1: # The LearningOnline Network with CAPA
2: # Sending messages
3: #
4: # $Id: lonnotify.pm,v 1.38 2010/11/10 14:44:50 bisitz Exp $
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: #
28:
29: package Apache::lonnotify;
30:
31: use strict;
32: use Apache::lonnet;
33: use Apache::loncommon;
34: use Apache::courseclassifier;
35: use LONCAPA::Enrollment;
36: use Apache::Constants qw(:common :http);
37: use Apache::lonlocal;
38: use Mail::Send;
39: use HTML::TokeParser;
40: use HTML::Entities;
41: use lib '/home/httpd/lib/perl/';
42: use LONCAPA;
43:
44: sub handler {
45: my ($r) = @_;
46: &Apache::loncommon::content_type($r,'text/html');
47: $r->send_http_header;
48:
49: if ($r->header_only) {
50: return OK;
51: }
52: my $cdom = $env{'request.role.domain'};
53: unless (&Apache::lonnet::allowed('psa',$cdom)) {
54: # Not allowed to broadcast e-mail system-wide
55: $env{'user.error.msg'}="/adm/notify:psa:0:0:Cannot broadcast e-mail systemwide";
56: return HTTP_NOT_ACCEPTABLE;
57: }
58:
59: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
60: ['command']);
61: my $command = $env{'form.command'};
62: my $origin = $env{'form.origin'};
63:
64: &Apache::lonhtmlcommon::clear_breadcrumbs();
65:
66: &Apache::lonhtmlcommon::add_breadcrumb
67: ({href=>'/adm/notify',
68: text=>"Broadcast E-mail"});
69: if ($command eq 'process') {
70: &print_request_receipt($r,$command,$cdom);
71: } elsif ($command eq 'compose') {
72: &print_composition_form($r,$command,$cdom);
73: } elsif ($command eq 'pick_target') {
74: &print_selection_form($r,$command,$cdom);
75: } elsif ($command eq 'pick_display') {
76: &print_display_option_form($r,$command,$cdom);
77: } elsif ($command eq 'display') {
78: &print_display($r,$command,$cdom);
79: } else {
80: &print_front_page($r,'front',$cdom);
81: }
82: return OK;
83: }
84:
85: sub add_script {
86: my ($js) = @_;
87: return '<script type="text/javascript">'."\n".$js."\n".'</script>';
88: }
89:
90: sub start_page {
91: my ($jscript,$bread_title,$formname) = @_;
92:
93: my $loadcode;
94: if ((defined($env{'form.origin'}))
95: && ($env{'form.command'} eq 'compose'
96: || $env{'form.command'} eq 'pick_target'
97: || $env{'form.command'} eq 'pick_display')) {
98: if ($env{'form.origin'} ne '') {
99: $loadcode = 'javascript:setFormElements(document.'.$env{'form.command'}.')';
100: if (($env{'form.command'} eq 'pick_target')
101: && (($env{'form.origin'} eq 'compose')
102: || ($env{'form.origin'} eq 'process'))) {
103: if ($env{'form.coursepick'} eq 'category') {
104: $loadcode .= ';javascript:setCourseCat(document.'.$env{'form.command'}.')';
105: }
106: }
107: }
108: }
109:
110: my $start_page =
111: &Apache::loncommon::start_page('Broadcast e-mail to users', $jscript,
112: {'add_entries' =>
113: {'onload' => $loadcode,},});
114: my $breadcrumbs =
115: &Apache::lonhtmlcommon::breadcrumbs($bread_title,
116: 'Broadcast_system_email');
117: my $output = <<"ENDONE";
118: $start_page
119: $breadcrumbs
120: <br />
121: <form name="$formname" method="post" action="">
122: ENDONE
123:
124: return $output;
125: }
126:
127: sub end_page {
128: return '</form>'.&Apache::loncommon::end_page();
129: }
130:
131: sub print_front_page {
132: my ($r,$formname,$cdom) = @_;
133:
134: my $jscript = qq|
135: function next_page(caller) {
136: if (caller == 'view') {
137: document.front.command.value="pick_display"
138: }
139: else {
140: document.front.command.value="pick_target"
141: }
142: document.front.submit()
143: }
144: |;
145:
146:
147: my @menu=
148: ({ categorytitle=>'Broadcast e-mail to Domain',
149: items =>[
150: { linktext => 'Send e-mail to selected users',
151: url => 'javascript:next_page('."'new'".')',
152: permission => 1,
153: #help => '',
154: icon => 'mail-reply-all.png',
155: linktitle => 'Send a new e-mail to selected users from this domain'
156: },
157: { linktext => 'Display sent e-mails',
158: url => 'javascript:next_page('."'view'".')',
159: permission => 1,
160: #help => '',
161: icon => 'messalog.png',
162: linktitle => 'Display e-mail sent by Domain Coordinators in this domain'
163: },
164: ]
165: },
166: );
167:
168: $r->print(
169: &start_page(&add_script($jscript),
170: 'Broadcast e-mail to Domain', $formname)
171: .'<input type="hidden" name="command" />'
172: .&Apache::lonhtmlcommon::generate_menu(@menu)
173: .&end_page()
174: );
175: return;
176: }
177:
178: sub print_display_option_form {
179: my ($r,$formname,$cdom) = @_;
180: &Apache::lonhtmlcommon::add_breadcrumb({text=>"Display options"});
181:
182: my $cmd = 'display';
183: my $submit_text = &mt('Display e-mail');
184: my @roles = ('dc');
185: my $now = time;
186:
187: my $startdateform = &Apache::lonhtmlcommon::date_setter($formname,
188: 'startdate',
189: $now);
190: my $enddateform = &Apache::lonhtmlcommon::date_setter($formname,
191: 'enddate',
192: $now);
193: my %elements = (
194: startdate_month => 'selectbox',
195: startdate_hour => 'selectbox',
196: enddate_month => 'selectbox',
197: enddate_hour => 'selectbox',
198: startdate_day => 'text',
199: startdate_year => 'text',
200: startdate_minute => 'text',
201: startdate_second => 'text',
202: enddate_day => 'text',
203: enddate_year => 'text',
204: enddate_minute => 'text',
205: enddate_second => 'text',
206: sender => 'checkbox',
207: );
208: my $jscript = &Apache::lonhtmlcommon::set_form_elements(\%elements);
209:
210: my $output = &start_page(&add_script($jscript),
211: 'Broadcast e-mail display options', $formname);
212:
213: $output .= &Apache::lonhtmlcommon::start_pick_box();
214: $output .= &Apache::lonhtmlcommon::row_title(&mt('Date range'));
215: $output .= '<table><tr><td>'.&mt('Earliest to display:').' </td><td>'.
216: $startdateform.'</td></tr>';
217: $output .= '<tr><td>'.&mt('Latest to display:').' </td><td>'.$enddateform.
218: '</td></tr></table>';
219: $output .= &Apache::lonhtmlcommon::row_closure();
220: $output .= &Apache::lonhtmlcommon::row_title(&mt('Choose sender(s)'));
221: my %personnel = &Apache::lonnet::get_domain_roles($cdom,\@roles);
222: my @domcc = ();
223: foreach my $server (keys %personnel) {
224: foreach my $user (sort(keys %{$personnel{$server}})) {
225: my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
226: unless (grep/^$uname:$udom$/,@domcc) {
227: my %userinfo = &Apache::lonnet::get('environment',['lastname','firstname'],$udom,$uname);
228: $output .= '<input type="checkbox" name="sender" value="'.$uname.':'.$udom.'" /> '.$userinfo{'firstname'}.' '.$userinfo{'lastname'}.' ('.$uname.':'.$udom.')';
229: push (@domcc,$uname.':'.$udom);
230: }
231: }
232: }
233: $output .= &Apache::lonhtmlcommon::row_closure();
234: $output .= &Apache::lonhtmlcommon::submit_row(&mt('Submit'),$cmd,$submit_text);
235: $output .= &Apache::lonhtmlcommon::end_pick_box();
236: $output .= qq(<input type="hidden" name="sortby" value="date" />\n).
237: &end_page();
238: $r->print($output);
239: return;
240: }
241:
242: sub print_display {
243: my ($r,$formname,$cdom) = @_;
244: &Apache::lonhtmlcommon::add_breadcrumb
245: ({href=>"javascript:goBack('pick_display')",
246: text=>"Display options"},
247: {text=>"E-mail display"});
248:
249: my $msgcount = 0;
250: my $start = &Apache::lonhtmlcommon::get_date_from_form('startdate');
251: my $end = &Apache::lonhtmlcommon::get_date_from_form('enddate');
252: my @senders = &Apache::loncommon::get_env_multiple('form.sender');
253: my %sentmail = &Apache::lonnet::dcmaildump($cdom,$start,$end,\@senders);
254: my %dcmail = ();
255: my %Sortby = ();
256: my $jscript = <<"ENDSCRIPT";
257: function changeSort(caller) {
258: document.$formname.command.value = '$formname';
259: document.$formname.sortby.value = caller;
260: document.$formname.submit();
261: }
262: function goBack(target) {
263: document.$formname.command.value = target;
264: document.$formname.submit();
265: }
266:
267: ENDSCRIPT
268:
269: my $output = &start_page(&add_script($jscript),
270: 'Display Broadcast e-mail', $formname);
271:
272: foreach my $msgid (keys(%sentmail)) {
273: my %content = &Apache::lonmsg::unpackagemsg($sentmail{$msgid});
274: $msgcount ++;
275: %{$dcmail{$msgid}} = ();
276: foreach my $item (keys(%content)) {
277: if ($item eq 'recipient') {
278: foreach my $user (keys(%{$content{recipient}})) {
279: $dcmail{$msgid}{recipient}{$user} = $content{recipient}{$user};
280: }
281: } else {
282: $dcmail{$msgid}{$item} = $content{$item};
283: }
284: }
285: }
286: $output .= &Apache::loncommon::start_data_table();
287: if ($msgcount > 0) {
288: $output .= &Apache::loncommon::start_data_table_header_row().
289: '<th><a href="javascript:changeSort(\'date\')">Date</a></th>'.
290: '<th><a href="javascript:changeSort(\'subject\')">Subject</a></th>'.
291: '<th><a href="javascript:changeSort(\'sender\')">Sender</a></th>'.
292: '<th><a href="javascript:changeSort(\'message\')">Message</a></th>'.
293: '<th><a href="javascript:changeSort(\'recipients\')">Recipients</a></th>'.
294: &Apache::loncommon::end_data_table_header_row();
295:
296: if (($env{'form.sortby'} eq 'date') || ($env{'form.sortby'} eq '') || (!defined($env{'form.sortby'})) || (($env{'form.sortby'} eq 'sender') && (@senders <= 1))) {
297: foreach my $msgid (sort(keys(%dcmail))) {
298: my $recipients = '';
299: my ($date,undef,$sname,$sdom) =
300: &Apache::lonmsg::unpackmsgid($msgid,undef,1);
301: $date = &Apache::lonlocal::locallocaltime($date);
302: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipient}}))) {
303: $recipients .= $dcmail{$msgid}{recipient}{$user}.', ';
304: }
305: $recipients =~ s/,\s$//;
306: $output .= &Apache::loncommon::start_data_table_row().
307: '<td><small>'.$date.'</small></td>'.
308: '<td><small>'.&cr_to_br($dcmail{$msgid}{subject}).'</small></td>'.
309: '<td><small>'.$sname.':'.$sdom.'</small></td><td><small>'.&cr_to_br($dcmail{$msgid}{message}).'</small></td>'.
310: '<td><small>'.$recipients.'</small></td>'."\n".
311: &Apache::loncommon::end_data_table_row();
312: }
313: } else {
314: foreach my $msgid (sort(keys(%dcmail))) {
315: my ($date,undef,$sname,$sdom) =
316: &Apache::lonmsg::unpackmsgid($msgid,undef,1);
317: if ($env{'form.sortby'} eq 'subject') {
318: push @{$Sortby{$dcmail{$msgid}{subject}}},$msgid;
319: } elsif ($env{'form.sortby'} eq 'message') {
320: push @{$Sortby{$dcmail{$msgid}{message}}},$msgid;
321: } elsif ($env{'form.sortby'} eq 'recipients') {
322: my $recipients ='';
323: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipient}}))) {
324: $recipients .= $dcmail{$msgid}{recipient}{$user}.', ';
325: }
326: $recipients =~ s/,\s$//;
327: push @{$Sortby{$recipients}},$msgid;
328: } elsif ($env{'form.sortby'} eq 'sender') {
329: if (@senders > 1) {
330: push @{$Sortby{$sname.':'.$sdom}},$msgid;
331: }
332: }
333: }
334: foreach my $key (sort(keys(%Sortby))) {
335: foreach my $msgid (@{$Sortby{$key}}) {
336: my $recipients = '';
337: if ($env{'form.sortby'} eq 'recipients') {
338: $recipients = $key;
339: } else {
340: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipient}}))) {
341: $recipients .= $dcmail{$msgid}{recipient}{$user}.', ';
342: }
343: $recipients =~ s/,\s$//;
344: }
345: my ($date,undef,$sname,$sdom) =
346: &Apache::lonmsg::unpackmsgid($msgid,undef,1);
347: $date = &Apache::lonlocal::locallocaltime($date);
348: $output .= &Apache::loncommon::start_data_table_row().
349: '<td><small>'.$date.'</small></td>'.
350: '<td><small>'.&cr_to_br($dcmail{$msgid}{subject}).'</small></td>'.
351: '<td><small>'.$sname.':'.$sdom.'</small></td>'.
352: '<td><small>'.&cr_to_br($dcmail{$msgid}{message}).'</small></td>'.
353: '<td><small>'.$recipients.'</small></td>'."\n".
354: &Apache::loncommon::end_data_table_row();
355: }
356: }
357: }
358: } else {
359: $output .= &Apache::loncommon::start_data_table_empty_row().
360: '<td>No mail sent matching supplied criteria</td>'.
361: &Apache::loncommon::end_data_table_empty_row();
362: }
363: $output .= &Apache::loncommon::end_data_table();
364: $output .= &Apache::lonhtmlcommon::echo_form_input(['sortby','command','origin']);
365: my $curr_sortby;
366: if (defined($env{'form.sortby'})) {
367: $curr_sortby = $env{'form.sortby'};
368: } else {
369: $curr_sortby = 'date';
370: }
371: $output .= qq(<input type="hidden" name="origin" value="$formname" />\n);
372: $output .= qq(<input type="hidden" name="command" />\n);
373: $output .= qq(<input type="hidden" name="sortby" value="$curr_sortby" />\n);
374: $output .= &end_page();
375: $r->print($output);
376: return;
377: }
378:
379: sub print_selection_form {
380: my ($r,$formname,$cdom) = @_;
381: my %coursecodes = ();
382: my %codes = ();
383: my @codetitles = ();
384: my %cat_titles = ();
385: my %cat_order = ();
386: my %idlist = ();
387: my %idnums = ();
388: my %idlist_titles = ();
389: my $caller = 'global';
390: my $totcodes = 0;
391: my $format_reply;
392: my $jscript = '';
393: my %lt=&Apache::lonlocal::texthash(
394: 'buil' => 'Building valid e-mail address from username, if missing from preferences:',
395: 'kerb' => 'Kerberos: enter default for each realm used in the domain, with comma separation of entries',
396: 'infs' => 'Internal, Filesystem and Local authentication: enter single default.',
397: 'comp' => 'Compose E-mail'
398: );
399: &Apache::lonhtmlcommon::add_breadcrumb
400: ({text=>"Select Audience"});
401:
402: $totcodes = &Apache::courseclassifier::retrieve_instcodes(\%coursecodes,$cdom,$totcodes);
403: if ($totcodes > 0) {
404: $format_reply = &Apache::lonnet::auto_instcode_format($caller,$cdom,\%coursecodes,\%codes,\@codetitles,\%cat_titles,\%cat_order);
405: if ($format_reply eq 'ok') {
406: my $numtypes = @codetitles;
407: &Apache::courseclassifier::build_code_selections(\%codes,\@codetitles,\%cat_titles,\%cat_order,\%idlist,\%idnums,\%idlist_titles);
408: my ($scripttext,$longtitles) = &Apache::courseclassifier::javascript_definitions(\@codetitles,\%idlist,\%idlist_titles,\%idnums,\%cat_titles);
409: my $longtitles_str = join('","',@{$longtitles});
410: my $allidlist = $idlist{$codetitles[0]};
411: $jscript .= &Apache::courseclassifier::courseset_js_start($formname,$longtitles_str,$allidlist);
412: $jscript .= $scripttext;
413: $jscript .= &Apache::courseclassifier::javascript_code_selections($formname,@codetitles);
414: }
415: }
416: my @standardnames = &Apache::loncommon::get_standard_codeitems();
417:
418: my $cb_jscript = &Apache::loncommon::coursebrowser_javascript($cdom);
419:
420: my %elements = (
421: roles => 'selectbox',
422: types => 'selectbox',
423: Year => 'selectbox',
424: coursepick => 'radio',
425: coursetotal => 'text',
426: courselist => 'text',
427: internal => 'text',
428: krb4 => 'text',
429: krb5 => 'text',
430: localauth => 'text',
431: unix => 'text',
432: );
433: $jscript .= &Apache::lonhtmlcommon::set_form_elements(\%elements);
434: if ($env{'form.coursepick'} eq 'category') {
435: $jscript .= qq|
436: function setCourseCat(formname) {
437: if (formname.Year.options[formname.Year.selectedIndex].value == -1) {
438: return;
439: }
440: courseSet('$codetitles[0]');
441: for (var j=0; j<formname.Semester.length; j++) {
442: if (formname.Semester.options[j].value == "$env{'form.Semester'}") {
443: formname.Semester.options[j].selected = true;
444: }
445: }
446: if (formname.Semester.options[formname.Semester.selectedIndex].value == -1) {
447: return;
448: }
449: courseSet('$codetitles[1]');
450: for (var j=0; j<formname.Department.length; j++) {
451: if (formname.Department.options[j].value == "$env{'form.Department'}") {
452: formname.Department.options[j].selected = true;
453: }
454: }
455: if (formname.Department.options[formname.Department.selectedIndex].value == -1) {
456: return;
457: }
458: courseSet('$codetitles[2]');
459: for (var j=0; j<formname.Number.length; j++) {
460: if (formname.Number.options[j].value == "$env{'form.Number'}") {
461: formname.Number.options[j].selected = true;
462: }
463: }
464: }
465: |;
466: }
467:
468:
469: my $output = &start_page(&add_script($jscript).$cb_jscript,
470: 'Choose e-mail audience', $formname);
471:
472: $output .= &Apache::lonhtmlcommon::start_pick_box();
473: my @roles = ('ow','cc','in','ta','ep','st','cr');
474: my %longtypes = ();
475: my %authtypes = ();
476: &form_elements(\%longtypes,\%authtypes);
477: my $descrip = $lt{'buil'}.'
478: <ul>
479: <li>'.$lt{'kerb'}.'<br />(e.g., MSU.EDU=msu.edu, MSUE.EDU=msue.msu.edu).</li>
480: <li>'.$lt{'infs'}.'</li>
481: </ul>'."\n";
482: my $submit_text = $lt{'comp'};
483: my $cmd = 'compose';
484: $output .= &Apache::lonhtmlcommon::role_select_row(\@roles,&mt('Roles'));
485: $output .= &Apache::lonhtmlcommon::course_select_row(&mt('Courses'),$formname,$totcodes,\@codetitles,\%idlist,\%idlist_titles,undef,undef,\@standardnames);
486: $output .= &Apache::lonhtmlcommon::status_select_row(\%longtypes,&mt('Access status'));
487: $output .= &Apache::lonhtmlcommon::email_default_row(\%authtypes,&mt('Username -> E-mail conversion'),$descrip);
488: $output .= &Apache::lonhtmlcommon::submit_row(&mt('Submit'),$cmd,$submit_text);
489: $output .= &Apache::lonhtmlcommon::end_pick_box();
490: $output .= &end_page();
491: $r->print($output);
492: return;
493: }
494:
495: sub print_composition_form {
496: my ($r,$formname,$cdom) = @_;
497: &Apache::lonhtmlcommon::add_breadcrumb
498: ({href=>"javascript:goBack('pick_target')",
499: text=>"Select Audience"},
500: {text=>"Compose E-mail"});
501: my $jscript = &Apache::loncommon::check_uncheck_jscript();
502: $jscript .= qq|
503: function goBack(target) {
504: document.$formname.command.value = target;
505: document.$formname.submit();
506: }
507: |;
508:
509: my %lt=&Apache::lonlocal::texthash(
510: 'nore' => 'No recipients identified',
511: 'emad' => 'e-mail address',
512: );
513: my %elements = (
514: subject => 'text',
515: message => 'text',
516: sender => 'text',
517: recipient => 'checkbox',
518: );
519: $jscript .= &Apache::lonhtmlcommon::set_form_elements(\%elements);
520:
521: $r->print(&start_page(&add_script($jscript),
522: 'Broadcast e-mail to users', $formname));
523:
524: my $coursefilter = $env{'form.coursepick'};
525: my %courses;
526: if ($coursefilter eq 'all') {
527: %courses = &Apache::lonnet::courseiddump($cdom,'.','.','.','.','.',
528: undef,undef,'Course');
529: } elsif ($coursefilter eq 'category') {
530: my $instcode = &Apache::courseclassifier::instcode_from_selectors($cdom);
531: my $regexp = '';
532: if ($instcode eq '') {
533: $instcode = '.';
534: } else {
535: $regexp = 1;
536: }
537: %courses = &Apache::lonnet::courseiddump($cdom,'.','.',$instcode,'.','.',
538: undef,undef,'Course',$regexp);
539: } elsif ($coursefilter eq 'specific') {
540: if ($env{'form.coursetotal'} > 1) {
541: my @course_ids = split(/&&/,$env{'form.courselist'});
542: foreach my $cid (@course_ids) {
543: $courses{$cid} = '';
544: }
545: } else {
546: $courses{$env{'form.courselist'}} = '';
547: }
548: }
549:
550: my @types = &Apache::loncommon::get_env_multiple('form.types');
551: my @roles = &Apache::loncommon::get_env_multiple('form.roles');
552:
553: my %longtypes = ();
554: my %authtypes = ();
555: my %email_defaults = ();
556:
557: &form_elements(\%longtypes,\%authtypes);
558: foreach my $auth (keys(%authtypes)) {
559: if (exists($env{'form.'.$auth})) {
560: my $default = $env{'form.'.$auth};
561: $default =~ s/^,+//;
562: $default =~ s/,+$//;
563: if ($auth =~ /^krb/) {
564: %{$email_defaults{$auth}} = ();
565: if ($default =~ /,/) {
566: my @items = split(/,/,$default);
567: foreach my $item (@items) {
568: my ($realm,$value) = split(/=/,$item);
569: $email_defaults{$auth}{$realm} = $value;
570: }
571: } else {
572: my ($realm,$value) = split(/=/,$default);
573: $email_defaults{$auth}{$realm} = $value;
574: }
575: } else {
576: $email_defaults{$auth} = $default;
577: }
578: }
579: }
580:
581: my $sender = &get_user_info($env{'user.name'},%email_defaults);
582:
583: my %recipients = ();
584: my %users = ();
585: my %access = ();
586: my @sections = ();
587: my $totalrecip = 0;
588: my @unmatched = ();
589: foreach my $role (@roles) {
590: %{$users{$role}} = ();
591: }
592: foreach my $type (@types) {
593: $access{$type} = $type;
594: }
595: foreach my $course_id (keys(%courses)) {
596: my %coursehash =
597: &Apache::lonnet::coursedescription($course_id,{'one_time' => 1});
598: my $cdom = $coursehash{'domain'};
599: my $cnum = $coursehash{'num'};
600: &Apache::loncommon::get_course_users($cdom,$cnum,\%access,\@roles,\@sections,\%users);
601: }
602: foreach my $role (keys(%users)) {
603: foreach my $user (keys(%{$users{$role}})) {
604: unless (defined($recipients{$user})) {
605: $recipients{$user} = &get_user_info($user,%email_defaults);
606: if ($recipients{$user} eq '') {
607: push @unmatched, $user;
608: } else {
609: $totalrecip ++;
610: }
611: }
612: }
613: }
614: my $output;
615:
616: if ($totalrecip > 0) {
617: $output .= &Apache::lonhtmlcommon::start_pick_box();
618: $output .= &Apache::lonhtmlcommon::row_title(&mt('Subject'));
619: $output .= '<input type="text" name="subject" size="30" />';
620: $output .= &Apache::lonhtmlcommon::row_closure();
621: $output .= &Apache::lonhtmlcommon::row_title(&mt('Message'));
622: $output .= ' <textarea name="message" id="message"
623: cols="60" rows="10" wrap="hard"></textarea>';
624: $output .= &Apache::lonhtmlcommon::row_closure();
625: $output .= &Apache::lonhtmlcommon::row_title(&mt('Recipients'));
626: $output .= '<input type="button" value="check all"
627: onclick="javascript:checkAll(document.compose.recipient)" />
628: <input type="button" value="uncheck all"
629: onclick="javascript:uncheckAll(document.compose.recipient)" />
630: <br />';
631: $output .= &Apache::loncommon::start_data_table();
632: if (keys(%recipients) > 0) {
633: $output .= &Apache::loncommon::start_data_table_header_row();
634: $output .= '<th> <th>username:domain</th><th>'.$lt{'emad'}.'</th>';
635: $output .= &Apache::loncommon::end_data_table_header_row();
636: }
637: foreach my $username (sort(keys(%recipients))) {
638: $output .= &Apache::loncommon::start_data_table_row();
639: if ($recipients{$username} =~ /\@/) {
640: my $value=&escape($username).':'.&escape($recipients{$username});
641: $output .= '<td><input type="checkbox" name="recipient" value="'.$value.'" /></td><td>'.$username.'</td><td>'.$recipients{$username}.'</td>';
642: }
643: $output .= &Apache::loncommon::end_data_table_row();
644: }
645: $output .= &Apache::loncommon::end_data_table();
646: if (@unmatched) {
647: $output .= '<br /><br />'.&mt('Could not determine e-mail addresses for the following users:').'<ul>';
648: foreach my $username (sort @unmatched) {
649: $output .= '<li>'.$username.'</li>';
650: }
651: $output .= '</ul>';
652: }
653: $output .= &Apache::lonhtmlcommon::row_closure();
654: $output .= &Apache::lonhtmlcommon::row_title(&mt('Sender e-mail address'));
655: $output .= '<input type="text" name="sender" value="'.$sender.'" />';
656: $output .= &Apache::lonhtmlcommon::row_closure();
657: $output .= &Apache::lonhtmlcommon::submit_row(&mt('Submit'),'process',&mt('Send'));
658: $output .= &Apache::lonhtmlcommon::end_pick_box();
659: } else {
660: $output .= $lt{'nore'}."\n".
661: '<input type="hidden" name="command" value="" />'."\n";
662: }
663: $output .= '<input type="hidden" name="origin" value="'.$formname.'" />'."\n";
664: $output .= &Apache::lonhtmlcommon::echo_form_input(['command','origin','subject','message','recipient','sender'],);
665: $output .= &end_page();
666: $r->print($output);
667: return;
668: }
669:
670:
671: sub print_request_receipt {
672: my ($r,$formname,$dom) =@_;
673: my @recipients = &Apache::loncommon::get_env_multiple('form.recipient');
674: my $subject = $env{'form.subject'};
675: my $message = $env{'form.message'};
676: my $from = $env{'form.sender'};
677: my $jscript = <<ENDSCRIPT;
678: function goBack(target) {
679: document.$formname.command.value = target;
680: document.$formname.submit();
681: }
682: ENDSCRIPT
683:
684: &Apache::lonhtmlcommon::add_breadcrumb
685: ({href=>"javascript:goBack('pick_target')",
686: text=>"Select audience"});
687: &Apache::lonhtmlcommon::add_breadcrumb
688: ({href=>"javascript:goBack('compose')",
689: text=>"Compose E-mail"});
690: &Apache::lonhtmlcommon::add_breadcrumb
691: ({href=>"/adm/notify?command=process",
692: text=>"Outcome"});
693:
694:
695: my $output = &start_page(&add_script($jscript), 'E-mail Delivery',
696: $formname);
697:
698:
699: my @deliveries = ();
700: &broadcast_email(\@recipients,$subject,$from,$message,\@deliveries);
701: if (@deliveries > 0) {
702: $output .= &Apache::loncommon::start_data_table();
703: &store_mail($subject,$message,$dom,\@deliveries);
704: $output .= &Apache::loncommon::start_data_table_header_row().
705: '<th>'.&mt('Status').'</th>'.
706: '<th>'.&mt('Subject').'</th>'.
707: '<th>'.&mt('Message').'</th>'.
708: '<th>'.&mt('Recipents').'</th>'.
709: &Apache::loncommon::end_data_table_header_row();
710: $output .= &Apache::loncommon::start_data_table_row().
711: '<td valign="middle">'.&mt('Sent').'</td>'.
712: '<td valign="middle">'.&cr_to_br($subject).'</td>'.
713: '<td valign="middle">'.&cr_to_br($message).'</td>'.
714: '<td>';
715: foreach my $person (@deliveries) {
716: my ($username,$email) = split(/:/,$person);
717: $output .= &unescape($email).' ('.&unescape($username).')<br />'."\n";
718: }
719: $output .= '</td>'.
720: &Apache::loncommon::end_data_table_row().
721: &Apache::loncommon::end_data_table();
722: } else {
723: $output .= 'No mail sent - no recipients identified';
724: }
725: $output .= '<br /><a href="/adm/notify">'.&mt('Send another e-mail').'</a>'."\n";
726: $output .= '<input type="hidden" name="command" />'."\n".
727: '<input type="hidden" name="origin" value="'.$formname.'" />'."\n";
728: $output .= &Apache::lonhtmlcommon::echo_form_input(['command','origin']);
729: $output .= &end_page();
730: $r->print($output);
731: return;
732: }
733:
734: sub broadcast_email {
735: my ($recipients,$subject,$from,$message,$deliveries)=@_;
736: # Should implement staggered delivery for large numbers of recipients?.
737: foreach my $user (@{$recipients}) {
738: my $msg = new Mail::Send;
739: my ($username,$to) = split(/:/,$user);
740: $username = &unescape($username);
741: $to = &unescape($to);
742: $msg->to($to);
743: $msg->subject($subject);
744: $msg->add('From',"$from");
745: $msg->add('Content-type','text/plain; charset=UTF-8');
746: if (my $fh = $msg->open()) {
747: print $fh $message;
748: $fh->close;
749: push(@{$deliveries},$user);
750: }
751: }
752: }
753:
754: sub get_user_info {
755: my ($user,%email_defaults) = @_;
756: my ($uname,$udom) = split(/:/,$user);
757: my @emailtypes = ('permanentemail','critnotification','notification');
758: my %userinfo = &Apache::loncommon::getemails($uname,$udom);
759: my $email = '';
760: foreach my $type (@emailtypes) {
761: $email = $userinfo{$type};
762: if ($email =~ /\@/) {
763: last;
764: }
765: }
766: if ($email eq '') {
767: my $authinfo = &Apache::lonnet::queryauthenticate($uname,$udom);
768: my ($authtype,$autharg) = split(/:/,$authinfo);
769: if ($authtype =~ /^krb/) {
770: if (defined($email_defaults{$authtype}{$autharg})) {
771: $email = $uname.'@'.$email_defaults{$authtype}{$autharg};
772: }
773: } else {
774: if ((defined($email_defaults{$authtype})) && ($email_defaults{$authtype} ne '')) {
775: $email = $uname.'@'.$email_defaults{$authtype};
776: }
777: }
778: }
779: return $email;
780: }
781:
782: sub form_elements {
783: my ($longtypes,$authtypes) = @_;
784: %{$longtypes} = (
785: active => &mt('Currently has access'),
786: previous => &mt('Previously had access'),
787: future => &mt('Will have future access'),
788: );
789: %{$authtypes} = (
790: krb4 => 'Kerberos 4',
791: krb5 => 'Kerberos 5',
792: internal => 'Internal (LON-CAPA)',
793: unix => 'Filesystem (UNIX)',
794: localauth => 'Local/Customized',
795: );
796: return;
797: }
798:
799: sub store_mail {
800: my ($subject,$message,$domain,$recipients,$attachmenturl) = @_;
801: my $msgid;
802: ($msgid,$message) = &Apache::lonmsg::packagemsg($subject,$message,undef,undef,
803: $attachmenturl,$recipients,undef,undef,'dcmail');
804:
805: # Store in dc email db files on primary library server for domain.
806: my $server = &Apache::lonnet::domain($domain,'primary');
807: if (defined($server)) {
808: unless (&Apache::lonnet::dcmailput($domain,$msgid,$message,$server)
809: eq 'ok') {
810: &Apache::lonnet::logthis('Storage of dc mail failed for domain'.
811: $domain.' for server: '. $server.'. Message ID was '.$msgid);
812: }
813: } else {
814: &Apache::lonnet::logthis('Storage of dc mail failed for domain'.
815: $domain.' as no primary server identified. Message ID was '.$msgid);
816: }
817: }
818:
819: sub cr_to_br {
820: my $incoming = shift;
821: $incoming =~ s/\n/\<br \/\>/g;
822: return $incoming;
823: }
824:
825: 1;
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