--- loncom/interface/loncommon.pm 2010/09/24 03:14:58 1.980
+++ loncom/interface/loncommon.pm 2016/10/29 05:29:28 1.1258
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# a pile of common routines
#
-# $Id: loncommon.pm,v 1.980 2010/09/24 03:14:58 raeburn Exp $
+# $Id: loncommon.pm,v 1.1258 2016/10/29 05:29:28 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -67,9 +67,22 @@ use Apache::lonhtmlcommon();
use Apache::loncoursedata();
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 DateTime::Locale;
+use Encode();
+use Text::Aspell;
+use Authen::Captcha;
+use Captcha::reCAPTCHA;
+use JSON::DWIW;
+use LWP::UserAgent;
+use Crypt::DES;
+use DynaLoader; # for Crypt::DES version
+use MIME::Lite;
+use MIME::Types;
# ---------------------------------------------- Designs
use vars qw(%defaultdesign);
@@ -154,6 +167,9 @@ sub ssi_with_retries {
# ----------------------------------------------- Filetypes/Languages/Copyright
my %language;
my %supported_language;
+my %supported_codes;
+my %latex_language; # For choosing hyphenation in
+
+END
+}
+
+sub end_scrollbox {
+ return ' |
'.$msg.'
'. &Apache::loncommon::end_page(); if (ref($r)) { $r->print($page); @@ -6871,10 +9066,14 @@ sub simple_error_page { } sub start_data_table { - my ($add_class) = @_; + my ($add_class,$id) = @_; my $css_class = (join(' ','LC_data_table',$add_class)); + my $table_id; + if (defined($id)) { + $table_id = ' id="'.$id.'"'; + } &start_data_table_count(); - return ''. + ' | '.$env{'form.embedded_ref_'.$i}. + ''. + ''. + ' | '. + ''.$env{'form.embedded_orig_'.$i}. + ' | '. + &end_data_table_row(); + } + } + } else { + $modifyform = $pathchgtable; + if (($actionurl eq '/adm/upload') || ($actionurl eq '/adm/testbank')) { + $hiddenstate .= ''; + } elsif (($actionurl eq '/adm/portfolio') || ($actionurl eq '/adm/coursegrp_portfolio')) { + $hiddenstate .= ''; + } + } + if ($modifyform) { + if ($actionurl eq '/adm/dependencies') { + $hiddenstate .= ''; + } + return ''.$count.' | '."\n"; + my $offset = 0; + foreach my $action ('display','dependency','discard') { + $offset ++; + if ($action ne 'display') { + $offset ++; + } + $output .= ''.
+ ' | ';
+ }
+ $output .= '&').'" />'.(' ' x 2); + for (my $i=0; $i<$depth; $i++) { + $output .= ('' x2)."\n"; + } + if ($is_dir) { + $output .= ' '."\n". + ''."\n"; + } else { + $output .= ''."\n"; + } + $output .= ' '.$name.' | '."\n". + &end_data_table_row(); + return $output; +} + +sub archive_options_form { + my ($form,$display,$count,$hiddenelem) = @_; + my %lt = &Apache::lonlocal::texthash( + perm => 'Permanently remove archive file?', + hows => 'How should each extracted item be incorporated in the course?', + cont => 'Content actions for all', + addf => 'Add as folder/file', + incd => 'Include as dependency for a displayed file', + disc => 'Discard', + no => 'No', + yes => 'Yes', + save => 'Save', + ); + my $output = <<"END"; +'; +} + +sub archive_javascript { + my ($startcount,$numitems,$titles,$children) = @_; + return unless ((ref($titles) eq 'HASH') && (ref($children) eq 'HASH')); + my $maintitle = $env{'form.comment'}; + my $scripttag = <
'.
'[$depth]{$parent}[$j];
$item = &escape($name).':'.&escape($parent).':'.$depth;
@@ -9868,6 +14950,12 @@ sub assign_category_rows {
return $text;
}
+=pod
+
+=back
+
+=cut
+
############################################################
############################################################
@@ -9884,7 +14972,7 @@ sub commit_customrole {
}
sub commit_standardrole {
- my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
+ my ($udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context,$credits) = @_;
my ($output,$logmsg,$linefeed);
if ($context eq 'auto') {
$linefeed = "\n";
@@ -9893,7 +14981,7 @@ sub commit_standardrole {
}
if ($three eq 'st') {
my $result = &commit_studentrole(\$logmsg,$udom,$uname,$url,$three,$start,$end,
- $one,$two,$sec,$context);
+ $one,$two,$sec,$context,$credits);
if (($result =~ /^error/) || ($result eq 'not_in_class') ||
($result eq 'unknown_course') || ($result eq 'refused')) {
$output = $logmsg.' '.&mt('Error: ').$result."\n";
@@ -9924,7 +15012,8 @@ sub commit_standardrole {
}
sub commit_studentrole {
- my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context) = @_;
+ my ($logmsg,$udom,$uname,$url,$three,$start,$end,$one,$two,$sec,$context,
+ $credits) = @_;
my ($result,$linefeed,$oldsecurl,$newsecurl);
if ($context eq 'auto') {
$linefeed = "\n";
@@ -9971,7 +15060,11 @@ sub commit_studentrole {
}
}
if (($expire_role_result eq 'ok') || ($secchange == 0)) {
- $modify_section_result = &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,undef,undef,undef,$sec,$end,$start,'','',$cid,'',$context);
+ $modify_section_result =
+ &Apache::lonnet::modify_student_enrollment($udom,$uname,undef,undef,
+ undef,undef,undef,$sec,
+ $end,$start,'','',$cid,
+ '',$context,$credits);
if ($modify_section_result =~ /^ok/) {
if ($secchange == 1) {
if ($sec eq '') {
@@ -9993,7 +15086,7 @@ sub commit_studentrole {
}
}
} else {
- if ($secchange) {
+ if ($secchange) {
$$logmsg .= &mt('Error when attempting section change for [_1] from old section "[_2]" to new section: "[_3]" in course [_4] -error:',$uname,$oldsec,$sec,$cid).' '.$modify_section_result.$linefeed;
} else {
$$logmsg .= &mt('Error when attempting to modify role for [_1] for section: "[_2]" in course [_3] -error:',$uname,$sec,$cid).' '.$modify_section_result.$linefeed;
@@ -10002,7 +15095,7 @@ sub commit_studentrole {
$result = $modify_section_result;
} elsif ($secchange == 1) {
if ($oldsec eq '') {
- $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_3] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
+ $$logmsg .= &mt('Error when attempting to expire existing role without a section for [_1] in course [_2] -error: ',$uname,$cid).' '.$expire_role_result.$linefeed;
} else {
$$logmsg .= &mt('Error when attempting to expire existing role for [_1] in section [_2] in course [_3] -error: ',$uname,$oldsec,$cid).' '.$expire_role_result.$linefeed;
}
@@ -10028,6 +15121,26 @@ sub commit_studentrole {
return $result;
}
+sub show_role_extent {
+ my ($scope,$context,$role) = @_;
+ $scope =~ s{^/}{};
+ my @courseroles = &Apache::lonuserutils::roles_by_context('course',1);
+ push(@courseroles,'co');
+ my @authorroles = &Apache::lonuserutils::roles_by_context('author');
+ if (($context eq 'course') || (grep(/^\Q$role\E/,@courseroles))) {
+ $scope =~ s{/}{_};
+ return ''.$env{'course.'.$scope.'.description'}.'';
+ } elsif (($context eq 'author') || (grep(/^\Q$role\E/,@authorroles))) {
+ my ($audom,$auname) = split(/\//,$scope);
+ return &mt('[_1] Author Space',''.
+ &Apache::loncommon::plainname($auname,$audom).'');
+ } else {
+ $scope =~ s{/$}{};
+ return &mt('Domain: [_1]',''.
+ &Apache::lonnet::domain($scope,'description').'');
+ }
+}
+
############################################################
############################################################
@@ -10060,34 +15173,92 @@ sub check_clone {
(&Apache::lonnet::allowed('ccc',$env{'request.role.domain'}))) {
$can_clone = 1;
} else {
- my %clonehash = &Apache::lonnet::get('environment',['cloners'],
+ my %clonehash = &Apache::lonnet::get('environment',['cloners','internal.coursecode'],
$args->{'clonedomain'},$args->{'clonecourse'});
- my @cloners = split(/,/,$clonehash{'cloners'});
- if (grep(/^\*$/,@cloners)) {
- $can_clone = 1;
- } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
- $can_clone = 1;
+ if ($clonehash{'cloners'} eq '') {
+ my %domdefs = &Apache::lonnet::get_domain_defaults($args->{'course_domain'});
+ if ($domdefs{'canclone'}) {
+ unless ($domdefs{'canclone'} eq 'none') {
+ if ($domdefs{'canclone'} eq 'domain') {
+ if ($args->{'ccdomain'} eq $args->{'clonedomain'}) {
+ $can_clone = 1;
+ }
+ } elsif (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&
+ ($args->{'clonedomain'} eq $args->{'course_domain'})) {
+ if (&Apache::lonnet::default_instcode_cloning($args->{'clonedomain'},$domdefs{'canclone'},
+ $clonehash{'internal.coursecode'},$args->{'crscode'})) {
+ $can_clone = 1;
+ }
+ }
+ }
+ }
} else {
+ my @cloners = split(/,/,$clonehash{'cloners'});
+ if (grep(/^\*$/,@cloners)) {
+ $can_clone = 1;
+ } elsif (grep(/^\*\:\Q$args->{'ccdomain'}\E$/,@cloners)) {
+ $can_clone = 1;
+ } elsif (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners)) {
+ $can_clone = 1;
+ }
+ unless ($can_clone) {
+ if (($clonehash{'internal.coursecode'}) && ($args->{'crscode'}) &&
+ ($args->{'clonedomain'} eq $args->{'course_domain'})) {
+ my (%gotdomdefaults,%gotcodedefaults);
+ foreach my $cloner (@cloners) {
+ if (($cloner ne '*') && ($cloner !~ /^\*\:$match_domain$/) &&
+ ($cloner !~ /^$match_username\:$match_domain$/) && ($cloner ne '')) {
+ my (%codedefaults,@code_order);
+ if (ref($gotcodedefaults{$args->{'clonedomain'}}) eq 'HASH') {
+ if (ref($gotcodedefaults{$args->{'clonedomain'}}{'defaults'}) eq 'HASH') {
+ %codedefaults = %{$gotcodedefaults{$args->{'clonedomain'}}{'defaults'}};
+ }
+ if (ref($gotcodedefaults{$args->{'clonedomain'}}{'order'}) eq 'ARRAY') {
+ @code_order = @{$gotcodedefaults{$args->{'clonedomain'}}{'order'}};
+ }
+ } else {
+ &Apache::lonnet::auto_instcode_defaults($args->{'clonedomain'},
+ \%codedefaults,
+ \@code_order);
+ $gotcodedefaults{$args->{'clonedomain'}}{'defaults'} = \%codedefaults;
+ $gotcodedefaults{$args->{'clonedomain'}}{'order'} = \@code_order;
+ }
+ if (@code_order > 0) {
+ if (&Apache::lonnet::check_instcode_cloning(\%codedefaults,\@code_order,
+ $cloner,$clonehash{'internal.coursecode'},
+ $args->{'crscode'})) {
+ $can_clone = 1;
+ last;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ unless ($can_clone) {
my $ccrole = 'cc';
if ($args->{'crstype'} eq 'Community') {
$ccrole = 'co';
}
my %roleshash =
&Apache::lonnet::get_my_roles($args->{'ccuname'},
- $args->{'ccdomain'},
- 'userroles',['active'],[$ccrole],
- [$args->{'clonedomain'}]);
- if (($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':'.$ccrole}) || (grep(/^\Q$args->{'ccuname'}\E:\Q$args->{'ccdomain'}\E$/,@cloners))) {
+ $args->{'ccdomain'},
+ 'userroles',['active'],[$ccrole],
+ [$args->{'clonedomain'}]);
+ if ($roleshash{$args->{'clonecourse'}.':'.$args->{'clonedomain'}.':'.$ccrole}) {
$can_clone = 1;
- } elsif (&Apache::lonnet::is_course_owner($args->{'clonedomain'},$args->{'clonecourse'},$args->{'ccuname'},$args->{'ccdomain'})) {
+ } elsif (&Apache::lonnet::is_course_owner($args->{'clonedomain'},$args->{'clonecourse'},
+ $args->{'ccuname'},$args->{'ccdomain'})) {
$can_clone = 1;
+ }
+ }
+ unless ($can_clone) {
+ if ($args->{'crstype'} eq 'Community') {
+ $clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
} else {
- if ($args->{'crstype'} eq 'Community') {
- $clonemsg = &mt('No new community created.').$linefeed.&mt('The new community could not be cloned from the existing community because the new community owner ([_1]) does not have cloning rights in the existing community ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
- } else {
- $clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
- }
- }
+ $clonemsg = &mt('No new course created.').$linefeed.&mt('The new course could not be cloned from the existing course because the new course owner ([_1]) does not have cloning rights in the existing course ([_2]).',$args->{'ccuname'}.':'.$args->{'ccdomain'},$clonedesc{'description'});
+ }
}
}
}
@@ -10095,7 +15266,7 @@ 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 = ' '."\n"; if ($context eq 'auto') { @@ -10123,7 +15294,12 @@ sub construct_course { # # Open course # - my $crstype = lc($args->{'crstype'}); + my $showncrstype; + if ($args->{'crstype'} eq 'Placement') { + $showncrstype = 'placement test'; + } else { + $showncrstype = lc($args->{'crstype'}); + } my %cenv=(); $$courseid=&Apache::lonnet::createcourse($args->{'course_domain'}, $args->{'cdescr'}, @@ -10140,7 +15316,7 @@ sub construct_course { # Utils::Course. This needs to at least be output as a comment # if anyone ever decides to not show this, and Utils::Course::new # will need to be suitably modified. - $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$crstype,$$courseid).$linefeed; + $outcome .= &mt('New LON-CAPA [_1] ID: [_2]',$showncrstype,$$courseid).$linefeed; if ($$courseid =~ /^error:/) { return (0,$outcome); } @@ -10160,7 +15336,7 @@ sub construct_course { # Do the cloning # if ($can_clone && $cloneid) { - $clonemsg = &mt('Cloning [_1] from [_2]',$crstype,$clonehome); + $clonemsg = &mt('Cloning [_1] from [_2]',$showncrstype,$clonehome); if ($context ne 'auto') { $clonemsg = ''.$clonemsg.''; } @@ -10191,8 +15367,13 @@ sub construct_course { 'pch.users.denied', 'plc.users.denied', 'hidefromcat', - 'categories'], + 'checkforpriv', + 'categories', + 'internal.uniquecode'], $$crsudom,$$crsunum); + if ($args->{'textbook'}) { + $cenv{'internal.textbook'} = $args->{'textbook'}; + } } # @@ -10220,6 +15401,9 @@ sub construct_course { } else { $cenv{'internal.courseowner'} = $args->{'curruser'}; } + if ($args->{'defaultcredits'}) { + $cenv{'internal.defaultcredits'} = $args->{'defaultcredits'}; + } my @badclasses = (); # Used to accumulate sections/crosslistings that did not pass classlist access check for course owner. if ($args->{'crssections'}) { $cenv{'internal.sectionnums'} = ''; @@ -10244,6 +15428,11 @@ sub construct_course { # do not hide course coordinator from staff listing, # even if privileged $cenv{'nothideprivileged'}=$args->{'ccuname'}.':'.$args->{'ccdomain'}; +# add course coordinator's domain to domains to check for privileged users +# if different to course domain + if ($$crsudom ne $args->{'ccdomain'}) { + $cenv{'checkforpriv'} = $args->{'ccdomain'}; + } # add crosslistings if ($args->{'crsxlist'}) { $cenv{'internal.crosslistings'}=''; @@ -10346,6 +15535,9 @@ sub construct_course { if ($args->{'setcontent'}) { $cenv{'question.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'}; } + if ($args->{'setcomment'}) { + $cenv{'comment.email'}=$args->{'ccuname'}.':'.$args->{'ccdomain'}; + } } if ($args->{'reshome'}) { $cenv{'reshome'}=$args->{'reshome'}.'/'; @@ -10368,6 +15560,25 @@ 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'; } @@ -10433,14 +15644,91 @@ sub construct_course { $outcome .= ($fatal?$errtext:'write ok').$linefeed; } +# +# Set params for Placement Tests +# + if ($args->{'crstype'} eq 'Placement') { + my %storecontent; + my $prefix=$$crsudom.'_'.$$crsunum.'.0.'; + my %defaults = ( + buttonshide => { value => 'yes', + type => 'string_yesno',}, + type => { value => 'randomizetry', + type => 'string_questiontype',}, + maxtries => { value => 1, + type => 'int_pos',}, + problemstatus => { value => 'no', + type => 'string_problemstatus',}, + ); + foreach my $key (keys(%defaults)) { + $storecontent{$prefix.$key} = $defaults{$key}{'value'}; + $storecontent{$prefix.$key.'.type'} = $defaults{$key}{'type'}; + } + &Apache::lonnet::cput + ('resourcedata',\%storecontent,$$crsudom,$$crsunum); + } + 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 $code; +} + ############################################################ ############################################################ -#SD -# only Community and Course, or anything else? +# Community, Course and Placement Test sub course_type { my ($cid) = @_; if (!defined($cid)) { @@ -10458,16 +15746,19 @@ sub group_term { my %names = ( 'Course' => 'group', 'Community' => 'group', + 'Placement' => 'group', ); return $names{$crstype}; } sub course_types { - my @types = ('official','unofficial','community'); + my @types = ('official','unofficial','community','textbook','placement'); my %typename = ( official => 'Official course', unofficial => 'Unofficial course', community => 'Community', + textbook => 'Textbook course', + placement => 'Placement test', ); return (\@types,\%typename); } @@ -10528,7 +15819,7 @@ 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),"'").'/'.$lastitem; } sub compare_arrays { @@ -10556,7 +15847,7 @@ sub init_user_environment { # See if old ID present, if so, remove - my ($filename,$cookie,$userroles); + my ($filename,$cookie,$userroles,$firstaccenv,$timerintenv); my $now=time; if ($public) { @@ -10586,6 +15877,17 @@ 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'} @@ -10594,12 +15896,13 @@ sub init_user_environment { # Initialize roles - $userroles=&Apache::lonnet::rolesinit($domain,$username,$authhost); + ($userroles,$firstaccenv,$timerintenv) = + &Apache::lonnet::rolesinit($domain,$username,$authhost); } # ------------------------------------ Check browser type and MathML capability - my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml, - $clientunicode,$clientos) = &decode_user_agent($r); + my ($httpbrowser,$clientbrowser,$clientversion,$clientmathml,$clientunicode, + $clientos,$clientmobile,$clientinfo,$clientosversion) = &decode_user_agent($r); # ------------------------------------------------------------- Get environment @@ -10630,6 +15933,9 @@ 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" => '', @@ -10649,29 +15955,58 @@ sub init_user_environment { $env{'browser.interface'}=$form->{'interface'}; } - my %is_adv = ( is_adv => &Apache::lonnet::is_advanced_user($domain,$username) ); - my %domdef = &Apache::lonnet::get_domain_defaults($domain); + if ($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') { + %domdef = &Apache::lonnet::get_domain_defaults($domain); + } - foreach my $tool ('aboutme','blog','portfolio') { + foreach my $tool ('aboutme','blog','webdav','portfolio') { $userenv{'availabletools.'.$tool} = &Apache::lonnet::usertools_access($username,$domain,$tool,'reload', undef,\%userenv,\%domdef,\%is_adv); } - foreach my $crstype ('official','unofficial','community') { + foreach my $crstype ('official','unofficial','community','textbook','placement') { $userenv{'canrequest.'.$crstype} = &Apache::lonnet::usertools_access($username,$domain,$crstype, 'reload','requestcourses', \%userenv,\%domdef,\%is_adv); } + $userenv{'canrequest.author'} = + &Apache::lonnet::usertools_access($username,$domain,'requestauthor', + 'reload','requestauthor', + \%userenv,\%domdef,\%is_adv); + my %reqauthor = &Apache::lonnet::get('requestauthor',['author_status','author'], + $domain,$username); + my $reqstatus = $reqauthor{'author_status'}; + if ($reqstatus eq 'approval' || $reqstatus eq 'approved') { + if (ref($reqauthor{'author'}) eq 'HASH') { + $userenv{'requestauthorqueued'} = $reqstatus.':'. + $reqauthor{'author'}{'timestamp'}; + } + } + $env{'user.environment'} = "$lonids/$cookie.id"; - + if (tie(my %disk_env,'GDBM_File',"$lonids/$cookie.id", &GDBM_WRCREAT(),0640)) { &_add_to_env(\%disk_env,\%initial_env); &_add_to_env(\%disk_env,\%userenv,'environment.'); &_add_to_env(\%disk_env,$userroles); + if (ref($firstaccenv) eq 'HASH') { + &_add_to_env(\%disk_env,$firstaccenv); + } + if (ref($timerintenv) eq 'HASH') { + &_add_to_env(\%disk_env,$timerintenv); + } if (ref($args->{'extra_env'})) { &_add_to_env(\%disk_env,$args->{'extra_env'}); } @@ -10707,7 +16042,9 @@ sub get_symb { my $symb=($env{'form.symb'} ne '' ? $env{'form.symb'} : (&Apache::lonnet::symbread($url))); if ($symb eq '') { if (!$silent) { - $request->print("Unable to handle ambiguous references:$url:."); + if (ref($request)) { + $request->print("Unable to handle ambiguous references:$url:."); + } return (); } } @@ -10741,12 +16078,1236 @@ sub clean_symb { return ($symb,$enc); } +############################################################ +############################################################ + +=pod + +=head1 Routines for building display used to search for courses + + +=over 4 + +=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 { + $filter->{$item} =~ s/\W//g; + } + if (!$filter->{$item}) { + $filter->{$item} = ''; + } + } + if ($item eq 'domainfilter') { + my $allow_blank = 1; + if ($formname eq 'portform') { + $allow_blank=0; + } elsif ($formname eq 'studentform') { + $allow_blank=0; + } + if ($fixeddom) { + $domainselectform = ''. + &Apache::lonnet::domain($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 $prefix = $crstype; + if ($crstype eq 'Placement') { + $prefix = 'Placement Test' + } + my %lt = &Apache::lonlocal::texthash( + 'cac' => "$prefix Activity", + 'ccr' => "$prefix Created", + 'cde' => "$prefix Title", + 'cdo' => "$prefix Domain", + 'ins' => 'Institutional Code', + 'inc' => 'Institutional Categorization', + 'cow' => "$prefix Owner/Co-owner", + 'cop' => "$prefix Personnel Includes", + 'cog' => 'Type', + ); + + if (($formname eq 'ccrs') || ($formname eq 'requestcrs')) { + my $typeval = 'Course'; + if ($crstype eq 'Community') { + $typeval = 'Community'; + } elsif ($crstype eq 'Placement') { + $typeval = 'Placement'; + } + $typeselectform = ''; + } else { + $typeselectform = ' ('.$codedom.')'; + } + } + } + my $output = qq| +'."\n".' '."\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 < '. &mt("No suitable server could be found amongst servers in either your own domain or in the course's domain."); + } + } else { + $warning = &mt('Requires LON-CAPA version [_1].',$env{'course.'.$courseid.'.internal.releaserequired'}).' '.&mt("No suitable server could be found amongst servers in your own domain (which is also the course's domain)."); + } + } else { + $otherserver = $userdomserver; + } + } + if ($otherserver ne '') { + $switchserver = 'otherserver='.$otherserver.'&role='.$rolecode; + } + } + } + return ($switchserver,$warning); +} + +=pod + +=item * &check_release_result() + +Inputs: + +$switchwarning - Warning message if no suitable server found to host session. + +$switchserver - query string to append to /adm/switchserver containing lonHostID + and current role. + +Returns: HTML to display with information about requirement to switch server. + Either displaying warning with link to Roles/Courses screen or + display link to switchserver. + +=cut + +sub check_release_result { + my ($switchwarning,$switchserver) = @_; + my $output = &start_page('Selected course unavailable on this server'). + ' ';
+ if ($switchwarning) {
+ $output .= $switchwarning.' '.$foldertitle; + } + if (wantarray) { + return ($title,$foldertitle,$renametitle); + } + 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 ($symb); + my ($mapurl,$id,$resurl) = &Apache::lonnet::decode_symb($symb); + if ($resurl=~/\.(sequence|page)$/) { + $mapurl=$resurl; + } elsif ($resurl eq 'adm/navmaps') { + $mapurl=$env{'course.'.$env{'request.course.id'}.'.url'}; + } + my $mapresobj; + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + $mapresobj = $navmap->getResourceByUrl($mapurl); + } + $mapurl=~s{^.*/([^/]+)\.(\w+)$}{$1}; + my $type=$2; + my $path; + if (ref($mapresobj)) { + my $pcslist = $mapresobj->map_hierarchy(); + if ($pcslist ne '') { + foreach my $pc (split(/,/,$pcslist)) { + next if ($pc <= 1); + my $res = $navmap->getByMapPc($pc); + if (ref($res)) { + my $thisurl = $res->src(); + $thisurl=~s{^.*/([^/]+)\.\w+$}{$1}; + my $thistitle = $res->title(); + $path .= '&'. + &Apache::lonhtmlcommon::entity_encode($thisurl).'&'. + &escape($thistitle). + ':'.$res->randompick(). + ':'.$res->randomout(). + ':'.$res->encrypted(). + ':'.$res->randomorder(). + ':'.$res->is_page(); + } + } + } + $path =~ s/^\&//; + my $maptitle = $mapresobj->title(); + if ($mapurl eq 'default') { + $maptitle = 'Main Content'; + } + $path .= (($path ne '')? '&' : ''). + &Apache::lonhtmlcommon::entity_encode($mapurl).'&'. + &escape($maptitle). + ':'.$mapresobj->randompick(). + ':'.$mapresobj->randomout(). + ':'.$mapresobj->encrypted(). + ':'.$mapresobj->randomorder(). + ':'.$mapresobj->is_page(); + } else { + my $maptitle = &Apache::lonnet::gettitle($mapurl); + my $ispage = (($type eq 'page')? 1 : ''); + if ($mapurl eq 'default') { + $maptitle = 'Main Content'; + } + $path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'. + &escape($maptitle).':::::'.$ispage; + } + unless ($mapurl eq 'default') { + $path = 'default&'. + &escape('Main Content'). + ':::::&'.$path; + } + return $path; +} + +sub captcha_display { + my ($context,$lonhost) = @_; + my ($output,$error); + my ($captcha,$pubkey,$privkey,$version) = + &get_captcha_config($context,$lonhost); + if ($captcha eq 'original') { + $output = &create_captcha(); + unless ($output) { + $error = 'captcha'; + } + } elsif ($captcha eq 'recaptcha') { + $output = &create_recaptcha($pubkey,$version); + unless ($output) { + $error = 'recaptcha'; + } + } + return ($output,$error,$captcha,$version); +} + +sub captcha_response { + my ($context,$lonhost) = @_; + my ($captcha_chk,$captcha_error); + my ($captcha,$pubkey,$privkey,$version) = &get_captcha_config($context,$lonhost); + if ($captcha eq 'original') { + ($captcha_chk,$captcha_error) = &check_captcha(); + } elsif ($captcha eq 'recaptcha') { + $captcha_chk = &check_recaptcha($privkey,$version); + } else { + $captcha_chk = 1; + } + return ($captcha_chk,$captcha_error); +} + +sub get_captcha_config { + my ($context,$lonhost) = @_; + my ($captcha,$pubkey,$privkey,$version,$hashtocheck); + my $hostname = &Apache::lonnet::hostname($lonhost); + my $serverhomeID = &Apache::lonnet::get_server_homeID($hostname); + my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID); + if ($context eq 'usercreation') { + my %domconfig = &Apache::lonnet::get_dom('configuration',[$context],$serverhomedom); + if (ref($domconfig{$context}) eq 'HASH') { + $hashtocheck = $domconfig{$context}{'cancreate'}; + if (ref($hashtocheck) eq 'HASH') { + if ($hashtocheck->{'captcha'} eq 'recaptcha') { + if (ref($hashtocheck->{'recaptchakeys'}) eq 'HASH') { + $pubkey = $hashtocheck->{'recaptchakeys'}{'public'}; + $privkey = $hashtocheck->{'recaptchakeys'}{'private'}; + } + if ($privkey && $pubkey) { + $captcha = 'recaptcha'; + $version = $hashtocheck->{'recaptchaversion'}; + if ($version ne '2') { + $version = 1; + } + } else { + $captcha = 'original'; + } + } elsif ($hashtocheck->{'captcha'} ne 'notused') { + $captcha = 'original'; + } + } + } else { + $captcha = 'captcha'; + } + } elsif ($context eq 'login') { + my %domconfhash = &Apache::loncommon::get_domainconf($serverhomedom); + if ($domconfhash{$serverhomedom.'.login.captcha'} eq 'recaptcha') { + $pubkey = $domconfhash{$serverhomedom.'.login.recaptchakeys_public'}; + $privkey = $domconfhash{$serverhomedom.'.login.recaptchakeys_private'}; + if ($privkey && $pubkey) { + $captcha = 'recaptcha'; + $version = $domconfhash{$serverhomedom.'.login.recaptchaversion'}; + if ($version ne '2') { + $version = 1; + } + } else { + $captcha = 'original'; + } + } elsif ($domconfhash{$serverhomedom.'.login.captcha'} eq 'original') { + $captcha = 'original'; + } + } + return ($captcha,$pubkey,$privkey,$version); +} + +sub create_captcha { + my %captcha_params = &captcha_settings(); + my ($output,$maxtries,$tries) = ('',10,0); + while ($tries < $maxtries) { + $tries ++; + my $captcha = Authen::Captcha->new ( + output_folder => $captcha_params{'output_dir'}, + data_folder => $captcha_params{'db_dir'}, + ); + my $md5sum = $captcha->generate_code($captcha_params{'numchars'}); + + if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') { + $output = ''."\n". + &mt('Type in the letters/numbers shown below').' '. + ''. + ' '. + ''; + last; + } + } + return $output; +} + +sub captcha_settings { + my %captcha_params = ( + output_dir => $Apache::lonnet::perlvar{'lonCaptchaDir'}, + www_output_dir => "/captchaspool", + db_dir => $Apache::lonnet::perlvar{'lonCaptchaDb'}, + numchars => '5', + ); + return %captcha_params; +} + +sub check_captcha { + my ($captcha_chk,$captcha_error); + my $code = $env{'form.code'}; + my $md5sum = $env{'form.crypt'}; + my %captcha_params = &captcha_settings(); + my $captcha = Authen::Captcha->new( + output_folder => $captcha_params{'output_dir'}, + data_folder => $captcha_params{'db_dir'}, + ); + $captcha_chk = $captcha->check_code($code,$md5sum); + my %captcha_hash = ( + 0 => 'Code not checked (file error)', + -1 => 'Failed: code expired', + -2 => 'Failed: invalid code (not in database)', + -3 => 'Failed: invalid code (code does not match crypt)', + ); + if ($captcha_chk != 1) { + $captcha_error = $captcha_hash{$captcha_chk} + } + return ($captcha_chk,$captcha_error); +} + +sub create_recaptcha { + my ($pubkey,$version) = @_; + if ($version >= 2) { + return ''; + } else { + 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,undef,$use_ssl). + &mt('If the text is hard to read, [_1] will replace them.', + ''). + ' '; + } +} + +sub check_recaptcha { + my ($privkey,$version) = @_; + my $captcha_chk; + if ($version >= 2) { + my $ua = LWP::UserAgent->new; + $ua->timeout(10); + my %info = ( + secret => $privkey, + response => $env{'form.g-recaptcha-response'}, + remoteip => $ENV{'REMOTE_ADDR'}, + ); + my $response = $ua->post('https://www.google.com/recaptcha/api/siteverify',\%info); + if ($response->is_success) { + my $data = JSON::DWIW->from_json($response->decoded_content); + if (ref($data) eq 'HASH') { + if ($data->{'success'}) { + $captcha_chk = 1; + } + } + } + } else { + my $captcha = Captcha::reCAPTCHA->new; + my $captcha_result = + $captcha->check_answer( + $privkey, + $ENV{'REMOTE_ADDR'}, + $env{'form.recaptcha_challenge_field'}, + $env{'form.recaptcha_response_field'}, + ); + if ($captcha_result->{is_valid}) { + $captcha_chk = 1; + } + } + return $captcha_chk; +} + +sub emailusername_info { + my @fields = ('firstname','lastname','institution','web','location','officialemail','id'); + my %titles = &Apache::lonlocal::texthash ( + lastname => 'Last Name', + firstname => 'First Name', + institution => 'School/college/university', + location => "School's city, state/province, country", + web => "School's web address", + officialemail => 'E-mail address at institution (if different)', + id => 'Student/Employee ID', + ); + return (\@fields,\%titles); +} + +sub cleanup_html { + my ($incoming) = @_; + my $outgoing; + if ($incoming ne '') { + $outgoing = $incoming; + $outgoing =~ s/;/;/g; + $outgoing =~ s/\#/#/g; + $outgoing =~ s/\&/&/g; + $outgoing =~ s/</g; + $outgoing =~ s/>/>/g; + $outgoing =~ s/\(/(/g; + $outgoing =~ s/\)/)/g; + $outgoing =~ s/"/"/g; + $outgoing =~ s/'/'/g; + $outgoing =~ s/\$/$/g; + $outgoing =~ s{/}{/}g; + $outgoing =~ s/=/=/g; + $outgoing =~ s/\\/\/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 (); +} + +# 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=''; + my $cypherlength = length($cyphertext); + my $numchunks = int($cypherlength/32); + for (my $j=0; $j<$numchunks; $j++) { + my $start = $j*32; + my $cypherblock = substr($cyphertext,$start,32); + my $chunk = + $cypher->decrypt(unpack("a8",pack("H16",substr($cypherblock,0,16)))); + $chunk .= + $cypher->decrypt(unpack("a8",pack("H16",substr($cypherblock,16,16)))); + $chunk=substr($chunk,1,ord(substr($chunk,0,1)) ); + $plaintext .= $chunk; + } + return $plaintext; +} + 1; __END__; |
'; + } if ( exists( $env{'internal.head.redirect'} ) ) { if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) { $endbodytag= @@ -4805,7 +6078,7 @@ sub standard_css { my $mono = 'monospace'; my $data_table_head = $sidebg; my $data_table_light = '#FAFAFA'; - my $data_table_dark = '#F0F0F0'; + my $data_table_dark = '#E0E0E0'; my $data_table_darker = '#CCCCCC'; my $data_table_highlight = '#FFFF00'; my $mail_new = '#FFBB77'; @@ -4845,7 +6118,6 @@ body { a:focus, a:focus img { color: red; - background: yellow; } form, .inline { @@ -4860,6 +6132,14 @@ form, .inline { vertical-align:middle; } +.LC_floatleft { + float: left; +} + +.LC_floatright { + float: right; +} + .LC_400Box { width:400px; } @@ -4892,12 +6172,18 @@ form, .inline { text-decoration:none; } +.LC_setting { + text-decoration:underline; +} + .LC_error { color: red; - font-size: larger; } -.LC_warning, +.LC_warning { + color: darkorange; +} + .LC_diff_removed { color: red; } @@ -4920,6 +6206,17 @@ div.LC_confirm_box .LC_success img { vertical-align: middle; } +.LC_maxwidth { + max-width: 100%; + height: auto; +} + +.LC_textsize_mobile { + \@media only screen and (max-device-width: 480px) { + -webkit-text-size-adjust:100%; -moz-text-size-adjust:100%; -ms-text-size-adjust:100%; + } +} + .LC_icon { border: none; vertical-align: middle; @@ -4936,35 +6233,36 @@ div.LC_confirm_box .LC_success img { } .LC_discussion { - background: $tabbg; + background: $data_table_dark; border: 1px solid black; margin: 2px; } -.LC_disc_action_links_bar { - background: $tabbg; - border: none; - margin: 4px; -} - .LC_disc_action_left { + background: $sidebg; text-align: left; + padding: 4px; + margin: 2px; } .LC_disc_action_right { + background: $sidebg; text-align: right; + padding: 4px; + margin: 2px; } .LC_disc_new_item { background: white; border: 2px solid red; - margin: 2px; + margin: 4px; + padding: 4px; } .LC_disc_old_item { background: white; - border: 1px solid black; - margin: 2px; + margin: 4px; + padding: 4px; } table.LC_pastsubmission { @@ -5024,6 +6322,12 @@ ul.LC_breadcrumb_tools_outerlist li { float: right; } +.LC_placement_prog { + padding-right: 20px; + font-weight: bold; + font-size: 90%; +} + table#LC_title_bar td { background: $tabbg; } @@ -5040,6 +6344,10 @@ table#LC_menubuttons img { vertical-align: middle; } +.LC_breadcrumbs_hoverable { + background: $sidebg; +} + td.LC_table_cell_checkbox { text-align: center; } @@ -5056,14 +6364,16 @@ td.LC_table_cell_checkbox { overflow: hidden; margin: 0; padding: 0; + text-align: left; } -#LC_head_subbox { +.LC_head_subbox, .LC_actionbox { clear:both; background: #F8F8F8; /* $sidebg; */ border: 1px solid $sidebg; - margin: 0 0 10px 0; + margin: 0 0 10px 0; padding: 3px; + text-align: left; } .LC_fontsize_medium { @@ -5084,8 +6394,9 @@ td.LC_table_cell_checkbox { vertical-align: middle; } -li.LC_menubuttons_inline_text img,a { +li.LC_menubuttons_inline_text img { cursor:pointer; + text-decoration: none; } .LC_menubuttons_link { @@ -5133,14 +6444,6 @@ table.LC_nested { width: 100%; } -.ui-accordion, -.ui-accordion table.LC_data_table, -.ui-accordion table.LC_nested_outer{ - border: 0px; - border-spacing: 0px; - margin: 3px; -} - table.LC_data_table tr th, table.LC_calendar tr th, table.LC_prior_tries tr th, @@ -5201,7 +6504,8 @@ table.LC_nested tr.LC_empty_row td { padding: 8px; } -table.LC_data_table tr.LC_empty_row td { +table.LC_data_table tr.LC_empty_row td, +table.LC_data_table tr.LC_footer_row td { background-color: $sidebg; } @@ -5256,22 +6560,6 @@ table.LC_nested tr td.LC_right_item { text-align: right; } -.ui-accordion table.LC_nested tr.LC_odd_row td.LC_left_item, -.ui-accordion table.LC_nested tr.LC_even_row td.LC_left_item { - text-align: right; - width: 40%; - padding-right:10px; - vertical-align: top; - padding: 5px; -} - -.ui-accordion table.LC_nested tr.LC_odd_row td.LC_right_item, -.ui-accordion table.LC_nested tr.LC_even_row td.LC_right_item { - text-align: left; - width: 60%; - padding: 2px 4px; -} - table.LC_nested tr.LC_odd_row td { background-color: #EEEEEE; } @@ -5403,6 +6691,11 @@ span.LC_current_location { background: $pgbg; } +span.LC_current_nav_location { + font-weight:bold; + background: $sidebg; +} + span.LC_parm_menu_item { font-size: larger; } @@ -5774,7 +7067,6 @@ div.LC_docs_entry_move { table.LC_data_table tr > td.LC_docs_entry_commands, table.LC_data_table tr > td.LC_docs_entry_parameter { - background: #DDDDDD; font-size: x-small; } @@ -5904,6 +7196,7 @@ div.LC_edit_problem_footer { font-weight: normal; font-size: medium; margin: 2px; + background-color: $sidebg; } div.LC_edit_problem_header, @@ -5912,7 +7205,7 @@ div.LC_edit_problem_footer, div.LC_edit_problem_footer div, div.LC_edit_problem_editxml_header, div.LC_edit_problem_editxml_header div { - margin-top: 5px; + z-index: 100; } div.LC_edit_problem_header_title { @@ -5920,6 +7213,7 @@ div.LC_edit_problem_header_title { font-size: larger; background: $tabbg; padding: 3px; + margin: 0 0 5px 0; } table.LC_edit_problem_header_title { @@ -5927,14 +7221,34 @@ table.LC_edit_problem_header_title { background: $tabbg; } -div.LC_edit_problem_discards { - float: left; - padding-bottom: 5px; +div.LC_edit_actionbar { + background-color: $sidebg; + margin: 0; + padding: 0; + line-height: 200%; } -div.LC_edit_problem_saves { - float: right; - padding-bottom: 5px; +div.LC_edit_actionbar div{ + padding: 0; + margin: 0; + display: inline-block; +} + +.LC_edit_opt { + padding-left: 1em; + white-space: nowrap; +} + +.LC_edit_problem_latexhelper{ + text-align: right; +} + +#LC_edit_problem_colorful div{ + margin-left: 40px; +} + +#LC_edit_problem_codemirror div{ + margin-left: 0px; } img.stift { @@ -5951,13 +7265,13 @@ div.LC_createcourse { } .LC_dccid { + float: right; margin: 0.2em 0 0 0; padding: 0; font-size: 90%; display:none; } -a:hover, ol.LC_primary_menu a:hover, ol#LC_MenuBreadcrumbs a:hover, ol#LC_PathBreadcrumbs a:hover, @@ -6024,6 +7338,10 @@ fieldset { /* overflow: hidden; */ } +article.geogebraweb div { + margin: 0; +} + fieldset > legend { font-weight: bold; padding: 0 5px 0 5px; @@ -6031,6 +7349,7 @@ fieldset > legend { #LC_nav_bar { float: left; + background-color: $pgbg_or_bgcolor; margin: 0 0 2px 0; } @@ -6039,6 +7358,7 @@ fieldset > legend { padding: 0; font-weight: bold; text-align: center; + background-color: $pgbg_or_bgcolor; } #LC_nav_bar em { @@ -6047,8 +7367,8 @@ fieldset > legend { } ol.LC_primary_menu { - float: right; margin: 0; + padding: 0; } ol#LC_PathBreadcrumbs { @@ -6056,14 +7376,91 @@ ol#LC_PathBreadcrumbs { } ol.LC_primary_menu li { - display: inline; - padding: 5px 5px 0 10px; + color: RGB(80, 80, 80); + vertical-align: middle; + text-align: left; + list-style: none; + position: relative; + float: left; + z-index: 100; /* will be displayed above codemirror and underneath the help-layer */ + line-height: 1.5em; +} + +ol.LC_primary_menu li a, +ol.LC_primary_menu li p { + display: block; + margin: 0; + padding: 0 5px 0 10px; + text-decoration: none; +} + +ol.LC_primary_menu li p span.LC_primary_menu_innertitle { + display: inline-block; + width: 95%; + text-align: left; +} + +ol.LC_primary_menu li p span.LC_primary_menu_innerarrow { + display: inline-block; + width: 5%; + float: right; + text-align: right; + font-size: 70%; +} + +ol.LC_primary_menu ul { + display: none; + width: 15em; + background-color: $data_table_light; + position: absolute; + top: 100%; +} + +ol.LC_primary_menu ul ul { + left: 100%; + top: 0; +} + +ol.LC_primary_menu li:hover > ul, ol.LC_primary_menu li.hover > ul { + display: block; + position: absolute; + margin: 0; + padding: 0; + z-index: 2; +} + +ol.LC_primary_menu li:hover li, ol.LC_primary_menu li.hover li { +/* First Submenu -> size should be smaller than the menu title of the whole menu */ + font-size: 90%; vertical-align: top; + float: none; + border-left: 1px solid black; + border-right: 1px solid black; +/* A dark bottom border to visualize different menu options; +overwritten in the create_submenu routine for the last border-bottom of the menu */ + border-bottom: 1px solid $data_table_dark; +} + +ol.LC_primary_menu li li p:hover { + color:$button_hover; + text-decoration:none; + background-color:$data_table_dark; +} + +ol.LC_primary_menu li li a:hover { + color:$button_hover; + background-color:$data_table_dark; +} + +/* Font-size equal to the size of the predecessors*/ +ol.LC_primary_menu li:hover li li { + font-size: 100%; } ol.LC_primary_menu li img { vertical-align: bottom; height: 1.1em; + margin: 0.2em 0 0 0; } ol.LC_primary_menu a { @@ -6101,22 +7498,60 @@ ol.LC_docs_parameters li.LC_docs_paramet } ul#LC_secondary_menu { - clear: both; + clear: right; color: $fontmenu; background: $tabbg; list-style: none; padding: 0; margin: 0; width: 100%; + text-align: left; + float: left; } ul#LC_secondary_menu li { font-weight: bold; line-height: 1.8em; + border-right: 1px solid black; + float: left; +} + +ul#LC_secondary_menu li.LC_hoverable:hover, ul#LC_secondary_menu li.hover { + background-color: $data_table_light; +} + +ul#LC_secondary_menu li a { padding: 0 0.8em; +} + +ul#LC_secondary_menu li ul { + display: none; +} + +ul#LC_secondary_menu li:hover ul, ul#LC_secondary_menu li.hover ul { + display: block; + position: absolute; + margin: 0; + padding: 0; + list-style:none; + float: none; + background-color: $data_table_light; + z-index: 2; + margin-left: -1px; +} + +ul#LC_secondary_menu li ul li { + font-size: 90%; + vertical-align: top; + border-left: 1px solid black; border-right: 1px solid black; - display: inline; - vertical-align: middle; + background-color: $data_table_light; + list-style:none; + float: none; +} + +ul#LC_secondary_menu li ul li:hover, ul#LC_secondary_menu li ul li.hover { + background-color: $data_table_dark; } ul.LC_TabContent { @@ -6124,7 +7559,7 @@ ul.LC_TabContent { background: $sidebg; border-bottom: solid 1px $lg_border_color; list-style:none; - margin: 0 -10px; + margin: -1px -10px 0 -10px; padding: 0; } @@ -6147,7 +7582,7 @@ ul.LC_TabContent li { padding: 0 16px 0 10px; background-color:$tabbg; border-bottom:solid 1px $lg_border_color; - border-right: solid 1px $font; + border-left: solid 1px $font; } ul.LC_TabContent .right { @@ -6187,6 +7622,12 @@ ul.LC_TabContent li.active a { background:#FFFFFF; outline: none; } + +ul.LC_TabContent li.goback { + float: left; + border-left: none; +} + #maincoursedoc { clear:both; } @@ -6241,17 +7682,15 @@ ul.LC_TabContentBigger li.active b { background:url('/adm/lonIcons/tabbgright.gif') right top no-repeat; color:$font; border: 0; - cursor:default; } ul.LC_CourseBreadcrumbs { background: $sidebg; - line-height: 32px; + height: 2em; padding-left: 10px; - margin: 0 0 10px 0; + margin: 0; list-style-position: inside; - } ol#LC_MenuBreadcrumbs, @@ -6293,6 +7732,11 @@ ol#LC_PathBreadcrumbs li a { padding: 0 10px 10px 10px; } +.LC_DocsBox { + border: solid 1px $lg_border_color; + padding: 0 0 10px 10px; +} + .LC_AboutMe_Image { float:left; margin-right:10px; @@ -6433,6 +7877,10 @@ a#LC_content_toolbar_changefolder_toggle background-image:url(/res/adm/pages/open-all-folders.gif); } +a#LC_content_toolbar_edittoplevel { + background-image:url(/res/adm/pages/edittoplevel.gif); +} + ul#LC_toolbar li a:hover { background-position: bottom center; } @@ -6443,6 +7891,7 @@ ul#LC_toolbar { list-style:none; position:relative; background-color:white; + overflow: auto; } ul#LC_toolbar li { @@ -6452,6 +7901,7 @@ ul#LC_toolbar li { float: left; display:inline; vertical-align:middle; + white-space: nowrap; } @@ -6497,16 +7947,169 @@ ul.LC_funclist li { line-height: 150%; } -.ui-accordion .LC_advanced_toggle { - float: right; - font-size: 90%; - padding: 0px 4px -} - .LC_hidden { display: none; } +.LCmodal-overlay { + position:fixed; + top:0; + right:0; + bottom:0; + left:0; + height:100%; + width:100%; + margin:0; + padding:0; + background:#999; + opacity:.75; + filter: alpha(opacity=75); + -moz-opacity: 0.75; + z-index:101; +} + +* html .LCmodal-overlay { + position: absolute; + height: expression(document.body.scrollHeight > document.body.offsetHeight ? document.body.scrollHeight : document.body.offsetHeight + 'px'); +} + +.LCmodal-window { + position:fixed; + top:50%; + left:50%; + margin:0; + padding:0; + z-index:102; + } + +* html .LCmodal-window { + position:absolute; +} + +.LCclose-window { + position:absolute; + width:32px; + height:32px; + right:8px; + top:8px; + background:transparent url('/res/adm/pages/process-stop.png') no-repeat scroll right top; + text-indent:-99999px; + overflow:hidden; + cursor:pointer; +} + +/* + styles used for response display +*/ +div.LC_radiofoil, div.LC_rankfoil { + margin: .5em 0em .5em 0em; +} +table.LC_itemgroup { + margin-top: 1em; +} + +/* + styles used by TTH when "Default set of options to pass to tth/m + when converting TeX" in course settings has been set + + option passed: -t + +*/ + +td div.comp { margin-top: -0.6ex; margin-bottom: -1ex;} +td div.comb { margin-top: -0.6ex; margin-bottom: -.6ex;} +td div.hrcomp { line-height: 0.9; margin-top: -0.8ex; margin-bottom: -1ex;} +td div.norm {line-height:normal;} + +/* + option passed -y3 +*/ + +span.roman {font-family: serif; font-style: normal; font-weight: normal;} +span.overacc2 {position: relative; left: .8em; top: -1.2ex;} +span.overacc1 {position: relative; left: .6em; top: -1.2ex;} + +/* + sections with roles, for content only +*/ +section[class^="role-"] { + padding-left: 10px; + padding-right: 5px; + margin-top: 8px; + margin-bottom: 8px; + border: 1px solid #2A4; + border-radius: 5px; + box-shadow: 0px 1px 1px #BBB; +} +section[class^="role-"]>h1 { + position: relative; + margin: 0px; + padding-top: 10px; + padding-left: 40px; +} +section[class^="role-"]>h1:before { + position: absolute; + left: -5px; + top: 5px; +} +section.role-activity>h1:before { + content:url('/adm/daxe/images/section_icons/activity.png'); +} +section.role-advice>h1:before { + content:url('/adm/daxe/images/section_icons/advice.png'); +} +section.role-bibliography>h1:before { + content:url('/adm/daxe/images/section_icons/bibliography.png'); +} +section.role-citation>h1:before { + content:url('/adm/daxe/images/section_icons/citation.png'); +} +section.role-conclusion>h1:before { + content:url('/adm/daxe/images/section_icons/conclusion.png'); +} +section.role-definition>h1:before { + content:url('/adm/daxe/images/section_icons/definition.png'); +} +section.role-demonstration>h1:before { + content:url('/adm/daxe/images/section_icons/demonstration.png'); +} +section.role-example>h1:before { + content:url('/adm/daxe/images/section_icons/example.png'); +} +section.role-explanation>h1:before { + content:url('/adm/daxe/images/section_icons/explanation.png'); +} +section.role-introduction>h1:before { + content:url('/adm/daxe/images/section_icons/introduction.png'); +} +section.role-method>h1:before { + content:url('/adm/daxe/images/section_icons/method.png'); +} +section.role-more_information>h1:before { + content:url('/adm/daxe/images/section_icons/more_information.png'); +} +section.role-objectives>h1:before { + content:url('/adm/daxe/images/section_icons/objectives.png'); +} +section.role-prerequisites>h1:before { + content:url('/adm/daxe/images/section_icons/prerequisites.png'); +} +section.role-remark>h1:before { + content:url('/adm/daxe/images/section_icons/remark.png'); +} +section.role-reminder>h1:before { + content:url('/adm/daxe/images/section_icons/reminder.png'); +} +section.role-summary>h1:before { + content:url('/adm/daxe/images/section_icons/summary.png'); +} +section.role-syntax>h1:before { + content:url('/adm/daxe/images/section_icons/syntax.png'); +} +section.role-warning>h1:before { + content:url('/adm/daxe/images/section_icons/warning.png'); +} + END } @@ -6543,6 +8146,7 @@ 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(), @@ -6553,7 +8157,12 @@ sub headtag { my $result = '
'.
- &font_settings();
+ &font_settings($args);
+
+ my $inhibitprint;
+ if ($args->{'print_suppress'}) {
+ $inhibitprint = &print_suppression();
+ }
if (!$args->{'frameset'}) {
$result .= &Apache::lonhtmlcommon::htmlareaheaders();
@@ -6564,9 +8173,25 @@ sub headtag {
if (!$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();
+ $result.=&LCprogressbarUpdate_script();
+ } else {
+ if ($args->{'add_modal'}) {
+ $result.=&modal_window();
+ }
+ if ($args->{'add_wishlist'}) {
+ $result.=&wishlist_window();
+ }
+ if ($args->{'add_togglebox'}) {
+ $result.=&togglebox_script();
+ }
+ if ($args->{'add_progressbar'}) {
+ $result.=&LCprogressbarUpdate_script();
+ }
}
-
if (ref($args->{'redirect'})) {
my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}};
$url = &Apache::lonenc::check_encrypt($url);
@@ -6577,14 +8202,106 @@ sub headtag {
ADDMETA
+ } else {
+ unless (($args->{'frameset'}) || ($args->{'js_ready'}) || ($args->{'only_body'}) || ($args->{'no_nav_bar'})) {
+ my $requrl = $env{'request.uri'};
+ if ($requrl eq '') {
+ $requrl = $ENV{'REQUEST_URI'};
+ $requrl =~ s/\?.+$//;
+ }
+ unless (($requrl =~ m{^/adm/(?:switchserver|login|authenticate|logout|groupsort|cleanup|helper|slotrequest|grades)(\?|$)}) ||
+ (($requrl =~ m{^/res/}) && (($env{'form.submitted'} eq 'scantron') ||
+ ($env{'form.grade_symb'}) || ($Apache::lonhomework::scantronmode)))) {
+ my $dom_in_use = $Apache::lonnet::perlvar{'lonDefDomain'};
+ unless (&Apache::lonnet::allowed('mau',$dom_in_use)) {
+ my %domdefs = &Apache::lonnet::get_domain_defaults($dom_in_use);
+ if (ref($domdefs{'offloadnow'}) eq 'HASH') {
+ my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
+ if ($domdefs{'offloadnow'}{$lonhost}) {
+ my $newserver = &Apache::lonnet::spareserver(30000,undef,1,$dom_in_use);
+ if (($newserver) && ($newserver ne $lonhost)) {
+ my $numsec = 5;
+ my $timeout = $numsec * 1000;
+ my ($newurl,$locknum,%locks,$msg);
+ if ($env{'request.role.adv'}) {
+ ($locknum,%locks) = &Apache::lonnet::get_locks();
+ }
+ my $disable_submit = 0;
+ if ($requrl =~ /$LONCAPA::assess_re/) {
+ $disable_submit = 1;
+ }
+ if ($locknum) {
+ my @lockinfo = sort(values(%locks));
+ $msg = &mt('Once the following tasks are complete: ')."\\n".
+ join(", ",sort(values(%locks)))."\\n".
+ &mt('your session will be transferred to a different server, after you click "Roles".');
+ } else {
+ if (($requrl =~ m{^/res/}) && ($env{'form.submitted'} =~ /^part_/)) {
+ $msg = &mt('Your LON-CAPA submission has been recorded')."\\n";
+ }
+ $msg .= &mt('Your current LON-CAPA session will be transferred to a different server in [quant,_1,second].',$numsec);
+ $newurl = '/adm/switchserver?otherserver='.$newserver;
+ if (($env{'request.role'}) && ($env{'request.role'} ne 'cm')) {
+ $newurl .= '&role='.$env{'request.role'};
+ }
+ if ($env{'request.symb'}) {
+ $newurl .= '&symb='.$env{'request.symb'};
+ } else {
+ $newurl .= '&origurl='.$requrl;
+ }
+ }
+ &js_escape(\$msg);
+ $result.=<
' - .'' + .'{'frameset'}) { + $result .= ' /'; + } + $result .= '>' + .$inhibitprint .$head_extra; + my $clientmobile; + if (($env{'user.name'} eq '') && ($env{'user.domain'} eq '')) { + (undef,undef,undef,undef,undef,undef,$clientmobile) = &decode_user_agent(); + } else { + $clientmobile = $env{'browser.mobile'}; + } + if ($clientmobile) { + $result .= ' + +'; + } return $result.''; } @@ -6594,21 +8311,103 @@ ADDMETA Returns neccessary 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'}) { - $headerstring.= - ''; + if ((!$env{'browser.mathml'} && $env{'browser.unicode'}) || + ((ref($args) eq 'HASH') && ($args->{'browser.unicode'}))) { + $headerstring.= + '{'frameset'}) { + $headerstring.= ' /'; + } + $headerstring .= '>'."\n"; } return $headerstring; } =pod +=item * &print_suppression() + +In course context returns css which causes the body to be blank when media="print", +if printout generation is unavailable for the current resource. + +This could be because: + +(a) printstartdate is in the future + +(b) printenddate is in the past + +(c) there is an active exam block with "printout" +functionality blocked + +Users with pav, pfo or evb privileges are exempt. + +Inputs: none + +=cut + + +sub print_suppression { + my $noprint; + if ($env{'request.course.id'}) { + my $scope = $env{'request.course.id'}; + if ((&Apache::lonnet::allowed('pav',$scope)) || + (&Apache::lonnet::allowed('pfo',$scope))) { + return; + } + if ($env{'request.course.sec'} ne '') { + $scope .= "/$env{'request.course.sec'}"; + if ((&Apache::lonnet::allowed('pav',$scope)) || + (&Apache::lonnet::allowed('pfo',$scope))) { + return; + } + } + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $blocked = &blocking_status('printout',$cnum,$cdom,undef,1); + if ($blocked) { + my $checkrole = "cm./$cdom/$cnum"; + if ($env{'request.course.sec'} ne '') { + $checkrole .= "/$env{'request.course.sec'}"; + } + unless ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) && + ($env{'request.role'} !~ m{^st\./$cdom/$cnum})) { + $noprint = 1; + } + } + unless ($noprint) { + my $symb = &Apache::lonnet::symbread(); + if ($symb ne '') { + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + my $res = $navmap->getBySymb($symb); + if (ref($res)) { + if (!$res->resprintable()) { + $noprint = 1; + } + } + } + } + } + if ($noprint) { + return <<"ENDSTYLE"; + +ENDSTYLE + } + } + return; +} + +=pod + =item * &xml_begin() Returns the needed doctype and @@ -6618,6 +8417,7 @@ Inputs: none =cut sub xml_begin { + my ($is_frameset) = @_; my $output=''; if ($env{'browser.mathml'}) { @@ -6629,9 +8429,12 @@ sub xml_begin { .'' .''; + } elsif ($is_frameset) { + $output=''."\n". + ''."\n"; } else { - $output='' - .''; + $output=''."\n". + ''."\n"; } return $output; } @@ -6676,11 +8479,10 @@ $args - additional optional args support head -> skip the
generation body -> skip all