1: # The LearningOnline Network
2: # Personal Information Page
3: #
4: # $Id: lonaboutme.pm,v 1.165 2023/05/13 20:36:27 raeburn 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: =pod
30:
31: =head1 NAME
32:
33: pache::lonaboutme
34:
35: =head1 SYNOPSIS
36:
37: (empty)
38:
39: This is part of the LearningOnline Network with CAPA project
40: described at http://www.lon-capa.org.
41:
42: =head1 OVERVIEW
43:
44: (empty)
45:
46:
47: =head1 SUBROUTINES
48:
49: =over
50:
51: =item handler()
52:
53: =item aboutme_info()
54:
55: =item print_portfiles_link()
56:
57: =item build_query_string()
58:
59: =item display_portfolio_header()
60:
61: =item display_portfolio_files()
62:
63: =item portfolio_files()
64:
65: =item build_hierarchy()
66:
67: =item parse_directory()
68:
69: =back
70:
71: =cut
72:
73:
74: package Apache::lonaboutme;
75:
76: use strict;
77: use Apache::Constants qw(:common);
78: use Apache::loncommon;
79: use Apache::lonnet;
80: use Apache::lontexconvert;
81: use Apache::lonhtmlgateway;
82: use Apache::lonrss();
83: use Apache::lonlocal;
84: use Apache::lonmsgdisplay();
85: use Apache::lontemplate;
86: use Apache::longroup;
87: use Apache::lonhtmlcommon();
88: use HTML::Entities();
89: use Image::Magick;
90:
91: sub handler {
92: my $r = shift;
93: &Apache::loncommon::content_type($r,'text/html');
94: $r->send_http_header;
95: return OK if $r->header_only;
96: my $target=$env{'form.grade_target'};
97: # ------------------------------------------------------------ Print the screen
98: if ($target eq 'tex') {
99: $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
100: }
101: my (undef,undef,$cdom,$cnum,undef,$action)=split(/\//,$r->uri);
102: my $is_course;
103: # Is this even a user?
104: if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
105: &Apache::loncommon::simple_error_page($r,'No info',
106: 'No user information available');
107: return OK;
108: } else {
109: $is_course = &Apache::lonnet::is_course($cdom,$cnum);
110: }
111:
112: my $clientip = &Apache::lonnet::get_requestor_ip($r);
113: my $candisplay = 1;
114: if (!$is_course) {
115: if ($action ne 'portfolio') {
116: if (($env{'user.name'} eq $cnum) && ($env{'user.domain'} eq $cdom)) {
117: $candisplay = &Apache::lonnet::usertools_access($cnum,$cdom,'aboutme');
118: } else {
119: $candisplay = &Apache::loncommon::aboutme_on($cnum,$cdom);
120: }
121: if ((!$candisplay) && ($env{'request.course.id'})) {
122: $candisplay = &aboutme_access($cnum,$cdom);
123: }
124: if (!$candisplay) {
125: if ($target eq 'tex') {
126: $r->print('\noindent{\large\textbf{'.&mt('No user personal information page available').'}}\\\\\\\\');
127: } else {
128: $r->print(&Apache::loncommon::start_page("Personal Information Page"));
129: $r->print('<p class="_LC_info">'.&mt('No user personal information page available') .'</p>'.
130: &mt('This is a result of one of the following:').'<ul>'.
131: '<li>'.&mt('The administrator of this domain has disabled personal information page functionality for this specific user.').'</li>'.
132: '<li>'.&mt('The domain has been configured to disable, by default, personal information page functionality for all users in the domain.').'</li>'.
133: '</ul>');
134: $r->print(&Apache::loncommon::end_page());
135: }
136: return OK;
137: }
138: }
139: }
140:
141: # --------------------------------------------------------- The syllabus fields
142: my %syllabusfields=&Apache::lonlocal::texthash(
143: 'aaa_contactinfo' => 'Contact Information',
144: 'bbb_aboutme' => 'Personal Information',
145: 'ccc_webreferences' => 'Web References');
146:
147: # ------------------------------------------------------------ Get Query String
148: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
149: ['forceedit','forcestudent','todocs',
150: 'register','popup','folderpath','title']);
151: # ----------------------------------------------- Available Portfolio file display
152: if (($target ne 'tex') && ($action eq 'portfolio')) {
153: &display_portfolio_header($r,$is_course);
154: if ((!$is_course) && (!&Apache::lonnet::usertools_access($cnum,$cdom,'portfolio'))) {
155: $r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
156: &mt('This is a result of one of the following:').'<ul>'.
157: '<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
158: '<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
159: '</ul>');
160: } else {
161: my ($blocked,$blocktext) =
162: &Apache::loncommon::blocking_status('port',$clientip,$cnum,$cdom);
163: if (!$blocked) {
164: &display_portfolio_files($r,$is_course);
165: } else {
166: $r->print($blocktext);
167: }
168: }
169: $r->print(&Apache::loncommon::end_page());
170: return OK;
171: }
172:
173: if ($is_course) {
174: if ($target ne 'tex') {
175: my $args = {'function' => undef,
176: 'domain' => $cdom};
177: if ($env{'form.register'}) {
178: $args->{'force_register'} = $env{'form.register'};
179: } else {
180: my %coursedescription =
181: &Apache::lonnet::coursedescription($cdom.'_'.$cnum);
182: my $cdescr = $coursedescription{'description'};
183: my $brcrum = [{href=>"/adm/$cdom/$cnum/aboutme",
184: text=>&mt('Course Information - [_1]',$cdescr),
185: no_mt=>1}
186: ];
187: $args->{'bread_crumbs'} = $brcrum;
188: }
189: my $start_page = &Apache::loncommon::start_page(
190: "Course Information",undef,$args);
191: $r->print($start_page);
192: $r->print('<h2>'.&mt('Group Portfolio').'</h2>');
193: &print_portfiles_link($r,$is_course);
194: $r->print(&Apache::loncommon::end_page());
195: }
196: return OK;
197: }
198:
199: #------------Get rights
200: my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
201: my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
202: my ($allowed,$coursedomain,$coursenum);
203: if ($env{'request.course.id'}) {
204: $coursedomain = $env{'course.'.$env{'request.course.id'}.'.domain'};
205: $coursenum = $env{'course.'.$env{'request.course.id'}.'.num'};
206: }
207: my ($cfile) =
208: &Apache::lonnet::can_edit_resource($env{'request.noversionuri'},
209: $coursenum,$coursedomain,
210: $env{'request.noversionuri'},
211: $env{'request.symb'});
212: if ($cfile ne '') {
213: $allowed = 1;
214: }
215:
216: if (!$env{'form.forceedit'} or $target eq 'tex') { $allowed=0; }
217:
218: # --------------------------------------- There is such a user, get environment
219:
220: if ($target ne 'tex') {
221: my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
222: my $args = {'function' => undef,
223: 'domain' => $cdom,
224: 'force_register' => $env{'form.register'},
225: };
226: if ($env{'form.popup'}) { # Don't show breadcrumbs in popup window
227: $args->{'no_nav_bar'} = 1;
228: } elsif (!$env{'form.register'}) { #Don't show breadcrumbs twice, when this page is part of course content and you call it
229: if (($env{'request.course.id'}) &&
230: ($env{'form.folderpath'} =~ /^supplemental/)) {
231: &Apache::loncommon::validate_folderpath(1,'',$coursenum,$coursedomain);
232: my $crstype = &Apache::loncommon::course_type();
233: my $title = $env{'form.title'};
234: if ($title eq '') {
235: $title = &mt('Personal Information Page');
236: }
237: $title = &HTML::Entities::encode($title,'\'"<>&');
238: my $brcrum =
239: &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype,undef,$title,1);
240: if (ref($brcrum) eq 'ARRAY') {
241: $args->{'bread_crumbs'} = $brcrum;
242: }
243: } else {
244: $args->{'bread_crumbs'} = [{href=>"/adm/$cdom/$cnum/aboutme",
245: text=>"Personal Information Page"}];
246: }
247: }
248: my $start_page = &Apache::loncommon::start_page('Personal Information Page',$rss_link,$args);
249: $r->print($start_page);
250: }
251: my ($blocked,$blocktext) =
252: &Apache::loncommon::blocking_status('about',$clientip,$cnum,$cdom);
253: if ($blocked) {
254: if ($target eq 'tex') {
255: $r->print('\noindent{\large\textbf{'.&mt('No user personal information page available').'}}\\\\\\\\');
256: } else {
257: $r->print($blocktext);
258: }
259: $r->print(&Apache::loncommon::end_page());
260: return OK;
261: }
262:
263: #----------------Print Privacy note (edit mode) or last modified date.
264:
265: if ($target ne 'tex') {
266: #Print Privacy Note
267: if ($allowed) {
268: $r->print('<div class="LC_info">'
269: .'<b>'.&mt('Privacy Note:').'</b> '
270: .&mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.')
271: .'</div>'
272: );
273: } elsif ($syllabus{'uploaded.lastmodified'}) {
274: #Print last modified
275: my $lastmod=$syllabus{'uploaded.lastmodified'};
276: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
277: $r->print('<div class="LC_info">');
278: $r->print(&mt('Last updated').': '.$lastmod . '');
279: $r->print('</div>');
280: }
281: }
282:
283: #------Print Headtitle
284: if ($target ne 'tex') {
285: $r->print('<div class="LC_Box">'.
286: '<h2 class="LC_hcell">'.&Apache::loncommon::plainname($cnum,$cdom).'</h2>');
287: if ($allowed) {
288: $r->print('<div style="margin: 0; float:left;">');
289: if ($courseenv{'nickname'}) {
290: $r->print('<h2>"'.$courseenv{'nickname'}.'"</h2>');
291: }
292: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3></div>');
293: #Print Help Text
294: $r->print('<div style="margin: 0; float:right;">'.
295: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')).
296: '</div><br clear="all" />');
297: } else {
298: if ($courseenv{'nickname'}) {
299: $r->print('<h2>"'.$courseenv{'nickname'}.'"</h2>');
300: }
301: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');
302: }
303: } else {
304: $r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
305: $r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
306: }
307: # does this user have privileges to post, etc?
308:
309:
310: my $query_string;
311:
312: if (($env{'form.uploaddoc.filename'}) &&
313: ($env{'form.storeupl'}) && ($allowed)) {
314: if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
315: if ($syllabus{'uploaded.photourl'}) {
316: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
317: }
318: $syllabus{'uploaded.photourl'}=
319: &Apache::lonnet::userfileupload('uploaddoc',undef,'aboutme',
320: undef,undef,undef,undef,undef,undef,undef,'400','500');
321: }
322: $syllabus{'uploaded.lastmodified'}=time;
323: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
324: }
325: if ($allowed && $env{'form.delupl'}) {
326: if ($syllabus{'uploaded.photourl'}) {
327: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
328: delete($syllabus{'uploaded.photourl'});
329: &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
330: }
331: }
332: if (($allowed) && ($env{'form.storesyl'})) {
333: foreach my $syl_field (keys(%syllabusfields)) {
334: my $field=$env{'form.'.$syl_field};
335: chomp($field);
336: my $gateway = Apache::lonhtmlgateway->new();
337: $field = $gateway->process_incoming_html($field,1);
338: $syllabus{$syl_field}=$field;
339: }
340: $syllabus{'uploaded.lastmodified'}=time;
341: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
342: }
343:
344: my $image;
345: # ---------------------------------------------------------------- Get syllabus
346: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
347: if ($syllabus{'uploaded.photourl'}) {
348: &Apache::lonnet::allowuploaded('/adm/aboutme',$syllabus{'uploaded.photourl'});
349:
350: $image=qq|<img name="userPhoto" src="$syllabus{'uploaded.photourl'} " class="LC_AboutMe_Image" alt="Photo of the user" />|;
351:
352: if ($target eq 'tex') {
353: $image=&Apache::lonxml::xmlparse($r,'tex',$image);
354: }
355: }
356:
357: if ($allowed) {
358: $r->print(
359: '<form name="UploadPhoto" method="post" enctype="multipart/form-data" action="">'.
360: '<h3>'.&mt('Upload a Photo').'</h3>'.
361: '<p class="LC_info">'.
362: &mt('LON-CAPA will automatically scale your uploaded file so the image will not exceed a width of 400px and a height of 500px.').'</p>'.
363: '<input type="file" name="uploaddoc" size="50" />'.
364: '<input type="submit" name="storeupl" value="'.&mt('Upload').'" />'.
365: '<input type="hidden" name="popup" value="'.$env{'form.popup'}.'" />'.
366: '</form>');
367: if ($syllabus{'uploaded.photourl'}) {
368: $r->print('<form name="delPhoto" method="post" action="" ><input type="submit" name="delupl" value="'.&mt('Delete Photo').'" /> </form>')
369: }
370: $r->print('<p></p>');
371: }
372:
373: if($allowed) {
374: $r->print('<form name="lonaboutmeFields" method="post" action="" >');
375: }
376:
377: if ($target ne 'tex') { #print Image
378: $r->print($image.'<div class="LC_clear_float_footer"></div>');
379:
380: } #End Print Image
381:
382: #Print Content eg. Contactinfo aboutme,...
383: &Apache::lontemplate::print_aboutme_content_template($r,$allowed,$target,\%syllabusfields,\%syllabus);
384: #End Print Content
385:
386: if ($target ne 'tex') { #Begin Print RSS and portfiles
387: &print_portfiles_link($r,$is_course);
388: if (&Apache::lonrss::advertisefeeds($cnum,$cdom) ne '') {
389: &Apache::lontemplate::print_start_template($r,'RSS Feeds and Blogs','LC_Box');
390: $r->print(&Apache::lonrss::advertisefeeds($cnum,$cdom));
391: &Apache::lontemplate::print_end_template($r);
392: }
393:
394: } #End Print RSS and portfiles
395:
396:
397: if ($allowed) {
398: if ($env{'form.popup'}) {
399: $r->print('<input type="hidden" name="popup" value="'.
400: $env{'form.popup'}.'" />');
401: }
402: $r->print('</form>');
403: }
404: if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
405: } else {
406: $r->print('<p class="LC_info">'.&mt('No personal information provided').'.</p>');
407: }
408:
409: if ($env{'request.course.id'}
410: && &Apache::lonnet::allowed('srm',$env{'request.course.id'})
411: && &Apache::lonnet::in_course($cdom,$cnum,$coursedomain,$coursenum,undef,1)) {
412: if ($target ne 'tex') {
413: $r->print('<a name="coursecomment" />');
414: &Apache::lontemplate::print_start_template($r,&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course'),'LC_Box');
415: $r->print('<span class="LC_info">');
416: $r->print(&mt('Shared by course faculty and staff').&Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message"));
417: $r->print('</span>');
418: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
419: &Apache::lontemplate::print_end_template($r);
420:
421: } else {
422: $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
423: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom,$target);
424: }
425: }
426: if ($target ne 'tex') {
427: $r->print('</div>');
428: if ($env{'form.popup'}) {
429: $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a></p>');
430: }
431: $r->print(&Apache::loncommon::end_page());
432: } else {
433: $r->print('\end{document}');
434: }
435:
436:
437:
438: return OK;
439: }
440:
441: sub aboutme_info {
442: my ($r,$is_course) = @_;
443: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
444: my $name;
445: if (!$is_course) {
446: $name = &Apache::loncommon::plainname($cnum,$cdom);
447: }
448: return ($cdom,$cnum,$name);
449: }
450:
451: sub print_portfiles_link {
452: my ($r,$is_course) = @_;
453: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
454: my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
455: $cdom,$cnum,$name);
456: my $query_string = &build_query_string();
457: my $output;
458: my %lt = &Apache::lonlocal::texthash(
459: 'vpfi' => 'Viewable portfolio files',
460: 'vgpf' => 'Viewable group portfolio files',
461: 'difl' => 'Display file listing',
462: );
463: if ($filecounts->{'both'} > 0) {
464: $output = '<div class="LC_Box"><h4 class="LC_hcell">';
465: $output .= ($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
466:
467: #$output = '<h4>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
468: $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
469: $query_string.'">'.$lt{'difl'}.
470: '</a><br /><br />';
471: if ($filecounts->{'both'} == 1) {
472: if ($is_course) {
473: $output .= &mt('One group portfolio file is available.').'<ul>';
474: } else {
475: $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
476: }
477: } else {
478: if ($is_course) {
479: $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
480: } else {
481: $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
482: }
483: }
484: if ($filecounts->{'withoutpass'}) {
485: $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
486: }
487: if ($filecounts->{'withpass'}) {
488: $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
489: }
490: $output .= '</ul>';
491: $output .= '</div>';
492: } elsif ($is_course) {
493: $output .= '<div class="LC_info">'.&mt('There are currently no publicly accessible or password protected group portfolio files.').'</div>';
494: }
495: $r->print($output);
496: return;
497: }
498:
499: sub build_query_string {
500: my ($new_items) = @_;
501: my $query_string;
502: my @formelements = ('register');
503: my $new = 0;
504: if (ref($new_items) eq 'HASH') {
505: $new = 1;
506: if (!defined($new_items->{'forceedit'}) &&
507: !defined($new_items->{'forcestudent'})) {
508: push(@formelements,('forceedit','forcestudent'));
509: }
510: } else {
511: push(@formelements,('forceedit','forcestudent'));
512: }
513: foreach my $element (@formelements) {
514: if (exists($env{'form.'.$element})) {
515: if ((!$new) || (!defined($new_items->{$element}))) {
516: $query_string .= '&'.$element.'='.$env{'form.'.$element};
517: }
518: }
519: }
520: if ($new) {
521: foreach my $key (keys(%{$new_items})) {
522: $query_string .= '&'.$key.'='.$new_items->{$key};
523: }
524: }
525: $query_string =~ s/^\&/\?/;
526: return $query_string;
527: }
528:
529: sub display_portfolio_header {
530: my ($r,$is_course) = @_;
531: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
532: my $query_string = &build_query_string();
533: my $args = {'domain' => $cdom};
534: if ($env{'form.forcestudent'}) {
535: $args->{'function'} = 'student';
536: }
537: my $output;
538: if ($is_course) {
539: if (($env{'request.course.id'} eq $cdom.'_'.$cnum) &&
540: ($env{'form.register'})) {
541: $args->{force_register} = $env{'form.register'};
542: } else {
543: my %coursedescription = &Apache::lonnet::coursedescription($cdom.'_'.$cnum);
544: my $cdescr = $coursedescription{'description'};
545: my $brcrum = [{href=>"/adm/$cdom/$cnum/aboutme".$query_string,
546: text=>&mt('Course Information - [_1]',$cdescr),
547: no_mt=>1},
548: {href=>"/adm/$cdom/$cnum/aboutme/portfolio".$query_string,
549: text=>'Viewable group portfolio files'}
550: ];
551: $args->{bread_crumbs} = $brcrum;
552: }
553: $output = &Apache::loncommon::start_page('Viewable group portfolio files',undef,$args).
554: '<h3>'.&mt('Group Portfolio files').'</h3>';
555: } else {
556: if ($env{'request.course.id'} && $env{'form.register'}) {
557: $args->{force_register} = $env{'form.register'};
558: } else {
559: my $brcrum = [{href => "/adm/$cdom/$cnum/aboutme".$query_string,
560: text => &mt('Personal Information Page - [_1]',$name),
561: title => &mt('Go to personal information page for [_1]',$name),
562: no_mt => 1},
563: {href => "/adm/$cdom/$cnum/aboutme/portfolio".$query_string,
564: text => &mt('Viewable files'),
565: title => &mt('Viewable portfolio files for [_1]',$name),
566: no_mt => 1}
567: ];
568: $args->{bread_crumbs} = $brcrum;
569: }
570: $output =
571: &Apache::loncommon::start_page('Viewable portfolio files',
572: undef,$args).
573: '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
574: }
575: $r->print($output);
576: return;
577: }
578:
579: sub display_portfolio_files {
580: my ($r,$is_course) = @_;
581: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
582: my %lt = &Apache::lonlocal::texthash(
583: 'withoutpass' => 'passphrase not required',
584: 'withpass' => 'passphrase protected',
585: 'both' => 'all access types ',
586: );
587:
588: my $portaccess = 'withoutpass';
589: if (exists($env{'form.portaccess'})) {
590: $portaccess = $env{'form.portaccess'};
591: }
592:
593: my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
594: .'" name="displaystatus" method="post">'.
595: &mt('File access type: ').'<select name="portaccess">';
596: foreach my $type ('withoutpass','withpass','both') {
597: $output .= '<option value="'.$type.'" ';
598: if ($portaccess eq $type) {
599: $output .= 'selected="selected"';
600: }
601: $output .= '>'.$lt{$type}.'</option>';
602: }
603: $output .= '</select>'."\n";
604: if ($env{'form.register'}) {
605: $output .= '<input type="hidden" name="register" value="'.$env{'form.register'}.'" />'."\n";
606: }
607: $output .= '<input type="submit" name="portaccessbutton" value="'.
608: &mt('Update display').'" />'.
609: '</form><br /><br />';
610: $r->print($output);
611: my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
612: $cdom,$cnum,$name);
613: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
614: if ($env{'request.course.id'} && $env{'form.register'}) {
615: my $query_string = &build_query_string();
616: $r->print('<br /><a href="/adm/'.$cdom.'/'.$cnum.
617: '/aboutme'.$query_string.'">');
618: if ($is_course) {
619: $r->print(&mt('Course Information page'));
620: } else {
621: $r->print(&mt('Information about [_1]',$name));
622: }
623: $r->print('</a>');
624: }
625: }
626: return;
627: }
628:
629: sub portfolio_files {
630: my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
631: my $filecounts = {
632: withpass => 0,
633: withoutpass => 0,
634: both => 0,
635: };
636: my $current_permissions =
637: &Apache::lonnet::get_portfile_permissions($cdom,$cnum);
638: my %access_controls =
639: &Apache::lonnet::get_access_controls($current_permissions);
640: my $portaccess;
641: if ($mode eq 'showlink') {
642: $portaccess = 'both';
643: } else {
644: $portaccess = 'withoutpass';
645: if (exists($env{'form.portaccess'})) {
646: $portaccess = $env{'form.portaccess'};
647: }
648: }
649:
650: my $diroutput;
651: if ($is_course) {
652: my %files_by_group;
653: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
654: foreach my $filename (sort(keys(%access_controls))) {
655: my ($group,$path) = split('/',$filename,2);
656: if (exists($curr_groups{$group})) {
657: $files_by_group{$group}{$path} = $access_controls{$filename};
658: }
659: }
660: foreach my $group (sort(keys(%files_by_group))) {
661: my %fileshash;
662: my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
663: $is_course,$filecounts,$mode,
664: $files_by_group{$group},
665: \%fileshash,$group);
666: if ($grpout) {
667: $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
668: }
669: }
670: } else {
671: my %allfileshash;
672: $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
673: $filecounts,$mode,\%access_controls,
674: \%allfileshash);
675: }
676: if ($mode eq 'listfiles') {
677: if ($filecounts->{'both'}) {
678: $r->print($diroutput);
679: } else {
680: my $access_text;
681: if (ref($lt) eq 'HASH') {
682: $access_text = $lt->{$portaccess};
683: }
684: $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
685: }
686: }
687: return $filecounts;
688: }
689:
690: sub build_hierarchy {
691: my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
692: $allfileshash,$group) = @_;
693: my $clientip = &Apache::lonnet::get_requestor_ip($r);
694: foreach my $filename (sort(keys(%{$access_info}))) {
695: my $access_status =
696: &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group,$clientip,
697: $access_info->{$filename});
698: if ($portaccess eq 'both') {
699: if (($access_status ne 'ok') &&
700: ($access_status !~ /^[^:]+:guest_/)) {
701: next;
702: }
703: } elsif ($portaccess eq 'withoutpass') {
704: if ($access_status ne 'ok') {
705: next;
706: }
707: } elsif ($portaccess eq 'withpass') {
708: if ($access_status !~ /^[^:]+:guest_/) {
709: next;
710: }
711: }
712: if ($mode eq 'listfiles') {
713: $filename =~ s/^\///;
714: my @pathitems = split('/',$filename);
715: my $lasthash = $allfileshash;
716: while (@pathitems > 1) {
717: my $newlevel = shift(@pathitems);
718: if (!exists($lasthash->{$newlevel})) {
719: $lasthash->{$newlevel} = {};
720: }
721: $lasthash = $lasthash->{$newlevel};
722: }
723: $lasthash->{$pathitems[0]} = $filename;
724: }
725: if ($access_status eq 'ok') {
726: $filecounts->{'withoutpass'} ++;
727: } elsif ($access_status =~ /^[^:]+:guest_/) {
728: $filecounts->{'withpass'} ++;
729: }
730: }
731: $filecounts->{'both'} = $filecounts->{'withoutpass'} +
732: $filecounts->{'withpass'};
733: my $output;
734: if ($mode eq 'listfiles') {
735: if ($filecounts->{'both'} > 0) {
736: $output = &Apache::loncommon::start_data_table();
737: $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
738: $group);
739: $output .= &Apache::loncommon::end_data_table();
740: }
741: }
742: return $output;
743: }
744:
745: sub parse_directory {
746: my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
747: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
748: $depth++;
749: my $output;
750:
751: my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
752: $group);
753: my $getpropath = 1;
754: my ($listref,$listerror) =
755: &Apache::lonnet::dirlist($portfolio_root.$path,$cdom,$cnum,$getpropath);
756: my %dirlist;
757: if (ref($listref) eq 'ARRAY') {
758: %dirlist = map { ((split('&',$_,2))[0],1) } @{$listref};
759: }
760: foreach my $item (sort(keys(%{$currhash}))) {
761: $output .= &Apache::loncommon::start_data_table_row();
762: $output .= '<td style="padding-left: '.($depth*25).'px">';
763: if (ref($currhash->{$item}) eq 'HASH') {
764: my $title=&HTML::Entities::encode($item,'<>&"');
765: $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" /> '.$title;
766: $output .= '</td><td> </td>'
767: .&Apache::loncommon::end_data_table_row();
768: $output .= &parse_directory($r,$depth,$currhash->{$item},
769: $path.'/'.$item,$is_course,$group);
770: } else {
771: my $file_name;
772: if ($currhash->{$item} =~ m|/([^/]+)$|) {
773: $file_name = $1;
774: } else {
775: $file_name = $currhash->{$item};
776: }
777: my $have_meta = exists($dirlist{$file_name.'.meta'});
778: my $url;
779: if ($is_course) {
780: $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
781: '/portfolio/'.$currhash->{$item};
782: } else {
783: $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.$currhash->{$item};
784: }
785: my $showname;
786: if ($have_meta) {
787: $showname = &Apache::lonnet::metadata($url,'title');
788: }
789: if ($showname eq '') {
790: $showname = $file_name;
791: } else {
792: $showname = $file_name.' ('.$showname.')';
793: }
794:
795: $showname=&HTML::Entities::encode($showname,'<>&"');
796: $output .= '<a href="'.$url.'">'.
797: '<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
798: ' '.$showname.'</a>';
799: $output.='</td><td>';
800: if ($have_meta) {
801: $output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Metadata').'" src="'.
802: &Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.png').
803: '" class="LC_icon" /></a>';
804: }
805: $output .= '</td>'
806: .&Apache::loncommon::end_data_table_row();
807: }
808: }
809: return $output;
810: }
811:
812: sub aboutme_access {
813: my ($uname,$udom) = @_;
814: my $privcheck = $env{'request.course.id'};
815: if ($env{'request.course.sec'} ne '') {
816: $privcheck .= '/'.$env{'request.course.sec'};
817: }
818: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
819: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
820: if (($cdom eq '') || ($cnum eq '')) {
821: my %coursehash = &Apache::lonnet::coursedescription($env{'request.course.id'});
822: $cdom = $coursehash{'domain'};
823: $cnum = $coursehash{'cnum'};
824: }
825: if ((&Apache::lonnet::allowed('srm',$privcheck)) ||
826: (&Apache::lonnet::allowed('dff',$privcheck))) {
827: if (&Apache::lonnet::in_course($uname,$udom,$cnum,$cdom,undef,1)) {
828: return 1;
829: }
830: }
831: return;
832: }
833:
834: 1;
835: __END__
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