Annotation of loncom/interface/lonmeta.pm, revision 1.171
1.1 www 1: # The LearningOnline Network with CAPA
1.8 albertel 2: # Metadata display handler
3: #
1.171 ! banghart 4: # $Id: lonmeta.pm,v 1.170 2006/08/16 18:06:47 banghart 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;
1.157 www 42: use lib '/home/httpd/lib/perl/';
43: use LONCAPA;
1.1 www 44:
1.44 www 45:
1.80 matthew 46: ############################################################
47: ############################################################
48: ##
49: ## &get_dynamic_metadata_from_sql($url)
50: ##
51: ## Queries sql database for dynamic metdata
52: ## Returns a hash of hashes, with keys of urls which match $url
53: ## Returned fields are given below.
54: ##
55: ## Examples:
56: ##
57: ## %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql
58: ## ('/res/msu/korte/');
59: ##
60: ## $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field}
61: ##
62: ############################################################
63: ############################################################
64: sub get_dynamic_metadata_from_sql {
65: my ($url) = shift();
66: my ($authordom,$author)=($url=~m:^/res/(\w+)/(\w+)/:);
67: if (! defined($authordom)) {
68: $authordom = shift();
69: }
70: if (! defined($author)) {
71: $author = shift();
72: }
73: if (! defined($authordom) || ! defined($author)) {
74: return ();
75: }
1.158 www 76: my $query = 'SELECT * FROM metadata WHERE url LIKE "'.$url.'%"';
1.80 matthew 77: my $server = &Apache::lonnet::homeserver($author,$authordom);
78: my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
79: ,[$server]);
80: return () if (! defined($reply) || ref($reply) ne 'HASH');
81: my $filename = $reply->{$server};
82: if (! defined($filename) || $filename =~ /^error/) {
83: return ();
84: }
85: my $max_time = time + 10; # wait 10 seconds for results at most
86: my %ReturnHash;
87: #
88: # Look for results
89: my $finished = 0;
90: while (! $finished && time < $max_time) {
91: my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename;
92: if (! -e "$datafile.end") { next; }
93: my $fh;
94: if (!($fh=Apache::File->new($datafile))) { next; }
95: while (my $result = <$fh>) {
96: chomp($result);
97: next if (! $result);
1.158 www 98: my %hash=&LONCAPA::lonmetadata::metadata_col_to_hash(map { &unescape($_) } split(/\,/,$result));
99: foreach my $key (keys(%hash)) {
100: $ReturnHash{$hash{'url'}}->{$key}=$hash{$key};
1.80 matthew 101: }
102: }
103: $finished = 1;
104: }
105: #
106: return %ReturnHash;
107: }
108:
109:
1.64 matthew 110: # Fetch and evaluate dynamic metadata
1.9 www 111: sub dynamicmeta {
112: my $url=&Apache::lonnet::declutter(shift);
113: $url=~s/\.meta$//;
114: my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
1.19 www 115: my $regexp=$url;
1.9 www 116: $regexp=~s/(\W)/\\$1/g;
1.10 www 117: $regexp='___'.$regexp.'___';
1.16 albertel 118: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
119: $aauthor,$regexp);
1.63 matthew 120: my %DynamicData = &LONCAPA::lonmetadata::process_reseval_data(\%evaldata);
121: my %Data = &LONCAPA::lonmetadata::process_dynamic_metadata($url,
122: \%DynamicData);
1.40 matthew 123: #
1.46 www 124: # Deal with 'count' separately
1.63 matthew 125: $Data{'count'} = &access_count($url,$aauthor,$adomain);
1.67 matthew 126: #
127: # Debugging code I will probably need later
128: if (0) {
129: &Apache::lonnet::logthis('Dynamic Metadata');
130: while(my($k,$v)=each(%Data)){
131: &Apache::lonnet::logthis(' "'.$k.'"=>"'.$v.'"');
132: }
133: &Apache::lonnet::logthis('-------------------');
134: }
1.63 matthew 135: return %Data;
1.40 matthew 136: }
137:
138: sub access_count {
139: my ($src,$author,$adomain) = @_;
140: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
141: $author,$src);
142: if (! exists($countdata{$src})) {
1.47 www 143: return &mt('Not Available');
1.40 matthew 144: } else {
145: return $countdata{$src};
146: }
1.25 www 147: }
148:
1.64 matthew 149: # Try to make an alt tag if there is none
1.25 www 150: sub alttag {
1.26 www 151: my ($base,$src)=@_;
152: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
153: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
1.64 matthew 154: &Apache::lonnet::metadata($fullpath,'subject').' '.
155: &Apache::lonnet::metadata($fullpath,'abstract');
1.26 www 156: $alttag=~s/\s+/ /gs;
157: $alttag=~s/\"//gs;
158: $alttag=~s/\'//gs;
159: $alttag=~s/\s+$//gs;
160: $alttag=~s/^\s+//gs;
1.64 matthew 161: if ($alttag) {
162: return $alttag;
163: } else {
164: return &mt('No information available');
165: }
1.9 www 166: }
1.1 www 167:
1.64 matthew 168: # Author display
1.29 www 169: sub authordisplay {
170: my ($aname,$adom)=@_;
1.64 matthew 171: return &Apache::loncommon::aboutmewrapper
172: (&Apache::loncommon::plainname($aname,$adom),
1.164 albertel 173: $aname,$adom,'preview').' <tt>['.$aname.':'.$adom.']</tt>';
1.29 www 174: }
175:
1.64 matthew 176: # Pretty display
1.12 www 177: sub evalgraph {
178: my $value=shift;
1.65 matthew 179: if (! $value) {
180: return '';
181: }
1.12 www 182: my $val=int($value*10.+0.5)-10;
1.71 matthew 183: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 184: if ($val>=20) {
1.71 matthew 185: $output.='<td width="20" bgcolor="#555555">  </td>';
1.12 www 186: } else {
1.71 matthew 187: $output.='<td width="'.($val).'" bgcolor="#555555"> </td>'.
188: '<td width="'.(20-$val).'" bgcolor="#FF3333"> </td>';
1.12 www 189: }
190: $output.='<td bgcolor="#FFFF33"> </td>';
191: if ($val>20) {
1.71 matthew 192: $output.='<td width="'.($val-20).'" bgcolor="#33FF33"> </td>'.
193: '<td width="'.(40-$val).'" bgcolor="#555555"> </td>';
1.12 www 194: } else {
1.71 matthew 195: $output.='<td width="20" bgcolor="#555555">  </td>';
1.12 www 196: }
1.71 matthew 197: $output.='<td> ('.sprintf("%5.2f",$value).') </td></tr></table>';
1.12 www 198: return $output;
199: }
200:
201: sub diffgraph {
202: my $value=shift;
1.65 matthew 203: if (! $value) {
204: return '';
205: }
1.12 www 206: my $val=int(40.0*$value+0.5);
1.13 www 207: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
208: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
1.71 matthew 209: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 210: for (my $i=0;$i<8;$i++) {
211: if ($val>$i*5) {
1.71 matthew 212: $output.='<td width="5" bgcolor="'.$colors[$i].'"> </td>';
1.12 www 213: } else {
1.71 matthew 214: $output.='<td width="5" bgcolor="#555555"> </td>';
1.12 www 215: }
216: }
1.71 matthew 217: $output.='<td> ('.sprintf("%3.2f",$value).') </td></tr></table>';
1.12 www 218: return $output;
219: }
220:
1.44 www 221:
1.64 matthew 222: # The field names
1.45 www 223: sub fieldnames {
1.90 banghart 224: my $file_type=shift;
1.115 banghart 225: my %fields =
226: ('title' => 'Title',
1.113 banghart 227: 'author' =>'Author(s)',
1.131 albertel 228: 'authorspace' => 'Author Space',
229: 'modifyinguser' => 'Last Modifying User',
1.113 banghart 230: 'subject' => 'Subject',
1.133 banghart 231: 'standards' => 'Standards',
1.113 banghart 232: 'keywords' => 'Keyword(s)',
233: 'notes' => 'Notes',
234: 'abstract' => 'Abstract',
235: 'lowestgradelevel' => 'Lowest Grade Level',
1.149 albertel 236: 'highestgradelevel' => 'Highest Grade Level');
237:
238: if (! defined($file_type) || $file_type ne 'portfolio') {
239: %fields =
240: (%fields,
241: 'courserestricted' => 'Course Restricting Metadata');
242: }
1.120 banghart 243:
1.93 matthew 244: if (! defined($file_type) || $file_type ne 'portfolio') {
245: %fields =
246: (%fields,
247: 'domain' => 'Domain',
1.64 matthew 248: 'mime' => 'MIME Type',
249: 'language' => 'Language',
250: 'creationdate' => 'Creation Date',
251: 'lastrevisiondate' => 'Last Revision Date',
252: 'owner' => 'Publisher/Owner',
253: 'copyright' => 'Copyright/Distribution',
254: 'customdistributionfile' => 'Custom Distribution File',
1.84 banghart 255: 'sourceavail' => 'Source Available',
1.78 taceyjo1 256: 'sourcerights' => 'Source Custom Distribution File',
1.64 matthew 257: 'obsolete' => 'Obsolete',
258: 'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
259: 'count' => 'Network-wide number of accesses (hits)',
260: 'course' => 'Network-wide number of courses using resource',
261: 'course_list' => 'Network-wide courses using resource',
262: 'sequsage' => 'Number of resources using or importing resource',
263: 'sequsage_list' => 'Resources using or importing resource',
264: 'goto' => 'Number of resources that follow this resource in maps',
265: 'goto_list' => 'Resources that follow this resource in maps',
266: 'comefrom' => 'Number of resources that lead up to this resource in maps',
267: 'comefrom_list' => 'Resources that lead up to this resource in maps',
268: 'clear' => 'Material presented in clear way',
269: 'depth' => 'Material covered with sufficient depth',
270: 'helpful' => 'Material is helpful',
271: 'correct' => 'Material appears to be correct',
272: 'technical' => 'Resource is technically correct',
273: 'avetries' => 'Average number of tries till solved',
274: 'stdno' => 'Total number of students who have worked on this problem',
1.73 matthew 275: 'difficulty' => 'Degree of difficulty',
276: 'disc' => 'Degree of discrimination',
1.133 banghart 277: 'dependencies' => 'Resources used by this resource',
1.64 matthew 278: );
1.93 matthew 279: }
280: return &Apache::lonlocal::texthash(%fields);
1.45 www 281: }
1.141 albertel 282:
1.146 albertel 283: sub portfolio_linked_path {
1.155 albertel 284: my ($path,$group,$port_path) = @_;
285:
286: my $start = 'portfolio';
287: if ($group) {
288: $start = "groups/$group/".$start;
289: }
1.166 banghart 290: my %anchor_fields = (
1.165 banghart 291: 'selectfile' => $start,
292: 'currentpath' => '/'
293: );
294: my $result = &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$start);
1.146 albertel 295: my $fullpath = '/';
296: my (undef,@tree) = split('/',$path);
1.147 albertel 297: my $filename = pop(@tree);
1.146 albertel 298: foreach my $dir (@tree) {
299: $fullpath .= $dir.'/';
300: $result .= '/';
1.166 banghart 301: my %anchor_fields = (
1.165 banghart 302: 'selectfile' => $dir,
303: 'currentpath' => $fullpath
304: );
305: $result .= &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$dir);
1.146 albertel 306: }
1.147 albertel 307: $result .= "/$filename";
1.146 albertel 308: return $result;
309: }
310:
1.156 albertel 311: sub get_port_path_and_group {
312: my ($uri)=@_;
313:
1.155 albertel 314: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
315: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.156 albertel 316:
1.155 albertel 317: my ($port_path,$group);
318: if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
319: $group = (split('/',$uri))[5];
320: $port_path = '/adm/coursegrp_portfolio';
321: } else {
322: $port_path = '/adm/portfolio';
323: }
1.160 albertel 324: if ($env{'form.group'} ne $group) {
1.161 albertel 325: $env{'form.group'} = $group;
1.160 albertel 326: }
1.156 albertel 327: return ($port_path,$group);
328: }
329:
330: sub portfolio_display_uri {
331: my ($uri,$as_links)=@_;
332:
333: my ($port_path,$group) = &get_port_path_and_group($uri);
334:
1.144 albertel 335: $uri =~ s|.*/(portfolio/.*)$|$1|;
1.141 albertel 336: my ($res_uri,$meta_uri) = ($uri,$uri);
337: if ($uri =~ /\.meta$/) {
338: $res_uri =~ s/\.meta//;
339: } else {
340: $meta_uri .= '.meta';
341: }
1.146 albertel 342:
1.148 albertel 343: my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
1.146 albertel 344: if ($as_links) {
1.155 albertel 345: $res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
346: $meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
1.146 albertel 347: }
1.145 albertel 348: return ($res_uri,$meta_uri,$path);
1.141 albertel 349: }
350:
1.140 banghart 351: sub pre_select_course {
352: my ($r,$uri) = @_;
353: my $output;
354: my $fn=&Apache::lonnet::filelocation('',$uri);
1.145 albertel 355: my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
1.140 banghart 356: %Apache::lonpublisher::metadatafields=();
357: %Apache::lonpublisher::metadatakeys=();
358: my $result=&Apache::lonnet::getfile($fn);
359: if ($result == -1){
1.141 albertel 360: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.140 banghart 361: } else {
362: &Apache::lonpublisher::metaeval($result);
363: }
1.141 albertel 364: $r->print('<hr /><form method="post" action="" >');
365: $r->print('<p>'.&mt('If you would like to associate this resource ([_1]) with a current or previous course, please select one from the list below, otherwise select, \'None\'','<tt>'.$res_uri.'</tt>').'</p>');
1.140 banghart 366: $output = &select_course();
367: $r->print($output.'<br /><input type="submit" name="store" value="'.
1.167 banghart 368: &mt('Associate Resource With Selected Course').'" />');
1.169 banghart 369: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
370: $r->print('<input type="hidden" name="associate" value="true" />');
1.140 banghart 371: $r->print('</form>');
1.145 albertel 372:
1.156 albertel 373: my ($port_path,$group) = &get_port_path_and_group($uri);
1.167 banghart 374: my $group_input;
375: if ($group) {
1.168 banghart 376: $group_input = '<input type="hidden" name="group" value="'.$group.'" />';
377: }
1.167 banghart 378: $r->print('<br /><br /><form method="post" action="'.$port_path.'">'.
1.145 albertel 379: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1.167 banghart 380: $group_input.
381: '<input type="submit" name="cancel" value="'.&mt('Cancel').'" />'.
1.145 albertel 382: '</form>');
383:
1.140 banghart 384: return;
385: }
1.100 banghart 386: sub select_course {
1.150 albertel 387: my $output=$/;
388: my $current_restriction=
389: $Apache::lonpublisher::metadatafields{'courserestricted'};
390: my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
391: : '');
392:
393: $output .= '<select name="new_courserestricted" >';
394: $output .= '<option value="none" '.$selected.'>'.
395: &mt('None').'</option>'.$/;
1.113 banghart 396: my %courses;
1.150 albertel 397: foreach my $key (keys(%env)) {
398: if ($key !~ m/^course\.(.+)\.description$/) { next; }
399: my $cid = $1;
400: if ($env{$key} !~ /\S/) { next; }
401: $courses{$key} = $cid;
402: }
403: foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
404: my $cid = 'course.'.$courses{$key};
405: my $selected = ($current_restriction eq $cid ? 'selected="selected"'
406: : '');
407: if ($env{$key} !~ /\S/) { next; }
408: $output .= '<option value="'.$cid.'" '.$selected.'>';
409: $output .= $env{$key};
410: $output .= '</option>'.$/;
411: $selected = '';
1.100 banghart 412: }
1.138 banghart 413: $output .= '</select><br />';
1.137 banghart 414: return ($output);
1.100 banghart 415: }
1.64 matthew 416: # Pretty printing of metadata field
1.46 www 417:
418: sub prettyprint {
1.82 www 419: my ($type,$value,$target,$prefix,$form,$noformat)=@_;
420: # $target,$prefix,$form are optional and for filecrumbs only
1.65 matthew 421: if (! defined($value)) {
422: return ' ';
423: }
1.64 matthew 424: # Title
1.46 www 425: if ($type eq 'title') {
426: return '<font size="+1" face="arial">'.$value.'</font>';
427: }
1.64 matthew 428: # Dates
1.46 www 429: if (($type eq 'creationdate') ||
430: ($type eq 'lastrevisiondate')) {
1.55 www 431: return ($value?&Apache::lonlocal::locallocaltime(
432: &Apache::lonmysql::unsqltime($value)):
433: &mt('not available'));
1.46 www 434: }
1.64 matthew 435: # Language
1.46 www 436: if ($type eq 'language') {
437: return &Apache::loncommon::languagedescription($value);
438: }
1.64 matthew 439: # Copyright
1.46 www 440: if ($type eq 'copyright') {
441: return &Apache::loncommon::copyrightdescription($value);
442: }
1.78 taceyjo1 443: # Copyright
444: if ($type eq 'sourceavail') {
445: return &Apache::loncommon::source_copyrightdescription($value);
446: }
1.64 matthew 447: # MIME
1.46 www 448: if ($type eq 'mime') {
1.64 matthew 449: return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
450: &Apache::loncommon::filedescription($value);
451: }
452: # Person
1.46 www 453: if (($type eq 'author') ||
454: ($type eq 'owner') ||
455: ($type eq 'modifyinguser') ||
456: ($type eq 'authorspace')) {
457: $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
458: return $value;
459: }
1.64 matthew 460: # Gradelevel
1.48 www 461: if (($type eq 'lowestgradelevel') ||
462: ($type eq 'highestgradelevel')) {
463: return &Apache::loncommon::gradeleveldescription($value);
464: }
1.64 matthew 465: # Only for advance users below
1.96 albertel 466: if (! $env{'user.adv'}) {
1.65 matthew 467: return '<i>- '.&mt('not displayed').' -</i>';
468: }
1.64 matthew 469: # File
1.46 www 470: if (($type eq 'customdistributionfile') ||
471: ($type eq 'obsoletereplacement') ||
472: ($type eq 'goto_list') ||
473: ($type eq 'comefrom_list') ||
1.82 www 474: ($type eq 'sequsage_list') ||
1.83 www 475: ($type eq 'dependencies')) {
1.151 www 476: return '<font size="-1"><ul>'.join("\n",map {
1.70 matthew 477: my $url = &Apache::lonnet::clutter($_);
1.72 matthew 478: my $title = &Apache::lonnet::gettitle($url);
479: if ($title eq '') {
480: $title = 'Untitled';
481: if ($url =~ /\.sequence$/) {
482: $title .= ' Sequence';
483: } elsif ($url =~ /\.page$/) {
484: $title .= ' Page';
485: } elsif ($url =~ /\.problem$/) {
486: $title .= ' Problem';
487: } elsif ($url =~ /\.html$/) {
488: $title .= ' HTML document';
489: } elsif ($url =~ m:/syllabus$:) {
490: $title .= ' Syllabus';
491: }
492: }
1.82 www 493: $_ = '<li>'.$title.' '.
494: &Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form,'-1',$noformat).
495: '</li>'
496: } split(/\s*\,\s*/,$value)).'</ul></font>';
1.46 www 497: }
1.64 matthew 498: # Evaluations
1.46 www 499: if (($type eq 'clear') ||
500: ($type eq 'depth') ||
501: ($type eq 'helpful') ||
502: ($type eq 'correct') ||
503: ($type eq 'technical')) {
504: return &evalgraph($value);
505: }
1.64 matthew 506: # Difficulty
1.73 matthew 507: if ($type eq 'difficulty' || $type eq 'disc') {
1.46 www 508: return &diffgraph($value);
509: }
1.64 matthew 510: # List of courses
1.46 www 511: if ($type=~/\_list/) {
1.72 matthew 512: my @Courses = split(/\s*\,\s*/,$value);
1.151 www 513: my $Str='<font size="-1"><ul>';
1.72 matthew 514: foreach my $course (@Courses) {
1.154 albertel 515: my %courseinfo =
516: &Apache::lonnet::coursedescription($course,
517: {'one_time' => 1});
1.72 matthew 518: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
519: next;
520: }
1.151 www 521: $Str .= '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
1.72 matthew 522: $courseinfo{'num'}.'/syllabus" target="preview">'.
1.151 www 523: $courseinfo{'description'}.'</a></li>';
1.72 matthew 524: }
1.151 www 525: return $Str.'</ul></font>';
1.46 www 526: }
1.64 matthew 527: # No pretty print found
1.46 www 528: return $value;
529: }
530:
1.64 matthew 531: # Pretty input of metadata field
1.54 www 532: sub direct {
533: return shift;
534: }
535:
1.48 www 536: sub selectbox {
537: my ($name,$value,$functionref,@idlist)=@_;
1.65 matthew 538: if (! defined($functionref)) {
539: $functionref=\&direct;
540: }
1.48 www 541: my $selout='<select name="'.$name.'">';
542: foreach (@idlist) {
543: $selout.='<option value=\''.$_.'\'';
544: if ($_ eq $value) {
545: $selout.=' selected>'.&{$functionref}($_).'</option>';
546: }
547: else {$selout.='>'.&{$functionref}($_).'</option>';}
548: }
549: return $selout.'</select>';
550: }
551:
1.54 www 552: sub relatedfield {
553: my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
1.65 matthew 554: if (! $relatedsearchflag) {
555: return '';
556: }
557: if (! defined($relatedsep)) {
558: $relatedsep=' ';
559: }
560: if (! $show) {
561: return $relatedsep.' ';
562: }
1.54 www 563: return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
564: ($relatedvalue?' checked="1"':'').' />';
565: }
1.48 www 566:
1.46 www 567: sub prettyinput {
1.54 www 568: my ($type,$value,$fieldname,$formname,
1.116 banghart 569: $relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
1.75 matthew 570: if (! defined($size)) {
571: $size = 80;
572: }
1.128 banghart 573: my $output;
1.150 albertel 574: if (defined($course_key)
575: && exists($env{$course_key.'.metadata.'.$type.'.options'})) {
1.116 banghart 576: my $stu_add;
577: my $only_one;
1.128 banghart 578: my %meta_options;
579: my @cur_values_inst;
580: my $cur_values_stu;
1.132 banghart 581: my $values = $env{$course_key.'.metadata.'.$type.'.values'};
582: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
1.116 banghart 583: $stu_add = 'true';
584: }
1.132 banghart 585: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
1.116 banghart 586: $only_one = 'true';
587: }
1.128 banghart 588: # need to take instructor values out of list where instructor and student
589: # values may be mixed.
1.133 banghart 590: if ($values) {
1.132 banghart 591: foreach my $item (split(/,/,$values)) {
592: $item =~ s/^\s+//;
1.133 banghart 593: $meta_options{$item} = $item;
1.128 banghart 594: }
1.132 banghart 595: foreach my $item (split(/,/,$value)) {
596: $item =~ s/^\s+//;
597: if ($meta_options{$item}) {
598: push(@cur_values_inst,$item);
1.128 banghart 599: } else {
1.132 banghart 600: $cur_values_stu .= $item.',';
1.128 banghart 601: }
602: }
1.129 banghart 603: } else {
604: $cur_values_stu = $value;
1.128 banghart 605: }
1.121 banghart 606: if ($type eq 'courserestricted') {
1.138 banghart 607: return (&select_course());
608: # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.121 banghart 609: }
1.130 banghart 610: if (($type eq 'keywords') || ($type eq 'subject')
611: || ($type eq 'author')||($type eq 'notes')
1.133 banghart 612: || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards')) {
1.129 banghart 613: if ($values) {
614: if ($only_one) {
1.134 banghart 615: $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
1.129 banghart 616: } else {
1.130 banghart 617: $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
1.129 banghart 618: }
1.128 banghart 619: }
620: if ($stu_add) {
621: $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
622: 'value="'.$cur_values_stu.'" />'.
623: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
624: $relatedvalue);
1.119 banghart 625: }
1.128 banghart 626: return ($output);
1.116 banghart 627: }
628: if (($type eq 'lowestgradelevel') ||
629: ($type eq 'highestgradelevel')) {
630: return &Apache::loncommon::select_level_form($value,$fieldname).
631: &relatedfield(0,$relatedsearchflag,$relatedsep);
632: }
633: return();
634: }
1.64 matthew 635: # Language
1.48 www 636: if ($type eq 'language') {
637: return &selectbox($fieldname,
638: $value,
639: \&Apache::loncommon::languagedescription,
1.54 www 640: (&Apache::loncommon::languageids)).
1.64 matthew 641: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 642: }
1.64 matthew 643: # Copyright
1.48 www 644: if ($type eq 'copyright') {
645: return &selectbox($fieldname,
646: $value,
647: \&Apache::loncommon::copyrightdescription,
1.54 www 648: (&Apache::loncommon::copyrightids)).
1.64 matthew 649: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 650: }
1.78 taceyjo1 651: # Source Copyright
652: if ($type eq 'sourceavail') {
653: return &selectbox($fieldname,
654: $value,
655: \&Apache::loncommon::source_copyrightdescription,
656: (&Apache::loncommon::source_copyrightids)).
657: &relatedfield(0,$relatedsearchflag,$relatedsep);
658: }
1.64 matthew 659: # Gradelevels
1.48 www 660: if (($type eq 'lowestgradelevel') ||
661: ($type eq 'highestgradelevel')) {
1.54 www 662: return &Apache::loncommon::select_level_form($value,$fieldname).
1.64 matthew 663: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 664: }
1.64 matthew 665: # Obsolete
1.48 www 666: if ($type eq 'obsolete') {
667: return '<input type="checkbox" name="'.$fieldname.'"'.
1.54 www 668: ($value?' checked="1"':'').' />'.
1.64 matthew 669: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 670: }
1.64 matthew 671: # Obsolete replacement file
1.48 www 672: if ($type eq 'obsoletereplacement') {
673: return '<input type="text" name="'.$fieldname.
674: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
675: "('".$formname."','".$fieldname."'".
1.54 www 676: ",'')\">".&mt('Select').'</a>'.
1.64 matthew 677: &relatedfield(0,$relatedsearchflag,$relatedsep);
678: }
679: # Customdistribution file
1.48 www 680: if ($type eq 'customdistributionfile') {
681: return '<input type="text" name="'.$fieldname.
682: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
683: "('".$formname."','".$fieldname."'".
1.54 www 684: ",'rights')\">".&mt('Select').'</a>'.
1.64 matthew 685: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 686: }
1.78 taceyjo1 687: # Source Customdistribution file
688: if ($type eq 'sourcerights') {
689: return '<input type="text" name="'.$fieldname.
690: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
691: "('".$formname."','".$fieldname."'".
692: ",'rights')\">".&mt('Select').'</a>'.
693: &relatedfield(0,$relatedsearchflag,$relatedsep);
694: }
1.135 banghart 695: if ($type eq 'courserestricted') {
1.138 banghart 696: return (&select_course());
697: #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.135 banghart 698: }
699:
1.64 matthew 700: # Dates
1.48 www 701: if (($type eq 'creationdate') ||
702: ($type eq 'lastrevisiondate')) {
1.64 matthew 703: return
704: &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
705: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 706: }
1.64 matthew 707: # No pretty input found
1.48 www 708: $value=~s/^\s+//gs;
709: $value=~s/\s+$//gs;
710: $value=~s/\s+/ /gs;
1.77 matthew 711: $value=~s/\"/\"\;/gs;
1.54 www 712: return
1.74 matthew 713: '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
1.64 matthew 714: 'value="'.$value.'" />'.
715: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
716: $relatedvalue);
1.46 www 717: }
718:
1.64 matthew 719: # Main Handler
1.1 www 720: sub handler {
1.64 matthew 721: my $r=shift;
1.169 banghart 722: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
723: ['currentpath']);
1.67 matthew 724: my $uri=$r->uri;
725: #
726: # Set document type
727: &Apache::loncommon::content_type($r,'text/html');
728: $r->send_http_header;
729: return OK if $r->header_only;
1.76 matthew 730: my ($resdomain,$resuser)=
731: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
1.66 matthew 732: if ($uri=~m:/adm/bombs/(.*)$:) {
1.153 albertel 733: $r->print(&Apache::loncommon::start_page('Error Messages'));
1.66 matthew 734: # Looking for all bombs?
735: &report_bombs($r,$uri);
1.162 albertel 736: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/portfolio/|) {
1.140 banghart 737: ($resdomain,$resuser)=
1.162 albertel 738: (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|);
1.153 albertel 739: $r->print(&Apache::loncommon::start_page('Edit Portfolio File Catalog Information',
740: undef,
741: {'domain' => $resdomain,}));
1.140 banghart 742: if ($env{'form.store'}) {
743: &present_editable_metadata($r,$uri,'portfolio');
744: } else {
745: &pre_select_course($r,$uri);
746: }
1.171 ! banghart 747: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/groups/|) {
! 748: $r->print(&Apache::loncommon::start_page('Edit Group Portfolio File Catalog Information',
! 749: undef,
! 750: {'domain' => $resdomain,}));
! 751: &present_editable_metadata($r,$uri,'portfolio');
1.162 albertel 752: } elsif ($uri=~m|^/~|) {
1.66 matthew 753: # Construction space
1.153 albertel 754: $r->print(&Apache::loncommon::start_page('Edit Catalog nformation',
755: undef,
756: {'domain' => $resdomain,}));
1.66 matthew 757: &present_editable_metadata($r,$uri);
758: } else {
1.153 albertel 759: $r->print(&Apache::loncommon::start_page('Catalog Information',
760: undef,
761: {'domain' => $resdomain,}));
1.66 matthew 762: &present_uneditable_metadata($r,$uri);
763: }
1.153 albertel 764: $r->print(&Apache::loncommon::end_page());
1.66 matthew 765: return OK;
766: }
767:
1.67 matthew 768: #####################################################
769: #####################################################
770: ### ###
771: ### Report Bombs ###
772: ### ###
773: #####################################################
774: #####################################################
1.66 matthew 775: sub report_bombs {
776: my ($r,$uri) = @_;
777: # Set document type
1.67 matthew 778: $uri =~ s:/adm/bombs/::;
779: $uri = &Apache::lonnet::declutter($uri);
1.66 matthew 780: $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
781: my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//);
782: if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
1.98 www 783: if ($env{'form.clearbombs'}) {
784: &Apache::lonmsg::clear_author_res_msg($uri);
785: }
786: my $clear=&mt('Clear all Messages in Subdirectory');
787: $r->print(<<ENDCLEAR);
788: <form method="post">
789: <input type="submit" name="clearbombs" value="$clear" />
790: </form>
791: ENDCLEAR
1.67 matthew 792: my %brokenurls =
793: &Apache::lonmsg::all_url_author_res_msg($author,$domain);
794: foreach (sort(keys(%brokenurls))) {
1.66 matthew 795: if ($_=~/^\Q$uri\E/) {
1.70 matthew 796: $r->print
797: ('<a href="'.&Apache::lonnet::clutter($_).'">'.$_.'</a>'.
798: &Apache::lonmsg::retrieve_author_res_msg($_).
799: '<hr />');
1.64 matthew 800: }
801: }
1.66 matthew 802: } else {
803: $r->print(&mt('Not authorized'));
804: }
805: return;
806: }
807:
1.67 matthew 808: #####################################################
809: #####################################################
810: ### ###
811: ### Uneditable Metadata Display ###
812: ### ###
813: #####################################################
814: #####################################################
1.66 matthew 815: sub present_uneditable_metadata {
816: my ($r,$uri) = @_;
817: #
1.162 albertel 818: my $uploaded = ($uri =~ m|/uploaded/|);
1.66 matthew 819: my %content=();
820: # Read file
821: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
822: $content{$_}=&Apache::lonnet::metadata($uri,$_);
823: }
824: # Render Output
825: # displayed url
826: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
827: $uri=~s/\.meta$//;
828: my $disuri=&Apache::lonnet::clutter($uri);
1.152 www 829: $disuri=~s/^\/adm\/wrapper//;
1.66 matthew 830: # version
831: my $versiondisplay='';
1.162 albertel 832: if (!$uploaded) {
833: my $currentversion=&Apache::lonnet::getversion($disuri);
834: if ($thisversion) {
835: $versiondisplay=&mt('Version').': '.$thisversion.
836: ' ('.&mt('most recent version').': '.
837: ($currentversion>0 ?
838: $currentversion :
839: &mt('information not available')).')';
840: } else {
841: $versiondisplay='Version: '.$currentversion;
842: }
1.66 matthew 843: }
1.72 matthew 844: # crumbify displayed URL uri target prefix form size
845: $disuri=&Apache::lonhtmlcommon::crumbs($disuri,undef, undef, undef,'+1');
846: $disuri =~ s:<br />::g;
1.66 matthew 847: # obsolete
848: my $obsolete=$content{'obsolete'};
849: my $obsoletewarning='';
1.96 albertel 850: if (($obsolete) && ($env{'user.adv'})) {
1.66 matthew 851: $obsoletewarning='<p><font color="red">'.
852: &mt('This resource has been marked obsolete by the author(s)').
853: '</font></p>';
854: }
855: #
856: my %lt=&fieldnames();
857: my $table='';
1.72 matthew 858: my $title = $content{'title'};
859: if (! defined($title)) {
860: $title = 'Untitled Resource';
861: }
1.163 albertel 862: my @fields;
863: if ($uploaded) {
864: @fields = ('title','author','subject','keywords','notes','abstract',
865: 'lowestgradelevel','highestgradelevel','standards','mime',
866: 'owner');
867: } else {
868: @fields = ('title',
869: 'author',
870: 'subject',
871: 'keywords',
872: 'notes',
873: 'abstract',
874: 'lowestgradelevel',
875: 'highestgradelevel',
876: 'standards',
877: 'mime',
878: 'language',
879: 'creationdate',
880: 'lastrevisiondate',
881: 'owner',
882: 'copyright',
883: 'customdistributionfile',
884: 'sourceavail',
885: 'sourcerights',
886: 'obsolete',
887: 'obsoletereplacement');
888: }
889: foreach my $field (@fields) {
890: $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$field}.
1.66 matthew 891: '</td><td bgcolor="#CCCCCC">'.
1.163 albertel 892: &prettyprint($field,$content{$field}).'</td></tr>';
893: delete($content{$field});
1.66 matthew 894: }
895: #
896: $r->print(<<ENDHEAD);
1.72 matthew 897: <h2>$title</h2>
898: <p>
899: $disuri<br />
1.36 www 900: $obsoletewarning
1.72 matthew 901: $versiondisplay
902: </p>
1.88 banghart 903: <table cellspacing="2" border="0">
1.45 www 904: $table
1.11 www 905: </table>
1.1 www 906: ENDHEAD
1.162 albertel 907: if (!$uploaded && $env{'user.adv'}) {
1.68 matthew 908: &print_dynamic_metadata($r,$uri,\%content);
1.67 matthew 909: }
910: return;
911: }
912:
913: sub print_dynamic_metadata {
1.68 matthew 914: my ($r,$uri,$content) = @_;
915: #
1.69 matthew 916: my %content = %$content;
1.68 matthew 917: my %lt=&fieldnames();
1.67 matthew 918: #
919: my $description = 'Dynamic Metadata (updated periodically)';
920: $r->print('<h3>'.&mt($description).'</h3>'.
1.70 matthew 921: &mt('Processing'));
1.67 matthew 922: $r->rflush();
923: my %items=&fieldnames();
924: my %dynmeta=&dynamicmeta($uri);
925: #
926: # General Access and Usage Statistics
1.70 matthew 927: if (exists($dynmeta{'count'}) ||
928: exists($dynmeta{'sequsage'}) ||
929: exists($dynmeta{'comefrom'}) ||
930: exists($dynmeta{'goto'}) ||
931: exists($dynmeta{'course'})) {
932: $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'.
1.88 banghart 933: '<table cellspacing="2" border="0">');
1.70 matthew 934: foreach ('count',
935: 'sequsage','sequsage_list',
936: 'comefrom','comefrom_list',
937: 'goto','goto_list',
938: 'course','course_list') {
939: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
940: '<td bgcolor="#CCCCCC">'.
941: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
942: }
943: $r->print('</table>');
944: } else {
945: $r->print('<h4>'.&mt('No Access or Usages Statistics are available for this resource.').'</h4>');
1.67 matthew 946: }
1.69 matthew 947: #
948: # Assessment statistics
1.73 matthew 949: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)$/) {
950: if (exists($dynmeta{'stdno'}) ||
951: exists($dynmeta{'avetries'}) ||
952: exists($dynmeta{'difficulty'}) ||
953: exists($dynmeta{'disc'})) {
954: # This is an assessment, print assessment data
955: $r->print('<h4>'.
956: &mt('Overall Assessment Statistical Data').
957: '</h4>'.
1.88 banghart 958: '<table cellspacing="2" border="0">');
1.73 matthew 959: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'.
1.66 matthew 960: '<td bgcolor="#CCCCCC">'.
1.73 matthew 961: &prettyprint('stdno',$dynmeta{'stdno'}).
962: '</td>'."</tr>\n");
963: foreach ('avetries','difficulty','disc') {
964: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
965: '<td bgcolor="#CCCCCC">'.
966: &prettyprint($_,sprintf('%5.2f',$dynmeta{$_})).
967: '</td>'."</tr>\n");
968: }
969: $r->print('</table>');
970: }
971: if (exists($dynmeta{'stats'})) {
972: #
973: # New assessment statistics
974: $r->print('<h4>'.
975: &mt('Detailed Assessment Statistical Data').
976: '</h4>');
1.88 banghart 977: my $table = '<table cellspacing="2" border="0">'.
1.73 matthew 978: '<tr>'.
979: '<th>Course</th>'.
980: '<th>Section(s)</th>'.
981: '<th>Num Students</th>'.
982: '<th>Mean Tries</th>'.
983: '<th>Degree of Difficulty</th>'.
984: '<th>Degree of Discrimination</th>'.
985: '<th>Time of computation</th>'.
986: '</tr>'.$/;
987: foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
988: my $data = $dynmeta{'stats'}->{$identifier};
989: my $course = $data->{'course'};
1.154 albertel 990: my %courseinfo =
991: &Apache::lonnet::coursedescription($course,
992: {'one_time' => 1});
1.73 matthew 993: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
994: &Apache::lonnet::logthis('lookup for '.$course.' failed');
995: next;
996: }
997: $table .= '<tr>';
998: $table .=
999: '<td><nobr>'.$courseinfo{'description'}.'</nobr></td>';
1000: $table .=
1001: '<td align="right">'.$data->{'sections'}.'</td>';
1002: $table .=
1003: '<td align="right">'.$data->{'stdno'}.'</td>';
1004: foreach ('avetries','difficulty','disc') {
1005: $table .= '<td align="right">';
1006: if (exists($data->{$_})) {
1007: $table .= sprintf('%.2f',$data->{$_}).' ';
1008: } else {
1009: $table .= '';
1010: }
1011: $table .= '</td>';
1012: }
1013: $table .=
1014: '<td><nobr>'.
1015: &Apache::lonlocal::locallocaltime($data->{'timestamp'}).
1016: '</nobr></td>';
1017: $table .=
1018: '</tr>'.$/;
1019: }
1020: $table .= '</table>'.$/;
1021: $r->print($table);
1022: } else {
1023: $r->print('No new dynamic data found.');
1.66 matthew 1024: }
1.70 matthew 1025: } else {
1.73 matthew 1026: $r->print('<h4>'.
1027: &mt('No Assessment Statistical Data is available for this resource').
1028: '</h4>');
1.67 matthew 1029: }
1.73 matthew 1030:
1031: #
1032: #
1.70 matthew 1033: if (exists($dynmeta{'clear'}) ||
1034: exists($dynmeta{'depth'}) ||
1035: exists($dynmeta{'helpful'}) ||
1036: exists($dynmeta{'correct'}) ||
1037: exists($dynmeta{'technical'})){
1038: $r->print('<h4>'.&mt('Evaluation Data').'</h4>'.
1.88 banghart 1039: '<table cellspacing="2" border="0">');
1.70 matthew 1040: foreach ('clear','depth','helpful','correct','technical') {
1041: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
1042: '<td bgcolor="#CCCCCC">'.
1043: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
1044: }
1045: $r->print('</table>');
1046: } else {
1047: $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>');
1.67 matthew 1048: }
1049: $uri=~/^\/res\/(\w+)\/(\w+)\//;
1.96 albertel 1050: if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
1051: || ($env{'user.role.ca./'.$1.'/'.$2})) {
1.70 matthew 1052: if (exists($dynmeta{'comments'})) {
1053: $r->print('<h4>'.&mt('Evaluation Comments').' ('.
1054: &mt('visible to author and co-authors only').
1055: ')</h4>'.
1056: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
1057: } else {
1058: $r->print('<h4>'.&mt('There are no Evaluation Comments on this resource.').'</h4>');
1059: }
1060: my $bombs = &Apache::lonmsg::retrieve_author_res_msg($uri);
1061: if (defined($bombs) && $bombs ne '') {
1062: $r->print('<a name="bombs" /><h4>'.&mt('Error Messages').' ('.
1063: &mt('visible to author and co-authors only').')'.
1064: '</h4>'.$bombs);
1065: } else {
1066: $r->print('<h4>'.&mt('There are currently no Error Messages for this resource.').'</h4>');
1067: }
1.67 matthew 1068: }
1.69 matthew 1069: #
1.67 matthew 1070: # All other stuff
1071: $r->print('<h3>'.
1072: &mt('Additional Metadata (non-standard, parameters, exports)').
1.81 www 1073: '</h3><table border="0" cellspacing="1">');
1.67 matthew 1074: foreach (sort(keys(%content))) {
1075: my $name=$_;
1076: if ($name!~/\.display$/) {
1077: my $display=&Apache::lonnet::metadata($uri,
1078: $name.'.display');
1079: if (! $display) {
1080: $display=$name;
1081: };
1082: my $otherinfo='';
1083: foreach ('name','part','type','default') {
1084: if (defined(&Apache::lonnet::metadata($uri,
1085: $name.'.'.$_))) {
1086: $otherinfo.=' '.$_.'='.
1087: &Apache::lonnet::metadata($uri,
1088: $name.'.'.$_).'; ';
1089: }
1.64 matthew 1090: }
1.81 www 1091: $r->print('<tr><td bgcolor="#bbccbb"><font size="-1" color="#556655">'.$display.'</font></td><td bgcolor="#ccddcc"><font size="-1" color="#556655">'.$content{$name});
1.67 matthew 1092: if ($otherinfo) {
1093: $r->print(' ('.$otherinfo.')');
1.64 matthew 1094: }
1.81 www 1095: $r->print("</font></td></tr>\n");
1.64 matthew 1096: }
1.66 matthew 1097: }
1.81 www 1098: $r->print("</table>");
1.67 matthew 1099: return;
1.66 matthew 1100: }
1.105 banghart 1101:
1.102 banghart 1102:
1103:
1.67 matthew 1104: #####################################################
1105: #####################################################
1106: ### ###
1107: ### Editable metadata display ###
1108: ### ###
1109: #####################################################
1110: #####################################################
1.66 matthew 1111: sub present_editable_metadata {
1.90 banghart 1112: my ($r,$uri, $file_type) = @_;
1.66 matthew 1113: # Construction Space Call
1114: # Header
1115: my $disuri=$uri;
1116: my $fn=&Apache::lonnet::filelocation('',$uri);
1.155 albertel 1117: $disuri=~s{^/\~}{/priv/};
1.66 matthew 1118: $disuri=~s/\.meta$//;
1.141 albertel 1119: my $meta_uri = $disuri;
1.147 albertel 1120: my $path;
1.141 albertel 1121: if ($disuri =~ m|/portfolio/|) {
1.147 albertel 1122: ($disuri, $meta_uri, $path) = &portfolio_display_uri($disuri,1);
1.141 albertel 1123: }
1.66 matthew 1124: my $target=$uri;
1.155 albertel 1125: $target=~s{^/\~}{/res/$env{'request.role.domain'}/};
1.66 matthew 1126: $target=~s/\.meta$//;
1127: my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
1128: if ($bombs) {
1.99 www 1129: my $showdel=1;
1.96 albertel 1130: if ($env{'form.delmsg'}) {
1.66 matthew 1131: if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
1132: $bombs=&mt('Messages deleted.');
1.99 www 1133: $showdel=0;
1.66 matthew 1134: } else {
1135: $bombs=&mt('Error deleting messages');
1.64 matthew 1136: }
1.66 matthew 1137: }
1.98 www 1138: if ($env{'form.clearmsg'}) {
1139: my $cleardir=$target;
1140: $cleardir=~s/\/[^\/]+$/\//;
1141: if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
1142: $bombs=&mt('Messages cleared.');
1.99 www 1143: $showdel=0;
1.98 www 1144: } else {
1145: $bombs=&mt('Error clearing messages');
1146: }
1147: }
1148: my $del=&mt('Delete Messages for this Resource');
1149: my $clear=&mt('Clear all Messages in Subdirectory');
1.99 www 1150: my $goback=&mt('Back to Source File');
1.66 matthew 1151: $r->print(<<ENDBOMBS);
1.52 www 1152: <h1>$disuri</h1>
1.169 banghart 1153: <form method="post" action="" name="defaultmeta">
1.99 www 1154: ENDBOMBS
1155: if ($showdel) {
1156: $r->print(<<ENDDEL);
1.59 www 1157: <input type="submit" name="delmsg" value="$del" />
1.98 www 1158: <input type="submit" name="clearmsg" value="$clear" />
1.99 www 1159: ENDDEL
1160: } else {
1161: $r->print('<a href="'.$disuri.'" />'.$goback.'</a>');
1162: }
1163: $r->print('<br />'.$bombs);
1.66 matthew 1164: } else {
1165: my $displayfile='Catalog Information for '.$disuri;
1166: if ($disuri=~/\/default$/) {
1167: my $dir=$disuri;
1168: $dir=~s/default$//;
1169: $displayfile=
1170: &mt('Default Cataloging Information for Directory').' '.
1171: $dir;
1172: }
1173: %Apache::lonpublisher::metadatafields=();
1174: %Apache::lonpublisher::metadatakeys=();
1.94 banghart 1175: my $result=&Apache::lonnet::getfile($fn);
1176: if ($result == -1){
1.141 albertel 1177: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.94 banghart 1178: } else {
1179: &Apache::lonpublisher::metaeval($result);
1180: }
1.66 matthew 1181: $r->print(<<ENDEDIT);
1.23 www 1182: <h1>$displayfile</h1>
1.169 banghart 1183: <form method="post" action="" name="defaultmeta">
1.23 www 1184: ENDEDIT
1.169 banghart 1185: $r->print('<script type="JavaScript">'.
1.86 albertel 1186: &Apache::loncommon::browser_and_searcher_javascript().
1.66 matthew 1187: '</script>');
1.90 banghart 1188: my %lt=&fieldnames($file_type);
1.87 albertel 1189: my $output;
1.90 banghart 1190: my @fields;
1191: if ($file_type eq 'portfolio') {
1.163 albertel 1192: @fields = ('author','title','subject','keywords','abstract',
1193: 'notes','lowestgradelevel',
1.140 banghart 1194: 'highestgradelevel','standards');
1.90 banghart 1195: } else {
1196: @fields = ('author','title','subject','keywords','abstract','notes',
1.66 matthew 1197: 'copyright','customdistributionfile','language',
1198: 'standards',
1.78 taceyjo1 1199: 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
1.90 banghart 1200: 'obsolete','obsoletereplacement');
1201: }
1.139 banghart 1202: if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
1203: (! $env{'form.new_courserestricted'})) {
1.138 banghart 1204: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1205: 'none';
1.139 banghart 1206: } elsif ($env{'form.new_courserestricted'}) {
1207: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1208: $env{'form.new_courserestricted'};
1209: }
1.120 banghart 1210: if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
1211: $Apache::lonpublisher::metadatafields{'copyright'}=
1.163 albertel 1212: 'default';
1.120 banghart 1213: }
1.149 albertel 1214: if ($file_type eq 'portfolio') {
1.163 albertel 1215: if (! $Apache::lonpublisher::metadatafields{'mime'}) {
1216: ($Apache::lonpublisher::metadatafields{'mime'}) =
1217: ( $target=~/\.(\w+)$/ );
1218: }
1219: if (! $Apache::lonpublisher::metadatafields{'owner'}) {
1220: $Apache::lonpublisher::metadatafields{'owner'} =
1221: $env{'user.name'}.':'.$env{'user.domain'};
1222: }
1223:
1.149 albertel 1224: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
1225: $r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
1226: '</strong>').'<br />');
1227: } else {
1228: $r->print("This resource is not associated with a course.<br />");
1229: }
1230: }
1.143 albertel 1231: foreach my $field_name (@fields) {
1.132 banghart 1232:
1233: if (defined($env{'form.new_'.$field_name})) {
1234: $Apache::lonpublisher::metadatafields{$field_name}=
1235: join(',',&Apache::loncommon::get_env_multiple('form.new_'.$field_name));
1.66 matthew 1236: }
1.150 albertel 1237: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
1238: && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
1.115 banghart 1239: # handle restrictions here
1.138 banghart 1240: if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
1241: ($field_name eq 'courserestricted')){
1.143 albertel 1242: $output.=("\n".'<p>'.$lt{$field_name}.': '.
1.132 banghart 1243: &prettyinput($field_name,
1244: $Apache::lonpublisher::metadatafields{$field_name},
1.138 banghart 1245: 'new_'.$field_name,'defaultmeta',
1246: undef,undef,undef,undef,
1.143 albertel 1247: $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>'."\n");
1.127 banghart 1248: }
1.115 banghart 1249: } else {
1.138 banghart 1250:
1.132 banghart 1251: $output.=('<p>'.$lt{$field_name}.': '.
1252: &prettyinput($field_name,
1253: $Apache::lonpublisher::metadatafields{$field_name},
1254: 'new_'.$field_name,'defaultmeta').'</p>');
1.138 banghart 1255:
1.115 banghart 1256: }
1.66 matthew 1257: }
1.143 albertel 1258: if ($env{'form.store'}) {
1259: my $mfh;
1260: my $formname='store';
1261: my $file_content;
1.142 albertel 1262: if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
1263: $Apache::lonpublisher::metadatafields{'keywords'} =
1264: join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
1265: }
1.143 albertel 1266:
1267: foreach (sort keys %Apache::lonpublisher::metadatafields) {
1268: next if ($_ =~ /\./);
1269: my $unikey=$_;
1270: $unikey=~/^([A-Za-z]+)/;
1271: my $tag=$1;
1272: $tag=~tr/A-Z/a-z/;
1273: $file_content.= "\n\<$tag";
1274: foreach (split(/\,/,
1275: $Apache::lonpublisher::metadatakeys{$unikey})
1276: ) {
1277: my $value=
1278: $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
1279: $value=~s/\"/\'\'/g;
1280: $file_content.=' '.$_.'="'.$value.'"' ;
1281: # print $mfh ' '.$_.'="'.$value.'"';
1282: }
1283: $file_content.= '>'.
1284: &HTML::Entities::encode
1285: ($Apache::lonpublisher::metadatafields{$unikey},
1286: '<>&"').
1287: '</'.$tag.'>';
1.142 albertel 1288: }
1.159 raeburn 1289: if ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles/portfolio/|) {
1.143 albertel 1290: my ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
1.159 raeburn 1291: $r->print(&store_portfolio_metadata($formname,$file_content,$path,
1.169 banghart 1292: $new_fn));
1293: unless ($env{'form.associate'}) {
1.170 banghart 1294: $r->print(&Apache::portfolio::done("Return to Portfolio",'/adm/portfolio'));
1.169 banghart 1295: return;
1296: }
1.159 raeburn 1297: } elsif ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles/groups/\w+/portfolio/|) {
1298: my ($path, $new_fn) = ($fn =~ m|/(groups/\w+/portfolio.*)/([^/]*)$|);
1299: $r->print(&store_portfolio_metadata($formname,$file_content,$path,$new_fn));
1.169 banghart 1300: unless ($env{'form.associate'}) {
1.170 banghart 1301: $r->print(&Apache::portfolio::done("Return to Portfolio",'/adm/portfolio'));
1.169 banghart 1302: return;
1303: }
1.142 albertel 1304: } else {
1.143 albertel 1305: if (! ($mfh=Apache::File->new('>'.$fn))) {
1306: $r->print('<p><font color="red">'.
1307: &mt('Could not write metadata').', '.
1308: &mt('FAIL').'</font></p>');
1309: } else {
1310: print $mfh $file_content;
1311: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1312: ' '.&Apache::lonlocal::locallocaltime(time).
1313: '</font></p>');
1314: }
1.169 banghart 1315: unless ($env{'form.associate'}) {
1.170 banghart 1316: $r->print(&Apache::portfolio::done("Return to Portfolio",'/adm/portfolio'));
1.169 banghart 1317: return;
1318: }
1.142 albertel 1319: }
1320: }
1.143 albertel 1321:
1322: $r->print($output.'<br /><input type="submit" name="store" value="'.
1.169 banghart 1323: &mt('Store Catalog Information').'" />');
1.147 albertel 1324:
1.149 albertel 1325: if ($file_type eq 'portfolio') {
1.156 albertel 1326: my ($port_path,$group) = &get_port_path_and_group($uri);
1.159 raeburn 1327: if ($group) {
1328: $r->print('<input type="hidden" name="group" value="'.$group.'" />');
1329: }
1.169 banghart 1330: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
1.149 albertel 1331: $r->print('</form>
1.169 banghart 1332: <br /><br /><form method="post" action="'.$port_path.'">'.
1.156 albertel 1333: '<input type="hidden" name="group" value="'.$group.'" />'.
1.149 albertel 1334: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1.169 banghart 1335: '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'" />');
1.149 albertel 1336: }
1.142 albertel 1337: }
1.149 albertel 1338:
1.143 albertel 1339: $r->print('</form>');
1340:
1.66 matthew 1341: return;
1.1 www 1342: }
1.64 matthew 1343:
1.159 raeburn 1344: sub store_portfolio_metadata {
1345: my ($formname,$content,$path,$new_fn) = @_;
1346: $env{'form.'.$formname}=$content."\n";
1347: $env{'form.'.$formname.'.filename'}=$new_fn;
1348: my $result =&Apache::lonnet::userfileupload($formname,'',$path);
1349: if ($result =~ /(error|notfound)/) {
1350: return '<p><font color="red">'.
1351: &mt('Could not write metadata').', '.
1352: &mt('FAIL').'</font></p>';
1353: } else {
1354: return '<p><font color="blue">'.&mt('Wrote Metadata').
1355: ' '.&Apache::lonlocal::locallocaltime(time).'</font></p>';
1356: }
1357: }
1358:
1.1 www 1359: 1;
1360: __END__
1.97 banghart 1361:
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