--- loncom/interface/lonpreferences.pm 2013/07/15 16:13:21 1.207 +++ loncom/interface/lonpreferences.pm 2014/12/12 14:32:09 1.214 @@ -1,7 +1,7 @@ # The LearningOnline Network # Preferences # -# $Id: lonpreferences.pm,v 1.207 2013/07/15 16:13:21 bisitz Exp $ +# $Id: lonpreferences.pm,v 1.214 2014/12/12 14:32:09 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 # ################################################################ @@ -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') { @@ -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('
@@ -834,7 +789,7 @@ 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 +831,15 @@ 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'}); @@ -1264,7 +1219,7 @@ sub verify_and_change_colors { ); my $message=''; - foreach my $item (keys %colortypes) { + foreach my $item (keys(%colortypes)) { my $color=$env{'form.'.$item}; if (!($color =~ /^#/)) { $color = '#' . $color; @@ -1363,9 +1318,9 @@ sub passwordchanger { return if ($currentauth !~ /^(unix|internal):/); # # Generate keys - my ($lkey_cpass ,$ukey_cpass ) = &des_keys(); - my ($lkey_npass1,$ukey_npass1) = &des_keys(); - my ($lkey_npass2,$ukey_npass2) = &des_keys(); + my ($lkey_cpass ,$ukey_cpass ) = &Apache::loncommon::des_keys(); + my ($lkey_npass1,$ukey_npass1) = &Apache::loncommon::des_keys(); + my ($lkey_npass2,$ukey_npass2) = &Apache::loncommon::des_keys(); # Store the keys in the log files my $lonhost = $r->dir_config('lonHostID'); my $logtoken=Apache::lonnet::reply('tmpput:' @@ -1604,9 +1559,9 @@ ENDERROR } my ($ckey,$n1key,$n2key)=split(/&/,$tmpinfo); # - $currentpass = &des_decrypt($ckey ,$currentpass); - $newpass1 = &des_decrypt($n1key,$newpass1); - $newpass2 = &des_decrypt($n2key,$newpass2); + $currentpass = &Apache::loncommon::des_decrypt($ckey ,$currentpass); + $newpass1 = &Apache::loncommon::des_decrypt($n1key,$newpass1); + $newpass2 = &Apache::loncommon::des_decrypt($n2key,$newpass2); # if ($caller eq 'reset_by_email') { my %data = &Apache::lonnet::tmpget($mailtoken); @@ -1819,7 +1774,7 @@ sub verify_and_change_discussion { if (defined($env{'form.discmark'}) ) { my $newmark = $env{'form.newmark'}; if ($newmark eq 'ondisp') { - $message.=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: new posts will be cease to be identified as "NEW" after display.')).'
    '; + $message.=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: new posts will cease to be identified as "NEW" after display.')).'
    '; &Apache::lonnet::put('environment',{'discmarkread' => $newmark}); &Apache::lonnet::appenv({'environment.discmarkread' => $newmark}); } else {