--- loncom/interface/lonpreferences.pm 2013/06/10 20:28:12 1.196.4.11 +++ loncom/interface/lonpreferences.pm 2016/01/31 21:25:37 1.218 @@ -1,7 +1,7 @@ # The LearningOnline Network # Preferences # -# $Id: lonpreferences.pm,v 1.196.4.11 2013/06/10 20:28:12 raeburn Exp $ +# $Id: lonpreferences.pm,v 1.218 2016/01/31 21:25:37 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 # ################################################################ @@ -211,7 +165,7 @@ sub texenginechanger { 'tth' => 'tth (TeX to HTML)', #'ttm' => 'TeX to MathML', 'jsMath' => 'jsMath', - 'MathJax' => 'MathJax', + 'MathJax' => 'MathJax', 'mimetex' => 'mimetex (Convert to Images)', 'raw' => 'Raw (Screen Reader)' ); @@ -229,6 +183,7 @@ sub texenginechanger { 'change' => 'Save', 'exmpl' => 'Examples', 'mathjax' => 'MathJax:', + 'mathjaxinfo' => 'MathJax provides rendered equations whose source code can be extracted in TeX and MathML formats by right clicking the equation.', 'jsmath' => 'jsMath:', 'tth' => 'tth (TeX to HTML):', 'mimetex' => 'mimetex (Convert to Images):', @@ -265,10 +220,10 @@ $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{'mathjaxinfo'}

$lt{'jsmath'}

@@ -280,17 +235,17 @@ if (jsMath.nofonts == 1) { } - +

$lt{'mimetex'}

- +

$lt{'tth'}

- +

ENDLSCREEN if ($env{'environment.texengine'} ne 'jsMath') { @@ -354,7 +309,7 @@ sub rolesprefchanger { my $hotlist_n=$userenv{'recentrolesn'}; my ($checkedon,$checkedoff); if ($hotlist_flag) { - $checkedon = 'checked="checked"'; + $checkedon = 'checked="checked"'; } else { $checkedoff = 'checked="checked"'; } @@ -437,7 +392,7 @@ $options.' &Apache::lonhtmlcommon::row_closure(1). &Apache::lonhtmlcommon::end_pick_box().' '); - if ($roles_check_list) { + if ($roles_check_list) { $r->print('

'.&mt('Freeze Roles').'

'.&mt('The table below can be used to [_1]freeze[_2] '.$lc_role.'s in the Hotlist.','','').'
'. @@ -447,7 +402,7 @@ $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 +713,51 @@ 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 +824,7 @@ 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 +866,15 @@ 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]','',''); + $lt{'mnot_exmpl'} = &mt('e.g. [_1]joe@doe.com[_2]','',''); Apache::lonhtmlcommon::add_breadcrumb( { href => '/adm/preferences?action=changemsgforward', text => 'Messages & Notifications'}); @@ -988,7 +978,7 @@ ENDMSG '" onclick="javscript:delete_address('."'$num'".')" />'. &mt('Delete').''. ''; my %chk; if (defined($allnot{$item}{'crit'})) { @@ -1037,7 +1027,7 @@ ENDMSG ''.&mt('Add new address').''. ''; + '" onfocus="javascript:new_address('."'$num'".')" />'; foreach my $type ('all','crit','reg') { $output .= '