1: # The LearningOnline Network
2: # Personal Information Page
3: #
4: # $Id: lonaboutme.pm,v 1.121 2009/04/02 18:36:39 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: }
217: $args->{'bread_crumbs'} = [{href=>"/adm/fhwfdev/$cnum/aboutme",text=>"Personal Information Page"}];
218: my $start_page =
219: &Apache::loncommon::start_page("Personal Data",$rss_link,$args);
220: $r->print($start_page);
221:
222: }
223:
224: #Print Privacy Note
225: if ($allowed) {
226: $r->print('<p class="LC_info">'
227: .'<b>'.&mt('Privacy Note:').'</b> '
228: .&mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.')
229: .'</p>'
230: );
231: }
232:
233: #Print Help Text
234: if ($target ne 'tex') {
235: if($allowed){
236: $r->print(&Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')));
237: }
238: }
239:
240: #----------------Print Functions
241: if ($target ne 'tex'){
242: $r->print(&Apache::lontemplate::start_functionslist());
243: if($allowed){
244: my $query_string = &build_query_string({'forcestudent' => '1','popup' => $env{'form.popup'}});
245: $r->print(&Apache::lontemplate::item_functionslist(
246: '<a href="'.$r->uri.$query_string.'">'.&mt('Show Public View').'</a>'
247: .&Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView')));
248: }elsif($privleged){
249: my $query_string = &build_query_string({'forceedit' => '1','popup' => $env{'form.popup'}});
250: $r->print(&Apache::lontemplate::item_functionslist(
251: '<a href="'.$r->uri.$query_string.'">'. &mt('Edit').'</a>'));
252: }
253: $r->print(&Apache::lontemplate::item_functionslist(
254: &Apache::lontemplate::send_message($r,$cnum,$cdom)));
255:
256: if ($env{'request.course.id'} && &Apache::lonnet::allowed('srm',$env{'request.course.id'}) && &in_course($cdom,$cnum)) {
257: if (&Apache::lonnet::allowed('vsa', $env{'request.course.id'}) || &Apache::lonnet::allowed('vsa', $env{'request.course.id'}.'/'.
258: $env{'request.course.sec'})) {
259: $r->print(&Apache::lontemplate::item_functionslist(
260: &Apache::loncommon::track_student_link('View recent activity by this student',$cnum,$cdom)));
261: }
262: if (&Apache::lonnet::allowed('vgr', $env{'request.course.id'}) ||
263: &Apache::lonnet::allowed('vgr', $env{'request.course.id'}.'/'.
264: $env{'request.course.sec'})) {
265: $r->print(&Apache::lontemplate::item_functionslist(
266: &Apache::loncommon::slot_reservations_link('Slot reservation history',$cnum,$cdom)));
267: }
268: $r->print(&Apache::lontemplate::item_functionslist(
269: &Apache::loncommon::noteswrapper(&mt('Add Records'),$cnum,$cdom)));
270: }
271: $r->print(&Apache::lontemplate::end_functionslist());
272: }
273: #------Print Headtitle
274: if ($target ne 'tex') {
275: $r->print('<div class="LC_ContentBoxSpecial">');
276: $r->print('<h2 class="LC_hcell">'.&Apache::loncommon::plainname($cnum,$cdom).'</h2>');
277: $r->print('<blockquote>');
278: if ($courseenv{'nickname'}) {
279: $r->print('<h2>"'.$courseenv{'nickname'}.'"</h2>');
280: }
281: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>');
282: }
283: else {
284: $r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
285: $r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
286: }
287: # does this user have privileges to post, etc?
288:
289:
290: my $query_string;
291:
292: if (($env{'form.uploaddoc.filename'}) &&
293: ($env{'form.storeupl'}) && ($allowed)) {
294: if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
295: if ($syllabus{'uploaded.photourl'}) {
296: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
297: }
298: $syllabus{'uploaded.photourl'}=
299: &Apache::lonnet::userphotoupload('uploaddoc','aboutme');
300: }
301: $syllabus{'uploaded.lastmodified'}=time;
302: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
303: }
304: if ($allowed && $env{'form.delupl'}) {
305: if ($syllabus{'uploaded.photourl'}) {
306: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
307: delete($syllabus{'uploaded.photourl'});
308: &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
309: }
310: }
311: if (($allowed) && ($env{'form.storesyl'})) {
312: foreach my $syl_field (keys(%syllabusfields)) {
313: my $field=$env{'form.'.$syl_field};
314: $field=~s/\s+$//s;
315: $field=&Apache::lonfeedback::clear_out_html($field,
316: $env{'user.adv'});
317: $syllabus{$syl_field}=$field;
318: }
319: $syllabus{'uploaded.lastmodified'}=time;
320: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
321: }
322:
323: my $lastmod;
324: my $image;
325: # ---------------------------------------------------------------- Get syllabus
326: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
327: $lastmod=$syllabus{'uploaded.lastmodified'};
328: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
329: $r->print('<br />'.&mt('Last updated').': '.$lastmod);
330:
331:
332: if ($syllabus{'uploaded.photourl'}) {
333: &Apache::lonnet::allowuploaded('/adm/aboutme',
334: $syllabus{'uploaded.photourl'});
335:
336: #This call is to resize all "Personal Information" images in the LonCapa System. When its done, you can remove this line.
337: &Apache::lonnet::resizeImage(&Apache::lonnet::filelocation('',$syllabus{'uploaded.photourl'}));
338: #---End Resize---
339:
340: $image=qq{<img name="userPhoto" src="$syllabus{'uploaded.photourl'} " class="LC_AboutMe_Image" />};
341:
342: if ($target eq 'tex') {
343: $image=&Apache::lonxml::xmlparse($r,'tex',$image);
344: }
345:
346: }
347:
348: if ($allowed) {
349: $r->print(
350: '<form method="post" enctype="multipart/form-data">'.
351: '<h3>'.&mt('Upload a Photo').'</h3>'.
352: '<input type="file" name="uploaddoc" size="50" />'.
353: '<input type="submit" name="storeupl" value="'.&mt('Upload').'" />'.
354: '<input type="hidden" name="popup" value="'.$env{'form.popup'}.'" />'.
355: '</form><form method="post"><input type="submit" name="delupl" value="'.&mt('Delete Photo').'" /> </form><p>
356: ');
357:
358: }
359:
360: if($allowed) {
361: $r->print('<form method="post">');
362: }
363:
364: if($target ne 'tex') #print Image
365: {
366: &Apache::lontemplate::start_ContentBox($r);
367: &Apache::lontemplate::end_ContentBox($r);
368: $r->print($image);
369:
370: }#End Print Image
371:
372: #Print Content eg. Contactinfo aboutme,...
373: &Apache::lontemplate::print_aboutme_content_template($r,$allowed,$target,\%syllabusfields,\%syllabus);
374: #End Print Content
375:
376: if($target ne 'tex')#Begin Print RSS and portfiles
377: {
378: &print_portfiles_link($r,$is_course);
379: if(&Apache::lonrss::advertisefeeds($cnum,$cdom) ne ''){
380: &Apache::lontemplate::print_start_template($r,'RSS Feeds and Blogs','LC_ContentBoxSpecial');
381: $r->print(&Apache::lonrss::advertisefeeds($cnum,$cdom));
382: &Apache::lontemplate::print_end_template($r);
383: }
384:
385: } #End Print RSS and portfiles
386:
387:
388: if ($allowed) {
389: if ($env{'form.popup'}) {
390: $r->print('<input type="hidden" name="popup" value="'.
391: $env{'form.popup'}.'" />');
392: }
393: $r->print('</form>');
394: }
395: if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
396: } else {
397: # &Apache::lontemplate::send_message($r,$cnum,$cdom);
398: $r->print('<p>'.&mt('No personal information provided').'.</p>');
399: }
400: if($target ne 'tex'){
401: #$r->print('</blockquote>');
402: #$r->print('</div>');
403: }
404:
405: if ($env{'request.course.id'}
406: && &Apache::lonnet::allowed('srm',$env{'request.course.id'})
407: && &in_course($cdom,$cnum)) {
408: if ($target ne 'tex') {
409: $r->print('<a name="coursecomment" />');
410: &Apache::lontemplate::print_start_template($r,&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course'),'LC_ContentBoxSpecial');
411: $r->print('<span class="LC_info">');
412: $r->print(&mt('Shared by course faculty and staff').&Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message"));
413: $r->print('</span> <p>');
414: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
415: $r->print('</p>');
416: &Apache::lontemplate::print_end_template($r);
417:
418: } else {
419: $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
420: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
421: }
422: }
423: $r->print('</blockquote>');
424: $r->print('</div>');
425: if ($target ne 'tex') {
426: if ($env{'form.popup'}) {
427: $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a>');
428: }
429: $r->print(&Apache::loncommon::end_page());
430: } else {
431: $r->print('\end{document}');
432: }
433:
434:
435:
436: return OK;
437: }
438:
439: sub in_course {
440: my ($udom,$uname,$cdom,$cnum,$type) = @_;
441: $type ||= 'any';
442: if (!defined($cdom) || !defined($cnum)) {
443: my $cid = $env{'request.course.id'};
444: $cdom = $env{'course.'.$cid.'.domain'};
445: $cnum = $env{'course.'.$cid.'.num'};
446: }
447: my %roles = &Apache::lonnet::dump('roles',$udom,$uname);
448: my @course_roles = grep(m{^/\Q$cdom\E/\Q$cnum\E[/_]}, keys(%roles));
449: return 0 if (!@course_roles);
450: return 1 if ($type eq 'any');
451: my $now = time();
452: foreach my $role (@course_roles) {
453: my (undef,$role_end,$role_start)=split(/\_/,$roles{$role});
454: my $status = 'active';
455: if ($role_start > 0 && $now < $role_start) {
456: $status = 'future';
457: }
458: if ($role_end > 0 && $now > $role_end) {
459: $status = 'previous';
460: }
461: return 1 if ($status eq $type);
462: }
463: return 0;
464: }
465:
466: sub aboutme_info {
467: my ($r,$is_course) = @_;
468: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
469: my $name;
470: if (!$is_course) {
471: $name = &Apache::loncommon::plainname($cnum,$cdom);
472: }
473: return ($cdom,$cnum,$name);
474: }
475:
476: sub print_portfiles_link {
477: my ($r,$is_course) = @_;
478: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
479: my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
480: $cdom,$cnum,$name);
481: my $query_string = &build_query_string();
482: my $output;
483: my %lt = &Apache::lonlocal::texthash(
484: 'vpfi' => 'Viewable portfolio files',
485: 'vgpf' => 'Viewable group portfolio files',
486: 'difl' => 'Display file listing',
487: );
488: if ($filecounts->{'both'} > 0) {
489: $output = '<div class="LC_ContentBoxSpecial"><h4 class="LC_hcell">';
490: $output .= ($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
491:
492: #$output = '<h4>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h4>';
493: $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
494: $query_string.'">'.$lt{'difl'}.
495: '</a><br /><br />';
496: if ($filecounts->{'both'} == 1) {
497: if ($is_course) {
498: $output .= &mt('One group portfolio file is available.').'<ul>';
499: } else {
500: $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
501: }
502: } else {
503: if ($is_course) {
504: $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
505: } else {
506: $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
507: }
508: }
509: if ($filecounts->{'withoutpass'}) {
510: $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
511: }
512: if ($filecounts->{'withpass'}) {
513: $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
514: }
515: $output .= '</ul>';
516: $output .='</p>';
517: $output .='</div>';
518: }
519: $r->print($output);
520: return;
521: }
522:
523: sub build_query_string {
524: my ($new_items) = @_;
525: my $query_string;
526: my @formelements = ('register');
527: my $new = 0;
528: if (ref($new_items) eq 'HASH') {
529: $new = 1;
530: if (!defined($new_items->{'forceedit'}) &&
531: !defined($new_items->{'forcestudent'})) {
532: push(@formelements,('forceedit','forcestudent'));
533: }
534: } else {
535: push(@formelements,('forceedit','forcestudent'));
536: }
537: foreach my $element (@formelements) {
538: if (exists($env{'form.'.$element})) {
539: if ((!$new) || (!defined($new_items->{$element}))) {
540: $query_string .= '&'.$element.'='.$env{'form.'.$element};
541: }
542: }
543: }
544: if ($new) {
545: foreach my $key (keys(%{$new_items})) {
546: $query_string .= '&'.$key.'='.$new_items->{$key};
547: }
548: }
549: $query_string =~ s/^\&/\?/;
550: return $query_string;
551: }
552:
553: sub display_portfolio_header {
554: my ($r,$is_course) = @_;
555: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
556: my $query_string = &build_query_string();
557: &Apache::lonhtmlcommon::clear_breadcrumbs();
558: my $forcestudent='';
559: if ($env{'form.forcestudent'}) { $forcestudent='student'; };
560:
561: my $output;
562: if ($is_course) {
563: $output =
564: &Apache::loncommon::start_page('Viewable group portfolio files',undef,
565: {'function' => $forcestudent,
566: 'domain' => $cdom,});
567: $output .= '<h3>'.&mt('Group Portfolio files').'</h3>';
568: } else {
569: $output =
570: &Apache::loncommon::start_page('Viewable portfolio files',undef,
571: {'function' => $forcestudent,
572: 'domain' => $cdom,});
573: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
574: &Apache::lonhtmlcommon::add_breadcrumb
575: ({href=>"/adm/$cdom/$cnum/aboutme".$query_string,
576: text=>&mt('Personal Information Page - [_1]',$name),
577: title=>&mt('Go to personal information page for [_1]', $name)},
578: {href=>"/adm/$cdom/$cnum/aboutme/portfolio",
579: text=>&mt('Viewable files - [_1]', $name),
580: title=>&mt('Viewable portfolio files for [_1]', $name)}
581: );
582: $output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Viewable portfolio files.'));
583: }
584: $output .= '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
585: }
586: $r->print($output);
587: return;
588: }
589:
590: sub display_portfolio_files {
591: my ($r,$is_course) = @_;
592: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
593: my %lt = &Apache::lonlocal::texthash(
594: 'withoutpass' => 'passphrase not required',
595: 'withpass' => 'passphrase protected',
596: 'both' => 'all access types ',
597: );
598:
599: my $portaccess = 'withoutpass';
600: if (exists($env{'form.portaccess'})) {
601: $portaccess = $env{'form.portaccess'};
602: }
603:
604: my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
605: .'" name="displaystatus" method="post">'.
606: &mt('File access type: ').'<select name="portaccess">';
607: foreach my $type ('withoutpass','withpass','both') {
608: $output .= '<option value="'.$type.'" ';
609: if ($portaccess eq $type) {
610: $output .= 'selected="selected"';
611: }
612: $output .= '>'.$lt{$type}.'</option>';
613: }
614: $output .= '</select>'."\n".
615: '<input type="submit" name="portaccessbutton" value="'.
616: &mt('Update display').'" />';
617: $output .= '</form><br /><br />';
618: $r->print($output);
619: my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
620: $cdom,$cnum,$name);
621: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
622: my $query_string = &build_query_string();
623: $r->print('<br /><br /><a href="/adm/'.$cdom.'/'.$cnum.
624: '/aboutme'.$query_string.'">');
625: if ($is_course) {
626: $r->print(&mt('Course Information page'));
627: } else {
628: $r->print(&mt('Information about [_1]',$name));
629: }
630: $r->print('</a>');
631: }
632: return;
633: }
634:
635: sub portfolio_files {
636: my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
637: my $filecounts = {
638: withpass => 0,
639: withoutpass => 0,
640: both => 0,
641: };
642: my $current_permissions =
643: &Apache::lonnet::get_portfile_permissions($cdom,$cnum);
644: my %access_controls =
645: &Apache::lonnet::get_access_controls($current_permissions);
646: my $portaccess;
647: if ($mode eq 'showlink') {
648: $portaccess = 'both';
649: } else {
650: $portaccess = 'withoutpass';
651: if (exists($env{'form.portaccess'})) {
652: $portaccess = $env{'form.portaccess'};
653: }
654: }
655:
656: my $diroutput;
657: if ($is_course) {
658: my %files_by_group;
659: foreach my $filename (sort(keys(%access_controls))) {
660: my ($group,$path) = split('/',$filename,2);
661: $files_by_group{$group}{$path} = $access_controls{$filename};
662: }
663: foreach my $group (sort(keys(%files_by_group))) {
664: my %fileshash;
665: my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
666: $is_course,$filecounts,$mode,
667: $files_by_group{$group},
668: \%fileshash,$group);
669: if ($grpout) {
670: $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
671: }
672: }
673: } else {
674: my %allfileshash;
675: $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
676: $filecounts,$mode,\%access_controls,
677: \%allfileshash);
678: }
679: if ($mode eq 'listfiles') {
680: if ($filecounts->{'both'}) {
681: $r->print($diroutput);
682: } else {
683: my $access_text;
684: if (ref($lt) eq 'HASH') {
685: $access_text = $lt->{$portaccess};
686: }
687: $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
688: }
689: }
690: return $filecounts;
691: }
692:
693: {
694: my $count=0;
695: sub portfolio_table_start {
696: $count=0;
697: return '<table class="LC_aboutme_port">';
698: }
699: sub portfolio_row_start {
700: $count++;
701: my $class = ($count%2)?'LC_odd_row'
702: :'LC_even_row';
703: return '<tr class="'.$class.'">';
704: }
705: }
706:
707: sub build_hierarchy {
708: my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
709: $allfileshash,$group) = @_;
710: foreach my $filename (sort(keys(%{$access_info}))) {
711: my $access_status =
712: &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group, $$access_info{$filename});
713: if ($portaccess eq 'both') {
714: if (($access_status ne 'ok') &&
715: ($access_status !~ /^[^:]+:guest_/)) {
716: next;
717: }
718: } elsif ($portaccess eq 'withoutpass') {
719: if ($access_status ne 'ok') {
720: next;
721: }
722: } elsif ($portaccess eq 'withpass') {
723: if ($access_status !~ /^[^:]+:guest_/) {
724: next;
725: }
726: }
727: if ($mode eq 'listfiles') {
728: $filename =~ s/^\///;
729: my @pathitems = split('/',$filename);
730: my $lasthash = $allfileshash;
731: while (@pathitems > 1) {
732: my $newlevel = shift(@pathitems);
733: if (!exists($lasthash->{$newlevel})) {
734: $lasthash->{$newlevel} = {};
735: }
736: $lasthash = $lasthash->{$newlevel};
737: }
738: $lasthash->{$pathitems[0]} = $filename;
739: }
740: if ($access_status eq 'ok') {
741: $filecounts->{'withoutpass'} ++;
742: } elsif ($access_status =~ /^[^:]+:guest_/) {
743: $filecounts->{'withpass'} ++;
744: }
745: }
746: $filecounts->{'both'} = $filecounts->{'withoutpass'} +
747: $filecounts->{'withpass'};
748: my $output;
749: if ($mode eq 'listfiles') {
750: if ($filecounts->{'both'} > 0) {
751: $output = &portfolio_table_start();
752: $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
753: $group);
754: $output .= '</table>';
755: }
756: }
757: return $output;
758: }
759:
760: sub parse_directory {
761: my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
762: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
763: $depth++;
764: my $output;
765:
766: my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
767: $group);
768: my $getpropath = 1;
769: my %dirlist = map {
770: ((split('&',$_,2))[0],1)
771: } &Apache::lonnet::dirlist($portfolio_root.$path,$cdom,$cnum,$getpropath);
772: foreach my $item (sort(keys(%{$currhash}))) {
773: $output .= &portfolio_row_start();
774: $output .= '<td style="padding-left: '.($depth*25).'px">';
775: if (ref($currhash->{$item}) eq 'HASH') {
776: my $title=&HTML::Entities::encode($item,'<>&"');
777: $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" /> '.$title;
778: $output .= '</td><td></td></tr>';
779: $output .= &parse_directory($r,$depth,$currhash->{$item},
780: $path.'/'.$item,$is_course,$group);
781: } else {
782: my $file_name;
783: if ($currhash->{$item} =~ m|/([^/]+)$|) {
784: $file_name = $1;
785: } else {
786: $file_name = $currhash->{$item};
787: }
788: my $have_meta = exists($dirlist{$file_name.'.meta'});
789: my $url;
790: if ($is_course) {
791: $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
792: '/portfolio/'.$currhash->{$item};
793: } else {
794: $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.
795: $currhash->{$item};
796: }
797: my $showname;
798: if ($have_meta) {
799: $showname = &Apache::lonnet::metadata($url,'title');
800: }
801: if ($showname eq '') {
802: $showname = $file_name;
803: } else {
804: $showname = $file_name.' ('.$showname.')';
805: }
806:
807: $showname=&HTML::Entities::encode($showname,'<>&"');
808: $output .= '<a href="'.$url.'">'.
809: '<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
810: ' '.$showname.'</a>';
811: $output.='</td><td>';
812: if ($have_meta) {
813: $output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Metadata').'" src="'.
814: &Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').
815: '" class="LC_icon" /></a>';
816: }
817: $output .= '</td></tr>';
818: }
819: }
820: return $output;
821: }
822:
823: sub aboutme_access {
824: my ($uname,$udom) = @_;
825: my $privcheck = $env{'request.course.id'};
826: my $sec;
827: if ($env{'request.course.sec'} ne '') {
828: $sec = $env{'request.course.sec'};
829: $privcheck .= '/'.$sec;
830: }
831: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
832: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
833: if (($cdom eq '') || ($cnum eq '')) {
834: my %coursehash = &coursedescription($env{'request.course.id'});
835: $cdom = $coursehash{'domain'};
836: $cnum = $coursehash{'cnum'};
837: }
838: if ((&Apache::lonnet::allowed('srm',$privcheck)) ||
839: (&Apache::lonnet::allowed('dff',$privcheck))) {
840: if (&in_course($uname,$udom,$cnum,$cdom)) {
841: return 1;
842: }
843: }
844: return;
845: }
846:
847: 1;
848: __END__
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