jetpack / modules / stats.php

stats.php in Jetpack – WP Security, Backup, Speed, & Growth 5.0.3, 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 Jetpack
15	*/
16
17	if ( defined( 'STATS_VERSION' ) ) {
18	return;
19	}
20
21	define( 'STATS_VERSION', '9' );
22	defined( 'STATS_DASHBOARD_SERVER' ) or define( 'STATS_DASHBOARD_SERVER', 'dashboard.wordpress.com' );
23
24	add_action( 'jetpack_modules_loaded', 'stats_load' );
25
26	/**
27	* Load Stats.
28	*
29	* @access public
30	* @return void
31	*/
32	function stats_load() {
33	Jetpack::enable_module_configurable( __FILE__ );
34	Jetpack::module_configuration_load( __FILE__, 'stats_configuration_load' );
35	Jetpack::module_configuration_head( __FILE__, 'stats_configuration_head' );
36	Jetpack::module_configuration_screen( __FILE__, 'stats_configuration_screen' );
37
38	// Generate the tracking code after wp() has queried for posts.
39	add_action( 'template_redirect', 'stats_template_redirect', 1 );
40
41	add_action( 'wp_head', 'stats_admin_bar_head', 100 );
42
43	add_action( 'wp_head', 'stats_hide_smile_css' );
44
45	add_action( 'jetpack_admin_menu', 'stats_admin_menu' );
46
47	// Map stats caps.
48	add_filter( 'map_meta_cap', 'stats_map_meta_caps', 10, 3 );
49
50	if ( isset( $_GET['oldwidget'] ) ) {
51	// Old one.
52	add_action( 'wp_dashboard_setup', 'stats_register_dashboard_widget' );
53	} else {
54	add_action( 'admin_init', 'stats_merged_widget_admin_init' );
55	}
56
57	add_filter( 'jetpack_xmlrpc_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
69	/**
70	* Delay conditional for current_user_can to after init.
71	*
72	* @access public
73	* @return void
74	*/
75	function stats_merged_widget_admin_init() {
76	if ( current_user_can( 'view_stats' ) ) {
77	add_action( 'load-index.php', 'stats_enqueue_dashboard_head' );
78	add_action( 'wp_dashboard_setup', 'stats_register_widget_control_callback' ); // Hacky but works.
79	add_action( 'jetpack_dashboard_widget', 'stats_jetpack_dashboard_widget' );
80	}
81	}
82
83	/**
84	* Enqueue Stats Dashboard
85	*
86	* @access public
87	* @return void
88	*/
89	function stats_enqueue_dashboard_head() {
90	add_action( 'admin_head', 'stats_dashboard_head' );
91	}
92
93	/**
94	* Prevent sparkline img requests being redirected to upgrade.php.
95	* See wp-admin/admin.php where it checks $wp_db_version.
96	*
97	* @access public
98	* @param mixed $version Version.
99	* @return string $version.
100	*/
101	function stats_ignore_db_version( $version ) {
102	if (
103	is_admin() &&
104	isset( $_GET['page'] ) && 'stats' === $_GET['page'] &&
105	isset( $_GET['chart'] ) && strpos($_GET['chart'], 'admin-bar-hours') === 0
106	) {
107	global $wp_db_version;
108	return $wp_db_version;
109	}
110	return $version;
111	}
112
113	/**
114	* Maps view_stats cap to read cap as needed.
115	*
116	* @access public
117	* @param mixed $caps Caps.
118	* @param mixed $cap Cap.
119	* @param mixed $user_id User ID.
120	* @return array Possibly mapped capabilities for meta capability.
121	*/
122	function stats_map_meta_caps( $caps, $cap, $user_id ) {
123	// Map view_stats to exists.
124	if ( 'view_stats' === $cap ) {
125	$user = new WP_User( $user_id );
126	$user_role = array_shift( $user->roles );
127	$stats_roles = stats_get_option( 'roles' );
128
129	// Is the users role in the available stats roles?
130	if ( is_array( $stats_roles ) && in_array( $user_role, $stats_roles ) ) {
131	$caps = array( 'read' );
132	}
133	}
134
135	return $caps;
136	}
137
138	/**
139	* Stats Template Redirect.
140	*
141	* @access public
142	* @return void
143	*/
144	function stats_template_redirect() {
145	global $current_user, $stats_footer;
146
147	if ( is_feed() \|\| is_robots() \|\| is_trackback() \|\| is_preview() ) {
148	return;
149	}
150
151	// Should we be counting this user's views?
152	if ( ! empty( $current_user->ID ) ) {
153	$count_roles = stats_get_option( 'count_roles' );
154	if ( ! is_array( $count_roles ) \|\| ! array_intersect( $current_user->roles, $count_roles ) ) {
155	return;
156	}
157	}
158
159	add_action( 'wp_footer', 'stats_footer', 101 );
160	add_action( 'wp_head', 'stats_add_shutdown_action' );
161
162	$script = 'https://stats.wp.com/e-' . gmdate( 'YW' ) . '.js';
163	$data = stats_build_view_data();
164	$data_stats_array = stats_array( $data );
165
166	$stats_footer = <<<END
167	<script type='text/javascript' src='{$script}' async defer></script>
168	<script type='text/javascript'>
169	_stq = window._stq \|\| [];
170	_stq.push([ 'view', {{$data_stats_array}} ]);
171	_stq.push([ 'clickTrackerInit', '{$data['blog']}', '{$data['post']}' ]);
172	</script>
173
174	END;
175	}
176
177
178	/**
179	* Stats Build View Data.
180	*
181	* @access public
182	* @return array.
183	*/
184	function stats_build_view_data() {
185	global $wp_the_query;
186
187	$blog = Jetpack_Options::get_option( 'id' );
188	$tz = get_option( 'gmt_offset' );
189	$v = 'ext';
190	$blog_url = parse_url( site_url() );
191	$srv = $blog_url['host'];
192	$j = sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION );
193	if ( $wp_the_query->is_single \|\| $wp_the_query->is_page \|\| $wp_the_query->is_posts_page ) {
194	// Store and reset the queried_object and queried_object_id
195	// Otherwise, redirect_canonical() will redirect to home_url( '/' ) for show_on_front = page sites where home_url() is not all lowercase.
196	// Repro:
197	// 1. Set home_url = https://ExamPle.com/
198	// 2. Set show_on_front = page
199	// 3. Set page_on_front = something
200	// 4. Visit https://example.com/ !
201	$queried_object = ( isset( $wp_the_query->queried_object ) ) ? $wp_the_query->queried_object : null;
202	$queried_object_id = ( isset( $wp_the_query->queried_object_id ) ) ? $wp_the_query->queried_object_id : null;
203	$post = $wp_the_query->get_queried_object_id();
204	$wp_the_query->queried_object = $queried_object;
205	$wp_the_query->queried_object_id = $queried_object_id;
206	} else {
207	$post = '0';
208	}
209
210	return compact( 'v', 'j', 'blog', 'post', 'tz', 'srv' );
211	}
212
213	/**
214	* Stats Add Shutdown Action.
215	*
216	* @access public
217	* @return void
218	*/
219	function stats_add_shutdown_action() {
220	// Just in case wp_footer isn't in your theme.
221	add_action( 'shutdown', 'stats_footer', 101 );
222	}
223
224	/**
225	* Stats Footer.
226	*
227	* @access public
228	* @return void
229	*/
230	function stats_footer() {
231	global $stats_footer;
232	print $stats_footer;
233	$stats_footer = '';
234	}
235
236	/**
237	* Stats Get Options.
238	*
239	* @access public
240	* @return array.
241	*/
242	function stats_get_options() {
243	$options = get_option( 'stats_options' );
244
245	if ( ! isset( $options['version'] ) \|\| $options['version'] < STATS_VERSION ) {
246	$options = stats_upgrade_options( $options );
247	}
248
249	return $options;
250	}
251
252	/**
253	* Get Stats Options.
254	*
255	* @access public
256	* @param mixed $option Option.
257	* @return mixed\|null.
258	*/
259	function stats_get_option( $option ) {
260	$options = stats_get_options();
261
262	if ( 'blog_id' === $option ) {
263	return Jetpack_Options::get_option( 'id' );
264	}
265
266	if ( isset( $options[ $option ] ) ) {
267	return $options[ $option ];
268	}
269
270	return null;
271	}
272
273	/**
274	* Stats Set Options.
275	*
276	* @access public
277	* @param mixed $option Option.
278	* @param mixed $value Value.
279	* @return bool.
280	*/
281	function stats_set_option( $option, $value ) {
282	$options = stats_get_options();
283
284	$options[ $option ] = $value;
285
286	return stats_set_options( $options );
287	}
288
289	/**
290	* Stats Set Options.
291	*
292	* @access public
293	* @param mixed $options Options.
294	* @return bool
295	*/
296	function stats_set_options( $options ) {
297	return update_option( 'stats_options', $options );
298	}
299
300	/**
301	* Stats Upgrade Options.
302	*
303	* @access public
304	* @param mixed $options Options.
305	* @return array\|bool
306	*/
307	function stats_upgrade_options( $options ) {
308	$defaults = array(
309	'admin_bar' => true,
310	'roles' => array( 'administrator' ),
311	'count_roles' => array(),
312	'blog_id' => Jetpack_Options::get_option( 'id' ),
313	'do_not_track' => true, // @todo
314	'hide_smile' => true,
315	);
316
317	if ( isset( $options['reg_users'] ) ) {
318	if ( ! function_exists( 'get_editable_roles' ) ) {
319	require_once ABSPATH . 'wp-admin/includes/user.php';
320	}
321	if ( $options['reg_users'] ) {
322	$options['count_roles'] = array_keys( get_editable_roles() );
323	}
324	unset( $options['reg_users'] );
325	}
326
327	if ( is_array( $options ) && ! empty( $options ) ) {
328	$new_options = array_merge( $defaults, $options );
329	} else { $new_options = $defaults;
330	}
331
332	$new_options['version'] = STATS_VERSION;
333
334	if ( ! stats_set_options( $new_options ) ) {
335	return false;
336	}
337
338	stats_update_blog();
339
340	return $new_options;
341	}
342
343	/**
344	* Stats Array.
345	*
346	* @access public
347	* @param mixed $kvs KVS.
348	* @return array
349	*/
350	function stats_array( $kvs ) {
351	/**
352	* Filter the options added to the JavaScript Stats tracking code.
353	*
354	* @module stats
355	*
356	* @since 1.1.0
357	*
358	* @param array $kvs Array of options about the site and page you're on.
359	*/
360	$kvs = apply_filters( 'stats_array', $kvs );
361	$kvs = array_map( 'addslashes', $kvs );
362	foreach ( $kvs as $k => $v ) {
363	$jskvs[] = "$k:'$v'";
364	}
365	return join( ',', $jskvs );
366	}
367
368	/**
369	* Admin Pages.
370	*
371	* @access public
372	* @return void
373	*/
374	function stats_admin_menu() {
375	global $pagenow;
376
377	// If we're at an old Stats URL, redirect to the new one.
378	// Don't even bother with caps, menu_page_url(), etc. Just do it.
379	if ( 'index.php' === $pagenow && isset( $_GET['page'] ) && 'stats' === $_GET['page'] ) {
380	$redirect_url = str_replace( array( '/wp-admin/index.php?', '/wp-admin/?' ), '/wp-admin/admin.php?', $_SERVER['REQUEST_URI'] );
381	$relative_pos = strpos( $redirect_url, '/wp-admin/' );
382	if ( false !== $relative_pos ) {
383	wp_safe_redirect( admin_url( substr( $redirect_url, $relative_pos + 10 ) ) );
384	exit;
385	}
386	}
387
388	$hook = add_submenu_page( 'jetpack', __( 'Site Stats', 'jetpack' ), __( 'Site Stats', 'jetpack' ), 'view_stats', 'stats', 'stats_reports_page' );
389	add_action( "load-$hook", 'stats_reports_load' );
390	}
391
392	/**
393	* Stats Admin Path.
394	*
395	* @access public
396	* @return string
397	*/
398	function stats_admin_path() {
399	return Jetpack::module_configuration_url( __FILE__ );
400	}
401
402	/**
403	* Stats Reports Load.
404	*
405	* @access public
406	* @return void
407	*/
408	function stats_reports_load() {
409	wp_enqueue_script( 'jquery' );
410	wp_enqueue_script( 'postbox' );
411	wp_enqueue_script( 'underscore' );
412
413	add_action( 'admin_print_styles', 'stats_reports_css' );
414
415	if ( isset( $_GET['nojs'] ) && $_GET['nojs'] ) {
416	$parsed = parse_url( admin_url() );
417	// Remember user doesn't want JS.
418	setcookie( 'stnojs', '1', time() + 172800, $parsed['path'] ); // 2 days.
419	}
420
421	if ( isset( $_COOKIE['stnojs'] ) && $_COOKIE['stnojs'] ) {
422	// Detect if JS is on. If so, remove cookie so next page load is via JS.
423	add_action( 'admin_print_footer_scripts', 'stats_js_remove_stnojs_cookie' );
424	} else if ( ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) ) {
425	// Normal page load. Load page content via JS.
426	add_action( 'admin_print_footer_scripts', 'stats_js_load_page_via_ajax' );
427	}
428	}
429
430	/**
431	* Stats Reports CSS.
432	*
433	* @access public
434	* @return void
435	*/
436	function stats_reports_css() {
437	?>
438	<style type="text/css">
439	#stats-loading-wrap p {
440	text-align: center;
441	font-size: 2em;
442	margin: 7.5em 15px 0 0;
443	height: 64px;
444	line-height: 64px;
445	}
446	</style>
447	<?php
448	}
449
450
451	/**
452	* Detect if JS is on. If so, remove cookie so next page load is via JS.
453	*
454	* @access public
455	* @return void
456	*/
457	function stats_js_remove_stnojs_cookie() {
458	$parsed = parse_url( admin_url() );
459	?>
460	<script type="text/javascript">
461	/* <![CDATA[ */
462	document.cookie = 'stnojs=0; expires=Wed, 9 Mar 2011 16:55:50 UTC; path=<?php echo esc_js( $parsed['path'] ); ?>';
463	/* ]]> */
464	</script>
465	<?php
466	}
467
468	/**
469	* Normal page load. Load page content via JS.
470	*
471	* @access public
472	* @return void
473	*/
474	function stats_js_load_page_via_ajax() {
475	?>
476	<script type="text/javascript">
477	/* <![CDATA[ */
478	if ( -1 == document.location.href.indexOf( 'noheader' ) ) {
479	jQuery( function( $ ) {
480	$.get( document.location.href + '&noheader', function( responseText ) {
481	$( '#stats-loading-wrap' ).replaceWith( responseText );
482	} );
483	} );
484	}
485	/* ]]> */
486	</script>
487	<?php
488	}
489
490	/**
491	* Stats Report Page.
492	*
493	* @access public
494	* @param bool $main_chart_only (default: false) Main Chart Only.
495	*/
496	function stats_reports_page( $main_chart_only = false ) {
497
498	if ( isset( $_GET['dashboard'] ) ) {
499	return stats_dashboard_widget_content();
500	}
501
502	$blog_id = stats_get_option( 'blog_id' );
503	$domain = Jetpack::build_raw_urls( get_home_url() );
504
505	if ( ! $main_chart_only && ! isset( $_GET['noheader'] ) && empty( $_GET['nojs'] ) && empty( $_COOKIE['stnojs'] ) ) {
506	$nojs_url = add_query_arg( 'nojs', '1' );
507	$http = is_ssl() ? 'https' : 'http';
508	// Loading message. No JS fallback message.
509	?>
510	<div class="wrap">
511	<h2><?php esc_html_e( 'Site Stats', 'jetpack' ); ?> <?php if ( current_user_can( 'jetpack_manage_modules' ) ) : ?><a style="font-size:13px;" href="<?php echo esc_url( admin_url( 'admin.php?page=jetpack&configure=stats' ) ); ?>"><?php esc_html_e( 'Configure', 'jetpack' ); ?></a><?php endif; ?></h2>
512	</div>
513	<div id="stats-loading-wrap" class="wrap">
514	<p class="hide-if-no-js"><img width="32" height="32" alt="<?php esc_attr_e( 'Loading…', 'jetpack' ); ?>" src="<?php
515	echo esc_url(
516	/**
517	* Sets external resource URL.
518	*
519	* @module stats
520	*
521	* @since 1.4.0
522	*
523	* @param string $args URL of external resource.
524	*/
525	apply_filters( 'jetpack_static_url', "{$http}://en.wordpress.com/i/loading/loading-64.gif" )
526	); ?>" /></p>
527	<p style="font-size: 11pt; margin: 0;"><a href="https://wordpress.com/stats/<?php echo esc_attr( $domain ); ?>" target="_blank"><?php esc_html_e( 'View stats on WordPress.com right now', 'jetpack' ); ?></a></p>
528	<p class="hide-if-js"><?php esc_html_e( 'Your Site Stats work better with JavaScript enabled.', 'jetpack' ); ?><br />
529	<a href="<?php echo esc_url( $nojs_url ); ?>"><?php esc_html_e( 'View Site Stats without JavaScript', 'jetpack' ); ?></a>.</p>
530	</div>
531	<?php
532	return;
533	}
534
535	$day = isset( $_GET['day'] ) && preg_match( '/^\d{4}-\d{2}-\d{2}$/', $_GET['day'] ) ? $_GET['day'] : false;
536	$q = array(
537	'noheader' => 'true',
538	'proxy' => '',
539	'page' => 'stats',
540	'day' => $day,
541	'blog' => $blog_id,
542	'charset' => get_option( 'blog_charset' ),
543	'color' => get_user_option( 'admin_color' ),
544	'ssl' => is_ssl(),
545	'j' => sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION ),
546	);
547	if ( get_locale() !== 'en_US' ) {
548	$q['jp_lang'] = get_locale();
549	}
550	// Only show the main chart, without extra header data, or metaboxes.
551	$q['main_chart_only'] = $main_chart_only;
552	$args = array(
553	'view' => array( 'referrers', 'postviews', 'searchterms', 'clicks', 'post', 'table' ),
554	'numdays' => 'int',
555	'day' => 'date',
556	'unit' => array( 1, 7, 31, 'human' ),
557	'humanize' => array( 'true' ),
558	'num' => 'int',
559	'summarize' => null,
560	'post' => 'int',
561	'width' => 'int',
562	'height' => 'int',
563	'data' => 'data',
564	'blog_subscribers' => 'int',
565	'comment_subscribers' => null,
566	'type' => array( 'wpcom', 'email', 'pending' ),
567	'pagenum' => 'int',
568	);
569	foreach ( $args as $var => $vals ) {
570	if ( ! isset( $_REQUEST[$var] ) )
571	continue;
572	if ( is_array( $vals ) ) {
573	if ( in_array( $_REQUEST[$var], $vals ) )
574	$q[$var] = $_REQUEST[$var];
575	} elseif ( 'int' === $vals ) {
576	$q[$var] = intval( $_REQUEST[$var] );
577	} elseif ( 'date' === $vals ) {
578	if ( preg_match( '/^\d{4}-\d{2}-\d{2}$/', $_REQUEST[$var] ) )
579	$q[$var] = $_REQUEST[$var];
580	} elseif ( null === $vals ) {
581	$q[$var] = '';
582	} elseif ( 'data' === $vals ) {
583	if ( 'index.php' === substr( $_REQUEST[$var], 0, 9 ) )
584	$q[$var] = $_REQUEST[$var];
585	}
586	}
587
588	if ( isset( $_GET['chart'] ) ) {
589	if ( preg_match( '/^[a-z0-9-]+$/', $_GET['chart'] ) ) {
590	$chart = sanitize_title( $_GET['chart'] );
591	$url = 'https://' . STATS_DASHBOARD_SERVER . "/wp-includes/charts/{$chart}.php";
592	}
593	} else {
594	$url = 'https://' . STATS_DASHBOARD_SERVER . "/wp-admin/index.php";
595	}
596
597	$url = add_query_arg( $q, $url );
598	$method = 'GET';
599	$timeout = 90;
600	$user_id = JETPACK_MASTER_USER; // means send the wp.com user_id
601
602	$get = Jetpack_Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
603	$get_code = wp_remote_retrieve_response_code( $get );
604	if ( is_wp_error( $get ) \|\| ( 2 !== intval( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
605	stats_print_wp_remote_error( $get, $url );
606	} else {
607	if ( ! empty( $get['headers']['content-type'] ) ) {
608	$type = $get['headers']['content-type'];
609	if ( substr( $type, 0, 5 ) === 'image' ) {
610	$img = $get['body'];
611	header( 'Content-Type: ' . $type );
612	header( 'Content-Length: ' . strlen( $img ) );
613	echo $img;
614	die();
615	}
616	}
617	$body = stats_convert_post_titles( $get['body'] );
618	$body = stats_convert_chart_urls( $body );
619	$body = stats_convert_image_urls( $body );
620	$body = stats_convert_admin_urls( $body );
621	echo $body;
622	}
623
624	if ( isset( $_GET['page'] ) && 'stats' === $_GET['page'] && ! isset( $_GET['chart'] ) ) {
625	JetpackTracking::record_user_event( 'wpa_page_view', array( 'path' => 'old_stats' ) );
626	}
627
628	if ( isset( $_GET['noheader'] ) ) {
629	die;
630	}
631	}
632
633	/**
634	* Stats Convert Admin Urls.
635	*
636	* @access public
637	* @param mixed $html HTML.
638	* @return string
639	*/
640	function stats_convert_admin_urls( $html ) {
641	return str_replace( 'index.php?page=stats', 'admin.php?page=stats', $html );
642	}
643
644	/**
645	* Stats Convert Image URLs.
646	*
647	* @access public
648	* @param mixed $html HTML.
649	* @return string
650	*/
651	function stats_convert_image_urls( $html ) {
652	$url = set_url_scheme( 'https://' . STATS_DASHBOARD_SERVER );
653	$html = preg_replace( '\|(["\'])(/i/stats.+)\\1\|', '$1' . $url . '$2$1', $html );
654	return $html;
655	}
656
657	/**
658	* Stats Convert Chart URLs.
659	*
660	* @access public
661	* @param mixed $html HTML.
662	* @return string
663	*/
664	function stats_convert_chart_urls( $html ) {
665	$html = preg_replace_callback( '\|https?://[-.a-z0-9]+/wp-includes/charts/([-.a-z0-9]+).php(\??)\|',
666	create_function(
667	'$matches',
668	// If there is a query string, change the beginning '?' to a '&' so it fits into the middle of this query string.
669	'return "admin.php?page=stats&noheader&chart=" . $matches[1] . str_replace( "?", "&", $matches[2] );'
670	),
671	$html );
672	return $html;
673	}
674
675	/**
676	* Stats Convert Post Title HTML
677	*
678	* @access public
679	* @param mixed $html HTML.
680	* @return string
681	*/
682	function stats_convert_post_titles( $html ) {
683	global $stats_posts;
684	$pattern = "<span class='post-(\d+)-link'>.*?</span>";
685	if ( ! preg_match_all( "!$pattern!", $html, $matches ) ) {
686	return $html;
687	}
688	$posts = get_posts(
689	array(
690	'include' => implode( ',', $matches[1] ),
691	'post_type' => 'any',
692	'post_status' => 'any',
693	'numberposts' => -1,
694	)
695	);
696	foreach ( $posts as $post ) {
697	$stats_posts[ $post->ID ] = $post;
698	}
699	$html = preg_replace_callback( "!$pattern!", 'stats_convert_post_title', $html );
700	return $html;
701	}
702
703	/**
704	* Stats Convert Post Title Matches.
705	*
706	* @access public
707	* @param mixed $matches Matches.
708	* @return string
709	*/
710	function stats_convert_post_title( $matches ) {
711	global $stats_posts;
712	$post_id = $matches[1];
713	if ( isset( $stats_posts[$post_id] ) )
714	return '<a href="' . get_permalink( $post_id ) . '" target="_blank">' . get_the_title( $post_id ) . '</a>';
715	return $matches[0];
716	}
717
718	/**
719	* Stats Configuration Load.
720	*
721	* @access public
722	* @return void
723	*/
724	function stats_configuration_load() {
725	if ( isset( $_POST['action'] ) && 'save_options' === $_POST['action'] && $_POST['_wpnonce'] === wp_create_nonce( 'stats' ) ) {
726	$options = stats_get_options();
727	$options['admin_bar'] = isset( $_POST['admin_bar'] ) && $_POST['admin_bar'];
728	$options['hide_smile'] = isset( $_POST['hide_smile'] ) && $_POST['hide_smile'];
729
730	$options['roles'] = array( 'administrator' );
731	foreach ( get_editable_roles() as $role => $details ) {
732	if ( isset( $_POST["role_$role"] ) && $_POST["role_$role"] ) {
733	$options['roles'][] = $role;
734	}
735	}
736
737	$options['count_roles'] = array();
738	foreach ( get_editable_roles() as $role => $details ) {
739	if ( isset( $_POST["count_role_$role"] ) && $_POST["count_role_$role"] ) {
740	$options['count_roles'][] = $role;
741	}
742	}
743
744	stats_set_options( $options );
745	stats_update_blog();
746	Jetpack::state( 'message', 'module_configured' );
747	wp_safe_redirect( Jetpack::module_configuration_url( 'stats' ) );
748	exit;
749	}
750	}
751
752	/**
753	* Stats Configuration Head.
754	*
755	* @access public
756	* @return void
757	*/
758	function stats_configuration_head() {
759	?>
760	<style type="text/css">
761	#statserror {
762	border: 1px solid #766;
763	background-color: #d22;
764	padding: 1em 3em;
765	}
766	.stats-smiley {
767	vertical-align: 1px;
768	}
769	</style>
770	<?php
771	}
772
773	/**
774	* Stats Configuration Screen.
775	*
776	* @access public
777	* @return void
778	*/
779	function stats_configuration_screen() {
780	$options = stats_get_options();
781	?>
782	<div class="narrow">
783	<p><?php printf( __( 'Visit <a href="%s">Site Stats</a> to see your stats.', 'jetpack' ), esc_url( menu_page_url( 'stats', false ) ) ); ?></p>
784	<form method="post">
785	<input type='hidden' name='action' value='save_options' />
786	<?php wp_nonce_field( 'stats' ); ?>
787	<table id="menu" class="form-table">
788	<tr valign="top"><th scope="row"><label for="admin_bar"><?php esc_html_e( 'Admin bar' , 'jetpack' ); ?></label></th>
789	<td><label><input type='checkbox'<?php checked( $options['admin_bar'] ); ?> name='admin_bar' id='admin_bar' /> <?php esc_html_e( 'Put a chart showing 48 hours of views in the admin bar.', 'jetpack' ); ?></label></td></tr>
790	<tr valign="top"><th scope="row"><?php esc_html_e( 'Registered users', 'jetpack' ); ?></th>
791	<td>
792	<?php esc_html_e( "Count the page views of registered users who are logged in.", 'jetpack' ); ?><br/>
793	<?php
794	$count_roles = stats_get_option( 'count_roles' );
795	foreach ( get_editable_roles() as $role => $details ) {
796	?>
797	<label><input type='checkbox' name='count_role_<?php echo $role; ?>'<?php checked( in_array( $role, $count_roles ) ); ?> /> <?php echo translate_user_role( $details['name'] ); ?></label><br/>
798	<?php
799	}
800	?>
801	</td></tr>
802	<tr valign="top"><th scope="row"><?php esc_html_e( 'Smiley' , 'jetpack' ); ?></th>
803	<td><label><input type='checkbox'<?php checked( isset( $options['hide_smile'] ) && $options['hide_smile'] ); ?> name='hide_smile' id='hide_smile' /> <?php esc_html_e( 'Hide the stats smiley face image.', 'jetpack' ); ?></label><br /> <span class="description"><?php esc_html_e( 'The image helps collect stats and <strong>makes the world a better place</strong> but should still work when hidden', 'jetpack' ); ?> <img class="stats-smiley" alt="<?php esc_attr_e( 'Smiley face', 'jetpack' ); ?>" src="<?php echo esc_url( plugins_url( 'images/stats-smiley.gif', dirname( __FILE__ ) ) ); ?>" width="6" height="5" /></span></td></tr>
804	<tr valign="top"><th scope="row"><?php esc_html_e( 'Report visibility' , 'jetpack' ); ?></th>
805	<td>
806	<?php esc_html_e( 'Select the roles that will be able to view stats reports.', 'jetpack' ); ?><br/>
807	<?php
808	$stats_roles = stats_get_option( 'roles' );
809	foreach ( get_editable_roles() as $role => $details ) {
810	?>
811	<label><input type='checkbox' <?php if ( 'administrator' === $role ) echo "disabled='disabled' "; ?>name='role_<?php echo $role; ?>'<?php checked( 'administrator' === $role \|\| in_array( $role, $stats_roles ) ); ?> /> <?php echo translate_user_role( $details['name'] ); ?></label><br/>
812	<?php
813	}
814	?>
815	</td></tr>
816	</table>
817	<p class="submit"><input type='submit' class='button-primary' value='<?php echo esc_attr( __( 'Save configuration', 'jetpack' ) ); ?>' /></p>
818	</form>
819	</div>
820	<?php
821	}
822
823	/**
824	* Stats Hide Smile.
825	*
826	* @access public
827	* @return void
828	*/
829	function stats_hide_smile_css() {
830	$options = stats_get_options();
831	if ( isset( $options['hide_smile'] ) && $options['hide_smile'] ) {
832	?>
833	<style type='text/css'>img#wpstats{display:none}</style><?php
834	}
835	}
836
837	/**
838	* Stats Admin Bar Head.
839	*
840	* @access public
841	* @return void
842	*/
843	function stats_admin_bar_head() {
844	if ( ! stats_get_option( 'admin_bar' ) )
845	return;
846
847	if ( ! current_user_can( 'view_stats' ) )
848	return;
849
850	if ( function_exists( 'is_admin_bar_showing' ) && ! is_admin_bar_showing() ) {
851	return;
852	}
853
854	add_action( 'admin_bar_menu', 'stats_admin_bar_menu', 100 );
855	?>
856
857	<style type='text/css'>
858	#wpadminbar .quicklinks li#wp-admin-bar-stats {
859	height: 32px;
860	}
861	#wpadminbar .quicklinks li#wp-admin-bar-stats a {
862	height: 32px;
863	padding: 0;
864	}
865	#wpadminbar .quicklinks li#wp-admin-bar-stats a div {
866	height: 32px;
867	width: 95px;
868	overflow: hidden;
869	margin: 0 10px;
870	}
871	#wpadminbar .quicklinks li#wp-admin-bar-stats a:hover div {
872	width: auto;
873	margin: 0 8px 0 10px;
874	}
875	#wpadminbar .quicklinks li#wp-admin-bar-stats a img {
876	height: 24px;
877	padding: 4px 0;
878	max-width: none;
879	border: none;
880	}
881	</style>
882	<?php
883	}
884
885	/**
886	* Stats AdminBar.
887	*
888	* @access public
889	* @param mixed $wp_admin_bar WPAdminBar.
890	* @return void
891	*/
892	function stats_admin_bar_menu( &$wp_admin_bar ) {
893	$url = add_query_arg( 'page', 'stats', admin_url( 'admin.php' ) ); // no menu_page_url() blog-side.
894
895	$img_src = esc_attr( add_query_arg( array( 'noheader' => '', 'proxy' => '', 'chart' => 'admin-bar-hours-scale' ), $url ) );
896	$img_src_2x = esc_attr( add_query_arg( array( 'noheader' => '', 'proxy' => '', 'chart' => 'admin-bar-hours-scale-2x' ), $url ) );
897
898	$alt = esc_attr( __( 'Stats', 'jetpack' ) );
899
900	$title = esc_attr( __( 'Views over 48 hours. Click for more Site Stats.', 'jetpack' ) );
901
902	$menu = array( 'id' => 'stats', 'title' => "<div><script type='text/javascript'>var src;if(typeof(window.devicePixelRatio)=='undefined'\|\|window.devicePixelRatio<2){src='$img_src';}else{src='$img_src_2x';}document.write('<img src=\''+src+'\' alt=\'$alt\' title=\'$title\' />');</script></div>", 'href' => $url );
903
904	$wp_admin_bar->add_menu( $menu );
905	}
906
907	/**
908	* Stats Update Blog.
909	*
910	* @access public
911	* @return void
912	*/
913	function stats_update_blog() {
914	Jetpack::xmlrpc_async_call( 'jetpack.updateBlog', stats_get_blog() );
915	}
916
917	/**
918	* Stats Get Blog.
919	*
920	* @access public
921	* @return string
922	*/
923	function stats_get_blog() {
924	$home = parse_url( trailingslashit( get_option( 'home' ) ) );
925	$blog = array(
926	'host' => $home['host'],
927	'path' => $home['path'],
928	'blogname' => get_option( 'blogname' ),
929	'blogdescription' => get_option( 'blogdescription' ),
930	'siteurl' => get_option( 'siteurl' ),
931	'gmt_offset' => get_option( 'gmt_offset' ),
932	'timezone_string' => get_option( 'timezone_string' ),
933	'stats_version' => STATS_VERSION,
934	'stats_api' => 'jetpack',
935	'page_on_front' => get_option( 'page_on_front' ),
936	'permalink_structure' => get_option( 'permalink_structure' ),
937	'category_base' => get_option( 'category_base' ),
938	'tag_base' => get_option( 'tag_base' ),
939	);
940	$blog = array_merge( stats_get_options(), $blog );
941	unset( $blog['roles'], $blog['blog_id'] );
942	return stats_esc_html_deep( $blog );
943	}
944
945	/**
946	* Modified from stripslashes_deep()
947	*
948	* @access public
949	* @param mixed $value Value.
950	* @return string
951	*/
952	function stats_esc_html_deep( $value ) {
953	if ( is_array( $value ) ) {
954	$value = array_map( 'stats_esc_html_deep', $value );
955	} elseif ( is_object( $value ) ) {
956	$vars = get_object_vars( $value );
957	foreach ( $vars as $key => $data ) {
958	$value->{$key} = stats_esc_html_deep( $data );
959	}
960	} elseif ( is_string( $value ) ) {
961	$value = esc_html( $value );
962	}
963
964	return $value;
965	}
966
967	/**
968	* Stats xmlrpc_methods function.
969	*
970	* @access public
971	* @param mixed $methods Methods.
972	* @return array
973	*/
974	function stats_xmlrpc_methods( $methods ) {
975	$my_methods = array(
976	'jetpack.getBlog' => 'stats_get_blog',
977	);
978
979	return array_merge( $methods, $my_methods );
980	}
981
982	/**
983	* Register Stats Dashboard Widget.
984	*
985	* @access public
986	* @return void
987	*/
988	function stats_register_dashboard_widget() {
989	if ( ! current_user_can( 'view_stats' ) )
990	return;
991
992	// With wp_dashboard_empty: we load in the content after the page load via JS.
993	wp_add_dashboard_widget( 'dashboard_stats', __( 'Site Stats', 'jetpack' ), 'wp_dashboard_empty', 'stats_dashboard_widget_control' );
994
995	add_action( 'admin_head', 'stats_dashboard_head' );
996	}
997
998	/**
999	* Stats Dashboard Widget Options.
1000	*
1001	* @access public
1002	* @return array
1003	*/
1004	function stats_dashboard_widget_options() {
1005	$defaults = array( 'chart' => 1, 'top' => 1, 'search' => 7 );
1006	if ( ( ! $options = get_option( 'stats_dashboard_widget' ) ) \|\| ! is_array( $options ) ) {
1007	$options = array();
1008	}
1009
1010	// Ignore obsolete option values.
1011	$intervals = array( 1, 7, 31, 90, 365 );
1012	foreach ( array( 'top', 'search' ) as $key ) {
1013	if ( isset( $options[ $key ] ) && ! in_array( $options[ $key ], $intervals ) ) {
1014	unset( $options[ $key ] );
1015	}
1016	}
1017
1018	return array_merge( $defaults, $options );
1019	}
1020
1021	/**
1022	* Stats Dashboard Widget Control.
1023	*
1024	* @access public
1025	* @return void
1026	*/
1027	function stats_dashboard_widget_control() {
1028	$periods = array(
1029	'1' => __( 'day', 'jetpack' ),
1030	'7' => __( 'week', 'jetpack' ),
1031	'31' => __( 'month', 'jetpack' ),
1032	);
1033	$intervals = array(
1034	'1' => __( 'the past day', 'jetpack' ),
1035	'7' => __( 'the past week', 'jetpack' ),
1036	'31' => __( 'the past month', 'jetpack' ),
1037	'90' => __( 'the past quarter', 'jetpack' ),
1038	'365' => __( 'the past year', 'jetpack' ),
1039	);
1040	$defaults = array(
1041	'top' => 1,
1042	'search' => 7,
1043	);
1044
1045	$options = stats_dashboard_widget_options();
1046
1047	if ( 'post' === strtolower( $_SERVER['REQUEST_METHOD'] ) && isset( $_POST['widget_id'] ) && 'dashboard_stats' === $_POST['widget_id'] ) {
1048	if ( isset( $periods[ $_POST['chart'] ] ) ) {
1049	$options['chart'] = $_POST['chart'];
1050	}
1051	foreach ( array( 'top', 'search' ) as $key ) {
1052	if ( isset( $intervals[ $_POST[ $key ] ] ) ) {
1053	$options[ $key ] = $_POST[ $key ];
1054	} else { $options[ $key ] = $defaults[ $key ];
1055	}
1056	}
1057	update_option( 'stats_dashboard_widget', $options );
1058	}
1059	?>
1060	<p>
1061	<label for="chart"><?php esc_html_e( 'Chart stats by' , 'jetpack' ); ?></label>
1062	<select id="chart" name="chart">
1063	<?php
1064	foreach ( $periods as $val => $label ) {
1065	?>
1066	<option value="<?php echo $val; ?>"<?php selected( $val, $options['chart'] ); ?>><?php echo esc_html( $label ); ?></option>
1067	<?php
1068	}
1069	?>
1070	</select>.
1071	</p>
1072
1073	<p>
1074	<label for="top"><?php esc_html_e( 'Show top posts over', 'jetpack' ); ?></label>
1075	<select id="top" name="top">
1076	<?php
1077	foreach ( $intervals as $val => $label ) {
1078	?>
1079	<option value="<?php echo $val; ?>"<?php selected( $val, $options['top'] ); ?>><?php echo esc_html( $label ); ?></option>
1080	<?php
1081	}
1082	?>
1083	</select>.
1084	</p>
1085
1086	<p>
1087	<label for="search"><?php esc_html_e( 'Show top search terms over', 'jetpack' ); ?></label>
1088	<select id="search" name="search">
1089	<?php
1090	foreach ( $intervals as $val => $label ) {
1091	?>
1092	<option value="<?php echo $val; ?>"<?php selected( $val, $options['search'] ); ?>><?php echo esc_html( $label ); ?></option>
1093	<?php
1094	}
1095	?>
1096	</select>.
1097	</p>
1098	<?php
1099	}
1100
1101	/**
1102	* Jetpack Stats Dashboard Widget.
1103	*
1104	* @access public
1105	* @return void
1106	*/
1107	function stats_jetpack_dashboard_widget() {
1108	?>
1109	<form id="stats_dashboard_widget_control" action="<?php echo esc_url( admin_url() ); ?>" method="post">
1110	<?php stats_dashboard_widget_control(); ?>
1111	<?php wp_nonce_field( 'edit-dashboard-widget_dashboard_stats', 'dashboard-widget-nonce' ); ?>
1112	<input type="hidden" name="widget_id" value="dashboard_stats" />
1113	<?php submit_button( __( 'Submit', 'jetpack' ) ); ?>
1114	</form>
1115	<span id="js-toggle-stats_dashboard_widget_control">
1116	<?php esc_html_e( 'Configure', 'jetpack' ); ?>
1117	</span>
1118	<div id="dashboard_stats">
1119	<div class="inside">
1120	<div style="height: 250px;"></div>
1121	</div>
1122	</div>
1123	<script>
1124	jQuery(document).ready(function($){
1125	var $toggle = $('#js-toggle-stats_dashboard_widget_control');
1126
1127	$toggle.parent().prev().append( $toggle );
1128	$toggle.show().click(function(e){
1129	e.preventDefault();
1130	e.stopImmediatePropagation();
1131	$(this).parent().toggleClass('controlVisible');
1132	$('#stats_dashboard_widget_control').slideToggle();
1133	});
1134	});
1135	</script>
1136	<style>
1137	#js-toggle-stats_dashboard_widget_control {
1138	display: none;
1139	float: right;
1140	margin-top: 0.2em;
1141	font-weight: 400;
1142	color: #444;
1143	font-size: .8em;
1144	text-decoration: underline;
1145	cursor: pointer;
1146	}
1147	#stats_dashboard_widget_control {
1148	display: none;
1149	padding: 0 10px;
1150	overflow: hidden;
1151	}
1152	#stats_dashboard_widget_control .button-primary {
1153	float: right;
1154	}
1155	#dashboard_stats {
1156	box-sizing: border-box;
1157	width: 100%;
1158	padding: 0 10px;
1159	}
1160	</style>
1161	<?php
1162	}
1163
1164	/**
1165	* Register Stats Widget Control Callback.
1166	*
1167	* @access public
1168	* @return void
1169	*/
1170	function stats_register_widget_control_callback() {
1171	$GLOBALS['wp_dashboard_control_callbacks']['dashboard_stats'] = 'stats_dashboard_widget_control';
1172	}
1173
1174	/**
1175	* JavaScript and CSS for dashboard widget.
1176	*
1177	* @access public
1178	* @return void
1179	*/
1180	function stats_dashboard_head() { ?>
1181	<script type="text/javascript">
1182	/* <![CDATA[ */
1183	jQuery( function($) {
1184	var dashStats = jQuery( '#dashboard_stats div.inside' );
1185
1186	if ( dashStats.find( '.dashboard-widget-control-form' ).length ) {
1187	return;
1188	}
1189
1190	if ( ! dashStats.length ) {
1191	dashStats = jQuery( '#dashboard_stats div.dashboard-widget-content' );
1192	var h = parseInt( dashStats.parent().height() ) - parseInt( dashStats.prev().height() );
1193	var args = 'width=' + dashStats.width() + '&height=' + h.toString();
1194	} else {
1195	if ( jQuery('#dashboard_stats' ).hasClass('postbox') ) {
1196	var args = 'width=' + ( dashStats.prev().width() * 2 ).toString();
1197	} else {
1198	var args = 'width=' + ( dashStats.width() * 2 ).toString();
1199	}
1200	}
1201
1202	dashStats
1203	.not( '.dashboard-widget-control' )
1204	.load( 'admin.php?page=stats&noheader&dashboard&' + args );
1205
1206	jQuery( window ).one( 'resize', function() {
1207	jQuery( '#stat-chart' ).css( 'width', 'auto' );
1208	} );
1209	} );
1210	/* ]]> */
1211	</script>
1212	<style type="text/css">
1213	/* <![CDATA[ */
1214	#stat-chart {
1215	background: none !important;
1216	}
1217	#dashboard_stats .inside {
1218	margin: 10px 0 0 0 !important;
1219	}
1220	#dashboard_stats #stats-graph {
1221	margin: 0;
1222	}
1223	#stats-info {
1224	border-top: 1px solid #dfdfdf;
1225	margin: 7px -10px 0 -10px;
1226	padding: 10px;
1227	background: #fcfcfc;
1228	-moz-box-shadow:inset 0 1px 0 #fff;
1229	-webkit-box-shadow:inset 0 1px 0 #fff;
1230	box-shadow:inset 0 1px 0 #fff;
1231	overflow: hidden;
1232	border-radius: 0 0 2px 2px;
1233	-webkit-border-radius: 0 0 2px 2px;
1234	-moz-border-radius: 0 0 2px 2px;
1235	-khtml-border-radius: 0 0 2px 2px;
1236	}
1237	#stats-info #top-posts, #stats-info #top-search {
1238	float: left;
1239	width: 50%;
1240	}
1241	#top-posts .stats-section-inner p {
1242	white-space: nowrap;
1243	overflow: hidden;
1244	}
1245	#top-posts .stats-section-inner p a {
1246	overflow: hidden;
1247	text-overflow: ellipsis;
1248	}
1249	#stats-info div#active {
1250	border-top: 1px solid #dfdfdf;
1251	margin: 0 -10px;
1252	padding: 10px 10px 0 10px;
1253	-moz-box-shadow:inset 0 1px 0 #fff;
1254	-webkit-box-shadow:inset 0 1px 0 #fff;
1255	box-shadow:inset 0 1px 0 #fff;
1256	overflow: hidden;
1257	}
1258	#top-search p {
1259	color: #999;
1260	}
1261	#stats-info h3 {
1262	font-size: 1em;
1263	margin: 0 0 .5em 0 !important;
1264	}
1265	#stats-info p {
1266	margin: 0 0 .25em;
1267	color: #999;
1268	}
1269	#stats-info p.widget-loading {
1270	margin: 1em 0 0;
1271	color: #333;
1272	}
1273	#stats-info p a {
1274	display: block;
1275	}
1276	#stats-info p a.button {
1277	display: inline;
1278	}
1279	/* ]]> */
1280	</style>
1281	<?php
1282	}
1283
1284	/**
1285	* Stats Dashboard Widget Content.
1286	*
1287	* @access public
1288	* @return void
1289	*/
1290	function stats_dashboard_widget_content() {
1291	if ( ! isset( $_GET['width'] ) \|\| ( ! $width = (int) ( $_GET['width'] / 2 ) ) \|\| $width < 250 ) {
1292	$width = 370;
1293	}
1294	if ( ! isset( $_GET['height'] ) \|\| ( ! $height = (int) $_GET['height'] - 36 ) \|\| $height < 230 ) {
1295	$height = 180;
1296	}
1297
1298	$_width = $width - 5;
1299	$_height = $height - ( $GLOBALS['is_winIE'] ? 16 : 5 ); // Hack!
1300
1301	$options = stats_dashboard_widget_options();
1302	$blog_id = Jetpack_Options::get_option( 'id' );
1303
1304	$q = array(
1305	'noheader' => 'true',
1306	'proxy' => '',
1307	'blog' => $blog_id,
1308	'page' => 'stats',
1309	'chart' => '',
1310	'unit' => $options['chart'],
1311	'color' => get_user_option( 'admin_color' ),
1312	'width' => $_width,
1313	'height' => $_height,
1314	'ssl' => is_ssl(),
1315	'j' => sprintf( '%s:%s', JETPACK__API_VERSION, JETPACK__VERSION ),
1316	);
1317
1318	$url = 'https://' . STATS_DASHBOARD_SERVER . "/wp-admin/index.php";
1319
1320	$url = add_query_arg( $q, $url );
1321	$method = 'GET';
1322	$timeout = 90;
1323	$user_id = JETPACK_MASTER_USER;
1324
1325	$get = Jetpack_Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
1326	$get_code = wp_remote_retrieve_response_code( $get );
1327	if ( is_wp_error( $get ) \|\| ( 2 !== intval( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
1328	stats_print_wp_remote_error( $get, $url );
1329	} else {
1330	$body = stats_convert_post_titles( $get['body'] );
1331	$body = stats_convert_chart_urls( $body );
1332	$body = stats_convert_image_urls( $body );
1333	echo $body;
1334	}
1335
1336	$post_ids = array();
1337
1338	$csv_end_date = date( 'Y-m-d', current_time( 'timestamp' ) );
1339	$csv_args = array( 'top' => "&limit=8&end=$csv_end_date", 'search' => "&limit=5&end=$csv_end_date" );
1340	/* Translators: Stats dashboard widget postviews list: "$post_title $views Views". */
1341	$printf = __( '%1$s %2$s Views' , 'jetpack' );
1342
1343	foreach ( $top_posts = stats_get_csv( 'postviews', "days=$options[top]$csv_args[top]" ) as $i => $post ) {
1344	if ( 0 === $post['post_id'] ) {
1345	unset( $top_posts[$i] );
1346	continue;
1347	}
1348	$post_ids[] = $post['post_id'];
1349	}
1350
1351	// Cache.
1352	get_posts( array( 'include' => join( ',', array_unique( $post_ids ) ) ) );
1353
1354	$searches = array();
1355	foreach ( $search_terms = stats_get_csv( 'searchterms', "days=$options[search]$csv_args[search]" ) as $search_term ) {
1356	if ( 'encrypted_search_terms' === $search_term['searchterm'] ) {
1357	continue;
1358	}
1359	$searches[] = esc_html( $search_term['searchterm'] );
1360	}
1361
1362	?>
1363	<a class="button" href="admin.php?page=stats"><?php esc_html_e( 'View All', 'jetpack' ); ?></a>
1364	<div id="stats-info">
1365	<div id="top-posts" class='stats-section'>
1366	<div class="stats-section-inner">
1367	<h3 class="heading"><?php esc_html_e( 'Top Posts' , 'jetpack' ); ?></h3>
1368	<?php
1369	if ( empty( $top_posts ) ) {
1370	?>
1371	<p class="nothing"><?php esc_html_e( 'Sorry, nothing to report.', 'jetpack' ); ?></p>
1372	<?php
1373	} else {
1374	foreach ( $top_posts as $post ) {
1375	if ( ! get_post( $post['post_id'] ) ) {
1376	continue;
1377	}
1378	?>
1379	<p><?php printf(
1380	$printf,
1381	'<a href="' . get_permalink( $post['post_id'] ) . '">' . get_the_title( $post['post_id'] ) . '</a>',
1382	number_format_i18n( $post['views'] )
1383	); ?></p>
1384	<?php
1385	}
1386	}
1387	?>
1388	</div>
1389	</div>
1390	<div id="top-search" class='stats-section'>
1391	<div class="stats-section-inner">
1392	<h3 class="heading"><?php esc_html_e( 'Top Searches' , 'jetpack' ); ?></h3>
1393	<?php
1394	if ( empty( $searches ) ) {
1395	?>
1396	<p class="nothing"><?php esc_html_e( 'Sorry, nothing to report.', 'jetpack' ); ?></p>
1397	<?php
1398	} else {
1399	?>
1400	<p><?php echo join( ',  ', $searches );?></p>
1401	<?php
1402	}
1403	?>
1404	</div>
1405	</div>
1406	</div>
1407	<div class="clear"></div>
1408	<?php
1409	exit;
1410	}
1411
1412	/**
1413	* Stats Print WP Remote Error.
1414	*
1415	* @access public
1416	* @param mixed $get Get.
1417	* @param mixed $url URL.
1418	* @return void
1419	*/
1420	function stats_print_wp_remote_error( $get, $url ) {
1421	$state_name = 'stats_remote_error_' . substr( md5( $url ), 0, 8 );
1422	$previous_error = Jetpack::state( $state_name );
1423	$error = md5( serialize( compact( 'get', 'url' ) ) );
1424	Jetpack::state( $state_name, $error );
1425	if ( $error !== $previous_error ) {
1426	?>
1427	<div class="wrap">
1428	<p><?php esc_html_e( 'We were unable to get your stats just now. Please reload this page to try again.', 'jetpack' ); ?></p>
1429	</div>
1430	<?php
1431	return;
1432	}
1433	?>
1434	<div class="wrap">
1435	<p><?php printf( __( 'We were unable to get your stats just now. Please reload this page to try again. If this error persists, please <a href="%1$s" target="_blank">contact support</a>. In your report please include the information below.', 'jetpack' ), 'https://support.wordpress.com/contact/?jetpack=needs-service' ); ?></p>
1436	<pre>
1437	User Agent: "<?php echo esc_html( $_SERVER['HTTP_USER_AGENT'] ); ?>"
1438	Page URL: "http<?php echo (is_ssl()?'s':'') . '://' . esc_html( $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'] ); ?>"
1439	API URL: "<?php echo esc_url( $url ); ?>"
1440	<?php
1441	if ( is_wp_error( $get ) ) {
1442	foreach ( $get->get_error_codes() as $code ) {
1443	foreach ( $get->get_error_messages( $code ) as $message ) {
1444	?>
1445	<?php print $code . ': "' . $message . '"' ?>
1446
1447	<?php
1448	}
1449	}
1450	} else {
1451	$get_code = wp_remote_retrieve_response_code( $get );
1452	$content_length = strlen( wp_remote_retrieve_body( $get ) );
1453	?>
1454	Response code: "<?php print $get_code ?>"
1455	Content length: "<?php print $content_length ?>"
1456
1457	<?php
1458	}
1459	?></pre>
1460	</div>
1461	<?php
1462	}
1463
1464	/**
1465	* Get stats from WordPress.com
1466	*
1467	* @param string $table The stats which you want to retrieve: postviews, or searchterms.
1468	* @param array $args {
1469	* An associative array of arguments.
1470	*
1471	* @type bool $end The last day of the desired time frame. Format is 'Y-m-d' (e.g. 2007-05-01)
1472	* and default timezone is UTC date. Default value is Now.
1473	* @type string $days The length of the desired time frame. Default is 30. Maximum 90 days.
1474	* @type int $limit The maximum number of records to return. Default is 10. Maximum 100.
1475	* @type int $post_id The ID of the post to retrieve stats data for
1476	* @type string $summarize If present, summarizes all matching records. Default Null.
1477	*
1478	* }
1479	*
1480	* @return array {
1481	* An array of post view data, each post as an array
1482	*
1483	* array {
1484	* The post view data for a single post
1485	*
1486	* @type string $post_id The ID of the post
1487	* @type string $post_title The title of the post
1488	* @type string $post_permalink The permalink for the post
1489	* @type string $views The number of views for the post within the $num_days specified
1490	* }
1491	* }
1492	*/
1493	function stats_get_csv( $table, $args = null ) {
1494	$defaults = array( 'end' => false, 'days' => false, 'limit' => 3, 'post_id' => false, 'summarize' => '' );
1495
1496	$args = wp_parse_args( $args, $defaults );
1497	$args['table'] = $table;
1498	$args['blog_id'] = Jetpack_Options::get_option( 'id' );
1499
1500	$stats_csv_url = add_query_arg( $args, 'https://stats.wordpress.com/csv.php' );
1501
1502	$key = md5( $stats_csv_url );
1503
1504	// Get cache.
1505	$stats_cache = get_option( 'stats_cache' );
1506	if ( ! $stats_cache \|\| ! is_array( $stats_cache ) ) {
1507	$stats_cache = array();
1508	}
1509
1510	// Return or expire this key.
1511	if ( isset( $stats_cache[ $key ] ) ) {
1512	$time = key( $stats_cache[ $key ] );
1513	if ( time() - $time < 300 ) {
1514	return $stats_cache[ $key ][ $time ];
1515	}
1516	unset( $stats_cache[ $key ] );
1517	}
1518
1519	$stats_rows = array();
1520	do {
1521	if ( ! $stats = stats_get_remote_csv( $stats_csv_url ) ) {
1522	break;
1523	}
1524
1525	$labels = array_shift( $stats );
1526
1527	if ( 0 === stripos( $labels[0], 'error' ) ) {
1528	break;
1529	}
1530
1531	$stats_rows = array();
1532	for ( $s = 0; isset( $stats[ $s ] ); $s++ ) {
1533	$row = array();
1534	foreach ( $labels as $col => $label ) {
1535	$row[ $label ] = $stats[ $s ][ $col ];
1536	}
1537	$stats_rows[] = $row;
1538	}
1539	} while ( 0 );
1540
1541	// Expire old keys.
1542	foreach ( $stats_cache as $k => $cache ) {
1543	if ( ! is_array( $cache ) \|\| 300 < time() - key( $cache ) ) {
1544	unset( $stats_cache[ $k ] );
1545	}
1546	}
1547
1548	// Set cache.
1549	$stats_cache[ $key ] = array( time() => $stats_rows );
1550	update_option( 'stats_cache', $stats_cache );
1551
1552	return $stats_rows;
1553	}
1554
1555	/**
1556	* Stats get remote CSV.
1557	*
1558	* @access public
1559	* @param mixed $url URL.
1560	* @return array
1561	*/
1562	function stats_get_remote_csv( $url ) {
1563	$method = 'GET';
1564	$timeout = 90;
1565	$user_id = JETPACK_MASTER_USER;
1566
1567	$get = Jetpack_Client::remote_request( compact( 'url', 'method', 'timeout', 'user_id' ) );
1568	$get_code = wp_remote_retrieve_response_code( $get );
1569	if ( is_wp_error( $get ) \|\| ( 2 !== intval( $get_code / 100 ) && 304 !== $get_code ) \|\| empty( $get['body'] ) ) {
1570	return array(); // @todo: return an error?
1571	} else {
1572	return stats_str_getcsv( $get['body'] );
1573	}
1574	}
1575
1576	/**
1577	* Rather than parsing the csv and its special cases, we create a new file and do fgetcsv on it.
1578	*
1579	* @access public
1580	* @param mixed $csv CSV.
1581	* @return array.
1582	*/
1583	function stats_str_getcsv( $csv ) {
1584	if ( function_exists( 'str_getcsv' ) ) {
1585	$lines = str_getcsv( $csv, "\n" );
1586	return array_map( 'str_getcsv', $lines );
1587	}
1588	if ( ! $temp = tmpfile() ) { // The tmpfile() automatically unlinks.
1589	return false;
1590	}
1591
1592	$data = array();
1593
1594	fwrite( $temp, $csv, strlen( $csv ) );
1595	fseek( $temp, 0 );
1596	while ( false !== $row = fgetcsv( $temp, 2000 ) ) {
1597	$data[] = $row;
1598	}
1599	fclose( $temp );
1600
1601	return $data;
1602	}
1603
1604	/**
1605	* Abstract out building the rest api stats path.
1606	*
1607	* @param string $resource Resource.
1608	* @return string
1609	*/
1610	function jetpack_stats_api_path( $resource = '' ) {
1611	$resource = ltrim( $resource, '/' );
1612	return sprintf( '/sites/%d/stats/%s', stats_get_option( 'blog_id' ), $resource );
1613	}
1614
1615	/**
1616	* Fetches stats data from the REST API. Caches locally for 5 minutes.
1617	*
1618	* @link: https://developer.wordpress.com/docs/api/1.1/get/sites/%24site/stats/
1619	* @access public
1620	* @param array $args (default: array()) The args that are passed to the endpoint.
1621	* @param string $resource (default: '') Optional sub-endpoint following /stats/.
1622	* @return array\|WP_Error.
1623	*/
1624	function stats_get_from_restapi( $args = array(), $resource = '' ) {
1625	$endpoint = jetpack_stats_api_path( $resource );
1626	$api_version = '1.1';
1627	$args = wp_parse_args( $args, array() );
1628	$cache_key = md5( implode( '\|', array( $endpoint, $api_version, serialize( $args ) ) ) );
1629
1630	// Get cache.
1631	$stats_cache = Jetpack_Options::get_option( 'restapi_stats_cache', array() );
1632	if ( ! is_array( $stats_cache ) ) {
1633	$stats_cache = array();
1634	}
1635
1636	// Return or expire this key.
1637	if ( isset( $stats_cache[ $cache_key ] ) ) {
1638	$time = key( $stats_cache[ $cache_key ] );
1639	if ( time() - $time < ( 5 * MINUTE_IN_SECONDS ) ) {
1640	$cached_stats = $stats_cache[ $cache_key ][ $time ];
1641	$cached_stats = (object) array_merge( array( 'cached_at' => $time ), (array) $cached_stats );
1642	return $cached_stats;
1643	}
1644	unset( $stats_cache[ $cache_key ] );
1645	}
1646
1647	// Do the dirty work.
1648	$response = Jetpack_Client::wpcom_json_api_request_as_blog( $endpoint, $api_version, $args );
1649	if ( 200 !== wp_remote_retrieve_response_code( $response ) ) {
1650	// If bad, just return it, don't cache.
1651	return $response;
1652	}
1653
1654	$data = json_decode( wp_remote_retrieve_body( $response ) );
1655
1656	// Expire old keys.
1657	foreach ( $stats_cache as $k => $cache ) {
1658	if ( ! is_array( $cache ) \|\| ( 5 * MINUTE_IN_SECONDS ) < time() - key( $cache ) ) {
1659	unset( $stats_cache[ $k ] );
1660	}
1661	}
1662
1663	// Set cache.
1664	$stats_cache[ $cache_key ] = array(
1665	time() => $data,
1666	);
1667	Jetpack_Options::update_option( 'restapi_stats_cache', $stats_cache, false );
1668
1669	return $data;
1670	}
1671
1672	/**
1673	* Load CSS needed for Stats column width in WP-Admin area.
1674	*
1675	* @since 4.7.0
1676	*/
1677	function jetpack_stats_load_admin_css() {
1678	?>
1679	<style type="text/css">
1680	.fixed .column-stats {
1681	width: 5em;
1682	}
1683	</style>
1684	<?php
1685	}
1686
1687	/**
1688	* Set header for column that allows to go to WordPress.com to see an entry's stats.
1689	*
1690	* @param array $columns An array of column names.
1691	*
1692	* @since 4.7.0
1693	*
1694	* @return mixed
1695	*/
1696	function jetpack_stats_post_table( $columns ) { // Adds a stats link on the edit posts page
1697	if ( ! current_user_can( 'view_stats' ) \|\| ! Jetpack::is_user_connected() ) {
1698	return $columns;
1699	}
1700	// Array-Fu to add before comments
1701	$pos = array_search( 'comments', array_keys( $columns ) );
1702	if ( ! is_int( $pos ) ) {
1703	return $columns;
1704	}
1705	$chunks = array_chunk( $columns, $pos, true );
1706	$chunks[0]['stats'] = esc_html__( 'Stats', 'jetpack' );
1707
1708	return call_user_func_array( 'array_merge', $chunks );
1709	}
1710
1711	/**
1712	* Set content for cell with link to an entry's stats in WordPress.com.
1713	*
1714	* @param string $column The name of the column to display.
1715	* @param int $post_id The current post ID.
1716	*
1717	* @since 4.7.0
1718	*
1719	* @return mixed
1720	*/
1721	function jetpack_stats_post_table_cell( $column, $post_id ) {
1722	if ( 'stats' == $column ) {
1723	if ( 'publish' != get_post_status( $post_id ) ) {
1724	printf(
1725	'<span aria-hidden="true">—</span><span class="screen-reader-text">%s</span>',
1726	esc_html__( 'No stats', 'jetpack' )
1727	);
1728	} else {
1729	printf(
1730	'<a href="%s" title="%s" class="dashicons dashicons-chart-bar" target="_blank"></a>',
1731	esc_url( "https://wordpress.com/stats/post/$post_id/" . Jetpack::build_raw_urls( get_home_url() ) ),
1732	esc_html__( 'View stats for this post in WordPress.com', 'jetpack' )
1733	);
1734	}
1735	}
1736	}
1737