Annotation of loncom/interface/lonpreferences.pm, revision 1.196.4.25

1.1       www         1: # The LearningOnline Network
                      2: # Preferences
                      3: #
1.196.4.25! raeburn     4: # $Id: lonpreferences.pm,v 1.196.4.24 2018/09/03 14:03:03 raeburn Exp $
1.2       albertel    5: #
                      6: # Copyright Michigan State University Board of Trustees
                      7: #
                      8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      9: #
                     10: # LON-CAPA is free software; you can redistribute it and/or modify
                     11: # it under the terms of the GNU General Public License as published by
                     12: # the Free Software Foundation; either version 2 of the License, or
                     13: # (at your option) any later version.
                     14: #
                     15: # LON-CAPA is distributed in the hope that it will be useful,
                     16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     18: # GNU General Public License for more details.
                     19: #
                     20: # You should have received a copy of the GNU General Public License
                     21: # along with LON-CAPA; if not, write to the Free Software
                     22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     23: #
                     24: # /home/httpd/html/adm/gpl.txt
                     25: #
                     26: # http://www.lon-capa.org/
                     27: #
1.3       matthew    28: # This package uses the "londes.js" javascript code. 
                     29: #
                     30:  
1.1       www        31: package Apache::lonpreferences;
                     32: 
                     33: use strict;
1.86      albertel   34: use LONCAPA;
1.1       www        35: use Apache::Constants qw(:common);
1.3       matthew    36: use Apache::File;
1.4       matthew    37: use Apache::loncommon();
1.23      matthew    38: use Apache::lonhtmlcommon();
1.32      www        39: use Apache::lonlocal;
1.59      albertel   40: use Apache::lonnet;
1.174     raeburn    41: use LONCAPA::lonauthcgi();
1.95      albertel   42: use LONCAPA();
1.3       matthew    43: 
1.4       matthew    44: ################################################################
                     45: #                       Handler subroutines                    #
                     46: ################################################################
1.9       matthew    47: 
                     48: ################################################################
1.28      www        49: #         Language Change Subroutines                          #
                     50: ################################################################
1.44      www        51: 
                     52: sub wysiwygchanger {
                     53:     my $r = shift;
1.126     droeschl   54:     Apache::lonhtmlcommon::add_breadcrumb(
                     55: 	    {	href => '/adm/preferences?action=changewysiwyg',
                     56:                 text => 'Change WYSIWYG Preferences'});
1.147     schafran   57:     $r->print(Apache::loncommon::start_page('Content Display Settings'));
1.126     droeschl   58:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change WYSIWYG Preferences'));
                     59: 
1.44      www        60:     my %userenv = &Apache::lonnet::get
                     61:         ('environment',['wysiwygeditor']);
1.78      albertel   62:     my $onselect='checked="checked"';
1.44      www        63:     my $offselect='';
1.77      albertel   64:     if ($userenv{'wysiwygeditor'} eq 'on') {
1.44      www        65: 	$onselect='';
1.78      albertel   66: 	$offselect='checked="checked"';
1.44      www        67:     }
                     68:     my $switchoff=&mt('Disable WYSIWYG editor');
                     69:     my $switchon=&mt('Enable WYSIWYG editor');
1.124     www        70:     my $warning='';
                     71:     if ($env{'user.adv'}) {
1.185     droeschl   72:        $warning.='<p class="LC_warning">'.&mt("The WYSIWYG editor only supports simple HTML and is in many cases unsuited for advanced authoring. In a number of cases, it may destroy advanced authoring involving LaTeX and script function calls.")."</p>";
1.124     www        73:     }
1.44      www        74:     $r->print(<<ENDLSCREEN);
1.88      albertel   75: <form name="prefs" action="/adm/preferences" method="post">
1.44      www        76: <input type="hidden" name="action" value="set_wysiwyg" />
1.124     www        77: $warning
1.44      www        78: <br />
1.65      albertel   79: <label><input type="radio" name="wysiwyg" value="off" $onselect /> $switchoff</label><br />
                     80: <label><input type="radio" name="wysiwyg" value="on" $offselect /> $switchon</label>
1.44      www        81: ENDLSCREEN
1.136     schafran   82:     $r->print('<br /><input type="submit" value="'.&mt('Save').'" />');
1.44      www        83: }
                     84: 
                     85: 
                     86: sub verify_and_change_wysiwyg {
                     87:     my $r = shift;
1.59      albertel   88:     my $newsetting=$env{'form.wysiwyg'};
1.44      www        89:     &Apache::lonnet::put('environment',{'wysiwygeditor' => $newsetting});
1.116     raeburn    90:     &Apache::lonnet::appenv({'environment.wysiwygeditor' => $newsetting});
1.158     bisitz     91:     my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('WYSIWYG Editor').'</i>','<tt>'.&mt($newsetting).'</tt>'));
                     92:     $message=&Apache::loncommon::confirmwrapper($message);
                     93:     &print_main_menu($r,$message);
1.44      www        94: }
                     95: 
                     96: ################################################################
                     97: #         Language Change Subroutines                          #
                     98: ################################################################
1.28      www        99: sub languagechanger {
                    100:     my $r = shift;
1.126     droeschl  101:     
                    102:     Apache::lonhtmlcommon::add_breadcrumb(
                    103: 	    {	href => '/adm/preferences?action=changelanguages',
1.127     droeschl  104:                 text => 'Change Language'});
1.147     schafran  105:     $r->print(Apache::loncommon::start_page('Content Display Settings'));
1.126     droeschl  106:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Language')); 
1.196.4.10  raeburn   107:     my %userenv = &Apache::lonnet::get('environment',['languages']);
1.29      www       108:     my $language=$userenv{'languages'};
1.32      www       109: 
1.196.4.10  raeburn   110:     $r->print(
                    111:         '<form name="prefs" action="/adm/preferences" method="post">'."\n".
                    112:         '<input type="hidden" name="action" value="verify_and_change_languages" />'.
                    113:         '<br /><span class="LC_nobreak">'.&mt('Preferred language').':&nbsp;'.
                    114:         &Apache::loncommon::select_language('language',$language,1).'</span>'."\n".
                    115:         '<br /><input type="submit" value="'.&mt('Save').'" /></form>'
                    116:     );
1.28      www       117: }
                    118: 
                    119: 
                    120: sub verify_and_change_languages {
                    121:     my $r = shift;
1.59      albertel  122:     my $user       = $env{'user.name'};
                    123:     my $domain     = $env{'user.domain'};
1.28      www       124: # Screenname
1.59      albertel  125:     my $newlanguage  = $env{'form.language'};
1.28      www       126:     $newlanguage=~s/[^\-\w]//g;
                    127:     my $message='';
                    128:     if ($newlanguage) {
1.29      www       129:         &Apache::lonnet::put('environment',{'languages' => $newlanguage});
1.116     raeburn   130:         &Apache::lonnet::appenv({'environment.languages' => $newlanguage});
1.183     bisitz    131:         $message=&Apache::lonhtmlcommon::confirm_success(
                    132:             &mt('Set [_1] to [_2]',
                    133:                 '<i>'.&mt('Preferred language').'</i>',
                    134:                 '<tt>"'.$newlanguage.'"</tt>.'))
                    135:            .'<br />'
                    136:            .&mt('The change will become active on the next page.');
1.28      www       137:     } else {
1.29      www       138:         &Apache::lonnet::del('environment',['languages']);
1.139     raeburn   139:         &Apache::lonnet::delenv('environment.languages');
1.158     bisitz    140:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Preferred language').'</i>'));
1.28      www       141:     }
1.158     bisitz    142:     $message=&Apache::loncommon::confirmwrapper($message);
1.132     raeburn   143:     &Apache::loncommon::flush_langs_cache($user,$domain);
1.152     www       144:     &print_main_menu($r, $message);
1.28      www       145: }
                    146: 
1.50      albertel  147: ################################################################
1.54      albertel  148: #         Tex Engine Change Subroutines                        #
                    149: ################################################################
                    150: sub texenginechanger {
                    151:     my $r = shift;
1.126     droeschl  152:     Apache::lonhtmlcommon::add_breadcrumb(
                    153: 	    {	href => '/adm/preferences?action=changetexenginepref',
1.177     raeburn   154:                 text => 'Math display settings'});
1.147     schafran  155:     $r->print(Apache::loncommon::start_page('Content Display Settings'));
1.177     raeburn   156:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Math display settings'));
1.59      albertel  157:     my $user       = $env{'user.name'};
                    158:     my $domain     = $env{'user.domain'};
1.54      albertel  159:     my %userenv = &Apache::lonnet::get('environment',['texengine']);
                    160:     my $texengine=$userenv{'texengine'};
1.196.4.18  raeburn   161:     if (lc($texengine) eq 'jsmath') {
                    162:         $texengine = 'MathJax';
                    163:     }
1.54      albertel  164: 
1.69      albertel  165:     my %mathchoices=('' => 'Default',
1.123     bisitz    166: 		     'tth' => 'tth (TeX to HTML)',
1.64      albertel  167: 		     #'ttm' => 'TeX to MathML',
1.196.4.3  raeburn   168:                      'MathJax' => 'MathJax',
1.168     www       169: 		     'mimetex' => 'mimetex (Convert to Images)',
                    170:                      'raw' => 'Raw (Screen Reader)'
1.54      albertel  171:                      );
1.190     raeburn   172:     %mathchoices = &Apache::lonlocal::texthash(%mathchoices);
1.179     bisitz    173:     my $selectionbox=
                    174:            &Apache::loncommon::select_form(
                    175:                $texengine,
                    176:                'texengine',
1.190     raeburn   177:                \%mathchoices);
1.196.4.3  raeburn   178:     my $MathJax_start=&Apache::lontexconvert::MathJax_header();
1.123     bisitz    179:     my %lt=&Apache::lonlocal::texthash(
1.177     raeburn   180:       'headline' => 'Change how math is displayed',
                    181:       'preftxt'  => 'Preferred method to display math',
1.136     schafran  182:       'change'   => 'Save',
1.123     bisitz    183:       'exmpl'    => 'Examples',
1.196.4.3  raeburn   184:       'mathjax'  => 'MathJax:',
1.196.4.15  raeburn   185:       'mathjaxinfo' =>  'MathJax provides rendered equations whose source code can be extracted in TeX and MathML formats by right clicking the equation.',
1.123     bisitz    186:       'tth'      => 'tth (TeX to HTML):',
                    187:       'mimetex'  => 'mimetex (Convert to Images):',
                    188:     );
                    189: 
1.54      albertel  190:     $r->print(<<ENDLSCREEN);
1.123     bisitz    191: <h2>$lt{'headline'}</h2>
1.88      albertel  192: <form name="prefs" action="/adm/preferences" method="post">
1.54      albertel  193: <input type="hidden" name="action" value="verify_and_change_texengine" />
1.123     bisitz    194: <p>
1.136     schafran  195: $lt{'preftxt'}: $selectionbox 
                    196: <br />
                    197: <input type="submit" value="$lt{'change'}" />
1.123     bisitz    198: </p>
1.54      albertel  199: </form>
1.123     bisitz    200: <br />
                    201: <hr />
                    202: $lt{'exmpl'}
                    203: 
1.196.4.3  raeburn   204: <h3>$lt{'mathjax'}</h3>
                    205: </script>
1.196.4.15  raeburn   206: <iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=MathJax" width="400" height="150"></iframe>
1.196.4.3  raeburn   207: </p>
                    208: <p>
1.196.4.15  raeburn   209: $lt{'mathjaxinfo'}
1.196.4.3  raeburn   210: </p>
                    211: 
1.123     bisitz    212: <h3>$lt{'mimetex'}</h3>
                    213: <p>
1.196.4.15  raeburn   214: <iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=mimetex" width="400" height="150"></iframe>
1.67      albertel  215: </p>
1.123     bisitz    216: 
                    217: <h3>$lt{'tth'}</h3>
                    218: <p>
1.196.4.15  raeburn   219: <iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=tth" width="400" height="150"></iframe>
1.67      albertel  220: </p>
1.54      albertel  221: ENDLSCREEN
                    222: }
                    223: 
                    224: 
                    225: sub verify_and_change_texengine {
                    226:     my $r = shift;
1.59      albertel  227:     my $user       = $env{'user.name'};
                    228:     my $domain     = $env{'user.domain'};
1.54      albertel  229: # Screenname
1.59      albertel  230:     my $newtexengine  = $env{'form.texengine'};
1.54      albertel  231:     $newtexengine=~s/[^\-\w]//g;
1.196.4.18  raeburn   232:     if (lc($newtexengine) eq 'jsmath') {
                    233:         $newtexengine = 'MathJax';
                    234:     }
1.56      albertel  235:     if ($newtexengine eq 'ttm') {
1.116     raeburn   236: 	&Apache::lonnet::appenv({'browser.mathml' => 1});
1.56      albertel  237:     } else {
1.59      albertel  238: 	if ($env{'environment.texengine'} eq 'ttm') {
1.116     raeburn   239: 	    &Apache::lonnet::appenv({'browser.mathml' => 0});
1.56      albertel  240: 	}
                    241:     }
1.54      albertel  242:     my $message='';
                    243:     if ($newtexengine) {
                    244:         &Apache::lonnet::put('environment',{'texengine' => $newtexengine});
1.116     raeburn   245:         &Apache::lonnet::appenv({'environment.texengine' => $newtexengine});
1.158     bisitz    246:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Preferred method to display Math').'</i>','<tt>"'.$newtexengine.'"</tt>'));
1.54      albertel  247:     } else {
                    248:         &Apache::lonnet::del('environment',['texengine']);
1.139     raeburn   249:         &Apache::lonnet::delenv('environment.texengine');
1.158     bisitz    250:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Preferred method to display Math').'</i>'));
1.54      albertel  251:     }
1.158     bisitz    252:     $message=&Apache::loncommon::confirmwrapper($message);
1.152     www       253:     &print_main_menu($r, $message);
1.54      albertel  254: }
                    255: 
                    256: ################################################################
1.50      albertel  257: #         Roles Page Preference Change Subroutines         #
                    258: ################################################################
                    259: sub rolesprefchanger {
                    260:     my $r = shift;
1.96      albertel  261:     my $role    = ($env{'user.adv'} ? 'Role' : 'Course');
                    262:     my $lc_role = ($env{'user.adv'} ? 'role' : 'course');
1.59      albertel  263:     my $user       = $env{'user.name'};
                    264:     my $domain     = $env{'user.domain'};
1.50      albertel  265:     my %userenv = &Apache::lonnet::get
                    266:         ('environment',['recentroles','recentrolesn']);
1.196.4.5  raeburn   267:     my $brtext = 'Change '.$role.' Page Pref';
                    268:     my $brtitle;
                    269:     if ($env{'form.returnurl'} eq '/adm/roles') {
                    270:         $brtext = 'Configure Hotlist';
                    271:     } else {
                    272:         $brtitle = $brtext;
                    273:     }
1.126     droeschl  274:     Apache::lonhtmlcommon::add_breadcrumb(
                    275: 	    {	href => '/adm/preferences?action=changerolespref',
1.196.4.5  raeburn   276:                 text => $brtext});
1.147     schafran  277:     $r->print(Apache::loncommon::start_page('Content Display Settings'));
1.196.4.5  raeburn   278:     $r->print(Apache::lonhtmlcommon::breadcrumbs($brtitle));
1.50      albertel  279:     my $hotlist_flag=$userenv{'recentroles'};
                    280:     my $hotlist_n=$userenv{'recentrolesn'};
1.196.4.5  raeburn   281:     my ($checkedon,$checkedoff);
1.50      albertel  282:     if ($hotlist_flag) {
1.196.4.5  raeburn   283:         $checkedon = 'checked="checked"'; 
                    284:     } else {
                    285:         $checkedoff = 'checked="checked"';
1.50      albertel  286:     }
                    287:     
                    288:     if (!$hotlist_n) { $hotlist_n=3; }
                    289:     my $options;
                    290:     for (my $i=1; $i<10; $i++) {
                    291: 	my $select;
                    292: 	if ($hotlist_n == $i) { $select = 'selected="selected"'; }
                    293: 	$options .= "<option $select>$i</option>\n";
                    294:     }
                    295: 
1.89      albertel  296: # Get list of recent roles and display with checkbox in front
                    297:     my $roles_check_list = '';
                    298:     my $role_key='';
                    299:     if ($env{'environment.recentroles'}) {
                    300:         my %recent_roles =
                    301:                &Apache::lonhtmlcommon::get_recent('roles',$env{'environment.recentrolesn'});
1.91      albertel  302:         my %frozen_roles =
                    303:                &Apache::lonhtmlcommon::get_recent_frozen('roles',$env{'environment.recentrolesn'});
1.89      albertel  304:         
1.93      albertel  305:         my %role_text = &rolespref_get_role_text([keys(%recent_roles)]);
1.92      albertel  306:         my @sorted_roles = sort {$role_text{$a} cmp $role_text{$b}} keys(%role_text);
                    307: 
1.89      albertel  308:         $roles_check_list .=
                    309: 	    &Apache::loncommon::start_data_table().
                    310: 	    &Apache::loncommon::start_data_table_header_row().
1.96      albertel  311: 	    "<th>".&mt('Freeze '.$role)."</th>".
1.196.4.5  raeburn   312: 	    "<th>".&mt($role)."</th>".
1.89      albertel  313: 	    &Apache::loncommon::end_data_table_header_row().
                    314: 	    "\n";
                    315: 	my $count;
1.92      albertel  316:         foreach $role_key (@sorted_roles) {
1.89      albertel  317:             my $checked = "";
                    318:             my $value = $recent_roles{$role_key};
1.91      albertel  319:             if ($frozen_roles{$role_key}) {
1.159     bisitz    320:                 $checked = ' checked="checked"';
1.89      albertel  321:             }
                    322: 	    $count++;
                    323:             $roles_check_list .=
                    324: 		&Apache::loncommon::start_data_table_row().
                    325: 		'<td class="LC_table_cell_checkbox">'.
1.159     bisitz    326: 		"<input type=\"checkbox\"$checked name=\"freezeroles\"".
1.89      albertel  327: 		" id=\"freezeroles$count\" value=\"$role_key\" /></td>".
                    328: 		"<td><label for=\"freezeroles$count\">".
1.92      albertel  329: 		"$role_text{$role_key}</label></td>".
1.89      albertel  330: 		&Apache::loncommon::end_data_table_row(). "\n";
                    331:         }
                    332:         $roles_check_list .= "</table>\n";
                    333:     }
                    334: 
1.196.4.5  raeburn   335:     my $actionurl = '/adm/preferences';
                    336:     if ($env{'form.returnurl'} eq '/adm/roles') {
                    337:         $actionurl = '/adm/roles';
                    338:     }
                    339:     $r->print('<h3>'.&mt('Recent Roles Hotlist').'</h3>');
                    340:     unless ($checkedon) {
                    341:         $r->print(&mt('LON-CAPA users with several '.$lc_role.'s may wish to enable the Hotlist.').'<br />');
                    342:     }
1.89      albertel  343:     $r->print('
1.196.4.5  raeburn   344: <form name="prefs" action="'.$actionurl.'" method="post">
1.50      albertel  345: <input type="hidden" name="action" value="verify_and_change_rolespref" />
1.196.4.5  raeburn   346: <input type="hidden" name="returnurl" value="'.$env{'form.returnurl'}.'" />
                    347: <div class="LC_left_float"><h4>'.&mt('Hotlist options').'</h4>
                    348: <p>'.
                    349: &mt('When enabled, the Hotlist keeps track of the last N '.$lc_role.'s visited.').'<br />'.
                    350: &mt('Those N '.$lc_role.'s are then shown in a table at the top of the '.$lc_role.'s page.').'</p>'.
1.181     wenzelju  351: &Apache::lonhtmlcommon::start_pick_box().
1.196.4.5  raeburn   352: &Apache::lonhtmlcommon::row_title(&mt('Use Recent '.$role.'s Hotlist')).
                    353: '<span class="LC_nobreak">
                    354: <label><input id="Hotliston" type="radio" '.$checkedon.' name="recentroles" value="1" />'.&mt('Yes').'</label>'.
                    355: ('&nbsp;'x2).
                    356: '<label><input id="Hotlistoff" type="radio" '.$checkedoff.' name="recentroles" value="0" />'.&mt('No').'</label>
                    357: </span>'.
1.181     wenzelju  358: &Apache::lonhtmlcommon::row_closure().
                    359: &Apache::lonhtmlcommon::row_title('<label for="NumberOfRoles">'.&mt('Number of '.$role.'s in Hotlist').'</label>').
                    360: '<select name="recentrolesn" size="1" id ="NumberOfRoles">'.
1.196.4.5  raeburn   361: $options.'
                    362: </select>'.
1.181     wenzelju  363: &Apache::lonhtmlcommon::row_closure(1).
1.196.4.5  raeburn   364: &Apache::lonhtmlcommon::end_pick_box().'
                    365: </div>');
                    366:     if ($roles_check_list) {
                    367:         $r->print('<div class="LC_left_float">
                    368: <h4>'.&mt('Freeze Roles').'</h4>
                    369: <p>'.&mt('The table below can be used to [_1]freeze[_2] '.$lc_role.'s in the Hotlist.','<q>','</q>').'<br />'.
1.196.4.8  raeburn   370: &mt('Those '.$lc_role.'s marked frozen will not be removed from the list, even if not recently used.').'
1.89      albertel  371: </p>
                    372: '.$roles_check_list.'
1.196.4.5  raeburn   373: </div>');
                    374:      } else {
                    375:          $r->print('<br clear="all" />'.
1.196.4.13  raeburn   376:                    &mt('Once the Hotlist contains recently visited '.$lc_role.'s you can return to this page to also set frozen roles.'));
1.196.4.5  raeburn   377:      }
                    378:      $r->print('
                    379: <br clear="all" />
1.136     schafran  380: <input type="submit" value="'.&mt('Save').'" />
1.89      albertel  381: </form>');
1.50      albertel  382: }
                    383: 
1.92      albertel  384: sub rolespref_get_role_text {
                    385: # Get a line of text for each role
                    386:     my ($roles) = @_;
                    387:     my %roletext = ();
                    388: 
                    389:     foreach my $item (@$roles) {
                    390: # get course information
                    391:         my ($role,$rest) = split(/\./, $item);
1.93      albertel  392:         my $trole = "";
                    393:         $trole = &Apache::lonnet::plaintext($role);
1.92      albertel  394:         my ($tdomain,$other,$tsection)= split(/\//,Apache::lonnet::declutter($rest));
                    395:         my $tother = '-';
1.93      albertel  396:         if ($role =~ /^(cc|st|in|ta|ep|cr)/ ) {
1.92      albertel  397:             my %newhash=&Apache::lonnet::coursedescription($tdomain."_".$other);
                    398:             $tother = " - ".$newhash{'description'};
                    399:         } elsif ($role =~ /dc/) {
                    400:             $tother = "";
                    401:         } else {
                    402:             $tother = " - $other";
                    403:         }
                    404:  
                    405:         my $section="";
                    406:         if ($tsection) {
                    407:             $section = " - Section/Group: $tsection";
                    408:         }
                    409:         $roletext{$item} = $tdomain." - ".$trole.$tother.$section;
                    410:     }
                    411:     return %roletext;
                    412: }
                    413: 
1.50      albertel  414: sub verify_and_change_rolespref {
                    415:     my $r = shift;
1.96      albertel  416:     my $role = ($env{'user.adv'} ? 'Role' : 'Course');
1.59      albertel  417:     my $user       = $env{'user.name'};
                    418:     my $domain     = $env{'user.domain'};
1.50      albertel  419: # Recent Roles Hotlist Flag
1.59      albertel  420:     my $hotlist_flag  = $env{'form.recentroles'};
                    421:     my $hotlist_n  = $env{'form.recentrolesn'};
1.89      albertel  422:     my $message='<hr />';
1.50      albertel  423:     if ($hotlist_flag) {
                    424:         &Apache::lonnet::put('environment',{'recentroles' => $hotlist_flag});
1.116     raeburn   425:         &Apache::lonnet::appenv({'environment.recentroles' => $hotlist_flag});
1.180     wenzelju  426:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('Recent '.$role.'s Hotlist is Enabled.')." ".&mt('Display [_1] Most Recent '.$role.'s.',$hotlist_n));
1.50      albertel  427:     } else {
                    428:         &Apache::lonnet::del('environment',['recentroles']);
1.139     raeburn   429:         &Apache::lonnet::delenv('environment.recentroles');
1.180     wenzelju  430:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('Recent '.$role.'s Hotlist is Disabled'));
1.50      albertel  431:     }
                    432:     if ($hotlist_n) {
                    433:         &Apache::lonnet::put('environment',{'recentrolesn' => $hotlist_n});
1.116     raeburn   434:         &Apache::lonnet::appenv({'environment.recentrolesn' => $hotlist_n});
1.89      albertel  435:     }
                    436: 
                    437: # Get list of froze roles and list of recent roles
                    438:     my @freeze_list = &Apache::loncommon::get_env_multiple('form.freezeroles');
                    439:     my %freeze = ();
1.92      albertel  440:     my %roletext = ();
                    441: 
1.89      albertel  442:     foreach my $key (@freeze_list) {
1.91      albertel  443:         $freeze{$key}='1';
1.89      albertel  444:     }
1.92      albertel  445: 
1.89      albertel  446:     my %recent_roles =
                    447:         &Apache::lonhtmlcommon::get_recent('roles',$env{'environment.recentrolesn'});
1.91      albertel  448:     my %frozen_roles =
                    449:         &Apache::lonhtmlcommon::get_recent_frozen('roles',$env{'environment.recentrolesn'});
1.92      albertel  450:     my %role_text = &rolespref_get_role_text([keys(%recent_roles)]);
1.89      albertel  451: 
                    452: # Unset any roles that were previously frozen but aren't in list
                    453:     foreach my $role_key (sort(keys(%recent_roles))) {
1.91      albertel  454:         if (($frozen_roles{$role_key}) && (!exists($freeze{$role_key}))) {
1.158     bisitz    455: 	    $message .= "<br />".&Apache::lonhtmlcommon::confirm_success(&mt('Unfreezing '.$role.': [_1]','<i>'.$role_text{$role_key}.'</i>'));
1.91      albertel  456: 	    &Apache::lonhtmlcommon::store_recent('roles',$role_key,' ',0);
1.89      albertel  457:         }
                    458:     }
                    459: 
                    460: # Freeze selected roles
                    461:     foreach my $role_key (@freeze_list) {
1.91      albertel  462:         if (!$frozen_roles{$role_key}) {
1.154     www       463:              $message .= "<br />".
1.158     bisitz    464:              &Apache::lonhtmlcommon::confirm_success(&mt('Freezing '.$role.': [_1]','<i>'.$role_text{$role_key}.'</i>'));
1.89      albertel  465:              &Apache::lonhtmlcommon::store_recent('roles',
1.91      albertel  466:                                           $role_key,' ',1);
1.50      albertel  467:         }
                    468:     }
1.158     bisitz    469:     $message=&Apache::loncommon::confirmwrapper($message);
1.196.4.5  raeburn   470:     if ($env{'form.returnurl'} eq '/adm/roles') {
                    471:         return $message;
                    472:     } else {
                    473:         &print_main_menu($r, $message);
                    474:     }
1.50      albertel  475: }
                    476: 
                    477: 
1.28      www       478: ################################################################
1.9       matthew   479: #         Anonymous Discussion Name Change Subroutines         #
                    480: ################################################################
1.5       www       481: sub screennamechanger {
                    482:     my $r = shift;
1.59      albertel  483:     my $user       = $env{'user.name'};
                    484:     my $domain     = $env{'user.domain'};
1.14      www       485:     my %userenv = &Apache::lonnet::get
                    486:         ('environment',['screenname','nickname']);
1.6       www       487:     my $screenname=$userenv{'screenname'};
1.14      www       488:     my $nickname=$userenv{'nickname'};
1.126     droeschl  489:     Apache::lonhtmlcommon::add_breadcrumb(
                    490: 		{ href => '/adm/preferences?action=changescreenname',
                    491:                   text => 'Change Screen Name'});
1.147     schafran  492:     $r->print(Apache::loncommon::start_page('Personal Data'));
1.126     droeschl  493:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Screen Name'));
1.133     bisitz    494:     $r->print('<p>'
                    495:              .&mt('Change the name that is displayed in your posts.')
                    496:              .'</p>'
                    497:     );
                    498:     $r->print('<form name="prefs" action="/adm/preferences" method="post">'
                    499:              .'<input type="hidden" name="action" value="verify_and_change_screenname" />'
                    500:              .&Apache::lonhtmlcommon::start_pick_box()
1.158     bisitz    501:              .&Apache::lonhtmlcommon::row_title(&mt('Screenname').' '.&mt('(shown if you post anonymously)'))
1.133     bisitz    502:              .'<input type="text" size="20" value="'.$screenname.'" name="screenname" />'
                    503:              .&Apache::lonhtmlcommon::row_closure()
1.158     bisitz    504:              .&Apache::lonhtmlcommon::row_title(&mt('Nickname').' '.&mt('(shown if you post non-anonymously)'))
1.133     bisitz    505:              .'<input type="text" size="20" value="'.$nickname.'" name="nickname" />'
                    506:              .&Apache::lonhtmlcommon::row_closure()
                    507:              .&Apache::lonhtmlcommon::row_title()
                    508:              .'<input type="submit" value="'.&mt('Save').'" />'
                    509:              .&Apache::lonhtmlcommon::row_closure(1)
                    510:              .&Apache::lonhtmlcommon::end_pick_box()
                    511:              .'</form>'
                    512:     );
1.5       www       513: }
1.6       www       514: 
                    515: sub verify_and_change_screenname {
                    516:     my $r = shift;
1.59      albertel  517:     my $user       = $env{'user.name'};
                    518:     my $domain     = $env{'user.domain'};
1.14      www       519: # Screenname
1.59      albertel  520:     my $newscreen  = $env{'form.screenname'};
1.14      www       521:     $newscreen=~s/[^ \w]//g;
1.6       www       522:     my $message='';
                    523:     if ($newscreen) {
1.7       www       524:         &Apache::lonnet::put('environment',{'screenname' => $newscreen});
1.116     raeburn   525:         &Apache::lonnet::appenv({'environment.screenname' => $newscreen});
1.161     bisitz    526:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Screenname').'</i>','<tt>"'.$newscreen.'"</tt>'));
1.6       www       527:     } else {
                    528:         &Apache::lonnet::del('environment',['screenname']);
1.139     raeburn   529:         &Apache::lonnet::delenv('environment.screenname');
1.158     bisitz    530:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Screenname').'</i>'));
1.6       www       531:     }
1.14      www       532: # Nickname
                    533:     $message.='<br />';
1.59      albertel  534:     $newscreen  = $env{'form.nickname'};
1.14      www       535:     $newscreen=~s/[^ \w]//g;
                    536:     if ($newscreen) {
                    537:         &Apache::lonnet::put('environment',{'nickname' => $newscreen});
1.116     raeburn   538:         &Apache::lonnet::appenv({'environment.nickname' => $newscreen});
1.161     bisitz    539:         $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Nickname').'</i>','<tt>"'.$newscreen.'"</tt>'));
1.14      www       540:     } else {
                    541:         &Apache::lonnet::del('environment',['nickname']);
1.139     raeburn   542:         &Apache::lonnet::delenv('environment.nickname');
1.158     bisitz    543:         $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.&mt('Nickname').'</i>'));
1.14      www       544:     }
1.68      www       545:     &Apache::lonnet::devalidate_cache_new('namescache',$user.':'.$domain);
1.158     bisitz    546:     $message=&Apache::loncommon::confirmwrapper($message);
1.152     www       547:     &print_main_menu($r, $message);
1.20      www       548: }
                    549: 
                    550: ################################################################
1.192     raeburn   551: #                     Icon Subroutines                         #
                    552: ################################################################
                    553: sub iconchanger {
                    554:     my $r = shift;
                    555:     &Apache::lonhtmlcommon::add_breadcrumb(
                    556:             {   href => '/adm/preferences?action=changeicons',
                    557:                 text => 'Change Menu Display'});
                    558:     $r->print(Apache::loncommon::start_page('Page Display Settings'));
                    559:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Menu Display'));
                    560: 
                    561:     my $user       = $env{'user.name'};
                    562:     my $domain     = $env{'user.domain'};
                    563:     my %userenv = &Apache::lonnet::get('environment',['icons']);
                    564:     my $iconic='checked="checked"';
                    565:     my ($classic,$onlyicon,$iconic_preview,$iconsonly_preview);
                    566:     if ($userenv{'icons'} eq 'classic') {
                    567:         $iconic='';
                    568:         $classic='<div class="LC_info">'.
                    569:                  &mt('Your current selection: "Use buttons and text" is deprecated - it is recommended that you change this to "Use icons and text".').'</div>';
                    570:     }
                    571:     if ($userenv{'icons'} eq 'iconsonly') {
                    572:        $onlyicon='checked="checked"';
                    573:        $iconic='';
                    574:     }
                    575:     my $change=&mt('Save');
                    576:     my %lt = &icon_options();
                    577:     my ($inlinetools,$toolsorder) = &icon_previews();
                    578:     if ((ref($inlinetools) eq 'HASH') && (ref($toolsorder) eq 'ARRAY')) {
                    579:         foreach my $tool (@{$toolsorder}) {
                    580:             my ($command,$row,$col,$img,$top,$bot,$act,$desc) = 
                    581:                 split(/\&/,$inlinetools->{$tool});
                    582:             $iconic_preview .= '<li><a title="'.$desc.'" class="LC_menubuttons_link" href=""><img alt="'.$desc.'" src="/res/adm/pages/'.$img.'"  class="LC_icon" /><span class="LC_menubuttons_inline_text">'.$top.('&nbsp;' x 2).'</span></a></li>';
                    583:             $iconsonly_preview .= '<li><a title="'.$desc.'" class="LC_menubuttons_link" href=""><img alt="'.$desc.'" src="/res/adm/pages/'.$img.'"  class="LC_icon" />&nbsp;</a></li>';
                    584:         }
                    585:     }
                    586:     $iconsonly_preview = '<ul class="LC_breadcrumb_tools_outerlist"><li>'.
                    587:                          '<ul>'.
                    588:                          $iconsonly_preview.
                    589:                          '</ul></li></ul>';
                    590:     $iconic_preview = '<ul class="LC_breadcrumb_tools_outerlist"><li>'.
                    591:                       '<ul>'.
                    592:                       $iconic_preview.
                    593:                       '</ul></li></ul>'; 
                    594:     $r->print(<<ENDSCREEN);
                    595: $classic
                    596: <form name="prefs" action="/adm/preferences" method="post">
                    597: <input type="hidden" name="action" value="verify_and_change_icons" />
                    598: <label><input type="radio" name="menumode" value="iconic" $iconic /> $lt{'iconic'}</label>$iconic_preview<br />
                    599: <label><input type="radio" name="menumode" value="iconsonly" $onlyicon /> $lt{'iconsonly'}</label>$iconsonly_preview<br />
                    600: <input type="submit" value="$change" />
                    601: </form>
                    602: ENDSCREEN
                    603: }
                    604: 
                    605: sub verify_and_change_icons {
                    606:     my $r = shift;
                    607:     my $user       = $env{'user.name'};
                    608:     my $domain     = $env{'user.domain'};
                    609:     my $newicons   = $env{'form.menumode'};
                    610:     my %lt = &icon_options();
                    611:     my $newchoice = $newicons;
                    612:     if ($lt{$newicons}) {
                    613:         $newchoice = $lt{$newicons};
                    614:     }
                    615:     &Apache::lonnet::put('environment',{'icons' => $newicons});
                    616:     &Apache::lonnet::appenv({'environment.icons' => $newicons});
                    617:     my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Menu Display').'</i>','<tt>'.$newchoice.'</tt>'));
                    618:     $message=&Apache::loncommon::confirmwrapper($message);
                    619:     &print_main_menu($r, $message);
                    620: }
                    621: 
                    622: sub icon_options {
                    623:     return &Apache::lonlocal::texthash(
                    624:                                         iconic    => 'Use icons and text',
                    625:                                         iconsonly => 'Use icons only',
                    626:                                       );
                    627: }
                    628: 
                    629: sub icon_previews {
                    630:      my %icon_text = (
                    631:                       annotate => 'Notes',
1.196.4.4  raeburn   632:                       wishlist => 'Stored Links',
1.192     raeburn   633:                       catalog  => 'Info',
                    634:                       evaluate => 'Evaluate',
                    635:                       feedback => 'Communicate',
                    636:                       printout => 'Print',
                    637:                      );
                    638:     my %inlinetools = (
                    639:         printout => "s&8&3&prt.png&$icon_text{'printout'}&printout[_1]&gopost('/adm/printout',currentURL)&Prepare a printable document",
1.196.4.5  raeburn   640:         wishlist => "s&9&1&wishlist-link.png&$icon_text{'wishlist'}&wishlistlink[_2]&set_wishlistlink()&Save a link for this resource in your personal Stored Links repository",
1.192     raeburn   641:         evaluate => "s&8&1&eval.png&$icon_text{'evaluate'}&this[_1]&gopost('/adm/evaluate',currentURL,1)&Provide my evaluation of this resource",
                    642:         feedback => "s&8&2&fdbk.png&$icon_text{'feedback'}&discuss[_1]&gopost('/adm/feedback',currentURL,1)&Provide feedback messages or contribute to the course discussion about this resource",
                    643:         annotate => "s&9&3&anot.png&$icon_text{'annotate'}&tations[_1]&annotate()&Make notes and annotations about this resource",
                    644:         catalog  => "s&6&3&catalog.png&$icon_text{'catalog'}&info[_1]&catalog_info()&Show Metadata",
                    645:     );
                    646:     my @toolsorder = qw(annotate wishlist evaluate feedback printout catalog);
                    647:     return (\%inlinetools,\@toolsorder);
                    648: }
                    649: 
                    650: ################################################################
1.105     www       651: #                     Clicker Subroutines                      #
                    652: ################################################################
                    653: 
                    654: sub clickerchanger {
                    655:     my $r = shift;
1.152     www       656:     &Apache::lonhtmlcommon::add_breadcrumb(
1.126     droeschl  657: 	    {	href => '/adm/preferences?action=changeclicker',
                    658:                 text => 'Register Clicker'});
1.147     schafran  659:     $r->print(Apache::loncommon::start_page('Other'));
1.126     droeschl  660:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Register Clicker'));
1.105     www       661:     my $user       = $env{'user.name'};
                    662:     my $domain     = $env{'user.domain'};
                    663:     my %userenv = &Apache::lonnet::get
                    664:         ('environment',['clickers']);
                    665:     my $clickers=$userenv{'clickers'};
                    666:     $clickers=~s/\,/\n/gs;
                    667:     my $text=&mt('Enter response device ("clicker") numbers');
1.151     bisitz    668:     my $change=&mt('Save');
1.114     bisitz    669:     my $helplink=&Apache::loncommon::help_open_topic('Clicker_Registration',&mt('Locating your clicker ID'));
1.105     www       670:     $r->print(<<ENDSCREEN);
                    671: <form name="prefs" action="/adm/preferences" method="post">
                    672: <input type="hidden" name="action" value="verify_and_change_clicker" />
1.151     bisitz    673: <label>$helplink<br /><br />$text<br />
1.108     www       674: <textarea name="clickers" rows="5" cols="20">$clickers</textarea>
1.105     www       675: </label>
1.151     bisitz    676: <br />
1.105     www       677: <input type="submit" value="$change" />
                    678: </form>
                    679: ENDSCREEN
                    680: }
                    681: 
                    682: sub verify_and_change_clicker {
                    683:     my $r = shift;
                    684:     my $user       = $env{'user.name'};
                    685:     my $domain     = $env{'user.domain'};
                    686:     my $newclickers  = $env{'form.clickers'};
1.108     www       687:     $newclickers=~s/[^\w\:\-]+/\,/gs;
1.105     www       688:     $newclickers=~tr/a-z/A-Z/;
1.108     www       689:     $newclickers=~s/[\:\-]+/\-/g;
                    690:     $newclickers=~s/\,+/\,/g;
1.105     www       691:     $newclickers=~s/^\,//;
                    692:     $newclickers=~s/\,$//;
                    693:     &Apache::lonnet::put('environment',{'clickers' => $newclickers});
1.116     raeburn   694:     &Apache::lonnet::appenv({'environment.clickers' => $newclickers});
1.158     bisitz    695:     my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Registering clickers: [_1]',$newclickers));
                    696:     $message=&Apache::loncommon::confirmwrapper($message);
                    697:     &print_main_menu($r, $message);
1.105     www       698: }
                    699: 
1.119     www       700: ################################################################
                    701: #               Domcoord Access Subroutines                    #
                    702: ################################################################
                    703: 
                    704: sub domcoordchanger {
                    705:     my $r = shift;
1.154     www       706:     &Apache::lonhtmlcommon::add_breadcrumb(
1.126     droeschl  707: 	    {	href => '/adm/preferences?action=changedomcoord',
                    708:                 text => 'Restrict Domain Coordinator Access'});
                    709:     $r->print(Apache::loncommon::start_page('Restrict Domain Coordinator Access'));
                    710:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Restrict Domain Coordinator Access'));
1.119     www       711:     my $user       = $env{'user.name'};
                    712:     my $domain     = $env{'user.domain'};
                    713:     my %userenv = &Apache::lonnet::get
1.120     www       714:         ('environment',['domcoord.author']);
1.119     www       715:     my $constchecked='';
                    716:     if ($userenv{'domcoord.author'} eq 'blocked') {
1.159     bisitz    717:        $constchecked=' checked="checked"';
1.119     www       718:     }
1.196.4.11  raeburn   719:     my $text=&mt('By default, the Domain Coordinator can enter your Authoring Space.');
                    720:     my $construction=&mt('Block access to Authoring Space');
1.136     schafran  721:     my $change=&mt('Save');
1.196.4.24  raeburn   722:     my $returnurl = &HTML::Entities::encode($env{'form.returnurl'},'"<>&\'');
1.119     www       723:     $r->print(<<ENDSCREEN);
                    724: <form name="prefs" action="/adm/preferences" method="post">
1.196.4.24  raeburn   725: <input type="hidden" name="returnurl" value="$returnurl" />
1.119     www       726: <input type="hidden" name="action" value="verify_and_change_domcoord" />
                    727: $text<br />
1.159     bisitz    728: <label><input type="checkbox" name="construction"$constchecked />$construction</label><br />
1.119     www       729: <input type="submit" value="$change" />
                    730: </form>
                    731: ENDSCREEN
                    732: }
                    733: 
                    734: sub verify_and_change_domcoord {
                    735:     my $r = shift;
                    736:     my $user       = $env{'user.name'};
                    737:     my $domain     = $env{'user.domain'};
1.120     www       738:     my %domcoord=('domcoord.author' => '');
1.119     www       739:     if ($env{'form.construction'}) { $domcoord{'domcoord.author'}='blocked'; }
                    740:     &Apache::lonnet::put('environment',\%domcoord);
1.120     www       741:     &Apache::lonnet::appenv({'environment.domcoord.author' => $domcoord{'domcoord.author'}});
1.158     bisitz    742:     my $status='';
                    743:     if ($domcoord{'domcoord.author'} eq 'blocked') {
                    744:         $status=&mt('on');
                    745:     } else {
                    746:         $status=&mt('off');
                    747:     }
1.196.4.11  raeburn   748:     my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Block access to Authoring Space').'</i>','<tt>'.$status.'</tt>'));
1.158     bisitz    749:     $message=&Apache::loncommon::confirmwrapper($message);
1.196.4.24  raeburn   750:     if ($env{'form.returnurl'}) {
                    751:         &do_redirect($r,$env{'form.returnurl'},$message);
                    752:     } else {
                    753:         &print_main_menu($r,$message);
                    754:     }
1.119     www       755: }
                    756: 
1.118     www       757: #################################################################
                    758: ##                      Lock Subroutines                        #
                    759: #################################################################
                    760: 
                    761: sub lockwarning {
                    762:     my $r = shift;
                    763:     my $title=&mt('Action locked');
                    764:     my $texttop=&mt('LON-CAPA is currently performing the following actions:');
                    765:     my $textbottom=&mt('Changing roles or logging out may result in data corruption.');
                    766:     my ($num,%which)=&Apache::lonnet::get_locks();
                    767:     my $which='';
1.196.4.16  raeburn   768:     foreach my $id (keys(%which)) {
1.118     www       769:        $which.='<li>'.$which{$id}.'</li>';
                    770:     }
                    771:     my $change=&mt('Override');
                    772:     $r->print(<<ENDSCREEN);
                    773: <form name="prefs" action="/adm/preferences" method="post">
                    774: <input type="hidden" name="action" value="verify_and_change_locks" />
                    775: <h1>$title</h1>
                    776: $texttop
                    777: <ul>
                    778: $which
                    779: </ul>
                    780: $textbottom
                    781: <input type="submit" value="$change" />
                    782: </form>
                    783: ENDSCREEN
                    784: }
                    785: 
                    786: sub verify_and_change_lockwarning {
                    787:     my $r = shift;
                    788:     &Apache::lonnet::remove_all_locks();
                    789:     $r->print(&mt('Cleared locks.'));
                    790: }
                    791: 
                    792: 
1.105     www       793: ################################################################
1.20      www       794: #         Message Forward                                      #
                    795: ################################################################
                    796: 
                    797: sub msgforwardchanger {
1.102     raeburn   798:     my ($r,$message) = @_;
1.59      albertel  799:     my $user       = $env{'user.name'};
                    800:     my $domain     = $env{'user.domain'};
1.102     raeburn   801:     my %userenv = &Apache::lonnet::get('environment',['msgforward','notification','critnotification','notifywithhtml']);
1.20      www       802:     my $msgforward=$userenv{'msgforward'};
1.102     raeburn   803:     my %lt = &Apache::lonlocal::texthash(
                    804:                                           all   => 'All',
                    805:                                           crit  => 'Critical only',
                    806:                                           reg   => 'Non-critical only',
1.175     raeburn   807:                                           foad  => 'Forward to account(s)',
                    808:                                           fwdm  => 'Forward messages to other account(s) in LON-CAPA',
                    809:                                           noti  => 'E-mail notification of LON-CAPA messages',
                    810:                                           mnot  => 'E-mail address(es) which should be notified about new LON-CAPA messages',
1.136     schafran  811:                                           chg   => 'Save',
1.104     raeburn   812:                                           email => 'The e-mail address entered in row ',
1.102     raeburn   813:                                           notv => 'is not a valid e-mail address',
1.103     raeburn   814:                                           toen => "To enter multiple addresses, enter one address at a time, click 'Change' and then add the next one", 
1.136     schafran  815:                                           prme => 'Back',
1.102     raeburn   816:                                         );
1.196.4.12  raeburn   817:     $lt{'foad_exmpl'} = &mt('e.g. [_1]userA:domain1,userB:domain2,...[_2]','<tt>','</tt>');
                    818:     $lt{'mnot_exmpl'} = &mt('e.g. [_1]joe@doe.com[_2]','<tt>','</tt>');
1.126     droeschl  819:     Apache::lonhtmlcommon::add_breadcrumb(
                    820: 	    {	href => '/adm/preferences?action=changemsgforward',
1.176     raeburn   821: 		text => 'Messages & Notifications'});
1.178     bisitz    822:     $r->print(Apache::loncommon::start_page('Messages &amp; Notifications'));
                    823:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Messages &amp; Notifications'));
1.113     raeburn   824:     my $forwardingHelp = &Apache::loncommon::help_open_topic("Prefs_Forwarding");
                    825:     my $notificationHelp = &Apache::loncommon::help_open_topic("Prefs_Notification");
                    826:     my $criticalMessageHelp = &Apache::loncommon::help_open_topic("Course_Critical_Message");
1.102     raeburn   827:     my @allow_html = split(/,/,$userenv{'notifywithhtml'});
                    828:     my %allnot = &get_notifications(\%userenv);
                    829:     my $validatescript = &Apache::lonhtmlcommon::javascript_valid_email();
                    830:     my $jscript = qq|
1.148     bisitz    831: <script type="text/javascript" language="JavaScript">
1.102     raeburn   832: function validate() {
                    833:     for (var i=0; i<document.prefs.numnotify.value; i++) {
1.104     raeburn   834:         var checkaddress = 0;
1.102     raeburn   835:         var addr = document.prefs.elements['address_'+i].value;
1.104     raeburn   836:         var rownum = i+1;
1.102     raeburn   837:         if (i < document.prefs.numnotify.value-1) {
1.104     raeburn   838:             if (document.prefs.elements['modify_notify_'+i].checked) {
1.102     raeburn   839:                 checkaddress = 1;
1.104     raeburn   840:             }
1.102     raeburn   841:         } else {
                    842:             if (document.prefs.elements['add_notify_'+i].checked == true) { 
                    843:                 checkaddress = 1;
                    844:             }
                    845:         }
1.104     raeburn   846:         if (checkaddress == 1)  {
1.102     raeburn   847:             var addr = document.prefs.elements['address_'+i].value;
                    848:             if (validmail(document.prefs.elements['address_'+i]) == false) {
1.104     raeburn   849:                 var multimsg = '';
                    850:                 if (addr.indexOf(",") >= 0) {
                    851:                     multimsg = "\\n($lt{'toen'}).";
                    852:                 }
1.110     bisitz    853:                 alert("$lt{'email'} "+rownum+" ('"+addr+"') $lt{'notv'}."+multimsg);
1.102     raeburn   854:                 return;
                    855:             }
                    856:         }
                    857:     }
                    858:     document.prefs.submit();
                    859: }
1.104     raeburn   860: 
                    861: function address_changes (adnum) {
                    862:      if (!document.prefs.elements['del_notify_'+adnum].checked) { 
                    863:          document.prefs.elements['modify_notify_'+adnum].checked = true;
                    864:      }   
                    865: }
                    866: 
                    867: function new_address(adnum) {
                    868:      document.prefs.elements['add_notify_'+adnum].checked = true;
                    869: }
                    870: 
                    871: function delete_address(adnum) {
                    872:      if (document.prefs.elements['del_notify_'+adnum].checked) {
                    873:           document.prefs.elements['modify_notify_'+adnum].checked = false;
                    874:      }
                    875: }
                    876: 
                    877: function modify_address(adnum) {
                    878:     if (document.prefs.elements['modify_notify_'+adnum].checked) {
                    879:         document.prefs.elements['del_notify_'+adnum].checked = false;
                    880:     }
                    881: } 
                    882: 
1.102     raeburn   883: $validatescript
                    884: </script>
                    885: |;
1.20      www       886:     $r->print(<<ENDMSG);
1.102     raeburn   887: $jscript
                    888: $message
1.175     raeburn   889: <h3>$lt{'fwdm'} $forwardingHelp</h3>
1.88      albertel  890: <form name="prefs" action="/adm/preferences" method="post">
1.20      www       891: <input type="hidden" name="action" value="verify_and_change_msgforward" />
1.110     bisitz    892: $lt{'foad'} ($lt{'foad_exmpl'}):
1.175     raeburn   893: <input type="text" size="40" value="$msgforward" name="msgforward" />
                    894: <br /><br />
1.113     raeburn   895: <h3>$lt{'noti'} $notificationHelp</h3>
1.110     bisitz    896: $lt{'mnot'} ($lt{'mnot_exmpl'}):<br />
1.102     raeburn   897: ENDMSG
                    898:     my @sortforwards = sort (keys(%allnot));
                    899:     my $output = &Apache::loncommon::start_data_table().
                    900:                  &Apache::loncommon::start_data_table_header_row().
1.104     raeburn   901:                  '<th>&nbsp;</th>'.
1.102     raeburn   902:                  '<th>'.&mt('Action').'</th>'.
                    903:                  '<th>'.&mt('Notification address').'</th><th>'.
1.113     raeburn   904:                  &mt('Types of message for which notification is sent').
                    905:                  $criticalMessageHelp.'</th><th>'.
1.104     raeburn   906:                  &mt('Excerpt retains HTML tags in message').'</th>'.
1.102     raeburn   907:                  &Apache::loncommon::end_data_table_header_row();
                    908:     my $num = 0;
1.104     raeburn   909:     my $counter = 1;
1.102     raeburn   910:     foreach my $item (@sortforwards) {
                    911:         $output .= &Apache::loncommon::start_data_table_row().
1.104     raeburn   912:                    '<td><b>'.$counter.'</b></td>'.
                    913:                    '<td><span class="LC_nobreak"><label>'.
                    914:                    '<input type="checkbox" name="modify_notify_'.
                    915:                    $num.'" onclick="javscript:modify_address('."'$num'".')" />'.
                    916:                    &mt('Modify').'</label></span>&nbsp;&nbsp; '.
                    917:                    '<span class="LC_nobreak"><label>'.
                    918:                    '<input type="checkbox" name="del_notify_'.$num.
                    919:                    '" onclick="javscript:delete_address('."'$num'".')" />'.
                    920:                    &mt('Delete').'</label></span></td>'.
1.102     raeburn   921:                    '<td><input type="text" value="'.$item.'" name="address_'.
1.196.4.12  raeburn   922:                    $num.'" onfocus="javascript:address_changes('."'$num'".
1.104     raeburn   923:                    ')" /></td><td>';
1.102     raeburn   924:         my %chk;
                    925:         if (defined($allnot{$item}{'crit'})) {
                    926:             if (defined($allnot{$item}{'reg'})) {
                    927:                 $chk{'all'} = 'checked="checked" ';
                    928:             } else {
                    929:                 $chk{'crit'} = 'checked="checked" ';
                    930:             }
                    931:         } else {
                    932:             $chk{'reg'} = 'checked="checked" ';
                    933:         }
                    934:         foreach my $type ('all','crit','reg') {
                    935:             $output .= '<span class="LC_nobreak"><label>'.
                    936:                        '<input type="radio" name="notify_type_'.$num. 
1.104     raeburn   937:                        '" value="'.$type.'" '.$chk{$type}.
                    938:                        ' onchange="javascript:address_changes('."'$num'".')" />'.
1.175     raeburn   939:                        $lt{$type}.'</label></span>'.('&nbsp;' x4);
1.102     raeburn   940:         }
                    941:         my $htmlon = '';
                    942:         my $htmloff = '';
                    943:         if (grep/^\Q$item\E/,@allow_html) {
                    944:             $htmlon = 'checked="checked" '; 
                    945:         } else {
                    946:             $htmloff = 'checked="checked" ';
                    947:         }
                    948:         $output .= '</td><td><label><input type="radio" name="html_'.$num.
1.104     raeburn   949:                    '" value="1" '.$htmlon.
                    950:                    ' onchange="javascript:address_changes('."'$num'".')" />'.
1.175     raeburn   951:                    &mt('Yes').'</label>'.('&nbsp;' x3).
1.102     raeburn   952:                    '<label><input type="radio" name="html_'.$num.'" value="0" '.
1.104     raeburn   953:                    $htmloff. ' onchange="javascript:address_changes('."'$num'".
                    954: ')" />'.
                    955:                    &mt('No').'</label></td>'.
1.102     raeburn   956:                    &Apache::loncommon::end_data_table_row();
                    957:         $num ++;
1.104     raeburn   958:         $counter ++;
1.102     raeburn   959:     }
                    960:     my %defchk = (
                    961:                    all => 'checked="checked" ',
                    962:                    crit => '',
                    963:                    reg => '',
                    964:                  );
                    965:     $output .= &Apache::loncommon::start_data_table_row().
1.104     raeburn   966:                '<td><b>'.$counter.'</b></td>'.
                    967:                '<td><span class="LC_nobreak"><label>'.
                    968:                '<input type="checkbox" name="add_notify_'.$num.
                    969:                '" value="1" />'.&mt('Add new address').'</label></span></td>'.
1.102     raeburn   970:                '<td><input type="text" value="" name="address_'.$num.
1.196.4.12  raeburn   971:                '" onfocus="javascript:new_address('."'$num'".')" /></td><td>';
1.102     raeburn   972:     foreach my $type ('all','crit','reg') {
                    973:         $output .= '<span class="LC_nobreak"><label>'.
                    974:                    '<input type="radio" name="notify_type_'.$num.
                    975:                    '" value="'.$type.'" '.$defchk{$type}.'/>'.
1.175     raeburn   976:                    $lt{$type}.'</label></span>'.('&nbsp;' x4);
1.102     raeburn   977:     }
                    978:     $output .= '</td><td><label><input type="radio" name="html_'.$num.
1.175     raeburn   979:                '" value="1" />'.&mt('Yes').'</label>'.('&nbsp;' x3).
1.102     raeburn   980:                '<label><input type="radio" name="html_'.$num.'" value="0" '.
                    981:                ' checked="checked" />'.
                    982:                &mt('No').'</label></td>'.
                    983:                &Apache::loncommon::end_data_table_row().
                    984:                &Apache::loncommon::end_data_table();
                    985:     $num ++;
                    986:     $r->print($output);
                    987:     $r->print(qq|
1.113     raeburn   988: <br /><hr />
1.102     raeburn   989: <input type="hidden" name="numnotify" value="$num" />
1.136     schafran  990: <input type="button" value="$lt{'prme'}" onclick="location.href='/adm/preferences'" />
1.102     raeburn   991: <input type="button" value="$lt{'chg'}" onclick="javascript:validate()" />
1.20      www       992: </form>
1.102     raeburn   993: |);
                    994: 
                    995: }
                    996: 
                    997: sub get_notifications {
                    998:     my ($userenv) = @_;
                    999:     my %allnot;
                   1000:     my @critnot = split(/,/,$userenv->{'critnotification'});
                   1001:     my @regnot = split(/,/,$userenv->{'notification'});
                   1002:     foreach my $item (@critnot) {
                   1003:         $allnot{$item}{crit} = 1;
                   1004:     }
                   1005:     foreach my $item (@regnot) {
                   1006:         $allnot{$item}{reg} = 1;
                   1007:     }
                   1008:     return %allnot;
1.20      www      1009: }
                   1010: 
                   1011: sub verify_and_change_msgforward {
                   1012:     my $r = shift;
1.59      albertel 1013:     my $user       = $env{'user.name'};
                   1014:     my $domain     = $env{'user.domain'};
1.20      www      1015:     my $newscreen  = '';
                   1016:     my $message='';
1.182     raeburn  1017:     foreach my $recip (split(/\,/,$env{'form.msgforward'})) {
                   1018:         my ($msuser,$msdomain);
                   1019:         if ($recip =~ /:/) {
                   1020:             ($msuser,$msdomain)=split(':',$recip);
                   1021:         } else {
                   1022:             ($msuser,$msdomain)=split(/\@/,$recip);
                   1023:         }
1.95      albertel 1024:         $msuser = &LONCAPA::clean_username($msuser);
                   1025:         $msdomain = &LONCAPA::clean_domain($msdomain);
1.20      www      1026:         if (($msuser) && ($msdomain)) {
                   1027: 	    if (&Apache::lonnet::homeserver($msuser,$msdomain) ne 'no_host') {
1.182     raeburn  1028:                 $newscreen.=$msuser.':'.$msdomain.',';
                   1029: 	    } else {
                   1030:                 $message.= &mt('No such user: ').'<tt>'.$msuser.':'.$msdomain.'</tt><br />';
                   1031:             }
1.20      www      1032:         }
                   1033:     }
                   1034:     $newscreen=~s/\,$//;
                   1035:     if ($newscreen) {
                   1036:         &Apache::lonnet::put('environment',{'msgforward' => $newscreen});
1.116     raeburn  1037:         &Apache::lonnet::appenv({'environment.msgforward' => $newscreen});
1.180     wenzelju 1038:         $message .= &Apache::lonhtmlcommon::confirm_success(&mt('Set message forwarding to ').'<tt>"'.$newscreen.'"</tt>.<br />');
1.20      www      1039:     } else {
                   1040:         &Apache::lonnet::del('environment',['msgforward']);
1.139     raeburn  1041:         &Apache::lonnet::delenv('environment.msgforward');
1.180     wenzelju 1042:         $message.= &Apache::lonhtmlcommon::confirm_success(&mt("Set message forwarding to 'off'.").'<br />');
1.20      www      1043:     }
1.102     raeburn  1044:     my $critnotification;
                   1045:     my $notification;
                   1046:     my $notify_with_html;
                   1047:     my $lastnotify = $env{'form.numnotify'}-1;
1.104     raeburn  1048:     my $totaladdresses = 0;
1.102     raeburn  1049:     for (my $i=0; $i<$env{'form.numnotify'}; $i++) {
                   1050:         if ((!defined($env{'form.del_notify_'.$i})) &&  
1.104     raeburn  1051:            ((($i==$lastnotify) && ($env{'form.add_notify_'.$lastnotify} == 1)) ||
1.102     raeburn  1052:             ($i<$lastnotify))) {
                   1053:             if (defined($env{'form.address_'.$i})) {
                   1054:                 if ($env{'form.notify_type_'.$i} eq 'all') {
                   1055:                     $critnotification .= $env{'form.address_'.$i}.',';
                   1056:                     $notification .= $env{'form.address_'.$i}.',';
                   1057:                 } elsif ($env{'form.notify_type_'.$i} eq 'crit') {
                   1058:                     $critnotification .= $env{'form.address_'.$i}.',';
                   1059:                 } elsif ($env{'form.notify_type_'.$i} eq 'reg') {
                   1060:                     $notification .= $env{'form.address_'.$i}.','; 
                   1061:                 }
                   1062:                 if ($env{'form.html_'.$i} eq '1') {
                   1063: 		    $notify_with_html .= $env{'form.address_'.$i}.',';       	
                   1064:                 }
1.104     raeburn  1065:                 $totaladdresses ++;
1.102     raeburn  1066:             }
                   1067:         }
                   1068:     }
                   1069:     $critnotification =~ s/,$//;
                   1070:     $critnotification=~s/\s//gs;
                   1071:     $notification =~ s/,$//;
1.20      www      1072:     $notification=~s/\s//gs;
1.102     raeburn  1073:     $notify_with_html =~ s/,$//;
                   1074:     $notify_with_html =~ s/\s//gs;
1.20      www      1075:     if ($notification) {
                   1076:         &Apache::lonnet::put('environment',{'notification' => $notification});
1.116     raeburn  1077:         &Apache::lonnet::appenv({'environment.notification' => $notification});
1.180     wenzelju 1078:         $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set non-critical message notification address(es) to ').'<tt>"'.$notification.'"</tt>.<br />');
1.20      www      1079:     } else {
                   1080:         &Apache::lonnet::del('environment',['notification']);
1.139     raeburn  1081:         &Apache::lonnet::delenv('environment.notification');
1.180     wenzelju 1082:         $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set non-critical message notification to 'off'.").'<br />');
1.20      www      1083:     }
                   1084:     if ($critnotification) {
                   1085:         &Apache::lonnet::put('environment',{'critnotification' => $critnotification});
1.116     raeburn  1086:         &Apache::lonnet::appenv({'environment.critnotification' => $critnotification});
1.180     wenzelju 1087:         $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set critical message notification address(es) to ').'<tt>"'.$critnotification.'"</tt>.<br />');
1.20      www      1088:     } else {
                   1089:         &Apache::lonnet::del('environment',['critnotification']);
1.139     raeburn  1090:         &Apache::lonnet::delenv('environment.critnotification');
1.180     wenzelju 1091:         $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set critical message notification to 'off'.").'<br />');
1.102     raeburn  1092:     }
                   1093:     if ($critnotification || $notification) {
                   1094:         if ($notify_with_html) {
                   1095:             &Apache::lonnet::put('environment',{'notifywithhtml' => $notify_with_html});
1.116     raeburn  1096:             &Apache::lonnet::appenv({'environment.notifywithhtml' => $notify_with_html});
1.180     wenzelju 1097:             $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set address(es) to receive excerpts with html retained ').'<tt>"'.$notify_with_html.'"</tt>.');
1.102     raeburn  1098:         } else {
                   1099:             &Apache::lonnet::del('environment',['notifywithhtml']);
1.139     raeburn  1100:             &Apache::lonnet::delenv('environment.notifywithhtml');
1.104     raeburn  1101:             if ($totaladdresses == 1) {
1.180     wenzelju 1102:                 $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set notification address to receive excerpts with html stripped."));
1.104     raeburn  1103:             } else {
1.180     wenzelju 1104:                 $message.=&Apache::lonhtmlcommon::confirm_success(&mt("Set all notification addresses to receive excerpts with html stripped."));
1.104     raeburn  1105:             }
1.102     raeburn  1106:         }
                   1107:     } else {
                   1108:         &Apache::lonnet::del('environment',['notifywithhtml']);
1.139     raeburn  1109:         &Apache::lonnet::delenv('environment.notifywithhtml');
1.102     raeburn  1110:     }
1.109     albertel 1111:     &Apache::loncommon::flush_email_cache($user,$domain);
1.180     wenzelju 1112:     $message=&Apache::loncommon::confirmwrapper($message);
1.102     raeburn  1113:     &msgforwardchanger($r,$message);
1.6       www      1114: }
                   1115: 
1.12      www      1116: ################################################################
1.19      www      1117: #         Colors                                               #
1.12      www      1118: ################################################################
                   1119: 
1.19      www      1120: sub colorschanger {
1.12      www      1121:     my $r = shift;
1.126     droeschl 1122:     Apache::lonhtmlcommon::add_breadcrumb(
                   1123: 	    {	href => '/adm/preferences?action=changecolors',
                   1124:                 text => 'Change Colors'});
1.147     schafran 1125:     $r->print(Apache::loncommon::start_page('Page Display Settings'));
1.126     droeschl 1126:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Colors'));
1.19      www      1127: # figure out colors
1.80      albertel 1128:     my $function=&Apache::loncommon::get_users_function();
1.19      www      1129:     my $domain=&Apache::loncommon::determinedomain();
1.157     bisitz   1130:     my %colortypes=&Apache::lonlocal::texthash(
                   1131:         'pgbg'     => 'Page Background Color',
                   1132:         'tabbg'    => 'Header Background Color',
                   1133:         'sidebg'   => 'Header Border Color',
                   1134:         'font'     => 'Font Color',
                   1135:         'fontmenu' => 'Font Menu Color',
                   1136:         'link'     => 'Un-Visited Link Color',
                   1137:         'vlink'    => 'Visited Link Color',
                   1138:         'alink'    => 'Active Link Color',
                   1139:     );
1.82      albertel 1140:     my $start_data_table = &Apache::loncommon::start_data_table();
1.19      www      1141:     my $chtable='';
1.22      matthew  1142:     foreach my $item (sort(keys(%colortypes))) {
1.19      www      1143:        my $curcol=&Apache::loncommon::designparm($function.'.'.$item,$domain);
1.82      albertel 1144:        $chtable.=&Apache::loncommon::start_data_table_row().
1.196.4.7  raeburn  1145:                  '<td>'.$colortypes{$item}.'<td><input name="'.$item.
                   1146:                  '" class="colorchooser"  size="10" value="'.$curcol.
                   1147:                  '" /></td>'.
                   1148: 	         &Apache::loncommon::end_data_table_row()."\n";
1.19      www      1149:     }
1.82      albertel 1150:     my $end_data_table = &Apache::loncommon::end_data_table();
1.23      matthew  1151:     my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
1.157     bisitz   1152:     my $savebutton = &mt('Save');
                   1153:     my $resetbutton = &mt('Reset All');
                   1154:     my $resetbuttondesc = &mt('Reset All Colors to Default');
1.196.4.7  raeburn  1155:     my $colorchooser=&Apache::lonhtmlcommon::color_picker();
1.196.4.9  raeburn  1156:     $r->print('<script type="text/javascript" language="JavaScript">
1.196.4.7  raeburn  1157: ' . $colorchooser . '
                   1158: </script>
                   1159: ');
                   1160:     $r->print(<<ENDCOL);
1.19      www      1161: 
1.196.4.12  raeburn  1162: <form name="parmform" action="">
1.21      www      1163: <input type="hidden" name="pres_marker" />
                   1164: <input type="hidden" name="pres_type" />
                   1165: <input type="hidden" name="pres_value" />
                   1166: </form>
1.88      albertel 1167: <form name="prefs" action="/adm/preferences" method="post">
1.19      www      1168: <input type="hidden" name="action" value="verify_and_change_colors" />
1.82      albertel 1169: $start_data_table
1.19      www      1170: $chtable
1.82      albertel 1171: $end_data_table
1.19      www      1172: </table>
1.157     bisitz   1173: <p>
                   1174: <input type="submit" value="$savebutton" />
                   1175: <input type="submit" name="resetall" value="$resetbutton" title="$resetbuttondesc" />
                   1176: </p>
1.12      www      1177: </form>
1.19      www      1178: ENDCOL
1.12      www      1179: }
                   1180: 
1.19      www      1181: sub verify_and_change_colors {
1.12      www      1182:     my $r = shift;
1.19      www      1183: # figure out colors
1.80      albertel 1184:     my $function=&Apache::loncommon::get_users_function();
1.19      www      1185:     my $domain=&Apache::loncommon::determinedomain();
1.157     bisitz   1186:     my %colortypes=&Apache::lonlocal::texthash(
                   1187:         'pgbg'     => 'Page Background Color',
                   1188:         'tabbg'    => 'Header Background Color',
                   1189:         'sidebg'   => 'Header Border Color',
                   1190:         'font'     => 'Font Color',
                   1191: 	'fontmenu' => 'Font Menu Color',
                   1192:         'link'     => 'Un-Visited Link Color',
                   1193:         'vlink'    => 'Visited Link Color',
                   1194:         'alink'    => 'Active Link Color',
                   1195:     );
1.19      www      1196: 
1.12      www      1197:     my $message='';
1.196.4.16  raeburn  1198:     foreach my $item (keys(%colortypes)) {
1.59      albertel 1199:         my $color=$env{'form.'.$item};
1.196.4.7  raeburn  1200:         if (!($color =~ /^#/)) {
                   1201:             $color = '#' . $color;
                   1202:         }
1.21      www      1203:         my $entry='color.'.$function.'.'.$item;
1.59      albertel 1204: 	if (($color=~/^\#[0-9A-Fa-f]{6}$/) && (!$env{'form.resetall'})) {
1.21      www      1205: 	    &Apache::lonnet::put('environment',{$entry => $color});
1.116     raeburn  1206: 	    &Apache::lonnet::appenv({'environment.'.$entry => $color});
1.157     bisitz   1207:             $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.$colortypes{$item}.'</i>','<tt>"'.$color.'"</tt>'))
                   1208:                     .'<br />';
1.21      www      1209: 	} else {
                   1210: 	    &Apache::lonnet::del('environment',[$entry]);
1.138     schafran 1211: 	    &Apache::lonnet::delenv('environment.'.$entry);
1.157     bisitz   1212:             $message.=&Apache::lonhtmlcommon::confirm_success(&mt('Reset [_1]','<i>'.$colortypes{$item}.'</i>'))
                   1213:                      .'<br />';
1.21      www      1214: 	}
                   1215:     }
1.158     bisitz   1216:     $message=&Apache::loncommon::confirmwrapper($message);
1.157     bisitz   1217: 
1.84      albertel 1218:     my $now = time;
                   1219:     &Apache::lonnet::put('environment',{'color.timestamp' => $now});
1.116     raeburn  1220:     &Apache::lonnet::appenv({'environment.color.timestamp' => $now});
1.84      albertel 1221: 
1.152     www      1222:     &print_main_menu($r, $message);
1.12      www      1223: }
                   1224: 
1.4       matthew  1225: ######################################################
                   1226: #            password handler subroutines            #
                   1227: ######################################################
1.3       matthew  1228: sub passwordchanger {
1.196.4.25! raeburn  1229:     my ($r,$errormessage,$caller,$mailtoken,$timelimit,$extrafields) = @_;
1.4       matthew  1230:     # This function is a bit of a mess....
1.3       matthew  1231:     # Passwords are encrypted using londes.js (DES encryption)
1.4       matthew  1232:     $errormessage = ($errormessage || '');
1.193     raeburn  1233:     my ($user,$domain,$currentpass);
1.152     www      1234:     &Apache::lonhtmlcommon::add_breadcrumb(
1.126     droeschl 1235: 		{ href => '/adm/preferences?action=changepass',
                   1236:                   text => 'Change Password'});
1.144     raeburn  1237:     unless ($caller eq 'reset_by_email') {
1.147     schafran 1238:         $r->print(Apache::loncommon::start_page('Personal Data'));
1.144     raeburn  1239:         $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Password'));
                   1240:     }
1.196.4.17  raeburn  1241:     my ($blocked,$blocktext) =
                   1242:         &Apache::loncommon::blocking_status('passwd');
                   1243:     if ($blocked) {
                   1244:         $r->print('<p class="LC_warning">'.$blocktext.'</p>');
                   1245:         return;
                   1246:     }
1.94      raeburn  1247:     if ((!defined($caller)) || ($caller eq 'preferences')) {
                   1248:         $user = $env{'user.name'};
                   1249:         $domain = $env{'user.domain'};
                   1250:         if (!defined($caller)) {
                   1251:             $caller = 'preferences';
                   1252:         }
                   1253:     } elsif ($caller eq 'reset_by_email') {
1.196.4.25! raeburn  1254:         my %data = &Apache::lonnet::tmpget($mailtoken);
        !          1255:         if (keys(%data) == 0) {
        !          1256:             $r->print(
        !          1257:                 '<p class="LC_warning">'
        !          1258:                .&mt('Sorry, the URL you provided to complete the reset of your password was invalid. Either the token included in the URL has been deleted or the URL you provided was invalid. Please submit a [_1]new request[_2] for a password reset, and follow the link to the new URL included in the e-mail that will be sent to you, to allow you to enter a new password.'
        !          1259:                    ,'<a href="/adm/resetpw">','</a>')
        !          1260:                .'</p>'
        !          1261:             );
        !          1262:             return;
        !          1263:         }
        !          1264:         if (defined($data{time})) {
        !          1265:             if (time - $data{'time'} < $timelimit) {
        !          1266:                 $user = $data{'username'};
        !          1267:                 $domain = $data{'domain'};
        !          1268:                 $currentpass = $data{'temppasswd'};
1.94      raeburn  1269:             } else {
1.196.4.6  raeburn  1270:                 $r->print(
1.196.4.25! raeburn  1271:                     '<p class="LC_warning">'
        !          1272:                    .&mt('Sorry, the token generated when you requested'
        !          1273:                        .' a password reset has expired.')
1.196.4.6  raeburn  1274:                    .'</p>'
                   1275:                 );
1.94      raeburn  1276:                 return;
                   1277:             }
1.196.4.25! raeburn  1278:         } else {
        !          1279:             $r->print(
        !          1280:                 '<p class="LC_warning">'
        !          1281:                 .&mt('Sorry, the URL generated when you requested reset of'
        !          1282:                     .' your password contained incomplete information.')
        !          1283:                 .'</p>'
        !          1284:             );
        !          1285:             return;
        !          1286:         }
        !          1287:         if (&Apache::lonnet::domain($domain) eq '') {
        !          1288:             $domain = $r->dir_config('lonDefDomain');
        !          1289:         }
1.193     raeburn  1290:     } else {
1.196.4.6  raeburn  1291:         $r->print(
                   1292:             '<p class="LC_error">'
                   1293:            .&mt('Page requested in unexpected context')
                   1294:            .'</p>'
                   1295:         );
1.94      raeburn  1296:         return;
                   1297:     }
1.3       matthew  1298:     my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
                   1299:     # Check for authentication types that allow changing of the password.
                   1300:     return if ($currentauth !~ /^(unix|internal):/);
                   1301:     #
                   1302:     # Generate keys
1.196.4.14  raeburn  1303:     my ($lkey_cpass ,$ukey_cpass ) = &Apache::loncommon::des_keys();
                   1304:     my ($lkey_npass1,$ukey_npass1) = &Apache::loncommon::des_keys();
                   1305:     my ($lkey_npass2,$ukey_npass2) = &Apache::loncommon::des_keys();
1.4       matthew  1306:     # Store the keys in the log files
1.3       matthew  1307:     my $lonhost = $r->dir_config('lonHostID');
                   1308:     my $logtoken=Apache::lonnet::reply('tmpput:'
                   1309: 				       .$ukey_cpass  . $lkey_cpass .'&'
                   1310: 				       .$ukey_npass1 . $lkey_npass1.'&'
                   1311: 				       .$ukey_npass2 . $lkey_npass2,
                   1312: 				       $lonhost);
1.4       matthew  1313:     # Hexify the keys for output as javascript variables
1.94      raeburn  1314:     my %hexkey;
                   1315:     $hexkey{'ukey_cpass'}  = hex($ukey_cpass);
                   1316:     $hexkey{'lkey_cpass'}  = hex($lkey_cpass);
                   1317:     $hexkey{'ukey_npass1'} = hex($ukey_npass1);
                   1318:     $hexkey{'lkey_npass1'} = hex($lkey_npass1);
                   1319:     $hexkey{'ukey_npass2'} = hex($ukey_npass2);
                   1320:     $hexkey{'lkey_npass2'} = hex($lkey_npass2);
1.3       matthew  1321:     # Output javascript to deal with passwords
1.4       matthew  1322:     # Output DES javascript
1.3       matthew  1323:     {
                   1324: 	my $include = $r->dir_config('lonIncludes');
                   1325: 	my $jsh=Apache::File->new($include."/londes.js");
                   1326: 	$r->print(<$jsh>);
                   1327:     }
1.196.4.25! raeburn  1328:     $r->print(&jscript_send($caller,$extrafields));
1.3       matthew  1329:     $r->print(<<ENDFORM);
1.94      raeburn  1330: $errormessage
                   1331: 
                   1332: <p>
                   1333: <!-- We separate the forms into 'server' and 'client' in order to
                   1334:      ensure that unencrypted passwords will not be sent out by a
                   1335:      crappy browser -->
                   1336: ENDFORM
1.196.4.25! raeburn  1337:     $r->print(&server_form($logtoken,$caller,$mailtoken,$extrafields));
        !          1338:     $r->print(&client_form($caller,\%hexkey,$currentpass,$domain,$extrafields));
1.94      raeburn  1339: 
                   1340:     #
                   1341:     return;
                   1342: }
                   1343: 
                   1344: sub jscript_send {
1.196.4.25! raeburn  1345:     my ($caller,$extrafields) = @_;
1.94      raeburn  1346:     my $output = qq|
1.148     bisitz   1347: <script type="text/javascript" language="JavaScript">
1.3       matthew  1348: 
                   1349:     function send() {
                   1350:         uextkey=this.document.client.elements.ukey_cpass.value;
                   1351:         lextkey=this.document.client.elements.lkey_cpass.value;
                   1352:         initkeys();
1.196.4.19  raeburn  1353:         this.document.pserver.elements.currentpass.value =
                   1354:             getCrypted(this.document.client.elements.currentpass.value);
1.3       matthew  1355:         uextkey=this.document.client.elements.ukey_npass1.value;
                   1356:         lextkey=this.document.client.elements.lkey_npass1.value;
                   1357:         initkeys();
1.52      raeburn  1358:         this.document.pserver.elements.newpass_1.value
1.196.4.19  raeburn  1359:             =getCrypted(this.document.client.elements.newpass_1.value);
1.3       matthew  1360:         uextkey=this.document.client.elements.ukey_npass2.value;
                   1361:         lextkey=this.document.client.elements.lkey_npass2.value;
                   1362:         initkeys();
1.52      raeburn  1363:         this.document.pserver.elements.newpass_2.value
1.196.4.19  raeburn  1364:             =getCrypted(this.document.client.elements.newpass_2.value);
1.94      raeburn  1365: |;
                   1366:     if ($caller eq 'reset_by_email') {
1.196.4.25! raeburn  1367:         if ((ref($extrafields) eq 'HASH') && ($extrafields->{'username'})) {
        !          1368:             $output .= qq|
1.94      raeburn  1369:         this.document.pserver.elements.uname.value =
                   1370:                    this.document.client.elements.uname.value;
                   1371:         this.document.pserver.elements.udom.value =
                   1372:                    this.document.client.elements.udom.options[this.document.client.elements.udom.selectedIndex].value;
1.196.4.25! raeburn  1373: |;
        !          1374:         }
        !          1375:         if ((ref($extrafields) eq 'HASH') && ($extrafields->{'email'})) {
        !          1376:             $output .= qq|
1.173     raeburn  1377:         this.document.pserver.elements.email.value =
                   1378:                    this.document.client.elements.email.value;
1.94      raeburn  1379: |;
1.196.4.25! raeburn  1380:         }
1.94      raeburn  1381:     }
                   1382:     $ output .= qq|
1.52      raeburn  1383:         this.document.pserver.submit();
1.3       matthew  1384:     }
1.196.4.19  raeburn  1385: 
1.3       matthew  1386: </script>
1.94      raeburn  1387: |;
                   1388: }
1.3       matthew  1389: 
1.94      raeburn  1390: sub client_form {
1.196.4.25! raeburn  1391:     my ($caller,$hexkey,$currentpass,$defdom,$extrafields) = @_;
1.99      www      1392:     my %lt=&Apache::lonlocal::texthash(
1.115     raeburn  1393:                 'email' => 'E-mail Address',
1.99      www      1394:                 'username' => 'Username',
                   1395:                 'domain' => 'Domain',
                   1396:                 'currentpass' => 'Current Password',
                   1397:                 'newpass' => 'New Password',
                   1398:                 'confirmpass' => 'Confirm Password',
1.169     raeburn  1399:                 'changepass' => 'Save',
                   1400:     );
1.99      www      1401: 
1.196.4.12  raeburn  1402:     my $output = '<form name="client" action="">'
1.164     bisitz   1403:                 .&Apache::lonhtmlcommon::start_pick_box();
1.94      raeburn  1404:     if ($caller eq 'reset_by_email') {
1.196.4.25! raeburn  1405:         if ((ref($extrafields) eq 'HASH') && ($extrafields->{'email'})) {
        !          1406:             $output .= &Apache::lonhtmlcommon::row_title(
1.164     bisitz   1407:                        '<label for="email">'.$lt{'email'}.'</label>')
1.196.4.25! raeburn  1408:                       .'<input type="text" name="email" size="30" autocapitalize="off" autocorrect="off" />'
        !          1409:                       .&Apache::lonhtmlcommon::row_closure();
        !          1410:         }
        !          1411:         if ((ref($extrafields) eq 'HASH') && ($extrafields->{'username'})) {
        !          1412:             $output .= &Apache::lonhtmlcommon::row_title(
1.164     bisitz   1413:                        '<label for="uname">'.$lt{'username'}.'</label>')
1.196.4.25! raeburn  1414:                       .'<input type="text" name="uname" size="20" autocapitalize="off" autocorrect="off" />'
        !          1415:                       .&Apache::lonhtmlcommon::row_closure()
        !          1416:                       .&Apache::lonhtmlcommon::row_title(
1.164     bisitz   1417:                        '<label for="udom">'.$lt{'domain'}.'</label>')
1.196.4.25! raeburn  1418:                       .&Apache::loncommon::select_dom_form($defdom,'udom')
        !          1419:                       .&Apache::lonhtmlcommon::row_closure();
        !          1420:         }
1.94      raeburn  1421:     } else {
1.164     bisitz   1422:         $output .= &Apache::lonhtmlcommon::row_title(
                   1423:                        '<label for="currentpass">'.$lt{'currentpass'}.'</label>')
1.196.4.19  raeburn  1424:                   .'<input type="password" name="currentpass" size="20"/>'
1.164     bisitz   1425:                   .&Apache::lonhtmlcommon::row_closure();
                   1426:     }
                   1427:     $output .= &Apache::lonhtmlcommon::row_title(
                   1428:                    '<label for="newpass_1">'.$lt{'newpass'}.'</label>')
1.196.4.19  raeburn  1429:               .'<input type="password" name="newpass_1" size="20" />'
1.164     bisitz   1430:               .&Apache::lonhtmlcommon::row_closure()
                   1431:               .&Apache::lonhtmlcommon::row_title(
                   1432:                    '<label for="newpass_2">'.$lt{'confirmpass'}.'</label>')
1.196.4.19  raeburn  1433:               .'<input type="password" name="newpass_2" size="20" />'
1.164     bisitz   1434:               .&Apache::lonhtmlcommon::row_closure(1)
                   1435:               .&Apache::lonhtmlcommon::end_pick_box();
1.196.4.25! raeburn  1436:     if ($caller eq 'reset_by_email') {
        !          1437:         $output .= '<input type="hidden" name="currentpass" value="'.$currentpass.'" />';
        !          1438:     }
1.196.4.12  raeburn  1439:     $output .= '<p><input type="button" value="'.$lt{'changepass'}.'" onclick="send();" /></p>'
1.164     bisitz   1440:               .qq|
1.94      raeburn  1441: <input type="hidden" name="ukey_cpass"  value="$hexkey->{'ukey_cpass'}" />
                   1442: <input type="hidden" name="lkey_cpass"  value="$hexkey->{'lkey_cpass'}" />
                   1443: <input type="hidden" name="ukey_npass1" value="$hexkey->{'ukey_npass1'}" />
                   1444: <input type="hidden" name="lkey_npass1" value="$hexkey->{'lkey_npass1'}" />
                   1445: <input type="hidden" name="ukey_npass2" value="$hexkey->{'ukey_npass2'}" />
                   1446: <input type="hidden" name="lkey_npass2" value="$hexkey->{'lkey_npass2'}" />
1.3       matthew  1447: </form>
                   1448: </p>
1.164     bisitz   1449: |;
1.94      raeburn  1450:     return $output;
                   1451: }
                   1452: 
                   1453: sub server_form {
1.196.4.25! raeburn  1454:     my ($logtoken,$caller,$mailtoken,$extrafields) = @_;
1.94      raeburn  1455:     my $action = '/adm/preferences';
                   1456:     if ($caller eq 'reset_by_email') {
                   1457:         $action = '/adm/resetpw';
                   1458:     }
                   1459:     my $output = qq|
                   1460: <form name="pserver" action="$action" method="post">
                   1461: <input type="hidden" name="logtoken"    value="$logtoken" />
                   1462: <input type="hidden" name="currentpass" value="" />
                   1463: <input type="hidden" name="newpass_1"   value="" />
                   1464: <input type="hidden" name="newpass_2"   value="" />
1.196.4.25! raeburn  1465: |;
1.94      raeburn  1466:     if ($caller eq 'reset_by_email') {
                   1467:         $output .=  qq|
                   1468: <input type="hidden" name="token"   value="$mailtoken" />
1.196.4.25! raeburn  1469: |;
        !          1470:        if ((ref($extrafields) eq 'HASH') && ($extrafields->{'username'})) {
        !          1471:            $output .=  qq|
1.94      raeburn  1472: <input type="hidden" name="uname"   value="" />
                   1473: <input type="hidden" name="udom"   value="" />
1.196.4.25! raeburn  1474: |;
        !          1475:        }
        !          1476:        if ((ref($extrafields) eq 'HASH') && ($extrafields->{'email'})) {
        !          1477:            $output .=  qq|
1.173     raeburn  1478: <input type="hidden" name="email"   value="" />
1.94      raeburn  1479: |;
1.196.4.25! raeburn  1480:        }
1.94      raeburn  1481:     }
                   1482:     $output .= qq|
                   1483: <input type="hidden" name="action" value="verify_and_change_pass" />
                   1484: </form>
                   1485: |;
                   1486:     return $output;
1.3       matthew  1487: }
                   1488: 
                   1489: sub verify_and_change_password {
1.196.4.24  raeburn  1490:     my ($r,$caller,$mailtoken,$ended) = @_;
1.94      raeburn  1491:     my ($user,$domain,$homeserver);
1.196.4.17  raeburn  1492:     my ($blocked,$blocktext) =
                   1493:         &Apache::loncommon::blocking_status('passwd');
                   1494:     if ($blocked) {
                   1495:         $r->print('<p class="LC_warning">'.$blocktext.'</p>');
                   1496:         return;
                   1497:     }
1.94      raeburn  1498:     if ($caller eq 'reset_by_email') {
                   1499:         $user       = $env{'form.uname'};
                   1500:         $domain     = $env{'form.udom'};
                   1501:         if ($user ne '' && $domain ne '') {
                   1502:             $homeserver = &Apache::lonnet::homeserver($user,$domain);
                   1503:             if ($homeserver eq 'no_host') {
1.99      www      1504:         &passwordchanger($r,"<p>\n<span class='LC_error'>".
                   1505:                          &mt("Invalid username and/or domain")."</span>\n</p>",
1.94      raeburn  1506:                          $caller,$mailtoken);
                   1507:                 return 1;
                   1508:             }
                   1509:         } else {
1.99      www      1510:             &passwordchanger($r,"<p>\n<span class='LC_error'>".
                   1511:                              &mt("Username and domain were blank")."</span>\n</p>",
1.94      raeburn  1512:                              $caller,$mailtoken);
                   1513:             return 1;
                   1514:         }
                   1515:     } else {
                   1516:         $user       = $env{'user.name'};
                   1517:         $domain     = $env{'user.domain'};
                   1518:         $homeserver = $env{'user.home'};
                   1519:     }
1.3       matthew  1520:     my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
1.4       matthew  1521:     # Check for authentication types that allow changing of the password.
1.94      raeburn  1522:     if ($currentauth !~ /^(unix|internal):/) {
                   1523:         if ($caller eq 'reset_by_email') {
1.99      www      1524:             &passwordchanger($r,"<p>\n<span class='LC_error'>".
                   1525:                              &mt("Authentication type for this user can not be changed by this mechanism").
                   1526:                              "</span>\n</p>",
1.94      raeburn  1527:                               $caller,$mailtoken);
                   1528:             return 1;
                   1529:         } else {
                   1530:             return;
                   1531:         }
                   1532:     }
1.3       matthew  1533:     #
1.59      albertel 1534:     my $currentpass = $env{'form.currentpass'}; 
                   1535:     my $newpass1    = $env{'form.newpass_1'}; 
                   1536:     my $newpass2    = $env{'form.newpass_2'};
                   1537:     my $logtoken    = $env{'form.logtoken'};
1.3       matthew  1538:     # Check for empty data 
1.4       matthew  1539:     unless (defined($currentpass) && 
                   1540: 	    defined($newpass1)    && 
                   1541: 	    defined($newpass2)    ){
1.99      www      1542: 	&passwordchanger($r,"<p>\n<span class='LC_error'>".
                   1543: 			 &mt("One or more password fields were blank").
                   1544:                          "</span>\n</p>",$caller,$mailtoken);
1.3       matthew  1545: 	return;
                   1546:     }
1.16      albertel 1547:     # Get the keys
                   1548:     my $lonhost = $r->dir_config('lonHostID');
1.3       matthew  1549:     my $tmpinfo = Apache::lonnet::reply('tmpget:'.$logtoken,$lonhost);
                   1550:     if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) {
1.4       matthew  1551:         # I do not a have a better idea about how to handle this
1.94      raeburn  1552:         my $tryagain_text = &mt('Please log out and try again.');
                   1553:         if ($caller eq 'reset_by_email') {
                   1554:             $tryagain_text = &mt('Please try again later.');
                   1555:         }
1.101     albertel 1556:         my $unable=&mt("Unable to retrieve saved token for password decryption");
1.3       matthew  1557: 	$r->print(<<ENDERROR);
                   1558: <p>
1.99      www      1559: <span class="LC_error">$unable.  $tryagain_text</span>
1.3       matthew  1560: </p>
                   1561: ENDERROR
1.4       matthew  1562:         # Probably should log an error here
1.75      albertel 1563:         return 1;
1.3       matthew  1564:     }
                   1565:     my ($ckey,$n1key,$n2key)=split(/&/,$tmpinfo);
1.196.4.25! raeburn  1566:     #
1.196.4.14  raeburn  1567:     $currentpass = &Apache::loncommon::des_decrypt($ckey ,$currentpass);
                   1568:     $newpass1    = &Apache::loncommon::des_decrypt($n1key,$newpass1);
                   1569:     $newpass2    = &Apache::loncommon::des_decrypt($n2key,$newpass2);
1.94      raeburn  1570:     #
                   1571:     if ($caller eq 'reset_by_email') {
                   1572:         my %data = &Apache::lonnet::tmpget($mailtoken);
1.117     raeburn  1573:         if (keys(%data) == 0) {
                   1574:             &passwordchanger($r,
                   1575:                          '<span class="LC_error">'.
                   1576:                          &mt('Could not verify current authentication.').'  '.
                   1577:                          &mt('Please try again.').'</span>',$caller,$mailtoken);
                   1578:             return 1;
                   1579:         }
1.94      raeburn  1580:         if ($currentpass ne $data{'temppasswd'}) {
                   1581:             &passwordchanger($r,
1.99      www      1582:                          '<span class="LC_error">'.
1.110     bisitz   1583:                          &mt('Could not verify current authentication.').'  '.
                   1584:                          &mt('Please try again.').'</span>',$caller,$mailtoken);
1.94      raeburn  1585:             return 1;
                   1586:         }
1.196.4.25! raeburn  1587:     }
1.3       matthew  1588:     if ($newpass1 ne $newpass2) {
1.4       matthew  1589: 	&passwordchanger($r,
1.196.4.6  raeburn  1590: 			 '<span class="LC_warning">'.
1.110     bisitz   1591: 			 &mt('The new passwords you entered do not match.').'  '.
                   1592: 			 &mt('Please try again.').'</span>',$caller,$mailtoken);
1.75      albertel 1593: 	return 1;
1.4       matthew  1594:     }
1.196.4.25! raeburn  1595:     if ($currentauth eq 'unix:') {
        !          1596:         if (length($newpass1) < 7) {
        !          1597:             &passwordchanger($r,
        !          1598:                              '<span class="LC_warning">'.
        !          1599:                              &mt('Passwords must be a minimum of 7 characters long.').'  '.
        !          1600:                              &mt('Please try again.').'</span>',$caller,$mailtoken);
        !          1601:             return 1;
        !          1602:         }
        !          1603:     } else {
        !          1604:         my $warning = &Apache::loncommon::check_passwd_rules($domain,$newpass1);
        !          1605:         if ($warning) {
        !          1606: 	    &passwordchanger($r,'<span class="LC_warning">'.
        !          1607:                              $warning.
        !          1608: 			     &mt('Please try again.').'</span>',
        !          1609:                              $caller,$mailtoken);
        !          1610: 	    return 1;
        !          1611:         }
1.3       matthew  1612:     }
1.4       matthew  1613:     #
                   1614:     # Check for bad characters
                   1615:     my $badpassword = 0;
                   1616:     foreach (split(//,$newpass1)) {
                   1617: 	$badpassword = 1 if ((ord($_)<32)||(ord($_)>126));
                   1618:     }
                   1619:     if ($badpassword) {
                   1620: 	# I can't figure out how to enter bad characters on my browser.
1.196.4.6  raeburn  1621: 	my $errormessage ='<span class="LC_warning">'.
1.110     bisitz   1622:            &mt('The password you entered contained illegal characters.').'<br />'.
1.99      www      1623:            &mt('Valid characters are').(<<"ENDERROR");
                   1624: : space and <br />
1.4       matthew  1625: <pre>
                   1626: !&quot;\#$%&amp;\'()*+,-./0123456789:;&lt;=&gt;?\@
                   1627: ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_\`abcdefghijklmnopqrstuvwxyz{|}~
1.99      www      1628: </pre></span>
1.4       matthew  1629: ENDERROR
1.94      raeburn  1630:         &passwordchanger($r,$errormessage,$caller,$mailtoken);
                   1631:         return 1;
1.4       matthew  1632:     }
                   1633:     # 
                   1634:     # Change the password (finally)
                   1635:     my $result = &Apache::lonnet::changepass
1.94      raeburn  1636: 	($user,$domain,$currentpass,$newpass1,$homeserver,$caller);
1.4       matthew  1637:     # Inform the user the password has (not?) been changed
1.126     droeschl 1638:     my $message;
1.4       matthew  1639:     if ($result =~ /^ok$/) {
1.170     bisitz   1640:         $message = &Apache::lonhtmlcommon::confirm_success(&mt('The password for user [_1] was successfully changed.','<i>'.$user.'</i>'));
1.180     wenzelju 1641:         $message = &Apache::loncommon::confirmwrapper($message);
1.144     raeburn  1642:         if ($caller eq 'reset_by_email') {
                   1643:             $r->print($message.'<br />');
                   1644:         } else {
                   1645:             &print_main_menu($r, $message);
1.196.4.24  raeburn  1646:             if (ref($ended)) {
                   1647:                 $$ended = 1;
                   1648:             }
1.144     raeburn  1649:         }
1.4       matthew  1650:     } else {
                   1651: 	# error error: run in circles, scream and shout
1.173     raeburn  1652:         if ($caller eq 'reset_by_email') {
                   1653:             if (!$result) {
                   1654:                 return 1;
                   1655:             } else {
                   1656:                 return $result;
                   1657:             }
                   1658:         } else {
1.196.4.25! raeburn  1659:             my $feedback;
        !          1660:             if ($result eq 'prioruse') {
        !          1661:                 $feedback = &mt('Please enter a password that you have not used recently.');
        !          1662:             } else {
        !          1663:                 $feedback = &mt('Please make sure your old password was entered correctly.');
        !          1664:             }
1.173     raeburn  1665:             $message = &Apache::lonhtmlcommon::confirm_success(
1.196.4.25! raeburn  1666:                 &mt("The password for user [_1] was not changed.",'<i>'.$user.'</i>').' '.$feedback,1);
1.158     bisitz   1667:             $message=&Apache::loncommon::confirmwrapper($message);
1.144     raeburn  1668:             &print_main_menu($r, $message);
1.196.4.24  raeburn  1669:             if (ref($ended)) {
                   1670:                 $$ended = 1;
                   1671:             }
1.144     raeburn  1672:         }
1.4       matthew  1673:     }
                   1674:     return;
1.3       matthew  1675: }
                   1676: 
1.42      raeburn  1677: ################################################################
                   1678: #            discussion display subroutines 
                   1679: ################################################################
                   1680: sub discussionchanger {
                   1681:     my $r = shift;
1.126     droeschl 1682:     Apache::lonhtmlcommon::add_breadcrumb(
                   1683: 	    {	href => '/adm/preferences?action=changediscussions',
                   1684:                 text => 'Change Discussion Preferences'});
1.178     bisitz   1685:     $r->print(Apache::loncommon::start_page('Change Discussion Preferences'));
1.126     droeschl 1686:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Discussion Preferences'));
1.59      albertel 1687:     my $user       = $env{'user.name'};
                   1688:     my $domain     = $env{'user.domain'};
1.42      raeburn  1689:     my %userenv = &Apache::lonnet::get
1.43      raeburn  1690:         ('environment',['discdisplay','discmarkread']);
                   1691:     my $discdisp = 'allposts';
                   1692:     my $discmark = 'onmark';
                   1693: 
                   1694:     if (defined($userenv{'discdisplay'})) {
                   1695:         unless ($userenv{'discdisplay'} eq '') { 
                   1696:             $discdisp = $userenv{'discdisplay'};
                   1697:         }
                   1698:     }
                   1699:     if (defined($userenv{'discmarkread'})) {
1.171     raeburn  1700:         unless ($userenv{'discmarkread'} eq '') { 
1.43      raeburn  1701:             $discmark = $userenv{'discmarkread'};
                   1702:         }
                   1703:     }
                   1704: 
                   1705:     my $newdisp = 'unread';
                   1706:     my $newmark = 'ondisp';
                   1707: 
                   1708:     my $function = &Apache::loncommon::get_users_function();
                   1709:     my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.59      albertel 1710:                                                     $env{'user.domain'});
1.43      raeburn  1711:     my %lt = &Apache::lonlocal::texthash(
                   1712:         'pref' => 'Display Preference',
                   1713:         'curr' => 'Current setting ',
                   1714:         'actn' => 'Action',
1.135     schafran 1715:         'sdpf' => 'Set display preferences for discussion posts for both discussion boards and individual resources in all your courses.',
1.43      raeburn  1716:         'prca' => 'Preferences can be set that determine',
1.135     schafran 1717:         'whpo' => 'Which posts are displayed when you display a discussion board or resource, and',
1.194     raeburn  1718:         'unwh' => 'Under what circumstances posts are identified as "NEW"',
1.43      raeburn  1719:         'allposts' => 'All posts',
                   1720:         'unread' => 'New posts only',
                   1721:         'ondisp' => 'Once displayed',
1.194     raeburn  1722:         'onmark' => 'Once marked not NEW',
1.43      raeburn  1723:         'disa' => 'Posts displayed?',
1.194     raeburn  1724:         'npmr' => 'New posts cease to be identified as "NEW"?',
1.43      raeburn  1725:         'thde'  => 'The preferences you set here can be overridden within each individual discussion.',
                   1726:         'chgt' => 'Change to '
                   1727:     );
                   1728:     my $dispchange = $lt{'unread'};
                   1729:     my $markchange = $lt{'ondisp'};
                   1730:     my $currdisp = $lt{'allposts'};
                   1731:     my $currmark = $lt{'onmark'};
                   1732: 
                   1733:     if ($discdisp eq 'unread') {
                   1734:         $dispchange = $lt{'allposts'};
                   1735:         $currdisp = $lt{'unread'};
                   1736:         $newdisp = 'allposts';
                   1737:     }
                   1738: 
                   1739:     if ($discmark eq 'ondisp') {
                   1740:         $markchange = $lt{'onmark'};
                   1741:         $currmark = $lt{'ondisp'};
                   1742:         $newmark = 'onmark';
1.42      raeburn  1743:     }
1.171     raeburn  1744: 
1.43      raeburn  1745:     $r->print(<<"END");
1.88      albertel 1746: <form name="prefs" action="/adm/preferences" method="post">
1.42      raeburn  1747: <input type="hidden" name="action" value="verify_and_change_discussion" />
                   1748: <br />
1.87      albertel 1749: $lt{'sdpf'}<br /> $lt{'prca'}  <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li></ol> 
1.82      albertel 1750: END
1.158     bisitz   1751: 
                   1752:     $r->print('<p class="LC_info">'.$lt{'thde'}.'</p>');
                   1753: 
1.82      albertel 1754:     $r->print(&Apache::loncommon::start_data_table());
                   1755:     $r->print(<<"END");
                   1756:        <tr>
                   1757:         <th>$lt{'pref'}</th>
                   1758:         <th>$lt{'curr'}</th>
                   1759:         <th>$lt{'actn'}?</th>
1.43      raeburn  1760:        </tr>
1.82      albertel 1761: END
                   1762:     $r->print(&Apache::loncommon::start_data_table_row());
                   1763:     $r->print(<<"END");
1.43      raeburn  1764:        <td>$lt{'disa'}</td>
                   1765:        <td>$lt{$discdisp}</td>
1.82      albertel 1766:        <td><label><input type="checkbox" name="discdisp" /><input type="hidden" name="newdisp" value="$newdisp" />&nbsp;$lt{'chgt'} "$dispchange"</label></td>
                   1767: END
                   1768:     $r->print(&Apache::loncommon::end_data_table_row().
                   1769: 	      &Apache::loncommon::start_data_table_row());
                   1770:     $r->print(<<"END");
1.43      raeburn  1771:        <td>$lt{'npmr'}</td>
                   1772:        <td>$lt{$discmark}</td>
1.82      albertel 1773:        <td><label><input type="checkbox" name="discmark" /><input type="hidden" name="newmark" value="$newmark" />&nbsp;$lt{'chgt'} "$markchange"</label></td>
1.43      raeburn  1774:       </tr>
1.82      albertel 1775: END
                   1776:     $r->print(&Apache::loncommon::end_data_table_row().
                   1777: 	      &Apache::loncommon::end_data_table());
1.142     zhu      1778: 
1.158     bisitz   1779:     $r->print('<br />'
                   1780:              .'<input type="submit" name="sub" value="'.&mt('Save').'" />'
                   1781:              .'</form>'
                   1782:     );
1.42      raeburn  1783: }
                   1784:                                                                                                                 
                   1785: sub verify_and_change_discussion {
                   1786:     my $r = shift;
1.59      albertel 1787:     my $user     = $env{'user.name'};
                   1788:     my $domain   = $env{'user.domain'};
1.42      raeburn  1789:     my $message='';
1.59      albertel 1790:     if (defined($env{'form.discdisp'}) ) {
                   1791:         my $newdisp  = $env{'form.newdisp'};
1.43      raeburn  1792:         if ($newdisp eq 'unread') {
1.171     raeburn  1793:             $message .=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: only new posts will be displayed.')).'<br />';
1.43      raeburn  1794:             &Apache::lonnet::put('environment',{'discdisplay' => $newdisp});
1.116     raeburn  1795:             &Apache::lonnet::appenv({'environment.discdisplay' => $newdisp});
1.43      raeburn  1796:         } else {
1.171     raeburn  1797:             $message .= &Apache::lonhtmlcommon::confirm_success(&mt('In discussions: all posts will be displayed.')).'<br />';
1.43      raeburn  1798:             &Apache::lonnet::del('environment',['discdisplay']);
1.139     raeburn  1799:             &Apache::lonnet::delenv('environment.discdisplay');
1.43      raeburn  1800:         }
                   1801:     }
1.59      albertel 1802:     if (defined($env{'form.discmark'}) ) {
                   1803:         my $newmark = $env{'form.newmark'};
1.43      raeburn  1804:         if ($newmark eq 'ondisp') {
1.196.4.12  raeburn  1805:             $message.=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: new posts will cease to be identified as "NEW" after display.')).'<br />';
1.43      raeburn  1806:             &Apache::lonnet::put('environment',{'discmarkread' => $newmark});
1.116     raeburn  1807:             &Apache::lonnet::appenv({'environment.discmarkread' => $newmark});
1.43      raeburn  1808:         } else {
1.194     raeburn  1809:             $message.=&Apache::lonhtmlcommon::confirm_success(&mt('In discussions: posts will be identified as "NEW" until marked as not "NEW".')).'<br />';
1.43      raeburn  1810:             &Apache::lonnet::del('environment',['discmarkread']);
1.139     raeburn  1811:             &Apache::lonnet::delenv('environment.discmarkread');
1.43      raeburn  1812:         }
1.42      raeburn  1813:     }
1.158     bisitz   1814:     $message=&Apache::loncommon::confirmwrapper($message);
1.152     www      1815:     &print_main_menu($r, $message);
1.42      raeburn  1816: }
                   1817: 
1.63      raeburn  1818: ################################################################
                   1819: # Subroutines for page display on course access (Course Coordinators)
                   1820: ################################################################
                   1821: sub coursedisplaychanger {
                   1822:     my $r = shift;
1.152     www      1823:     &Apache::lonhtmlcommon::add_breadcrumb(
1.126     droeschl 1824: 	    {	href => '/adm/preferences?action=changecourseinit',
                   1825:                 text => 'Change Course Init. Pref.'});
                   1826:     $r->print(Apache::loncommon::start_page('Change Course Initialization Preference'));
                   1827:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Course Init. Pref.'));
1.63      raeburn  1828:     my $user       = $env{'user.name'};
                   1829:     my $domain     = $env{'user.domain'};
1.66      albertel 1830:     my %userenv = &Apache::lonnet::get('environment',['course_init_display']);
1.71      raeburn  1831:     my $currvalue = 'whatsnew';
1.73      albertel 1832:     my $firstselect = '';
                   1833:     my $whatsnewselect = 'checked="checked"';
1.71      raeburn  1834:     if (exists($userenv{'course_init_display'})) {
                   1835:         if ($userenv{'course_init_display'} eq 'firstres') {
                   1836:             $currvalue = 'firstres';
1.73      albertel 1837:             $firstselect = 'checked="checked"';
                   1838: 	    $whatsnewselect = '';
1.71      raeburn  1839:         }
1.63      raeburn  1840:     }
1.134     bisitz   1841:     my %pagenames = &Apache::lonlocal::texthash(
1.71      raeburn  1842:                        firstres => 'First resource',
1.143     hauer    1843:                        whatsnew => "What's New Page",
1.71      raeburn  1844:                     );
1.134     bisitz   1845:     my $whatsnew_off=&mt('Display the [_1]first resource[_2] in the course.','<b>','</b>');
1.143     hauer    1846:     my $whatsnew_on=&mt("Display the [_1]What's New Page[_2] - a summary of items in the course which require attention.",'<b>','</b>');
1.63      raeburn  1847: 
1.134     bisitz   1848:     $r->print('<br /><b>'
                   1849:              .&mt('Set the default page to be displayed when you select a course role')
                   1850:              .'</b>&nbsp;'
                   1851:              .&mt('(Currently: [_1])',$pagenames{$currvalue})
                   1852:              .'<br />'
1.143     hauer    1853:              .&mt("The global user preference you set for your courses can be overridden in an individual course by setting a course specific setting via the [_1]What's New Page[_2] in the course.",'<i>','</i>')
1.134     bisitz   1854:              .'<br /><br />'
                   1855:     );
1.63      raeburn  1856:     $r->print(<<ENDLSCREEN);
1.88      albertel 1857: <form name="prefs" action="/adm/preferences" method="post">
1.63      raeburn  1858: <input type="hidden" name="action" value="verify_and_change_coursepage" />
1.72      albertel 1859: <br />
1.65      albertel 1860: <label><input type="radio" name="newdisp" value="firstres" $firstselect /> $whatsnew_off</label><br />
1.70      raeburn  1861: <label><input type="radio" name="newdisp" value="whatsnew" $whatsnewselect /> $whatsnew_on</label><input type="hidden" name="refpage" value="$env{'form.refpage'}" />
1.63      raeburn  1862: ENDLSCREEN
1.140     schafran 1863:     $r->print('<br /><br /><input type="submit" value="'.&mt('Save').'" />
1.63      raeburn  1864: </form>');
                   1865: }
                   1866: 
                   1867: sub verify_and_change_coursepage {
                   1868:     my $r = shift;
                   1869:     my $message='';
                   1870:     my %lt = &Apache::lonlocal::texthash(
1.70      raeburn  1871:         'defs' => 'Default now set',
1.71      raeburn  1872:         'when' => 'when you select a course role from the roles screen',
1.63      raeburn  1873:         'ywbt' => 'you will be taken to the start of the course.',
                   1874:         'apwb' => 'a page will be displayed that lists items in the course that may require action from you.',
                   1875:         'gtts' => 'Go to the start of the course',
1.146     hauer    1876:         'dasp' => "Display the What's New Page", 
1.63      raeburn  1877:     );
                   1878:     my $newdisp  = $env{'form.newdisp'};
1.70      raeburn  1879:     $message = '<b>'.$lt{'defs'}.'</b>: '.$lt{'when'}.', ';
1.63      raeburn  1880:     if ($newdisp eq 'firstres') {
1.87      albertel 1881:         $message .= $lt{'ywbt'}.'<br />';
1.63      raeburn  1882:         &Apache::lonnet::put('environment',{'course_init_display' => $newdisp});
1.116     raeburn  1883:         &Apache::lonnet::appenv({'environment.course_init_display' => $newdisp});
1.63      raeburn  1884:     } else {
1.87      albertel 1885:         $message .= $lt{'apwb'}.'<br />';
1.63      raeburn  1886:         &Apache::lonnet::del('environment',['course_init_display']);
1.139     raeburn  1887:         &Apache::lonnet::delenv('environment.course_init_display');
1.63      raeburn  1888:     }
1.70      raeburn  1889:     my $refpage = $env{'form.refpage'};
1.63      raeburn  1890:     if (($env{'request.course.fn'}) && ($env{'request.course.id'})) {
                   1891:         if ($newdisp eq 'firstres') {
                   1892:             my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                   1893:             my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; 
                   1894:             my ($furl,$ferr)=
                   1895:                 &Apache::lonuserstate::readmap($cdom.'/'.$cnum);
1.180     wenzelju 1896:             $message .= '<br /><a href="'.$furl.'">'.$lt{'gtts'}.' <i>'.&mt('now').'</i></a>';
1.63      raeburn  1897:         } else {
1.180     wenzelju 1898:             $message .= '<br /><a href="/adm/whatsnew?refpage='.
                   1899:                         $refpage.'">'.$lt{'dasp'}.'</a>';
1.63      raeburn  1900:         }
                   1901:     }
1.180     wenzelju 1902:     $message = &Apache::lonhtmlcommon::confirm_success($message);
                   1903:     $message = &Apache::loncommon::confirmwrapper($message);
                   1904:     &print_main_menu($r,$message);
1.63      raeburn  1905: }
                   1906: 
1.196.4.20  raeburn  1907: sub author_space_settings {
                   1908:     my $r = shift;
                   1909:     &Apache::lonhtmlcommon::add_breadcrumb(
                   1910:             {   href => '/adm/preferences?action=authorsettings',
                   1911:                 text => 'Authoring Space Settings'});
                   1912:     my $user       = $env{'user.name'};
                   1913:     my $domain     = $env{'user.domain'};
                   1914:     my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']);
                   1915:     if (keys(%author_roles) > 0) {
                   1916:             $r->print(Apache::loncommon::start_page('Authoring Space Settings'));
                   1917:             $r->print(Apache::lonhtmlcommon::breadcrumbs('Authoring Space Settings'));
                   1918:             my %userenv = &Apache::lonnet::get('environment',['nocodemirror']);
                   1919:             my $constchecked='';
                   1920:             if ($env{'environment.nocodemirror'}) {
                   1921:                $constchecked=' checked="checked"';
                   1922:             }
                   1923:             my $text=&mt('By default, CodeMirror an editor with advanced functionality for editing code is activated for authors.');
                   1924:             my $cmoff=&mt('Deactivate CodeMirror. This can improve performance on slow computers and accessibility.');
                   1925:             my $change=&mt('Save');
1.196.4.24  raeburn  1926:             my $returnurl = &HTML::Entities::encode($env{'form.returnurl'},'"<>&\'');
1.196.4.20  raeburn  1927:             $r->print(<<ENDSCREEN);
                   1928:         <form name="prefs" action="/adm/preferences" method="post">
1.196.4.24  raeburn  1929:         <input type="hidden" name="returnurl" value="$returnurl" />
1.196.4.20  raeburn  1930:         <input type="hidden" name="action" value="change_authoring_settings" />
                   1931:         $text<br />
                   1932:         <label><input type="checkbox" name="cmoff"$constchecked />$cmoff</label><br />
                   1933:         <input type="submit" value="$change" />
                   1934:         </form>
                   1935: ENDSCREEN
                   1936:     }
                   1937: }
                   1938: 
                   1939: sub change_authoring_settings {
                   1940:     my $r = shift;
                   1941:     my $user       = $env{'user.name'};
                   1942:     my $domain     = $env{'user.domain'};
                   1943:     my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']);
                   1944:     if (keys(%author_roles) > 0) {
                   1945:             my %ausettings=('environment.nocodemirror' => '');
                   1946:             if ($env{'form.cmoff'}) { $ausettings{'environment.nocodemirror'}='yes'; }
                   1947:             &Apache::lonnet::put('environment',\%ausettings);
                   1948:             &Apache::lonnet::appenv({'environment.nocodemirror' => $ausettings{'environment.nocodemirror'}});
                   1949:             my $status='';
                   1950:             if ($ausettings{'environment.nocodemirror'} eq 'yes') {
                   1951:                 $status=&mt('on');
                   1952:             } else {
                   1953:                 $status=&mt('off');
                   1954:             }
                   1955:             my $message=&Apache::lonhtmlcommon::confirm_success(&mt('Set [_1] to [_2]','<i>'.&mt('Deactivate CodeMirror in Authoring Space').'</i>','<tt>'.$status.'</tt>'));
                   1956:             $message=&Apache::loncommon::confirmwrapper($message);
1.196.4.24  raeburn  1957:             if ($env{'form.returnurl'}) {
                   1958:                 &do_redirect($r,$env{'form.returnurl'},$message);
                   1959:             } else {
                   1960:                 &print_main_menu($r,$message);
                   1961:             }
1.196.4.20  raeburn  1962:     }
                   1963: }
                   1964: 
1.186     raeburn  1965: sub lockednameschanger {
                   1966:     my $r = shift;
                   1967:     &Apache::lonhtmlcommon::add_breadcrumb(
                   1968:             {   href => '/adm/preferences?action=changelockednames',
                   1969:                 text => 'Automatic name changes'});
                   1970:     $r->print(Apache::loncommon::start_page('Automatic name changes'));
                   1971:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Allow/disallow name updates'));
                   1972:     my %userenv = &Apache::lonnet::get('environment',['lockedname']);
                   1973:     my $lockedname='';
                   1974:     if (&can_toggle_namelocking()) {
                   1975:         if ($userenv{'lockedname'}) {
                   1976:             $lockedname = ' checked="checked"';
                   1977:         }
                   1978:         my %updateable;
                   1979:         my %domconfig =
                   1980:             &Apache::lonnet::get_dom('configuration',['autoupdate'],$env{'user.domain'});
                   1981:         if (ref($domconfig{'autoupdate'}) eq 'HASH') {
                   1982:             if ($domconfig{'autoupdate'}{'run'}) {
                   1983:                 my @inststatuses = split(':',$env{'environment.inststatus'});
                   1984:                 unless (@inststatuses) {
                   1985:                     @inststatuses = ('default');
                   1986:                 }
                   1987:                 %updateable = &updateable_userinfo($domconfig{'autoupdate'},\@inststatuses);
                   1988:             }
                   1989:         }
                   1990:         if (keys(%updateable)) {
                   1991:             my %longnames = &Apache::lonlocal::texthash (
                   1992:                                 firstname  => 'First Name',
                   1993:                                 middlename => 'Middle Name',
                   1994:                                 lastname   => 'Last Name',
                   1995:                             );
                   1996:             my $text=&mt('By default, based on your institutional affiliation, your LON-CAPA account can be automatically updated nightly based on directory information from your institution.').'<br />'.&mt('The following may be updated, unless you disallow updates:').
                   1997:                      '<ul>';
                   1998:            foreach my $item ('firstname','middlename','lastname') {
                   1999:                if ($updateable{$item}) {
                   2000:                    $text .= '<li>'.$longnames{$item}.'</li>';
                   2001:                }
                   2002:            }
                   2003:            $text .= '</ul>'; 
                   2004:            my $locking=&mt('Disallow automatic updates to name information for your LON-CAPA account');
                   2005:            my $change=&mt('Save');
                   2006:            $r->print(<<ENDSCREEN);
                   2007: <form name="prefs" action="/adm/preferences" method="post">
                   2008: <input type="hidden" name="action" value="verify_and_change_lockednames" />
                   2009: $text<br />
                   2010: <label><input type="checkbox" value="1" name="lockednames"$lockedname />$locking</label><br />
                   2011: <input type="submit" value="$change" />
                   2012: </form>
                   2013: ENDSCREEN
                   2014:         } else {
                   2015:             my $message = &mt('Based on your institutional affiliation no name information is automatically updated for your LON-CAPA account.');
                   2016:             &print_main_menu($r,$message);
                   2017:         }
                   2018:     } else {
                   2019:         my $message = &mt('You are not permitted to set a user preference for automatic name updates for your LON-CAPA account.');
                   2020:         &print_main_menu($r,$message);
                   2021:     }
                   2022: }
                   2023: 
                   2024: sub verify_and_change_lockednames {
                   2025:     my $r = shift;
                   2026:     my $message;
                   2027:     if (&can_toggle_namelocking()) {
                   2028:         my $newlockedname = $env{'form.lockednames'};
                   2029:         $newlockedname =~ s/\D//g;
                   2030:         my $currlockedname = $env{'environment.lockedname'};
                   2031:         if ($newlockedname ne $currlockedname) {
                   2032:             if ($newlockedname) {
                   2033:                 if (&Apache::lonnet::put('environment',{lockedname => $newlockedname}) eq 'ok') {
                   2034:                     &Apache::lonnet::appenv({'environment.lockedname' => $newlockedname});
                   2035:                 }
                   2036:             } elsif (&Apache::lonnet::del('environment',['lockedname']) eq 'ok') {
                   2037:                 &Apache::lonnet::delenv('environment.lockedname');
                   2038:             }
                   2039:         }
                   2040:         my $status='';
                   2041:         if ($newlockedname) {
                   2042:             $status=&mt('disallowed');
                   2043:         } else {
                   2044:             $status=&mt('allowed');
                   2045:         }
                   2046:         $message=&Apache::lonhtmlcommon::confirm_success(&mt('[_1] set to [_2]','<i>'.&mt('Automatic update of first, middle and last names if institutional directory information indicates changes').'</i>','<tt>'.$status.'</tt>'));
                   2047:         $message=&Apache::loncommon::confirmwrapper($message);
                   2048:     }
                   2049:     &print_main_menu($r,$message);
                   2050: }
                   2051: 
1.126     droeschl 2052: sub print_main_menu {
                   2053:     my ($r, $message) = @_;
                   2054:     # Determine current authentication method
                   2055:     my $user = $env{'user.name'};
                   2056:     my $domain = $env{'user.domain'};
                   2057:     my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
                   2058: 
                   2059:     # build the data structure for menu generation
                   2060: my $aboutmeurl='/adm/'.$env{'user.domain'}.'/'.$env{'user.name'}.'/aboutme';
                   2061: my $role = ($env{'user.adv'} ? 'Roles' : 'Course');
1.131     raeburn  2062: my %permissions;
                   2063: if (&Apache::lonnet::usertools_access($user,$domain,'aboutme')) {
                   2064:     $permissions{'aboutme'} = 'F';
                   2065: }
1.126     droeschl 2066: my @menu=
                   2067:     ({	categorytitle=>'Personal Data',
                   2068: 	items =>[
1.141     weissno  2069: 	    {	linktext => 'Personal Information Page',
1.126     droeschl 2070: 		url => $aboutmeurl,
1.131     raeburn  2071: 		permission => $permissions{'aboutme'},
1.126     droeschl 2072: 		#help => 'Prefs_About_Me',
                   2073: 		icon => 'system-users.png',
                   2074: 		linktitle => 'Edit information about yourself that should be displayed on your public profile.'
                   2075: 	    },
                   2076: 	    {	linktext => 'Screen Name',
                   2077: 		url => '/adm/preferences?action=changescreenname',
                   2078: 		permission => 'F',
                   2079: 		#help => 'Prefs_Screen_Name_Nickname',
                   2080: 		icon => 'preferences-desktop-font.png',
                   2081: 		linktitle => 'Change the name that is displayed in your posts.'
                   2082: 	    },
                   2083: 		]
                   2084:     },
                   2085:     {	categorytitle=>'Content Display Settings',
                   2086: 	items =>[
                   2087: 	    {	linktext => 'Language',
                   2088: 		url => '/adm/preferences?action=changelanguages',
                   2089: 		permission => 'F',
                   2090: 		#help => 'Prefs_Language',
                   2091: 		icon => 'preferences-desktop-locale.png',
1.127     droeschl 2092: 		linktitle => 'Choose the default language for this user.'
1.126     droeschl 2093: 	    },
1.128     droeschl 2094: 	    {	linktext => $role.' Page',
1.126     droeschl 2095: 		url => '/adm/preferences?action=changerolespref',
                   2096: 		permission => 'F',
                   2097: 		#help => '',
1.189     wenzelju 2098: 		icon => 'role_hotlist.png',
1.126     droeschl 2099: 		linktitle => 'Configure the roles hotlist.'
                   2100: 	    },
1.177     raeburn  2101: 	    {	linktext => 'Math display settings',
1.126     droeschl 2102: 		url => '/adm/preferences?action=changetexenginepref',
                   2103: 		permission => 'F',
                   2104: 		#help => '',
1.188     wenzelju 2105: 		icon => 'dismath.png',
1.177     raeburn  2106: 		linktitle => 'Change how math is displayed.'
1.126     droeschl 2107: 	    },
                   2108: 		]
                   2109:     },
1.185     droeschl 2110:     {	categorytitle=>'Page Display Settings',
                   2111: 	items =>[
                   2112: 	    {	linktext => 'Color Scheme',
                   2113: 		url => '/adm/preferences?action=changecolors',
                   2114: 		permission => 'F',
                   2115: 		#help => 'Change_Colors',
                   2116: 		icon => 'preferences-desktop-theme.png',
                   2117: 		linktitle => 'Change LON-CAPA default colors.'
                   2118: 	    },
1.192     raeburn  2119:             {   linktext => 'Menu Display',
                   2120:                 url => '/adm/preferences?action=changeicons',
                   2121:                 permission => 'F',
                   2122:                 #help => '',
                   2123:                 icon => 'preferences-system-windows.png',
                   2124:                 linktitle => 'Change whether the menus are displayed with icons or icons and text.'
                   2125:             }
1.185     droeschl 2126: 		]
                   2127:     },
1.178     bisitz   2128:     {	categorytitle=>'Messages &amp; Notifications',
1.128     droeschl 2129: 	items =>[
1.153     www      2130: 	    {	linktext => 'Messages &amp; Notifications',
1.128     droeschl 2131: 		url => '/adm/preferences?action=changemsgforward',
                   2132: 		permission => 'F',
                   2133: 		#help => 'Prefs_Messages',
                   2134: 		icon => 'mail-reply-all.png',
                   2135: 		linktitle => 'Change messageforwarding or notifications settings.'
                   2136: 	    },
                   2137: 	    {	linktext => 'Discussion Display',
                   2138: 		url => '/adm/preferences?action=changediscussions',
                   2139: 		permission => 'F',
                   2140: 		#help => 'Change_Discussion_Display',
1.191     riegler  2141: 		icon => 'chat.png',
1.135     schafran 2142: 		linktitle => 'Set display preferences for discussion posts for both discussion boards and individual resources in all your courses.'
1.128     droeschl 2143: 	    },
                   2144: 		]
                   2145:     },
1.126     droeschl 2146:     {	categorytitle=>'Other',
                   2147: 	items =>[
1.153     www      2148: 	    {	linktext => 'Register Response Devices (&quot;Clickers&quot;)',
1.126     droeschl 2149: 		url => '/adm/preferences?action=changeclicker',
                   2150: 		permission => 'F',
                   2151: 		#help => '',
                   2152: 		icon => 'network-workgroup.png',
                   2153: 		linktitle => 'Register your clicker.'
                   2154: 	    },
                   2155: 		]
                   2156:     },
                   2157:     );
                   2158: 
                   2159:     if ($currentauth =~ /^(unix|internal):/) {
                   2160: push(@{ $menu[0]->{items} }, {
                   2161: 	linktext => 'Password',
                   2162: 	url => '/adm/preferences?action=changepass',
                   2163: 	permission => 'F',
                   2164: 	#help => 'Change_Password',
                   2165: 	icon => 'emblem-readonly.png',
                   2166: 	linktitle => 'Change your password.',
                   2167: 	});
                   2168:     }
1.196.4.2  raeburn  2169:     if ($env{'environment.remote'} eq 'off') {
                   2170: push(@{ $menu[1]->{items} }, {
                   2171:         linktext => 'Launch Remote Control',
                   2172:         url => '/adm/remote?url=/adm/preferences&amp;action=launch',
                   2173:         permission => 'F',
                   2174:         #help => '',
                   2175:         icon => 'remotecontrol.png',
                   2176:         linktitle => 'Launch the remote control for LON-CAPA.',
                   2177:         });
                   2178:     }else{
                   2179: push(@{ $menu[1]->{items} }, {
                   2180:         linktext => 'Collapse Remote Control',
                   2181:         url => '/adm/remote?url=/adm/preferences&amp;action=collapse',
                   2182:         permission => 'F',
                   2183:         #help => '',
                   2184:         icon => 'remotecontrol.png',
                   2185:         linktitle => 'Collapse the remote control for LON-CAPA.',
                   2186:         });
                   2187:     }
1.186     raeburn  2188: 
                   2189:     if (&can_toggle_namelocking()) {
                   2190:         push(@{ $menu[0]->{items} }, {
                   2191:         linktext => 'Automatic name changes',
                   2192:         url => '/adm/preferences?action=changelockednames',
                   2193:         permission => 'F',
                   2194:         #help => '',
                   2195:         icon => 'system-lock-screen.png',
                   2196:         linktitle => 'Allow/disallow propagation of name changes from institutional directory service',
                   2197:         });
                   2198:     }
                   2199: 
1.126     droeschl 2200:     my %author_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au']);
                   2201:     if (keys(%author_roles) > 0) {
                   2202: push(@{ $menu[4]->{items} }, {
                   2203: 	linktext => 'Restrict Domain Coordinator Access',
                   2204: 	url => '/adm/preferences?action=changedomcoord',
                   2205: 	permission => 'F',
                   2206: 	#help => '',
                   2207: 	icon => 'system-lock-screen.png',
                   2208: 	linktitle => 'Restrict domain coordinator access.',
                   2209: 	});
                   2210:     }
                   2211: 
                   2212:     if (&Apache::lonnet::allowed('whn',$env{'request.course.id'})
                   2213: 	|| &Apache::lonnet::allowed('whn',$env{'request.course.id'}.'/'
                   2214: 				    .$env{'request.course.sec'})) {
                   2215: push(@{ $menu[4]->{items} }, {
1.128     droeschl 2216: 	linktext => 'Course Initialization',
1.126     droeschl 2217: 	url => '/adm/preferences?action=changecourseinit',
                   2218: 	permission => 'F',
                   2219: 	#help => '',
1.189     wenzelju 2220: 	icon => 'course_ini.png',
1.126     droeschl 2221: 	linktitle => 'Set the default page to be displayed when you select a course role.',
                   2222: 	});
                   2223: 
                   2224:     }
1.196.4.21  raeburn  2225: 
                   2226:     my %author_coauthor_roles = &Apache::lonnet::get_my_roles($user,$domain,'userroles','',['au','ca','aa']);
                   2227:     if (keys(%author_coauthor_roles) > 0) {
                   2228:         push(@{ $menu[4]->{items} }, {
                   2229:             linktext => 'Authoring Space Configuration',
                   2230:             url => '/adm/preferences?action=authorsettings',
                   2231:             permission => 'F',
1.196.4.23  raeburn  2232:             icon => 'codemirror.png',
1.196.4.21  raeburn  2233:             linktitle => 'Settings for your authoring space.',
                   2234:         });
                   2235:     }
                   2236: 
1.174     raeburn  2237:     if (&can_toggle_debug()) {
1.126     droeschl 2238: push(@{ $menu[4]->{items} }, {
1.174     raeburn  2239: 	linktext => 'Toggle Debug Messages (Currently '.($env{'user.debug'} ? 'on)' : 'off)'),
1.126     droeschl 2240: 	url => '/adm/preferences?action=debugtoggle',
                   2241: 	permission => 'F',
                   2242: 	#help => '',
                   2243: 	icon => 'blog.png',
                   2244: 	linktitle => 'Toggle Debug Messages.',
                   2245: 	});
1.186     raeburn  2246:     }
1.126     droeschl 2247: 
1.147     schafran 2248:     $r->print(&Apache::loncommon::start_page('My Space'));
1.126     droeschl 2249:     $r->print(Apache::lonhtmlcommon::breadcrumbs('Change Preferences'));
                   2250:     $r->print($message);
                   2251:     $r->print(Apache::lonhtmlcommon::generate_menu(@menu));
                   2252:     $r->print(Apache::loncommon::end_page());
                   2253: }
1.63      raeburn  2254: 
1.4       matthew  2255: ######################################################
                   2256: #            other handler subroutines               #
                   2257: ######################################################
                   2258: 
1.3       matthew  2259: ################################################################
                   2260: #                          Main handler                        #
                   2261: ################################################################
1.126     droeschl 2262: sub handler {    
                   2263:     my $r = shift;
                   2264:     Apache::loncommon::content_type($r,'text/html');
                   2265:     # Some pages contain DES keys and should not be cached.
                   2266:     Apache::loncommon::no_cache($r);
                   2267:     $r->send_http_header;
                   2268:     return OK if $r->header_only;
                   2269:     #
                   2270:     Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                   2271:                                    ['action','wysiwyg','returnurl','refpage']);
                   2272:     #
                   2273:     Apache::lonhtmlcommon::clear_breadcrumbs();
1.196.4.24  raeburn  2274:     my ($brlink,$brtxt,$brhelp,$ended);
1.196.4.5  raeburn  2275:     if (($env{'form.action'} eq 'changerolespref') && ($env{'form.returnurl'} eq '/adm/roles')) {
                   2276:         $brlink ='/adm/roles';
                   2277:         $brtxt = 'User Roles';
1.196.4.24  raeburn  2278:     } elsif ((($env{'form.action'} eq 'changedomcoord') ||
                   2279:               ($env{'form.action'} eq 'authorsettings')) &&
                   2280:              (($env{'form.returnurl'} =~ m{^/(priv/|res($|/))}) ||
                   2281:               ($env{'form.returnurl'} eq '/adm/createuser'))) {
                   2282:         $brlink = $env{'form.returnurl'};
                   2283:         if ($env{'form.returnurl'} eq '/adm/createuser') {
                   2284:             $brtxt = 'User Management';
                   2285:         } elsif ($env{'form.returnurl'} =~ m{^/res($\/)}) {
                   2286:             $brtxt = 'Browse published resources';
                   2287:         } else {
                   2288:             $brtxt = 'Authoring Space';
                   2289:         }
1.196.4.5  raeburn  2290:     } else {
                   2291:         $brlink ='/adm/preferences';
                   2292:         $brtxt = 'Set User Preferences';
                   2293:         $brhelp = 'Prefs_About_Me,Prefs_Language,Prefs_Screen_Name_Nickname,Change_Colors,Change_Password,Prefs_Messages,Change_Discussion_Display';
                   2294:     }
1.126     droeschl 2295:     Apache::lonhtmlcommon::add_breadcrumb
1.196.4.5  raeburn  2296:         ({href => $brlink,
                   2297:           text => $brtxt,
                   2298:           help => $brhelp,});
1.126     droeschl 2299:     if(!exists $env{'form.action'}) {
1.150     droeschl 2300: 	    &print_main_menu($r);
1.196.4.24  raeburn  2301:             $ended = 1;
1.126     droeschl 2302:     }elsif($env{'form.action'} eq 'changepass'){
                   2303:         &passwordchanger($r);
                   2304:     }elsif($env{'form.action'} eq 'verify_and_change_pass'){
1.196.4.24  raeburn  2305:         &verify_and_change_password($r,'preferences','',\$ended);
1.126     droeschl 2306:     }elsif($env{'form.action'} eq 'changescreenname'){
                   2307:         &screennamechanger($r);
                   2308:     }elsif($env{'form.action'} eq 'verify_and_change_screenname'){
                   2309:         &verify_and_change_screenname($r);
1.196.4.24  raeburn  2310:         $ended = 1;
1.126     droeschl 2311:     }elsif($env{'form.action'} eq 'changemsgforward'){
                   2312:         &msgforwardchanger($r);
                   2313:     }elsif($env{'form.action'} eq 'verify_and_change_msgforward'){
                   2314:         &verify_and_change_msgforward($r);
                   2315:     }elsif($env{'form.action'} eq 'changecolors'){
                   2316:         &colorschanger($r);
                   2317:     }elsif($env{'form.action'} eq 'verify_and_change_colors'){
                   2318:         &verify_and_change_colors($r);
1.196.4.24  raeburn  2319:         $ended = 1;
1.126     droeschl 2320:     }elsif($env{'form.action'} eq 'changelanguages'){
                   2321:         &languagechanger($r);
                   2322:     }elsif($env{'form.action'} eq 'verify_and_change_languages'){
                   2323:         &verify_and_change_languages($r);
1.196.4.24  raeburn  2324:         $ended = 1;
1.126     droeschl 2325:     }elsif($env{'form.action'} eq 'changewysiwyg'){
                   2326:         &wysiwygchanger($r);
                   2327:     }elsif($env{'form.action'} eq 'set_wysiwyg'){
                   2328:         &verify_and_change_wysiwyg($r);
1.196.4.24  raeburn  2329:         $ended = 1;
1.126     droeschl 2330:     }elsif($env{'form.action'} eq 'changediscussions'){
                   2331:         &discussionchanger($r);
                   2332:     }elsif($env{'form.action'} eq 'verify_and_change_discussion'){
                   2333:         &verify_and_change_discussion($r);
1.196.4.24  raeburn  2334:         $ended = 1;
1.126     droeschl 2335:     }elsif($env{'form.action'} eq 'changerolespref'){
                   2336:         &rolesprefchanger($r);
                   2337:     }elsif($env{'form.action'} eq 'verify_and_change_rolespref'){
                   2338:         &verify_and_change_rolespref($r);
1.196.4.24  raeburn  2339:         $ended = 1;
1.126     droeschl 2340:     }elsif($env{'form.action'} eq 'changetexenginepref'){
                   2341:         &texenginechanger($r);
                   2342:     }elsif($env{'form.action'} eq 'verify_and_change_texengine'){
                   2343:         &verify_and_change_texengine($r);
1.196.4.24  raeburn  2344:         $ended = 1;
1.192     raeburn  2345:     }elsif($env{'form.action'} eq 'changeicons'){
                   2346:         &iconchanger($r);
                   2347:     }elsif($env{'form.action'} eq 'verify_and_change_icons'){
                   2348:         &verify_and_change_icons($r);
1.196.4.24  raeburn  2349:         $ended = 1;
1.126     droeschl 2350:     }elsif($env{'form.action'} eq 'changeclicker'){
                   2351:         &clickerchanger($r);
                   2352:     }elsif($env{'form.action'} eq 'verify_and_change_clicker'){
                   2353:         &verify_and_change_clicker($r);
1.196.4.24  raeburn  2354:         $ended = 1;
1.126     droeschl 2355:     }elsif($env{'form.action'} eq 'changedomcoord'){
                   2356:         &domcoordchanger($r);
                   2357:     }elsif($env{'form.action'} eq 'verify_and_change_domcoord'){
                   2358:         &verify_and_change_domcoord($r);
1.196.4.24  raeburn  2359:         $ended = 1;
1.126     droeschl 2360:     }elsif($env{'form.action'} eq 'lockwarning'){
                   2361:         &lockwarning($r);
                   2362:     }elsif($env{'form.action'} eq 'verify_and_change_locks'){
                   2363:         &verify_and_change_lockwarning($r);
                   2364:     }elsif($env{'form.action'} eq 'changecourseinit'){
                   2365:         &coursedisplaychanger($r);
                   2366:     }elsif($env{'form.action'} eq 'verify_and_change_coursepage'){
                   2367:         &verify_and_change_coursepage($r);
1.196.4.24  raeburn  2368:         $ended = 1;
1.196.4.20  raeburn  2369:     }elsif($env{'form.action'} eq 'authorsettings'){
                   2370:         &author_space_settings($r);
                   2371:     }elsif($env{'form.action'} eq 'change_authoring_settings'){
                   2372:         &change_authoring_settings($r);
1.196.4.24  raeburn  2373:         $ended = 1;
1.126     droeschl 2374:     }elsif($env{'form.action'} eq 'debugtoggle'){
1.174     raeburn  2375:         if (&can_toggle_debug()) {
                   2376:             &toggle_debug();
                   2377:         }
1.154     www      2378: 	&print_main_menu($r);
1.196.4.24  raeburn  2379:         $ended = 1;
1.186     raeburn  2380:     } elsif ($env{'form.action'} eq 'changelockednames') {
                   2381:         &lockednameschanger($r);
                   2382:     } elsif ($env{'form.action'} eq 'verify_and_change_lockednames') {
                   2383:         &verify_and_change_lockednames($r);
1.196.4.24  raeburn  2384:         $ended = 1;
1.126     droeschl 2385:     }
                   2386: 
1.165     bisitz   2387:     # Properly end the HTML page of all preference pages
                   2388:     # started in each sub routine
                   2389:     # Exception: print_main_menu has its own end_page call
1.196.4.24  raeburn  2390:     unless ($ended) {
1.165     bisitz   2391:         $r->print(&Apache::loncommon::end_page());
                   2392:     }
                   2393: 
1.126     droeschl 2394:     return OK;
1.35      matthew  2395: }
                   2396: 
                   2397: sub toggle_debug {
1.59      albertel 2398:     if ($env{'user.debug'}) {
1.139     raeburn  2399:         &Apache::lonnet::delenv('user.debug');
1.35      matthew  2400:     } else {
1.116     raeburn  2401:         &Apache::lonnet::appenv({'user.debug' => 1});
1.35      matthew  2402:     }
1.13      www      2403: }
1.1       www      2404: 
1.174     raeburn  2405: sub can_toggle_debug {
                   2406:     my $can_toggle = 0;
                   2407:     my $page = 'toggledebug';
                   2408:     if (&LONCAPA::lonauthcgi::can_view($page)) {
                   2409:         $can_toggle = 1;
                   2410:     } elsif (&LONCAPA::lonauthcgi::check_ipbased_access($page)) {
                   2411:         $can_toggle = 1;
                   2412:     }
                   2413:     return $can_toggle;
                   2414: }
                   2415: 
1.186     raeburn  2416: sub can_toggle_namelocking {
                   2417:     my $lockablenames;
                   2418:     my %domconfig =
                   2419:         &Apache::lonnet::get_dom('configuration',['autoupdate'],$env{'user.domain'});
                   2420:     if (ref($domconfig{'autoupdate'}) eq 'HASH') {
                   2421:         if ($domconfig{'autoupdate'}{'run'}) {
                   2422:             my @inststatuses = split(':',$env{'environment.inststatus'});
                   2423:             unless (@inststatuses) {
                   2424:                 @inststatuses = ('default');
                   2425:             }
                   2426:             my %updateable = &updateable_userinfo($domconfig{'autoupdate'},\@inststatuses);
                   2427:             if ($updateable{'lastname'} || $updateable{'firstname'} ||
                   2428:                 $updateable{'middlename'}) { 
                   2429:                 if (ref($domconfig{'autoupdate'}{'lockablenames'}) eq 'ARRAY') {
                   2430:                     unless (@inststatuses) {
                   2431:                         @inststatuses = ('default');
                   2432:                     }
                   2433:                     foreach my $status (@inststatuses) {
                   2434:                         if (grep(/^\Q$status\E$/,@{$domconfig{'autoupdate'}{'lockablenames'}})) {
                   2435:                             $lockablenames = 1;
                   2436:                             last;
                   2437:                         }
                   2438:                     }
                   2439:                 }
                   2440:             }
                   2441:         }
                   2442:     }
                   2443:     return $lockablenames;
                   2444: }
                   2445: 
                   2446: sub updateable_userinfo {
                   2447:     my ($autoupdate,$inststatuses) = @_;
                   2448:     my %updateable;
                   2449:     return %updateable unless ((ref($autoupdate) eq 'HASH') && 
                   2450:                                (ref($inststatuses) eq 'ARRAY'));
                   2451:     if (ref($autoupdate->{'fields'}) eq 'HASH') {
                   2452:         foreach my $status (@{$inststatuses}) {
                   2453:             if (ref($autoupdate->{'fields'}{$status}) eq 'ARRAY') {
                   2454:                 foreach my $field (@{$autoupdate->{'fields'}{$status}}) {
                   2455:                     $updateable{$field} = 1;
                   2456:                 }
                   2457:             }
                   2458:         }
                   2459:     }
                   2460:     return %updateable;
                   2461: }
                   2462: 
1.196.4.24  raeburn  2463: sub do_redirect {
                   2464:     my ($r,$url,$msg) = @_;
                   2465:     $r->print(
                   2466:         &Apache::loncommon::start_page('Switching Server ...',undef,
                   2467:                                        {'redirect'       => [0.5,$url]}).
                   2468:         '<div style="padding:0;clear:both;margin:0;border:0"></div>'."\n".
                   2469:         "$msg\n".
                   2470:         &Apache::loncommon::end_page());
                   2471:     return;
                   2472: }
                   2473: 
1.1       www      2474: 1;
                   2475: __END__

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