<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName

[0] Fix | Delete

/**

[1] Fix | Delete

* Module Name: Infinite Scroll

[2] Fix | Delete

* Module Description: Automatically load new posts as visitors scroll down your site.

[3] Fix | Delete

* Sort Order: 26

[4] Fix | Delete

* First Introduced: 2.0

[5] Fix | Delete

* Requires Connection: No

[6] Fix | Delete

* Auto Activate: No

[7] Fix | Delete

* Module Tags: Appearance

[8] Fix | Delete

* Feature: Appearance

[9] Fix | Delete

* Additional Search Queries: scroll, infinite, infinite scroll

[10] Fix | Delete

*/

[11] Fix | Delete

[12] Fix | Delete

use Automattic\Jetpack\Current_Plan as Jetpack_Plan;

[13] Fix | Delete

use Automattic\Jetpack\Stats\Options as Stats_Options;

[14] Fix | Delete

[15] Fix | Delete

if ( ! defined( 'ABSPATH' ) ) {

[16] Fix | Delete

exit( 0 );

[17] Fix | Delete

}

[18] Fix | Delete

[19] Fix | Delete

/**

[20] Fix | Delete

* Jetpack-specific elements of Infinite Scroll

[21] Fix | Delete

*/

[22] Fix | Delete

class Jetpack_Infinite_Scroll_Extras {

[23] Fix | Delete

/**

[24] Fix | Delete

* Class variable singleton.

[25] Fix | Delete

*

[26] Fix | Delete

* @var Jetpack_Infinite_Scroll_Extras

[27] Fix | Delete

*/

[28] Fix | Delete

private static $instance = null;

[29] Fix | Delete

[30] Fix | Delete

/**

[31] Fix | Delete

* Option names.

[32] Fix | Delete

*

[33] Fix | Delete

* @var string

[34] Fix | Delete

*/

[35] Fix | Delete

private $option_name_google_analytics = 'infinite_scroll_google_analytics';

[36] Fix | Delete

[37] Fix | Delete

/**

[38] Fix | Delete

* Singleton implementation

[39] Fix | Delete

*

[40] Fix | Delete

* @return object

[41] Fix | Delete

*/

[42] Fix | Delete

public static function instance() {

[43] Fix | Delete

if ( ! self::$instance instanceof Jetpack_Infinite_Scroll_Extras ) {

[44] Fix | Delete

self::$instance = new Jetpack_Infinite_Scroll_Extras();

[45] Fix | Delete

}

[46] Fix | Delete

[47] Fix | Delete

return self::$instance;

[48] Fix | Delete

}

[49] Fix | Delete

[50] Fix | Delete

/**

[51] Fix | Delete

* Register actions and filters

[52] Fix | Delete

*

[53] Fix | Delete

* @uses add_action, add_filter

[54] Fix | Delete

*/

[55] Fix | Delete

private function __construct() {

[56] Fix | Delete

add_action( 'jetpack_modules_loaded', array( $this, 'action_jetpack_modules_loaded' ) );

[57] Fix | Delete

[58] Fix | Delete

add_action( 'admin_init', array( $this, 'action_admin_init' ), 11 );

[59] Fix | Delete

[60] Fix | Delete

add_action( 'after_setup_theme', array( $this, 'action_after_setup_theme' ), 5 );

[61] Fix | Delete

[62] Fix | Delete

add_filter( 'infinite_scroll_js_settings', array( $this, 'filter_infinite_scroll_js_settings' ) );

[63] Fix | Delete

[64] Fix | Delete

add_action( 'wp_enqueue_scripts', array( $this, 'action_wp_enqueue_scripts' ) );

[65] Fix | Delete

}

[66] Fix | Delete

[67] Fix | Delete

/**

[68] Fix | Delete

* Enable "Configure" button on module card

[69] Fix | Delete

*

[70] Fix | Delete

* @uses Jetpack::enable_module_configurable

[71] Fix | Delete

* @action jetpack_modules_loaded

[72] Fix | Delete

*/

[73] Fix | Delete

public function action_jetpack_modules_loaded() {

[74] Fix | Delete

Jetpack::enable_module_configurable( __FILE__ );

[75] Fix | Delete

}

[76] Fix | Delete

[77] Fix | Delete

/**

[78] Fix | Delete

* Register Google Analytics setting

[79] Fix | Delete

*

[80] Fix | Delete

* @uses add_settings_field, __, register_setting

[81] Fix | Delete

* @action admin_init

[82] Fix | Delete

*/

[83] Fix | Delete

public function action_admin_init() {

[84] Fix | Delete

if ( ! Jetpack_Plan::supports( 'google-analytics' ) ) {

[85] Fix | Delete

return;

[86] Fix | Delete

}

[87] Fix | Delete

[88] Fix | Delete

add_settings_field( $this->option_name_google_analytics, '<span id="infinite-scroll-google-analytics">' . __( 'Use Google Analytics with Infinite Scroll', 'jetpack' ) . '</span>', array( $this, 'setting_google_analytics' ), 'reading' );

[89] Fix | Delete

register_setting( 'reading', $this->option_name_google_analytics, array( $this, 'sanitize_boolean_value' ) );

[90] Fix | Delete

}

[91] Fix | Delete

[92] Fix | Delete

/**

[93] Fix | Delete

* Render Google Analytics option

[94] Fix | Delete

*

[95] Fix | Delete

* @uses checked, get_option, __

[96] Fix | Delete

*/

[97] Fix | Delete

public function setting_google_analytics() {

[98] Fix | Delete

echo '<label><input name="infinite_scroll_google_analytics" type="checkbox" value="1" ' . checked( true, (bool) get_option( $this->option_name_google_analytics, false ), false ) . ' /> ' . esc_html__( 'Track each scroll load (7 posts by default) as a page view in Google Analytics', 'jetpack' ) . '</label>';

[99] Fix | Delete

echo '<p class="description">' . esc_html__( 'Check the box above to record each new set of posts loaded via Infinite Scroll as a page view in Google Analytics.', 'jetpack' ) . '</p>';

[100] Fix | Delete

}

[101] Fix | Delete

[102] Fix | Delete

/**

[103] Fix | Delete

* Sanitize value as a boolean

[104] Fix | Delete

*

[105] Fix | Delete

* @param mixed $value - the value we're sanitizing.

[106] Fix | Delete

* @return bool

[107] Fix | Delete

*/

[108] Fix | Delete

public function sanitize_boolean_value( $value ) {

[109] Fix | Delete

return (bool) $value;

[110] Fix | Delete

}

[111] Fix | Delete

[112] Fix | Delete

/**

[113] Fix | Delete

* Load theme's infinite scroll annotation file, if present in the IS plugin.

[114] Fix | Delete

* The `setup_theme` action is used because the annotation files should be using `after_setup_theme` to register support for IS.

[115] Fix | Delete

*

[116] Fix | Delete

* As released in Jetpack 2.0, a child theme's parent wasn't checked for in the plugin's bundled support, hence the convoluted way the parent is checked for now.

[117] Fix | Delete

*

[118] Fix | Delete

* @uses is_admin, wp_get_theme, apply_filters

[119] Fix | Delete

* @action setup_theme

[120] Fix | Delete

* @return null

[121] Fix | Delete

*/

[122] Fix | Delete

public function action_after_setup_theme() {

[123] Fix | Delete

$theme = wp_get_theme();

[124] Fix | Delete

[125] Fix | Delete

if ( ! $theme instanceof WP_Theme && ! is_array( $theme ) ) {

[126] Fix | Delete

return;

[127] Fix | Delete

}

[128] Fix | Delete

[129] Fix | Delete

/** This filter is already documented in modules/infinite-scroll/infinity.php */

[130] Fix | Delete

$customization_file = apply_filters( 'infinite_scroll_customization_file', __DIR__ . "/infinite-scroll/themes/{$theme['Stylesheet']}.php", $theme['Stylesheet'] );

[131] Fix | Delete

[132] Fix | Delete

if ( is_readable( $customization_file ) ) {

[133] Fix | Delete

require_once $customization_file;

[134] Fix | Delete

} elseif ( ! empty( $theme['Template'] ) ) {

[135] Fix | Delete

$customization_file = __DIR__ . "/infinite-scroll/themes/{$theme['Template']}.php";

[136] Fix | Delete

[137] Fix | Delete

if ( is_readable( $customization_file ) ) {

[138] Fix | Delete

require_once $customization_file;

[139] Fix | Delete

}

[140] Fix | Delete

}

[141] Fix | Delete

}

[142] Fix | Delete

[143] Fix | Delete

/**

[144] Fix | Delete

* Modify Infinite Scroll configuration information

[145] Fix | Delete

*

[146] Fix | Delete

* @uses Jetpack::get_active_modules, is_user_logged_in, stats_get_options, Jetpack_Options::get_option, get_option, JETPACK__API_VERSION, JETPACK__VERSION

[147] Fix | Delete

* @filter infinite_scroll_js_settings

[148] Fix | Delete

*

[149] Fix | Delete

* @param array $settings - the settings.

[150] Fix | Delete

* @return array

[151] Fix | Delete

*/

[152] Fix | Delete

public function filter_infinite_scroll_js_settings( $settings ) {

[153] Fix | Delete

// Provide WP Stats info for tracking Infinite Scroll loads

[154] Fix | Delete

// Abort if Stats module isn't active

[155] Fix | Delete

if ( in_array( 'stats', Jetpack::get_active_modules(), true ) ) {

[156] Fix | Delete

// Abort if user is logged in but logged-in users shouldn't be tracked.

[157] Fix | Delete

if ( is_user_logged_in() ) {

[158] Fix | Delete

$stats_options = Stats_Options::get_options();

[159] Fix | Delete

$track_loggedin_users = isset( $stats_options['count_roles'] ) ? (bool) $stats_options['count_roles'] : false;

[160] Fix | Delete

[161] Fix | Delete

if ( ! $track_loggedin_users ) {

[162] Fix | Delete

return $settings;

[163] Fix | Delete

}

[164] Fix | Delete

}

[165] Fix | Delete

[166] Fix | Delete

// We made it this far, so gather the data needed to track IS views

[167] Fix | Delete

$settings['stats'] = 'blog=' . Jetpack_Options::get_option( 'id' ) . '&host=' . wp_parse_url( get_option( 'home' ), PHP_URL_HOST ) . '&v=ext&j=' . JETPACK__API_VERSION . ':' . JETPACK__VERSION;

[168] Fix | Delete

[169] Fix | Delete

// Pagetype parameter

[170] Fix | Delete

$settings['stats'] .= '&x_pagetype=infinite';

[171] Fix | Delete

if ( 'click' === $settings['type'] ) {

[172] Fix | Delete

$settings['stats'] .= '-click';

[173] Fix | Delete

}

[174] Fix | Delete

[175] Fix | Delete

$settings['stats'] .= '-jetpack';

[176] Fix | Delete

}

[177] Fix | Delete

[178] Fix | Delete

// Check if Google Analytics tracking is requested.

[179] Fix | Delete

$settings['google_analytics'] = Jetpack_Plan::supports( 'google-analytics' ) && Jetpack_Options::get_option_and_ensure_autoload( $this->option_name_google_analytics, 0 );

[180] Fix | Delete

[181] Fix | Delete

return $settings;

[182] Fix | Delete

}

[183] Fix | Delete

[184] Fix | Delete

/**

[185] Fix | Delete

* Always load certain scripts when IS is enabled, as they can't be loaded after `document.ready` fires, meaning they can't leverage IS's script loader.

[186] Fix | Delete

*

[187] Fix | Delete

* @global $videopress

[188] Fix | Delete

* @uses do_action()

[189] Fix | Delete

* @uses apply_filters()

[190] Fix | Delete

* @uses wp_enqueue_style()

[191] Fix | Delete

* @uses wp_enqueue_script()

[192] Fix | Delete

* @action wp_enqueue_scripts

[193] Fix | Delete

* @return null

[194] Fix | Delete

*/

[195] Fix | Delete

public function action_wp_enqueue_scripts() {

[196] Fix | Delete

// Do not load scripts and styles on singular pages and static pages

[197] Fix | Delete

$load_scripts_and_styles = ! ( is_singular() || is_page() );

[198] Fix | Delete

if (

[199] Fix | Delete

/**

[200] Fix | Delete

* Allow plugins to enqueue all Infinite Scroll scripts and styles on singular pages as well.

[201] Fix | Delete

*

[202] Fix | Delete

* @module infinite-scroll

[203] Fix | Delete

*

[204] Fix | Delete

* @since 3.1.0

[205] Fix | Delete

*

[206] Fix | Delete

* @param bool $load_scripts_and_styles Should scripts and styles be loaded on singular pahes and static pages. Default to false.

[207] Fix | Delete

*/

[208] Fix | Delete

! apply_filters( 'jetpack_infinite_scroll_load_scripts_and_styles', $load_scripts_and_styles )

[209] Fix | Delete

) {

[210] Fix | Delete

return;

[211] Fix | Delete

}

[212] Fix | Delete

[213] Fix | Delete

// VideoPress stand-alone plugin

[214] Fix | Delete

global $videopress;

[215] Fix | Delete

if ( ! empty( $videopress ) && The_Neverending_Home_Page::archive_supports_infinity() && is_a( $videopress, 'VideoPress' ) && method_exists( $videopress, 'enqueue_scripts' ) ) {

[216] Fix | Delete

$videopress->enqueue_scripts();

[217] Fix | Delete

}

[218] Fix | Delete

[219] Fix | Delete

// VideoPress Jetpack module

[220] Fix | Delete

if ( Jetpack::is_module_active( 'videopress' ) ) {

[221] Fix | Delete

wp_enqueue_script( 'videopress' );

[222] Fix | Delete

}

[223] Fix | Delete

[224] Fix | Delete

// Fire the post_gallery action early so Carousel scripts are present.

[225] Fix | Delete

if ( Jetpack::is_module_active( 'carousel' ) ) {

[226] Fix | Delete

/** This filter is already documented in core/wp-includes/media.php */

[227] Fix | Delete

do_action( 'post_gallery', '', '', 0 );

[228] Fix | Delete

}

[229] Fix | Delete

[230] Fix | Delete

// Always enqueue Tiled Gallery scripts when both IS and Tiled Galleries are enabled

[231] Fix | Delete

if ( Jetpack::is_module_active( 'tiled-gallery' ) ) {

[232] Fix | Delete

Jetpack_Tiled_Gallery::default_scripts_and_styles();

[233] Fix | Delete

}

[234] Fix | Delete

}

[235] Fix | Delete

}

[236] Fix | Delete

Jetpack_Infinite_Scroll_Extras::instance();

[237] Fix | Delete

[238] Fix | Delete

/**

[239] Fix | Delete

* Load main IS file

[240] Fix | Delete

*/

[241] Fix | Delete

require_once __DIR__ . '/infinite-scroll/infinity.php';

[242] Fix | Delete

[243] Fix | Delete

/**

[244] Fix | Delete

* Remove the IS annotation loading function bundled with the IS plugin in favor of the Jetpack-specific version in Jetpack_Infinite_Scroll_Extras::action_after_setup_theme();

[245] Fix | Delete

*/

[246] Fix | Delete

remove_action( 'after_setup_theme', 'the_neverending_home_page_theme_support', 5 );

[247] Fix | Delete

[248] Fix | Delete