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   1  <?PHP //$Id: block_login.php,v 1.22.2.4 2008/03/03 11:41:03 moodler Exp $
   2  
   3  class block_login extends block_base {
   4      function init() {
   5          $this->title = get_string('login');
   6          $this->version = 2007101509; 
   7      }
   8  
   9      function applicable_formats() {
  10          return array('site' => true);
  11      }
  12  
  13      function get_content () {
  14          global $USER, $CFG;
  15          $wwwroot = '';
  16          $signup = '';
  17  
  18          if ($this->content !== NULL) {
  19              return $this->content;
  20          }
  21  
  22          if (empty($CFG->loginhttps)) {
  23              $wwwroot = $CFG->wwwroot;
  24          } else {
  25              // This actually is not so secure ;-), 'cause we're
  26              // in unencrypted connection...
  27              $wwwroot = str_replace("http://", "https://", $CFG->wwwroot);
  28          }
  29          
  30          if (!empty($CFG->registerauth)) {
  31              $authplugin = get_auth_plugin($CFG->registerauth);
  32              if ($authplugin->can_signup()) {
  33                  $signup = $wwwroot . '/login/signup.php';
  34              }
  35          }
  36          // TODO: now that we have multiauth it is hard to find out if there is a way to change password
  37          $forgot = $wwwroot . '/login/forgot_password.php';
  38  
  39          $username = get_moodle_cookie() === 'nobody' ? '' : get_moodle_cookie();
  40  
  41          $this->content->footer = '';
  42          $this->content->text = '';
  43  
  44          if (!isloggedin() or isguestuser()) {   // Show the block
  45  
  46              $this->content->text .= "\n".'<form class="loginform" id="login" method="post" action="'.$wwwroot.'/login/index.php">';
  47  
  48              $this->content->text .= '<div class="c1 fld username"><label for="login_username">'.get_string('username').'</label>';
  49              $this->content->text .= '<input type="text" name="username" id="login_username" value="'.s($username).'" /></div>';
  50  
  51              $this->content->text .= '<div class="c1 fld password"><label for="login_password">'.get_string('password').'</label>';
  52              $this->content->text .= '<input type="password" name="password" id="login_password" value="" /></div>';
  53  
  54              $this->content->text .= '<div class="c1 btn"><input type="submit" value="'.get_string('login').'" /></div>';
  55  
  56              $this->content->text .= "</form>\n";
  57  
  58              if (!empty($signup)) {
  59                  $this->content->footer .= '<div><a href="'.$signup.'">'.get_string('startsignup').'</a></div>';
  60              }
  61              if (!empty($forgot)) {
  62                  $this->content->footer .= '<div><a href="'.$forgot.'">'.get_string('forgotaccount').'</a></div>';
  63              }
  64          }
  65  
  66          return $this->content;
  67      }
  68  }
  69  
  70  ?>