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

Diff for /loncom/interface/lonhelper.pm between versions 1.108 and 1.138

version 1.108, 2005/07/07 04:32:59 version 1.138, 2006/04/24 23:20:37
Line 573  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 651  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 1072  will be the state transistioned to if th Line 1069  will be the state transistioned to if th
 the choice is not multichoice. This will override the nextstate  the choice is not multichoice. This will override the nextstate
 passed to the parent C<choices> tag.  passed to the parent C<choices> tag.
   
   <choice> may optionally contain a 'relatedvalue' attribute, which
   if present will cause a text entry to appear to the right of the
   selection.  The value of the relatedvalue attribute is a variable
   into which the text entry will be stored e.g.:
   <choice computer='numberprovided" relatedvalue="num">Type the number in:</choice>
   
   <choice> may contain a relatededefault atribute which, if the
   relatedvalue attribute is present will be the initial value of the input
   box.
   
 =back  =back
   
 To create the choices programmatically, either wrap the choices in   To create the choices programmatically, either wrap the choices in 
Line 1162  sub start_choice { Line 1169  sub start_choice {
     my $computer = $token->[2]{'computer'};      my $computer = $token->[2]{'computer'};
     my $human = &mt(&Apache::lonxml::get_all_text('/choice',      my $human = &mt(&Apache::lonxml::get_all_text('/choice',
                                               $parser));                                                $parser));
     my $nextstate = $token->[2]{'nextstate'};      my $nextstate  = $token->[2]{'nextstate'};
     my $evalFlag = $token->[2]{'eval'};      my $evalFlag   = $token->[2]{'eval'};
       my $relatedVar = $token->[2]{'relatedvalue'}; 
       my $relatedDefault = $token->[2]{'relateddefault'};
     push @{$paramHash->{CHOICES}}, [&mtn($human), $computer, $nextstate,       push @{$paramHash->{CHOICES}}, [&mtn($human), $computer, $nextstate, 
                                     $evalFlag];                                      $evalFlag, $relatedVar, $relatedDefault];
     return '';      return '';
 }  }
   
Line 1188  sub render { Line 1197  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 1197  sub render { Line 1207  sub render {
             }              }
         }          }
     }      }
   // -->
 </script>  </script>
 SCRIPT  SCRIPT
     }      }
Line 1265  BUTTONS Line 1276  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->[3]) {  # if we need to evaluate this choice
             $choiceLabel = "sub { my $helper = shift; my $state = shift;" .              $choiceLabel = "sub { my $helper = shift; my $state = shift;" .
                 $choiceLabel . "}";                  $choiceLabel . "}";
             $choiceLabel = eval($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";              $choiceLabel. "</label></td>";
    if ($choice->[4]) {
       $result .='<td><input type="text" size="5" name="'
    .$choice->[4].'.forminput" value="'
                   .$choice->[5].'" /></td>';
    }
    $result .= "</tr>\n";
     }      }
     $result .= "</table>\n\n\n";      $result .= "</table>\n\n\n";
     $result .= $buttons;      $result .= $buttons;
Line 1314  sub postprocess { Line 1331  sub postprocess {
                 $helper->changeState($choice->[2]);                  $helper->changeState($choice->[2]);
             }              }
         }          }
    if ($choice->[4]) {
       my $varname = $choice->[4];
       $helper->{'VARS'}->{$varname} = $env{'form.'."$varname.forminput"};
    }
     }      }
     return 1;      return 1;
 }  }
Line 1427  sub render { Line 1448  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 1457  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 1534  sub start_date { Line 1555  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 1574  sub render {
     my $var = $self->{'variable'};      my $var = $self->{'variable'};
   
     my $date;      my $date;
       
       my $time=time;
       my ($anytime,$onclick);
   
   
       # first check VARS for a valid new value from the user
       # then check DEFAULT_VALUE for a valid default time value
       # otherwise pick now as reasonably good time
   
       if (defined($helper->{VARS}{$var})
    &&  $helper->{VARS}{$var} > 0) {
    $date = localtime($helper->{VARS}{$var});
       } elsif (defined($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;
       $date = localtime(time);
       $date->min(0);
    } elsif (defined($time) && $time ne 0) {
       $date = localtime($time);
    } else {
       # leave date undefined so it'll default to now
    }
       }
   
       if (!defined($date)) {
    $date = localtime(time);
    $date->min(0);
       }
   
       &Apache::lonnet::logthis("date mode ");
   
       if ($anytime) {
    $onclick = "onclick=\"javascript:updateCheck(this.form,'${var}anytime',false)\"";
       }
     # Default date: The current hour.      # Default date: The current hour.
     $date = localtime();  
     $date->min(0);  
   
     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 1620  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 1632  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 1644  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 1661  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 1684  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 1701  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('Any time').'</label>'
       }
     return $result;      return $result;
   
 }  }
Line 1650  sub render { Line 1725  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->{VALIDATOR})) {
    my $validator = eval($self->{VALIDATOR});
    die 'Died during evaluation of validator code; Perl said: ' . $@ if $@;
    my $invalid = &$validator($helper, $state, $self, $self->getValue());
    if ($invalid) {
       $self->{ERROR_MSG} = $invalid;
       return 0;
    }
       }
   
     if (defined($self->{NEXTSTATE})) {      if (defined($self->{NEXTSTATE})) {
         $helper->changeState($self->{NEXTSTATE});          $helper->changeState($self->{NEXTSTATE});
Line 1930  sub render { Line 2018  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 1939  sub render { Line 2028  sub render {
             }              }
         }          }
     }      }
   // -->
 </script>  </script>
 SCRIPT  SCRIPT
         my %lt=&Apache::lonlocal::texthash(          my %lt=&Apache::lonlocal::texthash(
Line 1978  BUTTONS Line 2068  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
Line 2016  BUTTONS Line 2118  BUTTONS
  "\|\|\|";   "\|\|\|";
     my $checked ="";      my $checked ="";
     if($var_value =~ /\Q|||$raw_name|||\E/) {      if($var_value =~ /\Q|||$raw_name|||\E/) {
  $checked = "checked";   $checked = "checked='checked'";
     }      }
     $col .=       $col .= 
                         "<td align='center'><input type='checkbox' name ='$option_var".                          "<td align='center'><input type='checkbox' name ='$option_var".
Line 2026  BUTTONS Line 2128  BUTTONS
     }      }
   
             $col .= "<td align='center'><input type='$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 2057  BUTTONS Line 2167  BUTTONS
     };      };
     $result.=(<<RADIO);      $result.=(<<RADIO);
 <script type="text/javascript">  <script type="text/javascript">
   // <!--
     function updateRadio(form,name,value) {      function updateRadio(form,name,value) {
  var radiobutton=form[name];   var radiobutton=form[name];
  for (var i=0; i<radiobutton.length; i++) {   for (var i=0; i<radiobutton.length; i++) {
Line 2072  BUTTONS Line 2183  BUTTONS
  var which=select.selectedIndex;   var which=select.selectedIndex;
  hidden.value=select.options[which].value;   hidden.value=select.options[which].value;
     }      }
   // -->
 </script>  </script>
 <input type="hidden" name="${var}_part.forminput" />  <input type="hidden" name="${var}_part.forminput" />
   
Line 2148  selection. Defaults to false. Line 2260  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 2183  sub start_student { Line 2299  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 2203  sub render { Line 2320  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 2229  sub render { Line 2347  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 2236  sub render { Line 2361  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 2250  SCRIPT Line 2413  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 2314  BUTTONS Line 2481  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 2337  BUTTONS Line 2556  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 .=          $result .=
Line 2362  BUTTONS Line 2590  BUTTONS
     . HTML::Entities::encode($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;
 }  }
   
Line 2373  sub postprocess { Line 2650  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 2547  sub render { Line 2829  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 2565  sub render { Line 2848  sub render {
             }              }
         }          }
     }      }
   // -->
 </script>  </script>
 SCRIPT  SCRIPT
        my %lt=&Apache::lonlocal::texthash(         my %lt=&Apache::lonlocal::texthash(
Line 2594  BUTTONS Line 2878  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, $user, '');
     } else {      } else {
Line 2668  BUTTONS Line 2954  BUTTONS
             . ".forminput' ".qq{id="$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 2751  package Apache::lonhelper::section; Line 3037  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 2782  sub start_section { Line 3072  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 2801  sub start_section { Line 3092  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 2816  sub end_section { Line 3115  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 2909  sub postprocess { Line 3274  sub postprocess {
   
     if (defined($self->{VALIDATOR})) {      if (defined($self->{VALIDATOR})) {
  my $validator = eval($self->{VALIDATOR});   my $validator = eval($self->{VALIDATOR});
  die 'Died during evaluation of evaulation code; Perl said: ' . $@ if $@;   die 'Died during evaluation of validator code; Perl said: ' . $@ if $@;
  my $invalid = &$validator($helper, $state, $self, $self->getValue());   my $invalid = &$validator($helper, $state, $self, $self->getValue());
  if ($invalid) {   if ($invalid) {
     $self->{ERROR_MSG} = $invalid;      $self->{ERROR_MSG} = $invalid;
Line 3197  sub render { Line 3562  sub render {
     }      }
     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" .
Line 3399  sub render { Line 3767  sub render {
         $result .= '<li>'.&mt('for section [_1]',"<b>$section</b>").'</li>';          $result .= '<li>'.&mt('for section [_1]',"<b>$section</b>").'</li>';
  $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 ($uname,$udom)=split(':',$username);  
         my $name = $classlist->{$uname.':'.$udom}->[6];          my $name = $classlist->{$uname.':'.$udom}->[6];
         $result .= '<li>'.&mt('for [_1]',"<b>$name</b>").'</li>';          $result .= '<li>'.&mt('for [_1]',"<b>$name</b>").'</li>';
  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='".
Removed from v.1.108  
changed lines
  Added in v.1.138

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