--- loncom/interface/lonpreferences.pm 2013/06/07 16:07:46 1.205 +++ loncom/interface/lonpreferences.pm 2016/09/12 15:51:08 1.221 @@ -1,7 +1,7 @@ # The LearningOnline Network # Preferences # -# $Id: lonpreferences.pm,v 1.205 2013/06/07 16:07:46 bisitz Exp $ +# $Id: lonpreferences.pm,v 1.221 2016/09/12 15:51:08 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -36,8 +36,6 @@ use strict; use LONCAPA; use Apache::Constants qw(:common); use Apache::File; -use Crypt::DES; -use DynaLoader; # for Crypt::DES version use Apache::loncommon(); use Apache::lonhtmlcommon(); use Apache::lonlocal; @@ -45,50 +43,6 @@ use Apache::lonnet; use LONCAPA::lonauthcgi(); use LONCAPA(); -# -# Write lonnet::passwd to do the call below. -# 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; -} - ################################################################ # Handler subroutines # ################################################################ @@ -206,11 +160,13 @@ sub texenginechanger { my $domain = $env{'user.domain'}; my %userenv = &Apache::lonnet::get('environment',['texengine']); my $texengine=$userenv{'texengine'}; + if (lc($texengine) eq 'jsmath') { + $texengine = 'MathJax'; + } my %mathchoices=('' => 'Default', 'tth' => 'tth (TeX to HTML)', #'ttm' => 'TeX to MathML', - 'jsMath' => 'jsMath', 'MathJax' => 'MathJax', 'mimetex' => 'mimetex (Convert to Images)', 'raw' => 'Raw (Screen Reader)' @@ -222,33 +178,17 @@ sub texenginechanger { 'texengine', \%mathchoices); my $MathJax_start=&Apache::lontexconvert::MathJax_header(); - my $jsMath_start=&Apache::lontexconvert::jsMath_header(); my %lt=&Apache::lonlocal::texthash( 'headline' => 'Change how math is displayed', 'preftxt' => 'Preferred method to display math', 'change' => 'Save', 'exmpl' => 'Examples', 'mathjax' => 'MathJax:', - 'jsmath' => 'jsMath:', + 'mathjaxinfo' => 'MathJax provides rendered equations whose source code can be extracted in TeX and MathML formats by right clicking the equation.', 'tth' => 'tth (TeX to HTML):', 'mimetex' => 'mimetex (Convert to Images):', ); - my $jsMathWarning='

' - .'

' - .&mt("It looks like you don't have the TeX math fonts installed.") - .'
' - .'
' - .&mt('The jsMath example on this page may not look right without them. ' - .'The [_1]jsMath Home Page[_2] has information on how to download the ' - .'needed fonts. In the meantime, jsMath will do the best it can ' - .'with the fonts you have, but it may not be pretty and some equations ' - .'may not be rendered correctly.' - ,'' - ,'') - .'
' - .'

'; - $r->print(<$lt{'headline'}
@@ -265,37 +205,22 @@ $lt{'exmpl'}

$lt{'mathjax'}

- -

-

-MathJax provides rendered equations whose source code can be extracted in TeX and MathML formats by right clicking the equation. +

- -

$lt{'jsmath'}

-$jsMath_start - - +$lt{'mathjaxinfo'}

$lt{'mimetex'}

- +

$lt{'tth'}

- +

ENDLSCREEN - if ($env{'environment.texengine'} ne 'jsMath') { - $r->print(''); - } } @@ -306,6 +231,9 @@ sub verify_and_change_texengine { # Screenname my $newtexengine = $env{'form.texengine'}; $newtexengine=~s/[^\-\w]//g; + if (lc($newtexengine) eq 'jsmath') { + $newtexengine = 'MathJax'; + } if ($newtexengine eq 'ttm') { &Apache::lonnet::appenv({'browser.mathml' => 1}); } else { @@ -447,7 +375,7 @@ $options.' '); } else { $r->print('
'. - &mt('Once the Hotlist contains recently visited '.$lc_role.'s, you can return to this page to also set frozen roles.')); + &mt('Once the Hotlist contains recently visited '.$lc_role.'s you can return to this page to also set frozen roles.')); } $r->print('
@@ -758,16 +686,51 @@ sub verify_and_change_clicker { my $r = shift; my $user = $env{'user.name'}; my $domain = $env{'user.domain'}; + my $uhome = $env{'user.home'}; my $newclickers = $env{'form.clickers'}; + my $message; $newclickers=~s/[^\w\:\-]+/\,/gs; $newclickers=~tr/a-z/A-Z/; $newclickers=~s/[\:\-]+/\-/g; $newclickers=~s/\,+/\,/g; $newclickers=~s/^\,//; $newclickers=~s/\,$//; - &Apache::lonnet::put('environment',{'clickers' => $newclickers}); - &Apache::lonnet::appenv({'environment.clickers' => $newclickers}); - my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Registering clickers: [_1]',$newclickers)); + my @oldclickers = split(/,/,$env{'environment.clickers'}); + my @newclickers = split(/,/,$newclickers); + my %newuniq; + map { $newuniq{$_} = 1; } @newclickers; + @newclickers = sort(keys(%newuniq)); + my @differences = &Apache::loncommon::compare_arrays(\@oldclickers,\@newclickers); + if (@differences) { + my $putres = &Apache::lonnet::put('environment',{'clickers' => $newclickers}); + if ($putres eq 'ok') { + my @adds = (); + my @dels = (); + foreach my $item (@differences) { + if (grep(/^\Q$item\E$/,@newclickers)) { + push(@adds,$item); + } else { + push(@dels,$item); + } + } + if (@dels) { + my %delclicker; + map { $delclicker{$_} = $user; } @dels; + my $putresult = &Apache::lonnet::iddel($domain,\%delclicker,$uhome,'clickers'); + } + if (@adds) { + my %addclicker; + map { $addclicker{$_} = $user; } @adds; + my $putresult = &Apache::lonnet::updateclickers($domain,'add',\%addclicker,$uhome,1); + } + &Apache::lonnet::appenv({'environment.clickers' => $newclickers}); + $message=&Apache::lonhtmlcommon::confirm_success(&mt('Registering clickers: [_1]',$newclickers)); + } else { + $message=&Apache::lonhtmlcommon::confirm_success(&mt('Error saving clicker ID').1); + } + } else { + $message=''.&mt('Clicker information unchanged').''; + } $message=&Apache::loncommon::confirmwrapper($message); &print_main_menu($r, $message); } @@ -834,7 +797,7 @@ sub lockwarning { my $textbottom=&mt('Changing roles or logging out may result in data corruption.'); my ($num,%which)=&Apache::lonnet::get_locks(); my $which=''; - foreach my $id (keys %which) { + foreach my $id (keys(%which)) { $which.='
  • '.$which{$id}.'
    • '; } my $change=&mt('Override'); @@ -876,15 +839,15 @@ sub msgforwardchanger { foad => 'Forward to account(s)', fwdm => 'Forward messages to other account(s) in LON-CAPA', noti => 'E-mail notification of LON-CAPA messages', - foad_exmpl => 'e.g. userA:domain1,userB:domain2,...', mnot => 'E-mail address(es) which should be notified about new LON-CAPA messages', - mnot_exmpl => 'e.g. joe@doe.com', chg => 'Save', email => 'The e-mail address entered in row ', notv => 'is not a valid e-mail address', toen => "To enter multiple addresses, enter one address at a time, click 'Change' and then add the next one", prme => 'Back', ); + $lt{'foad_exmpl'} = &mt('e.g. [_1]userA:domain1,userB:domain2,...[_2]','',''); + $lt{'mnot_exmpl'} = &mt('e.g. [_1]joe@doe.com[_2]','',''); Apache::lonhtmlcommon::add_breadcrumb( { href => '/adm/preferences?action=changemsgforward', text => 'Messages & Notifications'}); @@ -988,7 +951,7 @@ ENDMSG '" onclick="javscript:delete_address('."'$num'".')" />'. &mt('Delete').''. ''; my %chk; if (defined($allnot{$item}{'crit'})) { @@ -1037,7 +1000,7 @@ ENDMSG ''.&mt('Add new address').''. ''; + '" onfocus="javascript:new_address('."'$num'".')" />'; foreach my $type ('all','crit','reg') { $output .= '