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comparison Sitemap.inc.php @ 134:b6b4a58c7625

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Using .inc.php rather than just .inc for include files.
author Tom Fredrik Blenning <bfg@bfgconsult.no>
date Sun, 22 Jan 2023 19:22:00 +0100
parents Sitemap.inc@00255ca89459
children 60bc8f62384d
comparison
equal deleted inserted replaced
133:00255ca89459 134:b6b4a58c7625
1 <?php
2 include_once 'ScriptIncludeCache.inc.php';
3
4 /// @cond
5 $baseDir = dirname(__FILE__);
6 $cache = ScriptIncludeCache::instance(__FILE__);
7 $cache->includeOnce('Http.inc.php', $baseDir);
8 $cache->includeOnce('Page.inc.php', $baseDir);
9 $cache->includeOnce('common-functions.inc.php', $baseDir);
10 $cache->includeOnce('CacheTimeCheck.inc.php', $baseDir);
11 /// @endcond
12
13 class SimpleCache extends Cache {
14 private $time;
15
16 function __construct($time = 0) {
17 $this->time = $time;
18 }
19 function getNewest() {
20 return $this->time;
21 }
22 };
23
24 function cmp_length_lex($a, $b)
25 {
26 if ($a == $b) {
27 return 0;
28 }
29 $la = strlen($a);
30 $lb = strlen($b);
31 if ($la == $lb) {
32 return ($la < $lb) ? -1 : 1;
33 }
34 return ($a < $b) ? -1 : 1;
35 }
36
37
38 /**
39 * Functionality for generating a sitemap
40 */
41 class Sitemap extends Page
42 {
43 private $master;
44 private $options;
45
46 /**
47 * Constructs a sitemap object from a master document
48 *
49 * @param $path location of master document
50 */
51 function __construct($path) {
52 $this->master = new DOMDocument();
53 $this->master->load($path);
54
55 $this->options = new Options($this->master);
56 $this->lastmod=0;
57 }
58
59 function cacheCheck()
60 {
61 if ($this->lastmod == 0)
62 return Cacheable::UNDETERMINED;
63 else
64 return Cacheable::YES;
65 }
66
67 function mayValidate()
68 {
69 return false;
70 }
71
72 private function processDir($dir, $lang, $acceptedLanguages, $baseurl) {
73 $urls = array();
74
75 $base=basePath();
76 $base=$_SERVER['DOCUMENT_ROOT'];
77
78 if ($handle = opendir($base . "/${dir}")) {
79 while (false !== ($entry = readdir($handle))) {
80 if (endsWith($entry, '.xml')) {
81 $fentry = $base . "/${dir}/${entry}";
82 $doc = new DOMDocument();
83
84 if (file_exists($fentry)) {
85 $doc->load($fentry);
86
87 $opts = array();
88 if (count($acceptedLanguages) > 1) {
89 $opts['lang'] = $lang;
90 }
91
92 $toplevel = $doc->getElementsByTagName("toplevel");
93
94 if($toplevel->length) {
95 $name = substr($entry, 0, -4);
96
97 if ($name != $this->options->getInputDefault('name')) {
98 $opts['name'] = $name;
99 }
100
101 $optstring = genUrl($opts, array(), array('lang', 'name'));
102 $location = "${baseurl}${optstring}";
103 array_push($urls, $location);
104 }
105 }
106 }
107 }
108 closedir($handle);
109 }
110 return $urls;
111 }
112
113 function generateContent() {
114
115 /// The final output variable
116 $out = '<?xml version="1.0" encoding="UTF-8"?>';
117 $out .= "\n";
118 $out .= '<?xml-stylesheet type="text/xsl" href="/css/gss.xsl"?>';
119 $out .= "\n";
120 $out .= '<urlset
121 xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
122 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
123 xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
124 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
125 ';
126
127 $proto= $_SERVER["REQUEST_SCHEME"];
128 if (array_key_exists('HTTP_X_FORWARDED_PROTO', $_SERVER)) {
129 $proto=$_SERVER['HTTP_X_FORWARDED_PROTO'];
130 }
131 $base = $proto ."://". $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"];
132 $l = strrpos($base, '/');
133 if ($l)
134 $base = substr($base, 0, $l);
135
136 $acceptedLanguages = $this->options->getAcceptedLanguages();
137
138 $urls = array();
139
140 foreach($this->options->getAcceptedLanguages() as $lang) {
141 $urls=array_merge($urls,
142 $this->processDir($lang, $lang,
143 $acceptedLanguages, $base)
144 );
145 $urls=array_merge($urls,
146 $this->processDir("common", $lang,
147 $acceptedLanguages, $base)
148 );
149 }
150
151 usort($urls, "cmp_length_lex");
152
153 foreach($urls as $location) {
154 $headers = Http::getHeaders($location, 5);
155
156 $location = htmlentities($location);
157
158 if (array_key_exists('Last-Modified', $headers)) {
159 $lastmod = $headers["Last-Modified"];
160 }
161
162 $n = StatusCodes::codeFromHeader($headers['']);
163
164 if ($n == StatusCodes::HTTP_OK) {
165 if (isset($lastmod)) {
166
167 $lastmod = strtotime($lastmod);
168 if ($lastmod > $this->lastmod) {
169 $this->lastmod = $lastmod;
170 }
171 $lastmod = date(DateTime::W3C, $lastmod);
172 }
173
174 $out .= "<url>\n";
175 $out .= "<loc>${location}</loc>\n";
176 if (isset($lastmod)) {
177 $out .= "<lastmod>${lastmod}</lastmod>\n";
178 }
179 $out .= "</url>\n";
180 }
181 }
182
183 $out .= "</urlset>";
184
185 $res = new PageContent($out);
186 $cache=new SimpleCache($this->lastmod);
187 $cache->setMaxAge(86400);
188 $this->setCache($cache);
189 $res->setHeader('Content-type', 'application/xml');
190 return $res;
191 }
192 }
193 ?>