https-rules-helper.php — Easy HTTPS Redirection (SSL) 1.6

https-redirection / https-rules-helper.php

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css 12 years ago images 12 years ago js 12 years ago languages 12 years ago https-redirection-settings.php 9 years ago https-redirection.php 9 years ago https-rules-helper.php 9 years ago https-utillity-functions.php 11 years ago readme.txt 9 years ago screenshot-1.png 12 years ago

https-rules-helper.php

179 lines

1	<?php
2
3	class HTTPSRDRCTN_RULES {
4
5	function __construct() {
6
7	}
8
9	function write_to_htaccess() {
10	//clean up old rules first
11	if ($this->delete_from_htaccess() == -1) {
12	return -1; //unable to write to the file
13	}
14
15	$htaccess = ABSPATH . '.htaccess';
16	//get the subdirectory if it is installed in one
17	$siteurl = explode('/', get_option('siteurl'));
18	if (isset($siteurl[3])) {
19	$dir = '/' . $siteurl[3] . '/';
20	} else {
21	$dir = '/';
22	}
23
24	if (!$f = @fopen($htaccess, 'a+')) {
25	@chmod($htaccess, 0644);
26	if (!$f = @fopen($htaccess, 'a+')) {
27	return -1;
28	}
29	}
30
31	//backup_a_file($htaccess); //TODO - should we back up htaccess file?
32
33	@ini_set('auto_detect_line_endings', true);
34	$ht = explode(PHP_EOL, implode('', file($htaccess))); //parse each line of file into array
35
36	$rules = $this->getrules();
37	if ($rules == -1) {
38	return -1;
39	}
40
41	$rulesarray = explode(PHP_EOL, $rules);
42	$contents = array_merge($rulesarray, $ht);
43
44	if (!$f = @fopen($htaccess, 'w+')) {
45	return -1; //we can't write to the file
46	}
47
48	$blank = false;
49
50	//write each line to file
51	foreach ($contents as $insertline) {
52	if (trim($insertline) == '') {
53	if ($blank == false) {
54	fwrite($f, PHP_EOL . trim($insertline));
55	}
56	$blank = true;
57	} else {
58	$blank = false;
59	fwrite($f, PHP_EOL . trim($insertline));
60	}
61	}
62	@fclose($f);
63	return 1; //success
64	}
65
66	function getrules() {
67	@ini_set('auto_detect_line_endings', true);
68
69	//figure out what server they're using
70	if (strstr(strtolower(filter_var($_SERVER['SERVER_SOFTWARE'], FILTER_SANITIZE_STRING)), 'apache')) {
71	$server_type = 'apache';
72	} else if (strstr(strtolower(filter_var($_SERVER['SERVER_SOFTWARE'], FILTER_SANITIZE_STRING)), 'nginx')) {
73	$server_type = 'nginx';
74	} else if (strstr(strtolower(filter_var($_SERVER['SERVER_SOFTWARE'], FILTER_SANITIZE_STRING)), 'litespeed')) {
75	$server_type = 'litespeed';
76	} else { //unsupported server
77	return -1;
78	}
79
80	$rules = '';
81	$httpsrdrctn_options = get_option('httpsrdrctn_options');
82	$https_full_domain = $httpsrdrctn_options['https_domain'];
83	$auto_redirect_enabled = $httpsrdrctn_options['https'];
84
85	if($auto_redirect_enabled != '1'){
86	//HTTPS Redirection is NOT enabled
87	return $rules;
88	}
89
90	if($https_full_domain == '1'){//HTTPS Redirection on Full Site
91	$rules .= '<IfModule mod_rewrite.c>' . PHP_EOL;
92	$rules .= 'RewriteEngine On' . PHP_EOL;
93
94	$rules .= 'RewriteCond %{SERVER_PORT} !^443$' . PHP_EOL; //Alternative is to use RewriteCond %{HTTPS} off
95	$rules .= 'RewriteRule ^(.*)$ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]' . PHP_EOL;
96
97	$rules .= '</IfModule>' . PHP_EOL;
98	}
99	else{//HTTPS Redirection on a Few Pages ONLY
100
101	if (empty($httpsrdrctn_options['https_pages_array'])) {
102	//No specific page has been configured
103	return '';
104	}
105
106	$rules .= '<IfModule mod_rewrite.c>' . PHP_EOL;
107	$rules .= 'RewriteEngine On' . PHP_EOL;
108
109	$rules .= 'RewriteCond %{SERVER_PORT} !^443$' . PHP_EOL; //Alternative is to use RewriteCond %{HTTPS} off
110
111	$count = 0;
112	$total_pages = count($httpsrdrctn_options['https_pages_array']);
113	foreach ($httpsrdrctn_options['https_pages_array'] as $https_page) {
114	//Add a RewriteCond line for each of the individual pages
115
116	$count ++;
117
118	if(empty($https_page)){
119	continue;
120	}
121
122	$rules .= 'RewriteCond %{REQUEST_URI} '.trim($https_page);
123	if($total_pages != $count){//This is not the last page so join them with an OR condition
124	$rules .= ' [OR]';
125	}
126	$rules .= PHP_EOL;
127	}
128
129	$rules .= 'RewriteRule ^(.*)$ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]' . PHP_EOL;
130
131	$rules .= '</IfModule>' . PHP_EOL;
132	}
133
134	//Add outer markers if we have rules
135	if ($rules != '') {
136	$rules = "# BEGIN HTTPS Redirection Plugin" . PHP_EOL . $rules . "# END HTTPS Redirection Plugin" . PHP_EOL;
137	}
138
139	return $rules;
140	}
141
142	function delete_from_htaccess($section = 'HTTPS Redirection Plugin') {
143	$htaccess = ABSPATH . '.htaccess';
144
145	@ini_set('auto_detect_line_endings', true);
146	if (!file_exists($htaccess)) {
147	$ht = @fopen($htaccess, 'a+');
148	@fclose($ht);
149	}
150	$ht_contents = explode(PHP_EOL, implode('', file($htaccess))); //parse each line of file into array
151	if ($ht_contents) { //as long as there are lines in the file
152	$state = true;
153	if (!$f = @fopen($htaccess, 'w+')) {
154	@chmod($htaccess, 0644);
155	if (!$f = @fopen($htaccess, 'w+')) {
156	return -1;
157	}
158	}
159
160	foreach ($ht_contents as $n => $markerline) { //for each line in the file
161	if (strpos($markerline, '# BEGIN ' . $section) !== false) { //if we're at the beginning of the section
162	$state = false;
163	}
164	if ($state == true) { //as long as we're not in the section keep writing
165	fwrite($f, trim($markerline) . PHP_EOL);
166	}
167	if (strpos($markerline, '# END ' . $section) !== false) { //see if we're at the end of the section
168	$state = true;
169	}
170	}
171	@fclose($f);
172	return 1;
173	}
174	return 1;
175	}
176
177	}
178
179