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   1  <?php
   2  
   3  /*

   4    ===========================

   5  

   6    boastMachine v3.1

   7    Released : Sunday, June 5th 2005 ( 06/05/2005 )

   8    http://boastology.com

   9  

  10    Developed by Kailash Nadh

  11    Email   : mail@kailashnadh.name

  12    Website : http://kailashnadh.name, http://bnsoft.net

  13    Blog    : http://boastology.com/blog

  14  

  15    boastMachine is a free software licensed under GPL (General public license)

  16  

  17    ===========================

  18  */
  19  
  20  
  21      include_once dirname(__FILE__)."/config.php";
  22      include_once dirname(__FILE__)."/$bmc_dir/main.php";
  23  
  24  
  25      //================== SEND TRACKBACKS =======================

  26  
  27      // This code works when the flag $send_track_back is set to true

  28      // Only used while posting a new article

  29  
  30  
  31  
  32      if(isset($send_track_back)) {
  33          $urls=$_POST['track_urls'];
  34          $urls=explode("\n", $urls); // The url list to be trackbacked

  35  
  36          $title=urlencode($_POST['title']);
  37  
  38          $excerpt=urlencode(substr($_POST['smr'],0,255)); // Cut the characters at 255

  39  
  40          $blog_name=urlencode($i_blog['blog_name']);
  41          $post_id=$db->query("SELECT last_insert_id() FROM ".MY_PRF."posts", false); // Id of the last post

  42  
  43          $url=$bmc_vars['site_url']."/".BLOG_FILE."?id=".$post_id['last_insert_id()']; // The perma link for this post

  44          $url=urlencode($url);
  45          // Send pings!

  46          for($n=0;$n<count($urls);$n++) {
  47  
  48          // Get the host url, parse it and take out the domain and the path

  49          $the_host=$urls[$n];
  50          $the_host=str_replace("http://","",$the_host);
  51          $the_host=str_replace("https://","",$the_host);
  52          $the_host=explode("/",$the_host);
  53  
  54          $host=trim($the_host[0]); // The host domain name

  55          unset($the_host[0]);
  56          $path="/".trim(implode("/",$the_host)); // The path

  57  
  58              if(!empty($path) && !empty($host)) {
  59                  $query = "title=$title&url=$url&excerpt=$excerpt&blog_name=$blog_name";
  60                  $fp = fsockopen("$host", 80, $errnum, $errstr, 30); // Send the ping

  61                  if($fp) { 
  62                      fputs($fp, "POST {$path} HTTP/1.1\r\n"); 
  63                      fputs($fp, "Host: {$host}\r\n"); 
  64                      fputs($fp, "Content-type: application/x-www-form-urlencoded; charset=\"{$lang['ENCODING']}\"\r\n"); 
  65                      fputs($fp, "User-Agent: boastMachine ".BMC_VERSION."\r\n");
  66                      fputs($fp, "Content-length: ".strlen($query)."\r\n"); 
  67                      fputs($fp, "Connection: close\r\n\r\n"); 
  68                      fputs($fp, $query."\r\n\r\n");
  69                      fclose($fp);
  70                  }
  71              }
  72          }
  73  
  74      return 1;
  75      }
  76  
  77      //================== ACCEPTING TRACKBACKS =======================

  78  
  79  
  80      $vars=explode("/", $_SERVER['REQUEST_URI']); // The URI (path)

  81      $post_id=$vars[count($vars)-1];
  82      $blog_id=$vars[count($vars)-2];
  83  
  84      // Get the blog/post ids from the trackback uri

  85  
  86      if(!$bmc_vars['trackbacks']) {
  87          bmc_trackback_respond(1,"Trackbacks disabled");
  88      }
  89  
  90  
  91      $track_blog=$db->query("SELECT id FROM ".MY_PRF."blogs WHERE frozen='0' AND id='{$blog_id}'", false);
  92      $track_post=$db->query("SELECT id FROM ".MY_PRF."posts WHERE accept_trackback='1' AND status ='1' AND blog='{$track_blog['id']}' AND id='{$post_id}'", false);
  93  
  94      if(!isset($track_post['id'])) {
  95          bmc_trackback_respond(1,"Invalid target post");
  96      }
  97  
  98      // Empty parameters

  99      if(!$post_id || !is_numeric($post_id) || !$blog_id || !is_numeric($blog_id)) {
 100          bmc_trackback_respond(1,"Missing post info");
 101      }
 102  
 103      // Get the posted variables

 104      if(!empty($_REQUEST)) {
 105          if(empty($_REQUEST['title']) || empty($_REQUEST['url'])) {
 106              bmc_trackback_respond(1,"Missing required fields");
 107          }
 108      } else {
 109          bmc_trackback_respond(1,"Missing required fields");
 110      }
 111  
 112      // Get the source charset

 113      preg_match_all ("/\"(.*?)\"/", $_SERVER['CONTENT_TYPE'], $charset);
 114      $charset=ereg_replace("[^[:space:]a-zA-Z0-9\-]", "", $charset[1][0]);
 115  
 116      $title=substr(mb_convert_encoding($_REQUEST['title'],$lang['ENCODING'],$charset),0,75); // Cut the characters at 75

 117      $url=mb_convert_encoding($_REQUEST['url'],$lang['ENCODING'],$charset);
 118  
 119  
 120  // The excerpt ( summary )

 121  if(!empty($_REQUEST['excerpt'])) {
 122      $excerpt=substr(mb_convert_encoding($_REQUEST['excerpt'],$lang['ENCODING'],$charset),0,400); // Cut the characters at 400

 123  } else {
 124      $excerpt=$title;
 125  }
 126  
 127      // Check for spam (3.1)

 128      bmc_filterSpam($title);
 129      bmc_filterSpam($excerpt);
 130  
 131  
 132  // The blog name

 133  if(!empty($_REQUEST['blog_name'])) {
 134      $blog_name=substr(mb_convert_encoding($_REQUEST['blog_name'],$lang['ENCODING'],$charset),0,75);
 135  } else {
 136      $blog_name="";
 137  }
 138  
 139      // Save the data

 140      $db->query("INSERT INTO ".MY_PRF."trackbacks (title,url,excerpt,blog_name,date,post) VALUES('{$title}','{$url}','{$excerpt}','{$blog_name}','".time()."','{$track_post['id']}')");
 141  
 142      // Send the response

 143      bmc_trackback_respond(1, "Ping accepted");
 144  
 145      // Trackback reception ends here!

 146      //====================================================

 147  
 148  
 149  
 150  
 151  //============ Function to send response in XML format

 152  
 153  function bmc_trackback_respond($error=0,$text="") {
 154  global $lang;
 155  
 156  $fp=fopen(CFG_ROOT."/inc/vars/track.log", "w+");
 157  fputs($fp, serialize($_REQUEST));
 158  fclose($fp);
 159  
 160  
 161      header("Content-type: text/xml\n\n"); // XML header

 162  echo <<<EOF
 163      <?xml version="1.0" encoding="{$lang['ENCODING']}"?>
 164      <response>
 165      <error>$error</error>
 166      <message>$text</message>
 167      </response>
 168  EOF;
 169  exit;
 170  }
 171  
 172  ?>