1: # The LearningOnline Network
2: # "About Me" Personal Information
3: #
4: # $Id: lonaboutme.pm,v 1.70.2.2 2008/12/17 23:05:11 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: package Apache::lonaboutme;
30:
31: use strict;
32: use Apache::Constants qw(:common);
33: use Apache::loncommon;
34: use Apache::lonnet;
35: use Apache::lontexconvert;
36: use Apache::lonfeedback;
37: use Apache::lonrss();
38: use Apache::lonlocal;
39: use Apache::lonmsgdisplay();
40: use HTML::Entities();
41:
42: sub handler {
43: my $r = shift;
44: &Apache::loncommon::content_type($r,'text/html');
45: $r->send_http_header;
46: return OK if $r->header_only;
47: my $target=$env{'form.grade_target'};
48: # ------------------------------------------------------------ Print the screen
49: if ($target eq 'tex') {
50: $r->print(&Apache::lonprintout::print_latex_header($env{'form.latex_type'}));
51: }
52: my (undef,undef,$cdom,$cnum,undef,$action)=split(/\//,$r->uri);
53: my $is_course;
54: # Is this even a user?
55: if (&Apache::lonnet::homeserver($cnum,$cdom) eq 'no_host') {
56: &Apache::loncommon::simple_error_page($r,'No info',
57: 'No user information available');
58: return OK;
59: } else {
60: $is_course = &Apache::lonnet::is_course($cdom,$cnum);
61: }
62:
63: my $candisplay = 1;
64: if (!$is_course) {
65: if ($action ne 'portfolio') {
66: $candisplay = &Apache::lonnet::usertools_access($cnum,$cdom,'aboutme');
67: if ((!$candisplay) && ($env{'request.course.id'})) {
68: $candisplay = &aboutme_access($cnum,$cdom);
69: }
70: if (!$candisplay) {
71: if ($target eq 'tex') {
72: $r->print('\noindent{\large\textbf{'.&mt('No user home page available').'}}\\\\\\\\');
73: } else {
74: $r->print(&Apache::loncommon::start_page("Personal Information"));
75: $r->print('<h2>'.&mt('No user home page available') .'</h2>'.
76: &mt('This is a result of one of the following:').'<ul>'.
77: '<li>'.&mt('The administrator of this domain has disabled home page functionality for this specific user.').'</li>'.
78: '<li>'.&mt('The domain has been configured to disable, by default, home page functionality for all users in the domain.').'</li>'.
79: '</ul>');
80: $r->print(&Apache::loncommon::end_page());
81: }
82: return OK;
83: }
84: }
85: }
86:
87: # --------------------------------------------------------- The syllabus fields
88: my %syllabusfields=&Apache::lonlocal::texthash(
89: 'aaa_contactinfo' => 'Contact Information',
90: 'bbb_aboutme' => 'About Me',
91: 'ccc_webreferences' => 'Web References');
92:
93: # ------------------------------------------------------------ Get Query String
94: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
95: ['forceedit','forcestudent',
96: 'register','popup']);
97:
98: # ----------------------------------------------- Available Portfolio file display
99: if (($target ne 'tex') && ($action eq 'portfolio')) {
100: &display_portfolio_header($r,$is_course);
101: if ((!$is_course) && (!&Apache::lonnet::usertools_access($cnum,$cdom,'portfolio'))) {
102: $r->print('<h2>'.&mt('No user portfolio available') .'</h2>'.
103: &mt('This is a result of one of the following:').'<ul>'.
104: '<li>'.&mt('The administrator of this domain has disabled portfolio functionality for this specific user.').'</li>'.
105: '<li>'.&mt('The domain has been configured to disable, by default, portfolio functionality for all users in the domain.').'</li>'.
106: '</ul>');
107: } else {
108: my ($blocked,$blocktext) =
109: &Apache::loncommon::blocking_status('port',$cnum,$cdom);
110: if (!$blocked) {
111: &display_portfolio_files($r,$is_course);
112: } else {
113: $r->print($blocktext);
114: }
115: $r->print(&Apache::loncommon::end_page());
116: return OK;
117: }
118: }
119:
120: if ($is_course) {
121: if ($target ne 'tex') {
122: my $start_page =
123: &Apache::loncommon::start_page(
124: "Course Information",
125: undef,
126: {'function' => $env{'forcestudent'},
127: 'domain' => $cdom,
128: 'force_register' => $env{'forceregister'},});
129: $r->print($start_page);
130: $r->print('<h2>'.&mt('Group files').'</h2>');
131: &print_portfiles_link($r,$is_course);
132: $r->print(&Apache::loncommon::end_page());
133: }
134: return OK;
135: }
136:
137: # --------------------------------------------------------------- Force Student
138: my $forcestudent='';
139: if ($env{'form.forcestudent'}) { $forcestudent='student'; };
140:
141: my $forceregister = '';
142: if ($forcestudent eq '') {
143: $forceregister = $env{'form.register'};
144: }
145:
146: # --------------------------------------- There is such a user, get environment
147: my %courseenv=&Apache::lonnet::dump('environment',$cdom,$cnum);
148: if ($target ne 'tex') {
149: my $rss_link = &Apache::lonrss::rss_link($cnum,$cdom);
150: my $args = {'function' => $forcestudent,
151: 'domain' => $cdom,
152: 'force_register' => $forceregister};
153: if ($env{'form.popup'}) {
154: $args->{'no_nav_bar'} = 1;
155: }
156: my $start_page =
157: &Apache::loncommon::start_page("Personal Information",$rss_link,$args);
158: $r->print($start_page);
159: $r->print('<h1>'.&Apache::loncommon::plainname($cnum,$cdom).'</h1>');
160: } else {
161: $r->print('\noindent{\large\textbf{'.&Apache::loncommon::plainname($cnum,$cdom).'}}\\\\\\\\');
162: }
163: if ($courseenv{'nickname'}) {
164: $r->print(
165: '<h2>"'.$courseenv{'nickname'}.
166: '"</h2>');
167: }
168: if ($target ne 'tex') {
169: $r->print('<h3>'.&Apache::lonnet::domain($cdom,'description').'</h3>'.
170: '<p>'.&Apache::loncommon::messagewrapper(&mt('Send me a message'),$cnum,$cdom).'</p>'.&Apache::lonrss::advertisefeeds($cnum,$cdom));
171: } else {
172: $r->print('\textbf{'.&Apache::lonnet::domain($cdom,'description').'}\\\\');
173: }
174: my %syllabus=&Apache::lonnet::dump('aboutme',$cdom,$cnum);
175: my $allowed=0;
176:
177: # does this user have privileges to post, etc?
178:
179: my $privleged=$allowed=(($env{'user.name'} eq $cnum) &&
180: ($env{'user.domain'} eq $cdom));
181: if ($forcestudent or $target eq 'tex') { $allowed=0; }
182:
183: if ($allowed) {
184: my $query_string = &build_query_string({'forcestudent' => '1','popup' => $env{'form.popup'}});
185: $r->print('<p><b>'.&mt('Privacy Note').':</b> '.
186: &mt('The information you submit can be viewed by anybody who is logged into LON-CAPA. Do not provide information that you are not ready to share publicly.').
187: '</p>'.
188: &Apache::loncommon::help_open_topic('Uploaded_Templates_TextBoxes',&mt('Help with filling in text boxes')).'</p><p><a href="'.$r->uri.$query_string.'">'.&mt('Show Public View').'</a>'.
189: &Apache::loncommon::help_open_topic('Uploaded_Templates_PublicView').'</p>');
190: } elsif ($privleged && $target ne 'tex') {
191: my $query_string = &build_query_string({'forceedit' => '1','popup' => $env{'form.popup'}});
192: $r->print('<p><a href="'.$r->uri.$query_string.'"><font size="+1">'.
193: &mt('Edit').'</font></a></p>');
194: }
195: if (($env{'form.uploaddoc.filename'}) &&
196: ($env{'form.storeupl'}) && ($allowed)) {
197: if ($env{'form.uploaddoc.filename'}=~/\.(gif|jpg|png|jpeg)$/i) {
198: if ($syllabus{'uploaded.photourl'}) {
199: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
200: }
201: $syllabus{'uploaded.photourl'}=
202: &Apache::lonnet::userfileupload('uploaddoc',undef,'aboutme');
203: }
204: $syllabus{'uploaded.lastmodified'}=time;
205: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
206: }
207: if ($allowed && $env{'form.delupl'}) {
208: if ($syllabus{'uploaded.photourl'}) {
209: &Apache::lonnet::removeuploadedurl($syllabus{'uploaded.photourl'});
210: delete($syllabus{'uploaded.photourl'});
211: &Apache::lonnet::del('aboutme',['uploaded.photourl'],$cdom,$cnum);
212: }
213: }
214: if (($allowed) && ($env{'form.storesyl'})) {
215: foreach my $syl_field (keys(%syllabusfields)) {
216: my $field=$env{'form.'.$syl_field};
217: $field=~s/\s+$//s;
218: $field=&Apache::lonfeedback::clear_out_html($field,
219: $env{'user.adv'});
220: $syllabus{$syl_field}=$field;
221: }
222: $syllabus{'uploaded.lastmodified'}=time;
223: &Apache::lonnet::put('aboutme',\%syllabus,$cdom,$cnum);
224: }
225:
226: # ---------------------------------------------------------------- Get syllabus
227: if (($syllabus{'uploaded.lastmodified'}) || ($allowed)) {
228: my $lastmod=$syllabus{'uploaded.lastmodified'};
229: $lastmod=($lastmod?&Apache::lonlocal::locallocaltime($lastmod):&mt('never'));
230: $r->print(&mt('Last updated').': '.$lastmod);
231: if ($syllabus{'uploaded.photourl'}) {
232: &Apache::lonnet::allowuploaded('/adm/aboutme',
233: $syllabus{'uploaded.photourl'});
234: my $image=
235: qq{<img src="$syllabus{'uploaded.photourl'}" align="right" />};
236: if ($target eq 'tex') {
237: $image=&Apache::lonxml::xmlparse($r,'tex',$image);
238: }
239: $r->print($image);
240: }
241: if ($allowed) {
242: $r->print(
243: '<form method="post">
244: <input type="submit" name="delupl" value="'.&mt('Delete Photo').'" />
245: </form>'.
246: '<form method="post" enctype="multipart/form-data">'.
247: '<h3>'.&mt('Upload a Photo').'</h3>'.
248: '<input type="file" name="uploaddoc" size="50" />'.
249: '<input type="submit" name="storeupl" value="'.&mt('Upload').'" />'.
250: '<input type="hidden" name="popup" value="'.$env{'form.popup'}.'" />'.
251: '</form><form method="post">');
252:
253: }
254: foreach my $field (sort(keys(%syllabusfields))) {
255: if (($syllabus{$field}) || ($allowed)) {
256: my $message=$syllabus{$field};
257: &Apache::lonfeedback::newline_to_br(\$message);
258: $message
259: =~s/(http\:\/\/[^\s]+)/\<a href=\"$1\"\>\<tt\>$1\<\/tt\>\<\/a\>/g;
260: if ($allowed) {
261: $message=&Apache::lonspeller::markeduptext($message);
262: }
263: $message=&Apache::lontexconvert::msgtexconverted($message);
264: if ($target ne 'tex') {
265: $r->print('<h3>'.$syllabusfields{$field}.'</h3><blockquote>'.
266: $message.'</blockquote>');
267: } else {
268: $r->print('\\\\\textbf{'.$syllabusfields{$field}.'}\\\\'.
269: &Apache::lonxml::xmlparse($r,'tex',$message).'\\\\');
270: }
271: if ($allowed) {
272: $r->print('<br /><textarea cols="80" rows="6" name="'.$field.'">'.
273: &HTML::Entities::encode($syllabus{$field},'"&<>').
274: '</textarea><input type="submit" name="storesyl" value="'.
275: &mt('Save').'" />');
276: }
277: }
278: }
279: if ($allowed) {
280: if ($env{'form.popup'}) {
281: $r->print('<input type="hidden" name="popup" value="'.
282: $env{'form.popup'}.'" />');
283: }
284: $r->print('</form>');
285: }
286: if ($target ne 'tex') {$r->print('<br />');} else {$r->print('\\\\');}
287: } else {
288: $r->print('<p>'.&mt('No personal information provided').'.</p>');
289: }
290:
291: if ($target ne 'tex') {
292: &print_portfiles_link($r,$is_course);
293: }
294:
295: if ($env{'request.course.id'}
296: && &Apache::lonnet::allowed('srm',$env{'request.course.id'})
297: && &in_course($cdom,$cnum)) {
298: if ($target ne 'tex') {
299: $r->print('<a name="coursecomment" />');
300: $r->print('<hr /><h3>'.
301: &mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'</h3>'.
302: &mt('Shared by course faculty and staff').
303: &Apache::loncommon::help_open_topic("Course_Face_To_Face_Records,Course_Critical_Message").
304: '<br />');
305: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
306: $r->print('<hr />');
307: if (&Apache::lonnet::allowed('vsa',
308: $env{'request.course.id'}) ||
309: &Apache::lonnet::allowed('vsa',
310: $env{'request.course.id'}.'/'.
311: $env{'request.course.sec'})) {
312: $r->print(&Apache::loncommon::track_student_link
313: ('View recent activity by this student',
314: $cnum,$cdom).(' 'x2));
315: }
316: $r->print(&Apache::loncommon::noteswrapper('Add Records',$cnum,$cdom));
317: } else {
318: $r->print('\\\\\textbf{'.&mt('User Notes, Records of Face-To-Face Discussions, and Critical Messages in Course').'}\\\\'.&mt('Shared by course faculty and staff').'\\\\\\\\');
319: &Apache::lonmsgdisplay::disfacetoface($r,$cnum,$cdom);
320: }
321: }
322: if ($target ne 'tex') {
323: if ($env{'form.popup'}) {
324: $r->print('<p><a href="javascript:window.close()">'.&mt('Close window').'</a>');
325: }
326: $r->print(&Apache::loncommon::end_page());
327: } else {
328: $r->print('\end{document}');
329: }
330: return OK;
331: }
332:
333: sub in_course {
334: my ($udom,$uname,$cdom,$cnum,$type) = @_;
335: $type ||= 'any';
336: if (!defined($cdom) || !defined($cnum)) {
337: my $cid = $env{'request.course.id'};
338: $cdom = $env{'course.'.$cid.'.domain'};
339: $cnum = $env{'course.'.$cid.'.num'};
340: }
341: my %roles = &Apache::lonnet::dump('roles',$udom,$uname);
342: my @course_roles = grep(m{^/\Q$cdom\E/\Q$cnum\E[/_]}, keys(%roles));
343: return 0 if (!@course_roles);
344: return 1 if ($type eq 'any');
345: my $now = time();
346: foreach my $role (@course_roles) {
347: my (undef,$role_end,$role_start)=split(/\_/,$roles{$role});
348: my $status = 'active';
349: if ($role_start > 0 && $now < $role_start) {
350: $status = 'future';
351: }
352: if ($role_end > 0 && $now > $role_end) {
353: $status = 'previous';
354: }
355: return 1 if ($status eq $type);
356: }
357: return 0;
358: }
359:
360: sub aboutme_info {
361: my ($r,$is_course) = @_;
362: my (undef,undef,$cdom,$cnum)=split(/\//,$r->uri);
363: my $name;
364: if (!$is_course) {
365: $name = &Apache::loncommon::plainname($cnum,$cdom);
366: }
367: return ($cdom,$cnum,$name);
368: }
369:
370: sub print_portfiles_link {
371: my ($r,$is_course) = @_;
372: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
373: my $filecounts = &portfolio_files($r,'showlink',undef,$is_course,
374: $cdom,$cnum,$name);
375: my $query_string = &build_query_string();
376: my $output;
377: my %lt = &Apache::lonlocal::texthash(
378: vpfi => 'Viewable portfolio files',
379: vgpf => 'Viewable group portfolio files',
380: difl => 'Display file listing',
381: );
382: if ($filecounts->{'both'} > 0) {
383: $output = '<h3>'.($is_course?$lt{'vgpf'}:$lt{'vpfi'}).'</h3>';
384: $output .= '<a href="/adm/'.$cdom.'/'.$cnum.'/aboutme/portfolio'.
385: $query_string.'">'.$lt{'difl'}.
386: '</a><br /><br />';
387: if ($filecounts->{'both'} == 1) {
388: if ($is_course) {
389: $output .= &mt('One group portfolio file is available.').'<ul>';
390: } else {
391: $output .= &mt('One portfolio file owned by [_1] is available.',$name).'<ul>';
392: }
393: } else {
394: if ($is_course) {
395: $output .= &mt('A total of [_1] group portfolio files are available.',$filecounts->{'both'}).'<ul>';
396: } else {
397: $output .= &mt('A total of [_1] portfolio files owned by [_2] are available.',$filecounts->{'both'},$name).'<ul>';
398: }
399: }
400: if ($filecounts->{'withoutpass'}) {
401: $output .= '<li>'.&mt('[quant,_1,file is,files are] publicly accessible.',$filecounts->{'withoutpass'}).'</li>';
402: }
403: if ($filecounts->{'withpass'}) {
404: $output .= '<li>'.&mt('[quant,_1,file requires,files require] a passphrase for access.',$filecounts->{'withpass'}).'</li>';
405: }
406: $output .= '</ul>';
407: }
408: $r->print($output);
409: return;
410: }
411:
412: sub build_query_string {
413: my ($new_items) = @_;
414: my $query_string;
415: my @formelements = ('register');
416: my $new = 0;
417: if (ref($new_items) eq 'HASH') {
418: $new = 1;
419: if (!defined($new_items->{'forceedit'}) &&
420: !defined($new_items->{'forcestudent'})) {
421: push(@formelements,('forceedit','forcestudent'));
422: }
423: } else {
424: push(@formelements,('forceedit','forcestudent'));
425: }
426: foreach my $element (@formelements) {
427: if (exists($env{'form.'.$element})) {
428: if ((!$new) || (!defined($new_items->{$element}))) {
429: $query_string .= '&'.$element.'='.$env{'form.'.$element};
430: }
431: }
432: }
433: if ($new) {
434: foreach my $key (keys(%{$new_items})) {
435: $query_string .= '&'.$key.'='.$new_items->{$key};
436: }
437: }
438: $query_string =~ s/^\&/\?/;
439: return $query_string;
440: }
441:
442: sub display_portfolio_header {
443: my ($r,$is_course) = @_;
444: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
445: my $query_string = &build_query_string();
446: &Apache::lonhtmlcommon::clear_breadcrumbs();
447: my $forcestudent='';
448: if ($env{'form.forcestudent'}) { $forcestudent='student'; };
449:
450: my $output;
451: if ($is_course) {
452: $output =
453: &Apache::loncommon::start_page('Viewable group portfolio files',undef,
454: {'function' => $forcestudent,
455: 'domain' => $cdom,});
456: $output .= '<h3>'.&mt('Group Portfolio files').'</h3>';
457: } else {
458: $output =
459: &Apache::loncommon::start_page('Viewable portfolio files',undef,
460: {'function' => $forcestudent,
461: 'domain' => $cdom,});
462: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
463: &Apache::lonhtmlcommon::add_breadcrumb
464: ({href=>"/adm/$cdom/$cnum/aboutme".$query_string,
465: text=>"Personal information - $name",
466: title=>"Go to personal information page for $name"}, {href=>"/adm/$cdom/$cnum/aboutme/portfolio",
467: text=>"Viewable files - $name",
468: title=>"Viewable portfolio files for $name"}
469: );
470: $output .= &Apache::lonhtmlcommon::breadcrumbs(&mt('Viewable portfolio files.'));
471: }
472: $output .= '<h3>'.&mt('Portfolio files for [_1]',$name).'</h3>';
473: }
474: $r->print($output);
475: return;
476: }
477:
478: sub display_portfolio_files {
479: my ($r,$is_course) = @_;
480: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
481: my %lt = ( withoutpass => 'passphrase not required',
482: withpass => 'passphrase protected',
483: both => 'all access types ',);
484: %lt = &Apache::lonlocal::texthash(%lt);
485:
486: my $portaccess = 'withoutpass';
487: if (exists($env{'form.portaccess'})) {
488: $portaccess = $env{'form.portaccess'};
489: }
490:
491: my $output = '<form action="'.&HTML::Entities::encode($r->uri,'<>&"')
492: .'" name="displaystatus" method="post">'.
493: &mt('File access type: ').'<select name="portaccess">';
494: foreach my $type ('withoutpass','withpass','both') {
495: $output .= '<option value="'.$type.'" ';
496: if ($portaccess eq $type) {
497: $output .= 'selected="selected"';
498: }
499: $output .= '>'.$lt{$type}.'</option>';
500: }
501: $output .= '</select>'."\n".
502: '<input type="submit" name="portaccessbutton" value="'.
503: &mt('Update display').'" />';
504: $output .= '</form><br /><br />';
505: $r->print($output);
506: my $filecounts = &portfolio_files($r,'listfiles',\%lt,$is_course,
507: $cdom,$cnum,$name);
508: if (!($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public')) {
509: my $query_string = &build_query_string();
510: $r->print('<br /><br /><a href="/adm/'.$cdom.'/'.$cnum.
511: '/aboutme'.$query_string.'">');
512: if ($is_course) {
513: $r->print(&mt('Course Information page'));
514: } else {
515: $r->print(&mt('Information about [_1]',$name));
516: }
517: $r->print('</a>');
518: }
519: return;
520: }
521:
522: sub portfolio_files {
523: my ($r,$mode,$lt,$is_course,$cdom,$cnum,$name) = @_;
524: my $filecounts = {
525: withpass => 0,
526: withoutpass => 0,
527: both => 0,
528: };
529: my $current_permissions =
530: &Apache::lonnet::get_portfile_permissions($cdom,$cnum);
531: my %access_controls =
532: &Apache::lonnet::get_access_controls($current_permissions);
533: my $portaccess;
534: if ($mode eq 'showlink') {
535: $portaccess = 'both';
536: } else {
537: $portaccess = 'withoutpass';
538: if (exists($env{'form.portaccess'})) {
539: $portaccess = $env{'form.portaccess'};
540: }
541: }
542:
543: my $diroutput;
544: if ($is_course) {
545: my %files_by_group;
546: foreach my $filename (sort(keys(%access_controls))) {
547: my ($group,$path) = split('/',$filename,2);
548: $files_by_group{$group}{$path} = $access_controls{$filename};
549: }
550: foreach my $group (sort(keys(%files_by_group))) {
551: my %fileshash;
552: my $grpout .= &build_hierarchy($r,$cdom,$cnum,$portaccess,
553: $is_course,$filecounts,$mode,
554: $files_by_group{$group},
555: \%fileshash,$group);
556: if ($grpout) {
557: $diroutput .= '<h3>'.$group.'</h3>'.$grpout.'<br />';
558: }
559: }
560: } else {
561: my %allfileshash;
562: $diroutput = &build_hierarchy($r,$cdom,$cnum,$portaccess,$is_course,
563: $filecounts,$mode,\%access_controls,
564: \%allfileshash);
565: }
566: if ($mode eq 'listfiles') {
567: if ($filecounts->{'both'}) {
568: $r->print($diroutput);
569: } else {
570: my $access_text;
571: if (ref($lt) eq 'HASH') {
572: $access_text = $lt->{$portaccess};
573: }
574: $r->print(&mt('There are no available files of the specified access type: [_1]',$access_text));
575: }
576: }
577: return $filecounts;
578: }
579:
580: {
581: my $count=0;
582: sub portfolio_table_start {
583: $count=0;
584: return '<table class="LC_aboutme_port">';
585: }
586: sub portfolio_row_start {
587: $count++;
588: my $class = ($count%2)?'LC_odd_row'
589: :'LC_even_row';
590: return '<tr class="'.$class.'">';
591: }
592: }
593:
594: sub build_hierarchy {
595: my ($r,$cdom,$cnum,$portaccess,$is_course,$filecounts,$mode,$access_info,
596: $allfileshash,$group) = @_;
597: foreach my $filename (sort(keys(%{$access_info}))) {
598: my $access_status =
599: &Apache::lonnet::get_portfolio_access($cdom,$cnum,$filename,$group, $$access_info{$filename});
600: if ($portaccess eq 'both') {
601: if (($access_status ne 'ok') &&
602: ($access_status !~ /^[^:]+:guest_/)) {
603: next;
604: }
605: } elsif ($portaccess eq 'withoutpass') {
606: if ($access_status ne 'ok') {
607: next;
608: }
609: } elsif ($portaccess eq 'withpass') {
610: if ($access_status !~ /^[^:]+:guest_/) {
611: next;
612: }
613: }
614: if ($mode eq 'listfiles') {
615: $filename =~ s/^\///;
616: my @pathitems = split('/',$filename);
617: my $lasthash = $allfileshash;
618: while (@pathitems > 1) {
619: my $newlevel = shift(@pathitems);
620: if (!exists($lasthash->{$newlevel})) {
621: $lasthash->{$newlevel} = {};
622: }
623: $lasthash = $lasthash->{$newlevel};
624: }
625: $lasthash->{$pathitems[0]} = $filename;
626: }
627: if ($access_status eq 'ok') {
628: $filecounts->{'withoutpass'} ++;
629: } elsif ($access_status =~ /^[^:]+:guest_/) {
630: $filecounts->{'withpass'} ++;
631: }
632: }
633: $filecounts->{'both'} = $filecounts->{'withoutpass'} +
634: $filecounts->{'withpass'};
635: my $output;
636: if ($mode eq 'listfiles') {
637: if ($filecounts->{'both'} > 0) {
638: $output = &portfolio_table_start();
639: $output .= &parse_directory($r,0,$allfileshash,'',$is_course,
640: $group);
641: $output .= '</table>';
642: }
643: }
644: return $output;
645: }
646:
647: sub parse_directory {
648: my ($r,$depth,$currhash,$path,$is_course,$group) = @_;
649: my ($cdom,$cnum,$name) = &aboutme_info($r,$is_course);
650: $depth++;
651: my $output;
652:
653: my $portfolio_root = &Apache::portfolio::get_portfolio_root($cdom,$cnum,
654: $group);
655: my $getpropath = 1;
656: my %dirlist = map {
657: ((split('&',$_,2))[0],1)
658: } &Apache::lonnet::dirlist($portfolio_root.$path,$cdom,$cnum,$getpropath);
659: foreach my $item (sort(keys(%{$currhash}))) {
660: $output .= &portfolio_row_start();
661: $output .= '<td style="padding-left: '.($depth*25).'px">';
662: if (ref($currhash->{$item}) eq 'HASH') {
663: my $title=&HTML::Entities::encode($item,'<>&"');
664: $output .= '<img src="'.&Apache::loncommon::lonhttpdurl("/adm/lonIcons/navmap.folder.open.gif").'" alt="'.&mt('Folder').' '.$title.'" class="LC_icon" /> '.$title;
665: $output .= '</td><td></td></tr>';
666: $output .= &parse_directory($r,$depth,$currhash->{$item},
667: $path.'/'.$item,$is_course,$group);
668: } else {
669: my $file_name;
670: if ($currhash->{$item} =~ m|/([^/]+)$|) {
671: $file_name = $1;
672: } else {
673: $file_name = $currhash->{$item};
674: }
675: my $have_meta = exists($dirlist{$file_name.'.meta'});
676: my $url;
677: if ($is_course) {
678: $url = '/uploaded/'.$cdom.'/'.$cnum.'/groups/'.$group.
679: '/portfolio/'.$currhash->{$item};
680: } else {
681: $url = '/uploaded/'.$cdom.'/'.$cnum.'/portfolio/'.
682: $currhash->{$item};
683: }
684: my $showname;
685: if ($have_meta) {
686: $showname = &Apache::lonnet::metadata($url,'title');
687: }
688: if ($showname eq '') {
689: $showname = $file_name;
690: } else {
691: $showname = $file_name.' ('.$showname.')';
692: }
693:
694: $showname=&HTML::Entities::encode($showname,'<>&"');
695: $output .= '<a href="'.$url.'">'.
696: '<img alt="" src="'.&Apache::loncommon::icon($currhash->{$item}).'" class="LC_icon" />'.
697: ' '.$showname.'</a>';
698: $output.='</td><td>';
699: if ($have_meta) {
700: $output.= '<a href="'.$url.'.meta"><img alt="'.&mt('Catalog Information').'" src="'.
701: &Apache::loncommon::lonhttpdurl('/res/adm/pages/catalog.gif').
702: '" class="LC_icon" /></a>';
703: }
704: $output .= '</td></tr>';
705: }
706: }
707: return $output;
708: }
709:
710: sub aboutme_access {
711: my ($uname,$udom) = @_;
712: my $privcheck = $env{'request.course.id'};
713: my $sec;
714: if ($env{'request.course.sec'} ne '') {
715: $sec = $env{'request.course.sec'};
716: $privcheck .= '/'.$sec;
717: }
718: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
719: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
720: if (($cdom eq '') || ($cnum eq '')) {
721: my %coursehash = &coursedescription($env{'request.course.id'});
722: $cdom = $coursehash{'domain'};
723: $cnum = $coursehash{'cnum'};
724: }
725: if ((&Apache::lonnet::allowed('srm',$privcheck)) ||
726: (&Apache::lonnet::allowed('dff',$privcheck))) {
727: if (&in_course($uname,$udom,$cnum,$cdom)) {
728: return 1;
729: }
730: }
731: return;
732: }
733:
734: 1;
735: __END__
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