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Diff for /loncom/interface/loncommon.pm between versions 1.225 and 1.245

version 1.225, 2004/11/02 19:01:12 version 1.245, 2005/01/04 14:46:17
Line 59  use Apache::lonnet(); Line 59  use Apache::lonnet();
 use GDBM_File;  use GDBM_File;
 use POSIX qw(strftime mktime);  use POSIX qw(strftime mktime);
 use Apache::Constants qw(:common :http :methods);  use Apache::Constants qw(:common :http :methods);
 use Apache::lonmsg();  
 use Apache::lonmenu();  use Apache::lonmenu();
 use Apache::lonlocal;  use Apache::lonlocal;
 use HTML::Entities;  use HTML::Entities;
Line 380  sub coursebrowser_javascript { Line 379  sub coursebrowser_javascript {
    return (<<ENDSTDBRW);     return (<<ENDSTDBRW);
 <script type="text/javascript" language="Javascript" >  <script type="text/javascript" language="Javascript" >
     var stdeditbrowser;      var stdeditbrowser;
     function opencrsbrowser(formname,uname,udom,desc) {      function opencrsbrowser(formname,uname,udom,desc,extra_element) {
         var url = '/adm/pickcourse?';          var url = '/adm/pickcourse?';
         var filter;          var filter;
         if (filter != null) {          if (filter != null) {
Line 397  sub coursebrowser_javascript { Line 396  sub coursebrowser_javascript {
         url += 'form=' + formname + '&cnumelement='+uname+          url += 'form=' + formname + '&cnumelement='+uname+
                             '&cdomelement='+udom+                              '&cdomelement='+udom+
                                     '&cnameelement='+desc;                                      '&cnameelement='+desc;
           if (extra_element !=null && extra_element != '' && formname == 'rolechoice') {
               url += '&roleelement='+extra_element;
               if (domainfilter == null || domainfilter == '') {
                   url += '&domainfilter='+extra_element;
               }
           }
         var title = 'Course_Browser';          var title = 'Course_Browser';
         var options = 'scrollbars=1,resizable=1,menubar=0';          var options = 'scrollbars=1,resizable=1,menubar=0';
         options += ',width=700,height=600';          options += ',width=700,height=600';
Line 408  ENDSTDBRW Line 413  ENDSTDBRW
 }  }
   
 sub selectcourse_link {  sub selectcourse_link {
    my ($form,$unameele,$udomele,$desc)=@_;     my ($form,$unameele,$udomele,$desc,$extra_element)=@_;
     return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.      return "<a href='".'javascript:opencrsbrowser("'.$form.'","'.$unameele.
         '","'.$udomele.'","'.$desc.'");'."'>".&mt('Select Course')."</a>";          '","'.$udomele.'","'.$desc.'","'.$extra_element.'");'."'>".&mt('Select Course')."</a>";
 }  }
   
 =pod  =pod
Line 663  sub help_open_menu { Line 668  sub help_open_menu {
     my $link='';      my $link='';
     my $title = &mt('Get help');      my $title = &mt('Get help');
     my $origurl = $ENV{'REQUEST_URI'};      my $origurl = $ENV{'REQUEST_URI'};
       $origurl=~s|^/~|/priv/|;
     my $timestamp = time;      my $timestamp = time;
     foreach (\$color,\$function,\$topic,\$component_help,\$faq,\$bug,\$origurl) {      foreach (\$color,\$function,\$topic,\$component_help,\$faq,\$bug,\$origurl) {
         $$_ = &Apache::lonnet::escape($$_);          $$_ = &Apache::lonnet::escape($$_);
Line 685  sub help_open_menu { Line 691  sub help_open_menu {
     $template .= <<"ENDTEMPLATE";      $template .= <<"ENDTEMPLATE";
  <script type="text/javascript">   <script type="text/javascript">
 //<!-- BEGIN LON-CAPA Internal  //<!-- BEGIN LON-CAPA Internal
 function helpMenu(caller) {  function helpMenu(target) {
     if (caller == 'open') {      var caller = this;
         newWindow =  window.open("","helpmenu","HEIGHT=$height,WIDTH=$width,resize=yes,scrollbars=yes" )      if (target == 'open') {
         caller = newWindow.document          var newWindow = null;
     } else {          try {
         caller = this.document              newWindow =  window.open("","helpmenu","HEIGHT=$height,WIDTH=$width,resizable=yes,scrollbars=yes" )
     }          }
     caller.write("<html><head><title>LON-CAPA Help Menu</title><meta http-equiv='pragma' content='no-cache'></head>")          catch(error) {
     caller.write("<frameset rows='105,*' border='0'><frame name='bannerframe'  src='$banner_link'><frame name='bodyframe' src='$details_link'></frameset>")              writeHelp(caller);
     caller.write("</html>")              return;
     caller.close()          }
     if (caller == newWindow.document) {          if (newWindow) {
         caller.focus()              caller = newWindow;
           }
     }      }
       writeHelp(caller);
       return;
   }
   function writeHelp(caller) {
       caller.document.write("<html><head><title>LON-CAPA Help Menu</title><meta http-equiv='pragma' content='no-cache'></head>")
       caller.document.write("<frameset rows='105,*' border='0'><frame name='bannerframe'  src='$banner_link'><frame name='bodyframe' src='$details_link'></frameset>")
       caller.document.write("</html>")
       caller.document.close()
       caller.focus()
 }  }
 // END LON-CAPA Internal -->  // END LON-CAPA Internal -->
  </script>   </script>
Line 1741  sub get_related_words { Line 1757  sub get_related_words {
   
 =over 4  =over 4
   
 =item * plainname($uname,$udom)  =item * plainname($uname,$udom,$first)
   
 Takes a users logon name and returns it as a string in  Takes a users logon name and returns it as a string in
 "first middle last generation" form  "first middle last generation" form 
   if $first is set to 'lastname' then it returns it as
   'lastname generation, firstname middlename' if their is a lastname
   
 =cut  =cut
   
 ###############################################################  ###############################################################
 sub plainname {  sub plainname {
     my ($uname,$udom)=@_;      my ($uname,$udom,$first)=@_;
     my %names=&Apache::lonnet::get('environment',      my %names=&Apache::lonnet::get('environment',
                     ['firstname','middlename','lastname','generation'],                      ['firstname','middlename','lastname','generation'],
  $udom,$uname);   $udom,$uname);
     my $name=$names{'firstname'}.' '.$names{'middlename'}.' '.      my $name=&Apache::lonnet::format_name($names{'firstname'},
  $names{'lastname'}.' '.$names{'generation'};    $names{'middlename'},
     $names{'lastname'},
     $names{'generation'},$first);
       $name=~s/^\s+//;
     $name=~s/\s+$//;      $name=~s/\s+$//;
     $name=~s/\s+/ /g;      $name=~s/\s+/ /g;
     if ($name !~ /\S/) { $name=$uname.'@'.$udom; }      if ($name !~ /\S/) { $name=$uname.'@'.$udom; }
Line 2274  sub get_student_view { Line 2295  sub get_student_view {
   if (defined($moreenv)) {    if (defined($moreenv)) {
       %form=(%form,%{$moreenv});        %form=(%form,%{$moreenv});
   }    }
   if ($target eq 'tex') {$form{'grade_target'} = 'tex';}    if (defined($target)) { $form{'grade_target'} = $target; }
   $feedurl=&Apache::lonnet::clutter($feedurl);    $feedurl=&Apache::lonnet::clutter($feedurl);
   my $userview=&Apache::lonnet::ssi_body($feedurl,%form);    my $userview=&Apache::lonnet::ssi_body($feedurl,%form);
   $userview=~s/\<body[^\>]*\>//gi;    $userview=~s/\<body[^\>]*\>//gi;
Line 2314  sub get_student_answers { Line 2335  sub get_student_answers {
   
 =item * &submlink()  =item * &submlink()
   
 Inputs: $text $uname $udom $symb  Inputs: $text $uname $udom $symb $target
   
 Returns: A link to grades.pm such as to see the SUBM view of a student  Returns: A link to grades.pm such as to see the SUBM view of a student
   
Line 2322  Returns: A link to grades.pm such as to Line 2343  Returns: A link to grades.pm such as to
   
 ###############################################  ###############################################
 sub submlink {  sub submlink {
     my ($text,$uname,$udom,$symb)=@_;      my ($text,$uname,$udom,$symb,$target)=@_;
       if (!($uname && $udom)) {
    (my $cursymb, my $courseid,$udom,$uname)=
       &Apache::lonxml::whichuser($symb);
    if (!$symb) { $symb=$cursymb; }
       }
       if (!$symb) { $symb=&symbread(); }
       $symb=&Apache::lonnet::escape($symb);
       if ($target) { $target="target=\"$target\""; }
       return '<a href="/adm/grades?&command=submission&'.
    'symb='.$symb.'&student='.$uname.
    '&userdom='.$udom.'" '.$target.'>'.$text.'</a>';
   }
   ##############################################
   
   =pod
   
   =item * &pgrdlink()
   
   Inputs: $text $uname $udom $symb $target
   
   Returns: A link to grades.pm such as to see the PGRD view of a student
   
   =cut
   
   ###############################################
   sub pgrdlink {
       my $link=&submlink(@_);
       $link=~s/(&command=submission)/$1&showgrading=yes/;
       return $link;
   }
   ##############################################
   
   =pod
   
   =item * &pprmlink()
   
   Inputs: $text $uname $udom $symb $target
   
   Returns: A link to parmset.pm such as to see the PPRM view of a
   student andn resource
   
   =cut
   
   ###############################################
   sub pprmlink {
       my ($text,$uname,$udom,$symb,$target)=@_;
     if (!($uname && $udom)) {      if (!($uname && $udom)) {
  (my $cursymb, my $courseid,$udom,$uname)=   (my $cursymb, my $courseid,$udom,$uname)=
     &Apache::lonxml::whichuser($symb);      &Apache::lonxml::whichuser($symb);
  if (!$symb) { $symb=$cursymb; }   if (!$symb) { $symb=$cursymb; }
     }      }
     if (!$symb) { $symb=&symbread(); }      if (!$symb) { $symb=&symbread(); }
     return '<a href="/adm/grades?symb='.$symb.'&student='.$uname.      $symb=&Apache::lonnet::escape($symb);
  '&userdom='.$udom.'&command=submission">'.$text.'</a>';      if ($target) { $target="target=\"$target\""; }
       return '<a href="/adm/parmset?&command=set&'.
    'symb='.$symb.'&uname='.$uname.
    '&udom='.$udom.'" '.$target.'>'.$text.'</a>';
 }  }
 ##############################################  ##############################################
   
Line 2551  sub bodytag { Line 2621  sub bodytag {
     if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }      if (!defined($lonhttpdPort)) { $lonhttpdPort='8080'; }
 # construct main body tag  # construct main body tag
     my $bodytag = <<END;      my $bodytag = <<END;
 <style>  <style type="text/css">
 h1, h2, h3, th { font-family: Arial, Helvetica, sans-serif }  h1, h2, h3, th { font-family: Arial, Helvetica, sans-serif }
 a:focus { color: red; background: yellow }   a:focus { color: red; background: yellow } 
 </style>  </style>
Line 2572  END Line 2642  END
 # No Remote  # No Remote
  my $roleinfo=(<<ENDROLE);   my $roleinfo=(<<ENDROLE);
 <td bgcolor="$tabbg" align="right">  <td bgcolor="$tabbg" align="right">
 <p>  
 <font size="2" face="Arial, Helvetica, sans-serif">  <font size="2" face="Arial, Helvetica, sans-serif">
     $ENV{'environment.firstname'}      $ENV{'environment.firstname'}
     $ENV{'environment.middlename'}      $ENV{'environment.middlename'}
Line 2583  END Line 2652  END
 <font size="2" face="Arial, Helvetica, sans-serif">$role</font>&nbsp;  <font size="2" face="Arial, Helvetica, sans-serif">$role</font>&nbsp;
 <br />  <br />
 <font size="2" face="Arial, Helvetica, sans-serif">$realm</font>&nbsp;  <font size="2" face="Arial, Helvetica, sans-serif">$realm</font>&nbsp;
 </p>  
 </td>  </td>
 ENDROLE  ENDROLE
         my $titleinfo = '<font face="Arial, Helvetica, sans-serif" size="+3" color="'.          my $titleinfo = '<font face="Arial, Helvetica, sans-serif" size="+3" color="'.
                         $font.'"><b>'.$title.'</b></font>';   $font.'"><b>'.$title.'</b></font>';
         if ($customtitle) {          if ($customtitle) {
             $titleinfo = $customtitle;              $titleinfo = $customtitle;
         }           }
         return $bodytag.&Apache::lonmenu::menubuttons($forcereg,'web',  
                                                       $forcereg).   if ($ENV{'request.state'} eq 'construct') {
       '<table bgcolor="'.$pgbg.'" width="100%" border="0" cellspacing="3" cellpadding="3"><tr><td rowspan="3" bgcolor="'.$tabbg.'">'.$titleinfo.'</td>'.$roleinfo.'</tr></table>';      my ($uname,$thisdisfn)=
    ($ENV{'request.filename'} =~ m|^/home/([^/]+)/public_html/(.*)|);
       my $formaction='/priv/'.$uname.'/'.$thisdisfn;
       $formaction=~s/\/+/\//g;
               unless ($customtitle) {  #this is for resources; directories have customtitle, and crumbs and select recent are created in lonpubdir.pm  
                   my $parentpath = '';
                   my $lastitem = '';
                   if ($thisdisfn =~ m-(.+/)([^/]*)$-) {
                       $parentpath = $1;
                       $lastitem = $2;
                   } else {
                       $lastitem = $thisdisfn;
                   }
           $titleinfo = &Apache::loncommon::help_open_menu('','','','',3,'Authoring').
                         '<font face="Arial, Helvetica, sans-serif"><b>Construction Space</b>:</font>&nbsp;'. 
                         '<form name="dirs" method="post" action="'.$formaction
       .'" target="_top"><tt><b>'
       .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv','','+1',1)."<font size=\"+1\">$lastitem</font></b></tt><br />"
       .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()')
       .'</form>'
       .&Apache::lonmenu::constspaceform();
   
               }
       $forcereg=1;
           }
           my $titletable = '<table bgcolor="'.$pgbg.'" width="100%" border="0" '.
                            'cellspacing="3" cellpadding="3">'.
                            '<tr><td rowspan="3" bgcolor="'.$tabbg.'">'.
                            $titleinfo.'</td>'.$roleinfo.'</tr></table>';
           if ($ENV{'request.state'} eq 'construct') {
               $bodytag .= &Apache::lonmenu::menubuttons($forcereg,'web',$forcereg,$titletable);
    } else {
               $bodytag .= &Apache::lonmenu::menubuttons($forcereg,'web',$forcereg).
                           $titletable;
           }
           return $bodytag;
     }      }
   
 #  #
Line 2603  ENDROLE Line 2706  ENDROLE
     if ($customtitle) {      if ($customtitle) {
         $titleinfo = $customtitle;          $titleinfo = $customtitle;
     }      }
       #
       # Extra info if you are the DC
       my $dc_info = '';
       if ($ENV{'user.adv'} && exists($ENV{'user.role.dc./'.
                           $ENV{'course.'.$ENV{'request.course.id'}.
                                    '.domain'}.'/'})) {
           my $cid = $ENV{'request.course.id'};
           $dc_info.= $cid.' '.$ENV{'course.'.$cid.'.internal.coursecode'};
           $dc_info = '('.$dc_info.')';
       }
       #
     return(<<ENDBODY);      return(<<ENDBODY);
 $bodytag  $bodytag
 <table width="100%" cellspacing="0" border="0" cellpadding="0">  <table width="100%" cellspacing="0" border="0" cellpadding="0">
Line 2612  $upperleft</td> Line 2726  $upperleft</td>
 </tr>  </tr>
 <tr>  <tr>
 <td rowspan="3" bgcolor="$tabbg">  <td rowspan="3" bgcolor="$tabbg">
 $titleinfo  $titleinfo $dc_info
 <td bgcolor="$tabbg" align="right">  <td bgcolor="$tabbg" align="right">
 <font size="2" face="Arial, Helvetica, sans-serif">  <font size="2" face="Arial, Helvetica, sans-serif">
     $ENV{'environment.firstname'}      $ENV{'environment.firstname'}
Line 2660  sub get_users_function { Line 2774  sub get_users_function {
   
 ###############################################  ###############################################
   
   =pod
   
   =item get_sections
   
   Determines all the sections for a course including
   sections with students and sections containing other roles.
   Incoming parameters: domain, course number, reference to 
   section hash (keys to be section/group IDs), reference to 
   array containing roles for which sections should be gathered
   (optional). If the fourth argument is undefined, sections
   are gathered for any role.
    
   Returns number of sections.
   
   =cut
   
   ###############################################
   sub get_sections {
       my ($cdom,$cnum,$sectioncount,$possible_roles) = @_;
       if (!($cdom && $cnum)) { return 0; }
       my $cid = $cdom.'_'.$cnum;
       my $numsections = 0;
   
       if (!defined($possible_roles) || (grep/^st$/,@$possible_roles)) {
    my ($classlist) = &Apache::loncoursedata::get_classlist($cid,$cdom,$cnum);
    my $sec_index = &Apache::loncoursedata::CL_SECTION();
    my $status_index = &Apache::loncoursedata::CL_STATUS();
    while (my ($student,$data) = each %$classlist) {
       my ($section,$status) = ($data->[$sec_index],
        $data->[$status_index]);
       unless ($section eq '-1' || $section =~ /^\s*$/) {
    if (!defined($$sectioncount{$section})) { $numsections++; }
    $$sectioncount{$section}++;
       }
    }
       }
       my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
       foreach my $user (sort(keys(%courseroles))) {
    if ($user !~ /^(\w{2})/) { next; }
    my ($role) = ($user =~ /^(\w{2})/);
    if ($possible_roles && !(grep(/^$role$/,@$possible_roles))) { next; }
    my $section;
    if ($role eq 'cr' &&
       $user =~ m-^$role/[^/]*/[^/]*/[^/]*:[^:]*:[^:]*:(\w+)-) {
       $section=$1;
    }
    if ($user =~ /^$role:[^:]*:[^:]*:(\w+)/) { $section=$1; }
    if (!defined($section) || $section eq '-1') { next; }
    if (!defined($$sectioncount{$section})) { $numsections++; } 
    $$sectioncount{$section}++;
       }
       return $numsections;
   }
   
   
 sub get_posted_cgi {  sub get_posted_cgi {
     my $r=shift;      my $r=shift;
   
Line 3266  they are plotted.  If undefined, default Line 3435  they are plotted.  If undefined, default
 =item @Values: An array of array references.  Each array reference holds data  =item @Values: An array of array references.  Each array reference holds data
 to be plotted in a stacked bar chart.  to be plotted in a stacked bar chart.
   
   =item If the final element of @Values is a hash reference the key/value
   pairs will be added to the graph definition.
   
 =back  =back
   
 Returns:  Returns:
Line 3286  sub DrawBarGraph { Line 3458  sub DrawBarGraph {
                   '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',                    '#66ccff', '#ff9999', '#cccc33', '#660000', '#33cc66',
                   ];                     ]; 
     }      }
       my $extra_settings = {};
       if (ref($Values[-1]) eq 'HASH') {
           $extra_settings = pop(@Values);
       }
     #      #
     my $identifier = &get_cgi_id();      my $identifier = &get_cgi_id();
     my $id = 'cgi.'.$identifier;              my $id = 'cgi.'.$identifier;        
Line 3361  sub DrawBarGraph { Line 3537  sub DrawBarGraph {
     $ValuesHash{$id.'.bar_width'} = $bar_width;      $ValuesHash{$id.'.bar_width'} = $bar_width;
     $ValuesHash{$id.'.labels'} = join(',',@Labels);      $ValuesHash{$id.'.labels'} = join(',',@Labels);
     #      #
       # Deal with other parameters
       while (my ($key,$value) = each(%$extra_settings)) {
           $ValuesHash{$id.'.'.$key} = $value;
       }
       #
     &Apache::lonnet::appenv(%ValuesHash);      &Apache::lonnet::appenv(%ValuesHash);
     return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';      return '<img src="/cgi-bin/graph.png?'.$identifier.'" border="1" />';
 }  }
Line 3768  sub escape_double { Line 3949  sub escape_double {
 #   Escapes the last element of a full URL.  #   Escapes the last element of a full URL.
 sub escape_url {  sub escape_url {
     my ($url)   = @_;      my ($url)   = @_;
     my @urlslices = split(/\//, $url);      my @urlslices = split(/\//, $url,-1);
     my $lastitem = &Apache::lonnet::escape(pop(@urlslices));      my $lastitem = &Apache::lonnet::escape(pop(@urlslices));
     return join('/',@urlslices).'/'.$lastitem;      return join('/',@urlslices).'/'.$lastitem;
 }  }
Removed from v.1.225  
changed lines
  Added in v.1.245

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