<?php

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// phpcs:ignoreFile

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/**

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* LiteSpeed PHP compatibility functions for lower PHP version

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*

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* @since 1.1.3

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* @package LiteSpeed

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* @subpackage LiteSpeed_Cache/lib

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*/

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defined( 'WPINC' ) || exit;

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/**

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* http_build_url() compatibility

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*/

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if ( ! function_exists( 'http_build_url' ) ) {

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if ( ! defined( 'HTTP_URL_REPLACE' ) ) {

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define( 'HTTP_URL_REPLACE', 1 ); // Replace every part of the first URL when there's one of the second URL

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}

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if ( ! defined( 'HTTP_URL_JOIN_PATH' ) ) {

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define( 'HTTP_URL_JOIN_PATH', 2 ); // Join relative paths

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}

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if ( ! defined( 'HTTP_URL_JOIN_QUERY' ) ) {

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define( 'HTTP_URL_JOIN_QUERY', 4 ); // Join query strings

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}

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if ( ! defined( 'HTTP_URL_STRIP_USER' ) ) {

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define( 'HTTP_URL_STRIP_USER', 8 ); // Strip any user authentication information

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}

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if ( ! defined( 'HTTP_URL_STRIP_PASS' ) ) {

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define( 'HTTP_URL_STRIP_PASS', 16 ); // Strip any password authentication information

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}

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if ( ! defined( 'HTTP_URL_STRIP_AUTH' ) ) {

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define( 'HTTP_URL_STRIP_AUTH', 32 ); // Strip any authentication information

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}

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if ( ! defined( 'HTTP_URL_STRIP_PORT' ) ) {

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define( 'HTTP_URL_STRIP_PORT', 64 ); // Strip explicit port numbers

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}

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if ( ! defined( 'HTTP_URL_STRIP_PATH' ) ) {

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define( 'HTTP_URL_STRIP_PATH', 128 ); // Strip complete path

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}

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if ( ! defined( 'HTTP_URL_STRIP_QUERY' ) ) {

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define( 'HTTP_URL_STRIP_QUERY', 256 ); // Strip query string

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}

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if ( ! defined( 'HTTP_URL_STRIP_FRAGMENT' ) ) {

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define( 'HTTP_URL_STRIP_FRAGMENT', 512 ); // Strip any fragments (#identifier)

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}

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if ( ! defined( 'HTTP_URL_STRIP_ALL' ) ) {

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define( 'HTTP_URL_STRIP_ALL', 1024 ); // Strip anything but scheme and host

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}

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// Build an URL

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// The parts of the second URL will be merged into the first according to the flags argument.

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//

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// @param mixed (Part(s) of) an URL in form of a string or associative array like parse_url() returns

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// @param mixed Same as the first argument

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// @param int A bitmask of binary or'ed HTTP_URL constants (Optional)HTTP_URL_REPLACE is the default

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// @param array If set, it will be filled with the parts of the composed url like parse_url() would return

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function http_build_url( $url, $parts = array(), $flags = HTTP_URL_REPLACE, &$new_url = false ) {

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$keys = array( 'user', 'pass', 'port', 'path', 'query', 'fragment' );

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// HTTP_URL_STRIP_ALL becomes all the HTTP_URL_STRIP_Xs

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if ( $flags & HTTP_URL_STRIP_ALL ) {

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$flags |= HTTP_URL_STRIP_USER;

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$flags |= HTTP_URL_STRIP_PASS;

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$flags |= HTTP_URL_STRIP_PORT;

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$flags |= HTTP_URL_STRIP_PATH;

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$flags |= HTTP_URL_STRIP_QUERY;

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$flags |= HTTP_URL_STRIP_FRAGMENT;

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}

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// HTTP_URL_STRIP_AUTH becomes HTTP_URL_STRIP_USER and HTTP_URL_STRIP_PASS

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elseif ( $flags & HTTP_URL_STRIP_AUTH ) {

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$flags |= HTTP_URL_STRIP_USER;

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$flags |= HTTP_URL_STRIP_PASS;

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}

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// Parse the original URL

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// - Suggestion by Sayed Ahad Abbas

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// In case you send a parse_url array as input

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$parse_url = ! is_array( $url ) ? parse_url( $url ) : $url;

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// Scheme and Host are always replaced

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if ( isset( $parts['scheme'] ) ) {

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$parse_url['scheme'] = $parts['scheme'];

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}

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if ( isset( $parts['host'] ) ) {

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$parse_url['host'] = $parts['host'];

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}

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// (If applicable) Replace the original URL with it's new parts

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if ( $flags & HTTP_URL_REPLACE ) {

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foreach ( $keys as $key ) {

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if ( isset( $parts[ $key ] ) ) {

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$parse_url[ $key ] = $parts[ $key ];

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}

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}

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} else {

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// Join the original URL path with the new path

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if ( isset( $parts['path'] ) && ( $flags & HTTP_URL_JOIN_PATH ) ) {

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if ( isset( $parse_url['path'] ) ) {

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$parse_url['path'] = rtrim( str_replace( basename( $parse_url['path'] ), '', $parse_url['path'] ), '/' ) . '/' . ltrim( $parts['path'], '/' );

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} else {

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$parse_url['path'] = $parts['path'];

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}

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}

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// Join the original query string with the new query string

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if ( isset( $parts['query'] ) && ( $flags & HTTP_URL_JOIN_QUERY ) ) {

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if ( isset( $parse_url['query'] ) ) {

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$parse_url['query'] .= '&' . $parts['query'];

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} else {

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$parse_url['query'] = $parts['query'];

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}

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}

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}

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// Strips all the applicable sections of the URL

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// Note: Scheme and Host are never stripped

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foreach ( $keys as $key ) {

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if ( $flags & (int) constant( 'HTTP_URL_STRIP_' . strtoupper( $key ) ) ) {

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unset( $parse_url[ $key ] );

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}

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}

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$new_url = $parse_url;

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return ( isset( $parse_url['scheme'] ) ? $parse_url['scheme'] . '://' : '' )

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. ( isset( $parse_url['user'] ) ? $parse_url['user'] . ( isset( $parse_url['pass'] ) ? ':' . $parse_url['pass'] : '' ) . '@' : '' )

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. ( isset( $parse_url['host'] ) ? $parse_url['host'] : '' )

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. ( isset( $parse_url['port'] ) ? ':' . $parse_url['port'] : '' )

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. ( isset( $parse_url['path'] ) ? $parse_url['path'] : '' )

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. ( isset( $parse_url['query'] ) ? '?' . $parse_url['query'] : '' )

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. ( isset( $parse_url['fragment'] ) ? '#' . $parse_url['fragment'] : '' );

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}

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}

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if ( ! function_exists( 'array_key_first' ) ) {

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function array_key_first( array $arr ) {

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foreach ( $arr as $k => $unused ) {

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return $k;

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}

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return null;

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}

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}

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if ( ! function_exists( 'array_column' ) ) {

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function array_column( $array, $column_name ) {

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return array_map(

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function ( $element ) use ( $column_name ) {

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return $element[ $column_name ];

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},

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$array

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);

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}

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}

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