Annotation of loncom/interface/lonpreferences.pm, revision 1.112
1.1 www 1: # The LearningOnline Network
2: # Preferences
3: #
1.112 ! raeburn 4: # $Id: lonpreferences.pm,v 1.111 2008/01/20 22:34:40 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: # TODOs that have to be completed:
31: # interface with lonnet to change the password
32:
1.1 www 33: package Apache::lonpreferences;
34:
35: use strict;
1.86 albertel 36: use LONCAPA;
1.1 www 37: use Apache::Constants qw(:common);
1.3 matthew 38: use Apache::File;
39: use Crypt::DES;
40: use DynaLoader; # for Crypt::DES version
1.4 matthew 41: use Apache::loncommon();
1.23 matthew 42: use Apache::lonhtmlcommon();
1.32 www 43: use Apache::lonlocal;
1.59 albertel 44: use Apache::lonnet;
1.95 albertel 45: use LONCAPA();
1.3 matthew 46:
47: #
48: # Write lonnet::passwd to do the call below.
49: # Use:
50: # my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver);
51: #
52: ##################################################
53: # password associated functions #
54: ##################################################
55: sub des_keys {
1.4 matthew 56: # Make a new key for DES encryption.
1.36 www 57: # Each key has two parts which are returned separately.
1.4 matthew 58: # Please note: Each key must be passed through the &hex function
59: # before it is output to the web browser. The hex versions cannot
60: # be used to decrypt.
1.3 matthew 61: my @hexstr=('0','1','2','3','4','5','6','7',
62: '8','9','a','b','c','d','e','f');
63: my $lkey='';
64: for (0..7) {
65: $lkey.=$hexstr[rand(15)];
66: }
67: my $ukey='';
68: for (0..7) {
69: $ukey.=$hexstr[rand(15)];
70: }
71: return ($lkey,$ukey);
72: }
73:
74: sub des_decrypt {
75: my ($key,$cyphertext) = @_;
76: my $keybin=pack("H16",$key);
77: my $cypher;
78: if ($Crypt::DES::VERSION>=2.03) {
79: $cypher=new Crypt::DES $keybin;
80: } else {
81: $cypher=new DES $keybin;
82: }
83: my $plaintext=
84: $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16))));
85: $plaintext.=
86: $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16))));
1.4 matthew 87: $plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) );
1.3 matthew 88: return $plaintext;
89: }
90:
1.4 matthew 91: ################################################################
92: # Handler subroutines #
93: ################################################################
1.9 matthew 94:
95: ################################################################
1.28 www 96: # Language Change Subroutines #
97: ################################################################
1.44 www 98:
99: sub wysiwygchanger {
100: my $r = shift;
101: my %userenv = &Apache::lonnet::get
102: ('environment',['wysiwygeditor']);
1.78 albertel 103: my $onselect='checked="checked"';
1.44 www 104: my $offselect='';
1.77 albertel 105: if ($userenv{'wysiwygeditor'} eq 'on') {
1.44 www 106: $onselect='';
1.78 albertel 107: $offselect='checked="checked"';
1.44 www 108: }
109: my $switchoff=&mt('Disable WYSIWYG editor');
110: my $switchon=&mt('Enable WYSIWYG editor');
111: $r->print(<<ENDLSCREEN);
1.88 albertel 112: <form name="prefs" action="/adm/preferences" method="post">
1.44 www 113: <input type="hidden" name="action" value="set_wysiwyg" />
114: <br />
1.65 albertel 115: <label><input type="radio" name="wysiwyg" value="off" $onselect /> $switchoff</label><br />
116: <label><input type="radio" name="wysiwyg" value="on" $offselect /> $switchon</label>
1.44 www 117: ENDLSCREEN
118: $r->print('<br /><input type="submit" value="'.&mt('Change').'" />');
119: }
120:
121:
122: sub verify_and_change_wysiwyg {
123: my $r = shift;
1.59 albertel 124: my $newsetting=$env{'form.wysiwyg'};
1.44 www 125: &Apache::lonnet::put('environment',{'wysiwygeditor' => $newsetting});
126: &Apache::lonnet::appenv('environment.wysiwygeditor' => $newsetting);
127: $r->print('<p>'.&mt('Setting WYSIWYG editor to:').' '.&mt($newsetting).'</p>');
128: }
129:
130: ################################################################
131: # Language Change Subroutines #
132: ################################################################
1.28 www 133: sub languagechanger {
134: my $r = shift;
1.59 albertel 135: my $user = $env{'user.name'};
136: my $domain = $env{'user.domain'};
1.28 www 137: my %userenv = &Apache::lonnet::get
1.32 www 138: ('environment',['languages']);
1.29 www 139: my $language=$userenv{'languages'};
1.32 www 140:
1.33 www 141: my $pref=&mt('Preferred language');
142: my %langchoices=('' => 'No language preference');
143: foreach (&Apache::loncommon::languageids()) {
144: if (&Apache::loncommon::supportedlanguagecode($_)) {
145: $langchoices{&Apache::loncommon::supportedlanguagecode($_)}
146: = &Apache::loncommon::plainlanguagedescription($_);
147: }
148: }
149: my $selectionbox=&Apache::loncommon::select_form($language,'language',
150: %langchoices);
1.28 www 151: $r->print(<<ENDLSCREEN);
1.88 albertel 152: <form name="prefs" action="/adm/preferences" method="post">
1.28 www 153: <input type="hidden" name="action" value="verify_and_change_languages" />
1.33 www 154: <br />$pref: $selectionbox
1.28 www 155: ENDLSCREEN
1.35 matthew 156: $r->print('<br /><input type="submit" value="'.&mt('Change').'" />');
1.28 www 157: }
158:
159:
160: sub verify_and_change_languages {
161: my $r = shift;
1.59 albertel 162: my $user = $env{'user.name'};
163: my $domain = $env{'user.domain'};
1.28 www 164: # Screenname
1.59 albertel 165: my $newlanguage = $env{'form.language'};
1.28 www 166: $newlanguage=~s/[^\-\w]//g;
167: my $message='';
168: if ($newlanguage) {
1.29 www 169: &Apache::lonnet::put('environment',{'languages' => $newlanguage});
170: &Apache::lonnet::appenv('environment.languages' => $newlanguage);
1.110 bisitz 171: $message=&mt('Set new preferred languages to ').'<tt>"'.$newlanguage.'"</tt>.';
1.28 www 172: } else {
1.29 www 173: &Apache::lonnet::del('environment',['languages']);
174: &Apache::lonnet::delenv('environment\.languages');
1.110 bisitz 175: $message=&mt('Reset preferred language.');
1.28 www 176: }
177: $r->print(<<ENDVCSCREEN);
178: $message
179: ENDVCSCREEN
180: }
181:
1.50 albertel 182: ################################################################
1.54 albertel 183: # Tex Engine Change Subroutines #
184: ################################################################
185: sub texenginechanger {
186: my $r = shift;
1.59 albertel 187: my $user = $env{'user.name'};
188: my $domain = $env{'user.domain'};
1.54 albertel 189: my %userenv = &Apache::lonnet::get('environment',['texengine']);
190: my $texengine=$userenv{'texengine'};
191:
192: my $pref=&mt('Preferred method to display Math');
1.69 albertel 193: my %mathchoices=('' => 'Default',
1.54 albertel 194: 'tth' => 'TeX to HTML',
1.64 albertel 195: #'ttm' => 'TeX to MathML',
1.54 albertel 196: 'jsMath' => 'jsMath',
1.57 albertel 197: 'mimetex' => 'Convert to Images'
1.54 albertel 198: );
199: my $selectionbox=&Apache::loncommon::select_form($texengine,'texengine',
200: %mathchoices);
1.67 albertel 201: my $jsMath_start=&Apache::lontexconvert::jsMath_header();
1.54 albertel 202: my $change=&mt('Change');
203: $r->print(<<ENDLSCREEN);
1.67 albertel 204: <br />
205:
1.88 albertel 206: <form name="prefs" action="/adm/preferences" method="post">
1.54 albertel 207: <input type="hidden" name="action" value="verify_and_change_texengine" />
208: <p>$pref: $selectionbox</p>
209: <p><input type="submit" value="$change" /></p>
210: </form>
211: Examples:
1.67 albertel 212: <p> TeX to HTML <br />
1.79 albertel 213: <iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=tth" width="400" hieght="200"></iframe>
1.67 albertel 214: </p>
1.54 albertel 215: <p>jsMath <br />
1.67 albertel 216: $jsMath_start
1.57 albertel 217: <script type="text/javascript">
1.54 albertel 218: if (jsMath.nofonts == 1) {
219: document.writeln
220: ('<center><div style="padding: 10; border-style: solid; border-width:3;'
221: +' border-color: #DD0000; background-color: #FFF8F8; width: 75%; text-align: left">'
222: +'<small><font color="#AA0000"><b>Warning:</b> '
223: +'It looks like you don\\\'t have the TeX math fonts installed. '
224: +'The jsMath example on this page may not look right without them. '
225: +'The <a href="http://www.math.union.edu/locate/jsMath/" target="_blank"> '
226: +'jsMath Home Page</a> has information on how to download the '
227: +'needed fonts. In the meantime, jsMath will do the best it can '
228: +'with the fonts you have, but it may not be pretty and some equations '
229: +'may not be rendered correctly. '
230: +'</font></small></div></center>');
231: }
232: </script>
1.79 albertel 233: <iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=jsMath" width="400" hieght="200"></iframe>
1.54 albertel 234:
1.67 albertel 235: </p>
236: <p> Convert to Images <br />
237: <br />
1.79 albertel 238: <iframe src="/res/adm/pages/math_example.tex?inhibitmenu=yes&texengine=mimetex" width="400" hieght="200"></iframe>
1.67 albertel 239: </p>
1.54 albertel 240: ENDLSCREEN
1.59 albertel 241: if ($env{'environment.texengine'} ne 'jsMath') {
1.55 albertel 242: $r->print('<script type="text/javascript">jsMath.Process()</script>');
243: }
1.54 albertel 244: }
245:
246:
247: sub verify_and_change_texengine {
248: my $r = shift;
1.59 albertel 249: my $user = $env{'user.name'};
250: my $domain = $env{'user.domain'};
1.54 albertel 251: # Screenname
1.59 albertel 252: my $newtexengine = $env{'form.texengine'};
1.54 albertel 253: $newtexengine=~s/[^\-\w]//g;
1.56 albertel 254: if ($newtexengine eq 'ttm') {
255: &Apache::lonnet::appenv('browser.mathml' => 1);
256: } else {
1.59 albertel 257: if ($env{'environment.texengine'} eq 'ttm') {
1.56 albertel 258: &Apache::lonnet::appenv('browser.mathml' => 0);
259: }
260: }
1.54 albertel 261: my $message='';
262: if ($newtexengine) {
263: &Apache::lonnet::put('environment',{'texengine' => $newtexengine});
264: &Apache::lonnet::appenv('environment.texengine' => $newtexengine);
1.110 bisitz 265: $message=&mt('Set new preferred math display to ').'<tt>"'.$newtexengine.'"</tt>.';
1.54 albertel 266: } else {
267: &Apache::lonnet::del('environment',['texengine']);
268: &Apache::lonnet::delenv('environment\.texengine');
1.110 bisitz 269: $message=&mt('Reset preferred math display.');
1.54 albertel 270: }
1.56 albertel 271:
272:
1.54 albertel 273: $r->print(<<ENDVCSCREEN);
274: $message
275: ENDVCSCREEN
276: }
277:
278: ################################################################
1.50 albertel 279: # Roles Page Preference Change Subroutines #
280: ################################################################
281: sub rolesprefchanger {
282: my $r = shift;
1.96 albertel 283: my $role = ($env{'user.adv'} ? 'Role' : 'Course');
284: my $lc_role = ($env{'user.adv'} ? 'role' : 'course');
1.59 albertel 285: my $user = $env{'user.name'};
286: my $domain = $env{'user.domain'};
1.50 albertel 287: my %userenv = &Apache::lonnet::get
288: ('environment',['recentroles','recentrolesn']);
289: my $hotlist_flag=$userenv{'recentroles'};
290: my $hotlist_n=$userenv{'recentrolesn'};
291: my $checked;
292: if ($hotlist_flag) {
293: $checked = 'checked="checked"';
294: }
295:
296: if (!$hotlist_n) { $hotlist_n=3; }
297: my $options;
298: for (my $i=1; $i<10; $i++) {
299: my $select;
300: if ($hotlist_n == $i) { $select = 'selected="selected"'; }
301: $options .= "<option $select>$i</option>\n";
302: }
303:
1.89 albertel 304: # Get list of recent roles and display with checkbox in front
305: my $roles_check_list = '';
306: my $role_key='';
307: if ($env{'environment.recentroles'}) {
308: my %recent_roles =
309: &Apache::lonhtmlcommon::get_recent('roles',$env{'environment.recentrolesn'});
1.91 albertel 310: my %frozen_roles =
311: &Apache::lonhtmlcommon::get_recent_frozen('roles',$env{'environment.recentrolesn'});
1.89 albertel 312:
1.93 albertel 313: my %role_text = &rolespref_get_role_text([keys(%recent_roles)]);
1.92 albertel 314: my @sorted_roles = sort {$role_text{$a} cmp $role_text{$b}} keys(%role_text);
315:
1.89 albertel 316: $roles_check_list .=
317: &Apache::loncommon::start_data_table().
318: &Apache::loncommon::start_data_table_header_row().
1.96 albertel 319: "<th>".&mt('Freeze '.$role)."</th>".
320: "<th>".&mt($role)."</td>".
1.89 albertel 321: &Apache::loncommon::end_data_table_header_row().
322: "\n";
323: my $count;
1.92 albertel 324: foreach $role_key (@sorted_roles) {
1.89 albertel 325: my $checked = "";
326: my $value = $recent_roles{$role_key};
1.91 albertel 327: if ($frozen_roles{$role_key}) {
1.89 albertel 328: $checked = "checked=\"checked\"";
329: }
330: $count++;
331: $roles_check_list .=
332: &Apache::loncommon::start_data_table_row().
333: '<td class="LC_table_cell_checkbox">'.
334: "<input type=\"checkbox\" $checked name=\"freezeroles\"".
335: " id=\"freezeroles$count\" value=\"$role_key\" /></td>".
336: "<td><label for=\"freezeroles$count\">".
1.92 albertel 337: "$role_text{$role_key}</label></td>".
1.89 albertel 338: &Apache::loncommon::end_data_table_row(). "\n";
339: }
340: $roles_check_list .= "</table>\n";
341: }
342:
343: $r->print('
1.96 albertel 344: <p>'.&mt('Some LON-CAPA users have a long list of '.$lc_role.'s. The Recent '.$role.'s Hotlist feature keeps track of the last N '.$lc_role.'s which have been visited and places a table of these at the top of the '.$lc_role.'s page. People with very few '.$lc_role.'s should leave this feature disabled.').'
1.50 albertel 345: </p>
1.89 albertel 346: <form name="prefs" action="/adm/preferences" method="POST">
1.50 albertel 347: <input type="hidden" name="action" value="verify_and_change_rolespref" />
1.96 albertel 348: <br /><label>'.&mt('Enable Recent '.$role.'s Hotlist:').'
1.89 albertel 349: <input type="checkbox" '.$checked.' name="recentroles" value="true" /></label>
1.96 albertel 350: <br />'.&mt('Number of '.$role.'s in Hotlist:').'
1.50 albertel 351: <select name="recentrolesn" size="1">
1.89 albertel 352: '.$options.'
1.50 albertel 353: </select>
1.96 albertel 354: <p>'.&mt('This list below can be used to <q>freeze</q> '.$lc_role.'s on your screen. Those marked as frozen will not be removed from the list, even if they have not been used recently.').'
1.89 albertel 355: </p>
356: '.$roles_check_list.'
1.50 albertel 357: <br />
1.89 albertel 358: <input type="submit" value="'.&mt('Change').'" />
359: </form>');
1.50 albertel 360: }
361:
1.92 albertel 362: sub rolespref_get_role_text {
363: # Get a line of text for each role
364: my ($roles) = @_;
365: my %roletext = ();
366:
367: foreach my $item (@$roles) {
368: # get course information
369: my ($role,$rest) = split(/\./, $item);
1.93 albertel 370: my $trole = "";
371: $trole = &Apache::lonnet::plaintext($role);
1.92 albertel 372: my ($tdomain,$other,$tsection)= split(/\//,Apache::lonnet::declutter($rest));
373: my $tother = '-';
1.93 albertel 374: if ($role =~ /^(cc|st|in|ta|ep|cr)/ ) {
1.92 albertel 375: my %newhash=&Apache::lonnet::coursedescription($tdomain."_".$other);
376: $tother = " - ".$newhash{'description'};
377: } elsif ($role =~ /dc/) {
378: $tother = "";
379: } else {
380: $tother = " - $other";
381: }
382:
383: my $section="";
384: if ($tsection) {
385: $section = " - Section/Group: $tsection";
386: }
387: $roletext{$item} = $tdomain." - ".$trole.$tother.$section;
388: }
389: return %roletext;
390: }
391:
1.50 albertel 392: sub verify_and_change_rolespref {
393: my $r = shift;
1.96 albertel 394: my $role = ($env{'user.adv'} ? 'Role' : 'Course');
1.59 albertel 395: my $user = $env{'user.name'};
396: my $domain = $env{'user.domain'};
1.50 albertel 397: # Recent Roles Hotlist Flag
1.59 albertel 398: my $hotlist_flag = $env{'form.recentroles'};
399: my $hotlist_n = $env{'form.recentrolesn'};
1.89 albertel 400: my $message='<hr />';
1.50 albertel 401: if ($hotlist_flag) {
402: &Apache::lonnet::put('environment',{'recentroles' => $hotlist_flag});
403: &Apache::lonnet::appenv('environment.recentroles' => $hotlist_flag);
1.96 albertel 404: $message=&mt('Recent '.$role.'s Hotlist is Enabled');
1.50 albertel 405: } else {
406: &Apache::lonnet::del('environment',['recentroles']);
407: &Apache::lonnet::delenv('environment\.recentroles');
1.96 albertel 408: $message=&mt('Recent '.$role.'s Hotlist is Disabled');
1.50 albertel 409: }
410: if ($hotlist_n) {
411: &Apache::lonnet::put('environment',{'recentrolesn' => $hotlist_n});
412: &Apache::lonnet::appenv('environment.recentrolesn' => $hotlist_n);
413: if ($hotlist_flag) {
1.90 albertel 414: $message.="<br />".
1.96 albertel 415: &mt('Display [_1] Most Recent '.$role.'s',$hotlist_n)."\n";
1.89 albertel 416: }
417: }
418:
419: # Get list of froze roles and list of recent roles
420: my @freeze_list = &Apache::loncommon::get_env_multiple('form.freezeroles');
421: my %freeze = ();
1.92 albertel 422: my %roletext = ();
423:
1.89 albertel 424: foreach my $key (@freeze_list) {
1.91 albertel 425: $freeze{$key}='1';
1.89 albertel 426: }
1.92 albertel 427:
1.89 albertel 428: my %recent_roles =
429: &Apache::lonhtmlcommon::get_recent('roles',$env{'environment.recentrolesn'});
1.91 albertel 430: my %frozen_roles =
431: &Apache::lonhtmlcommon::get_recent_frozen('roles',$env{'environment.recentrolesn'});
1.92 albertel 432: my %role_text = &rolespref_get_role_text([keys(%recent_roles)]);
1.89 albertel 433:
434: # Unset any roles that were previously frozen but aren't in list
435: foreach my $role_key (sort(keys(%recent_roles))) {
1.91 albertel 436: if (($frozen_roles{$role_key}) && (!exists($freeze{$role_key}))) {
1.96 albertel 437: $message .= "<br />".&mt('Unfreezing '.$role.': [_1]',$role_text{$role_key})."\n";
1.91 albertel 438: &Apache::lonhtmlcommon::store_recent('roles',$role_key,' ',0);
1.89 albertel 439: }
440: }
441:
442: # Freeze selected roles
443: foreach my $role_key (@freeze_list) {
1.91 albertel 444: if (!$frozen_roles{$role_key}) {
1.96 albertel 445: $message .= "<br />".&mt('Freezing '.$role.': [_1]',$role_text{$role_key})."\n";
1.89 albertel 446: &Apache::lonhtmlcommon::store_recent('roles',
1.91 albertel 447: $role_key,' ',1);
1.50 albertel 448: }
449: }
1.89 albertel 450: $message .= "<hr /><br />\n";
1.50 albertel 451:
452: $r->print(<<ENDRPSCREEN);
453: $message
454: ENDRPSCREEN
455: }
456:
457:
1.28 www 458:
459: ################################################################
1.9 matthew 460: # Anonymous Discussion Name Change Subroutines #
461: ################################################################
1.5 www 462: sub screennamechanger {
463: my $r = shift;
1.59 albertel 464: my $user = $env{'user.name'};
465: my $domain = $env{'user.domain'};
1.14 www 466: my %userenv = &Apache::lonnet::get
467: ('environment',['screenname','nickname']);
1.6 www 468: my $screenname=$userenv{'screenname'};
1.14 www 469: my $nickname=$userenv{'nickname'};
1.110 bisitz 470: my %lt = &Apache::lonlocal::texthash(
471: text_screenname => 'New screenname (shown if you post anonymously):',
472: text_nickname => 'New nickname (shown if you post non-anonymously):',
473: text_submit => 'Change',
474: );
1.5 www 475: $r->print(<<ENDSCREEN);
1.88 albertel 476: <form name="prefs" action="/adm/preferences" method="post">
1.6 www 477: <input type="hidden" name="action" value="verify_and_change_screenname" />
1.110 bisitz 478: <br />$lt{'text_screenname'}
1.6 www 479: <input type="text" size="20" value="$screenname" name="screenname" />
1.110 bisitz 480: <br />$lt{'text_nickname'}
1.14 www 481: <input type="text" size="20" value="$nickname" name="nickname" />
1.110 bisitz 482: <br />
483: <input type="submit" value="$lt{'text_submit'}" />
1.6 www 484: </form>
1.5 www 485: ENDSCREEN
486: }
1.6 www 487:
488: sub verify_and_change_screenname {
489: my $r = shift;
1.59 albertel 490: my $user = $env{'user.name'};
491: my $domain = $env{'user.domain'};
1.14 www 492: # Screenname
1.59 albertel 493: my $newscreen = $env{'form.screenname'};
1.14 www 494: $newscreen=~s/[^ \w]//g;
1.6 www 495: my $message='';
496: if ($newscreen) {
1.7 www 497: &Apache::lonnet::put('environment',{'screenname' => $newscreen});
498: &Apache::lonnet::appenv('environment.screenname' => $newscreen);
1.110 bisitz 499: $message=&mt('Set new screenname to ').'<tt>"'.$newscreen.'."</tt>.';
1.6 www 500: } else {
501: &Apache::lonnet::del('environment',['screenname']);
1.7 www 502: &Apache::lonnet::delenv('environment\.screenname');
1.110 bisitz 503: $message=&mt('Reset screenname.');
1.6 www 504: }
1.14 www 505: # Nickname
506: $message.='<br />';
1.59 albertel 507: $newscreen = $env{'form.nickname'};
1.14 www 508: $newscreen=~s/[^ \w]//g;
509: if ($newscreen) {
510: &Apache::lonnet::put('environment',{'nickname' => $newscreen});
511: &Apache::lonnet::appenv('environment.nickname' => $newscreen);
1.110 bisitz 512: $message.=&mt('Set new nickname to ').'<tt>"'.$newscreen.'"</tt>.';
1.14 www 513: } else {
514: &Apache::lonnet::del('environment',['nickname']);
515: &Apache::lonnet::delenv('environment\.nickname');
1.110 bisitz 516: $message.=&mt('Reset nickname.');
1.14 www 517: }
1.68 www 518: &Apache::lonnet::devalidate_cache_new('namescache',$user.':'.$domain);
1.6 www 519: $r->print(<<ENDVCSCREEN);
520: $message
521: ENDVCSCREEN
1.20 www 522: }
523:
524: ################################################################
1.98 www 525: # Icon Subroutines #
526: ################################################################
527: sub iconchanger {
528: my $r = shift;
529: my $user = $env{'user.name'};
530: my $domain = $env{'user.domain'};
531: my %userenv = &Apache::lonnet::get
532: ('environment',['icons']);
533: my $iconic='checked="checked"';
534: my $classic='';
1.100 www 535: my $onlyicon='';
1.98 www 536: if ($userenv{'icons'} eq 'classic') {
537: $classic='checked="checked"';
538: $iconic='';
539: }
1.100 www 540: if ($userenv{'icons'} eq 'iconsonly') {
541: $onlyicon='checked="checked"';
542: $iconic='';
543: }
544: my $useicons=&mt('Use icons and text');
545: my $usebuttons=&mt('Use buttons and text');
546: my $useicononly=&mt('Use icons only');
1.98 www 547: my $change=&mt('Change');
548: $r->print(<<ENDSCREEN);
549: <form name="prefs" action="/adm/preferences" method="post">
550: <input type="hidden" name="action" value="verify_and_change_icons" />
551: <label><input type="radio" name="menumode" value="iconic" $iconic /> $useicons</label><br />
552: <label><input type="radio" name="menumode" value="classic" $classic /> $usebuttons</label><br />
1.100 www 553: <label><input type="radio" name="menumode" value="iconsonly" $onlyicon /> $useicononly</label><br />
1.98 www 554: <input type="submit" value="$change" />
555: </form>
556: ENDSCREEN
557: }
558:
559: sub verify_and_change_icons {
560: my $r = shift;
561: my $user = $env{'user.name'};
562: my $domain = $env{'user.domain'};
563: my $newicons = $env{'form.menumode'};
564:
565: &Apache::lonnet::put('environment',{'icons' => $newicons});
566: &Apache::lonnet::appenv('environment.icons' => $newicons);
567: $r->print(&mt('Set menu mode to [_1].',$newicons));
568: }
569:
570: ################################################################
1.105 www 571: # Clicker Subroutines #
572: ################################################################
573:
574: sub clickerchanger {
575: my $r = shift;
576: my $user = $env{'user.name'};
577: my $domain = $env{'user.domain'};
578: my %userenv = &Apache::lonnet::get
579: ('environment',['clickers']);
580: my $clickers=$userenv{'clickers'};
581: $clickers=~s/\,/\n/gs;
582: my $text=&mt('Enter response device ("clicker") numbers');
583: my $change=&mt('Register');
1.107 www 584: my $helplink=&Apache::loncommon::help_open_topic('Clicker_Registration', 'Locating your clicker ID');
1.105 www 585: $r->print(<<ENDSCREEN);
586: <form name="prefs" action="/adm/preferences" method="post">
587: <input type="hidden" name="action" value="verify_and_change_clicker" />
1.107 www 588: <label>$text $helplink<br />
1.108 www 589: <textarea name="clickers" rows="5" cols="20">$clickers</textarea>
1.105 www 590: </label>
591: <input type="submit" value="$change" />
592: </form>
593: ENDSCREEN
594: }
595:
596: sub verify_and_change_clicker {
597: my $r = shift;
598: my $user = $env{'user.name'};
599: my $domain = $env{'user.domain'};
600: my $newclickers = $env{'form.clickers'};
1.108 www 601: $newclickers=~s/[^\w\:\-]+/\,/gs;
1.105 www 602: $newclickers=~tr/a-z/A-Z/;
1.108 www 603: $newclickers=~s/[\:\-]+/\-/g;
604: $newclickers=~s/\,+/\,/g;
1.105 www 605: $newclickers=~s/^\,//;
606: $newclickers=~s/\,$//;
607: &Apache::lonnet::put('environment',{'clickers' => $newclickers});
608: &Apache::lonnet::appenv('environment.clickers' => $newclickers);
609: $r->print(&mt('Registering clickers: [_1]',$newclickers));
610: }
611:
612: ################################################################
1.20 www 613: # Message Forward #
614: ################################################################
615:
616: sub msgforwardchanger {
1.102 raeburn 617: my ($r,$message) = @_;
1.59 albertel 618: my $user = $env{'user.name'};
619: my $domain = $env{'user.domain'};
1.102 raeburn 620: my %userenv = &Apache::lonnet::get('environment',['msgforward','notification','critnotification','notifywithhtml']);
1.20 www 621: my $msgforward=$userenv{'msgforward'};
1.102 raeburn 622: my %lt = &Apache::lonlocal::texthash(
623: all => 'All',
624: crit => 'Critical only',
625: reg => 'Non-critical only',
626: foad => 'Forwarding Address(es)',
1.110 bisitz 627: foad_exmpl => 'e.g. <tt>userA:domain1,userB:domain2,...</tt>',
628: mnot => 'Email Address(es) which should be notified about new LON-CAPA messages', # old: 'Message Notification Email Address(es)',
629: mnot_exmpl => 'e.g. <tt>joe@doe.com</tt>',
1.102 raeburn 630: chg => 'Change',
1.104 raeburn 631: email => 'The e-mail address entered in row ',
1.102 raeburn 632: notv => 'is not a valid e-mail address',
1.103 raeburn 633: toen => "To enter multiple addresses, enter one address at a time, click 'Change' and then add the next one",
1.102 raeburn 634: prme => 'Back to preferences menu',
635: );
1.25 bowersj2 636: my $forwardingHelp = Apache::loncommon::help_open_topic("Prefs_Forwarding",
1.110 bisitz 637: &mt("What are forwarding and notification addresses?"));
1.27 bowersj2 638: my $criticalMessageHelp = Apache::loncommon::help_open_topic("Course_Critical_Message",
1.110 bisitz 639: &mt("What are critical messages?"));
1.102 raeburn 640: my @allow_html = split(/,/,$userenv{'notifywithhtml'});
641: my %allnot = &get_notifications(\%userenv);
642: my $validatescript = &Apache::lonhtmlcommon::javascript_valid_email();
643: my $jscript = qq|
644: <script type="text/javascript">
645: function validate() {
646: for (var i=0; i<document.prefs.numnotify.value; i++) {
1.104 raeburn 647: var checkaddress = 0;
1.102 raeburn 648: var addr = document.prefs.elements['address_'+i].value;
1.104 raeburn 649: var rownum = i+1;
1.102 raeburn 650: if (i < document.prefs.numnotify.value-1) {
1.104 raeburn 651: if (document.prefs.elements['modify_notify_'+i].checked) {
1.102 raeburn 652: checkaddress = 1;
1.104 raeburn 653: }
1.102 raeburn 654: } else {
655: if (document.prefs.elements['add_notify_'+i].checked == true) {
656: checkaddress = 1;
657: }
658: }
1.104 raeburn 659: if (checkaddress == 1) {
1.102 raeburn 660: var addr = document.prefs.elements['address_'+i].value;
661: if (validmail(document.prefs.elements['address_'+i]) == false) {
1.104 raeburn 662: var multimsg = '';
663: if (addr.indexOf(",") >= 0) {
664: multimsg = "\\n($lt{'toen'}).";
665: }
1.110 bisitz 666: alert("$lt{'email'} "+rownum+" ('"+addr+"') $lt{'notv'}."+multimsg);
1.102 raeburn 667: return;
668: }
669: }
670: }
671: document.prefs.submit();
672: }
1.104 raeburn 673:
674: function address_changes (adnum) {
675: if (!document.prefs.elements['del_notify_'+adnum].checked) {
676: document.prefs.elements['modify_notify_'+adnum].checked = true;
677: }
678: }
679:
680: function new_address(adnum) {
681: document.prefs.elements['add_notify_'+adnum].checked = true;
682: }
683:
684: function delete_address(adnum) {
685: if (document.prefs.elements['del_notify_'+adnum].checked) {
686: document.prefs.elements['modify_notify_'+adnum].checked = false;
687: }
688: }
689:
690: function modify_address(adnum) {
691: if (document.prefs.elements['modify_notify_'+adnum].checked) {
692: document.prefs.elements['del_notify_'+adnum].checked = false;
693: }
694: }
695:
1.102 raeburn 696: $validatescript
697: </script>
698: |;
1.20 www 699: $r->print(<<ENDMSG);
1.102 raeburn 700: $jscript
701: $message
702: $forwardingHelp
1.88 albertel 703: <form name="prefs" action="/adm/preferences" method="post">
1.20 www 704: <input type="hidden" name="action" value="verify_and_change_msgforward" />
1.110 bisitz 705: $lt{'foad'} ($lt{'foad_exmpl'}):
1.20 www 706: <input type="text" size="40" value="$msgforward" name="msgforward" /><hr />
1.102 raeburn 707: $criticalMessageHelp
1.110 bisitz 708: $lt{'mnot'} ($lt{'mnot_exmpl'}):<br />
1.102 raeburn 709: ENDMSG
710: my @sortforwards = sort (keys(%allnot));
711: my $output = &Apache::loncommon::start_data_table().
712: &Apache::loncommon::start_data_table_header_row().
1.104 raeburn 713: '<th> </th>'.
1.102 raeburn 714: '<th>'.&mt('Action').'</th>'.
715: '<th>'.&mt('Notification address').'</th><th>'.
1.112 ! raeburn 716: &mt('Types of message for which notification is sent').'</th><th>'.
1.104 raeburn 717: &mt('Excerpt retains HTML tags in message').'</th>'.
1.102 raeburn 718: &Apache::loncommon::end_data_table_header_row();
719: my $num = 0;
1.104 raeburn 720: my $counter = 1;
1.102 raeburn 721: foreach my $item (@sortforwards) {
722: $output .= &Apache::loncommon::start_data_table_row().
1.104 raeburn 723: '<td><b>'.$counter.'</b></td>'.
724: '<td><span class="LC_nobreak"><label>'.
725: '<input type="checkbox" name="modify_notify_'.
726: $num.'" onclick="javscript:modify_address('."'$num'".')" />'.
727: &mt('Modify').'</label></span> '.
728: '<span class="LC_nobreak"><label>'.
729: '<input type="checkbox" name="del_notify_'.$num.
730: '" onclick="javscript:delete_address('."'$num'".')" />'.
731: &mt('Delete').'</label></span></td>'.
1.102 raeburn 732: '<td><input type="text" value="'.$item.'" name="address_'.
1.104 raeburn 733: $num.'" onFocus="javascript:address_changes('."'$num'".
734: ')" /></td><td>';
1.102 raeburn 735: my %chk;
736: if (defined($allnot{$item}{'crit'})) {
737: if (defined($allnot{$item}{'reg'})) {
738: $chk{'all'} = 'checked="checked" ';
739: } else {
740: $chk{'crit'} = 'checked="checked" ';
741: }
742: } else {
743: $chk{'reg'} = 'checked="checked" ';
744: }
745: foreach my $type ('all','crit','reg') {
746: $output .= '<span class="LC_nobreak"><label>'.
747: '<input type="radio" name="notify_type_'.$num.
1.104 raeburn 748: '" value="'.$type.'" '.$chk{$type}.
749: ' onchange="javascript:address_changes('."'$num'".')" />'.
750: $lt{$type}.'</label></span> ';
1.102 raeburn 751: }
752: my $htmlon = '';
753: my $htmloff = '';
754: if (grep/^\Q$item\E/,@allow_html) {
755: $htmlon = 'checked="checked" ';
756: } else {
757: $htmloff = 'checked="checked" ';
758: }
759: $output .= '</td><td><label><input type="radio" name="html_'.$num.
1.104 raeburn 760: '" value="1" '.$htmlon.
761: ' onchange="javascript:address_changes('."'$num'".')" />'.
762: &mt('Yes').'</label> '.
1.102 raeburn 763: '<label><input type="radio" name="html_'.$num.'" value="0" '.
1.104 raeburn 764: $htmloff. ' onchange="javascript:address_changes('."'$num'".
765: ')" />'.
766: &mt('No').'</label></td>'.
1.102 raeburn 767: &Apache::loncommon::end_data_table_row();
768: $num ++;
1.104 raeburn 769: $counter ++;
1.102 raeburn 770: }
771: my %defchk = (
772: all => 'checked="checked" ',
773: crit => '',
774: reg => '',
775: );
776: $output .= &Apache::loncommon::start_data_table_row().
1.104 raeburn 777: '<td><b>'.$counter.'</b></td>'.
778: '<td><span class="LC_nobreak"><label>'.
779: '<input type="checkbox" name="add_notify_'.$num.
780: '" value="1" />'.&mt('Add new address').'</label></span></td>'.
1.102 raeburn 781: '<td><input type="text" value="" name="address_'.$num.
1.104 raeburn 782: '" onFocus="javascript:new_address('."'$num'".')" /></td><td>';
1.102 raeburn 783: foreach my $type ('all','crit','reg') {
784: $output .= '<span class="LC_nobreak"><label>'.
785: '<input type="radio" name="notify_type_'.$num.
786: '" value="'.$type.'" '.$defchk{$type}.'/>'.
787: $lt{$type}.'</label></span> ';
788: }
789: $output .= '</td><td><label><input type="radio" name="html_'.$num.
790: '" value="1" />'.&mt('Yes').'</label> '.
791: '<label><input type="radio" name="html_'.$num.'" value="0" '.
792: ' checked="checked" />'.
793: &mt('No').'</label></td>'.
794: &Apache::loncommon::end_data_table_row().
795: &Apache::loncommon::end_data_table();
796: $num ++;
797: $r->print($output);
798: $r->print(qq|
799: <hr />
800: <input type="hidden" name="numnotify" value="$num" />
801: <input type="button" value="$lt{'chg'}" onclick="javascript:validate()" />
802: <input type="button" value="$lt{'prme'}" onclick="location.href='/adm/preferences'" />
1.20 www 803: </form>
1.102 raeburn 804: |);
805:
806: }
807:
808: sub get_notifications {
809: my ($userenv) = @_;
810: my %allnot;
811: my @critnot = split(/,/,$userenv->{'critnotification'});
812: my @regnot = split(/,/,$userenv->{'notification'});
813: foreach my $item (@critnot) {
814: $allnot{$item}{crit} = 1;
815: }
816: foreach my $item (@regnot) {
817: $allnot{$item}{reg} = 1;
818: }
819: return %allnot;
1.20 www 820: }
821:
822: sub verify_and_change_msgforward {
823: my $r = shift;
1.59 albertel 824: my $user = $env{'user.name'};
825: my $domain = $env{'user.domain'};
1.20 www 826: my $newscreen = '';
827: my $message='';
1.59 albertel 828: foreach (split(/\,/,$env{'form.msgforward'})) {
1.20 www 829: my ($msuser,$msdomain)=split(/[\@\:]/,$_);
1.95 albertel 830: $msuser = &LONCAPA::clean_username($msuser);
831: $msdomain = &LONCAPA::clean_domain($msdomain);
1.20 www 832: if (($msuser) && ($msdomain)) {
833: if (&Apache::lonnet::homeserver($msuser,$msdomain) ne 'no_host') {
834: $newscreen.=$msuser.':'.$msdomain.',';
835: } else {
1.110 bisitz 836: $message.= &mt('No such user: ').'<tt>'.$msuser.':'.$msdomain.'</tt><br>';
1.20 www 837: }
838: }
839: }
840: $newscreen=~s/\,$//;
841: if ($newscreen) {
842: &Apache::lonnet::put('environment',{'msgforward' => $newscreen});
843: &Apache::lonnet::appenv('environment.msgforward' => $newscreen);
1.110 bisitz 844: $message .= &mt('Set message forwarding to ').'<tt>"'.$newscreen.'"</tt>.'
845: .'<br />';
1.20 www 846: } else {
847: &Apache::lonnet::del('environment',['msgforward']);
848: &Apache::lonnet::delenv('environment\.msgforward');
1.102 raeburn 849: $message.= &mt("Set message forwarding to 'off'.").'<br />';
1.20 www 850: }
1.102 raeburn 851: my $critnotification;
852: my $notification;
853: my $notify_with_html;
854: my $lastnotify = $env{'form.numnotify'}-1;
1.104 raeburn 855: my $totaladdresses = 0;
1.102 raeburn 856: for (my $i=0; $i<$env{'form.numnotify'}; $i++) {
857: if ((!defined($env{'form.del_notify_'.$i})) &&
1.104 raeburn 858: ((($i==$lastnotify) && ($env{'form.add_notify_'.$lastnotify} == 1)) ||
1.102 raeburn 859: ($i<$lastnotify))) {
860: if (defined($env{'form.address_'.$i})) {
861: if ($env{'form.notify_type_'.$i} eq 'all') {
862: $critnotification .= $env{'form.address_'.$i}.',';
863: $notification .= $env{'form.address_'.$i}.',';
864: } elsif ($env{'form.notify_type_'.$i} eq 'crit') {
865: $critnotification .= $env{'form.address_'.$i}.',';
866: } elsif ($env{'form.notify_type_'.$i} eq 'reg') {
867: $notification .= $env{'form.address_'.$i}.',';
868: }
869: if ($env{'form.html_'.$i} eq '1') {
870: $notify_with_html .= $env{'form.address_'.$i}.',';
871: }
1.104 raeburn 872: $totaladdresses ++;
1.102 raeburn 873: }
874: }
875: }
876: $critnotification =~ s/,$//;
877: $critnotification=~s/\s//gs;
878: $notification =~ s/,$//;
1.20 www 879: $notification=~s/\s//gs;
1.102 raeburn 880: $notify_with_html =~ s/,$//;
881: $notify_with_html =~ s/\s//gs;
1.20 www 882: if ($notification) {
883: &Apache::lonnet::put('environment',{'notification' => $notification});
884: &Apache::lonnet::appenv('environment.notification' => $notification);
1.110 bisitz 885: $message.=&mt('Set non-critical message notification address(es) to ').'<tt>"'.$notification.'"</tt>.<br />';
1.20 www 886: } else {
887: &Apache::lonnet::del('environment',['notification']);
888: &Apache::lonnet::delenv('environment\.notification');
1.110 bisitz 889: $message.=&mt("Set non-critical message notification to 'off'.").'<br />';
1.20 www 890: }
891: if ($critnotification) {
892: &Apache::lonnet::put('environment',{'critnotification' => $critnotification});
893: &Apache::lonnet::appenv('environment.critnotification' => $critnotification);
1.110 bisitz 894: $message.=&mt('Set critical message notification address(es) to ').'<tt>"'.$critnotification.'"</tt>.<br />';
1.20 www 895: } else {
896: &Apache::lonnet::del('environment',['critnotification']);
897: &Apache::lonnet::delenv('environment\.critnotification');
1.110 bisitz 898: $message.=&mt("Set critical message notification to 'off'.").'<br />';
1.102 raeburn 899: }
900: if ($critnotification || $notification) {
901: if ($notify_with_html) {
902: &Apache::lonnet::put('environment',{'notifywithhtml' => $notify_with_html});
903: &Apache::lonnet::appenv('environment.notifywithhtml' => $notify_with_html);
1.110 bisitz 904: $message.=&mt('Set address(es) to receive excerpts with html retained ').'<tt>"'.$notify_with_html.'"</tt>.';
1.102 raeburn 905: } else {
906: &Apache::lonnet::del('environment',['notifywithhtml']);
907: &Apache::lonnet::delenv('environment\.notifywithhtml');
1.104 raeburn 908: if ($totaladdresses == 1) {
909: $message.=&mt("Set notification address to receive excerpts with html stripped.");
910: } else {
911: $message.=&mt("Set all notification addresses to receive excerpts with html stripped.");
912: }
1.102 raeburn 913: }
914: } else {
915: &Apache::lonnet::del('environment',['notifywithhtml']);
916: &Apache::lonnet::delenv('environment\.notifywithhtml');
917: }
918: if ($message) {
919: $message .= '<br /><hr />';
1.20 www 920: }
1.109 albertel 921: &Apache::loncommon::flush_email_cache($user,$domain);
1.102 raeburn 922: &msgforwardchanger($r,$message);
1.6 www 923: }
924:
1.12 www 925: ################################################################
1.19 www 926: # Colors #
1.12 www 927: ################################################################
928:
1.19 www 929: sub colorschanger {
1.12 www 930: my $r = shift;
1.19 www 931: # figure out colors
1.80 albertel 932: my $function=&Apache::loncommon::get_users_function();
1.19 www 933: my $domain=&Apache::loncommon::determinedomain();
934: my %colortypes=('pgbg' => 'Page Background',
935: 'tabbg' => 'Header Background',
936: 'sidebg'=> 'Header Border',
937: 'font' => 'Font',
938: 'link' => 'Un-Visited Link',
939: 'vlink' => 'Visited Link',
940: 'alink' => 'Active Link');
1.82 albertel 941: my $start_data_table = &Apache::loncommon::start_data_table();
1.19 www 942: my $chtable='';
1.22 matthew 943: foreach my $item (sort(keys(%colortypes))) {
1.19 www 944: my $curcol=&Apache::loncommon::designparm($function.'.'.$item,$domain);
1.82 albertel 945: $chtable.=&Apache::loncommon::start_data_table_row().
1.83 albertel 946: '<td>'.$colortypes{$item}.'</td><td style="background: '.$curcol.
1.19 www 947: '"> </td><td><input name="'.$item.
1.21 www 948: '" size="10" value="'.$curcol.
949: '" /></td><td><a href="javascript:pjump('."'color_custom','".$colortypes{$item}.
1.19 www 950: "','".$curcol."','"
1.82 albertel 951: .$item."','parmform.pres','psub'".');">Select</a></td>'.
1.83 albertel 952: &Apache::loncommon::end_data_table_row()."\n";
1.19 www 953: }
1.82 albertel 954: my $end_data_table = &Apache::loncommon::end_data_table();
1.23 matthew 955: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
1.19 www 956: $r->print(<<ENDCOL);
1.82 albertel 957: <script type="text/javascript">
1.19 www 958:
959: function pclose() {
960: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
961: "height=350,width=350,scrollbars=no,menubar=no");
962: parmwin.close();
963: }
964:
1.23 matthew 965: $pjump_def
1.19 www 966:
967: function psub() {
968: pclose();
969: if (document.parmform.pres_marker.value!='') {
1.21 www 970: if (document.parmform.pres_type.value!='') {
1.77 albertel 971: eval('document.prefs.'+
1.21 www 972: document.parmform.pres_marker.value+
1.19 www 973: '.value=document.parmform.pres_value.value;');
1.21 www 974: }
1.19 www 975: } else {
976: document.parmform.pres_value.value='';
977: document.parmform.pres_marker.value='';
978: }
979: }
980:
981:
982: </script>
1.21 www 983: <form name="parmform">
984: <input type="hidden" name="pres_marker" />
985: <input type="hidden" name="pres_type" />
986: <input type="hidden" name="pres_value" />
987: </form>
1.88 albertel 988: <form name="prefs" action="/adm/preferences" method="post">
1.19 www 989: <input type="hidden" name="action" value="verify_and_change_colors" />
1.82 albertel 990: $start_data_table
1.19 www 991: $chtable
1.82 albertel 992: $end_data_table
1.19 www 993: </table>
1.21 www 994: <input type="submit" value="Change Custom Colors" />
995: <input type="submit" name="resetall" value="Reset All Colors to Default" />
1.12 www 996: </form>
1.19 www 997: ENDCOL
1.12 www 998: }
999:
1.19 www 1000: sub verify_and_change_colors {
1.12 www 1001: my $r = shift;
1.19 www 1002: # figure out colors
1.80 albertel 1003: my $function=&Apache::loncommon::get_users_function();
1.19 www 1004: my $domain=&Apache::loncommon::determinedomain();
1005: my %colortypes=('pgbg' => 'Page Background',
1006: 'tabbg' => 'Header Background',
1007: 'sidebg'=> 'Header Border',
1008: 'font' => 'Font',
1009: 'link' => 'Un-Visited Link',
1010: 'vlink' => 'Visited Link',
1011: 'alink' => 'Active Link');
1012:
1.12 www 1013: my $message='';
1.21 www 1014: foreach my $item (keys %colortypes) {
1.59 albertel 1015: my $color=$env{'form.'.$item};
1.21 www 1016: my $entry='color.'.$function.'.'.$item;
1.59 albertel 1017: if (($color=~/^\#[0-9A-Fa-f]{6}$/) && (!$env{'form.resetall'})) {
1.21 www 1018: &Apache::lonnet::put('environment',{$entry => $color});
1019: &Apache::lonnet::appenv('environment.'.$entry => $color);
1.110 bisitz 1020: $message.=&mt('Set '.$colortypes{$item}.' to ').'<tt>"'.$color.'"</tt>.<br />';
1.21 www 1021: } else {
1022: &Apache::lonnet::del('environment',[$entry]);
1023: &Apache::lonnet::delenv('environment\.'.$entry);
1.110 bisitz 1024: $message.=&mt('Reset '.$colortypes{$item}.'.').'<br />';
1.21 www 1025: }
1026: }
1.84 albertel 1027: my $now = time;
1028: &Apache::lonnet::put('environment',{'color.timestamp' => $now});
1029: &Apache::lonnet::appenv('environment.color.timestamp' => $now);
1030:
1.19 www 1031: $r->print(<<ENDVCCOL);
1.12 www 1032: $message
1.88 albertel 1033: <form name="client" action="/adm/preferences" method="post">
1.21 www 1034: <input type="hidden" name="action" value="changecolors" />
1035: </form>
1.19 www 1036: ENDVCCOL
1.12 www 1037: }
1038:
1.4 matthew 1039: ######################################################
1040: # password handler subroutines #
1041: ######################################################
1.3 matthew 1042: sub passwordchanger {
1.94 raeburn 1043: my ($r,$errormessage,$caller,$mailtoken) = @_;
1.4 matthew 1044: # This function is a bit of a mess....
1.3 matthew 1045: # Passwords are encrypted using londes.js (DES encryption)
1.4 matthew 1046: $errormessage = ($errormessage || '');
1.94 raeburn 1047: my ($user,$domain,$currentpass,$defdom);
1048: if ((!defined($caller)) || ($caller eq 'preferences')) {
1049: $user = $env{'user.name'};
1050: $domain = $env{'user.domain'};
1051: if (!defined($caller)) {
1052: $caller = 'preferences';
1053: }
1054: } elsif ($caller eq 'reset_by_email') {
1055: $defdom = $r->dir_config('lonDefDomain');
1056: my %data = &Apache::lonnet::tmpget($mailtoken);
1057: if (keys(%data) == 0) {
1.110 bisitz 1058: $r->print(&mt('Sorry, the URL you provided to complete the reset of your password was invalid. Either the token included in the URL has been deleted or the URL you provided was invalid. Please submit a <a href="/adm/resetpw">new request</a> for a password reset, and follow the link to the new URL included in the e-mail that will be sent to you, to allow you to enter a new password.'));
1.94 raeburn 1059: return;
1060: }
1061: if (defined($data{time})) {
1062: if (time - $data{'time'} < 7200) {
1063: $user = $data{'username'};
1064: $domain = $data{'domain'};
1065: $currentpass = $data{'temppasswd'};
1066: } else {
1067: $r->print(&mt('Sorry, the token generated when you requested a password reset has expired.').'<br />');
1068: return;
1069: }
1070: } else {
1071: $r->print(&mt('Sorry, the URL generated when you requested reset of your password contained incomplete information.').'<br />');
1072: return;
1073: }
1074: } else {
1075: $r->print(&mt('Page requested in unexpected context').'<br />');
1076: return;
1077: }
1.3 matthew 1078: my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
1079: # Check for authentication types that allow changing of the password.
1080: return if ($currentauth !~ /^(unix|internal):/);
1081: #
1082: # Generate keys
1083: my ($lkey_cpass ,$ukey_cpass ) = &des_keys();
1084: my ($lkey_npass1,$ukey_npass1) = &des_keys();
1085: my ($lkey_npass2,$ukey_npass2) = &des_keys();
1.4 matthew 1086: # Store the keys in the log files
1.3 matthew 1087: my $lonhost = $r->dir_config('lonHostID');
1088: my $logtoken=Apache::lonnet::reply('tmpput:'
1089: .$ukey_cpass . $lkey_cpass .'&'
1090: .$ukey_npass1 . $lkey_npass1.'&'
1091: .$ukey_npass2 . $lkey_npass2,
1092: $lonhost);
1.4 matthew 1093: # Hexify the keys for output as javascript variables
1.94 raeburn 1094: my %hexkey;
1095: $hexkey{'ukey_cpass'} = hex($ukey_cpass);
1096: $hexkey{'lkey_cpass'} = hex($lkey_cpass);
1097: $hexkey{'ukey_npass1'} = hex($ukey_npass1);
1098: $hexkey{'lkey_npass1'} = hex($lkey_npass1);
1099: $hexkey{'ukey_npass2'} = hex($ukey_npass2);
1100: $hexkey{'lkey_npass2'} = hex($lkey_npass2);
1.3 matthew 1101: # Output javascript to deal with passwords
1.4 matthew 1102: # Output DES javascript
1.3 matthew 1103: {
1104: my $include = $r->dir_config('lonIncludes');
1105: my $jsh=Apache::File->new($include."/londes.js");
1106: $r->print(<$jsh>);
1107: }
1.94 raeburn 1108: $r->print(&jscript_send($caller));
1.3 matthew 1109: $r->print(<<ENDFORM);
1.94 raeburn 1110: $errormessage
1111:
1112: <p>
1113: <!-- We separate the forms into 'server' and 'client' in order to
1114: ensure that unencrypted passwords will not be sent out by a
1115: crappy browser -->
1116: ENDFORM
1117: $r->print(&server_form($logtoken,$caller,$mailtoken));
1118: $r->print(&client_form($caller,\%hexkey,$currentpass,$defdom));
1119:
1120: #
1121: return;
1122: }
1123:
1124: sub jscript_send {
1125: my ($caller) = @_;
1126: my $output = qq|
1.3 matthew 1127: <script language="JavaScript">
1128:
1129: function send() {
1130: uextkey=this.document.client.elements.ukey_cpass.value;
1131: lextkey=this.document.client.elements.lkey_cpass.value;
1132: initkeys();
1133:
1.52 raeburn 1134: this.document.pserver.elements.currentpass.value
1.3 matthew 1135: =crypted(this.document.client.elements.currentpass.value);
1136:
1137: uextkey=this.document.client.elements.ukey_npass1.value;
1138: lextkey=this.document.client.elements.lkey_npass1.value;
1139: initkeys();
1.52 raeburn 1140: this.document.pserver.elements.newpass_1.value
1.3 matthew 1141: =crypted(this.document.client.elements.newpass_1.value);
1142:
1143: uextkey=this.document.client.elements.ukey_npass2.value;
1144: lextkey=this.document.client.elements.lkey_npass2.value;
1145: initkeys();
1.52 raeburn 1146: this.document.pserver.elements.newpass_2.value
1.3 matthew 1147: =crypted(this.document.client.elements.newpass_2.value);
1.94 raeburn 1148: |;
1149: if ($caller eq 'reset_by_email') {
1150: $output .= qq|
1151: this.document.pserver.elements.uname.value =
1152: this.document.client.elements.uname.value;
1153: this.document.pserver.elements.udom.value =
1154: this.document.client.elements.udom.options[this.document.client.elements.udom.selectedIndex].value;
1155: |;
1156: }
1157: $ output .= qq|
1.52 raeburn 1158: this.document.pserver.submit();
1.3 matthew 1159: }
1160: </script>
1.94 raeburn 1161: |;
1162: }
1.3 matthew 1163:
1.94 raeburn 1164: sub client_form {
1165: my ($caller,$hexkey,$currentpass,$defdom) = @_;
1.99 www 1166: my %lt=&Apache::lonlocal::texthash(
1167: 'email' => 'EMail Address',
1168: 'username' => 'Username',
1169: 'domain' => 'Domain',
1170: 'currentpass' => 'Current Password',
1171: 'newpass' => 'New Password',
1172: 'confirmpass' => 'Confirm Password',
1173: 'changepass' => 'Change Password');
1174:
1.94 raeburn 1175: my $output = qq|
1.3 matthew 1176: <form name="client" >
1177: <table>
1.94 raeburn 1178: |;
1179: if ($caller eq 'reset_by_email') {
1180: $output .= qq|
1.99 www 1181: <tr><td class="LC_preferences_labeltext"><label for="email">$lt{'email'}</label>:</td>
1.97 raeburn 1182: <td><input type="text" name="email" size="30" /> </td></tr>
1.99 www 1183: <tr><td class="LC_preferences_labeltext"><label for="uname">$lt{'username'}</label>:</td>
1.94 raeburn 1184: <td>
1.97 raeburn 1185: <input type="text" name="uname" size="15" />
1.94 raeburn 1186: <input type="hidden" name="currentpass" value="$currentpass" />
1187: </td></tr>
1.99 www 1188: <tr><td class="LC_preferences_labeltext"><label for="udom">$lt{'udom'}</label>:</td>
1.94 raeburn 1189: <td>
1190: |;
1191: $output .= &Apache::loncommon::select_dom_form($defdom,'udom').'
1192: </td>
1193: </tr>
1194: ';
1195: } else {
1196: $output .= qq|
1.99 www 1197: <tr><td class="LC_preferences_labeltext"><label for="currentpass">$lt{'currentpass'}</label></td>
1.4 matthew 1198: <td><input type="password" name="currentpass" size="10"/> </td></tr>
1.94 raeburn 1199: |;
1200: }
1201: $output .= <<"ENDFORM";
1.99 www 1202: <tr><td class="LC_preferences_labeltext"><label for="newpass_1">$lt{'newpass'}</label></td>
1.4 matthew 1203: <td><input type="password" name="newpass_1" size="10" /> </td></tr>
1.99 www 1204: <tr><td class="LC_preferences_labeltext"><label for="newpass_2">$lt{'confirmpass'}</label></td>
1.4 matthew 1205: <td><input type="password" name="newpass_2" size="10" /> </td></tr>
1.3 matthew 1206: <tr><td colspan="2" align="center">
1.99 www 1207: <input type="button" value="$lt{'changepass'}" onClick="send();">
1.3 matthew 1208: </table>
1.94 raeburn 1209: <input type="hidden" name="ukey_cpass" value="$hexkey->{'ukey_cpass'}" />
1210: <input type="hidden" name="lkey_cpass" value="$hexkey->{'lkey_cpass'}" />
1211: <input type="hidden" name="ukey_npass1" value="$hexkey->{'ukey_npass1'}" />
1212: <input type="hidden" name="lkey_npass1" value="$hexkey->{'lkey_npass1'}" />
1213: <input type="hidden" name="ukey_npass2" value="$hexkey->{'ukey_npass2'}" />
1214: <input type="hidden" name="lkey_npass2" value="$hexkey->{'lkey_npass2'}" />
1.3 matthew 1215: </form>
1216: </p>
1217: ENDFORM
1.94 raeburn 1218: return $output;
1219: }
1220:
1221: sub server_form {
1222: my ($logtoken,$caller,$mailtoken) = @_;
1223: my $action = '/adm/preferences';
1224: if ($caller eq 'reset_by_email') {
1225: $action = '/adm/resetpw';
1226: }
1227: my $output = qq|
1228: <form name="pserver" action="$action" method="post">
1229: <input type="hidden" name="logtoken" value="$logtoken" />
1230: <input type="hidden" name="currentpass" value="" />
1231: <input type="hidden" name="newpass_1" value="" />
1232: <input type="hidden" name="newpass_2" value="" />
1233: |;
1234: if ($caller eq 'reset_by_email') {
1235: $output .= qq|
1236: <input type="hidden" name="token" value="$mailtoken" />
1237: <input type="hidden" name="uname" value="" />
1238: <input type="hidden" name="udom" value="" />
1239:
1240: |;
1241: }
1242: $output .= qq|
1243: <input type="hidden" name="action" value="verify_and_change_pass" />
1244: </form>
1245: |;
1246: return $output;
1.3 matthew 1247: }
1248:
1249: sub verify_and_change_password {
1.94 raeburn 1250: my ($r,$caller,$mailtoken) = @_;
1251: my ($user,$domain,$homeserver);
1252: if ($caller eq 'reset_by_email') {
1253: $user = $env{'form.uname'};
1254: $domain = $env{'form.udom'};
1255: if ($user ne '' && $domain ne '') {
1256: $homeserver = &Apache::lonnet::homeserver($user,$domain);
1257: if ($homeserver eq 'no_host') {
1.99 www 1258: &passwordchanger($r,"<p>\n<span class='LC_error'>".
1259: &mt("Invalid username and/or domain")."</span>\n</p>",
1.94 raeburn 1260: $caller,$mailtoken);
1261: return 1;
1262: }
1263: } else {
1.99 www 1264: &passwordchanger($r,"<p>\n<span class='LC_error'>".
1265: &mt("Username and domain were blank")."</span>\n</p>",
1.94 raeburn 1266: $caller,$mailtoken);
1267: return 1;
1268: }
1269: } else {
1270: $user = $env{'user.name'};
1271: $domain = $env{'user.domain'};
1272: $homeserver = $env{'user.home'};
1273: }
1.3 matthew 1274: my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
1.4 matthew 1275: # Check for authentication types that allow changing of the password.
1.94 raeburn 1276: if ($currentauth !~ /^(unix|internal):/) {
1277: if ($caller eq 'reset_by_email') {
1.99 www 1278: &passwordchanger($r,"<p>\n<span class='LC_error'>".
1279: &mt("Authentication type for this user can not be changed by this mechanism").
1280: "</span>\n</p>",
1.94 raeburn 1281: $caller,$mailtoken);
1282: return 1;
1283: } else {
1284: return;
1285: }
1286: }
1.3 matthew 1287: #
1.59 albertel 1288: my $currentpass = $env{'form.currentpass'};
1289: my $newpass1 = $env{'form.newpass_1'};
1290: my $newpass2 = $env{'form.newpass_2'};
1291: my $logtoken = $env{'form.logtoken'};
1.3 matthew 1292: # Check for empty data
1.4 matthew 1293: unless (defined($currentpass) &&
1294: defined($newpass1) &&
1295: defined($newpass2) ){
1.99 www 1296: &passwordchanger($r,"<p>\n<span class='LC_error'>".
1297: &mt("One or more password fields were blank").
1298: "</span>\n</p>",$caller,$mailtoken);
1.3 matthew 1299: return;
1300: }
1.16 albertel 1301: # Get the keys
1302: my $lonhost = $r->dir_config('lonHostID');
1.3 matthew 1303: my $tmpinfo = Apache::lonnet::reply('tmpget:'.$logtoken,$lonhost);
1304: if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) {
1.4 matthew 1305: # I do not a have a better idea about how to handle this
1.94 raeburn 1306: my $tryagain_text = &mt('Please log out and try again.');
1307: if ($caller eq 'reset_by_email') {
1308: $tryagain_text = &mt('Please try again later.');
1309: }
1.101 albertel 1310: my $unable=&mt("Unable to retrieve saved token for password decryption");
1.3 matthew 1311: $r->print(<<ENDERROR);
1312: <p>
1.99 www 1313: <span class="LC_error">$unable. $tryagain_text</span>
1.3 matthew 1314: </p>
1315: ENDERROR
1.4 matthew 1316: # Probably should log an error here
1.75 albertel 1317: return 1;
1.3 matthew 1318: }
1319: my ($ckey,$n1key,$n2key)=split(/&/,$tmpinfo);
1.4 matthew 1320: #
1.17 matthew 1321: $currentpass = &des_decrypt($ckey ,$currentpass);
1322: $newpass1 = &des_decrypt($n1key,$newpass1);
1323: $newpass2 = &des_decrypt($n2key,$newpass2);
1.94 raeburn 1324: #
1325: if ($caller eq 'reset_by_email') {
1326: my %data = &Apache::lonnet::tmpget($mailtoken);
1327: if ($currentpass ne $data{'temppasswd'}) {
1328: &passwordchanger($r,
1.99 www 1329: '<span class="LC_error">'.
1.110 bisitz 1330: &mt('Could not verify current authentication.').' '.
1331: &mt('Please try again.').'</span>',$caller,$mailtoken);
1.94 raeburn 1332: return 1;
1333: }
1334: }
1.3 matthew 1335: if ($newpass1 ne $newpass2) {
1.4 matthew 1336: &passwordchanger($r,
1.99 www 1337: '<span class="LC_error">'.
1.110 bisitz 1338: &mt('The new passwords you entered do not match.').' '.
1339: &mt('Please try again.').'</span>',$caller,$mailtoken);
1.75 albertel 1340: return 1;
1.4 matthew 1341: }
1342: if (length($newpass1) < 7) {
1343: &passwordchanger($r,
1.99 www 1344: '<span class="LC_error">'.
1.110 bisitz 1345: &mt('Passwords must be a minimum of 7 characters long.').' '.
1346: &mt('Please try again.').'</span>',$caller,$mailtoken);
1.75 albertel 1347: return 1;
1.3 matthew 1348: }
1.4 matthew 1349: #
1350: # Check for bad characters
1351: my $badpassword = 0;
1352: foreach (split(//,$newpass1)) {
1353: $badpassword = 1 if ((ord($_)<32)||(ord($_)>126));
1354: }
1355: if ($badpassword) {
1356: # I can't figure out how to enter bad characters on my browser.
1.99 www 1357: my $errormessage ='<span class="LC_error">'.
1.110 bisitz 1358: &mt('The password you entered contained illegal characters.').'<br />'.
1.99 www 1359: &mt('Valid characters are').(<<"ENDERROR");
1360: : space and <br />
1.4 matthew 1361: <pre>
1362: !"\#$%&\'()*+,-./0123456789:;<=>?\@
1363: ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_\`abcdefghijklmnopqrstuvwxyz{|}~
1.99 www 1364: </pre></span>
1.4 matthew 1365: ENDERROR
1.94 raeburn 1366: &passwordchanger($r,$errormessage,$caller,$mailtoken);
1367: return 1;
1.4 matthew 1368: }
1369: #
1370: # Change the password (finally)
1371: my $result = &Apache::lonnet::changepass
1.94 raeburn 1372: ($user,$domain,$currentpass,$newpass1,$homeserver,$caller);
1.4 matthew 1373: # Inform the user the password has (not?) been changed
1374: if ($result =~ /^ok$/) {
1.99 www 1375: $r->print("<h3>".&mt('The password for [_1] was successfully changed',$user)."</h3>");
1.4 matthew 1376: } else {
1377: # error error: run in circles, scream and shout
1.99 www 1378: $r->print("<h3><span class='LC_error'>".&mt("The password for [_1] was not changed",$user)."</span></h3>".
1.110 bisitz 1379: &mt('Please make sure your old password was entered correctly.'));
1.75 albertel 1380: return 1;
1.4 matthew 1381: }
1382: return;
1.3 matthew 1383: }
1384:
1.42 raeburn 1385: ################################################################
1386: # discussion display subroutines
1387: ################################################################
1388: sub discussionchanger {
1389: my $r = shift;
1.59 albertel 1390: my $user = $env{'user.name'};
1391: my $domain = $env{'user.domain'};
1.42 raeburn 1392: my %userenv = &Apache::lonnet::get
1.43 raeburn 1393: ('environment',['discdisplay','discmarkread']);
1394: my $discdisp = 'allposts';
1395: my $discmark = 'onmark';
1396:
1397: if (defined($userenv{'discdisplay'})) {
1398: unless ($userenv{'discdisplay'} eq '') {
1399: $discdisp = $userenv{'discdisplay'};
1400: }
1401: }
1402: if (defined($userenv{'discmarkread'})) {
1403: unless ($userenv{'discdisplay'} eq '') {
1404: $discmark = $userenv{'discmarkread'};
1405: }
1406: }
1407:
1408: my $newdisp = 'unread';
1409: my $newmark = 'ondisp';
1410:
1411: my $function = &Apache::loncommon::get_users_function();
1412: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.59 albertel 1413: $env{'user.domain'});
1.43 raeburn 1414: my %lt = &Apache::lonlocal::texthash(
1415: 'pref' => 'Display Preference',
1416: 'curr' => 'Current setting ',
1417: 'actn' => 'Action',
1418: 'sdpf' => 'Set display preferences for discussion posts for both bulletin boards and individual resources in all your courses.',
1419: 'prca' => 'Preferences can be set that determine',
1420: 'whpo' => 'Which posts are displayed when you display a bulletin board or resource, and',
1421: 'unwh' => 'Under what circumstances posts are identfied as "New"',
1422: 'allposts' => 'All posts',
1423: 'unread' => 'New posts only',
1424: 'ondisp' => 'Once displayed',
1425: 'onmark' => 'Once marked as read',
1426: 'disa' => 'Posts displayed?',
1427: 'npmr' => 'New posts cease to be identified as "New"?',
1428: 'thde' => 'The preferences you set here can be overridden within each individual discussion.',
1429: 'chgt' => 'Change to '
1430: );
1431: my $dispchange = $lt{'unread'};
1432: my $markchange = $lt{'ondisp'};
1433: my $currdisp = $lt{'allposts'};
1434: my $currmark = $lt{'onmark'};
1435:
1436: if ($discdisp eq 'unread') {
1437: $dispchange = $lt{'allposts'};
1438: $currdisp = $lt{'unread'};
1439: $newdisp = 'allposts';
1440: }
1441:
1442: if ($discmark eq 'ondisp') {
1443: $markchange = $lt{'onmark'};
1444: $currmark = $lt{'ondisp'};
1445: $newmark = 'onmark';
1.42 raeburn 1446: }
1.43 raeburn 1447:
1448: $r->print(<<"END");
1.88 albertel 1449: <form name="prefs" action="/adm/preferences" method="post">
1.42 raeburn 1450: <input type="hidden" name="action" value="verify_and_change_discussion" />
1451: <br />
1.87 albertel 1452: $lt{'sdpf'}<br /> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li></ol>
1.43 raeburn 1453: <br />
1454: <br />
1.82 albertel 1455: END
1456: $r->print(&Apache::loncommon::start_data_table());
1457: $r->print(<<"END");
1458: <tr>
1459: <th>$lt{'pref'}</th>
1460: <th>$lt{'curr'}</th>
1461: <th>$lt{'actn'}?</th>
1.43 raeburn 1462: </tr>
1.82 albertel 1463: END
1464: $r->print(&Apache::loncommon::start_data_table_row());
1465: $r->print(<<"END");
1.43 raeburn 1466: <td>$lt{'disa'}</td>
1467: <td>$lt{$discdisp}</td>
1.82 albertel 1468: <td><label><input type="checkbox" name="discdisp" /><input type="hidden" name="newdisp" value="$newdisp" /> $lt{'chgt'} "$dispchange"</label></td>
1469: END
1470: $r->print(&Apache::loncommon::end_data_table_row().
1471: &Apache::loncommon::start_data_table_row());
1472: $r->print(<<"END");
1.43 raeburn 1473: <td>$lt{'npmr'}</td>
1474: <td>$lt{$discmark}</td>
1.82 albertel 1475: <td><label><input type="checkbox" name="discmark" /><input type="hidden" name="newmark" value="$newmark" /> $lt{'chgt'} "$markchange"</label></td>
1.43 raeburn 1476: </tr>
1.82 albertel 1477: END
1478: $r->print(&Apache::loncommon::end_data_table_row().
1479: &Apache::loncommon::end_data_table());
1480: $r->print(<<"END");
1.43 raeburn 1481: <br />
1482: <br />
1.101 albertel 1483: <input type="submit" name="sub" value="Save Changes" />
1.43 raeburn 1484: <br />
1485: <br />
1486: Note: $lt{'thde'}
1487: </form>
1488: END
1.42 raeburn 1489: }
1490:
1491: sub verify_and_change_discussion {
1492: my $r = shift;
1.59 albertel 1493: my $user = $env{'user.name'};
1494: my $domain = $env{'user.domain'};
1.42 raeburn 1495: my $message='';
1.59 albertel 1496: if (defined($env{'form.discdisp'}) ) {
1497: my $newdisp = $env{'form.newdisp'};
1.43 raeburn 1498: if ($newdisp eq 'unread') {
1.110 bisitz 1499: $message .=&mt('In discussions: only new posts will be displayed.').'<br />';
1.43 raeburn 1500: &Apache::lonnet::put('environment',{'discdisplay' => $newdisp});
1501: &Apache::lonnet::appenv('environment.discdisplay' => $newdisp);
1502: } else {
1.110 bisitz 1503: $message .= &mt('In discussions: all posts will be displayed.').'<br />';
1.43 raeburn 1504: &Apache::lonnet::del('environment',['discdisplay']);
1505: &Apache::lonnet::delenv('environment\.discdisplay');
1506: }
1507: }
1.59 albertel 1508: if (defined($env{'form.discmark'}) ) {
1509: my $newmark = $env{'form.newmark'};
1.43 raeburn 1510: if ($newmark eq 'ondisp') {
1.110 bisitz 1511: $message.=&mt('In discussions: new posts will be cease to be identified as "NEW" after display.').'<br />';
1.43 raeburn 1512: &Apache::lonnet::put('environment',{'discmarkread' => $newmark});
1513: &Apache::lonnet::appenv('environment.discmarkread' => $newmark);
1514: } else {
1.110 bisitz 1515: $message.=&mt('In discussions: posts will be identified as "NEW" until marked as read by the reader.').'<br />';
1.43 raeburn 1516: &Apache::lonnet::del('environment',['discmarkread']);
1517: &Apache::lonnet::delenv('environment\.discmarkread');
1518: }
1.42 raeburn 1519: }
1520: $r->print(<<ENDVCSCREEN);
1521: $message
1522: ENDVCSCREEN
1523: }
1524:
1.63 raeburn 1525: ################################################################
1526: # Subroutines for page display on course access (Course Coordinators)
1527: ################################################################
1528: sub coursedisplaychanger {
1529: my $r = shift;
1530: my $user = $env{'user.name'};
1531: my $domain = $env{'user.domain'};
1.66 albertel 1532: my %userenv = &Apache::lonnet::get('environment',['course_init_display']);
1.71 raeburn 1533: my $currvalue = 'whatsnew';
1.73 albertel 1534: my $firstselect = '';
1535: my $whatsnewselect = 'checked="checked"';
1.71 raeburn 1536: if (exists($userenv{'course_init_display'})) {
1537: if ($userenv{'course_init_display'} eq 'firstres') {
1538: $currvalue = 'firstres';
1.73 albertel 1539: $firstselect = 'checked="checked"';
1540: $whatsnewselect = '';
1.71 raeburn 1541: }
1.63 raeburn 1542: }
1.71 raeburn 1543: my %pagenames = (
1544: firstres => 'First resource',
1545: whatsnew => "What's new page",
1546: );
1.70 raeburn 1547: my $whatsnew_off=&mt('Display the [_1] in the course.','<b>first resource</b>');
1548: my $whatsnew_on=&mt('Display the "[_1]" page - a summary of items in the course which require attention.',"<b>What's New</b>");
1.63 raeburn 1549:
1.71 raeburn 1550: $r->print('<br /><b>'.&mt('Set the default page to be displayed when you select a course role').'</b> '.&mt('(Currently: [_1])',$pagenames{$currvalue}).'<br />'.&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]" page in the course',"<i>What's New</i>").'<br /><br />');
1.63 raeburn 1551: $r->print(<<ENDLSCREEN);
1.88 albertel 1552: <form name="prefs" action="/adm/preferences" method="post">
1.63 raeburn 1553: <input type="hidden" name="action" value="verify_and_change_coursepage" />
1.72 albertel 1554: <br />
1.65 albertel 1555: <label><input type="radio" name="newdisp" value="firstres" $firstselect /> $whatsnew_off</label><br />
1.70 raeburn 1556: <label><input type="radio" name="newdisp" value="whatsnew" $whatsnewselect /> $whatsnew_on</label><input type="hidden" name="refpage" value="$env{'form.refpage'}" />
1.63 raeburn 1557: ENDLSCREEN
1.70 raeburn 1558: $r->print('<br /><br /><input type="submit" value="'.&mt('Change').'" />
1.63 raeburn 1559: </form>');
1560: }
1561:
1562: sub verify_and_change_coursepage {
1563: my $r = shift;
1564: my $message='';
1565: my %lt = &Apache::lonlocal::texthash(
1.70 raeburn 1566: 'defs' => 'Default now set',
1.71 raeburn 1567: 'when' => 'when you select a course role from the roles screen',
1.63 raeburn 1568: 'ywbt' => 'you will be taken to the start of the course.',
1569: 'apwb' => 'a page will be displayed that lists items in the course that may require action from you.',
1570: 'gtts' => 'Go to the start of the course',
1.70 raeburn 1571: 'dasp' => "Display the What's New page listing course action items",
1.63 raeburn 1572: );
1573: my $newdisp = $env{'form.newdisp'};
1.70 raeburn 1574: $message = '<b>'.$lt{'defs'}.'</b>: '.$lt{'when'}.', ';
1.63 raeburn 1575: if ($newdisp eq 'firstres') {
1.87 albertel 1576: $message .= $lt{'ywbt'}.'<br />';
1.63 raeburn 1577: &Apache::lonnet::put('environment',{'course_init_display' => $newdisp});
1578: &Apache::lonnet::appenv('environment.course_init_display' => $newdisp);
1579: } else {
1.87 albertel 1580: $message .= $lt{'apwb'}.'<br />';
1.63 raeburn 1581: &Apache::lonnet::del('environment',['course_init_display']);
1582: &Apache::lonnet::delenv('environment\.course_init_display');
1583: }
1.70 raeburn 1584: my $refpage = $env{'form.refpage'};
1.63 raeburn 1585: if (($env{'request.course.fn'}) && ($env{'request.course.id'})) {
1586: if ($newdisp eq 'firstres') {
1587: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1588: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1589: my ($furl,$ferr)=
1590: &Apache::lonuserstate::readmap($cdom.'/'.$cnum);
1591: $message .= '<br /><font size="+1"><a href="'.$furl.'">'.$lt{'gtts'}.' <i>'.&mt('now').'</i></a></font>';
1592: } else {
1.70 raeburn 1593: $message .= '<br /><font size="+1"><a href="/adm/whatsnew?refpage='.
1594: $refpage.'">'.$lt{'dasp'}.'</a></font>';
1.63 raeburn 1595: }
1596: }
1597: $r->print(<<ENDVCSCREEN);
1598: $message
1599: <br /><br />
1600: ENDVCSCREEN
1601: }
1602:
1603:
1.4 matthew 1604: ######################################################
1605: # other handler subroutines #
1606: ######################################################
1607:
1.3 matthew 1608: ################################################################
1609: # Main handler #
1610: ################################################################
1.1 www 1611: sub handler {
1612: my $r = shift;
1.59 albertel 1613: my $user = $env{'user.name'};
1614: my $domain = $env{'user.domain'};
1.31 www 1615: &Apache::loncommon::content_type($r,'text/html');
1.4 matthew 1616: # Some pages contain DES keys and should not be cached.
1617: &Apache::loncommon::no_cache($r);
1.1 www 1618: $r->send_http_header;
1619: return OK if $r->header_only;
1.9 matthew 1620: #
1.35 matthew 1621: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.70 raeburn 1622: ['action','wysiwyg','returnurl','refpage']);
1.35 matthew 1623: #
1624: &Apache::lonhtmlcommon::clear_breadcrumbs();
1625: &Apache::lonhtmlcommon::add_breadcrumb
1626: ({href => '/adm/preferences',
1627: text => 'Set User Preferences'});
1628:
1629: my @Options;
1630: # Determine current authentication method
1631: my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
1632: if ($currentauth =~ /^(unix|internal):/) {
1633: push (@Options,({ action => 'changepass',
1.40 www 1634: linktext => 'Change Password',
1.35 matthew 1635: href => '/adm/preferences',
1636: help => 'Change_Password',
1637: subroutine => \&passwordchanger,
1638: breadcrumb =>
1639: { href => '/adm/preferences?action=changepass',
1640: text => 'Change Password'},
1641: },
1642: { action => 'verify_and_change_pass',
1643: subroutine => \&verify_and_change_password,
1644: breadcrumb =>
1645: { href =>'/adm/preferences?action=changepass',
1646: text => 'Change Password'},
1.75 albertel 1647: printmenu => 'not_on_error',
1.35 matthew 1648: }));
1649: }
1650: push (@Options,({ action => 'changescreenname',
1651: linktext => 'Change Screen Name',
1652: href => '/adm/preferences',
1653: help => 'Prefs_Screen_Name_Nickname',
1654: subroutine => \&screennamechanger,
1655: breadcrumb =>
1656: { href => '/adm/preferences?action=changescreenname',
1657: text => 'Change Screen Name'},
1658: },
1659: { action => 'verify_and_change_screenname',
1660: subroutine => \&verify_and_change_screenname,
1661: breadcrumb =>
1662: { href => '/adm/preferences?action=changescreenname',
1663: text => 'Change Screen Name'},
1664: printmenu => 'yes',
1665: }));
1666:
1667: push (@Options,({ action => 'changemsgforward',
1.97 raeburn 1668: linktext => 'Change Message Forwarding and Notification Email Addresses',
1.35 matthew 1669: href => '/adm/preferences',
1670: help => 'Prefs_Forwarding',
1671: breadcrumb =>
1672: { href => '/adm/preferences?action=changemsgforward',
1673: text => 'Change Message Forwarding'},
1674: subroutine => \&msgforwardchanger,
1675: },
1676: { action => 'verify_and_change_msgforward',
1677: breadcrumb =>
1678: { href => '/adm/preferences?action=changemsgforward',
1679: text => 'Change Message Forwarding'},
1.102 raeburn 1680: printmenu => 'no',
1.35 matthew 1681: subroutine => \&verify_and_change_msgforward }));
1682: my $aboutmeaction=
1.59 albertel 1683: '/adm/'.$env{'user.domain'}.'/'.$env{'user.name'}.'/aboutme';
1.35 matthew 1684: push (@Options,{ action => 'none',
1685: linktext =>
1.41 www 1686: q{Edit the 'About Me' Personal Information Screen},
1.45 www 1687: help => 'Prefs_About_Me',
1.35 matthew 1688: href => $aboutmeaction});
1689: push (@Options,({ action => 'changecolors',
1690: linktext => 'Change Color Scheme',
1691: href => '/adm/preferences',
1692: help => 'Change_Colors',
1693: breadcrumb =>
1694: { href => '/adm/preferences?action=changecolors',
1695: text => 'Change Colors'},
1696: subroutine => \&colorschanger,
1697: },
1698: { action => 'verify_and_change_colors',
1699: breadcrumb =>
1700: { href => '/adm/preferences?action=changecolors',
1701: text => 'Change Colors'},
1702: printmenu => 'yes',
1703: subroutine => \&verify_and_change_colors,
1704: }));
1705: push (@Options,({ action => 'changelanguages',
1.39 www 1706: linktext => 'Change Language Preferences',
1.35 matthew 1707: href => '/adm/preferences',
1.45 www 1708: help => 'Prefs_Language',
1.35 matthew 1709: breadcrumb=>
1710: { href => '/adm/preferences?action=changelanguages',
1711: text => 'Change Language'},
1712: subroutine => \&languagechanger,
1713: },
1714: { action => 'verify_and_change_languages',
1715: breadcrumb=>
1716: {href => '/adm/preferences?action=changelanguages',
1717: text => 'Change Language'},
1718: printmenu => 'yes',
1719: subroutine=>\&verify_and_change_languages, }
1720: ));
1.44 www 1721: push (@Options,({ action => 'changewysiwyg',
1722: linktext => 'Change WYSIWYG Editor Preferences',
1723: href => '/adm/preferences',
1724: breadcrumb =>
1725: { href => '/adm/preferences?action=changewysiwyg',
1726: text => 'Change WYSIWYG Preferences'},
1727: subroutine => \&wysiwygchanger,
1728: },
1729: { action => 'set_wysiwyg',
1730: breadcrumb =>
1731: { href => '/adm/preferences?action=changewysiwyg',
1732: text => 'Change WYSIWYG Preferences'},
1733: printmenu => 'yes',
1734: subroutine => \&verify_and_change_wysiwyg, }
1735: ));
1.42 raeburn 1736: push (@Options,({ action => 'changediscussions',
1737: linktext => 'Change Discussion Display Preferences',
1738: href => '/adm/preferences',
1.46 raeburn 1739: help => 'Change_Discussion_Display',
1.42 raeburn 1740: breadcrumb =>
1741: { href => '/adm/preferences?action=changediscussions',
1.43 raeburn 1742: text => 'Change Discussion Preferences'},
1.42 raeburn 1743: subroutine => \&discussionchanger,
1744: },
1745: { action => 'verify_and_change_discussion',
1746: breadcrumb =>
1747: { href => '/adm/preferences?action=changediscussions',
1.43 raeburn 1748: text => 'Change Discussion Preferences'},
1.42 raeburn 1749: printmenu => 'yes',
1750: subroutine => \&verify_and_change_discussion, }
1751: ));
1.96 albertel 1752:
1753: my $role = ($env{'user.adv'} ? 'Roles' : 'Course');
1.50 albertel 1754: push (@Options,({ action => 'changerolespref',
1.96 albertel 1755: linktext => 'Change '.$role.' Page Preferences',
1.50 albertel 1756: href => '/adm/preferences',
1757: subroutine => \&rolesprefchanger,
1758: breadcrumb =>
1759: { href => '/adm/preferences?action=changerolespref',
1.96 albertel 1760: text => 'Change '.$role.' Page Pref'},
1.50 albertel 1761: },
1762: { action => 'verify_and_change_rolespref',
1763: subroutine => \&verify_and_change_rolespref,
1764: breadcrumb =>
1765: { href => '/adm/preferences?action=changerolespref',
1.96 albertel 1766: text => 'Change '.$role.' Page Preferences'},
1.50 albertel 1767: printmenu => 'yes',
1768: }));
1769:
1.54 albertel 1770: push (@Options,({ action => 'changetexenginepref',
1771: linktext => 'Change How Math Equations Are Displayed',
1772: href => '/adm/preferences',
1773: subroutine => \&texenginechanger,
1774: breadcrumb =>
1775: { href => '/adm/preferences?action=changetexenginepref',
1776: text => 'Change Math Pref'},
1777: },
1778: { action => 'verify_and_change_texengine',
1779: subroutine => \&verify_and_change_texengine,
1780: breadcrumb =>
1781: { href => '/adm/preferences?action=changetexenginepref',
1782: text => 'Change Math Preferences'},
1783: printmenu => 'yes',
1784: }));
1.85 albertel 1785:
1786: if ($env{'environment.remote'} eq 'off') {
1787: push (@Options,({ action => 'launch',
1788: linktext => 'Launch Remote Control',
1789: href => '/adm/remote?url=/adm/preferences',
1790: }));
1791: } else {
1792: push (@Options,({ action => 'collapse',
1793: linktext => 'Collapse Remote Control',
1794: href => '/adm/remote?url=/adm/preferences',
1795: }));
1796: }
1797:
1.98 www 1798: push (@Options,({ action => 'changeicons',
1.100 www 1799: linktext => 'Change How Menus are Displayed',
1.98 www 1800: href => '/adm/preferences',
1801: subroutine => \&iconchanger,
1802: breadcrumb =>
1803: { href => '/adm/preferences?action=changeicons',
1804: text => 'Change Main Menu'},
1805: },
1806: { action => 'verify_and_change_icons',
1807: subroutine => \&verify_and_change_icons,
1808: breadcrumb =>
1809: { href => '/adm/preferences?action=changeicons',
1810: text => 'Change Main Menu'},
1811: printmenu => 'yes',
1812: }));
1813:
1.106 www 1814: push (@Options,({ action => 'changeclicker',
1815: linktext => 'Register Response Devices ("Clickers")',
1816: href => '/adm/preferences',
1817: subroutine => \&clickerchanger,
1818: breadcrumb =>
1819: { href => '/adm/preferences?action=changeicons',
1820: text => 'Register Clicker'},
1821: },
1822: { action => 'verify_and_change_clicker',
1823: subroutine => \&verify_and_change_clicker,
1824: breadcrumb =>
1825: { href => '/adm/preferences?action=changeclicker',
1826: text => 'Register Clicker'},
1827: printmenu => 'yes',
1828: }));
1.105 www 1829:
1830:
1.74 albertel 1831: if (&Apache::lonnet::allowed('whn',$env{'request.course.id'})
1832: || &Apache::lonnet::allowed('whn',$env{'request.course.id'}.'/'
1833: .$env{'request.course.sec'})) {
1.63 raeburn 1834: push (@Options,({ action => 'changecourseinit',
1835: linktext => 'Change Course Initialization Preference',
1836: href => '/adm/preferences',
1837: subroutine => \&coursedisplaychanger,
1838: breadcrumb =>
1839: { href => '/adm/preferences?action=changecourseinit',
1840: text => 'Change Course Init. Pref.'},
1841: },
1842: { action => 'verify_and_change_coursepage',
1843: breadcrumb =>
1844: { href => '/adm/preferences?action=changecourseinit', text => 'Change Course Initialization Preference'},
1845: printmenu => 'yes',
1846: subroutine => \&verify_and_change_coursepage,
1847: }));
1848: }
1.50 albertel 1849:
1.62 raeburn 1850: if ($env{'user.name'} =~ /^(albertel|fox|foxr|koretemey|korte|hallmat3|turtle|raeburn)$/) {
1.35 matthew 1851: push (@Options,({ action => 'debugtoggle',
1852: printmenu => 'yes',
1853: subroutine => \&toggle_debug,
1854: }));
1855: }
1.76 albertel 1856:
1857: $r->print(&Apache::loncommon::start_page('Change Preferences'));
1858:
1.35 matthew 1859: my $call = undef;
1.48 albertel 1860: my $help = undef;
1.35 matthew 1861: my $printmenu = 'yes';
1862: foreach my $option (@Options) {
1.59 albertel 1863: if ($option->{'action'} eq $env{'form.action'}) {
1.35 matthew 1864: $call = $option->{'subroutine'};
1865: $printmenu = $option->{'printmenu'};
1866: if (exists($option->{'breadcrumb'})) {
1867: &Apache::lonhtmlcommon::add_breadcrumb
1868: ($option->{'breadcrumb'});
1869: }
1.48 albertel 1870: $help=$option->{'help'};
1.35 matthew 1871: }
1872: }
1.81 albertel 1873: $r->print(&Apache::lonhtmlcommon::breadcrumbs('Change Preferences',$help));
1.75 albertel 1874: my $error;
1.35 matthew 1875: if (defined($call)) {
1.75 albertel 1876: $error = $call->($r);
1.35 matthew 1877: }
1.75 albertel 1878: if ( ( ($printmenu eq 'yes')
1879: || ($printmenu eq 'not_on_error' && !$error) )
1880: && (!$env{'form.returnurl'})) {
1.35 matthew 1881: my $optionlist = '<table cellpadding="5">';
1.59 albertel 1882: if ($env{'user.name'} =~
1.62 raeburn 1883: /^(albertel|kortemey|fox|foxr|korte|hallmat3|turtle|raeburn)$/
1.35 matthew 1884: ) {
1885: push (@Options,({ action => 'debugtoggle',
1886: linktext => 'Toggle Debug Messages',
1887: text => 'Current Debug status is -'.
1.59 albertel 1888: $env{'user.debug'}.'-.',
1.35 matthew 1889: href => '/adm/preferences',
1890: printmenu => 'yes',
1891: subroutine => \&toggle_debug,
1892: }));
1893: }
1894: foreach my $option(@Options) {
1895: my $optiontext = '';
1896: if (exists($option->{'href'})) {
1.85 albertel 1897: $option->{'href_args'}{'action'}=$option->{'action'};
1898: $optiontext .=
1899: '<a href="'.&add_get_param($option->{'href'},
1900: $option->{'href_args'}).'">'.
1.47 albertel 1901: &mt($option->{'linktext'}).'</a>';
1.35 matthew 1902: }
1903: if (exists($option->{'text'})) {
1.47 albertel 1904: $optiontext .= ' '.&mt($option->{'text'});
1.35 matthew 1905: }
1906: if ($optiontext ne '') {
1907: $optiontext = '<font size="+1">'.$optiontext.'</font>';
1908: my $helplink = ' ';
1909: if (exists($option->{'help'})) {
1910: $helplink = &Apache::loncommon::help_open_topic
1911: ($option->{'help'});
1912: }
1913: $optionlist .= '<tr>'.
1914: '<td>'.$helplink.'</td>'.
1915: '<td>'.$optiontext.'</td>'.
1916: '</tr>';
1917: }
1.13 www 1918: }
1.35 matthew 1919: $optionlist .= '</table>';
1920: $r->print($optionlist);
1.59 albertel 1921: } elsif ($env{'form.returnurl'}) {
1922: $r->print('<br /><a href="'.$env{'form.returnurl'}.'"><font size="+1">'.
1.44 www 1923: &mt('Return').'</font></a>');
1.3 matthew 1924: }
1.76 albertel 1925: $r->print(&Apache::loncommon::end_page());
1.1 www 1926: return OK;
1.35 matthew 1927: }
1928:
1929: sub toggle_debug {
1.59 albertel 1930: if ($env{'user.debug'}) {
1.35 matthew 1931: &Apache::lonnet::delenv('user\.debug');
1932: } else {
1933: &Apache::lonnet::appenv('user.debug' => 1);
1934: }
1.13 www 1935: }
1.1 www 1936:
1937: 1;
1938: __END__
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