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   1  <?php // $Revision: 2.2.2.18 $
   2  
   3  /************************************************************************/
   4  /* phpAdsNew 2                                                          */
   5  /* ===========                                                          */
   6  /*                                                                      */
   7  /* Copyright (c) 2000-2006 by the phpAdsNew developers                  */
   8  /* For more information visit: http://www.phpadsnew.com                 */
   9  /*                                                                      */
  10  /* This program is free software. You can redistribute it and/or modify */
  11  /* it under the terms of the GNU General Public License as published by */
  12  /* the Free Software Foundation; either version 2 of the License.       */
  13  /************************************************************************/
  14  
  15  
  16  
  17  // Figure out our location
  18  define ('phpAds_path', '.');
  19  
  20  
  21  // Set invocation type
  22  define ('phpAds_invocationType', 'adview');
  23  
  24  
  25  
  26  /*********************************************************/
  27  /* Include required files                                */
  28  /*********************************************************/
  29  
  30  require    (phpAds_path."/config.inc.php"); 
  31  require (phpAds_path."/libraries/lib-io.inc.php");
  32  require (phpAds_path."/libraries/lib-db.inc.php");
  33  
  34  if ($phpAds_config['log_adviews'] || $phpAds_config['acl'])
  35  {
  36      require (phpAds_path."/libraries/lib-remotehost.inc.php");
  37      
  38      if ($phpAds_config['acl'])
  39          require (phpAds_path."/libraries/lib-limitations.inc.php");
  40  }
  41  
  42  require (phpAds_path."/libraries/lib-log.inc.php");
  43  require    (phpAds_path."/libraries/lib-view-main.inc.php");
  44  require (phpAds_path."/libraries/lib-cache.inc.php");
  45  
  46  
  47  
  48  /*********************************************************/
  49  /* Register input variables                              */
  50  /*********************************************************/
  51  
  52  phpAds_registerGlobal ('clientid', 'clientID', 'what', 'source',
  53                         'n');
  54  
  55  
  56  
  57  /*********************************************************/
  58  /* Main code                                             */
  59  /*********************************************************/
  60  
  61  $url = parse_url($phpAds_config['url_prefix']);
  62  
  63  
  64  if (isset($clientID) && !isset($clientid)) $clientid = $clientID;
  65  if (!isset($clientid)) $clientid = 0;
  66  if (!isset($what)) $what = '';
  67  if (!isset($source)) $source = '';
  68  if (!isset($n)) $n = 'default';
  69  
  70  // Remove referer, to be sure it doesn't cause problems with limitations
  71  if (isset($HTTP_SERVER_VARS['HTTP_REFERER'])) unset($HTTP_SERVER_VARS['HTTP_REFERER']);
  72  if (isset($HTTP_REFERER)) unset($HTTP_REFERER);
  73  
  74  
  75  if (phpAds_dbConnect())
  76  {
  77      mt_srand(floor((isset($n) && strlen($n) > 5 ? hexdec($n[0].$n[2].$n[3].$n[4].$n[5]): 1000000) * (double)microtime()));
  78      
  79      // Reset followed zone chain
  80      $phpAds_followedChain = array();
  81      
  82      $found = false;
  83      $first = true;
  84      
  85      while (($first || $what != '') && $found == false)
  86      {
  87          $first = false;
  88          
  89          if (substr($what,0,5) == 'zone:')
  90          {
  91              if (!defined('LIBVIEWZONE_INCLUDED'))
  92                  require (phpAds_path.'/libraries/lib-view-zone.inc.php');
  93              
  94              $row = phpAds_fetchBannerZone($what, $clientid, '', $source, false);
  95          }
  96          else
  97          {
  98              if (!defined('LIBVIEWDIRECT_INCLUDED'))
  99                  require (phpAds_path.'/libraries/lib-view-direct.inc.php');
 100              
 101              $row = phpAds_fetchBannerDirect($what, $clientid, '', $source, false);
 102          }
 103          
 104          if (is_array ($row))
 105              $found = true;
 106          else
 107              $what  = $row;
 108      }
 109  }
 110  else
 111  {
 112      $found = false;
 113  }
 114  
 115  
 116  if ($found)
 117  {
 118      // Get the data we need to display the banner
 119      $row = array_merge($row, phpAds_getBannerDetails($row['bannerid']));
 120  
 121      // Log this impression
 122      if ($phpAds_config['block_adviews'] == 0 ||
 123         ($phpAds_config['block_adviews'] > 0 && 
 124         (!isset($HTTP_COOKIE_VARS['phpAds_blockView'][$row['bannerid']]) ||
 125             $HTTP_COOKIE_VARS['phpAds_blockView'][$row['bannerid']] <= time())))
 126      {
 127          if ($phpAds_config['log_adviews'])
 128              phpAds_logImpression ($row['bannerid'], $row['clientid'], $row['zoneid'], $source);
 129          
 130          // Send block cookies
 131          if ($phpAds_config['block_adviews'] > 0)
 132              phpAds_setCookie ("phpAds_blockView[".$row['bannerid']."]", time() + $phpAds_config['block_adviews'],
 133                                time() + $phpAds_config['block_adviews'] + 43200);
 134      }
 135      
 136      
 137      // Set delivery cookies
 138      phpAds_setDeliveryCookies($row);    
 139      
 140      
 141      // Send bannerid headers
 142      $cookie = array();
 143      $cookie['bannerid'] = $row["bannerid"];
 144      
 145      // Send zoneid headers
 146      if ($row['zoneid'] != 0)
 147          $cookie['zoneid'] = $row['zoneid'];
 148      
 149      // Send source headers
 150      if (isset($source) && $source != '')
 151          $cookie['source'] = $source;
 152      
 153      
 154      switch ($row['storagetype'])
 155      {
 156          case 'url':
 157              $row['imageurl'] = str_replace ('{timestamp}', time(), $row['imageurl']);
 158              $row['url']      = str_replace ('{timestamp}', time(), $row['url']);
 159              
 160              
 161              // Replace random
 162              if (preg_match ('#\{random(:([0-9]+)){0,1}\}#i', $row['imageurl'], $matches))
 163              {
 164                  if ($matches[2])
 165                      $lastdigits = $matches[2];
 166                  else
 167                      $lastdigits = 8;
 168                  
 169                  $lastrandom = '';
 170                  
 171                  for ($r=0; $r<$lastdigits; $r=$r+9)
 172                      $lastrandom .= (string)mt_rand (111111111, 999999999);
 173                  
 174                  $lastrandom  = substr($lastrandom, 0 - $lastdigits);
 175                  $row['imageurl'] = str_replace ($matches[0], $lastrandom, $row['imageurl']);
 176              }
 177              
 178              if (preg_match ('#\{random(:([0-9]+)){0,1}\}#i', $row['url'], $matches))
 179              {
 180                  if ($matches[2])
 181                      $randomdigits = $matches[2];
 182                  else
 183                      $randomdigits = 8;
 184                  
 185                  if (isset($lastdigits) && $lastdigits == $randomdigits)
 186                      $randomnumber = $lastrandom;
 187                  else
 188                  {
 189                      $randomnumber = '';
 190                      
 191                      for ($r=0; $r<$randomdigits; $r=$r+9)
 192                          $randomnumber .= (string)mt_rand (111111111, 999999999);
 193                      
 194                      $randomnumber  = substr($randomnumber, 0 - $randomdigits);
 195                  }
 196                  
 197                  $row['url'] = str_replace ($matches[0], $randomnumber, $row['url']);
 198              }
 199              
 200              // Store destination URL
 201              $cookie['dest'] = $row['url'];
 202              
 203              // Redirect to the banner
 204              phpAds_setCookie ("phpAds_banner[".$n."]", serialize($cookie), 0);
 205              phpAds_flushCookie ();
 206              
 207              header       ("Location: ".$row['imageurl']);
 208              break;
 209          
 210          
 211          case 'web':
 212              $cookie['dest'] = $row['url'];
 213              
 214              // Redirect to the banner
 215              phpAds_setCookie ("phpAds_banner[".$n."]", serialize($cookie), 0);
 216              phpAds_flushCookie ();
 217              
 218              header       ("Location: ".$row['imageurl']);
 219              break;
 220          
 221          
 222          case 'sql':
 223              $cookie['dest'] = $row['url'];
 224              
 225              if (isset($HTTP_SERVER_VARS['HTTP_USER_AGENT']))
 226              {
 227                  if (preg_match ("#Mozilla/(1|2|3|4)#", $HTTP_SERVER_VARS['HTTP_USER_AGENT']) && !preg_match("#compatible#", $HTTP_SERVER_VARS['HTTP_USER_AGENT']))
 228                  {
 229                      // Workaround for Netscape 4 problem
 230                      // with animated GIFs. Redirect to
 231                      // adimage to prevent banner changing
 232                      // at the end of each animation loop
 233                      
 234                      phpAds_setCookie ("phpAds_banner[".$n."]", serialize($cookie), 0);
 235                      phpAds_flushCookie ();
 236                      
 237                      if ($HTTP_SERVER_VARS['SERVER_PORT'] == 443) $phpAds_config['url_prefix'] = str_replace ('http://', 'https://', $phpAds_config['url_prefix']);
 238                      header ("Location: ".str_replace('{url_prefix}', $phpAds_config['url_prefix'], $row['imageurl']));
 239                  }
 240                  else
 241                  {
 242                      // Workaround for IE 4-5.5 problem
 243                      // Load the banner from the database
 244                      // and show the image directly to prevent
 245                      // broken images when shown during a
 246                      // form submit
 247                      
 248                      $res = phpAds_dbQuery("
 249                          SELECT
 250                              contents
 251                          FROM
 252                              ".$phpAds_config['tbl_images']."
 253                          WHERE
 254                              filename = '".$row['filename']."'
 255                      ");
 256                      
 257                      if ($image = phpAds_dbFetchArray($res))
 258                      {
 259                          phpAds_setCookie ("phpAds_banner[".$n."]", serialize($cookie), 0);
 260                          phpAds_flushCookie ();
 261                          
 262                          header ('Content-Type: image/'.$row['contenttype'].'; name='.md5(microtime()).'.'.$row['contenttype']);
 263                          header ('Content-Length: '.strlen($image['contents']));
 264                          echo $image['contents'];
 265                      }
 266                  }
 267              }
 268              
 269              break;
 270      }
 271  }
 272  else
 273  {
 274      phpAds_setCookie ("phpAds_banner[".$n."]", 'DEFAULT', 0);
 275      phpAds_flushCookie ();
 276      
 277      if ($phpAds_config['default_banner_url'] != '')
 278          header ("Location: ".$phpAds_config['default_banner_url']);
 279      else
 280      {
 281          // Show 1x1 Gif, to ensure not broken image icon
 282          // is shown.
 283          
 284          header      ("Content-Type: image/gif");
 285          
 286          echo chr(0x47).chr(0x49).chr(0x46).chr(0x38).chr(0x39).chr(0x61).chr(0x01).chr(0x00).
 287               chr(0x01).chr(0x00).chr(0x80).chr(0x00).chr(0x00).chr(0x04).chr(0x02).chr(0x04).
 288                chr(0x00).chr(0x00).chr(0x00).chr(0x21).chr(0xF9).chr(0x04).chr(0x01).chr(0x00).
 289               chr(0x00).chr(0x00).chr(0x00).chr(0x2C).chr(0x00).chr(0x00).chr(0x00).chr(0x00).
 290               chr(0x01).chr(0x00).chr(0x01).chr(0x00).chr(0x00).chr(0x02).chr(0x02).chr(0x44).
 291               chr(0x01).chr(0x00).chr(0x3B);
 292      }
 293  }
 294  
 295  phpAds_dbClose();
 296  
 297  ?>