68 lines
1.3 KiB
PHP
68 lines
1.3 KiB
PHP
<?php
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/**
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* HTTP, Request and Response Helper Functions
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*
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* @package WP_Ultimo\Functions
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* @since 2.0.11
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*/
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// Exit if accessed directly
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defined('ABSPATH') || exit;
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/**
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* Returns the PHP input (php://input) as JSON.
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*
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* @since 2.0.0
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*
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* @param boolean $raw Wether to return the raw string or a decoded value.
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* @return object
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*/
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function wu_get_input($raw = false) {
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$body = @file_get_contents('php://input'); // phpcs:ignore
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return $raw ? $body : json_decode($body);
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}
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/**
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* Prevents the current page from being cached.
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*
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* @since 2.0.0
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* @return void
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*/
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function wu_no_cache() {
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if ( ! headers_sent()) {
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nocache_headers();
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header('Pragma: no-cache');
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/*
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* Let's send something custom so we can
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* easily spot when no-caching is out fault!
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*/
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wu_x_header('X-Ultimo-Cache: prevent-caching');
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}
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do_action('wu_no_cache');
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}
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/**
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* Maybe sends a WP Multisite WaaS X Header.
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*
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* Useful for debugging purposes.
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* These headers can easily be omitted by
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* running add_filter('wu_should_send_x_headers', '__return_false');
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*
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* @since 2.0.0
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*
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* @param string $header The header to send. Example: X-Ultimo-Caching: prevent-caching.
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* @return void
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*/
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function wu_x_header($header) {
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if (apply_filters('wu_should_send_x_headers', defined('WP_DEBUG') && WP_DEBUG)) {
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! headers_sent() && header($header);
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}
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}
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