redirection / models / url / url-request.php

url-request.php in Redirection 5.0.1, at models/url/url-request.php

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1	<?php
2
3	/**
4	* Decode request URLs
5	*/
6	class Red_Url_Request {
7	/**
8	* Original URL
9	*
10	* @var String
11	*/
12	private $original_url;
13
14	/**
15	* Decoded URL
16	*
17	* @var String
18	*/
19	private $decoded_url;
20
21	/**
22	* Constructor
23	*
24	* @param String $url URL.
25	*/
26	public function __construct( $url ) {
27	$this->original_url = apply_filters( 'redirection_url_source', $url );
28	$this->decoded_url = rawurldecode( $this->original_url );
29
30	// Replace the decoded query params with the original ones
31	$this->original_url = $this->replace_query_params( $this->original_url, $this->decoded_url );
32	}
33
34	/**
35	* Take the decoded path part, but keep the original query params. This ensures any redirects keep the encoding.
36	*
37	* @param string $original_url Original unencoded URL.
38	* @param string $decoded_url Decoded URL.
39	* @return string
40	*/
41	private function replace_query_params( $original_url, $decoded_url ) {
42	$decoded = explode( '?', $decoded_url );
43
44	if ( count( $decoded ) > 1 ) {
45	$original = explode( '?', $original_url );
46
47	if ( count( $original ) > 1 ) {
48	return $decoded[0] . '?' . $original[1];
49	}
50	}
51
52	return $decoded_url;
53	}
54
55	/**
56	* Get the original URL
57	*
58	* @return String
59	*/
60	public function get_original_url() {
61	return $this->original_url;
62	}
63
64	/**
65	* Get the decoded URL
66	*
67	* @return String
68	*/
69	public function get_decoded_url() {
70	return $this->decoded_url;
71	}
72
73	/**
74	* Is this a valid URL?
75	*
76	* @return boolean
77	*/
78	public function is_valid() {
79	return strlen( $this->get_decoded_url() ) > 0;
80	}
81
82	/**
83	* Protect certain URLs from being redirected. Note we don't need to protect wp-admin, as this code doesn't run there
84	*
85	* @return boolean
86	*/
87	public function is_protected_url() {
88	$rest = wp_parse_url( red_get_rest_api() );
89	$rest_api = $rest['path'] . ( isset( $rest['query'] ) ? '?' . $rest['query'] : '' );
90
91	if ( substr( $this->get_decoded_url(), 0, strlen( $rest_api ) ) === $rest_api ) {
92	// Never redirect the REST API
93	return true;
94	}
95
96	return false;
97	}
98
99	}
100