diff Sitemap.inc @ 73:947d53f95ccd

Refactor Sitemap into a separate class. Catch all exceptions in index.php and send a 500 error if nothing else catches it. Check response status before submitting to sitemap.
author Tom Fredrik "BFG" Klaussen <bfg@blenning.no>
date Fri, 12 Oct 2012 01:06:32 +0200
parents
children 1d5166aba2c5
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Sitemap.inc	Fri Oct 12 01:06:32 2012 +0200
@@ -0,0 +1,97 @@
+<?
+include_once 'ScriptIncludeCache.inc';
+
+/// @cond
+$baseDir = dirname(__FILE__);
+$cache = ScriptIncludeCache::instance(__FILE__);
+$cache->includeOnce('common-functions.inc', $baseDir);
+$cache->includeOnce('Options.inc', dirname(__FILE__));
+/// @endcond
+
+class Sitemap
+{
+  private $master;
+  private $options;
+
+  function __construct($path) {
+    $this->master = new DOMDocument();
+    $this->master->load($path);
+
+    $this->options = new Options($this->master);
+  }
+
+  function genPage() {
+    /// The final output variable
+    $out = '<?xml version="1.0" encoding="UTF-8"?>';
+    $out .= "\n";
+    $out .= '<urlset
+      xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
+      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+      xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
+            http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
+';
+
+    $base = 'http://' . $_SERVER["SERVER_NAME"] . $_SERVER["REQUEST_URI"];
+    $base = substr($base, 0, strrpos($base, '/'));
+
+    $acceptedLanguages = $this->options->getAcceptedLanguages();
+
+    foreach($this->options->getAcceptedLanguages() as $lang) {
+      if ($handle = opendir("${lang}")) {
+	while (false !== ($entry = readdir($handle))) {
+	  if (endsWith($entry, '.xml')) {
+	    $fentry = "${lang}/${entry}";
+	    $doc = new DOMDocument();
+
+	    if (file_exists($fentry)) {
+	      $doc->load($fentry);
+
+	      $opts = array();
+	      if (count($acceptedLanguages) > 1) {
+		$opts['lang'] = $lang;
+	      }
+
+	      $toplevel = $doc->getElementsByTagName("toplevel");
+
+	      if($toplevel->length) {
+		$name = substr($entry, 0, -4);
+
+		if ($name != $this->options->getInputDefault('name')) {
+		  $opts['name'] = $name;
+		}
+
+		$optstring = opttostring($opts);
+
+		$location = "${base}/${optstring}";
+		$headers = getHeaders($location);
+
+		$location = htmlentities($location);
+
+		$lastmod = $headers["Last-Modified"];
+
+		$n = StatusCodes::codeFromHeader($headers['']);
+
+		if ($n == StatusCodes::HTTP_OK) {
+		  $lastmod = strtotime($lastmod);
+		  $lastmod = date(DateTime::W3C, $lastmod);
+
+		  $out .= "<url>\n";
+		  $out .= "<loc>${location}</loc>\n";
+		  $out .= "<lastmod>${lastmod}</lastmod>\n";
+		  $out .= "</url>\n";
+		}
+	      }
+	    }
+	  }
+	}
+	closedir($handle);
+      }
+    }
+
+    $out .= '</urlset>';
+
+    header('Content-type: application/xml');
+    print $out;
+  }
+}
+?>