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Diff for /loncom/interface/Attic/londropadd.pm between versions 1.48 and 1.50

version 1.48, 2002/09/09 20:54:52 version 1.50, 2002/09/17 15:52:44
Line 31 Line 31
 #  #
 # (TeX Content Handler  # (TeX Content Handler
 #  #
 # YEAR=2000  ###############################################################
 # 05/29/00,05/30,10/11 Gerd Kortemeyer)  ###############################################################
 #  
 # 10/11,10/12,10/16 Gerd Kortemeyer)  
 #  
 # 11/20,11/21,11/22,11/23,11/24,11/25,11/27,11/28,  
 # 12/08,12/12 Gerd Kortemeyer)  
 #  
 # 12/26,12/27,12/28,  
 # YEAR=2001  
 # 01/01/01,01/15,02/10,02/13,02/14,02/22 Gerd Kortemeyer  
 # 8/6 Scott Harrison  
 # Guy Albertelli  
 # 9/25 Gerd Kortemeyer  
 # 12/19 Guy Albertelli  
 # YEAR=2002  
 # 1/4 Gerd Kortemeyer  
   
 package Apache::londropadd;  package Apache::londropadd;
   
 use strict;  use strict;
 use Apache::lonnet();  use Apache::lonnet();
 use Apache::loncommon();  use Apache::loncommon();
   use Apache::lonhtmlcommon();
 use Apache::Constants qw(:common :http REDIRECT);  use Apache::Constants qw(:common :http REDIRECT);
   
 # ================================================================ Print header  ###############################################################
   ###############################################################
 sub header {  sub header {
     my $bodytag=&Apache::loncommon::bodytag('Enrollment Manager');      my $bodytag=&Apache::loncommon::bodytag('Enrollment Manager');
     return(<<ENDHEAD);      return(<<ENDHEAD);
Line 71  $bodytag Line 57  $bodytag
 ENDHEAD  ENDHEAD
 }  }
   
 # =========== Drop student from all sections of a course, except optional $csec  ###############################################################
   ###############################################################
   # Drop student from all sections of a course, except optional $csec
 sub modifystudent {  sub modifystudent {
     my ($udom,$unam,$courseid,$csec,$desiredhost)=@_;      my ($udom,$unam,$courseid,$csec,$desiredhost)=@_;
     # if $csec is undefined, drop the student from all the courses matching      # if $csec is undefined, drop the student from all the courses matching
Line 93  sub modifystudent { Line 81  sub modifystudent {
             if ( ((!$section) && (!$csec)) || ($section ne $csec) ) {              if ( ((!$section) && (!$csec)) || ($section ne $csec) ) {
                 my (undef,$end,$start)=split(/\_/,$roles{$course});                  my (undef,$end,$start)=split(/\_/,$roles{$course});
                 my $now=time;                  my $now=time;
                   # if this is an active role 
                 if (!($start && ($now<$start)) || !($end && ($now>$end))) {                  if (!($start && ($now<$start)) || !($end && ($now>$end))) {
                     my $reply=&Apache::lonnet::modifystudent                      my $reply=&Apache::lonnet::modifystudent
                         ($udom,$unam,'','','','','','','',                          ($udom,$unam,'','','','','','','',
Line 110  sub modifystudent { Line 99  sub modifystudent {
     return $result;      return $result;
 }  }
   
 # ============ build a domain and server selection form  ###############################################################
   ###############################################################
   # build a domain and server selection form
 sub domain_form {  sub domain_form {
     my ($defdom) = @_;      my ($defdom) = @_;
     # Set up domain and server selection forms      # Set up domain and server selection forms
Line 139  sub domain_form { Line 130  sub domain_form {
     return $result;      return $result;
 }  }
   
 # ============================================================== Menu Phase One  ###############################################################
 sub menu_phase_one {  ###############################################################
   #  Menu Phase One
   sub print_main_menu {
     my $r=shift;      my $r=shift;
     $r->print(<<END);      $r->print(<<END);
 <p>  <p>
 <font size="+1"><a href="/adm/dropadd?phase=two&uplist=yes">Upload a course list</a></font>  <font size="+1">
       <a href="/adm/dropadd?action=upload">Upload a course list</a>
   </font>
   </p><p>
   <font size="+1">
       <a href="/adm/dropadd?action=enrollstudent">Enroll a single student</a>
   </font>
 </p><p>  </p><p>
 <font size="+1"><a href="/adm/dropadd?phase=two&enroll=yes">Enroll a single student</a></font>  <font size="+1">
       <a href="/adm/dropadd?action=modifystudent">Modify student data</a>
   </font>
 </p><p>  </p><p>
 <font size="+1"><a href="/adm/dropadd?phase=two&view=yes">View Classlist</a></font>  <font size="+1">
       <a href="/adm/dropadd?action=classlist">View Classlist</a>
   </font>
 </p><p>  </p><p>
 <font size="+1"><a href="/adm/dropadd?phase=two&drop=yes">Drop Students</a></font>  <font size="+1">
       <a href="/adm/dropadd?action=drop">Drop Students</a>
   </font>
 </p>  </p>
 END  END
 }  }
   
 sub phase_two_header {  ###############################################################
   ###############################################################
   sub print_upload_manager_header {
     my ($r,$datatoken,$distotal,$krbdefdom)=@_;      my ($r,$datatoken,$distotal,$krbdefdom)=@_;
     my $javascript;      my $javascript;
       if (! exists($ENV{'form.upfile_associate'})) {
           $ENV{'form.upfile_associate'} = 'forward';
       }
       if ($ENV{'form.associate'} eq 'Reverse Association') {
           if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {
               $ENV{'form.upfile_associate'} = 'reverse';
           } else {
               $ENV{'form.upfile_associate'} = 'forward';
           }
       }
     if ($ENV{'form.upfile_associate'} eq 'reverse') {      if ($ENV{'form.upfile_associate'} eq 'reverse') {
  $javascript=&phase_two_javascript_reverse_associate();   $javascript=&upload_manager_javascript_reverse_associate();
     } else {      } else {
  $javascript=&phase_two_javascript_forward_associate();   $javascript=&upload_manager_javascript_forward_associate();
     }      }
     my $javascript_validations=&javascript_validations($krbdefdom);      my $javascript_validations=&javascript_validations($krbdefdom);
     $r->print(<<ENDPICK);      $r->print(<<ENDPICK);
Line 172  Total number of records found in file: $ Line 189  Total number of records found in file: $
 Enter as many fields as you can. The system will inform you and bring you back  Enter as many fields as you can. The system will inform you and bring you back
 to this page if the data selected is insufficient to run your class.<hr />  to this page if the data selected is insufficient to run your class.<hr />
 <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />  <input type="button" value="Reverse Association" onClick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
   <input type="hidden" name="action"     value="upload" />
   <input type="hidden" name="state"      value="got_file" />
 <input type="hidden" name="associate"  value="" />  <input type="hidden" name="associate"  value="" />
 <input type="hidden" name="phase"      value="three" />  
 <input type="hidden" name="datatoken"  value="$datatoken" />  <input type="hidden" name="datatoken"  value="$datatoken" />
 <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />  <input type="hidden" name="fileupload" value="$ENV{'form.fileupload'}" />
 <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />  <input type="hidden" name="upfiletype" value="$ENV{'form.upfiletype'}" />
Line 187  $javascript_validations Line 205  $javascript_validations
 ENDPICK  ENDPICK
 }  }
   
   ###############################################################
   ###############################################################
 sub javascript_validations {  sub javascript_validations {
     my ($krbdefdom)=@_;      my ($krbdefdom)=@_;
     my %param = ( formname => 'studentform',      my %param = ( formname => 'studentform',
Line 247  function verify_message (vf,founduname,f Line 267  function verify_message (vf,founduname,f
        message+='Continue enrollment?';         message+='Continue enrollment?';
        if (confirm(message)) {         if (confirm(message)) {
   pclose();    pclose();
             vf.state.value='enrolling';
   vf.submit();    vf.submit();
        }         }
     } else {      } else {
       pclose();        pclose();
         vf.state.value='enrolling';
       vf.submit();        vf.submit();
     }      }
 }  }
Line 288  ENDPICK Line 310  ENDPICK
   
 }  }
   
 sub phase_two_javascript_forward_associate {  ###############################################################
   ###############################################################
   sub upload_manager_javascript_forward_associate {
     return(<<ENDPICK);      return(<<ENDPICK);
 function verify(vf) {  function verify(vf) {
     var founduname=0;      var founduname=0;
Line 308  function verify(vf) { Line 332  function verify(vf) {
     verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);      verify_message(vf,founduname,foundpwd,foundname,foundid,foundsec);
 }  }
   
   //
   // vf = this.form
   // tf = column number
   //
   // values of nw
   //
   // 0 = none
   // 1 = username
   // 2 = names (lastname, firstnames)
   // 3 = fname (firstname)
   // 4 = mname (middlename)
   // 5 = lname (lastname)
   // 6 = gen   (generation)
   // 7 = id
   // 8 = section
   // 9 = ipwd  (password)
   //
 function flip(vf,tf) {  function flip(vf,tf) {
    var nw=eval('vf.f'+tf+'.selectedIndex');     var nw=eval('vf.f'+tf+'.selectedIndex');
    var i;     var i;
      // make sure no other columns are labeled the same as this one
    for (i=0;i<=vf.nfields.value;i++) {     for (i=0;i<=vf.nfields.value;i++) {
       if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {        if ((i!=tf) && (eval('vf.f'+i+'.selectedIndex')==nw)) {
           eval('vf.f'+i+'.selectedIndex=0;')            eval('vf.f'+i+'.selectedIndex=0;')
       }        }
    }     }
    if (tf==1 && nw!=0) {     // If we set this to 'lastname, firstnames', clear out all the ones
       for (i=2;i<=5;i++) {     // set to 'fname','mname','lname','gen' (3,4,5,6) currently.
          eval('vf.f'+i+'.selectedIndex=0;')  
       }  
    }  
    if (nw==2) {     if (nw==2) {
       for (i=0;i<=vf.nfields.value;i++) {        for (i=0;i<=vf.nfields.value;i++) {
          if ((eval('vf.f'+i+'.selectedIndex')>=3) &&           if ((eval('vf.f'+i+'.selectedIndex')>=3) &&
Line 329  function flip(vf,tf) { Line 368  function flip(vf,tf) {
          }           }
       }        }
    }     }
      // If we set this to one of 'fname','mname','lname','gen' (3,4,5,6),
      // clear out any that are set to 'lastname, firstnames' (2)
    if ((nw>=3) && (nw<=6)) {     if ((nw>=3) && (nw<=6)) {
       for (i=0;i<=vf.nfields.value;i++) {        for (i=0;i<=vf.nfields.value;i++) {
          if (eval('vf.f'+i+'.selectedIndex')==2) {           if (eval('vf.f'+i+'.selectedIndex')==2) {
Line 336  function flip(vf,tf) { Line 377  function flip(vf,tf) {
          }           }
       }        }
    }     }
      // If we set the password, make the password form below correspond to 
      // the new value.
    if (nw==9) {     if (nw==9) {
        changed_radio('int',document.studentform);         changed_radio('int',document.studentform);
        set_auth_radio_buttons('int',document.studentform);         set_auth_radio_buttons('int',document.studentform);
Line 357  function clearpwd(vf) { Line 400  function clearpwd(vf) {
 ENDPICK  ENDPICK
 }  }
   
 sub phase_two_javascript_reverse_associate {  ###############################################################
   ###############################################################
   sub upload_manager_javascript_reverse_associate {
     return(<<ENDPICK);      return(<<ENDPICK);
 function verify(vf) {  function verify(vf) {
     var founduname=0;      var founduname=0;
Line 410  function clearpwd(vf) { Line 455  function clearpwd(vf) {
 ENDPICK  ENDPICK
 }  }
   
 sub phase_two_end {  ###############################################################
   ###############################################################
   sub print_upload_manager_footer {
     my ($r,$i,$keyfields,$defdom,$today,$halfyear)=@_;      my ($r,$i,$keyfields,$defdom,$today,$halfyear)=@_;
     my %param = ( formname => 'document.studentform');      my %param = ( formname => 'document.studentform');
     my $krbform = &Apache::loncommon::authform_kerberos(%param);      my $krbform = &Apache::loncommon::authform_kerberos(%param);
Line 455  LON-CAPA domain: $domform <p> Line 502  LON-CAPA domain: $domform <p>
 Disable ID/Student Number Safeguard and Force Change of Conflicting IDs  Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
 (only do if you know what you are doing)<p>  (only do if you know what you are doing)<p>
 <input type="button" onClick="javascript:verify(this.form)" value="Update Courselist" /><br />  <input type="button" onClick="javascript:verify(this.form)" value="Update Courselist" /><br />
 Note: for large courses, this operation might be time consuming.  Note: for large courses, this operation may be time consuming.
 ENDPICK  ENDPICK
 }  }
   
 # ======================================================= Menu Phase Two Upload  # ======================================================= Menu Phase Two Upload
 sub menu_phase_two_upload {  sub print_upload_manager_form {
     my $r=shift;      my $r=shift;
   
     my $datatoken;      my $datatoken;
Line 479  sub menu_phase_two_upload { Line 526  sub menu_phase_two_upload {
     my $today=time;      my $today=time;
     my $halfyear=$today+15552000;      my $halfyear=$today+15552000;
     my $defdom=$r->dir_config('lonDefDomain');      my $defdom=$r->dir_config('lonDefDomain');
     &phase_two_header($r,$datatoken,$distotal,$krbdefdom);      &print_upload_manager_header($r,$datatoken,$distotal,$krbdefdom);
     my $i;      my $i;
     my $keyfields;      my $keyfields;
     if ($total>=0) {      if ($total>=0) {
  my @d=(['username','Username'],['names','Last Name, First Names'],   my @d=(['username','Username'],
        ['fname','First Name'],['mname','Middle Names/Initials'],                 ['names','Last Name, First Names'],
        ['lname','Last Name'],['gen','Generation'],         ['fname','First Name'],
        ['id','ID/Student Number'],['sec','Group/Section'],                 ['mname','Middle Names/Initials'],
          ['lname','Last Name'],
                  ['gen','Generation'],
          ['id','ID/Student Number'],
                  ['sec','Group/Section'],
        ['ipwd','Initial Password']);         ['ipwd','Initial Password']);
  if ($ENV{'form.upfile_associate'} eq 'reverse') {   if ($ENV{'form.upfile_associate'} eq 'reverse') {
     &Apache::loncommon::csv_print_samples($r,\@records);      &Apache::loncommon::csv_print_samples($r,\@records);
Line 500  sub menu_phase_two_upload { Line 551  sub menu_phase_two_upload {
     $keyfields=join(',',sort(keys(%sone)));      $keyfields=join(',',sort(keys(%sone)));
  }   }
     }      }
     &phase_two_end($r,$i,$keyfields,$defdom,$today,$halfyear);      &print_upload_manager_footer($r,$i,$keyfields,$defdom,$today,$halfyear);
 }  }
   
 # ======================================================= Enroll single student  # ======================================================= Enroll single student
Line 565  sub enroll_single_student { Line 616  sub enroll_single_student {
 }  }
   
 # ======================================================= Menu Phase Two Enroll  # ======================================================= Menu Phase Two Enroll
 sub menu_phase_two_enroll {  sub print_enroll_single_student_form {
     my $r=shift;      my $r=shift;
     $r->print("<h3>Enroll One Student</h3>");      $r->print("<h3>Enroll One Student</h3>");
     my ($krbdefdom) = $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;      my ($krbdefdom) = $ENV{'SERVER_NAME'}=~/(\w+\.\w+)$/;
Line 582  sub menu_phase_two_enroll { Line 633  sub menu_phase_two_enroll {
     # Set up domain selection form      # Set up domain selection form
     my $domform = &domain_form($defdom);      my $domform = &domain_form($defdom);
     # Print it all out      # Print it all out
     $r->print(<<ENDSENROLL);      $r->print(<<END);
   <input type="hidden" name="action" value="enrollstudent">
   <input type="hidden" name="state"  value="done">
   
 <script type="text/javascript" language="Javascript">  <script type="text/javascript" language="Javascript">
 function verify(vf) {  function verify(vf) {
     var founduname=0;      var founduname=0;
Line 620  function clearpwd(vf) { Line 674  function clearpwd(vf) {
   
 </script>  </script>
 <h3>Personal Data</h3>  <h3>Personal Data</h3>
 First Name:  <input type="text" name="cfirst"  size="15"><br>  <table>
 Middle Name: <input type="text" name="cmiddle" size="15"><br>  <tr><td>First Name:</td><td> <input type="text" name="cfirst"  size="15"></td></tr>
 Last Name:   <input type="text" name="clast"   size="15"><br>  <tr><td>Middle Name:</td><td> <input type="text" name="cmiddle" size="15"></td></tr>
 Generation:  <input type="text" name="cgen"    size="5">   <tr><td>Last Name: </td><td><input type="text" name="clast"   size="15"></td></tr>
   <tr><td>Generation: </td><td><input type="text" name="cgen"    size="5"> </td></tr>
 <p>ID/Student Number: <input type="text" name="cstid" size="10"></p>  </table>
   
 <p>Group/Section: <input type=text name=csec size=5></p>  
   
 <h3>Login Data</h3>  <h3>Login Data</h3>
 <p>Username: <input type="text" name="cuname"  size="15"></p>  <p>Username: <input type="text" name="cuname"  size="15"></p>
Line 640  $intform Line 692  $intform
 </p><p>  </p><p>
 $locform  $locform
 </p><p>  </p><p>
 <h3>Starting and Ending Dates</h3>  
 <input type="hidden" value='' name="pres_value">  <h3>Course Data</h3>
 <input type="hidden" value='' name="pres_type">  
 <input type="hidden" value='' name="pres_marker">  <p>Group/Section: <input type="text" name="csec" size="5" />
 <input type="hidden" value='$today' name=startdate>  <p>
 <input type="hidden" value='$halfyear' name=enddate>  <!-- Date setting form elements -->
   <input type="hidden" name="pres_value"  value='' />
   <input type="hidden" name="pres_type"   value='' />
   <input type="hidden" name="pres_marker" value='' />
   <input type="hidden" name="startdate"   value='$today'    />
   <input type="hidden" name="enddate"     value='$halfyear' />
 </p><p>  </p><p>
 <a   <a 
  href="javascript:pjump('date_start','Enrollment Starting Date',document.studentform.startdate.value,'start','studentform.pres','dateset');"   href="javascript:pjump('date_start','Enrollment Starting Date',document.studentform.startdate.value,'start','studentform.pres','dateset');"
Line 654  $locform Line 711  $locform
 <a   <a 
  href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');"   href="javascript:pjump('date_end','Enrollment Ending Date',document.studentform.enddate.value,'end','studentform.pres','dateset');"
 >Set Ending Date</a>  >Set Ending Date</a>
 </p><p>  </p>
 <h3>ID/Student Number</h3>  <h3>ID/Student Number</h3>
   <p>
   ID/Student Number: <input type="text" name="cstid" size="10">
   </p><p>
 <input type="checkbox" name="forceid" value="yes">   <input type="checkbox" name="forceid" value="yes"> 
 Disable ID/Student Number Safeguard and Force Change of Conflicting IDs  Disable ID/Student Number Safeguard and Force Change of Conflicting IDs
 (only do if you know what you are doing)<p>  (only do if you know what you are doing)
 <input type="button" onClick="verify(this.form)" value="Enroll as student"><br>  </p><p>
 <input type="hidden" name="phase" value="five">  <input type="button" onClick="verify(this.form)" value="Enroll as student">
 </p>  </p>
 ENDSENROLL  END
       return;
 }  }
   
 # =================================================== get the current classlist  # =================================================== get the current classlist
Line 712  sub menu_phase_two_drop { Line 773  sub menu_phase_two_drop {
 }  }
   
 # ============================================== view classlist  # ============================================== view classlist
 sub menu_phase_two_view {  sub print_html_classlist {
     my $r=shift;      my $r=shift;
     $r->print(<<END);      $r->print(<<END);
   <p>
 <font size="+1">Current Classlist</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;  <font size="+1">Current Classlist</font>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
 <font size="+1"><a href="/adm/dropadd?phase=two&viewcsv=yes">CSV format</a></font><br />  <font size="+1"><a href="/adm/dropadd?action=classlist&state=csv">CSV format</a></font>
   </p>
 END  END
     my $cid=$ENV{'request.course.id'};      my $cid=$ENV{'request.course.id'};
     my ($error,%currentlist)=&get_current_classlist      my ($error,%currentlist)=&get_current_classlist
Line 731  END Line 794  END
         $r->print("There are no students currently enrolled.\n");          $r->print("There are no students currently enrolled.\n");
     } else {      } else {
         # Print out the available choices          # Print out the available choices
         &show_class_list($r,'view',%currentlist);          if ($ENV{'form.action'} eq 'modifystudent') {
               &show_class_list($r,'view','modify',%currentlist);
           } else {
               &show_class_list($r,'view','aboutme',%currentlist);
           }
     }      }
 }  }
   
 # ============================================== view classlist  # ============================================== view classlist
 sub menu_phase_two_viewcsv {  sub print_csv_classlist {
     my $r=shift;      my $r=shift;
     my $cid=$ENV{'request.course.id'};      my $cid=$ENV{'request.course.id'};
     my ($error,%currentlist)=&get_current_classlist      my ($error,%currentlist)=&get_current_classlist
Line 750  sub menu_phase_two_viewcsv { Line 817  sub menu_phase_two_viewcsv {
     } elsif (!defined(%currentlist)) {       } elsif (!defined(%currentlist)) { 
         $r->print("There are no students currently enrolled.\n");          $r->print("There are no students currently enrolled.\n");
     } else {      } else {
         &show_class_list($r,'csv',%currentlist);          &show_class_list($r,'csv','nolink',%currentlist);
     }      }
 }  }
   
 # =================================================== Show student list to drop  # =================================================== Show student list to drop
 sub show_class_list {  sub show_class_list {
     my ($r,$mode,%currentlist)=@_;      my ($r,$mode,$linkto,%currentlist)=@_;
     my $cid=$ENV{'request.course.id'};      my $cid=$ENV{'request.course.id'};
     # Print out header       # Print out header 
     if ($mode eq 'view') {      if ($mode eq 'view') {
           if ($linkto eq 'aboutme') {
               $r->print('Select a user name to view the users page.');
           } elsif ($linkto eq 'modify') {
               $r->print('Select a user name to modify the students information');
           }
         $r->print(<<END);          $r->print(<<END);
 <p>  <p>
 <table border=2>  <table border=2>
Line 767  sub show_class_list { Line 839  sub show_class_list {
     <th>student name</th><th>generation</th><th>section</th></tr>      <th>student name</th><th>generation</th><th>section</th></tr>
 END  END
     } elsif ($mode eq 'csv') {      } elsif ($mode eq 'csv') {
         $r->print(<<END);          $r->print('"'.join('","',("username","domain","ID","last name",
 username,domain,ID,last name,first name,middle name,generation,section                                    "first name","middle name","generation",
 END                                    "section")).'"'."\n");
     }      }
     foreach (sort keys %currentlist) {      foreach (sort keys %currentlist) {
         my ($sname,$sdom)=split(/\:/,$_);          my ($sname,$sdom)=split(/\:/,$_);
Line 781  END Line 853  END
                                       $sdom, $sname);                                        $sdom, $sname);
         my ($tmp) = keys(%info);          my ($tmp) = keys(%info);
         if ($tmp =~ /^(con_lost|error|no_such_host)/i) {          if ($tmp =~ /^(con_lost|error|no_such_host)/i) {
             $r->print( ($mode eq 'view' ?               if ($mode eq 'view') {
                        '<tr><td colspan="6"><font color="red">' :'').                  $r->print('<tr><td colspan="6"><font color="red">'.
                        'Internal error: unable to get environment '.                      'Internal error: unable to get environment '.
                        'for '.$sname.' in domain '.$sdom.                          'for '.$sname.' in domain '.$sdom.'</font></td></tr>');
                        ( $mode eq 'view' ?'</font></td></tr>' :''));              } else {
                   $r->print('"Internal error: unable to get environment for '.
                             $sname.' in domain '.$sdom.'"');
               }
         } else {          } else {
             if ($mode eq 'view') {              if ($mode eq 'view') {
                   $r->print("<tr>\n    <td>\n        ");
                   if ($linkto eq 'nothing') {
                       $r->print($sname);
                   } elsif ($linkto eq 'aboutme') {
                       $r->print(&Apache::loncommon::aboutmewrapper($sname,$sname,
                                                                    $sdom));
                   } elsif ($linkto eq 'modify') {
                       $r->print('<a href="/adm/dropadd?action=modifystudent'.
                                 '&state=selected'.'&sname='.$sname.
                                 '&sdom='.$sdom.'">'.$sname."</a>\n");
                   }
                 $r->print(<<"END");                  $r->print(<<"END");
 <tr>      </td>
     <td>$sname</td>  
     <td>$sdom</td>      <td>$sdom</td>
     <td>$reply{$sname}</td>      <td>$reply{$sname}</td>
     <td>$info{'lastname'}, $info{'firstname'} $info{'middlename'}</td>      <td>$info{'lastname'}, $info{'firstname'} $info{'middlename'}</td>
Line 799  END Line 884  END
 </tr>  </tr>
 END  END
             } elsif ($mode eq 'csv') {              } elsif ($mode eq 'csv') {
                   # no need to bother with $linkto
                 my @line = ();                  my @line = ();
                 foreach ($sname,$sdom,$reply{$sname},                  foreach ($sname,$sdom,$reply{$sname},
                          $info{'lastname'},$info{'firstname'},                           $info{'lastname'},$info{'firstname'},
Line 815  END Line 901  END
     $r->print('</table><br>') if ($mode eq 'view');      $r->print('</table><br>') if ($mode eq 'view');
 }  }
   
   
   #
   # print out form for modification of a single students data
   #
   sub print_modify_student_form {
       my $r = shift();
       &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                               ['sdom','sname']);
       
       my $sname = $ENV{'form.sname'};
       my $sdom  = $ENV{'form.sdom'};
       # determine the students name information
       my %info=&Apache::lonnet::get('environment',
                                     ['firstname','middlename',
                                      'lastname','generation'],
                                     $sdom, $sname);
       my ($tmp) = keys(%info);
       if ($tmp =~ /^(con_lost|error|no_such_host)/i) {
           $r->print('<font color="#ff0000" size="+2">Error</font>'.
                     '<p>'.
                     'Unable to retrieve environment data for '.$sname.
                     'in domain '.$sdom.'</p><p>'.
                     'Please contact your LON-CAPA administrator '.
                     'regarding this situation.</p></body></html>');
           return;
       }
       # determine the students starting and ending times and section
       my ($starttime,$endtime,$section) = &get_enrollment_data($sname,$sdom);
       # Deal with date forms
       my $startdateform = &Apache::lonhtmlcommon::date_setter('studentform',
                                                               'startdate',
                                                               $starttime);
       my $enddateform = &Apache::lonhtmlcommon::date_setter('studentform',
                                                             'enddate',
                                                             $endtime);
       # Make sure student is enrolled in course    
       $r->print(<<END);
   <input type="hidden" name="slogin"  value="$sname"  />
   <input type="hidden" name="sdomain" value="$sdom" />
   <input type="hidden" name="action"  value="modifystudent" />
   <input type="hidden" name="state"  value="done" />
   <h2>Modify Enrollment for $info{'firstname'} $info{'middlename'} 
   $info{'lastname'} $info{'generation'}, $sname\@$sdom</h2>
   <p>
   <b>Student Name</b>
   <table>
   <tr><th>First</th><th>Middle</th><th>Last</th><th>Generation</th></tr>
   <tr><td>
   <input type="text" name="firstname"  value="$info{'firstname'}"  /></td><td>
   <input type="text" name="middlename" value="$info{'middlename'}" /></td><td>
   <input type="text" name="lastname"   value="$info{'lastname'}"   /></td><td>
   <input type="text" name="generation" value="$info{'generation'}" /></td></tr>
   </table>
   </p><p>
   <b>Section</b>: <input type="text" name="section" value="$section" size="4"/>
   </p><p>
   <table>
   <tr><td align="right"><b>Starting Date:</b></td><td>$startdateform</td></tr>
   <tr><td align="right"><b>Ending Date:</b></td><td>$enddateform</td></tr>
   </table>
   </p>
   <input type="submit" value="Submit Modifications" />
   </body></html>
   END
       return;
   }
   
   #
   # modify a single students section 
   #
   sub modify_single_student {
       my $r = shift;
       # make sure user can modify student data?
       my $firstname  = $ENV{'form.firstname'};
       my $middlename = $ENV{'form.middlename'};
       my $lastname   = $ENV{'form.lastname'};
       my $generation = $ENV{'form.generation'};
       my $section    = $ENV{'form.section'};
       my $courseid   = $ENV{'request.course.id'};
       my $sname      = $ENV{'form.slogin'};
       my $sdom       = $ENV{'form.sdomain'};
       my $starttime = &Apache::lonhtmlcommon::get_date_from_form('startdate',
                                                                  time);
       my $endtime   = &Apache::lonhtmlcommon::get_date_from_form('enddate',
                                                                  time);
       my $displayable_starttime = localtime($starttime);
       my $displayable_endtime   = localtime($endtime);
       # talk to the user about what we are going to do
       $r->print(<<END);
   Modifying data for user: $sname \@ $sdom <br />
   <h3>Student Information</h3>
   <table>
   <tr><td>First name  </td><td> $firstname  </td></tr>
   <tr><td>Middle name </td><td> $middlename </td></tr>
   <tr><td>Last name   </td><td> $lastname   </td></tr>
   <tr><td>Generation  </td><td> $generation </td></tr>
   </table>
   <h3>Role Information</h3>
   <table>
   <tr><td>Section     </td><td> $section    </td></tr>
   <tr><td>Start Time  </td><td> $displayable_starttime </td></tr>
   <tr><td>End Time    </td><td> $displayable_endtime   </td></tr>
   </table>
   END
       # send request(s) to modify data
       my $roleresults = 'refused';
       #my $roleresults = &Apache::lonnet::assignrole($sdom,$sname,
       #                                              $courseid.'/'.$section,
       #                                              'st',
       #                                              $endtime,$starttime);
       if ($roleresults =~/refused/) {
           $r->print("Your request to change the role information for this ".
                     "student was refused.");
       } elsif ($roleresults !~ /ok/) {
           $r->print("An error occurred during the attempt to change the role".
                     " information for this student.  The error reported was ".
                     $roleresults);
       } else { # everything is okay!
           $r->print("Student role updated successfully.");
       }
       # 
       $r->print(<<END);
   </body></html>
   END
       return;
   }
   
   sub get_enrollment_data {
       my ($sname,$sdomain) = @_;
       my $courseid = $ENV{'request.course.id'};
       $courseid =~ s:_:/:g;
       my %roles = &Apache::lonnet::dump('roles',$sdomain,$sname);
       my ($tmp) = keys(%roles);
       # Bail out if we were unable to get the students roles
       return "666" if ($tmp =~ /^(con_lost|error|no_such_host)/i);
       # Go through the roles looking for enrollment in this course
       my ($end,$start) = (undef,undef);
       my $section = '';
       my $count = scalar(keys(%roles));
       while (my ($course,$role) = each(%roles)) {
           &Apache::lonnet::logthis('course = '.$course.' role = '.$role);
           if ($course=~ /^\/$courseid\/*\s*(\w+)*_st$/ ) {
               #
               # Get active role
               $section=$1;
               (undef,$end,$start)=split(/\_/,$role);
               my $now=time;
               my $notactive=0;
               if ($start) {
                   if ($now<$start) { $notactive=1; }
               }
               if ($end) {
                   if ($now>$end) { $notactive=1; }
               } 
               unless ($notactive) { return ($start,$end,$section); }
           }
       }
       return ($start,$end,$section);
   }
   
 # =================================================== Show student list to drop  # =================================================== Show student list to drop
 sub show_drop_list {  sub show_drop_list {
     my ($r,%currentlist)=@_;      my ($r,%currentlist)=@_;
     my $cid=$ENV{'request.course.id'};      my $cid=$ENV{'request.course.id'};
     $r->print(<<'END');      $r->print(<<'END');
   <input type="hidden" name="action" value="drop" />
   <input type="hidden" name="state"  value="done" />
 <script>  <script>
 function checkAll(field)  function checkAll(field)
 {  {
Line 890  sub print_first_courselist_upload_form { Line 1138  sub print_first_courselist_upload_form {
            "How do I create a CSV file from a spreadsheet");             "How do I create a CSV file from a spreadsheet");
     $r->print(<<ENDUPFORM);      $r->print(<<ENDUPFORM);
 <input type=hidden name=phase value=two>  <input type=hidden name=phase value=two>
 <hr>  
 <h3>Upload a courselist</h3>  <h3>Upload a courselist</h3>
 $upfile_select  $upfile_select
 <p><input type=submit name="fileupload" value="Upload Courselist">  <p>
 <br />  <input type=submit name="fileupload" value="Upload Courselist">
   <input type="hidden" name="action" value="upload" />
   <input type="hidden" name="state"  value="got_file" />
   </p>
 $create_classlist_help <br />  $create_classlist_help <br />
 $create_csv_help  $create_csv_help
 </body></html>  </body></html>
Line 1077  sub upfile_drop_add { Line 1327  sub upfile_drop_add {
     } # end of unless      } # end of unless
 }  }
   
   ###################################################################
   ###################################################################
   
   =pod
   
   =item &drop_students
   
   Inputs: \@droplist, a pointer to an array of students to drop.
   Students should be in format of studentname:studentdomain
   
   Returns: $errors, a string describing any errors encountered.
   $successes, a string describing the successful dropping of students.
   
   =cut
   
   ###################################################################
   ###################################################################
   sub drop_students {
       my @droplist = @{shift()};
       my $courseid = $ENV{'request.course.id'};
       my $successes = '';
       my $errors = '';
       foreach (@droplist) {
           my ($sname,$sdom)=split(/:/,$_);
           my $result = &drop_student($sname,$sdom,$courseid);
           if ($result !~ /ok/) {
               $errors .= "Error dropping $sname\@$sdom: $result\n";
           } else {
               $successes .= "Dropped $sname\@$sdom\n";
           }
       }
       return ($errors,$successes);
   }
   ###################################################################
   ###################################################################
   
   
 # ================================================================== Phase four  # ================================================================== Phase four
 sub drop_student_list {  sub drop_student_list {
     my $r=shift;      my $r=shift;
Line 1102  sub drop_student_list { Line 1389  sub drop_student_list {
     $r->print('<p>Re-enrollment will re-activate data.');      $r->print('<p>Re-enrollment will re-activate data.');
 }  }
   
 # ================================================================ Main Handler  ###################################################################
   ###################################################################
   
   =pod
   
   =item &handler
   
   The typical handler you see in all these modules.  Takes $r, the
   http request, as an argument.  
   
   The response to the request is governed by two form variables
   
    form.action      form.state     response
    ---------------------------------------------------
    undefined        undefined      print main menu
    upload           undefined      print courselist upload menu
    upload           got_file       deal with uploaded file,
                                    print the upload managing menu
    upload           enrolling      enroll students based on upload
    drop             undefined      print the classlist ready to drop
    drop             done           drop the selected students
    enrollstudent    undefined      print single student enroll menu
    enrollstudent    enrolling      enroll student
    classlist        undefined      print html classlist
    classlist        csv            print csv classlist
    modifystudent    undefined      print classlist to select student to modify
    modifystudent    selected       print modify student menu
    modifystudent    done           make modifications to student record
   
   =cut
   
   ###################################################################
   ###################################################################
 sub handler {  sub handler {
     my $r=shift;      my $r=shift;
     if ($r->header_only) {      if ($r->header_only) {
Line 1111  sub handler { Line 1430  sub handler {
         return OK;          return OK;
     }      }
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},      &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                             ['enroll','drop','view','phase',                                              ['action','state']);
                                              'viewcsv','uplist']);  
     #  Needs to be in a course      #  Needs to be in a course
     if (($ENV{'request.course.fn'}) &&       if (! (($ENV{'request.course.fn'}) &&
         (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'}))) {            (&Apache::lonnet::allowed('cst',$ENV{'request.course.id'})))) {
           # Not in a course, or not allowed to modify parms
           $ENV{'user.error.msg'}=
               "/adm/dropadd:cst:0:0:Cannot drop or add students";
           return HTTP_NOT_ACCEPTABLE; 
       }
       #
       # Only output the header information if they did not request csv format
       #
       if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
           $r->content_type('text/csv');
       } else {
         # Start page          # Start page
         $r->content_type('text/html') if (! exists($ENV{'form.viewcsv'}));          $r->content_type('text/html');
         $r->send_http_header;          $r->send_http_header;
         $r->print(&header()) if (! exists($ENV{'form.viewcsv'}));          $r->print(&header());
         # Phase one, initial screen      }
         unless ($ENV{'form.phase'}) {      #
             &menu_phase_one($r);      # Main switch on form.action and form.state, as appropriate
         }      if (! exists($ENV{'form.action'})) {
         # Phase two          &print_main_menu($r);
         if ($ENV{'form.associate'} eq 'Reverse Association') {      } elsif ($ENV{'form.action'} eq 'upload') {
             $ENV{'form.phase'} = 'two';          if (! exists($ENV{'form.state'})) {
             if ( $ENV{'form.upfile_associate'} ne 'reverse' ) {              &print_first_courselist_upload_form($r);            
                 $ENV{'form.upfile_associate'} = 'reverse';          } elsif ($ENV{'form.state'} eq 'got_file') {
             } else {              &print_upload_manager_form($r);
                 $ENV{'form.upfile_associate'} = 'forward';          } elsif ($ENV{'form.state'} eq 'enrolling') {
             }  
         }  
         if ($ENV{'form.phase'} eq 'two') {  
             if ($ENV{'form.uplist'}) {  
                 &print_first_courselist_upload_form($r);  
             } elsif ($ENV{'form.fileupload'}) {  
                 &menu_phase_two_upload($r);  
             } elsif ($ENV{'form.enroll'}) {  
                 &menu_phase_two_enroll($r);  
             } elsif ($ENV{'form.drop'}) {  
                 &menu_phase_two_drop($r);  
             } elsif ($ENV{'form.view'}) {  
                 &menu_phase_two_view($r);  
             } elsif ($ENV{'form.viewcsv'}) {  
                 &menu_phase_two_viewcsv($r);  
             }  
         }  
         # Phase three  
         if ($ENV{'form.phase'} eq 'three') {  
             if ($ENV{'form.datatoken'}) {              if ($ENV{'form.datatoken'}) {
                 &upfile_drop_add($r);                  &upfile_drop_add($r);
               } else {
                   # Hmmm, this is an error
             }              }
           } else {
               &print_first_courselist_upload_form($r);            
         }          }
         # Phase four      } elsif ($ENV{'form.action'} eq 'drop') {
         if ($ENV{'form.phase'} eq 'four') {          if (! exists($ENV{'form.state'})) {
               &menu_phase_two_drop($r);
           } elsif ($ENV{'form.state'} eq 'done') {
             &drop_student_list($r);              &drop_student_list($r);
           } else {
               &menu_phase_two_drop($r);
         }          }
         # Phase five      } elsif ($ENV{'form.action'} eq 'enrollstudent') {
         if ($ENV{'form.phase'} eq 'five') {          if (! exists($ENV{'form.state'})) {
               &print_enroll_single_student_form($r);
           } elsif ($ENV{'form.state'} eq 'enrolling') {
             &enroll_single_student($r);              &enroll_single_student($r);
           } else {
               &print_enroll_single_student_form($r);
         }          }
          # End      } elsif ($ENV{'form.action'} eq 'classlist') {
         $r->print('</form></body></html>') if (! exists($ENV{'form.viewcsv'}));          if (! exists($ENV{'form.state'})) {
               &print_html_classlist($r);
           } elsif ($ENV{'form.state'} eq 'csv') {
               &print_csv_classlist($r);
           } else {
               &print_html_classlist($r);
           }
       } elsif ($ENV{'form.action'} eq 'modifystudent') {
           if (! exists($ENV{'form.state'})) {
               &print_html_classlist($r);
           } elsif ($ENV{'form.state'} eq 'selected') {
               &print_modify_student_form($r);
           } elsif ($ENV{'form.state'} eq 'done') {
               &modify_single_student($r);
           } else {
               &print_html_classlist($r);
           }        
     } else {      } else {
         # Not in a course, or not allowed to modify parms          # We should not end up here, but I guess it is possible
         $ENV{'user.error.msg'}=          &Apache::lonnet::logthis("Undetermined state in londropadd.pm.  ".
             "/adm/dropadd:cst:0:0:Cannot drop or add students";                                   "form.action = ".$ENV{'form.action'}.
         return HTTP_NOT_ACCEPTABLE;                                    "Someone should fix this.");
           &print_main_menu($r);
       }
       #
       # Finish up
       if (exists($ENV{'form.state'}) && ($ENV{'form.state'} eq 'csv')) {
           $r->print("\n");
       } else {
           $r->print('</form></body></html>');
     }      }
     return OK;      return OK;
 }  }
   
   ###################################################################
   ###################################################################
   
 1;  1;
 __END__  __END__
   
   
Removed from v.1.48  
changed lines
  Added in v.1.50

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