* @module infinite-scroll

[1500] Fix | Delete

*

[1501] Fix | Delete

* @since 2.0.0

[1502] Fix | Delete

*/

[1503] Fix | Delete

do_action( 'infinite_scroll_empty' );

[1504] Fix | Delete

$results['type'] = 'empty';

[1505] Fix | Delete

} elseif ( $this->has_wrapper() ) {

[1506] Fix | Delete

$wrapper_classes = is_string( self::get_settings()->wrapper ) ? self::get_settings()->wrapper : 'infinite-wrap';

[1507] Fix | Delete

$wrapper_classes .= ' infinite-view-' . $page;

[1508] Fix | Delete

$wrapper_classes = trim( $wrapper_classes );

[1509] Fix | Delete

$aria_label = sprintf(

[1510] Fix | Delete

/* translators: %1$s is the page count */

[1511] Fix | Delete

__( 'Page: %1$d.', 'jetpack' ),

[1512] Fix | Delete

$page

[1513] Fix | Delete

);

[1514] Fix | Delete

[1515] Fix | Delete

$results['html'] = '<div class="' . esc_attr( $wrapper_classes ) . '" id="infinite-view-' . $page . '" data-page-num="' . $page . '" role="region" aria-label="' . esc_attr( $aria_label ) . '">' . $results['html'] . '</div>';

[1516] Fix | Delete

}

[1517] Fix | Delete

[1518] Fix | Delete

// Fire wp_footer to ensure that all necessary scripts are enqueued. Output isn't used, but scripts are extracted in self::action_wp_footer.

[1519] Fix | Delete

ob_start();

[1520] Fix | Delete

wp_footer();

[1521] Fix | Delete

while ( ob_get_length() ) {

[1522] Fix | Delete

ob_end_clean();

[1523] Fix | Delete

}

[1524] Fix | Delete

[1525] Fix | Delete

if ( 'success' === $results['type'] ) {

[1526] Fix | Delete

global $currentday;

[1527] Fix | Delete

$results['lastbatch'] = self::is_last_batch();

[1528] Fix | Delete

$results['currentday'] = $currentday;

[1529] Fix | Delete

}

[1530] Fix | Delete

[1531] Fix | Delete

// Loop through posts to capture sharing data for new posts loaded via Infinite Scroll

[1532] Fix | Delete

if ( 'success' === $results['type'] && function_exists( 'sharing_register_post_for_share_counts' ) ) {

[1533] Fix | Delete

global $jetpack_sharing_counts;

[1534] Fix | Delete

[1535] Fix | Delete

while ( have_posts() ) {

[1536] Fix | Delete

the_post();

[1537] Fix | Delete

[1538] Fix | Delete

sharing_register_post_for_share_counts( get_the_ID() );

[1539] Fix | Delete

}

[1540] Fix | Delete

[1541] Fix | Delete

// If sharing counts are not initialized for any reason, we initialize them here.

[1542] Fix | Delete

if ( ! is_array( $jetpack_sharing_counts ) ) {

[1543] Fix | Delete

$jetpack_sharing_counts = array();

[1544] Fix | Delete

} else {

[1545] Fix | Delete

// Filter out non-string and non-integer values to avoid warnings with array_flip.

[1546] Fix | Delete

$flippable_jetpack_sharing_counts = array_filter(

[1547] Fix | Delete

$jetpack_sharing_counts,

[1548] Fix | Delete

function ( $value ) {

[1549] Fix | Delete

return is_string( $value ) || is_int( $value );

[1550] Fix | Delete

}

[1551] Fix | Delete

);

[1552] Fix | Delete

}

[1553] Fix | Delete

[1554] Fix | Delete

$results['postflair'] = array_flip( $flippable_jetpack_sharing_counts ?? array() );

[1555] Fix | Delete

}

[1556] Fix | Delete

} else {

[1557] Fix | Delete

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

[1558] Fix | Delete

do_action( 'infinite_scroll_empty' );

[1559] Fix | Delete

$results['type'] = 'empty';

[1560] Fix | Delete

}

[1561] Fix | Delete

[1562] Fix | Delete

wp_send_json(

[1563] Fix | Delete

/**

[1564] Fix | Delete

* Filter the Infinite Scroll results.

[1565] Fix | Delete

*

[1566] Fix | Delete

* @module infinite-scroll

[1567] Fix | Delete

*

[1568] Fix | Delete

* @since 2.0.0

[1569] Fix | Delete

*

[1570] Fix | Delete

* @param array $results Array of Infinite Scroll results.

[1571] Fix | Delete

* @param array $query_args Array of main query arguments.

[1572] Fix | Delete

* @param WP_Query $wp_query WP Query.

[1573] Fix | Delete

*/

[1574] Fix | Delete

apply_filters( 'infinite_scroll_results', $results, $query_args, self::wp_query() ),

[1575] Fix | Delete

null, // @phan-suppress-current-line PhanTypeMismatchArgumentProbablyReal -- It takes null, but its phpdoc only says int.

[1576] Fix | Delete

JSON_UNESCAPED_SLASHES

[1577] Fix | Delete

);

[1578] Fix | Delete

}

[1579] Fix | Delete

[1580] Fix | Delete

/**

[1581] Fix | Delete

* Update the $allowed_vars array with the standard WP public and private

[1582] Fix | Delete

* query vars, as well as taxonomy vars

[1583] Fix | Delete

*

[1584] Fix | Delete

* @global $wp

[1585] Fix | Delete

* @param array $allowed_vars - the allowed variables array.

[1586] Fix | Delete

* @filter infinite_scroll_allowed_vars

[1587] Fix | Delete

* @return array

[1588] Fix | Delete

*/

[1589] Fix | Delete

public function allowed_query_vars( $allowed_vars ) {

[1590] Fix | Delete

global $wp;

[1591] Fix | Delete

[1592] Fix | Delete

$allowed_vars += $wp->public_query_vars;

[1593] Fix | Delete

$allowed_vars += $wp->private_query_vars;

[1594] Fix | Delete

$allowed_vars += $this->get_taxonomy_vars();

[1595] Fix | Delete

[1596] Fix | Delete

foreach ( array_keys( $allowed_vars, 'paged', true ) as $key ) {

[1597] Fix | Delete

unset( $allowed_vars[ $key ] );

[1598] Fix | Delete

}

[1599] Fix | Delete

[1600] Fix | Delete

return array_unique( $allowed_vars );

[1601] Fix | Delete

}

[1602] Fix | Delete

[1603] Fix | Delete

/**

[1604] Fix | Delete

* Returns an array of stock and custom taxonomy query vars

[1605] Fix | Delete

*

[1606] Fix | Delete

* @global $wp_taxonomies

[1607] Fix | Delete

* @return array

[1608] Fix | Delete

*/

[1609] Fix | Delete

public function get_taxonomy_vars() {

[1610] Fix | Delete

global $wp_taxonomies;

[1611] Fix | Delete

[1612] Fix | Delete

$taxonomy_vars = array();

[1613] Fix | Delete

foreach ( $wp_taxonomies as $t ) {

[1614] Fix | Delete

if ( $t->query_var ) {

[1615] Fix | Delete

$taxonomy_vars[] = $t->query_var;

[1616] Fix | Delete

}

[1617] Fix | Delete

}

[1618] Fix | Delete

[1619] Fix | Delete

// still needed?

[1620] Fix | Delete

$taxonomy_vars[] = 'tag_id';

[1621] Fix | Delete

[1622] Fix | Delete

return $taxonomy_vars;

[1623] Fix | Delete

}

[1624] Fix | Delete

[1625] Fix | Delete

/**

[1626] Fix | Delete

* Update the $query_args array with the parameters provided via AJAX/GET.

[1627] Fix | Delete

*

[1628] Fix | Delete

* @param array $query_args - the query args.

[1629] Fix | Delete

* @filter infinite_scroll_query_args

[1630] Fix | Delete

* @return array

[1631] Fix | Delete

*/

[1632] Fix | Delete

public function inject_query_args( $query_args ) {

[1633] Fix | Delete

/**

[1634] Fix | Delete

* Filter the array of allowed Infinite Scroll query arguments.

[1635] Fix | Delete

*

[1636] Fix | Delete

* @module infinite-scroll

[1637] Fix | Delete

*

[1638] Fix | Delete

* @since 2.6.0

[1639] Fix | Delete

*

[1640] Fix | Delete

* @param array $args Array of allowed Infinite Scroll query arguments.

[1641] Fix | Delete

* @param array $query_args Array of query arguments.

[1642] Fix | Delete

*/

[1643] Fix | Delete

$allowed_vars = apply_filters( 'infinite_scroll_allowed_vars', array(), $query_args );

[1644] Fix | Delete

[1645] Fix | Delete

$query_args = array_merge(

[1646] Fix | Delete

$query_args,

[1647] Fix | Delete

array(

[1648] Fix | Delete

'suppress_filters' => false,

[1649] Fix | Delete

)

[1650] Fix | Delete

);

[1651] Fix | Delete

[1652] Fix | Delete

if ( isset( $_REQUEST['query_args'] ) && is_array( $_REQUEST['query_args'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- no site changes.

[1653] Fix | Delete

foreach ( wp_unslash( $_REQUEST['query_args'] ) as $var => $value ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized -- no site changes, sanitized below.

[1654] Fix | Delete

if ( in_array( $var, $allowed_vars, true ) && ! empty( $value ) ) {

[1655] Fix | Delete

$query_args[ $var ] = filter_var( $value );

[1656] Fix | Delete

}

[1657] Fix | Delete

}

[1658] Fix | Delete

}

[1659] Fix | Delete

[1660] Fix | Delete

return $query_args;

[1661] Fix | Delete

}

[1662] Fix | Delete

[1663] Fix | Delete

/**

[1664] Fix | Delete

* Rendering fallback used when themes don't specify their own handler.

[1665] Fix | Delete

*

[1666] Fix | Delete

* @uses have_posts, the_post, get_template_part, get_post_format

[1667] Fix | Delete

* @action infinite_scroll_render

[1668] Fix | Delete

*/

[1669] Fix | Delete

public function render() {

[1670] Fix | Delete

while ( have_posts() ) {

[1671] Fix | Delete

the_post();

[1672] Fix | Delete

[1673] Fix | Delete

get_template_part( 'content', get_post_format() );

[1674] Fix | Delete

}

[1675] Fix | Delete

}

[1676] Fix | Delete

[1677] Fix | Delete

/**

[1678] Fix | Delete

* Allow plugins to filter what archives Infinite Scroll supports

[1679] Fix | Delete

*

[1680] Fix | Delete

* @uses current_theme_supports, is_home, is_archive, apply_filters, self::get_settings

[1681] Fix | Delete

* @return bool

[1682] Fix | Delete

*/

[1683] Fix | Delete

public static function archive_supports_infinity() {

[1684] Fix | Delete

$supported = current_theme_supports( 'infinite-scroll' ) && ( is_home() || is_archive() || is_search() );

[1685] Fix | Delete

[1686] Fix | Delete

// Disable when previewing a non-active theme in the customizer

[1687] Fix | Delete

if ( is_customize_preview() && ! $GLOBALS['wp_customize']->is_theme_active() ) {

[1688] Fix | Delete

return false;

[1689] Fix | Delete

}

[1690] Fix | Delete

[1691] Fix | Delete

/**

[1692] Fix | Delete

* Allow plugins to filter what archives Infinite Scroll supports.

[1693] Fix | Delete

*

[1694] Fix | Delete

* @module infinite-scroll

[1695] Fix | Delete

*

[1696] Fix | Delete

* @since 2.0.0

[1697] Fix | Delete

*

[1698] Fix | Delete

* @param bool $supported Does the Archive page support Infinite Scroll.

[1699] Fix | Delete

* @param object self::get_settings() IS settings provided by theme.

[1700] Fix | Delete

*/

[1701] Fix | Delete

return (bool) apply_filters( 'infinite_scroll_archive_supported', $supported, self::get_settings() );

[1702] Fix | Delete

}

[1703] Fix | Delete

[1704] Fix | Delete

/**

[1705] Fix | Delete

* The Infinite Blog Footer

[1706] Fix | Delete

*

[1707] Fix | Delete

* @uses self::get_settings, self::archive_supports_infinity, self::default_footer

[1708] Fix | Delete

* @return string or null

[1709] Fix | Delete

*/

[1710] Fix | Delete

public function footer() {

[1711] Fix | Delete

if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {

[1712] Fix | Delete

return;

[1713] Fix | Delete

}

[1714] Fix | Delete

[1715] Fix | Delete

$settings = self::get_settings();

[1716] Fix | Delete

[1717] Fix | Delete

// Bail if theme requested footer not show

[1718] Fix | Delete

if ( false === $settings->footer ) {

[1719] Fix | Delete

return;

[1720] Fix | Delete

}

[1721] Fix | Delete

[1722] Fix | Delete

// We only need the new footer for the 'scroll' type

[1723] Fix | Delete

if ( 'scroll' !== $settings->type || ! self::archive_supports_infinity() ) {

[1724] Fix | Delete

return;

[1725] Fix | Delete

}

[1726] Fix | Delete

[1727] Fix | Delete

if ( self::is_last_batch() ) {

[1728] Fix | Delete

return;

[1729] Fix | Delete

}

[1730] Fix | Delete

[1731] Fix | Delete

// Display a footer, either user-specified or a default

[1732] Fix | Delete

if ( false !== $settings->footer_callback && is_callable( $settings->footer_callback ) ) {

[1733] Fix | Delete

call_user_func( $settings->footer_callback, $settings );

[1734] Fix | Delete

} else {

[1735] Fix | Delete

self::default_footer();

[1736] Fix | Delete

}

[1737] Fix | Delete

}

[1738] Fix | Delete

[1739] Fix | Delete

/**

[1740] Fix | Delete

* Render default IS footer

[1741] Fix | Delete

*

[1742] Fix | Delete

* @uses __, wp_get_theme, apply_filters, home_url, esc_attr, get_bloginfo, bloginfo

[1743] Fix | Delete

*/

[1744] Fix | Delete

private function default_footer() {

[1745] Fix | Delete

if ( '' !== get_privacy_policy_url() ) {

[1746] Fix | Delete

$credits = get_the_privacy_policy_link() . '<span role="separator" aria-hidden="true"> / </span>';

[1747] Fix | Delete

} else {

[1748] Fix | Delete

$credits = '';

[1749] Fix | Delete

}

[1750] Fix | Delete

$credits .= sprintf(

[1751] Fix | Delete

'<a href="https://wordpress.org/" rel="noopener noreferrer" target="_blank" rel="generator">%1$s</a> ',

[1752] Fix | Delete

__( 'Proudly powered by WordPress', 'jetpack' )

[1753] Fix | Delete

);

[1754] Fix | Delete

$credits .= sprintf(

[1755] Fix | Delete

/* translators: %1$s is the name of a theme */

[1756] Fix | Delete

__( 'Theme: %1$s.', 'jetpack' ),

[1757] Fix | Delete

wp_get_theme()->Name

[1758] Fix | Delete

);

[1759] Fix | Delete

/**

[1760] Fix | Delete

* Filter Infinite Scroll's credit text.

[1761] Fix | Delete

*

[1762] Fix | Delete

* @module infinite-scroll

[1763] Fix | Delete

*

[1764] Fix | Delete

* @since 2.0.0

[1765] Fix | Delete

*

[1766] Fix | Delete

* @param string $credits Infinite Scroll credits.

[1767] Fix | Delete

*/

[1768] Fix | Delete

$credits = apply_filters( 'infinite_scroll_credit', $credits );

[1769] Fix | Delete

[1770] Fix | Delete

?>

[1771] Fix | Delete

<div id="infinite-footer">

[1772] Fix | Delete

<div class="container">

[1773] Fix | Delete

<div class="blog-info">

[1774] Fix | Delete

<a id="infinity-blog-title" href="<?php echo esc_url( home_url( '/' ) ); ?>" rel="home">

[1775] Fix | Delete

<?php bloginfo( 'name' ); ?>

[1776] Fix | Delete

</a>

[1777] Fix | Delete

</div>

[1778] Fix | Delete

<div class="blog-credits">

[1779] Fix | Delete

<?php echo $credits; //phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped ?>

[1780] Fix | Delete

</div>

[1781] Fix | Delete

</div>

[1782] Fix | Delete

</div><!-- #infinite-footer -->

[1783] Fix | Delete

<?php

[1784] Fix | Delete

}

[1785] Fix | Delete

[1786] Fix | Delete

/**

[1787] Fix | Delete

* Ensure that IS doesn't interfere with Grunion by stripping IS query arguments from the Grunion redirect URL.

[1788] Fix | Delete

* When arguments are present, Grunion redirects to the IS AJAX endpoint.

[1789] Fix | Delete

*

[1790] Fix | Delete

* @param string $url - the Grunion redirect URL.

[1791] Fix | Delete

* @uses remove_query_arg

[1792] Fix | Delete

* @filter grunion_contact_form_redirect_url

[1793] Fix | Delete

* @return string

[1794] Fix | Delete

*/

[1795] Fix | Delete

public function filter_grunion_redirect_url( $url ) {

[1796] Fix | Delete

// Remove IS query args, if present

[1797] Fix | Delete

if ( str_contains( $url, 'infinity=scrolling' ) ) {

[1798] Fix | Delete

$url = remove_query_arg(

[1799] Fix | Delete

array(

[1800] Fix | Delete

'infinity',

[1801] Fix | Delete

'action',

[1802] Fix | Delete

'page',

[1803] Fix | Delete

'order',

[1804] Fix | Delete

'scripts',

[1805] Fix | Delete

'styles',

[1806] Fix | Delete

),

[1807] Fix | Delete

$url

[1808] Fix | Delete

);

[1809] Fix | Delete

}

[1810] Fix | Delete

[1811] Fix | Delete

return $url;

[1812] Fix | Delete

}

[1813] Fix | Delete

[1814] Fix | Delete

/**

[1815] Fix | Delete

* When the MediaElement is loaded in dynamically, we need to enforce that

[1816] Fix | Delete

* its settings are added to the page as well.

[1817] Fix | Delete

*

[1818] Fix | Delete

* @param array $scripts_data New scripts exposed to the infinite scroll.

[1819] Fix | Delete

*

[1820] Fix | Delete

* @since 8.4.0

[1821] Fix | Delete

*/

[1822] Fix | Delete

public function add_mejs_config( $scripts_data ) {

[1823] Fix | Delete

foreach ( $scripts_data as $key => $data ) {

[1824] Fix | Delete

if ( 'mediaelement-core' === $data['handle'] ) {

[1825] Fix | Delete

$mejs_settings = array(

[1826] Fix | Delete

'pluginPath' => includes_url( 'js/mediaelement/', 'relative' ),

[1827] Fix | Delete

'classPrefix' => 'mejs-',

[1828] Fix | Delete

'stretching' => 'responsive',

[1829] Fix | Delete

);

[1830] Fix | Delete

[1831] Fix | Delete

$scripts_data[ $key ]['extra_data'] = sprintf(

[1832] Fix | Delete

'window.%s = %s',

[1833] Fix | Delete

'_wpmejsSettings',

[1834] Fix | Delete

wp_json_encode( apply_filters( 'mejs_settings', $mejs_settings ), JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP )

[1835] Fix | Delete

);

[1836] Fix | Delete

}

[1837] Fix | Delete

}

[1838] Fix | Delete

return $scripts_data;

[1839] Fix | Delete

}

[1840] Fix | Delete

[1841] Fix | Delete

/**

[1842] Fix | Delete

* Determines whether the legacy AMP Reader post templates are being used.

[1843] Fix | Delete

*

[1844] Fix | Delete

* @return bool

[1845] Fix | Delete

*/

[1846] Fix | Delete

private function is_exempted_amp_page() {

[1847] Fix | Delete

if ( is_singular( 'web-story' ) ) {

[1848] Fix | Delete

// Ensure that <amp-next-page> is not injected after <amp-story> as generated by the Web Stories plugin.

[1849] Fix | Delete

return true;

[1850] Fix | Delete

}

[1851] Fix | Delete

if ( function_exists( 'amp_is_legacy' ) ) {

[1852] Fix | Delete

// Available since AMP v2.0, this will return false if a theme like Twenty Twenty is selected as the Reader theme.

[1853] Fix | Delete

return amp_is_legacy();

[1854] Fix | Delete

}

[1855] Fix | Delete

if ( method_exists( 'AMP_Options_Manager', 'get_option' ) ) {

[1856] Fix | Delete

// In versions prior to v2.0, checking the template mode as being 'reader' is sufficient.

[1857] Fix | Delete

return 'reader' === AMP_Options_Manager::get_option( 'theme_support' );

[1858] Fix | Delete

}

[1859] Fix | Delete

return false;

[1860] Fix | Delete

}

[1861] Fix | Delete

[1862] Fix | Delete

/**

[1863] Fix | Delete

* Load AMP specific hooks.

[1864] Fix | Delete

*

[1865] Fix | Delete

* @return void

[1866] Fix | Delete

*/

[1867] Fix | Delete

public function amp_load_hooks() {

[1868] Fix | Delete

if ( $this->is_exempted_amp_page() ) {

[1869] Fix | Delete

return;

[1870] Fix | Delete

}

[1871] Fix | Delete

[1872] Fix | Delete

if ( class_exists( 'Jetpack_AMP_Support' ) && Jetpack_AMP_Support::is_amp_request() ) {

[1873] Fix | Delete

$template = self::get_settings()->render;

[1874] Fix | Delete

[1875] Fix | Delete

add_filter( 'jetpack_infinite_scroll_load_scripts_and_styles', '__return_false' );

[1876] Fix | Delete

[1877] Fix | Delete

add_action( 'template_redirect', array( $this, 'amp_start_output_buffering' ), 0 );

[1878] Fix | Delete

add_action( 'shutdown', array( $this, 'amp_output_buffer' ), 1 );

[1879] Fix | Delete

[1880] Fix | Delete

if ( is_string( $template ) && strpos( $template, '::' ) === false && is_callable( "amp_{$template}_hooks" ) ) {

[1881] Fix | Delete

call_user_func( "amp_{$template}_hooks" );

[1882] Fix | Delete

}

[1883] Fix | Delete

[1884] Fix | Delete

// Warms up the amp next page markup.

[1885] Fix | Delete

// This should be done outside the output buffering callback started in the template_redirect.

[1886] Fix | Delete

$this->amp_get_footer_template();

[1887] Fix | Delete

}

[1888] Fix | Delete

}

[1889] Fix | Delete

[1890] Fix | Delete

/**

[1891] Fix | Delete

* Start the AMP output buffering.

[1892] Fix | Delete

*

[1893] Fix | Delete

* @return void

[1894] Fix | Delete

*/

[1895] Fix | Delete

public function amp_start_output_buffering() {

[1896] Fix | Delete

ob_start( array( $this, 'amp_finish_output_buffering' ) );

[1897] Fix | Delete

}

[1898] Fix | Delete

[1899] Fix | Delete

/**

[1900] Fix | Delete

* Flush the AMP output buffer.

[1901] Fix | Delete

*

[1902] Fix | Delete

* @return void

[1903] Fix | Delete

*/

[1904] Fix | Delete

public function amp_output_buffer() {

[1905] Fix | Delete

if ( ob_get_contents() ) {

[1906] Fix | Delete

ob_end_flush();

[1907] Fix | Delete

}

[1908] Fix | Delete

}

[1909] Fix | Delete

[1910] Fix | Delete

/**

[1911] Fix | Delete

* Filter the AMP output buffer contents.

[1912] Fix | Delete

*

[1913] Fix | Delete

* @param string $buffer Contents of the output buffer.

[1914] Fix | Delete

*

[1915] Fix | Delete

* @return string|false

[1916] Fix | Delete

*/

[1917] Fix | Delete

public function amp_finish_output_buffering( $buffer ) {

[1918] Fix | Delete

// Hide WordPress admin bar on next page load.

[1919] Fix | Delete

$buffer = preg_replace(

[1920] Fix | Delete

'/id="wpadminbar"/',

[1921] Fix | Delete

'$0 next-page-hide',

[1922] Fix | Delete

$buffer

[1923] Fix | Delete

);

[1924] Fix | Delete

[1925] Fix | Delete

/**

[1926] Fix | Delete

* Get the theme footers.

[1927] Fix | Delete

*

[1928] Fix | Delete

* @module infinite-scroll

[1929] Fix | Delete

*

[1930] Fix | Delete

* @since 9.0.0

[1931] Fix | Delete

*

[1932] Fix | Delete

* @param array array() An array to store multiple markup entries to be added to the footer.

[1933] Fix | Delete

* @param string $buffer The contents of the output buffer.

[1934] Fix | Delete

*/

[1935] Fix | Delete

$footers = apply_filters( 'jetpack_amp_infinite_footers', array(), $buffer );

[1936] Fix | Delete

[1937] Fix | Delete

/**

[1938] Fix | Delete

* Filter the output buffer.

[1939] Fix | Delete

* Themes can leverage this hook to add custom markup on next page load.

[1940] Fix | Delete

*

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* @module infinite-scroll

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*

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* @since 9.0.0

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*

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* @param string $buffer The contents of the output buffer.

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*/

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$buffer = apply_filters( 'jetpack_amp_infinite_output', $buffer );

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// Add the amp next page markup.

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$buffer = preg_replace(

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'~</body>~',

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$this->amp_get_footer_template( $footers ) . '$0',

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$buffer

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);

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return $buffer;

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}

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/**

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* Get AMP next page markup with the custom footers.

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*

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* @param string[] $footers The theme footers.

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*

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* @return string

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*/

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protected function amp_get_footer_template( $footers = array() ) {

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static $template = null;

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if ( null === $template ) {

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$template = $this->amp_footer_template();

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}

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if ( empty( $footers ) ) {

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return $template;

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}

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return preg_replace(

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'/%%footer%%/',

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implode( '', $footers ),

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$template

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);

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}

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/**

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* AMP Next Page markup.

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*

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* @return string

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*/

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protected function amp_footer_template() {

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ob_start();

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?>

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<amp-next-page max-pages="<?php echo esc_attr( static::amp_get_max_pages() ); ?>">

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<script type="application/json">

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[

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<?php echo wp_json_encode( $this->amp_next_page(), JSON_UNESCAPED_SLASHES | JSON_HEX_TAG | JSON_HEX_AMP ); ?>

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]

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</script>

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<div separator>

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