--- loncom/interface/loncommon.pm 2016/11/29 03:01:04 1.1267 +++ loncom/interface/loncommon.pm 2025/03/25 01:02:59 1.1476 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common routines # -# $Id: loncommon.pm,v 1.1267 2016/11/29 03:01:04 raeburn Exp $ +# $Id: loncommon.pm,v 1.1476 2025/03/25 01:02:59 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -61,7 +61,7 @@ use POSIX qw(strftime mktime); use Apache::lonmenu(); use Apache::lonenc(); use Apache::lonlocal; -use Apache::lonnet(); +use Apache::lonnavmaps(); use HTML::Entities; use Apache::lonhtmlcommon(); use Apache::loncoursedata(); @@ -71,6 +71,10 @@ use Apache::lonuserutils(); use Apache::lonuserstate(); use Apache::courseclassifier(); use LONCAPA qw(:DEFAULT :match); +use LONCAPA::ltiutils; +use LONCAPA::LWPReq; +use LONCAPA::map(); +use HTTP::Request; use DateTime::TimeZone; use DateTime::Locale; use Encode(); @@ -78,11 +82,14 @@ 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; +use File::Copy(); +use File::Path(); +use String::CRC32(); +use Short::URL(); # ---------------------------------------------- Designs use vars qw(%defaultdesign); @@ -198,7 +205,7 @@ BEGIN { { my $langtabfile = $Apache::lonnet::perlvar{'lonTabDir'}. '/language.tab'; - if ( open(my $fh,"<$langtabfile") ) { + if ( open(my $fh,'<',$langtabfile) ) { while (my $line = <$fh>) { next if ($line=~/^\#/); chomp($line); @@ -220,7 +227,7 @@ BEGIN { { my $copyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}. '/copyright.tab'; - if ( open (my $fh,"<$copyrightfile") ) { + if ( open (my $fh,'<',$copyrightfile) ) { while (my $line = <$fh>) { next if ($line=~/^\#/); chomp($line); @@ -234,7 +241,7 @@ BEGIN { { my $sourcecopyrightfile = $Apache::lonnet::perlvar{'lonIncludes'}. '/source_copyright.tab'; - if ( open (my $fh,"<$sourcecopyrightfile") ) { + if ( open (my $fh,'<',$sourcecopyrightfile) ) { while (my $line = <$fh>) { next if ($line =~ /^\#/); chomp($line); @@ -248,7 +255,7 @@ BEGIN { # -------------------------------------------------------------- default domain designs my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors'; my $designfile = $designdir.'/default.tab'; - if ( open (my $fh,"<$designfile") ) { + if ( open (my $fh,'<',$designfile) ) { while (my $line = <$fh>) { next if ($line =~ /^\#/); chomp($line); @@ -262,7 +269,7 @@ BEGIN { { my $categoryfile = $Apache::lonnet::perlvar{'lonTabDir'}. '/filecategories.tab'; - if ( open (my $fh,"<$categoryfile") ) { + if ( open (my $fh,'<',$categoryfile) ) { while (my $line = <$fh>) { next if ($line =~ /^\#/); chomp($line); @@ -277,7 +284,7 @@ BEGIN { { my $typesfile = $Apache::lonnet::perlvar{'lonTabDir'}. '/filetypes.tab'; - if ( open (my $fh,"<$typesfile") ) { + if ( open (my $fh,'<',$typesfile) ) { while (my $line = <$fh>) { next if ($line =~ /^\#/); chomp($line); @@ -430,7 +437,7 @@ sub studentbrowser_javascript { + +ENDJS + +} + +=pod + +=item * &iframe_wrapper_resizejs() + +emits javascript used to handle resizing for a page containing +an iframe, to ensure that the iframe does not obscure any +standard LON-CAPA menu items. + +=back + +=cut + +# +# jQuery to use when iframe is in use and a page resize occurs. +# This script will ensure that the iframe does not obscure any +# standard LON-CAPA inline menus (primary, secondary, and/or +# breadcrumbs and Functions menus. Expects javascript from +# &iframe_wrapper_headjs() to be in head portion of the web page, +# e.g., by inclusion in second arg passed to &start_page(). +# + +sub iframe_wrapper_resizejs { + my $offset = 5; + &get_unprocessed_cgi($ENV{'QUERY_STRING'},['inhibitmenu']); + if (($env{'form.inhibitmenu'} eq 'yes') || ($env{'form.only_body'})) { + $offset = 0; + } + return &Apache::lonhtmlcommon::scripttag(< $_.' '. &Apache::lonnet::domain($_,'description') - } &Apache::lonnet::all_domains(); + } @possdoms; + + if ((ref($excdoms) eq 'ARRAY') && (@{$excdoms} > 0)) { + foreach my $dom (@{$excdoms}) { + delete($domains{$dom}); + } + } + if ($multiple) { $domains{''}=&mt('Any domain'); $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))]; - return &multiple_select_form($name,$value,4,\%domains); + return &multiple_select_form($name,$value,4,\%domains,undef,$id); } else { $domains{'select_form_order'} = [sort {lc($a) cmp lc($b) } (keys(%domains))]; - return &select_form($name,$value,\%domains); + return &select_form($name,$value,\%domains,'','',$id); } } @@ -2498,7 +2836,7 @@ sub domain_select { =over 4 -=item * &multiple_select_form($name,$value,$size,$hash,$order) +=item * &multiple_select_form($name,$value,$size,$hash,$order,$id) Returns a string containing a element =cut #------------------------------------------- sub multiple_select_form { - my ($name,$value,$size,$hash,$order)=@_; + my ($name,$value,$size,$hash,$order,$id)=@_; my %selected = map { $_ => 1 } ref($value)?@{$value}:($value); my $output=''; if (! defined($size)) { @@ -2524,7 +2863,10 @@ sub multiple_select_form { $size = scalar(keys(%$hash)); } } - $output.="\n".''; my @order; if (ref($order) eq 'ARRAY') { @order = @{$order}; @@ -2548,7 +2890,7 @@ sub multiple_select_form { =pod -=item * &select_form($defdom,$name,$hashref,$onchange,$readonly) +=item * &select_form($defdom,$name,$hashref,$onchange,$readonly,$id,$aria_labelledby) Returns a string containing a \n"; + if ($id ne '') { + $id = ' id="'.$id.'"'; + } + if ($aria_labelledby ne '') { + $aria_labelledby = ' aria-labelledby="'.$aria_labelledby.'"'; + } + my $selectform = "\n"; + my $selectform = "\n"; + my $selectdomain = "'; $result = &mt ('[_1] Filesystem Authenticated (with initial password [_2])', - ''); + ''.$autharg); + return $result; +} + +sub authform_lti { + my %in = ( + formname => 'document.cu', + kerb_def_dom => 'MSU.EDU', + @_, + ); + my ($lticheck,$result,$authtype,$autharg,$jscall,$disabled); + my ($authnum,%can_assign) = &get_assignable_auth($in{'domain'}); + if ($in{'readonly'}) { + $disabled = ' disabled="disabled"'; + } + if (defined($in{'curr_authtype'})) { + if ($in{'curr_authtype'} eq 'lti') { + if ($can_assign{'lti'}) { + $lticheck = 'checked="checked" '; + if (defined($in{'mode'})) { + if ($in{'mode'} eq 'modifyuser') { + $lticheck = ''; + } + } + } else { + $result = &mt('Currently LTI Authenticated.'); + return $result; + } + } + } else { + if ($authnum == 1) { + $authtype = ''; + } + } + if (!$can_assign{'lti'}) { + return; + } elsif ($authtype eq '') { + if (defined($in{'mode'})) { + if ($in{'mode'} eq 'modifycourse') { + if ($authnum == 1) { + $authtype = ''; + } + } + } + } + $jscall = "javascript:changed_radio('lti',$in{'formname'});"; + if (($authtype eq '') && (($in{'mode'} eq 'modifycourse') || ($in{'curr_authtype'} ne 'lti'))) { + $authtype = ''; + } + $autharg = ''; + if ($authtype) { + $result = &mt('[_1] LTI Authenticated', + ''.$autharg); + } else { + $result = ''.&mt('LTI Authenticated').''. + $autharg; + } return $result; } @@ -3445,6 +3861,7 @@ sub get_assignable_auth { krb5 => 1, int => 1, loc => 1, + lti => 1, ); my %domconfig = &Apache::lonnet::get_dom('configuration',['usercreation'],$dom); if (ref($domconfig{'usercreation'}) eq 'HASH') { @@ -3477,6 +3894,243 @@ sub get_assignable_auth { return ($authnum,%can_assign); } +sub check_passwd_rules { + my ($domain,$plainpass) = @_; + my %passwdconf = &Apache::lonnet::get_passwdconf($domain); + my ($min,$max,@chars,@brokerule,$warning); + $min = $Apache::lonnet::passwdmin; + if (ref($passwdconf{'chars'}) eq 'ARRAY') { + if ($passwdconf{'min'} =~ /^\d+$/) { + if ($passwdconf{'min'} > $min) { + $min = $passwdconf{'min'}; + } + } + if ($passwdconf{'max'} =~ /^\d+$/) { + $max = $passwdconf{'max'}; + } + @chars = @{$passwdconf{'chars'}}; + } + if (($min) && (length($plainpass) < $min)) { + push(@brokerule,'min'); + } + if (($max) && (length($plainpass) > $max)) { + push(@brokerule,'max'); + } + if (@chars) { + my %rules; + map { $rules{$_} = 1; } @chars; + if ($rules{'uc'}) { + unless ($plainpass =~ /[A-Z]/) { + push(@brokerule,'uc'); + } + } + if ($rules{'lc'}) { + unless ($plainpass =~ /[a-z]/) { + push(@brokerule,'lc'); + } + } + if ($rules{'num'}) { + unless ($plainpass =~ /\d/) { + push(@brokerule,'num'); + } + } + if ($rules{'spec'}) { + unless ($plainpass =~ /[!"#$%&'()*+,\-.\/:;<=>?@[\\\]^_`{|}~]/) { + push(@brokerule,'spec'); + } + } + } + if (@brokerule) { + my %rulenames = &Apache::lonlocal::texthash( + uc => 'At least one upper case letter', + lc => 'At least one lower case letter', + num => 'At least one number', + spec => 'At least one non-alphanumeric', + ); + $rulenames{'uc'} .= ': ABCDEFGHIJKLMNOPQRSTUVWXYZ'; + $rulenames{'lc'} .= ': abcdefghijklmnopqrstuvwxyz'; + $rulenames{'num'} .= ': 0123456789'; + $rulenames{'spec'} .= ': !"\#$%&\'()*+,-./:;<=>?@[\]^_\`{|}~'; + $rulenames{'min'} = &mt('Minimum password length: [_1]',$min); + $rulenames{'max'} = &mt('Maximum password length: [_1]',$max); + $warning = &mt('Password did not satisfy the following:').''; + } + if (wantarray) { + return @brokerule; + } + return $warning; +} + +sub passwd_validation_js { + my ($currpasswdval,$domain,$context,$id) = @_; + my (%passwdconf,$alertmsg); + if ($context eq 'linkprot') { + my %domconfig = &Apache::lonnet::get_dom('configuration',['ltisec'],$domain); + if (ref($domconfig{'ltisec'}) eq 'HASH') { + if (ref($domconfig{'ltisec'}{'rules'}) eq 'HASH') { + %passwdconf = %{$domconfig{'ltisec'}{'rules'}}; + } + } + if ($id eq 'add') { + $alertmsg = &mt('Secret for added launcher did not satisfy requirement(s):').'\n\n'; + } elsif ($id =~ /^\d+$/) { + my $pos = $id+1; + $alertmsg = &mt('Secret for launcher [_1] did not satisfy requirement(s):','#'.$pos).'\n\n'; + } else { + $alertmsg = &mt('A secret did not satisfy requirement(s):').'\n\n'; + } + } elsif ($context eq 'ltitools') { + my %domconfig = &Apache::lonnet::get_dom('configuration',['toolsec'],$domain); + if (ref($domconfig{'toolsec'}) eq 'HASH') { + if (ref($domconfig{'toolsec'}{'rules'}) eq 'HASH') { + %passwdconf = %{$domconfig{'toolsec'}{'rules'}}; + } + } + if ($id eq 'add') { + $alertmsg = &mt('Secret for added external tool did not satisfy requirement(s):').'\n\n'; + } elsif ($id =~ /^\d+$/) { + my $pos = $id+1; + $alertmsg = &mt('Secret for external tool [_1] did not satisfy requirement(s):','#'.$pos).'\n\n'; + } else { + $alertmsg = &mt('A secret did not satisfy requirement(s):').'\n\n'; + } + } else { + %passwdconf = &Apache::lonnet::get_passwdconf($domain); + $alertmsg = &mt('Initial password did not satisfy requirement(s):').'\n\n'; + } + my ($min,$max,@chars,$numrules,$intargjs,%alert); + $numrules = 0; + $min = $Apache::lonnet::passwdmin; + if (ref($passwdconf{'chars'}) eq 'ARRAY') { + if ($passwdconf{'min'} =~ /^\d+$/) { + if ($passwdconf{'min'} > $min) { + $min = $passwdconf{'min'}; + } + } + if ($passwdconf{'max'} =~ /^\d+$/) { + $max = $passwdconf{'max'}; + $numrules ++; + } + @chars = @{$passwdconf{'chars'}}; + if (@chars) { + $numrules ++; + } + } + if ($min > 0) { + $numrules ++; + } + if (($min > 0) || ($max ne '') || (@chars > 0)) { + if ($min) { + $alert{'min'} = &mt('minimum [quant,_1,character]',$min).'\n'; + } + if ($max) { + $alert{'max'} = &mt('maximum [quant,_1,character]',$max).'\n'; + } + my (@charalerts,@charrules); + if (@chars) { + if (grep(/^uc$/,@chars)) { + push(@charalerts,&mt('contain at least one upper case letter')); + push(@charrules,'uc'); + } + if (grep(/^lc$/,@chars)) { + push(@charalerts,&mt('contain at least one lower case letter')); + push(@charrules,'lc'); + } + if (grep(/^num$/,@chars)) { + push(@charalerts,&mt('contain at least one number')); + push(@charrules,'num'); + } + if (grep(/^spec$/,@chars)) { + push(@charalerts,&mt('contain at least one non-alphanumeric')); + push(@charrules,'spec'); + } + } + $intargjs = qq| var rulesmsg = '';\n|. + qq| var currpwval = $currpasswdval;\n|; + if ($min) { + $intargjs .= qq| + if (currpwval.length < $min) { + rulesmsg += ' - $alert{min}'; + } +|; + } + if ($max) { + $intargjs .= qq| + if (currpwval.length > $max) { + rulesmsg += ' - $alert{max}'; + } +|; + } + if (@chars > 0) { + my $charrulestr = '"'.join('","',@charrules).'"'; + my $charalertstr = '"'.join('","',@charalerts).'"'; + $intargjs .= qq| var brokerules = new Array();\n|. + qq| var charrules = new Array($charrulestr);\n|. + qq| var charalerts = new Array($charalertstr);\n|; + my %rules; + map { $rules{$_} = 1; } @chars; + if ($rules{'uc'}) { + $intargjs .= qq| + var ucRegExp = /[A-Z]/; + if (!ucRegExp.test(currpwval)) { + brokerules.push('uc'); + } +|; + } + if ($rules{'lc'}) { + $intargjs .= qq| + var lcRegExp = /[a-z]/; + if (!lcRegExp.test(currpwval)) { + brokerules.push('lc'); + } +|; + } + if ($rules{'num'}) { + $intargjs .= qq| + var numRegExp = /[0-9]/; + if (!numRegExp.test(currpwval)) { + brokerules.push('num'); + } +|; + } + if ($rules{'spec'}) { + $intargjs .= q| + var specRegExp = /[!"#$%&'()*+,\-.\/:;<=>?@[\\^\]_`{\|}~]/; + if (!specRegExp.test(currpwval)) { + brokerules.push('spec'); + } +|; + } + $intargjs .= qq| + if (brokerules.length > 0) { + for (var i=0; i &mt('Any category'), map { $_,$_ } sort(keys(%category_extensions))}); + {'' => &mt('Any category'), map { $_,$_ } sort(keys(%category_extensions))}, + '','',$id); } =pod @@ -4562,9 +5241,15 @@ sub get_previous_attempt { } $prevattempts.= &end_data_table_row().&end_data_table(); } else { + my $msg; + if ($symb =~ /ext\.tool$/) { + $msg = &mt('No grade passed back.'); + } else { + $msg = &mt('Nothing submitted - no attempts.'); + } $prevattempts= &start_data_table().&start_data_table_row(). - ''.&mt('Nothing submitted - no attempts.').''. + ''.$msg.''. &end_data_table_row().&end_data_table(); } } else { @@ -4669,6 +5354,9 @@ sub get_student_view { } if (defined($target)) { $form{'grade_target'} = $target; } $feedurl=&Apache::lonnet::clutter($feedurl); + if (($feedurl =~ /ext\.tool$/) && ($target eq 'tex')) { + $feedurl =~ s{^/adm/wrapper}{}; + } my ($userview,$response)=&Apache::lonnet::ssi_body($feedurl,%form); $userview=~s/\]*\>//gi; $userview=~s/\<\/body\>//gi; @@ -4676,6 +5364,7 @@ sub get_student_view { $userview=~s/\<\/html\>//gi; $userview=~s/\//gi; $userview=~s/\<\/head\>//gi; + $userview=~s/\Q
new(); + if (ref($navmap)) { + my ($map,undef,$url)=&Apache::lonnet::decode_symb($currsymb); + my @resources = $navmap->retrieveResources($map,sub { $_[0]->is_problem() },0,0); + foreach my $res (@resources) { + if (ref($res) && $res->symb()) { + push(@symbs,$res->symb()); + } + } + } + } else { + @symbs = ($currsymb); + } + foreach my $symb (@symbs) { + my $css_href = &Apache::lonnet::EXT('resource.0.cssfile',$symb); + if ($css_href =~ /\S/) { + unless ($css_href =~ m{https?://}) { + my $url = (&Apache::lonnet::decode_symb($symb))[-1]; + my $proburl = &Apache::lonnet::clutter($url); + my ($probdir) = ($proburl =~ m{(.+)/[^/]+$}); + unless ($css_href =~ m{^/}) { + $css_href = &Apache::lonnet::hreflocation($probdir,$css_href); + } + if ($css_href =~ m{^/(res|uploaded)/}) { + unless (($httpref{'httpref.'.$css_href}) || + (&Apache::lonnet::is_on_map($css_href))) { + my $thisurl = $proburl; + if ($env{'httpref.'.$proburl}) { + $thisurl = $env{'httpref.'.$proburl}; + } + $httpref{'httpref.'.$css_href} = $thisurl; + } + } + } + $cssrefs{$css_href} = 1; + } + } + if (keys(%httpref)) { + &Apache::lonnet::appenv(\%httpref); + } + if (keys(%cssrefs)) { + foreach my $css_href (keys(%cssrefs)) { + next unless ($css_href =~ m{^(/res/|/uploaded/|https?://)}); + $links .= ''."\n"; + } + } + return $links; +} + =pod =item * &get_student_answers() @@ -4968,13 +5710,96 @@ sub findallcourses { ############################################### sub blockcheck { - my ($setters,$activity,$uname,$udom,$url,$is_course) = @_; - + my ($setters,$activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller) = @_; + unless (($activity eq 'docs') || ($activity eq 'reinit') || ($activity eq 'alert')) { + my ($has_evb,$check_ipaccess); + my $dom = $env{'user.domain'}; + if ($env{'request.course.id'}) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $checkrole = "cm./$cdom/$cnum"; + my $sec = $env{'request.course.sec'}; + if ($sec ne '') { + $checkrole .= "/$sec"; + } + if ((&Apache::lonnet::allowed('evb',undef,undef,$checkrole)) && + ($env{'request.role'} !~ /^st/)) { + $has_evb = 1; + } + unless ($has_evb) { + if (($activity eq 'printout') || ($activity eq 'grades') || ($activity eq 'search') || + ($activity eq 'index') || ($activity eq 'boards') || ($activity eq 'groups') || + ($activity eq 'chat')) { + if ($udom eq $cdom) { + $check_ipaccess = 1; + } + } + } + } elsif (($activity eq 'com') || ($activity eq 'port') || ($activity eq 'blogs') || + ($activity eq 'about') || ($activity eq 'wishlist') || ($activity eq 'passwd')) { + my $checkrole; + if ($env{'request.role.domain'} eq '') { + $checkrole = "cm./$env{'user.domain'}/"; + } else { + $checkrole = "cm./$env{'request.role.domain'}/"; + } + if (($checkrole) && (&Apache::lonnet::allowed('evb',undef,undef,$checkrole))) { + $has_evb = 1; + } + } + unless ($has_evb || $check_ipaccess) { + my @machinedoms = &Apache::lonnet::current_machine_domains(); + if (($dom eq 'public') && ($activity eq 'port')) { + $dom = $udom; + } + if (($dom ne '') && (grep(/^\Q$dom\E$/,@machinedoms))) { + $check_ipaccess = 1; + } else { + my $lonhost = $Apache::lonnet::perlvar{'lonHostID'}; + my $internet_names = &Apache::lonnet::get_internet_names($lonhost); + my $prim = &Apache::lonnet::domain($dom,'primary'); + my $intdom = &Apache::lonnet::internet_dom($prim); + if (($intdom ne '') && (ref($internet_names) eq 'ARRAY')) { + if (grep(/^\Q$intdom\E$/,@{$internet_names})) { + $check_ipaccess = 1; + } + } + } + } + if ($check_ipaccess) { + my ($ipaccessref,$cached)=&Apache::lonnet::is_cached_new('ipaccess',$dom); + unless (defined($cached)) { + my %domconfig = + &Apache::lonnet::get_dom('configuration',['ipaccess'],$dom); + $ipaccessref = &Apache::lonnet::do_cache_new('ipaccess',$dom,$domconfig{'ipaccess'},1800); + } + if ((ref($ipaccessref) eq 'HASH') && ($clientip)) { + foreach my $id (keys(%{$ipaccessref})) { + if (ref($ipaccessref->{$id}) eq 'HASH') { + my $range = $ipaccessref->{$id}->{'ip'}; + if ($range) { + if (&Apache::lonnet::ip_match($clientip,$range)) { + if (ref($ipaccessref->{$id}->{'commblocks'}) eq 'HASH') { + if ($ipaccessref->{$id}->{'commblocks'}->{$activity} eq 'on') { + return ('','','',$id,$dom); + last; + } + } + } + } + } + } + } + } + if (($activity eq 'wishlist') || ($activity eq 'annotate')) { + return (); + } + } 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,$url); + &get_blocks($setters,$activity,$udom,$uname,$url,$symb,$caller); return ($startblock,$endblock,$triggerblock); } } else { @@ -4985,13 +5810,18 @@ sub blockcheck { my $startblock = 0; my $endblock = 0; my $triggerblock = ''; - my %live_courses = &findallcourses(undef,$uname,$udom); + my %live_courses; + unless (($activity eq 'wishlist') || ($activity eq 'annotate')) { + %live_courses = &findallcourses(undef,$uname,$udom); + } # If uname is for a user, and activity is course-specific, i.e., # boards, chat or groups, check for blocking in current course only. if (($activity eq 'boards' || $activity eq 'chat' || - $activity eq 'groups' || $activity eq 'printout') && + $activity eq 'groups' || $activity eq 'printout' || + $activity eq 'search' || $activity eq 'index' || + $activity eq 'reinit' || $activity eq 'alert') && ($env{'request.course.id'})) { foreach my $key (keys(%live_courses)) { if ($key ne $env{'request.course.id'}) { @@ -5075,7 +5905,7 @@ sub blockcheck { $tdom,$spec,$trest,$area); } } - my ($author,$adv) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles); + my ($author,$adv,$rar) = &Apache::lonnet::set_userprivs(\%userroles,\%allroles); if ($userroles{'user.priv.'.$checkrole} =~ /evb\&([^\:]*)/) { if ($1) { $no_userblock = 1; @@ -5097,11 +5927,11 @@ sub blockcheck { ($env{'request.role'} !~ m{^st\./\Q$cdom\E/\Q$cnum\E})); next if ($no_userblock); - # Retrieve blocking times and identity of locker for course + # Retrieve blocking times and identity of blocker for course # of specified user, unless user has 'evb' privilege. - + my ($start,$end,$trigger) = - &get_blocks($setters,$activity,$cdom,$cnum,$url); + &get_blocks($setters,$activity,$cdom,$cnum,$url,$symb,$caller); if (($start != 0) && (($startblock == 0) || ($startblock > $start))) { $startblock = $start; @@ -5121,7 +5951,7 @@ sub blockcheck { } sub get_blocks { - my ($setters,$activity,$cdom,$cnum,$url) = @_; + my ($setters,$activity,$cdom,$cnum,$url,$symb,$caller) = @_; my $startblock = 0; my $endblock = 0; my $triggerblock = ''; @@ -5134,7 +5964,13 @@ sub get_blocks { my $now = time; my %commblocks = &Apache::lonnet::get_comm_blocks($cdom,$cnum); if ($activity eq 'docs') { - @blockers = &Apache::lonnet::has_comm_blocking('bre',undef,$url,\%commblocks); + my ($blocked,$nosymbcache,$noenccheck); + if (($caller eq 'blockedaccess') || ($caller eq 'blockingstatus')) { + $blocked = 1; + $nosymbcache = 1; + $noenccheck = 1; + } + @blockers = &Apache::lonnet::has_comm_blocking('bre',$symb,$url,$nosymbcache,$noenccheck,$blocked,\%commblocks); foreach my $block (@blockers) { if ($block =~ /^firstaccess____(.+)$/) { my $item = $1; @@ -5186,13 +6022,19 @@ sub get_blocks { my $end = $start + $env{'course.'.$cdom.'_'.$cnum.'.timerinterval.'.$timersymb}; if ($start && $end) { if (($start <= time) && ($end >= time)) { - unless (grep(/^\Q$block\E$/,@blockers)) { - push(@blockers,$block); - $triggered{$block} = { - start => $start, - end => $end, - type => $type, - }; + if (ref($commblocks{$block}) eq 'HASH') { + if (ref($commblocks{$block}{'blocks'}) eq 'HASH') { + if ($commblocks{$block}{'blocks'}{$activity} eq 'on') { + unless(grep(/^\Q$block\E$/,@blockers)) { + push(@blockers,$block); + $triggered{$block} = { + start => $start, + end => $end, + type => $type, + }; + } + } + } } } } @@ -5256,14 +6098,17 @@ sub parse_block_record { } sub blocking_status { - my ($activity,$uname,$udom,$url,$is_course) = @_; + my ($activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller) = @_; my %setters; # check for active blocking - my ($startblock,$endblock,$triggerblock) = - &blockcheck(\%setters,$activity,$uname,$udom,$url,$is_course); + if ($clientip eq '') { + $clientip = &Apache::lonnet::get_requestor_ip(); + } + my ($startblock,$endblock,$triggerblock,$by_ip,$blockdom) = + &blockcheck(\%setters,$activity,$clientip,$uname,$udom,$url,$is_course,$symb,$caller); my $blocked = 0; - if ($startblock && $endblock) { + if (($startblock && $endblock) || ($by_ip)) { $blocked = 1; } @@ -5272,12 +6117,17 @@ sub blocking_status { # build a link to a popup window containing the details my $querystring = "?activity=$activity"; -# $uname and $udom decide whose portfolio the user is trying to look at - if (($activity eq 'port') || ($activity eq 'passwd')) { +# $uname and $udom decide whose portfolio (or information page) the user is trying to look at + if (($activity eq 'port') || ($activity eq 'about') || ($activity eq 'passwd')) { $querystring .= "&udom=$udom" if ($udom =~ /^$match_domain$/); $querystring .= "&uname=$uname" if ($uname =~ /^$match_username$/); } elsif ($activity eq 'docs') { - $querystring .= '&url='.&HTML::Entities::encode($url,'&"'); + my $showurl = &Apache::lonenc::check_encrypt($url); + $querystring .= '&url='.&HTML::Entities::encode($showurl,'\'&"<>'); + if ($symb) { + my $showsymb = &Apache::lonenc::check_encrypt($symb); + $querystring .= '&symb='.&HTML::Entities::encode($showsymb,'\'&"<>'); + } } my $output .= <<'END_MYBLOCK'; @@ -5302,6 +6152,22 @@ END_MYBLOCK $text = &mt('Printing Blocked'); } elsif ($activity eq 'passwd') { $text = &mt('Password Changing Blocked'); + } elsif ($activity eq 'grades') { + $text = &mt('Gradebook Blocked'); + } elsif ($activity eq 'search') { + $text = &mt('Search Blocked'); + } elsif ($activity eq 'index') { + $text = &mt('Content Index Blocked'); + } elsif ($activity eq 'alert') { + $text = &mt('Checking Critical Messages Blocked'); + } elsif ($activity eq 'reinit') { + $text = &mt('Checking Course Update Blocked'); + } elsif ($activity eq 'about') { + $text = &mt('Access to User Information Pages Blocked'); + } elsif ($activity eq 'wishlist') { + $text = &mt('Access to Stored Links Blocked'); + } elsif ($activity eq 'annotate') { + $text = &mt('Access to Annotations Blocked'); } $output .= <<"END_BLOCK";
@@ -5325,8 +6191,14 @@ sub check_ip_acc { if (!defined($acc) || $acc =~ /^\s*$/ || $acc =~/^\s*no\s*$/i) { return 1; } - my $allowed; - my $ip=$ENV{'REMOTE_ADDR'} || $clientip || $env{'request.host'}; + my ($ip,$allowed); + if (($ENV{'REMOTE_ADDR'} eq '127.0.0.1') || + ($ENV{'REMOTE_ADDR'} eq &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}))) { + $ip = $env{'request.host'} || $ENV{'REMOTE_ADDR'} || $clientip; + } else { + my $remote_ip = &Apache::lonnet::get_requestor_ip(); + $ip = $remote_ip || $env{'request.host'} || $clientip; + } my $name; my %access = ( @@ -5477,6 +6349,17 @@ sub get_domainconf { } } } + } elsif ($key eq 'saml') { + if (ref($domconfig{'login'}{$key}) eq 'HASH') { + foreach my $host (keys(%{$domconfig{'login'}{$key}})) { + if (ref($domconfig{'login'}{$key}{$host}) eq 'HASH') { + $designhash{$udom.'.login.'.$key.'_'.$host} = 1; + foreach my $item ('text','img','alt','url','title','window','notsso') { + $designhash{$udom.'.login.'.$key.'_'.$item.'_'.$host} = $domconfig{'login'}{$key}{$host}{$item}; + } + } + } + } } else { foreach my $img (keys(%{$domconfig{'login'}{$key}})) { $designhash{$udom.'.login.'.$key.'_'.$img} = @@ -5541,7 +6424,7 @@ sub get_legacy_domconf { my $designdir=$Apache::lonnet::perlvar{'lonTabDir'}.'/lonDomColors'; my $designfile = $designdir.'/'.$udom.'.tab'; if (-e $designfile) { - if ( open (my $fh,"<$designfile") ) { + if ( open (my $fh,'<',$designfile) ) { while (my $line = <$fh>) { next if ($line =~ /^\#/); chomp($line); @@ -5581,8 +6464,12 @@ sub domainlogo { &Apache::lonnet::repcopy($local_name); } $imgsrc = &lonhttpdurl($imgsrc); - } - return ''.$domain.''; + } + my $alttext = $domain; + if ($designhash{$domain.'.login.alttext_domlogo'} ne '') { + $alttext = $designhash{$domain.'.login.alttext_domlogo'}; + } + return ''; } elsif (defined(&Apache::lonnet::domain($domain,'description'))) { return &Apache::lonnet::domain($domain,'description'); } else { @@ -5700,6 +6587,12 @@ sub head_subbox { Input: (optional) filename from which breadcrumb trail is built. In most cases no input as needed, as $env{'request.filename'} is appropriate for use in building the breadcrumb trail. + frameset flag + If page header is being requested for use in a frameset, then + the second (option) argument -- frameset will be true, and + the target attribute set for links should be target="_parent". + If $title is supplied as the third arg, that will be used to + the left of the breadcrumbs tail for the current path. Returns: HTML div with CSTR path and recent box To be included on Authoring Space pages @@ -5707,7 +6600,7 @@ Returns: HTML div with CSTR path and rec =cut sub CSTR_pageheader { - my ($trailfile) = @_; + my ($trailfile,$frameset,$title) = @_; if ($trailfile eq '') { $trailfile = $env{'request.filename'}; } @@ -5730,23 +6623,36 @@ sub CSTR_pageheader { $lastitem = $thisdisfn; } - my ($crsauthor,$title); + my $crsauthor; if (($env{'request.course.id'}) && ($env{'course.'.$env{'request.course.id'}.'.num'} eq $uname) && ($env{'course.'.$env{'request.course.id'}.'.domain'} eq $udom)) { $crsauthor = 1; - $title = &mt('Course Authoring Space'); - } else { + if ($title eq '') { + $title = &mt('Course Authoring Space'); + } + } elsif ($title eq '') { $title = &mt('Authoring Space'); } + my ($target,$crumbtarget) = (' target="_top"','_top'); + if ($frameset) { + $target = ' target="_parent"'; + $crumbtarget = '_parent'; + } elsif (($env{'request.lti.login'}) && ($env{'request.lti.target'} eq 'iframe')) { + $target = ''; + $crumbtarget = ''; + } elsif (($env{'request.deeplink.login'}) && ($env{'request.deeplink.target'})) { + $target = ' target="'.$env{'request.deeplink.target'}.'"'; + $crumbtarget = $env{'request.deeplink.target'}; + } + my $output = '
' .&Apache::loncommon::help_open_menu('','',3,'Authoring') #FIXME: Broken? Where is it? .''.$title.' ' - .'
' #FIXME lonpubdir: target="_parent" - .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,'_top','/priv/'.$udom,undef,undef); + .'' + .&Apache::lonhtmlcommon::crumbs($uname.'/'.$parentpath,$crumbtarget,'/priv/'.$udom,undef,undef); if ($lastitem) { $output .= @@ -5756,20 +6662,161 @@ sub CSTR_pageheader { } if ($crsauthor) { - $output .= '
'.&Apache::lonmenu::constspaceform(); + $output .= ''.&Apache::lonmenu::constspaceform($frameset); } else { $output .= '
' - #FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/','_top','/priv','','+1',1)."
" + #FIXME lonpubdir: &Apache::lonhtmlcommon::crumbs($uname.$thisdisfn.'/',$crumbtarget,'/priv','','+1',1)."
" .&Apache::lonhtmlcommon::select_recent('construct','recent','this.form.action=this.form.recent.value;this.form.submit()') .'' - .&Apache::lonmenu::constspaceform(); + .&Apache::lonmenu::constspaceform($frameset); } $output .= '
'; return $output; } +############################################## +=pod + +=item * &nocodemirror() + +Input: None + +Returns: 1 if CodeMirror is deactivated based on + user's preference, or domain default, + if user indicated use of default. + +=cut + +sub nocodemirror { + my $nocodem = $env{'environment.nocodemirror'}; + unless ($nocodem) { + my %domdefs = &Apache::lonnet::get_domain_defaults($env{'user.domain'}); + if ($domdefs{'nocodemirror'}) { + $nocodem = 'yes'; + } + } + if ($nocodem eq 'yes') { + return 1; + } + return; +} + +############################################## +=pod + +=item * &permitted_editors() + +Input: $uri (optional) + +Returns: %editors hash in which keys are editors + permitted in current Authoring Space, + or in current course for web pages + created in a course. + + Value for each key is 1. Possible keys + are: edit, xml, and daxe. + + For a regular Authoring Space, if no specific + set of editors has been set for the Author + who owns the Authoring Space, then the + domain default will be used. If no domain + default has been set, then the keys will be + edit and xml. + + For a course author, or for web pages created + in a course, if no specific set of editors has + been set for the course, then the domain + course default will be used. If no domain + course default has been set, then the keys + will be edit and xml. + +=cut + +sub permitted_editors { + my ($uri) = @_; + my ($is_author,$is_coauthor,$is_course,$auname,$audom,%editors); + if ($env{'request.role'} =~ m{^au\./}) { + $is_author = 1; + } elsif ($env{'request.role'} =~ m{^(?:ca|aa)\./($match_domain)/($match_username)}) { + ($audom,$auname) = ($1,$2); + if (($audom ne '') && ($auname ne '')) { + if (($env{'user.domain'} eq $audom) && + ($env{'user.name'} eq $auname)) { + $is_author = 1; + } else { + $is_coauthor = 1; + } + } + } elsif ($env{'request.course.id'}) { + my ($cdom,$cnum); + $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if (($env{'request.editurl'} =~ m{^/priv/\Q$cdom/$cnum\E/}) || + ($env{'request.editurl'} =~ m{^/uploaded/\Q$cdom/$cnum\E/(docs|supplemental)/}) || + ($uri =~ m{^/uploaded/\Q$cdom/$cnum\E/(docs|supplemental)/})) { + $is_course = 1; + } elsif ($env{'request.editurl'} =~ m{^/priv/($match_domain)/($match_username)/}) { + ($audom,$auname) = ($1,$2); + } elsif ($env{'request.uri'} =~ m{^/priv/($match_domain)/($match_username)/}) { + ($audom,$auname) = ($1,$2); + } elsif (($uri eq '/daxesave') && + (($env{'form.path'} =~ m{^/daxeopen/priv/\Q$cdom/$cnum\E/}) || + ($env{'form.path'} =~ m{^/daxeopen/uploaded/\Q$cdom/$cnum\E/(docs|supplemental)/}))) { + $is_course = 1; + } elsif (($uri eq '/daxesave') && + ($env{'form.path'} =~ m{^/daxeopen/priv/($match_domain)/($match_username)/})) { + ($audom,$auname) = ($1,$2); + } + unless ($is_course) { + if (($audom ne '') && ($auname ne '')) { + if (($env{'user.domain'} eq $audom) && + ($env{'user.name'} eq $auname)) { + $is_author = 1; + } else { + $is_coauthor = 1; + } + } + } + } + if ($is_author) { + if (exists($env{'environment.editors'})) { + map { $editors{$_} = 1; } split(/,/,$env{'environment.editors'}); + } else { + %editors = ( edit => 1, + xml => 1, + ); + } + } elsif ($is_coauthor) { + if (exists($env{"environment.internal.editors./$audom/$auname"})) { + map { $editors{$_} = 1; } split(/,/,$env{"environment.internal.editors./$audom/$auname"}); + } else { + %editors = ( edit => 1, + xml => 1, + ); + } + } elsif ($is_course) { + if (exists($env{'course.'.$env{'request.course.id'}.'.internal.crseditors'})) { + map { $editors{$_} = 1; } split(/,/,$env{'course.'.$env{'request.course.id'}.'.internal.crseditors'}); + } else { + my %domdefaults = &Apache::lonnet::get_domain_defaults($env{'course.'.$env{'request.course.id'}.'.domain'}); + if (exists($domdefaults{'crseditors'})) { + map { $editors{$_} = 1; } split(/,/,$domdefaults{'crseditors'}); + } else { + %editors = ( edit => 1, + xml => 1, + ); + } + } + } else { + %editors = ( edit => 1, + xml => 1, + ); + } + return %editors; +} + ############################################### ############################################### @@ -5809,11 +6856,43 @@ Inputs: =item * $args, optional argument valid values are no_auto_mt_title -> prevents &mt()ing the title arg + use_absolute -> for external resource or syllabus, this will + contain https:// if server uses + https (as per hosts.tab), but request is for http + hostname -> hostname, from $r->hostname(). =item * $advtoolsref, optional argument, ref to an array containing inlineremote items to be added in "Functions" menu below breadcrumbs. +=item * $ltiscope, optional argument, will be one of: resource, map or + course, if LON-CAPA is in LTI Provider context. Value is + the scope of use, i.e., launch was for access to a single, a map + or the entire course. + +=item * $ltiuri, optional argument, if LON-CAPA is in LTI Provider + context, this will contain the URL for the landing item in + the course, after launch from an LTI Consumer + +=item * $ltimenu, optional argument, if LON-CAPA is in LTI Provider + context, this will contain a reference to hash of items + to be included in the page header and/or inline menu. + +=item * $menucoll, optional argument, if specific menu collection is in + effect, either set as the default for the course, or set for + the deeplink paramater for $env{'request.deeplink.login'} + then $menucoll will be the number of that collection. + +=item * $menuref, optional argument, reference to a hash, containing the + menu options included for the menu in effect, based on the + configuration for the numbered menu collection in use. + +=item * $showncrumbsref, reference to a scalar. Calls to lonmenu::innerregister + within &bodytag() can result in calls to lonhtmlcommon::breadcrumbs(), + if so, $showncrumbsref is set there to 1, and will propagate back + via &bodytag() to &start_page(), to prevent lonhtmlcommon::breadcrumbs() + being called a second time. + =back Returns: A uniform header for LON-CAPA web pages. @@ -5825,7 +6904,8 @@ other decorations will be returned. sub bodytag { my ($title,$function,$addentries,$bodyonly,$domain,$forcereg, - $no_nav_bar,$bgcolor,$args,$advtoolsref)=@_; + $no_nav_bar,$bgcolor,$args,$advtoolsref,$ltiscope,$ltiuri, + $ltimenu,$menucoll,$menuref,$showncrumbsref)=@_; my $public; if ((($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')) @@ -5834,9 +6914,9 @@ sub bodytag { } if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); } my $httphost = $args->{'use_absolute'}; + my $hostname = $args->{'hostname'}; $function = &get_users_function() if (!$function); - my $img = &designparm($function.'.img',$domain); my $font = &designparm($function.'.font',$domain); my $pgbg = $bgcolor || &designparm($function.'.pgbg',$domain); @@ -5853,29 +6933,43 @@ sub bodytag { if ($realm) { $realm = '/'.$realm; } - if ($role eq 'ca') { + if ($role eq 'ca') { my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$}); $realm = &plainname($rname,$rdom); } # realm + my ($cid,$sec); if ($env{'request.course.id'}) { + $cid = $env{'request.course.id'}; + if ($env{'request.course.sec'}) { + $sec = $env{'request.course.sec'}; + } + } elsif ($realm =~ m{^/($match_domain)/($match_courseid)(?:|/(\w+))$}) { + if (&Apache::lonnet::is_course($1,$2)) { + $cid = $1.'_'.$2; + $sec = $3; + } + } + if ($cid) { if ($env{'request.role'} !~ /^cr/) { $role = &Apache::lonnet::plaintext($role,&course_type()); } elsif ($role =~ m{^cr/($match_domain)/\1-domainconfig/(\w+)$}) { - $role = &mt('Helpdesk[_1]',' '.$2); + if ($env{'request.role.desc'}) { + $role = $env{'request.role.desc'}; + } else { + $role = &mt('Helpdesk[_1]',' '.$2); + } } else { $role = (split(/\//,$role,4))[-1]; } - if ($env{'request.course.sec'}) { - $role .= (' 'x2).'- '.&mt('section:').' '.$env{'request.course.sec'}; + if ($sec) { + $role .= (' 'x2).'- '.&mt('section:').' '.$sec; } - $realm = $env{'course.'.$env{'request.course.id'}.'.description'}; + $realm = $env{'course.'.$cid.'.description'}; } else { $role = &Apache::lonnet::plaintext($role); } - if (!$realm) { $realm=' '; } - my $extra_body_attr = &make_attr_string($forcereg,\%design); # construct main body tag @@ -5891,22 +6985,41 @@ sub bodytag { if ($public) { undef($role); } - + + my $showcrstitle = 1; + if (($cid) && ($env{'request.lti.login'})) { + if (ref($ltimenu) eq 'HASH') { + unless ($ltimenu->{'role'}) { + undef($role); + } + unless ($ltimenu->{'coursetitle'}) { + $showcrstitle = 0; + } + } + } elsif (($cid) && ($menucoll)) { + if (ref($menuref) eq 'HASH') { + unless ($menuref->{'role'}) { + undef($role); + } + unless ($menuref->{'crs'}) { + $showcrstitle = 0; + } + } + } + my $titleinfo = '

'.$title.'

'; # # Extra info if you are the DC my $dc_info = ''; - if ($env{'user.adv'} && exists($env{'user.role.dc./'. - $env{'course.'.$env{'request.course.id'}. - '.domain'}.'/'})) { - my $cid = $env{'request.course.id'}; + if (($env{'user.adv'}) && ($env{'request.course.id'}) && $showcrstitle && + (exists($env{'user.role.dc./'.$env{'course.'.$cid.'.domain'}.'/'}))) { $dc_info = $cid.' '.$env{'course.'.$cid.'.internal.coursecode'}; $dc_info =~ s/\s+$//; } my $crstype; - if ($env{'request.course.id'}) { - $crstype = $env{'course.'.$env{'request.course.id'}.'.type'}; + if ($cid) { + $crstype = $env{'course.'.$cid.'.type'}; } elsif ($args->{'crstype'}) { $crstype = $args->{'crstype'}; } @@ -5922,61 +7035,121 @@ 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($crstype); - - if ($env{'request.noversionuri'} =~ m{^/res/adm/pages/}) { - if ($dc_info) { - $dc_info = qq|$dc_info|; - } - $bodytag .= qq|
$left $role
- $realm $dc_info
|; - return $bodytag; + my $need_endlcint; + unless ($args->{'switchserver'}) { + $bodytag .= Apache::lonhtmlcommon::scripttag( + Apache::lonmenu::utilityfunctions($httphost), 'start'); + $need_endlcint = 1; } - unless ($env{'request.symb'} =~ m/\.page___\d+___/) { - $bodytag .= qq|
$left $role
|; + my $collapsible; + if ($args->{'collapsible_header'} ne '') { + $collapsible = 1; + my ($menustate,$tiptext,$divclass); + if ($args->{'start_collapsed'}) { + $menustate = 'collapsed'; + $tiptext = 'display'; + $divclass = 'hidden'; + } else { + $menustate = 'expanded'; + $tiptext = 'hide'; + $divclass = 'shown'; + } + my $alttext = &mt('menu state: '.$menustate); + my $tooltip = &mt($tiptext.' standard menus'); + $bodytag .= <<"END"; +'; + } return $bodytag; } @@ -6046,12 +7219,45 @@ sub endbodytag { } if ( exists( $env{'internal.head.redirect'} ) ) { if (!(ref($args) eq 'HASH' && $args->{'noredirectlink'})) { + my ($endbodyjs,$idattr); + if ($env{'internal.head.to_opener'}) { + my $linkid = 'LC_continue_link'; + $idattr = ' id="'.$linkid.'"'; + my $redirect_for_js = &js_escape($env{'internal.head.redirect'}); + $endbodyjs=< +// + +ENDJS + } $endbodytag= - "
". + "$endbodyjs
". &mt('Continue').''. $endbodytag; } } + if ((ref($args) eq 'HASH') && ($args->{'dashjs'})) { + $endbodytag = &Apache::lonhtmlcommon::dash_to_minus_js().$endbodytag; + } return $endbodytag; } @@ -6072,7 +7278,6 @@ Inputs: (all optional) sub standard_css { my ($function,$domain,$bgcolor) = @_; $function = &get_users_function() if (!$function); - my $img = &designparm($function.'.img', $domain); my $tabbg = &designparm($function.'.tabbg', $domain); my $font = &designparm($function.'.font', $domain); my $fontmenu = &designparm($function.'.fontmenu', $domain); @@ -6125,6 +7330,7 @@ body { line-height:130%; font-size:0.83em; color:$font; + background-color: $pgbg_or_bgcolor; } a:focus, @@ -6136,14 +7342,63 @@ form, .inline { display: inline; } +.LC_landmark { + margin: 0; + padding: 0; + border: none; +} + +.LC_visually_hidden:not(:focus):not(:active) { + clip-path: inset(50%); + height: 1px; + overflow: hidden; + position: absolute; + white-space: nowrap; + width: 1px; + display: inline; +} + +.LC_heading_2 { + font-size: 1.17em; +} + +.LC_heading_3 { + font-size: 1.0em; +} + +h1.LC_search_results { + font-size: 1.0em; + font-weight: normal; +} + +.LC_menus_content.shown{ + display: block; +} + +.LC_menus_content.hidden { + display: none; +} + .LC_right { text-align:right; } +.LC_left { + text-align:left; +} + +.LC_center { + text-align:center; +} + .LC_middle { vertical-align:middle; } +.LC_bottom { + vertical-align:bottom; +} + .LC_floatleft { float: left; } @@ -6156,6 +7411,12 @@ form, .inline { width:400px; } +#LC_collapsible_separator { + border: 1px solid black; + width: 99.9%; + height: 0px; +} + .LC_iframecontainer { width: 98%; margin: 0; @@ -6223,6 +7484,14 @@ div.LC_confirm_box .LC_success img { height: auto; } +div.LC_minheight { + min-height: 24px; + border: 0; + margin: 4px 0 0 0; + padding: 0; + vertical-align: middle; +} + .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%; @@ -6277,9 +7546,10 @@ div.LC_confirm_box .LC_success img { padding: 4px; } -table.LC_pastsubmission { +.LC_pastsubmission { border: 1px solid black; margin: 2px; + padding: 2px; } table#LC_menubuttons { @@ -6415,6 +7685,10 @@ li.LC_menubuttons_inline_text img { text-decoration: none; } +.LC_menubuttons_link img { + vertical-align: middle; +} + .LC_menubuttons_category { color: $font; background: $pgbg; @@ -6422,7 +7696,9 @@ li.LC_menubuttons_inline_text img { font-weight: bold; } -td.LC_menubuttons_text { +.LC_menu_text { + clear: left; + text-align: left; color: $font; } @@ -6430,6 +7706,11 @@ td.LC_menubuttons_text { background: $tabbg; } +td.LC_zero_height { + line-height: 0; + cellpadding: 0; +} + table.LC_data_table { border: 1px solid #000000; border-collapse: separate; @@ -6509,11 +7790,13 @@ table.LC_data_table tr td.LC_leftcol_hea } table.LC_data_table tr.LC_empty_row td, -table.LC_nested tr.LC_empty_row td { +table.LC_nested tr.LC_empty_row td, +table.LC_nested tr.LC_empty_row th { font-weight: bold; font-style: italic; text-align: center; padding: 8px; + border: 0; } table.LC_data_table tr.LC_empty_row td, @@ -6521,15 +7804,19 @@ table.LC_data_table tr.LC_footer_row td background-color: $sidebg; } +table.LC_nested tr.LC_empty_row th, table.LC_nested tr.LC_empty_row td { + padding: 4ex; background-color: #FFFFFF; } table.LC_caption { } -table.LC_nested tr.LC_empty_row td { - padding: 4ex +caption.LC_caption_prefs { + font-weight: normal; + text-align: left; + padding-bottom: 0.8em; } table.LC_nested_outer tr th { @@ -6548,14 +7835,17 @@ table.LC_nested_outer tr td.LC_subheader text-align: right; } -table.LC_nested tr.LC_info_row td { +table.LC_nested tr.LC_info_row td, +table.LC_nested tr.LC_info_row th { background-color: #CCCCCC; font-weight: bold; font-size: small; text-align: center; + border: 0; } table.LC_nested tr.LC_info_row td.LC_left_item, +table.LC_nested tr.LC_info_row th.LC_left_item, table.LC_nested_outer tr th.LC_left_item { text-align: left; } @@ -6698,6 +7988,10 @@ table.LC_data_table tr > td.LC_roles_sel border-right: 8px solid #11CC55; } +table.LC_data_table tr.LC_prefs_row { + line-height: 250%; +} + span.LC_current_location { font-size:larger; background: $pgbg; @@ -6751,6 +8045,12 @@ td.LC_parm_overview_restrictions { border-collapse: collapse; } +span.LC_parm_recursive, +td.LC_parm_recursive { + font-weight: bold; + font-size: smaller; +} + table.LC_parm_overview_restrictions td { border-width: 1px 4px 1px 4px; border-style: solid; @@ -6765,39 +8065,68 @@ table.LC_parm_overview_restrictions th { border-color: $pgbg; } -table#LC_helpmenu { - border: none; - height: 55px; - border-spacing: 0; +h1.LC_helpmenu { + display: inline; + font-size: 100%; + font-weight: normal; + line-height: 1em; + margin: 0; + padding: 0; + border: 0; } -table#LC_helpmenu fieldset legend { - font-size: larger; +.LC_helpdesk_headbox { + border: 2px groove threedface; + padding: 1em; } -table#LC_helpmenu_links { - width: 100%; - border: 1px solid black; +h1.LC_helpdesk_legend { + float: left; + margin: -1.7em 0 0; + padding: 0 .5em; background: $pgbg; + font-size: 1em; + font-weight: bold; +} + +h1.LC_helpdesk_title { + display: inline; + font-size: 1em; + line-height: 2.5em; + margin: 0; padding: 0; - border-spacing: 1px; + vertical-align: bottom; } -table#LC_helpmenu_links tr td { - padding: 1px; +.LC_helpdesk_links { + border: 1px solid black; + padding: 3px; background: $tabbg; text-align: center; font-weight: bold; + display: inline; + margin-right: -6px; +} + +.LC_helpdesk_img, +.LC_helpdesk_text { + padding: 0; + margin: 0; + border: 0; + display: inline; } -table#LC_helpmenu_links a:link, -table#LC_helpmenu_links a:visited, -table#LC_helpmenu_links a:active { +.LC_helpdesk_img a:link, +.LC_helpdesk_img a:visited, +.LC_helpdesk_img a:active, +.LC_helpdesk_text a:link, +.LC_helpdesk_text a:visited, +.LC_helpdesk_text a:active { text-decoration: none; color: $font; } -table#LC_helpmenu_links a:hover { +div.LC_helpdesk_text a:hover { text-decoration: underline; color: $vlink; } @@ -6824,7 +8153,7 @@ table.LC_pick_box { border-spacing: 1px; } -table.LC_pick_box td.LC_pick_box_title { +table.LC_pick_box th.LC_pick_box_title { background: $sidebg; font-weight: bold; text-align: left; @@ -6865,6 +8194,13 @@ table.LC_pick_box td.LC_oddrow_value { background-color: $data_table_light; } +td.LC_log_filter, +th.LC_log_filter { + vertical-align: top; + text-align: left; + padding: 0 4px; +} + span.LC_helpform_receipt_cat { font-weight: bold; } @@ -7020,12 +8356,51 @@ table.LC_prior_tries td { padding: 6px; } -.LC_answer_unknown { +.LC_answer_unknown, +.LC_answer_warning { background: orange; color: black; padding: 6px; } +span.LC_prob_status { + margin: 5px 0 0 0; + padding: 0 5px 0 0; + vertical-align: middle; +} + +div.LC_prob_status_outer { + display: inline-block; + margin: -5px 0 0 0; + padding: 0; +} + +div.LC_prob_status_inner { + display: inline-block; + margin: 0 5px 0 0; + padding: 5px; +} + +caption.LC_filesub_status { + text-align: left; + font-weight: bold; +} + +.LC_mail_actions { + float: left; + padding: 0; + margin: 6px; +} + +.LC_vertical_line { + width: 1px; + background-color: black; + height: 4em; + float: left; + margin: 0; + padding: 0; +} + span.LC_prior_numerical, span.LC_prior_string, span.LC_prior_custom, @@ -7102,6 +8477,12 @@ table.LC_data_table tr > td.LC_docs_entr color: #990000; } +.LC_docs_alias { + color: #440055; +} + +.LC_domprefs_email, +.LC_docs_alias_name, .LC_docs_reinit_warn, .LC_docs_ext_edit { font-size: x-small; @@ -7173,6 +8554,10 @@ div.LC_grade_show_user div.LC_Box { margin-right: 50px; } +div.LC_grade_show_user div.LC_Box table tr th { + font-weight: normal; +} + div.LC_grade_submissions, div.LC_grade_message_center, div.LC_grade_info_links { @@ -7203,6 +8588,12 @@ table.LC_scantron_action tr th { font-style:normal; } +div.LC_edit_problem_daxe_header { + padding: 3px; + background: $tabbg; + z-index: 100; +} + .LC_edit_problem_header, div.LC_edit_problem_footer { font-weight: normal; @@ -7268,8 +8659,9 @@ img.stift { vertical-align: middle; } -table td.LC_mainmenu_col_fieldset { - vertical-align: top; +div.LC_mainmenu { + margin: 3px 2px 2px 1px; + float: left; } div.LC_createcourse { @@ -7317,6 +8709,7 @@ h6 { border-bottom:solid 1px $lg_border_color; } +.LC_MainMenu_Box > .LC_hcell, .LC_Box > .LC_hcell { margin: 0 -10px 10px -10px; } @@ -7350,6 +8743,26 @@ fieldset { /* overflow: hidden; */ } +fieldset#LC_selectuser { + margin: -1px 0 0 0; + padding: 0; + border: 0; +} + +fieldset.LC_delete_slot { + display:inline; + margin: 0 4px 4px; + padding: 4px; +} + +fieldset.LC_delete_slot > legend { + font-weight: normal; +} + +p.LC_medium_line { + line-height: 0.85em; +} + article.geogebraweb div { margin: 0; } @@ -7749,6 +9162,11 @@ ol#LC_PathBreadcrumbs li a { padding: 0 0 10px 10px; } +.LC_MainMenu_Box { + border: solid 1px $lg_border_color; + padding: 0 10px 0 10px; +} + .LC_AboutMe_Image { float:left; margin-right:10px; @@ -7770,6 +9188,7 @@ dl.LC_ListStyleClean dd { .LC_ListStyleClean, .LC_ListStyleSimple, .LC_ListStyleNormal, +.LC_ListStyleMainMenu, .LC_ListStyleSpecial { /* display:block; */ list-style-position: inside; @@ -7807,6 +9226,12 @@ dl.LC_ListStyleClean dd { margin-bottom: 4px; } +.LC_ListStyleMainMenu li { + margin: 0; + padding: 2px 5px 2px 10px; + clear: both; +} + table.LC_SimpleTable { margin:5px; border:solid 1px $lg_border_color; @@ -7893,6 +9318,10 @@ a#LC_content_toolbar_edittoplevel { background-image:url(/res/adm/pages/edittoplevel.gif); } +a#LC_content_toolbar_printout { + background-image:url(/res/adm/pages/printout.gif); +} + ul#LC_toolbar li a:hover { background-position: bottom center; } @@ -7901,7 +9330,7 @@ ul#LC_toolbar { padding: 0; margin: 2px; list-style:none; - position:relative; + display:inline; background-color:white; overflow: auto; } @@ -7929,6 +9358,13 @@ a.LC_toolbarItem { background-color:transparent; } +.LC_navtools { + display: inline-block; + padding: 0; + margin: 2px; + vertical-align: middle; +} + ul.LC_funclist { margin: 0; padding: 0.5em 1em 0.5em 0; @@ -8010,16 +9446,62 @@ ul.LC_funclist li { cursor:pointer; } +.LCisDisabled { + cursor: not-allowed; + opacity: 0.5; +} + +a[aria-disabled="true"] { + color: currentColor; + display: inline-block; /* For IE11/ MS Edge bug */ + pointer-events: none; + text-decoration: none; +} + +pre.LC_wordwrap { + white-space: pre-wrap; + white-space: -moz-pre-wrap; + white-space: -pre-wrap; + white-space: -o-pre-wrap; + word-wrap: break-word; +} + /* styles used for response display */ -div.LC_radiofoil, div.LC_rankfoil { +div.LC_radiofoil, div.LC_rankfoil, div.LC_optionfoil, div.LC_matchfoil, div.LC_login_links { margin: .5em 0em .5em 0em; } table.LC_itemgroup { margin-top: 1em; } +table.LC_itemgroup tr th { + font-weight: normal; +} + +fieldset.LC_webbubbles { + margin: 2px 0 0 0; + padding: 0; + border: 0; +} + +ul.LC_webbubbles { + list-style: none; + padding: 0; + margin: 0; + text-align: left; + float: left; +} + +ul.LC_webbubbles li { + line-height: 1.8em; + border: 1px solid black; + padding: 0 2px 0 5px; + margin: 0 0 0 -1px; + float: left; +} + /* styles used by TTH when "Default set of options to pass to tth/m when converting TeX" in course settings has been set @@ -8122,6 +9604,39 @@ section.role-warning>h1:before { content:url('/adm/daxe/images/section_icons/warning.png'); } +#LC_minitab_header { + float:left; + width:100%; + background:#DAE0D2 url("/res/adm/pages/minitabmenu_bg.gif") repeat-x bottom; + font-size:93%; + line-height:normal; + margin: 0.5em 0 0.5em 0; +} +#LC_minitab_header ul { + margin:0; + padding:10px 10px 0; + list-style:none; +} +#LC_minitab_header li { + float:left; + background:url("/res/adm/pages/minitabmenu_left.gif") no-repeat left top; + margin:0; + padding:0 0 0 9px; +} +#LC_minitab_header a { + display:block; + background:url("/res/adm/pages/minitabmenu_right.gif") no-repeat right top; + padding:5px 15px 4px 6px; +} +#LC_minitab_header #LC_current_minitab { + background-image:url("/res/adm/pages/minitabmenu_left_on.gif"); +} +#LC_minitab_header #LC_current_minitab a { + background-image:url("/res/adm/pages/minitabmenu_right_on.gif"); + padding-bottom:5px; +} + + END } @@ -8142,7 +9657,13 @@ Inputs: $title - optional title for the 3- whether the side effect should occur (side effect of setting $env{'internal.head.redirect'} to the url - redirected too) + redirected to) + 4- whether the redirect target should be + the opener of the current (pop-up) + window (side effect of setting + $env{'internal.head.to_opener'} to + 1, if true. + 5- whether encrypt check should be skipped domain -> force to color decorate a page for a specific domain function -> force usage of a specific rolish color scheme @@ -8176,7 +9697,7 @@ sub headtag { $inhibitprint = &print_suppression(); } - if (!$args->{'frameset'}) { + if (!$args->{'frameset'} && !$args->{'switchserver'}) { $result .= &Apache::lonhtmlcommon::htmlareaheaders(); } if ($args->{'force_register'} && $env{'request.noversionuri'} !~ m{^/res/adm/pages/}) { @@ -8184,7 +9705,8 @@ sub headtag { } if (!$args->{'no_nav_bar'} && !$args->{'only_body'} - && !$args->{'frameset'}) { + && !$args->{'frameset'} + && !$args->{'switchserver'}) { $result .= &help_menu_js($httphost); $result.=&modal_window(); $result.=&togglebox_script(); @@ -8205,15 +9727,45 @@ sub headtag { } } if (ref($args->{'redirect'})) { - my ($time,$url,$inhibit_continue) = @{$args->{'redirect'}}; - $url = &Apache::lonenc::check_encrypt($url); + my ($time,$url,$inhibit_continue,$to_opener,$skip_enc_check) = @{$args->{'redirect'}}; + if (!$skip_enc_check) { + $url = &Apache::lonenc::check_encrypt($url); + } if (!$inhibit_continue) { $env{'internal.head.redirect'} = $url; } - $result.=< +ADDMETA + if ($to_opener) { + $env{'internal.head.to_opener'} = 1; + my $dest = &js_escape($url); + my $timeout = int($time * 1000); + $result .=<<"ENDJS"; + +ENDJS + } else { + $result.=<<"ADDMETA"; ADDMETA + } } else { unless (($args->{'frameset'}) || ($args->{'js_ready'}) || ($args->{'only_body'}) || ($args->{'no_nav_bar'})) { my $requrl = $env{'request.uri'}; @@ -8227,43 +9779,99 @@ ADDMETA 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); + my $lonhost = $Apache::lonnet::perlvar{'lonHostID'}; + my ($offload,$offloadoth); if (ref($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(); + $offload = 1; + if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne $dom_in_use) && + (!(($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')))) { + unless (&Apache::lonnet::shared_institution($env{'user.domain'})) { + $offloadoth = 1; + $dom_in_use = $env{'user.domain'}; } - my $disable_submit = 0; - if ($requrl =~ /$LONCAPA::assess_re/) { - $disable_submit = 1; + } + } + } + unless ($offload) { + if (ref($domdefs{'offloadoth'}) eq 'HASH') { + if ($domdefs{'offloadoth'}{$lonhost}) { + if (($env{'user.domain'} ne '') && ($env{'user.domain'} ne $dom_in_use) && + (!(($env{'user.name'} eq 'public') && ($env{'user.domain'} eq 'public')))) { + unless (&Apache::lonnet::shared_institution($env{'user.domain'})) { + $offload = 1; + $offloadoth = 1; + $dom_in_use = $env{'user.domain'}; + } } - if ($locknum) { - my @lockinfo = sort(values(%locks)); - $msg = &mt('Once the following tasks are complete: ')."\\n". - join(", ",sort(values(%locks)))."\\n". - &mt('your session will be transferred to a different server, after you click "Roles".'); + } + } + } + if ($offload) { + my $newserver = &Apache::lonnet::spareserver(undef,30000,undef,1,$dom_in_use); + if (($newserver eq '') && ($offloadoth)) { + my @domains = &Apache::lonnet::current_machine_domains(); + if (($dom_in_use ne '') && (!grep(/^\Q$dom_in_use\E$/,@domains))) { + ($newserver) = &Apache::lonnet::choose_server($dom_in_use); + } + } + if (($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"; + if (&show_course()) { + $msg .= &mt('your session will be transferred to a different server, after you click "Courses".'); } else { - if (($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'}; + $msg .= &mt('your session will be transferred to a different server, after you click "Roles".'); + } + } else { + if (($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'}) { + my $shownsymb = &Apache::lonenc::check_encrypt($env{'request.symb'}); + if ($shownsymb =~ m{^/enc/}) { + my $reqdmajor = 2; + my $reqdminor = 11; + my $reqdsubminor = 3; + my $newserverrev = &Apache::lonnet::get_server_loncaparev('',$newserver); + my $remoterev = &Apache::lonnet::get_server_loncaparev(undef,$newserver); + my ($major,$minor,$subminor) = ($remoterev =~ /^\'?(\d+)\.(\d+)\.(\d+|)[\w.\-]+\'?$/); + if (($major eq '' && $minor eq '') || + (($reqdmajor > $major) || (($reqdmajor == $major) && ($reqdminor > $minor)) || + (($reqdmajor == $major) && ($reqdminor == $minor) && (($subminor eq '') || + ($reqdsubminor > $subminor))))) { + undef($shownsymb); + } } - if ($env{'request.symb'}) { - $newurl .= '&symb='.$env{'request.symb'}; - } else { - $newurl .= '&origurl='.$requrl; + if ($shownsymb) { + &js_escape(\$shownsymb); + $newurl .= '&symb='.$shownsymb; } + } else { + my $shownurl = &Apache::lonenc::check_encrypt($requrl); + &js_escape(\$shownurl); + $newurl .= '&origurl='.$shownurl; } - &js_escape(\$msg); - $result.=< OFFLOAD - } } } } @@ -8295,8 +9902,12 @@ OFFLOAD $title = 'The LearningOnline Network with CAPA'; } if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); } - $result .= ' LON-CAPA '.$title.'' - .''; + } else { + $result .= ' LON-CAPA '.$title.''; + } + $result .= "\n".'{'frameset'}) { $result .= ' /'; } @@ -8311,9 +9922,14 @@ OFFLOAD } if ($clientmobile) { $result .= ' - + '; } + $result .= '{'frameset'}) { + $result .= ' /'; + } + $result .= '>'."\n"; return $result.''; } @@ -8382,7 +9998,8 @@ 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,undef,1); + my $clientip = &Apache::lonnet::get_requestor_ip(); + my $blocked = &blocking_status('printout',$clientip,$cnum,$cdom,undef,1); if ($blocked) { my $checkrole = "cm./$cdom/$cnum"; if ($env{'request.course.sec'} ne '') { @@ -8443,7 +10060,7 @@ sub xml_begin { .'xmlns="http://www.w3.org/1999/xhtml">'; } elsif ($is_frameset) { $output=''."\n". - ''."\n"; + ''."\n"; } else { $output=''."\n". ''."\n"; @@ -8493,8 +10110,23 @@ $args - additional optional args support no_auto_mt_title -> prevent &mt()ing the title arg bread_crumbs -> Array containing breadcrumbs bread_crumbs_component -> if exists show it as headline else show only the breadcrumbs + bread_crumbs_style -> breadcrumbs are contained within
, + and &standard_css() contains CSS for #LC_breadcrumbs, if you want + to override those values, or add to them, specify the value to + include in the style attribute to include in the div tag by using + bread_crumbs_style (e.g., overflow: visible) + bread_crumbs_nomenu -> if true will pass false as the value of $menulink + to lonhtmlcommon::breadcrumbs group -> includes the current group, if page is for a - specific group + specific group + use_absolute -> for request for external resource or syllabus, this + will contain https:// if server uses + https (as per hosts.tab), but request is for http + hostname -> hostname, originally from $r->hostname(), (optional). + links_disabled -> Links in primary and secondary menus are disabled + (Can enable them once page has loaded - see lonroles.pm + for an example). + links_target -> Target for links, e.g., _parent (optional). =back @@ -8507,12 +10139,83 @@ sub start_page { #&Apache::lonnet::logthis("start_page ".join(':',caller(0))); $env{'internal.start_page'}++; - my ($result,@advtools); + my ($result,@advtools,$ltiscope,$ltiuri,%ltimenu,$menucoll,%menu); if (! exists($args->{'skip_phases'}{'head'}) ) { $result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args); } - + + if (($env{'request.course.id'}) && ($env{'request.lti.login'})) { + if ($env{'course.'.$env{'request.course.id'}.'.lti.override'}) { + unless ($env{'course.'.$env{'request.course.id'}.'.lti.topmenu'}) { + $args->{'no_primary_menu'} = 1; + } + unless ($env{'course.'.$env{'request.course.id'}.'.lti.inlinemenu'}) { + $args->{'no_inline_menu'} = 1; + } + if ($env{'course.'.$env{'request.course.id'}.'.lti.lcmenu'}) { + map { $ltimenu{$_} = 1; } split(/,/,$env{'course.'.$env{'request.course.id'}.'.lti.lcmenu'}); + } + } else { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my %lti = &Apache::lonnet::get_domain_lti($cdom,'provider'); + if (ref($lti{$env{'request.lti.login'}}) eq 'HASH') { + unless ($lti{$env{'request.lti.login'}}{'topmenu'}) { + $args->{'no_primary_menu'} = 1; + } + unless ($lti{$env{'request.lti.login'}}{'inlinemenu'}) { + $args->{'no_inline_menu'} = 1; + } + if (ref($lti{$env{'request.lti.login'}}{'lcmenu'}) eq 'ARRAY') { + map { $ltimenu{$_} = 1; } @{$lti{$env{'request.lti.login'}}{'lcmenu'}}; + } + } + } + ($ltiscope,$ltiuri) = &LONCAPA::ltiutils::lti_provider_scope($env{'request.lti.uri'}, + $env{'course.'.$env{'request.course.id'}.'.domain'}, + $env{'course.'.$env{'request.course.id'}.'.num'}); + } elsif ($env{'request.course.id'}) { + my $expiretime=600; + if ((time-$env{'course.'.$env{'request.course.id'}.'.last_cache'}) > $expiretime) { + &Apache::lonnet::coursedescription($env{'request.course.id'},{'freshen_cache' => 1}); + } + my ($deeplinkmenu,$menuref); + ($menucoll,$deeplinkmenu,$menuref) = &menucoll_in_effect(); + if ($menucoll) { + if (ref($menuref) eq 'HASH') { + %menu = %{$menuref}; + } + if ($menu{'top'} eq 'n') { + $args->{'no_primary_menu'} = 1; + } + if ($menu{'inline'} eq 'n') { + unless (&Apache::lonnet::allowed('opa')) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $crstype = &course_type(); + my $now = time; + my $ccrole; + if ($crstype eq 'Community') { + $ccrole = 'co'; + } else { + $ccrole = 'cc'; + } + if ($env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}) { + my ($start,$end) = split(/\./,$env{'user.role.'.$ccrole.'./'.$cdom.'/'.$cnum}); + if ((($start) && ($start<0)) || + (($end) && ($end<$now)) || + (($start) && ($now<$start))) { + $args->{'no_inline_menu'} = 1; + } + } else { + $args->{'no_inline_menu'} = 1; + } + } + } + } + } + + my $showncrumbs; if (! exists($args->{'skip_phases'}{'body'}) ) { if ($args->{'frameset'}) { my $attr_string = &make_attr_string($args->{'force_register'}, @@ -8525,7 +10228,8 @@ sub start_page { $args->{'only_body'}, $args->{'domain'}, $args->{'force_register'}, $args->{'no_nav_bar'}, $args->{'bgcolor'}, $args, - \@advtools); + \@advtools,$ltiscope,$ltiuri,\%ltimenu,$menucoll, + \%menu,\$showncrumbs); } } @@ -8547,6 +10251,7 @@ sub start_page { #Breadcrumbs if (exists($args->{'bread_crumbs'}) or exists($args->{'bread_crumbs_component'})) { + unless ($showncrumbs) { &Apache::lonhtmlcommon::clear_breadcrumbs(); #if any br links exists, add them to the breadcrumbs if (exists($args->{'bread_crumbs'}) and ref($args->{'bread_crumbs'}) eq 'ARRAY') { @@ -8558,16 +10263,34 @@ sub start_page { if (@advtools > 0) { &Apache::lonmenu::advtools_crumbs(@advtools); } - + my $menulink; + # if arg: bread_crumbs_nomenu is true pass 0 as $menulink item. + if ((exists($args->{'bread_crumbs_nomenu'})) || + ($ltiscope eq 'map') || ($ltiscope eq 'resource') || + ((($args->{'crstype'} eq 'Placement') || (($env{'request.course.id'}) && + ($env{'course.'.$env{'request.course.id'}.'.type'} eq 'Placement'))) && + (!$env{'request.role.adv'}))) { + $menulink = 0; + } else { + undef($menulink); + } + my $linkprotout; + if ($env{'request.deeplink.login'}) { + my $linkprotout = &Apache::lonmenu::linkprot_exit(); + if ($linkprotout) { + &Apache::lonhtmlcommon::add_breadcrumb_tool('tools',$linkprotout); + } + } #if bread_crumbs_component exists show it as headline else show only the breadcrumbs if(exists($args->{'bread_crumbs_component'})){ - $result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'}); - } elsif ($args->{'crstype'} eq 'Placement') { - $result .= &Apache::lonhtmlcommon::breadcrumbs('','','','','','','','','', - $args->{'crstype'}); + $result .= &Apache::lonhtmlcommon::breadcrumbs($args->{'bread_crumbs_component'}, + '',$menulink,'', + $args->{'bread_crumbs_style'}); } else { - $result .= &Apache::lonhtmlcommon::breadcrumbs(); + $result .= &Apache::lonhtmlcommon::breadcrumbs('','',$menulink,'', + $args->{'bread_crumbs_style'}); } + } } return $result; } @@ -8604,6 +10327,147 @@ sub end_page { return $result; } +sub menucoll_in_effect { + my ($menucoll,$deeplinkmenu,%menu); + if ($env{'request.course.id'}) { + $menucoll = $env{'course.'.$env{'request.course.id'}.'.menudefault'}; + if ($env{'request.deeplink.login'}) { + my ($deeplink_symb,$deeplink,$check_login_symb); + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + if ($env{'request.noversionuri'} =~ m{^/(res|uploaded)/}) { + if ($env{'request.noversionuri'} =~ /\.(page|sequence)$/) { + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + $deeplink = $navmap->get_mapparam(undef, + &Apache::lonnet::declutter($env{'request.noversionuri'}), + '0.deeplink'); + } else { + $check_login_symb = 1; + } + } else { + my $symb = &Apache::lonnet::symbread(); + if ($symb) { + $deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$symb); + } else { + $check_login_symb = 1; + } + } + } else { + $check_login_symb = 1; + } + if ($check_login_symb) { + $deeplink_symb = &deeplink_login_symb($cnum,$cdom); + if ($deeplink_symb =~ /\.(page|sequence)$/) { + my $mapname = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($deeplink_symb))[2]); + my $navmap = Apache::lonnavmaps::navmap->new(); + if (ref($navmap)) { + $deeplink = $navmap->get_mapparam(undef,$mapname,'0.deeplink'); + } + } else { + $deeplink = &Apache::lonnet::EXT('resource.0.deeplink',$deeplink_symb); + } + } + if ($deeplink ne '') { + my ($state,$others,$listed,$scope,$protect,$display,$target) = split(/,/,$deeplink); + if ($display =~ /^\d+$/) { + $deeplinkmenu = 1; + $menucoll = $display; + } + } + } + if ($menucoll) { + %menu = &page_menu($env{'course.'.$env{'request.course.id'}.'.menucollections'},$menucoll); + } + } + return ($menucoll,$deeplinkmenu,\%menu); +} + +sub deeplink_login_symb { + my ($cnum,$cdom) = @_; + my $login_symb; + if ($env{'request.deeplink.login'}) { + $login_symb = &symb_from_tinyurl($env{'request.deeplink.login'},$cnum,$cdom); + } + return $login_symb; +} + +sub symb_from_tinyurl { + my ($url,$cnum,$cdom) = @_; + if ($url =~ m{^\Q/tiny/$cdom/\E(\w+)$}) { + my $key = $1; + my ($tinyurl,$login); + my ($result,$cached)=&Apache::lonnet::is_cached_new('tiny',$cdom."\0".$key); + if (defined($cached)) { + $tinyurl = $result; + } else { + my $configuname = &Apache::lonnet::get_domainconfiguser($cdom); + my %currtiny = &Apache::lonnet::get('tiny',[$key],$cdom,$configuname); + if ($currtiny{$key} ne '') { + $tinyurl = $currtiny{$key}; + &Apache::lonnet::do_cache_new('tiny',$cdom."\0".$key,$currtiny{$key},600); + } + } + if ($tinyurl ne '') { + my ($cnumreq,$symb) = split(/\&/,$tinyurl); + if (wantarray) { + return ($cnumreq,$symb); + } elsif ($cnumreq eq $cnum) { + return $symb; + } + } + } + if (wantarray) { + return (); + } else { + return; + } +} + +sub usable_exttools { + my %tooltypes; + if ($env{'request.course.id'}) { + if ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'}) { + if ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'} eq 'both') { + %tooltypes = ( + crs => 1, + dom => 1, + ); + } elsif ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'} eq 'crs') { + $tooltypes{'crs'} = 1; + } elsif ($env{'course.'.$env{'request.course.id'}.'.internal.exttool'} eq 'dom') { + $tooltypes{'dom'} = 1; + } + } else { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $crstype = lc($env{'course.'.$env{'request.course.id'}.'.type'}); + if ($crstype eq '') { + $crstype = 'course'; + } + if ($crstype eq 'course') { + if ($env{'course.'.$env{'request.course.id'}.'internal.coursecode'}) { + $crstype = 'official'; + } elsif ($env{'course.'.$env{'request.course.id'}.'.internal.textbook'}) { + $crstype = 'textbook'; + } elsif ($env{'course.'.$env{'request.course.id'}.'.internal.lti'}) { + $crstype = 'lti'; + } else { + $crstype = 'unofficial'; + } + } + my %domdefaults = &Apache::lonnet::get_domain_defaults($cdom); + if ($domdefaults{$crstype.'domexttool'}) { + $tooltypes{'dom'} = 1; + } + if ($domdefaults{$crstype.'exttool'}) { + $tooltypes{'crs'} = 1; + } + } + } + return %tooltypes; +} + sub wishlist_window { return(<<'ENDWISHLIST'); @@ -8712,7 +10584,7 @@ ENDADHOC } sub modal_adhoc_inner { - my ($funcname,$width,$height,$content)=@_; + my ($funcname,$width,$height,$content,$possmathjax)=@_; my $innerwidth=$width-20; $content=&js_ready( &start_page('Dialog',undef,{'only_body'=>1,'bgcolor'=>'#FFFFFF'}). @@ -8721,12 +10593,12 @@ sub modal_adhoc_inner { &end_scrollbox(). &end_page() ); - return &modal_adhoc_script($funcname,$width,$height,$content); + return &modal_adhoc_script($funcname,$width,$height,$content,$possmathjax); } sub modal_adhoc_window { - my ($funcname,$width,$height,$content,$linktext)=@_; - return &modal_adhoc_inner($funcname,$width,$height,$content). + my ($funcname,$width,$height,$content,$linktext,$possmathjax)=@_; + return &modal_adhoc_inner($funcname,$width,$height,$content,$possmathjax). "".$linktext.""; } @@ -8792,8 +10664,9 @@ sub end_togglebox { } sub LCprogressbar_script { - my ($id)=@_; - return(< // ENDPROGRESS + } else { + return(< +// + +ENDPROGRESS + } } sub LCprogressbarUpdate_script { return(< .ui-progressbar { position:relative; } +.progress-label {position: absolute; width: 100%; text-align: center; top: 1px; font-weight: bold; text-shadow: 1px 1px 0 #fff;margin: 0; line-height: 200%; } .pblabel { position: absolute; width: 100%; text-align: center; line-height: 1.9em; } @@ -8832,37 +10727,54 @@ my $LCidcnt; my $LCcurrentid; sub LCprogressbar { - my ($r)=(@_); + my ($r,$number_to_do,$preamble)=@_; $LClastpercent=0; $LCidcnt++; $LCcurrentid=$$.'_'.$LCidcnt; - my $starting=&mt('Starting'); - my $content=(< $starting
ENDPROGBAR - &r_print($r,$content.&LCprogressbar_script($LCcurrentid)); + } else { + $starting=&mt('Loading...'); + $LClastpercent='false'; + $content=(< +
$starting
+
+ENDPROGBAR + } + &r_print($r,$content.&LCprogressbar_script($LCcurrentid,$number_to_do)); } sub LCprogressbarUpdate { - my ($r,$val,$text)=@_; - unless ($val) { - if ($LClastpercent) { - $val=$LClastpercent; - } else { - $val=0; - } + my ($r,$val,$text,$number_to_do)=@_; + if ($number_to_do) { + unless ($val) { + if ($LClastpercent) { + $val=$LClastpercent; + } else { + $val=0; + } + } + if ($val<0) { $val=0; } + if ($val>100) { $val=0; } + $LClastpercent=$val; + unless ($text) { $text=$val.'%'; } + } else { + $val = 'false'; } - if ($val<0) { $val=0; } - if ($val>100) { $val=0; } - $LClastpercent=$val; - unless ($text) { $text=$val.'%'; } $text=&js_ready($text); &r_print($r,< // ENDUPDATE @@ -9047,15 +10959,24 @@ function expand_div(caller) { sub simple_error_page { my ($r,$title,$msg,$args) = @_; + my %displayargs; if (ref($args) eq 'HASH') { if (!$args->{'no_auto_mt_msg'}) { $msg = &mt($msg); } + if ($args->{'only_body'}) { + $displayargs{'only_body'} = 1; + } + if ($args->{'no_nav_bar'}) { + $displayargs{'no_nav_bar'} = 1; + } } else { $msg = &mt($msg); } my $page = - &Apache::loncommon::start_page($title). + &Apache::loncommon::start_page($title,'',\%displayargs)."\n". + '
'. '

'.$msg.'

'. + '
'. &Apache::loncommon::end_page(); if (ref($r)) { $r->print($page); @@ -9077,6 +10998,11 @@ sub simple_error_page { return; } + sub set_data_table_count { + my ($count) = @_; + unshift(@row_count,$count); + } + sub start_data_table { my ($add_class,$id) = @_; my $css_class = (join(' ','LC_data_table',$add_class)); @@ -9124,7 +11050,11 @@ sub simple_error_page { } sub start_data_table_header_row { - return ''."\n";; + my ($add_class,$id) = @_; + my $css_class = 'LC_header_row'; + $css_class = (join(' ',$css_class,$add_class)) unless ($add_class eq ''); + $id = (' id="'.$id.'"') unless ($id eq ''); + return ''."\n"; } sub end_data_table_header_row { @@ -9132,8 +11062,8 @@ sub simple_error_page { } sub data_table_caption { - my $caption = shift; - return "$caption"; + my ($caption,$css_class) = @_; + return "$caption"; } } @@ -9237,6 +11167,16 @@ Scalar: 1 if 'Course' to be used, 0 othe ############################################### sub show_course { + my ($udom,$uname) = @_; + if (($udom ne '') && ($uname ne '')) { + if (($udom ne $env{'user.domain'}) || ($uname ne $env{'user.name'})) { + if (&Apache::lonnet::is_advanced_user($udom,$uname)) { + return 0; + } else { + return 1; + } + } + } my $course = !$env{'user.adv'}; if (!$env{'user.adv'}) { foreach my $env (keys(%env)) { @@ -9982,7 +11922,7 @@ sub get_secgrprole_info { } sub user_picker { - my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype,$context,$fixeddom) = @_; + my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype,$context,$fixeddom,$noinstd) = @_; my $currdom = $dom; my @alldoms = &Apache::lonnet::all_domains(); if (@alldoms == 1) { @@ -10047,10 +11987,21 @@ sub user_picker { &html_escape(\%html_lt); &js_escape(\%js_lt); my $domform; + my $allow_blank = 1; if ($fixeddom) { - $domform = &select_dom_form($currdom,'srchdomain',1,1,undef,[$currdom]); + $allow_blank = 0; + $domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1,undef,[$currdom]); } else { - $domform = &select_dom_form($currdom,'srchdomain',1,1); + my $defdom = $env{'request.role.domain'}; + my ($trusted,$untrusted); + if (($context eq 'requestcrs') || ($context eq 'course')) { + ($trusted,$untrusted) = &Apache::lonnet::trusted_domains('enroll',$defdom); + } elsif ($context eq 'author') { + ($trusted,$untrusted) = &Apache::lonnet::trusted_domains('othcoau',$defdom); + } elsif ($context eq 'domain') { + ($trusted,$untrusted) = &Apache::lonnet::trusted_domains('domroles',$defdom); + } + $domform = &select_dom_form($currdom,'srchdomain',$allow_blank,1,undef,$trusted,$untrusted); } my $srchinsel = ' '. - '
'.&mt('Type').': '. + '
\n"; return $Str; } @@ -13796,9 +15822,9 @@ sub csv_print_select_table { &end_data_table_header_row()."\n"); foreach my $array_ref (@$d) { my ($value,$display,$defaultcol)=@{ $array_ref }; - $r->print(&start_data_table_row().''.$display.''); + $r->print(&start_data_table_row().''); - $r->print(''); $r->print(''); foreach my $sample (sort({$a <=> $b} keys(%{ $samples->[0] }))) { @@ -13843,8 +15869,10 @@ sub csv_samples_select_table { &end_data_table_header_row()); foreach my $key (sort(keys(%{ $samples->[0] }))) { + my $num = $i+1; + my $labeltext = &HTML::Entities::encode(&mt('Field for data in column [_1]',$num)); $r->print(&start_data_table_row().''."\n". - &mt('Type in the letters/numbers shown below').' '. - ''. - '
'. + ''. + '
'. 'captcha'; last; } } + if ($output eq '') { + &Apache::lonnet::logthis("Failed to create Captcha code after $tries attempts."); + } return $output; } @@ -17173,7 +19863,8 @@ sub check_captcha { sub create_recaptcha { my ($pubkey,$version) = @_; if ($version >= 2) { - return '
'; + return '
'. + '
'; } else { my $use_ssl; if ($ENV{'SERVER_PORT'} == 443) { @@ -17191,15 +19882,21 @@ sub create_recaptcha { sub check_recaptcha { my ($privkey,$version) = @_; my $captcha_chk; + my $ip = &Apache::lonnet::get_requestor_ip(); if ($version >= 2) { - my $ua = LWP::UserAgent->new; - $ua->timeout(10); my %info = ( secret => $privkey, response => $env{'form.g-recaptcha-response'}, - remoteip => $ENV{'REMOTE_ADDR'}, + remoteip => $ip, ); - my $response = $ua->post('https://www.google.com/recaptcha/api/siteverify',\%info); + my $request=new HTTP::Request('POST','https://www.google.com/recaptcha/api/siteverify'); + $request->content(join('&',map { + my $name = escape($_); + "$name=" . ( ref($info{$_}) eq 'ARRAY' + ? join("&$name=", map {escape($_) } @{$info{$_}}) + : &escape($info{$_}) ); + } keys(%info))); + my $response = &LONCAPA::LWPReq::makerequest('',$request,'','',10,1); if ($response->is_success) { my $data = JSON::DWIW->from_json($response->decoded_content); if (ref($data) eq 'HASH') { @@ -17213,7 +19910,7 @@ sub check_recaptcha { my $captcha_result = $captcha->check_answer( $privkey, - $ENV{'REMOTE_ADDR'}, + $ip, $env{'form.recaptcha_challenge_field'}, $env{'form.recaptcha_response_field'}, ); @@ -17262,15 +19959,34 @@ sub cleanup_html { # Checks for critical messages and returns a redirect url if one exists. # $interval indicates how often to check for messages. +# $context is the calling context -- roles, grades, contents, menu or flip. sub critical_redirect { - my ($interval) = @_; + my ($interval,$context) = @_; + unless (($env{'user.domain'} ne '') && ($env{'user.name'} ne '')) { + return (); + } if ((time-$env{'user.criticalcheck.time'})>$interval) { + if (($env{'request.course.id'}) && (($context eq 'flip') || ($context eq 'contents'))) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + my $blocked = &blocking_status('alert',undef,$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})) { + return; + } + } + } 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\:/)) { + if (($what[0] ne 'con_lost') && ($what[0] ne 'no_such_host') && ($what[0]!~/^error\:/)) { $redirecturl='/adm/email?critical=display'; my $url=&Apache::lonnet::absolute_url().$redirecturl; return (1, $url); @@ -17330,6 +20046,339 @@ sub des_decrypt { return $plaintext; } +sub get_requested_shorturls { + my ($cdom,$cnum,$navmap) = @_; + return unless (ref($navmap)); + my ($numnew,$errors); + my @toshorten = &Apache::loncommon::get_env_multiple('form.addtiny'); + if (@toshorten) { + my (%maps,%resources,%titles); + &Apache::loncourserespicker::enumerate_course_contents($navmap,\%maps,\%resources,\%titles, + 'shorturls',$cdom,$cnum); + if (keys(%resources)) { + my %tocreate; + foreach my $item (sort {$a <=> $b} (@toshorten)) { + my $symb = $resources{$item}; + if ($symb) { + $tocreate{$cnum.'&'.$symb} = 1; + } + } + if (keys(%tocreate)) { + ($numnew,$errors) = &make_short_symbs($cdom,$cnum, + \%tocreate); + } + } + } + return ($numnew,$errors); +} + +sub make_short_symbs { + my ($cdom,$cnum,$tocreateref,$lockuser) = @_; + my ($numnew,@errors); + if (ref($tocreateref) eq 'HASH') { + my %tocreate = %{$tocreateref}; + if (keys(%tocreate)) { + my %coursetiny = &Apache::lonnet::dump('tiny',$cdom,$cnum); + my $su = Short::URL->new(no_vowels => 1); + my $init = ''; + my (%newunique,%addcourse,%courseonly,%failed); + # get lock on tiny db + my $now = time; + if ($lockuser eq '') { + $lockuser = $env{'user.name'}.':'.$env{'user.domain'}; + } + my $lockhash = { + "lock\0$now" => $lockuser, + }; + my $tries = 0; + my $gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom); + my ($code,$error); + while (($gotlock ne 'ok') && ($tries<3)) { + $tries ++; + sleep 1; + $gotlock = &Apache::lonnet::newput_dom('tiny',$lockhash,$cdom); + } + if ($gotlock eq 'ok') { + $init = &shorten_symbs($cdom,$init,$su,\%coursetiny,\%tocreate,\%newunique, + \%addcourse,\%courseonly,\%failed); + if (keys(%failed)) { + my $numfailed = scalar(keys(%failed)); + push(@errors,&mt('error: could not obtain unique six character URL for [quant,_1,resource]',$numfailed)); + } + if (keys(%newunique)) { + my $putres = &Apache::lonnet::newput_dom('tiny',\%newunique,$cdom); + if ($putres eq 'ok') { + $numnew = scalar(keys(%newunique)); + my $newputres = &Apache::lonnet::newput('tiny',\%addcourse,$cdom,$cnum); + unless ($newputres eq 'ok') { + push(@errors,&mt('error: could not store course look-up of short URLs')); + } + } else { + push(@errors,&mt('error: could not store unique six character URLs')); + } + } + my $dellockres = &Apache::lonnet::del_dom('tiny',["lock\0$now"],$cdom); + unless ($dellockres eq 'ok') { + push(@errors,&mt('error: could not release lockfile')); + } + } else { + push(@errors,&mt('error: could not obtain lockfile')); + } + if (keys(%courseonly)) { + my $result = &Apache::lonnet::newput('tiny',\%courseonly,$cdom,$cnum); + if ($result ne 'ok') { + push(@errors,&mt('error: could not update course look-up of short URLs')); + } + } + } + } + return ($numnew,\@errors); +} + +sub shorten_symbs { + my ($cdom,$init,$su,$coursetiny,$tocreate,$newunique,$addcourse,$courseonly,$failed) = @_; + return unless ((ref($su)) && (ref($coursetiny) eq 'HASH') && (ref($tocreate) eq 'HASH') && + (ref($newunique) eq 'HASH') && (ref($addcourse) eq 'HASH') && + (ref($courseonly) eq 'HASH') && (ref($failed) eq 'HASH')); + my (%possibles,%collisions); + foreach my $key (keys(%{$tocreate})) { + my $num = String::CRC32::crc32($key); + my $tiny = $su->encode($num,$init); + if ($tiny) { + $possibles{$tiny} = $key; + } + } + if (!$init) { + $init = 1; + } else { + $init ++; + } + if (keys(%possibles)) { + my @posstiny = keys(%possibles); + my $configuname = &Apache::lonnet::get_domainconfiguser($cdom); + my %currtiny = &Apache::lonnet::get('tiny',\@posstiny,$cdom,$configuname); + if (keys(%currtiny)) { + foreach my $key (keys(%currtiny)) { + next if ($currtiny{$key} eq ''); + if ($currtiny{$key} eq $possibles{$key}) { + my ($tcnum,$tsymb) = split(/\&/,$currtiny{$key}); + unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) { + $courseonly->{$tsymb} = $key; + } + } else { + $collisions{$possibles{$key}} = 1; + } + delete($possibles{$key}); + } + } + foreach my $key (keys(%possibles)) { + $newunique->{$key} = $possibles{$key}; + my ($tcnum,$tsymb) = split(/\&/,$possibles{$key}); + unless (($coursetiny->{$tsymb} eq $key) || ($addcourse->{$tsymb} eq $key) || ($courseonly->{$tsymb} eq $key)) { + $addcourse->{$tsymb} = $key; + } + } + } + if (keys(%collisions)) { + if ($init <5) { + if (!$init) { + $init = 1; + } else { + $init ++; + } + $init = &shorten_symbs($cdom,$init,$su,$coursetiny,\%collisions, + $newunique,$addcourse,$courseonly,$failed); + } else { + foreach my $key (keys(%collisions)) { + $failed->{$key} = 1; + } + } + } + return $init; +} + +sub is_nonframeable { + my ($url,$absolute,$hostname,$ip,$nocache) = @_; + my ($remprotocol,$remhost) = ($url =~ m{^(https?)\://(([a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,})}i); + return if (($remprotocol eq '') || ($remhost eq '')); + + $remprotocol = lc($remprotocol); + $remhost = lc($remhost); + my $remport = 80; + if ($remprotocol eq 'https') { + $remport = 443; + } + my ($result,$cached) = &Apache::lonnet::is_cached_new('noiframe',$remhost.':'.$remport); + if ($cached) { + unless ($nocache) { + if ($result) { + return 1; + } else { + return 0; + } + } + } + my $uselink; + my $request = new HTTP::Request('HEAD',$url); + my $response = &LONCAPA::LWPReq::makerequest('',$request,'','',5); + if ($response->is_success()) { + my $secpolicy = lc($response->header('content-security-policy')); + my $xframeop = lc($response->header('x-frame-options')); + $secpolicy =~ s/^\s+|\s+$//g; + $xframeop =~ s/^\s+|\s+$//g; + if (($secpolicy ne '') || ($xframeop ne '')) { + my $remotehost = $remprotocol.'://'.$remhost; + my ($origin,$protocol,$port); + if ($ENV{'SERVER_PORT'} =~/^\d+$/) { + $port = $ENV{'SERVER_PORT'}; + } else { + $port = 80; + } + if ($absolute eq '') { + $protocol = 'http:'; + if ($port == 443) { + $protocol = 'https:'; + } + $origin = $protocol.'//'.lc($hostname); + } else { + $origin = lc($absolute); + ($protocol,$hostname) = ($absolute =~ m{^(https?:)//([^/]+)$}); + } + if (($secpolicy) && ($secpolicy =~ /\Qframe-ancestors\E([^;]*)(;|$)/)) { + my $framepolicy = $1; + $framepolicy =~ s/^\s+|\s+$//g; + my @policies = split(/\s+/,$framepolicy); + if (@policies) { + if (grep(/^\Q'none'\E$/,@policies)) { + $uselink = 1; + } else { + $uselink = 1; + if ((grep(/^\Q*\E$/,@policies)) || (grep(/^\Q$protocol\E$/,@policies)) || + (($origin ne '') && (grep(/^\Q$origin\E$/,@policies))) || + (($ip ne '') && (grep(/^\Q$ip\E$/,@policies)))) { + undef($uselink); + } + if ($uselink) { + if (grep(/^\Q'self'\E$/,@policies)) { + if (($origin ne '') && ($remotehost eq $origin)) { + undef($uselink); + } + } + } + if ($uselink) { + my @possok; + if ($ip ne '') { + push(@possok,$ip); + } + my $hoststr = ''; + foreach my $part (reverse(split(/\./,$hostname))) { + if ($hoststr eq '') { + $hoststr = $part; + } else { + $hoststr = "$part.$hoststr"; + } + if ($hoststr eq $hostname) { + push(@possok,$hostname); + } else { + push(@possok,"*.$hoststr"); + } + } + if (@possok) { + foreach my $poss (@possok) { + last if (!$uselink); + foreach my $policy (@policies) { + if ($policy =~ m{^(\Q$protocol\E//|)\Q$poss\E(\Q:$port\E|)$}) { + undef($uselink); + last; + } + } + } + } + } + } + } + } elsif ($xframeop ne '') { + $uselink = 1; + my @policies = split(/\s*,\s*/,$xframeop); + if (@policies) { + unless (grep(/^deny$/,@policies)) { + if ($origin ne '') { + if (grep(/^sameorigin$/,@policies)) { + if ($remotehost eq $origin) { + undef($uselink); + } + } + if ($uselink) { + foreach my $policy (@policies) { + if ($policy =~ /^allow-from\s*(.+)$/) { + my $allowfrom = $1; + if (($allowfrom ne '') && ($allowfrom eq $origin)) { + undef($uselink); + last; + } + } + } + } + } + } + } + } + } + } + if ($nocache) { + if ($cached) { + my $devalidate; + if ($uselink && !$result) { + $devalidate = 1; + } elsif (!$uselink && $result) { + $devalidate = 1; + } + if ($devalidate) { + &Apache::lonnet::devalidate_cache_new('noiframe',$remhost.':'.$remport); + } + } + } else { + if ($uselink) { + $result = 1; + } else { + $result = 0; + } + &Apache::lonnet::do_cache_new('noiframe',$remhost.':'.$remport,$result,3600); + } + return $uselink; +} + +sub page_menu { + my ($menucolls,$menunum) = @_; + my %menu; + foreach my $item (split(/;/,$menucolls)) { + my ($num,$value) = split(/\%/,$item); + if ($num eq $menunum) { + my @entries = split(/\&/,$value); + foreach my $entry (@entries) { + my ($name,$fields) = split(/=/,$entry); + if (($name eq 'top') || ($name eq 'inline') || ($name eq 'foot') || ($name eq 'main')) { + $menu{$name} = $fields; + } else { + my @shown; + if ($fields =~ /,/) { + @shown = split(/,/,$fields); + } else { + @shown = ($fields); + } + if (@shown) { + foreach my $field (@shown) { + next if ($field eq ''); + $menu{$field} = 1; + } + } + } + } + } + } + return %menu; +} + 1; __END__;