Annotation of loncom/interface/lonmeta.pm, revision 1.237
1.1 www 1: # The LearningOnline Network with CAPA
1.8 albertel 2: # Metadata display handler
3: #
1.237 ! bisitz 4: # $Id: lonmeta.pm,v 1.236 2009/10/23 11:01:49 bisitz Exp $
1.8 albertel 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.
1.1 www 14: #
1.8 albertel 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: #
1.100 banghart 20: # You should have received a copy of the GNU General Public License
1.8 albertel 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/
1.44 www 27:
1.1 www 28:
29: package Apache::lonmeta;
30:
31: use strict;
1.63 matthew 32: use LONCAPA::lonmetadata();
1.1 www 33: use Apache::Constants qw(:common);
1.96 albertel 34: use Apache::lonnet;
1.10 www 35: use Apache::loncommon();
1.100 banghart 36: use Apache::lonhtmlcommon();
1.23 www 37: use Apache::lonmsg;
38: use Apache::lonpublisher;
1.35 www 39: use Apache::lonlocal;
1.43 www 40: use Apache::lonmysql;
1.49 www 41: use Apache::lonmsg;
1.190 albertel 42: use LONCAPA qw(:DEFAULT :match);
1.1 www 43:
1.44 www 44:
1.80 matthew 45: sub get_dynamic_metadata_from_sql {
46: my ($url) = shift();
1.190 albertel 47: my ($authordom,$author)=($url=~m{^/res/($match_domain)/($match_username)/});
1.80 matthew 48: if (! defined($authordom)) {
49: $authordom = shift();
50: }
51: if (! defined($author)) {
52: $author = shift();
53: }
54: if (! defined($authordom) || ! defined($author)) {
55: return ();
56: }
1.158 www 57: my $query = 'SELECT * FROM metadata WHERE url LIKE "'.$url.'%"';
1.80 matthew 58: my $server = &Apache::lonnet::homeserver($author,$authordom);
59: my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
60: ,[$server]);
61: return () if (! defined($reply) || ref($reply) ne 'HASH');
62: my $filename = $reply->{$server};
63: if (! defined($filename) || $filename =~ /^error/) {
64: return ();
65: }
66: my $max_time = time + 10; # wait 10 seconds for results at most
67: my %ReturnHash;
68: #
69: # Look for results
70: my $finished = 0;
71: while (! $finished && time < $max_time) {
72: my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename;
73: if (! -e "$datafile.end") { next; }
74: my $fh;
75: if (!($fh=Apache::File->new($datafile))) { next; }
76: while (my $result = <$fh>) {
77: chomp($result);
78: next if (! $result);
1.180 albertel 79: my %hash=&LONCAPA::lonmetadata::metadata_col_to_hash('metadata',
80: map { &unescape($_) } split(/\,/,$result));
1.158 www 81: foreach my $key (keys(%hash)) {
82: $ReturnHash{$hash{'url'}}->{$key}=$hash{$key};
1.80 matthew 83: }
84: }
85: $finished = 1;
86: }
87: #
88: return %ReturnHash;
89: }
90:
91:
1.64 matthew 92: # Fetch and evaluate dynamic metadata
1.9 www 93: sub dynamicmeta {
94: my $url=&Apache::lonnet::declutter(shift);
95: $url=~s/\.meta$//;
1.190 albertel 96: my ($adomain,$aauthor)=($url=~/^($match_domain)\/($match_username)\//);
1.19 www 97: my $regexp=$url;
1.9 www 98: $regexp=~s/(\W)/\\$1/g;
1.10 www 99: $regexp='___'.$regexp.'___';
1.16 albertel 100: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
101: $aauthor,$regexp);
1.63 matthew 102: my %DynamicData = &LONCAPA::lonmetadata::process_reseval_data(\%evaldata);
103: my %Data = &LONCAPA::lonmetadata::process_dynamic_metadata($url,
104: \%DynamicData);
1.40 matthew 105: #
1.46 www 106: # Deal with 'count' separately
1.63 matthew 107: $Data{'count'} = &access_count($url,$aauthor,$adomain);
1.67 matthew 108: #
109: # Debugging code I will probably need later
110: if (0) {
111: &Apache::lonnet::logthis('Dynamic Metadata');
112: while(my($k,$v)=each(%Data)){
113: &Apache::lonnet::logthis(' "'.$k.'"=>"'.$v.'"');
114: }
115: &Apache::lonnet::logthis('-------------------');
116: }
1.63 matthew 117: return %Data;
1.40 matthew 118: }
119:
120: sub access_count {
121: my ($src,$author,$adomain) = @_;
122: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
123: $author,$src);
124: if (! exists($countdata{$src})) {
1.47 www 125: return &mt('Not Available');
1.40 matthew 126: } else {
127: return $countdata{$src};
128: }
1.25 www 129: }
130:
1.64 matthew 131: # Try to make an alt tag if there is none
1.25 www 132: sub alttag {
1.26 www 133: my ($base,$src)=@_;
134: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
135: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
1.64 matthew 136: &Apache::lonnet::metadata($fullpath,'subject').' '.
137: &Apache::lonnet::metadata($fullpath,'abstract');
1.26 www 138: $alttag=~s/\s+/ /gs;
139: $alttag=~s/\"//gs;
140: $alttag=~s/\'//gs;
141: $alttag=~s/\s+$//gs;
142: $alttag=~s/^\s+//gs;
1.64 matthew 143: if ($alttag) {
144: return $alttag;
145: } else {
146: return &mt('No information available');
147: }
1.9 www 148: }
1.1 www 149:
1.64 matthew 150: # Author display
1.29 www 151: sub authordisplay {
152: my ($aname,$adom)=@_;
1.64 matthew 153: return &Apache::loncommon::aboutmewrapper
154: (&Apache::loncommon::plainname($aname,$adom),
1.164 albertel 155: $aname,$adom,'preview').' <tt>['.$aname.':'.$adom.']</tt>';
1.29 www 156: }
157:
1.64 matthew 158: # Pretty display
1.12 www 159: sub evalgraph {
160: my $value=shift;
1.65 matthew 161: if (! $value) {
162: return '';
163: }
1.12 www 164: my $val=int($value*10.+0.5)-10;
1.71 matthew 165: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 166: if ($val>=20) {
1.221 raeburn 167: $output.='<td width="20" bgcolor="#555555">'.(' ' x2).'</td>';
1.12 www 168: } else {
1.71 matthew 169: $output.='<td width="'.($val).'" bgcolor="#555555"> </td>'.
170: '<td width="'.(20-$val).'" bgcolor="#FF3333"> </td>';
1.12 www 171: }
172: $output.='<td bgcolor="#FFFF33"> </td>';
173: if ($val>20) {
1.71 matthew 174: $output.='<td width="'.($val-20).'" bgcolor="#33FF33"> </td>'.
175: '<td width="'.(40-$val).'" bgcolor="#555555"> </td>';
1.12 www 176: } else {
1.221 raeburn 177: $output.='<td width="20" bgcolor="#555555">'.(' ' x2).'</td>';
1.12 www 178: }
1.71 matthew 179: $output.='<td> ('.sprintf("%5.2f",$value).') </td></tr></table>';
1.12 www 180: return $output;
181: }
182:
183: sub diffgraph {
184: my $value=shift;
1.65 matthew 185: if (! $value) {
186: return '';
187: }
1.12 www 188: my $val=int(40.0*$value+0.5);
1.13 www 189: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
190: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
1.71 matthew 191: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 192: for (my $i=0;$i<8;$i++) {
193: if ($val>$i*5) {
1.71 matthew 194: $output.='<td width="5" bgcolor="'.$colors[$i].'"> </td>';
1.12 www 195: } else {
1.71 matthew 196: $output.='<td width="5" bgcolor="#555555"> </td>';
1.12 www 197: }
198: }
1.71 matthew 199: $output.='<td> ('.sprintf("%3.2f",$value).') </td></tr></table>';
1.12 www 200: return $output;
201: }
202:
1.44 www 203:
1.64 matthew 204: # The field names
1.45 www 205: sub fieldnames {
1.90 banghart 206: my $file_type=shift;
1.115 banghart 207: my %fields =
208: ('title' => 'Title',
1.113 banghart 209: 'author' =>'Author(s)',
1.131 albertel 210: 'authorspace' => 'Author Space',
211: 'modifyinguser' => 'Last Modifying User',
1.113 banghart 212: 'subject' => 'Subject',
1.133 banghart 213: 'standards' => 'Standards',
1.113 banghart 214: 'keywords' => 'Keyword(s)',
215: 'notes' => 'Notes',
216: 'abstract' => 'Abstract',
217: 'lowestgradelevel' => 'Lowest Grade Level',
1.149 albertel 218: 'highestgradelevel' => 'Highest Grade Level');
219:
1.191 raeburn 220: if ( !defined($file_type) || ($file_type ne 'portfolio' && $file_type ne 'groups') ) {
1.149 albertel 221: %fields =
1.93 matthew 222: (%fields,
223: 'domain' => 'Domain',
1.64 matthew 224: 'mime' => 'MIME Type',
225: 'language' => 'Language',
226: 'creationdate' => 'Creation Date',
227: 'lastrevisiondate' => 'Last Revision Date',
228: 'owner' => 'Publisher/Owner',
229: 'copyright' => 'Copyright/Distribution',
230: 'customdistributionfile' => 'Custom Distribution File',
1.84 banghart 231: 'sourceavail' => 'Source Available',
1.78 taceyjo1 232: 'sourcerights' => 'Source Custom Distribution File',
1.64 matthew 233: 'obsolete' => 'Obsolete',
234: 'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
235: 'count' => 'Network-wide number of accesses (hits)',
236: 'course' => 'Network-wide number of courses using resource',
237: 'course_list' => 'Network-wide courses using resource',
238: 'sequsage' => 'Number of resources using or importing resource',
239: 'sequsage_list' => 'Resources using or importing resource',
240: 'goto' => 'Number of resources that follow this resource in maps',
241: 'goto_list' => 'Resources that follow this resource in maps',
242: 'comefrom' => 'Number of resources that lead up to this resource in maps',
243: 'comefrom_list' => 'Resources that lead up to this resource in maps',
244: 'clear' => 'Material presented in clear way',
245: 'depth' => 'Material covered with sufficient depth',
246: 'helpful' => 'Material is helpful',
247: 'correct' => 'Material appears to be correct',
248: 'technical' => 'Resource is technically correct',
249: 'avetries' => 'Average number of tries till solved',
1.205 www 250: 'stdno' => 'Statistics calculated for number of students',
1.73 matthew 251: 'difficulty' => 'Degree of difficulty',
252: 'disc' => 'Degree of discrimination',
1.133 banghart 253: 'dependencies' => 'Resources used by this resource',
1.64 matthew 254: );
1.93 matthew 255: }
256: return &Apache::lonlocal::texthash(%fields);
1.45 www 257: }
1.141 albertel 258:
1.146 albertel 259: sub portfolio_linked_path {
1.155 albertel 260: my ($path,$group,$port_path) = @_;
261:
262: my $start = 'portfolio';
263: if ($group) {
264: $start = "groups/$group/".$start;
265: }
1.166 banghart 266: my %anchor_fields = (
1.165 banghart 267: 'selectfile' => $start,
268: 'currentpath' => '/'
269: );
270: my $result = &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$start);
1.146 albertel 271: my $fullpath = '/';
272: my (undef,@tree) = split('/',$path);
1.147 albertel 273: my $filename = pop(@tree);
1.146 albertel 274: foreach my $dir (@tree) {
275: $fullpath .= $dir.'/';
276: $result .= '/';
1.166 banghart 277: my %anchor_fields = (
1.165 banghart 278: 'selectfile' => $dir,
279: 'currentpath' => $fullpath
280: );
281: $result .= &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$dir);
1.146 albertel 282: }
1.147 albertel 283: $result .= "/$filename";
1.146 albertel 284: return $result;
285: }
286:
1.156 albertel 287: sub get_port_path_and_group {
288: my ($uri)=@_;
289:
1.155 albertel 290: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
291: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.156 albertel 292:
1.155 albertel 293: my ($port_path,$group);
294: if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
295: $group = (split('/',$uri))[5];
296: $port_path = '/adm/coursegrp_portfolio';
297: } else {
298: $port_path = '/adm/portfolio';
299: }
1.160 albertel 300: if ($env{'form.group'} ne $group) {
1.161 albertel 301: $env{'form.group'} = $group;
1.160 albertel 302: }
1.156 albertel 303: return ($port_path,$group);
304: }
305:
306: sub portfolio_display_uri {
307: my ($uri,$as_links)=@_;
308:
309: my ($port_path,$group) = &get_port_path_and_group($uri);
310:
1.144 albertel 311: $uri =~ s|.*/(portfolio/.*)$|$1|;
1.141 albertel 312: my ($res_uri,$meta_uri) = ($uri,$uri);
313: if ($uri =~ /\.meta$/) {
314: $res_uri =~ s/\.meta//;
315: } else {
316: $meta_uri .= '.meta';
317: }
1.146 albertel 318:
1.148 albertel 319: my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
1.146 albertel 320: if ($as_links) {
1.155 albertel 321: $res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
322: $meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
1.146 albertel 323: }
1.145 albertel 324: return ($res_uri,$meta_uri,$path);
1.141 albertel 325: }
326:
1.140 banghart 327: sub pre_select_course {
328: my ($r,$uri) = @_;
329: my $output;
330: my $fn=&Apache::lonnet::filelocation('',$uri);
1.145 albertel 331: my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
1.140 banghart 332: %Apache::lonpublisher::metadatafields=();
333: %Apache::lonpublisher::metadatakeys=();
334: my $result=&Apache::lonnet::getfile($fn);
335: if ($result == -1){
1.141 albertel 336: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.140 banghart 337: } else {
338: &Apache::lonpublisher::metaeval($result);
339: }
1.141 albertel 340: $r->print('<hr /><form method="post" action="" >');
1.224 bisitz 341: $r->print('<p>'.&mt('If you would like to associate this resource ([_1]) with a current or previous course, please select one from the list below, otherwise select, "None".','<tt>'.$res_uri.'</tt>').'</p>');
1.140 banghart 342: $output = &select_course();
343: $r->print($output.'<br /><input type="submit" name="store" value="'.
1.167 banghart 344: &mt('Associate Resource With Selected Course').'" />');
1.169 banghart 345: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
346: $r->print('<input type="hidden" name="associate" value="true" />');
1.140 banghart 347: $r->print('</form>');
1.145 albertel 348:
1.156 albertel 349: my ($port_path,$group) = &get_port_path_and_group($uri);
1.167 banghart 350: my $group_input;
351: if ($group) {
1.168 banghart 352: $group_input = '<input type="hidden" name="group" value="'.$group.'" />';
353: }
1.167 banghart 354: $r->print('<br /><br /><form method="post" action="'.$port_path.'">'.
1.145 albertel 355: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1.167 banghart 356: $group_input.
357: '<input type="submit" name="cancel" value="'.&mt('Cancel').'" />'.
1.145 albertel 358: '</form>');
359:
1.140 banghart 360: return;
361: }
1.100 banghart 362: sub select_course {
1.150 albertel 363: my $output=$/;
364: my $current_restriction=
365: $Apache::lonpublisher::metadatafields{'courserestricted'};
366: my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
367: : '');
1.200 raeburn 368: if ($current_restriction =~ /^course\.($match_domain\_$match_courseid)$/) {
369: my $assoc_crs = $1;
370: my $added_metadata_fields = &Apache::lonparmset::get_added_meta_fieldnames($assoc_crs);
371: if (ref($added_metadata_fields) eq 'HASH') {
372: if (keys(%{$added_metadata_fields}) > 0) {
373: my $transfernotes;
374: foreach my $field_name (keys(%{$added_metadata_fields})) {
375: my $value = $Apache::lonpublisher::metadatafields{$field_name};
376: if ($value) {
377: $transfernotes .=
378: &Apache::loncommon::start_data_table_row().
379: '<td><input type="checkbox" name="transfer_'.
380: $field_name.'" value="1" /></td><td>'.
381: $field_name.'</td><td>'.$value.'</td>'.
382: &Apache::loncommon::end_data_table_row();
383: }
384: }
385: if ($transfernotes ne '') {
386: my %courseinfo = &Apache::lonnet::coursedescription($assoc_crs,{'one_time' => 1});
387: my $assoc_crs_description = $courseinfo{'description'};
388: $output .= &mt('This resource is currently associated with a course ([_1]) which includes added metadata fields specific to the course.',$assoc_crs_description).'<br />'."\n".
389: &mt('You can choose to transfer data from the added fields to the "Notes" field if you are planning to change the course association.').'<br /><br />'.
390: &Apache::loncommon::start_data_table().
391: &Apache::loncommon::start_data_table_header_row().
392: '<th>Copy to notes?</th>'."\n".
393: '<th>Field name</th>'."\n".
394: '<th>Values</th>'."\n".
395: &Apache::loncommon::end_data_table_header_row().
396: $transfernotes.
397: &Apache::loncommon::end_data_table().'<br />';
398: }
399: }
400: }
401: }
1.150 albertel 402: $output .= '<select name="new_courserestricted" >';
403: $output .= '<option value="none" '.$selected.'>'.
404: &mt('None').'</option>'.$/;
1.113 banghart 405: my %courses;
1.150 albertel 406: foreach my $key (keys(%env)) {
407: if ($key !~ m/^course\.(.+)\.description$/) { next; }
408: my $cid = $1;
409: if ($env{$key} !~ /\S/) { next; }
410: $courses{$key} = $cid;
411: }
412: foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
413: my $cid = 'course.'.$courses{$key};
414: my $selected = ($current_restriction eq $cid ? 'selected="selected"'
415: : '');
416: if ($env{$key} !~ /\S/) { next; }
417: $output .= '<option value="'.$cid.'" '.$selected.'>';
418: $output .= $env{$key};
419: $output .= '</option>'.$/;
420: $selected = '';
1.100 banghart 421: }
1.138 banghart 422: $output .= '</select><br />';
1.137 banghart 423: return ($output);
1.100 banghart 424: }
1.64 matthew 425: # Pretty printing of metadata field
1.46 www 426:
427: sub prettyprint {
1.237 ! bisitz 428: my ($type,$value,$target,$prefix,$form)=@_;
1.82 www 429: # $target,$prefix,$form are optional and for filecrumbs only
1.65 matthew 430: if (! defined($value)) {
431: return ' ';
432: }
1.64 matthew 433: # Title
1.46 www 434: if ($type eq 'title') {
1.226 schulted 435: return $value;
1.46 www 436: }
1.64 matthew 437: # Dates
1.46 www 438: if (($type eq 'creationdate') ||
439: ($type eq 'lastrevisiondate')) {
1.55 www 440: return ($value?&Apache::lonlocal::locallocaltime(
441: &Apache::lonmysql::unsqltime($value)):
442: &mt('not available'));
1.46 www 443: }
1.64 matthew 444: # Language
1.46 www 445: if ($type eq 'language') {
446: return &Apache::loncommon::languagedescription($value);
447: }
1.64 matthew 448: # Copyright
1.46 www 449: if ($type eq 'copyright') {
450: return &Apache::loncommon::copyrightdescription($value);
451: }
1.78 taceyjo1 452: # Copyright
453: if ($type eq 'sourceavail') {
454: return &Apache::loncommon::source_copyrightdescription($value);
455: }
1.64 matthew 456: # MIME
1.46 www 457: if ($type eq 'mime') {
1.64 matthew 458: return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
459: &Apache::loncommon::filedescription($value);
460: }
461: # Person
1.46 www 462: if (($type eq 'author') ||
463: ($type eq 'owner') ||
464: ($type eq 'modifyinguser') ||
465: ($type eq 'authorspace')) {
1.190 albertel 466: $value=~s/($match_username)(\:|\@)($match_domain)/&authordisplay($1,$3)/gse;
1.46 www 467: return $value;
468: }
1.64 matthew 469: # Gradelevel
1.48 www 470: if (($type eq 'lowestgradelevel') ||
471: ($type eq 'highestgradelevel')) {
472: return &Apache::loncommon::gradeleveldescription($value);
473: }
1.64 matthew 474: # Only for advance users below
1.96 albertel 475: if (! $env{'user.adv'}) {
1.65 matthew 476: return '<i>- '.&mt('not displayed').' -</i>';
477: }
1.64 matthew 478: # File
1.46 www 479: if (($type eq 'customdistributionfile') ||
480: ($type eq 'obsoletereplacement') ||
481: ($type eq 'goto_list') ||
482: ($type eq 'comefrom_list') ||
1.82 www 483: ($type eq 'sequsage_list') ||
1.83 www 484: ($type eq 'dependencies')) {
1.226 schulted 485: return '<ul class="LC_fontsize_medium">'.join("\n",map {
1.183 albertel 486: my $url = &Apache::lonnet::clutter_with_no_wrapper($_);
1.72 matthew 487: my $title = &Apache::lonnet::gettitle($url);
488: if ($title eq '') {
489: $title = 'Untitled';
490: if ($url =~ /\.sequence$/) {
491: $title .= ' Sequence';
492: } elsif ($url =~ /\.page$/) {
493: $title .= ' Page';
494: } elsif ($url =~ /\.problem$/) {
495: $title .= ' Problem';
496: } elsif ($url =~ /\.html$/) {
497: $title .= ' HTML document';
498: } elsif ($url =~ m:/syllabus$:) {
499: $title .= ' Syllabus';
500: }
501: }
1.82 www 502: $_ = '<li>'.$title.' '.
1.237 ! bisitz 503: &Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form).
! 504: '</li>'
1.226 schulted 505: } split(/\s*\,\s*/,$value)).'</ul>';
1.46 www 506: }
1.64 matthew 507: # Evaluations
1.46 www 508: if (($type eq 'clear') ||
509: ($type eq 'depth') ||
510: ($type eq 'helpful') ||
511: ($type eq 'correct') ||
512: ($type eq 'technical')) {
513: return &evalgraph($value);
514: }
1.64 matthew 515: # Difficulty
1.73 matthew 516: if ($type eq 'difficulty' || $type eq 'disc') {
1.46 www 517: return &diffgraph($value);
518: }
1.64 matthew 519: # List of courses
1.46 www 520: if ($type=~/\_list/) {
1.72 matthew 521: my @Courses = split(/\s*\,\s*/,$value);
1.226 schulted 522: my $Str='<ul class="LC_fontsize_medium">';
1.180 albertel 523: my %descriptions;
1.72 matthew 524: foreach my $course (@Courses) {
1.154 albertel 525: my %courseinfo =
526: &Apache::lonnet::coursedescription($course,
527: {'one_time' => 1});
1.72 matthew 528: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
529: next;
530: }
1.180 albertel 531: $descriptions{join('\0',@courseinfo{'domain','description'})} .=
532: '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
1.72 matthew 533: $courseinfo{'num'}.'/syllabus" target="preview">'.
1.180 albertel 534: $courseinfo{'description'}.' ('.$courseinfo{'domain'}.
535: ')</a></li>';
1.72 matthew 536: }
1.180 albertel 537: foreach my $course (sort {lc($a) cmp lc($b)} (keys(%descriptions))) {
538: $Str .= $descriptions{$course};
539: }
540:
1.226 schulted 541: return $Str.'</ul>';
1.46 www 542: }
1.64 matthew 543: # No pretty print found
1.46 www 544: return $value;
545: }
546:
1.64 matthew 547: # Pretty input of metadata field
1.54 www 548: sub direct {
549: return shift;
550: }
551:
1.48 www 552: sub selectbox {
553: my ($name,$value,$functionref,@idlist)=@_;
1.65 matthew 554: if (! defined($functionref)) {
555: $functionref=\&direct;
556: }
1.48 www 557: my $selout='<select name="'.$name.'">';
1.220 raeburn 558: foreach my $id (@idlist) {
1.223 raeburn 559: $selout.='<option value="'.$id.'"';
1.220 raeburn 560: if ($id eq $value) {
1.228 raeburn 561: $selout.=' selected="selected">'.&{$functionref}($id).'</option>';
1.220 raeburn 562: } else {
563: $selout.='>'.&{$functionref}($id).'</option>';
564: }
1.48 www 565: }
566: return $selout.'</select>';
567: }
568:
1.54 www 569: sub relatedfield {
570: my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
1.65 matthew 571: if (! $relatedsearchflag) {
572: return '';
573: }
574: if (! defined($relatedsep)) {
575: $relatedsep=' ';
576: }
577: if (! $show) {
578: return $relatedsep.' ';
579: }
1.54 www 580: return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
1.229 bisitz 581: ($relatedvalue?' checked="checked"':'').' />';
1.54 www 582: }
1.48 www 583:
1.46 www 584: sub prettyinput {
1.54 www 585: my ($type,$value,$fieldname,$formname,
1.116 banghart 586: $relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
1.75 matthew 587: if (! defined($size)) {
588: $size = 80;
589: }
1.128 banghart 590: my $output;
1.150 albertel 591: if (defined($course_key)
592: && exists($env{$course_key.'.metadata.'.$type.'.options'})) {
1.116 banghart 593: my $stu_add;
594: my $only_one;
1.128 banghart 595: my %meta_options;
596: my @cur_values_inst;
597: my $cur_values_stu;
1.132 banghart 598: my $values = $env{$course_key.'.metadata.'.$type.'.values'};
599: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
1.116 banghart 600: $stu_add = 'true';
601: }
1.132 banghart 602: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
1.116 banghart 603: $only_one = 'true';
604: }
1.128 banghart 605: # need to take instructor values out of list where instructor and student
606: # values may be mixed.
1.133 banghart 607: if ($values) {
1.132 banghart 608: foreach my $item (split(/,/,$values)) {
609: $item =~ s/^\s+//;
1.133 banghart 610: $meta_options{$item} = $item;
1.128 banghart 611: }
1.132 banghart 612: foreach my $item (split(/,/,$value)) {
613: $item =~ s/^\s+//;
614: if ($meta_options{$item}) {
615: push(@cur_values_inst,$item);
1.128 banghart 616: } else {
1.201 raeburn 617: if ($item ne '') {
1.198 banghart 618: $cur_values_stu .= $item.',';
619: }
1.128 banghart 620: }
621: }
1.202 raeburn 622: $cur_values_stu =~ s/,$//;
1.197 banghart 623: my @key_order = sort(keys(%meta_options));
1.203 albertel 624: unshift(@key_order,'');
1.201 raeburn 625: $meta_options{''} = 'Not specified';
1.197 banghart 626: $meta_options{'select_form_order'} = \@key_order;
1.129 banghart 627: } else {
628: $cur_values_stu = $value;
1.128 banghart 629: }
1.121 banghart 630: if ($type eq 'courserestricted') {
1.138 banghart 631: return (&select_course());
632: # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.121 banghart 633: }
1.130 banghart 634: if (($type eq 'keywords') || ($type eq 'subject')
635: || ($type eq 'author')||($type eq 'notes')
1.174 banghart 636: || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards')
1.199 raeburn 637: || (exists($env{$course_key.'.metadata.'.$type.'.added'}))) {
1.197 banghart 638:
1.129 banghart 639: if ($values) {
640: if ($only_one) {
1.134 banghart 641: $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
1.129 banghart 642: } else {
1.130 banghart 643: $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
1.129 banghart 644: }
1.128 banghart 645: }
646: if ($stu_add) {
647: $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
648: 'value="'.$cur_values_stu.'" />'.
649: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
650: $relatedvalue);
1.119 banghart 651: }
1.128 banghart 652: return ($output);
1.176 banghart 653: }
1.116 banghart 654: if (($type eq 'lowestgradelevel') ||
655: ($type eq 'highestgradelevel')) {
656: return &Apache::loncommon::select_level_form($value,$fieldname).
657: &relatedfield(0,$relatedsearchflag,$relatedsep);
658: }
659: return();
660: }
1.64 matthew 661: # Language
1.48 www 662: if ($type eq 'language') {
663: return &selectbox($fieldname,
664: $value,
665: \&Apache::loncommon::languagedescription,
1.54 www 666: (&Apache::loncommon::languageids)).
1.64 matthew 667: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 668: }
1.64 matthew 669: # Copyright
1.48 www 670: if ($type eq 'copyright') {
671: return &selectbox($fieldname,
672: $value,
673: \&Apache::loncommon::copyrightdescription,
1.54 www 674: (&Apache::loncommon::copyrightids)).
1.64 matthew 675: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 676: }
1.78 taceyjo1 677: # Source Copyright
678: if ($type eq 'sourceavail') {
679: return &selectbox($fieldname,
680: $value,
681: \&Apache::loncommon::source_copyrightdescription,
682: (&Apache::loncommon::source_copyrightids)).
683: &relatedfield(0,$relatedsearchflag,$relatedsep);
684: }
1.64 matthew 685: # Gradelevels
1.48 www 686: if (($type eq 'lowestgradelevel') ||
687: ($type eq 'highestgradelevel')) {
1.54 www 688: return &Apache::loncommon::select_level_form($value,$fieldname).
1.64 matthew 689: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 690: }
1.64 matthew 691: # Obsolete
1.48 www 692: if ($type eq 'obsolete') {
693: return '<input type="checkbox" name="'.$fieldname.'"'.
1.229 bisitz 694: ($value?' checked="checked"':'').' />'.
1.64 matthew 695: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 696: }
1.64 matthew 697: # Obsolete replacement file
1.48 www 698: if ($type eq 'obsoletereplacement') {
699: return '<input type="text" name="'.$fieldname.
700: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
701: "('".$formname."','".$fieldname."'".
1.54 www 702: ",'')\">".&mt('Select').'</a>'.
1.64 matthew 703: &relatedfield(0,$relatedsearchflag,$relatedsep);
704: }
705: # Customdistribution file
1.48 www 706: if ($type eq 'customdistributionfile') {
707: return '<input type="text" name="'.$fieldname.
708: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
709: "('".$formname."','".$fieldname."'".
1.54 www 710: ",'rights')\">".&mt('Select').'</a>'.
1.64 matthew 711: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 712: }
1.78 taceyjo1 713: # Source Customdistribution file
714: if ($type eq 'sourcerights') {
715: return '<input type="text" name="'.$fieldname.
716: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
717: "('".$formname."','".$fieldname."'".
718: ",'rights')\">".&mt('Select').'</a>'.
719: &relatedfield(0,$relatedsearchflag,$relatedsep);
720: }
1.135 banghart 721: if ($type eq 'courserestricted') {
1.138 banghart 722: return (&select_course());
723: #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.135 banghart 724: }
725:
1.64 matthew 726: # Dates
1.48 www 727: if (($type eq 'creationdate') ||
728: ($type eq 'lastrevisiondate')) {
1.64 matthew 729: return
730: &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
731: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 732: }
1.64 matthew 733: # No pretty input found
1.48 www 734: $value=~s/^\s+//gs;
735: $value=~s/\s+$//gs;
736: $value=~s/\s+/ /gs;
1.77 matthew 737: $value=~s/\"/\"\;/gs;
1.54 www 738: return
1.74 matthew 739: '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
1.64 matthew 740: 'value="'.$value.'" />'.
741: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
742: $relatedvalue);
1.46 www 743: }
744:
1.234 bisitz 745: # Create pageheader
746: sub pageheader {
1.236 bisitz 747: my $output = &Apache::lonhtmlcommon::breadcrumbs();
748:
749: if ($env{'request.state'} eq 'construct') {
750: $output .= &Apache::loncommon::head_subbox(
751: &Apache::loncommon::CSTR_pageheader());
752: }
753: return $output;
1.234 bisitz 754: }
755:
1.64 matthew 756: # Main Handler
1.1 www 757: sub handler {
1.64 matthew 758: my $r=shift;
1.169 banghart 759: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.188 banghart 760: ['currentpath','changecourse']);
1.67 matthew 761: my $uri=$r->uri;
762: #
763: # Set document type
764: &Apache::loncommon::content_type($r,'text/html');
765: $r->send_http_header;
766: return OK if $r->header_only;
1.76 matthew 767: my ($resdomain,$resuser)=
1.190 albertel 768: (&Apache::lonnet::declutter($uri)=~/^($match_domain)\/($match_username)\//);
1.234 bisitz 769:
770: # Breadcrumbs
771: &Apache::lonhtmlcommon::clear_breadcrumbs();
1.236 bisitz 772:
773: if ($env{'request.state'} eq 'construct') {
774: &Apache::lonhtmlcommon::add_breadcrumb({
775: 'text' => 'Construction Space',
776: 'href' => &Apache::loncommon::authorspace(),
777: });
778: }
1.234 bisitz 779:
1.66 matthew 780: if ($uri=~m:/adm/bombs/(.*)$:) {
1.234 bisitz 781: &Apache::lonhtmlcommon::add_breadcrumb({
782: 'text' => 'Error Messages',
783: 'href' => '',
784: });
1.153 albertel 785: $r->print(&Apache::loncommon::start_page('Error Messages'));
1.234 bisitz 786: $r->print(&pageheader());
1.66 matthew 787: # Looking for all bombs?
788: &report_bombs($r,$uri);
1.162 albertel 789: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/portfolio/|) {
1.234 bisitz 790: &Apache::lonhtmlcommon::add_breadcrumb({
791: 'text' => 'Edit Portfolio File Metadata',
792: 'href' => '',
793: });
1.140 banghart 794: ($resdomain,$resuser)=
1.190 albertel 795: (&Apache::lonnet::declutter($uri)=~m|^($match_domain)/($match_name)/portfolio|);
1.225 schafran 796: $r->print(&Apache::loncommon::start_page('Edit Portfolio File Metadata',
1.153 albertel 797: undef,
798: {'domain' => $resdomain,}));
1.234 bisitz 799: $r->print(&pageheader());
1.140 banghart 800: if ($env{'form.store'}) {
801: &present_editable_metadata($r,$uri,'portfolio');
802: } else {
1.186 banghart 803: my $fn=&Apache::lonnet::filelocation('',$uri);
804: %Apache::lonpublisher::metadatafields=();
805: %Apache::lonpublisher::metadatakeys=();
806: my $result=&Apache::lonnet::getfile($fn);
807: &Apache::lonpublisher::metaeval($result);
1.188 banghart 808: if ((!$Apache::lonpublisher::metadatafields{'courserestricted'}) ||
809: ($env{'form.changecourse'} eq 'true')) {
1.186 banghart 810: &pre_select_course($r,$uri);
811: } else {
812: &present_editable_metadata($r,$uri,'portfolio');
813: }
1.140 banghart 814: }
1.171 banghart 815: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/groups/|) {
1.234 bisitz 816: &Apache::lonhtmlcommon::add_breadcrumb({
817: 'text' => 'Edit Group Portfolio File Metadata',
818: 'href' => '',
819: });
1.225 schafran 820: $r->print(&Apache::loncommon::start_page('Edit Group Portfolio File Metadata',
1.171 banghart 821: undef,
822: {'domain' => $resdomain,}));
1.234 bisitz 823: $r->print(&pageheader());
1.172 banghart 824: &present_editable_metadata($r,$uri,'groups');
1.162 albertel 825: } elsif ($uri=~m|^/~|) {
1.66 matthew 826: # Construction space
1.234 bisitz 827: &Apache::lonhtmlcommon::add_breadcrumb({
828: 'text' => 'Edit Metadata',
829: 'href' => '',
830: });
1.225 schafran 831: $r->print(&Apache::loncommon::start_page('Edit Metadata',
1.204 banghart 832: "\n".'<script type="text/javascript">'."\n".
833: &Apache::loncommon::browser_and_searcher_javascript().
834: "\n".'</script>',
1.153 albertel 835: {'domain' => $resdomain,}));
1.234 bisitz 836: $r->print(&pageheader());
1.66 matthew 837: &present_editable_metadata($r,$uri);
838: } else {
1.234 bisitz 839: &Apache::lonhtmlcommon::add_breadcrumb({
840: 'text' => 'Metadata',
841: 'href' => '',
842: });
1.214 schafran 843: $r->print(&Apache::loncommon::start_page('Metadata',
1.153 albertel 844: undef,
845: {'domain' => $resdomain,}));
1.234 bisitz 846: $r->print(&pageheader());
1.66 matthew 847: &present_uneditable_metadata($r,$uri);
848: }
1.153 albertel 849: $r->print(&Apache::loncommon::end_page());
1.66 matthew 850: return OK;
851: }
852:
1.67 matthew 853: #####################################################
854: #####################################################
855: ### ###
856: ### Report Bombs ###
857: ### ###
858: #####################################################
859: #####################################################
1.66 matthew 860: sub report_bombs {
861: my ($r,$uri) = @_;
862: # Set document type
1.67 matthew 863: $uri =~ s:/adm/bombs/::;
864: $uri = &Apache::lonnet::declutter($uri);
1.66 matthew 865: $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
1.190 albertel 866: my ($domain,$author)=($uri=~/^($match_domain)\/($match_username)\//);
1.66 matthew 867: if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
1.98 www 868: if ($env{'form.clearbombs'}) {
869: &Apache::lonmsg::clear_author_res_msg($uri);
870: }
871: my $clear=&mt('Clear all Messages in Subdirectory');
1.212 www 872: my $cancel=&mt('Back to Directory');
873: my $cancelurl=$uri;
874: $cancelurl=~s/^\Q$domain\E/\/priv/;
875: $r->print(<<ENDCLEAR);
1.98 www 876: <form method="post">
877: <input type="submit" name="clearbombs" value="$clear" />
1.212 www 878: <a href="$cancelurl">$cancel</a>
879: </form><hr />
1.98 www 880: ENDCLEAR
1.67 matthew 881: my %brokenurls =
882: &Apache::lonmsg::all_url_author_res_msg($author,$domain);
1.220 raeburn 883: foreach my $key (sort(keys(%brokenurls))) {
884: if ($key=~/^\Q$uri\E/) {
1.70 matthew 885: $r->print
1.220 raeburn 886: ('<a href="'.&Apache::lonnet::clutter($key).'">'.$key.'</a>'.
887: &Apache::lonmsg::retrieve_author_res_msg($key).
1.70 matthew 888: '<hr />');
1.64 matthew 889: }
890: }
1.66 matthew 891: } else {
892: $r->print(&mt('Not authorized'));
893: }
894: return;
895: }
896:
1.67 matthew 897: #####################################################
898: #####################################################
899: ### ###
900: ### Uneditable Metadata Display ###
901: ### ###
902: #####################################################
903: #####################################################
1.66 matthew 904: sub present_uneditable_metadata {
905: my ($r,$uri) = @_;
906: #
1.162 albertel 907: my $uploaded = ($uri =~ m|/uploaded/|);
1.66 matthew 908: my %content=();
909: # Read file
1.220 raeburn 910: foreach my $key (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
911: $content{$key}=&Apache::lonnet::metadata($uri,$key);
1.66 matthew 912: }
913: # Render Output
914: # displayed url
915: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
916: $uri=~s/\.meta$//;
1.183 albertel 917: my $disuri=&Apache::lonnet::clutter_with_no_wrapper($uri);
1.66 matthew 918: # version
919: my $versiondisplay='';
1.162 albertel 920: if (!$uploaded) {
921: my $currentversion=&Apache::lonnet::getversion($disuri);
922: if ($thisversion) {
923: $versiondisplay=&mt('Version').': '.$thisversion.
924: ' ('.&mt('most recent version').': '.
925: ($currentversion>0 ?
926: $currentversion :
927: &mt('information not available')).')';
928: } else {
929: $versiondisplay='Version: '.$currentversion;
930: }
1.66 matthew 931: }
1.237 ! bisitz 932: # crumbify displayed URL uri target prefix form
! 933: $disuri=&Apache::lonhtmlcommon::crumbs($disuri,undef, undef, undef);
1.66 matthew 934: # obsolete
935: my $obsolete=$content{'obsolete'};
936: my $obsoletewarning='';
1.96 albertel 937: if (($obsolete) && ($env{'user.adv'})) {
1.218 bisitz 938: $obsoletewarning='<p><span class="LC_warning">'.
1.66 matthew 939: &mt('This resource has been marked obsolete by the author(s)').
1.218 bisitz 940: '</span></p>';
1.66 matthew 941: }
942: #
943: my %lt=&fieldnames();
944: my $table='';
1.72 matthew 945: my $title = $content{'title'};
946: if (! defined($title)) {
947: $title = 'Untitled Resource';
948: }
1.163 albertel 949: my @fields;
950: if ($uploaded) {
951: @fields = ('title','author','subject','keywords','notes','abstract',
952: 'lowestgradelevel','highestgradelevel','standards','mime',
953: 'owner');
954: } else {
955: @fields = ('title',
956: 'author',
957: 'subject',
958: 'keywords',
959: 'notes',
960: 'abstract',
961: 'lowestgradelevel',
962: 'highestgradelevel',
963: 'standards',
964: 'mime',
965: 'language',
966: 'creationdate',
967: 'lastrevisiondate',
968: 'owner',
969: 'copyright',
970: 'customdistributionfile',
971: 'sourceavail',
972: 'sourcerights',
973: 'obsolete',
974: 'obsoletereplacement');
975: }
1.222 raeburn 976: my $rownum = 0;
1.163 albertel 977: foreach my $field (@fields) {
1.222 raeburn 978: my $lastrow = '';
979: $rownum ++;
980: $lastrow = 1 if ($rownum == @fields);
1.218 bisitz 981: $table.=&Apache::lonhtmlcommon::row_title($lt{$field})
982: .&prettyprint($field,$content{$field})
1.222 raeburn 983: .&Apache::lonhtmlcommon::row_closure($lastrow);
1.163 albertel 984: delete($content{$field});
1.66 matthew 985: }
986: #
1.218 bisitz 987: $r->print("<h2>$title</h2>"
988: .'<p>'
989: .$disuri.'<br />'
990: .$obsoletewarning
991: .$versiondisplay
992: .'</p>'
993: .&Apache::lonhtmlcommon::start_pick_box()
994: .$table
995: .&Apache::lonhtmlcommon::end_pick_box()
996: );
1.162 albertel 997: if (!$uploaded && $env{'user.adv'}) {
1.68 matthew 998: &print_dynamic_metadata($r,$uri,\%content);
1.67 matthew 999: }
1000: return;
1001: }
1002:
1003: sub print_dynamic_metadata {
1.68 matthew 1004: my ($r,$uri,$content) = @_;
1005: #
1.69 matthew 1006: my %content = %$content;
1.68 matthew 1007: my %lt=&fieldnames();
1.67 matthew 1008: #
1009: my $description = 'Dynamic Metadata (updated periodically)';
1010: $r->print('<h3>'.&mt($description).'</h3>'.
1.70 matthew 1011: &mt('Processing'));
1.67 matthew 1012: $r->rflush();
1013: my %items=&fieldnames();
1014: my %dynmeta=&dynamicmeta($uri);
1015: #
1016: # General Access and Usage Statistics
1.230 bisitz 1017: $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>');
1.70 matthew 1018: if (exists($dynmeta{'count'}) ||
1019: exists($dynmeta{'sequsage'}) ||
1020: exists($dynmeta{'comefrom'}) ||
1021: exists($dynmeta{'goto'}) ||
1022: exists($dynmeta{'course'})) {
1.230 bisitz 1023: $r->print(&Apache::lonhtmlcommon::start_pick_box());
1.222 raeburn 1024: my @counts = ('count','sequsage','sequsage_list',
1025: 'comefrom','comefrom_list','goto',
1026: 'goto_list','course','course_list');
1027: my $rownum = 0;
1028: foreach my $item (@counts) {
1029: my $lastrow = '';
1030: $rownum ++;
1031: $lastrow = 1 if ($rownum == @counts);
1.220 raeburn 1032: $r->print(&Apache::lonhtmlcommon::row_title($lt{$item})
1033: .&prettyprint($item,$dynmeta{$item})
1.222 raeburn 1034: .&Apache::lonhtmlcommon::row_closure($lastrow)
1.218 bisitz 1035: );
1.70 matthew 1036: }
1.218 bisitz 1037: $r->print(&Apache::lonhtmlcommon::end_pick_box());
1.70 matthew 1038: } else {
1.230 bisitz 1039: $r->print('<p>'
1040: .&mt('No Access or Usages Statistics are available for this resource.')
1041: .'</p>'
1042: );
1.67 matthew 1043: }
1.69 matthew 1044: #
1045: # Assessment statistics
1.73 matthew 1046: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)$/) {
1047: if (exists($dynmeta{'stdno'}) ||
1048: exists($dynmeta{'avetries'}) ||
1049: exists($dynmeta{'difficulty'}) ||
1050: exists($dynmeta{'disc'})) {
1051: # This is an assessment, print assessment data
1052: $r->print('<h4>'.
1053: &mt('Overall Assessment Statistical Data').
1054: '</h4>'.
1.218 bisitz 1055: &Apache::lonhtmlcommon::start_pick_box());
1056: $r->print(&Apache::lonhtmlcommon::row_title($lt{'stdno'})
1057: .&prettyprint('stdno',$dynmeta{'stdno'})
1058: .&Apache::lonhtmlcommon::row_closure()
1059: );
1.222 raeburn 1060: my @stats = ('avetries','difficulty','disc');
1061: my $rownum = 0;
1062: foreach my $item (@stats) {
1063: my $lastrow = '';
1064: $rownum ++;
1065: $lastrow = 1 if ($rownum == @stats);
1.220 raeburn 1066: $r->print(&Apache::lonhtmlcommon::row_title($lt{$item})
1067: .&prettyprint($item,sprintf('%5.2f',$dynmeta{$item}))
1.222 raeburn 1068: .&Apache::lonhtmlcommon::row_closure($lastrow)
1.218 bisitz 1069: );
1.73 matthew 1070: }
1.218 bisitz 1071: $r->print(&Apache::lonhtmlcommon::end_pick_box());
1.73 matthew 1072: }
1.230 bisitz 1073: #
1074: # New assessment statistics
1075: $r->print('<h4>'
1076: .&mt('Recent Detailed Assessment Statistical Data')
1077: .'</h4>'
1078: );
1.73 matthew 1079: if (exists($dynmeta{'stats'})) {
1.218 bisitz 1080: my $table=&Apache::loncommon::start_data_table()
1081: .&Apache::loncommon::start_data_table_header_row()
1082: .'<th>'.&mt('Course').'</th>'
1083: .'<th>'.&mt('Section(s)').'</th>'
1084: .'<th>'.&mt('Num Students').'</th>'
1085: .'<th>'.&mt('Mean Tries').'</th>'
1086: .'<th>'.&mt('Degree of Difficulty').'</th>'
1087: .'<th>'.&mt('Degree of Discrimination').'</th>'
1088: .'<th>'.&mt('Time of computation').'</th>'
1089: .&Apache::loncommon::end_data_table_header_row().$/;
1.73 matthew 1090: foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
1091: my $data = $dynmeta{'stats'}->{$identifier};
1092: my $course = $data->{'course'};
1.154 albertel 1093: my %courseinfo =
1094: &Apache::lonnet::coursedescription($course,
1095: {'one_time' => 1});
1.73 matthew 1096: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
1097: &Apache::lonnet::logthis('lookup for '.$course.' failed');
1098: next;
1099: }
1.218 bisitz 1100: $table .= &Apache::loncommon::start_data_table_row();
1.73 matthew 1101: $table .=
1.218 bisitz 1102: '<td><span class="LC_nobreak">'.$courseinfo{'description'}.'</span></td>';
1.73 matthew 1103: $table .=
1104: '<td align="right">'.$data->{'sections'}.'</td>';
1105: $table .=
1106: '<td align="right">'.$data->{'stdno'}.'</td>';
1.220 raeburn 1107: foreach my $item ('avetries','difficulty','disc') {
1.73 matthew 1108: $table .= '<td align="right">';
1.220 raeburn 1109: if (exists($data->{$item})) {
1110: $table .= sprintf('%.2f',$data->{$item}).' ';
1.73 matthew 1111: } else {
1112: $table .= '';
1113: }
1114: $table .= '</td>';
1115: }
1116: $table .=
1.218 bisitz 1117: '<td><span class="LC_nobreak">'.
1.73 matthew 1118: &Apache::lonlocal::locallocaltime($data->{'timestamp'}).
1.218 bisitz 1119: '</span></td>';
1120: $table .= &Apache::loncommon::end_data_table_row().$/;
1.73 matthew 1121: }
1.218 bisitz 1122: $table .= &Apache::loncommon::end_data_table().$/;
1.73 matthew 1123: $r->print($table);
1124: } else {
1.230 bisitz 1125: $r->print('<p>'
1126: .&mt('No new dynamic data found.')
1127: .'</p>'
1128: );
1.66 matthew 1129: }
1.70 matthew 1130: } else {
1.73 matthew 1131: $r->print('<h4>'.
1132: &mt('No Assessment Statistical Data is available for this resource').
1133: '</h4>');
1.67 matthew 1134: }
1.73 matthew 1135:
1136: #
1.230 bisitz 1137: # Evaluation Data
1138: $r->print('<h4>'.&mt('Evaluation Data').'</h4>');
1.70 matthew 1139: if (exists($dynmeta{'clear'}) ||
1140: exists($dynmeta{'depth'}) ||
1141: exists($dynmeta{'helpful'}) ||
1142: exists($dynmeta{'correct'}) ||
1143: exists($dynmeta{'technical'})){
1.230 bisitz 1144: $r->print(&Apache::lonhtmlcommon::start_pick_box());
1.222 raeburn 1145: my @criteria = ('clear','depth','helpful','correct','technical');
1146: my $rownum = 0;
1147: foreach my $item (@criteria) {
1148: my $lastrow = '';
1149: $rownum ++;
1150: $lastrow = 1 if ($rownum == @criteria);
1.220 raeburn 1151: $r->print(&Apache::lonhtmlcommon::row_title($lt{$item})
1152: .&prettyprint($item,$dynmeta{$item})
1.222 raeburn 1153: .&Apache::lonhtmlcommon::row_closure($lastrow)
1.218 bisitz 1154: );
1.70 matthew 1155: }
1.218 bisitz 1156: $r->print(&Apache::lonhtmlcommon::end_pick_box());
1.70 matthew 1157: } else {
1.230 bisitz 1158: $r->print('<p>'
1159: .&mt('No Evaluation Data is available for this resource.')
1160: .'</p>'
1161: );
1.67 matthew 1162: }
1.230 bisitz 1163: # Evaluation Comments
1.190 albertel 1164: $uri=~/^\/res\/($match_domain)\/($match_username)\//;
1.96 albertel 1165: if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
1166: || ($env{'user.role.ca./'.$1.'/'.$2})) {
1.230 bisitz 1167: $r->print('<h4>'.&mt('Evaluation Comments').'</h4>'
1168: .'<div>('
1169: .&mt('visible to author and co-authors only')
1170: .')</div>'
1171: );
1.232 bisitz 1172: if (exists($dynmeta{'comments'})) {
1.230 bisitz 1173: $r->print('<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
1.70 matthew 1174: } else {
1.230 bisitz 1175: $r->print('<p>'
1176: .&mt('There are no Evaluation Comments on this resource.')
1177: .'</p>'
1178: );
1.70 matthew 1179: }
1180: my $bombs = &Apache::lonmsg::retrieve_author_res_msg($uri);
1181: if (defined($bombs) && $bombs ne '') {
1.230 bisitz 1182: $r->print('<a name="bombs" />'
1183: .'<h4 class="LC_error">'.&mt('Error Messages').'</h4>'
1184: .'<div>('
1185: .&mt('visible to author and co-authors only')
1186: .')</div>'
1187: .$bombs
1188: );
1189: } #else {
1190: # $r->print('<h4>'.&mt('There are currently no Error Messages for this resource.').'</h4>');
1191: #}
1.67 matthew 1192: }
1.69 matthew 1193: #
1.67 matthew 1194: # All other stuff
1195: $r->print('<h3>'.
1196: &mt('Additional Metadata (non-standard, parameters, exports)').
1.218 bisitz 1197: '</h3>');
1198: $r->print(&Apache::lonhtmlcommon::start_pick_box());
1.222 raeburn 1199: my @names;
1200: foreach my $key (sort(keys(%content))) {
1201: if ($key!~/\.display$/) {
1202: push(@names,$key);
1203: }
1204: }
1205: if (@names > 0) {
1206: my $rownum = 0;
1207: foreach my $name (@names) {
1208: my $lastrow = '';
1209: $rownum ++;
1210: $lastrow = 1 if ($rownum == @names);
1211:
1.67 matthew 1212: my $display=&Apache::lonnet::metadata($uri,
1213: $name.'.display');
1214: if (! $display) {
1215: $display=$name;
1216: };
1217: my $otherinfo='';
1.220 raeburn 1218: foreach my $item ('name','part','type','default') {
1.67 matthew 1219: if (defined(&Apache::lonnet::metadata($uri,
1.220 raeburn 1220: $name.'.'.$item))) {
1221: $otherinfo.=' '.$item.'='.
1.67 matthew 1222: &Apache::lonnet::metadata($uri,
1.220 raeburn 1223: $name.'.'.$item).'; ';
1.67 matthew 1224: }
1.64 matthew 1225: }
1.218 bisitz 1226: $r->print(&Apache::lonhtmlcommon::row_title($display)
1227: .$content{$name}
1228: );
1.67 matthew 1229: if ($otherinfo) {
1230: $r->print(' ('.$otherinfo.')');
1.64 matthew 1231: }
1.222 raeburn 1232: $r->print(&Apache::lonhtmlcommon::row_closure($lastrow));
1.64 matthew 1233: }
1.66 matthew 1234: }
1.218 bisitz 1235: $r->print(&Apache::lonhtmlcommon::end_pick_box());
1.67 matthew 1236: return;
1.66 matthew 1237: }
1.105 banghart 1238:
1.102 banghart 1239:
1240:
1.67 matthew 1241: #####################################################
1242: #####################################################
1243: ### ###
1244: ### Editable metadata display ###
1245: ### ###
1246: #####################################################
1247: #####################################################
1.66 matthew 1248: sub present_editable_metadata {
1.172 banghart 1249: my ($r,$uri,$file_type) = @_;
1.66 matthew 1250: # Construction Space Call
1251: # Header
1252: my $disuri=$uri;
1253: my $fn=&Apache::lonnet::filelocation('',$uri);
1.155 albertel 1254: $disuri=~s{^/\~}{/priv/};
1.66 matthew 1255: $disuri=~s/\.meta$//;
1.141 albertel 1256: my $meta_uri = $disuri;
1.147 albertel 1257: my $path;
1.141 albertel 1258: if ($disuri =~ m|/portfolio/|) {
1.147 albertel 1259: ($disuri, $meta_uri, $path) = &portfolio_display_uri($disuri,1);
1.141 albertel 1260: }
1.66 matthew 1261: my $target=$uri;
1.155 albertel 1262: $target=~s{^/\~}{/res/$env{'request.role.domain'}/};
1.66 matthew 1263: $target=~s/\.meta$//;
1264: my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
1265: if ($bombs) {
1.99 www 1266: my $showdel=1;
1.96 albertel 1267: if ($env{'form.delmsg'}) {
1.66 matthew 1268: if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
1269: $bombs=&mt('Messages deleted.');
1.99 www 1270: $showdel=0;
1.66 matthew 1271: } else {
1272: $bombs=&mt('Error deleting messages');
1.64 matthew 1273: }
1.66 matthew 1274: }
1.98 www 1275: if ($env{'form.clearmsg'}) {
1276: my $cleardir=$target;
1277: $cleardir=~s/\/[^\/]+$/\//;
1278: if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
1279: $bombs=&mt('Messages cleared.');
1.99 www 1280: $showdel=0;
1.98 www 1281: } else {
1282: $bombs=&mt('Error clearing messages');
1283: }
1284: }
1285: my $del=&mt('Delete Messages for this Resource');
1286: my $clear=&mt('Clear all Messages in Subdirectory');
1.99 www 1287: my $goback=&mt('Back to Source File');
1.66 matthew 1288: $r->print(<<ENDBOMBS);
1.52 www 1289: <h1>$disuri</h1>
1.169 banghart 1290: <form method="post" action="" name="defaultmeta">
1.99 www 1291: ENDBOMBS
1292: if ($showdel) {
1293: $r->print(<<ENDDEL);
1.59 www 1294: <input type="submit" name="delmsg" value="$del" />
1.98 www 1295: <input type="submit" name="clearmsg" value="$clear" />
1.99 www 1296: ENDDEL
1297: } else {
1.208 albertel 1298: $r->print('<p><a href="'.$disuri.'">'.$goback.'</a></p>');
1.203 albertel 1299: if ($env{'form.clearmsg'}) {
1300: my ($diruri) = ($disuri =~ m{(.*/)[^/]*});
1.208 albertel 1301: $r->print('<p><a href="'.$diruri.'">'.
1.203 albertel 1302: &mt('Back To Directory').'</a></p>');
1303: }
1.99 www 1304: }
1305: $r->print('<br />'.$bombs);
1.66 matthew 1306: } else {
1.214 schafran 1307: my $displayfile=&mt('Metadata for [_1]',$disuri);
1.66 matthew 1308: if ($disuri=~/\/default$/) {
1309: my $dir=$disuri;
1310: $dir=~s/default$//;
1.233 bisitz 1311: $displayfile=&mt('Default Metadata for Directory [_1]'
1312: ,'<span class="LC_filename">'.$dir.'</span>');
1.66 matthew 1313: }
1314: %Apache::lonpublisher::metadatafields=();
1315: %Apache::lonpublisher::metadatakeys=();
1.94 banghart 1316: my $result=&Apache::lonnet::getfile($fn);
1317: if ($result == -1){
1.141 albertel 1318: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.94 banghart 1319: } else {
1320: &Apache::lonpublisher::metaeval($result);
1321: }
1.200 raeburn 1322: if ($env{'form.new_courserestricted'}) {
1323: my $new_assoc_course = $env{'form.new_courserestricted'};
1324: my $prev_courserestricted = $Apache::lonpublisher::metadatafields{'courserestricted'};
1325: if (($prev_courserestricted) &&
1326: ($prev_courserestricted ne $new_assoc_course)) {
1327: my $transfers = [];
1328: foreach my $key (keys(%env)) {
1329: if ($key =~ /^form\.transfer_(.+)$/) {
1330: push(@{$transfers},$1);
1331: }
1332: }
1333: if (@{$transfers} > 0) {
1334: &store_transferred_addedfields($fn,$uri,$transfers);
1335: }
1336: }
1337: }
1.66 matthew 1338: $r->print(<<ENDEDIT);
1.233 bisitz 1339: <p>$displayfile</p>
1.169 banghart 1340: <form method="post" action="" name="defaultmeta">
1.23 www 1341: ENDEDIT
1.90 banghart 1342: my %lt=&fieldnames($file_type);
1.87 albertel 1343: my $output;
1.90 banghart 1344: my @fields;
1.174 banghart 1345: my $added_metadata_fields;
1.184 banghart 1346: my @added_order;
1.195 raeburn 1347: if ($file_type eq 'groups') {
1348: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1349: 'course.'.$env{'request.course.id'};
1350: }
1351: if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
1352: (! $env{'form.new_courserestricted'}) && (! $file_type eq 'groups')) {
1353: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1354: 'none';
1355: } elsif ($env{'form.new_courserestricted'}) {
1356: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1357: $env{'form.new_courserestricted'};
1358: }
1.178 raeburn 1359: if ($file_type eq 'portfolio' || $file_type eq 'groups') {
1.174 banghart 1360: if(exists ($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'})) {
1361: # retrieve fieldnames (in order) from the course restricted list
1.185 albertel 1362: @fields = (split(/,/,$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'}));
1.174 banghart 1363: } else {
1364: # no saved field list, use default list
1365: @fields = ('author','title','subject','keywords','abstract',
1366: 'notes','lowestgradelevel',
1367: 'highestgradelevel','standards');
1.195 raeburn 1368: if ($Apache::lonpublisher::metadatafields{'courserestricted'} =~ /^course\.($match_domain\_$match_courseid)$/) {
1369: my $assoc_crs = $1;
1370: $added_metadata_fields = &Apache::lonparmset::get_added_meta_fieldnames($assoc_crs);
1371: if ($env{'course.'.$assoc_crs.'.metadata.addedorder'}) {
1372: @added_order = split(/,/,$env{'course.'.$assoc_crs.'.metadata.addedorder'});
1373: }
1374: $env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'} = join(",",@fields);
1375: }
1.174 banghart 1376: }
1.90 banghart 1377: } else {
1378: @fields = ('author','title','subject','keywords','abstract','notes',
1.185 albertel 1379: 'copyright','customdistributionfile','language',
1380: 'standards',
1381: 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
1382: 'obsolete','obsoletereplacement');
1.90 banghart 1383: }
1.120 banghart 1384: if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
1385: $Apache::lonpublisher::metadatafields{'copyright'}=
1.163 albertel 1386: 'default';
1.120 banghart 1387: }
1.172 banghart 1388: if (($file_type eq 'portfolio') || ($file_type eq 'groups')) {
1.163 albertel 1389: if (! $Apache::lonpublisher::metadatafields{'mime'}) {
1390: ($Apache::lonpublisher::metadatafields{'mime'}) =
1391: ( $target=~/\.(\w+)$/ );
1392: }
1393: if (! $Apache::lonpublisher::metadatafields{'owner'}) {
1394: $Apache::lonpublisher::metadatafields{'owner'} =
1395: $env{'user.name'}.':'.$env{'user.domain'};
1396: }
1.209 albertel 1397: if (! $Apache::lonpublisher::metadatafields{'author'}) {
1398: $Apache::lonpublisher::metadatafields{'author'} =
1399: &Apache::loncommon::plainname($env{'user.name'},
1400: $env{'user.domain'});
1401: }
1.197 banghart 1402: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
1.163 albertel 1403:
1.191 raeburn 1404: if ($file_type eq 'portfolio') {
1405: $r->print(&mt('Associated with course [_1]',
1.188 banghart 1406: '<strong><a href="'.$uri.'?changecourse=true">'.
1407: $env{$Apache::lonpublisher::metadatafields{'courserestricted'}.
1408: ".description"}.
1409: '</a></strong>').'<br />');
1.191 raeburn 1410: } else {
1411: $r->print(&mt('Associated with course [_1]',
1412: '<strong>'.
1413: $env{$Apache::lonpublisher::metadatafields{'courserestricted'}.
1414: ".description"}.'</strong>').'<br />');
1415: }
1.149 albertel 1416: } else {
1.210 bisitz 1417: $r->print('<a href="'.$uri.'?changecourse=true">'.&mt('This resource is not associated with a course.').'</a><br />');
1.149 albertel 1418: }
1419: }
1.184 banghart 1420: if (@added_order) {
1.185 albertel 1421: foreach my $field_name (@added_order) {
1422: push(@fields,$field_name);
1.184 banghart 1423: $lt{$field_name} = $$added_metadata_fields{$field_name};
1424: }
1425: } else {
1.185 albertel 1426: foreach my $field_name (keys(%$added_metadata_fields)) {
1427: push(@fields,$field_name);
1.184 banghart 1428: $lt{$field_name} = $$added_metadata_fields{$field_name};
1429: }
1.176 banghart 1430: }
1.233 bisitz 1431: $output .= &Apache::lonhtmlcommon::start_pick_box();
1432: my $last = $#fields + 1;
1433: my $rowcount = 0;
1.143 albertel 1434: foreach my $field_name (@fields) {
1.233 bisitz 1435: $rowcount++;
1.132 banghart 1436: if (defined($env{'form.new_'.$field_name})) {
1.201 raeburn 1437: my @values = &Apache::loncommon::get_env_multiple('form.new_'.$field_name);
1438: my $newvalue = '';
1439: foreach my $item (@values) {
1440: if ($item ne '') {
1441: $newvalue .= $item.',';
1442: }
1443: }
1444: $newvalue =~ s/,$//;
1445: $Apache::lonpublisher::metadatafields{$field_name}=$newvalue;
1.66 matthew 1446: }
1.150 albertel 1447: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
1448: && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
1.115 banghart 1449: # handle restrictions here
1.181 banghart 1450: if ((($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
1451: ($field_name eq 'courserestricted'))&&
1452: (!($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/deleted/))){
1.187 banghart 1453:
1.233 bisitz 1454: $output .= &Apache::lonhtmlcommon::row_title($lt{$field_name})
1455: .&prettyinput($field_name,
1.132 banghart 1456: $Apache::lonpublisher::metadatafields{$field_name},
1.138 banghart 1457: 'new_'.$field_name,'defaultmeta',
1458: undef,undef,undef,undef,
1.233 bisitz 1459: $Apache::lonpublisher::metadatafields{'courserestricted'});
1460: $output .= &Apache::lonhtmlcommon::row_closure($rowcount == $last?1:0);
1.127 banghart 1461: }
1.115 banghart 1462: } else {
1.138 banghart 1463:
1.233 bisitz 1464: $output .= &Apache::lonhtmlcommon::row_title($lt{$field_name})
1465: .&prettyinput($field_name,
1.185 albertel 1466: $Apache::lonpublisher::metadatafields{$field_name},
1.233 bisitz 1467: 'new_'.$field_name,'defaultmeta')
1468: .&Apache::lonhtmlcommon::row_closure($rowcount == $last?1:0);
1.138 banghart 1469:
1.115 banghart 1470: }
1.66 matthew 1471: }
1.233 bisitz 1472: $output .= &Apache::lonhtmlcommon::end_pick_box();
1.143 albertel 1473: if ($env{'form.store'}) {
1.200 raeburn 1474: my ($outcome,$result) = &store_metadata($fn,$uri,'store');
1475: $r->print($result);
1.142 albertel 1476: }
1.233 bisitz 1477: my $savebutton = '<p><input type="submit" name="store"'
1478: .' value="'.&mt('Save').'" title="'.&mt('Save Metadata').'" /></p>';
1479: $r->print($savebutton.$output.$savebutton);
1.147 albertel 1480:
1.191 raeburn 1481: if ($file_type eq 'portfolio' || $file_type eq 'groups') {
1.156 albertel 1482: my ($port_path,$group) = &get_port_path_and_group($uri);
1.191 raeburn 1483: if ($group ne '') {
1.159 raeburn 1484: $r->print('<input type="hidden" name="group" value="'.$group.'" />');
1485: }
1.169 banghart 1486: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
1.175 banghart 1487: $r->print('</form><br /><br /><form method="post" action="'.$port_path.'">');
1.191 raeburn 1488: if ($group ne '') {
1.175 banghart 1489: $r->print('<input type="hidden" name="group" value="'.$group.'" />');
1.191 raeburn 1490: }
1.175 banghart 1491: $r->print('<input type="hidden" name="currentpath" value="'.$path.'" />'.
1.169 banghart 1492: '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'" />');
1.149 albertel 1493: }
1.142 albertel 1494: }
1.149 albertel 1495:
1.143 albertel 1496: $r->print('</form>');
1497:
1.66 matthew 1498: return;
1.1 www 1499: }
1.64 matthew 1500:
1.200 raeburn 1501: sub store_metadata {
1502: my ($fn,$uri,$caller) = @_;
1503: my $mfh;
1504: my $formname='store';
1505: my ($file_content,$output,$outcome);
1506: if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
1507: $Apache::lonpublisher::metadatafields{'keywords'} =
1508: join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
1509: }
1510: foreach my $field (sort(keys(%Apache::lonpublisher::metadatafields))) {
1511: next if ($field =~ /\./);
1512: my $unikey=$field;
1513: $unikey=~/^([A-Za-z_]+)/;
1514: my $tag=$1;
1515: $tag=~tr/A-Z/a-z/;
1516: $file_content.= "\n\<$tag";
1517: foreach my $key (split(/\,/,$Apache::lonpublisher::metadatakeys{$unikey})) {
1518: my $value = $Apache::lonpublisher::metadatafields{$unikey.'.'.$key};
1519: $value=~s/\"/\'\'/g;
1520: $file_content.=' '.$key.'="'.$value.'"' ;
1521: }
1522: $file_content.= '>'.
1523: &HTML::Entities::encode
1524: ($Apache::lonpublisher::metadatafields{$unikey},'<>&"').
1525: '</'.$tag.'>';
1526: }
1527: if ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles|) {
1528: my ($path, $new_fn);
1529: if ($fn =~ m|$match_name/groups/\w+/portfolio/|) {
1530: ($path, $new_fn) = ($fn =~ m|/(groups/\w+/portfolio.*)/([^/]*)$|);
1531: } else {
1532: ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
1533: }
1534: ($outcome,my $result) =
1535: &store_portfolio_metadata($formname,$file_content,
1536: $path,$new_fn,$uri,$caller);
1537: $output .= $result;
1538: } else {
1539: if (! ($mfh=Apache::File->new('>'.$fn))) {
1.227 bisitz 1540: $output .= '<p class="LC_error">';
1.200 raeburn 1541: if ($caller eq 'transfer') {
1542: $output .= &mt('Could not transfer data in added fields to notes');
1543: } else {
1544: $output .= &mt('Could not write metadata');
1545: }
1.227 bisitz 1546: $output .= ', '.&mt('FAIL').'</p>';
1.200 raeburn 1547: $outcome = 'fail';
1548: } else {
1549: print $mfh ($file_content);
1550: close($mfh);
1551: &update_metadata_table($uri);
1.233 bisitz 1552: my $confirmtext;
1.200 raeburn 1553: if ($caller eq 'transfer') {
1.233 bisitz 1554: $confirmtext = &mt('Transferred data in added fields to notes');
1.200 raeburn 1555: } else {
1.233 bisitz 1556: $confirmtext = &mt('Wrote Metadata');
1.200 raeburn 1557: }
1.233 bisitz 1558: $output .= &Apache::loncommon::confirmwrapper(
1559: &Apache::lonhtmlcommon::confirm_success(
1560: $confirmtext.' '.&Apache::lonlocal::locallocaltime(time)));
1.200 raeburn 1561: $outcome = 'ok';
1562: }
1563: }
1564: return ($outcome,$output);
1565: }
1566:
1567: sub store_transferred_addedfields {
1568: my ($fn,$uri,$transfers) = @_;
1569: foreach my $item (@{$transfers}) {
1570: $Apache::lonpublisher::metadatafields{'notes'} .=
1571: ' '.$item.' = '.$Apache::lonpublisher::metadatafields{$item};
1572: }
1573: my ($outcome,$output) = &store_metadata($fn,$uri,'transfer');
1574: if ($outcome eq 'ok') {
1575: foreach my $item (@{$transfers}) {
1576: delete($Apache::lonpublisher::metadatafields{$item});
1577: }
1578: }
1579: }
1580:
1.159 raeburn 1581: sub store_portfolio_metadata {
1.200 raeburn 1582: my ($formname,$content,$path,$new_fn,$uri,$caller) = @_;
1583: my ($outcome,$output);
1.159 raeburn 1584: $env{'form.'.$formname}=$content."\n";
1585: $env{'form.'.$formname.'.filename'}=$new_fn;
1586: my $result =&Apache::lonnet::userfileupload($formname,'',$path);
1587: if ($result =~ /(error|notfound)/) {
1.227 bisitz 1588: $output = '<p class="LC_error">';
1.200 raeburn 1589: if ($caller eq 'transfer') {
1590: $output .=
1591: &mt('Could not transfer data in added fields to notes');
1592: } else {
1593: $output .= &mt('Could not write metadata');
1594: }
1.227 bisitz 1595: $output .= ', '.&mt('FAIL').'</p>';
1.200 raeburn 1596: $outcome = 'fail';
1.159 raeburn 1597: } else {
1.192 raeburn 1598: &update_metadata_table($uri);
1.227 bisitz 1599: $output = '<p class="LC_success">';
1.200 raeburn 1600: if ($caller eq 'transfer') {
1601: $output .= &mt('Transferred data in added fields to notes');
1602: } else {
1603: $output .= &mt('Wrote Metadata');
1604: }
1605: $output .= ' '.&Apache::lonlocal::locallocaltime(time).
1.227 bisitz 1606: '</p>';
1.200 raeburn 1607: $outcome = 'ok';
1.159 raeburn 1608: }
1.200 raeburn 1609: return ($outcome,$output);
1.159 raeburn 1610: }
1611:
1.192 raeburn 1612: sub update_metadata_table {
1613: my ($uri) = @_;
1.196 albertel 1614: my ($type,$udom,$uname,$file_name,$group) =
1615: &Apache::lonnet::parse_portfolio_url($uri);
1.192 raeburn 1616: $file_name =~ s/\.meta$//;
1617: my $current_permissions =
1618: &Apache::lonnet::get_portfile_permissions($udom,$uname);
1619: my %access_controls =
1620: &Apache::lonnet::get_access_controls($current_permissions,$group,
1.196 albertel 1621: $file_name);
1.192 raeburn 1622: my $access_hash = $access_controls{$file_name};
1623: my $available = 0;
1624: if (ref($access_hash) eq 'HASH') {
1625: foreach my $key (keys(%{$access_hash})) {
1626: my ($num,$scope,$end,$start) =
1627: ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/);
1628: if ($scope eq 'public' || $scope eq 'guest') {
1629: $available = 1;
1630: last;
1631: }
1632: }
1633: }
1634: if ($available) {
1635: my $result =
1636: &Apache::lonnet::update_portfolio_table($uname,$udom,
1.194 raeburn 1637: $file_name,'portfolio_metadata',$group,'update');
1.192 raeburn 1638: }
1639: }
1640:
1641:
1.1 www 1642: 1;
1643: __END__
1.97 banghart 1644:
1.216 jms 1645:
1646: =head1 NAME
1647:
1648: Apache::lonmeta - display meta data
1649:
1650: =head1 SYNOPSIS
1651:
1652: Handler to display meta data
1653:
1654: This is part of the LearningOnline Network with CAPA project
1655: described at http://www.lon-capa.org.
1656:
1657: =head1 SUBROUTINES
1658:
1659: =over
1660:
1661: =item &get_dynamic_metadata_from_sql($url) :
1662:
1663: Queries sql database for dynamic metdata
1664: Returns a hash of hashes, with keys of urls which match $url
1665: Returned fields are given below.
1666:
1667: Examples:
1668:
1669: %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql
1670: ('/res/msu/korte/');
1671:
1672: $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field}
1673:
1674: =item dynamicmeta()
1675:
1676: Fetch and evaluate dynamic metadata
1677:
1678: =item access_count()
1679:
1680: =item alttag()
1681:
1682: Try to make an alt tag if there is none
1683:
1684: =item authordisplay()
1685:
1686: Author display
1687:
1688: =item evalgraph()
1689:
1690: Pretty display
1691:
1692: =item diffgraph()
1693:
1694: =item fieldnames()
1695:
1696: =item portfolio_linked_path()
1697:
1698: =item get_port_path_and_group()
1699:
1700: =item portfolio_display_uri()
1701:
1702: =item pre_select_course()
1703:
1704: =item select_course()
1705:
1706: =item prettyprint()
1707:
1708: Pretty printing of metadata field
1709:
1710: =item direct()
1711:
1712: Pretty input of metadata field
1713:
1714: =item selectbox()
1715:
1716: =item relatedfield()
1717:
1718: =item prettyinput()
1719:
1720: =item report_bombs()
1721:
1722: =item present_uneditable_metadata()
1723:
1724: =item present_editable_metadata()
1725:
1726: =item store_metadata()
1727:
1728: =item store_transferred_addedfields()
1729:
1730: =item store_portfolio_metadata()
1731:
1732: =item update_metadata_table()
1733:
1734: =back
1735:
1736: =cut
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