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: my $origin = $env{'form.origin'};
57:
58: &Apache::lonhtmlcommon::clear_breadcrumbs();
59: my %ltext=&Apache::lonlocal::texthash(
60: 'note' => 'Notification E-mail',
61: );
62: my $function = &Apache::loncommon::get_users_function();
63: my $loadcode;
64: my $tablecolor = &Apache::loncommon::designparm($function.'.tabbg');
65: if ((defined($env{'form.origin'})) && ($command eq 'compose' || $command eq 'pick_target' || $command eq 'pick_display')) {
66: unless ($env{'form.origin'} eq '') {
67: $loadcode = 'javascript:setFormElements(document.'.$env{'form.command'}.')';
68: if (($command eq 'pick_target') && (
69: ($origin eq 'compose') || ($origin eq 'process'))) {
70: if ($env{'form.coursepick'} eq 'category') {
71: $loadcode .= ';javascript:setCourseCat(document.'.$env{'form.command'}.')';
72: }
73: }
74: }
75: }
76: my $loaditems = ' onLoad="'.$loadcode.'" ';
77: my $bodytag = &Apache::loncommon::bodytag('Broadcast e-mail to users',$function,$loaditems);
78: my $html=&Apache::lonxml::xmlbegin();
79: &Apache::lonhtmlcommon::add_breadcrumb
80: ({href=>'/adm/notify',
81: text=>"Broadcast E-mail"});
82: if ($command eq 'process') {
83: &print_request_receipt($r,$command,$cdom,$tablecolor,$bodytag,$html,\%ltext);
84: } elsif ($command eq 'compose') {
85: &print_composition_form($r,$command,$cdom,$tablecolor,$bodytag,$html,\%ltext);
86: } elsif ($command eq 'pick_target') {
87: &print_selection_form($r,$command,$cdom,$tablecolor,$bodytag,$html,\%ltext);
88: } elsif ($command eq 'pick_display') {
89: &print_display_option_form($r,$command,$cdom,$tablecolor,$bodytag,$html,\%ltext);
90: } elsif ($command eq 'display') {
91: &print_display($r,$command,$cdom,$tablecolor,$bodytag,$html,\%ltext);
92: } else {
93: &print_front_page($r,'front',$cdom,$tablecolor,$bodytag,$html,\%ltext);
94: }
95: return OK;
96: }
97:
98: sub print_front_page {
99: my ($r,$formname,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
100: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
101: (undef,'Broadcast e-mail to Domain','Broadcast_system_email');
102: my $jscript = qq|
103: function next_page(caller) {
104: if (caller == 'view') {
105: document.front.command.value="pick_display"
106: }
107: else {
108: document.front.command.value="pick_target"
109: }
110: document.front.submit()
111: }
112: |;
113: my %lt=&Apache::lonlocal::texthash(
114: 'note' => 'Notification E-mail',
115: );
116: my $output = <<"ENDONE";
117: $html
118: <head>
119: <title>LON-CAPA $lt{'note'}</title>
120: <script type"text/javascript">
121: $jscript
122: </script>
123: </head>
124: $bodytag
125: $breadcrumbs
126: <br />
127: ENDONE
128: $output .= '<form name="'.$formname.'" method="post">'.
129: '<input type="hidden" name="command" />';
130: $output .= &Apache::lonhtmlcommon::start_pick_box();
131: $output .= '<table cellspacing="8" cellpadding="8">'.
132: '<tr><td><a href="javascript:next_page('."'new'".')">'.
133: 'Send a new e-mail message to selected users from this domain</a></td></tr><tr>'.
134: '<td><a href="javascript:next_page('."'view'".')">'.
135: 'Display e-mail sent by Domain Coordinators in this domain'.
136: '</a></td></tr></table>';
137: $output .= &Apache::lonhtmlcommon::end_pick_box();
138: $output .= qq(
139: </form>
140: </body>
141: </html>);
142: $r->print($output);
143: return;
144: }
145:
146: sub print_display_option_form {
147: my ($r,$formname,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
148: &Apache::lonhtmlcommon::add_breadcrumb
149: ({text=>"Display options"});
150: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
151: (undef,'Broadcast e-mail display options','Broadcast_system_email');
152: my $table_width = '';
153: my $col_width = '200';
154: my $cmd = 'display';
155: my $submit_text = 'Display e-mail';
156: my @roles = ('dc');
157: my $now = time;
158: my %lt=&Apache::lonlocal::texthash(
159: 'note' => 'Notification E-mail',
160: );
161: my $startdateform = &Apache::lonhtmlcommon::date_setter($formname,
162: 'startdate',
163: $now);
164: my $enddateform = &Apache::lonhtmlcommon::date_setter($formname,
165: 'enddate',
166: $now);
167: my %elements = (
168: startdate_month => 'selectbox',
169: startdate_hour => 'selectbox',
170: enddate_month => 'selectbox',
171: enddate_hour => 'selectbox',
172: startdate_day => 'text',
173: startdate_year => 'text',
174: startdate_minute => 'text',
175: startdate_second => 'text',
176: enddate_day => 'text',
177: enddate_year => 'text',
178: enddate_minute => 'text',
179: enddate_second => 'text',
180: sender => 'checkbox',
181: );
182: my $jscript = &Apache::lonhtmlcommon::set_form_elements(\%elements);
183: my $output = <<"ENDONE";
184: $html
185: <head>
186: <title>LON-CAPA $lt{'note'}</title>
187: <script type"text/javascript">
188: $jscript
189: </script>
190: </head>
191: $bodytag
192: $breadcrumbs
193: <br />
194: <form method="post" name="$formname">
195: ENDONE
196: $output .= &Apache::lonhtmlcommon::start_pick_box($table_width);
197: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Date range'));
198: $output .= '<td><table><tr><td>Earliest to display: </td><td>'.
199: $startdateform.'</td></tr>';
200: $output .= '<tr><td>Latest to display: </td><td>'.$enddateform.
201: '</td></tr></table></td>';
202: $output .= &Apache::lonhtmlcommon::row_closure();
203: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Choose sender(s)'));
204: my %personnel = &Apache::lonnet::get_domain_roles($cdom,\@roles);
205: $output .= '<td>';
206: my @domcc = ();
207: foreach my $server (keys %personnel) {
208: foreach my $user (sort(keys %{$personnel{$server}})) {
209: my ($trole,$uname,$udom,$runame,$rudom,$rsec) = split(/:/,$user);
210: unless (grep/^$uname:$udom$/,@domcc) {
211: my %userinfo = &Apache::lonnet::get('environment',['lastname','firstname'],$udom,$uname);
212: $output .= '<input type="checkbox" name="sender" value="'.$uname.':'.$udom.'" /> '.$userinfo{firstname}.' '.$userinfo{lastname}.' ('.$uname.':'.$udom.')';
213: push (@domcc,$uname.':'.$udom);
214: }
215: }
216: }
217: $output .= '</td>';
218: $output .= &Apache::lonhtmlcommon::row_closure();
219: $output .= &Apache::lonhtmlcommon::submit_row($col_width,$tablecolor,&mt('Submit'),$cmd,$submit_text);
220: $output .= &Apache::lonhtmlcommon::end_pick_box();
221: $output .= qq(
222: <input type="hidden" name="sortby" value="date" />
223: </form>
224: </body>
225: </html>);
226: $r->print($output);
227: return;
228: }
229:
230: sub print_display {
231: my ($r,$formname,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
232: &Apache::lonhtmlcommon::add_breadcrumb
233: ({href=>"javascript:goBack('pick_display')",
234: text=>"Display options"},
235: {text=>"E-mail display"});
236: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
237: (undef,'Display Broadcast e-mail','Broadcast_system_email');
238: my $table_width = '';
239: my $col_width = '200';
240: my $rowColor1 = "#ffffff";
241: my $rowColor2 = "#eeeeee";
242: my $rowColor;
243: my $msgcount = 0;
244: my $start = &Apache::lonhtmlcommon::get_date_from_form('startdate');
245: my $end = &Apache::lonhtmlcommon::get_date_from_form('enddate');
246: my @senders = &Apache::loncommon::get_env_multiple('form.sender');
247: my %sentmail = &Apache::lonnet::dcmaildump($cdom,$start,$end,\@senders);
248: my %dcmail = ();
249: my %Sortby = ();
250: my $jscript = <<"ENDSCRIPT";
251: function changeSort(caller) {
252: document.$formname.command.value = '$formname';
253: document.$formname.sortby.value = caller;
254: document.$formname.submit();
255: }
256: function goBack(target) {
257: document.$formname.command.value = target;
258: document.$formname.submit();
259: }
260:
261: ENDSCRIPT
262: my $output = <<"ENDONE";
263: $html
264: <head>
265: <title>LON-CAPA $$ltext{'note'}</title>
266: <script type"text/javascript">
267: $jscript
268: </script>
269: </head>
270: $bodytag
271: $breadcrumbs
272: <br />
273: <form method="post" name="$formname">
274: ENDONE
275:
276: foreach my $server (keys(%sentmail)) {
277: foreach my $msgid (keys(%{$sentmail{$server}})) {
278: my %content = &unpackagemail($sentmail{$server}{$msgid});
279: if (defined($dcmail{$msgid})) {
280: foreach my $user (keys(%{$content{'recipients'}})) {
281: $dcmail{$msgid}{recipients}{$user} = $content{recipients}{$user};
282: }
283: } else {
284: $msgcount ++;
285: %{$dcmail{$msgid}} = ();
286: foreach my $item (keys(%content)) {
287: if ($item eq 'recipients') {
288: foreach my $user (keys(%{$content{recipients}})) {
289: $dcmail{$msgid}{recipients}{$user} = $content{recipients}{$user};
290: }
291: } else {
292: $dcmail{$msgid}{$item} = $content{$item};
293: }
294: }
295: }
296: }
297: }
298: $output .= &Apache::lonhtmlcommon::start_pick_box();
299: if ($msgcount > 0) {
300: my $rowNum = 0;
301: $output .= '<tr><td><table cellpadding="4" cellspacing="2" width="100%">
302: <tr bgcolor="'.$tablecolor.'" align="center">
303: <td><b><a href="javascript:changeSort('."'date'".')">Date</a></b></td>
304: <td><b><a href="javascript:changeSort('."'subject'".')">Subject</a></b></td>
305: <td><b><a href="javascript:changeSort('."'sender'".')">Sender</a></b></td>
306: <td><b><a href="javascript:changeSort('."'message'".')">Message</a></b></td>
307: <td><b><a href="javascript:changeSort('."'recipients'".')">Recipients</a></b></td>
308: </tr>';
309: if (($env{'form.sortby'} eq 'date') || ($env{'form.sortby'} eq '') || (!defined($env{'form.sortby'})) || (($env{'form.sortby'} eq 'sender') && (@senders <= 1))) {
310: foreach my $msgid (sort(keys(%dcmail))) {
311: if ($rowNum %2 == 1) {
312: $rowColor = $rowColor1;
313: } else {
314: $rowColor = $rowColor2;
315: }
316: my $recipients = '';
317: my ($date,$subj,$sname,$sdom,$cdom) = split(/:/,$msgid,5);
318: $date = &Apache::lonlocal::locallocaltime($date);
319: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipients}}))) {
320: $recipients .= $dcmail{$msgid}{recipients}{$user}.', ';
321: }
322: $recipients =~ s/,\s$//;
323: $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";
324: $rowNum ++;
325: }
326: } else {
327: foreach my $msgid (sort(keys(%dcmail))) {
328: my ($date,$subj,$sname,$sdom,$cdom) = split(/:/,$msgid,5);
329: if ($env{'form.sortby'} eq 'subject') {
330: push @{$Sortby{$dcmail{$msgid}{subject}}},$msgid;
331: } elsif ($env{'form.sortby'} eq 'message') {
332: push @{$Sortby{$dcmail{$msgid}{message}}},$msgid;
333: } elsif ($env{'form.sortby'} eq 'recipients') {
334: my $recipients ='';
335: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipients}}))) {
336: $recipients .= $dcmail{$msgid}{recipients}{$user}.', ';
337: }
338: $recipients =~ s/,\s$//;
339: push @{$Sortby{$recipients}},$msgid;
340: } elsif ($env{'form.sortby'} eq 'sender') {
341: if (@senders > 1) {
342: push @{$Sortby{$sname.':'.$sdom}},$msgid;
343: }
344: }
345: }
346: foreach my $key (sort(keys(%Sortby))) {
347: foreach my $msgid (@{$Sortby{$key}}) {
348: if ($rowNum %2 == 1) {
349: $rowColor = $rowColor1;
350: } else {
351: $rowColor = $rowColor2;
352: }
353: my $recipients = '';
354: if ($env{'form.sortby'} eq 'recipients') {
355: $recipients = $key;
356: } else {
357: foreach my $user (sort(keys(%{$dcmail{$msgid}{recipients}}))) {
358: $recipients .= $dcmail{$msgid}{recipients}{$user}.', ';
359: }
360: $recipients =~ s/,\s$//;
361: }
362:
363: my ($date,$subj,$sname,$sdom,$cdom) = split(/:/,$msgid,5);
364: $date = &Apache::lonlocal::locallocaltime($date);
365: $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";
366: $rowNum ++;
367: }
368: }
369: }
370: $output .= '</table></td></tr>';
371: } else {
372: $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>';
373: }
374: $output .= &Apache::lonhtmlcommon::end_pick_box();
375: $output .= &Apache::lonhtmlcommon::echo_form_input(['sortby','command','origin']);
376: my $curr_sortby;
377: if (defined($env{'form.sortby'})) {
378: $curr_sortby = $env{'form.sortby'};
379: } else {
380: $curr_sortby = 'date';
381: }
382: $output .= qq(<input type="hidden" name="origin" value="$formname" />\n);
383: $output .= qq(<input type="hidden" name="command" />\n);
384: $output .= qq(<input type="hidden" name="sortby" value="$curr_sortby" />\n);
385: $output .= qq(
386: </form>
387: </body>
388: </html>);
389: $r->print($output);
390: return;
391: }
392:
393: sub print_selection_form {
394: my ($r,$formname,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
395: my %coursecodes = ();
396: my %codes = ();
397: my @codetitles = ();
398: my %cat_titles = ();
399: my %cat_order = ();
400: my %idlist = ();
401: my %idnums = ();
402: my %idlist_titles = ();
403: my $caller = 'global';
404: my $totcodes = 0;
405: my $format_reply;
406: my $jscript = '';
407: my $table_width = '100%';
408: my $col_width = '200';
409: my %lt=&Apache::lonlocal::texthash(
410: 'note' => 'Notification E-mail',
411: 'buil' => 'Building valid e-mail address from username, if missing from preferences:',
412: 'kerb' => 'Kerberos: enter default for each realm used in the domain, with comma separation of entries',
413: 'infs' => 'Internal, Filesystem and Local authentication: enter single default.',
414: 'comp' => 'Compose Message'
415: );
416: &Apache::lonhtmlcommon::add_breadcrumb
417: ({text=>"Select Audience"});
418:
419: $totcodes = &Apache::lonsupportreq::retrieve_instcodes(\%coursecodes,$cdom,$totcodes);
420: if ($totcodes > 0) {
421: $format_reply = &Apache::lonnet::auto_instcode_format($caller,$cdom,\%coursecodes,\%codes,\@codetitles,\%cat_titles,\%cat_order);
422: if ($format_reply eq 'ok') {
423: my $numtypes = @codetitles;
424: &Apache::lonsupportreq::build_code_selections(\%codes,\@codetitles,\%cat_titles,\%cat_order,\%idlist,\%idnums,\%idlist_titles);
425: &Apache::lonsupportreq::javascript_code_selections($formname,$numtypes,\%cat_titles,\$jscript,\%idlist,\%idnums,\%idlist_titles,\@codetitles);
426: }
427: }
428:
429: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
430: (undef,'Choose e-mail audience','Broadcast_system_email');
431: my $cb_jscript = &Apache::loncommon::coursebrowser_javascript($cdom);
432:
433: my %elements = (
434: roles => 'selectbox',
435: types => 'selectbox',
436: Year => 'selectbox',
437: coursepick => 'radio',
438: coursetotal => 'text',
439: courselist => 'text',
440: internal => 'text',
441: krb4 => 'text',
442: krb5 => 'text',
443: local => 'text',
444: unix => 'text',
445: );
446: $jscript .= &Apache::lonhtmlcommon::set_form_elements(\%elements);
447: if ($env{'form.coursepick'} eq 'category') {
448: $jscript .= qq|
449: function setCourseCat(formname) {
450: if (formname.Year.options[formname.Year.selectedIndex].value == -1) {
451: return;
452: }
453: courseSet('Year');
454: for (var j=0; j<formname.Semester.length; j++) {
455: if (formname.Semester.options[j].value == "$env{'form.Semester'}") {
456: formname.Semester.options[j].selected = true;
457: }
458: }
459: if (formname.Semester.options[formname.Semester.selectedIndex].value == -1) {
460: return;
461: }
462: courseSet('Semester');
463: for (var j=0; j<formname.Department.length; j++) {
464: if (formname.Department.options[j].value == "$env{'form.Department'}") {
465: formname.Department.options[j].selected = true;
466: }
467: }
468: if (formname.Department.options[formname.Department.selectedIndex].value == -1) {
469: return;
470: }
471: courseSet('Department');
472: for (var j=0; j<formname.Number.length; j++) {
473: if (formname.Number.options[j].value == "$env{'form.Number'}") {
474: formname.Number.options[j].selected = true;
475: }
476: }
477: }
478: |;
479: }
480: my $output = <<"ENDONE";
481: $html
482: <head>
483: <title>LON-CAPA $lt{'note'}</title>
484: <script type"text/javascript">
485: $jscript
486: </script>
487: $cb_jscript
488: </head>
489: $bodytag
490: $breadcrumbs
491: <br />
492: <form method="post" name="$formname">
493: ENDONE
494: $output .= &Apache::lonhtmlcommon::start_pick_box($table_width);
495: my @roles = ('ow','cc','in','ta','ep','st','cr');
496: my %longtypes = ();
497: my %authtypes = ();
498: &form_elements(\%longtypes,\%authtypes);
499: my $descrip = $lt{'buil'}.'
500: <ul>
501: <li>'.$lt{'kerb'}.'<br />(e.g., MSU.EDU=msu.edu, MSUE.EDU=msue.msu.edu).</li>
502: <li>'.$lt{'infs'}.'</li>
503: </ul>'."\n";
504: my $submit_text = $lt{'comp'};
505: my $cmd = 'compose';
506: $output .= &Apache::lonhtmlcommon::role_select_row(\@roles,$col_width,$tablecolor,'Roles');
507: $output .= &Apache::lonhtmlcommon::course_select_row($col_width,$tablecolor,'Courses',$formname,$totcodes,\@codetitles,\%idlist,\%idlist_titles);
508: $output .= &Apache::lonhtmlcommon::status_select_row(\%longtypes,$col_width,$tablecolor,&mt('Access status'));
509: $output .= &Apache::lonhtmlcommon::email_default_row(\%authtypes,$col_width,$tablecolor,&mt('Username -> Email conversion'),$descrip);
510: $output .= &Apache::lonhtmlcommon::submit_row($col_width,$tablecolor,&mt('Submit'),$cmd,$submit_text);
511: $output .= &Apache::lonhtmlcommon::end_pick_box();
512: $output .= qq(
513: </form>
514: </body>
515: </html>);
516: $r->print($output);
517: return;
518: }
519:
520: sub print_composition_form {
521: my ($r,$formname,$cdom,$tablecolor,$bodytag,$html,$ltext) = @_;
522: &Apache::lonhtmlcommon::add_breadcrumb
523: ({href=>"javascript:goBack('pick_target')",
524: text=>"Select Audience"},
525: {text=>"Compose Message"});
526: my $jscript = &Apache::loncommon::check_uncheck_jscript();
527: $jscript .= qq|
528: function goBack(target) {
529: document.$formname.command.value = target;
530: document.$formname.submit();
531: }
532: |;
533: my $breadcrumbs = (&Apache::lonhtmlcommon::breadcrumbs
534: (undef,'Broadcast e-mail to users','Broadcast_system_email'));
535:
536: my %lt=&Apache::lonlocal::texthash(
537: 'note' => 'Notification E-mail',
538: 'nore' => 'No recipients identified',
539: 'emad' => 'e-mail address',
540: );
541: my %elements = (
542: subject => 'text',
543: message => 'text',
544: sender => 'text',
545: recipient => 'checkbox',
546: );
547: $jscript .= &Apache::lonhtmlcommon::set_form_elements(\%elements);
548:
549: $r->print(<<ENDONE);
550: $html
551: <head>
552: <title>LON-CAPA $lt{'note'}</title>
553: <script type="text/javascript">
554: $jscript
555: </script>
556: </head>
557: $bodytag $breadcrumbs
558: <br />
559: ENDONE
560: my $coursefilter = $env{'form.coursepick'};
561: my %courses = ();
562: if ($coursefilter eq 'all') {
563: %courses = &Apache::lonnet::courseiddump($cdom,'.','.','.','.','.');
564: } elsif ($coursefilter eq 'category') {
565: my $instcode = '';
566: my @cats = ('Semester','Year','Department','Number');
567: foreach my $category (@cats) {
568: if (defined($env{'form.'.$category})) {
569: unless ($env{'form.'.$category} eq '-1') {
570: $instcode .= $env{'form.'.$category};
571: }
572: }
573: }
574: if ($instcode eq '') {
575: $instcode = '.';
576: }
577: %courses = &Apache::lonnet::courseiddump($cdom,'.','.',$instcode,'.','.');
578: } elsif ($coursefilter eq 'specific') {
579: if ($env{'form.coursetotal'} > 1) {
580: my @course_ids = split(/&&/,$env{'form.courselist'});
581: foreach (@course_ids) {
582: $courses{$_} = '';
583: }
584: } else {
585: $courses{$env{'form.courselist'}} = '';
586: }
587: }
588:
589: my @types = &Apache::loncommon::get_env_multiple('form.types');
590: my @roles = &Apache::loncommon::get_env_multiple('form.roles');
591:
592: my %longtypes = ();
593: my %authtypes = ();
594: my %email_defaults = ();
595: my $table_width = '100%';
596: my $col_width = '200';
597:
598: &form_elements(\%longtypes,\%authtypes);
599: foreach my $auth (keys(%authtypes)) {
600: if (exists($env{'form.'.$auth})) {
601: my $default = $env{'form.'.$auth};
602: $default =~ s/^,+//;
603: $default =~ s/,+$//;
604: if ($auth =~ /^krb/) {
605: %{$email_defaults{$auth}} = ();
606: if ($default =~ /,/) {
607: my @items = split(/,/,$default);
608: foreach my $item (@items) {
609: my ($realm,$value) = split(/=/,$item);
610: $email_defaults{$auth}{$realm} = $value;
611: }
612: } else {
613: my ($realm,$value) = split(/=/,$default);
614: $email_defaults{$auth}{$realm} = $value;
615: }
616: } else {
617: $email_defaults{$auth} = $default;
618: }
619: }
620: }
621:
622: my $sender = &get_user_info($env{'user.name'},%email_defaults);
623:
624: my %recipients = ();
625: my %users = ();
626: my %access = ();
627: my @sections = ();
628: my $totalrecip = 0;
629: my @unmatched = ();
630: foreach my $role (@roles) {
631: %{$users{$role}} = ();
632: }
633: foreach my $type (@types) {
634: $access{$type} = $type;
635: }
636: foreach my $course_id (keys(%courses)) {
637: my ($cdom,$cnum) = split(/_/,$course_id);
638: &Apache::loncommon::get_course_users($cdom,$cnum,\%access,\@roles,\@sections,\%users);
639: }
640: foreach my $role (keys(%users)) {
641: foreach my $user (keys(%{$users{$role}})) {
642: unless (defined($recipients{$user})) {
643: $recipients{$user} = &get_user_info($user,%email_defaults);
644: if ($recipients{$user} eq '') {
645: push @unmatched, $user;
646: } else {
647: $totalrecip ++;
648: }
649: }
650: }
651: }
652: my $output = '<form name="'.$formname.'" method="post">'."\n";
653:
654: if ($totalrecip > 0) {
655: $output .= &Apache::lonhtmlcommon::start_pick_box($table_width);
656: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Subject'));
657: $output .= ' <td><input type="text" name="subject" size="30" /></td>';
658: $output .= &Apache::lonhtmlcommon::row_closure();
659: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Message'));
660: $output .= ' <td><textarea name="message" id="message"
661: cols="60" rows="10" wrap="hard"></textarea></td>';
662: $output .= &Apache::lonhtmlcommon::row_closure();
663: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Recipients'));
664: $output .= '<td><input type="button" value="check all"
665: onclick="javascript:checkAll(document.compose.recipient)" />
666: <input type="button" value="uncheck all"
667: onclick="javascript:uncheckAll(document.compose.recipient)" />
668: <br /><table border="0">';
669: if (keys(%recipients) > 0) {
670: $output .= '<tr><td> </td><td><small><b>username:domain</b></small></td><td> </td><td><small><b>'.$lt{'emad'}.'</b></small></td></tr>';
671: }
672: foreach my $username (sort(keys(%recipients))) {
673: if ($recipients{$username} =~ /\@/) {
674: my $value=&Apache::lonnet::escape($username).':'.&Apache::lonnet::escape($recipients{$username});
675: $output .= '<tr><td><input type="checkbox" name="recipient" value="'.$value.'" /></td><td>'.$username.'</td><td> </td><td>'.$recipients{$username}.'</td></tr>';
676: }
677: }
678: $output .= '</table>';
679: if (@unmatched) {
680: $output .= '<br /><br />'.&mt('Could not determine e-mail addresses for the following users:').'<ul>';
681: foreach my $username (sort @unmatched) {
682: $output .= '<li>'.$username.'</li>';
683: }
684: $output .= '</ul>';
685: }
686: $output .= '</td>';
687: $output .= &Apache::lonhtmlcommon::row_closure();
688: $output .= &Apache::lonhtmlcommon::row_title($col_width,$tablecolor,&mt('Sender e-mail address'));
689: $output .= '<td><input type="text" name="sender" value="'.$sender.'" /></td>';
690: $output .= &Apache::lonhtmlcommon::row_closure();
691: $output .= &Apache::lonhtmlcommon::submit_row($col_width,$tablecolor,&mt('Submit'),'process',&mt('Send Message'));
692: $output .= &Apache::lonhtmlcommon::end_pick_box();
693: } else {
694: $output .= $lt{'nore'}."\n".
695: '<input type="hidden" name="command" value="" />'."\n";
696: }
697: $output .= '<input type="hidden" name="origin" value="'.$formname.'" />'."\n";
698: $output .= &Apache::lonhtmlcommon::echo_form_input(['command','origin','subject','message','recipient','sender'],);
699: $output .= '</form></body></html>';
700: $r->print($output);
701: return;
702: }
703:
704:
705: sub print_request_receipt {
706: my ($r,$formname,$dom,$tablecolor,$bodytag,$html,$ltext) =@_;
707: my @recipients = &Apache::loncommon::get_env_multiple('form.recipient');
708: my $subject = $env{'form.subject'};
709: my $message = $env{'form.message'};
710: my $from = $env{'form.sender'};
711: my $jscript = <<ENDSCRIPT;
712: function goBack(target) {
713: document.$formname.command.value = target;
714: document.$formname.submit();
715: }
716: ENDSCRIPT
717: &Apache::lonhtmlcommon::add_breadcrumb
718: ({href=>"javascript:goBack('pick_target')",
719: text=>"Select audience"});
720: &Apache::lonhtmlcommon::add_breadcrumb
721: ({href=>"javascript:goBack('compose')",
722: text=>"Compose Message"});
723: &Apache::lonhtmlcommon::add_breadcrumb
724: ({href=>"/adm/notify?command=process",
725: text=>"Outcome"});
726: my $breadcrumbs = &Apache::lonhtmlcommon::breadcrumbs
727: (undef,'E-mail Delivery','Broadcast_system_email');
728: my $output = <<ENDONE;
729: $html
730: <head>
731: <title>LON-CAPA Notification E-mail</title>
732: <script type="text/javascript">
733: $jscript
734: </script>
735: </head>
736: $bodytag
737: $breadcrumbs
738: <br />
739: <form name="$formname" method="post">
740: ENDONE
741: $output .= &Apache::lonhtmlcommon::start_pick_box();
742: my @deliveries = ();
743: &broadcast_email(\@recipients,$subject,$from,$message,\@deliveries);
744: if (@deliveries > 0) {
745: &store_mail($subject,$message,$dom,\@deliveries);
746: $output .= '<tr>
747: <td>
748: <table cellpadding="4" cellspacing="2" width="100%">
749: <tr bgcolor="'.$tablecolor.'" align="center">
750: <td><b>Status</b></td>
751: <td><b>Subject</b></td>
752: <td><b>Message</b></td>
753: <td><b>Recipients</b></td>
754: </tr>
755: <tr bgcolor="#eeeeee">
756: <td valign="middle">Sent</td>
757: <td valign="middle">'.&cr_to_br($subject).'</td>
758: <td valign="middle">'.&cr_to_br($message).'</td>
759: <td>';
760: foreach my $person (@deliveries) {
761: my ($username,$email) = split(/:/,$person);
762: $output .= &Apache::lonnet::unescape($email).' ('.&Apache::lonnet::unescape($username).')<br />'."\n";
763: }
764: $output .= '</td>
765: </tr>
766: </table>
767: </td>
768: </tr>';
769: &store_mail($subject,$message,$dom,\@deliveries);
770: } else {
771: $output .= 'No mail sent - no recipients identified';
772: }
773: $output .= &Apache::lonhtmlcommon::end_pick_box();
774: $output .= '<br /><a href="/adm/notify">Send another message?</a>'."\n";
775: $output .= '<input type="hidden" name="command" />'."\n".
776: '<input type="hidden" name="origin" value="'.$formname.'" />'."\n";
777: $output .= &Apache::lonhtmlcommon::echo_form_input(['command','origin']);
778: $output .= '
779: </form>
780: </body>
781: </html>';
782: $r->print($output);
783: return;
784: }
785:
786: sub broadcast_email {
787: my ($recipients,$subject,$from,$message,$deliveries,$ltext)=@_;
788: # Should implement staggered delivery for large numbers of recipients?.
789: foreach my $user (@{$recipients}) {
790: my $msg = new Mail::Send;
791: my ($username,$to) = split(/:/,$user);
792: $username = &Apache::lonnet::unescape($username);
793: $to = &Apache::lonnet::unescape($to);
794: $msg->to($to);
795: $msg->subject($subject);
796: $msg->add('From',"$from");
797: if (my $fh = $msg->open()) {
798: print $fh $message;
799: $fh->close;
800: push(@{$deliveries},$user);
801: }
802: }
803: }
804:
805: sub get_user_info {
806: my ($user,%email_defaults) = @_;
807: my ($uname,$udom) = split(/:/,$user);
808: my @emailtypes = ('permanentemail','critnotification','notification');
809: my %userinfo = &Apache::lonnet::get('environment',\@emailtypes,$udom,$uname);
810: my $email = '';
811: foreach my $type (@emailtypes) {
812: $email = $userinfo{$type};
813: if ($email =~ /\@/) {
814: last;
815: }
816: }
817: if ($email eq '') {
818: my $authinfo = &Apache::lonnet::queryauthenticate($uname,$udom);
819: my ($authtype,$autharg) = split(/:/,$authinfo);
820: if ($authtype =~ /^krb/) {
821: if (defined($email_defaults{$authtype}{$autharg})) {
822: $email = $uname.'@'.$email_defaults{$authtype}{$autharg};
823: }
824: } else {
825: if ((defined($email_defaults{$authtype})) && ($email_defaults{$authtype} ne '')) {
826: $email = $uname.'@'.$email_defaults{$authtype};
827: }
828: }
829: }
830: return $email;
831: }
832:
833: sub form_elements {
834: my ($longtypes,$authtypes,$ltext) = @_;
835: %{$longtypes} = (
836: active => 'Currently has access',
837: previous => 'Previously had access',
838: future => 'Will have future access',
839: );
840: %{$authtypes} = (
841: krb4 => 'Kerberos 4',
842: krb5 => 'Kerberos 5',
843: internal => 'Internal (LON-CAPA)',
844: unix => 'Filesystem (UNIX)',
845: local => 'Local/Customized',
846: );
847: return;
848: }
849:
850: sub store_mail {
851: my ($subject,$message,$domain,$recipients,$attachmenturl,$ltext) = @_;
852: my %servers = ();
853: my $msgid=&packagemail($subject,$message,$domain,
854: $recipients,\%servers,$attachmenturl);
855: # Store in dc email db files on appropriate servers.
856: foreach my $server (keys(%servers)) {
857: unless (&Apache::lonnet::dcmailput($domain,$msgid,\%servers,$server) eq 'ok') {
858: &Apache::lonnet::logthis('Storage of dc mail failed for domain'.$domain.' for server: '.
859: $server.'. Message ID was '.$msgid);
860: }
861: }
862: }
863:
864: sub packagemail {
865: my ($subject,$message,$dom,$recipients,$servers,$attachmenturl,$ltext) = @_;
866: my %record = ();
867: my $partsubj=$subject;
868: $partsubj=&Apache::lonnet::escape($partsubj);
869: $message =&HTML::Entities::encode($message,'<>&"');
870: $subject =&HTML::Entities::encode($subject,'<>&"');
871: #remove machine specification
872: $attachmenturl =~ s|^http://[^/]+/|/|;
873: $attachmenturl =&HTML::Entities::encode($attachmenturl,'<>&"');
874: my $now=time;
875: my $msgid= &Apache::lonnet::escape($now).':'.$partsubj.':'.
876: &Apache::lonnet::escape($env{'user.name'}).':'.
877: &Apache::lonnet::escape($env{'user.domain'}).':'.
878: &Apache::lonnet::escape($dom).':'.$$;
879: my $result='<sendername>'.$env{'user.name'}.'</sendername>'.
880: '<senderdomain>'.$env{'user.domain'}.'</senderdomain>'.
881: '<time>'.&Apache::lonlocal::locallocaltime($now).'</time>'.
882: '<servername>'.$ENV{'SERVER_NAME'}.'</servername>'.
883: '<host>'.$ENV{'HTTP_HOST'}.'</host>'.
884: '<client>'.$ENV{'REMOTE_ADDR'}.'</client>'.
885: '<msgid>'.$msgid.'</msgid>'.
886: '<dcdomain>'.$dom.'</dcdomain>'.
887: '<subject>'.$subject.'</subject>'.
888: '<message>'.$message.'</message>'."\n";
889: if (defined($attachmenturl)) {
890: $result.= '<attachmenturl>'.$attachmenturl.'</attachmenturl>';
891: }
892: foreach my $recip (@{$recipients}) {
893: my ($username,$email) = split(/:/,$recip);
894: $username = &Apache::lonnet::unescape($username);
895: $email = &Apache::lonnet::unescape($email);
896: my ($uname,$udom) = split(/:/,$username);
897: my $uhom=&Apache::lonnet::homeserver($uname,$udom);
898: if ($uhom ne 'no_host') {
899: $username = &HTML::Entities::encode($username,'<>&"');
900: $email = &HTML::Entities::encode($email,'<>&"');
901: $record{$uhom} .= '<recipient username="'.$username.'">'.
902: $email.'</recipient>';
903: }
904: }
905: foreach my $server (keys(%record)) {
906: $$servers{$server} = $result.$record{$server};
907: }
908: return $msgid;
909: }
910:
911: sub unpackagemail {
912: my ($message,$notoken,$ltext)=@_;
913: my $parser=HTML::TokeParser->new(\$message);
914: my $token;
915: my %content=();
916: %{$content{recipients}} = ();
917: while ($token=$parser->get_token()) {
918: if ($token->[0] eq 'S') {
919: my $entry=$token->[1];
920: my $value=$parser->get_text('/'.$entry);
921: my ($username,$email);
922: if ($entry eq 'recipient') {
923: $username = $token->[2]{'username'};
924: $username = &HTML::Entities::decode($username,'<>&"');
925: $content{recipients}{$username} =
926: &HTML::Entities::decode($value,'<>&"');
927: } elsif ($entry eq 'subject' || $entry eq 'message') {
928: $content{$entry}=&HTML::Entities::decode($value,'<>&"');
929: } else {
930: $content{$entry}=$value;
931: }
932: }
933: }
934: if ($content{'attachmenturl'}) {
935: my ($fname)=($content{'attachmenturl'}=~m|/([^/]+)$|);
936: if ($notoken) {
937: $content{'message'}.='<p>'.&mt('Attachment').': <tt>'.$fname.'</tt>'; } else {
938: &Apache::lonnet::allowuploaded('/adm/notify',
939: $content{'attachmenturl'});
940: $content{'message'}.='<p>'.&mt('Attachment').
941: ': <a href="'.$content{'attachmenturl'}.'"><tt>'.
942: $fname.'</tt></a>';
943: }
944: }
945: return %content;
946: }
947:
948: sub cr_to_br {
949: my $incoming = shift;
950: $incoming =~ s/\n/\<br \/\>/g;
951: return $incoming;
952: }
953:
954: 1;
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