CronJobs/sitemap_update.php

   1 <?php
   2
   3 /*
   4 http://php.net/manual/en/xmlreader.readstring.php
   5 */
   6 function read_string($reader) {
   7     $node = $reader->expand();
   8     return $node->textContent;
   9 }
  10
  11 //files to check
  12 $ledger_url = "../4Chan_Bans_Log-Ledger.txt";
  13 $ledger_contents = explode("\n", fread(fopen($ledger_url, "r"), filesize($ledger_url)));
  14
  15 $number_of_files = intval($ledger_contents[1]);
  16 $ledger_string = [];
  17 $write_test = [];
  18 while($number_of_files > 0){
  19         array_push($ledger_string, "http://bans.verniy.xyz/Logs/4Chan_Bans_Log-Reverse_Chrono-".$number_of_files.".json");
  20         array_push($ledger_string, "http://bans.verniy.xyz/pages?file=".($number_of_files + 1));
  21         array_push($write_test, true);
  22         array_push($write_test, true);
  23         $number_of_files--;
  24 }
  25
  26 //cehcks sitemap for changes
  27 $xml_reader = new XMLReader;
  28 $xml_reader->open("../sitemap.xml");
  29
  30 while($xml_reader->read()){
  31         if($xml_reader->nodeType == XMLReader::ELEMENT && $xml_reader->name == "loc"){
  32                 foreach($ledger_string as $index=>$ledger_item){
  33                         $file_point = ceil($index / 2 + 1);
  34                         if(strcmp($xml_reader->readString(), $ledger_string[$index]) == 0){
  35                                 //echo $xml_reader->readString(). " Found $file_point \n";
  36                                 $write_test[$index] = false;
  37                         }
  38                 }
  39         }
  40 }
  41 echo "<br/><br/>";
  42 $xml_reader->close();
  43
  44 //change sitemap
  45 $dom_sitemap = new DOMDocument;
  46 $dom_sitemap->formatOutput = true;
  47 $dom_sitemap->load("../sitemap.xml");
  48
  49 $head = $dom_sitemap->getElementsByTagName("urlset")->item(0);
  50
  51 foreach($write_test as $index=>$write){
  52         if($write){
  53                 $url = $dom_sitemap->createElement("url");
  54                 $head->appendChild($url);
  55
  56                 $loc = $dom_sitemap->createElement("loc");
  57                 $loc_text = $dom_sitemap->createTextNode($ledger_string[$index]);
  58                 $loc->appendChild($loc_text);
  59                 $url->appendChild($loc);
  60
  61                 $lastmod = $dom_sitemap->createElement("lastmod");
  62                 $file_mod_time = "";
  63                 if($index % 2 == 0){
  64                         $filename = substr($ledger_string[$index], 27);
  65                         $file_mod_time = date ("Y-m-dTH:i:s", filemtime("../Logs/$filename")) . "+00:00";
  66                         $file_mod_time =  str_replace("CST", "T", $file_mod_time);
  67                 }
  68                 else{
  69                         $filename = substr($ledger_string[$index  - 1], 27);
  70                         $file_mod_time = date ("Y-m-dTH:i:s", filemtime("../Logs/$filename")) . "+00:00";
  71                 }
  72                 $lastmod_text = $dom_sitemap->createTextNode($file_mod_time);
  73                 $lastmod->appendChild($lastmod_text);
  74                 $url->appendChild($lastmod);
  75
  76                 $priority = $dom_sitemap->createElement("priority");
  77
  78                 $priority = $dom_sitemap->createElement("priority");
  79                 $priority_text = $dom_sitemap->createTextNode("0.64");
  80                 $priority->appendChild($priority_text);
  81                 $url->appendChild($priority);
  82         }
  83 }
  84
  85 //write to file;
  86 $contents = $dom_sitemap->saveHTML();
  87 echo("<pre>$contents");
  88 $sitemap = fopen("../sitemap.xml", "w");
  89 fwrite($sitemap, $contents);
  90
  91 ?>