sso/hive/lib.php

   1 <?php  // $Id$
   2        // Logs into Hive from HarvestRoad and stores session ID in Moodle session
   3        // Martin Dougiamas, Moodle
   4        //
   5        // Example CFG variables to make this work:
   6
   7        // $CFG->sso          = 'hive';
   8        // $CFG->hiveprotocol = 'http';
   9        // $CFG->hiveport     = '80';
  10        // $CFG->hivehost     = 'turkey.harvestroad.com.au';
  11        // $CFG->hivepath     = '/cgi-bin/hive/hive.cgi';
  12        // $CFG->hivecbid     = '28';
  13
  14 function sso_user_login($username, $password) {
  15
  16     global $CFG, $SESSION;
  17
  18     include($CFG->libdir.'/snoopy/Snoopy.class.inc');
  19
  20     if (empty($CFG->hivehost)) {
  21         return false;   // Hive config variables not configured yet
  22     }
  23
  24 /// Set up Snoopy
  25
  26     $snoopy = new Snoopy;
  27
  28     $submit_url = $CFG->hiveprotocol .'://'. $CFG->hivehost .':'. $CFG->hiveport .''. $CFG->hivepath ;
  29
  30     $submit_vars['HIVE_UNAME']  = $username;
  31     $submit_vars['HIVE_UPASS']  = $password;
  32     $submit_vars['HIVE_ENDUSER']= $username;
  33     $submit_vars['HIVE_REQ']    = '2112';
  34     $submit_vars['HIVE_REF']    = 'hin:hive@API Login 3';
  35     $submit_vars['HIVE_RET']    = 'ORG';
  36     $submit_vars['HIVE_REM']    = '';
  37     $submit_vars['HIVE_PROD']   = '0';
  38     $submit_vars['HIVE_USERIP'] = getremoteaddr();
  39
  40
  41 /// We use POST to call Hive with a bit more security
  42     $snoopy->submit($submit_url,$submit_vars);
  43
  44 /// Extract HIVE_SESSION from headers
  45
  46     foreach ($snoopy->headers as $header) {
  47         if (strpos($header, 'HIVE_SESSION=') !== false) {
  48             $header = explode('HIVE_SESSION=', $header);
  49             if (count($header) > 1) {
  50                 $cookie = explode(';', $header[1]);
  51                 $cookie = $cookie[0];
  52                 $SESSION->HIVE_SESSION = $cookie;
  53                 return true;
  54             }
  55         }
  56     }
  57
  58 /// Try again with the guest username and password
  59
  60     $submit_vars['HIVE_UNAME']  = $CFG->hiveusername;
  61     $submit_vars['HIVE_UPASS']  = $CFG->hivepassword;
  62     $submit_vars['HIVE_ENDUSER']= $CFG->hiveusername;
  63     $snoopy->submit($submit_url,$submit_vars);
  64     foreach ($snoopy->headers as $header) {
  65         if (strpos($header, 'HIVE_SESSION=') !== false) {
  66             $header = explode('HIVE_SESSION=', $header);
  67             if (count($header) > 1) {
  68                 $cookie = explode(';', $header[1]);
  69                 $cookie = $cookie[0];
  70                 $SESSION->HIVE_SESSION = $cookie;
  71                 return true;
  72             }
  73         }
  74     }
  75
  76     return false;  // No cookie found
  77 }
  78
  79 ?>