1: # The LearningOnline Network with CAPA
2: # Metadata display handler
3: #
4: # $Id: lonmeta.pm,v 1.171 2006/08/21 18:04:20 banghart 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::lonmeta;
30:
31: use strict;
32: use LONCAPA::lonmetadata();
33: use Apache::Constants qw(:common);
34: use Apache::lonnet;
35: use Apache::loncommon();
36: use Apache::lonhtmlcommon();
37: use Apache::lonmsg;
38: use Apache::lonpublisher;
39: use Apache::lonlocal;
40: use Apache::lonmysql;
41: use Apache::lonmsg;
42: use lib '/home/httpd/lib/perl/';
43: use LONCAPA;
44:
45:
46: ############################################################
47: ############################################################
48: ##
49: ## &get_dynamic_metadata_from_sql($url)
50: ##
51: ## Queries sql database for dynamic metdata
52: ## Returns a hash of hashes, with keys of urls which match $url
53: ## Returned fields are given below.
54: ##
55: ## Examples:
56: ##
57: ## %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql
58: ## ('/res/msu/korte/');
59: ##
60: ## $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field}
61: ##
62: ############################################################
63: ############################################################
64: sub get_dynamic_metadata_from_sql {
65: my ($url) = shift();
66: my ($authordom,$author)=($url=~m:^/res/(\w+)/(\w+)/:);
67: if (! defined($authordom)) {
68: $authordom = shift();
69: }
70: if (! defined($author)) {
71: $author = shift();
72: }
73: if (! defined($authordom) || ! defined($author)) {
74: return ();
75: }
76: my $query = 'SELECT * FROM metadata WHERE url LIKE "'.$url.'%"';
77: my $server = &Apache::lonnet::homeserver($author,$authordom);
78: my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
79: ,[$server]);
80: return () if (! defined($reply) || ref($reply) ne 'HASH');
81: my $filename = $reply->{$server};
82: if (! defined($filename) || $filename =~ /^error/) {
83: return ();
84: }
85: my $max_time = time + 10; # wait 10 seconds for results at most
86: my %ReturnHash;
87: #
88: # Look for results
89: my $finished = 0;
90: while (! $finished && time < $max_time) {
91: my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename;
92: if (! -e "$datafile.end") { next; }
93: my $fh;
94: if (!($fh=Apache::File->new($datafile))) { next; }
95: while (my $result = <$fh>) {
96: chomp($result);
97: next if (! $result);
98: my %hash=&LONCAPA::lonmetadata::metadata_col_to_hash(map { &unescape($_) } split(/\,/,$result));
99: foreach my $key (keys(%hash)) {
100: $ReturnHash{$hash{'url'}}->{$key}=$hash{$key};
101: }
102: }
103: $finished = 1;
104: }
105: #
106: return %ReturnHash;
107: }
108:
109:
110: # Fetch and evaluate dynamic metadata
111: sub dynamicmeta {
112: my $url=&Apache::lonnet::declutter(shift);
113: $url=~s/\.meta$//;
114: my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
115: my $regexp=$url;
116: $regexp=~s/(\W)/\\$1/g;
117: $regexp='___'.$regexp.'___';
118: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
119: $aauthor,$regexp);
120: my %DynamicData = &LONCAPA::lonmetadata::process_reseval_data(\%evaldata);
121: my %Data = &LONCAPA::lonmetadata::process_dynamic_metadata($url,
122: \%DynamicData);
123: #
124: # Deal with 'count' separately
125: $Data{'count'} = &access_count($url,$aauthor,$adomain);
126: #
127: # Debugging code I will probably need later
128: if (0) {
129: &Apache::lonnet::logthis('Dynamic Metadata');
130: while(my($k,$v)=each(%Data)){
131: &Apache::lonnet::logthis(' "'.$k.'"=>"'.$v.'"');
132: }
133: &Apache::lonnet::logthis('-------------------');
134: }
135: return %Data;
136: }
137:
138: sub access_count {
139: my ($src,$author,$adomain) = @_;
140: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
141: $author,$src);
142: if (! exists($countdata{$src})) {
143: return &mt('Not Available');
144: } else {
145: return $countdata{$src};
146: }
147: }
148:
149: # Try to make an alt tag if there is none
150: sub alttag {
151: my ($base,$src)=@_;
152: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
153: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
154: &Apache::lonnet::metadata($fullpath,'subject').' '.
155: &Apache::lonnet::metadata($fullpath,'abstract');
156: $alttag=~s/\s+/ /gs;
157: $alttag=~s/\"//gs;
158: $alttag=~s/\'//gs;
159: $alttag=~s/\s+$//gs;
160: $alttag=~s/^\s+//gs;
161: if ($alttag) {
162: return $alttag;
163: } else {
164: return &mt('No information available');
165: }
166: }
167:
168: # Author display
169: sub authordisplay {
170: my ($aname,$adom)=@_;
171: return &Apache::loncommon::aboutmewrapper
172: (&Apache::loncommon::plainname($aname,$adom),
173: $aname,$adom,'preview').' <tt>['.$aname.':'.$adom.']</tt>';
174: }
175:
176: # Pretty display
177: sub evalgraph {
178: my $value=shift;
179: if (! $value) {
180: return '';
181: }
182: my $val=int($value*10.+0.5)-10;
183: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
184: if ($val>=20) {
185: $output.='<td width="20" bgcolor="#555555">  </td>';
186: } else {
187: $output.='<td width="'.($val).'" bgcolor="#555555"> </td>'.
188: '<td width="'.(20-$val).'" bgcolor="#FF3333"> </td>';
189: }
190: $output.='<td bgcolor="#FFFF33"> </td>';
191: if ($val>20) {
192: $output.='<td width="'.($val-20).'" bgcolor="#33FF33"> </td>'.
193: '<td width="'.(40-$val).'" bgcolor="#555555"> </td>';
194: } else {
195: $output.='<td width="20" bgcolor="#555555">  </td>';
196: }
197: $output.='<td> ('.sprintf("%5.2f",$value).') </td></tr></table>';
198: return $output;
199: }
200:
201: sub diffgraph {
202: my $value=shift;
203: if (! $value) {
204: return '';
205: }
206: my $val=int(40.0*$value+0.5);
207: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
208: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
209: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
210: for (my $i=0;$i<8;$i++) {
211: if ($val>$i*5) {
212: $output.='<td width="5" bgcolor="'.$colors[$i].'"> </td>';
213: } else {
214: $output.='<td width="5" bgcolor="#555555"> </td>';
215: }
216: }
217: $output.='<td> ('.sprintf("%3.2f",$value).') </td></tr></table>';
218: return $output;
219: }
220:
221:
222: # The field names
223: sub fieldnames {
224: my $file_type=shift;
225: my %fields =
226: ('title' => 'Title',
227: 'author' =>'Author(s)',
228: 'authorspace' => 'Author Space',
229: 'modifyinguser' => 'Last Modifying User',
230: 'subject' => 'Subject',
231: 'standards' => 'Standards',
232: 'keywords' => 'Keyword(s)',
233: 'notes' => 'Notes',
234: 'abstract' => 'Abstract',
235: 'lowestgradelevel' => 'Lowest Grade Level',
236: 'highestgradelevel' => 'Highest Grade Level');
237:
238: if (! defined($file_type) || $file_type ne 'portfolio') {
239: %fields =
240: (%fields,
241: 'courserestricted' => 'Course Restricting Metadata');
242: }
243:
244: if (! defined($file_type) || $file_type ne 'portfolio') {
245: %fields =
246: (%fields,
247: 'domain' => 'Domain',
248: 'mime' => 'MIME Type',
249: 'language' => 'Language',
250: 'creationdate' => 'Creation Date',
251: 'lastrevisiondate' => 'Last Revision Date',
252: 'owner' => 'Publisher/Owner',
253: 'copyright' => 'Copyright/Distribution',
254: 'customdistributionfile' => 'Custom Distribution File',
255: 'sourceavail' => 'Source Available',
256: 'sourcerights' => 'Source Custom Distribution File',
257: 'obsolete' => 'Obsolete',
258: 'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
259: 'count' => 'Network-wide number of accesses (hits)',
260: 'course' => 'Network-wide number of courses using resource',
261: 'course_list' => 'Network-wide courses using resource',
262: 'sequsage' => 'Number of resources using or importing resource',
263: 'sequsage_list' => 'Resources using or importing resource',
264: 'goto' => 'Number of resources that follow this resource in maps',
265: 'goto_list' => 'Resources that follow this resource in maps',
266: 'comefrom' => 'Number of resources that lead up to this resource in maps',
267: 'comefrom_list' => 'Resources that lead up to this resource in maps',
268: 'clear' => 'Material presented in clear way',
269: 'depth' => 'Material covered with sufficient depth',
270: 'helpful' => 'Material is helpful',
271: 'correct' => 'Material appears to be correct',
272: 'technical' => 'Resource is technically correct',
273: 'avetries' => 'Average number of tries till solved',
274: 'stdno' => 'Total number of students who have worked on this problem',
275: 'difficulty' => 'Degree of difficulty',
276: 'disc' => 'Degree of discrimination',
277: 'dependencies' => 'Resources used by this resource',
278: );
279: }
280: return &Apache::lonlocal::texthash(%fields);
281: }
282:
283: sub portfolio_linked_path {
284: my ($path,$group,$port_path) = @_;
285:
286: my $start = 'portfolio';
287: if ($group) {
288: $start = "groups/$group/".$start;
289: }
290: my %anchor_fields = (
291: 'selectfile' => $start,
292: 'currentpath' => '/'
293: );
294: my $result = &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$start);
295: my $fullpath = '/';
296: my (undef,@tree) = split('/',$path);
297: my $filename = pop(@tree);
298: foreach my $dir (@tree) {
299: $fullpath .= $dir.'/';
300: $result .= '/';
301: my %anchor_fields = (
302: 'selectfile' => $dir,
303: 'currentpath' => $fullpath
304: );
305: $result .= &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$dir);
306: }
307: $result .= "/$filename";
308: return $result;
309: }
310:
311: sub get_port_path_and_group {
312: my ($uri)=@_;
313:
314: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
315: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
316:
317: my ($port_path,$group);
318: if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
319: $group = (split('/',$uri))[5];
320: $port_path = '/adm/coursegrp_portfolio';
321: } else {
322: $port_path = '/adm/portfolio';
323: }
324: if ($env{'form.group'} ne $group) {
325: $env{'form.group'} = $group;
326: }
327: return ($port_path,$group);
328: }
329:
330: sub portfolio_display_uri {
331: my ($uri,$as_links)=@_;
332:
333: my ($port_path,$group) = &get_port_path_and_group($uri);
334:
335: $uri =~ s|.*/(portfolio/.*)$|$1|;
336: my ($res_uri,$meta_uri) = ($uri,$uri);
337: if ($uri =~ /\.meta$/) {
338: $res_uri =~ s/\.meta//;
339: } else {
340: $meta_uri .= '.meta';
341: }
342:
343: my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
344: if ($as_links) {
345: $res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
346: $meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
347: }
348: return ($res_uri,$meta_uri,$path);
349: }
350:
351: sub pre_select_course {
352: my ($r,$uri) = @_;
353: my $output;
354: my $fn=&Apache::lonnet::filelocation('',$uri);
355: my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
356: %Apache::lonpublisher::metadatafields=();
357: %Apache::lonpublisher::metadatakeys=();
358: my $result=&Apache::lonnet::getfile($fn);
359: if ($result == -1){
360: $r->print(&mt('Creating new file [_1]'),$meta_uri);
361: } else {
362: &Apache::lonpublisher::metaeval($result);
363: }
364: $r->print('<hr /><form method="post" action="" >');
365: $r->print('<p>'.&mt('If you would like to associate this resource ([_1]) with a current or previous course, please select one from the list below, otherwise select, \'None\'','<tt>'.$res_uri.'</tt>').'</p>');
366: $output = &select_course();
367: $r->print($output.'<br /><input type="submit" name="store" value="'.
368: &mt('Associate Resource With Selected Course').'" />');
369: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
370: $r->print('<input type="hidden" name="associate" value="true" />');
371: $r->print('</form>');
372:
373: my ($port_path,$group) = &get_port_path_and_group($uri);
374: my $group_input;
375: if ($group) {
376: $group_input = '<input type="hidden" name="group" value="'.$group.'" />';
377: }
378: $r->print('<br /><br /><form method="post" action="'.$port_path.'">'.
379: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
380: $group_input.
381: '<input type="submit" name="cancel" value="'.&mt('Cancel').'" />'.
382: '</form>');
383:
384: return;
385: }
386: sub select_course {
387: my $output=$/;
388: my $current_restriction=
389: $Apache::lonpublisher::metadatafields{'courserestricted'};
390: my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
391: : '');
392:
393: $output .= '<select name="new_courserestricted" >';
394: $output .= '<option value="none" '.$selected.'>'.
395: &mt('None').'</option>'.$/;
396: my %courses;
397: foreach my $key (keys(%env)) {
398: if ($key !~ m/^course\.(.+)\.description$/) { next; }
399: my $cid = $1;
400: if ($env{$key} !~ /\S/) { next; }
401: $courses{$key} = $cid;
402: }
403: foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
404: my $cid = 'course.'.$courses{$key};
405: my $selected = ($current_restriction eq $cid ? 'selected="selected"'
406: : '');
407: if ($env{$key} !~ /\S/) { next; }
408: $output .= '<option value="'.$cid.'" '.$selected.'>';
409: $output .= $env{$key};
410: $output .= '</option>'.$/;
411: $selected = '';
412: }
413: $output .= '</select><br />';
414: return ($output);
415: }
416: # Pretty printing of metadata field
417:
418: sub prettyprint {
419: my ($type,$value,$target,$prefix,$form,$noformat)=@_;
420: # $target,$prefix,$form are optional and for filecrumbs only
421: if (! defined($value)) {
422: return ' ';
423: }
424: # Title
425: if ($type eq 'title') {
426: return '<font size="+1" face="arial">'.$value.'</font>';
427: }
428: # Dates
429: if (($type eq 'creationdate') ||
430: ($type eq 'lastrevisiondate')) {
431: return ($value?&Apache::lonlocal::locallocaltime(
432: &Apache::lonmysql::unsqltime($value)):
433: &mt('not available'));
434: }
435: # Language
436: if ($type eq 'language') {
437: return &Apache::loncommon::languagedescription($value);
438: }
439: # Copyright
440: if ($type eq 'copyright') {
441: return &Apache::loncommon::copyrightdescription($value);
442: }
443: # Copyright
444: if ($type eq 'sourceavail') {
445: return &Apache::loncommon::source_copyrightdescription($value);
446: }
447: # MIME
448: if ($type eq 'mime') {
449: return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
450: &Apache::loncommon::filedescription($value);
451: }
452: # Person
453: if (($type eq 'author') ||
454: ($type eq 'owner') ||
455: ($type eq 'modifyinguser') ||
456: ($type eq 'authorspace')) {
457: $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
458: return $value;
459: }
460: # Gradelevel
461: if (($type eq 'lowestgradelevel') ||
462: ($type eq 'highestgradelevel')) {
463: return &Apache::loncommon::gradeleveldescription($value);
464: }
465: # Only for advance users below
466: if (! $env{'user.adv'}) {
467: return '<i>- '.&mt('not displayed').' -</i>';
468: }
469: # File
470: if (($type eq 'customdistributionfile') ||
471: ($type eq 'obsoletereplacement') ||
472: ($type eq 'goto_list') ||
473: ($type eq 'comefrom_list') ||
474: ($type eq 'sequsage_list') ||
475: ($type eq 'dependencies')) {
476: return '<font size="-1"><ul>'.join("\n",map {
477: my $url = &Apache::lonnet::clutter($_);
478: my $title = &Apache::lonnet::gettitle($url);
479: if ($title eq '') {
480: $title = 'Untitled';
481: if ($url =~ /\.sequence$/) {
482: $title .= ' Sequence';
483: } elsif ($url =~ /\.page$/) {
484: $title .= ' Page';
485: } elsif ($url =~ /\.problem$/) {
486: $title .= ' Problem';
487: } elsif ($url =~ /\.html$/) {
488: $title .= ' HTML document';
489: } elsif ($url =~ m:/syllabus$:) {
490: $title .= ' Syllabus';
491: }
492: }
493: $_ = '<li>'.$title.' '.
494: &Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form,'-1',$noformat).
495: '</li>'
496: } split(/\s*\,\s*/,$value)).'</ul></font>';
497: }
498: # Evaluations
499: if (($type eq 'clear') ||
500: ($type eq 'depth') ||
501: ($type eq 'helpful') ||
502: ($type eq 'correct') ||
503: ($type eq 'technical')) {
504: return &evalgraph($value);
505: }
506: # Difficulty
507: if ($type eq 'difficulty' || $type eq 'disc') {
508: return &diffgraph($value);
509: }
510: # List of courses
511: if ($type=~/\_list/) {
512: my @Courses = split(/\s*\,\s*/,$value);
513: my $Str='<font size="-1"><ul>';
514: foreach my $course (@Courses) {
515: my %courseinfo =
516: &Apache::lonnet::coursedescription($course,
517: {'one_time' => 1});
518: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
519: next;
520: }
521: $Str .= '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
522: $courseinfo{'num'}.'/syllabus" target="preview">'.
523: $courseinfo{'description'}.'</a></li>';
524: }
525: return $Str.'</ul></font>';
526: }
527: # No pretty print found
528: return $value;
529: }
530:
531: # Pretty input of metadata field
532: sub direct {
533: return shift;
534: }
535:
536: sub selectbox {
537: my ($name,$value,$functionref,@idlist)=@_;
538: if (! defined($functionref)) {
539: $functionref=\&direct;
540: }
541: my $selout='<select name="'.$name.'">';
542: foreach (@idlist) {
543: $selout.='<option value=\''.$_.'\'';
544: if ($_ eq $value) {
545: $selout.=' selected>'.&{$functionref}($_).'</option>';
546: }
547: else {$selout.='>'.&{$functionref}($_).'</option>';}
548: }
549: return $selout.'</select>';
550: }
551:
552: sub relatedfield {
553: my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
554: if (! $relatedsearchflag) {
555: return '';
556: }
557: if (! defined($relatedsep)) {
558: $relatedsep=' ';
559: }
560: if (! $show) {
561: return $relatedsep.' ';
562: }
563: return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
564: ($relatedvalue?' checked="1"':'').' />';
565: }
566:
567: sub prettyinput {
568: my ($type,$value,$fieldname,$formname,
569: $relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
570: if (! defined($size)) {
571: $size = 80;
572: }
573: my $output;
574: if (defined($course_key)
575: && exists($env{$course_key.'.metadata.'.$type.'.options'})) {
576: my $stu_add;
577: my $only_one;
578: my %meta_options;
579: my @cur_values_inst;
580: my $cur_values_stu;
581: my $values = $env{$course_key.'.metadata.'.$type.'.values'};
582: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
583: $stu_add = 'true';
584: }
585: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
586: $only_one = 'true';
587: }
588: # need to take instructor values out of list where instructor and student
589: # values may be mixed.
590: if ($values) {
591: foreach my $item (split(/,/,$values)) {
592: $item =~ s/^\s+//;
593: $meta_options{$item} = $item;
594: }
595: foreach my $item (split(/,/,$value)) {
596: $item =~ s/^\s+//;
597: if ($meta_options{$item}) {
598: push(@cur_values_inst,$item);
599: } else {
600: $cur_values_stu .= $item.',';
601: }
602: }
603: } else {
604: $cur_values_stu = $value;
605: }
606: if ($type eq 'courserestricted') {
607: return (&select_course());
608: # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
609: }
610: if (($type eq 'keywords') || ($type eq 'subject')
611: || ($type eq 'author')||($type eq 'notes')
612: || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards')) {
613: if ($values) {
614: if ($only_one) {
615: $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
616: } else {
617: $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
618: }
619: }
620: if ($stu_add) {
621: $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
622: 'value="'.$cur_values_stu.'" />'.
623: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
624: $relatedvalue);
625: }
626: return ($output);
627: }
628: if (($type eq 'lowestgradelevel') ||
629: ($type eq 'highestgradelevel')) {
630: return &Apache::loncommon::select_level_form($value,$fieldname).
631: &relatedfield(0,$relatedsearchflag,$relatedsep);
632: }
633: return();
634: }
635: # Language
636: if ($type eq 'language') {
637: return &selectbox($fieldname,
638: $value,
639: \&Apache::loncommon::languagedescription,
640: (&Apache::loncommon::languageids)).
641: &relatedfield(0,$relatedsearchflag,$relatedsep);
642: }
643: # Copyright
644: if ($type eq 'copyright') {
645: return &selectbox($fieldname,
646: $value,
647: \&Apache::loncommon::copyrightdescription,
648: (&Apache::loncommon::copyrightids)).
649: &relatedfield(0,$relatedsearchflag,$relatedsep);
650: }
651: # Source Copyright
652: if ($type eq 'sourceavail') {
653: return &selectbox($fieldname,
654: $value,
655: \&Apache::loncommon::source_copyrightdescription,
656: (&Apache::loncommon::source_copyrightids)).
657: &relatedfield(0,$relatedsearchflag,$relatedsep);
658: }
659: # Gradelevels
660: if (($type eq 'lowestgradelevel') ||
661: ($type eq 'highestgradelevel')) {
662: return &Apache::loncommon::select_level_form($value,$fieldname).
663: &relatedfield(0,$relatedsearchflag,$relatedsep);
664: }
665: # Obsolete
666: if ($type eq 'obsolete') {
667: return '<input type="checkbox" name="'.$fieldname.'"'.
668: ($value?' checked="1"':'').' />'.
669: &relatedfield(0,$relatedsearchflag,$relatedsep);
670: }
671: # Obsolete replacement file
672: if ($type eq 'obsoletereplacement') {
673: return '<input type="text" name="'.$fieldname.
674: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
675: "('".$formname."','".$fieldname."'".
676: ",'')\">".&mt('Select').'</a>'.
677: &relatedfield(0,$relatedsearchflag,$relatedsep);
678: }
679: # Customdistribution file
680: if ($type eq 'customdistributionfile') {
681: return '<input type="text" name="'.$fieldname.
682: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
683: "('".$formname."','".$fieldname."'".
684: ",'rights')\">".&mt('Select').'</a>'.
685: &relatedfield(0,$relatedsearchflag,$relatedsep);
686: }
687: # Source Customdistribution file
688: if ($type eq 'sourcerights') {
689: return '<input type="text" name="'.$fieldname.
690: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
691: "('".$formname."','".$fieldname."'".
692: ",'rights')\">".&mt('Select').'</a>'.
693: &relatedfield(0,$relatedsearchflag,$relatedsep);
694: }
695: if ($type eq 'courserestricted') {
696: return (&select_course());
697: #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
698: }
699:
700: # Dates
701: if (($type eq 'creationdate') ||
702: ($type eq 'lastrevisiondate')) {
703: return
704: &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
705: &relatedfield(0,$relatedsearchflag,$relatedsep);
706: }
707: # No pretty input found
708: $value=~s/^\s+//gs;
709: $value=~s/\s+$//gs;
710: $value=~s/\s+/ /gs;
711: $value=~s/\"/\"\;/gs;
712: return
713: '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
714: 'value="'.$value.'" />'.
715: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
716: $relatedvalue);
717: }
718:
719: # Main Handler
720: sub handler {
721: my $r=shift;
722: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
723: ['currentpath']);
724: my $uri=$r->uri;
725: #
726: # Set document type
727: &Apache::loncommon::content_type($r,'text/html');
728: $r->send_http_header;
729: return OK if $r->header_only;
730: my ($resdomain,$resuser)=
731: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
732: if ($uri=~m:/adm/bombs/(.*)$:) {
733: $r->print(&Apache::loncommon::start_page('Error Messages'));
734: # Looking for all bombs?
735: &report_bombs($r,$uri);
736: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/portfolio/|) {
737: ($resdomain,$resuser)=
738: (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|);
739: $r->print(&Apache::loncommon::start_page('Edit Portfolio File Catalog Information',
740: undef,
741: {'domain' => $resdomain,}));
742: if ($env{'form.store'}) {
743: &present_editable_metadata($r,$uri,'portfolio');
744: } else {
745: &pre_select_course($r,$uri);
746: }
747: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/groups/|) {
748: $r->print(&Apache::loncommon::start_page('Edit Group Portfolio File Catalog Information',
749: undef,
750: {'domain' => $resdomain,}));
751: &present_editable_metadata($r,$uri,'portfolio');
752: } elsif ($uri=~m|^/~|) {
753: # Construction space
754: $r->print(&Apache::loncommon::start_page('Edit Catalog nformation',
755: undef,
756: {'domain' => $resdomain,}));
757: &present_editable_metadata($r,$uri);
758: } else {
759: $r->print(&Apache::loncommon::start_page('Catalog Information',
760: undef,
761: {'domain' => $resdomain,}));
762: &present_uneditable_metadata($r,$uri);
763: }
764: $r->print(&Apache::loncommon::end_page());
765: return OK;
766: }
767:
768: #####################################################
769: #####################################################
770: ### ###
771: ### Report Bombs ###
772: ### ###
773: #####################################################
774: #####################################################
775: sub report_bombs {
776: my ($r,$uri) = @_;
777: # Set document type
778: $uri =~ s:/adm/bombs/::;
779: $uri = &Apache::lonnet::declutter($uri);
780: $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
781: my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//);
782: if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
783: if ($env{'form.clearbombs'}) {
784: &Apache::lonmsg::clear_author_res_msg($uri);
785: }
786: my $clear=&mt('Clear all Messages in Subdirectory');
787: $r->print(<<ENDCLEAR);
788: <form method="post">
789: <input type="submit" name="clearbombs" value="$clear" />
790: </form>
791: ENDCLEAR
792: my %brokenurls =
793: &Apache::lonmsg::all_url_author_res_msg($author,$domain);
794: foreach (sort(keys(%brokenurls))) {
795: if ($_=~/^\Q$uri\E/) {
796: $r->print
797: ('<a href="'.&Apache::lonnet::clutter($_).'">'.$_.'</a>'.
798: &Apache::lonmsg::retrieve_author_res_msg($_).
799: '<hr />');
800: }
801: }
802: } else {
803: $r->print(&mt('Not authorized'));
804: }
805: return;
806: }
807:
808: #####################################################
809: #####################################################
810: ### ###
811: ### Uneditable Metadata Display ###
812: ### ###
813: #####################################################
814: #####################################################
815: sub present_uneditable_metadata {
816: my ($r,$uri) = @_;
817: #
818: my $uploaded = ($uri =~ m|/uploaded/|);
819: my %content=();
820: # Read file
821: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
822: $content{$_}=&Apache::lonnet::metadata($uri,$_);
823: }
824: # Render Output
825: # displayed url
826: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
827: $uri=~s/\.meta$//;
828: my $disuri=&Apache::lonnet::clutter($uri);
829: $disuri=~s/^\/adm\/wrapper//;
830: # version
831: my $versiondisplay='';
832: if (!$uploaded) {
833: my $currentversion=&Apache::lonnet::getversion($disuri);
834: if ($thisversion) {
835: $versiondisplay=&mt('Version').': '.$thisversion.
836: ' ('.&mt('most recent version').': '.
837: ($currentversion>0 ?
838: $currentversion :
839: &mt('information not available')).')';
840: } else {
841: $versiondisplay='Version: '.$currentversion;
842: }
843: }
844: # crumbify displayed URL uri target prefix form size
845: $disuri=&Apache::lonhtmlcommon::crumbs($disuri,undef, undef, undef,'+1');
846: $disuri =~ s:<br />::g;
847: # obsolete
848: my $obsolete=$content{'obsolete'};
849: my $obsoletewarning='';
850: if (($obsolete) && ($env{'user.adv'})) {
851: $obsoletewarning='<p><font color="red">'.
852: &mt('This resource has been marked obsolete by the author(s)').
853: '</font></p>';
854: }
855: #
856: my %lt=&fieldnames();
857: my $table='';
858: my $title = $content{'title'};
859: if (! defined($title)) {
860: $title = 'Untitled Resource';
861: }
862: my @fields;
863: if ($uploaded) {
864: @fields = ('title','author','subject','keywords','notes','abstract',
865: 'lowestgradelevel','highestgradelevel','standards','mime',
866: 'owner');
867: } else {
868: @fields = ('title',
869: 'author',
870: 'subject',
871: 'keywords',
872: 'notes',
873: 'abstract',
874: 'lowestgradelevel',
875: 'highestgradelevel',
876: 'standards',
877: 'mime',
878: 'language',
879: 'creationdate',
880: 'lastrevisiondate',
881: 'owner',
882: 'copyright',
883: 'customdistributionfile',
884: 'sourceavail',
885: 'sourcerights',
886: 'obsolete',
887: 'obsoletereplacement');
888: }
889: foreach my $field (@fields) {
890: $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$field}.
891: '</td><td bgcolor="#CCCCCC">'.
892: &prettyprint($field,$content{$field}).'</td></tr>';
893: delete($content{$field});
894: }
895: #
896: $r->print(<<ENDHEAD);
897: <h2>$title</h2>
898: <p>
899: $disuri<br />
900: $obsoletewarning
901: $versiondisplay
902: </p>
903: <table cellspacing="2" border="0">
904: $table
905: </table>
906: ENDHEAD
907: if (!$uploaded && $env{'user.adv'}) {
908: &print_dynamic_metadata($r,$uri,\%content);
909: }
910: return;
911: }
912:
913: sub print_dynamic_metadata {
914: my ($r,$uri,$content) = @_;
915: #
916: my %content = %$content;
917: my %lt=&fieldnames();
918: #
919: my $description = 'Dynamic Metadata (updated periodically)';
920: $r->print('<h3>'.&mt($description).'</h3>'.
921: &mt('Processing'));
922: $r->rflush();
923: my %items=&fieldnames();
924: my %dynmeta=&dynamicmeta($uri);
925: #
926: # General Access and Usage Statistics
927: if (exists($dynmeta{'count'}) ||
928: exists($dynmeta{'sequsage'}) ||
929: exists($dynmeta{'comefrom'}) ||
930: exists($dynmeta{'goto'}) ||
931: exists($dynmeta{'course'})) {
932: $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'.
933: '<table cellspacing="2" border="0">');
934: foreach ('count',
935: 'sequsage','sequsage_list',
936: 'comefrom','comefrom_list',
937: 'goto','goto_list',
938: 'course','course_list') {
939: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
940: '<td bgcolor="#CCCCCC">'.
941: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
942: }
943: $r->print('</table>');
944: } else {
945: $r->print('<h4>'.&mt('No Access or Usages Statistics are available for this resource.').'</h4>');
946: }
947: #
948: # Assessment statistics
949: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)$/) {
950: if (exists($dynmeta{'stdno'}) ||
951: exists($dynmeta{'avetries'}) ||
952: exists($dynmeta{'difficulty'}) ||
953: exists($dynmeta{'disc'})) {
954: # This is an assessment, print assessment data
955: $r->print('<h4>'.
956: &mt('Overall Assessment Statistical Data').
957: '</h4>'.
958: '<table cellspacing="2" border="0">');
959: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'.
960: '<td bgcolor="#CCCCCC">'.
961: &prettyprint('stdno',$dynmeta{'stdno'}).
962: '</td>'."</tr>\n");
963: foreach ('avetries','difficulty','disc') {
964: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
965: '<td bgcolor="#CCCCCC">'.
966: &prettyprint($_,sprintf('%5.2f',$dynmeta{$_})).
967: '</td>'."</tr>\n");
968: }
969: $r->print('</table>');
970: }
971: if (exists($dynmeta{'stats'})) {
972: #
973: # New assessment statistics
974: $r->print('<h4>'.
975: &mt('Detailed Assessment Statistical Data').
976: '</h4>');
977: my $table = '<table cellspacing="2" border="0">'.
978: '<tr>'.
979: '<th>Course</th>'.
980: '<th>Section(s)</th>'.
981: '<th>Num Students</th>'.
982: '<th>Mean Tries</th>'.
983: '<th>Degree of Difficulty</th>'.
984: '<th>Degree of Discrimination</th>'.
985: '<th>Time of computation</th>'.
986: '</tr>'.$/;
987: foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
988: my $data = $dynmeta{'stats'}->{$identifier};
989: my $course = $data->{'course'};
990: my %courseinfo =
991: &Apache::lonnet::coursedescription($course,
992: {'one_time' => 1});
993: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
994: &Apache::lonnet::logthis('lookup for '.$course.' failed');
995: next;
996: }
997: $table .= '<tr>';
998: $table .=
999: '<td><nobr>'.$courseinfo{'description'}.'</nobr></td>';
1000: $table .=
1001: '<td align="right">'.$data->{'sections'}.'</td>';
1002: $table .=
1003: '<td align="right">'.$data->{'stdno'}.'</td>';
1004: foreach ('avetries','difficulty','disc') {
1005: $table .= '<td align="right">';
1006: if (exists($data->{$_})) {
1007: $table .= sprintf('%.2f',$data->{$_}).' ';
1008: } else {
1009: $table .= '';
1010: }
1011: $table .= '</td>';
1012: }
1013: $table .=
1014: '<td><nobr>'.
1015: &Apache::lonlocal::locallocaltime($data->{'timestamp'}).
1016: '</nobr></td>';
1017: $table .=
1018: '</tr>'.$/;
1019: }
1020: $table .= '</table>'.$/;
1021: $r->print($table);
1022: } else {
1023: $r->print('No new dynamic data found.');
1024: }
1025: } else {
1026: $r->print('<h4>'.
1027: &mt('No Assessment Statistical Data is available for this resource').
1028: '</h4>');
1029: }
1030:
1031: #
1032: #
1033: if (exists($dynmeta{'clear'}) ||
1034: exists($dynmeta{'depth'}) ||
1035: exists($dynmeta{'helpful'}) ||
1036: exists($dynmeta{'correct'}) ||
1037: exists($dynmeta{'technical'})){
1038: $r->print('<h4>'.&mt('Evaluation Data').'</h4>'.
1039: '<table cellspacing="2" border="0">');
1040: foreach ('clear','depth','helpful','correct','technical') {
1041: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
1042: '<td bgcolor="#CCCCCC">'.
1043: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
1044: }
1045: $r->print('</table>');
1046: } else {
1047: $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>');
1048: }
1049: $uri=~/^\/res\/(\w+)\/(\w+)\//;
1050: if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
1051: || ($env{'user.role.ca./'.$1.'/'.$2})) {
1052: if (exists($dynmeta{'comments'})) {
1053: $r->print('<h4>'.&mt('Evaluation Comments').' ('.
1054: &mt('visible to author and co-authors only').
1055: ')</h4>'.
1056: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
1057: } else {
1058: $r->print('<h4>'.&mt('There are no Evaluation Comments on this resource.').'</h4>');
1059: }
1060: my $bombs = &Apache::lonmsg::retrieve_author_res_msg($uri);
1061: if (defined($bombs) && $bombs ne '') {
1062: $r->print('<a name="bombs" /><h4>'.&mt('Error Messages').' ('.
1063: &mt('visible to author and co-authors only').')'.
1064: '</h4>'.$bombs);
1065: } else {
1066: $r->print('<h4>'.&mt('There are currently no Error Messages for this resource.').'</h4>');
1067: }
1068: }
1069: #
1070: # All other stuff
1071: $r->print('<h3>'.
1072: &mt('Additional Metadata (non-standard, parameters, exports)').
1073: '</h3><table border="0" cellspacing="1">');
1074: foreach (sort(keys(%content))) {
1075: my $name=$_;
1076: if ($name!~/\.display$/) {
1077: my $display=&Apache::lonnet::metadata($uri,
1078: $name.'.display');
1079: if (! $display) {
1080: $display=$name;
1081: };
1082: my $otherinfo='';
1083: foreach ('name','part','type','default') {
1084: if (defined(&Apache::lonnet::metadata($uri,
1085: $name.'.'.$_))) {
1086: $otherinfo.=' '.$_.'='.
1087: &Apache::lonnet::metadata($uri,
1088: $name.'.'.$_).'; ';
1089: }
1090: }
1091: $r->print('<tr><td bgcolor="#bbccbb"><font size="-1" color="#556655">'.$display.'</font></td><td bgcolor="#ccddcc"><font size="-1" color="#556655">'.$content{$name});
1092: if ($otherinfo) {
1093: $r->print(' ('.$otherinfo.')');
1094: }
1095: $r->print("</font></td></tr>\n");
1096: }
1097: }
1098: $r->print("</table>");
1099: return;
1100: }
1101:
1102:
1103:
1104: #####################################################
1105: #####################################################
1106: ### ###
1107: ### Editable metadata display ###
1108: ### ###
1109: #####################################################
1110: #####################################################
1111: sub present_editable_metadata {
1112: my ($r,$uri, $file_type) = @_;
1113: # Construction Space Call
1114: # Header
1115: my $disuri=$uri;
1116: my $fn=&Apache::lonnet::filelocation('',$uri);
1117: $disuri=~s{^/\~}{/priv/};
1118: $disuri=~s/\.meta$//;
1119: my $meta_uri = $disuri;
1120: my $path;
1121: if ($disuri =~ m|/portfolio/|) {
1122: ($disuri, $meta_uri, $path) = &portfolio_display_uri($disuri,1);
1123: }
1124: my $target=$uri;
1125: $target=~s{^/\~}{/res/$env{'request.role.domain'}/};
1126: $target=~s/\.meta$//;
1127: my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
1128: if ($bombs) {
1129: my $showdel=1;
1130: if ($env{'form.delmsg'}) {
1131: if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
1132: $bombs=&mt('Messages deleted.');
1133: $showdel=0;
1134: } else {
1135: $bombs=&mt('Error deleting messages');
1136: }
1137: }
1138: if ($env{'form.clearmsg'}) {
1139: my $cleardir=$target;
1140: $cleardir=~s/\/[^\/]+$/\//;
1141: if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
1142: $bombs=&mt('Messages cleared.');
1143: $showdel=0;
1144: } else {
1145: $bombs=&mt('Error clearing messages');
1146: }
1147: }
1148: my $del=&mt('Delete Messages for this Resource');
1149: my $clear=&mt('Clear all Messages in Subdirectory');
1150: my $goback=&mt('Back to Source File');
1151: $r->print(<<ENDBOMBS);
1152: <h1>$disuri</h1>
1153: <form method="post" action="" name="defaultmeta">
1154: ENDBOMBS
1155: if ($showdel) {
1156: $r->print(<<ENDDEL);
1157: <input type="submit" name="delmsg" value="$del" />
1158: <input type="submit" name="clearmsg" value="$clear" />
1159: ENDDEL
1160: } else {
1161: $r->print('<a href="'.$disuri.'" />'.$goback.'</a>');
1162: }
1163: $r->print('<br />'.$bombs);
1164: } else {
1165: my $displayfile='Catalog Information for '.$disuri;
1166: if ($disuri=~/\/default$/) {
1167: my $dir=$disuri;
1168: $dir=~s/default$//;
1169: $displayfile=
1170: &mt('Default Cataloging Information for Directory').' '.
1171: $dir;
1172: }
1173: %Apache::lonpublisher::metadatafields=();
1174: %Apache::lonpublisher::metadatakeys=();
1175: my $result=&Apache::lonnet::getfile($fn);
1176: if ($result == -1){
1177: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1178: } else {
1179: &Apache::lonpublisher::metaeval($result);
1180: }
1181: $r->print(<<ENDEDIT);
1182: <h1>$displayfile</h1>
1183: <form method="post" action="" name="defaultmeta">
1184: ENDEDIT
1185: $r->print('<script type="JavaScript">'.
1186: &Apache::loncommon::browser_and_searcher_javascript().
1187: '</script>');
1188: my %lt=&fieldnames($file_type);
1189: my $output;
1190: my @fields;
1191: if ($file_type eq 'portfolio') {
1192: @fields = ('author','title','subject','keywords','abstract',
1193: 'notes','lowestgradelevel',
1194: 'highestgradelevel','standards');
1195: } else {
1196: @fields = ('author','title','subject','keywords','abstract','notes',
1197: 'copyright','customdistributionfile','language',
1198: 'standards',
1199: 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
1200: 'obsolete','obsoletereplacement');
1201: }
1202: if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
1203: (! $env{'form.new_courserestricted'})) {
1204: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1205: 'none';
1206: } elsif ($env{'form.new_courserestricted'}) {
1207: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1208: $env{'form.new_courserestricted'};
1209: }
1210: if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
1211: $Apache::lonpublisher::metadatafields{'copyright'}=
1212: 'default';
1213: }
1214: if ($file_type eq 'portfolio') {
1215: if (! $Apache::lonpublisher::metadatafields{'mime'}) {
1216: ($Apache::lonpublisher::metadatafields{'mime'}) =
1217: ( $target=~/\.(\w+)$/ );
1218: }
1219: if (! $Apache::lonpublisher::metadatafields{'owner'}) {
1220: $Apache::lonpublisher::metadatafields{'owner'} =
1221: $env{'user.name'}.':'.$env{'user.domain'};
1222: }
1223:
1224: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
1225: $r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
1226: '</strong>').'<br />');
1227: } else {
1228: $r->print("This resource is not associated with a course.<br />");
1229: }
1230: }
1231: foreach my $field_name (@fields) {
1232:
1233: if (defined($env{'form.new_'.$field_name})) {
1234: $Apache::lonpublisher::metadatafields{$field_name}=
1235: join(',',&Apache::loncommon::get_env_multiple('form.new_'.$field_name));
1236: }
1237: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
1238: && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
1239: # handle restrictions here
1240: if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
1241: ($field_name eq 'courserestricted')){
1242: $output.=("\n".'<p>'.$lt{$field_name}.': '.
1243: &prettyinput($field_name,
1244: $Apache::lonpublisher::metadatafields{$field_name},
1245: 'new_'.$field_name,'defaultmeta',
1246: undef,undef,undef,undef,
1247: $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>'."\n");
1248: }
1249: } else {
1250:
1251: $output.=('<p>'.$lt{$field_name}.': '.
1252: &prettyinput($field_name,
1253: $Apache::lonpublisher::metadatafields{$field_name},
1254: 'new_'.$field_name,'defaultmeta').'</p>');
1255:
1256: }
1257: }
1258: if ($env{'form.store'}) {
1259: my $mfh;
1260: my $formname='store';
1261: my $file_content;
1262: if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
1263: $Apache::lonpublisher::metadatafields{'keywords'} =
1264: join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
1265: }
1266:
1267: foreach (sort keys %Apache::lonpublisher::metadatafields) {
1268: next if ($_ =~ /\./);
1269: my $unikey=$_;
1270: $unikey=~/^([A-Za-z]+)/;
1271: my $tag=$1;
1272: $tag=~tr/A-Z/a-z/;
1273: $file_content.= "\n\<$tag";
1274: foreach (split(/\,/,
1275: $Apache::lonpublisher::metadatakeys{$unikey})
1276: ) {
1277: my $value=
1278: $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
1279: $value=~s/\"/\'\'/g;
1280: $file_content.=' '.$_.'="'.$value.'"' ;
1281: # print $mfh ' '.$_.'="'.$value.'"';
1282: }
1283: $file_content.= '>'.
1284: &HTML::Entities::encode
1285: ($Apache::lonpublisher::metadatafields{$unikey},
1286: '<>&"').
1287: '</'.$tag.'>';
1288: }
1289: if ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles/portfolio/|) {
1290: my ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
1291: $r->print(&store_portfolio_metadata($formname,$file_content,$path,
1292: $new_fn));
1293: unless ($env{'form.associate'}) {
1294: $r->print(&Apache::portfolio::done("Return to Portfolio",'/adm/portfolio'));
1295: return;
1296: }
1297: } elsif ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles/groups/\w+/portfolio/|) {
1298: my ($path, $new_fn) = ($fn =~ m|/(groups/\w+/portfolio.*)/([^/]*)$|);
1299: $r->print(&store_portfolio_metadata($formname,$file_content,$path,$new_fn));
1300: unless ($env{'form.associate'}) {
1301: $r->print(&Apache::portfolio::done("Return to Portfolio",'/adm/portfolio'));
1302: return;
1303: }
1304: } else {
1305: if (! ($mfh=Apache::File->new('>'.$fn))) {
1306: $r->print('<p><font color="red">'.
1307: &mt('Could not write metadata').', '.
1308: &mt('FAIL').'</font></p>');
1309: } else {
1310: print $mfh $file_content;
1311: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1312: ' '.&Apache::lonlocal::locallocaltime(time).
1313: '</font></p>');
1314: }
1315: unless ($env{'form.associate'}) {
1316: $r->print(&Apache::portfolio::done("Return to Portfolio",'/adm/portfolio'));
1317: return;
1318: }
1319: }
1320: }
1321:
1322: $r->print($output.'<br /><input type="submit" name="store" value="'.
1323: &mt('Store Catalog Information').'" />');
1324:
1325: if ($file_type eq 'portfolio') {
1326: my ($port_path,$group) = &get_port_path_and_group($uri);
1327: if ($group) {
1328: $r->print('<input type="hidden" name="group" value="'.$group.'" />');
1329: }
1330: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
1331: $r->print('</form>
1332: <br /><br /><form method="post" action="'.$port_path.'">'.
1333: '<input type="hidden" name="group" value="'.$group.'" />'.
1334: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1335: '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'" />');
1336: }
1337: }
1338:
1339: $r->print('</form>');
1340:
1341: return;
1342: }
1343:
1344: sub store_portfolio_metadata {
1345: my ($formname,$content,$path,$new_fn) = @_;
1346: $env{'form.'.$formname}=$content."\n";
1347: $env{'form.'.$formname.'.filename'}=$new_fn;
1348: my $result =&Apache::lonnet::userfileupload($formname,'',$path);
1349: if ($result =~ /(error|notfound)/) {
1350: return '<p><font color="red">'.
1351: &mt('Could not write metadata').', '.
1352: &mt('FAIL').'</font></p>';
1353: } else {
1354: return '<p><font color="blue">'.&mt('Wrote Metadata').
1355: ' '.&Apache::lonlocal::locallocaltime(time).'</font></p>';
1356: }
1357: }
1358:
1359: 1;
1360: __END__
1361:
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