1: # The LearningOnline Network
2: # Personal Information Page
3: #
4: # $Id: lonaboutme.pm,v 1.137 2009/06/08 18:04:45 bisitz Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: =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 in_course()
54:
55: =item aboutme_info()
56:
57: =item print_portfiles_link()
58:
59: =item build_query_string()
60:
61: =item display_portfolio_header()
62:
63: =item display_portfolio_files()
64:
65: =item portfolio_files()
66:
67: =item build_hierarchy()
68:
69: =item parse_directory()
70:
71: =back
72:
73: =cut
74:
75:
76: package Apache::lonaboutme;
77:
78: use strict;
79: use Apache::Constants qw(:common);
80: use Apache::loncommon;
81: use Apache::lonnet;
82: use Apache::lontexconvert;
83: use Apache::lonfeedback;
84: use Apache::lonrss();
85: use Apache::lonlocal;
86: use Apache::lonmsgdisplay();
87: use Apache::lontemplate;
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 $candisplay = 1;
113: if (!$is_course) {
114: if ($action ne 'portfolio') {
115: $candisplay = &Apache::lonnet::usertools_access($cnum,$cdom,'aboutme');
116: if ((!$candisplay) && ($env{'request.course.id'})) {
117: $candisplay = &aboutme_access($cnum,$cdom);
118: }
119: if (!$candisplay) {
120: if ($target eq 'tex') {
121: $r->print('\noindent{\large\textbf{'.&mt('No user personal information page available').'}}\\\\\\\\');
122: } else {
123: $r->print(&Apache::loncommon::start_page("Personal Information Page"));
124: $r->print('<h2>'.&mt('No user personal information page available') .'</h2>'.
125: &mt('This is a result of one of the following:').'<ul>'.
126: '<li>'.&mt('The administrator of this domain has disabled personal information page functionality for this specific user.').'</li>'.
127: '<li>'.&mt('The domain has been configured to disable, by default, personal information page functionality for all users in the domain.').'</li>'.
128: '</ul>');
129: $r->print(&Apache::loncommon::end_page());
130: }
131: return OK;
132: }
133: }
134: }
135:
136: # --------------------------------------------------------- The syllabus fields
137: my %syllabusfields=&Apache::lonlocal::texthash(
138: 'aaa_contactinfo' => 'Contact Information',
139: 'bbb_aboutme' => 'Personal Information',
140: 'ccc_webreferences' => 'Web References');
141:
142: # ------------------------------------------------------------ Get Query String
143: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
144: ['forceedit','forcestudent',
145: 'register','popup']);
146:
147: # ----------------------------------------------- Available Portfolio file display
148: if (($target ne 'tex') && ($action eq 'portfolio')) {
149: &display_portfolio_header($r,$is_course);
150: if ((!$is_course) && (!&Apache::lonnet::usertools_access($cnum,$cdom,'portfolio'))) {
151: $r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
152: &mt('This is a result of one of the following:').'<ul>'.
153: '<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
154: '<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
155: '</ul>');
156: } else {
157: my ($blocked,$blocktext) =
158: &Apache::loncommon::blocking_status('port',$cnum,$cdom);
159: if (!$blocked) {
160: &display_portfolio_files($r,$is_course);
161: } else {
162: $r->print($blocktext);
163: }
164: }
165: $r->print(&Apache::loncommon::end_page());
166: return OK;
167: }
168:
169: if ($is_course) {
170: if ($target ne 'tex') {
171: my $brcrum = [{href=>"/adm/navmaps",text=>"Navigate Course Contents"},
172: {href=>"/adm/aboutme",text=>"Course Information"}];
173: my $start_page =
174: &Apache::loncommon::start_page(
175: "Course Information",
176: undef,
177: {'function' => $env{'forcestudent'},
178: 'domain' => $cdom,
179: 'force_register' => $env{'forceregister'},
180: 'bread_crumbs' => $brcrum});
181: $r->print($start_page);
182: $r->print('<h2>'.&mt('Group Portfolio').'</h2>');
183: &print_portfiles_link($r,$is_course);
184: $r->print(&Apache::loncommon::end_page());
185: }
186: return OK;
187: }
188:
189: # --------------------------------------------------------------- Force Student
190: my $forcestudent='';
191: if ($env{'form.forcestudent'}) { $forcestudent='student'; };
192:
193: my $forceregister = '';
194: if ($forcestudent eq '') {
195: $forceregister = $env{'form.register'};
196: }
197:
198: #------------Get rights
199: my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
200: my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
201: my $allowed=0;
202: my $privleged=$allowed=(($env{'user.name'} eq $cnum) &&
203: ($env{'user.domain'} eq $cdom));
204: if ($forcestudent or $target eq 'tex') { $allowed=0; }
205:
206:
207: # --------------------------------------- There is such a user, get environment
208:
209: if ($target ne 'tex') {
210: my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
211: my $args = {'function' => $forcestudent,
212: 'domain' => $cdom,
213: 'force_register' => $forceregister};
214: if ($env{'form.popup'}) {
215: $args->{'no_nav_bar'} = 1;
216: } else { # Don't show breadcrumbs in popup window
217: $args->{'bread_crumbs'} = [{href=>"/adm/$cdom/$cnum/aboutme",text=>"Personal Information Page"}];
218: }
219: my $start_page = &Apache::loncommon::start_page('Personal Information Page',$rss_link,$args);
220: $r->print($start_page);
221:
222: #Print Privacy Note
223: if ($allowed) {
224: $r->print('<div class="LC_info">'
225: .'<b>'.&mt('Privacy Note:').'</b> '
226: .&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.')
227: .'</div>'
228: );
229: }
230:
231: #Print last modified
232:
233: my $lastmod;
234: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
235: $lastmod=$syllabus{'uploaded.lastmodified'};
236: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
237: $r->print('<div class="LC_info">');
238: $r->print(&mt('Last updated').': '.$lastmod . '');
239: $r->print('</div>');
240: }
241: }
242: #Print Help Text
243: if ($target ne 'tex') {
244: if($allowed){
245: $r->print(&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')));
246: }
247: }
248:
249: #----------------Print Functions
250: if ($target ne 'tex') {
251: $r->print(&Apache::lontemplate::start_functionslist());
252: if ($allowed) {
253: my $query_string = &build_query_string({'forcestudent' => '1','popup' => $env{'form.popup'}});
254: $r->print(&Apache::lontemplate::item_functionslist(
255: '<a href="'.$r->uri.$query_string.'">'.&mt('Show Public View').'</a>'
256: .&Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView')));
257: } elsif ($privleged) {
258: my $query_string = &build_query_string({'forceedit' => '1','popup' => $env{'form.popup'}});
259: $r->print(&Apache::lontemplate::item_functionslist(
260: '<a href="'.$r->uri.$query_string.'">'. &mt('Edit').'</a>'));
261: }
262: $r->print(&Apache::lontemplate::item_functionslist(
263: &Apache::lontemplate::send_message($r,$cnum,$cdom)));
264:
265: if ($env{'request.course.id'} && &Apache::lonnet::allowed('srm',$env{'request.course.id'}) && &in_course($cdom,$cnum)) {
266: if (&Apache::lonnet::allowed('vsa', $env{'request.course.id'}) || &Apache::lonnet::allowed('vsa', $env{'request.course.id'}.'/'.$env{'request.course.sec'})) {
267: $r->print(&Apache::lontemplate::item_functionslist(
268: &Apache::loncommon::track_student_link('View recent activity by this student',$cnum,$cdom)));
269: }
270: if (&Apache::lonnet::allowed('vgr', $env{'request.course.id'}) ||
271: &Apache::lonnet::allowed('vgr', $env{'request.course.id'}.'/'.$env{'request.course.sec'})) {
272: $r->print(&Apache::lontemplate::item_functionslist(
273: &Apache::loncommon::slot_reservations_link('Slot reservation history',$cnum,$cdom)));
274: }
275: $r->print(&Apache::lontemplate::item_functionslist(
276: &Apache::loncommon::noteswrapper(&mt('Add Records'),$cnum,$cdom)));
277: }
278: $r->print(&Apache::lontemplate::end_functionslist());
279: }
280: #------Print Headtitle
281: if ($target ne 'tex') {
282: $r->print('<div class="LC_Box">');
283: $r->print('<h2 class="LC_hcell">'.&Apache::loncommon::plainname($cnum,$cdom).'</h2>');
284: if ($courseenv{'nickname'}) {
285: $r->print('<h2>"'.$courseenv{'nickname'}.'"</h2>');
286: }
287: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');
288: } else {
289: $r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
290: $r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
291: }
292: # does this user have privileges to post, etc?
293:
294:
295: my $query_string;
296:
297: if (($env{'form.uploaddoc.filename'}) &&
298: ($env{'form.storeupl'}) && ($allowed)) {
299: if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
300: if ($syllabus{'uploaded.photourl'}) {
301: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
302: }
303: $syllabus{'uploaded.photourl'}=
304: &Apache::lonnet::userphotoupload('uploaddoc','aboutme');
305: }
306: $syllabus{'uploaded.lastmodified'}=time;
307: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
308: }
309: if ($allowed && $env{'form.delupl'}) {
310: if ($syllabus{'uploaded.photourl'}) {
311: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
312: delete($syllabus{'uploaded.photourl'});
313: &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
314: }
315: }
316: if (($allowed) && ($env{'form.storesyl'})) {
317: foreach my $syl_field (keys(%syllabusfields)) {
318: my $field=$env{'form.'.$syl_field};
319: $field=~s/\s+$//s;
320: $field=&Apache::lonfeedback::clear_out_html($field,$env{'user.adv'});
321: $syllabus{$syl_field}=$field;
322: }
323: $syllabus{'uploaded.lastmodified'}=time;
324: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
325: }
326:
327: my $image;
328: # ---------------------------------------------------------------- Get syllabus
329: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
330: if ($syllabus{'uploaded.photourl'}) {
331: &Apache::lonnet::allowuploaded('/adm/aboutme',$syllabus{'uploaded.photourl'});
332:
333: #This call is to resize all "Personal Information" images in the LonCapa System. When its done, you can remove this line.
334: &Apache::lonnet::resizeImage(&Apache::lonnet::filelocation('',$syllabus{'uploaded.photourl'}));
335: #---End Resize---
336:
337: $image=qq{<img name="userPhoto" src="$syllabus{'uploaded.photourl'} " class="LC_AboutMe_Image" />};
338:
339: if ($target eq 'tex') {
340: $image=&Apache::lonxml::xmlparse($r,'tex',$image);
341: }
342:
343: }
344:
345: if ($allowed) {
346: $r->print(
347: '<form method="post" enctype="multipart/form-data">'.
348: '<h3>'.&mt('Upload a Photo').'</h3>'.
349: '<input type="file" name="uploaddoc" size="50" />'.
350: '<input type="submit" name="storeupl" value="'.&mt('Upload').'" />'.
351: '<input type="hidden" name="popup" value="'.$env{'form.popup'}.'" />'.
352: '</form>');
353: if ($syllabus{'uploaded.photourl'}) {
354: $r->print('<form method="post"><input type="submit" name="delupl" value="'.&mt('Delete Photo').'" /> </form>')
355: }
356: $r->print('<p>');
357: }
358:
359: if($allowed) {
360: $r->print('<form method="post">');
361: }
362:
363: if ($target ne 'tex') { #print Image
364: $r->print($image);
365:
366: } #End Print Image
367:
368: #Print Content eg. Contactinfo aboutme,...
369: &Apache::lontemplate::print_aboutme_content_template($r,$allowed,$target,\%syllabusfields,\%syllabus);
370: #End Print Content
371:
372: if ($target ne 'tex') { #Begin Print RSS and portfiles
373: &print_portfiles_link($r,$is_course);
374: if (&Apache::lonrss::advertisefeeds($cnum,$cdom) ne '') {
375: &Apache::lontemplate::print_start_template($r,'RSS Feeds and Blogs','LC_Box');
376: $r->print(&Apache::lonrss::advertisefeeds($cnum,$cdom));
377: &Apache::lontemplate::print_end_template($r);
378: }
379:
380: } #End Print RSS and portfiles
381:
382:
383: if ($allowed) {
384: if ($env{'form.popup'}) {
385: $r->print('<input type="hidden" name="popup" value="'.
386: $env{'form.popup'}.'" />');
387: }
388: $r->print('</form>');
389: }
390: if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
391: } else {
392: $r->print('<p>'.&mt('No personal information provided').'.</p>');
393: }
394:
395: if ($env{'request.course.id'}
396: && &Apache::lonnet::allowed('srm',$env{'request.course.id'})
397: && &in_course($cdom,$cnum)) {
398: if ($target ne 'tex') {
399: $r->print('<a name="coursecomment" />');
400: &Apache::lontemplate::print_start_template($r,&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course'),'LC_Box');
401: $r->print('<span class="LC_info">');
402: $r->print(&mt('Shared by course faculty and staff').&Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message"));
403: $r->print('</span> <p>');
404: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
405: $r->print('</p>');
406: &Apache::lontemplate::print_end_template($r);
407:
408: } else {
409: $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
410: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
411: }
412: }
413: if ($target ne 'tex') {
414: $r->print('</div>');
415: if ($env{'form.popup'}) {
416: $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a>');
417: }
418: $r->print(&Apache::loncommon::end_page());
419: } else {
420: $r->print('\end{document}');
421: }
422:
423:
424:
425: return OK;
426: }
427:
428: sub in_course {
429: my ($udom,$uname,$cdom,$cnum,$type) = @_;
430: $type ||= 'any';
431: if (!defined($cdom) || !defined($cnum)) {
432: my $cid = $env{'request.course.id'};
433: $cdom = $env{'course.'.$cid.'.domain'};
434: $cnum = $env{'course.'.$cid.'.num'};
435: }
436: my %roles = &Apache::lonnet::dump('roles',$udom,$uname);
437: my @course_roles = grep(m{^/\Q$cdom\E/\Q$cnum\E[/_]}, keys(%roles));
438: return 0 if (!@course_roles);
439: return 1 if ($type eq 'any');
440: my $now = time();
441: foreach my $role (@course_roles) {
442: my (undef,$role_end,$role_start)=split(/\_/,$roles{$role});
443: my $status = 'active';
444: if ($role_start > 0 && $now < $role_start) {
445: $status = 'future';
446: }
447: if ($role_end > 0 && $now > $role_end) {
448: $status = 'previous';
449: }
450: return 1 if ($status eq $type);
451: }
452: return 0;
453: }
454:
455: sub aboutme_info {
456: my ($r,$is_course) = @_;
457: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
458: my $name;
459: if (!$is_course) {
460: $name = &Apache::loncommon::plainname($cnum,$cdom);
461: }
462: return ($cdom,$cnum,$name);
463: }
464:
465: sub print_portfiles_link {
466: my ($r,$is_course) = @_;
467: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
468: my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
469: $cdom,$cnum,$name);
470: my $query_string = &build_query_string();
471: my $output;
472: my %lt = &Apache::lonlocal::texthash(
473: 'vpfi' => 'Viewable portfolio files',
474: 'vgpf' => 'Viewable group portfolio files',
475: 'difl' => 'Display file listing',
476: );
477: if ($filecounts->{'both'} > 0) {
478: $output = '<div class="LC_Box"><h4 class="LC_hcell">';
479: $output .= ($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
480:
481: #$output = '<h4>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
482: $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
483: $query_string.'">'.$lt{'difl'}.
484: '</a><br /><br />';
485: if ($filecounts->{'both'} == 1) {
486: if ($is_course) {
487: $output .= &mt('One group portfolio file is available.').'<ul>';
488: } else {
489: $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
490: }
491: } else {
492: if ($is_course) {
493: $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
494: } else {
495: $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
496: }
497: }
498: if ($filecounts->{'withoutpass'}) {
499: $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
500: }
501: if ($filecounts->{'withpass'}) {
502: $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
503: }
504: $output .= '</ul>';
505: $output .= '</div>';
506: }
507: $r->print($output);
508: return;
509: }
510:
511: sub build_query_string {
512: my ($new_items) = @_;
513: my $query_string;
514: my @formelements = ('register');
515: my $new = 0;
516: if (ref($new_items) eq 'HASH') {
517: $new = 1;
518: if (!defined($new_items->{'forceedit'}) &&
519: !defined($new_items->{'forcestudent'})) {
520: push(@formelements,('forceedit','forcestudent'));
521: }
522: } else {
523: push(@formelements,('forceedit','forcestudent'));
524: }
525: foreach my $element (@formelements) {
526: if (exists($env{'form.'.$element})) {
527: if ((!$new) || (!defined($new_items->{$element}))) {
528: $query_string .= '&'.$element.'='.$env{'form.'.$element};
529: }
530: }
531: }
532: if ($new) {
533: foreach my $key (keys(%{$new_items})) {
534: $query_string .= '&'.$key.'='.$new_items->{$key};
535: }
536: }
537: $query_string =~ s/^\&/\?/;
538: return $query_string;
539: }
540:
541: sub display_portfolio_header {
542: my ($r,$is_course) = @_;
543: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
544: my $query_string = &build_query_string();
545: &Apache::lonhtmlcommon::clear_breadcrumbs();
546: my $forcestudent='';
547: if ($env{'form.forcestudent'}) { $forcestudent='student'; };
548:
549: my $output;
550: if ($is_course) {
551: $output =
552: &Apache::loncommon::start_page('Viewable group portfolio files',undef,
553: {'function' => $forcestudent,
554: 'domain' => $cdom,});
555: $output .= '<h3>'.&mt('Group Portfolio files').'</h3>';
556: } else {
557: $output =
558: &Apache::loncommon::start_page('Viewable portfolio files',undef,
559: {'function' => $forcestudent,
560: 'domain' => $cdom,});
561: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
562: &Apache::lonhtmlcommon::add_breadcrumb
563: ({href=>"/adm/$cdom/$cnum/aboutme".$query_string,
564: text=>&mt('Personal Information Page - [_1]',$name),
565: title=>&mt('Go to personal information page for [_1]', $name)},
566: {href=>"/adm/$cdom/$cnum/aboutme/portfolio",
567: text=>&mt('Viewable files - [_1]', $name),
568: title=>&mt('Viewable portfolio files for [_1]', $name)}
569: );
570: $output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Viewable portfolio files.'));
571: }
572: $output .= '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
573: }
574: $r->print($output);
575: return;
576: }
577:
578: sub display_portfolio_files {
579: my ($r,$is_course) = @_;
580: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
581: my %lt = &Apache::lonlocal::texthash(
582: 'withoutpass' => 'passphrase not required',
583: 'withpass' => 'passphrase protected',
584: 'both' => 'all access types ',
585: );
586:
587: my $portaccess = 'withoutpass';
588: if (exists($env{'form.portaccess'})) {
589: $portaccess = $env{'form.portaccess'};
590: }
591:
592: my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
593: .'" name="displaystatus" method="post">'.
594: &mt('File access type: ').'<select name="portaccess">';
595: foreach my $type ('withoutpass','withpass','both') {
596: $output .= '<option value="'.$type.'" ';
597: if ($portaccess eq $type) {
598: $output .= 'selected="selected"';
599: }
600: $output .= '>'.$lt{$type}.'</option>';
601: }
602: $output .= '</select>'."\n".
603: '<input type="submit" name="portaccessbutton" value="'.
604: &mt('Update display').'" />';
605: $output .= '</form><br /><br />';
606: $r->print($output);
607: my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
608: $cdom,$cnum,$name);
609: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
610: my $query_string = &build_query_string();
611: $r->print('<br /><br /><a href="/adm/'.$cdom.'/'.$cnum.
612: '/aboutme'.$query_string.'">');
613: if ($is_course) {
614: $r->print(&mt('Course Information page'));
615: } else {
616: $r->print(&mt('Information about [_1]',$name));
617: }
618: $r->print('</a>');
619: }
620: return;
621: }
622:
623: sub portfolio_files {
624: my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
625: my $filecounts = {
626: withpass => 0,
627: withoutpass => 0,
628: both => 0,
629: };
630: my $current_permissions =
631: &Apache::lonnet::get_portfile_permissions($cdom,$cnum);
632: my %access_controls =
633: &Apache::lonnet::get_access_controls($current_permissions);
634: my $portaccess;
635: if ($mode eq 'showlink') {
636: $portaccess = 'both';
637: } else {
638: $portaccess = 'withoutpass';
639: if (exists($env{'form.portaccess'})) {
640: $portaccess = $env{'form.portaccess'};
641: }
642: }
643:
644: my $diroutput;
645: if ($is_course) {
646: my %files_by_group;
647: foreach my $filename (sort(keys(%access_controls))) {
648: my ($group,$path) = split('/',$filename,2);
649: $files_by_group{$group}{$path} = $access_controls{$filename};
650: }
651: foreach my $group (sort(keys(%files_by_group))) {
652: my %fileshash;
653: my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
654: $is_course,$filecounts,$mode,
655: $files_by_group{$group},
656: \%fileshash,$group);
657: if ($grpout) {
658: $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
659: }
660: }
661: } else {
662: my %allfileshash;
663: $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
664: $filecounts,$mode,\%access_controls,
665: \%allfileshash);
666: }
667: if ($mode eq 'listfiles') {
668: if ($filecounts->{'both'}) {
669: $r->print($diroutput);
670: } else {
671: my $access_text;
672: if (ref($lt) eq 'HASH') {
673: $access_text = $lt->{$portaccess};
674: }
675: $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
676: }
677: }
678: return $filecounts;
679: }
680:
681: sub build_hierarchy {
682: my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
683: $allfileshash,$group) = @_;
684: foreach my $filename (sort(keys(%{$access_info}))) {
685: my $access_status =
686: &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group,$$access_info{$filename});
687: if ($portaccess eq 'both') {
688: if (($access_status ne 'ok') &&
689: ($access_status !~ /^[^:]+:guest_/)) {
690: next;
691: }
692: } elsif ($portaccess eq 'withoutpass') {
693: if ($access_status ne 'ok') {
694: next;
695: }
696: } elsif ($portaccess eq 'withpass') {
697: if ($access_status !~ /^[^:]+:guest_/) {
698: next;
699: }
700: }
701: if ($mode eq 'listfiles') {
702: $filename =~ s/^\///;
703: my @pathitems = split('/',$filename);
704: my $lasthash = $allfileshash;
705: while (@pathitems > 1) {
706: my $newlevel = shift(@pathitems);
707: if (!exists($lasthash->{$newlevel})) {
708: $lasthash->{$newlevel} = {};
709: }
710: $lasthash = $lasthash->{$newlevel};
711: }
712: $lasthash->{$pathitems[0]} = $filename;
713: }
714: if ($access_status eq 'ok') {
715: $filecounts->{'withoutpass'} ++;
716: } elsif ($access_status =~ /^[^:]+:guest_/) {
717: $filecounts->{'withpass'} ++;
718: }
719: }
720: $filecounts->{'both'} = $filecounts->{'withoutpass'} +
721: $filecounts->{'withpass'};
722: my $output;
723: if ($mode eq 'listfiles') {
724: if ($filecounts->{'both'} > 0) {
725: $output = &Apache::loncommon::start_data_table();
726: $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
727: $group);
728: $output .= &Apache::loncommon::end_data_table();
729: }
730: }
731: return $output;
732: }
733:
734: sub parse_directory {
735: my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
736: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
737: $depth++;
738: my $output;
739:
740: my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
741: $group);
742: my $getpropath = 1;
743: my %dirlist = map {
744: ((split('&',$_,2))[0],1)
745: } &Apache::lonnet::dirlist($portfolio_root.$path,$cdom,$cnum,$getpropath);
746: foreach my $item (sort(keys(%{$currhash}))) {
747: $output .= &Apache::loncommon::start_data_table_row();
748: $output .= '<td style="padding-left: '.($depth*25).'px">';
749: if (ref($currhash->{$item}) eq 'HASH') {
750: my $title=&HTML::Entities::encode($item,'<>&"');
751: $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" /> '.$title;
752: $output .= '</td><td> </td>'
753: .&Apache::loncommon::end_data_table_row();
754: $output .= &parse_directory($r,$depth,$currhash->{$item},
755: $path.'/'.$item,$is_course,$group);
756: } else {
757: my $file_name;
758: if ($currhash->{$item} =~ m|/([^/]+)$|) {
759: $file_name = $1;
760: } else {
761: $file_name = $currhash->{$item};
762: }
763: my $have_meta = exists($dirlist{$file_name.'.meta'});
764: my $url;
765: if ($is_course) {
766: $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
767: '/portfolio/'.$currhash->{$item};
768: } else {
769: $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.$currhash->{$item};
770: }
771: my $showname;
772: if ($have_meta) {
773: $showname = &Apache::lonnet::metadata($url,'title');
774: }
775: if ($showname eq '') {
776: $showname = $file_name;
777: } else {
778: $showname = $file_name.' ('.$showname.')';
779: }
780:
781: $showname=&HTML::Entities::encode($showname,'<>&"');
782: $output .= '<a href="'.$url.'">'.
783: '<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
784: ' '.$showname.'</a>';
785: $output.='</td><td>';
786: if ($have_meta) {
787: $output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Metadata').'" src="'.
788: &Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').
789: '" class="LC_icon" /></a>';
790: }
791: $output .= '</td>'
792: .&Apache::loncommon::end_data_table_row();
793: }
794: }
795: return $output;
796: }
797:
798: sub aboutme_access {
799: my ($uname,$udom) = @_;
800: my $privcheck = $env{'request.course.id'};
801: my $sec;
802: if ($env{'request.course.sec'} ne '') {
803: $sec = $env{'request.course.sec'};
804: $privcheck .= '/'.$sec;
805: }
806: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
807: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
808: if (($cdom eq '') || ($cnum eq '')) {
809: my %coursehash = &coursedescription($env{'request.course.id'});
810: $cdom = $coursehash{'domain'};
811: $cnum = $coursehash{'cnum'};
812: }
813: if ((&Apache::lonnet::allowed('srm',$privcheck)) ||
814: (&Apache::lonnet::allowed('dff',$privcheck))) {
815: if (&in_course($uname,$udom,$cnum,$cdom)) {
816: return 1;
817: }
818: }
819: return;
820: }
821:
822: 1;
823: __END__
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