[BACK]Return to lonhelper.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / interface

Diff for /loncom/interface/lonhelper.pm between versions 1.97 and 1.135

version 1.97, 2005/02/17 23:19:44 version 1.135, 2006/03/19 23:09:20
Line 25 Line 25
 #  #
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
 # (Page Handler  
 #  
 # (.helper handler  
 #  
   
 =pod  =pod
   
Line 186  use Apache::Constants qw(:common); Line 182  use Apache::Constants qw(:common);
 use Apache::File;  use Apache::File;
 use Apache::lonxml;  use Apache::lonxml;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 # Register all the tags with the helper, so the helper can   # Register all the tags with the helper, so the helper can 
 # push and pop them  # push and pop them
Line 255  sub real_handler { Line 252  sub real_handler {
     my $r = shift;      my $r = shift;
     my $uri = shift;      my $uri = shift;
     if (!defined($uri)) { $uri = $r->uri(); }      if (!defined($uri)) { $uri = $r->uri(); }
     $ENV{'request.uri'} = $uri;      $env{'request.uri'} = $uri;
     my $filename = '/home/httpd/html' . $uri;      my $filename = '/home/httpd/html' . $uri;
     my $fh = Apache::File->new($filename);      my $fh = Apache::File->new($filename);
     my $file;      my $file;
Line 263  sub real_handler { Line 260  sub real_handler {
   
   
     # Send header, don't cache this page      # Send header, don't cache this page
     if ($ENV{'browser.mathml'}) {      if ($env{'browser.mathml'}) {
  &Apache::loncommon::content_type($r,'text/xml');   &Apache::loncommon::content_type($r,'text/xml');
     } else {      } else {
  &Apache::loncommon::content_type($r,'text/html');   &Apache::loncommon::content_type($r,'text/html');
Line 278  sub real_handler { Line 275  sub real_handler {
   
     my $allowed = $helper->allowedCheck();      my $allowed = $helper->allowedCheck();
     if (!$allowed) {      if (!$allowed) {
         $ENV{'user.error.msg'} = $ENV{'request.uri'}.':'.$helper->{REQUIRED_PRIV}.          $env{'user.error.msg'} = $env{'request.uri'}.':'.$helper->{REQUIRED_PRIV}.
             ":0:0:Permission denied to access this helper.";              ":0:0:Permission denied to access this helper.";
         return HTTP_NOT_ACCEPTABLE;          return HTTP_NOT_ACCEPTABLE;
     }      }
Line 363  use HTML::Entities(); Line 360  use HTML::Entities();
 use Apache::loncommon;  use Apache::loncommon;
 use Apache::File;  use Apache::File;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 sub new {  sub new {
     my $proto = shift;      my $proto = shift;
Line 374  sub new { Line 372  sub new {
           
     # If there is a state from the previous form, use that. If there is no      # If there is a state from the previous form, use that. If there is no
     # state, use the start state parameter.      # state, use the start state parameter.
     if (defined $ENV{"form.CURRENT_STATE"})      if (defined $env{"form.CURRENT_STATE"})
     {      {
  $self->{STATE} = $ENV{"form.CURRENT_STATE"};   $self->{STATE} = $env{"form.CURRENT_STATE"};
     }      }
     else      else
     {      {
  $self->{STATE} = "START";   $self->{STATE} = "START";
     }      }
   
     $self->{TOKEN} = $ENV{'form.TOKEN'};      $self->{TOKEN} = $env{'form.TOKEN'};
     # If a token was passed, we load that in. Otherwise, we need to create a       # If a token was passed, we load that in. Otherwise, we need to create a 
     # new storage file      # new storage file
     # Tried to use standard Tie'd hashes, but you can't seem to take a       # Tried to use standard Tie'd hashes, but you can't seem to take a 
Line 416  sub new { Line 414  sub new {
             return undef;              return undef;
         }          }
         # Must create the storage          # Must create the storage
         $self->{TOKEN} = md5_hex($ENV{'user.name'} . $ENV{'user.domain'} .          $self->{TOKEN} = md5_hex($env{'user.name'} . $env{'user.domain'} .
                                  time() . rand());                                   time() . rand());
         $self->{FILENAME} = $Apache::lonnet::tmpdir . md5_hex($self->{TOKEN});          $self->{FILENAME} = $Apache::lonnet::tmpdir . md5_hex($self->{TOKEN});
     }      }
   
     # OK, we now have our persistent storage.      # OK, we now have our persistent storage.
   
     if (defined $ENV{"form.RETURN_PAGE"})      if (defined $env{"form.RETURN_PAGE"})
     {      {
  $self->{RETURN_PAGE} = $ENV{"form.RETURN_PAGE"};   $self->{RETURN_PAGE} = $env{"form.RETURN_PAGE"};
     }      }
     else      else
     {      {
Line 486  sub declareVar { Line 484  sub declareVar {
     }      }
   
     my $envname = 'form.' . $var . '.forminput';      my $envname = 'form.' . $var . '.forminput';
     if (defined($ENV{$envname})) {      if (defined($env{$envname})) {
         if (ref($ENV{$envname})) {          if (ref($env{$envname})) {
             $self->{VARS}->{$var} = join('|||', @{$ENV{$envname}});              $self->{VARS}->{$var} = join('|||', @{$env{$envname}});
         } else {          } else {
             $self->{VARS}->{$var} = $ENV{$envname};              $self->{VARS}->{$var} = $env{$envname};
         }          }
     }      }
 }  }
Line 502  sub allowedCheck { Line 500  sub allowedCheck {
         return 1;          return 1;
     }      }
   
     return Apache::lonnet::allowed($self->{REQUIRED_PRIV}, $ENV{'request.course.id'});      return Apache::lonnet::allowed($self->{REQUIRED_PRIV}, $env{'request.course.id'});
 }  }
   
 sub changeState {  sub changeState {
Line 524  sub process { Line 522  sub process {
     # Phase 1: Post processing for state of previous screen (which is actually      # Phase 1: Post processing for state of previous screen (which is actually
     # the "current state" in terms of the helper variables), if it wasn't the       # the "current state" in terms of the helper variables), if it wasn't the 
     # beginning state.      # beginning state.
     if ($self->{STATE} ne "START" || $ENV{"form.SUBMIT"} eq &mt("Next ->")) {      if ($self->{STATE} ne "START" || $env{"form.SUBMIT"} eq &mt("Next ->")) {
  my $prevState = $self->{STATES}{$self->{STATE}};   my $prevState = $self->{STATES}{$self->{STATE}};
         $prevState->postprocess();          $prevState->postprocess();
     }      }
Line 575  sub display { Line 573  sub display {
     }      }
   
     # Phase 4: Display.      # Phase 4: Display.
     my $html=&Apache::lonxml::xmlbegin();  
     my $stateTitle=&mt($state->title());      my $stateTitle=&mt($state->title());
     my $helperTitle = &mt($self->{TITLE});      my $browser_searcher_js = 
     my $bodytag = &Apache::loncommon::bodytag($helperTitle,'','');   '<script type="text/javascript">'."\n".
    &Apache::loncommon::browser_and_searcher_javascript().
    "\n".'</script>';
   
       $result .= &Apache::loncommon::start_page($self->{TITLE},
         $browser_searcher_js);
       
     my $previous = HTML::Entities::encode(&mt("<- Previous"), '<>&"');      my $previous = HTML::Entities::encode(&mt("<- Previous"), '<>&"');
     my $next = HTML::Entities::encode(&mt("Next ->"), '<>&"');      my $next = HTML::Entities::encode(&mt("Next ->"), '<>&"');
     # FIXME: This should be parameterized, not concatenated - Jeremy      # FIXME: This should be parameterized, not concatenated - Jeremy
     my $loncapaHelper = &mt("LON-CAPA Helper:");  
   
     $result .= <<HEADER;  
 $html  
     <head>  
         <title>$loncapaHelper: $helperTitle</title>  
     </head>  
     $bodytag  
 HEADER  
     if (!$state->overrideForm()) { $result.="<form name='helpform' method='POST'>"; }      if (!$state->overrideForm()) { $result.="<form name='helpform' method='POST'>"; }
     $result .= <<HEADER;      $result .= <<HEADER;
         <table border="0" width='100%'><tr><td>          <table border="0" width='100%'><tr><td>
Line 653  HEADER Line 649  HEADER
             </tr>              </tr>
           </table>            </table>
         </form>          </form>
     </body>  
 </html>  
 FOOTER  FOOTER
   
       $result .= &Apache::loncommon::end_page();
     # Handle writing out the vars to the file      # Handle writing out the vars to the file
     my $file = Apache::File->new('>'.$self->{FILENAME});      my $file = Apache::File->new('>'.$self->{FILENAME});
     print $file $self->_varsInFile();      print $file $self->_varsInFile();
Line 1115  no strict; Line 1110  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 BEGIN {  BEGIN {
     &Apache::lonhelper::register('Apache::lonhelper::choices',      &Apache::lonhelper::register('Apache::lonhelper::choices',
Line 1189  sub render { Line 1185  sub render {
   
     if ($self->{'multichoice'}) {      if ($self->{'multichoice'}) {
         $result .= <<SCRIPT;          $result .= <<SCRIPT;
 <script>  <script type="text/javascript">
   // <!--
     function checkall(value, checkName) {      function checkall(value, checkName) {
  for (i=0; i<document.forms.helpform.elements.length; i++) {   for (i=0; i<document.forms.helpform.elements.length; i++) {
             ele = document.forms.helpform.elements[i];              ele = document.forms.helpform.elements[i];
Line 1198  sub render { Line 1195  sub render {
             }              }
         }          }
     }      }
   // -->
 </script>  </script>
 SCRIPT  SCRIPT
     }      }
Line 1266  BUTTONS Line 1264  BUTTONS
         my $id = &new_id();          my $id = &new_id();
         $result .= "<tr>\n<td width='20'>&nbsp;</td>\n";          $result .= "<tr>\n<td width='20'>&nbsp;</td>\n";
         $result .= "<td valign='top'><input type='$type' name='$var.forminput'"          $result .= "<td valign='top'><input type='$type' name='$var.forminput'"
             . "' value='" .               . " value='" . 
             HTML::Entities::encode($choice->[1],"<>&\"'")               HTML::Entities::encode($choice->[1],"<>&\"'") 
             . "'";              . "'";
         if ($checkedChoices{$choice->[1]}) {          if ($checkedChoices{$choice->[1]}) {
             $result .= " checked ";              $result .= " checked='checked' ";
         }          }
         $result .= qq{id="$id"};          $result .= qq{id="id$id"};
         my $choiceLabel = $choice->[0];          my $choiceLabel = $choice->[0];
         if ($choice->[4]) {  # if we need to evaluate this choice          if ($choice->[4]) {  # if we need to evaluate this choice
             $choiceLabel = "sub { my $helper = shift; my $state = shift;" .              $choiceLabel = "sub { my $helper = shift; my $state = shift;" .
Line 1280  BUTTONS Line 1278  BUTTONS
             $choiceLabel = eval($choiceLabel);              $choiceLabel = eval($choiceLabel);
             $choiceLabel = &$choiceLabel($helper, $self);              $choiceLabel = &$choiceLabel($helper, $self);
         }          }
         $result .= "/></td><td> ".qq{<label for="$id">}.          $result .= "/></td><td> ".qq{<label for="id$id">}.
             $choiceLabel. "</label></td></tr>\n";              $choiceLabel. "</label></td></tr>\n";
     }      }
     $result .= "</table>\n\n\n";      $result .= "</table>\n\n\n";
Line 1293  BUTTONS Line 1291  BUTTONS
 # given, switch to it  # given, switch to it
 sub postprocess {  sub postprocess {
     my $self = shift;      my $self = shift;
     my $chosenValue = $ENV{'form.' . $self->{'variable'} . '.forminput'};      my $chosenValue = $env{'form.' . $self->{'variable'} . '.forminput'};
   
     if (!defined($chosenValue) && !$self->{'allowempty'}) {      if (!defined($chosenValue) && !$self->{'allowempty'}) {
         $self->{ERROR_MSG} =           $self->{ERROR_MSG} = 
Line 1347  no strict; Line 1345  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 BEGIN {  BEGIN {
     &Apache::lonhelper::register('Apache::lonhelper::dropdown',      &Apache::lonhelper::register('Apache::lonhelper::dropdown',
Line 1427  sub render { Line 1426  sub render {
             HTML::Entities::encode($choice->[1],"<>&\"'")               HTML::Entities::encode($choice->[1],"<>&\"'") 
             . "'";              . "'";
         if ($checkedChoices{$choice->[1]}) {          if ($checkedChoices{$choice->[1]}) {
             $result .= " selected";              $result .= " selected='selected' ";
         }          }
         my $choiceLabel = $choice->[0];          my $choiceLabel = $choice->[0];
         if ($choice->[4]) {  # if we need to evaluate this choice          if ($choice->[4]) {  # if we need to evaluate this choice
Line 1436  sub render { Line 1435  sub render {
             $choiceLabel = eval($choiceLabel);              $choiceLabel = eval($choiceLabel);
             $choiceLabel = &$choiceLabel($helper, $self);              $choiceLabel = &$choiceLabel($helper, $self);
         }          }
         $result .= ">" . &mtn($choiceLabel) . "\n";          $result .= ">" . &mtn($choiceLabel) . "</option>\n";
     }      }
     $result .= "</select>\n";      $result .= "</select>\n";
   
Line 1447  sub render { Line 1446  sub render {
 # given, switch to it  # given, switch to it
 sub postprocess {  sub postprocess {
     my $self = shift;      my $self = shift;
     my $chosenValue = $ENV{'form.' . $self->{'variable'} . '.forminput'};      my $chosenValue = $env{'form.' . $self->{'variable'} . '.forminput'};
   
     if (!defined($chosenValue) && !$self->{'allowempty'}) {      if (!defined($chosenValue) && !$self->{'allowempty'}) {
         $self->{ERROR_MSG} = "You must choose one or more choices to" .          $self->{ERROR_MSG} = "You must choose one or more choices to" .
Line 1506  no strict; Line 1505  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
 use Apache::lonlocal; # A localization nightmare  use Apache::lonlocal; # A localization nightmare
   use Apache::lonnet;
 use Time::localtime;  use Time::localtime;
   
 BEGIN {  BEGIN {
Line 1534  sub start_date { Line 1533  sub start_date {
     $paramHash->{'variable'} = $token->[2]{'variable'};      $paramHash->{'variable'} = $token->[2]{'variable'};
     $helper->declareVar($paramHash->{'variable'});      $helper->declareVar($paramHash->{'variable'});
     $paramHash->{'hoursminutes'} = $token->[2]{'hoursminutes'};      $paramHash->{'hoursminutes'} = $token->[2]{'hoursminutes'};
       $paramHash->{'anytime'} = $token->[2]{'anytime'};
 }  }
   
 sub end_date {  sub end_date {
Line 1552  sub render { Line 1552  sub render {
     my $var = $self->{'variable'};      my $var = $self->{'variable'};
   
     my $date;      my $date;
       
     # Default date: The current hour.      my $time=time;
     $date = localtime();      $date = localtime($time);
     $date->min(0);      $date->min(0);
       my ($anytime,$onclick);
   
       if (defined($self->{DEFAULT_VALUE})) {
           my $valueFunc = eval($self->{DEFAULT_VALUE});
           die('Error in default value code for variable ' . 
               $self->{'variable'} . ', Perl said: ' . $@) if $@;
           $time = &$valueFunc($helper, $self);
    if (lc($time) eq 'anytime') {
       $anytime=1;
    } else {
       $date = localtime($time);
    }
       } else {
   
       }
       if ($anytime) {
    $onclick = "onclick=\"javascript:updateCheck(this.form,'${var}anytime',false)\"";
       }
       # Default date: The current hour.
   
     if (defined $self->{ERROR_MSG}) {      if (defined $self->{ERROR_MSG}) {
         $result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';          $result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';
Line 1563  sub render { Line 1582  sub render {
   
     # Month      # Month
     my $i;      my $i;
     $result .= "<select name='${var}month'>\n";      $result .= "<select $onclick name='${var}month'>\n";
     for ($i = 0; $i < 12; $i++) {      for ($i = 0; $i < 12; $i++) {
         if ($i == $date->mon) {          if ($i == $date->mon) {
             $result .= "<option value='$i' selected>";              $result .= "<option value='$i' selected='selected'>";
         } else {          } else {
             $result .= "<option value='$i'>";              $result .= "<option value='$i'>";
         }          }
Line 1575  sub render { Line 1594  sub render {
     $result .= "</select>\n";      $result .= "</select>\n";
   
     # Day      # Day
     $result .= "<select name='${var}day'>\n";      $result .= "<select $onclick name='${var}day'>\n";
     for ($i = 1; $i < 32; $i++) {      for ($i = 1; $i < 32; $i++) {
         if ($i == $date->mday) {          if ($i == $date->mday) {
             $result .= '<option selected>';              $result .= '<option selected="selected">';
         } else {          } else {
             $result .= '<option>';              $result .= '<option>';
         }          }
Line 1587  sub render { Line 1606  sub render {
     $result .= "</select>,\n";      $result .= "</select>,\n";
   
     # Year      # Year
     $result .= "<select name='${var}year'>\n";      $result .= "<select $onclick name='${var}year'>\n";
     for ($i = 2000; $i < 2030; $i++) { # update this after 64-bit dates      for ($i = 2000; $i < 2030; $i++) { # update this after 64-bit dates
         if ($date->year + 1900 == $i) {          if ($date->year + 1900 == $i) {
             $result .= "<option selected>";              $result .= "<option selected='selected'>";
         } else {          } else {
             $result .= "<option>";              $result .= "<option>";
         }          }
Line 1604  sub render { Line 1623  sub render {
  my $am = &mt('a.m.');   my $am = &mt('a.m.');
  my $pm = &mt('p.m.');   my $pm = &mt('p.m.');
         # Build hour          # Build hour
         $result .= "<select name='${var}hour'>\n";          $result .= "<select $onclick name='${var}hour'>\n";
         $result .= "<option " . ($date->hour == 0 ? 'selected ':'') .          $result .= "<option " . ($date->hour == 0 ? 'selected="selected" ':'') .
             " value='0'>" . &mt('midnight') . "</option>\n";              " value='0'>" . &mt('midnight') . "</option>\n";
         for ($i = 1; $i < 12; $i++) {          for ($i = 1; $i < 12; $i++) {
             if ($date->hour == $i) {              if ($date->hour == $i) {
                 $result .= "<option selected value='$i'>$i $am</option>\n";                  $result .= "<option selected='selected' value='$i'>$i $am</option>\n";
             } else {              } else {
                 $result .= "<option value='$i'>$i $am</option>\n";                  $result .= "<option value='$i'>$i $am</option>\n";
             }              }
         }          }
         $result .= "<option " . ($date->hour == 12 ? 'selected ':'') .          $result .= "<option " . ($date->hour == 12 ? 'selected="selected" ':'') .
             " value='12'>" . &mt('noon') . "</option>\n";              " value='12'>" . &mt('noon') . "</option>\n";
         for ($i = 13; $i < 24; $i++) {          for ($i = 13; $i < 24; $i++) {
             my $printedHour = $i - 12;              my $printedHour = $i - 12;
             if ($date->hour == $i) {              if ($date->hour == $i) {
                 $result .= "<option selected value='$i'>$printedHour $pm</option>\n";                  $result .= "<option selected='selected' value='$i'>$printedHour $pm</option>\n";
             } else {              } else {
                 $result .= "<option value='$i'>$printedHour $pm</option>\n";                  $result .= "<option value='$i'>$printedHour $pm</option>\n";
             }              }
Line 1627  sub render { Line 1646  sub render {
   
         $result .= "</select> :\n";          $result .= "</select> :\n";
   
         $result .= "<select name='${var}minute'>\n";          $result .= "<select $onclick name='${var}minute'>\n";
         for ($i = 0; $i < 60; $i++) {   my $selected=0;
           for my $i ((0,15,30,45,59,undef,0..59)) {
             my $printedMinute = $i;              my $printedMinute = $i;
             if ($i < 10) {              if (defined($i) && $i < 10) {
                 $printedMinute = "0" . $printedMinute;                  $printedMinute = "0" . $printedMinute;
             }              }
             if ($date->min == $i) {              if (!$selected && $date->min == $i) {
                 $result .= "<option selected>";                  $result .= "<option selected='selected'>";
    $selected=1;
             } else {              } else {
                 $result .= "<option>";                  $result .= "<option>";
             }              }
Line 1642  sub render { Line 1663  sub render {
         }          }
         $result .= "</select>\n";          $result .= "</select>\n";
     }      }
       if ($self->{'anytime'}) {
    $result.=(<<CHECK);
   <script type="text/javascript">
   // <!--
       function updateCheck(form,name,value) {
    var checkbox=form[name];
    checkbox.checked = value;
       }
   // -->
   </script>
   CHECK
    $result.="&nbsp;or&nbsp;<label><input type='checkbox' ";
    if ($anytime) {
       $result.=' checked="checked" '
    }
    $result.="name='${var}anytime'/>".&mt('Anytime').'</label>'
       }
     return $result;      return $result;
   
 }  }
Line 1650  sub render { Line 1687  sub render {
 sub postprocess {  sub postprocess {
     my $self = shift;      my $self = shift;
     my $var = $self->{'variable'};      my $var = $self->{'variable'};
     my $month = $ENV{'form.' . $var . 'month'};       if ($env{'form.' . $var . 'anytime'}) {
     my $day = $ENV{'form.' . $var . 'day'};    $helper->{VARS}->{$var} = undef;
     my $year = $ENV{'form.' . $var . 'year'};       } else {
     my $min = 0;    my $month = $env{'form.' . $var . 'month'}; 
     my $hour = 0;   my $day = $env{'form.' . $var . 'day'}; 
     if ($self->{'hoursminutes'}) {   my $year = $env{'form.' . $var . 'year'}; 
         $min = $ENV{'form.' . $var . 'minute'};   my $min = 0; 
         $hour = $ENV{'form.' . $var . 'hour'};   my $hour = 0;
     }   if ($self->{'hoursminutes'}) {
       $min = $env{'form.' . $var . 'minute'};
       $hour = $env{'form.' . $var . 'hour'};
    }
   
    my $chosenDate;
    eval {$chosenDate = Time::Local::timelocal(0, $min, $hour, $day, $month, $year);};
    my $error = $@;
   
    # Check to make sure that the date was not automatically co-erced into a 
    # valid date, as we want to flag that as an error
    # This happens for "Feb. 31", for instance, which is coerced to March 2 or
    # 3, depending on if it's a leap year
    my $checkDate = localtime($chosenDate);
   
    if ($error || $checkDate->mon != $month || $checkDate->mday != $day ||
       $checkDate->year + 1900 != $year) {
       unless (Apache::lonlocal::current_language()== ~/^en/) {
    $self->{ERROR_MSG} = &mt("Invalid date entry");
    return 0;
       }
       # LOCALIZATION FIXME: Needs to be parameterized
       $self->{ERROR_MSG} = "Can't use " . $months[$month] . " $day, $year as a "
    . "date because it doesn't exist. Please enter a valid date.";
   
     my $chosenDate;  
     eval {$chosenDate = Time::Local::timelocal(0, $min, $hour, $day, $month, $year);};  
     my $error = $@;  
   
     # Check to make sure that the date was not automatically co-erced into a   
     # valid date, as we want to flag that as an error  
     # This happens for "Feb. 31", for instance, which is coerced to March 2 or  
     # 3, depending on if it's a leap year  
     my $checkDate = localtime($chosenDate);  
   
     if ($error || $checkDate->mon != $month || $checkDate->mday != $day ||  
         $checkDate->year + 1900 != $year) {  
  unless (Apache::lonlocal::current_language()== ~/^en/) {  
     $self->{ERROR_MSG} = &mt("Invalid date entry");  
     return 0;      return 0;
  }   }
  # LOCALIZATION FIXME: Needs to be parameterized   $helper->{VARS}->{$var} = $chosenDate;
         $self->{ERROR_MSG} = "Can't use " . $months[$month] . " $day, $year as a "  
             . "date because it doesn't exist. Please enter a valid date.";  
   
         return 0;  
     }      }
   
     $helper->{VARS}->{$var} = $chosenDate;  
   
     if (defined($self->{NEXTSTATE})) {      if (defined($self->{NEXTSTATE})) {
         $helper->changeState($self->{NEXTSTATE});          $helper->changeState($self->{NEXTSTATE});
     }      }
Line 1757  than 1 part. Line 1797  than 1 part.
 no strict;  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
   use Apache::lonnet;
   
 BEGIN {  BEGIN {
     &Apache::lonhelper::register('Apache::lonhelper::resource',      &Apache::lonhelper::register('Apache::lonhelper::resource',
Line 1929  sub render { Line 1970  sub render {
   
     if ($self->{'multichoice'}) {      if ($self->{'multichoice'}) {
         $result = <<SCRIPT;          $result = <<SCRIPT;
 <script>  <script type="text/javascript">
   // <!--
     function checkall(value, checkName) {      function checkall(value, checkName) {
  for (i=0; i<document.forms.helpform.elements.length; i++) {   for (i=0; i<document.forms.helpform.elements.length; i++) {
             ele = document.forms.helpform.elements[i];              ele = document.forms.helpform.elements[i];
Line 1938  sub render { Line 1980  sub render {
             }              }
         }          }
     }      }
   // -->
 </script>  </script>
 SCRIPT  SCRIPT
         my %lt=&Apache::lonlocal::texthash(          my %lt=&Apache::lonlocal::texthash(
Line 1977  BUTTONS Line 2020  BUTTONS
  $mapUrl = $self->{MAP_URL};   $mapUrl = $self->{MAP_URL};
     }      }
   
       my %defaultSymbs;
       if (defined($self->{DEFAULT_VALUE})) {
           my $valueFunc = eval($self->{DEFAULT_VALUE});
           die 'Error in default value code for variable ' . 
               $self->{'variable'} . ', Perl said: ' . $@ if $@;
           my @defaultSymbs = &$valueFunc($helper, $self);
    if (!$multichoice && @defaultSymbs) { # only allowed 1
       @defaultSymbs = ($defaultSymbs[0]);
    }
    %defaultSymbs = map { if ($_) {($_,1) } } @defaultSymbs;
    delete($defaultSymbs{''});
       }
   
     # Create the composite function that renders the column on the nav map      # Create the composite function that renders the column on the nav map
     # have to admit any language that lets me do this can't be all bad      # have to admit any language that lets me do this can't be all bad
     #  - Jeremy (Pythonista) ;-)      #  - Jeremy (Pythonista) ;-)
Line 2005  BUTTONS Line 2061  BUTTONS
             return $result;              return $result;
         } else {          } else {
     my $col = "";      my $col = "";
       my $raw_name = &$valueFunc($resource);
     my $resource_name =         my $resource_name =   
                    HTML::Entities::encode(&$valueFunc($resource),"<>&\"'");                     HTML::Entities::encode($raw_name,"<>&\"'");
     if($option_vars) {      if($option_vars) {
  foreach my $option_var (@$option_vars) {   foreach my $option_var (@$option_vars) {
       my $var_value = "\|\|\|" . $helper->{VARS}->{$option_var} . 
    "\|\|\|";
       my $checked ="";
       if($var_value =~ /\Q|||$raw_name|||\E/) {
    $checked = "checked='checked'";
       }
     $col .=       $col .= 
                         "<td align='center'><input type='checkbox' name ='$option_var".                          "<td align='center'><input type='checkbox' name ='$option_var".
  ".forminput' value='".   ".forminput' value='".
  $resource_name . "' /> </td>";   $resource_name . "' $checked /> </td>";
  }   }
     }      }
   
             $col .= "<td align='center'><input type='$inputType' name='${var}.forminput' ";              $col .= "<td align='center'><input type='$inputType' name='${var}.forminput' ";
             if (!$checked && !$multichoice) {      if (%defaultSymbs) {
                 $col .= "checked ";   my $symb=$resource->symb();
                 $checked = 1;   if (exists($defaultSymbs{$symb})) {
             }      $col .= "checked='checked' ";
     if ($multichoice) { # all resources start checked; see bug 1174      $checked = 1;
  $col .= "checked ";   }
  $checked = 1;      } else {
    if (!$checked && !$multichoice) {
       $col .= "checked='checked' ";
       $checked = 1;
    }
    if ($multichoice) { # all resources start checked; see bug 1174
       $col .= "checked='checked' ";
       $checked = 1;
    }
     }      }
             $col .= "value='" . $resource_name  . "' /></td>";              $col .= "value='" . $resource_name  . "' /></td>";
   
Line 2048  BUTTONS Line 2119  BUTTONS
     };      };
     $result.=(<<RADIO);      $result.=(<<RADIO);
 <script type="text/javascript">  <script type="text/javascript">
   // <!--
     function updateRadio(form,name,value) {      function updateRadio(form,name,value) {
  var radiobutton=form[name];   var radiobutton=form[name];
  for (var i=0; i<radiobutton.length; i++) {   for (var i=0; i<radiobutton.length; i++) {
Line 2063  BUTTONS Line 2135  BUTTONS
  var which=select.selectedIndex;   var which=select.selectedIndex;
  hidden.value=select.options[which].value;   hidden.value=select.options[which].value;
     }      }
   // -->
 </script>  </script>
 <input type="hidden" name="${var}_part.forminput" />;  <input type="hidden" name="${var}_part.forminput" />
   
 RADIO  RADIO
     $ENV{'form.condition'} = !$self->{'toponly'};      $env{'form.condition'} = !$self->{'toponly'};
     my $cols = [$renderColFunc];      my $cols = [$renderColFunc];
     if ($self->{'addparts'}) { push(@$cols, $renderPartsFunc); }      if ($self->{'addparts'}) { push(@$cols, $renderPartsFunc); }
     push(@$cols, Apache::lonnavmaps::resource());      push(@$cols, Apache::lonnavmaps::resource());
Line 2139  selection. Defaults to false. Line 2212  selection. Defaults to false.
 If true, only active students and course personnel will be  If true, only active students and course personnel will be
 shown. Defaults to false.  shown. Defaults to false.
   
   =item * B<emptyallowed>:
   
   If true, the selection of no users is allowed. Defaults to false.
   
 =back  =back
   
 =cut  =cut
Line 2147  no strict; Line 2224  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 BEGIN {  BEGIN {
     &Apache::lonhelper::register('Apache::lonhelper::student',      &Apache::lonhelper::register('Apache::lonhelper::student',
Line 2174  sub start_student { Line 2251  sub start_student {
     if (defined($token->[2]{'nextstate'})) {      if (defined($token->[2]{'nextstate'})) {
         $paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};          $paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};
     }      }
       $paramHash->{'emptyallowed'} = $token->[2]{'emptyallowed'};
           
 }      }    
   
Line 2194  sub render { Line 2272  sub render {
   
     if ($self->{'multichoice'}) {      if ($self->{'multichoice'}) {
         $result = <<SCRIPT;          $result = <<SCRIPT;
 <script>  <script type="text/javascript">
   // <!--
     function checkall(value, checkName) {      function checkall(value, checkName) {
  for (i=0; i<document.forms.helpform.elements.length; i++) {   for (i=0; i<document.forms.helpform.elements.length; i++) {
             ele = document.forms.helpform.elements[i];              ele = document.forms.helpform.elements[i];
Line 2220  sub render { Line 2299  sub render {
             }               } 
         }          }
     }      }
       function checkexpired()  {
    for (i=0; i<document.forms.helpform.elements.length; i++) {
               if (document.forms.helpform.elements[i].value.indexOf(':Expired') != -1) {
                   document.forms.helpform.elements[i].checked=true;
               } 
           }
       }
     function uncheckexpired() {      function uncheckexpired() {
  for (i=0; i<document.forms.helpform.elements.length; i++) {   for (i=0; i<document.forms.helpform.elements.length; i++) {
             if (document.forms.helpform.elements[i].value.indexOf(':Expired') != -1) {              if (document.forms.helpform.elements[i].value.indexOf(':Expired') != -1) {
Line 2227  sub render { Line 2313  sub render {
             }               } 
         }          }
     }      }
       function getDesiredState() {     // Return desired person state radio value.
           numRadio = document.forms.helpform.personstate.length;
           for (i =0; i < numRadio; i++) {
       if (document.forms.helpform.personstate[i].checked) {
                   return document.forms.helpform.personstate[i].value;
               }
           }
           return "";
       }
   
       function checksections(value) {    // Check selected sections.
           numSections  = document.forms.helpform.chosensections.length;
    desiredState = getDesiredState();
   
    for (var option = 0; option < numSections; option++) {
       if(document.forms.helpform.chosensections.options[option].selected) {
    section = document.forms.helpform.chosensections.options[option].text;
    if (section == "none") {
       section ="";
    }
    for (i = 0; i < document.forms.helpform.elements.length; i++ ) {
       if (document.forms.helpform.elements[i].value.indexOf(':') != -1) {
    info = document.forms.helpform.elements[i].value.split(':');
    hisSection = info[2];
    hisState   = info[4];
    if (desiredState == hisState ||
       desiredState == "All") {
       if(hisSection == section ||
          section =="" ) {
    document.forms.helpform.elements[i].checked = value;
       }
    }
       }
    }
               }
    }
      }
   // -->
 </script>  </script>
 SCRIPT  SCRIPT
   
Line 2241  SCRIPT Line 2365  SCRIPT
         $buttons = <<BUTTONS;          $buttons = <<BUTTONS;
 <br />  <br />
 <table>  <table>
   <tr>  
       
     <td><input type="button" onclick="checkactive()" value="$lt{'ocs'}" /></td>  
     <td><input type="button" onclick="uncheckexpired()" value="$lt{'ues'}" /><br /></td>  
   </tr>  
   <tr>    <tr>
      <td><input type="button" onclick="checkall(true, '$var')" value="$lt{'sas'}" /></td>       <td><input type="button" onclick="checkall(true, '$var')" value="$lt{'sas'}" /></td>
      <td> <input type="button" onclick="checkall(false, '$var')" value="$lt{'uas'}" /><br /></td>       <td> <input type="button" onclick="checkall(false, '$var')" value="$lt{'uas'}" /><br /></td>
   </tr>    </tr>
   <tr>    
       <td><input type="button" onclick="checksec(true)" value="$lt{'sfsg'}"></td>  
       <td><input type="text" size="5" name="chksec">&nbsp;</td>  
   </tr>  
   <tr>  
       <td><input type="button" onclick="checksec(false)" value="$lt{'ufsg'}"></td>  
       <td></td>  
   </tr>  
 </table>  </table>
 <br />  <br />
 BUTTONS  BUTTONS
       $result .= $buttons;   
   
     }      }
   
     if (defined $self->{ERROR_MSG}) {      if (defined $self->{ERROR_MSG}) {
         $result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';          $result .= '<font color="#FF0000">' . $self->{ERROR_MSG} . '</font><br /><br />';
     }      }
   
       my %defaultUsers;
       if (defined($self->{DEFAULT_VALUE})) {
           my $valueFunc = eval($self->{DEFAULT_VALUE});
           die 'Error in default value code for variable ' . 
               $self->{'variable'} . ', Perl said: ' . $@ if $@;
           my @defaultUsers = &$valueFunc($helper, $self);
    if (!$self->{'multichoice'} && @defaultUsers) { # only allowed 1
       @defaultUsers = ($defaultUsers[0]);
    }
    %defaultUsers = map { if ($_) {($_,1) } } @defaultUsers;
    delete($defaultUsers{''});
       }
     my $choices = [];      my $choices = [];
       my $expired_students = []; # Will hold expired students.
   
     # Load up the non-students, if necessary      # Load up the non-students, if necessary
     if ($self->{'coursepersonnel'}) {      if ($self->{'coursepersonnel'}) {
Line 2305  BUTTONS Line 2433  BUTTONS
         }          }
         return $classlist->{$a}->[$fullname] cmp $classlist->{$b}->[$fullname];          return $classlist->{$a}->[$fullname] cmp $classlist->{$b}->[$fullname];
     } @keys;      } @keys;
       #
       #  now add the fancy section choice... first enumerate the sections:
       if ($self->{'multichoice'}) {
    my %sections;
    for my $key (@keys) {
       my $section_name = $classlist->{$key}->[$section];
       if ($section_name ne "") {
    $sections{$section_name} = 1;
       }
    }
    #  The variable $choice_widget will have the html to make the choice 
    #  selector.
    my $size=5;
    if (scalar(keys(%sections)) < 5) {
       $size=scalar(keys(%sections));
    }
    my $choice_widget = '<select multiple name="chosensections" size="'.$size.'">'."\n";
    foreach my $sec (sort {lc($a) cmp lc($b)} (keys(%sections))) {
       $choice_widget .= "<option name=\"$sec\">$sec</option>\n";
    }
    $choice_widget .= "<option>none</option></select>\n";
   
    # Build a table without any borders to contain the section based
    # selection:
   
    my $section_selectors =<<SECTIONSELECT;
   <table border="0">
     <tr valign="top">
      <td>For Sections:</td><td>$choice_widget</td>
      <td><label><input type="radio" name="personstate" value="Active" checked />
                  Current Students</label></td>
      <td><label><input type="radio" name="personstate" value="All" />
                  All students</label></td>
      <td><label><input type="radio" name="personstate" value="Expired" />
                  Expired Students</label></td>
     </tr>
     <tr>
      <td><input type="button" value="Select" onclick="checksections(true);" /></td>
      <td><input type="button" value="Unselect" onclick="checksections(false);" /></td></tr>
   </table>
   <br />
   SECTIONSELECT
            $result .= $section_selectors;
       }
   
     # username, fullname, section, type      # username, fullname, section, type
     for (@keys) {      for (@keys) {
  # Filter out inactive students if we've set "activeonly"  
  if (!$self->{'activeonly'} || $classlist->{$_}->[$status] eq   # We split the active students into the choices array and
           # inactive ones into expired_students so that we can put them in 2 separate
    # tables.
   
    if ( $classlist->{$_}->[$status] eq
     'Active') {      'Active') {
     push @$choices, [$_, $classlist->{$_}->[$fullname],       push @$choices, [$_, $classlist->{$_}->[$fullname], 
      $classlist->{$_}->[$section],       $classlist->{$_}->[$section],
      $classlist->{$_}->[$status], 'Student'];       $classlist->{$_}->[$status], 'Student'];
    } else {
       push @$expired_students, [$_, $classlist->{$_}->[$fullname], 
         $classlist->{$_}->[$section],
         $classlist->{$_}->[$status], 'Student'];
  }   }
     }      }
   
Line 2328  BUTTONS Line 2508  BUTTONS
  "<td align='center'><b>".&mt('Username').":".&mt('Domain')."</b></td></tr>";   "<td align='center'><b>".&mt('Username').":".&mt('Domain')."</b></td></tr>";
   
     my $checked = 0;      my $checked = 0;
       #
       # Give the active students and staff:
       #
     for my $choice (@$choices) {      for my $choice (@$choices) {
         $result .= "<tr><td><input type='$type' name='" .          $result .= "<tr><td><input type='$type' name='" .
             $self->{'variable'} . '.forminput' . "'";              $self->{'variable'} . '.forminput' . "'";
                           
         if (!$self->{'multichoice'} && !$checked) {   if (%defaultUsers) {
             $result .= " checked ";      my $user=$choice->[0];
       if (exists($defaultUsers{$user})) {
    $result .= " checked='checked' ";
    $checked = 1;
       }
    } elsif (!$self->{'multichoice'} && !$checked) {
               $result .= " checked='checked' ";
             $checked = 1;              $checked = 1;
         }          }
         $result .=          $result .=
Line 2353  BUTTONS Line 2542  BUTTONS
     . HTML::Entities::encode($choice->[0],'<>&"')      . HTML::Entities::encode($choice->[0],'<>&"')
     . "</td></tr>\n";      . "</td></tr>\n";
     }      }
   
     $result .= "</table>\n\n";      $result .= "</table>\n\n";
     $result .= $buttons;      
           # If activeonly is not set then we can also give the expired students:
       #
       if (!$self->{'activeonly'} && ((scalar @$expired_students) > 0)) {
    $result .= "<p>Inactive students: </p>\n";
    $result .= <<INACTIVEBUTTONS;
      <table>
                 <tr>
                    <td><input type="button" value="Select expired" onclick="checkexpired();" /> </td>
    <td><input type="button" value="Unselect expired" onclick="uncheckexpired();" /></td>
                 </tr>
              </table>
   INACTIVEBUTTONS
    $result .= "<table>\n";
   
    for my $choice (@$expired_students) {
           $result .= "<tr><td><input type='$type' name='" .
               $self->{'variable'} . '.forminput' . "'";
               
    if (%defaultUsers) {
       my $user=$choice->[0];
       if (exists($defaultUsers{$user})) {
    $result .= " checked='checked' ";
    $checked = 1;
       }
    } elsif (!$self->{'multichoice'} && !$checked) {
               $result .= " checked='checked' ";
               $checked = 1;
           }
           $result .=
               " value='" . HTML::Entities::encode($choice->[0] . ':' 
    .$choice->[2] . ':' 
    .$choice->[1] . ':' 
    .$choice->[3], "<>&\"'")
               . "' /></td><td>"
               . HTML::Entities::encode($choice->[1],'<>&"')
               . "</td><td align='center'>" 
               . HTML::Entities::encode($choice->[2],'<>&"')
               . "</td>\n<td>" 
       . HTML::Entities::encode($choice->[3],'<>&"')
               . "</td>\n<td>" 
       . HTML::Entities::encode($choice->[4],'<>&"')
               . "</td>\n<td>" 
       . HTML::Entities::encode($choice->[0],'<>&"')
       . "</td></tr>\n";    
    }
    $result .= "</table>\n";
   
       }
   
   
   
     return $result;      return $result;
 }  }
   
 sub postprocess {  sub postprocess {
     my $self = shift;      my $self = shift;
   
     my $result = $ENV{'form.' . $self->{'variable'} . '.forminput'};      my $result = $env{'form.' . $self->{'variable'} . '.forminput'};
     if (!$result) {      if (!$result && !$self->{'emptyallowed'}) {
         $self->{ERROR_MSG} =    if ($self->{'coursepersonnel'}) {
     &mt('You must choose at least one student to continue.');      $self->{ERROR_MSG} = 
    &mt('You must choose at least one user to continue.');
    } else {
       $self->{ERROR_MSG} = 
    &mt('You must choose at least one student to continue.');
    }
         return 0;          return 0;
     }      }
   
Line 2433  no strict; Line 2676  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
 use Apache::lonpubdir; # for getTitleString  use Apache::lonpubdir; # for getTitleString
   
 BEGIN {  BEGIN {
Line 2538  sub render { Line 2781  sub render {
   
     if ($self->{'multichoice'}) {      if ($self->{'multichoice'}) {
         $result = <<SCRIPT;          $result = <<SCRIPT;
 <script>  <script type="text/javascript">
   // <!--
     function checkall(value, checkName) {      function checkall(value, checkName) {
  for (i=0; i<document.forms.helpform.elements.length; i++) {   for (i=0; i<document.forms.helpform.elements.length; i++) {
             ele = document.forms.helpform.elements[i];              ele = document.forms.helpform.elements[i];
Line 2556  sub render { Line 2800  sub render {
             }              }
         }          }
     }      }
   // -->
 </script>  </script>
 SCRIPT  SCRIPT
        my %lt=&Apache::lonlocal::texthash(         my %lt=&Apache::lonlocal::texthash(
Line 2585  BUTTONS Line 2830  BUTTONS
     # If the subdirectory is in local CSTR space      # If the subdirectory is in local CSTR space
     my $metadir;      my $metadir;
     if ($subdir =~ m|/home/([^/]+)/public_html/(.*)|) {      if ($subdir =~ m|/home/([^/]+)/public_html/(.*)|) {
         my $user = $1;   my ($user,$domain)= 
         my $domain = $Apache::lonnet::perlvar{'lonDefDomain'};      &Apache::loncacc::constructaccess($subdir,
        $Apache::lonnet::perlvar{'lonDefDomain'});
  $metadir='/res/'.$domain.'/'.$user.'/'.$2;   $metadir='/res/'.$domain.'/'.$user.'/'.$2;
         @fileList = &Apache::lonnet::dirlist($subdir, $domain, $user, '');          @fileList = &Apache::lonnet::dirlist($subdir, $domain, $user, '');
     } elsif ($subdir =~ m|^~([^/]+)/(.*)$|) {      } elsif ($subdir =~ m|^~([^/]+)/(.*)$|) {
  $subdir='/home/'.$1.'/public_html/'.$2;   $subdir='/home/'.$1.'/public_html/'.$2;
         my $user = $1;   my ($user,$domain)= 
         my $domain = $Apache::lonnet::perlvar{'lonDefDomain'};      &Apache::loncacc::constructaccess($subdir,
        $Apache::lonnet::perlvar{'lonDefDomain'});
  $metadir='/res/'.$domain.'/'.$user.'/'.$2;   $metadir='/res/'.$domain.'/'.$user.'/'.$2;
         @fileList = &Apache::lonnet::dirlist($subdir, $domain, $user, '');          @fileList = &Apache::lonnet::dirlist($subdir, $domain, $user, '');
     } else {      } else {
         # local library server resource space          # local library server resource space
         @fileList = &Apache::lonnet::dirlist($subdir, $ENV{'user.domain'}, $ENV{'user.name'}, '');          @fileList = &Apache::lonnet::dirlist($subdir, $env{'user.domain'}, $env{'user.name'}, '');
     }      }
   
     # Sort the fileList into order      # Sort the fileList into order
Line 2659  BUTTONS Line 2906  BUTTONS
             . ".forminput' ".qq{id="$id"}." value='" . HTML::Entities::encode($fileName,"<>&\"'").              . ".forminput' ".qq{id="$id"}." value='" . HTML::Entities::encode($fileName,"<>&\"'").
                 "'";                  "'";
             if (!$self->{'multichoice'} && $choices == 0) {              if (!$self->{'multichoice'} && $choices == 0) {
                 $result .= ' checked';                  $result .= ' checked="checked"';
             }              }
             $result .= "/></td><td bgcolor='$color'>".              $result .= "/></td><td bgcolor='$color'>".
                 qq{<label for="$id">}. $file . "</label></td>" .                  qq{<label for="$id">}. $file . "</label></td>" .
Line 2690  sub fileState { Line 2937  sub fileState {
     my $constructionSpaceDir = shift;      my $constructionSpaceDir = shift;
     my $file = shift;      my $file = shift;
           
     my ($uname,$udom)=($ENV{'user.name'},$ENV{'user.domain'});      my ($uname,$udom)=($env{'user.name'},$env{'user.domain'});
     if ($ENV{'request.role'}=~/^ca\./) {      if ($env{'request.role'}=~/^ca\./) {
  (undef,$udom,$uname)=split(/\//,$ENV{'request.role'});   (undef,$udom,$uname)=split(/\//,$env{'request.role'});
     }      }
     my $docroot = $Apache::lonnet::perlvar{'lonDocRoot'};      my $docroot = $Apache::lonnet::perlvar{'lonDocRoot'};
     my $subdirpart = $constructionSpaceDir;      my $subdirpart = $constructionSpaceDir;
Line 2717  sub fileState { Line 2964  sub fileState {
   
 sub postprocess {  sub postprocess {
     my $self = shift;      my $self = shift;
     my $result = $ENV{'form.' . $self->{'variable'} . '.forminput'};      my $result = $env{'form.' . $self->{'variable'} . '.forminput'};
     if (!$result) {      if (!$result) {
         $self->{ERROR_MSG} = 'You must choose at least one file '.          $self->{ERROR_MSG} = 'You must choose at least one file '.
             'to continue.';              'to continue.';
Line 2742  package Apache::lonhelper::section; Line 2989  package Apache::lonhelper::section;
 <section> allows the user to choose one or more sections from the current  <section> allows the user to choose one or more sections from the current
 course.  course.
   
 It takes the standard attributes "variable", "multichoice", and  It takes the standard attributes "variable", "multichoice",
 "nextstate", meaning what they do for most other elements.  "allowempty" and "nextstate", meaning what they do for most other
   elements.
   
   also takes a boolean 'onlysections' whcih will restrict this to only
   have sections and not include groups
   
 =cut  =cut
   
Line 2773  sub start_section { Line 3024  sub start_section {
     $paramHash->{'variable'} = $token->[2]{'variable'};      $paramHash->{'variable'} = $token->[2]{'variable'};
     $helper->declareVar($paramHash->{'variable'});      $helper->declareVar($paramHash->{'variable'});
     $paramHash->{'multichoice'} = $token->[2]{'multichoice'};      $paramHash->{'multichoice'} = $token->[2]{'multichoice'};
       $paramHash->{'allowempty'} = $token->[2]{'allowempty'};
     if (defined($token->[2]{'nextstate'})) {      if (defined($token->[2]{'nextstate'})) {
         $paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};          $paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};
     }      }
Line 2792  sub start_section { Line 3044  sub start_section {
     }       } 
         
     for my $sectionName (sort(keys(%choices))) {      for my $sectionName (sort(keys(%choices))) {
            push @{$paramHash->{CHOICES}}, [$sectionName, $sectionName];
         push @{$paramHash->{CHOICES}}, [$sectionName, $sectionName];      }
       return if ($token->[2]{'onlysections'});
   
       # add in groups to the end of the list
       my %curr_groups;
       if (&Apache::loncommon::coursegroups(\%curr_groups)) {
    foreach my $group_name (sort(keys(%curr_groups))) {
       push(@{$paramHash->{CHOICES}}, [$group_name, $group_name]);
    }
     }      }
 }      }    
   
Line 2807  sub end_section { Line 3067  sub end_section {
 }      }    
 1;  1;
   
   package Apache::lonhelper::group;
   
   =pod
    
   =head2 Element: groupX<group, helper element>
    
   <group> allows the user to choose one or more groups from the current course.
   
   It takes the standard attributes "variable", "multichoice",
    "allowempty" and "nextstate", meaning what they do for most other
    elements.
   
   =cut
   
   no strict;
   @ISA = ("Apache::lonhelper::choices");
   use strict;
   
   BEGIN {
       &Apache::lonhelper::register('Apache::lonhelper::group',
                                    ('group'));
   }
   
   sub new {
       my $ref = Apache::lonhelper::choices->new();
       bless($ref);
   }
    
   sub start_group {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
    
       if ($target ne 'helper') {
           return '';
       }
   
       $paramHash->{CHOICES} = [];
   
       $paramHash->{'variable'} = $token->[2]{'variable'};
       $helper->declareVar($paramHash->{'variable'});
       $paramHash->{'multichoice'} = $token->[2]{'multichoice'};
       $paramHash->{'allowempty'} = $token->[2]{'allowempty'};
       if (defined($token->[2]{'nextstate'})) {
           $paramHash->{NEXTSTATE} = $token->[2]{'nextstate'};
       }
   
       # Populate the CHOICES element
       my %choices;
   
       my %curr_groups;
       if (&Apache::loncommon::coursegroups(\%curr_groups)) {
    foreach my $group_name (sort(keys(%curr_groups))) {
       push(@{$paramHash->{CHOICES}}, [$group_name, $group_name]);
    }
       }
   }
   
   sub end_group {
       my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   
       if ($target ne 'helper') {
           return '';
       }
       Apache::lonhelper::group->new();
   }
   1;
   
 package Apache::lonhelper::string;  package Apache::lonhelper::string;
   
 =pod  =pod
Line 2924  package Apache::lonhelper::general; Line 3250  package Apache::lonhelper::general;
 =head2 General-purpose tag: <exec>X<exec, helper tag>  =head2 General-purpose tag: <exec>X<exec, helper tag>
   
 The contents of the exec tag are executed as Perl code, B<not> inside a   The contents of the exec tag are executed as Perl code, B<not> inside a 
 safe space, so the full range of $ENV and such is available. The code  safe space, so the full range of $env and such is available. The code
 will be executed as a subroutine wrapped with the following code:  will be executed as a subroutine wrapped with the following code:
   
 "sub { my $helper = shift; my $state = shift;" and  "sub { my $helper = shift; my $state = shift;" and
Line 2946  be able to call methods on it. Line 3272  be able to call methods on it.
 =cut  =cut
   
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 BEGIN {  BEGIN {
     &Apache::lonhelper::register('Apache::lonhelper::general',      &Apache::lonhelper::register('Apache::lonhelper::general',
Line 3077  no strict; Line 3404  no strict;
 @ISA = ("Apache::lonhelper::element");  @ISA = ("Apache::lonhelper::element");
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
 BEGIN {  BEGIN {
     &Apache::lonhelper::register('Apache::lonhelper::final',      &Apache::lonhelper::register('Apache::lonhelper::final',
                                  ('final', 'exitpage'));                                   ('final', 'exitpage'));
Line 3172  sub render { Line 3500  sub render {
     my $targetURL = '';      my $targetURL = '';
     my $finish=&mt('Finish');      my $finish=&mt('Finish');
     if ($self->{'restartCourse'}) {      if ($self->{'restartCourse'}) {
  my $actionURL = '/adm/roles';   $actionURL = '/adm/roles';
  $targetURL = '/adm/menu';   $targetURL = '/adm/menu';
  if ($ENV{'course.'.$ENV{'request.course.id'}.'.url'}=~/^uploaded/) {   if ($env{'course.'.$env{'request.course.id'}.'.url'}=~/^uploaded/) {
     $targetURL = '/adm/coursedocs';      $targetURL = '/adm/coursedocs';
  } else {   } else {
     $targetURL = '/adm/navmaps';      $targetURL = '/adm/navmaps';
  }   }
  if ($ENV{'course.'.$ENV{'request.course.id'}.'.clonedfrom'}) {   if ($env{'course.'.$env{'request.course.id'}.'.clonedfrom'}) {
     $targetURL = '/adm/parmset?overview=1';      $targetURL = '/adm/parmset?overview=1';
  }   }
  my $finish=&mt('Finish Course Initialization');   my $finish=&mt('Finish Course Initialization');
     }      }
     my $previous = HTML::Entities::encode(&mt("<- Previous"), '<>&"');      my $previous = HTML::Entities::encode(&mt("<- Previous"), '<>&"');
     my $next = HTML::Entities::encode(&mt("Next ->"), '<>&"');      my $next = HTML::Entities::encode(&mt("Next ->"), '<>&"');
       my $target = " target='loncapaclient'";
       if (($env{'browser.interface'} eq 'textual') ||
           ($env{'environment.remote'} eq 'off')) {  $target='';  }
     $result .= "<center>\n" .      $result .= "<center>\n" .
  "<form action='".$actionURL."' method='post' target='loncapaclient'>\n" .   "<form action='".$actionURL."' method='post' $target>\n" .
  "<input type='button' onclick='history.go(-1)' value='$previous' />" .   "<input type='button' onclick='history.go(-1)' value='$previous' />" .
  "<input type='hidden' name='orgurl' value='$targetURL' />" .   "<input type='hidden' name='orgurl' value='$targetURL' />" .
  "<input type='hidden' name='selectrole' value='1' />\n" .   "<input type='hidden' name='selectrole' value='1' />\n" .
  "<input type='hidden' name='" . $ENV{'request.role'} .    "<input type='hidden' name='" . $env{'request.role'} . 
  "' value='1' />\n<input type='submit' value='" . $finish . "' />\n" .   "' value='1' />\n<input type='submit' value='" . $finish . "' />\n" .
  "</form></center>";   "</form></center>";
   
Line 3215  no strict; Line 3546  no strict;
 @ISA = ('Apache::lonhelper::element');  @ISA = ('Apache::lonhelper::element');
 use strict;  use strict;
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::lonnet;
   
 BEGIN {  BEGIN {
     &Apache::lonhelper::register('Apache::lonhelper::parmwizfinal',      &Apache::lonhelper::register('Apache::lonhelper::parmwizfinal',
Line 3256  sub render { Line 3588  sub render {
                         'answer_date' => "0_answerdate",                          'answer_date' => "0_answerdate",
  'tries' => '0_maxtries',   'tries' => '0_maxtries',
  'weight' => '0_weight' );   'weight' => '0_weight' );
       my %realParmName = ('open_date' => "opendate",
                           'due_date' => "duedate",
                           'answer_date' => "answerdate",
    'tries' => 'maxtries',
    'weight' => 'weight' );
           
     my $affectedResourceId = "";      my $affectedResourceId = "";
     my $parm_name = $parmTypeHash{$vars->{ACTION_TYPE}};      my $parm_name = $parmTypeHash{$vars->{ACTION_TYPE}};
Line 3267  sub render { Line 3604  sub render {
     # Print the granularity, depending on the action      # Print the granularity, depending on the action
     if ($vars->{GRANULARITY} eq 'whole_course') {      if ($vars->{GRANULARITY} eq 'whole_course') {
         $resourceString .= '<li>'.&mt('for <b>all resources in the course</b>').'</li>';          $resourceString .= '<li>'.&mt('for <b>all resources in the course</b>').'</li>';
         $level = 9; # general course, see lonparmset.pm perldoc   if ($vars->{TARGETS} eq 'course') {
       $level = 11; # general course, see lonparmset.pm perldoc
    } elsif ($vars->{TARGETS} eq 'section') {
       $level = 6;
    } else {
       $level = 3;
    }
         $affectedResourceId = "0.0";          $affectedResourceId = "0.0";
         $symb = 'a';          $symb = 'a';
         $paramlevel = 'general';          $paramlevel = 'general';
Line 3277  sub render { Line 3620  sub render {
         my $title = $res->compTitle();          my $title = $res->compTitle();
         $symb = $res->symb();          $symb = $res->symb();
         $resourceString .= '<li>'.&mt('for the map named [_1]',"<b>$title</b>").'</li>';          $resourceString .= '<li>'.&mt('for the map named [_1]',"<b>$title</b>").'</li>';
         $level = 8;   if ($vars->{TARGETS} eq 'course') {
       $level = 10; # general course, see lonparmset.pm perldoc
    } elsif ($vars->{TARGETS} eq 'section') {
       $level = 5;
    } else {
       $level = 2;
    }
         $affectedResourceId = $vars->{RESOURCE_ID};          $affectedResourceId = $vars->{RESOURCE_ID};
         $paramlevel = 'map';          $paramlevel = 'map';
     } else {      } else {
Line 3288  sub render { Line 3637  sub render {
         $symb = $res->symb();          $symb = $res->symb();
         my $title = $res->compTitle();          my $title = $res->compTitle();
         $resourceString .= '<li>'.&mt('for the resource named [_1] part [_2]',"<b>$title</b>","<b>$part</b>").'</li>';          $resourceString .= '<li>'.&mt('for the resource named [_1] part [_2]',"<b>$title</b>","<b>$part</b>").'</li>';
         $level = 7;   if ($vars->{TARGETS} eq 'course') {
       $level = 7; # general course, see lonparmset.pm perldoc
    } elsif ($vars->{TARGETS} eq 'section') {
       $level = 4;
    } else {
       $level = 1;
    }
         $affectedResourceId = $vars->{RESOURCE_ID};          $affectedResourceId = $vars->{RESOURCE_ID};
         $paramlevel = 'full';          $paramlevel = 'full';
     }      }
   
     my $result = "<form name='helpform' method='get' action='/adm/parmset#$affectedResourceId&$parm_name&$level'>\n";      my $result = "<form name='helpform' method='POST' action='/adm/parmset#$affectedResourceId&$parm_name&$level'>\n";
       $result .= "<input type='hidden' name='action' value='settable' />\n";
       $result .= "<input type='hidden' name='dis' value='helper' />\n";
       $result .= "<input type='hidden' name='pscat' value='".
    $realParmName{$vars->{ACTION_TYPE}}."' />\n";
     if ($vars->{GRANULARITY} eq 'resource') {      if ($vars->{GRANULARITY} eq 'resource') {
  $result .= "<input type='hidden' name='symb' value='".   $result .= "<input type='hidden' name='symb' value='".
     HTML::Entities::encode($symb,"'<>&\"") . "' />\n";      HTML::Entities::encode($symb,"'<>&\"") . "' />\n";
  $result .= "<input type='hidden' name='pscat' value='".      } elsif ($vars->{GRANULARITY} eq 'map') {
     HTML::Entities::encode($vars->{ACTION_TYPE},"'<>&\"") . "' />\n";   $result .= "<input type='hidden' name='pschp' value='".
  my $part = $vars->{RESOURCE_ID_part};      $affectedResourceId."' />\n";
  if ($part eq 'All Parts' || !$part) { $part=0; }  
  $result .= "<input type='hidden' name='psprt' value='".  
     HTML::Entities::encode($part,"'<>&\"") . "' />\n";  
     }      }
       my $part = $vars->{RESOURCE_ID_part};
       if ($part eq 'All Parts' || !$part) { $part=0; }
       $result .= "<input type='hidden' name='psprt' value='".
    HTML::Entities::encode($part,"'<>&\"") . "' />\n";
   
     $result .= '<p>'.&mt('Confirm that this information is correct, then click &quot;Finish Helper&quot; to complete setting the parameter.').'<ul>';      $result .= '<p>'.&mt('Confirm that this information is correct, then click &quot;Finish Helper&quot; to complete setting the parameter.').'<ul>';
           
     # Print the type of manipulation:      # Print the type of manipulation:
Line 3341  sub render { Line 3702  sub render {
     } elsif ($vars->{ACTION_TYPE} eq 'tries') {      } elsif ($vars->{ACTION_TYPE} eq 'tries') {
  $result .= "<input type='hidden' name='pres_value' " .   $result .= "<input type='hidden' name='pres_value' " .
     "value='" . $vars->{TRIES} . "' />\n";      "value='" . $vars->{TRIES} . "' />\n";
           $result .= "<input type='hidden' name='pres_type' " .
               "value='int_pos' />\n";
     } elsif ($vars->{ACTION_TYPE} eq 'weight') {      } elsif ($vars->{ACTION_TYPE} eq 'weight') {
  $result .= "<input type='hidden' name='pres_value' " .   $result .= "<input type='hidden' name='pres_value' " .
     "value='" . $vars->{WEIGHT} . "' />\n";      "value='" . $vars->{WEIGHT} . "' />\n";
Line 3354  sub render { Line 3717  sub render {
     } elsif ($vars->{TARGETS} eq 'section') {      } elsif ($vars->{TARGETS} eq 'section') {
         my $section = $vars->{SECTION_NAME};          my $section = $vars->{SECTION_NAME};
         $result .= '<li>'.&mt('for section [_1]',"<b>$section</b>").'</li>';          $result .= '<li>'.&mt('for section [_1]',"<b>$section</b>").'</li>';
         $level -= 3;   $result .= "<input type='hidden' name='csec' value='" .
         $result .= "<input type='hidden' name='csec' value='" .  
             HTML::Entities::encode($section,"'<>&\"") . "' />\n";              HTML::Entities::encode($section,"'<>&\"") . "' />\n";
       } elsif ($vars->{TARGETS} eq 'group') {
           my $group = $vars->{GROUP_NAME};
           $result .= '<li>'.&mt('for group [_1]',"<b>$group</b>").'</li>';
           $result .= "<input type='hidden' name='cgroup' value='" .
               HTML::Entities::encode($group,"'<>&\"") . "' />\n";
     } else {      } else {
         # FIXME: This is probably wasteful! Store the name!          # FIXME: This is probably wasteful! Store the name!
         my $classlist = Apache::loncoursedata::get_classlist();          my $classlist = Apache::loncoursedata::get_classlist();
         my $username = $vars->{USER_NAME};   my ($uname,$udom)=split(':',$vars->{USER_NAME});
         # Chop off everything after the last colon (section)          my $name = $classlist->{$uname.':'.$udom}->[6];
         $username = substr($username, 0, rindex($username, ':'));  
         my $name = $classlist->{$username}->[6];  
         $result .= '<li>'.&mt('for [_1]',"<b>$name</b>").'</li>';          $result .= '<li>'.&mt('for [_1]',"<b>$name</b>").'</li>';
         $level -= 6;  
         my ($uname, $udom) = split /:/, $vars->{USER_NAME};  
         $result .= "<input type='hidden' name='uname' value='".          $result .= "<input type='hidden' name='uname' value='".
             HTML::Entities::encode($uname,"'<>&\"") . "' />\n";              HTML::Entities::encode($uname,"'<>&\"") . "' />\n";
         $result .= "<input type='hidden' name='udom' value='".          $result .= "<input type='hidden' name='udom' value='".
Line 3384  sub render { Line 3747  sub render {
           
     # Make the table appear      # Make the table appear
     $result .= "\n<input type='hidden' value='true' name='prevvisit' />";      $result .= "\n<input type='hidden' value='true' name='prevvisit' />";
     $result .= "\n<input type='hidden' value='all' name='pschp' />";  
     $result .= "\n<input type='hidden' value='$symb' name='pssymb' />";      $result .= "\n<input type='hidden' value='$symb' name='pssymb' />";
     $result .= "\n<input type='hidden' value='$paramlevel' name='parmlev' />";      $result .= "\n<input type='hidden' value='$paramlevel' name='parmlev' />";
   
Removed from v.1.97  
changed lines
  Added in v.1.135

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