Annotation of loncom/interface/lonpreferences.pm, revision 1.76
1.1 www 1: # The LearningOnline Network
2: # Preferences
3: #
1.76 ! albertel 4: # $Id: lonpreferences.pm,v 1.75 2006/03/15 21:19:10 albertel 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;
36: use Apache::Constants qw(:common);
1.3 matthew 37: use Apache::File;
38: use Crypt::DES;
39: use DynaLoader; # for Crypt::DES version
1.4 matthew 40: use Apache::loncommon();
1.23 matthew 41: use Apache::lonhtmlcommon();
1.32 www 42: use Apache::lonlocal;
1.59 albertel 43: use Apache::lonnet;
1.3 matthew 44:
45: #
46: # Write lonnet::passwd to do the call below.
47: # Use:
48: # my $answer=reply("encrypt:passwd:$udom:$uname:$upass",$tryserver);
49: #
50: ##################################################
51: # password associated functions #
52: ##################################################
53: sub des_keys {
1.4 matthew 54: # Make a new key for DES encryption.
1.36 www 55: # Each key has two parts which are returned separately.
1.4 matthew 56: # Please note: Each key must be passed through the &hex function
57: # before it is output to the web browser. The hex versions cannot
58: # be used to decrypt.
1.3 matthew 59: my @hexstr=('0','1','2','3','4','5','6','7',
60: '8','9','a','b','c','d','e','f');
61: my $lkey='';
62: for (0..7) {
63: $lkey.=$hexstr[rand(15)];
64: }
65: my $ukey='';
66: for (0..7) {
67: $ukey.=$hexstr[rand(15)];
68: }
69: return ($lkey,$ukey);
70: }
71:
72: sub des_decrypt {
73: my ($key,$cyphertext) = @_;
74: my $keybin=pack("H16",$key);
75: my $cypher;
76: if ($Crypt::DES::VERSION>=2.03) {
77: $cypher=new Crypt::DES $keybin;
78: } else {
79: $cypher=new DES $keybin;
80: }
81: my $plaintext=
82: $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,0,16))));
83: $plaintext.=
84: $cypher->decrypt(unpack("a8",pack("H16",substr($cyphertext,16,16))));
1.4 matthew 85: $plaintext=substr($plaintext,1,ord(substr($plaintext,0,1)) );
1.3 matthew 86: return $plaintext;
87: }
88:
1.4 matthew 89: ################################################################
90: # Handler subroutines #
91: ################################################################
1.9 matthew 92:
93: ################################################################
1.28 www 94: # Language Change Subroutines #
95: ################################################################
1.44 www 96:
97: sub wysiwygchanger {
98: my $r = shift;
99: my %userenv = &Apache::lonnet::get
100: ('environment',['wysiwygeditor']);
101: my $offselect='';
102: my $onselect='checked="1"';
103: if ($userenv{'wysiwygeditor'}) {
104: $onselect='';
105: $offselect='checked="1"';
106: }
107: my $switchoff=&mt('Disable WYSIWYG editor');
108: my $switchon=&mt('Enable WYSIWYG editor');
109: $r->print(<<ENDLSCREEN);
110: <form name="server" action="/adm/preferences" method="post">
111: <input type="hidden" name="action" value="set_wysiwyg" />
112: <br />
1.65 albertel 113: <label><input type="radio" name="wysiwyg" value="off" $onselect /> $switchoff</label><br />
114: <label><input type="radio" name="wysiwyg" value="on" $offselect /> $switchon</label>
1.44 www 115: ENDLSCREEN
116: $r->print('<br /><input type="submit" value="'.&mt('Change').'" />');
117: }
118:
119:
120: sub verify_and_change_wysiwyg {
121: my $r = shift;
1.59 albertel 122: my $newsetting=$env{'form.wysiwyg'};
1.44 www 123: &Apache::lonnet::put('environment',{'wysiwygeditor' => $newsetting});
124: &Apache::lonnet::appenv('environment.wysiwygeditor' => $newsetting);
125: $r->print('<p>'.&mt('Setting WYSIWYG editor to:').' '.&mt($newsetting).'</p>');
126: }
127:
128: ################################################################
129: # Language Change Subroutines #
130: ################################################################
1.28 www 131: sub languagechanger {
132: my $r = shift;
1.59 albertel 133: my $user = $env{'user.name'};
134: my $domain = $env{'user.domain'};
1.28 www 135: my %userenv = &Apache::lonnet::get
1.32 www 136: ('environment',['languages']);
1.29 www 137: my $language=$userenv{'languages'};
1.32 www 138:
1.33 www 139: my $pref=&mt('Preferred language');
140: my %langchoices=('' => 'No language preference');
141: foreach (&Apache::loncommon::languageids()) {
142: if (&Apache::loncommon::supportedlanguagecode($_)) {
143: $langchoices{&Apache::loncommon::supportedlanguagecode($_)}
144: = &Apache::loncommon::plainlanguagedescription($_);
145: }
146: }
147: my $selectionbox=&Apache::loncommon::select_form($language,'language',
148: %langchoices);
1.28 www 149: $r->print(<<ENDLSCREEN);
150: <form name="server" action="/adm/preferences" method="post">
151: <input type="hidden" name="action" value="verify_and_change_languages" />
1.33 www 152: <br />$pref: $selectionbox
1.28 www 153: ENDLSCREEN
1.35 matthew 154: $r->print('<br /><input type="submit" value="'.&mt('Change').'" />');
1.28 www 155: }
156:
157:
158: sub verify_and_change_languages {
159: my $r = shift;
1.59 albertel 160: my $user = $env{'user.name'};
161: my $domain = $env{'user.domain'};
1.28 www 162: # Screenname
1.59 albertel 163: my $newlanguage = $env{'form.language'};
1.28 www 164: $newlanguage=~s/[^\-\w]//g;
165: my $message='';
166: if ($newlanguage) {
1.29 www 167: &Apache::lonnet::put('environment',{'languages' => $newlanguage});
168: &Apache::lonnet::appenv('environment.languages' => $newlanguage);
169: $message='Set new preferred languages to '.$newlanguage;
1.28 www 170: } else {
1.29 www 171: &Apache::lonnet::del('environment',['languages']);
172: &Apache::lonnet::delenv('environment\.languages');
1.28 www 173: $message='Reset preferred language';
174: }
175: $r->print(<<ENDVCSCREEN);
176: $message
177: ENDVCSCREEN
178: }
179:
1.50 albertel 180: ################################################################
1.54 albertel 181: # Tex Engine Change Subroutines #
182: ################################################################
183: sub texenginechanger {
184: my $r = shift;
1.59 albertel 185: my $user = $env{'user.name'};
186: my $domain = $env{'user.domain'};
1.54 albertel 187: my %userenv = &Apache::lonnet::get('environment',['texengine']);
188: my $texengine=$userenv{'texengine'};
189:
190: my $pref=&mt('Preferred method to display Math');
1.69 albertel 191: my %mathchoices=('' => 'Default',
1.54 albertel 192: 'tth' => 'TeX to HTML',
1.64 albertel 193: #'ttm' => 'TeX to MathML',
1.54 albertel 194: 'jsMath' => 'jsMath',
1.57 albertel 195: 'mimetex' => 'Convert to Images'
1.54 albertel 196: );
197: my $selectionbox=&Apache::loncommon::select_form($texengine,'texengine',
198: %mathchoices);
1.67 albertel 199: my $jsMath_start=&Apache::lontexconvert::jsMath_header();
1.54 albertel 200: my $change=&mt('Change');
201: $r->print(<<ENDLSCREEN);
1.67 albertel 202: <br />
203:
1.54 albertel 204: <form name="server" action="/adm/preferences" method="post">
205: <input type="hidden" name="action" value="verify_and_change_texengine" />
206: <p>$pref: $selectionbox</p>
207: <p><input type="submit" value="$change" /></p>
208: </form>
209: Examples:
1.67 albertel 210: <p> TeX to HTML <br />
211: <iframe src="/res/adm/pages/math_example.tex?buttons=no&mode=tth" width="400" hieght="200"></iframe>
212: </p>
1.54 albertel 213: <p>jsMath <br />
1.67 albertel 214: $jsMath_start
1.57 albertel 215: <script type="text/javascript">
1.54 albertel 216: if (jsMath.nofonts == 1) {
217: document.writeln
218: ('<center><div style="padding: 10; border-style: solid; border-width:3;'
219: +' border-color: #DD0000; background-color: #FFF8F8; width: 75%; text-align: left">'
220: +'<small><font color="#AA0000"><b>Warning:</b> '
221: +'It looks like you don\\\'t have the TeX math fonts installed. '
222: +'The jsMath example on this page may not look right without them. '
223: +'The <a href="http://www.math.union.edu/locate/jsMath/" target="_blank"> '
224: +'jsMath Home Page</a> has information on how to download the '
225: +'needed fonts. In the meantime, jsMath will do the best it can '
226: +'with the fonts you have, but it may not be pretty and some equations '
227: +'may not be rendered correctly. '
228: +'</font></small></div></center>');
229: }
230: </script>
1.67 albertel 231: <iframe src="/res/adm/pages/math_example.tex?buttons=no&mode=jsMath" width="400" hieght="200"></iframe>
1.54 albertel 232:
1.67 albertel 233: </p>
234: <p> Convert to Images <br />
235: <br />
236: <iframe src="/res/adm/pages/math_example.tex?buttons=no&mode=mimetex" width="400" hieght="200"></iframe>
237: </p>
1.54 albertel 238: ENDLSCREEN
1.59 albertel 239: if ($env{'environment.texengine'} ne 'jsMath') {
1.55 albertel 240: $r->print('<script type="text/javascript">jsMath.Process()</script>');
241: }
1.54 albertel 242: }
243:
244:
245: sub verify_and_change_texengine {
246: my $r = shift;
1.59 albertel 247: my $user = $env{'user.name'};
248: my $domain = $env{'user.domain'};
1.54 albertel 249: # Screenname
1.59 albertel 250: my $newtexengine = $env{'form.texengine'};
1.54 albertel 251: $newtexengine=~s/[^\-\w]//g;
1.56 albertel 252: if ($newtexengine eq 'ttm') {
253: &Apache::lonnet::appenv('browser.mathml' => 1);
254: } else {
1.59 albertel 255: if ($env{'environment.texengine'} eq 'ttm') {
1.56 albertel 256: &Apache::lonnet::appenv('browser.mathml' => 0);
257: }
258: }
1.54 albertel 259: my $message='';
260: if ($newtexengine) {
261: &Apache::lonnet::put('environment',{'texengine' => $newtexengine});
262: &Apache::lonnet::appenv('environment.texengine' => $newtexengine);
263: $message='Set new preferred math display to '.$newtexengine;
264: } else {
265: &Apache::lonnet::del('environment',['texengine']);
266: &Apache::lonnet::delenv('environment\.texengine');
267: $message='Reset preferred math display.';
268: }
1.56 albertel 269:
270:
1.54 albertel 271: $r->print(<<ENDVCSCREEN);
272: $message
273: ENDVCSCREEN
274: }
275:
276: ################################################################
1.50 albertel 277: # Roles Page Preference Change Subroutines #
278: ################################################################
279: sub rolesprefchanger {
280: my $r = shift;
1.59 albertel 281: my $user = $env{'user.name'};
282: my $domain = $env{'user.domain'};
1.50 albertel 283: my %userenv = &Apache::lonnet::get
284: ('environment',['recentroles','recentrolesn']);
285: my $hotlist_flag=$userenv{'recentroles'};
286: my $hotlist_n=$userenv{'recentrolesn'};
287: my $checked;
288: if ($hotlist_flag) {
289: $checked = 'checked="checked"';
290: }
291:
292: if (!$hotlist_n) { $hotlist_n=3; }
293: my $options;
294: for (my $i=1; $i<10; $i++) {
295: my $select;
296: if ($hotlist_n == $i) { $select = 'selected="selected"'; }
297: $options .= "<option $select>$i</option>\n";
298: }
299:
300: $r->print(<<ENDSCREEN);
301: <p>Some LON-CAPA users have a long list of roles. The Recent Roles Hotlist
302: feature keeps track of the last N roles which have been
303: visited and places a table of these at the top of the roles page.
304: People with very few roles should leave this feature disabled.
305: </p>
306:
307: <form name="server" action="/adm/preferences" method="post">
308: <input type="hidden" name="action" value="verify_and_change_rolespref" />
309: <br />Enable Recent Roles Hotlist:
310: <input type="checkbox" $checked name="recentroles" value="true" />
311: <br />Number of roles in Hotlist:
312: <select name="recentrolesn" size="1">
313: $options
314: </select>
315: <br />
316: <input type="submit" value="Change" />
317: </form>
318: ENDSCREEN
319: }
320:
321: sub verify_and_change_rolespref {
322: my $r = shift;
1.59 albertel 323: my $user = $env{'user.name'};
324: my $domain = $env{'user.domain'};
1.50 albertel 325: # Recent Roles Hotlist Flag
1.59 albertel 326: my $hotlist_flag = $env{'form.recentroles'};
327: my $hotlist_n = $env{'form.recentrolesn'};
1.50 albertel 328: my $message='';
329: if ($hotlist_flag) {
330: &Apache::lonnet::put('environment',{'recentroles' => $hotlist_flag});
331: &Apache::lonnet::appenv('environment.recentroles' => $hotlist_flag);
332: $message='Recent Roles Hotlist is Enabled';
333: } else {
334: &Apache::lonnet::del('environment',['recentroles']);
335: &Apache::lonnet::delenv('environment\.recentroles');
336: $message='Recent Roles Hotlist is Disabled';
337: }
338: if ($hotlist_n) {
339: &Apache::lonnet::put('environment',{'recentrolesn' => $hotlist_n});
340: &Apache::lonnet::appenv('environment.recentrolesn' => $hotlist_n);
341: if ($hotlist_flag) {
342: $message.="<br />Display $hotlist_n Most Recent Roles\n";
343: }
344: }
345:
346: $r->print(<<ENDRPSCREEN);
347: $message
348: ENDRPSCREEN
349: }
350:
351:
1.28 www 352:
353: ################################################################
1.9 matthew 354: # Anonymous Discussion Name Change Subroutines #
355: ################################################################
1.5 www 356: sub screennamechanger {
357: my $r = shift;
1.59 albertel 358: my $user = $env{'user.name'};
359: my $domain = $env{'user.domain'};
1.14 www 360: my %userenv = &Apache::lonnet::get
361: ('environment',['screenname','nickname']);
1.6 www 362: my $screenname=$userenv{'screenname'};
1.14 www 363: my $nickname=$userenv{'nickname'};
1.5 www 364: $r->print(<<ENDSCREEN);
1.6 www 365: <form name="server" action="/adm/preferences" method="post">
366: <input type="hidden" name="action" value="verify_and_change_screenname" />
1.14 www 367: <br />New screenname (shown if you post anonymously):
1.6 www 368: <input type="text" size="20" value="$screenname" name="screenname" />
1.14 www 369: <br />New nickname (shown if you post non-anonymously):
370: <input type="text" size="20" value="$nickname" name="nickname" />
1.6 www 371: <input type="submit" value="Change" />
372: </form>
1.5 www 373: ENDSCREEN
374: }
1.6 www 375:
376: sub verify_and_change_screenname {
377: my $r = shift;
1.59 albertel 378: my $user = $env{'user.name'};
379: my $domain = $env{'user.domain'};
1.14 www 380: # Screenname
1.59 albertel 381: my $newscreen = $env{'form.screenname'};
1.14 www 382: $newscreen=~s/[^ \w]//g;
1.6 www 383: my $message='';
384: if ($newscreen) {
1.7 www 385: &Apache::lonnet::put('environment',{'screenname' => $newscreen});
386: &Apache::lonnet::appenv('environment.screenname' => $newscreen);
1.6 www 387: $message='Set new screenname to '.$newscreen;
388: } else {
389: &Apache::lonnet::del('environment',['screenname']);
1.7 www 390: &Apache::lonnet::delenv('environment\.screenname');
1.6 www 391: $message='Reset screenname';
392: }
1.14 www 393: # Nickname
394: $message.='<br />';
1.59 albertel 395: $newscreen = $env{'form.nickname'};
1.14 www 396: $newscreen=~s/[^ \w]//g;
397: if ($newscreen) {
398: &Apache::lonnet::put('environment',{'nickname' => $newscreen});
399: &Apache::lonnet::appenv('environment.nickname' => $newscreen);
400: $message.='Set new nickname to '.$newscreen;
401: } else {
402: &Apache::lonnet::del('environment',['nickname']);
403: &Apache::lonnet::delenv('environment\.nickname');
404: $message.='Reset nickname';
405: }
1.68 www 406: &Apache::lonnet::devalidate_cache_new('namescache',$user.':'.$domain);
1.6 www 407: $r->print(<<ENDVCSCREEN);
408: $message
409: ENDVCSCREEN
1.20 www 410: }
411:
412: ################################################################
413: # Message Forward #
414: ################################################################
415:
416: sub msgforwardchanger {
417: my $r = shift;
1.59 albertel 418: my $user = $env{'user.name'};
419: my $domain = $env{'user.domain'};
1.26 www 420: my %userenv = &Apache::lonnet::get('environment',['msgforward','notification','critnotification']);
1.20 www 421: my $msgforward=$userenv{'msgforward'};
422: my $notification=$userenv{'notification'};
423: my $critnotification=$userenv{'critnotification'};
1.25 bowersj2 424: my $forwardingHelp = Apache::loncommon::help_open_topic("Prefs_Forwarding",
425: "What are forwarding ".
426: "and notification ".
427: "addresses");
1.27 bowersj2 428: my $criticalMessageHelp = Apache::loncommon::help_open_topic("Course_Critical_Message",
429: "What are critical messages");
430:
1.20 www 431: $r->print(<<ENDMSG);
1.25 bowersj2 432: $forwardingHelp <br />
1.20 www 433: <form name="server" action="/adm/preferences" method="post">
434: <input type="hidden" name="action" value="verify_and_change_msgforward" />
435: New Forwarding Address(es) (<tt>user:domain,user:domain,...</tt>):
436: <input type="text" size="40" value="$msgforward" name="msgforward" /><hr />
437: New Message Notification Email Address(es) (<tt>joe\@doe.com,jane\@doe.edu,...</tt>):
438: <input type="text" size="40" value="$notification" name="notification" /><hr />
439: New Critical Message Notification Email Address(es) (<tt>joe\@doe.com,jane\@doe.edu,...</tt>):
1.27 bowersj2 440: <input type="text" size="40" value="$critnotification" name="critnotification" />$criticalMessageHelp<hr />
1.20 www 441: <input type="submit" value="Change" />
442: </form>
443: ENDMSG
444: }
445:
446: sub verify_and_change_msgforward {
447: my $r = shift;
1.59 albertel 448: my $user = $env{'user.name'};
449: my $domain = $env{'user.domain'};
1.20 www 450: my $newscreen = '';
451: my $message='';
1.59 albertel 452: foreach (split(/\,/,$env{'form.msgforward'})) {
1.20 www 453: my ($msuser,$msdomain)=split(/[\@\:]/,$_);
454: $msuser=~s/\W//g;
455: $msdomain=~s/\W//g;
456: if (($msuser) && ($msdomain)) {
457: if (&Apache::lonnet::homeserver($msuser,$msdomain) ne 'no_host') {
458: $newscreen.=$msuser.':'.$msdomain.',';
459: } else {
460: $message.='No such user: '.$msuser.':'.$msdomain.'<br>';
461: }
462: }
463: }
464: $newscreen=~s/\,$//;
465: if ($newscreen) {
466: &Apache::lonnet::put('environment',{'msgforward' => $newscreen});
467: &Apache::lonnet::appenv('environment.msgforward' => $newscreen);
468: $message.='Set new message forwarding to '.$newscreen.'<br />';
469: } else {
470: &Apache::lonnet::del('environment',['msgforward']);
471: &Apache::lonnet::delenv('environment\.msgforward');
472: $message.='Reset message forwarding<br />';
473: }
1.59 albertel 474: my $notification=$env{'form.notification'};
1.20 www 475: $notification=~s/\s//gs;
476: if ($notification) {
477: &Apache::lonnet::put('environment',{'notification' => $notification});
478: &Apache::lonnet::appenv('environment.notification' => $notification);
479: $message.='Set message notification address to '.$notification.'<br />';
480: } else {
481: &Apache::lonnet::del('environment',['notification']);
482: &Apache::lonnet::delenv('environment\.notification');
483: $message.='Reset message notification<br />';
484: }
1.59 albertel 485: my $critnotification=$env{'form.critnotification'};
1.20 www 486: $critnotification=~s/\s//gs;
487: if ($critnotification) {
488: &Apache::lonnet::put('environment',{'critnotification' => $critnotification});
489: &Apache::lonnet::appenv('environment.critnotification' => $critnotification);
490: $message.='Set critical message notification address to '.$critnotification;
491: } else {
492: &Apache::lonnet::del('environment',['critnotification']);
493: &Apache::lonnet::delenv('environment\.critnotification');
494: $message.='Reset critical message notification<br />';
495: }
496: $r->print(<<ENDVCMSG);
497: $message
498: ENDVCMSG
1.6 www 499: }
500:
1.12 www 501: ################################################################
1.19 www 502: # Colors #
1.12 www 503: ################################################################
504:
1.19 www 505: sub colorschanger {
1.12 www 506: my $r = shift;
1.19 www 507: # figure out colors
508: my $function='student';
1.59 albertel 509: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.19 www 510: $function='coordinator';
511: }
1.59 albertel 512: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.19 www 513: $function='admin';
514: }
1.59 albertel 515: if (($env{'request.role'}=~/^(au|ca)/) ||
1.19 www 516: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
517: $function='author';
518: }
519: my $domain=&Apache::loncommon::determinedomain();
520: my %colortypes=('pgbg' => 'Page Background',
521: 'tabbg' => 'Header Background',
522: 'sidebg'=> 'Header Border',
523: 'font' => 'Font',
524: 'link' => 'Un-Visited Link',
525: 'vlink' => 'Visited Link',
526: 'alink' => 'Active Link');
527: my $chtable='';
1.22 matthew 528: foreach my $item (sort(keys(%colortypes))) {
1.19 www 529: my $curcol=&Apache::loncommon::designparm($function.'.'.$item,$domain);
530: $chtable.='<tr><td>'.$colortypes{$item}.'</td><td bgcolor="'.$curcol.
531: '"> </td><td><input name="'.$item.
1.21 www 532: '" size="10" value="'.$curcol.
533: '" /></td><td><a href="javascript:pjump('."'color_custom','".$colortypes{$item}.
1.19 www 534: "','".$curcol."','"
1.21 www 535: .$item."','parmform.pres','psub'".');">Select</a></td></tr>';
1.19 www 536: }
1.23 matthew 537: my $pjump_def = &Apache::lonhtmlcommon::pjump_javascript_definition();
1.19 www 538: $r->print(<<ENDCOL);
539: <script>
540:
541: function pclose() {
542: parmwin=window.open("/adm/rat/empty.html","LONCAPAparms",
543: "height=350,width=350,scrollbars=no,menubar=no");
544: parmwin.close();
545: }
546:
1.23 matthew 547: $pjump_def
1.19 www 548:
549: function psub() {
550: pclose();
551: if (document.parmform.pres_marker.value!='') {
1.21 www 552: if (document.parmform.pres_type.value!='') {
553: eval('document.server.'+
554: document.parmform.pres_marker.value+
1.19 www 555: '.value=document.parmform.pres_value.value;');
1.21 www 556: }
1.19 www 557: } else {
558: document.parmform.pres_value.value='';
559: document.parmform.pres_marker.value='';
560: }
561: }
562:
563:
564: </script>
1.21 www 565: <form name="parmform">
566: <input type="hidden" name="pres_marker" />
567: <input type="hidden" name="pres_type" />
568: <input type="hidden" name="pres_value" />
569: </form>
1.12 www 570: <form name="server" action="/adm/preferences" method="post">
1.19 www 571: <input type="hidden" name="action" value="verify_and_change_colors" />
572: <table border="2">
573: $chtable
574: </table>
1.21 www 575: <input type="submit" value="Change Custom Colors" />
576: <input type="submit" name="resetall" value="Reset All Colors to Default" />
1.12 www 577: </form>
1.19 www 578: ENDCOL
1.12 www 579: }
580:
1.19 www 581: sub verify_and_change_colors {
1.12 www 582: my $r = shift;
1.19 www 583: # figure out colors
584: my $function='student';
1.59 albertel 585: if ($env{'request.role'}=~/^(cc|in|ta|ep)/) {
1.19 www 586: $function='coordinator';
587: }
1.59 albertel 588: if ($env{'request.role'}=~/^(su|dc|ad|li)/) {
1.19 www 589: $function='admin';
590: }
1.59 albertel 591: if (($env{'request.role'}=~/^(au|ca)/) ||
1.19 www 592: ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
593: $function='author';
594: }
595: my $domain=&Apache::loncommon::determinedomain();
596: my %colortypes=('pgbg' => 'Page Background',
597: 'tabbg' => 'Header Background',
598: 'sidebg'=> 'Header Border',
599: 'font' => 'Font',
600: 'link' => 'Un-Visited Link',
601: 'vlink' => 'Visited Link',
602: 'alink' => 'Active Link');
603:
1.12 www 604: my $message='';
1.21 www 605: foreach my $item (keys %colortypes) {
1.59 albertel 606: my $color=$env{'form.'.$item};
1.21 www 607: my $entry='color.'.$function.'.'.$item;
1.59 albertel 608: if (($color=~/^\#[0-9A-Fa-f]{6}$/) && (!$env{'form.resetall'})) {
1.21 www 609: &Apache::lonnet::put('environment',{$entry => $color});
610: &Apache::lonnet::appenv('environment.'.$entry => $color);
611: $message.='Set '.$colortypes{$item}.' to '.$color.'<br />';
612: } else {
613: &Apache::lonnet::del('environment',[$entry]);
614: &Apache::lonnet::delenv('environment\.'.$entry);
615: $message.='Reset '.$colortypes{$item}.'<br />';
616: }
617: }
1.19 www 618: $r->print(<<ENDVCCOL);
1.12 www 619: $message
1.21 www 620: <form name="client" action="/adm/preferences" method="post">
621: <input type="hidden" name="action" value="changecolors" />
622: </form>
1.19 www 623: ENDVCCOL
1.12 www 624: }
625:
1.4 matthew 626: ######################################################
627: # password handler subroutines #
628: ######################################################
1.3 matthew 629: sub passwordchanger {
1.4 matthew 630: # This function is a bit of a mess....
1.3 matthew 631: # Passwords are encrypted using londes.js (DES encryption)
632: my $r = shift;
1.4 matthew 633: my $errormessage = shift;
634: $errormessage = ($errormessage || '');
1.59 albertel 635: my $user = $env{'user.name'};
636: my $domain = $env{'user.domain'};
637: my $homeserver = $env{'user.home'};
1.3 matthew 638: my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
639: # Check for authentication types that allow changing of the password.
640: return if ($currentauth !~ /^(unix|internal):/);
641: #
642: # Generate keys
643: my ($lkey_cpass ,$ukey_cpass ) = &des_keys();
644: my ($lkey_npass1,$ukey_npass1) = &des_keys();
645: my ($lkey_npass2,$ukey_npass2) = &des_keys();
1.4 matthew 646: # Store the keys in the log files
1.3 matthew 647: my $lonhost = $r->dir_config('lonHostID');
648: my $logtoken=Apache::lonnet::reply('tmpput:'
649: .$ukey_cpass . $lkey_cpass .'&'
650: .$ukey_npass1 . $lkey_npass1.'&'
651: .$ukey_npass2 . $lkey_npass2,
652: $lonhost);
1.4 matthew 653: # Hexify the keys for output as javascript variables
1.3 matthew 654: $ukey_cpass = hex($ukey_cpass);
655: $lkey_cpass = hex($lkey_cpass);
656: $ukey_npass1= hex($ukey_npass1);
657: $lkey_npass1= hex($lkey_npass1);
658: $ukey_npass2= hex($ukey_npass2);
659: $lkey_npass2= hex($lkey_npass2);
660: # Output javascript to deal with passwords
1.4 matthew 661: # Output DES javascript
1.3 matthew 662: {
663: my $include = $r->dir_config('lonIncludes');
664: my $jsh=Apache::File->new($include."/londes.js");
665: $r->print(<$jsh>);
666: }
667: $r->print(<<ENDFORM);
668: <script language="JavaScript">
669:
670: function send() {
671: uextkey=this.document.client.elements.ukey_cpass.value;
672: lextkey=this.document.client.elements.lkey_cpass.value;
673: initkeys();
674:
1.52 raeburn 675: this.document.pserver.elements.currentpass.value
1.3 matthew 676: =crypted(this.document.client.elements.currentpass.value);
677:
678: uextkey=this.document.client.elements.ukey_npass1.value;
679: lextkey=this.document.client.elements.lkey_npass1.value;
680: initkeys();
1.52 raeburn 681: this.document.pserver.elements.newpass_1.value
1.3 matthew 682: =crypted(this.document.client.elements.newpass_1.value);
683:
684: uextkey=this.document.client.elements.ukey_npass2.value;
685: lextkey=this.document.client.elements.lkey_npass2.value;
686: initkeys();
1.52 raeburn 687: this.document.pserver.elements.newpass_2.value
1.3 matthew 688: =crypted(this.document.client.elements.newpass_2.value);
689:
1.52 raeburn 690: this.document.pserver.submit();
1.3 matthew 691: }
692:
693: </script>
1.4 matthew 694: $errormessage
1.10 www 695:
1.3 matthew 696: <p>
1.36 www 697: <!-- We separate the forms into 'server' and 'client' in order to
1.3 matthew 698: ensure that unencrypted passwords will not be sent out by a
699: crappy browser -->
700:
1.52 raeburn 701: <form name="pserver" action="/adm/preferences" method="post">
1.3 matthew 702: <input type="hidden" name="logtoken" value="$logtoken" />
703: <input type="hidden" name="action" value="verify_and_change_pass" />
704: <input type="hidden" name="currentpass" value="" />
1.4 matthew 705: <input type="hidden" name="newpass_1" value="" />
706: <input type="hidden" name="newpass_2" value="" />
1.3 matthew 707: </form>
708:
709: <form name="client" >
710: <table>
1.4 matthew 711: <tr><td align="right"> Current password: </td>
712: <td><input type="password" name="currentpass" size="10"/> </td></tr>
713: <tr><td align="right"> New password: </td>
714: <td><input type="password" name="newpass_1" size="10" /> </td></tr>
715: <tr><td align="right"> Confirm password: </td>
716: <td><input type="password" name="newpass_2" size="10" /> </td></tr>
1.3 matthew 717: <tr><td colspan="2" align="center">
718: <input type="button" value="Change Password" onClick="send();">
719: </table>
1.4 matthew 720: <input type="hidden" name="ukey_cpass" value="$ukey_cpass" />
721: <input type="hidden" name="lkey_cpass" value="$lkey_cpass" />
1.3 matthew 722: <input type="hidden" name="ukey_npass1" value="$ukey_npass1" />
723: <input type="hidden" name="lkey_npass1" value="$lkey_npass1" />
724: <input type="hidden" name="ukey_npass2" value="$ukey_npass2" />
725: <input type="hidden" name="lkey_npass2" value="$lkey_npass2" />
726: </form>
727: </p>
728: ENDFORM
729: #
730: return;
731: }
732:
733: sub verify_and_change_password {
734: my $r = shift;
1.59 albertel 735: my $user = $env{'user.name'};
736: my $domain = $env{'user.domain'};
737: my $homeserver = $env{'user.home'};
1.3 matthew 738: my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
1.4 matthew 739: # Check for authentication types that allow changing of the password.
740: return if ($currentauth !~ /^(unix|internal):/);
1.3 matthew 741: #
1.59 albertel 742: my $currentpass = $env{'form.currentpass'};
743: my $newpass1 = $env{'form.newpass_1'};
744: my $newpass2 = $env{'form.newpass_2'};
745: my $logtoken = $env{'form.logtoken'};
1.3 matthew 746: # Check for empty data
1.4 matthew 747: unless (defined($currentpass) &&
748: defined($newpass1) &&
749: defined($newpass2) ){
750: &passwordchanger($r,"<p>\n<font color='#ff0000'>ERROR</font>".
751: "Password data was blank.\n</p>");
1.3 matthew 752: return;
753: }
1.16 albertel 754: # Get the keys
755: my $lonhost = $r->dir_config('lonHostID');
1.3 matthew 756: my $tmpinfo = Apache::lonnet::reply('tmpget:'.$logtoken,$lonhost);
757: if (($tmpinfo=~/^error/) || ($tmpinfo eq 'con_lost')) {
1.4 matthew 758: # I do not a have a better idea about how to handle this
1.3 matthew 759: $r->print(<<ENDERROR);
760: <p>
761: <font color="#ff0000">ERROR:</font> Unable to retrieve stored token for
1.4 matthew 762: password decryption. Please log out and try again.
1.3 matthew 763: </p>
764: ENDERROR
1.4 matthew 765: # Probably should log an error here
1.75 albertel 766: return 1;
1.3 matthew 767: }
768: my ($ckey,$n1key,$n2key)=split(/&/,$tmpinfo);
1.4 matthew 769: #
1.17 matthew 770: $currentpass = &des_decrypt($ckey ,$currentpass);
771: $newpass1 = &des_decrypt($n1key,$newpass1);
772: $newpass2 = &des_decrypt($n2key,$newpass2);
1.4 matthew 773: #
1.3 matthew 774: if ($newpass1 ne $newpass2) {
1.4 matthew 775: &passwordchanger($r,
776: '<font color="#ff0000">ERROR:</font>'.
777: 'The new passwords you entered do not match. '.
778: 'Please try again.');
1.75 albertel 779: return 1;
1.4 matthew 780: }
781: if (length($newpass1) < 7) {
782: &passwordchanger($r,
783: '<font color="#ff0000">ERROR:</font>'.
784: 'Passwords must be a minimum of 7 characters long. '.
785: 'Please try again.');
1.75 albertel 786: return 1;
1.3 matthew 787: }
1.4 matthew 788: #
789: # Check for bad characters
790: my $badpassword = 0;
791: foreach (split(//,$newpass1)) {
792: $badpassword = 1 if ((ord($_)<32)||(ord($_)>126));
793: }
794: if ($badpassword) {
795: # I can't figure out how to enter bad characters on my browser.
796: &passwordchanger($r,<<ENDERROR);
797: <font color="#ff0000">ERROR:</font>
798: The password you entered contained illegal characters.<br />
799: Valid characters are: space and <br />
800: <pre>
801: !"\#$%&\'()*+,-./0123456789:;<=>?\@
802: ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_\`abcdefghijklmnopqrstuvwxyz{|}~
803: </pre>
804: ENDERROR
805: }
806: #
807: # Change the password (finally)
808: my $result = &Apache::lonnet::changepass
809: ($user,$domain,$currentpass,$newpass1,$homeserver);
810: # Inform the user the password has (not?) been changed
811: if ($result =~ /^ok$/) {
812: $r->print(<<"ENDTEXT");
1.9 matthew 813: <h2>The password for $user was successfully changed</h2>
1.4 matthew 814: ENDTEXT
815: } else {
816: # error error: run in circles, scream and shout
817: $r->print(<<ENDERROR);
1.9 matthew 818: <h2><font color="#ff0000">The password for $user was not changed</font></h2>
1.8 matthew 819: Please make sure your old password was entered correctly.
1.4 matthew 820: ENDERROR
1.75 albertel 821: return 1;
1.4 matthew 822: }
823: return;
1.3 matthew 824: }
825:
1.42 raeburn 826: ################################################################
827: # discussion display subroutines
828: ################################################################
829: sub discussionchanger {
830: my $r = shift;
1.59 albertel 831: my $user = $env{'user.name'};
832: my $domain = $env{'user.domain'};
1.42 raeburn 833: my %userenv = &Apache::lonnet::get
1.43 raeburn 834: ('environment',['discdisplay','discmarkread']);
835: my $discdisp = 'allposts';
836: my $discmark = 'onmark';
837:
838: if (defined($userenv{'discdisplay'})) {
839: unless ($userenv{'discdisplay'} eq '') {
840: $discdisp = $userenv{'discdisplay'};
841: }
842: }
843: if (defined($userenv{'discmarkread'})) {
844: unless ($userenv{'discdisplay'} eq '') {
845: $discmark = $userenv{'discmarkread'};
846: }
847: }
848:
849: my $newdisp = 'unread';
850: my $newmark = 'ondisp';
851:
852: my $function = &Apache::loncommon::get_users_function();
853: my $color = &Apache::loncommon::designparm($function.'.tabbg',
1.59 albertel 854: $env{'user.domain'});
1.43 raeburn 855: my %lt = &Apache::lonlocal::texthash(
856: 'pref' => 'Display Preference',
857: 'curr' => 'Current setting ',
858: 'actn' => 'Action',
859: 'sdpf' => 'Set display preferences for discussion posts for both bulletin boards and individual resources in all your courses.',
860: 'prca' => 'Preferences can be set that determine',
861: 'whpo' => 'Which posts are displayed when you display a bulletin board or resource, and',
862: 'unwh' => 'Under what circumstances posts are identfied as "New"',
863: 'allposts' => 'All posts',
864: 'unread' => 'New posts only',
865: 'ondisp' => 'Once displayed',
866: 'onmark' => 'Once marked as read',
867: 'disa' => 'Posts displayed?',
868: 'npmr' => 'New posts cease to be identified as "New"?',
869: 'thde' => 'The preferences you set here can be overridden within each individual discussion.',
870: 'chgt' => 'Change to '
871: );
872: my $dispchange = $lt{'unread'};
873: my $markchange = $lt{'ondisp'};
874: my $currdisp = $lt{'allposts'};
875: my $currmark = $lt{'onmark'};
876:
877: if ($discdisp eq 'unread') {
878: $dispchange = $lt{'allposts'};
879: $currdisp = $lt{'unread'};
880: $newdisp = 'allposts';
881: }
882:
883: if ($discmark eq 'ondisp') {
884: $markchange = $lt{'onmark'};
885: $currmark = $lt{'ondisp'};
886: $newmark = 'onmark';
1.42 raeburn 887: }
1.43 raeburn 888:
889: $r->print(<<"END");
1.42 raeburn 890: <form name="server" action="/adm/preferences" method="post">
891: <input type="hidden" name="action" value="verify_and_change_discussion" />
892: <br />
1.43 raeburn 893: $lt{'sdpf'}<br/> $lt{'prca'} <ol><li>$lt{'whpo'}</li><li>$lt{'unwh'}</li></ol>
894: <br />
895: <br />
896: <table border="0" cellpadding="0" cellspacing="0">
897: <tr>
898: <td width="100%" bgcolor="#000000">
899: <table width="100%" border="0" cellpadding="1" cellspacing="0">
900: <tr>
901: <td width="100%" bgcolor="#000000">
902: <table border="0" cellpadding="3" cellspacing="3" bgcolor="#FFFFFF">
903: <tr bgcolor="$color">
904: <td><b>$lt{'pref'}</b></td>
905: <td><b>$lt{'curr'}</b></td>
906: <td><b>$lt{'actn'}?</b></td>
907: </tr>
908: <tr bgcolor="#dddddd">
909: <td>$lt{'disa'}</td>
910: <td>$lt{$discdisp}</td>
911: <td><input type="checkbox" name="discdisp" /><input type="hidden" name="newdisp" value="$newdisp" /> $lt{'chgt'} "$dispchange"</td>
912: </tr><tr bgcolor="#eeeeee">
913: <td>$lt{'npmr'}</td>
914: <td>$lt{$discmark}</td>
915: <td><input type="checkbox" name="discmark" /><input type="hidden" name="newmark" value="$newmark" /> $lt{'chgt'} "$markchange"</td>
916: </tr>
917: </table>
918: </td>
919: </tr>
920: </table>
921: </td>
922: </tr>
923: </table>
924: <br />
925: <br />
926: <input type="submit" name="sub" value="Store Changes" />
927: <br />
928: <br />
929: Note: $lt{'thde'}
930: </form>
931: END
1.42 raeburn 932: }
933:
934: sub verify_and_change_discussion {
935: my $r = shift;
1.59 albertel 936: my $user = $env{'user.name'};
937: my $domain = $env{'user.domain'};
1.42 raeburn 938: my $message='';
1.59 albertel 939: if (defined($env{'form.discdisp'}) ) {
940: my $newdisp = $env{'form.newdisp'};
1.43 raeburn 941: if ($newdisp eq 'unread') {
942: $message .='In discussions: only new posts will be displayed.<br/>';
943: &Apache::lonnet::put('environment',{'discdisplay' => $newdisp});
944: &Apache::lonnet::appenv('environment.discdisplay' => $newdisp);
945: } else {
946: $message .= 'In discussions: all posts will be displayed.<br/>';
947: &Apache::lonnet::del('environment',['discdisplay']);
948: &Apache::lonnet::delenv('environment\.discdisplay');
949: }
950: }
1.59 albertel 951: if (defined($env{'form.discmark'}) ) {
952: my $newmark = $env{'form.newmark'};
1.43 raeburn 953: if ($newmark eq 'ondisp') {
954: $message.='In discussions: new posts will be cease to be identified as "new" after display.<br/>';
955: &Apache::lonnet::put('environment',{'discmarkread' => $newmark});
956: &Apache::lonnet::appenv('environment.discmarkread' => $newmark);
957: } else {
958: $message.='In discussions: posts will be identified as "new" until marked as read by the reader.<br/>';
959: &Apache::lonnet::del('environment',['discmarkread']);
960: &Apache::lonnet::delenv('environment\.discmarkread');
961: }
1.42 raeburn 962: }
963: $r->print(<<ENDVCSCREEN);
964: $message
965: ENDVCSCREEN
966: }
967:
1.63 raeburn 968: ################################################################
969: # Subroutines for page display on course access (Course Coordinators)
970: ################################################################
971: sub coursedisplaychanger {
972: my $r = shift;
973: my $user = $env{'user.name'};
974: my $domain = $env{'user.domain'};
1.66 albertel 975: my %userenv = &Apache::lonnet::get('environment',['course_init_display']);
1.71 raeburn 976: my $currvalue = 'whatsnew';
1.73 albertel 977: my $firstselect = '';
978: my $whatsnewselect = 'checked="checked"';
1.71 raeburn 979: if (exists($userenv{'course_init_display'})) {
980: if ($userenv{'course_init_display'} eq 'firstres') {
981: $currvalue = 'firstres';
1.73 albertel 982: $firstselect = 'checked="checked"';
983: $whatsnewselect = '';
1.71 raeburn 984: }
1.63 raeburn 985: }
1.71 raeburn 986: my %pagenames = (
987: firstres => 'First resource',
988: whatsnew => "What's new page",
989: );
1.70 raeburn 990: my $whatsnew_off=&mt('Display the [_1] in the course.','<b>first resource</b>');
991: 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 992:
1.71 raeburn 993: $r->print('<br /><b>'.&mt('Set the default page to be displayed when you select a course role').'</b> '.&mt('(Currently: [_1])',$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 994: $r->print(<<ENDLSCREEN);
995: <form name="server" action="/adm/preferences" method="post">
996: <input type="hidden" name="action" value="verify_and_change_coursepage" />
1.72 albertel 997: <br />
1.65 albertel 998: <label><input type="radio" name="newdisp" value="firstres" $firstselect /> $whatsnew_off</label><br />
1.70 raeburn 999: <label><input type="radio" name="newdisp" value="whatsnew" $whatsnewselect /> $whatsnew_on</label><input type="hidden" name="refpage" value="$env{'form.refpage'}" />
1.63 raeburn 1000: ENDLSCREEN
1.70 raeburn 1001: $r->print('<br /><br /><input type="submit" value="'.&mt('Change').'" />
1.63 raeburn 1002: </form>');
1003: }
1004:
1005: sub verify_and_change_coursepage {
1006: my $r = shift;
1007: my $message='';
1008: my %lt = &Apache::lonlocal::texthash(
1.70 raeburn 1009: 'defs' => 'Default now set',
1.71 raeburn 1010: 'when' => 'when you select a course role from the roles screen',
1.63 raeburn 1011: 'ywbt' => 'you will be taken to the start of the course.',
1012: 'apwb' => 'a page will be displayed that lists items in the course that may require action from you.',
1013: 'gtts' => 'Go to the start of the course',
1.70 raeburn 1014: 'dasp' => "Display the What's New page listing course action items",
1.63 raeburn 1015: );
1016: my $newdisp = $env{'form.newdisp'};
1.70 raeburn 1017: $message = '<b>'.$lt{'defs'}.'</b>: '.$lt{'when'}.', ';
1.63 raeburn 1018: if ($newdisp eq 'firstres') {
1.70 raeburn 1019: $message .= $lt{'ywbt'}.'<br/>';
1.63 raeburn 1020: &Apache::lonnet::put('environment',{'course_init_display' => $newdisp});
1021: &Apache::lonnet::appenv('environment.course_init_display' => $newdisp);
1022: } else {
1.70 raeburn 1023: $message .= $lt{'apwb'}.'<br/>';
1.63 raeburn 1024: &Apache::lonnet::del('environment',['course_init_display']);
1025: &Apache::lonnet::delenv('environment\.course_init_display');
1026: }
1.70 raeburn 1027: my $refpage = $env{'form.refpage'};
1.63 raeburn 1028: if (($env{'request.course.fn'}) && ($env{'request.course.id'})) {
1029: if ($newdisp eq 'firstres') {
1030: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1031: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1032: my ($furl,$ferr)=
1033: &Apache::lonuserstate::readmap($cdom.'/'.$cnum);
1034: $message .= '<br /><font size="+1"><a href="'.$furl.'">'.$lt{'gtts'}.' <i>'.&mt('now').'</i></a></font>';
1035: } else {
1.70 raeburn 1036: $message .= '<br /><font size="+1"><a href="/adm/whatsnew?refpage='.
1037: $refpage.'">'.$lt{'dasp'}.'</a></font>';
1.63 raeburn 1038: }
1039: }
1040: $r->print(<<ENDVCSCREEN);
1041: $message
1042: <br /><br />
1043: ENDVCSCREEN
1044: }
1045:
1046:
1.4 matthew 1047: ######################################################
1048: # other handler subroutines #
1049: ######################################################
1050:
1.3 matthew 1051: ################################################################
1052: # Main handler #
1053: ################################################################
1.1 www 1054: sub handler {
1055: my $r = shift;
1.59 albertel 1056: my $user = $env{'user.name'};
1057: my $domain = $env{'user.domain'};
1.31 www 1058: &Apache::loncommon::content_type($r,'text/html');
1.4 matthew 1059: # Some pages contain DES keys and should not be cached.
1060: &Apache::loncommon::no_cache($r);
1.1 www 1061: $r->send_http_header;
1062: return OK if $r->header_only;
1.9 matthew 1063: #
1.35 matthew 1064: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.70 raeburn 1065: ['action','wysiwyg','returnurl','refpage']);
1.35 matthew 1066: #
1067: &Apache::lonhtmlcommon::clear_breadcrumbs();
1068: &Apache::lonhtmlcommon::add_breadcrumb
1069: ({href => '/adm/preferences',
1070: text => 'Set User Preferences'});
1071:
1072: my @Options;
1073: # Determine current authentication method
1074: my $currentauth=&Apache::lonnet::queryauthenticate($user,$domain);
1075: if ($currentauth =~ /^(unix|internal):/) {
1076: push (@Options,({ action => 'changepass',
1.40 www 1077: linktext => 'Change Password',
1.35 matthew 1078: href => '/adm/preferences',
1079: help => 'Change_Password',
1080: subroutine => \&passwordchanger,
1081: breadcrumb =>
1082: { href => '/adm/preferences?action=changepass',
1083: text => 'Change Password'},
1084: },
1085: { action => 'verify_and_change_pass',
1086: subroutine => \&verify_and_change_password,
1087: breadcrumb =>
1088: { href =>'/adm/preferences?action=changepass',
1089: text => 'Change Password'},
1.75 albertel 1090: printmenu => 'not_on_error',
1.35 matthew 1091: }));
1092: }
1093: push (@Options,({ action => 'changescreenname',
1094: linktext => 'Change Screen Name',
1095: href => '/adm/preferences',
1096: help => 'Prefs_Screen_Name_Nickname',
1097: subroutine => \&screennamechanger,
1098: breadcrumb =>
1099: { href => '/adm/preferences?action=changescreenname',
1100: text => 'Change Screen Name'},
1101: },
1102: { action => 'verify_and_change_screenname',
1103: subroutine => \&verify_and_change_screenname,
1104: breadcrumb =>
1105: { href => '/adm/preferences?action=changescreenname',
1106: text => 'Change Screen Name'},
1107: printmenu => 'yes',
1108: }));
1109:
1110: push (@Options,({ action => 'changemsgforward',
1.49 albertel 1111: linktext => 'Change Message Forwarding and Notification Addresses',
1.35 matthew 1112: href => '/adm/preferences',
1113: help => 'Prefs_Forwarding',
1114: breadcrumb =>
1115: { href => '/adm/preferences?action=changemsgforward',
1116: text => 'Change Message Forwarding'},
1117: subroutine => \&msgforwardchanger,
1118: },
1119: { action => 'verify_and_change_msgforward',
1120: breadcrumb =>
1121: { href => '/adm/preferences?action=changemsgforward',
1122: text => 'Change Message Forwarding'},
1123: printmenu => 'yes',
1124: subroutine => \&verify_and_change_msgforward }));
1125: my $aboutmeaction=
1.59 albertel 1126: '/adm/'.$env{'user.domain'}.'/'.$env{'user.name'}.'/aboutme';
1.35 matthew 1127: push (@Options,{ action => 'none',
1128: linktext =>
1.41 www 1129: q{Edit the 'About Me' Personal Information Screen},
1.45 www 1130: help => 'Prefs_About_Me',
1.35 matthew 1131: href => $aboutmeaction});
1132: push (@Options,({ action => 'changecolors',
1133: linktext => 'Change Color Scheme',
1134: href => '/adm/preferences',
1135: help => 'Change_Colors',
1136: breadcrumb =>
1137: { href => '/adm/preferences?action=changecolors',
1138: text => 'Change Colors'},
1139: subroutine => \&colorschanger,
1140: },
1141: { action => 'verify_and_change_colors',
1142: breadcrumb =>
1143: { href => '/adm/preferences?action=changecolors',
1144: text => 'Change Colors'},
1145: printmenu => 'yes',
1146: subroutine => \&verify_and_change_colors,
1147: }));
1148: push (@Options,({ action => 'changelanguages',
1.39 www 1149: linktext => 'Change Language Preferences',
1.35 matthew 1150: href => '/adm/preferences',
1.45 www 1151: help => 'Prefs_Language',
1.35 matthew 1152: breadcrumb=>
1153: { href => '/adm/preferences?action=changelanguages',
1154: text => 'Change Language'},
1155: subroutine => \&languagechanger,
1156: },
1157: { action => 'verify_and_change_languages',
1158: breadcrumb=>
1159: {href => '/adm/preferences?action=changelanguages',
1160: text => 'Change Language'},
1161: printmenu => 'yes',
1162: subroutine=>\&verify_and_change_languages, }
1163: ));
1.44 www 1164: push (@Options,({ action => 'changewysiwyg',
1165: linktext => 'Change WYSIWYG Editor Preferences',
1166: href => '/adm/preferences',
1167: breadcrumb =>
1168: { href => '/adm/preferences?action=changewysiwyg',
1169: text => 'Change WYSIWYG Preferences'},
1170: subroutine => \&wysiwygchanger,
1171: },
1172: { action => 'set_wysiwyg',
1173: breadcrumb =>
1174: { href => '/adm/preferences?action=changewysiwyg',
1175: text => 'Change WYSIWYG Preferences'},
1176: printmenu => 'yes',
1177: subroutine => \&verify_and_change_wysiwyg, }
1178: ));
1.42 raeburn 1179: push (@Options,({ action => 'changediscussions',
1180: linktext => 'Change Discussion Display Preferences',
1181: href => '/adm/preferences',
1.46 raeburn 1182: help => 'Change_Discussion_Display',
1.42 raeburn 1183: breadcrumb =>
1184: { href => '/adm/preferences?action=changediscussions',
1.43 raeburn 1185: text => 'Change Discussion Preferences'},
1.42 raeburn 1186: subroutine => \&discussionchanger,
1187: },
1188: { action => 'verify_and_change_discussion',
1189: breadcrumb =>
1190: { href => '/adm/preferences?action=changediscussions',
1.43 raeburn 1191: text => 'Change Discussion Preferences'},
1.42 raeburn 1192: printmenu => 'yes',
1193: subroutine => \&verify_and_change_discussion, }
1194: ));
1195:
1.50 albertel 1196: push (@Options,({ action => 'changerolespref',
1197: linktext => 'Change Roles Page Preferences',
1198: href => '/adm/preferences',
1199: subroutine => \&rolesprefchanger,
1200: breadcrumb =>
1201: { href => '/adm/preferences?action=changerolespref',
1202: text => 'Change Roles Pref'},
1203: },
1204: { action => 'verify_and_change_rolespref',
1205: subroutine => \&verify_and_change_rolespref,
1206: breadcrumb =>
1207: { href => '/adm/preferences?action=changerolespref',
1208: text => 'Change Roles Preferences'},
1209: printmenu => 'yes',
1210: }));
1211:
1.54 albertel 1212: push (@Options,({ action => 'changetexenginepref',
1213: linktext => 'Change How Math Equations Are Displayed',
1214: href => '/adm/preferences',
1215: subroutine => \&texenginechanger,
1216: breadcrumb =>
1217: { href => '/adm/preferences?action=changetexenginepref',
1218: text => 'Change Math Pref'},
1219: },
1220: { action => 'verify_and_change_texengine',
1221: subroutine => \&verify_and_change_texengine,
1222: breadcrumb =>
1223: { href => '/adm/preferences?action=changetexenginepref',
1224: text => 'Change Math Preferences'},
1225: printmenu => 'yes',
1226: }));
1.74 albertel 1227: if (&Apache::lonnet::allowed('whn',$env{'request.course.id'})
1228: || &Apache::lonnet::allowed('whn',$env{'request.course.id'}.'/'
1229: .$env{'request.course.sec'})) {
1.63 raeburn 1230: push (@Options,({ action => 'changecourseinit',
1231: linktext => 'Change Course Initialization Preference',
1232: href => '/adm/preferences',
1233: subroutine => \&coursedisplaychanger,
1234: breadcrumb =>
1235: { href => '/adm/preferences?action=changecourseinit',
1236: text => 'Change Course Init. Pref.'},
1237: },
1238: { action => 'verify_and_change_coursepage',
1239: breadcrumb =>
1240: { href => '/adm/preferences?action=changecourseinit', text => 'Change Course Initialization Preference'},
1241: printmenu => 'yes',
1242: subroutine => \&verify_and_change_coursepage,
1243: }));
1244: }
1.50 albertel 1245:
1.62 raeburn 1246: if ($env{'user.name'} =~ /^(albertel|fox|foxr|koretemey|korte|hallmat3|turtle|raeburn)$/) {
1.35 matthew 1247: push (@Options,({ action => 'debugtoggle',
1248: printmenu => 'yes',
1249: subroutine => \&toggle_debug,
1250: }));
1251: }
1.76 ! albertel 1252:
! 1253: $r->print(&Apache::loncommon::start_page('Change Preferences'));
! 1254:
1.35 matthew 1255: my $call = undef;
1.48 albertel 1256: my $help = undef;
1.35 matthew 1257: my $printmenu = 'yes';
1258: foreach my $option (@Options) {
1.59 albertel 1259: if ($option->{'action'} eq $env{'form.action'}) {
1.35 matthew 1260: $call = $option->{'subroutine'};
1261: $printmenu = $option->{'printmenu'};
1262: if (exists($option->{'breadcrumb'})) {
1263: &Apache::lonhtmlcommon::add_breadcrumb
1264: ($option->{'breadcrumb'});
1265: }
1.48 albertel 1266: $help=$option->{'help'};
1.35 matthew 1267: }
1268: }
1269: $r->print(&Apache::lonhtmlcommon::breadcrumbs
1.48 albertel 1270: (undef,'Change Preferences',$help));
1.75 albertel 1271: my $error;
1.35 matthew 1272: if (defined($call)) {
1.75 albertel 1273: $error = $call->($r);
1.35 matthew 1274: }
1.75 albertel 1275: if ( ( ($printmenu eq 'yes')
1276: || ($printmenu eq 'not_on_error' && !$error) )
1277: && (!$env{'form.returnurl'})) {
1.35 matthew 1278: my $optionlist = '<table cellpadding="5">';
1.59 albertel 1279: if ($env{'user.name'} =~
1.62 raeburn 1280: /^(albertel|kortemey|fox|foxr|korte|hallmat3|turtle|raeburn)$/
1.35 matthew 1281: ) {
1282: push (@Options,({ action => 'debugtoggle',
1283: linktext => 'Toggle Debug Messages',
1284: text => 'Current Debug status is -'.
1.59 albertel 1285: $env{'user.debug'}.'-.',
1.35 matthew 1286: href => '/adm/preferences',
1287: printmenu => 'yes',
1288: subroutine => \&toggle_debug,
1289: }));
1290: }
1291: foreach my $option(@Options) {
1292: my $optiontext = '';
1293: if (exists($option->{'href'})) {
1294: $optiontext .=
1295: '<a href="'.$option->{'href'}.
1296: '?action='.$option->{'action'}.'">'.
1.47 albertel 1297: &mt($option->{'linktext'}).'</a>';
1.35 matthew 1298: }
1299: if (exists($option->{'text'})) {
1.47 albertel 1300: $optiontext .= ' '.&mt($option->{'text'});
1.35 matthew 1301: }
1302: if ($optiontext ne '') {
1303: $optiontext = '<font size="+1">'.$optiontext.'</font>';
1304: my $helplink = ' ';
1305: if (exists($option->{'help'})) {
1306: $helplink = &Apache::loncommon::help_open_topic
1307: ($option->{'help'});
1308: }
1309: $optionlist .= '<tr>'.
1310: '<td>'.$helplink.'</td>'.
1311: '<td>'.$optiontext.'</td>'.
1312: '</tr>';
1313: }
1.13 www 1314: }
1.35 matthew 1315: $optionlist .= '</table>';
1316: $r->print($optionlist);
1.59 albertel 1317: } elsif ($env{'form.returnurl'}) {
1318: $r->print('<br /><a href="'.$env{'form.returnurl'}.'"><font size="+1">'.
1.44 www 1319: &mt('Return').'</font></a>');
1.3 matthew 1320: }
1.76 ! albertel 1321: $r->print(&Apache::loncommon::end_page());
1.1 www 1322: return OK;
1.35 matthew 1323: }
1324:
1325: sub toggle_debug {
1.59 albertel 1326: if ($env{'user.debug'}) {
1.35 matthew 1327: &Apache::lonnet::delenv('user\.debug');
1328: } else {
1329: &Apache::lonnet::appenv('user.debug' => 1);
1330: }
1.13 www 1331: }
1.1 www 1332:
1333: 1;
1334: __END__
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