1: # The LearningOnline Network
2: # Personal Information Page
3: #
4: # $Id: lonaboutme.pm,v 1.105 2009/02/25 13:25:52 neumanie 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 home page available').'}}\\\\\\\\');
122: } else {
123: $r->print(&Apache::loncommon::start_page("Personal Information Page"));
124: $r->print('<h2>'.&mt('No user home 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 home page functionality for this specific user.').'</li>'.
127: '<li>'.&mt('The domain has been configured to disable, by default, home 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: $r->print('<h2>'.&mt('Group files').'</h2>');
183: &print_portfiles_link($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: }
217: $args->{'bread_crumbs'} = [{href=>"/adm/fhwfdev/$cnum/aboutme",text=>"Personal Information Page"}];
218: my $start_page =
219: &Apache::loncommon::start_page("Personal Information Page",$rss_link,$args);
220: $r->print($start_page);
221:
222: }
223:
224: #----------------Print Functions
225: if( $target ne 'tex'){
226: &Apache::lontemplate::print_start_page_functions($r);
227: if($allowed){
228: my $query_string = &build_query_string({'forcestudent' => '1','popup' => $env{'form.popup'}});
229: &Apache::lontemplate::print_functions_content($r,'<a href="'.$r->uri.$query_string.'">'.&mt('Show Public View').'</a>'.&Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView'));
230: &Apache::lontemplate::print_functions_content($r,&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')));
231: }elsif($privleged){
232: my $query_string = &build_query_string({'forceedit' => '1','popup' => $env{'form.popup'}});
233: &Apache::lontemplate::print_functions_content($r,'<a href="'.$r->uri.$query_string.'">'. &mt('Edit').'</a>');
234: }
235: &Apache::lontemplate::print_functions_content($r,&Apache::lontemplate::send_message($r,$cnum,$cdom));
236:
237: if ($env{'request.course.id'} && &Apache::lonnet::allowed('srm',$env{'request.course.id'}) && &in_course($cdom,$cnum)) {
238: if (&Apache::lonnet::allowed('vsa', $env{'request.course.id'}) || &Apache::lonnet::allowed('vsa', $env{'request.course.id'}.'/'.
239: $env{'request.course.sec'})) {
240: &Apache::lontemplate::print_functions_content($r,&Apache::loncommon::track_student_link('View recent activity by this student',
241: $cnum,$cdom).(' 'x2));
242: }
243: &Apache::lontemplate::print_functions_content($r,&Apache::loncommon::noteswrapper(&mt('Add Records'),$cnum,$cdom));
244: }
245: &Apache::lontemplate::print_end_page_functions($r);
246: }
247: #------Print Headtitle
248: if ($target ne 'tex') {
249: $r->print('<div class="LC_ContentBoxSpecial">');
250: $r->print('<h2 class="LC_hcell">'.&Apache::loncommon::plainname($cnum,$cdom).'</h2>');
251: $r->print('<blockquote>');
252: if ($courseenv{'nickname'}) {
253: $r->print('<h2>"'.$courseenv{'nickname'}.'"</h2>');
254: }
255: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');
256: }
257: else{
258: $r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
259: $r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
260: }
261: # does this user have privileges to post, etc?
262:
263:
264: my $query_string;
265:
266: if ($allowed) {
267: $r->print('<p><b>'.&mt('Privacy Note').':</b> '.&mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.'). '</p>');
268: }
269:
270:
271: if (($env{'form.uploaddoc.filename'}) &&
272: ($env{'form.storeupl'}) && ($allowed)) {
273: if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
274: if ($syllabus{'uploaded.photourl'}) {
275: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
276: }
277: $syllabus{'uploaded.photourl'}=
278: &Apache::lonnet::userphotoupload('uploaddoc','aboutme');
279: }
280: $syllabus{'uploaded.lastmodified'}=time;
281: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
282: }
283: if ($allowed && $env{'form.delupl'}) {
284: if ($syllabus{'uploaded.photourl'}) {
285: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
286: delete($syllabus{'uploaded.photourl'});
287: &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
288: }
289: }
290: if (($allowed) && ($env{'form.storesyl'})) {
291: foreach my $syl_field (keys(%syllabusfields)) {
292: my $field=$env{'form.'.$syl_field};
293: $field=~s/\s+$//s;
294: $field=&Apache::lonfeedback::clear_out_html($field,
295: $env{'user.adv'});
296: $syllabus{$syl_field}=$field;
297: }
298: $syllabus{'uploaded.lastmodified'}=time;
299: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
300: }
301:
302: my $lastmod;
303: my $image;
304: # ---------------------------------------------------------------- Get syllabus
305: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
306: $lastmod=$syllabus{'uploaded.lastmodified'};
307: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
308: $r->print('<br />'.&mt('Last updated').': '.$lastmod);
309:
310:
311: if ($syllabus{'uploaded.photourl'}) {
312: &Apache::lonnet::allowuploaded('/adm/aboutme',
313: $syllabus{'uploaded.photourl'});
314:
315: #This call is to resize all "Personal Information" images in the LonCapa System. When its done, you can remove this line.
316: &Apache::lonnet::resizeImage(&Apache::lonnet::filelocation('',$syllabus{'uploaded.photourl'}));
317: #---End Resize---
318:
319: $image=qq{<img name="userPhoto" src="$syllabus{'uploaded.photourl'} " class="LC_AboutMe_Image" />};
320:
321: if ($target eq 'tex') {
322: $image=&Apache::lonxml::xmlparse($r,'tex',$image);
323: }
324:
325: }
326:
327: if ($allowed) {
328: $r->print(
329: '<form method="post" enctype="multipart/form-data">'.
330: '<h3>'.&mt('Upload a Photo').'</h3>'.
331: '<input type="file" name="uploaddoc" size="50" />'.
332: '<input type="submit" name="storeupl" value="'.&mt('Upload').'" />'.
333: '<input type="hidden" name="popup" value="'.$env{'form.popup'}.'" />'.
334: '</form><form method="post"><input type="submit" name="delupl" value="'.&mt('Delete Photo').'" /> </form><p>
335: ');
336:
337: }
338:
339: if($allowed) {
340: $r->print('<form method="post">');
341: }
342:
343: if($target ne 'tex') #print Image
344: {
345: &Apache::lontemplate::start_ContentBox($r);
346: &Apache::lontemplate::end_ContentBox($r);
347: $r->print($image);
348:
349: }#End Print Image
350:
351: #Print Content eg. Contactinfo aboutme,...
352: &Apache::lontemplate::print_aboutme_content_template($r,$allowed,$target,\%syllabusfields,\%syllabus);
353: #End Print Content
354:
355: if($target ne 'tex')#Begin Print RSS and portfiles
356: {
357: &print_portfiles_link($r,$is_course);
358: if(&Apache::lonrss::advertisefeeds($cnum,$cdom) ne ''){
359: &Apache::lontemplate::print_template($r,'RSS Feeds and Blogs',&Apache::lonrss::advertisefeeds($cnum,$cdom),1,'LC_ContentBoxSpecial');
360: }
361:
362: } #End Print RSS and portfiles
363:
364:
365: if ($allowed) {
366: if ($env{'form.popup'}) {
367: $r->print('<input type="hidden" name="popup" value="'.
368: $env{'form.popup'}.'" />');
369: }
370: $r->print('</form>');
371: }
372: if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
373: } else {
374: # &Apache::lontemplate::send_message($r,$cnum,$cdom);
375: $r->print('<p>'.&mt('No personal information provided').'.</p>');
376: }
377: if($target ne 'tex'){
378: #$r->print('</blockquote>');
379: #$r->print('</div>');
380: }
381:
382: if ($env{'request.course.id'}
383: && &Apache::lonnet::allowed('srm',$env{'request.course.id'})
384: && &in_course($cdom,$cnum)) {
385: if ($target ne 'tex') {
386: $r->print('<a name="coursecomment" />');
387: &Apache::lontemplate::print_start_template($r,&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').&mt('Shared by course faculty and staff').&Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message"),'LC_ContentBoxSpecial');
388: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
389: &Apache::lontemplate::print_end_template($r);
390:
391: } else {
392: $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
393: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
394: }
395: }
396: $r->print('</blockquote>');
397: $r->print('</div>');
398: if ($target ne 'tex') {
399: if ($env{'form.popup'}) {
400: $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a>');
401: }
402: $r->print(&Apache::loncommon::end_page());
403: } else {
404: $r->print('\end{document}');
405: }
406:
407:
408:
409: return OK;
410: }
411:
412: sub in_course {
413: my ($udom,$uname,$cdom,$cnum,$type) = @_;
414: $type ||= 'any';
415: if (!defined($cdom) || !defined($cnum)) {
416: my $cid = $env{'request.course.id'};
417: $cdom = $env{'course.'.$cid.'.domain'};
418: $cnum = $env{'course.'.$cid.'.num'};
419: }
420: my %roles = &Apache::lonnet::dump('roles',$udom,$uname);
421: my @course_roles = grep(m{^/\Q$cdom\E/\Q$cnum\E[/_]}, keys(%roles));
422: return 0 if (!@course_roles);
423: return 1 if ($type eq 'any');
424: my $now = time();
425: foreach my $role (@course_roles) {
426: my (undef,$role_end,$role_start)=split(/\_/,$roles{$role});
427: my $status = 'active';
428: if ($role_start > 0 && $now < $role_start) {
429: $status = 'future';
430: }
431: if ($role_end > 0 && $now > $role_end) {
432: $status = 'previous';
433: }
434: return 1 if ($status eq $type);
435: }
436: return 0;
437: }
438:
439: sub aboutme_info {
440: my ($r,$is_course) = @_;
441: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
442: my $name;
443: if (!$is_course) {
444: $name = &Apache::loncommon::plainname($cnum,$cdom);
445: }
446: return ($cdom,$cnum,$name);
447: }
448:
449: sub print_portfiles_link {
450: my ($r,$is_course) = @_;
451: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
452: my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
453: $cdom,$cnum,$name);
454: my $query_string = &build_query_string();
455: my $output;
456: my %lt = &Apache::lonlocal::texthash(
457: vpfi => 'Viewable portfolio files',
458: vgpf => 'Viewable group portfolio files',
459: difl => 'Display file listing',
460: );
461: if ($filecounts->{'both'} > 0) {
462: $output = '<div class="LC_ContentBoxSpecial"><h4 class="LC_hcell">';
463: $output .= ($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
464:
465: #$output = '<h4>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
466: $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
467: $query_string.'">'.$lt{'difl'}.
468: '</a><br /><br />';
469: if ($filecounts->{'both'} == 1) {
470: if ($is_course) {
471: $output .= &mt('One group portfolio file is available.').'<ul>';
472: } else {
473: $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
474: }
475: } else {
476: if ($is_course) {
477: $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
478: } else {
479: $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
480: }
481: }
482: if ($filecounts->{'withoutpass'}) {
483: $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
484: }
485: if ($filecounts->{'withpass'}) {
486: $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
487: }
488: $output .= '</ul>';
489: $output .='</p>';
490: $output .='</div>';
491: }
492: $r->print($output);
493: return;
494: }
495:
496: sub build_query_string {
497: my ($new_items) = @_;
498: my $query_string;
499: my @formelements = ('register');
500: my $new = 0;
501: if (ref($new_items) eq 'HASH') {
502: $new = 1;
503: if (!defined($new_items->{'forceedit'}) &&
504: !defined($new_items->{'forcestudent'})) {
505: push(@formelements,('forceedit','forcestudent'));
506: }
507: } else {
508: push(@formelements,('forceedit','forcestudent'));
509: }
510: foreach my $element (@formelements) {
511: if (exists($env{'form.'.$element})) {
512: if ((!$new) || (!defined($new_items->{$element}))) {
513: $query_string .= '&'.$element.'='.$env{'form.'.$element};
514: }
515: }
516: }
517: if ($new) {
518: foreach my $key (keys(%{$new_items})) {
519: $query_string .= '&'.$key.'='.$new_items->{$key};
520: }
521: }
522: $query_string =~ s/^\&/\?/;
523: return $query_string;
524: }
525:
526: sub display_portfolio_header {
527: my ($r,$is_course) = @_;
528: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
529: my $query_string = &build_query_string();
530: &Apache::lonhtmlcommon::clear_breadcrumbs();
531: my $forcestudent='';
532: if ($env{'form.forcestudent'}) { $forcestudent='student'; };
533:
534: my $output;
535: if ($is_course) {
536: $output =
537: &Apache::loncommon::start_page('Viewable group portfolio files',undef,
538: {'function' => $forcestudent,
539: 'domain' => $cdom,});
540: $output .= '<h3>'.&mt('Group Portfolio files').'</h3>';
541: } else {
542: $output =
543: &Apache::loncommon::start_page('Viewable portfolio files',undef,
544: {'function' => $forcestudent,
545: 'domain' => $cdom,});
546: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
547: &Apache::lonhtmlcommon::add_breadcrumb
548: ({href=>"/adm/$cdom/$cnum/aboutme".$query_string,
549: text=>&mt('Personal Information Page - [_1]',$name),
550: title=>&mt('Go to personal information page for [_1]', $name)},
551: {href=>"/adm/$cdom/$cnum/aboutme/portfolio",
552: text=>&mt('Viewable files - [_1]', $name),
553: title=>&mt('Viewable portfolio files for [_1]', $name)}
554: );
555: $output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Viewable portfolio files.'));
556: }
557: $output .= '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
558: }
559: $r->print($output);
560: return;
561: }
562:
563: sub display_portfolio_files {
564: my ($r,$is_course) = @_;
565: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
566: my %lt = ( withoutpass => 'passphrase not required',
567: withpass => 'passphrase protected',
568: both => 'all access types ',);
569: %lt = &Apache::lonlocal::texthash(%lt);
570:
571: my $portaccess = 'withoutpass';
572: if (exists($env{'form.portaccess'})) {
573: $portaccess = $env{'form.portaccess'};
574: }
575:
576: my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
577: .'" name="displaystatus" method="post">'.
578: &mt('File access type: ').'<select name="portaccess">';
579: foreach my $type ('withoutpass','withpass','both') {
580: $output .= '<option value="'.$type.'" ';
581: if ($portaccess eq $type) {
582: $output .= 'selected="selected"';
583: }
584: $output .= '>'.$lt{$type}.'</option>';
585: }
586: $output .= '</select>'."\n".
587: '<input type="submit" name="portaccessbutton" value="'.
588: &mt('Update display').'" />';
589: $output .= '</form><br /><br />';
590: $r->print($output);
591: my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
592: $cdom,$cnum,$name);
593: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
594: my $query_string = &build_query_string();
595: $r->print('<br /><br /><a href="/adm/'.$cdom.'/'.$cnum.
596: '/aboutme'.$query_string.'">');
597: if ($is_course) {
598: $r->print(&mt('Course Information page'));
599: } else {
600: $r->print(&mt('Information about [_1]',$name));
601: }
602: $r->print('</a>');
603: }
604: return;
605: }
606:
607: sub portfolio_files {
608: my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
609: my $filecounts = {
610: withpass => 0,
611: withoutpass => 0,
612: both => 0,
613: };
614: my $current_permissions =
615: &Apache::lonnet::get_portfile_permissions($cdom,$cnum);
616: my %access_controls =
617: &Apache::lonnet::get_access_controls($current_permissions);
618: my $portaccess;
619: if ($mode eq 'showlink') {
620: $portaccess = 'both';
621: } else {
622: $portaccess = 'withoutpass';
623: if (exists($env{'form.portaccess'})) {
624: $portaccess = $env{'form.portaccess'};
625: }
626: }
627:
628: my $diroutput;
629: if ($is_course) {
630: my %files_by_group;
631: foreach my $filename (sort(keys(%access_controls))) {
632: my ($group,$path) = split('/',$filename,2);
633: $files_by_group{$group}{$path} = $access_controls{$filename};
634: }
635: foreach my $group (sort(keys(%files_by_group))) {
636: my %fileshash;
637: my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
638: $is_course,$filecounts,$mode,
639: $files_by_group{$group},
640: \%fileshash,$group);
641: if ($grpout) {
642: $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
643: }
644: }
645: } else {
646: my %allfileshash;
647: $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
648: $filecounts,$mode,\%access_controls,
649: \%allfileshash);
650: }
651: if ($mode eq 'listfiles') {
652: if ($filecounts->{'both'}) {
653: $r->print($diroutput);
654: } else {
655: my $access_text;
656: if (ref($lt) eq 'HASH') {
657: $access_text = $lt->{$portaccess};
658: }
659: $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
660: }
661: }
662: return $filecounts;
663: }
664:
665: {
666: my $count=0;
667: sub portfolio_table_start {
668: $count=0;
669: return '<table class="LC_aboutme_port">';
670: }
671: sub portfolio_row_start {
672: $count++;
673: my $class = ($count%2)?'LC_odd_row'
674: :'LC_even_row';
675: return '<tr class="'.$class.'">';
676: }
677: }
678:
679: sub build_hierarchy {
680: my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
681: $allfileshash,$group) = @_;
682: foreach my $filename (sort(keys(%{$access_info}))) {
683: my $access_status =
684: &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group, $$access_info{$filename});
685: if ($portaccess eq 'both') {
686: if (($access_status ne 'ok') &&
687: ($access_status !~ /^[^:]+:guest_/)) {
688: next;
689: }
690: } elsif ($portaccess eq 'withoutpass') {
691: if ($access_status ne 'ok') {
692: next;
693: }
694: } elsif ($portaccess eq 'withpass') {
695: if ($access_status !~ /^[^:]+:guest_/) {
696: next;
697: }
698: }
699: if ($mode eq 'listfiles') {
700: $filename =~ s/^\///;
701: my @pathitems = split('/',$filename);
702: my $lasthash = $allfileshash;
703: while (@pathitems > 1) {
704: my $newlevel = shift(@pathitems);
705: if (!exists($lasthash->{$newlevel})) {
706: $lasthash->{$newlevel} = {};
707: }
708: $lasthash = $lasthash->{$newlevel};
709: }
710: $lasthash->{$pathitems[0]} = $filename;
711: }
712: if ($access_status eq 'ok') {
713: $filecounts->{'withoutpass'} ++;
714: } elsif ($access_status =~ /^[^:]+:guest_/) {
715: $filecounts->{'withpass'} ++;
716: }
717: }
718: $filecounts->{'both'} = $filecounts->{'withoutpass'} +
719: $filecounts->{'withpass'};
720: my $output;
721: if ($mode eq 'listfiles') {
722: if ($filecounts->{'both'} > 0) {
723: $output = &portfolio_table_start();
724: $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
725: $group);
726: $output .= '</table>';
727: }
728: }
729: return $output;
730: }
731:
732: sub parse_directory {
733: my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
734: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
735: $depth++;
736: my $output;
737:
738: my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
739: $group);
740: my $getpropath = 1;
741: my %dirlist = map {
742: ((split('&',$_,2))[0],1)
743: } &Apache::lonnet::dirlist($portfolio_root.$path,$cdom,$cnum,$getpropath);
744: foreach my $item (sort(keys(%{$currhash}))) {
745: $output .= &portfolio_row_start();
746: $output .= '<td style="padding-left: '.($depth*25).'px">';
747: if (ref($currhash->{$item}) eq 'HASH') {
748: my $title=&HTML::Entities::encode($item,'<>&"');
749: $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" /> '.$title;
750: $output .= '</td><td></td></tr>';
751: $output .= &parse_directory($r,$depth,$currhash->{$item},
752: $path.'/'.$item,$is_course,$group);
753: } else {
754: my $file_name;
755: if ($currhash->{$item} =~ m|/([^/]+)$|) {
756: $file_name = $1;
757: } else {
758: $file_name = $currhash->{$item};
759: }
760: my $have_meta = exists($dirlist{$file_name.'.meta'});
761: my $url;
762: if ($is_course) {
763: $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
764: '/portfolio/'.$currhash->{$item};
765: } else {
766: $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.
767: $currhash->{$item};
768: }
769: my $showname;
770: if ($have_meta) {
771: $showname = &Apache::lonnet::metadata($url,'title');
772: }
773: if ($showname eq '') {
774: $showname = $file_name;
775: } else {
776: $showname = $file_name.' ('.$showname.')';
777: }
778:
779: $showname=&HTML::Entities::encode($showname,'<>&"');
780: $output .= '<a href="'.$url.'">'.
781: '<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
782: ' '.$showname.'</a>';
783: $output.='</td><td>';
784: if ($have_meta) {
785: $output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Metadata').'" src="'.
786: &Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').
787: '" class="LC_icon" /></a>';
788: }
789: $output .= '</td></tr>';
790: }
791: }
792: return $output;
793: }
794:
795: sub aboutme_access {
796: my ($uname,$udom) = @_;
797: my $privcheck = $env{'request.course.id'};
798: my $sec;
799: if ($env{'request.course.sec'} ne '') {
800: $sec = $env{'request.course.sec'};
801: $privcheck .= '/'.$sec;
802: }
803: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
804: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
805: if (($cdom eq '') || ($cnum eq '')) {
806: my %coursehash = &coursedescription($env{'request.course.id'});
807: $cdom = $coursehash{'domain'};
808: $cnum = $coursehash{'cnum'};
809: }
810: if ((&Apache::lonnet::allowed('srm',$privcheck)) ||
811: (&Apache::lonnet::allowed('dff',$privcheck))) {
812: if (&in_course($uname,$udom,$cnum,$cdom)) {
813: return 1;
814: }
815: }
816: return;
817: }
818:
819: 1;
820: __END__
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