1: # The LearningOnline Network with CAPA
2: # Metadata display handler
3: #
4: # $Id: lonmeta.pm,v 1.154 2006/04/26 14:53:52 albertel 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:
43:
44: ############################################################
45: ############################################################
46: ##
47: ## &get_dynamic_metadata_from_sql($url)
48: ##
49: ## Queries sql database for dynamic metdata
50: ## Returns a hash of hashes, with keys of urls which match $url
51: ## Returned fields are given below.
52: ##
53: ## Examples:
54: ##
55: ## %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql
56: ## ('/res/msu/korte/');
57: ##
58: ## $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field}
59: ##
60: ############################################################
61: ############################################################
62: sub get_dynamic_metadata_from_sql {
63: my ($url) = shift();
64: my ($authordom,$author)=($url=~m:^/res/(\w+)/(\w+)/:);
65: if (! defined($authordom)) {
66: $authordom = shift();
67: }
68: if (! defined($author)) {
69: $author = shift();
70: }
71: if (! defined($authordom) || ! defined($author)) {
72: return ();
73: }
74: my @Fields = ('url','count','course','course_list',
75: 'goto','goto_list',
76: 'comefrom','comefrom_list',
77: 'sequsage','sequsage_list',
78: 'stdno','stdno_list',
79: 'dependencies',
80: 'avetries','avetries_list',
81: 'difficulty','difficulty_list',
82: 'disc','disc_list',
83: 'clear','technical','correct',
84: 'helpful','depth');
85: #
86: my $query = 'SELECT '.join(',',@Fields).
87: ' FROM metadata WHERE url LIKE "'.$url.'%"';
88: my $server = &Apache::lonnet::homeserver($author,$authordom);
89: my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
90: ,[$server]);
91: return () if (! defined($reply) || ref($reply) ne 'HASH');
92: my $filename = $reply->{$server};
93: if (! defined($filename) || $filename =~ /^error/) {
94: return ();
95: }
96: my $max_time = time + 10; # wait 10 seconds for results at most
97: my %ReturnHash;
98: #
99: # Look for results
100: my $finished = 0;
101: while (! $finished && time < $max_time) {
102: my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename;
103: if (! -e "$datafile.end") { next; }
104: my $fh;
105: if (!($fh=Apache::File->new($datafile))) { next; }
106: while (my $result = <$fh>) {
107: chomp($result);
108: next if (! $result);
109: my @Data =
110: map {
111: &Apache::lonnet::unescape($_);
112: } split(',',$result);
113: my $url = $Data[0];
114: for (my $i=0;$i<=$#Fields;$i++) {
115: $ReturnHash{$url}->{$Fields[$i]}=$Data[$i];
116: }
117: }
118: $finished = 1;
119: }
120: #
121: return %ReturnHash;
122: }
123:
124:
125: # Fetch and evaluate dynamic metadata
126: sub dynamicmeta {
127: my $url=&Apache::lonnet::declutter(shift);
128: $url=~s/\.meta$//;
129: my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
130: my $regexp=$url;
131: $regexp=~s/(\W)/\\$1/g;
132: $regexp='___'.$regexp.'___';
133: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
134: $aauthor,$regexp);
135: my %DynamicData = &LONCAPA::lonmetadata::process_reseval_data(\%evaldata);
136: my %Data = &LONCAPA::lonmetadata::process_dynamic_metadata($url,
137: \%DynamicData);
138: #
139: # Deal with 'count' separately
140: $Data{'count'} = &access_count($url,$aauthor,$adomain);
141: #
142: # Debugging code I will probably need later
143: if (0) {
144: &Apache::lonnet::logthis('Dynamic Metadata');
145: while(my($k,$v)=each(%Data)){
146: &Apache::lonnet::logthis(' "'.$k.'"=>"'.$v.'"');
147: }
148: &Apache::lonnet::logthis('-------------------');
149: }
150: return %Data;
151: }
152:
153: sub access_count {
154: my ($src,$author,$adomain) = @_;
155: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
156: $author,$src);
157: if (! exists($countdata{$src})) {
158: return &mt('Not Available');
159: } else {
160: return $countdata{$src};
161: }
162: }
163:
164: # Try to make an alt tag if there is none
165: sub alttag {
166: my ($base,$src)=@_;
167: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
168: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
169: &Apache::lonnet::metadata($fullpath,'subject').' '.
170: &Apache::lonnet::metadata($fullpath,'abstract');
171: $alttag=~s/\s+/ /gs;
172: $alttag=~s/\"//gs;
173: $alttag=~s/\'//gs;
174: $alttag=~s/\s+$//gs;
175: $alttag=~s/^\s+//gs;
176: if ($alttag) {
177: return $alttag;
178: } else {
179: return &mt('No information available');
180: }
181: }
182:
183: # Author display
184: sub authordisplay {
185: my ($aname,$adom)=@_;
186: return &Apache::loncommon::aboutmewrapper
187: (&Apache::loncommon::plainname($aname,$adom),
188: $aname,$adom,'preview').' <tt>['.$aname.'@'.$adom.']</tt>';
189: }
190:
191: # Pretty display
192: sub evalgraph {
193: my $value=shift;
194: if (! $value) {
195: return '';
196: }
197: my $val=int($value*10.+0.5)-10;
198: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
199: if ($val>=20) {
200: $output.='<td width="20" bgcolor="#555555">  </td>';
201: } else {
202: $output.='<td width="'.($val).'" bgcolor="#555555"> </td>'.
203: '<td width="'.(20-$val).'" bgcolor="#FF3333"> </td>';
204: }
205: $output.='<td bgcolor="#FFFF33"> </td>';
206: if ($val>20) {
207: $output.='<td width="'.($val-20).'" bgcolor="#33FF33"> </td>'.
208: '<td width="'.(40-$val).'" bgcolor="#555555"> </td>';
209: } else {
210: $output.='<td width="20" bgcolor="#555555">  </td>';
211: }
212: $output.='<td> ('.sprintf("%5.2f",$value).') </td></tr></table>';
213: return $output;
214: }
215:
216: sub diffgraph {
217: my $value=shift;
218: if (! $value) {
219: return '';
220: }
221: my $val=int(40.0*$value+0.5);
222: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
223: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
224: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
225: for (my $i=0;$i<8;$i++) {
226: if ($val>$i*5) {
227: $output.='<td width="5" bgcolor="'.$colors[$i].'"> </td>';
228: } else {
229: $output.='<td width="5" bgcolor="#555555"> </td>';
230: }
231: }
232: $output.='<td> ('.sprintf("%3.2f",$value).') </td></tr></table>';
233: return $output;
234: }
235:
236:
237: # The field names
238: sub fieldnames {
239: my $file_type=shift;
240: my %fields =
241: ('title' => 'Title',
242: 'author' =>'Author(s)',
243: 'authorspace' => 'Author Space',
244: 'modifyinguser' => 'Last Modifying User',
245: 'subject' => 'Subject',
246: 'standards' => 'Standards',
247: 'keywords' => 'Keyword(s)',
248: 'notes' => 'Notes',
249: 'abstract' => 'Abstract',
250: 'lowestgradelevel' => 'Lowest Grade Level',
251: 'highestgradelevel' => 'Highest Grade Level');
252:
253: if (! defined($file_type) || $file_type ne 'portfolio') {
254: %fields =
255: (%fields,
256: 'courserestricted' => 'Course Restricting Metadata');
257: }
258:
259: if (! defined($file_type) || $file_type ne 'portfolio') {
260: %fields =
261: (%fields,
262: 'domain' => 'Domain',
263: 'mime' => 'MIME Type',
264: 'language' => 'Language',
265: 'creationdate' => 'Creation Date',
266: 'lastrevisiondate' => 'Last Revision Date',
267: 'owner' => 'Publisher/Owner',
268: 'copyright' => 'Copyright/Distribution',
269: 'customdistributionfile' => 'Custom Distribution File',
270: 'sourceavail' => 'Source Available',
271: 'sourcerights' => 'Source Custom Distribution File',
272: 'obsolete' => 'Obsolete',
273: 'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
274: 'count' => 'Network-wide number of accesses (hits)',
275: 'course' => 'Network-wide number of courses using resource',
276: 'course_list' => 'Network-wide courses using resource',
277: 'sequsage' => 'Number of resources using or importing resource',
278: 'sequsage_list' => 'Resources using or importing resource',
279: 'goto' => 'Number of resources that follow this resource in maps',
280: 'goto_list' => 'Resources that follow this resource in maps',
281: 'comefrom' => 'Number of resources that lead up to this resource in maps',
282: 'comefrom_list' => 'Resources that lead up to this resource in maps',
283: 'clear' => 'Material presented in clear way',
284: 'depth' => 'Material covered with sufficient depth',
285: 'helpful' => 'Material is helpful',
286: 'correct' => 'Material appears to be correct',
287: 'technical' => 'Resource is technically correct',
288: 'avetries' => 'Average number of tries till solved',
289: 'stdno' => 'Total number of students who have worked on this problem',
290: 'difficulty' => 'Degree of difficulty',
291: 'disc' => 'Degree of discrimination',
292: 'dependencies' => 'Resources used by this resource',
293: );
294: }
295: return &Apache::lonlocal::texthash(%fields);
296: }
297:
298: sub portfolio_linked_path {
299: my ($path) = @_;
300: my $result = &Apache::portfolio::make_anchor('portfolio','/');
301: my $fullpath = '/';
302: my (undef,@tree) = split('/',$path);
303: my $filename = pop(@tree);
304: foreach my $dir (@tree) {
305: $fullpath .= $dir.'/';
306: $result .= '/';
307: $result .= &Apache::portfolio::make_anchor($dir,$fullpath);
308: }
309: $result .= "/$filename";
310: return $result;
311: }
312:
313: sub portfolio_display_uri {
314: my ($uri,$as_links)=@_;
315: $uri =~ s|.*/(portfolio/.*)$|$1|;
316: my ($res_uri,$meta_uri) = ($uri,$uri);
317:
318: if ($uri =~ /\.meta$/) {
319: $res_uri =~ s/\.meta//;
320: } else {
321: $meta_uri .= '.meta';
322: }
323:
324: my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
325:
326: if ($as_links) {
327: $res_uri = &portfolio_linked_path($res_uri);
328: $meta_uri = &portfolio_linked_path($meta_uri);
329: }
330: return ($res_uri,$meta_uri,$path);
331: }
332:
333: sub pre_select_course {
334: my ($r,$uri) = @_;
335: my $output;
336: my $fn=&Apache::lonnet::filelocation('',$uri);
337: my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
338: %Apache::lonpublisher::metadatafields=();
339: %Apache::lonpublisher::metadatakeys=();
340: my $result=&Apache::lonnet::getfile($fn);
341: if ($result == -1){
342: $r->print(&mt('Creating new file [_1]'),$meta_uri);
343: } else {
344: &Apache::lonpublisher::metaeval($result);
345: }
346: $r->print('<hr /><form method="post" action="" >');
347: $r->print('<p>'.&mt('If you would like to associate this resource ([_1]) with a current or previous course, please select one from the list below, otherwise select, \'None\'','<tt>'.$res_uri.'</tt>').'</p>');
348: $output = &select_course();
349: $r->print($output.'<br /><input type="submit" name="store" value="'.
350: &mt('Associate Resource With Selected Course').'">');
351: $r->print('</form>');
352:
353: $r->print('<br /><br /><form method="POST" action="/adm/portfolio">'.
354: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
355: '<input type="submit" name="cancel" value="'.&mt('Cancel').'">'.
356: '</form>');
357:
358: return;
359: }
360: sub select_course {
361: my $output=$/;
362: my $current_restriction=
363: $Apache::lonpublisher::metadatafields{'courserestricted'};
364: my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
365: : '');
366:
367: $output .= '<select name="new_courserestricted" >';
368: $output .= '<option value="none" '.$selected.'>'.
369: &mt('None').'</option>'.$/;
370: my %courses;
371: foreach my $key (keys(%env)) {
372: if ($key !~ m/^course\.(.+)\.description$/) { next; }
373: my $cid = $1;
374: if ($env{$key} !~ /\S/) { next; }
375: $courses{$key} = $cid;
376: }
377: foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
378: my $cid = 'course.'.$courses{$key};
379: my $selected = ($current_restriction eq $cid ? 'selected="selected"'
380: : '');
381: if ($env{$key} !~ /\S/) { next; }
382: $output .= '<option value="'.$cid.'" '.$selected.'>';
383: $output .= $env{$key};
384: $output .= '</option>'.$/;
385: $selected = '';
386: }
387: $output .= '</select><br />';
388: return ($output);
389: }
390: # Pretty printing of metadata field
391:
392: sub prettyprint {
393: my ($type,$value,$target,$prefix,$form,$noformat)=@_;
394: # $target,$prefix,$form are optional and for filecrumbs only
395: if (! defined($value)) {
396: return ' ';
397: }
398: # Title
399: if ($type eq 'title') {
400: return '<font size="+1" face="arial">'.$value.'</font>';
401: }
402: # Dates
403: if (($type eq 'creationdate') ||
404: ($type eq 'lastrevisiondate')) {
405: return ($value?&Apache::lonlocal::locallocaltime(
406: &Apache::lonmysql::unsqltime($value)):
407: &mt('not available'));
408: }
409: # Language
410: if ($type eq 'language') {
411: return &Apache::loncommon::languagedescription($value);
412: }
413: # Copyright
414: if ($type eq 'copyright') {
415: return &Apache::loncommon::copyrightdescription($value);
416: }
417: # Copyright
418: if ($type eq 'sourceavail') {
419: return &Apache::loncommon::source_copyrightdescription($value);
420: }
421: # MIME
422: if ($type eq 'mime') {
423: return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
424: &Apache::loncommon::filedescription($value);
425: }
426: # Person
427: if (($type eq 'author') ||
428: ($type eq 'owner') ||
429: ($type eq 'modifyinguser') ||
430: ($type eq 'authorspace')) {
431: $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
432: return $value;
433: }
434: # Gradelevel
435: if (($type eq 'lowestgradelevel') ||
436: ($type eq 'highestgradelevel')) {
437: return &Apache::loncommon::gradeleveldescription($value);
438: }
439: # Only for advance users below
440: if (! $env{'user.adv'}) {
441: return '<i>- '.&mt('not displayed').' -</i>';
442: }
443: # File
444: if (($type eq 'customdistributionfile') ||
445: ($type eq 'obsoletereplacement') ||
446: ($type eq 'goto_list') ||
447: ($type eq 'comefrom_list') ||
448: ($type eq 'sequsage_list') ||
449: ($type eq 'dependencies')) {
450: return '<font size="-1"><ul>'.join("\n",map {
451: my $url = &Apache::lonnet::clutter($_);
452: my $title = &Apache::lonnet::gettitle($url);
453: if ($title eq '') {
454: $title = 'Untitled';
455: if ($url =~ /\.sequence$/) {
456: $title .= ' Sequence';
457: } elsif ($url =~ /\.page$/) {
458: $title .= ' Page';
459: } elsif ($url =~ /\.problem$/) {
460: $title .= ' Problem';
461: } elsif ($url =~ /\.html$/) {
462: $title .= ' HTML document';
463: } elsif ($url =~ m:/syllabus$:) {
464: $title .= ' Syllabus';
465: }
466: }
467: $_ = '<li>'.$title.' '.
468: &Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form,'-1',$noformat).
469: '</li>'
470: } split(/\s*\,\s*/,$value)).'</ul></font>';
471: }
472: # Evaluations
473: if (($type eq 'clear') ||
474: ($type eq 'depth') ||
475: ($type eq 'helpful') ||
476: ($type eq 'correct') ||
477: ($type eq 'technical')) {
478: return &evalgraph($value);
479: }
480: # Difficulty
481: if ($type eq 'difficulty' || $type eq 'disc') {
482: return &diffgraph($value);
483: }
484: # List of courses
485: if ($type=~/\_list/) {
486: my @Courses = split(/\s*\,\s*/,$value);
487: my $Str='<font size="-1"><ul>';
488: foreach my $course (@Courses) {
489: my %courseinfo =
490: &Apache::lonnet::coursedescription($course,
491: {'one_time' => 1});
492: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
493: next;
494: }
495: $Str .= '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
496: $courseinfo{'num'}.'/syllabus" target="preview">'.
497: $courseinfo{'description'}.'</a></li>';
498: }
499: return $Str.'</ul></font>';
500: }
501: # No pretty print found
502: return $value;
503: }
504:
505: # Pretty input of metadata field
506: sub direct {
507: return shift;
508: }
509:
510: sub selectbox {
511: my ($name,$value,$functionref,@idlist)=@_;
512: if (! defined($functionref)) {
513: $functionref=\&direct;
514: }
515: my $selout='<select name="'.$name.'">';
516: foreach (@idlist) {
517: $selout.='<option value=\''.$_.'\'';
518: if ($_ eq $value) {
519: $selout.=' selected>'.&{$functionref}($_).'</option>';
520: }
521: else {$selout.='>'.&{$functionref}($_).'</option>';}
522: }
523: return $selout.'</select>';
524: }
525:
526: sub relatedfield {
527: my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
528: if (! $relatedsearchflag) {
529: return '';
530: }
531: if (! defined($relatedsep)) {
532: $relatedsep=' ';
533: }
534: if (! $show) {
535: return $relatedsep.' ';
536: }
537: return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
538: ($relatedvalue?' checked="1"':'').' />';
539: }
540:
541: sub prettyinput {
542: my ($type,$value,$fieldname,$formname,
543: $relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
544: if (! defined($size)) {
545: $size = 80;
546: }
547: my $output;
548: if (defined($course_key)
549: && exists($env{$course_key.'.metadata.'.$type.'.options'})) {
550: my $stu_add;
551: my $only_one;
552: my %meta_options;
553: my @cur_values_inst;
554: my $cur_values_stu;
555: my $values = $env{$course_key.'.metadata.'.$type.'.values'};
556: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
557: $stu_add = 'true';
558: }
559: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
560: $only_one = 'true';
561: }
562: # need to take instructor values out of list where instructor and student
563: # values may be mixed.
564: if ($values) {
565: foreach my $item (split(/,/,$values)) {
566: $item =~ s/^\s+//;
567: $meta_options{$item} = $item;
568: }
569: foreach my $item (split(/,/,$value)) {
570: $item =~ s/^\s+//;
571: if ($meta_options{$item}) {
572: push(@cur_values_inst,$item);
573: } else {
574: $cur_values_stu .= $item.',';
575: }
576: }
577: } else {
578: $cur_values_stu = $value;
579: }
580: if ($type eq 'courserestricted') {
581: return (&select_course());
582: # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
583: }
584: if (($type eq 'keywords') || ($type eq 'subject')
585: || ($type eq 'author')||($type eq 'notes')
586: || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards')) {
587: if ($values) {
588: if ($only_one) {
589: $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
590: } else {
591: $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
592: }
593: }
594: if ($stu_add) {
595: $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
596: 'value="'.$cur_values_stu.'" />'.
597: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
598: $relatedvalue);
599: }
600: return ($output);
601: }
602: if (($type eq 'lowestgradelevel') ||
603: ($type eq 'highestgradelevel')) {
604: return &Apache::loncommon::select_level_form($value,$fieldname).
605: &relatedfield(0,$relatedsearchflag,$relatedsep);
606: }
607: return();
608: }
609: # Language
610: if ($type eq 'language') {
611: return &selectbox($fieldname,
612: $value,
613: \&Apache::loncommon::languagedescription,
614: (&Apache::loncommon::languageids)).
615: &relatedfield(0,$relatedsearchflag,$relatedsep);
616: }
617: # Copyright
618: if ($type eq 'copyright') {
619: return &selectbox($fieldname,
620: $value,
621: \&Apache::loncommon::copyrightdescription,
622: (&Apache::loncommon::copyrightids)).
623: &relatedfield(0,$relatedsearchflag,$relatedsep);
624: }
625: # Source Copyright
626: if ($type eq 'sourceavail') {
627: return &selectbox($fieldname,
628: $value,
629: \&Apache::loncommon::source_copyrightdescription,
630: (&Apache::loncommon::source_copyrightids)).
631: &relatedfield(0,$relatedsearchflag,$relatedsep);
632: }
633: # Gradelevels
634: if (($type eq 'lowestgradelevel') ||
635: ($type eq 'highestgradelevel')) {
636: return &Apache::loncommon::select_level_form($value,$fieldname).
637: &relatedfield(0,$relatedsearchflag,$relatedsep);
638: }
639: # Obsolete
640: if ($type eq 'obsolete') {
641: return '<input type="checkbox" name="'.$fieldname.'"'.
642: ($value?' checked="1"':'').' />'.
643: &relatedfield(0,$relatedsearchflag,$relatedsep);
644: }
645: # Obsolete replacement file
646: if ($type eq 'obsoletereplacement') {
647: return '<input type="text" name="'.$fieldname.
648: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
649: "('".$formname."','".$fieldname."'".
650: ",'')\">".&mt('Select').'</a>'.
651: &relatedfield(0,$relatedsearchflag,$relatedsep);
652: }
653: # Customdistribution file
654: if ($type eq 'customdistributionfile') {
655: return '<input type="text" name="'.$fieldname.
656: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
657: "('".$formname."','".$fieldname."'".
658: ",'rights')\">".&mt('Select').'</a>'.
659: &relatedfield(0,$relatedsearchflag,$relatedsep);
660: }
661: # Source Customdistribution file
662: if ($type eq 'sourcerights') {
663: return '<input type="text" name="'.$fieldname.
664: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
665: "('".$formname."','".$fieldname."'".
666: ",'rights')\">".&mt('Select').'</a>'.
667: &relatedfield(0,$relatedsearchflag,$relatedsep);
668: }
669: if ($type eq 'courserestricted') {
670: return (&select_course());
671: #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
672: }
673:
674: # Dates
675: if (($type eq 'creationdate') ||
676: ($type eq 'lastrevisiondate')) {
677: return
678: &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
679: &relatedfield(0,$relatedsearchflag,$relatedsep);
680: }
681: # No pretty input found
682: $value=~s/^\s+//gs;
683: $value=~s/\s+$//gs;
684: $value=~s/\s+/ /gs;
685: $value=~s/\"/\"\;/gs;
686: return
687: '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
688: 'value="'.$value.'" />'.
689: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
690: $relatedvalue);
691: }
692:
693: # Main Handler
694: sub handler {
695: my $r=shift;
696: #
697: my $uri=$r->uri;
698: #
699: # Set document type
700: &Apache::loncommon::content_type($r,'text/html');
701: $r->send_http_header;
702: return OK if $r->header_only;
703: #
704: my ($resdomain,$resuser)=
705: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
706:
707: if ($uri=~m:/adm/bombs/(.*)$:) {
708: $r->print(&Apache::loncommon::start_page('Error Messages'));
709: # Looking for all bombs?
710: &report_bombs($r,$uri);
711: } elsif ($uri=~/\/portfolio\//) {
712: ($resdomain,$resuser)=
713: (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|);
714: $r->print(&Apache::loncommon::start_page('Edit Portfolio File Catalog Information',
715: undef,
716: {'domain' => $resdomain,}));
717: if ($env{'form.store'}) {
718: &present_editable_metadata($r,$uri,'portfolio');
719: } else {
720: &pre_select_course($r,$uri);
721: }
722: } elsif ($uri=~/^\/\~/) {
723: # Construction space
724: $r->print(&Apache::loncommon::start_page('Edit Catalog nformation',
725: undef,
726: {'domain' => $resdomain,}));
727: &present_editable_metadata($r,$uri);
728: } else {
729: $r->print(&Apache::loncommon::start_page('Catalog Information',
730: undef,
731: {'domain' => $resdomain,}));
732: &present_uneditable_metadata($r,$uri);
733: }
734: $r->print(&Apache::loncommon::end_page());
735: return OK;
736: }
737:
738: #####################################################
739: #####################################################
740: ### ###
741: ### Report Bombs ###
742: ### ###
743: #####################################################
744: #####################################################
745: sub report_bombs {
746: my ($r,$uri) = @_;
747: # Set document type
748: $uri =~ s:/adm/bombs/::;
749: $uri = &Apache::lonnet::declutter($uri);
750: $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
751: my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//);
752: if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
753: if ($env{'form.clearbombs'}) {
754: &Apache::lonmsg::clear_author_res_msg($uri);
755: }
756: my $clear=&mt('Clear all Messages in Subdirectory');
757: $r->print(<<ENDCLEAR);
758: <form method="post">
759: <input type="submit" name="clearbombs" value="$clear" />
760: </form>
761: ENDCLEAR
762: my %brokenurls =
763: &Apache::lonmsg::all_url_author_res_msg($author,$domain);
764: foreach (sort(keys(%brokenurls))) {
765: if ($_=~/^\Q$uri\E/) {
766: $r->print
767: ('<a href="'.&Apache::lonnet::clutter($_).'">'.$_.'</a>'.
768: &Apache::lonmsg::retrieve_author_res_msg($_).
769: '<hr />');
770: }
771: }
772: } else {
773: $r->print(&mt('Not authorized'));
774: }
775: return;
776: }
777:
778: #####################################################
779: #####################################################
780: ### ###
781: ### Uneditable Metadata Display ###
782: ### ###
783: #####################################################
784: #####################################################
785: sub present_uneditable_metadata {
786: my ($r,$uri) = @_;
787: #
788: my %content=();
789: # Read file
790: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
791: $content{$_}=&Apache::lonnet::metadata($uri,$_);
792: }
793: # Render Output
794: # displayed url
795: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
796: $uri=~s/\.meta$//;
797: my $disuri=&Apache::lonnet::clutter($uri);
798: $disuri=~s/^\/adm\/wrapper//;
799: # version
800: my $currentversion=&Apache::lonnet::getversion($disuri);
801: my $versiondisplay='';
802: if ($thisversion) {
803: $versiondisplay=&mt('Version').': '.$thisversion.
804: ' ('.&mt('most recent version').': '.
805: ($currentversion>0 ?
806: $currentversion :
807: &mt('information not available')).')';
808: } else {
809: $versiondisplay='Version: '.$currentversion;
810: }
811: # crumbify displayed URL uri target prefix form size
812: $disuri=&Apache::lonhtmlcommon::crumbs($disuri,undef, undef, undef,'+1');
813: $disuri =~ s:<br />::g;
814: # obsolete
815: my $obsolete=$content{'obsolete'};
816: my $obsoletewarning='';
817: if (($obsolete) && ($env{'user.adv'})) {
818: $obsoletewarning='<p><font color="red">'.
819: &mt('This resource has been marked obsolete by the author(s)').
820: '</font></p>';
821: }
822: #
823: my %lt=&fieldnames();
824: my $table='';
825: my $title = $content{'title'};
826: if (! defined($title)) {
827: $title = 'Untitled Resource';
828: }
829: foreach ('title',
830: 'author',
831: 'subject',
832: 'keywords',
833: 'notes',
834: 'abstract',
835: 'lowestgradelevel',
836: 'highestgradelevel',
837: 'standards',
838: 'mime',
839: 'language',
840: 'creationdate',
841: 'lastrevisiondate',
842: 'owner',
843: 'copyright',
844: 'customdistributionfile',
845: 'sourceavail',
846: 'sourcerights',
847: 'obsolete',
848: 'obsoletereplacement') {
849: $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$_}.
850: '</td><td bgcolor="#CCCCCC">'.
851: &prettyprint($_,$content{$_}).'</td></tr>';
852: delete $content{$_};
853: }
854: #
855: $r->print(<<ENDHEAD);
856: <h2>$title</h2>
857: <p>
858: $disuri<br />
859: $obsoletewarning
860: $versiondisplay
861: </p>
862: <table cellspacing="2" border="0">
863: $table
864: </table>
865: ENDHEAD
866: if ($env{'user.adv'}) {
867: &print_dynamic_metadata($r,$uri,\%content);
868: }
869: return;
870: }
871:
872: sub print_dynamic_metadata {
873: my ($r,$uri,$content) = @_;
874: #
875: my %content = %$content;
876: my %lt=&fieldnames();
877: #
878: my $description = 'Dynamic Metadata (updated periodically)';
879: $r->print('<h3>'.&mt($description).'</h3>'.
880: &mt('Processing'));
881: $r->rflush();
882: my %items=&fieldnames();
883: my %dynmeta=&dynamicmeta($uri);
884: #
885: # General Access and Usage Statistics
886: if (exists($dynmeta{'count'}) ||
887: exists($dynmeta{'sequsage'}) ||
888: exists($dynmeta{'comefrom'}) ||
889: exists($dynmeta{'goto'}) ||
890: exists($dynmeta{'course'})) {
891: $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'.
892: '<table cellspacing="2" border="0">');
893: foreach ('count',
894: 'sequsage','sequsage_list',
895: 'comefrom','comefrom_list',
896: 'goto','goto_list',
897: 'course','course_list') {
898: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
899: '<td bgcolor="#CCCCCC">'.
900: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
901: }
902: $r->print('</table>');
903: } else {
904: $r->print('<h4>'.&mt('No Access or Usages Statistics are available for this resource.').'</h4>');
905: }
906: #
907: # Assessment statistics
908: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)$/) {
909: if (exists($dynmeta{'stdno'}) ||
910: exists($dynmeta{'avetries'}) ||
911: exists($dynmeta{'difficulty'}) ||
912: exists($dynmeta{'disc'})) {
913: # This is an assessment, print assessment data
914: $r->print('<h4>'.
915: &mt('Overall Assessment Statistical Data').
916: '</h4>'.
917: '<table cellspacing="2" border="0">');
918: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'.
919: '<td bgcolor="#CCCCCC">'.
920: &prettyprint('stdno',$dynmeta{'stdno'}).
921: '</td>'."</tr>\n");
922: foreach ('avetries','difficulty','disc') {
923: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
924: '<td bgcolor="#CCCCCC">'.
925: &prettyprint($_,sprintf('%5.2f',$dynmeta{$_})).
926: '</td>'."</tr>\n");
927: }
928: $r->print('</table>');
929: }
930: if (exists($dynmeta{'stats'})) {
931: #
932: # New assessment statistics
933: $r->print('<h4>'.
934: &mt('Detailed Assessment Statistical Data').
935: '</h4>');
936: my $table = '<table cellspacing="2" border="0">'.
937: '<tr>'.
938: '<th>Course</th>'.
939: '<th>Section(s)</th>'.
940: '<th>Num Students</th>'.
941: '<th>Mean Tries</th>'.
942: '<th>Degree of Difficulty</th>'.
943: '<th>Degree of Discrimination</th>'.
944: '<th>Time of computation</th>'.
945: '</tr>'.$/;
946: foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
947: my $data = $dynmeta{'stats'}->{$identifier};
948: my $course = $data->{'course'};
949: my %courseinfo =
950: &Apache::lonnet::coursedescription($course,
951: {'one_time' => 1});
952: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
953: &Apache::lonnet::logthis('lookup for '.$course.' failed');
954: next;
955: }
956: $table .= '<tr>';
957: $table .=
958: '<td><nobr>'.$courseinfo{'description'}.'</nobr></td>';
959: $table .=
960: '<td align="right">'.$data->{'sections'}.'</td>';
961: $table .=
962: '<td align="right">'.$data->{'stdno'}.'</td>';
963: foreach ('avetries','difficulty','disc') {
964: $table .= '<td align="right">';
965: if (exists($data->{$_})) {
966: $table .= sprintf('%.2f',$data->{$_}).' ';
967: } else {
968: $table .= '';
969: }
970: $table .= '</td>';
971: }
972: $table .=
973: '<td><nobr>'.
974: &Apache::lonlocal::locallocaltime($data->{'timestamp'}).
975: '</nobr></td>';
976: $table .=
977: '</tr>'.$/;
978: }
979: $table .= '</table>'.$/;
980: $r->print($table);
981: } else {
982: $r->print('No new dynamic data found.');
983: }
984: } else {
985: $r->print('<h4>'.
986: &mt('No Assessment Statistical Data is available for this resource').
987: '</h4>');
988: }
989:
990: #
991: #
992: if (exists($dynmeta{'clear'}) ||
993: exists($dynmeta{'depth'}) ||
994: exists($dynmeta{'helpful'}) ||
995: exists($dynmeta{'correct'}) ||
996: exists($dynmeta{'technical'})){
997: $r->print('<h4>'.&mt('Evaluation Data').'</h4>'.
998: '<table cellspacing="2" border="0">');
999: foreach ('clear','depth','helpful','correct','technical') {
1000: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
1001: '<td bgcolor="#CCCCCC">'.
1002: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
1003: }
1004: $r->print('</table>');
1005: } else {
1006: $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>');
1007: }
1008: $uri=~/^\/res\/(\w+)\/(\w+)\//;
1009: if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
1010: || ($env{'user.role.ca./'.$1.'/'.$2})) {
1011: if (exists($dynmeta{'comments'})) {
1012: $r->print('<h4>'.&mt('Evaluation Comments').' ('.
1013: &mt('visible to author and co-authors only').
1014: ')</h4>'.
1015: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
1016: } else {
1017: $r->print('<h4>'.&mt('There are no Evaluation Comments on this resource.').'</h4>');
1018: }
1019: my $bombs = &Apache::lonmsg::retrieve_author_res_msg($uri);
1020: if (defined($bombs) && $bombs ne '') {
1021: $r->print('<a name="bombs" /><h4>'.&mt('Error Messages').' ('.
1022: &mt('visible to author and co-authors only').')'.
1023: '</h4>'.$bombs);
1024: } else {
1025: $r->print('<h4>'.&mt('There are currently no Error Messages for this resource.').'</h4>');
1026: }
1027: }
1028: #
1029: # All other stuff
1030: $r->print('<h3>'.
1031: &mt('Additional Metadata (non-standard, parameters, exports)').
1032: '</h3><table border="0" cellspacing="1">');
1033: foreach (sort(keys(%content))) {
1034: my $name=$_;
1035: if ($name!~/\.display$/) {
1036: my $display=&Apache::lonnet::metadata($uri,
1037: $name.'.display');
1038: if (! $display) {
1039: $display=$name;
1040: };
1041: my $otherinfo='';
1042: foreach ('name','part','type','default') {
1043: if (defined(&Apache::lonnet::metadata($uri,
1044: $name.'.'.$_))) {
1045: $otherinfo.=' '.$_.'='.
1046: &Apache::lonnet::metadata($uri,
1047: $name.'.'.$_).'; ';
1048: }
1049: }
1050: $r->print('<tr><td bgcolor="#bbccbb"><font size="-1" color="#556655">'.$display.'</font></td><td bgcolor="#ccddcc"><font size="-1" color="#556655">'.$content{$name});
1051: if ($otherinfo) {
1052: $r->print(' ('.$otherinfo.')');
1053: }
1054: $r->print("</font></td></tr>\n");
1055: }
1056: }
1057: $r->print("</table>");
1058: return;
1059: }
1060:
1061:
1062:
1063: #####################################################
1064: #####################################################
1065: ### ###
1066: ### Editable metadata display ###
1067: ### ###
1068: #####################################################
1069: #####################################################
1070: sub present_editable_metadata {
1071: my ($r,$uri, $file_type) = @_;
1072: # Construction Space Call
1073: # Header
1074: my $disuri=$uri;
1075: my $fn=&Apache::lonnet::filelocation('',$uri);
1076: $disuri=~s/^\/\~/\/priv\//;
1077: $disuri=~s/\.meta$//;
1078: my $meta_uri = $disuri;
1079: my $path;
1080: if ($disuri =~ m|/portfolio/|) {
1081: ($disuri, $meta_uri, $path) = &portfolio_display_uri($disuri,1);
1082: }
1083: my $target=$uri;
1084: $target=~s/^\/\~/\/res\/$env{'request.role.domain'}\//;
1085: $target=~s/\.meta$//;
1086: my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
1087: if ($bombs) {
1088: my $showdel=1;
1089: if ($env{'form.delmsg'}) {
1090: if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
1091: $bombs=&mt('Messages deleted.');
1092: $showdel=0;
1093: } else {
1094: $bombs=&mt('Error deleting messages');
1095: }
1096: }
1097: if ($env{'form.clearmsg'}) {
1098: my $cleardir=$target;
1099: $cleardir=~s/\/[^\/]+$/\//;
1100: if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
1101: $bombs=&mt('Messages cleared.');
1102: $showdel=0;
1103: } else {
1104: $bombs=&mt('Error clearing messages');
1105: }
1106: }
1107: my $del=&mt('Delete Messages for this Resource');
1108: my $clear=&mt('Clear all Messages in Subdirectory');
1109: my $goback=&mt('Back to Source File');
1110: $r->print(<<ENDBOMBS);
1111: <h1>$disuri</h1>
1112: <form method="post" name="defaultmeta">
1113: ENDBOMBS
1114: if ($showdel) {
1115: $r->print(<<ENDDEL);
1116: <input type="submit" name="delmsg" value="$del" />
1117: <input type="submit" name="clearmsg" value="$clear" />
1118: ENDDEL
1119: } else {
1120: $r->print('<a href="'.$disuri.'" />'.$goback.'</a>');
1121: }
1122: $r->print('<br />'.$bombs);
1123: } else {
1124: my $displayfile='Catalog Information for '.$disuri;
1125: if ($disuri=~/\/default$/) {
1126: my $dir=$disuri;
1127: $dir=~s/default$//;
1128: $displayfile=
1129: &mt('Default Cataloging Information for Directory').' '.
1130: $dir;
1131: }
1132: %Apache::lonpublisher::metadatafields=();
1133: %Apache::lonpublisher::metadatakeys=();
1134: my $result=&Apache::lonnet::getfile($fn);
1135: if ($result == -1){
1136: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1137: } else {
1138: &Apache::lonpublisher::metaeval($result);
1139: }
1140: $r->print(<<ENDEDIT);
1141: <h1>$displayfile</h1>
1142: <form method="post" name="defaultmeta">
1143: ENDEDIT
1144: $r->print('<script language="JavaScript">'.
1145: &Apache::loncommon::browser_and_searcher_javascript().
1146: '</script>');
1147: my %lt=&fieldnames($file_type);
1148: my $output;
1149: my @fields;
1150: if ($file_type eq 'portfolio') {
1151: @fields = ('author','title','subject','keywords','abstract','notes','lowestgradelevel',
1152: 'highestgradelevel','standards');
1153: } else {
1154: @fields = ('author','title','subject','keywords','abstract','notes',
1155: 'copyright','customdistributionfile','language',
1156: 'standards',
1157: 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
1158: 'obsolete','obsoletereplacement');
1159: }
1160: if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
1161: (! $env{'form.new_courserestricted'})) {
1162: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1163: 'none';
1164: } elsif ($env{'form.new_courserestricted'}) {
1165: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1166: $env{'form.new_courserestricted'};
1167: }
1168: if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
1169: $Apache::lonpublisher::metadatafields{'copyright'}=
1170: 'default';
1171: }
1172: if ($file_type eq 'portfolio') {
1173: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
1174: $r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
1175: '</strong>').'<br />');
1176: } else {
1177: $r->print("This resource is not associated with a course.<br />");
1178: }
1179: }
1180: foreach my $field_name (@fields) {
1181:
1182: if (defined($env{'form.new_'.$field_name})) {
1183: $Apache::lonpublisher::metadatafields{$field_name}=
1184: join(',',&Apache::loncommon::get_env_multiple('form.new_'.$field_name));
1185: }
1186: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
1187: && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
1188: # handle restrictions here
1189: if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
1190: ($field_name eq 'courserestricted')){
1191: $output.=("\n".'<p>'.$lt{$field_name}.': '.
1192: &prettyinput($field_name,
1193: $Apache::lonpublisher::metadatafields{$field_name},
1194: 'new_'.$field_name,'defaultmeta',
1195: undef,undef,undef,undef,
1196: $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>'."\n");
1197: }
1198: } else {
1199:
1200: $output.=('<p>'.$lt{$field_name}.': '.
1201: &prettyinput($field_name,
1202: $Apache::lonpublisher::metadatafields{$field_name},
1203: 'new_'.$field_name,'defaultmeta').'</p>');
1204:
1205: }
1206: }
1207: if ($env{'form.store'}) {
1208: my $mfh;
1209: my $formname='store';
1210: my $file_content;
1211: if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
1212: $Apache::lonpublisher::metadatafields{'keywords'} =
1213: join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
1214: }
1215:
1216: foreach (sort keys %Apache::lonpublisher::metadatafields) {
1217: next if ($_ =~ /\./);
1218: my $unikey=$_;
1219: $unikey=~/^([A-Za-z]+)/;
1220: my $tag=$1;
1221: $tag=~tr/A-Z/a-z/;
1222: $file_content.= "\n\<$tag";
1223: foreach (split(/\,/,
1224: $Apache::lonpublisher::metadatakeys{$unikey})
1225: ) {
1226: my $value=
1227: $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
1228: $value=~s/\"/\'\'/g;
1229: $file_content.=' '.$_.'="'.$value.'"' ;
1230: # print $mfh ' '.$_.'="'.$value.'"';
1231: }
1232: $file_content.= '>'.
1233: &HTML::Entities::encode
1234: ($Apache::lonpublisher::metadatafields{$unikey},
1235: '<>&"').
1236: '</'.$tag.'>';
1237: }
1238: if ($fn =~ m|/portfolio/|) {
1239: my ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
1240: $env{'form.'.$formname}=$file_content."\n";
1241: $env{'form.'.$formname.'.filename'}=$new_fn;
1242: my $result =&Apache::lonnet::userfileupload($formname,'',
1243: $path);
1244:
1245: if ($result =~ /(error|notfound)/) {
1246: $r->print('<p><font color="red">'.
1247: &mt('Could not write metadata').', '.
1248: &mt('FAIL').'</font></p>');
1249: } else {
1250: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1251: ' '.&Apache::lonlocal::locallocaltime(time).
1252: '</font></p>');
1253: }
1254: } else {
1255: if (! ($mfh=Apache::File->new('>'.$fn))) {
1256: $r->print('<p><font color="red">'.
1257: &mt('Could not write metadata').', '.
1258: &mt('FAIL').'</font></p>');
1259: } else {
1260: print $mfh $file_content;
1261: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1262: ' '.&Apache::lonlocal::locallocaltime(time).
1263: '</font></p>');
1264: }
1265: }
1266: }
1267:
1268: $r->print($output.'<br /><input type="submit" name="store" value="'.
1269: &mt('Store Catalog Information').'">');
1270:
1271: if ($file_type eq 'portfolio') {
1272: $r->print('</form>
1273: <br /><br /><form method="POST" action="/adm/portfolio">'.
1274: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1275: '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'">');
1276: }
1277: }
1278:
1279: $r->print('</form>');
1280:
1281: return;
1282: }
1283:
1284: 1;
1285: __END__
1286:
1287:
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