1: #
2: # Copyright Michigan State University Board of Trustees
3: #
4: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
5: #
6: # LON-CAPA is free software; you can redistribute it and/or modify
7: # it under the terms of the GNU General Public License as published by
8: # the Free Software Foundation; either version 2 of the License, or
9: # (at your option) any later version.
10: #
11: # LON-CAPA is distributed in the hope that it will be useful,
12: # but WITHOUT ANY WARRANTY; without even the implied warranty of
13: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14: # GNU General Public License for more details.
15: #
16: # You should have received a copy of the GNU General Public License
17: # along with LON-CAPA; if not, write to the Free Software
18: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19: #
20: # /home/httpd/html/adm/gpl.txt
21: #
22: # http://www.lon-capa.org/
23: #
24:
25: package Apache::lonnotify;
26:
27: use strict;
28: use Apache::lonnet;
29: use Apache::loncommon;
30: use Apache::lonsupportreq;
31: use LONCAPA::Enrollment;
32: use Apache::Constants qw(:common :http);
33: use Apache::lonlocal;
34: use Mail::Send;
35: use HTML::TokeParser;
36: use HTML::Entities;
37:
38: sub handler {
39: my ($r) = @_;
40: &Apache::loncommon::content_type($r,'text/html');
41: $r->send_http_header;
42:
43: if ($r->header_only) {
44: return OK;
45: }
46: my $cdom = $env{'request.role.domain'};
47: unless (&Apache::lonnet::allowed('psa',$cdom)) {
48: # Not allowed to broadcast e-mail system-wide
49: $env{'user.error.msg'}="/adm/notify:psa:0:0:Cannot broadcast e-mail systemwide";
50: return HTTP_NOT_ACCEPTABLE;
51: }
52:
53: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
54: ['command']);
55: my $command = $env{'form.command'};
56: &Apache::lonhtmlcommon::clear_breadcrumbs();
57: my %ltext=&Apache::lonlocal::texthash(
58: 'note' => 'Notification E-mail',
59: );
60: my $function = &Apache::loncommon::get_users_function();
61: my $tablecolor = &Apache::loncommon::designparm($function.'.tabbg');
62: my $bodytag = &Apache::loncommon::bodytag('Broadcast e-mail to users');
63: my $html=&Apache::lonxml::xmlbegin();
64: &Apache::lonhtmlcommon::add_breadcrumb
65: ({href=>'/adm/notify',
66: text=>"Broadcast E-mail"});
67: if ($command eq 'process') {
68: &print_request_receipt($r,$cdom,$tablecolor,$bodytag,$html,\%ltext);
69: } elsif ($command eq 'compose') {
70: &print_composition_form($r,$cdom,$tablecolor,$bodytag,$html,\%ltext);
71: } elsif ($command eq 'pick_target') {
72: &print_selection_form($r,$cdom,$tablecolor,$bodytag,$html,\%ltext);
73: } elsif ($command eq 'pick_display') {
74: &print_display_option_form($r,$cdom,$tablecolor,$bodytag,$html,\%ltext);
75: } elsif ($command eq 'display') {
76: &print_display($r,$cdom,$tablecolor,$bodytag,$html,\%ltext);
77: } else {
78: &print_front_page($r,$cdom,$tablecolor,$bodytag,$html,\%ltext);
79: }
80: return OK;
81: }
82:
83: sub print_front_page {
84: my ($r,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
85: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
86: (undef,'Broadcast e-mail to Domain','Broadcast_system_email');
87: my $jscript = qq|
88: function next_page(caller) {
89: if (caller == 'view') {
90: document.front.command.value="pick_display"
91: }
92: else {
93: document.front.command.value="pick_target"
94: }
95: document.front.submit()
96: }
97: |;
98: my %lt=&Apache::lonlocal::texthash(
99: 'note' => 'Notification E-mail',
100: );
101: my $output = <<"ENDONE";
102: $html
103: <head>
104: <title>LON-CAPA $lt{'note'}</title>
105: <script type"text/javascript">
106: $jscript
107: </script>
108: </head>
109: $bodytag
110: $breadcrumbs
111: <br />
112: ENDONE
113: $output .= '<form name="front" method="post">'.
114: '<input type="hidden" name="command" />';
115: $output .= &Apache::lonhtmlcommon::start_pick_box();
116: $output .= '<table cellspacing="8" cellpadding="8">'.
117: '<tr><td><a href="javascript:next_page('."'new'".')">'.
118: 'Send a new e-mail message to selected users from this domain</a></td></tr><tr>'.
119: '<td><a href="javascript:next_page('."'view'".')">'.
120: 'Display e-mail sent by Domain Coordinators in this domain'.
121: '</a></td></tr></table>';
122: $output .= &Apache::lonhtmlcommon::end_pick_box();
123: $output .= qq(
124: </form>
125: </body>
126: </html>);
127: $r->print($output);
128: return;
129: }
130:
131: sub print_display_option_form {
132: my ($r,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
133: &Apache::lonhtmlcommon::add_breadcrumb
134: ({text=>"Display options"});
135: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
136: (undef,'Broadcast e-mail display options','Broadcast_system_email');
137: my $table_width = '';
138: my $col_width = '200';
139: my $formname = 'display_options';
140: my $cmd = 'display';
141: my $submit_text = 'Display e-mail';
142: my @roles = ('dc');
143: my $now = time;
144: my %lt=&Apache::lonlocal::texthash(
145: 'note' => 'Notification E-mail',
146: );
147: my $startdateform = &Apache::lonhtmlcommon::date_setter($formname,
148: 'startdate',
149: $now);
150: my $enddateform = &Apache::lonhtmlcommon::date_setter($formname,
151: 'enddate',
152: $now);
153: my $jscript;
154: my $output = <<"ENDONE";
155: $html
156: <head>
157: <title>LON-CAPA $lt{'note'}</title>
158: <script type"text/javascript">
159: $jscript
160: </script>
161: </head>
162: $bodytag
163: $breadcrumbs
164: <br />
165: <form method="post" name="$formname">
166: ENDONE
167: $output .= &Apache::lonhtmlcommon::start_pick_box($table_width);
168: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Date range'));
169: $output .= '<td><table><tr><td>Earliest to display: </td><td>'.
170: $startdateform.'</td></tr>';
171: $output .= '<tr><td>Latest to display: </td><td>'.$enddateform.
172: '</td></tr></table></td>';
173: $output .= &Apache::lonhtmlcommon::row_closure();
174: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Choose sender(s)'));
175: my %personnel = &Apache::lonnet::get_domain_roles($cdom,\@roles);
176: $output .= '<td>';
177: my @domcc = ();
178: foreach my $server (keys %personnel) {
179: foreach my $user (sort(keys %{$personnel{$server}})) {
180: my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
181: unless (grep/^$uname:$udom$/,@domcc) {
182: my %userinfo = &Apache::lonnet::get('environment',['lastname','firstname'],$udom,$uname);
183: $output .= '<input type="checkbox" name="sender" value="'.$uname.':'.$udom.'" /> '.$userinfo{firstname}.' '.$userinfo{lastname}.' ('.$uname.':'.$udom.')';
184: push (@domcc,$uname.':'.$udom);
185: }
186: }
187: }
188: $output .= '</td>';
189: $output .= &Apache::lonhtmlcommon::row_closure();
190: $output .= &Apache::lonhtmlcommon::submit_row($col_width,$tablecolor,&mt('Submit'),$cmd,$submit_text);
191: $output .= &Apache::lonhtmlcommon::end_pick_box();
192: $output .= qq(
193: <input type="hidden" name="sortby" value="date" />
194: </form>
195: </body>
196: </html>);
197: $r->print($output);
198: return;
199: }
200:
201: sub print_display {
202: my ($r,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
203: &Apache::lonhtmlcommon::add_breadcrumb
204: ({href=>'/adm/notify?command=pick_display',
205: text=>"Display options"},
206: {text=>"E-mail display"});
207: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
208: (undef,'Display Broadcast e-mail','Broadcast_system_email');
209: my $table_width = '';
210: my $col_width = '200';
211: my $rowColor1 = "#ffffff";
212: my $rowColor2 = "#eeeeee";
213: my $rowColor;
214: my $msgcount = 0;
215: my $formname = 'display_sent';
216: my $start = &Apache::lonhtmlcommon::get_date_from_form('startdate');
217: my $end = &Apache::lonhtmlcommon::get_date_from_form('enddate');
218: my @senders = &Apache::loncommon::get_env_multiple('form.sender');
219: my %sentmail = &Apache::lonnet::dcmaildump($cdom,$start,$end,\@senders);
220: my %dcmail = ();
221: my %Sortby = ();
222: my $jscript = <<"ENDSCRIPT";
223: function changeSort(caller) {
224: document.$formname.sortby.value = caller;
225: document.$formname.submit();
226: }
227: ENDSCRIPT
228: my $output = <<"ENDONE";
229: $html
230: <head>
231: <title>LON-CAPA $$ltext{'note'}</title>
232: <script type"text/javascript">
233: $jscript
234: </script>
235: </head>
236: $bodytag
237: $breadcrumbs
238: <br />
239: <form method="post" name="$formname">
240: ENDONE
241:
242: foreach my $server (keys(%sentmail)) {
243: foreach my $msgid (keys(%{$sentmail{$server}})) {
244: my %content = &unpackagemail($sentmail{$server}{$msgid});
245: if (defined($dcmail{$msgid})) {
246: foreach my $user (keys(%{$content{'recipients'}})) {
247: $dcmail{$msgid}{recipients}{$user} = $content{recipients}{$user};
248: }
249: } else {
250: $msgcount ++;
251: %{$dcmail{$msgid}} = ();
252: foreach my $item (keys(%content)) {
253: if ($item eq 'recipients') {
254: foreach my $user (keys(%{$content{recipients}})) {
255: $dcmail{$msgid}{recipients}{$user} = $content{recipients}{$user};
256: }
257: } else {
258: $dcmail{$msgid}{$item} = $content{$item};
259: }
260: }
261: }
262: }
263: }
264: $output .= &Apache::lonhtmlcommon::start_pick_box();
265: if ($msgcount > 0) {
266: my $rowNum = 0;
267: $output .= '<tr><td><table cellpadding="4" cellspacing="2" width="100%">
268: <tr bgcolor="'.$tablecolor.'" align="center">
269: <td><b><a href="javascript:changeSort('."'date'".')">Date</a></b></td>
270: <td><b><a href="javascript:changeSort('."'subject'".')">Subject</a></b></td>
271: <td><b><a href="javascript:changeSort('."'sender'".')">Sender</a></b></td>
272: <td><b><a href="javascript:changeSort('."'message'".')">Message</a></b></td>
273: <td><b><a href="javascript:changeSort('."'recipients'".')">Recipients</a></b></td>
274: </tr>';
275: if (($env{'form.sortby'} eq 'date') || ($env{'form.sortby'} eq '') || (!defined($env{'form.sortby'})) || (($env{'form.sortby'} eq 'sender') && (@senders <= 1))) {
276: foreach my $msgid (sort(keys(%dcmail))) {
277: if ($rowNum %2 == 1) {
278: $rowColor = $rowColor1;
279: } else {
280: $rowColor = $rowColor2;
281: }
282: my $recipients = '';
283: my ($date,$subj,$sname,$sdom,$cdom) = split(/:/,$msgid,5);
284: $date = &Apache::lonlocal::locallocaltime($date);
285: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipients}}))) {
286: $recipients .= $dcmail{$msgid}{recipients}{$user}.', ';
287: }
288: $recipients =~ s/,\s$//;
289: $output .= '<tr bgcolor="'.$rowColor.'"><td><small>'.$date.'</small></td><td><small>'.&cr_to_br($dcmail{$msgid}{subject}).'</small></td><td><small>'.$sname.':'.$sdom.'</small></td><td><small>'.&cr_to_br($dcmail{$msgid}{message}).'</small></td><td><small>'.$recipients.'</small></td></tr>'."\n";
290: $rowNum ++;
291: }
292: } else {
293: foreach my $msgid (sort(keys(%dcmail))) {
294: my ($date,$subj,$sname,$sdom,$cdom) = split(/:/,$msgid,5);
295: if ($env{'form.sortby'} eq 'subject') {
296: push @{$Sortby{$dcmail{$msgid}{subject}}},$msgid;
297: } elsif ($env{'form.sortby'} eq 'message') {
298: push @{$Sortby{$dcmail{$msgid}{message}}},$msgid;
299: } elsif ($env{'form.sortby'} eq 'recipients') {
300: my $recipients ='';
301: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipients}}))) {
302: $recipients .= $dcmail{$msgid}{recipients}{$user}.', ';
303: }
304: $recipients =~ s/,\s$//;
305: push @{$Sortby{$recipients}},$msgid;
306: } elsif ($env{'form.sortby'} eq 'sender') {
307: if (@senders > 1) {
308: push @{$Sortby{$sname.':'.$sdom}},$msgid;
309: }
310: }
311: }
312: foreach my $key (sort(keys(%Sortby))) {
313: foreach my $msgid (@{$Sortby{$key}}) {
314: if ($rowNum %2 == 1) {
315: $rowColor = $rowColor1;
316: } else {
317: $rowColor = $rowColor2;
318: }
319: my $recipients = '';
320: if ($env{'form.sortby'} eq 'recipients') {
321: $recipients = $key;
322: } else {
323: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipients}}))) {
324: $recipients .= $dcmail{$msgid}{recipients}{$user}.', ';
325: }
326: $recipients =~ s/,\s$//;
327: }
328:
329: my ($date,$subj,$sname,$sdom,$cdom) = split(/:/,$msgid,5);
330: $date = &Apache::lonlocal::locallocaltime($date);
331: $output .= '<tr bgcolor="'.$rowColor.'"><td><small>'.$date.'</small></td><td><small>'.&cr_to_br($dcmail{$msgid}{subject}).'</small></td><td><small>'.$sname.':'.$sdom.'</small></td><td><small>'.&cr_to_br($dcmail{$msgid}{message}).'</small></td><td><small>'.$recipients.'</small></td></tr>'."\n";
332: $rowNum ++;
333: }
334: }
335: }
336: $output .= '</table></td></tr>';
337: } else {
338: $output .= '<tr bgcolor="#ffffff"><td> </td><td><br><center><i><b><small> No mail sent matching supplied criteria </small><br><br></b></i></td><td> </td></tr>';
339: }
340: $output .= &Apache::lonhtmlcommon::end_pick_box();
341: $output .= &echo_form_input();
342: unless (defined($env{'form.sortby'})) {
343: $output .= qq(<input type="hidden" name="sortby" value="date" />\n);
344: }
345: $output .= qq(
346: </form>
347: </body>
348: </html>);
349: $r->print($output);
350: return;
351: }
352:
353: sub print_selection_form {
354: my ($r,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
355: my %coursecodes = ();
356: my %codes = ();
357: my @codetitles = ();
358: my %cat_titles = ();
359: my %cat_order = ();
360: my %idlist = ();
361: my %idnums = ();
362: my %idlist_titles = ();
363: my $caller = 'global';
364: my $totcodes = 0;
365: my $format_reply;
366: my $jscript = '';
367: my $formname = 'rolefilter';
368: my $table_width = '100%';
369: my $col_width = '200';
370: my %lt=&Apache::lonlocal::texthash(
371: 'note' => 'Notification E-mail',
372: 'buil' => 'Building valid e-mail address from username, if missing from preferences:',
373: 'kerb' => 'Kerberos: enter default for each realm used in the domain, with comma separation of entries',
374: 'infs' => 'Internal, Filesystem and Local authentication: enter single default.',
375: 'comp' => 'Compose Message'
376: );
377: my $loaditems = qq|
378: function initialize_codes() {
379: return;
380: }
381: |;
382: &Apache::lonhtmlcommon::add_breadcrumb
383: ({text=>"Select Audience"});
384:
385: $totcodes = &Apache::lonsupportreq::retrieve_instcodes(\%coursecodes,$cdom,$totcodes);
386: if ($totcodes > 0) {
387: $format_reply = &Apache::lonnet::auto_instcode_format($caller,$cdom,\%coursecodes,\%codes,\@codetitles,\%cat_titles,\%cat_order);
388: if ($format_reply eq 'ok') {
389: my $numtypes = @codetitles;
390: &Apache::lonsupportreq::build_code_selections(\%codes,\@codetitles,\%cat_titles,\%cat_order,\%idlist,\%idnums,\%idlist_titles);
391: &Apache::lonsupportreq::javascript_code_selections($formname,$numtypes,\%cat_titles,\$jscript,\%idlist,\%idnums,\%idlist_titles,\@codetitles);
392: $loaditems = '';
393: }
394: }
395:
396: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
397: (undef,'Choose e-mail audience','Broadcast_system_email');
398: my $cb_jscript = &Apache::loncommon::coursebrowser_javascript($cdom);
399: my $output = <<"ENDONE";
400: $html
401: <head>
402: <title>LON-CAPA $lt{'note'}</title>
403: <script type"text/javascript">
404: $jscript
405: </script>
406: $cb_jscript
407: </head>
408: $bodytag
409: $breadcrumbs
410: <br />
411: <form method="post" name="$formname">
412: ENDONE
413: $output .= &Apache::lonhtmlcommon::start_pick_box($table_width);
414: my @roles = ('ow','cc','in','ta','ep','ad','st','cr');
415: my %longtypes = ();
416: my %authtypes = ();
417: &form_elements(\%longtypes,\%authtypes);
418: my $descrip = $lt{'buil'}.'
419: <ul>
420: <li>'.$lt{'kerb'}.'<br />(e.g., MSU.EDU=msu.edu, MSUE.EDU=msue.msu.edu).</li>
421: <li>'.$lt{'infs'}.'</li>
422: </ul>'."\n";
423: my $submit_text = $lt{'comp'};
424: my $cmd = 'compose';
425: $output .= &Apache::lonhtmlcommon::role_select_row(\@roles,$col_width,$tablecolor,'Roles');
426: $output .= &Apache::lonhtmlcommon::course_select_row($col_width,$tablecolor,'Courses',$formname,$totcodes,\@codetitles,\%idlist,\%idlist_titles);
427: $output .= &Apache::lonhtmlcommon::status_select_row(\%longtypes,$col_width,$tablecolor,&mt('Access status'));
428: $output .= &Apache::lonhtmlcommon::email_default_row(\%authtypes,$col_width,$tablecolor,&mt('Username -> Email conversion'),$descrip);
429: $output .= &Apache::lonhtmlcommon::submit_row($col_width,$tablecolor,&mt('Submit'),$cmd,$submit_text);
430: $output .= &Apache::lonhtmlcommon::end_pick_box();
431: $output .= qq(
432: </form>
433: </body>
434: </html>);
435: $r->print($output);
436: return;
437: }
438:
439: sub print_composition_form {
440: my ($r,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
441: &Apache::lonhtmlcommon::add_breadcrumb
442: ({href=>'/adm/notify?command=pick_target',
443: text=>"Select Audience"},
444: {text=>"Compose Message"});
445: my $jscript = &Apache::loncommon::check_uncheck_jscript();
446: my $breadcrumbs = (&Apache::lonhtmlcommon::breadcrumbs
447: (undef,'Broadcast e-mail to users','Broadcast_system_email'));
448:
449: my %lt=&Apache::lonlocal::texthash(
450: 'note' => 'Notification E-mail',
451: 'nore' => 'No recipients identified',
452: 'emad' => 'e-mail address',
453: );
454: $r->print(<<ENDONE);
455: $html
456: <head>
457: <title>LON-CAPA $lt{'note'}</title>
458: <script type="text/javascript">
459: $jscript
460: </script>
461: </head>
462: $bodytag $breadcrumbs
463: <br />
464: ENDONE
465: my $coursefilter = $env{'form.coursepick'};
466: my %courses = ();
467: if ($coursefilter eq 'all') {
468: %courses = &Apache::lonnet::courseiddump($cdom,'.','.','.','.','.');
469: } elsif ($coursefilter eq 'category') {
470: my $instcode = '';
471: my @cats = ('Semester','Year','Department','Number');
472: foreach my $category (@cats) {
473: if (defined($env{'form.'.$category})) {
474: unless ($env{'form.'.$category} eq '-1') {
475: $instcode .= $env{'form.'.$category};
476: }
477: }
478: }
479: if ($instcode eq '') {
480: $instcode = '.';
481: }
482: %courses = &Apache::lonnet::courseiddump($cdom,'.','.',$instcode,'.','.');
483: } elsif ($coursefilter eq 'specific') {
484: if ($env{'form.coursetotal'} > 1) {
485: my @course_ids = split(/&&/,$env{'form.courselist'});
486: foreach (@course_ids) {
487: $courses{$_} = '';
488: }
489: } else {
490: $courses{$env{'form.courselist'}} = '';
491: }
492: }
493:
494: my @types = &Apache::loncommon::get_env_multiple('form.types');
495: my @roles = &Apache::loncommon::get_env_multiple('form.roles');
496:
497: my %longtypes = ();
498: my %authtypes = ();
499: my %email_defaults = ();
500: my $table_width = '100%';
501: my $col_width = '200';
502:
503: &form_elements(\%longtypes,\%authtypes);
504: foreach my $auth (keys(%authtypes)) {
505: if (exists($env{'form.'.$auth})) {
506: my $default = $env{'form.'.$auth};
507: $default =~ s/^,+//;
508: $default =~ s/,+$//;
509: if ($auth =~ /^krb/) {
510: %{$email_defaults{$auth}} = ();
511: if ($default =~ /,/) {
512: my @items = split(/,/,$default);
513: foreach my $item (@items) {
514: my ($realm,$value) = split(/=/,$item);
515: $email_defaults{$auth}{$realm} = $value;
516: }
517: } else {
518: my ($realm,$value) = split(/=/,$default);
519: $email_defaults{$auth}{$realm} = $value;
520: }
521: } else {
522: $email_defaults{$auth} = $default;
523: }
524: }
525: }
526:
527: my $sender = &get_user_info($env{'user.name'},%email_defaults);
528:
529: my %recipients = ();
530: my %users = ();
531: my %access = ();
532: my $totalrecip = 0;
533: my @unmatched = ();
534: foreach my $role (@roles) {
535: %{$users{$role}} = ();
536: }
537: foreach my $type (@types) {
538: $access{$type} = $type;
539: }
540: foreach my $course_id (keys(%courses)) {
541: my ($cdom,$cnum) = split(/_/,$course_id);
542: &Apache::loncommon::get_course_users($cdom,$cnum,\%access,\@roles,\%users);
543: }
544: foreach my $role (keys(%users)) {
545: foreach my $user (keys(%{$users{$role}})) {
546: unless (defined($recipients{$user})) {
547: $recipients{$user} = &get_user_info($user,%email_defaults);
548: if ($recipients{$user} eq '') {
549: push @unmatched, $user;
550: } else {
551: $totalrecip ++;
552: }
553: }
554: }
555: }
556: my $output = '<form name="compose" method="post">'."\n";
557:
558: if ($totalrecip > 0) {
559: $output .= &Apache::lonhtmlcommon::start_pick_box($table_width);
560: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Subject'));
561: $output .= ' <td><input type="text" name="subject" size="30" /></td>';
562: $output .= &Apache::lonhtmlcommon::row_closure();
563: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Message'));
564: $output .= ' <td><textarea name="message" id="message"
565: cols="60" rows="10" wrap="hard"></textarea></td>';
566: $output .= &Apache::lonhtmlcommon::row_closure();
567: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Recipients'));
568: $output .= '<td><input type="button" value="check all"
569: onclick="javascript:checkAll(document.compose.recipient)" />
570: <input type="button" value="uncheck all"
571: onclick="javascript:uncheckAll(document.compose.recipient)" />
572: <br /><table border="0">';
573: if (keys(%recipients) > 0) {
574: $output .= '<tr><td> </td><td><small><b>username:domain</b></small></td><td> </td><td><small><b>'.$lt{'emad'}.'</b></small></td></tr>';
575: }
576: foreach my $username (sort(keys(%recipients))) {
577: if ($recipients{$username} =~ /\@/) {
578: my $value=&Apache::lonnet::escape($username).':'.&Apache::lonnet::escape($recipients{$username});
579: $output .= '<tr><td><input type="checkbox" name="recipient" value="'.$value.'" checked="checked" /></td><td>'.$username.'</td><td> </td><td>'.$recipients{$username}.'</td></tr>';
580: }
581: }
582: $output .= '</table>';
583: if (@unmatched) {
584: $output .= '<br /><br />'.&mt('Could not determine e-mail addresses for the following users:').'<ul>';
585: foreach my $username (sort @unmatched) {
586: $output .= '<li>'.$username.'</li>';
587: }
588: $output .= '</ul>';
589: }
590: $output .= '</td>';
591: $output .= &Apache::lonhtmlcommon::row_closure();
592: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Sender e-mail address'));
593: $output .= '<td><input type="text" name="sender" value="'.$sender.'" /></td>';
594: $output .= &Apache::lonhtmlcommon::row_closure();
595: $output .= &Apache::lonhtmlcommon::submit_row($col_width,$tablecolor,&mt('Submit'),'process',&mt('Send Message'));
596: $output .= &Apache::lonhtmlcommon::end_pick_box();
597: } else {
598: $output .= $lt{'nore'};
599: }
600: $output .= &echo_form_input('command');
601: $output .= '</form></body></html>';
602: $r->print($output);
603: return;
604: }
605:
606:
607: sub print_request_receipt {
608: my ($r,$dom,$tablecolor,$bodytag,$html,$ltext) =@_;
609: my @recipients = &Apache::loncommon::get_env_multiple('form.recipient');
610: my $subject = $env{'form.subject'};
611: my $message = $env{'form.message'};
612: my $from = $env{'form.sender'};
613: my $jscript = <<ENDSCRIPT;
614: function showCompose() {
615: document.goback.command.value = 'compose';
616: document.goback.submit();
617: }
618: ENDSCRIPT
619: &Apache::lonhtmlcommon::add_breadcrumb
620: ({href=>'/adm/notify?command=pick_target',
621: text=>"Select audience"});
622: &Apache::lonhtmlcommon::add_breadcrumb
623: ({href=>'javascript:showCompose()',
624: text=>"Compose Message"});
625: &Apache::lonhtmlcommon::add_breadcrumb
626: ({href=>'/adm/notify?command=process',
627: text=>"Outcome"});
628: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
629: (undef,'E-mail Delivery','Broadcast_system_email');
630: my $output = <<ENDONE;
631: $html
632: <head>
633: <title>LON-CAPA Notification E-mail</title>
634: <script type"text/javascript">
635: $jscript
636: </script>
637: </head>
638: $bodytag
639: $breadcrumbs
640: <br />
641: <form name="goback" method="post">
642: ENDONE
643: $output .= &Apache::lonhtmlcommon::start_pick_box();
644: my @deliveries = ();
645: &broadcast_email(\@recipients,$subject,$from,$message,\@deliveries);
646: if (@deliveries > 0) {
647: &store_mail($subject,$message,$dom,\@deliveries);
648: $output .= '<tr>
649: <td>
650: <table cellpadding="4" cellspacing="2" width="100%">
651: <tr bgcolor="'.$tablecolor.'" align="center">
652: <td><b>Status</b></td>
653: <td><b>Subject</b></td>
654: <td><b>Message</b></td>
655: <td><b>Recipients</b></td>
656: </tr>
657: <tr bgcolor="#eeeeee">
658: <td valign="middle">Sent</td>
659: <td valign="middle">'.&cr_to_br($subject).'</td>
660: <td valign="middle">'.&cr_to_br($message).'</td>
661: <td>';
662: foreach my $person (@deliveries) {
663: my ($username,$email) = split(/:/,$person);
664: $output .= &Apache::lonnet::unescape($email).' ('.&Apache::lonnet::unescape($username).')<br />'."\n";
665: }
666: $output .= '</td>
667: </tr>
668: </table>
669: </td>
670: </tr>';
671: &store_mail($subject,$message,$dom,\@deliveries);
672: } else {
673: $output .= 'No mail sent - no recipients identified';
674: }
675: $output .= &Apache::lonhtmlcommon::end_pick_box();
676: $output .= '<br /><a href="/adm/notify">Send another message?</a>'."\n";
677: $output .= &echo_form_input();
678: $output .= '
679: </form>
680: </body>
681: </html>';
682: $r->print($output);
683: return;
684: }
685:
686: sub broadcast_email {
687: my ($recipients,$subject,$from,$message,$deliveries,$ltext)=@_;
688: # find some way to spread out delivery for large numbers of recipients.
689: foreach my $user (@{$recipients}) {
690: my $msg = new Mail::Send;
691: my ($username,$to) = split(/:/,$user);
692: $username = &Apache::lonnet::unescape($username);
693: $to = &Apache::lonnet::unescape($to);
694: $msg->to($to);
695: $msg->subject($subject);
696: $msg->add('From',"$from");
697: if (my $fh = $msg->open()) {
698: print $fh $message;
699: $fh->close;
700: push(@{$deliveries},$user);
701: }
702: }
703: }
704:
705: sub get_user_info {
706: my ($user,%email_defaults) = @_;
707: my ($uname,$udom) = split(/:/,$user);
708: my @emailtypes = ('permanentemail','critnotification','notification');
709: my %userinfo = &Apache::lonnet::get('environment',\@emailtypes,$udom,$uname);
710: my $email = '';
711: foreach my $type (@emailtypes) {
712: $email = $userinfo{$type};
713: if ($email =~ /\@/) {
714: last;
715: }
716: }
717: if ($email eq '') {
718: my $authinfo = &Apache::lonnet::queryauthenticate($uname,$udom);
719: my ($authtype,$autharg) = split(/:/,$authinfo);
720: if ($authtype =~ /^krb/) {
721: if (defined($email_defaults{$authtype}{$autharg})) {
722: $email = $uname.'@'.$email_defaults{$authtype}{$autharg};
723: }
724: } else {
725: if ((defined($email_defaults{$authtype})) && ($email_defaults{$authtype} ne '')) {
726: $email = $uname.'@'.$email_defaults{$authtype};
727: }
728: }
729: }
730: return $email;
731: }
732:
733: sub form_elements {
734: my ($longtypes,$authtypes,$ltext) = @_;
735: %{$longtypes} = (
736: active => 'Currently has access',
737: previous => 'Previously had access',
738: future => 'Will have future access',
739: );
740: %{$authtypes} = (
741: krb4 => 'Kerberos 4',
742: krb5 => 'Kerberos 5',
743: internal => 'Internal (LON-CAPA)',
744: unix => 'Filesystem (UNIX)',
745: local => 'Local/Customized',
746: );
747: return;
748: }
749:
750: sub store_mail {
751: my ($subject,$message,$domain,$recipients,$attachmenturl,$ltext) = @_;
752: my %servers = ();
753: my $msgid=&packagemail($subject,$message,$domain,
754: $recipients,\%servers,$attachmenturl);
755: # Store in dc email db files on appropriate servers.
756: foreach my $server (keys(%servers)) {
757: unless (&Apache::lonnet::dcmailput($domain,$msgid,\%servers,$server) eq 'ok') {
758: &Apache::lonnet::logthis('Storage of dc mail failed for domain'.$domain.' for server: '.
759: $server.'. Message ID was '.$msgid);
760: }
761: }
762: }
763:
764: sub packagemail {
765: my ($subject,$message,$dom,$recipients,$servers,$attachmenturl,$ltext) = @_;
766: my %record = ();
767: my $partsubj=$subject;
768: $partsubj=&Apache::lonnet::escape($partsubj);
769: $message =&HTML::Entities::encode($message,'<>&"');
770: $subject =&HTML::Entities::encode($subject,'<>&"');
771: #remove machine specification
772: $attachmenturl =~ s|^http://[^/]+/|/|;
773: $attachmenturl =&HTML::Entities::encode($attachmenturl,'<>&"');
774: my $now=time;
775: my $msgid= &Apache::lonnet::escape($now).':'.$partsubj.':'.
776: &Apache::lonnet::escape($env{'user.name'}).':'.
777: &Apache::lonnet::escape($env{'user.domain'}).':'.
778: &Apache::lonnet::escape($dom).':'.$$;
779: my $result='<sendername>'.$env{'user.name'}.'</sendername>'.
780: '<senderdomain>'.$env{'user.domain'}.'</senderdomain>'.
781: '<time>'.&Apache::lonlocal::locallocaltime($now).'</time>'.
782: '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
783: '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
784: '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
785: '<msgid>'.$msgid.'</msgid>'.
786: '<dcdomain>'.$dom.'</dcdomain>'.
787: '<subject>'.$subject.'</subject>'.
788: '<message>'.$message.'</message>'."\n";
789: if (defined($attachmenturl)) {
790: $result.= '<attachmenturl>'.$attachmenturl.'</attachmenturl>';
791: }
792: foreach my $recip (@{$recipients}) {
793: my ($username,$email) = split(/:/,$recip);
794: $username = &Apache::lonnet::unescape($username);
795: $email = &Apache::lonnet::unescape($email);
796: my ($uname,$udom) = split(/:/,$username);
797: my $uhom=&Apache::lonnet::homeserver($uname,$udom);
798: if ($uhom ne 'no_host') {
799: $username = &HTML::Entities::encode($username,'<>&"');
800: $email = &HTML::Entities::encode($email,'<>&"');
801: $record{$uhom} .= '<recipient username="'.$username.'">'.
802: $email.'</recipient>';
803: }
804: }
805: foreach my $server (keys(%record)) {
806: $$servers{$server} = $result.$record{$server};
807: }
808: return $msgid;
809: }
810:
811: sub unpackagemail {
812: my ($message,$notoken,$ltext)=@_;
813: my $parser=HTML::TokeParser->new(\$message);
814: my $token;
815: my %content=();
816: %{$content{recipients}} = ();
817: while ($token=$parser->get_token()) {
818: if ($token->[0] eq 'S') {
819: my $entry=$token->[1];
820: my $value=$parser->get_text('/'.$entry);
821: my ($username,$email);
822: if ($entry eq 'recipient') {
823: $username = $token->[2]{'username'};
824: $username = &HTML::Entities::decode($username,'<>&"');
825: $content{recipients}{$username} =
826: &HTML::Entities::decode($value,'<>&"');
827: } elsif ($entry eq 'subject' || $entry eq 'message') {
828: $content{$entry}=&HTML::Entities::decode($value,'<>&"');
829: } else {
830: $content{$entry}=$value;
831: }
832: }
833: }
834: if ($content{'attachmenturl'}) {
835: my ($fname)=($content{'attachmenturl'}=~m|/([^/]+)$|);
836: if ($notoken) {
837: $content{'message'}.='<p>'.&mt('Attachment').': <tt>'.$fname.'</tt>'; } else {
838: &Apache::lonnet::allowuploaded('/adm/notify',
839: $content{'attachmenturl'});
840: $content{'message'}.='<p>'.&mt('Attachment').
841: ': <a href="'.$content{'attachmenturl'}.'"><tt>'.
842: $fname.'</tt></a>';
843: }
844: }
845: return %content;
846: }
847:
848: sub echo_form_input {
849: my (@excluded) = @_;
850: my $output = '';
851: foreach my $key (keys(%env)) {
852: if ($key =~ /^form\.(.+)$/) {
853: if ((!@excluded) || (!grep/^$1$/,@excluded)) {
854: if (ref($env{$key})) {
855: foreach my $value (@{$env{$key}}) {
856: $output .= qq(<input type="hidden" name="$1" value="$value" />\n);
857: }
858: } else {
859: $output .= qq(<input type="hidden" name="$1" value="$env{$key}" />\n);
860: }
861: }
862: }
863: }
864: return $output;
865: }
866:
867: sub cr_to_br {
868: my $incoming = shift;
869: $incoming =~ s/\n/\<br \/\>/g;
870: return $incoming;
871: }
872:
873:
874: 1;
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