--- loncom/interface/loncommon.pm 2013/12/25 09:52:42 1.1166 +++ loncom/interface/loncommon.pm 2014/02/23 20:52:58 1.1178 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # a pile of common routines # -# $Id: loncommon.pm,v 1.1166 2013/12/25 09:52:42 raeburn Exp $ +# $Id: loncommon.pm,v 1.1178 2014/02/23 20:52:58 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -75,6 +75,8 @@ use DateTime::Locale::Catalog; use Text::Aspell; use Authen::Captcha; use Captcha::reCAPTCHA; +use Crypt::DES; +use DynaLoader; # for Crypt::DES version # ---------------------------------------------- Designs use vars qw(%defaultdesign); @@ -1380,16 +1382,21 @@ sub top_nav_help { $text = &mt($text); my $stay_on_page = 1; - my $link = ($stay_on_page) ? "javascript:helpMenu('display')" - : "javascript:helpMenu('open')"; - my $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page); - + my ($link,$banner_link); + unless ($env{'request.noversionuri'} =~ m{^/adm/helpmenu}) { + $link = ($stay_on_page) ? "javascript:helpMenu('display')" + : "javascript:helpMenu('open')"; + $banner_link = &update_help_link(undef,undef,undef,undef,$stay_on_page); + } my $title = &mt('Get help'); - - return <<"END"; + if ($link) { + return <<"END"; $banner_link $text END + } else { + return ' '.$text.' '; + } } sub help_menu_js { @@ -1406,7 +1413,7 @@ sub help_menu_js { 'js_ready' => 1, 'use_absolute' => $httphost, 'add_entries' => { - 'border' => '0', + 'border' => '0', 'rows' => "110,*",},}); my $end_page = &Apache::loncommon::end_page({'frameset' => 1, @@ -1436,9 +1443,10 @@ function helpMenu(target) { return; } function writeHelp(caller) { - caller.document.writeln('$start_page\\n\\n\\n$end_page') - caller.document.close() - caller.focus() + caller.document.writeln('$start_page\\n\\n'); + caller.document.writeln('\\n$end_page'); + caller.document.close(); + caller.focus(); } // END LON-CAPA Internal --> // ]]> @@ -3884,7 +3892,7 @@ sub get_previous_attempt { if ($key =~/$regexp$/ && (defined &$gradesub)) { $value = &$gradesub($value); } - $prevattempts.=''.$value.' '; + $prevattempts.=''. $value.' '; } else { $prevattempts.=' '; } @@ -3900,7 +3908,7 @@ sub get_previous_attempt { if ($key =~/$regexp$/ && (defined &$gradesub)) { $value = &$gradesub($value); } - $prevattempts.=''.$value.' '; + $prevattempts.=''.$value.' '; } } $prevattempts.= &end_data_table_row().&end_data_table(); @@ -3921,11 +3929,13 @@ sub get_previous_attempt { sub format_previous_attempt_value { my ($key,$value) = @_; if (($key =~ /timestamp/) || ($key=~/duedate/)) { - $value = &Apache::lonlocal::locallocaltime($value); + $value = &Apache::lonlocal::locallocaltime($value); } elsif (ref($value) eq 'ARRAY') { - $value = '('.join(', ', @{ $value }).')'; + $value = &HTML::Entities::encode('('.join(', ', @{ $value }).')','"<>&'); } elsif ($key =~ /answerstring$/) { my %answers = &Apache::lonnet::str2hash($value); + my @answer = %answers; + %answers = map {&HTML::Entities::encode($_, '"<>&')} @answer; my @anskeys = sort(keys(%answers)); if (@anskeys == 1) { my $answer = $answers{$anskeys[0]}; @@ -3948,7 +3958,7 @@ sub format_previous_attempt_value { } } } else { - $value = &unescape($value); + $value = &HTML::Entities::encode(&unescape($value), '"<>&'); } return $value; } @@ -5141,7 +5151,10 @@ sub bodytag { @design{keys(%$addentries)} = @$addentries{keys(%$addentries)}; # role and realm - my ($role,$realm) = split(/\./,$env{'request.role'},2); + my ($role,$realm) = split(m{\./},$env{'request.role'},2); + if ($realm) { + $realm = '/'.$realm; + } if ($role eq 'ca') { my ($rdom,$rname) = ($realm =~ m{^/($match_domain)/($match_username)$}); $realm = &plainname($rname,$rdom); @@ -5222,6 +5235,10 @@ sub bodytag { } $bodytag .= qq|
$realm $dc_info
|; + #if directed to not display the secondary menu, don't. + if ($args->{'no_secondary_menu'}) { + return $bodytag; + } #don't show menus for public users if (!$public){ $bodytag .= Apache::lonmenu::secondary_menu($httphost); @@ -7330,7 +7347,11 @@ ADDMETA } if (!$args->{'no_auto_mt_title'}) { $title = &mt($title); } $result .= ' LON-CAPA '.$title.'' - .'' + .'{'frameset'}) { + $result .= ' /'; + } + $result .= '>' .$inhibitprint .$head_extra; if ($env{'browser.mobile'}) { @@ -7356,8 +7377,12 @@ sub font_settings { my $headerstring=''; if ((!$env{'browser.mathml'} && $env{'browser.unicode'}) || ((ref($args) eq 'HASH') && ($args->{'browser.unicode'}))) { - $headerstring.= - ''."\n"; + $headerstring.= + '{'frameset'}) { + $headerstring.= ' /'; + } + $headerstring .= '>'."\n"; } return $headerstring; } @@ -7449,6 +7474,7 @@ Inputs: none =cut sub xml_begin { + my ($is_frameset) = @_; my $output=''; if ($env{'browser.mathml'}) { @@ -7460,9 +7486,12 @@ sub xml_begin { .'' .''; + } elsif ($is_frameset) { + $output=''."\n". + ''."\n"; } else { - $output=''."\n" - .''."\n"; + $output=''."\n". + ''."\n"; } return $output; } @@ -7529,7 +7558,7 @@ sub start_page { my ($result,@advtools); if (! exists($args->{'skip_phases'}{'head'}) ) { - $result .= &xml_begin() . &headtag($title, $head_extra, $args); + $result .= &xml_begin($args->{'frameset'}) . &headtag($title, $head_extra, $args); } if (! exists($args->{'skip_phases'}{'body'}) ) { @@ -7630,9 +7659,11 @@ function set_wishlistlink(title, path) { title = document.title; title = title.replace(/^LON-CAPA /,''); } + title = encodeURIComponent(title); if (!path) { path = location.pathname; } + path = encodeURIComponent(path); Win = window.open('/adm/wishlist?mode=newLink&setTitle='+title+'&setPath='+path, 'wishlistNewLink','width=560,height=350,scrollbars=0'); } @@ -13984,6 +14015,9 @@ sub construct_course { 'categories', 'internal.uniquecode'], $$crsudom,$$crsunum); + if ($args->{'textbook'}) { + $cenv{'internal.textbook'} = $args->{'textbook'}; + } } # @@ -14168,12 +14202,18 @@ sub construct_course { } # -# course should have uniquecode (available to course requester). +# generate and store uniquecode (available to course requester), if course should have one. # if ($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 = $code; } @@ -14857,15 +14897,15 @@ sub captcha_display { if ($captcha eq 'original') { $output = &create_captcha(); unless ($output) { - $error = 'captcha'; + $error = 'captcha'; } } elsif ($captcha eq 'recaptcha') { $output = &create_recaptcha($pubkey); unless ($output) { - $error = 'recaptcha'; + $error = 'recaptcha'; } } - return ($output,$error); + return ($output,$error,$captcha); } sub captcha_response { @@ -14941,8 +14981,9 @@ sub create_captcha { if (-e $Apache::lonnet::perlvar{'lonCaptchaDir'}.'/'.$md5sum.'.png') { $output = ''."\n". &mt('Type in the letters/numbers shown below').' '. - '
'. - ''; + ''. + '
'. + 'captcha'; last; } } @@ -15012,6 +15053,19 @@ sub check_recaptcha { return $captcha_chk; } +sub emailusername_info { + my @fields = ('firstname','lastname','institution','web','location','officialemail'); + my %titles = &Apache::lonlocal::texthash ( + lastname => 'Last Name', + firstname => 'First Name', + institution => 'School/college/university', + location => "School's city, state/province, country", + web => "School's web address", + officialemail => 'E-mail address at institution (if different)', + ); + return (\@fields,\%titles); +} + sub cleanup_html { my ($incoming) = @_; my $outgoing; @@ -15034,6 +15088,48 @@ sub cleanup_html { return $outgoing; } +# Use: +# my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver); +# +################################################## +# password associated functions # +################################################## +sub des_keys { + # Make a new key for DES encryption. + # Each key has two parts which are returned separately. + # Please note: Each key must be passed through the &hex function + # before it is output to the web browser. The hex versions cannot + # be used to decrypt. + my @hexstr=('0','1','2','3','4','5','6','7', + '8','9','a','b','c','d','e','f'); + my $lkey=''; + for (0..7) { + $lkey.=$hexstr[rand(15)]; + } + my $ukey=''; + for (0..7) { + $ukey.=$hexstr[rand(15)]; + } + return ($lkey,$ukey); +} + +sub des_decrypt { + my ($key,$cyphertext) = @_; + my $keybin=pack("H16",$key); + my $cypher; + if ($Crypt::DES::VERSION>=2.03) { + $cypher=new Crypt::DES $keybin; + } else { + $cypher=new DES $keybin; + } + my $plaintext= + $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16)))); + $plaintext.= + $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16)))); + $plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) ); + return $plaintext; +} + =pod =back