jetpack / modules / stats.php

stats.php in Jetpack – WP Security, Backup, Speed, & Growth 11.5.2, at modules/stats.php

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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\Stats\Main as Stats;
22	use Automattic\Jetpack\Stats\Options as Stats_Options;
23	use Automattic\Jetpack\Stats\Tracking_Pixel as Stats_Tracking_Pixel;
24	use Automattic\Jetpack\Stats\XMLRPC_Provider as Stats_XMLRPC;
25	use Automattic\Jetpack\Tracking;
26
27	if ( defined( 'STATS_DASHBOARD_SERVER' ) ) {
28	return;
29	}
30
31	define( 'STATS_DASHBOARD_SERVER', 'dashboard.wordpress.com' );
32
33	add_action( 'jetpack_modules_loaded', 'stats_load' );
34
35	/**
36	* Load Stats.
37	*
38	* @access public
39	* @return void
40	*/
41	function stats_load() {
42	Jetpack::enable_module_configurable( __FILE__ );
43
44	add_action( 'wp_head', 'stats_admin_bar_head', 100 );
45
46	add_action( 'jetpack_admin_menu', 'stats_admin_menu' );
47
48	add_action( 'admin_init', 'stats_merged_widget_admin_init' );
49
50	add_filter( 'pre_option_db_version', 'stats_ignore_db_version' );
51
52	// Add an icon to see stats in WordPress.com for a particular post.
53	add_action( 'admin_print_styles-edit.php', 'jetpack_stats_load_admin_css' );
54	add_filter( 'manage_posts_columns', 'jetpack_stats_post_table' );
55	add_filter( 'manage_pages_columns', 'jetpack_stats_post_table' );
56	add_action( 'manage_posts_custom_column', 'jetpack_stats_post_table_cell', 10, 2 );
57	add_action( 'manage_pages_custom_column', 'jetpack_stats_post_table_cell', 10, 2 );
58	// Filter for adding the Jetpack plugin version to tracking stats.
59	add_filter( 'stats_array', 'filter_stats_array_add_jp_version' );
60
61	require_once __DIR__ . '/stats/class-jetpack-stats-upgrade-nudges.php';
62	add_action( 'updating_jetpack_version', array( 'Jetpack_Stats_Upgrade_Nudges', 'unset_nudges_setting' ) );
63	}
64
65	/**
66	* Delay conditional for current_user_can to after init.
67	*
68	* @access public
69	* @return void
70	*/
71	function stats_merged_widget_admin_init() {
72	if ( current_user_can( 'view_stats' ) ) {
73	add_action( 'load-index.php', 'stats_enqueue_dashboard_head' );
74	add_action( 'jetpack_dashboard_widget', 'stats_jetpack_dashboard_widget' );
75	}
76	}
77
78	/**
79	* Enqueue Stats Dashboard
80	*
81	* @access public
82	* @return void
83	*/
84	function stats_enqueue_dashboard_head() {
85	add_action( 'admin_head', 'stats_dashboard_head' );
86	}
87
88	/**
89	* Checks if filter is set and dnt is enabled.
90	*
91	* @deprecated 11.5
92	* @return bool
93	*/
94	function jetpack_is_dnt_enabled() {
95	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Main::jetpack_is_dnt_enabled' );
96	return Stats::jetpack_is_dnt_enabled();
97	}
98
99	/**
100	* Prevent sparkline img requests being redirected to upgrade.php.
101	* See wp-admin/admin.php where it checks $wp_db_version.
102	*
103	* @access public
104	* @param mixed $version Version.
105	* @return string $version.
106	*/
107	function stats_ignore_db_version( $version ) {
108	if (
109	is_admin() &&
110	isset( $_GET['page'] ) && 'stats' === $_GET['page'] && // phpcs:ignore WordPress.Security.NonceVerification.Recommended
111	isset( $_GET['chart'] ) && strpos( $_GET['chart'], 'admin-bar-hours' ) === 0 // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput
112	) {
113	global $wp_db_version;
114	return $wp_db_version;
115	}
116	return $version;
117	}
118
119	/**
120	* Maps view_stats cap to read cap as needed.
121	*
122	* @deprecated 11.5
123	*
124	* @access public
125	* @param mixed $caps Caps.
126	* @param mixed $cap Cap.
127	* @param mixed $user_id User ID.
128	* @return array Possibly mapped capabilities for meta capability.
129	*/
130	function stats_map_meta_caps( $caps, $cap, $user_id ) {
131	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Main::map_meta_caps' );
132	return Stats::map_meta_caps( $caps, $cap, $user_id );
133	}
134
135	/**
136	* Stats Template Redirect.
137	*
138	* @deprecated 11.5
139	* @access public
140	* @return void
141	*/
142	function stats_template_redirect() {
143	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Main::template_redirect' );
144	Stats::template_redirect();
145
146	}
147
148	/**
149	* Stats Build View Data.
150	*
151	* @deprecated 11.5
152	* @access public
153	* @return array.
154	*/
155	function stats_build_view_data() {
156	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Tracking_Pixel::build_view_data' );
157	return Stats_Tracking_Pixel::build_view_data();
158	}
159
160	/**
161	* Stats Footer.
162	*
163	* @deprecated 11.5
164	* @access public
165	* @return void
166	*/
167	function stats_footer() {
168	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Tracking_Pixel::add_to_footer' );
169	Stats_Tracking_Pixel::add_to_footer();
170
171	}
172
173	/**
174	* Render the stats footer
175	*
176	* @deprecated 11.5
177	*
178	* @param array $data Array of data for the JS stats tracker.
179	*/
180	function stats_render_footer( $data ) {
181	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Tracking_Pixel::render_footer' );
182	Stats_Tracking_Pixel::render_footer( $data );
183	}
184
185	/**
186	* Render the stats footer for AMP output.
187	*
188	* @deprecated 11.5
189	*
190	* @param array $data Array of data for the AMP pixel tracker.
191	*/
192	function stats_render_amp_footer( $data ) {
193	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Tracking_Pixel::render_amp_footer' );
194	Stats_Tracking_Pixel::render_amp_footer( $data );
195	}
196
197	/**
198	* Stats Get Options.
199	*
200	* @deprecated 11.5
201	*
202	* @access public
203	* @return array.
204	*/
205	function stats_get_options() {
206	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Options::get_options' );
207	return Stats_Options::get_options();
208	}
209
210	/**
211	* Get Stats Options.
212	*
213	* @deprecated 11.5
214	*
215	* @access public
216	* @param mixed $option Option.
217	* @return mixed\|null.
218	*/
219	function stats_get_option( $option ) {
220	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Options::get_option' );
221	return Stats_Options::get_option( $option );
222	}
223
224	/**
225	* Stats Set Options.
226	*
227	* @deprecated 11.5
228	*
229	* @access public
230	* @param mixed $option Option.
231	* @param mixed $value Value.
232	* @return bool.
233	*/
234	function stats_set_option( $option, $value ) {
235	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Options::set_option' );
236	return Stats_Options::set_option( $option, $value );
237	}
238
239	/**
240	* Stats Set Options.
241	*
242	* @deprecated 11.5
243	*
244	* @access public
245	* @param mixed $options Options.
246	* @return bool
247	*/
248	function stats_set_options( $options ) {
249	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Options::set_options' );
250	return Stats_Options::set_options( $options );
251	}
252
253	/**
254	* Stats Upgrade Options.
255	*
256	* @deprecated 11.5
257	*
258	* @access public
259	* @param mixed $options Options.
260	* @return array\|bool
261	*/
262	function stats_upgrade_options( $options ) {
263	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Automattic\Jetpack\Stats\Options::upgrade_options' );
264	return Stats_Options::upgrade_options( $options );
265	}
266
267	/**
268	* Admin Pages.
269	*
270	* @access public
271	* @return void
272	*/
273	function stats_admin_menu() {
274	global $pagenow;
275
276	// If we're at an old Stats URL, redirect to the new one.
277	// Don't even bother with caps, menu_page_url(), etc. Just do it.
278	if ( 'index.php' === $pagenow && isset( $_GET['page'] ) && 'stats' === $_GET['page'] ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
279	$redirect_url = str_replace( array( '/wp-admin/index.php?', '/wp-admin/?' ), '/wp-admin/admin.php?', isset( $_SERVER['REQUEST_URI'] ) ? filter_var( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : null );
280	$relative_pos = strpos( $redirect_url, '/wp-admin/' );
281	if ( false !== $relative_pos ) {
282	wp_safe_redirect( admin_url( substr( $redirect_url, $relative_pos + 10 ) ) );
283	exit;
284	}
285	}
286
287	$hook = add_submenu_page( 'jetpack', __( 'Stats', 'jetpack' ), __( 'Stats', 'jetpack' ), 'view_stats', 'stats', 'jetpack_admin_ui_stats_report_page_wrapper' );
288	add_action( "load-$hook", 'stats_reports_load' );
289	}
290
291	/**
292	* Stats Admin Path.
293	*
294	* @access public
295	* @return string
296	*/
297	function stats_admin_path() {
298	return Jetpack::module_configuration_url( __FILE__ );
299	}
300
301	/**
302	* Stats Reports Load.
303	*
304	* @access public
305	* @return void
306	*/
307	function stats_reports_load() {
308	require_once __DIR__ . '/stats/class-jetpack-stats-upgrade-nudges.php';
309	Jetpack_Stats_Upgrade_Nudges::init();
310
311	wp_enqueue_script( 'jquery' );
312	wp_enqueue_script( 'postbox' );
313	wp_enqueue_script( 'underscore' );
314
315	Jetpack_Admin_Page::load_wrapper_styles();
316	add_action( 'admin_print_styles', 'stats_reports_css' );
317
318	if ( ! empty( $_GET['nojs'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
319	$parsed = wp_parse_url( admin_url() );
320	// Remember user doesn't want JS.
321	setcookie( 'stnojs', '1', time() + 172800, $parsed['path'], COOKIE_DOMAIN, is_ssl(), true ); // 2 days.
322	}
323
324	if ( ! empty( $_COOKIE['stnojs'] ) ) {
325	// Detect if JS is on. If so, remove cookie so next page load is via JS.
326	add_action( 'admin_print_footer_scripts', 'stats_js_remove_stnojs_cookie' );
327	} elseif ( ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
328	// Normal page load. Load page content via JS.
329	add_action( 'admin_print_footer_scripts', 'stats_js_load_page_via_ajax' );
330	}
331	}
332
333	/**
334	* Stats Reports CSS.
335	*
336	* @access public
337	* @return void
338	*/
339	function stats_reports_css() {
340	?>
341	<style type="text/css">
342	#jp-stats-wrap, #jp-stats-report-bottom {
343	max-width: 1040px;
344	margin: 0 auto;
345	overflow: hidden;
346	}
347
348	#stats-loading-wrap p {
349	text-align: center;
350	font-size: 2em;
351	margin: 7.5em 15px 0 0;
352	height: 64px;
353	line-height: 64px;
354	}
355	</style>
356	<?php
357	}
358
359	/**
360	* Detect if JS is on. If so, remove cookie so next page load is via JS.
361	*
362	* @access public
363	* @return void
364	*/
365	function stats_js_remove_stnojs_cookie() {
366	$parsed = wp_parse_url( admin_url() );
367	?>
368	<script type="text/javascript">
369	/* <![CDATA[ */
370	document.cookie = 'stnojs=0; expires=Wed, 9 Mar 2011 16:55:50 UTC; path=<?php echo esc_js( $parsed['path'] ); ?>';
371	/* ]]> */
372	</script>
373	<?php
374	}
375
376	/**
377	* Normal page load. Load page content via JS.
378	*
379	* @access public
380	* @return void
381	*/
382	function stats_js_load_page_via_ajax() {
383	?>
384	<script type="text/javascript">
385	/* <![CDATA[ */
386	if ( -1 == document.location.href.indexOf( 'noheader' ) ) {
387	jQuery( function( $ ) {
388	$.get( document.location.href + '&noheader', function( responseText ) {
389	$( '#stats-loading-wrap' ).replaceWith( responseText );
390	$( '#jp-stats-wrap' )[0].dispatchEvent( new Event( 'stats-loaded' ) );
391	} );
392	} );
393	}
394	/* ]]> */
395	</script>
396	<?php
397	}
398
399	/**
400	* Jetpack Admin Page Wrapper.
401	*/
402	function jetpack_admin_ui_stats_report_page_wrapper() {
403	if ( ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) && empty( $_COOKIE['stnojs'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
404	Jetpack_Admin_Page::wrap_ui( 'stats_reports_page', array( 'is-wide' => true ) );
405	} else {
406	stats_reports_page();
407	}
408
409	}
410
411	/**
412	* Stats Report Page.
413	*
414	* @access public
415	* @param bool $main_chart_only (default: false) Main Chart Only.
416	*/
417	function stats_reports_page( $main_chart_only = false ) {
418
419	if ( isset( $_GET['dashboard'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
420	return stats_dashboard_widget_content();
421	}
422
423	$blog_id = Stats_Options::get_option( 'blog_id' );
424	$stats_url = Redirect::get_url( 'calypso-stats' );
425
426	if ( ! $main_chart_only && ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) && empty( $_COOKIE['stnojs'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
427	$nojs_url = add_query_arg( 'nojs', '1' );
428	$http = is_ssl() ? 'https' : 'http';
429	// Loading message. No JS fallback message.
430	?>
431
432	<div id="jp-stats-wrap">
433	<div class="wrap">
434	<h1><?php esc_html_e( 'Jetpack Stats', 'jetpack' ); ?>
435	<?php
436	if ( current_user_can( 'jetpack_manage_modules' ) ) :
437	$i18n_headers = jetpack_get_module_i18n( 'stats' );
438	?>
439	<a
440	style="font-size:13px;"
441	href="<?php echo esc_url( admin_url( 'admin.php?page=jetpack#/settings?term=' . rawurlencode( $i18n_headers['name'] ) ) ); ?>"
442	>
443	<?php esc_html_e( 'Configure', 'jetpack' ); ?>
444	</a>
445	<?php
446	endif;
447
448	/**
449	* Sets external resource URL.
450	*
451	* @module stats
452	*
453	* @since 1.4.0
454	* @todo Clean up various uses of this filter. It's seemingly filtering different types of images in different places.
455	*
456	* @param string $args URL of external resource.
457	*/
458	$static_url = apply_filters( 'jetpack_static_url', "{$http}://en.wordpress.com/i/loading/loading-64.gif" );
459	?>
460	</h2>
461	</div>
462	<div id="stats-loading-wrap" class="wrap">
463	<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>
464	<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>
465	<p class="hide-if-js"><?php esc_html_e( 'Your Site Stats work better with JavaScript enabled.', 'jetpack' ); ?><br />
466	<a href="<?php echo esc_url( $nojs_url ); ?>"><?php esc_html_e( 'View Site Stats without JavaScript', 'jetpack' ); ?></a>.</p>
467	</div>
468	</div>
469	<?php
470	return;
471	}
472
473	$day = isset( $_GET['day'] ) && preg_match( '/^\d{4}-\d{2}-\d{2}$/', $_GET['day'] ) ? $_GET['day'] : false; // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput
474	$q = array(
475	'noheader' => 'true',
476	'proxy' => '',
477	'page' => 'stats',
478	'day' => $day,
479	'blog' => $blog_id,
480	'charset' => get_option( 'blog_charset' ),
481	'color' => get_user_option( 'admin_color' ),
482	'ssl' => is_ssl(),
483	'j' => sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION ),
484	);
485	if ( get_locale() !== 'en_US' ) {
486	$q['jp_lang'] = get_locale();
487	}
488	// Only show the main chart, without extra header data, or metaboxes.
489	$q['main_chart_only'] = $main_chart_only;
490	$args = array(
491	'view' => array( 'referrers', 'postviews', 'searchterms', 'clicks', 'post', 'table' ),
492	'numdays' => 'int',
493	'day' => 'date',
494	'unit' => array( '1', '7', '31', 'human' ),
495	'humanize' => array( 'true' ),
496	'num' => 'int',
497	'summarize' => null,
498	'post' => 'int',
499	'width' => 'int',
500	'height' => 'int',
501	'data' => 'data',
502	'blog_subscribers' => 'int',
503	'comment_subscribers' => null,
504	'type' => array( 'wpcom', 'email', 'pending' ),
505	'pagenum' => 'int',
506	'masterbar' => null,
507	);
508	foreach ( $args as $var => $vals ) {
509	if ( ! isset( $_REQUEST[ $var ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
510	continue;
511	}
512	$val = wp_unslash( $_REQUEST[ $var ] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
513	if ( is_array( $vals ) ) {
514	if ( in_array( $val, $vals, true ) ) {
515	$q[ $var ] = $val;
516	}
517	} elseif ( 'int' === $vals ) {
518	$q[ $var ] = (int) $val;
519	} elseif ( 'date' === $vals ) {
520	if ( preg_match( '/^\d{4}-\d{2}-\d{2}$/', $val ) ) {
521	$q[ $var ] = $val;
522	}
523	} elseif ( null === $vals ) {
524	$q[ $var ] = '';
525	} elseif ( 'data' === $vals ) {
526	if ( 'index.php' === substr( $val, 0, 9 ) ) {
527	$q[ $var ] = $val;
528	}
529	}
530	}
531
532	if ( isset( $_GET['chart'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
533	if ( preg_match( '/^[a-z0-9-]+$/', $_GET['chart'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput
534	$chart = sanitize_title( $_GET['chart'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput
535	$url = 'https://' . STATS_DASHBOARD_SERVER . "/wp-includes/charts/{$chart}.php";
536	}
537	} else {
538	$url = 'https://' . STATS_DASHBOARD_SERVER . '/wp-admin/index.php';
539	}
540
541	$url = add_query_arg( $q, $url );
542	$method = 'GET';
543	$timeout = 90;
544	$user_id = 0; // Means use the blog token.
545
546	$get = Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
547	$get_code = wp_remote_retrieve_response_code( $get );
548	if ( is_wp_error( $get ) \|\| ( 2 !== (int) ( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
549	stats_print_wp_remote_error( $get, $url );
550	} else {
551	if ( ! empty( $get['headers']['content-type'] ) ) {
552	$type = $get['headers']['content-type'];
553	if ( substr( $type, 0, 5 ) === 'image' ) {
554	$img = $get['body'];
555	header( 'Content-Type: ' . $type );
556	header( 'Content-Length: ' . strlen( $img ) );
557	echo $img; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
558	die();
559	}
560	}
561	$body = stats_convert_post_titles( $get['body'] );
562	$body = stats_convert_chart_urls( $body );
563	$body = stats_convert_image_urls( $body );
564	$body = stats_convert_admin_urls( $body );
565	echo $body; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
566	}
567
568	if ( isset( $_GET['page'] ) && 'stats' === $_GET['page'] && ! isset( $_GET['chart'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
569	$tracking = new Tracking();
570	$tracking->record_user_event( 'wpa_page_view', array( 'path' => 'old_stats' ) );
571	}
572
573	if ( isset( $_GET['noheader'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
574	die;
575	}
576	}
577
578	/**
579	* Stats Convert Admin Urls.
580	*
581	* @access public
582	* @param mixed $html HTML.
583	* @return string
584	*/
585	function stats_convert_admin_urls( $html ) {
586	return str_replace( 'index.php?page=stats', 'admin.php?page=stats', $html );
587	}
588
589	/**
590	* Stats Convert Image URLs.
591	*
592	* @access public
593	* @param mixed $html HTML.
594	* @return string
595	*/
596	function stats_convert_image_urls( $html ) {
597	$url = set_url_scheme( 'https://' . STATS_DASHBOARD_SERVER );
598	$html = preg_replace( '\|(["\'])(/i/stats.+)\\1\|', '$1' . $url . '$2$1', $html );
599	return $html;
600	}
601
602	/**
603	* Callback for preg_replace_callback used in stats_convert_chart_urls()
604	*
605	* @since 5.6.0
606	*
607	* @param array $matches The matches resulting from the preg_replace_callback call.
608	* @return string The admin url for the chart.
609	*/
610	function jetpack_stats_convert_chart_urls_callback( $matches ) {
611	// If there is a query string, change the beginning '?' to a '&' so it fits into the middle of this query string.
612	return 'admin.php?page=stats&noheader&chart=' . $matches[1] . str_replace( '?', '&', $matches[2] );
613	}
614
615	/**
616	* Stats Convert Chart URLs.
617	*
618	* @access public
619	* @param mixed $html HTML.
620	* @return string
621	*/
622	function stats_convert_chart_urls( $html ) {
623	$html = preg_replace_callback(
624	'\|https?://[-.a-z0-9]+/wp-includes/charts/([-.a-z0-9]+).php(\??)\|',
625	'jetpack_stats_convert_chart_urls_callback',
626	$html
627	);
628	return $html;
629	}
630
631	/**
632	* Stats Convert Post Title HTML
633	*
634	* @access public
635	* @param mixed $html HTML.
636	* @return string
637	*/
638	function stats_convert_post_titles( $html ) {
639	global $stats_posts;
640	$pattern = "<span class='post-(\d+)-link'>.*?</span>";
641	if ( ! preg_match_all( "!$pattern!", $html, $matches ) ) {
642	return $html;
643	}
644	$posts = get_posts(
645	array(
646	'include' => implode( ',', $matches[1] ),
647	'post_type' => 'any',
648	'post_status' => 'any',
649	'numberposts' => -1,
650	'suppress_filters' => false,
651	)
652	);
653	foreach ( $posts as $post ) {
654	$stats_posts[ $post->ID ] = $post;
655	}
656	$html = preg_replace_callback( "!$pattern!", 'stats_convert_post_title', $html );
657	return $html;
658	}
659
660	/**
661	* Stats Convert Post Title Matches.
662	*
663	* @access public
664	* @param mixed $matches Matches.
665	* @return string
666	*/
667	function stats_convert_post_title( $matches ) {
668	global $stats_posts;
669	$post_id = $matches[1];
670	if ( isset( $stats_posts[ $post_id ] ) ) {
671	return '<a href="' . get_permalink( $post_id ) . '" target="_blank">' . get_the_title( $post_id ) . '</a>';
672	}
673	return $matches[0];
674	}
675
676	/**
677	* CSS to hide the tracking pixel smiley.
678	* It is now hidden for everyone (used to be visible if you had set the hide_smile option).
679	*
680	* @access public
681	* @return void
682	*/
683	function stats_hide_smile_css() {
684	?>
685	<style>img#wpstats{display:none}</style>
686	<?php
687	}
688
689	/**
690	* Stats Admin Bar Head.
691	*
692	* @access public
693	* @return void
694	*/
695	function stats_admin_bar_head() {
696	if ( ! Stats_Options::get_option( 'admin_bar' ) ) {
697	return;
698	}
699
700	if ( ! current_user_can( 'view_stats' ) ) {
701	return;
702	}
703
704	if ( ! is_admin_bar_showing() ) {
705	return;
706	}
707
708	add_action( 'admin_bar_menu', 'stats_admin_bar_menu', 100 );
709	?>
710
711	<style data-ampdevmode type='text/css'>
712	#wpadminbar .quicklinks li#wp-admin-bar-stats {
713	height: 32px;
714	}
715	#wpadminbar .quicklinks li#wp-admin-bar-stats a {
716	height: 32px;
717	padding: 0;
718	}
719	#wpadminbar .quicklinks li#wp-admin-bar-stats a div {
720	height: 32px;
721	width: 95px;
722	overflow: hidden;
723	margin: 0 10px;
724	}
725	#wpadminbar .quicklinks li#wp-admin-bar-stats a:hover div {
726	width: auto;
727	margin: 0 8px 0 10px;
728	}
729	#wpadminbar .quicklinks li#wp-admin-bar-stats a img {
730	height: 24px;
731	margin: 4px 0;
732	max-width: none;
733	border: none;
734	}
735	</style>
736	<?php
737	}
738
739	/**
740	* Gets the image source of the given stats chart.
741	*
742	* @param string $chart Name of the chart.
743	* @param array $args Extra list of argument to use in the image source.
744	* @return string An image source.
745	*/
746	function stats_get_image_chart_src( $chart, $args = array() ) {
747	$url = add_query_arg( 'page', 'stats', admin_url( 'admin.php' ) );
748
749	return add_query_arg(
750	array_merge(
751	array(
752	'noheader' => '',
753	'proxy' => '',
754	'chart' => $chart,
755	),
756	$args
757	),
758	$url
759	);
760	}
761
762	/**
763	* Stats AdminBar.
764	*
765	* @access public
766	* @param mixed $wp_admin_bar WPAdminBar.
767	* @return void
768	*/
769	function stats_admin_bar_menu( &$wp_admin_bar ) {
770	$img_src = esc_attr( stats_get_image_chart_src( 'admin-bar-hours-scale' ) );
771	$img_src_2x = esc_attr( stats_get_image_chart_src( 'admin-bar-hours-scale-2x' ) );
772	$alt = esc_attr( __( 'Stats', 'jetpack' ) );
773	$title = esc_attr( __( 'Views over 48 hours. Click for more Site Stats.', 'jetpack' ) );
774
775	$menu = array(
776	'id' => 'stats',
777	'href' => add_query_arg( 'page', 'stats', admin_url( 'admin.php' ) ), // no menu_page_url() blog-side.
778	'title' => "<div><img src='$img_src' srcset='$img_src 1x, $img_src_2x 2x' width='112' height='24' alt='$alt' title='$title'></div>",
779	);
780
781	$wp_admin_bar->add_menu( $menu );
782	}
783
784	/**
785	*
786	* Deprecated. The stats module should not update blog details. This is handled by Sync.
787	*
788	* Stats Update Blog.
789	*
790	* @access public
791	* @return void
792	*
793	* @deprecated since 10.3.
794	*/
795	function stats_update_blog() {
796	_deprecated_function( __METHOD__, 'jetpack-10.3' );
797	XMLRPC_Async_Call::add_call( 'jetpack.updateBlog', 0, stats_get_blog() );
798	}
799
800	/**
801	* Stats Get Blog.
802	*
803	* @deprecated 11.5
804	*
805	* @access public
806	* @return string
807	*/
808	function stats_get_blog() {
809	_deprecated_function( __METHOD__, 'jetpack-11.5' );
810	return Stats_XMLRPC::init()->get_blog();
811	}
812
813	/**
814	* Stats Dashboard Widget Options.
815	*
816	* @access public
817	* @return array
818	*/
819	function stats_dashboard_widget_options() {
820	$defaults = array(
821	'chart' => 1,
822	'top' => 1,
823	'search' => 7,
824	);
825	$options = get_option( 'stats_dashboard_widget' );
826	if ( ( ! $options ) \|\| ! is_array( $options ) ) {
827	$options = array();
828	}
829
830	// Ignore obsolete option values.
831	$intervals = array( 1, 7, 31, 90, 365 );
832	foreach ( array( 'top', 'search' ) as $key ) {
833	if ( isset( $options[ $key ] ) && ! in_array( (int) $options[ $key ], $intervals, true ) ) {
834	unset( $options[ $key ] );
835	}
836	}
837
838	return array_merge( $defaults, $options );
839	}
840
841	/**
842	* Stats Dashboard Widget Control.
843	*
844	* @access public
845	* @return void
846	*/
847	function stats_dashboard_widget_control() {
848	$periods = array(
849	'1' => __( 'day', 'jetpack' ),
850	'7' => __( 'week', 'jetpack' ),
851	'31' => __( 'month', 'jetpack' ),
852	);
853	$intervals = array(
854	'1' => __( 'the past day', 'jetpack' ),
855	'7' => __( 'the past week', 'jetpack' ),
856	'31' => __( 'the past month', 'jetpack' ),
857	'90' => __( 'the past quarter', 'jetpack' ),
858	'365' => __( 'the past year', 'jetpack' ),
859	);
860	$defaults = array(
861	'top' => 1,
862	'search' => 7,
863	);
864
865	$options = stats_dashboard_widget_options();
866
867	if ( isset( $_SERVER['REQUEST_METHOD'] ) && 'post' === strtolower( filter_var( wp_unslash( $_SERVER['REQUEST_METHOD'] ) ) ) && isset( $_POST['stats_id'] ) && 'dashboard_stats' === $_POST['stats_id'] ) { // phpcs:ignore WordPress.Security.NonceVerification
868	if ( isset( $periods[ $_POST['chart'] ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
869	$options['chart'] = filter_var( wp_unslash( $_POST['chart'] ) ); // phpcs:ignore WordPress.Security.NonceVerification
870	}
871	foreach ( array( 'top', 'search' ) as $key ) {
872	if ( isset( $intervals[ $_POST[ $key ] ] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
873	$options[ $key ] = filter_var( wp_unslash( $_POST[ $key ] ) ); // phpcs:ignore WordPress.Security.NonceVerification
874	} else {
875	$options[ $key ] = $defaults[ $key ];
876	}
877	}
878	update_option( 'stats_dashboard_widget', $options );
879	}
880	?>
881	<p>
882	<label for="chart"><?php esc_html_e( 'Chart stats by', 'jetpack' ); ?></label>
883	<select id="chart" name="chart">
884	<?php
885	foreach ( $periods as $val => $label ) {
886	?>
887	<option value="<?php echo esc_attr( $val ); ?>"<?php selected( $val, $options['chart'] ); ?>><?php echo esc_html( $label ); ?></option>
888	<?php
889	}
890	?>
891	</select>.
892	</p>
893
894	<p>
895	<label for="top"><?php esc_html_e( 'Show top posts over', 'jetpack' ); ?></label>
896	<select id="top" name="top">
897	<?php
898	foreach ( $intervals as $val => $label ) {
899	?>
900	<option value="<?php echo esc_attr( $val ); ?>"<?php selected( $val, $options['top'] ); ?>><?php echo esc_html( $label ); ?></option>
901	<?php
902	}
903	?>
904	</select>.
905	</p>
906
907	<p>
908	<label for="search"><?php esc_html_e( 'Show top search terms over', 'jetpack' ); ?></label>
909	<select id="search" name="search">
910	<?php
911	foreach ( $intervals as $val => $label ) {
912	?>
913	<option value="<?php echo esc_attr( $val ); ?>"<?php selected( $val, $options['search'] ); ?>><?php echo esc_html( $label ); ?></option>
914	<?php
915	}
916	?>
917	</select>.
918	</p>
919	<?php
920	}
921
922	/**
923	* Jetpack Stats Dashboard Widget.
924	*
925	* @access public
926	* @return void
927	*/
928	function stats_jetpack_dashboard_widget() {
929	?>
930	<form id="stats_dashboard_widget_control" action="<?php echo esc_url( admin_url() ); ?>" method="post">
931	<?php stats_dashboard_widget_control(); ?>
932	<?php wp_nonce_field( 'edit-dashboard-widget_dashboard_stats', 'dashboard-widget-nonce' ); ?>
933	<input type="hidden" name="stats_id" value="dashboard_stats" />
934	<?php submit_button( __( 'Submit', 'jetpack' ) ); ?>
935	</form>
936	<button type="button" class="handlediv js-toggle-stats_dashboard_widget_control" aria-expanded="true">
937	<span class="screen-reader-text"><?php esc_html_e( 'Configure', 'jetpack' ); ?></span>
938	<span class="toggle-indicator" aria-hidden="true"></span>
939	</button>
940	<div id="dashboard_stats">
941	<div class="inside">
942	<div style="height: 250px;"></div>
943	</div>
944	</div>
945	<?php
946	}
947
948	/**
949	* JavaScript and CSS for dashboard widget.
950	*
951	* @access public
952	* @return void
953	*/
954	function stats_dashboard_head() {
955	?>
956	<script type="text/javascript">
957	/* <![CDATA[ */
958	jQuery( function($) {
959	var dashStats = jQuery( '#dashboard_stats div.inside' );
960
961	if ( dashStats.find( '.dashboard-widget-control-form' ).length ) {
962	return;
963	}
964
965	if ( ! dashStats.length ) {
966	dashStats = jQuery( '#dashboard_stats div.dashboard-widget-content' );
967	var h = parseInt( dashStats.parent().height() ) - parseInt( dashStats.prev().height() );
968	var args = 'width=' + dashStats.width() + '&height=' + h.toString();
969	} else {
970	if ( jQuery('#dashboard_stats' ).hasClass('postbox') ) {
971	var args = 'width=' + ( dashStats.prev().width() * 2 ).toString();
972	} else {
973	var args = 'width=' + ( dashStats.width() * 2 ).toString();
974	}
975	}
976
977	dashStats
978	.not( '.dashboard-widget-control' )
979	.load( 'admin.php?page=stats&noheader&dashboard&' + args );
980
981	jQuery( window ).one( 'resize', function() {
982	jQuery( '#stat-chart' ).css( 'width', 'auto' );
983	} );
984
985
986	// Widget settings toggle container.
987	var toggle = $( '.js-toggle-stats_dashboard_widget_control' );
988
989	// Move the toggle in the widget header.
990	toggle.appendTo( '#jetpack_summary_widget .handle-actions' );
991
992	// Toggle settings when clicking on it.
993	toggle.show().click( function( e ) {
994	e.preventDefault();
995	e.stopImmediatePropagation();
996	$( this ).parent().toggleClass( 'controlVisible' );
997	$( '#stats_dashboard_widget_control' ).slideToggle();
998	} );
999	} );
1000	/* ]]> */
1001	</script>
1002	<?php
1003	}
1004
1005	/**
1006	* Stats Dashboard Widget Content.
1007	*
1008	* @access public
1009	* @return void
1010	*/
1011	function stats_dashboard_widget_content() {
1012	$width = isset( $_GET['width'] ) ? intval( $_GET['width'] ) / 2 : null; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
1013	$height = isset( $_GET['height'] ) ? intval( $_GET['height'] ) - 36 : null; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
1014	if ( ! $width \|\| $width < 250 ) {
1015	$width = 370;
1016	}
1017	if ( ! $height \|\| $height < 230 ) {
1018	$height = 180;
1019	}
1020
1021	$_width = $width - 5;
1022	$_height = $height - 5;
1023
1024	$options = stats_dashboard_widget_options();
1025	$blog_id = Jetpack_Options::get_option( 'id' );
1026
1027	$q = array(
1028	'noheader' => 'true',
1029	'proxy' => '',
1030	'blog' => $blog_id,
1031	'page' => 'stats',
1032	'chart' => '',
1033	'unit' => $options['chart'],
1034	'color' => get_user_option( 'admin_color' ),
1035	'width' => $_width,
1036	'height' => $_height,
1037	'ssl' => is_ssl(),
1038	'j' => sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION ),
1039	);
1040
1041	$url = 'https://' . STATS_DASHBOARD_SERVER . '/wp-admin/index.php';
1042
1043	$url = add_query_arg( $q, $url );
1044	$method = 'GET';
1045	$timeout = 90;
1046	$user_id = 0; // Means use the blog token.
1047
1048	$get = Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
1049	$get_code = wp_remote_retrieve_response_code( $get );
1050	if ( is_wp_error( $get ) \|\| ( 2 !== (int) ( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
1051	stats_print_wp_remote_error( $get, $url );
1052	} else {
1053	$body = stats_convert_post_titles( $get['body'] );
1054	$body = stats_convert_chart_urls( $body );
1055	$body = stats_convert_image_urls( $body );
1056	echo $body; // phpcs:ignore WordPress.Security.EscapeOutput
1057	}
1058
1059	$post_ids = array();
1060
1061	$csv_end_date = current_time( 'Y-m-d' );
1062	$csv_args = array(
1063	'top' => "&limit=8&end=$csv_end_date",
1064	'search' => "&limit=5&end=$csv_end_date",
1065	);
1066
1067	$top_posts = stats_get_csv( 'postviews', "days=$options[top]$csv_args[top]" );
1068	foreach ( $top_posts as $i => $post ) {
1069	if ( 0 === $post['post_id'] ) {
1070	unset( $top_posts[ $i ] );
1071	continue;
1072	}
1073	$post_ids[] = $post['post_id'];
1074	}
1075
1076	// Cache.
1077	get_posts( array( 'include' => join( ',', array_unique( $post_ids ) ) ) );
1078
1079	$searches = array();
1080	$search_terms = stats_get_csv( 'searchterms', "days=$options[search]$csv_args[search]" );
1081	foreach ( $search_terms as $search_term ) {
1082	if ( 'encrypted_search_terms' === $search_term['searchterm'] ) {
1083	continue;
1084	}
1085	$searches[] = esc_html( $search_term['searchterm'] );
1086	}
1087
1088	?>
1089	<div id="stats-info">
1090	<div id="top-posts" class='stats-section'>
1091	<div class="stats-section-inner">
1092	<h3 class="heading"><?php esc_html_e( 'Top Posts', 'jetpack' ); ?></h3>
1093	<?php
1094	if ( empty( $top_posts ) ) {
1095	?>
1096	<p class="nothing"><?php esc_html_e( 'Sorry, nothing to report.', 'jetpack' ); ?></p>
1097	<?php
1098	} else {
1099	foreach ( $top_posts as $post ) {
1100	if ( ! get_post( $post['post_id'] ) ) {
1101	continue;
1102	}
1103	?>
1104	<p>
1105	<?php
1106	printf(
1107	esc_html(
1108	/* Translators: Stats dashboard widget Post list with view count: "Post Title 1 View (or Views if plural)". */
1109	_n( '%1$s %2$s View', '%1$s %2$s Views', $post['views'], 'jetpack' )
1110	),
1111	'<a href="' . esc_url( get_permalink( $post['post_id'] ) ) . '">' . esc_html( get_the_title( $post['post_id'] ) ) . '</a>',
1112	esc_html( number_format_i18n( $post['views'] ) )
1113	);
1114	?>
1115	</p>
1116	<?php
1117	}
1118	}
1119	?>
1120	</div>
1121	</div>
1122	<div id="top-search" class='stats-section'>
1123	<div class="stats-section-inner">
1124	<h3 class="heading"><?php esc_html_e( 'Top Searches', 'jetpack' ); ?></h3>
1125	<?php
1126	if ( empty( $searches ) ) {
1127	?>
1128	<p class="nothing"><?php esc_html_e( 'Sorry, nothing to report.', 'jetpack' ); ?></p>
1129	<?php
1130	} else {
1131	foreach ( $searches as $search_term_item ) {
1132	printf(
1133	'<p>%s</p>',
1134	esc_html( $search_term_item )
1135	);
1136	}
1137	}
1138	?>
1139	</div>
1140	</div>
1141	</div>
1142	<div class="clear"></div>
1143	<div class="stats-view-all">
1144	<?php
1145	$stats_day_url = Redirect::get_url( 'calypso-stats-day' );
1146	printf(
1147	'<a class="button" target="_blank" rel="noopener noreferrer" href="%1$s">%2$s</a>',
1148	esc_url( $stats_day_url ),
1149	esc_html__( 'View all stats', 'jetpack' )
1150	);
1151	?>
1152	</div>
1153	<div class="clear"></div>
1154	<?php
1155	exit;
1156	}
1157
1158	/**
1159	* Stats Print WP Remote Error.
1160	*
1161	* @access public
1162	* @param mixed $get Get.
1163	* @param mixed $url URL.
1164	* @return void
1165	*/
1166	function stats_print_wp_remote_error( $get, $url ) {
1167	$state_name = 'stats_remote_error_' . substr( md5( $url ), 0, 8 );
1168	$previous_error = Jetpack::state( $state_name );
1169	$error = md5( wp_json_encode( compact( 'get', 'url' ) ) );
1170	Jetpack::state( $state_name, $error );
1171	if ( $error !== $previous_error ) {
1172	?>
1173	<div class="wrap">
1174	<p><?php esc_html_e( 'We were unable to get your stats just now. Please reload this page to try again.', 'jetpack' ); ?></p>
1175	</div>
1176	<?php
1177	return;
1178	}
1179	?>
1180	<div class="wrap">
1181	<p>
1182	<?php
1183	printf(
1184	/* translators: placeholder is an a href for a support site. */
1185	esc_html__( 'We were unable to get your stats just now. Please reload this page to try again. If this error persists, please contact %1$s. In your report, please include the information below.', 'jetpack' ),
1186	sprintf(
1187	'<a href="https://support.wordpress.com/contact/?jetpack=needs-service">%s</a>',
1188	esc_html__( 'Jetpack Support', 'jetpack' )
1189	)
1190	);
1191	?>
1192	</p>
1193	<pre>
1194	User Agent: "<?php echo isset( $_SERVER['HTTP_USER_AGENT'] ) ? esc_html( wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) ) : ''; // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized ?>"
1195	Page URL: "http<?php echo ( is_ssl() ? 's' : '' ) . '://' . esc_html( ( isset( $_SERVER['HTTP_HOST'] ) ? wp_unslash( $_SERVER['HTTP_HOST'] ) : '' ) . ( isset( $_SERVER['REQUEST_URI'] ) ? wp_unslash( $_SERVER['REQUEST_URI'] ) : '' ) ); // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized ?>"
1196	API URL: "<?php echo esc_url( $url ); ?>"
1197	<?php
1198	if ( is_wp_error( $get ) ) {
1199	foreach ( $get->get_error_codes() as $code ) {
1200	foreach ( $get->get_error_messages( $code ) as $message ) {
1201	?>
1202	<?php print esc_html( $code ) . ': "' . esc_html( $message ) . '"'; ?>
1203
1204	<?php
1205	}
1206	}
1207	} else {
1208	$get_code = wp_remote_retrieve_response_code( $get );
1209	$content_length = strlen( wp_remote_retrieve_body( $get ) );
1210	?>
1211	Response code: "<?php print esc_html( $get_code ); ?>"
1212	Content length: "<?php print esc_html( $content_length ); ?>"
1213
1214	<?php
1215	}
1216	?>
1217	</pre>
1218	</div>
1219	<?php
1220	}
1221
1222	/**
1223	* Get stats from WordPress.com
1224	*
1225	* @param string $table The stats which you want to retrieve: postviews, or searchterms.
1226	* @param array $args {
1227	* An associative array of arguments.
1228	*
1229	* @type bool $end The last day of the desired time frame. Format is 'Y-m-d' (e.g. 2007-05-01)
1230	* and default timezone is UTC date. Default value is Now.
1231	* @type string $days The length of the desired time frame. Default is 30. Maximum 90 days.
1232	* @type int $limit The maximum number of records to return. Default is 10. Maximum 100.
1233	* @type int $post_id The ID of the post to retrieve stats data for
1234	* @type string $summarize If present, summarizes all matching records. Default Null.
1235	*
1236	* }
1237	*
1238	* @return array {
1239	* An array of post view data, each post as an array
1240	*
1241	* array {
1242	* The post view data for a single post
1243	*
1244	* @type string $post_id The ID of the post
1245	* @type string $post_title The title of the post
1246	* @type string $post_permalink The permalink for the post
1247	* @type string $views The number of views for the post within the $num_days specified
1248	* }
1249	* }
1250	*/
1251	function stats_get_csv( $table, $args = null ) {
1252	$defaults = array(
1253	'end' => false,
1254	'days' => false,
1255	'limit' => 3,
1256	'post_id' => false,
1257	'summarize' => '',
1258	);
1259
1260	$args = wp_parse_args( $args, $defaults );
1261	$args['table'] = $table;
1262	$args['blog_id'] = Jetpack_Options::get_option( 'id' );
1263
1264	$stats_csv_url = add_query_arg( $args, 'https://stats.wordpress.com/csv.php' );
1265
1266	$key = md5( $stats_csv_url );
1267
1268	// Get cache.
1269	$stats_cache = get_option( 'stats_cache' );
1270	if ( ! $stats_cache \|\| ! is_array( $stats_cache ) ) {
1271	$stats_cache = array();
1272	}
1273
1274	// Return or expire this key.
1275	if ( isset( $stats_cache[ $key ] ) ) {
1276	$time = key( $stats_cache[ $key ] );
1277	if ( time() - $time < 300 ) {
1278	return $stats_cache[ $key ][ $time ];
1279	}
1280	unset( $stats_cache[ $key ] );
1281	}
1282
1283	$stats_rows = array();
1284	do {
1285	$stats = stats_get_remote_csv( $stats_csv_url );
1286	if ( ! $stats ) {
1287	break;
1288	}
1289
1290	$labels = array_shift( $stats );
1291
1292	if ( 0 === stripos( $labels[0], 'error' ) ) {
1293	break;
1294	}
1295
1296	$stats_rows = array();
1297	for ( $s = 0; isset( $stats[ $s ] ); $s++ ) {
1298	$row = array();
1299	foreach ( $labels as $col => $label ) {
1300	$row[ $label ] = $stats[ $s ][ $col ];
1301	}
1302	$stats_rows[] = $row;
1303	}
1304	} while ( 0 );
1305
1306	// Expire old keys.
1307	foreach ( $stats_cache as $k => $cache ) {
1308	if ( ! is_array( $cache ) \|\| 300 < time() - key( $cache ) ) {
1309	unset( $stats_cache[ $k ] );
1310	}
1311	}
1312
1313	// Set cache.
1314	$stats_cache[ $key ] = array( time() => $stats_rows );
1315	update_option( 'stats_cache', $stats_cache );
1316
1317	return $stats_rows;
1318	}
1319
1320	/**
1321	* Stats get remote CSV.
1322	*
1323	* @access public
1324	* @param mixed $url URL.
1325	* @return array
1326	*/
1327	function stats_get_remote_csv( $url ) {
1328	$method = 'GET';
1329	$timeout = 90;
1330	$user_id = 0; // Blog token.
1331
1332	$get = Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
1333	$get_code = wp_remote_retrieve_response_code( $get );
1334	if ( is_wp_error( $get ) \|\| ( 2 !== (int) ( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
1335	return array(); // @todo: return an error?
1336	} else {
1337	return stats_str_getcsv( $get['body'] );
1338	}
1339	}
1340
1341	/**
1342	* Recursively run str_getcsv on the stats csv.
1343	*
1344	* @since 9.7.0 Remove custom handling since str_getcsv is available on all servers running this now.
1345	*
1346	* @param mixed $csv CSV.
1347	* @return array.
1348	*/
1349	function stats_str_getcsv( $csv ) {
1350	$lines = str_getcsv( $csv, "\n" );
1351	return array_map( 'str_getcsv', $lines );
1352	}
1353
1354	/**
1355	* Abstract out building the rest api stats path.
1356	*
1357	* @param string $resource Resource.
1358	* @return string
1359	*/
1360	function jetpack_stats_api_path( $resource = '' ) {
1361	$resource = ltrim( $resource, '/' );
1362	return sprintf( '/sites/%d/stats/%s', Stats_Options::get_option( 'blog_id' ), $resource );
1363	}
1364
1365	/**
1366	* Fetches stats data from the REST API. Caches locally for 5 minutes.
1367	*
1368	* @link: https://developer.wordpress.com/docs/api/1.1/get/sites/%24site/stats/
1369	* @access public
1370	* @deprecated 11.5 Use WPCOM_Stats available methodsinstead.
1371	* @param array $args (default: array()) The args that are passed to the endpoint.
1372	* @param string $resource (default: '') Optional sub-endpoint following /stats/.
1373	* @return array\|WP_Error.
1374	*/
1375	function stats_get_from_restapi( $args = array(), $resource = '' ) {
1376	_deprecated_function( __METHOD__, 'jetpack-11.5', 'Please checkout the methods available in Automattic\Jetpack\Stats\WPCOM_Stats' );
1377	$endpoint = jetpack_stats_api_path( $resource );
1378	$api_version = '1.1';
1379	$args = wp_parse_args( $args, array() );
1380	$cache_key = md5( implode( '\|', array( $endpoint, $api_version, wp_json_encode( $args ) ) ) );
1381
1382	$transient_name = "jetpack_restapi_stats_cache_{$cache_key}";
1383
1384	$stats_cache = get_transient( $transient_name );
1385
1386	// Return or expire this key.
1387	if ( $stats_cache ) {
1388	$time = key( $stats_cache );
1389	$data = $stats_cache[ $time ]; // WP_Error or string (JSON encoded object).
1390
1391	if ( is_wp_error( $data ) ) {
1392	return $data;
1393	}
1394
1395	return (object) array_merge( array( 'cached_at' => $time ), (array) json_decode( $data ) );
1396	}
1397
1398	// Do the dirty work.
1399	$response = Client::wpcom_json_api_request_as_blog( $endpoint, $api_version, $args );
1400	if ( 200 !== wp_remote_retrieve_response_code( $response ) ) {
1401	// WP_Error.
1402	$data = is_wp_error( $response ) ? $response : new WP_Error( 'stats_error' );
1403	// WP_Error.
1404	$return = $data;
1405	} else {
1406	// string (JSON encoded object).
1407	$data = wp_remote_retrieve_body( $response );
1408	// object (rare: null on JSON failure).
1409	$return = json_decode( $data );
1410	}
1411
1412	// To reduce size in storage: store with time as key, store JSON encoded data (unless error).
1413	set_transient( $transient_name, array( time() => $data ), 5 * MINUTE_IN_SECONDS );
1414
1415	return $return;
1416	}
1417
1418	/**
1419	* Load CSS needed for Stats column width in WP-Admin area.
1420	*
1421	* @since 4.7.0
1422	*/
1423	function jetpack_stats_load_admin_css() {
1424	?>
1425	<style type="text/css">
1426	.fixed .column-stats {
1427	width: 5em;
1428	}
1429	</style>
1430	<?php
1431	}
1432
1433	/**
1434	* Set header for column that allows to go to WordPress.com to see an entry's stats.
1435	*
1436	* @param array $columns An array of column names.
1437	*
1438	* @since 4.7.0
1439	*
1440	* @return mixed
1441	*/
1442	function jetpack_stats_post_table( $columns ) {
1443	// Adds a stats link on the edit posts page.
1444	if ( ! current_user_can( 'view_stats' ) \|\| ! ( new Connection_Manager( 'jetpack' ) )->is_user_connected() ) {
1445	return $columns;
1446	}
1447
1448	// Array-Fu to add before comments.
1449	$pos = array_search( 'comments', array_keys( $columns ), true );
1450
1451	// Fallback to the last position if the post type does not support comments.
1452	if ( ! is_int( $pos ) ) {
1453	$pos = count( $columns );
1454	}
1455
1456	// Final fallback, if the array was malformed by another plugin for example.
1457	if ( ! is_int( $pos ) ) {
1458	return $columns;
1459	}
1460
1461	$chunks = array_chunk( $columns, $pos, true );
1462	$chunks[0]['stats'] = esc_html__( 'Stats', 'jetpack' );
1463
1464	return call_user_func_array( 'array_merge', $chunks );
1465	}
1466
1467	/**
1468	* Set content for cell with link to an entry's stats in WordPress.com.
1469	*
1470	* @param string $column The name of the column to display.
1471	* @param int $post_id The current post ID.
1472	*
1473	* @since 4.7.0
1474	*
1475	* @return mixed
1476	*/
1477	function jetpack_stats_post_table_cell( $column, $post_id ) {
1478	if ( 'stats' === $column ) {
1479	if ( 'publish' !== get_post_status( $post_id ) ) {
1480	printf(
1481	'<span aria-hidden="true">—</span><span class="screen-reader-text">%s</span>',
1482	esc_html__( 'No stats', 'jetpack' )
1483	);
1484	} else {
1485	$stats_post_url = Redirect::get_url(
1486	'calypso-stats-post',
1487	array(
1488	'path' => $post_id,
1489	)
1490	);
1491	printf(
1492	'<a href="%s" title="%s" class="dashicons dashicons-chart-bar" target="_blank"></a>',
1493	esc_url( $stats_post_url ),
1494	esc_html__( 'View stats for this post at WordPress.com', 'jetpack' )
1495	);
1496	}
1497	}
1498	}
1499
1500	/**
1501	* Add the Jetpack plugin version to the stats tracking data.
1502	*
1503	* @param array $kvs The stats array in key values.
1504	* @return array
1505	*/
1506	function filter_stats_array_add_jp_version( $kvs ) {
1507	$kvs['j'] = sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION );
1508
1509	return $kvs;
1510	}
1511
1512	/**
1513	* Convert stats array to object after sanity checking the array is valid.
1514	*
1515	* @param array $stats_array The stats array.
1516	* @return WP_Error\|Object\|null
1517	*/
1518	function convert_stats_array_to_object( $stats_array ) {
1519
1520	if ( is_wp_error( $stats_array ) ) {
1521	return $stats_array;
1522	}
1523	$encoded_array = wp_json_encode( $stats_array );
1524	if ( ! $encoded_array ) {
1525	return new WP_Error( 'stats_encoding_error', 'Failed to encode stats array' );
1526	}
1527	return json_decode( $encoded_array );
1528	}
1529