loncom/interface/loncommon.pm - diff

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Diff for /loncom/interface/loncommon.pm between versions 1.1075.2.36 and 1.1075.2.84

-version 1.1075.2.36, 2013/05/12 03:36:46
+version 1.1075.2.84, 2014/12/21 16:58:11
  Line 69  use Apache::lontexconvert();
  use Apache::lonclonecourse();
  use Apache::lonuserutils();
  use Apache::lonuserstate();
+ use Apache::courseclassifier();
  use LONCAPA qw(:DEFAULT :match);
  use DateTime::TimeZone;
  use DateTime::Locale::Catalog;
  use Authen::Captcha;
  use Captcha::reCAPTCHA;
+ use Crypt::DES;
+ use DynaLoader; # for Crypt::DES version
  # ---------------------------------------------- Designs
  use vars qw(%defaultdesign);
- Line 1234  sub help_open_topic {
+ Line 1237  sub help_open_topic {
      $topic=~s/\W/\_/g;
      if (!$stayOnPage) {
- 	$link = "javascript:openMyModal('/adm/help/${filename}.hlp',$width,$height,'yes');";
+         if ($env{'browser.mobile'}) {
+ 	    $link = "javascript:openMyModal('/adm/help/${filename}.hlp',$width,$height,'yes');";
+         } else {
+             $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
+         }
      } elsif ($stayOnPage eq 'popup') {
          $link = "javascript:void(open('/adm/help/${filename}.hlp', 'Help_for_$topic', 'menubar=0,toolbar=1,scrollbars=1,width=$width,height=$height,resizable=yes'))";
      } else {
- Line 1285  sub helpLatexCheatsheet {
+ Line 1292  sub helpLatexCheatsheet {
      unless ($not_author) {
          $out .= ' <span>'
  	       .&help_open_topic('Authoring_Output_Tags',&mt('Output Tags'),$stayOnPage,undef,600)
- 	       .'</span>';
+ 	       .'</span> <span>'
+                .&help_open_topic('Authoring_Multilingual_Problems',&mt('Languages'),$stayOnPage,undef,600)
+                .'</span>';
      }
      $out .= '</span>'; # End cheatsheet
      return $out;
- Line 1348  sub help_open_menu {
+ Line 1357  sub help_open_menu {
  sub top_nav_help {
      my ($text) = @_;
      $text = &mt($text);
-     my $stay_on_page = 1;
+     my $stay_on_page;
+     unless ($env{'environment.remote'} eq 'on') {
-     my $link = ($stay_on_page) ? "javascript:helpMenu('display')"
+         $stay_on_page = 1;
- 	                     : "javascript:helpMenu('open')";
+     }
-     my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
+     my ($link,$banner_link);
+     unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) {
+         $link = ($stay_on_page) ? "javascript:helpMenu('display')"
+ 	                         : "javascript:helpMenu('open')";
+         $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page);
+     }
      my $title = &mt('Get help');
+     if ($link) {
-     return <<"END";
+         return <<"END";
  $banner_link
-  <a href="$link" title="$title">$text</a>
+ <a href="$link" title="$title">$text</a>
  END
+     } else {
+         return '&nbsp;'.$text.'&nbsp;';
+     }
  }
  sub help_menu_js {
-     my ($text) = @_;
+     my ($httphost) = @_;
      my $stayOnPage = 1;
      my $width = 620;
      my $height = 600;
      my $helptopic=&general_help();
-     my $details_link = '/adm/help/'.$helptopic.'.hlp';
+     my $details_link = $httphost.'/adm/help/'.$helptopic.'.hlp';
      my $nothing=&Apache::lonhtmlcommon::javascript_nothing();
      my $start_page =
          &Apache::loncommon::start_page('Help Menu', undef,
  				       {'frameset'    => 1,
  					'js_ready'    => 1,
+                                         'use_absolute' => $httphost,
  					'add_entries' => {
  					    'border' => '0',
  					    'rows'   => "110,*",},});
- Line 1405  function helpMenu(target) {
+ Line 1422  function helpMenu(target) {
      return;
  }
  function writeHelp(caller) {
-     caller.document.writeln('$start_page\\n<frame name="bannerframe" src="'+banner_link+'" />\\n<frame name="bodyframe" src="$details_link" />\\n$end_page')
+     caller.document.writeln('$start_page\\n<frame name="bannerframe" src="'+banner_link+'" marginwidth="0" marginheight="0" frameborder="0">\\n');
-     caller.document.close()
+     caller.document.writeln('<frame name="bodyframe" src="$details_link" marginwidth="0" marginheight="0" frameborder="0">\\n$end_page');
-     caller.focus()
+     caller.document.close();
+     caller.focus();
  }
  // END LON-CAPA Internal -->
  // ]]>
- Line 1719  RESIZE
+ Line 1737  RESIZE
  =head1 Excel and CSV file utility routines
- =over 4
  =cut
  ###############################################################
- Line 1728  RESIZE
+ Line 1744  RESIZE
  =pod
+ =over 4
  =item * &csv_translate($text)
  Translate $text to allow it to be output as a 'comma separated values'
- Line 2161  sub select_level_form {
+ Line 2179  sub select_level_form {
  =pod
- =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoma,$excdoms)
+ =item * &select_dom_form($defdom,$name,$includeempty,$showdomdesc,$onchange,$incdoms,$excdoms)
  Returns a string containing a <select name='$name' size='1'> form to
  allow a user to select the domain to preform an operation in.
- Line 2319  Outputs:
+ Line 2337  Outputs:
  =item * $clientos
+ =item * $clientmobile
+ =item * $clientinfo
+ =item * $clientosversion
  =back
  =back
- Line 2337  sub decode_user_agent {
+ Line 2361  sub decode_user_agent {
      my $clientversion='0';
      my $clientmathml='';
      my $clientunicode='0';
+     my $clientmobile=0;
+     my $clientosversion='';
      for (my $i=0;$i<=$#browsertype;$i++) {
-         my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\:/,$browsertype[$i]);
+         my ($bname,$match,$notmatch,$vreg,$minv,$univ)=split(/\%/,$browsertype[$i]);
  	if (($httpbrowser=~/$match/i)  && ($httpbrowser!~/$notmatch/i)) {
  	    $clientbrowser=$bname;
              $httpbrowser=~/$vreg/i;
- Line 2348  sub decode_user_agent {
+ Line 2374  sub decode_user_agent {
  	}
      }
      my $clientos='unknown';
+     my $clientinfo;
      if (($httpbrowser=~/linux/i) ||
          ($httpbrowser=~/unix/i) ||
          ($httpbrowser=~/ux/i) ||
- Line 2357  sub decode_user_agent {
+ Line 2384  sub decode_user_agent {
      if ($httpbrowser=~/next/i) { $clientos='next'; }
      if (($httpbrowser=~/mac/i) ||
          ($httpbrowser=~/powerpc/i)) { $clientos='mac'; }
-     if ($httpbrowser=~/win/i) { $clientos='win'; }
+     if ($httpbrowser=~/win/i) {
+         $clientos='win';
+         if ($httpbrowser =~/Windows\s+NT\s+(\d+\.\d+)/i) {
+             $clientosversion = $1;
+         }
+     }
      if ($httpbrowser=~/embed/i) { $clientos='pda'; }
+     if ($httpbrowser=~/(Android|iPod|iPad|iPhone|webOS|Blackberry|Windows Phone|Opera m(?:ob|in)|Fennec)/i) {
+         $clientmobile=lc($1);
+     }
+     if ($httpbrowser=~ m{Firefox/(\d+\.\d+)}) {
+         $clientinfo = 'firefox-'.$1;
+     } elsif ($httpbrowser=~ m{chromeframe/(\d+\.\d+)\.}) {
+         $clientinfo = 'chromeframe-'.$1;
+     }
      return ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
-             $clientunicode,$clientos,);
+             $clientunicode,$clientos,$clientmobile,$clientinfo,
+             $clientosversion);
  }
  ###############################################################
- Line 3220  sub screenname {
+ Line 3261  sub screenname {
  # ------------------------------------------------------------- Confirm Wrapper
  =pod
- =item confirmwrapper
+ =item * &confirmwrapper($message)
  Wrap messages about completion of operation in box
- Line 4204  sub findallcourses {
+ Line 4245  sub findallcourses {
  ###############################################
  sub blockcheck {
-     my ($setters,$activity,$uname,$udom,$url) = @_;
+     my ($setters,$activity,$uname,$udom,$url,$is_course) = @_;
-     if (!defined($udom)) {
+     if (defined($udom) && defined($uname)) {
+         # If uname and udom are for a course, check for blocks in the course.
+         if (($is_course) || (&Apache::lonnet::is_course($udom,$uname))) {
+             my ($startblock,$endblock,$triggerblock) =
+                 &get_blocks($setters,$activity,$udom,$uname,$url);
+             return ($startblock,$endblock,$triggerblock);
+         }
+     } else {
          $udom = $env{'user.domain'};
-     }
-     if (!defined($uname)) {
          $uname = $env{'user.name'};
      }
-     # If uname and udom are for a course, check for blocks in the course.
-     if (&Apache::lonnet::is_course($udom,$uname)) {
-         my ($startblock,$endblock,$triggerblock) =
-             &get_blocks($setters,$activity,$udom,$uname,$url);
-         return ($startblock,$endblock,$triggerblock);
-     }
      my $startblock = 0;
      my $endblock = 0;
      my $triggerblock = '';
- Line 4230  sub blockcheck {
+ Line 4268  sub blockcheck {
      # boards, chat or groups, check for blocking in current course only.
      if (($activity eq 'boards' || $activity eq 'chat' ||
-          $activity eq 'groups') && ($env{'request.course.id'})) {
+          $activity eq 'groups' || $activity eq 'printout') &&
+         ($env{'request.course.id'})) {
          foreach my $key (keys(%live_courses)) {
              if ($key ne $env{'request.course.id'}) {
                  delete($live_courses{$key});
- Line 4494  sub parse_block_record {
+ Line 4533  sub parse_block_record {
  }
  sub blocking_status {
-     my ($activity,$uname,$udom,$url) = @_;
+     my ($activity,$uname,$udom,$url,$is_course) = @_;
      my %setters;
  # check for active blocking
      my ($startblock,$endblock,$triggerblock) =
-         &blockcheck(\%setters,$activity,$uname,$udom,$url);
+         &blockcheck(\%setters,$activity,$uname,$udom,$url,$is_course);
      my $blocked = 0;
      if ($startblock && $endblock) {
          $blocked = 1;
- Line 4838  sub designparm {
+ Line 4877  sub designparm {
  Inputs: $url (usually will be undef).
- Returns: Path to Construction Space containing the resource or
+ Returns: Path to Authoring Space containing the resource or
           directory being viewed (or for which action is being taken).
           If $url is provided, and begins /priv/<domain>/<uname>
           the path will be that portion of the $context argument.
- Line 4901  Input: (optional) filename from which br
+ Line 4940  Input: (optional) filename from which br
         is appropriate for use in building the breadcrumb trail.
  Returns: HTML div with CSTR path and recent box
-          To be included on Construction Space pages
+          To be included on Authoring Space pages
  =cut
- Line 4932  sub CSTR_pageheader {
+ Line 4971  sub CSTR_pageheader {
      my $output =
           '<div>'
          .&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it?
-         .'<b>'.&mt('Construction Space:').'</b> '
+         .'<b>'.&mt('Authoring Space:').'</b> '
          .'<form name="dirs" method="post" action="'.$formaction
          .'" target="_top">' #FIXME lonpubdir: target="_parent"
          .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef);
- Line 5023  sub bodytag {
+ Line 5062  sub bodytag {
          $public = 1;
      }
      if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
+     my $httphost = $args->{'use_absolute'};
      $function = &get_users_function() if (!$function);
      my $img =    &designparm($function.'.img',$domain);
- Line 5038  sub bodytag {
+ Line 5078  sub bodytag {
      @design{keys(%$addentries)} = @$addentries{keys(%$addentries)};
   # role and realm
-     my ($role,$realm) = split(/\./,$env{'request.role'},2);
+     my ($role,$realm) = split(m{\./},$env{'request.role'},2);
+     if ($realm) {
+         $realm = '/'.$realm;
+     }
      if ($role  eq 'ca') {
          my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$});
          $realm = &plainname($rname,$rdom);
- Line 5064  sub bodytag {
+ Line 5107  sub bodytag {
      my $bodytag = "<body $extra_body_attr>".
  	&Apache::lontexconvert::init_math_support($args->{'inherit_jsmath'});
-     if ($bodyonly) {
+     &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
+     if (($bodyonly) || ($no_nav_bar) || ($env{'form.inhibitmenu'} eq 'yes')) {
          return $bodytag;
      }
-     my $name = &plainname($env{'user.name'},$env{'user.domain'});
      if ($public) {
  	undef($role);
-     } else {
- 	$name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'},
-                                 undef,'LC_menubuttons_link');
      }
      my $titleinfo = '<h1>'.$title.'</h1>';
- Line 5089  sub bodytag {
+ Line 5130  sub bodytag {
      }
      $role = '<span class="LC_nobreak">('.$role.')</span>' if $role;
-     &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
-     if ($no_nav_bar || $env{'form.inhibitmenu'} eq 'yes') {
-         return $bodytag;
-     }
      if ($env{'request.state'} eq 'construct') { $forcereg=1; }
      my $funclist;
      if (($env{'environment.remote'} eq 'on') && ($env{'request.state'} ne 'construct')) {
-         $bodytag .= Apache::lonhtmlcommon::scripttag(Apache::lonmenu::utilityfunctions(), 'start')."\n".
+         $bodytag .= Apache::lonhtmlcommon::scripttag(Apache::lonmenu::utilityfunctions($httphost), 'start')."\n".
                      Apache::lonmenu::serverform();
          my $forbodytag;
          &Apache::lonmenu::prepare_functions($env{'request.noversionuri'},
- Line 5115  sub bodytag {
+ Line 5153  sub bodytag {
          #        $titleinfo = &CSTR_pageheader(); #FIXME: Will be removed once all scripts have their own calls
          #    }
+         $bodytag .= Apache::lonhtmlcommon::scripttag(
+             Apache::lonmenu::utilityfunctions($httphost), 'start');
+         my ($left,$right) = Apache::lonmenu::primary_menu();
          if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) {
              if ($dc_info) {
                   $dc_info = qq|<span class="LC_cusr_subheading">$dc_info</span>|;
              }
-             $bodytag .= qq|<div id="LC_nav_bar">$name $role<br />
+             $bodytag .= qq|<div id="LC_nav_bar">$left $role<br />
                             <em>$realm</em> $dc_info</div>|;
              return $bodytag;
          }
          unless ($env{'request.symb'} =~ m/\.page___\d+___/) {
-             $bodytag .= qq|<div id="LC_nav_bar">$name $role</div>|;
+             $bodytag .= qq|<div id="LC_nav_bar">$left $role</div>|;
          }
-         $bodytag .= Apache::lonhtmlcommon::scripttag(
+         $bodytag .= $right;
-             Apache::lonmenu::utilityfunctions(), 'start');
-         $bodytag .= Apache::lonmenu::primary_menu();
          if ($dc_info) {
              $dc_info = &dc_courseid_toggle($dc_info);
          }
          $bodytag .= qq|<div id="LC_realm">$realm $dc_info</div>|;
+         #if directed to not display the secondary menu, don't.
+         if ($args->{'no_secondary_menu'}) {
+             return $bodytag;
+         }
          #don't show menus for public users
          if (!$public){
-             $bodytag .= Apache::lonmenu::secondary_menu();
+             $bodytag .= Apache::lonmenu::secondary_menu($httphost);
              $bodytag .= Apache::lonmenu::serverform();
              $bodytag .= Apache::lonhtmlcommon::scripttag('', 'end');
              if ($env{'request.state'} eq 'construct') {
- Line 5181  sub bodytag {
+ Line 5223  sub bodytag {
      }
      my $upperleft='<img src="'.$imgsrc.'" alt="'.$function.'" />';
+     my $help=($no_inline_link?''
+               :&Apache::loncommon::top_nav_help('Help'));
      # Explicit link to get inline menu
      my $menu= ($no_inline_link?''
                 :'<a href="/adm/remote?action=collapse" target="_top">'.&mt('Switch to Inline Menu Mode').'</a>');
- Line 5189  sub bodytag {
+ Line 5234  sub bodytag {
          $dc_info = qq|<span class="LC_cusr_subheading">($dc_info)</span>|;
      }
+     my $name = &plainname($env{'user.name'},$env{'user.domain'});
+     unless ($public) {
+         $name = &aboutmewrapper($name,$env{'user.name'},$env{'user.domain'},
+                                 undef,'LC_menubuttons_link');
+     }
      unless ($env{'form.inhibitmenu'}) {
          $bodytag .= qq|<div id="LC_nav_bar">$name $role</div>
-                        <ol class="LC_primary_menu LC_right">
+                        <ol class="LC_primary_menu LC_floatright LC_right">
+                        <li>$help</li>
                         <li>$menu</li>
                         </ol><div id="LC_realm"> $realm $dc_info</div>|;
      }
- Line 5199  sub bodytag {
+ Line 5251  sub bodytag {
          if (!$public){
              if ($env{'request.state'} eq 'construct') {
                  $funclist = &Apache::lonhtmlcommon::scripttag(
-                                 &Apache::lonmenu::utilityfunctions(), 'start').
+                                 &Apache::lonmenu::utilityfunctions($httphost), 'start').
                              &Apache::lonhtmlcommon::scripttag('','end').
                              &Apache::lonmenu::innerregister($forcereg,
                                                              $args->{'bread_crumbs'});
- Line 5250  sub make_attr_string {
+ Line 5302  sub make_attr_string {
      }
      my $attr_string;
-     foreach my $attr (keys(%$attr_ref)) {
+     foreach my $attr (sort(keys(%$attr_ref))) {
  	$attr_string .= " $attr=\"".$attr_ref->{$attr}.'" ';
      }
      return $attr_string;
- Line 5381  form, .inline {
+ Line 5433  form, .inline {
    vertical-align:middle;
  }
+ .LC_floatleft {
+   float: left;
+ }
+ .LC_floatright {
+   float: right;
+ }
  .LC_400Box {
    width:400px;
  }
- Line 6456  div.LC_edit_problem_saves {
+ Line 6516  div.LC_edit_problem_saves {
    white-space: nowrap;
  }
+ .LC_edit_problem_latexhelper{
+     text-align: right;
+ }
+ #LC_edit_problem_colorful div{
+     margin-left: 40px;
+ }
  img.stift {
    border-width: 0;
    vertical-align: middle;
- Line 6470  div.LC_createcourse {
+ Line 6538  div.LC_createcourse {
  }
  .LC_dccid {
+   float: right;
    margin: 0.2em 0 0 0;
    padding: 0;
    font-size: 90%;
- Line 6567  fieldset > legend {
+ Line 6636  fieldset > legend {
  }
  ol.LC_primary_menu {
-   float: right;
    margin: 0;
    padding: 0;
    background-color: $pgbg_or_bgcolor;
- Line 7222  sub headtag {
+ Line 7290  sub headtag {
      my $function = $args->{'function'} || &get_users_function();
      my $domain   = $args->{'domain'}   || &determinedomain();
      my $bgcolor  = $args->{'bgcolor'}  || &designparm($function.'.pgbg',$domain);
+     my $httphost = $args->{'use_absolute'};
      my $url = join(':',$env{'user.name'},$env{'user.domain'},
  		   $Apache::lonnet::perlvar{'lonVersion'},
  		   #time(),
- Line 7232  sub headtag {
+ Line 7301  sub headtag {
      my $result =
  	'<head>'.
- 	&font_settings();
+ 	&font_settings($args);
-     my $inhibitprint = &print_suppression();
+     my $inhibitprint;
+     if ($args->{'print_suppress'}) {
+         $inhibitprint = &print_suppression();
+     }
      if (!$args->{'frameset'}) {
  	$result .= &Apache::lonhtmlcommon::htmlareaheaders();
- Line 7245  sub headtag {
+ Line 7317  sub headtag {
      if (!$args->{'no_nav_bar'}
  	&& !$args->{'only_body'}
  	&& !$args->{'frameset'}) {
- 	$result .= &help_menu_js();
+ 	$result .= &help_menu_js($httphost);
          $result.=&modal_window();
          $result.=&togglebox_script();
          $result.=&wishlist_window();
- Line 7280  ADDMETA
+ Line 7352  ADDMETA
      }
      if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); }
      $result .= '<title> LON-CAPA '.$title.'</title>'
- 	.'<link rel="stylesheet" type="text/css" href="'.$url.'" />'
+ 	.'<link rel="stylesheet" type="text/css" href="'.$url.'"';
+     if (!$args->{'frameset'}) {
+         $result .= ' /';
+     }
+     $result .= '>'
          .$inhibitprint
  	.$head_extra;
+     if ($env{'browser.mobile'}) {
+         $result .= '
+ <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0, minimum-scale=1.0, maximum-scale=1.0">
+ <meta name="apple-mobile-web-app-capable" content="yes" />';
+     }
      return $result.'</head>';
  }
- Line 7292  ADDMETA
+ Line 7373  ADDMETA
  Returns neccessary <meta> to set the proper encoding
- Inputs: none
+ Inputs: optional reference to HASH -- $args passed to &headtag()
  =cut
  sub font_settings {
+     my ($args) = @_;
      my $headerstring='';
-     if (!$env{'browser.mathml'} && $env{'browser.unicode'}) {
+     if ((!$env{'browser.mathml'} && $env{'browser.unicode'}) ||
+         ((ref($args) eq 'HASH') && ($args->{'browser.unicode'}))) {
  	$headerstring.=
- 	    '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
+ 	    '<meta http-equiv="Content-Type" content="text/html; charset=utf-8"';
+         if (!$args->{'frameset'}) {
+             $headerstring.= ' /';
+         }
+         $headerstring .= '>'."\n";
      }
      return $headerstring;
  }
- Line 7345  sub print_suppression {
+ Line 7432  sub print_suppression {
          }
          my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
          my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-         my $blocked = &blocking_status('printout',$cnum,$cdom);
+         my $blocked = &blocking_status('printout',$cnum,$cdom,undef,1);
          if ($blocked) {
              my $checkrole = "cm./$cdom/$cnum";
              if ($env{'request.course.sec'} ne '') {
- Line 7392  Inputs: none
+ Line 7479  Inputs: none
  =cut
  sub xml_begin {
+     my ($is_frameset) = @_;
      my $output='';
      if ($env{'browser.mathml'}) {
- Line 7403  sub xml_begin {
+ Line 7491  sub xml_begin {
  	    .'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN" "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd">'
              .'<html xmlns:math="http://www.w3.org/1998/Math/MathML" '
  	    .'xmlns="http://www.w3.org/1999/xhtml">';
+     } elsif ($is_frameset) {
+         $output='<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN" "http://www.w3.org/TR/html4/frameset.dtd">'."\n".
+                 '<html>'."\n";
      } else {
- 	$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
+ 	$output='<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'."\n".
-            .'<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">';
+                 '<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">'."\n";
      }
      return $output;
  }
- Line 7474  sub start_page {
+ Line 7565  sub start_page {
      my ($result,@advtools);
      if (! exists($args->{'skip_phases'}{'head'}) ) {
-         $result .= &xml_begin() . &headtag($title, $head_extra, $args);
+         $result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args);
      }
      if (! exists($args->{'skip_phases'}{'body'}) ) {
- Line 7580  function set_wishlistlink(title, path) {
+ Line 7671  function set_wishlistlink(title, path) {
          title = document.title;
          title = title.replace(/^LON-CAPA /,'');
      }
+     title = encodeURIComponent(title);
+     title = title.replace("'","\\\'");
      if (!path) {
          path = location.pathname;
      }
+     path = encodeURIComponent(path);
+     path = path.replace("'","\\\'");
      Win = window.open('/adm/wishlist?mode=newLink&setTitle='+title+'&setPath='+path,
                        'wishlistNewLink','width=560,height=350,scrollbars=0');
  }
- Line 7623  var modalWindow = {
+ Line 7718  var modalWindow = {
  		$(".LCmodal-overlay").click(function(){modalWindow.close();});
  	}
  };
- 	var openMyModal = function(source,width,height,scrolling)
+ 	var openMyModal = function(source,width,height,scrolling,transparency,style)
  	{
+                 source = source.replace("'","&#39;");
  		modalWindow.windowId = "myModal";
  		modalWindow.width = width;
  		modalWindow.height = height;
- 		modalWindow.content = "<iframe width='"+width+"' height='"+height+"' frameborder='0' scrolling='"+scrolling+"' allowtransparency='true' src='" + source + "'>&lt/iframe>";
+ 		modalWindow.content = "<iframe width='"+width+"' height='"+height+"' frameborder='0' scrolling='"+scrolling+"' allowtransparency='"+transparency+"' src='" + source + "' style='"+style+"'></iframe>";
  		modalWindow.open();
  	};
  // END LON-CAPA Internal -->
- Line 7638  ENDMODAL
+ Line 7734  ENDMODAL
  }
  sub modal_link {
-     my ($link,$linktext,$width,$height,$target,$scrolling,$title)=@_;
+     my ($link,$linktext,$width,$height,$target,$scrolling,$title,$transparency,$style)=@_;
      unless ($width) { $width=480; }
      unless ($height) { $height=400; }
      unless ($scrolling) { $scrolling='yes'; }
+     unless ($transparency) { $transparency='true'; }
      my $target_attr;
      if (defined($target)) {
          $target_attr = 'target="'.$target.'"';
      }
      return <<"ENDLINK";
- <a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling'); return false;">
+ <a href="$link" $target_attr title="$title" onclick="javascript:openMyModal('$link',$width,$height,'$scrolling','$transparency','$style'); return false;">
             $linktext</a>
  ENDLINK
  }
- Line 7675  sub modal_adhoc_inner {
+ Line 7773  sub modal_adhoc_inner {
      my $innerwidth=$width-20;
      $content=&js_ready(
                 &start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}).
-                  &start_scrollbox($width.'px',$innerwidth.'px',$height.'px').
+                  &start_scrollbox($width.'px',$innerwidth.'px',$height.'px','myModal','#FFFFFF',undef,1).
-                     $content.
+                  $content.
                   &end_scrollbox().
-                &end_page()
+                  &end_page()
               );
      return &modal_adhoc_script($funcname,$width,$height,$content);
  }
- Line 7895  sub validate_page {
+ Line 7993  sub validate_page {
  sub start_scrollbox {
-     my ($outerwidth,$width,$height,$id,$bgcolor)=@_;
+     my ($outerwidth,$width,$height,$id,$bgcolor,$cursor,$needjsready) = @_;
      unless ($outerwidth) { $outerwidth='520px'; }
      unless ($width) { $width='500px'; }
      unless ($height) { $height='200px'; }
      my ($table_id,$div_id,$tdcol);
      if ($id ne '') {
-         $table_id = " id='table_$id'";
+         $table_id = ' id="table_'.$id.'"';
-         $div_id = " id='div_$id'";
+         $div_id = ' id="div_'.$id.'"';
      }
      if ($bgcolor ne '') {
          $tdcol = "background-color: $bgcolor;";
      }
+     my $nicescroll_js;
+     if ($env{'browser.mobile'}) {
+         $nicescroll_js = &nicescroll_javascript('div_'.$id,$cursor,$needjsready);
+     }
      return <<"END";
- <table style="width: $outerwidth; border: 1px solid none;"$table_id><tr><td style="width: $width;$tdcol"><div style="overflow:auto; width:$width; height: $height;"$div_id>
+ $nicescroll_js
+ <table style="width: $outerwidth; border: 1px solid none;"$table_id><tr><td style="width: $width;$tdcol">
+ <div style="overflow:auto; width:$width; height:$height;"$div_id>
  END
  }
- Line 7916  sub end_scrollbox {
+ Line 8021  sub end_scrollbox {
      return '</div></td></tr></table>';
  }
+ sub nicescroll_javascript {
+     my ($id,$cursor,$needjsready,$framecheck,$location) = @_;
+     my %options;
+     if (ref($cursor) eq 'HASH') {
+         %options = %{$cursor};
+     }
+     unless ($options{'railalign'} =~ /^left|right$/) {
+         $options{'railalign'} = 'left';
+     }
+     unless ($options{'cursorcolor'} =~ /^\#\w+$/) {
+         my $function  = &get_users_function();
+         $options{'cursorcolor'} = &designparm($function.'.sidebg',$env{'request.role.domain'});
+         unless ($options{'cursorcolor'} =~ /^\#\w+$/) {
+             $options{'cursorcolor'} = '#00F';
+         }
+     }
+     if ($options{'cursoropacity'} =~ /^[\d.]+$/) {
+         unless ($options{'cursoropacity'} >= 0.0 && $options{'cursoropacity'} <=1.0) {
+             $options{'cursoropacity'}='1.0';
+         }
+     } else {
+         $options{'cursoropacity'}='1.0';
+     }
+     if ($options{'cursorfixedheight'} eq 'none') {
+         delete($options{'cursorfixedheight'});
+     } else {
+         unless ($options{'cursorfixedheight'} =~ /^\d+$/) { $options{'cursorfixedheight'}='50'; }
+     }
+     unless ($options{'railoffset'} =~ /^{[\w\:\d\-,]+}$/) {
+         delete($options{'railoffset'});
+     }
+     my @niceoptions;
+     while (my($key,$value) = each(%options)) {
+         if ($value =~ /^\{.+\}$/) {
+             push(@niceoptions,$key.':'.$value);
+         } else {
+             push(@niceoptions,$key.':"'.$value.'"');
+         }
+     }
+     my $nicescroll_js = '
+ $(document).ready(
+       function() {
+           $("#'.$id.'").niceScroll({'.join(',',@niceoptions).'});
+       }
+ );
+ ';
+     if ($framecheck) {
+         $nicescroll_js .= '
+ function expand_div(caller) {
+     if (top === self) {
+         document.getElementById("'.$id.'").style.width = "auto";
+         document.getElementById("'.$id.'").style.height = "auto";
+     } else {
+         try {
+             if (parent.frames) {
+                 if (parent.frames.length > 1) {
+                     var framesrc = parent.frames[1].location.href;
+                     var currsrc = framesrc.replace(/\#.*$/,"");
+                     if ((caller == "search") || (currsrc == "'.$location.'")) {
+                         document.getElementById("'.$id.'").style.width = "auto";
+                         document.getElementById("'.$id.'").style.height = "auto";
+                     }
+                 }
+             }
+         } catch (e) {
+             return;
+         }
+     }
+     return;
+ }
+ ';
+     }
+     if ($needjsready) {
+         $nicescroll_js = '
+ <script type="text/javascript">'."\n".$nicescroll_js."\n</script>\n";
+     } else {
+         $nicescroll_js = &Apache::lonhtmlcommon::scripttag($nicescroll_js);
+     }
+     return $nicescroll_js;
+ }
  sub simple_error_page {
-     my ($r,$title,$msg) = @_;
+     my ($r,$title,$msg,$args) = @_;
+     if (ref($args) eq 'HASH') {
+         if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); }
+     } else {
+         $msg = &mt($msg);
+     }
      my $page =
  	&Apache::loncommon::start_page($title).
- 	'<p class="LC_error">'.&mt($msg).'</p>'.
+ 	'<p class="LC_error">'.$msg.'</p>'.
  	&Apache::loncommon::end_page();
      if (ref($r)) {
  	$r->print($page);
- Line 8539  sub get_user_info {
+ Line 8731  sub get_user_info {
  =item * &get_user_quota()
- Retrieves quota assigned for storage of portfolio files for a user
+ Retrieves quota assigned for storage of user files.
+ Default is to report quota for portfolio files.
  Incoming parameters:
 . user's username
 . user's domain
+. quota name - portfolio, author, or course
+    (if no quota name provided, defaults to portfolio).
+. crstype - official, unofficial, textbook or community, if quota name is
+    course
  Returns:
-. Disk quota (in Mb) assigned to student.
+. Disk quota (in MB) assigned to student.
 . (Optional) Type of setting: custom or default
     (individually assigned or default for user's
     institutional status).
- Line 8557  Returns:
+ Line 8754  Returns:
  If a value has been stored in the user's environment,
  it will return that, otherwise it returns the maximal default
- defined for the user's instituional status(es) in the domain.
+ defined for the user's institutional status(es) in the domain.
  =cut
- Line 8565  defined for the user's instituional stat
+ Line 8762  defined for the user's instituional stat
  sub get_user_quota {
-     my ($uname,$udom) = @_;
+     my ($uname,$udom,$quotaname,$crstype) = @_;
      my ($quota,$quotatype,$settingstatus,$defquota);
      if (!defined($udom)) {
          $udom = $env{'user.domain'};
- Line 8580  sub get_user_quota {
+ Line 8777  sub get_user_quota {
          $defquota = 0;
      } else {
          my $inststatus;
-         if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
+         if ($quotaname eq 'course') {
-             $quota = $env{'environment.portfolioquota'};
+             if (($env{'course.'.$udom.'_'.$uname.'.num'} eq $uname) &&
-             $inststatus = $env{'environment.inststatus'};
+                 ($env{'course.'.$udom.'_'.$uname.'.domain'} eq $udom)) {
-         } else {
+                 $quota = $env{'course.'.$udom.'_'.$uname.'.internal.uploadquota'};
-             my %userenv =
+             } else {
-                 &Apache::lonnet::get('environment',['portfolioquota',
+                 my %cenv = &Apache::lonnet::coursedescription("$udom/$uname");
-                                      'inststatus'],$udom,$uname);
+                 $quota = $cenv{'internal.uploadquota'};
-             my ($tmp) = keys(%userenv);
+             }
-             if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
-                 $quota = $userenv{'portfolioquota'};
-                 $inststatus = $userenv{'inststatus'};
-             } else {
-                 undef(%userenv);
-             }
-         }
-         ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
-         if ($quota eq '') {
-             $quota = $defquota;
-             $quotatype = 'default';
          } else {
-             $quotatype = 'custom';
+             if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
+                 if ($quotaname eq 'author') {
+                     $quota = $env{'environment.authorquota'};
+                 } else {
+                     $quota = $env{'environment.portfolioquota'};
+                 }
+                 $inststatus = $env{'environment.inststatus'};
+             } else {
+                 my %userenv =
+                     &Apache::lonnet::get('environment',['portfolioquota',
+                                          'authorquota','inststatus'],$udom,$uname);
+                 my ($tmp) = keys(%userenv);
+                 if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
+                     if ($quotaname eq 'author') {
+                         $quota = $userenv{'authorquota'};
+                     } else {
+                         $quota = $userenv{'portfolioquota'};
+                     }
+                     $inststatus = $userenv{'inststatus'};
+                 } else {
+                     undef(%userenv);
+                 }
+             }
+         }
+         if ($quota eq '' || wantarray) {
+             if ($quotaname eq 'course') {
+                 my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
+                 if (($crstype eq 'official') || ($crstype eq 'unofficial') ||
+                     ($crstype eq 'community') || ($crstype eq 'textbook')) {
+                     $defquota = $domdefs{$crstype.'quota'};
+                 }
+                 if ($defquota eq '') {
+                     $defquota = 500;
+                 }
+             } else {
+                 ($defquota,$settingstatus) = &default_quota($udom,$inststatus,$quotaname);
+             }
+             if ($quota eq '') {
+                 $quota = $defquota;
+                 $quotatype = 'default';
+             } else {
+                 $quotatype = 'custom';
+             }
          }
      }
      if (wantarray) {
- Line 8620  Retrieves default quota assigned for sto
+ Line 8848  Retrieves default quota assigned for sto
  given an (optional) user's institutional status.
  Incoming parameters:
 . domain
 . (Optional) institutional status(es).  This is a : separated list of
     status types (e.g., faculty, staff, student etc.)
     which apply to the user for whom the default is being retrieved.
     If the institutional status string in undefined, the domain
     default quota will be returned.
+.  quota name - portfolio, author, or course
+    (if no quota name provided, defaults to portfolio).
  Returns:
-. Default disk quota (in Mb) for user portfolios in the domain.
+. Default disk quota (in MB) for user portfolios in the domain.
 . (Optional) institutional type which determined the value of the
     default quota.
  If a value has been stored in the domain's configuration db,
  it will return that, otherwise it returns 20 (for backwards
  compatibility with domains which have not set up a configuration
- db file; the original statically defined portfolio quota was 20 Mb).
+ db file; the original statically defined portfolio quota was 20 MB).
  If the user's status includes multiple types (e.g., staff and student),
  the largest default quota which applies to the user determines the
  default quota returned.
- =back
  =cut
  ###############################################
  sub default_quota {
-     my ($udom,$inststatus) = @_;
+     my ($udom,$inststatus,$quotaname) = @_;
      my ($defquota,$settingstatus);
      my %quotahash = &Apache::lonnet::get_dom('configuration',
                                              ['quotas'],$udom);
+     my $key = 'defaultquota';
+     if ($quotaname eq 'author') {
+         $key = 'authorquota';
+     }
      if (ref($quotahash{'quotas'}) eq 'HASH') {
          if ($inststatus ne '') {
              my @statuses = map { &unescape($_); } split(/:/,$inststatus);
              foreach my $item (@statuses) {
-                 if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
+                 if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
-                     if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
+                     if ($quotahash{'quotas'}{$key}{$item} ne '') {
                          if ($defquota eq '') {
-                             $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
+                             $defquota = $quotahash{'quotas'}{$key}{$item};
                              $settingstatus = $item;
-                         } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
+                         } elsif ($quotahash{'quotas'}{$key}{$item} > $defquota) {
-                             $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
+                             $defquota = $quotahash{'quotas'}{$key}{$item};
                              $settingstatus = $item;
                          }
                      }
-                 } else {
+                 } elsif ($key eq 'defaultquota') {
                      if ($quotahash{'quotas'}{$item} ne '') {
                          if ($defquota eq '') {
                              $defquota = $quotahash{'quotas'}{$item};
- Line 8681  sub default_quota {
+ Line 8915  sub default_quota {
              }
          }
          if ($defquota eq '') {
-             if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
+             if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
-                 $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
+                 $defquota = $quotahash{'quotas'}{$key}{'default'};
-             } else {
+             } elsif ($key eq 'defaultquota') {
                  $defquota = $quotahash{'quotas'}{'default'};
              }
              $settingstatus = 'default';
+             if ($defquota eq '') {
+                 if ($quotaname eq 'author') {
+                     $defquota = 500;
+                 }
+             }
          }
      } else {
          $settingstatus = 'default';
-         $defquota = 20;
+         if ($quotaname eq 'author') {
+             $defquota = 500;
+         } else {
+             $defquota = 20;
+         }
      }
      if (wantarray) {
          return ($defquota,$settingstatus);
- Line 8699  sub default_quota {
+ Line 8942  sub default_quota {
      }
  }
+ ###############################################
+ =pod
+ =item * &excess_filesize_warning()
+ Returns warning message if upload of file to authoring space, or copying
+ of existing file within authoring space will cause quota for the authoring
+ space to be exceeded.
+ Same, if upload of a file directly to a course/community via Course Editor
+ will cause quota for uploaded content for the course to be exceeded.
+ Inputs: 7
+. username or coursenum
+. domain
+. context ('author' or 'course')
+. filename of file for which action is being requested
+. filesize (kB) of file
+. action being taken: copy or upload.
+. quotatype (in course context -- official, unofficial, community or textbook).
+ Returns: 1 scalar: HTML to display containing warning if quota would be exceeded,
+          otherwise return null.
+ =back
+ =cut
+ sub excess_filesize_warning {
+     my ($uname,$udom,$context,$filename,$filesize,$action,$quotatype) = @_;
+     my $current_disk_usage = 0;
+     my $disk_quota = &get_user_quota($uname,$udom,$context,$quotatype); #expressed in MB
+     if ($context eq 'author') {
+         my $authorspace = $Apache::lonnet::perlvar{'lonDocRoot'}."/priv/$udom/$uname";
+         $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$authorspace);
+     } else {
+         foreach my $subdir ('docs','supplemental') {
+             $current_disk_usage += &Apache::lonnet::diskusage($udom,$uname,"userfiles/$subdir",1);
+         }
+     }
+     $disk_quota = int($disk_quota * 1000);
+     if (($current_disk_usage + $filesize) > $disk_quota) {
+         return '<p class="LC_warning">'.
+                 &mt("Unable to $action [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.",
+                     '<span class="LC_filename">'.$filename.'</span>',$filesize).'</p>'.
+                '<p>'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
+                             $disk_quota,$current_disk_usage).
+                '</p>';
+     }
+     return;
+ }
+ ###############################################
  sub get_secgrprole_info {
      my ($cdom,$cnum,$needroles,$type)  = @_;
      my %sections_count = &get_sections($cdom,$cnum);
- Line 9140  sub personal_data_fieldtitles {
+ Line 9439  sub personal_data_fieldtitles {
  sub sorted_inst_types {
      my ($dom) = @_;
-     my ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
+     my ($usertypes,$order);
+     my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
+     if (ref($domdefaults{'inststatus'}) eq 'HASH') {
+         $usertypes = $domdefaults{'inststatus'}{'inststatustypes'};
+         $order = $domdefaults{'inststatus'}{'inststatusorder'};
+     } else {
+         ($usertypes,$order) = &Apache::lonnet::retrieve_inst_usertypes($dom);
+     }
      my $othertitle = &mt('All users');
      if ($env{'request.course.id'}) {
          $othertitle  = &mt('Any users');
- Line 9538  sub ask_for_embedded_content {
+ Line 9844  sub ask_for_embedded_content {
      my $numexisting = 0;
      my $numunused = 0;
      my ($output,$upload_output,$toplevel,$url,$udom,$uname,$getpropath,$cdom,$cnum,
-         $fileloc,$filename,$delete_output,$modify_output,$title,$symb,$path);
+         $fileloc,$filename,$delete_output,$modify_output,$title,$symb,$path,$navmap);
      my $heading = &mt('Upload embedded files');
      my $buttontext = &mt('Upload');
-     my ($navmap,$cdom,$cnum);
      if ($env{'request.course.id'}) {
          if ($actionurl eq '/adm/dependencies') {
              $navmap = Apache::lonnavmaps::navmap->new();
- Line 9604  sub ask_for_embedded_content {
+ Line 9909  sub ask_for_embedded_content {
                      ($path) =
                          ($toplevel =~ m{^(\Q/uploaded/$cdom/$cnum/\E(?:docs|supplemental)/(?:default|\d+)/\d+)/});
                  }
-                 $fileloc = &Apache::lonnet::filelocation('',$toplevel);
+                 if ($toplevel=~/^\/*(uploaded|editupload)/) {
+                     $fileloc = $toplevel;
+                     $fileloc=~ s/^\s*(\S+)\s*$/$1/;
+                     my ($udom,$uname,$fname) =
+                         ($fileloc=~ m{^/+(?:uploaded|editupload)/+($match_domain)/+($match_name)/+(.*)$});
+                     $fileloc = propath($udom,$uname).'/userfiles/'.$fname;
+                 } else {
+                     $fileloc = &Apache::lonnet::filelocation('',$toplevel);
+                 }
                  $fileloc =~ s{^/}{};
                  ($filename) = ($fileloc =~ m{.+/([^/]+)$});
                  $heading = &mt('Status of dependencies in [_1]',"$title ($filename)");
- Line 9619  sub ask_for_embedded_content {
+ Line 9932  sub ask_for_embedded_content {
          $fileloc = &Apache::lonnet::filelocation('',$toplevel).'/';
          $fileloc =~ s{^/}{};
      }
-     }
      foreach my $file (keys(%{$allfiles})) {
          my $embed_file;
          if (($path eq "/uploaded/$cdom/$cnum/portfolio/syllabus") && ($file =~ m{^\Q$path/\E(.+)$})) {
- Line 9627  sub ask_for_embedded_content {
+ Line 9939  sub ask_for_embedded_content {
          } else {
              $embed_file = $file;
          }
-         my $absolutepath;
+         my ($absolutepath,$cleaned_file);
          if ($embed_file =~ m{^\w+://}) {
-             $newfiles{$embed_file} = 1;
+             $cleaned_file = $embed_file;
-             $mapping{$embed_file} = $embed_file;
+             $newfiles{$cleaned_file} = 1;
+             $mapping{$cleaned_file} = $embed_file;
          } else {
+             $cleaned_file = &clean_path($embed_file);
              if ($embed_file =~ m{^/}) {
                  $absolutepath = $embed_file;
-                 $embed_file =~ s{^(/+)}{};
              }
-             if ($embed_file =~ m{/}) {
+             if ($cleaned_file =~ m{/}) {
-                 my ($path,$fname) = ($embed_file =~ m{^(.+)/([^/]*)$});
+                 my ($path,$fname) = ($cleaned_file =~ m{^(.+)/([^/]*)$});
                  $path = &check_for_traversal($path,$url,$toplevel);
                  my $item = $fname;
                  if ($path ne '') {
- Line 9654  sub ask_for_embedded_content {
+ Line 9967  sub ask_for_embedded_content {
              } else {
                  $dependencies{$embed_file} = 1;
                  if ($absolutepath) {
-                     $mapping{$embed_file} = $absolutepath;
+                     $mapping{$cleaned_file} = $absolutepath;
                  } else {
-                     $mapping{$embed_file} = $embed_file;
+                     $mapping{$cleaned_file} = $embed_file;
                  }
              }
          }
- Line 10030  sub ask_for_embedded_content {
+ Line 10343  sub ask_for_embedded_content {
      return ($output,$counter,$numpathchg);
  }
+ =pod
+ =item * clean_path($name)
+ Performs clean-up of directories, subdirectories and filename in an
+ embedded object, referenced in an HTML file which is being uploaded
+ to a course or portfolio, where
+ "Upload embedded images/multimedia files if HTML file" checkbox was
+ checked.
+ Clean-up is similar to replacements in lonnet::clean_filename()
+ except each / between sub-directory and next level is preserved.
+ =cut
+ sub clean_path {
+     my ($embed_file) = @_;
+     $embed_file =~s{^/+}{};
+     my @contents;
+     if ($embed_file =~ m{/}) {
+         @contents = split(/\//,$embed_file);
+     } else {
+         @contents = ($embed_file);
+     }
+     my $lastidx = scalar(@contents)-1;
+     for (my $i=0; $i<=$lastidx; $i++) {
+         $contents[$i]=~s{\\}{/}g;
+         $contents[$i]=~s/\s+/\_/g;
+         $contents[$i]=~s{[^/\w\.\-]}{}g;
+         if ($i == $lastidx) {
+             $contents[$i]=~s/\.(\d+)(?=\.)/_$1/g;
+         }
+     }
+     if ($lastidx > 0) {
+         return join('/',@contents);
+     } else {
+         return $contents[0];
+     }
+ }
  sub embedded_file_element {
      my ($context,$num,$embed_file,$mapping,$allfiles,$codebase,$type) = @_;
      return unless ((ref($mapping) eq 'HASH') && (ref($allfiles) eq 'HASH') &&
- Line 10154  sub upload_embedded {
+ Line 10507  sub upload_embedded {
          # Check if extension is valid
          if (($fname =~ /\.(\w+)$/) &&
              (&Apache::loncommon::fileembstyle($1) eq 'hdn')) {
-             $output .= &mt('Invalid file extension ([_1]) - reserved for LONCAPA use - rename the file with a different extension and re-upload. ',$1).'<br />';
+             $output .= &mt('Invalid file extension ([_1]) - reserved for internal use.',$1)
+                       .' '.&mt('Rename the file with a different extension and re-upload.').'<br />';
              next;
          } elsif (($fname =~ /\.(\w+)$/) &&
                   (!defined(&Apache::loncommon::fileembstyle($1)))) {
- Line 10418  sub modify_html_refs {
+ Line 10772  sub modify_html_refs {
                          my $numchg = ($content =~ s{($attrib_regexp\s*=\s*['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);
                          $count += $numchg;
                          $allfiles{$newname} = $allfiles{$ref};
+                         delete($allfiles{$ref});
                      }
                      if ($env{'form.embedded_codebase_'.$i} ne '') {
                          $codebase = &unescape($env{'form.embedded_codebase_'.$i});
- Line 10593  sub check_for_upload {
+ Line 10948  sub check_for_upload {
                      if ($currsize < $filesize) {
                          my $extra = $filesize - $currsize;
                          if (($current_disk_usage + $extra) > $disk_quota) {
-                             my $msg = '<span class="LC_error">'.
+                             my $msg = '<p class="LC_warning">'.
                                        &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded if existing (smaller) file with same name (size = [_3] kilobytes) is replaced.',
-                                           '<span class="LC_filename">'.$fname.'</span>',$filesize,$currsize).'</span>'.
+                                           '<span class="LC_filename">'.$fname.'</span>',$filesize,$currsize).'</p>'.
-                                       '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
+                                       '<p>'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
-                                                    $disk_quota,$current_disk_usage);
+                                                    $disk_quota,$current_disk_usage).'</p>';
                              return ('will_exceed_quota',$msg);
                          }
                      }
- Line 10606  sub check_for_upload {
+ Line 10961  sub check_for_upload {
          }
      }
      if (($current_disk_usage + $filesize) > $disk_quota){
-         my $msg = '<span class="LC_error">'.
+         my $msg = '<p class="LC_warning">'.
-                 &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</span>'.
+                 &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.','<span class="LC_filename">'.$fname.'</span>',$filesize).'</p>'.
-                   '<br />'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
+                   '<p>'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage).'</p>';
          return ('will_exceed_quota',$msg);
      } elsif ($found_file) {
          if ($locked_file) {
-             my $msg = '<span class="LC_error">';
+             my $msg = '<p class="LC_warning">';
              $msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].','<span class="LC_filename">'.$fname.'</span>','<span class="LC_filename">'.$port_path.$env{'form.currentpath'}.'</span>');
-             $msg .= '</span><br />';
+             $msg .= '</p>';
              $msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.','<span class="LC_filename">'.$fname.'</span>');
              return ('file_locked',$msg);
          } else {
-             my $msg = '<span class="LC_error">';
+             my $msg = '<p class="LC_error">';
              $msg .= &mt(' A file by that name: [_1] was found in [_2].','<span class="LC_filename">'.$fname.'</span>',$port_path.$env{'form.currentpath'});
-             $msg .= '</span>';
+             $msg .= '</p>';
              return ('existingfile',$msg);
          }
      }
- Line 10711  sub decompress_form {
+ Line 11066  sub decompress_form {
          }
      }
      if ($mimetype =~ m{^application/(x\-)?(compressed|zip)}) {
-         my @camtasia = ("$topdir/","$topdir/index.html",
+         my @camtasia6 = ("$topdir/","$topdir/index.html",
                          "$topdir/media/",
                          "$topdir/media/$topdir.mp4",
                          "$topdir/media/FirstFrame.png",
                          "$topdir/media/player.swf",
                          "$topdir/media/swfobject.js",
                          "$topdir/media/expressInstall.swf");
-         my @diffs = &compare_arrays(\@paths,\@camtasia);
+         my @camtasia8_1 = ("$topdir/","$topdir/$topdir.html",
+                          "$topdir/$topdir.mp4",
+                          "$topdir/$topdir\_config.xml",
+                          "$topdir/$topdir\_controller.swf",
+                          "$topdir/$topdir\_embed.css",
+                          "$topdir/$topdir\_First_Frame.png",
+                          "$topdir/$topdir\_player.html",
+                          "$topdir/$topdir\_Thumbnails.png",
+                          "$topdir/playerProductInstall.swf",
+                          "$topdir/scripts/",
+                          "$topdir/scripts/config_xml.js",
+                          "$topdir/scripts/handlebars.js",
+                          "$topdir/scripts/jquery-1.7.1.min.js",
+                          "$topdir/scripts/jquery-ui-1.8.15.custom.min.js",
+                          "$topdir/scripts/modernizr.js",
+                          "$topdir/scripts/player-min.js",
+                          "$topdir/scripts/swfobject.js",
+                          "$topdir/skins/",
+                          "$topdir/skins/configuration_express.xml",
+                          "$topdir/skins/express_show/",
+                          "$topdir/skins/express_show/player-min.css",
+                          "$topdir/skins/express_show/spritesheet.png");
+         my @camtasia8_4 = ("$topdir/","$topdir/$topdir.html",
+                          "$topdir/$topdir.mp4",
+                          "$topdir/$topdir\_config.xml",
+                          "$topdir/$topdir\_controller.swf",
+                          "$topdir/$topdir\_embed.css",
+                          "$topdir/$topdir\_First_Frame.png",
+                          "$topdir/$topdir\_player.html",
+                          "$topdir/$topdir\_Thumbnails.png",
+                          "$topdir/playerProductInstall.swf",
+                          "$topdir/scripts/",
+                          "$topdir/scripts/config_xml.js",
+                          "$topdir/scripts/techsmith-smart-player.min.js",
+                          "$topdir/skins/",
+                          "$topdir/skins/configuration_express.xml",
+                          "$topdir/skins/express_show/",
+                          "$topdir/skins/express_show/spritesheet.min.css",
+                          "$topdir/skins/express_show/spritesheet.png",
+                          "$topdir/skins/express_show/techsmith-smart-player.min.css");
+         my @diffs = &compare_arrays(\@paths,\@camtasia6);
          if (@diffs == 0) {
-             $is_camtasia = 1;
+             $is_camtasia = 6;
+         } else {
+             @diffs = &compare_arrays(\@paths,\@camtasia8_1);
+             if (@diffs == 0) {
+                 $is_camtasia = 8;
+             } else {
+                 @diffs = &compare_arrays(\@paths,\@camtasia8_4);
+                 if (@diffs == 0) {
+                     $is_camtasia = 8;
+                 }
+             }
          }
      }
      my $output;
- Line 10732  sub decompress_form {
+ Line 11137  sub decompress_form {
  function camtasiaToggle() {
      for (var i=0; i<document.uploaded_decompress.autoextract_camtasia.length; i++) {
          if (document.uploaded_decompress.autoextract_camtasia[i].checked) {
-             if (document.uploaded_decompress.autoextract_camtasia[i].value == 1) {
+             if (document.uploaded_decompress.autoextract_camtasia[i].value == $is_camtasia) {
                  document.getElementById('camtasia_titles').style.display='block';
              } else {
                  document.getElementById('camtasia_titles').style.display='none';
- Line 10795  ENDCAM
+ Line 11199  ENDCAM
      if ($is_camtasia) {
          $output .= $lt{'auto'}.'<br />'.
                     '<span class="LC_nobreak">'.$lt{'proa'}.'<label>'.
-                    '<input type="radio" name="autoextract_camtasia" value="1" onclick="javascript:camtasiaToggle();" checked="checked" />'.
+                    '<input type="radio" name="autoextract_camtasia" value="'.$is_camtasia.'" onclick="javascript:camtasiaToggle();" checked="checked" />'.
                     $lt{'yes'}.'</label>&nbsp;<label>'.
                     '<input type="radio" name="autoextract_camtasia" value="0" onclick="javascript:camtasiaToggle();" />'.
                     $lt{'no'}.'</label></span><br />'.
- Line 10918  sub decompress_uploaded_file {
+ Line 11322  sub decompress_uploaded_file {
  sub process_decompression {
      my ($docudom,$docuname,$file,$destination,$dir_root,$hiddenelem) = @_;
      my ($dir,$error,$warning,$output);
-     if ($file !~ /\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) {
+     if ($file !~ /\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/i) {
          $error = &mt('Filename not a supported archive file type.').
                   '<br />'.&mt('Filename should end with one of: [_1].',
                                '.zip, .tar, .bz2, .gz, .tar.gz, .tar.bz2, .tgz');
- Line 11028  sub process_decompression {
+ Line 11432  sub process_decompression {
                                                             \%titles,\%children);
                          }
                          if ($env{'form.autoextract_camtasia'}) {
+                             my $version = $env{'form.autoextract_camtasia'};
                              my %displayed;
                              my $total = 1;
                              $env{'form.archive_directory'} = [];
- Line 11046  sub process_decompression {
+ Line 11451  sub process_decompression {
                                      $env{'form.archive_'.$i} = 'display';
                                      $env{'form.archive_title_'.$i} = $env{'form.camtasia_foldername'};
                                      $displayed{'folder'} = $i;
-                                 } elsif ($item eq "$contents[0]/index.html") {
+                                 } elsif ((($item eq "$contents[0]/index.html") && ($version == 6)) ||
+                                          (($item eq "$contents[0]/$contents[0]".'.html') && ($version == 8))) {
                                      $env{'form.archive_'.$i} = 'display';
                                      $env{'form.archive_title_'.$i} = $env{'form.camtasia_moviename'};
                                      $displayed{'web'} = $i;
                                  } else {
-                                     if ($item eq "$contents[0]/media") {
+                                     if ((($item eq "$contents[0]/media") && ($version == 6)) ||
+                                         ((($item eq "$contents[0]/scripts") || ($item eq "$contents[0]/skins") ||
+                                              ($item eq "$contents[0]/skins/express_show")) && ($version == 8))) {
                                          push(@{$env{'form.archive_directory'}},$i);
                                      }
                                      $env{'form.archive_'.$i} = 'dependency';
- Line 11778  sub cleanup_empty_dirs {
+ Line 12186  sub cleanup_empty_dirs {
  =pod
- =item &get_folder_hierarchy()
+ =item * &get_folder_hierarchy()
  Provides hierarchy of names of folders/sub-folders containing the current
  item,
- Line 11806  sub get_folder_hierarchy {
+ Line 12214  sub get_folder_hierarchy {
                  my @pcs = split(/,/,$pcslist);
                  foreach my $pc (@pcs) {
                      if ($pc == 1) {
-                         push(@pathitems,&mt('Main Course Documents'));
+                         push(@pathitems,&mt('Main Content'));
                      } else {
                          my $res = $navmap->getByMapPc($pc);
                          if (ref($res)) {
- Line 11821  sub get_folder_hierarchy {
+ Line 12229  sub get_folder_hierarchy {
              }
              if ($showitem) {
                  if ($mapres->{ID} eq '0.0') {
-                     push(@pathitems,&mt('Main Course Documents'));
+                     push(@pathitems,&mt('Main Content'));
                  } else {
                      my $maptitle = $mapres->compTitle();
                      $maptitle =~ s/\W+/_/g;
- Line 11888  sub get_turnedin_filepath {
+ Line 12296  sub get_turnedin_filepath {
                              my $title = $res->compTitle();
                              $title =~ s/\W+/_/g;
                              if ($title ne '') {
+                                 if (($pc > 1) && (length($title) > 12)) {
+                                     $title = substr($title,0,12);
+                                 }
                                  push(@pathitems,$title);
                              }
                          }
- Line 11896  sub get_turnedin_filepath {
+ Line 12307  sub get_turnedin_filepath {
                  my $maptitle = $mapres->compTitle();
                  $maptitle =~ s/\W+/_/g;
                  if ($maptitle ne '') {
+                     if (length($maptitle) > 12) {
+                         $maptitle = substr($maptitle,0,12);
+                     }
                      push(@pathitems,$maptitle);
                  }
                  unless ($env{'request.state'} eq 'construct') {
- Line 11936  sub get_turnedin_filepath {
+ Line 12350  sub get_turnedin_filepath {
                  $restitle = time;
              }
          }
+         if (length($restitle) > 12) {
+             $restitle = substr($restitle,0,12);
+         }
          push(@pathitems,$restitle);
          $path .= join('/',@pathitems);
      }
- Line 12873  sub restore_settings {
+ Line 13290  sub restore_settings {
  =item * &build_recipient_list()
- Build recipient lists for five types of e-mail:
+ Build recipient lists for following types of e-mail:
  (a) Error Reports, (b) Package Updates, (c) lonstatus warnings/errors
- (d) Help requests, (e) Course requests needing approval,  generated by
+ (d) Help requests, (e) Course requests needing approval, (f) loncapa
- lonerrorhandler.pm, CHECKRPMS, loncron, lonsupportreq.pm and
+ module change checking, student/employee ID conflict checks, as
- loncoursequeueadmin.pm respectively.
+ generated by lonerrorhandler.pm, CHECKRPMS, loncron,
+ lonsupportreq.pm, loncoursequeueadmin.pm, searchcat.pl respectively.
  Inputs:
  defmail (scalar - email address of default recipient),
- mailing type (scalar - errormail, packagesmail, or helpdeskmail),
+ mailing type (scalar: errormail, packagesmail, helpdeskmail,
+ requestsmail, updatesmail, or idconflictsmail).
  defdom (domain for which to retrieve configuration settings),
- origmail (scalar - email address of recipient from loncapa.conf,
- i.e., predates configuration by DC via domainprefs.pm
+ origmail (scalar - email address of recipient from loncapa.conf,
+ i.e., predates configuration by DC via domainprefs.pm
  Returns: comma separated list of addresses to which to send e-mail.
- Line 13078  sub extract_categories {
+ Line 13499  sub extract_categories {
  =pod
- =item *&recurse_categories()
+ =item * &recurse_categories()
  Recursively used to generate breadcrumb trails for course categories.
- Line 13149  sub recurse_categories {
+ Line 13570  sub recurse_categories {
  =pod
- =item *&assign_categories_table()
+ =item * &assign_categories_table()
  Create a datatable for display of hierarchical categories in a domain,
  with checkboxes to allow a course to be categorized.
- Line 13226  sub assign_categories_table {
+ Line 13647  sub assign_categories_table {
  =pod
- =item *&assign_category_rows()
+ =item * &assign_category_rows()
  Create a datatable row for display of nested categories in a domain,
  with checkboxes to allow a course to be categorized,called recursively.
- Line 13260  sub assign_category_rows {
+ Line 13681  sub assign_category_rows {
              if (ref($cats->[$depth]{$parent}) eq 'ARRAY') {
                  my $numchildren = @{$cats->[$depth]{$parent}};
                  my $css_class = $itemcount%2?' class="LC_odd_row"':'';
-                 $text .= '<td><table class="LC_datatable">';
+                 $text .= '<td><table class="LC_data_table">';
                  for (my $j=0; $j<$numchildren; $j++) {
                      $name = $cats->[$depth]{$parent}[$j];
                      $item = &escape($name).':'.&escape($parent).':'.$depth;
- Line 13292  sub assign_category_rows {
+ Line 13713  sub assign_category_rows {
      return $text;
  }
+ =pod
+ =back
+ =cut
  ############################################################
  ############################################################
- Line 13544  sub check_clone {
+ Line 13971  sub check_clone {
  }
  sub construct_course {
-     my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category) = @_;
+     my ($args,$logmsg,$courseid,$crsudom,$crsunum,$udom,$uname,$context,$cnum,$category,$coderef) = @_;
      my $outcome;
      my $linefeed =  '<br />'."\n";
      if ($context eq 'auto') {
- Line 13641  sub construct_course {
+ Line 14068  sub construct_course {
                     'plc.users.denied',
                     'hidefromcat',
                     'checkforpriv',
-                    'categories'],
+                    'categories',
+                    'internal.uniquecode'],
                     $$crsudom,$$crsunum);
+         if ($args->{'textbook'}) {
+             $cenv{'internal.textbook'} = $args->{'textbook'};
+         }
      }
  #
- Line 13826  sub construct_course {
+ Line 14257  sub construct_course {
  	}
      }
+ #
+ #  generate and store uniquecode (available to course requester), if course should have one.
+ #
+     if ($args->{'uniquecode'}) {
+         my ($code,$error) = &make_unique_code($$crsudom,$$crsunum);
+         if ($code) {
+             $cenv{'internal.uniquecode'} = $code;
+             my %crsinfo =
+                 &Apache::lonnet::courseiddump($$crsudom,'.',1,'.','.',$$crsunum,undef,undef,'.');
+             if (ref($crsinfo{$$crsudom.'_'.$$crsunum}) eq 'HASH') {
+                 $crsinfo{$$crsudom.'_'.$$crsunum}{'uniquecode'} = $code;
+                 my $putres = &Apache::lonnet::courseidput($$crsudom,\%crsinfo,$crsuhome,'notime');
+             }
+             if (ref($coderef)) {
+                 $$coderef = $code;
+             }
+         }
+     }
      if ($args->{'disresdis'}) {
          $cenv{'pch.roles.denied'}='st';
      }
- Line 13894  sub construct_course {
+ Line 14344  sub construct_course {
      return (1,$outcome);
  }
+ sub make_unique_code {
+     my ($cdom,$cnum) = @_;
+     # get lock on uniquecodes db
+     my $lockhash = {
+                       $cnum."\0".'uniquecodes' => $env{'user.name'}.
+                                                   ':'.$env{'user.domain'},
+                    };
+     my $tries = 0;
+     my $gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);
+     my ($code,$error);
+     while (($gotlock ne 'ok') && ($tries<3)) {
+         $tries ++;
+         sleep 1;
+         $gotlock = &Apache::lonnet::newput_dom('uniquecodes',$lockhash,$cdom);
+     }
+     if ($gotlock eq 'ok') {
+         my %currcodes = &Apache::lonnet::dump_dom('uniquecodes',$cdom);
+         my $gotcode;
+         my $attempts = 0;
+         while ((!$gotcode) && ($attempts < 100)) {
+             $code = &generate_code();
+             if (!exists($currcodes{$code})) {
+                 $gotcode = 1;
+                 unless (&Apache::lonnet::newput_dom('uniquecodes',{ $code => $cnum },$cdom) eq 'ok') {
+                     $error = 'nostore';
+                 }
+             }
+             $attempts ++;
+         }
+         my @del_lock = ($cnum."\0".'uniquecodes');
+         my $dellockoutcome = &Apache::lonnet::del_dom('uniquecodes',\@del_lock,$cdom);
+     } else {
+         $error = 'nolock';
+     }
+     return ($code,$error);
+ }
+ sub generate_code {
+     my $code;
+     my @letts = qw(B C D G H J K M N P Q R S T V W X Z);
+     for (my $i=0; $i<6; $i++) {
+         my $lettnum = int (rand 2);
+         my $item = '';
+         if ($lettnum) {
+             $item = $letts[int( rand(18) )];
+         } else {
+             $item = 1+int( rand(8) );
+         }
+         $code .= $item;
+     }
+     return $code;
+ }
  ############################################################
  ############################################################
- Line 13921  sub group_term {
+ Line 14425  sub group_term {
  }
  sub course_types {
-     my @types = ('official','unofficial','community');
+     my @types = ('official','unofficial','community','textbook');
      my %typename = (
                           official   => 'Official course',
                           unofficial => 'Unofficial course',
                           community  => 'Community',
+                          textbook   => 'Textbook course',
                     );
      return (\@types,\%typename);
  }
- Line 13986  sub escape_url {
+ Line 14491  sub escape_url {
      my ($url)   = @_;
      my @urlslices = split(/\//, $url,-1);
      my $lastitem = &escape(pop(@urlslices));
-     return join('/',@urlslices).'/'.$lastitem;
+     return &HTML::Entities::encode(join('/',@urlslices),"'").'/'.$lastitem;
  }
  sub compare_arrays {
- Line 14044  sub init_user_environment {
+ Line 14549  sub init_user_environment {
  		}
  	    }
  	    closedir(DIR);
+ # If there is a undeleted lockfile for the user's paste buffer remove it.
+             my $namespace = 'nohist_courseeditor';
+             my $lockingkey = 'paste'."\0".'locked_num';
+             my %lockhash = &Apache::lonnet::get($namespace,[$lockingkey],
+                                                 $domain,$username);
+             if (exists($lockhash{$lockingkey})) {
+                 my $delresult = &Apache::lonnet::del($namespace,[$lockingkey],$domain,$username);
+                 unless ($delresult eq 'ok') {
+                     &Apache::lonnet::logthis("Failed to delete paste buffer locking key in $namespace for ".$username.":".$domain." Result was: $delresult");
+                 }
+             }
  	}
  # Give them a new cookie
  	my $id = ($args->{'robot'} ? 'robot'.$args->{'robot'}
- Line 14057  sub init_user_environment {
+ Line 14573  sub init_user_environment {
      }
  # ------------------------------------ Check browser type and MathML capability
-     my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,
+     my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,$clientunicode,
-         $clientunicode,$clientos) = &decode_user_agent($r);
+         $clientos,$clientmobile,$clientinfo,$clientosversion) = &decode_user_agent($r);
  # ------------------------------------------------------------- Get environment
- Line 14089  sub init_user_environment {
+ Line 14605  sub init_user_environment {
  	     "browser.mathml"     => $clientmathml,
  	     "browser.unicode"    => $clientunicode,
  	     "browser.os"         => $clientos,
+              "browser.mobile"     => $clientmobile,
+              "browser.info"       => $clientinfo,
+              "browser.osversion"  => $clientosversion,
  	     "server.domain"      => $Apache::lonnet::perlvar{'lonDefDomain'},
  	     "request.course.fn"  => '',
  	     "request.course.uri" => '',
- Line 14108  sub init_user_environment {
+ Line 14627  sub init_user_environment {
  	    $env{'browser.interface'}=$form->{'interface'};
  	}
+         if ($form->{'iptoken'}) {
+             my $lonhost = $r->dir_config('lonHostID');
+             $initial_env{"user.noloadbalance"} = $lonhost;
+             $env{'user.noloadbalance'} = $lonhost;
+         }
          my %is_adv = ( is_adv => $env{'user.adv'} );
          my %domdef;
          unless ($domain eq 'public') {
- Line 14120  sub init_user_environment {
+ Line 14645  sub init_user_environment {
                                                    undef,\%userenv,\%domdef,\%is_adv);
          }
-         foreach my $crstype ('official','unofficial','community') {
+         foreach my $crstype ('official','unofficial','community','textbook') {
              $userenv{'canrequest.'.$crstype} =
                  &Apache::lonnet::usertools_access($username,$domain,$crstype,
                                                    'reload','requestcourses',
- Line 14225  sub clean_symb {
+ Line 14750  sub clean_symb {
      return ($symb,$enc);
  }
- sub build_release_hashes {
+ ############################################################
-     my ($checkparms,$checkresponsetypes,$checkcrstypes,$anonsurvey,$randomizetry) = @_;
+ ############################################################
-     return unless((ref($checkparms) eq 'HASH') && (ref($checkresponsetypes) eq 'HASH') &&
-                   (ref($checkcrstypes) eq 'HASH') && (ref($anonsurvey) eq 'HASH') &&
+ =pod
-                   (ref($randomizetry) eq 'HASH'));
-     foreach my $key (keys(%Apache::lonnet::needsrelease)) {
+ =head1 Routines for building display used to search for courses
-         my ($item,$name,$value) = split(/:/,$key);
-         if ($item eq 'parameter') {
-             if (ref($checkparms->{$name}) eq 'ARRAY') {
+ =over 4
-                 unless(grep(/^\Q$name\E$/,@{$checkparms->{$name}})) {
-                     push(@{$checkparms->{$name}},$value);
+ =item * &build_filters()
-                 }
+ Create markup for a table used to set filters to use when selecting
+ courses in a domain.  Used by lonpickcourse.pm, lonmodifycourse.pm
+ and quotacheck.pl
+ Inputs:
+ filterlist - anonymous array of fields to include as potential filters
+ crstype - course type
+ roleelement - fifth arg in selectcourse_link() populates fifth arg in javascript: opencrsbrowser() function, used
+               to pop-open a course selector (will contain "extra element").
+ multelement - if multiple course selections will be allowed, this will be a hidden form element: name: multiple; value: 1
+ filter - anonymous hash of criteria and their values
+ action - form action
+ numfiltersref - ref to scalar (count of number of elements in institutional codes -- e.g., 4 for year, semester, department, and number)
+ caller - caller context (e.g., set to 'modifycourse' when routine is called from lonmodifycourse.pm)
+ cloneruname - username of owner of new course who wants to clone
+ clonerudom - domain of owner of new course who wants to clone
+ typeelem - text to use for left column in row containing course type (i.e., Course, Community or Course/Community)
+ codetitlesref - reference to array of titles of components in institutional codes (official courses)
+ codedom - domain
+ formname - value of form element named "form".
+ fixeddom - domain, if fixed.
+ prevphase - value to assign to form element named "phase" when going back to the previous screen
+ cnameelement - name of form element in form on opener page which will receive title of selected course
+ cnumelement - name of form element in form on opener page which will receive courseID  of selected course
+ cdomelement - name of form element in form on opener page which will receive domain of selected course
+ setroles - includes access constraint identifier when setting a roles-based condition for acces to a portfolio file
+ clonetext - hidden form elements containing list of courses cloneable by intended course owner when DC creates a course
+ clonewarning - warning message about missing information for intended course owner when DC creates a course
+ Returns: $output - HTML for display of search criteria, and hidden form elements.
+ Side Effects: None
+ =cut
+ # ---------------------------------------------- search for courses based on last activity etc.
+ sub build_filters {
+     my ($filterlist,$crstype,$roleelement,$multelement,$filter,$action,
+         $numtitlesref,$caller,$cloneruname,$clonerudom,$typeelement,
+         $codetitlesref,$codedom,$formname,$fixeddom,$prevphase,
+         $cnameelement,$cnumelement,$cdomelement,$setroles,
+         $clonetext,$clonewarning) = @_;
+     my ($list,$jscript);
+     my $onchange = 'javascript:updateFilters(this)';
+     my ($domainselectform,$sincefilterform,$createdfilterform,
+         $ownerdomselectform,$persondomselectform,$instcodeform,
+         $typeselectform,$instcodetitle);
+     if ($formname eq '') {
+         $formname = $caller;
+     }
+     foreach my $item (@{$filterlist}) {
+         unless (($item eq 'descriptfilter') || ($item eq 'instcodefilter') ||
+                 ($item eq 'sincefilter') || ($item eq 'createdfilter')) {
+             if ($item eq 'domainfilter') {
+                 $filter->{$item} = &LONCAPA::clean_domain($filter->{$item});
+             } elsif ($item eq 'coursefilter') {
+                 $filter->{$item} = &LONCAPA::clean_courseid($filter->{$item});
+             } elsif ($item eq 'ownerfilter') {
+                 $filter->{$item} = &LONCAPA::clean_username($filter->{$item});
+             } elsif ($item eq 'ownerdomfilter') {
+                 $filter->{'ownerdomfilter'} =
+                     &LONCAPA::clean_domain($filter->{$item});
+                 $ownerdomselectform = &select_dom_form($filter->{'ownerdomfilter'},
+                                                        'ownerdomfilter',1);
+             } elsif ($item eq 'personfilter') {
+                 $filter->{$item} = &LONCAPA::clean_username($filter->{$item});
+             } elsif ($item eq 'persondomfilter') {
+                 $persondomselectform = &select_dom_form($filter->{'persondomfilter'},
+                                                         'persondomfilter',1);
              } else {
-                 push(@{$checkparms->{$name}},$value);
+                 $filter->{$item} =~ s/\W//g;
              }
-         } elsif ($item eq 'resourcetag') {
+             if (!$filter->{$item}) {
-             if ($name eq 'responsetype') {
+                 $filter->{$item} = '';
-                 $checkresponsetypes->{$value} = $Apache::lonnet::needsrelease{$key}
+             }
+         }
+         if ($item eq 'domainfilter') {
+             my $allow_blank = 1;
+             if ($formname eq 'portform') {
+                 $allow_blank=0;
+             } elsif ($formname eq 'studentform') {
+                 $allow_blank=0;
              }
-         } elsif ($item eq 'course') {
+             if ($fixeddom) {
-             if ($name eq 'crstype') {
+                 $domainselectform = '<input type="hidden" name="domainfilter"'.
-                 $checkcrstypes->{$value} = $Apache::lonnet::needsrelease{$key};
+                                     ' value="'.$codedom.'" />'.
+                                     &Apache::lonnet::domain($codedom,'description');
+             } else {
+                 $domainselectform = &select_dom_form($filter->{$item},
+                                                      'domainfilter',
+                                                       $allow_blank,'',$onchange);
              }
+         } else {
+             $list->{$item} = &HTML::Entities::encode($filter->{$item},'<>&"');
+         }
+     }
+     # last course activity filter and selection
+     $sincefilterform = &timebased_select_form('sincefilter',$filter);
+     # course created filter and selection
+     if (exists($filter->{'createdfilter'})) {
+         $createdfilterform = &timebased_select_form('createdfilter',$filter);
+     }
+     my %lt = &Apache::lonlocal::texthash(
+                 'cac' => "$crstype Activity",
+                 'ccr' => "$crstype Created",
+                 'cde' => "$crstype Title",
+                 'cdo' => "$crstype Domain",
+                 'ins' => 'Institutional Code',
+                 'inc' => 'Institutional Categorization',
+                 'cow' => "$crstype Owner/Co-owner",
+                 'cop' => "$crstype Personnel Includes",
+                 'cog' => 'Type',
+              );
+     if (($formname eq 'ccrs') || ($formname eq 'requestcrs')) {
+         my $typeval = 'Course';
+         if ($crstype eq 'Community') {
+             $typeval = 'Community';
+         }
+         $typeselectform = '<input type="hidden" name="type" value="'.$typeval.'" />';
+     } else {
+         $typeselectform =  '<select name="type" size="1"';
+         if ($onchange) {
+             $typeselectform .= ' onchange="'.$onchange.'"';
+         }
+         $typeselectform .= '>'."\n";
+         foreach my $posstype ('Course','Community') {
+             $typeselectform.='<option value="'.$posstype.'"'.
+                 ($posstype eq $crstype ? ' selected="selected" ' : ''). ">".&mt($posstype)."</option>\n";
+         }
+         $typeselectform.="</select>";
+     }
+     my ($cloneableonlyform,$cloneabletitle);
+     if (exists($filter->{'cloneableonly'})) {
+         my $cloneableon = '';
+         my $cloneableoff = ' checked="checked"';
+         if ($filter->{'cloneableonly'}) {
+             $cloneableon = $cloneableoff;
+             $cloneableoff = '';
+         }
+         $cloneableonlyform = '<span class="LC_nobreak"><label><input type="radio" name="cloneableonly" value="1" '.$cloneableon.'/>&nbsp;'.&mt('Required').'</label>'.('&nbsp;'x3).'<label><input type="radio" name="cloneableonly" value="" '.$cloneableoff.' />&nbsp;'.&mt('No restriction').'</label></span>';
+         if ($formname eq 'ccrs') {
+             $cloneabletitle = &mt('Cloneable for [_1]',$cloneruname.':'.$clonerudom);
+         } else {
+             $cloneabletitle = &mt('Cloneable by you');
+         }
+     }
+     my $officialjs;
+     if ($crstype eq 'Course') {
+         if (exists($filter->{'instcodefilter'})) {
+ #            if (($fixeddom) || ($formname eq 'requestcrs') ||
+ #                ($formname eq 'modifycourse') || ($formname eq 'filterpicker')) {
+             if ($codedom) {
+                 $officialjs = 1;
+                 ($instcodeform,$jscript,$$numtitlesref) =
+                     &Apache::courseclassifier::instcode_selectors($codedom,'filterpicker',
+                                                                   $officialjs,$codetitlesref);
+                 if ($jscript) {
+                     $jscript = '<script type="text/javascript">'."\n".
+                                '// <![CDATA['."\n".
+                                $jscript."\n".
+                                '// ]]>'."\n".
+                                '</script>'."\n";
+                 }
+             }
+             if ($instcodeform eq '') {
+                 $instcodeform =
+                     '<input type="text" name="instcodefilter" size="10" value="'.
+                     $list->{'instcodefilter'}.'" />';
+                 $instcodetitle = $lt{'ins'};
+             } else {
+                 $instcodetitle = $lt{'inc'};
+             }
+             if ($fixeddom) {
+                 $instcodetitle .= '<br />('.$codedom.')';
+             }
+         }
+     }
+     my $output = qq|
+ <form method="post" name="filterpicker" action="$action">
+ <input type="hidden" name="form" value="$formname" />
+ |;
+     if ($formname eq 'modifycourse') {
+         $output .= '<input type="hidden" name="phase" value="courselist" />'."\n".
+                    '<input type="hidden" name="prevphase" value="'.
+                    $prevphase.'" />'."\n";
+     } elsif ($formname eq 'quotacheck') {
+         $output .= qq|
+ <input type="hidden" name="sortby" value="" />
+ <input type="hidden" name="sortorder" value="" />
+ |;
+     } else {
+         my $name_input;
+         if ($cnameelement ne '') {
+             $name_input = '<input type="hidden" name="cnameelement" value="'.
+                           $cnameelement.'" />';
+         }
+         $output .= qq|
+ <input type="hidden" name="cnumelement" value="$cnumelement" />
+ <input type="hidden" name="cdomelement" value="$cdomelement" />
+ $name_input
+ $roleelement
+ $multelement
+ $typeelement
+ |;
+         if ($formname eq 'portform') {
+             $output .= '<input type="hidden" name="setroles" value="'.$setroles.'" />'."\n";
          }
      }
-     ($anonsurvey->{major},$anonsurvey->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:anonsurvey'});
+     if ($fixeddom) {
-     ($randomizetry->{major},$randomizetry->{minor}) = split(/\./,$Apache::lonnet::needsrelease{'parameter:type:randomizetry'});
+         $output .= '<input type="hidden" name="fixeddom" value="'.$fixeddom.'" />'."\n";
+     }
+     $output .= "<br />\n".&Apache::lonhtmlcommon::start_pick_box();
+     if ($sincefilterform) {
+         $output .= &Apache::lonhtmlcommon::row_title($lt{'cac'})
+                   .$sincefilterform
+                   .&Apache::lonhtmlcommon::row_closure();
+     }
+     if ($createdfilterform) {
+         $output .= &Apache::lonhtmlcommon::row_title($lt{'ccr'})
+                   .$createdfilterform
+                   .&Apache::lonhtmlcommon::row_closure();
+     }
+     if ($domainselectform) {
+         $output .= &Apache::lonhtmlcommon::row_title($lt{'cdo'})
+                   .$domainselectform
+                   .&Apache::lonhtmlcommon::row_closure();
+     }
+     if ($typeselectform) {
+         if (($formname eq 'ccrs') || ($formname eq 'requestcrs')) {
+             $output .= $typeselectform;
+         } else {
+             $output .= &Apache::lonhtmlcommon::row_title($lt{'cog'})
+                       .$typeselectform
+                       .&Apache::lonhtmlcommon::row_closure();
+         }
+     }
+     if ($instcodeform) {
+         $output .= &Apache::lonhtmlcommon::row_title($instcodetitle)
+                   .$instcodeform
+                   .&Apache::lonhtmlcommon::row_closure();
+     }
+     if (exists($filter->{'ownerfilter'})) {
+         $output .= &Apache::lonhtmlcommon::row_title($lt{'cow'}).
+                    '<table><tr><td>'.&mt('Username').'<br />'.
+                    '<input type="text" name="ownerfilter" size="20" value="'.
+                    $list->{'ownerfilter'}.'" /></td><td>'.&mt('Domain').'<br />'.
+                    $ownerdomselectform.'</td></tr></table>'.
+                    &Apache::lonhtmlcommon::row_closure();
+     }
+     if (exists($filter->{'personfilter'})) {
+         $output .= &Apache::lonhtmlcommon::row_title($lt{'cop'}).
+                    '<table><tr><td>'.&mt('Username').'<br />'.
+                    '<input type="text" name="personfilter" size="20" value="'.
+                    $list->{'personfilter'}.'" /></td><td>'.&mt('Domain').'<br />'.
+                    $persondomselectform.'</td></tr></table>'.
+                    &Apache::lonhtmlcommon::row_closure();
+     }
+     if (exists($filter->{'coursefilter'})) {
+         $output .= &Apache::lonhtmlcommon::row_title(&mt('LON-CAPA course ID'))
+                   .'<input type="text" name="coursefilter" size="25" value="'
+                   .$list->{'coursefilter'}.'" />'
+                   .&Apache::lonhtmlcommon::row_closure();
+     }
+     if ($cloneableonlyform) {
+         $output .= &Apache::lonhtmlcommon::row_title($cloneabletitle).
+                    $cloneableonlyform.&Apache::lonhtmlcommon::row_closure();
+     }
+     if (exists($filter->{'descriptfilter'})) {
+         $output .= &Apache::lonhtmlcommon::row_title($lt{'cde'})
+                   .'<input type="text" name="descriptfilter" size="40" value="'
+                   .$list->{'descriptfilter'}.'" />'
+                   .&Apache::lonhtmlcommon::row_closure(1);
+     }
+     $output .= &Apache::lonhtmlcommon::end_pick_box().'<p>'.$clonetext."\n".
+                '<input type="hidden" name="updater" value="" />'."\n".
+                '<input type="submit" name="gosearch" value="'.
+                &mt('Search').'" /></p>'."\n".'</form>'."\n".'<hr />'."\n";
+     return $jscript.$clonewarning.$output;
+ }
+ =pod
+ =item * &timebased_select_form()
+ Create markup for a dropdown list used to select a time-based
+ filter e.g., Course Activity, Course Created, when searching for courses
+ or communities
+ Inputs:
+ item - name of form element (sincefilter or createdfilter)
+ filter - anonymous hash of criteria and their values
+ Returns: HTML for a select box contained a blank, then six time selections,
+          with value set in incoming form variables currently selected.
+ Side Effects: None
+ =cut
+ sub timebased_select_form {
+     my ($item,$filter) = @_;
+     if (ref($filter) eq 'HASH') {
+         $filter->{$item} =~ s/[^\d-]//g;
+         if (!$filter->{$item}) { $filter->{$item}=-1; }
+         return &select_form(
+                             $filter->{$item},
+                             $item,
+                             {      '-1' => '',
+                                 '86400' => &mt('today'),
+                                '604800' => &mt('last week'),
+                               '2592000' => &mt('last month'),
+                               '7776000' => &mt('last three months'),
+                              '15552000' => &mt('last six months'),
+                              '31104000' => &mt('last year'),
+                     'select_form_order' =>
+                            ['-1','86400','604800','2592000','7776000',
+                             '15552000','31104000']});
+     }
+ }
+ =pod
+ =item * &js_changer()
+ Create script tag containing Javascript used to submit course search form
+ when course type or domain is changed, and also to hide 'Searching ...' on
+ page load completion for page showing search result.
+ Inputs: None
+ Returns: markup containing updateFilters() and hideSearching() javascript functions.
+ Side Effects: None
+ =cut
+ sub js_changer {
+     return <<ENDJS;
+ <script type="text/javascript">
+ // <![CDATA[
+ function updateFilters(caller) {
+     if (typeof(caller) != "undefined") {
+         document.filterpicker.updater.value = caller.name;
+     }
+     document.filterpicker.submit();
+ }
+ function hideSearching() {
+     if (document.getElementById('searching')) {
+         document.getElementById('searching').style.display = 'none';
+     }
      return;
  }
+ // ]]>
+ </script>
+ ENDJS
+ }
+ =pod
+ =item * &search_courses()
+ Process selected filters form course search form and pass to lonnet::courseiddump
+ to retrieve a hash for which keys are courseIDs which match the selected filters.
+ Inputs:
+ dom - domain being searched
+ type - course type ('Course' or 'Community' or '.' if any).
+ filter - anonymous hash of criteria and their values
+ numtitles - for institutional codes - number of categories
+ cloneruname - optional username of new course owner
+ clonerudom - optional domain of new course owner
+ domcloner - Optional "domcloner" flag; has value=1 if user has ccc priv in domain being filtered by,
+             (used when DC is using course creation form)
+ codetitles - reference to array of titles of components in institutional codes (official courses).
+ Returns: %courses - hash of courses satisfying search criteria, keys = course IDs, values are corresponding colon-separated escaped description, institutional code, owner and type.
+ Side Effects: None
+ =cut
+ sub search_courses {
+     my ($dom,$type,$filter,$numtitles,$cloneruname,$clonerudom,$domcloner,$codetitles) = @_;
+     my (%courses,%showcourses,$cloner);
+     if (($filter->{'ownerfilter'} ne '') ||
+         ($filter->{'ownerdomfilter'} ne '')) {
+         $filter->{'combownerfilter'} = $filter->{'ownerfilter'}.':'.
+                                        $filter->{'ownerdomfilter'};
+     }
+     foreach my $item ('descriptfilter','coursefilter','combownerfilter') {
+         if (!$filter->{$item}) {
+             $filter->{$item}='.';
+         }
+     }
+     my $now = time;
+     my $timefilter =
+        ($filter->{'sincefilter'}==-1?1:$now-$filter->{'sincefilter'});
+     my ($createdbefore,$createdafter);
+     if (($filter->{'createdfilter'} ne '') && ($filter->{'createdfilter'} !=-1)) {
+         $createdbefore = $now;
+         $createdafter = $now-$filter->{'createdfilter'};
+     }
+     my ($instcodefilter,$regexpok);
+     if ($numtitles) {
+         if ($env{'form.official'} eq 'on') {
+             $instcodefilter =
+                 &Apache::courseclassifier::instcode_search_str($dom,$numtitles,$codetitles);
+             $regexpok = 1;
+         } elsif ($env{'form.official'} eq 'off') {
+             $instcodefilter = &Apache::courseclassifier::instcode_search_str($dom,$numtitles,$codetitles);
+             unless ($instcodefilter eq '') {
+                 $regexpok = -1;
+             }
+         }
+     } else {
+         $instcodefilter = $filter->{'instcodefilter'};
+     }
+     if ($instcodefilter eq '') { $instcodefilter = '.'; }
+     if ($type eq '') { $type = '.'; }
+     if (($clonerudom ne '') && ($cloneruname ne '')) {
+         $cloner = $cloneruname.':'.$clonerudom;
+     }
+     %courses = &Apache::lonnet::courseiddump($dom,
+                                              $filter->{'descriptfilter'},
+                                              $timefilter,
+                                              $instcodefilter,
+                                              $filter->{'combownerfilter'},
+                                              $filter->{'coursefilter'},
+                                              undef,undef,$type,$regexpok,undef,undef,
+                                              undef,undef,$cloner,$env{'form.cc_clone'},
+                                              $filter->{'cloneableonly'},
+                                              $createdbefore,$createdafter,undef,
+                                              $domcloner);
+     if (($filter->{'personfilter'} ne '') && ($filter->{'persondomfilter'} ne '')) {
+         my $ccrole;
+         if ($type eq 'Community') {
+             $ccrole = 'co';
+         } else {
+             $ccrole = 'cc';
+         }
+         my %rolehash = &Apache::lonnet::get_my_roles($filter->{'personfilter'},
+                                                      $filter->{'persondomfilter'},
+                                                      'userroles',undef,
+                                                      [$ccrole,'in','ad','ep','ta','cr'],
+                                                      $dom);
+         foreach my $role (keys(%rolehash)) {
+             my ($cnum,$cdom,$courserole) = split(':',$role);
+             my $cid = $cdom.'_'.$cnum;
+             if (exists($courses{$cid})) {
+                 if (ref($courses{$cid}) eq 'HASH') {
+                     if (ref($courses{$cid}{roles}) eq 'ARRAY') {
+                         if (!grep(/^\Q$courserole\E$/,@{$courses{$cid}{roles}})) {
+                             push (@{$courses{$cid}{roles}},$courserole);
+                         }
+                     } else {
+                         $courses{$cid}{roles} = [$courserole];
+                     }
+                     $showcourses{$cid} = $courses{$cid};
+                 }
+             }
+         }
+         %courses = %showcourses;
+     }
+     return %courses;
+ }
+ =pod
+ =back
+ =cut
  sub update_content_constraints {
      my ($cdom,$cnum,$chome,$cid) = @_;
      my %curr_reqd_hash = &Apache::lonnet::userenvironment($cdom,$cnum,'internal.releaserequired');
- Line 14341  sub parse_supplemental_title {
+ Line 15369  sub parse_supplemental_title {
      return $title;
  }
+ sub recurse_supplemental {
+     my ($cnum,$cdom,$suppmap,$numfiles,$errors) = @_;
+     if ($suppmap) {
+         my ($errtext,$fatal) = &LONCAPA::map::mapread('/uploaded/'.$cdom.'/'.$cnum.'/'.$suppmap);
+         if ($fatal) {
+             $errors ++;
+         } else {
+             if ($#LONCAPA::map::resources > 0) {
+                 foreach my $res (@LONCAPA::map::resources) {
+                     my ($title,$src,$ext,$type,$status)=split(/\:/,$res);
+                     if (($src ne '') && ($status eq 'res')) {
+                         if ($src =~ m{^\Q/uploaded/$cdom/$cnum/\E(supplemental_\d+\.sequence)$}) {
+                             ($numfiles,$errors) = &recurse_supplemental($cnum,$cdom,$1,$numfiles,$errors);
+                         } else {
+                             $numfiles ++;
+                         }
+                     }
+                 }
+             }
+         }
+     }
+     return ($numfiles,$errors);
+ }
  sub symb_to_docspath {
      my ($symb) = @_;
      return unless ($symb);
- Line 14370  sub symb_to_docspath {
+ Line 15422  sub symb_to_docspath {
                      my $thistitle = $res->title();
                      $path .= '&'.
                               &Apache::lonhtmlcommon::entity_encode($thisurl).'&'.
-                              &Apache::lonhtmlcommon::entity_encode($thistitle).
+                              &escape($thistitle).
                               ':'.$res->randompick().
                               ':'.$res->randomout().
                               ':'.$res->encrypted().
- Line 14382  sub symb_to_docspath {
+ Line 15434  sub symb_to_docspath {
          $path =~ s/^\&//;
          my $maptitle = $mapresobj->title();
          if ($mapurl eq 'default') {
-             $maptitle = 'Main Course Documents';
+             $maptitle = 'Main Content';
          }
          $path .= (($path ne '')? '&' : '').
                   &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
-                  &Apache::lonhtmlcommon::entity_encode($maptitle).
+                  &escape($maptitle).
                   ':'.$mapresobj->randompick().
                   ':'.$mapresobj->randomout().
                   ':'.$mapresobj->encrypted().
- Line 14396  sub symb_to_docspath {
+ Line 15448  sub symb_to_docspath {
          my $maptitle = &Apache::lonnet::gettitle($mapurl);
          my $ispage = (($type eq 'page')? 1 : '');
          if ($mapurl eq 'default') {
-             $maptitle = 'Main Course Documents';
+             $maptitle = 'Main Content';
          }
          $path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
-                 &Apache::lonhtmlcommon::entity_encode($maptitle).':::::'.$ispage;
+                 &escape($maptitle).':::::'.$ispage;
      }
      unless ($mapurl eq 'default') {
          $path = 'default&'.
-                 &Apache::lonhtmlcommon::entity_encode('Main Course Documents').
+                 &escape('Main Content').
                  ':::::&'.$path;
      }
      return $path;
- Line 14424  sub captcha_display {
+ Line 15476  sub captcha_display {
              $error = 'recaptcha';
          }
      }
-     return ($output,$error);
+     return ($output,$error,$captcha);
  }
  sub captcha_response {
- Line 14500  sub create_captcha {
+ Line 15552  sub create_captcha {
          if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') {
              $output = '<input type="hidden" name="crypt" value="'.$md5sum.'" />'."\n".
                        &mt('Type in the letters/numbers shown below').'&nbsp;'.
-                      '<input type="text" size="5" name="code" value="" /><br />'.
+                       '<input type="text" size="5" name="code" value="" autocomplete="off" />'.
-                      '<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" />';
+                       '<br />'.
+                       '<img src="'.$captcha_params{'www_output_dir'}.'/'.$md5sum.'.png" alt="captcha" />';
              last;
          }
      }
- Line 14542  sub check_captcha {
+ Line 15595  sub check_captcha {
  sub create_recaptcha {
      my ($pubkey) = @_;
+     my $use_ssl;
+     if ($ENV{'SERVER_PORT'} == 443) {
+         $use_ssl = 1;
+     }
      my $captcha = Captcha::reCAPTCHA->new;
      return $captcha->get_options_setter({theme => 'white'})."\n".
-            $captcha->get_html($pubkey).
+            $captcha->get_html($pubkey,undef,$use_ssl).
             &mt('If either word is hard to read, [_1] will replace them.',
-                '<image src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').
+                '<img src="/res/adm/pages/refresh.gif" alt="reCAPTCHA refresh" />').
             '<br /><br />';
  }
- Line 14567  sub check_recaptcha {
+ Line 15624  sub check_recaptcha {
      return $captcha_chk;
  }
- =pod
+ sub emailusername_info {
+     my @fields = ('firstname','lastname','institution','web','location','officialemail');
+     my %titles = &Apache::lonlocal::texthash (
+                      lastname      => 'Last Name',
+                      firstname     => 'First Name',
+                      institution   => 'School/college/university',
+                      location      => "School's city, state/province, country",
+                      web           => "School's web address",
+                      officialemail => 'E-mail address at institution (if different)',
+                  );
+     return (\@fields,\%titles);
+ }
- =back
+ sub cleanup_html {
+     my ($incoming) = @_;
+     my $outgoing;
+     if ($incoming ne '') {
+         $outgoing = $incoming;
+         $outgoing =~ s/;/&#059;/g;
+         $outgoing =~ s/\#/&#035;/g;
+         $outgoing =~ s/\&/&#038;/g;
+         $outgoing =~ s/</&#060;/g;
+         $outgoing =~ s/>/&#062;/g;
+         $outgoing =~ s/\(/&#040/g;
+         $outgoing =~ s/\)/&#041;/g;
+         $outgoing =~ s/"/&#034;/g;
+         $outgoing =~ s/'/&#039;/g;
+         $outgoing =~ s/\$/&#036;/g;
+         $outgoing =~ s{/}{&#047;}g;
+         $outgoing =~ s/=/&#061;/g;
+         $outgoing =~ s/\\/&#092;/g
+     }
+     return $outgoing;
+ }
+ # Checks for critical messages and returns a redirect url if one exists.
+ # $interval indicates how often to check for messages.
+ sub critical_redirect {
+     my ($interval) = @_;
+     if ((time-$env{'user.criticalcheck.time'})>$interval) {
+         my @what=&Apache::lonnet::dump('critical', $env{'user.domain'},
+                                         $env{'user.name'});
+         &Apache::lonnet::appenv({'user.criticalcheck.time'=>time});
+         my $redirecturl;
+         if ($what[0]) {
+             if (($what[0] ne 'con_lost') && ($what[0]!~/^error\:/)) {
+                 $redirecturl='/adm/email?critical=display';
+                 my $url=&Apache::lonnet::absolute_url().$redirecturl;
+                 return (1, $url);
+             }
+         }
+     }
+     return ();
+ }
- =cut
+ # Use:
+ #   my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver);
+ #
+ ##################################################
+ #          password associated functions         #
+ ##################################################
+ sub des_keys {
+     # Make a new key for DES encryption.
+     # Each key has two parts which are returned separately.
+     # Please note:  Each key must be passed through the &hex function
+     # before it is output to the web browser.  The hex versions cannot
+     # be used to decrypt.
+     my @hexstr=('0','1','2','3','4','5','6','7',
+                 '8','9','a','b','c','d','e','f');
+     my $lkey='';
+     for (0..7) {
+         $lkey.=$hexstr[rand(15)];
+     }
+     my $ukey='';
+     for (0..7) {
+         $ukey.=$hexstr[rand(15)];
+     }
+     return ($lkey,$ukey);
+ }
+ sub des_decrypt {
+     my ($key,$cyphertext) = @_;
+     my $keybin=pack("H16",$key);
+     my $cypher;
+     if ($Crypt::DES::VERSION>=2.03) {
+         $cypher=new Crypt::DES $keybin;
+     } else {
+         $cypher=new DES $keybin;
+     }
+     my $plaintext=
+         $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16))));
+     $plaintext.=
+         $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16))));
+     $plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) );
+     return $plaintext;
+ }
 ;
  __END__;

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.1075.2.36
changed lines
	Added in v.1.1075.2.84