) );
70	}
71
72	/**
73	* Delay conditional for current_user_can to after init.
74	*
75	* @access public
76	* @return void
77	*/
78	function stats_merged_widget_admin_init() {
79	if ( current_user_can( 'view_stats' ) ) {
80	add_action( 'load-index.php', 'stats_enqueue_dashboard_head' );
81	add_action( 'jetpack_dashboard_widget', 'stats_jetpack_dashboard_widget' );
82	}
83	}
84
85	/**
86	* Enqueue Stats Dashboard
87	*
88	* @access public
89	* @return void
90	*/
91	function stats_enqueue_dashboard_head() {
92	add_action( 'admin_head', 'stats_dashboard_head' );
93	}
94
95	/**
96	* Checks if filter is set and dnt is enabled.
97	*
98	* @return bool
99	*/
100	function jetpack_is_dnt_enabled() {
101	/**
102	* Filter the option which decides honor DNT or not.
103	*
104	* @module stats
105	* @since 6.1.0
106	*
107	* @param bool false Honors DNT for clients who don't want to be tracked. Defaults to false. Set to true to enable.
108	*/
109	if ( false === apply_filters( 'jetpack_honor_dnt_header_for_stats', false ) ) {
110	return false;
111	}
112
113	foreach ( $_SERVER as $name => $value ) {
114	if ( 'http_dnt' === strtolower( $name ) && 1 === (int) $value ) {
115	return true;
116	}
117	}
118
119	return false;
120	}
121
122	/**
123	* Prevent sparkline img requests being redirected to upgrade.php.
124	* See wp-admin/admin.php where it checks $wp_db_version.
125	*
126	* @access public
127	* @param mixed $version Version.
128	* @return string $version.
129	*/
130	function stats_ignore_db_version( $version ) {
131	if (
132	is_admin() &&
133	isset( $_GET['page'] ) && 'stats' === $_GET['page'] && // phpcs:ignore WordPress.Security.NonceVerification.Recommended
134	isset( $_GET['chart'] ) && strpos( $_GET['chart'], 'admin-bar-hours' ) === 0 // phpcs:ignore WordPress.Security.NonceVerification.Recommended
135	) {
136	global $wp_db_version;
137	return $wp_db_version;
138	}
139	return $version;
140	}
141
142	/**
143	* Maps view_stats cap to read cap as needed.
144	*
145	* @access public
146	* @param mixed $caps Caps.
147	* @param mixed $cap Cap.
148	* @param mixed $user_id User ID.
149	* @return array Possibly mapped capabilities for meta capability.
150	*/
151	function stats_map_meta_caps( $caps, $cap, $user_id ) {
152	// Map view_stats to exists.
153	if ( 'view_stats' === $cap ) {
154	$user = new WP_User( $user_id );
155	$user_role = array_shift( $user->roles );
156	$stats_roles = stats_get_option( 'roles' );
157
158	// Is the users role in the available stats roles?
159	if ( is_array( $stats_roles ) && in_array( $user_role, $stats_roles, true ) ) {
160	$caps = array( 'read' );
161	}
162	}
163
164	return $caps;
165	}
166
167	/**
168	* Stats Template Redirect.
169	*
170	* @access public
171	* @return void
172	*/
173	function stats_template_redirect() {
174	global $current_user;
175
176	if ( is_feed() \|\| is_robots() \|\| is_trackback() \|\| is_preview() \|\| jetpack_is_dnt_enabled() ) {
177	return;
178	}
179
180	// Staging Sites should not generate tracking stats.
181	$status = new Status();
182	if ( $status->is_staging_site() ) {
183	return;
184	}
185
186	// Should we be counting this user's views?
187	if ( ! empty( $current_user->ID ) ) {
188	$count_roles = stats_get_option( 'count_roles' );
189	if ( ! is_array( $count_roles ) \|\| ! array_intersect( $current_user->roles, $count_roles ) ) {
190	return;
191	}
192	}
193
194	add_action( 'wp_footer', 'stats_footer', 101 );
195	add_action( 'web_stories_print_analytics', 'stats_footer' );
196
197	}
198
199	/**
200	* Stats Build View Data.
201	*
202	* @access public
203	* @return array.
204	*/
205	function stats_build_view_data() {
206	global $wp_the_query;
207
208	$blog = Jetpack_Options::get_option( 'id' );
209	$tz = get_option( 'gmt_offset' );
210	$v = 'ext';
211	$blog_url = wp_parse_url( site_url() );
212	$srv = $blog_url['host'];
213	$j = sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION );
214	if ( $wp_the_query->is_single \|\| $wp_the_query->is_page \|\| $wp_the_query->is_posts_page ) {
215	// Store and reset the queried_object and queried_object_id
216	// Otherwise, redirect_canonical() will redirect to home_url( '/' ) for show_on_front = page sites where home_url() is not all lowercase.
217	// Repro:
218	// 1. Set home_url = https://ExamPle.com/
219	// 2. Set show_on_front = page
220	// 3. Set page_on_front = something
221	// 4. Visit https://example.com/ !
222	$queried_object = isset( $wp_the_query->queried_object ) ? $wp_the_query->queried_object : null;
223	$queried_object_id = isset( $wp_the_query->queried_object_id ) ? $wp_the_query->queried_object_id : null;
224	try {
225	$post_obj = $wp_the_query->get_queried_object();
226	$post = $post_obj instanceof WP_Post ? $post_obj->ID : '0';
227	} finally {
228	$wp_the_query->queried_object = $queried_object;
229	$wp_the_query->queried_object_id = $queried_object_id;
230	}
231	} else {
232	$post = '0';
233	}
234
235	return compact( 'v', 'j', 'blog', 'post', 'tz', 'srv' );
236	}
237
238	/**
239	* Stats Footer.
240	*
241	* @access public
242	* @return void
243	*/
244	function stats_footer() {
245	$data = stats_build_view_data();
246	if ( Jetpack_AMP_Support::is_amp_request() ) {
247	stats_render_amp_footer( $data );
248	} else {
249	stats_render_footer( $data );
250	}
251
252	}
253
254	/**
255	* Render the stats footer
256	*
257	* @param array $data Array of data for the JS stats tracker.
258	*/
259	function stats_render_footer( $data ) {
260	// phpcs:disable WordPress.WP.EnqueuedResources.NonEnqueuedScript
261	// When there is a way to use defer with enqueue, we can move to it and inline the custom data.
262	$script = 'https://stats.wp.com/e-' . gmdate( 'YW' ) . '.js';
263	$data_stats_array = stats_array( $data );
264
265	$stats_footer = <<<END
266	<script src='{$script}' defer></script>
267	<script>
268	_stq = window._stq \|\| [];
269	_stq.push([ 'view', {{$data_stats_array}} ]);
270	_stq.push([ 'clickTrackerInit', '{$data['blog']}', '{$data['post']}' ]);
271	</script>
272
273	END;
274	// phpcs:enable
275	print $stats_footer; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
276	}
277
278	/**
279	* Render the stats footer for AMP output.
280	*
281	* @param array $data Array of data for the JS stats tracker.
282	*/
283	function stats_render_amp_footer( $data ) {
284	$data['host'] = isset( $_SERVER['HTTP_HOST'] ) ? sanitize_text_field( wp_unslash( $_SERVER['HTTP_HOST'] ) ) : ''; // input var ok.
285	$data['rand'] = 'RANDOM'; // AMP placeholder.
286	$data['ref'] = 'DOCUMENT_REFERRER'; // AMP placeholder.
287	$data = array_map( 'rawurlencode', $data );
288	$pixel_url = add_query_arg( $data, 'https://pixel.wp.com/g.gif' );
289
290	?>
291	<amp-pixel src="<?php echo esc_url( $pixel_url ); ?>"></amp-pixel>
292	<?php
293	}
294
295	/**
296	* Stats Get Options.
297	*
298	* @access public
299	* @return array.
300	*/
301	function stats_get_options() {
302	$options = get_option( 'stats_options' );
303
304	if ( ! isset( $options['version'] ) \|\| $options['version'] < STATS_VERSION ) {
305	$options = stats_upgrade_options( $options );
306	}
307
308	return $options;
309	}
310
311	/**
312	* Get Stats Options.
313	*
314	* @access public
315	* @param mixed $option Option.
316	* @return mixed\|null.
317	*/
318	function stats_get_option( $option ) {
319	$options = stats_get_options();
320
321	if ( 'blog_id' === $option ) {
322	return Jetpack_Options::get_option( 'id' );
323	}
324
325	if ( isset( $options[ $option ] ) ) {
326	return $options[ $option ];
327	}
328
329	return null;
330	}
331
332	/**
333	* Stats Set Options.
334	*
335	* @access public
336	* @param mixed $option Option.
337	* @param mixed $value Value.
338	* @return bool.
339	*/
340	function stats_set_option( $option, $value ) {
341	$options = stats_get_options();
342
343	$options[ $option ] = $value;
344
345	return stats_set_options( $options );
346	}
347
348	/**
349	* Stats Set Options.
350	*
351	* @access public
352	* @param mixed $options Options.
353	* @return bool
354	*/
355	function stats_set_options( $options ) {
356	return update_option( 'stats_options', $options );
357	}
358
359	/**
360	* Stats Upgrade Options.
361	*
362	* @access public
363	* @param mixed $options Options.
364	* @return array\|bool
365	*/
366	function stats_upgrade_options( $options ) {
367	$defaults = array(
368	'admin_bar' => true,
369	'roles' => array( 'administrator' ),
370	'count_roles' => array(),
371	'blog_id' => Jetpack_Options::get_option( 'id' ),
372	'do_not_track' => true, // @todo
373	'hide_smile' => true,
374	);
375
376	if ( isset( $options['reg_users'] ) ) {
377	if ( ! function_exists( 'get_editable_roles' ) ) {
378	require_once ABSPATH . 'wp-admin/includes/user.php';
379	}
380	if ( $options['reg_users'] ) {
381	$options['count_roles'] = array_keys( get_editable_roles() );
382	}
383	unset( $options['reg_users'] );
384	}
385
386	if ( is_array( $options ) && ! empty( $options ) ) {
387	$new_options = array_merge( $defaults, $options );
388	} else {
389	$new_options = $defaults;
390	}
391
392	$new_options['version'] = STATS_VERSION;
393
394	if ( ! stats_set_options( $new_options ) ) {
395	return false;
396	}
397
398	return $new_options;
399	}
400
401	/**
402	* Creates the "array" string used as part of the JS tracker.
403	*
404	* @access public
405	* @param array $kvs KVS.
406	* @return string
407	*/
408	function stats_array( $kvs ) {
409	/**
410	* Filter the options added to the JavaScript Stats tracking code.
411	*
412	* @module stats
413	*
414	* @since 1.1.0
415	*
416	* @param array $kvs Array of options about the site and page you're on.
417	*/
418	$kvs = (array) apply_filters( 'stats_array', $kvs );
419	$kvs = array_map( 'addslashes', $kvs );
420	$jskvs = array();
421	foreach ( $kvs as $k => $v ) {
422	$jskvs[] = "$k:'$v'";
423	}
424	return join( ',', $jskvs );
425	}
426
427	/**
428	* Admin Pages.
429	*
430	* @access public
431	* @return void
432	*/
433	function stats_admin_menu() {
434	global $pagenow;
435
436	// If we're at an old Stats URL, redirect to the new one.
437	// Don't even bother with caps, menu_page_url(), etc. Just do it.
438	if ( 'index.php' === $pagenow && isset( $_GET['page'] ) && 'stats' === $_GET['page'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
439	$redirect_url = str_replace( array( '/wp-admin/index.php?', '/wp-admin/?' ), '/wp-admin/admin.php?', $_SERVER['REQUEST_URI'] );
440	$relative_pos = strpos( $redirect_url, '/wp-admin/' );
441	if ( false !== $relative_pos ) {
442	wp_safe_redirect( admin_url( substr( $redirect_url, $relative_pos + 10 ) ) );
443	exit;
444	}
445	}
446
447	$hook = add_submenu_page( 'jetpack', __( 'Site Stats', 'jetpack' ), __( 'Site Stats', 'jetpack' ), 'view_stats', 'stats', 'jetpack_admin_ui_stats_report_page_wrapper' );
448	add_action( "load-$hook", 'stats_reports_load' );
449	}
450
451	/**
452	* Stats Admin Path.
453	*
454	* @access public
455	* @return string
456	*/
457	function stats_admin_path() {
458	return Jetpack::module_configuration_url( __FILE__ );
459	}
460
461	/**
462	* Stats Reports Load.
463	*
464	* @access public
465	* @return void
466	*/
467	function stats_reports_load() {
468	require_once __DIR__ . '/stats/class-jetpack-stats-upgrade-nudges.php';
469	Jetpack_Stats_Upgrade_Nudges::init();
470
471	wp_enqueue_script( 'jquery' );
472	wp_enqueue_script( 'postbox' );
473	wp_enqueue_script( 'underscore' );
474
475	Jetpack_Admin_Page::load_wrapper_styles();
476	add_action( 'admin_print_styles', 'stats_reports_css' );
477
478	if ( isset( $_GET['nojs'] ) && $_GET['nojs'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
479	$parsed = wp_parse_url( admin_url() );
480	// Remember user doesn't want JS.
481	setcookie( 'stnojs', '1', time() + 172800, $parsed['path'] ); // 2 days.
482	}
483
484	if ( isset( $_COOKIE['stnojs'] ) && $_COOKIE['stnojs'] ) {
485	// Detect if JS is on. If so, remove cookie so next page load is via JS.
486	add_action( 'admin_print_footer_scripts', 'stats_js_remove_stnojs_cookie' );
487	} elseif ( ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
488	// Normal page load. Load page content via JS.
489	add_action( 'admin_print_footer_scripts', 'stats_js_load_page_via_ajax' );
490	}
491	}
492
493	/**
494	* Stats Reports CSS.
495	*
496	* @access public
497	* @return void
498	*/
499	function stats_reports_css() {
500	?>
501	<style type="text/css">
502	#jp-stats-wrap, #jp-stats-report-bottom {
503	max-width: 1040px;
504	margin: 0 auto;
505	overflow: hidden;
506	}
507
508	#stats-loading-wrap p {
509	text-align: center;
510	font-size: 2em;
511	margin: 7.5em 15px 0 0;
512	height: 64px;
513	line-height: 64px;
514	}
515	</style>
516	<?php
517	}
518
519	/**
520	* Detect if JS is on. If so, remove cookie so next page load is via JS.
521	*
522	* @access public
523	* @return void
524	*/
525	function stats_js_remove_stnojs_cookie() {
526	$parsed = wp_parse_url( admin_url() );
527	?>
528	<script type="text/javascript">
529	/* <![CDATA[ */
530	document.cookie = 'stnojs=0; expires=Wed, 9 Mar 2011 16:55:50 UTC; path=<?php echo esc_js( $parsed['path'] ); ?>';
531	/* ]]> */
532	</script>
533	<?php
534	}
535
536	/**
537	* Normal page load. Load page content via JS.
538	*
539	* @access public
540	* @return void
541	*/
542	function stats_js_load_page_via_ajax() {
543	?>
544	<script type="text/javascript">
545	/* <![CDATA[ */
546	if ( -1 == document.location.href.indexOf( 'noheader' ) ) {
547	jQuery( function( $ ) {
548	$.get( document.location.href + '&noheader', function( responseText ) {
549	$( '#stats-loading-wrap' ).replaceWith( responseText );
550	$( '#jp-stats-wrap' )[0].dispatchEvent( new Event( 'stats-loaded' ) );
551	} );
552	} );
553	}
554	/* ]]> */
555	</script>
556	<?php
557	}
558
559	/**
560	* Jetpack Admin Page Wrapper.
561	*/
562	function jetpack_admin_ui_stats_report_page_wrapper() {
563	if ( ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) && empty( $_COOKIE['stnojs'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
564	Jetpack_Admin_Page::wrap_ui( 'stats_reports_page', array( 'is-wide' => true ) );
565	} else {
566	stats_reports_page();
567	}
568
569	}
570
571	/**
572	* Stats Report Page.
573	*
574	* @access public
575	* @param bool $main_chart_only (default: false) Main Chart Only.
576	*/
577	function stats_reports_page( $main_chart_only = false ) {
578
579	if ( isset( $_GET['dashboard'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
580	return stats_dashboard_widget_content();
581	}
582
583	$blog_id = stats_get_option( 'blog_id' );
584	$stats_url = Redirect::get_url( 'calypso-stats' );
585
586	if ( ! $main_chart_only && ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) && empty( $_COOKIE['stnojs'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
587	$nojs_url = add_query_arg( 'nojs', '1' );
588	$http = is_ssl() ? 'https' : 'http';
589	// Loading message. No JS fallback message.
590	?>
591
592	<div id="jp-stats-wrap">
593	<div class="wrap">
594	<h2><?php esc_html_e( 'Site Stats', 'jetpack' ); ?>
595	<?php
596	if ( current_user_can( 'jetpack_manage_modules' ) ) :
597	$i18n_headers = jetpack_get_module_i18n( 'stats' );
598	?>
599	<a
600	style="font-size:13px;"
601	href="<?php echo esc_url( admin_url( 'admin.php?page=jetpack#/settings?term=' . rawurlencode( $i18n_headers['name'] ) ) ); ?>"
602	>
603	<?php esc_html_e( 'Configure', 'jetpack' ); ?>
604	</a>
605	<?php
606	endif;
607
608	/**
609	* Sets external resource URL.
610	*
611	* @module stats
612	*
613	* @since 1.4.0
614	* @todo Clean up various uses of this filter. It's seemingly filtering different types of images in different places.
615	*
616	* @param string $args URL of external resource.
617	*/
618	$static_url = apply_filters( 'jetpack_static_url', "{$http}://en.wordpress.com/i/loading/loading-64.gif" );
619	?>
620	</h2>
621	</div>
622	<div id="stats-loading-wrap" class="wrap">
623	<p class="hide-if-no-js"><img width="32" height="32" alt="<?php esc_attr_e( 'Loading…', 'jetpack' ); ?>" src="<?php echo esc_url( $static_url ); ?>" /></p>
624	<p style="font-size: 11pt; margin: 0;"><a href="<?php echo esc_url( $stats_url ); ?>" rel="noopener noreferrer" target="_blank"><?php esc_html_e( 'View stats on WordPress.com right now', 'jetpack' ); ?></a></p>
625	<p class="hide-if-js"><?php esc_html_e( 'Your Site Stats work better with JavaScript enabled.', 'jetpack' ); ?><br />
626	<a href="<?php echo esc_url( $nojs_url ); ?>"><?php esc_html_e( 'View Site Stats without JavaScript', 'jetpack' ); ?></a>.</p>
627	</div>
628	</div>
629	<?php
630	return;
631	}
632
633	$day = isset( $_GET['day'] ) && preg_match( '/^\d{4}-\d{2}-\d{2}$/', $_GET['day'] ) ? $_GET['day'] : false; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
634	$q = array(
635	'noheader' => 'true',
636	'proxy' => '',
637	'page' => 'stats',
638	'day' => $day,
639	'blog' => $blog_id,
640	'charset' => get_option( 'blog_charset' ),
641	'color' => get_user_option( 'admin_color' ),
642	'ssl' => is_ssl(),
643	'j' => sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION ),
644	);
645	if ( get_locale() !== 'en_US' ) {
646	$q['jp_lang'] = get_locale();
647	}
648	// Only show the main chart, without extra header data, or metaboxes.
649	$q['main_chart_only'] = $main_chart_only;
650	$args = array(
651	'view' => array( 'referrers', 'postviews', 'searchterms', 'clicks', 'post', 'table' ),
652	'numdays' => 'int',
653	'day' => 'date',
654	'unit' => array( '1', '7', '31', 'human' ),
655	'humanize' => array( 'true' ),
656	'num' => 'int',
657	'summarize' => null,
658	'post' => 'int',
659	'width' => 'int',
660	'height' => 'int',
661	'data' => 'data',
662	'blog_subscribers' => 'int',
663	'comment_subscribers' => null,
664	'type' => array( 'wpcom', 'email', 'pending' ),
665	'pagenum' => 'int',
666	'masterbar' => null,
667	);
668	foreach ( $args as $var => $vals ) {
669	if ( ! isset( $_REQUEST[ $var ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
670	continue;
671	}
672	if ( is_array( $vals ) ) {
673	if ( in_array( $_REQUEST[ $var ], $vals, true ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
674	$q[ $var ] = $_REQUEST[ $var ]; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
675	}
676	} elseif ( 'int' === $vals ) {
677	$q[ $var ] = (int) $_REQUEST[ $var ]; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
678	} elseif ( 'date' === $vals ) {
679	if ( preg_match( '/^\d{4}-\d{2}-\d{2}$/', $_REQUEST[ $var ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
680	$q[ $var ] = $_REQUEST[ $var ]; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
681	}
682	} elseif ( null === $vals ) {
683	$q[ $var ] = '';
684	} elseif ( 'data' === $vals ) {
685	if ( 'index.php' === substr( $_REQUEST[ $var ], 0, 9 ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
686	$q[ $var ] = $_REQUEST[ $var ];// phpcs:ignore WordPress.Security.NonceVerification.Recommended
687	}
688	}
689	}
690
691	if ( isset( $_GET['chart'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
692	if ( preg_match( '/^[a-z0-9-]+$/', $_GET['chart'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
693	$chart = sanitize_title( $_GET['chart'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
694	$url = 'https://' . STATS_DASHBOARD_SERVER . "/wp-includes/charts/{$chart}.php";
695	}
696	} else {
697	$url = 'https://' . STATS_DASHBOARD_SERVER . '/wp-admin/index.php';
698	}
699
700	$url = add_query_arg( $q, $url );
701	$method = 'GET';
702	$timeout = 90;
703	$user_id = 0; // Means use the blog token.
704
705	$get = Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
706	$get_code = wp_remote_retrieve_response_code( $get );
707	if ( is_wp_error( $get ) \|\| ( 2 !== (int) ( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
708	stats_print_wp_remote_error( $get, $url );
709	} else {
710	if ( ! empty( $get['headers']['content-type'] ) ) {
711	$type = $get['headers']['content-type'];
712	if ( substr( $type, 0, 5 ) === 'image' ) {
713	$img = $get['body'];
714	header( 'Content-Type: ' . $type );
715	header( 'Content-Length: ' . strlen( $img ) );
716	echo $img; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
717	die();
718	}
719	}
720	$body = stats_convert_post_titles( $get['body'] );
721	$body = stats_convert_chart_urls( $body );
722	$body = stats_convert_image_urls( $body );
723	$body = stats_convert_admin_urls( $body );
724	echo $body; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
725	}
726
727	if ( isset( $_GET['page'] ) && 'stats' === $_GET['page'] && ! isset( $_GET['chart'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
728	$tracking = new Tracking();
729	$tracking->record_user_event( 'wpa_page_view', array( 'path' => 'old_stats' ) );
730	}
731
732	if ( isset( $_GET['noheader'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
733	die;
734	}
735	}
736
737	/**
738	* Stats Convert Admin Urls.
739	*
740	* @access public
741	* @param mixed $html HTML.
742	* @return string
743	*/
744	function stats_convert_admin_urls( $html ) {
745	return str_replace( 'index.php?page=stats', 'admin.php?page=stats', $html );
746	}
747
748	/**
749	* Stats Convert Image URLs.
750	*
751	* @access public
752	* @param mixed $html HTML.
753	* @return string
754	*/
755	function stats_convert_image_urls( $html ) {
756	$url = set_url_scheme( 'https://' . STATS_DASHBOARD_SERVER );
757	$html = preg_replace( '\|(["\'])(/i/stats.+)\\1\|', '$1' . $url . '$2$1', $html );
758	return $html;
759	}
760
761	/**
762	* Callback for preg_replace_callback used in stats_convert_chart_urls()
763	*
764	* @since 5.6.0
765	*
766	* @param array $matches The matches resulting from the preg_replace_callback call.
767	* @return string The admin url for the chart.
768	*/
769	function jetpack_stats_convert_chart_urls_callback( $matches ) {
770	// If there is a query string, change the beginning '?' to a '&' so it fits into the middle of this query string.
771	return 'admin.php?page=stats&noheader&chart=' . $matches[1] . str_replace( '?', '&', $matches[2] );
772	}
773
774	/**
775	* Stats Convert Chart URLs.
776	*
777	* @access public
778	* @param mixed $html HTML.
779	* @return string
780	*/
781	function stats_convert_chart_urls( $html ) {
782	$html = preg_replace_callback(
783	'\|https?://[-.a-z0-9]+/wp-includes/charts/([-.a-z0-9]+).php(\??)\|',
784	'jetpack_stats_convert_chart_urls_callback',
785	$html
786	);
787	return $html;
788	}
789
790	/**
791	* Stats Convert Post Title HTML
792	*
793	* @access public
794	* @param mixed $html HTML.
795	* @return string
796	*/
797	function stats_convert_post_titles( $html ) {
798	global $stats_posts;
799	$pattern = "<span class='post-(\d+)-link'>.*?</span>";
800	if ( ! preg_match_all( "!$pattern!", $html, $matches ) ) {
801	return $html;
802	}
803	$posts = get_posts(
804	array(
805	'include' => implode( ',', $matches[1] ),
806	'post_type' => 'any',
807	'post_status' => 'any',
808	'numberposts' => -1,
809	'suppress_filters' => false,
810	)
811	);
812	foreach ( $posts as $post ) {
813	$stats_posts[ $post->ID ] = $post;
814	}
815	$html = preg_replace_callback( "!$pattern!", 'stats_convert_post_title', $html );
816	return $html;
817	}
818
819	/**
820	* Stats Convert Post Title Matches.
821	*
822	* @access public
823	* @param mixed $matches Matches.
824	* @return string
825	*/
826	function stats_convert_post_title( $matches ) {
827	global $stats_posts;
828	$post_id = $matches[1];
829	if ( isset( $stats_posts[ $post_id ] ) ) {
830	return '<a href="' . get_permalink( $post_id ) . '" target="_blank">' . get_the_title( $post_id ) . '</a>';
831	}
832	return $matches[0];
833	}
834
835	/**
836	* Stats Hide Smile.
837	*
838	* @access public
839	* @return void
840	*/
841	function stats_hide_smile_css() {
842	$options = stats_get_options();
843	if ( isset( $options['hide_smile'] ) && $options['hide_smile'] ) {
844	?>
845	<style type='text/css'>img#wpstats{display:none}</style>
846	<?php
847	}
848	}
849
850	/**
851	* Stats Admin Bar Head.
852	*
853	* @access public
854	* @return void
855	*/
856	function stats_admin_bar_head() {
857	if ( ! stats_get_option( 'admin_bar' ) ) {
858	return;
859	}
860
861	if ( ! current_user_can( 'view_stats' ) ) {
862	return;
863	}
864
865	if ( ! is_admin_bar_showing() ) {
866	return;
867	}
868
869	add_action( 'admin_bar_menu', 'stats_admin_bar_menu', 100 );
870	?>
871
872	<style data-ampdevmode type='text/css'>
873	#wpadminbar .quicklinks li#wp-admin-bar-stats {
874	height: 32px;
875	}
876	#wpadminbar .quicklinks li#wp-admin-bar-stats a {
877	height: 32px;
878	padding: 0;
879	}
880	#wpadminbar .quicklinks li#wp-admin-bar-stats a div {
881	height: 32px;
882	width: 95px;
883	overflow: hidden;
884	margin: 0 10px;
885	}
886	#wpadminbar .quicklinks li#wp-admin-bar-stats a:hover div {
887	width: auto;
888	margin: 0 8px 0 10px;
889	}
890	#wpadminbar .quicklinks li#wp-admin-bar-stats a img {
891	height: 24px;
892	margin: 4px 0;
893	max-width: none;
894	border: none;
895	}
896	</style>
897	<?php
898	}
899
900	/**
901	* Gets the image source of the given stats chart.
902	*
903	* @param string $chart Name of the chart.
904	* @param array $args Extra list of argument to use in the image source.
905	* @return string An image source.
906	*/
907	function stats_get_image_chart_src( $chart, $args = array() ) {
908	$url = add_query_arg( 'page', 'stats', admin_url( 'admin.php' ) );
909
910	return add_query_arg(
911	array_merge(
912	array(
913	'noheader' => '',
914	'proxy' => '',
915	'chart' => $chart,
916	),
917	$args
918	),
919	$url
920	);
921	}
922
923	/**
924	* Stats AdminBar.
925	*
926	* @access public
927	* @param mixed $wp_admin_bar WPAdminBar.
928	* @return void
929	*/
930	function stats_admin_bar_menu( &$wp_admin_bar ) {
931	$img_src = esc_attr( stats_get_image_chart_src( 'admin-bar-hours-scale' ) );
932	$img_src_2x = esc_attr( stats_get_image_chart_src( 'admin-bar-hours-scale-2x' ) );
933	$alt = esc_attr( __( 'Stats', 'jetpack' ) );
934	$title = esc_attr( __( 'Views over 48 hours. Click for more Site Stats.', 'jetpack' ) );
935
936	$menu = array(
937	'id' => 'stats',
938	'href' => add_query_arg( 'page', 'stats', admin_url( 'admin.php' ) ), // no menu_page_url() blog-side.
939	'title' => "<div><img src='$img_src' srcset='$img_src 1x, $img_src_2x 2x' width='112' height='24' alt='$alt' title='$title'></div>",
940	);
941
942	$wp_admin_bar->add_menu( $menu );
943	}
944
945	/**
946	*
947	* Deprecated. The stats module should not update blog details. This is handled by Sync.
948	*
949	* Stats Update Blog.
950	*
951	* @access public
952	* @return void
953	*
954	* @deprecated since 10.3.
955	*/
956	function stats_update_blog() {
957	deprecated_function( __METHOD__, 'jetpack-10.3' );
958	XMLRPC_Async_Call::add_call( 'jetpack.updateBlog', 0, stats_get_blog() );
959	}
960
961	/**
962	* Stats Get Blog.
963	*
964	* @access public
965	* @return string
966	*/
967	function stats_get_blog() {
968	$home = wp_parse_url( trailingslashit( get_option( 'home' ) ) );
969	$blog = array(
970	'host' => $home['host'],
971	'path' => $home['path'],
972	'blogname' => get_option( 'blogname' ),
973	'blogdescription' => get_option( 'blogdescription' ),
974	'siteurl' => get_option( 'siteurl' ),
975	'gmt_offset' => get_option( 'gmt_offset' ),
976	'timezone_string' => get_option( 'timezone_string' ),
977	'stats_version' => STATS_VERSION,
978	'stats_api' => 'jetpack',
979	'page_on_front' => get_option( 'page_on_front' ),
980	'permalink_structure' => get_option( 'permalink_structure' ),
981	'category_base' => get_option( 'category_base' ),
982	'tag_base' => get_option( 'tag_base' ),
983	);
984	$blog = array_merge( stats_get_options(), $blog );
985	unset( $blog['roles'], $blog['blog_id'] );
986	return stats_esc_html_deep( $blog );
987	}
988
989	/**
990	* Modified from stripslashes_deep()
991	*
992	* @access public
993	* @param mixed $value Value.
994	* @return string
995	*/
996	function stats_esc_html_deep( $value ) {
997	if ( is_array( $value ) ) {
998	$value = array_map( 'stats_esc_html_deep', $value );
999	} elseif ( is_object( $value ) ) {
1000	$vars = get_object_vars( $value );
1001	foreach ( $vars as $key => $data ) {
1002	$value->{$key} = stats_esc_html_deep( $data );
1003	}
1004	} elseif ( is_string( $value ) ) {
1005	$value = esc_html( $value );
1006	}
1007
1008	return $value;
1009	}
1010
1011	/**
1012	* Stats xmlrpc_methods function.
1013	*
1014	* @access public
1015	* @param mixed $methods Methods.
1016	* @return array
1017	*/
1018	function stats_xmlrpc_methods( $methods ) {
1019	$my_methods = array(
1020	'jetpack.getBlog' => 'stats_get_blog',
1021	);
1022
1023	return array_merge( $methods, $my_methods );
1024	}
1025
1026	/**
1027	* Stats Dashboard Widget Options.
1028	*
1029	* @access public
1030	* @return array
1031	*/
1032	function stats_dashboard_widget_options() {
1033	$defaults = array(
1034	'chart' => 1,
1035	'top' => 1,
1036	'search' => 7,
1037	);
1038	$options = get_option( 'stats_dashboard_widget' );
1039	if ( ( ! $options ) \|\| ! is_array( $options ) ) {
1040	$options = array();
1041	}
1042
1043	// Ignore obsolete option values.
1044	$intervals = array( 1, 7, 31, 90, 365 );
1045	foreach ( array( 'top', 'search' ) as $key ) {
1046	if ( isset( $options[ $key ] ) && ! in_array( (int) $options[ $key ], $intervals, true ) ) {
1047	unset( $options[ $key ] );
1048	}
1049	}
1050
1051	return array_merge( $defaults, $options );
1052	}
1053
1054	/**
1055	* Stats Dashboard Widget Control.
1056	*
1057	* @access public
1058	* @return void
1059	*/
1060	function stats_dashboard_widget_control() {
1061	$periods = array(
1062	'1' => __( 'day', 'jetpack' ),
1063	'7' => __( 'week', 'jetpack' ),
1064	'31' => __( 'month', 'jetpack' ),
1065	);
1066	$intervals = array(
1067	'1' => __( 'the past day', 'jetpack' ),
1068	'7' => __( 'the past week', 'jetpack' ),
1069	'31' => __( 'the past month', 'jetpack' ),
1070	'90' => __( 'the past quarter', 'jetpack' ),
1071	'365' => __( 'the past year', 'jetpack' ),
1072	);
1073	$defaults = array(
1074	'top' => 1,
1075	'search' => 7,
1076	);
1077
1078	$options = stats_dashboard_widget_options();
1079
1080	if ( 'post' === strtolower( $_SERVER['REQUEST_METHOD'] ) && isset( $_POST['widget_id'] ) && 'dashboard_stats' === $_POST['widget_id'] ) { // phpcs:ignore WordPress.Security.NonceVerification
1081	if ( isset( $periods[ $_POST['chart'] ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
1082	$options['chart'] = $_POST['chart']; // phpcs:ignore WordPress.Security.NonceVerification
1083	}
1084	foreach ( array( 'top', 'search' ) as $key ) {
1085	if ( isset( $intervals[ $_POST[ $key ] ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
1086	$options[ $key ] = $_POST[ $key ]; // phpcs:ignore WordPress.Security.NonceVerification
1087	} else {
1088	$options[ $key ] = $defaults[ $key ];
1089	}
1090	}
1091	update_option( 'stats_dashboard_widget', $options );
1092	}
1093	?>
1094	<p>
1095	<label for="chart"><?php esc_html_e( 'Chart stats by', 'jetpack' ); ?></label>
1096	<select id="chart" name="chart">
1097	<?php
1098	foreach ( $periods as $val => $label ) {
1099	?>
1100	<option value="<?php echo esc_attr( $val ); ?>"<?php selected( $val, $options['chart'] ); ?>><?php echo esc_html( $label ); ?></option>
1101	<?php
1102	}
1103	?>
1104	</select>.
1105	</p>
1106
1107	<p>
1108	<label for="top"><?php esc_html_e( 'Show top posts over', 'jetpack' ); ?></label>
1109	<select id="top" name="top">
1110	<?php
1111	foreach ( $intervals as $val => $label ) {
1112	?>
1113	<option value="<?php echo esc_attr( $val ); ?>"<?php selected( $val, $options['top'] ); ?>><?php echo esc_html( $label ); ?></option>
1114	<?php
1115	}
1116	?>
1117	</select>.
1118	</p>
1119
1120	<p>
1121	<label for="search"><?php esc_html_e( 'Show top search terms over', 'jetpack' ); ?></label>
1122	<select id="search" name="search">
1123	<?php
1124	foreach ( $intervals as $val => $label ) {
1125	?>
1126	<option value="<?php echo esc_attr( $val ); ?>"<?php selected( $val, $options['search'] ); ?>><?php echo esc_html( $label ); ?></option>
1127	<?php
1128	}
1129	?>
1130	</select>.
1131	</p>
1132	<?php
1133	}
1134
1135	/**
1136	* Jetpack Stats Dashboard Widget.
1137	*
1138	* @access public
1139	* @return void
1140	*/
1141	function stats_jetpack_dashboard_widget() {
1142	?>
1143	<form id="stats_dashboard_widget_control" action="<?php echo esc_url( admin_url() ); ?>" method="post">
1144	<?php stats_dashboard_widget_control(); ?>
1145	<?php wp_nonce_field( 'edit-dashboard-widget_dashboard_stats', 'dashboard-widget-nonce' ); ?>
1146	<input type="hidden" name="widget_id" value="dashboard_stats" />
1147	<?php submit_button( __( 'Submit', 'jetpack' ) ); ?>
1148	</form>
1149	<button type="button" class="handlediv js-toggle-stats_dashboard_widget_control" aria-expanded="true">
1150	<span class="screen-reader-text"><?php esc_html_e( 'Configure', 'jetpack' ); ?></span>
1151	<span class="toggle-indicator" aria-hidden="true"></span>
1152	</button>
1153	<div id="dashboard_stats">
1154	<div class="inside">
1155	<div style="height: 250px;"></div>
1156	</div>
1157	</div>
1158	<?php
1159	}
1160
1161	/**
1162	* JavaScript and CSS for dashboard widget.
1163	*
1164	* @access public
1165	* @return void
1166	*/
1167	function stats_dashboard_head() {
1168	?>
1169	<script type="text/javascript">
1170	/* <![CDATA[ */
1171	jQuery( function($) {
1172	var dashStats = jQuery( '#dashboard_stats div.inside' );
1173
1174	if ( dashStats.find( '.dashboard-widget-control-form' ).length ) {
1175	return;
1176	}
1177
1178	if ( ! dashStats.length ) {
1179	dashStats = jQuery( '#dashboard_stats div.dashboard-widget-content' );
1180	var h = parseInt( dashStats.parent().height() ) - parseInt( dashStats.prev().height() );
1181	var args = 'width=' + dashStats.width() + '&height=' + h.toString();
1182	} else {
1183	if ( jQuery('#dashboard_stats' ).hasClass('postbox') ) {
1184	var args = 'width=' + ( dashStats.prev().width() * 2 ).toString();
1185	} else {
1186	var args = 'width=' + ( dashStats.width() * 2 ).toString();
1187	}
1188	}
1189
1190	dashStats
1191	.not( '.dashboard-widget-control' )
1192	.load( 'admin.php?page=stats&noheader&dashboard&' + args );
1193
1194	jQuery( window ).one( 'resize', function() {
1195	jQuery( '#stat-chart' ).css( 'width', 'auto' );
1196	} );
1197
1198
1199	// Widget settings toggle container.
1200	var toggle = $( '.js-toggle-stats_dashboard_widget_control' );
1201
1202	// Move the toggle in the widget header.
1203	toggle.appendTo( '#jetpack_summary_widget .handle-actions' );
1204
1205	// Toggle settings when clicking on it.
1206	toggle.show().click( function( e ) {
1207	e.preventDefault();
1208	e.stopImmediatePropagation();
1209	$( this ).parent().toggleClass( 'controlVisible' );
1210	$( '#stats_dashboard_widget_control' ).slideToggle();
1211	} );
1212	} );
1213	/* ]]> */
1214	</script>
1215	<?php
1216	}
1217
1218	/**
1219	* Stats Dashboard Widget Content.
1220	*
1221	* @access public
1222	* @return void
1223	*/
1224	function stats_dashboard_widget_content() {
1225	$width = isset( $_GET['width'] ) ? (int) ( $_GET['width'] / 2 ) : null; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
1226	$height = isset( $_GET['height'] ) ? (int) $_GET['height'] - 36 : null; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
1227	if ( ! $width \|\| $width < 250 ) {
1228	$width = 370;
1229	}
1230	if ( ! $height \|\| $height < 230 ) {
1231	$height = 180;
1232	}
1233
1234	$_width = $width - 5;
1235	$_height = $height - ( $GLOBALS['is_winIE'] ? 16 : 5 ); // Hack! @todo Remove WordPress 5.8 is minimum. IE should be fully deprecated.
1236
1237	$options = stats_dashboard_widget_options();
1238	$blog_id = Jetpack_Options::get_option( 'id' );
1239
1240	$q = array(
1241	'noheader' => 'true',
1242	'proxy' => '',
1243	'blog' => $blog_id,
1244	'page' => 'stats',
1245	'chart' => '',
1246	'unit' => $options['chart'],
1247	'color' => get_user_option( 'admin_color' ),
1248	'width' => $_width,
1249	'height' => $_height,
1250	'ssl' => is_ssl(),
1251	'j' => sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION ),
1252	);
1253
1254	$url = 'https://' . STATS_DASHBOARD_SERVER . '/wp-admin/index.php';
1255
1256	$url = add_query_arg( $q, $url );
1257	$method = 'GET';
1258	$timeout = 90;
1259	$user_id = 0; // Means use the blog token.
1260
1261	$get = Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
1262	$get_code = wp_remote_retrieve_response_code( $get );
1263	if ( is_wp_error( $get ) \|\| ( 2 !== (int) ( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
1264	stats_print_wp_remote_error( $get, $url );
1265	} else {
1266	$body = stats_convert_post_titles( $get['body'] );
1267	$body = stats_convert_chart_urls( $body );
1268	$body = stats_convert_image_urls( $body );
1269	echo $body; // phpcs:ignore WordPress.Security.EscapeOutput
1270	}
1271
1272	$post_ids = array();
1273
1274	$csv_end_date = current_time( 'Y-m-d' );
1275	$csv_args = array(
1276	'top' => "&limit=8&end=$csv_end_date",
1277	'search' => "&limit=5&end=$csv_end_date",
1278	);
1279
1280	$top_posts = stats_get_csv( 'postviews', "days=$options[top]$csv_args[top]" );
1281	foreach ( $top_posts as $i => $post ) {
1282	if ( 0 === $post['post_id'] ) {
1283	unset( $top_posts[ $i ] );
1284	continue;
1285	}
1286	$post_ids[] = $post['post_id'];
1287	}
1288
1289	// Cache.
1290	get_posts( array( 'include' => join( ',', array_unique( $post_ids ) ) ) );
1291
1292	$searches = array();
1293	$search_terms = stats_get_csv( 'searchterms', "days=$options[search]$csv_args[search]" );
1294	foreach ( $search_terms as $search_term ) {
1295	if ( 'encrypted_search_terms' === $search_term['searchterm'] ) {
1296	continue;
1297	}
1298	$searches[] = esc_html( $search_term['searchterm'] );
1299	}
1300
1301	?>
1302	<div id="stats-info">
1303	<div id="top-posts" class='stats-section'>
1304	<div class="stats-section-inner">
1305	<h3 class="heading"><?php esc_html_e( 'Top Posts', 'jetpack' ); ?></h3>
1306	<?php
1307	if ( empty( $top_posts ) ) {
1308	?>
1309	<p class="nothing"><?php esc_html_e( 'Sorry, nothing to report.', 'jetpack' ); ?></p>
1310	<?php
1311	} else {
1312	foreach ( $top_posts as $post ) {
1313	if ( ! get_post( $post['post_id'] ) ) {
1314	continue;
1315	}
1316	?>
1317	<p>
1318	<?php
1319	printf(
1320	esc_html(
1321	/* Translators: Stats dashboard widget Post list with view count: "Post Title 1 View (or Views if plural)". */
1322	_n( '%1$s %2$s View', '%1$s %2$s Views', $post['views'], 'jetpack' )
1323	),
1324	'<a href="' . esc_url( get_permalink( $post['post_id'] ) ) . '">' . esc_html( get_the_title( $post['post_id'] ) ) . '</a>',
1325	esc_html( number_format_i18n( $post['views'] ) )
1326	);
1327	?>
1328	</p>
1329	<?php
1330	}
1331	}
1332	?>
1333	</div>
1334	</div>
1335	<div id="top-search" class='stats-section'>
1336	<div class="stats-section-inner">
1337	<h3 class="heading"><?php esc_html_e( 'Top Searches', 'jetpack' ); ?></h3>
1338	<?php
1339	if ( empty( $searches ) ) {
1340	?>
1341	<p class="nothing"><?php esc_html_e( 'Sorry, nothing to report.', 'jetpack' ); ?></p>
1342	<?php
1343	} else {
1344	foreach ( $searches as $search_term_item ) {
1345	printf(
1346	'<p>%s</p>',
1347	esc_html( $search_term_item )
1348	);
1349	}
1350	}
1351	?>
1352	</div>
1353	</div>
1354	</div>
1355	<div class="clear"></div>
1356	<div class="stats-view-all">
1357	<?php
1358	$stats_day_url = Redirect::get_url( 'calypso-stats-day' );
1359	printf(
1360	'<a class="button" target="_blank" rel="noopener noreferrer" href="%1$s">%2$s</a>',
1361	esc_url( $stats_day_url ),
1362	esc_html__( 'View all stats', 'jetpack' )
1363	);
1364	?>
1365	</div>
1366	<div class="clear"></div>
1367	<?php
1368	exit;
1369	}
1370
1371	/**
1372	* Stats Print WP Remote Error.
1373	*
1374	* @access public
1375	* @param mixed $get Get.
1376	* @param mixed $url URL.
1377	* @return void
1378	*/
1379	function stats_print_wp_remote_error( $get, $url ) {
1380	$state_name = 'stats_remote_error_' . substr( md5( $url ), 0, 8 );
1381	$previous_error = Jetpack::state( $state_name );
1382	$error = md5( wp_json_encode( compact( 'get', 'url' ) ) );
1383	Jetpack::state( $state_name, $error );
1384	if ( $error !== $previous_error ) {
1385	?>
1386	<div class="wrap">
1387	<p><?php esc_html_e( 'We were unable to get your stats just now. Please reload this page to try again.', 'jetpack' ); ?></p>
1388	</div>
1389	<?php
1390	return;
1391	}
1392	?>
1393	<div class="wrap">
1394	<p>
1395	<?php
1396	printf(
1397	/* translators: placeholder is an a href for a support site. */
1398	esc_html__( 'We were unable to get your stats just now. Please reload this page to try again. If this error persists, please contact %1$s. In your report, please include the information below.', 'jetpack' ),
1399	sprintf(
1400	'<a href="https://support.wordpress.com/contact/?jetpack=needs-service">%s</a>',
1401	esc_html__( 'Jetpack Support', 'jetpack' )
1402	)
1403	);
1404	?>
1405	</p>
1406	<pre>
1407	User Agent: "<?php echo esc_html( $_SERVER['HTTP_USER_AGENT'] ); ?>"
1408	Page URL: "http<?php echo ( is_ssl() ? 's' : '' ) . '://' . esc_html( $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ); ?>"
1409	API URL: "<?php echo esc_url( $url ); ?>"
1410	<?php
1411	if ( is_wp_error( $get ) ) {
1412	foreach ( $get->get_error_codes() as $code ) {
1413	foreach ( $get->get_error_messages( $code ) as $message ) {
1414	?>
1415	<?php print esc_html( $code ) . ': "' . esc_html( $message ) . '"'; ?>
1416
1417	<?php
1418	}
1419	}
1420	} else {
1421	$get_code = wp_remote_retrieve_response_code( $get );
1422	$content_length = strlen( wp_remote_retrieve_body( $get ) );
1423	?>
1424	Response code: "<?php print esc_html( $get_code ); ?>"
1425	Content length: "<?php print esc_html( $content_length ); ?>"
1426
1427	<?php
1428	}
1429	?>
1430	</pre>
1431	</div>
1432	<?php
1433	}
1434
1435	/**
1436	* Get stats from WordPress.com
1437	*
1438	* @param string $table The stats which you want to retrieve: postviews, or searchterms.
1439	* @param array $args {
1440	* An associative array of arguments.
1441	*
1442	* @type bool $end The last day of the desired time frame. Format is 'Y-m-d' (e.g. 2007-05-01)
1443	* and default timezone is UTC date. Default value is Now.
1444	* @type string $days The length of the desired time frame. Default is 30. Maximum 90 days.
1445	* @type int $limit The maximum number of records to return. Default is 10. Maximum 100.
1446	* @type int $post_id The ID of the post to retrieve stats data for
1447	* @type string $summarize If present, summarizes all matching records. Default Null.
1448	*
1449	* }
1450	*
1451	* @return array {
1452	* An array of post view data, each post as an array
1453	*
1454	* array {
1455	* The post view data for a single post
1456	*
1457	* @type string $post_id The ID of the post
1458	* @type string $post_title The title of the post
1459	* @type string $post_permalink The permalink for the post
1460	* @type string $views The number of views for the post within the $num_days specified
1461	* }
1462	* }
1463	*/
1464	function stats_get_csv( $table, $args = null ) {
1465	$defaults = array(
1466	'end' => false,
1467	'days' => false,
1468	'limit' => 3,
1469	'post_id' => false,
1470	'summarize' => '',
1471	);
1472
1473	$args = wp_parse_args( $args, $defaults );
1474	$args['table'] = $table;
1475	$args['blog_id'] = Jetpack_Options::get_option( 'id' );
1476
1477	$stats_csv_url = add_query_arg( $args, 'https://stats.wordpress.com/csv.php' );
1478
1479	$key = md5( $stats_csv_url );
1480
1481	// Get cache.
1482	$stats_cache = get_option( 'stats_cache' );
1483	if ( ! $stats_cache \|\| ! is_array( $stats_cache ) ) {
1484	$stats_cache = array();
1485	}
1486
1487	// Return or expire this key.
1488	if ( isset( $stats_cache[ $key ] ) ) {
1489	$time = key( $stats_cache[ $key ] );
1490	if ( time() - $time < 300 ) {
1491	return $stats_cache[ $key ][ $time ];
1492	}
1493	unset( $stats_cache[ $key ] );
1494	}
1495
1496	$stats_rows = array();
1497	do {
1498	$stats = stats_get_remote_csv( $stats_csv_url );
1499	if ( ! $stats ) {
1500	break;
1501	}
1502
1503	$labels = array_shift( $stats );
1504
1505	if ( 0 === stripos( $labels[0], 'error' ) ) {
1506	break;
1507	}
1508
1509	$stats_rows = array();
1510	for ( $s = 0; isset( $stats[ $s ] ); $s++ ) {
1511	$row = array();
1512	foreach ( $labels as $col => $label ) {
1513	$row[ $label ] = $stats[ $s ][ $col ];
1514	}
1515	$stats_rows[] = $row;
1516	}
1517	} while ( 0 );
1518
1519	// Expire old keys.
1520	foreach ( $stats_cache as $k => $cache ) {
1521	if ( ! is_array( $cache ) \|\| 300 < time() - key( $cache ) ) {
1522	unset( $stats_cache[ $k ] );
1523	}
1524	}
1525
1526	// Set cache.
1527	$stats_cache[ $key ] = array( time() => $stats_rows );
1528	update_option( 'stats_cache', $stats_cache );
1529
1530	return $stats_rows;
1531	}
1532
1533	/**
1534	* Stats get remote CSV.
1535	*
1536	* @access public
1537	* @param mixed $url URL.
1538	* @return array
1539	*/
1540	function stats_get_remote_csv( $url ) {
1541	$method = 'GET';
1542	$timeout = 90;
1543	$user_id = 0; // Blog token.
1544
1545	$get = Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
1546	$get_code = wp_remote_retrieve_response_code( $get );
1547	if ( is_wp_error( $get ) \|\| ( 2 !== (int) ( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
1548	return array(); // @todo: return an error?
1549	} else {
1550	return stats_str_getcsv( $get['body'] );
1551	}
1552	}
1553
1554	/**
1555	* Recursively run str_getcsv on the stats csv.
1556	*
1557	* @since 9.7.0 Remove custom handling since str_getcsv is available on all servers running this now.
1558	*
1559	* @param mixed $csv CSV.
1560	* @return array.
1561	*/
1562	function stats_str_getcsv( $csv ) {
1563	$lines = str_getcsv( $csv, "\n" );
1564	return array_map( 'str_getcsv', $lines );
1565	}
1566
1567	/**
1568	* Abstract out building the rest api stats path.
1569	*
1570	* @param string $resource Resource.
1571	* @return string
1572	*/
1573	function jetpack_stats_api_path( $resource = '' ) {
1574	$resource = ltrim( $resource, '/' );
1575	return sprintf( '/sites/%d/stats/%s', stats_get_option( 'blog_id' ), $resource );
1576	}
1577
1578	/**
1579	* Fetches stats data from the REST API. Caches locally for 5 minutes.
1580	*
1581	* @link: https://developer.wordpress.com/docs/api/1.1/get/sites/%24site/stats/
1582	* @access public
1583	* @param array $args (default: array()) The args that are passed to the endpoint.
1584	* @param string $resource (default: '') Optional sub-endpoint following /stats/.
1585	* @return array\|WP_Error.
1586	*/
1587	function stats_get_from_restapi( $args = array(), $resource = '' ) {
1588	$endpoint = jetpack_stats_api_path( $resource );
1589	$api_version = '1.1';
1590	$args = wp_parse_args( $args, array() );
1591	$cache_key = md5( implode( '\|', array( $endpoint, $api_version, wp_json_encode( $args ) ) ) );
1592
1593	$transient_name = "jetpack_restapi_stats_cache_{$cache_key}";
1594
1595	$stats_cache = get_transient( $transient_name );
1596
1597	// Return or expire this key.
1598	if ( $stats_cache ) {
1599	$time = key( $stats_cache );
1600	$data = $stats_cache[ $time ]; // WP_Error or string (JSON encoded object).
1601
1602	if ( is_wp_error( $data ) ) {
1603	return $data;
1604	}
1605
1606	return (object) array_merge( array( 'cached_at' => $time ), (array) json_decode( $data ) );
1607	}
1608
1609	// Do the dirty work.
1610	$response = Client::wpcom_json_api_request_as_blog( $endpoint, $api_version, $args );
1611	if ( 200 !== wp_remote_retrieve_response_code( $response ) ) {
1612	// WP_Error.
1613	$data = is_wp_error( $response ) ? $response : new WP_Error( 'stats_error' );
1614	// WP_Error.
1615	$return = $data;
1616	} else {
1617	// string (JSON encoded object).
1618	$data = wp_remote_retrieve_body( $response );
1619	// object (rare: null on JSON failure).
1620	$return = json_decode( $data );
1621	}
1622
1623	// To reduce size in storage: store with time as key, store JSON encoded data (unless error).
1624	set_transient( $transient_name, array( time() => $data ), 5 * MINUTE_IN_SECONDS );
1625
1626	return $return;
1627	}
1628
1629	/**
1630	* Load CSS needed for Stats column width in WP-Admin area.
1631	*
1632	* @since 4.7.0
1633	*/
1634	function jetpack_stats_load_admin_css() {
1635	?>
1636	<style type="text/css">
1637	.fixed .column-stats {
1638	width: 5em;
1639	}
1640	</style>
1641	<?php
1642	}
1643
1644	/**
1645	* Set header for column that allows to go to WordPress.com to see an entry's stats.
1646	*
1647	* @param array $columns An array of column names.
1648	*
1649	* @since 4.7.0
1650	*
1651	* @return mixed
1652	*/
1653	function jetpack_stats_post_table( $columns ) {
1654	// Adds a stats link on the edit posts page.
1655	if ( ! current_user_can( 'view_stats' ) \|\| ! ( new Connection_Manager( 'jetpack' ) )->is_user_connected() ) {
1656	return $columns;
1657	}
1658	// Array-Fu to add before comments.
1659	$pos = array_search( 'comments', array_keys( $columns ), true );
1660	if ( ! is_int( $pos ) ) {
1661	return $columns;
1662	}
1663	$chunks = array_chunk( $columns, $pos, true );
1664	$chunks[0]['stats'] = esc_html__( 'Stats', 'jetpack' );
1665
1666	return call_user_func_array( 'array_merge', $chunks );
1667	}
1668
1669	/**
1670	* Set content for cell with link to an entry's stats in WordPress.com.
1671	*
1672	* @param string $column The name of the column to display.
1673	* @param int $post_id The current post ID.
1674	*
1675	* @since 4.7.0
1676	*
1677	* @return mixed
1678	*/
1679	function jetpack_stats_post_table_cell( $column, $post_id ) {
1680	if ( 'stats' === $column ) {
1681	if ( 'publish' !== get_post_status( $post_id ) ) {
1682	printf(
1683	'<span aria-hidden="true">—</span><span class="screen-reader-text">%s</span>',
1684	esc_html__( 'No stats', 'jetpack' )
1685	);
1686	} else {
1687	$stats_post_url = Redirect::get_url(
1688	'calypso-stats-post',
1689	array(
1690	'path' => $post_id,
1691	)
1692	);
1693	printf(
1694	'<a href="%s" title="%s" class="dashicons dashicons-chart-bar" target="_blank"></a>',
1695	esc_url( $stats_post_url ),
1696	esc_html__( 'View stats for this post in WordPress.com', 'jetpack' )
1697	);
1698	}
1699	}
1700	}
1701