--- loncom/interface/lonpreferences.pm 2013/07/22 18:06:51 1.208 +++ loncom/interface/lonpreferences.pm 2015/01/19 15:36:01 1.215 @@ -1,7 +1,7 @@ # The LearningOnline Network # Preferences # -# $Id: lonpreferences.pm,v 1.208 2013/07/22 18:06:51 bisitz Exp $ +# $Id: lonpreferences.pm,v 1.215 2015/01/19 15:36:01 goltermann 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'); @@ -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' => $newmark}); } else { @@ -1921,6 +1876,58 @@ sub verify_and_change_coursepage { &print_main_menu($r,$message); } +sub author_space_settings { + my $r = shift; + &Apache::lonhtmlcommon::add_breadcrumb( + { href => '/adm/preferences?action=authorsettings', + text => 'Authoring Space Settings'}); + my $user = $env{'user.name'}; + my $domain = $env{'user.domain'}; + my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']); + if (keys(%author_roles) > 0) { + $r->print(Apache::loncommon::start_page('Authoring Space Settings')); + $r->print(Apache::lonhtmlcommon::breadcrumbs('Authoring Space Settings')); + my %userenv = &Apache::lonnet::get('environment',['nocodemirror']); + my $constchecked=''; + if ($env{'environment.nocodemirror'}) { + $constchecked=' checked="checked"'; + } + my $text=&mt('By default, Codemirror is activated for authors.'); + my $cmoff=&mt('Deactivate Codemirror. This can improve the performance on slow computers.'); + my $change=&mt('Save'); + $r->print(< + + $text
    +
    + + +ENDSCREEN + } +} + +sub change_authoring_settings { + my $r = shift; + my $user = $env{'user.name'}; + my $domain = $env{'user.domain'}; + my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']); + if (keys(%author_roles) > 0) { + my %ausettings=('environment.nocodemirror' => ''); + if ($env{'form.cmoff'}) { $ausettings{'environment.nocodemirror'}='yes'; } + &Apache::lonnet::put('environment',\%ausettings); + &Apache::lonnet::appenv({'environment.nocodemirror' => $ausettings{'environment.nocodemirror'}}); + my $status=''; + if ($ausettings{'environment.nocodemirror'} eq 'yes') { + $status=&mt('on'); + } else { + $status=&mt('off'); + } + my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]',''.&mt('Deactivate Codemirror in Authoring Space').'',''.$status.'')); + $message=&Apache::loncommon::confirmwrapper($message); + &print_main_menu($r,$message); + } +} + sub lockednameschanger { my $r = shift; &Apache::lonhtmlcommon::add_breadcrumb( @@ -2162,6 +2169,18 @@ push(@{ $menu[4]->{items} }, { }); } + + my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']); + if (keys(%author_roles) > 0) { + push(@{ $menu[4]->{items} }, { + linktext => 'Authoring Space Configuration', + url => '/adm/preferences?action=authorsettings', + permission => 'F', + icon => 'course_ini.png', + linktitle => 'Settings for your authoring space.', + }); + } + if (&can_toggle_debug()) { push(@{ $menu[4]->{items} }, { linktext => 'Toggle Debug Messages (Currently '.($env{'user.debug'} ? 'on)' : 'off)'), @@ -2270,6 +2289,10 @@ sub handler { &coursedisplaychanger($r); }elsif($env{'form.action'} eq 'verify_and_change_coursepage'){ &verify_and_change_coursepage($r); + }elsif($env{'form.action'} eq 'authorsettings'){ + &author_space_settings($r); + }elsif($env{'form.action'} eq 'change_authoring_settings'){ + &change_authoring_settings($r); }elsif($env{'form.action'} eq 'debugtoggle'){ if (&can_toggle_debug()) { &toggle_debug();