Annotation of loncom/interface/lonmeta.pm, revision 1.155
1.1 www 1: # The LearningOnline Network with CAPA
1.8 albertel 2: # Metadata display handler
3: #
1.155 ! albertel 4: # $Id: lonmeta.pm,v 1.154 2006/04/26 14:53:52 albertel 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;
1.1 www 42:
1.44 www 43:
1.80 matthew 44: ############################################################
45: ############################################################
46: ##
47: ## &get_dynamic_metadata_from_sql($url)
48: ##
49: ## Queries sql database for dynamic metdata
50: ## Returns a hash of hashes, with keys of urls which match $url
51: ## Returned fields are given below.
52: ##
53: ## Examples:
54: ##
55: ## %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql
56: ## ('/res/msu/korte/');
57: ##
58: ## $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field}
59: ##
60: ############################################################
61: ############################################################
62: sub get_dynamic_metadata_from_sql {
63: my ($url) = shift();
64: my ($authordom,$author)=($url=~m:^/res/(\w+)/(\w+)/:);
65: if (! defined($authordom)) {
66: $authordom = shift();
67: }
68: if (! defined($author)) {
69: $author = shift();
70: }
71: if (! defined($authordom) || ! defined($author)) {
72: return ();
73: }
1.151 www 74: my @Fields = ('url','count','course','course_list',
1.80 matthew 75: 'goto','goto_list',
76: 'comefrom','comefrom_list',
77: 'sequsage','sequsage_list',
78: 'stdno','stdno_list',
1.83 www 79: 'dependencies',
1.80 matthew 80: 'avetries','avetries_list',
81: 'difficulty','difficulty_list',
82: 'disc','disc_list',
83: 'clear','technical','correct',
84: 'helpful','depth');
85: #
86: my $query = 'SELECT '.join(',',@Fields).
87: ' FROM metadata WHERE url LIKE "'.$url.'%"';
88: my $server = &Apache::lonnet::homeserver($author,$authordom);
89: my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
90: ,[$server]);
91: return () if (! defined($reply) || ref($reply) ne 'HASH');
92: my $filename = $reply->{$server};
93: if (! defined($filename) || $filename =~ /^error/) {
94: return ();
95: }
96: my $max_time = time + 10; # wait 10 seconds for results at most
97: my %ReturnHash;
98: #
99: # Look for results
100: my $finished = 0;
101: while (! $finished && time < $max_time) {
102: my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename;
103: if (! -e "$datafile.end") { next; }
104: my $fh;
105: if (!($fh=Apache::File->new($datafile))) { next; }
106: while (my $result = <$fh>) {
107: chomp($result);
108: next if (! $result);
109: my @Data =
110: map {
111: &Apache::lonnet::unescape($_);
112: } split(',',$result);
113: my $url = $Data[0];
114: for (my $i=0;$i<=$#Fields;$i++) {
115: $ReturnHash{$url}->{$Fields[$i]}=$Data[$i];
116: }
117: }
118: $finished = 1;
119: }
120: #
121: return %ReturnHash;
122: }
123:
124:
1.64 matthew 125: # Fetch and evaluate dynamic metadata
1.9 www 126: sub dynamicmeta {
127: my $url=&Apache::lonnet::declutter(shift);
128: $url=~s/\.meta$//;
129: my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
1.19 www 130: my $regexp=$url;
1.9 www 131: $regexp=~s/(\W)/\\$1/g;
1.10 www 132: $regexp='___'.$regexp.'___';
1.16 albertel 133: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
134: $aauthor,$regexp);
1.63 matthew 135: my %DynamicData = &LONCAPA::lonmetadata::process_reseval_data(\%evaldata);
136: my %Data = &LONCAPA::lonmetadata::process_dynamic_metadata($url,
137: \%DynamicData);
1.40 matthew 138: #
1.46 www 139: # Deal with 'count' separately
1.63 matthew 140: $Data{'count'} = &access_count($url,$aauthor,$adomain);
1.67 matthew 141: #
142: # Debugging code I will probably need later
143: if (0) {
144: &Apache::lonnet::logthis('Dynamic Metadata');
145: while(my($k,$v)=each(%Data)){
146: &Apache::lonnet::logthis(' "'.$k.'"=>"'.$v.'"');
147: }
148: &Apache::lonnet::logthis('-------------------');
149: }
1.63 matthew 150: return %Data;
1.40 matthew 151: }
152:
153: sub access_count {
154: my ($src,$author,$adomain) = @_;
155: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
156: $author,$src);
157: if (! exists($countdata{$src})) {
1.47 www 158: return &mt('Not Available');
1.40 matthew 159: } else {
160: return $countdata{$src};
161: }
1.25 www 162: }
163:
1.64 matthew 164: # Try to make an alt tag if there is none
1.25 www 165: sub alttag {
1.26 www 166: my ($base,$src)=@_;
167: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
168: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
1.64 matthew 169: &Apache::lonnet::metadata($fullpath,'subject').' '.
170: &Apache::lonnet::metadata($fullpath,'abstract');
1.26 www 171: $alttag=~s/\s+/ /gs;
172: $alttag=~s/\"//gs;
173: $alttag=~s/\'//gs;
174: $alttag=~s/\s+$//gs;
175: $alttag=~s/^\s+//gs;
1.64 matthew 176: if ($alttag) {
177: return $alttag;
178: } else {
179: return &mt('No information available');
180: }
1.9 www 181: }
1.1 www 182:
1.64 matthew 183: # Author display
1.29 www 184: sub authordisplay {
185: my ($aname,$adom)=@_;
1.64 matthew 186: return &Apache::loncommon::aboutmewrapper
187: (&Apache::loncommon::plainname($aname,$adom),
188: $aname,$adom,'preview').' <tt>['.$aname.'@'.$adom.']</tt>';
1.29 www 189: }
190:
1.64 matthew 191: # Pretty display
1.12 www 192: sub evalgraph {
193: my $value=shift;
1.65 matthew 194: if (! $value) {
195: return '';
196: }
1.12 www 197: my $val=int($value*10.+0.5)-10;
1.71 matthew 198: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 199: if ($val>=20) {
1.71 matthew 200: $output.='<td width="20" bgcolor="#555555">  </td>';
1.12 www 201: } else {
1.71 matthew 202: $output.='<td width="'.($val).'" bgcolor="#555555"> </td>'.
203: '<td width="'.(20-$val).'" bgcolor="#FF3333"> </td>';
1.12 www 204: }
205: $output.='<td bgcolor="#FFFF33"> </td>';
206: if ($val>20) {
1.71 matthew 207: $output.='<td width="'.($val-20).'" bgcolor="#33FF33"> </td>'.
208: '<td width="'.(40-$val).'" bgcolor="#555555"> </td>';
1.12 www 209: } else {
1.71 matthew 210: $output.='<td width="20" bgcolor="#555555">  </td>';
1.12 www 211: }
1.71 matthew 212: $output.='<td> ('.sprintf("%5.2f",$value).') </td></tr></table>';
1.12 www 213: return $output;
214: }
215:
216: sub diffgraph {
217: my $value=shift;
1.65 matthew 218: if (! $value) {
219: return '';
220: }
1.12 www 221: my $val=int(40.0*$value+0.5);
1.13 www 222: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
223: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
1.71 matthew 224: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 225: for (my $i=0;$i<8;$i++) {
226: if ($val>$i*5) {
1.71 matthew 227: $output.='<td width="5" bgcolor="'.$colors[$i].'"> </td>';
1.12 www 228: } else {
1.71 matthew 229: $output.='<td width="5" bgcolor="#555555"> </td>';
1.12 www 230: }
231: }
1.71 matthew 232: $output.='<td> ('.sprintf("%3.2f",$value).') </td></tr></table>';
1.12 www 233: return $output;
234: }
235:
1.44 www 236:
1.64 matthew 237: # The field names
1.45 www 238: sub fieldnames {
1.90 banghart 239: my $file_type=shift;
1.115 banghart 240: my %fields =
241: ('title' => 'Title',
1.113 banghart 242: 'author' =>'Author(s)',
1.131 albertel 243: 'authorspace' => 'Author Space',
244: 'modifyinguser' => 'Last Modifying User',
1.113 banghart 245: 'subject' => 'Subject',
1.133 banghart 246: 'standards' => 'Standards',
1.113 banghart 247: 'keywords' => 'Keyword(s)',
248: 'notes' => 'Notes',
249: 'abstract' => 'Abstract',
250: 'lowestgradelevel' => 'Lowest Grade Level',
1.149 albertel 251: 'highestgradelevel' => 'Highest Grade Level');
252:
253: if (! defined($file_type) || $file_type ne 'portfolio') {
254: %fields =
255: (%fields,
256: 'courserestricted' => 'Course Restricting Metadata');
257: }
1.120 banghart 258:
1.93 matthew 259: if (! defined($file_type) || $file_type ne 'portfolio') {
260: %fields =
261: (%fields,
262: 'domain' => 'Domain',
1.64 matthew 263: 'mime' => 'MIME Type',
264: 'language' => 'Language',
265: 'creationdate' => 'Creation Date',
266: 'lastrevisiondate' => 'Last Revision Date',
267: 'owner' => 'Publisher/Owner',
268: 'copyright' => 'Copyright/Distribution',
269: 'customdistributionfile' => 'Custom Distribution File',
1.84 banghart 270: 'sourceavail' => 'Source Available',
1.78 taceyjo1 271: 'sourcerights' => 'Source Custom Distribution File',
1.64 matthew 272: 'obsolete' => 'Obsolete',
273: 'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
274: 'count' => 'Network-wide number of accesses (hits)',
275: 'course' => 'Network-wide number of courses using resource',
276: 'course_list' => 'Network-wide courses using resource',
277: 'sequsage' => 'Number of resources using or importing resource',
278: 'sequsage_list' => 'Resources using or importing resource',
279: 'goto' => 'Number of resources that follow this resource in maps',
280: 'goto_list' => 'Resources that follow this resource in maps',
281: 'comefrom' => 'Number of resources that lead up to this resource in maps',
282: 'comefrom_list' => 'Resources that lead up to this resource in maps',
283: 'clear' => 'Material presented in clear way',
284: 'depth' => 'Material covered with sufficient depth',
285: 'helpful' => 'Material is helpful',
286: 'correct' => 'Material appears to be correct',
287: 'technical' => 'Resource is technically correct',
288: 'avetries' => 'Average number of tries till solved',
289: 'stdno' => 'Total number of students who have worked on this problem',
1.73 matthew 290: 'difficulty' => 'Degree of difficulty',
291: 'disc' => 'Degree of discrimination',
1.133 banghart 292: 'dependencies' => 'Resources used by this resource',
1.64 matthew 293: );
1.93 matthew 294: }
295: return &Apache::lonlocal::texthash(%fields);
1.45 www 296: }
1.141 albertel 297:
1.146 albertel 298: sub portfolio_linked_path {
1.155 ! albertel 299: my ($path,$group,$port_path) = @_;
! 300:
! 301: my $start = 'portfolio';
! 302: if ($group) {
! 303: $start = "groups/$group/".$start;
! 304: }
! 305: my $result = &Apache::portfolio::make_anchor($port_path,$start,'/',
! 306: undef,undef,undef,$group);
! 307:
1.146 albertel 308: my $fullpath = '/';
309: my (undef,@tree) = split('/',$path);
1.147 albertel 310: my $filename = pop(@tree);
1.146 albertel 311: foreach my $dir (@tree) {
312: $fullpath .= $dir.'/';
313: $result .= '/';
1.155 ! albertel 314: $result .= &Apache::portfolio::make_anchor($port_path,$dir,$fullpath,
! 315: undef,undef,undef,$group);
1.146 albertel 316: }
1.147 albertel 317: $result .= "/$filename";
1.146 albertel 318: return $result;
319: }
320:
1.141 albertel 321: sub portfolio_display_uri {
1.146 albertel 322: my ($uri,$as_links)=@_;
1.155 ! albertel 323: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
! 324: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
! 325: my ($port_path,$group);
! 326: if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
! 327: $group = (split('/',$uri))[5];
! 328: $port_path = '/adm/coursegrp_portfolio';
! 329: } else {
! 330: $port_path = '/adm/portfolio';
! 331: }
1.144 albertel 332: $uri =~ s|.*/(portfolio/.*)$|$1|;
1.141 albertel 333: my ($res_uri,$meta_uri) = ($uri,$uri);
334: if ($uri =~ /\.meta$/) {
335: $res_uri =~ s/\.meta//;
336: } else {
337: $meta_uri .= '.meta';
338: }
1.146 albertel 339:
1.148 albertel 340: my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
1.146 albertel 341: if ($as_links) {
1.155 ! albertel 342: $res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
! 343: $meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
1.146 albertel 344: }
1.145 albertel 345: return ($res_uri,$meta_uri,$path);
1.141 albertel 346: }
347:
1.140 banghart 348: sub pre_select_course {
349: my ($r,$uri) = @_;
350: my $output;
351: my $fn=&Apache::lonnet::filelocation('',$uri);
1.145 albertel 352: my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
1.140 banghart 353: %Apache::lonpublisher::metadatafields=();
354: %Apache::lonpublisher::metadatakeys=();
355: my $result=&Apache::lonnet::getfile($fn);
356: if ($result == -1){
1.141 albertel 357: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.140 banghart 358: } else {
359: &Apache::lonpublisher::metaeval($result);
360: }
1.141 albertel 361: $r->print('<hr /><form method="post" action="" >');
362: $r->print('<p>'.&mt('If you would like to associate this resource ([_1]) with a current or previous course, please select one from the list below, otherwise select, \'None\'','<tt>'.$res_uri.'</tt>').'</p>');
1.140 banghart 363: $output = &select_course();
364: $r->print($output.'<br /><input type="submit" name="store" value="'.
1.141 albertel 365: &mt('Associate Resource With Selected Course').'">');
1.140 banghart 366: $r->print('</form>');
1.145 albertel 367:
368: $r->print('<br /><br /><form method="POST" action="/adm/portfolio">'.
369: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
370: '<input type="submit" name="cancel" value="'.&mt('Cancel').'">'.
371: '</form>');
372:
1.140 banghart 373: return;
374: }
1.100 banghart 375: sub select_course {
1.150 albertel 376: my $output=$/;
377: my $current_restriction=
378: $Apache::lonpublisher::metadatafields{'courserestricted'};
379: my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
380: : '');
381:
382: $output .= '<select name="new_courserestricted" >';
383: $output .= '<option value="none" '.$selected.'>'.
384: &mt('None').'</option>'.$/;
1.113 banghart 385: my %courses;
1.150 albertel 386: foreach my $key (keys(%env)) {
387: if ($key !~ m/^course\.(.+)\.description$/) { next; }
388: my $cid = $1;
389: if ($env{$key} !~ /\S/) { next; }
390: $courses{$key} = $cid;
391: }
392: foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
393: my $cid = 'course.'.$courses{$key};
394: my $selected = ($current_restriction eq $cid ? 'selected="selected"'
395: : '');
396: if ($env{$key} !~ /\S/) { next; }
397: $output .= '<option value="'.$cid.'" '.$selected.'>';
398: $output .= $env{$key};
399: $output .= '</option>'.$/;
400: $selected = '';
1.100 banghart 401: }
1.138 banghart 402: $output .= '</select><br />';
1.137 banghart 403: return ($output);
1.100 banghart 404: }
1.64 matthew 405: # Pretty printing of metadata field
1.46 www 406:
407: sub prettyprint {
1.82 www 408: my ($type,$value,$target,$prefix,$form,$noformat)=@_;
409: # $target,$prefix,$form are optional and for filecrumbs only
1.65 matthew 410: if (! defined($value)) {
411: return ' ';
412: }
1.64 matthew 413: # Title
1.46 www 414: if ($type eq 'title') {
415: return '<font size="+1" face="arial">'.$value.'</font>';
416: }
1.64 matthew 417: # Dates
1.46 www 418: if (($type eq 'creationdate') ||
419: ($type eq 'lastrevisiondate')) {
1.55 www 420: return ($value?&Apache::lonlocal::locallocaltime(
421: &Apache::lonmysql::unsqltime($value)):
422: &mt('not available'));
1.46 www 423: }
1.64 matthew 424: # Language
1.46 www 425: if ($type eq 'language') {
426: return &Apache::loncommon::languagedescription($value);
427: }
1.64 matthew 428: # Copyright
1.46 www 429: if ($type eq 'copyright') {
430: return &Apache::loncommon::copyrightdescription($value);
431: }
1.78 taceyjo1 432: # Copyright
433: if ($type eq 'sourceavail') {
434: return &Apache::loncommon::source_copyrightdescription($value);
435: }
1.64 matthew 436: # MIME
1.46 www 437: if ($type eq 'mime') {
1.64 matthew 438: return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
439: &Apache::loncommon::filedescription($value);
440: }
441: # Person
1.46 www 442: if (($type eq 'author') ||
443: ($type eq 'owner') ||
444: ($type eq 'modifyinguser') ||
445: ($type eq 'authorspace')) {
446: $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
447: return $value;
448: }
1.64 matthew 449: # Gradelevel
1.48 www 450: if (($type eq 'lowestgradelevel') ||
451: ($type eq 'highestgradelevel')) {
452: return &Apache::loncommon::gradeleveldescription($value);
453: }
1.64 matthew 454: # Only for advance users below
1.96 albertel 455: if (! $env{'user.adv'}) {
1.65 matthew 456: return '<i>- '.&mt('not displayed').' -</i>';
457: }
1.64 matthew 458: # File
1.46 www 459: if (($type eq 'customdistributionfile') ||
460: ($type eq 'obsoletereplacement') ||
461: ($type eq 'goto_list') ||
462: ($type eq 'comefrom_list') ||
1.82 www 463: ($type eq 'sequsage_list') ||
1.83 www 464: ($type eq 'dependencies')) {
1.151 www 465: return '<font size="-1"><ul>'.join("\n",map {
1.70 matthew 466: my $url = &Apache::lonnet::clutter($_);
1.72 matthew 467: my $title = &Apache::lonnet::gettitle($url);
468: if ($title eq '') {
469: $title = 'Untitled';
470: if ($url =~ /\.sequence$/) {
471: $title .= ' Sequence';
472: } elsif ($url =~ /\.page$/) {
473: $title .= ' Page';
474: } elsif ($url =~ /\.problem$/) {
475: $title .= ' Problem';
476: } elsif ($url =~ /\.html$/) {
477: $title .= ' HTML document';
478: } elsif ($url =~ m:/syllabus$:) {
479: $title .= ' Syllabus';
480: }
481: }
1.82 www 482: $_ = '<li>'.$title.' '.
483: &Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form,'-1',$noformat).
484: '</li>'
485: } split(/\s*\,\s*/,$value)).'</ul></font>';
1.46 www 486: }
1.64 matthew 487: # Evaluations
1.46 www 488: if (($type eq 'clear') ||
489: ($type eq 'depth') ||
490: ($type eq 'helpful') ||
491: ($type eq 'correct') ||
492: ($type eq 'technical')) {
493: return &evalgraph($value);
494: }
1.64 matthew 495: # Difficulty
1.73 matthew 496: if ($type eq 'difficulty' || $type eq 'disc') {
1.46 www 497: return &diffgraph($value);
498: }
1.64 matthew 499: # List of courses
1.46 www 500: if ($type=~/\_list/) {
1.72 matthew 501: my @Courses = split(/\s*\,\s*/,$value);
1.151 www 502: my $Str='<font size="-1"><ul>';
1.72 matthew 503: foreach my $course (@Courses) {
1.154 albertel 504: my %courseinfo =
505: &Apache::lonnet::coursedescription($course,
506: {'one_time' => 1});
1.72 matthew 507: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
508: next;
509: }
1.151 www 510: $Str .= '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
1.72 matthew 511: $courseinfo{'num'}.'/syllabus" target="preview">'.
1.151 www 512: $courseinfo{'description'}.'</a></li>';
1.72 matthew 513: }
1.151 www 514: return $Str.'</ul></font>';
1.46 www 515: }
1.64 matthew 516: # No pretty print found
1.46 www 517: return $value;
518: }
519:
1.64 matthew 520: # Pretty input of metadata field
1.54 www 521: sub direct {
522: return shift;
523: }
524:
1.48 www 525: sub selectbox {
526: my ($name,$value,$functionref,@idlist)=@_;
1.65 matthew 527: if (! defined($functionref)) {
528: $functionref=\&direct;
529: }
1.48 www 530: my $selout='<select name="'.$name.'">';
531: foreach (@idlist) {
532: $selout.='<option value=\''.$_.'\'';
533: if ($_ eq $value) {
534: $selout.=' selected>'.&{$functionref}($_).'</option>';
535: }
536: else {$selout.='>'.&{$functionref}($_).'</option>';}
537: }
538: return $selout.'</select>';
539: }
540:
1.54 www 541: sub relatedfield {
542: my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
1.65 matthew 543: if (! $relatedsearchflag) {
544: return '';
545: }
546: if (! defined($relatedsep)) {
547: $relatedsep=' ';
548: }
549: if (! $show) {
550: return $relatedsep.' ';
551: }
1.54 www 552: return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
553: ($relatedvalue?' checked="1"':'').' />';
554: }
1.48 www 555:
1.46 www 556: sub prettyinput {
1.54 www 557: my ($type,$value,$fieldname,$formname,
1.116 banghart 558: $relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
1.75 matthew 559: if (! defined($size)) {
560: $size = 80;
561: }
1.128 banghart 562: my $output;
1.150 albertel 563: if (defined($course_key)
564: && exists($env{$course_key.'.metadata.'.$type.'.options'})) {
1.116 banghart 565: my $stu_add;
566: my $only_one;
1.128 banghart 567: my %meta_options;
568: my @cur_values_inst;
569: my $cur_values_stu;
1.132 banghart 570: my $values = $env{$course_key.'.metadata.'.$type.'.values'};
571: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
1.116 banghart 572: $stu_add = 'true';
573: }
1.132 banghart 574: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
1.116 banghart 575: $only_one = 'true';
576: }
1.128 banghart 577: # need to take instructor values out of list where instructor and student
578: # values may be mixed.
1.133 banghart 579: if ($values) {
1.132 banghart 580: foreach my $item (split(/,/,$values)) {
581: $item =~ s/^\s+//;
1.133 banghart 582: $meta_options{$item} = $item;
1.128 banghart 583: }
1.132 banghart 584: foreach my $item (split(/,/,$value)) {
585: $item =~ s/^\s+//;
586: if ($meta_options{$item}) {
587: push(@cur_values_inst,$item);
1.128 banghart 588: } else {
1.132 banghart 589: $cur_values_stu .= $item.',';
1.128 banghart 590: }
591: }
1.129 banghart 592: } else {
593: $cur_values_stu = $value;
1.128 banghart 594: }
1.121 banghart 595: if ($type eq 'courserestricted') {
1.138 banghart 596: return (&select_course());
597: # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.121 banghart 598: }
1.130 banghart 599: if (($type eq 'keywords') || ($type eq 'subject')
600: || ($type eq 'author')||($type eq 'notes')
1.133 banghart 601: || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards')) {
1.129 banghart 602: if ($values) {
603: if ($only_one) {
1.134 banghart 604: $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
1.129 banghart 605: } else {
1.130 banghart 606: $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
1.129 banghart 607: }
1.128 banghart 608: }
609: if ($stu_add) {
610: $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
611: 'value="'.$cur_values_stu.'" />'.
612: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
613: $relatedvalue);
1.119 banghart 614: }
1.128 banghart 615: return ($output);
1.116 banghart 616: }
617: if (($type eq 'lowestgradelevel') ||
618: ($type eq 'highestgradelevel')) {
619: return &Apache::loncommon::select_level_form($value,$fieldname).
620: &relatedfield(0,$relatedsearchflag,$relatedsep);
621: }
622: return();
623: }
1.64 matthew 624: # Language
1.48 www 625: if ($type eq 'language') {
626: return &selectbox($fieldname,
627: $value,
628: \&Apache::loncommon::languagedescription,
1.54 www 629: (&Apache::loncommon::languageids)).
1.64 matthew 630: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 631: }
1.64 matthew 632: # Copyright
1.48 www 633: if ($type eq 'copyright') {
634: return &selectbox($fieldname,
635: $value,
636: \&Apache::loncommon::copyrightdescription,
1.54 www 637: (&Apache::loncommon::copyrightids)).
1.64 matthew 638: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 639: }
1.78 taceyjo1 640: # Source Copyright
641: if ($type eq 'sourceavail') {
642: return &selectbox($fieldname,
643: $value,
644: \&Apache::loncommon::source_copyrightdescription,
645: (&Apache::loncommon::source_copyrightids)).
646: &relatedfield(0,$relatedsearchflag,$relatedsep);
647: }
1.64 matthew 648: # Gradelevels
1.48 www 649: if (($type eq 'lowestgradelevel') ||
650: ($type eq 'highestgradelevel')) {
1.54 www 651: return &Apache::loncommon::select_level_form($value,$fieldname).
1.64 matthew 652: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 653: }
1.64 matthew 654: # Obsolete
1.48 www 655: if ($type eq 'obsolete') {
656: return '<input type="checkbox" name="'.$fieldname.'"'.
1.54 www 657: ($value?' checked="1"':'').' />'.
1.64 matthew 658: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 659: }
1.64 matthew 660: # Obsolete replacement file
1.48 www 661: if ($type eq 'obsoletereplacement') {
662: return '<input type="text" name="'.$fieldname.
663: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
664: "('".$formname."','".$fieldname."'".
1.54 www 665: ",'')\">".&mt('Select').'</a>'.
1.64 matthew 666: &relatedfield(0,$relatedsearchflag,$relatedsep);
667: }
668: # Customdistribution file
1.48 www 669: if ($type eq 'customdistributionfile') {
670: return '<input type="text" name="'.$fieldname.
671: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
672: "('".$formname."','".$fieldname."'".
1.54 www 673: ",'rights')\">".&mt('Select').'</a>'.
1.64 matthew 674: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 675: }
1.78 taceyjo1 676: # Source Customdistribution file
677: if ($type eq 'sourcerights') {
678: return '<input type="text" name="'.$fieldname.
679: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
680: "('".$formname."','".$fieldname."'".
681: ",'rights')\">".&mt('Select').'</a>'.
682: &relatedfield(0,$relatedsearchflag,$relatedsep);
683: }
1.135 banghart 684: if ($type eq 'courserestricted') {
1.138 banghart 685: return (&select_course());
686: #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.135 banghart 687: }
688:
1.64 matthew 689: # Dates
1.48 www 690: if (($type eq 'creationdate') ||
691: ($type eq 'lastrevisiondate')) {
1.64 matthew 692: return
693: &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
694: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 695: }
1.64 matthew 696: # No pretty input found
1.48 www 697: $value=~s/^\s+//gs;
698: $value=~s/\s+$//gs;
699: $value=~s/\s+/ /gs;
1.77 matthew 700: $value=~s/\"/\"\;/gs;
1.54 www 701: return
1.74 matthew 702: '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
1.64 matthew 703: 'value="'.$value.'" />'.
704: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
705: $relatedvalue);
1.46 www 706: }
707:
1.64 matthew 708: # Main Handler
1.1 www 709: sub handler {
1.64 matthew 710: my $r=shift;
711: #
1.67 matthew 712: my $uri=$r->uri;
713: #
714: # Set document type
715: &Apache::loncommon::content_type($r,'text/html');
716: $r->send_http_header;
717: return OK if $r->header_only;
1.64 matthew 718: #
1.76 matthew 719: my ($resdomain,$resuser)=
720: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
1.153 albertel 721:
1.66 matthew 722: if ($uri=~m:/adm/bombs/(.*)$:) {
1.153 albertel 723: $r->print(&Apache::loncommon::start_page('Error Messages'));
1.66 matthew 724: # Looking for all bombs?
725: &report_bombs($r,$uri);
1.89 banghart 726: } elsif ($uri=~/\/portfolio\//) {
1.140 banghart 727: ($resdomain,$resuser)=
1.109 albertel 728: (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|);
1.153 albertel 729: $r->print(&Apache::loncommon::start_page('Edit Portfolio File Catalog Information',
730: undef,
731: {'domain' => $resdomain,}));
1.140 banghart 732: if ($env{'form.store'}) {
733: &present_editable_metadata($r,$uri,'portfolio');
734: } else {
735: &pre_select_course($r,$uri);
736: }
1.66 matthew 737: } elsif ($uri=~/^\/\~/) {
738: # Construction space
1.153 albertel 739: $r->print(&Apache::loncommon::start_page('Edit Catalog nformation',
740: undef,
741: {'domain' => $resdomain,}));
1.66 matthew 742: &present_editable_metadata($r,$uri);
743: } else {
1.153 albertel 744: $r->print(&Apache::loncommon::start_page('Catalog Information',
745: undef,
746: {'domain' => $resdomain,}));
1.66 matthew 747: &present_uneditable_metadata($r,$uri);
748: }
1.153 albertel 749: $r->print(&Apache::loncommon::end_page());
1.66 matthew 750: return OK;
751: }
752:
1.67 matthew 753: #####################################################
754: #####################################################
755: ### ###
756: ### Report Bombs ###
757: ### ###
758: #####################################################
759: #####################################################
1.66 matthew 760: sub report_bombs {
761: my ($r,$uri) = @_;
762: # Set document type
1.67 matthew 763: $uri =~ s:/adm/bombs/::;
764: $uri = &Apache::lonnet::declutter($uri);
1.66 matthew 765: $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
766: my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//);
767: if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
1.98 www 768: if ($env{'form.clearbombs'}) {
769: &Apache::lonmsg::clear_author_res_msg($uri);
770: }
771: my $clear=&mt('Clear all Messages in Subdirectory');
772: $r->print(<<ENDCLEAR);
773: <form method="post">
774: <input type="submit" name="clearbombs" value="$clear" />
775: </form>
776: ENDCLEAR
1.67 matthew 777: my %brokenurls =
778: &Apache::lonmsg::all_url_author_res_msg($author,$domain);
779: foreach (sort(keys(%brokenurls))) {
1.66 matthew 780: if ($_=~/^\Q$uri\E/) {
1.70 matthew 781: $r->print
782: ('<a href="'.&Apache::lonnet::clutter($_).'">'.$_.'</a>'.
783: &Apache::lonmsg::retrieve_author_res_msg($_).
784: '<hr />');
1.64 matthew 785: }
786: }
1.66 matthew 787: } else {
788: $r->print(&mt('Not authorized'));
789: }
790: return;
791: }
792:
1.67 matthew 793: #####################################################
794: #####################################################
795: ### ###
796: ### Uneditable Metadata Display ###
797: ### ###
798: #####################################################
799: #####################################################
1.66 matthew 800: sub present_uneditable_metadata {
801: my ($r,$uri) = @_;
802: #
803: my %content=();
804: # Read file
805: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
806: $content{$_}=&Apache::lonnet::metadata($uri,$_);
807: }
808: # Render Output
809: # displayed url
810: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
811: $uri=~s/\.meta$//;
812: my $disuri=&Apache::lonnet::clutter($uri);
1.152 www 813: $disuri=~s/^\/adm\/wrapper//;
1.66 matthew 814: # version
815: my $currentversion=&Apache::lonnet::getversion($disuri);
816: my $versiondisplay='';
817: if ($thisversion) {
818: $versiondisplay=&mt('Version').': '.$thisversion.
819: ' ('.&mt('most recent version').': '.
820: ($currentversion>0 ?
821: $currentversion :
822: &mt('information not available')).')';
823: } else {
824: $versiondisplay='Version: '.$currentversion;
825: }
1.72 matthew 826: # crumbify displayed URL uri target prefix form size
827: $disuri=&Apache::lonhtmlcommon::crumbs($disuri,undef, undef, undef,'+1');
828: $disuri =~ s:<br />::g;
1.66 matthew 829: # obsolete
830: my $obsolete=$content{'obsolete'};
831: my $obsoletewarning='';
1.96 albertel 832: if (($obsolete) && ($env{'user.adv'})) {
1.66 matthew 833: $obsoletewarning='<p><font color="red">'.
834: &mt('This resource has been marked obsolete by the author(s)').
835: '</font></p>';
836: }
837: #
838: my %lt=&fieldnames();
839: my $table='';
1.72 matthew 840: my $title = $content{'title'};
841: if (! defined($title)) {
842: $title = 'Untitled Resource';
843: }
1.66 matthew 844: foreach ('title',
845: 'author',
846: 'subject',
847: 'keywords',
848: 'notes',
849: 'abstract',
850: 'lowestgradelevel',
851: 'highestgradelevel',
852: 'standards',
853: 'mime',
854: 'language',
855: 'creationdate',
856: 'lastrevisiondate',
857: 'owner',
858: 'copyright',
1.78 taceyjo1 859: 'customdistributionfile',
860: 'sourceavail',
861: 'sourcerights',
1.66 matthew 862: 'obsolete',
863: 'obsoletereplacement') {
864: $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$_}.
865: '</td><td bgcolor="#CCCCCC">'.
866: &prettyprint($_,$content{$_}).'</td></tr>';
867: delete $content{$_};
868: }
869: #
870: $r->print(<<ENDHEAD);
1.72 matthew 871: <h2>$title</h2>
872: <p>
873: $disuri<br />
1.36 www 874: $obsoletewarning
1.72 matthew 875: $versiondisplay
876: </p>
1.88 banghart 877: <table cellspacing="2" border="0">
1.45 www 878: $table
1.11 www 879: </table>
1.1 www 880: ENDHEAD
1.96 albertel 881: if ($env{'user.adv'}) {
1.68 matthew 882: &print_dynamic_metadata($r,$uri,\%content);
1.67 matthew 883: }
884: return;
885: }
886:
887: sub print_dynamic_metadata {
1.68 matthew 888: my ($r,$uri,$content) = @_;
889: #
1.69 matthew 890: my %content = %$content;
1.68 matthew 891: my %lt=&fieldnames();
1.67 matthew 892: #
893: my $description = 'Dynamic Metadata (updated periodically)';
894: $r->print('<h3>'.&mt($description).'</h3>'.
1.70 matthew 895: &mt('Processing'));
1.67 matthew 896: $r->rflush();
897: my %items=&fieldnames();
898: my %dynmeta=&dynamicmeta($uri);
899: #
900: # General Access and Usage Statistics
1.70 matthew 901: if (exists($dynmeta{'count'}) ||
902: exists($dynmeta{'sequsage'}) ||
903: exists($dynmeta{'comefrom'}) ||
904: exists($dynmeta{'goto'}) ||
905: exists($dynmeta{'course'})) {
906: $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'.
1.88 banghart 907: '<table cellspacing="2" border="0">');
1.70 matthew 908: foreach ('count',
909: 'sequsage','sequsage_list',
910: 'comefrom','comefrom_list',
911: 'goto','goto_list',
912: 'course','course_list') {
913: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
914: '<td bgcolor="#CCCCCC">'.
915: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
916: }
917: $r->print('</table>');
918: } else {
919: $r->print('<h4>'.&mt('No Access or Usages Statistics are available for this resource.').'</h4>');
1.67 matthew 920: }
1.69 matthew 921: #
922: # Assessment statistics
1.73 matthew 923: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)$/) {
924: if (exists($dynmeta{'stdno'}) ||
925: exists($dynmeta{'avetries'}) ||
926: exists($dynmeta{'difficulty'}) ||
927: exists($dynmeta{'disc'})) {
928: # This is an assessment, print assessment data
929: $r->print('<h4>'.
930: &mt('Overall Assessment Statistical Data').
931: '</h4>'.
1.88 banghart 932: '<table cellspacing="2" border="0">');
1.73 matthew 933: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'.
1.66 matthew 934: '<td bgcolor="#CCCCCC">'.
1.73 matthew 935: &prettyprint('stdno',$dynmeta{'stdno'}).
936: '</td>'."</tr>\n");
937: foreach ('avetries','difficulty','disc') {
938: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
939: '<td bgcolor="#CCCCCC">'.
940: &prettyprint($_,sprintf('%5.2f',$dynmeta{$_})).
941: '</td>'."</tr>\n");
942: }
943: $r->print('</table>');
944: }
945: if (exists($dynmeta{'stats'})) {
946: #
947: # New assessment statistics
948: $r->print('<h4>'.
949: &mt('Detailed Assessment Statistical Data').
950: '</h4>');
1.88 banghart 951: my $table = '<table cellspacing="2" border="0">'.
1.73 matthew 952: '<tr>'.
953: '<th>Course</th>'.
954: '<th>Section(s)</th>'.
955: '<th>Num Students</th>'.
956: '<th>Mean Tries</th>'.
957: '<th>Degree of Difficulty</th>'.
958: '<th>Degree of Discrimination</th>'.
959: '<th>Time of computation</th>'.
960: '</tr>'.$/;
961: foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
962: my $data = $dynmeta{'stats'}->{$identifier};
963: my $course = $data->{'course'};
1.154 albertel 964: my %courseinfo =
965: &Apache::lonnet::coursedescription($course,
966: {'one_time' => 1});
1.73 matthew 967: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
968: &Apache::lonnet::logthis('lookup for '.$course.' failed');
969: next;
970: }
971: $table .= '<tr>';
972: $table .=
973: '<td><nobr>'.$courseinfo{'description'}.'</nobr></td>';
974: $table .=
975: '<td align="right">'.$data->{'sections'}.'</td>';
976: $table .=
977: '<td align="right">'.$data->{'stdno'}.'</td>';
978: foreach ('avetries','difficulty','disc') {
979: $table .= '<td align="right">';
980: if (exists($data->{$_})) {
981: $table .= sprintf('%.2f',$data->{$_}).' ';
982: } else {
983: $table .= '';
984: }
985: $table .= '</td>';
986: }
987: $table .=
988: '<td><nobr>'.
989: &Apache::lonlocal::locallocaltime($data->{'timestamp'}).
990: '</nobr></td>';
991: $table .=
992: '</tr>'.$/;
993: }
994: $table .= '</table>'.$/;
995: $r->print($table);
996: } else {
997: $r->print('No new dynamic data found.');
1.66 matthew 998: }
1.70 matthew 999: } else {
1.73 matthew 1000: $r->print('<h4>'.
1001: &mt('No Assessment Statistical Data is available for this resource').
1002: '</h4>');
1.67 matthew 1003: }
1.73 matthew 1004:
1005: #
1006: #
1.70 matthew 1007: if (exists($dynmeta{'clear'}) ||
1008: exists($dynmeta{'depth'}) ||
1009: exists($dynmeta{'helpful'}) ||
1010: exists($dynmeta{'correct'}) ||
1011: exists($dynmeta{'technical'})){
1012: $r->print('<h4>'.&mt('Evaluation Data').'</h4>'.
1.88 banghart 1013: '<table cellspacing="2" border="0">');
1.70 matthew 1014: foreach ('clear','depth','helpful','correct','technical') {
1015: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
1016: '<td bgcolor="#CCCCCC">'.
1017: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
1018: }
1019: $r->print('</table>');
1020: } else {
1021: $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>');
1.67 matthew 1022: }
1023: $uri=~/^\/res\/(\w+)\/(\w+)\//;
1.96 albertel 1024: if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
1025: || ($env{'user.role.ca./'.$1.'/'.$2})) {
1.70 matthew 1026: if (exists($dynmeta{'comments'})) {
1027: $r->print('<h4>'.&mt('Evaluation Comments').' ('.
1028: &mt('visible to author and co-authors only').
1029: ')</h4>'.
1030: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
1031: } else {
1032: $r->print('<h4>'.&mt('There are no Evaluation Comments on this resource.').'</h4>');
1033: }
1034: my $bombs = &Apache::lonmsg::retrieve_author_res_msg($uri);
1035: if (defined($bombs) && $bombs ne '') {
1036: $r->print('<a name="bombs" /><h4>'.&mt('Error Messages').' ('.
1037: &mt('visible to author and co-authors only').')'.
1038: '</h4>'.$bombs);
1039: } else {
1040: $r->print('<h4>'.&mt('There are currently no Error Messages for this resource.').'</h4>');
1041: }
1.67 matthew 1042: }
1.69 matthew 1043: #
1.67 matthew 1044: # All other stuff
1045: $r->print('<h3>'.
1046: &mt('Additional Metadata (non-standard, parameters, exports)').
1.81 www 1047: '</h3><table border="0" cellspacing="1">');
1.67 matthew 1048: foreach (sort(keys(%content))) {
1049: my $name=$_;
1050: if ($name!~/\.display$/) {
1051: my $display=&Apache::lonnet::metadata($uri,
1052: $name.'.display');
1053: if (! $display) {
1054: $display=$name;
1055: };
1056: my $otherinfo='';
1057: foreach ('name','part','type','default') {
1058: if (defined(&Apache::lonnet::metadata($uri,
1059: $name.'.'.$_))) {
1060: $otherinfo.=' '.$_.'='.
1061: &Apache::lonnet::metadata($uri,
1062: $name.'.'.$_).'; ';
1063: }
1.64 matthew 1064: }
1.81 www 1065: $r->print('<tr><td bgcolor="#bbccbb"><font size="-1" color="#556655">'.$display.'</font></td><td bgcolor="#ccddcc"><font size="-1" color="#556655">'.$content{$name});
1.67 matthew 1066: if ($otherinfo) {
1067: $r->print(' ('.$otherinfo.')');
1.64 matthew 1068: }
1.81 www 1069: $r->print("</font></td></tr>\n");
1.64 matthew 1070: }
1.66 matthew 1071: }
1.81 www 1072: $r->print("</table>");
1.67 matthew 1073: return;
1.66 matthew 1074: }
1.105 banghart 1075:
1.102 banghart 1076:
1077:
1.67 matthew 1078: #####################################################
1079: #####################################################
1080: ### ###
1081: ### Editable metadata display ###
1082: ### ###
1083: #####################################################
1084: #####################################################
1.66 matthew 1085: sub present_editable_metadata {
1.90 banghart 1086: my ($r,$uri, $file_type) = @_;
1.66 matthew 1087: # Construction Space Call
1088: # Header
1089: my $disuri=$uri;
1090: my $fn=&Apache::lonnet::filelocation('',$uri);
1.155 ! albertel 1091: $disuri=~s{^/\~}{/priv/};
1.66 matthew 1092: $disuri=~s/\.meta$//;
1.141 albertel 1093: my $meta_uri = $disuri;
1.147 albertel 1094: my $path;
1.141 albertel 1095: if ($disuri =~ m|/portfolio/|) {
1.147 albertel 1096: ($disuri, $meta_uri, $path) = &portfolio_display_uri($disuri,1);
1.141 albertel 1097: }
1.66 matthew 1098: my $target=$uri;
1.155 ! albertel 1099: $target=~s{^/\~}{/res/$env{'request.role.domain'}/};
1.66 matthew 1100: $target=~s/\.meta$//;
1101: my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
1102: if ($bombs) {
1.99 www 1103: my $showdel=1;
1.96 albertel 1104: if ($env{'form.delmsg'}) {
1.66 matthew 1105: if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
1106: $bombs=&mt('Messages deleted.');
1.99 www 1107: $showdel=0;
1.66 matthew 1108: } else {
1109: $bombs=&mt('Error deleting messages');
1.64 matthew 1110: }
1.66 matthew 1111: }
1.98 www 1112: if ($env{'form.clearmsg'}) {
1113: my $cleardir=$target;
1114: $cleardir=~s/\/[^\/]+$/\//;
1115: if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
1116: $bombs=&mt('Messages cleared.');
1.99 www 1117: $showdel=0;
1.98 www 1118: } else {
1119: $bombs=&mt('Error clearing messages');
1120: }
1121: }
1122: my $del=&mt('Delete Messages for this Resource');
1123: my $clear=&mt('Clear all Messages in Subdirectory');
1.99 www 1124: my $goback=&mt('Back to Source File');
1.66 matthew 1125: $r->print(<<ENDBOMBS);
1.52 www 1126: <h1>$disuri</h1>
1127: <form method="post" name="defaultmeta">
1.99 www 1128: ENDBOMBS
1129: if ($showdel) {
1130: $r->print(<<ENDDEL);
1.59 www 1131: <input type="submit" name="delmsg" value="$del" />
1.98 www 1132: <input type="submit" name="clearmsg" value="$clear" />
1.99 www 1133: ENDDEL
1134: } else {
1135: $r->print('<a href="'.$disuri.'" />'.$goback.'</a>');
1136: }
1137: $r->print('<br />'.$bombs);
1.66 matthew 1138: } else {
1139: my $displayfile='Catalog Information for '.$disuri;
1140: if ($disuri=~/\/default$/) {
1141: my $dir=$disuri;
1142: $dir=~s/default$//;
1143: $displayfile=
1144: &mt('Default Cataloging Information for Directory').' '.
1145: $dir;
1146: }
1147: %Apache::lonpublisher::metadatafields=();
1148: %Apache::lonpublisher::metadatakeys=();
1.94 banghart 1149: my $result=&Apache::lonnet::getfile($fn);
1150: if ($result == -1){
1.141 albertel 1151: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.94 banghart 1152: } else {
1153: &Apache::lonpublisher::metaeval($result);
1154: }
1.66 matthew 1155: $r->print(<<ENDEDIT);
1.23 www 1156: <h1>$displayfile</h1>
1.48 www 1157: <form method="post" name="defaultmeta">
1.23 www 1158: ENDEDIT
1.66 matthew 1159: $r->print('<script language="JavaScript">'.
1.86 albertel 1160: &Apache::loncommon::browser_and_searcher_javascript().
1.66 matthew 1161: '</script>');
1.90 banghart 1162: my %lt=&fieldnames($file_type);
1.87 albertel 1163: my $output;
1.90 banghart 1164: my @fields;
1165: if ($file_type eq 'portfolio') {
1.113 banghart 1166: @fields = ('author','title','subject','keywords','abstract','notes','lowestgradelevel',
1.140 banghart 1167: 'highestgradelevel','standards');
1.90 banghart 1168: } else {
1169: @fields = ('author','title','subject','keywords','abstract','notes',
1.66 matthew 1170: 'copyright','customdistributionfile','language',
1171: 'standards',
1.78 taceyjo1 1172: 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
1.90 banghart 1173: 'obsolete','obsoletereplacement');
1174: }
1.139 banghart 1175: if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
1176: (! $env{'form.new_courserestricted'})) {
1.138 banghart 1177: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1178: 'none';
1.139 banghart 1179: } elsif ($env{'form.new_courserestricted'}) {
1180: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1181: $env{'form.new_courserestricted'};
1182: }
1.120 banghart 1183: if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
1184: $Apache::lonpublisher::metadatafields{'copyright'}=
1185: 'default';
1186: }
1.149 albertel 1187: if ($file_type eq 'portfolio') {
1188: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
1189: $r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
1190: '</strong>').'<br />');
1191: } else {
1192: $r->print("This resource is not associated with a course.<br />");
1193: }
1194: }
1.143 albertel 1195: foreach my $field_name (@fields) {
1.132 banghart 1196:
1197: if (defined($env{'form.new_'.$field_name})) {
1198: $Apache::lonpublisher::metadatafields{$field_name}=
1199: join(',',&Apache::loncommon::get_env_multiple('form.new_'.$field_name));
1.66 matthew 1200: }
1.150 albertel 1201: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
1202: && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
1.115 banghart 1203: # handle restrictions here
1.138 banghart 1204: if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
1205: ($field_name eq 'courserestricted')){
1.143 albertel 1206: $output.=("\n".'<p>'.$lt{$field_name}.': '.
1.132 banghart 1207: &prettyinput($field_name,
1208: $Apache::lonpublisher::metadatafields{$field_name},
1.138 banghart 1209: 'new_'.$field_name,'defaultmeta',
1210: undef,undef,undef,undef,
1.143 albertel 1211: $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>'."\n");
1.127 banghart 1212: }
1.115 banghart 1213: } else {
1.138 banghart 1214:
1.132 banghart 1215: $output.=('<p>'.$lt{$field_name}.': '.
1216: &prettyinput($field_name,
1217: $Apache::lonpublisher::metadatafields{$field_name},
1218: 'new_'.$field_name,'defaultmeta').'</p>');
1.138 banghart 1219:
1.115 banghart 1220: }
1.66 matthew 1221: }
1.143 albertel 1222: if ($env{'form.store'}) {
1223: my $mfh;
1224: my $formname='store';
1225: my $file_content;
1.142 albertel 1226: if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
1227: $Apache::lonpublisher::metadatafields{'keywords'} =
1228: join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
1229: }
1.143 albertel 1230:
1231: foreach (sort keys %Apache::lonpublisher::metadatafields) {
1232: next if ($_ =~ /\./);
1233: my $unikey=$_;
1234: $unikey=~/^([A-Za-z]+)/;
1235: my $tag=$1;
1236: $tag=~tr/A-Z/a-z/;
1237: $file_content.= "\n\<$tag";
1238: foreach (split(/\,/,
1239: $Apache::lonpublisher::metadatakeys{$unikey})
1240: ) {
1241: my $value=
1242: $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
1243: $value=~s/\"/\'\'/g;
1244: $file_content.=' '.$_.'="'.$value.'"' ;
1245: # print $mfh ' '.$_.'="'.$value.'"';
1246: }
1247: $file_content.= '>'.
1248: &HTML::Entities::encode
1249: ($Apache::lonpublisher::metadatafields{$unikey},
1250: '<>&"').
1251: '</'.$tag.'>';
1.142 albertel 1252: }
1.143 albertel 1253: if ($fn =~ m|/portfolio/|) {
1254: my ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
1255: $env{'form.'.$formname}=$file_content."\n";
1256: $env{'form.'.$formname.'.filename'}=$new_fn;
1257: my $result =&Apache::lonnet::userfileupload($formname,'',
1258: $path);
1259:
1260: if ($result =~ /(error|notfound)/) {
1261: $r->print('<p><font color="red">'.
1262: &mt('Could not write metadata').', '.
1263: &mt('FAIL').'</font></p>');
1264: } else {
1265: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1266: ' '.&Apache::lonlocal::locallocaltime(time).
1267: '</font></p>');
1268: }
1.142 albertel 1269: } else {
1.143 albertel 1270: if (! ($mfh=Apache::File->new('>'.$fn))) {
1271: $r->print('<p><font color="red">'.
1272: &mt('Could not write metadata').', '.
1273: &mt('FAIL').'</font></p>');
1274: } else {
1275: print $mfh $file_content;
1276: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1277: ' '.&Apache::lonlocal::locallocaltime(time).
1278: '</font></p>');
1279: }
1.142 albertel 1280: }
1281: }
1.143 albertel 1282:
1283: $r->print($output.'<br /><input type="submit" name="store" value="'.
1284: &mt('Store Catalog Information').'">');
1.147 albertel 1285:
1.149 albertel 1286: if ($file_type eq 'portfolio') {
1287: $r->print('</form>
1.147 albertel 1288: <br /><br /><form method="POST" action="/adm/portfolio">'.
1.149 albertel 1289: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1290: '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'">');
1291: }
1.142 albertel 1292: }
1.149 albertel 1293:
1.143 albertel 1294: $r->print('</form>');
1295:
1.66 matthew 1296: return;
1.1 www 1297: }
1.64 matthew 1298:
1.1 www 1299: 1;
1300: __END__
1.97 banghart 1301:
1.98 www 1302:
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