annotate Sitemap.inc @ 98:f2d52fed708c

Split retrieval and production of urls. Support for stylesheets in sitemap.
author Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
date Fri, 19 Oct 2012 01:36:22 +0200
parents c7de7a4641d7
children d98e315308cd
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1 <?
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2 include_once 'ScriptIncludeCache.inc';
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3
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4 /// @cond
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5 $baseDir = dirname(__FILE__);
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6 $cache = ScriptIncludeCache::instance(__FILE__);
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7 $cache->includeOnce('Http.inc', $baseDir);
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8 $cache->includeOnce('Page.inc', $baseDir);
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9 $cache->includeOnce('common-functions.inc', $baseDir);
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10 /// @endcond
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11
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12 function cmp_length_lex($a, $b)
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13 {
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14 if ($a == $b) {
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15 return 0;
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16 }
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17 $la = strlen($a);
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18 $lb = strlen($b);
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19 if ($la == $lb) {
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20 return ($la < $lb) ? -1 : 1;
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21 }
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22 return ($a < $b) ? -1 : 1;
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23 }
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24
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25
74
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26 /**
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27 * Functionality for generating a sitemap
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28 */
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29 class Sitemap extends Page
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30 {
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31 private $master;
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32 private $options;
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33
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34 /**
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35 * Constructs a sitemap object from a master document
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36 *
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37 * @param $path location of master document
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38 */
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39 function __construct($path) {
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40 $this->master = new DOMDocument();
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41 $this->master->load($path);
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42
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43 $this->options = new Options($this->master);
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44 }
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45
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46 function cacheCheck()
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47 {
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48 return false;
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49 }
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50
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51 function mayValidate()
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52 {
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53 return false;
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54 }
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55
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56 function generateContent() {
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57 /// The final output variable
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58 $out = '<?xml version="1.0" encoding="UTF-8"?>';
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59 $out .= "\n";
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60 $out .= '<?xml-stylesheet type="text/xsl" href="/css/gss.xsl"?>';
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61 $out .= "\n";
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62 $out .= '<urlset
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63 xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
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64 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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65 xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
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66 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
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67 ';
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68
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69 $base = 'http://' . $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"];
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70 $l = strrpos($base, '/');
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71 if ($l)
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72 $base = substr($base, 0, $l);
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73
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74 $acceptedLanguages = $this->options->getAcceptedLanguages();
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75
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76 $urls = array();
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77
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78 foreach($this->options->getAcceptedLanguages() as $lang) {
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79 if ($handle = opendir(basePath() . "/${lang}")) {
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80 while (false !== ($entry = readdir($handle))) {
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81 if (endsWith($entry, '.xml')) {
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82 $fentry = basepath() . "/${lang}/${entry}";
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83 $doc = new DOMDocument();
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84
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85 if (file_exists($fentry)) {
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86 $doc->load($fentry);
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87
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88 $opts = array();
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89 if (count($acceptedLanguages) > 1) {
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90 $opts['lang'] = $lang;
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91 }
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92
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93 $toplevel = $doc->getElementsByTagName("toplevel");
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94
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95 if($toplevel->length) {
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96 $name = substr($entry, 0, -4);
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97
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98 if ($name != $this->options->getInputDefault('name')) {
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99 $opts['name'] = $name;
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100 }
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101
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102 $optstring = genUrl($opts, array(), array('lang', 'name'));
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103
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104 $location = "${base}${optstring}/";
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105
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106 array_push($urls, $location);
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107 }
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108 }
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109 }
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110 }
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111 closedir($handle);
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112 }
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113 }
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114
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115 usort($urls, cmp_length_lex);
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116
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117 foreach($urls as $location) {
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118 $headers = Http::getHeaders($location, 5);
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119
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120 $location = htmlentities($location);
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121
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122 $lastmod = $headers["Last-Modified"];
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123
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124 $n = StatusCodes::codeFromHeader($headers['']);
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125
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126 if ($n == StatusCodes::HTTP_OK) {
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127 $lastmod = strtotime($lastmod);
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128 $lastmod = date(DateTime::W3C, $lastmod);
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129
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130 $out .= "<url>\n";
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131 $out .= "<loc>${location}</loc>\n";
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132 $out .= "<lastmod>${lastmod}</lastmod>\n";
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133 $out .= "</url>\n";
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134 }
f2d52fed708c Split retrieval and production of urls.
Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
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135 }
f2d52fed708c Split retrieval and production of urls.
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136
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947d53f95ccd Refactor Sitemap into a separate class.
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137 $out .= '</urlset>';
947d53f95ccd Refactor Sitemap into a separate class.
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138
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b9654b9c4a66 Make headers a part of the content, rather than setting them directly.
Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
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139 $res = new PageContent($out);
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1d4c980f4255 Change the way headers are set.
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140 $res->setHeader('Content-type', 'application/xml');
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b9654b9c4a66 Make headers a part of the content, rather than setting them directly.
Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
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141 return $res;
73
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Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
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142 }
947d53f95ccd Refactor Sitemap into a separate class.
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143 }
947d53f95ccd Refactor Sitemap into a separate class.
Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
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144 ?>