Annotation of loncom/interface/lonmeta.pm, revision 1.43
1.1 www 1: # The LearningOnline Network with CAPA
1.8 albertel 2: # Metadata display handler
3: #
1.43 ! www 4: # $Id: lonmeta.pm,v 1.42 2003/12/26 16:27:20 www 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: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
1.1 www 27: #
28: # (TeX Content Handler
29: #
30: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
31: #
1.13 www 32: # 10/19,10/21,10/23,11/27,08/09/01,12/22,12/24,12/25 Gerd Kortemeyer
1.1 www 33:
34: package Apache::lonmeta;
35:
36: use strict;
37: use Apache::Constants qw(:common);
1.3 www 38: use Apache::lonnet();
1.10 www 39: use Apache::loncommon();
1.23 www 40: use Apache::lonmsg;
41: use Apache::lonpublisher;
1.35 www 42: use Apache::lonlocal;
1.43 ! www 43: use Apache::lonmysql;
1.1 www 44:
1.9 www 45: # ----------------------------------------- Fetch and evaluate dynamic metadata
46:
47: sub dynamicmeta {
48: my $url=&Apache::lonnet::declutter(shift);
49: $url=~s/\.meta$//;
50: my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
1.19 www 51: my $regexp=$url;
1.9 www 52: $regexp=~s/(\W)/\\$1/g;
1.10 www 53: $regexp='___'.$regexp.'___';
1.16 albertel 54: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
55: $aauthor,$regexp);
1.30 www 56: my %sum=();
57: my %cnt=();
58: my %concat=();
1.40 matthew 59: my %listitems=(
1.10 www 60: 'course' => 'add',
1.29 www 61: 'goto' => 'add',
62: 'comefrom' => 'add',
1.10 www 63: 'avetries' => 'avg',
64: 'stdno' => 'add',
65: 'difficulty' => 'avg',
66: 'clear' => 'avg',
67: 'technical' => 'avg',
68: 'helpful' => 'avg',
69: 'correct' => 'avg',
70: 'depth' => 'avg',
71: 'comments' => 'app',
72: 'usage' => 'cnt'
73: );
1.39 albertel 74: while ($_=each(%evaldata)) {
75: my ($item,$purl,$cat)=split(/___/,$_);
76: ### Apache->request->print("\n".$_.' - '.$item.'<br />');
77: if (defined($cnt{$cat})) { $cnt{$cat}++; } else { $cnt{$cat}=1; }
1.30 www 78: unless ($listitems{$cat} eq 'app') {
79: if (defined($sum{$cat})) {
80: $sum{$cat}+=$evaldata{$_};
81: $concat{$cat}.=','.$item;
1.10 www 82: } else {
1.30 www 83: $sum{$cat}=$evaldata{$_};
84: $concat{$cat}=$item;
1.10 www 85: }
86: } else {
1.30 www 87: if (defined($sum{$cat})) {
1.10 www 88: if ($evaldata{$_}) {
1.30 www 89: $sum{$cat}.='<hr>'.$evaldata{$_};
1.10 www 90: }
91: } else {
1.30 www 92: $sum{$cat}=''.$evaldata{$_};
1.10 www 93: }
94: }
95: }
1.9 www 96: my %returnhash=();
1.39 albertel 97: while ($_=each(%cnt)) {
1.11 www 98: if ($listitems{$_} eq 'avg') {
99: $returnhash{$_}=int(($sum{$_}/$cnt{$_})*100.0+0.5)/100.0;
100: } elsif ($listitems{$_} eq 'cnt') {
101: $returnhash{$_}=$cnt{$_};
102: } else {
103: $returnhash{$_}=$sum{$_};
104: }
1.30 www 105: $returnhash{$_.'_list'}=$concat{$_};
1.39 albertel 106: ### Apache->request->print("\n<hr />".$_.': '.$returnhash{$_}.'<br />'.$returnhash{$_.'_list'});
1.9 www 107: }
1.40 matthew 108: #
109: # Deal with 'count' seperately
110: $returnhash{'count'} = &access_count($url,$aauthor,$adomain);
111:
1.9 www 112: return %returnhash;
1.40 matthew 113: }
114:
115: sub access_count {
116: my ($src,$author,$adomain) = @_;
117: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
118: $author,$src);
119: if (! exists($countdata{$src})) {
120: return 'Not Available';
121: } else {
122: return $countdata{$src};
123: }
1.25 www 124: }
125:
126: # ------------------------------------- Try to make an alt tag if there is none
127:
128: sub alttag {
1.26 www 129: my ($base,$src)=@_;
130: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
131: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
132: &Apache::lonnet::metadata($fullpath,'subject').' '.
133: &Apache::lonnet::metadata($fullpath,'abstract');
134: $alttag=~s/\s+/ /gs;
135: $alttag=~s/\"//gs;
136: $alttag=~s/\'//gs;
137: $alttag=~s/\s+$//gs;
138: $alttag=~s/^\s+//gs;
139: if ($alttag) { return $alttag; } else
140: { return 'No information available'; }
1.9 www 141: }
1.1 www 142:
1.29 www 143: # -------------------------------------------------------------- Author display
144:
145: sub authordisplay {
146: my ($aname,$adom)=@_;
147: return &Apache::loncommon::aboutmewrapper(
148: &Apache::loncommon::plainname($aname,$adom),
149: $aname,$adom).' <tt>['.$aname.'@'.$adom.']</tt>';
150: }
151:
1.12 www 152: # -------------------------------------------------------------- Pretty display
153:
154: sub evalgraph {
155: my $value=shift;
1.13 www 156: unless ($value) { return ''; }
1.12 www 157: my $val=int($value*10.+0.5)-10;
158: my $output='<table border=0 cellpadding=0 cellspacing=0><tr>';
159: if ($val>=20) {
160: $output.='<td width=20 bgcolor="#555555">  </td>';
161: } else {
162: $output.='<td width='.($val).' bgcolor="#555555"> </td>'.
163: '<td width='.(20-$val).' bgcolor="#FF3333"> </td>';
164: }
165: $output.='<td bgcolor="#FFFF33"> </td>';
166: if ($val>20) {
167: $output.='<td width='.($val-20).' bgcolor="#33FF33"> </td>'.
168: '<td width='.(40-$val).' bgcolor="#555555"> </td>';
169: } else {
170: $output.='<td width=20 bgcolor="#555555">  </td>';
171: }
172: $output.='<td> ('.$value.') </td></tr></table>';
173: return $output;
174: }
175:
176: sub diffgraph {
177: my $value=shift;
1.13 www 178: unless ($value) { return ''; }
1.12 www 179: my $val=int(40.0*$value+0.5);
1.13 www 180: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
181: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
1.12 www 182: my $output='<table border=0 cellpadding=0 cellspacing=0><tr>';
183: for (my $i=0;$i<8;$i++) {
184: if ($val>$i*5) {
185: $output.='<td width=5 bgcolor="'.$colors[$i].'"> </td>';
186: } else {
187: $output.='<td width=5 bgcolor="#555555"> </td>';
188: }
189: }
190: $output.='<td> ('.$value.') </td></tr></table>';
191: return $output;
192: }
193:
1.1 www 194: # ================================================================ Main Handler
195:
196: sub handler {
197: my $r=shift;
1.20 www 198:
199: my $loaderror=&Apache::lonnet::overloaderror($r);
200: if ($loaderror) { return $loaderror; }
201:
202:
203: my $uri=$r->uri;
204:
1.23 www 205: unless ($uri=~/^\/\~/) {
206: # =========================================== This is not in construction space
1.20 www 207: my ($resdomain,$resuser)=
208: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
209:
210: $loaderror=
211: &Apache::lonnet::overloaderror($r,
212: &Apache::lonnet::homeserver($resuser,$resdomain));
213: if ($loaderror) { return $loaderror; }
214:
1.3 www 215: my %content=();
1.1 www 216:
217: # ----------------------------------------------------------- Set document type
218:
1.35 www 219: &Apache::loncommon::content_type($r,'text/html');
1.1 www 220: $r->send_http_header;
221:
222: return OK if $r->header_only;
223:
224: # ------------------------------------------------------------------- Read file
1.14 harris41 225: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
1.3 www 226: $content{$_}=&Apache::lonnet::metadata($uri,$_);
1.14 harris41 227: }
1.6 albertel 228: # ------------------------------------------------------------------ Hide stuff
1.7 www 229:
230: unless ($ENV{'user.adv'}) {
1.14 harris41 231: foreach ('keywords','notes','abstract','subject') {
1.35 www 232: $content{$_}='<i>- '.&mt('not displayed').' -</i>';
1.14 harris41 233: }
1.6 albertel 234: }
235:
1.1 www 236: # --------------------------------------------------------------- Render Output
1.23 www 237: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
1.38 www 238: my $creationdate=&Apache::lonlocal::locallocaltime(
1.43 ! www 239: &Apache::lonmysql::unsqltime($content{'creationdate'}));
1.38 www 240: my $lastrevisiondate=&Apache::lonlocal::locallocaltime(
1.43 ! www 241: &Apache::lonmysql::unsqltime($content{'lastrevisiondate'}));
1.10 www 242: my $language=&Apache::loncommon::languagedescription($content{'language'});
243: my $mime=&Apache::loncommon::filedescription($content{'mime'});
1.11 www 244: my $disuri=&Apache::lonnet::declutter($uri);
245: $disuri=~s/\.meta$//;
1.21 www 246: my $currentversion=&Apache::lonnet::getversion($disuri);
1.29 www 247: my $author=$content{'author'};
248: $author=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
249: my $owner=$content{'owner'};
250: $owner=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
1.21 www 251: my $versiondisplay='';
252: if ($thisversion) {
1.38 www 253: $versiondisplay=&mt('Version').': '.$thisversion.
254: ' ('.&mt('most recent version').': '.$currentversion.')';
1.21 www 255: } else {
256: $versiondisplay='Version: '.$currentversion;
257: }
1.29 www 258: my $customdistributionfile='';
259: if ($content{'customdistributionfile'}) {
260: $customdistributionfile='<a href="'.$content{'customdistributionfile'}.
261: '"><tt>'.$content{'customdistributionfile'}.'</tt></a>';
262: }
1.36 www 263:
264: my $obsolete=$content{'obsolete'};
265: my $obsoletereplace=$content{'obsoletereplacement'};
266: my $obsoletewarning='';
267: if (($obsolete) && ($ENV{'user.adv'})) {
268: $obsoletewarning='<p><font color="red">'.&mt('This resource has been marked obsolete by the author(s)').'</font></p>';
269: }
270:
1.35 www 271: my %lt=&Apache::lonlocal::texthash(
272: 'au' =>'Author(s)',
273: 'sb' => 'Subject',
274: 'kw' => 'Keyword(s)',
275: 'no' => 'Notes',
276: 'ab' => 'Abstract',
1.42 www 277: 'lg' => 'Lowest Grade Level',
278: 'hg' => 'Highest Grade Level',
279: 'st' => 'Standards',
1.35 www 280: 'mi' => 'MIME Type',
281: 'la' => 'Language',
282: 'cd' => 'Creation Date',
283: 'pu' => 'Publisher/Owner',
284: 'co' => 'Copyright/Distribution',
1.36 www 285: 'cf' => 'Custom Distribution File',
286: 'ob' => 'Obsolete',
287: 'or' =>
288: 'Suggested Replacement for Obsolete File');
1.17 www 289: my $bodytag=&Apache::loncommon::bodytag
290: ('Catalog Information','','','',$resdomain);
1.1 www 291: $r->print(<<ENDHEAD);
292: <html><head><title>Catalog Information</title></head>
1.17 www 293: $bodytag
1.1 www 294: <h2>$content{'title'}</h2>
1.11 www 295: <h3><tt>$disuri</tt></h3>
1.36 www 296: $obsoletewarning
1.21 www 297: $versiondisplay<br />
1.11 www 298: <table cellspacing=2 border=0>
1.35 www 299: <tr><td bgcolor='#AAAAAA'>$lt{'au'}</td>
1.29 www 300: <td bgcolor="#CCCCCC">$author </td></tr>
1.35 www 301: <tr><td bgcolor='#AAAAAA'>$lt{'sb'}</td>
1.11 www 302: <td bgcolor="#CCCCCC">$content{'subject'} </td></tr>
1.35 www 303: <tr><td bgcolor='#AAAAAA'>$lt{'kw'}</td>
1.11 www 304: <td bgcolor="#CCCCCC">$content{'keywords'} </td></tr>
1.35 www 305: <tr><td bgcolor='#AAAAAA'>$lt{'no'}</td>
1.11 www 306: <td bgcolor="#CCCCCC">$content{'notes'} </td></tr>
1.35 www 307: <tr><td bgcolor='#AAAAAA'>$lt{'ab'}</td>
1.11 www 308: <td bgcolor="#CCCCCC">$content{'abstract'} </td></tr>
1.42 www 309: <tr><td bgcolor='#AAAAAA'>$lt{'lg'}</td>
310: <td bgcolor="#CCCCCC">$content{'lowestgradelevel'} </td></tr>
311: <tr><td bgcolor='#AAAAAA'>$lt{'hg'}</td>
312: <td bgcolor="#CCCCCC">$content{'highestgradelevel'} </td></tr>
313: <tr><td bgcolor='#AAAAAA'>$lt{'st'}</td>
314: <td bgcolor="#CCCCCC">$content{'standards'} </td></tr>
1.35 www 315: <tr><td bgcolor='#AAAAAA'>$lt{'mi'}</td>
1.11 www 316: <td bgcolor="#CCCCCC">$mime ($content{'mime'}) </td></tr>
1.35 www 317: <tr><td bgcolor='#AAAAAA'>$lt{'la'}</td>
1.11 www 318: <td bgcolor="#CCCCCC">$language </td></tr>
1.35 www 319: <tr><td bgcolor='#AAAAAA'>$lt{'cd'}</td>
1.11 www 320: <td bgcolor="#CCCCCC">$creationdate </td></tr>
321: <tr><td bgcolor='#AAAAAA'>
322: Last Revision Date</td><td bgcolor="#CCCCCC">$lastrevisiondate </td></tr>
1.35 www 323: <tr><td bgcolor='#AAAAAA'>$lt{'pu'}</td>
1.29 www 324: <td bgcolor="#CCCCCC">$owner </td></tr>
1.35 www 325: <tr><td bgcolor='#AAAAAA'>$lt{'co'}</td>
1.29 www 326: <td bgcolor="#CCCCCC">$content{'copyright'} </td></tr>
1.35 www 327: <tr><td bgcolor='#AAAAAA'>$lt{'cf'}</td>
1.29 www 328: <td bgcolor="#CCCCCC">$customdistributionfile </td></tr>
1.36 www 329: <tr><td bgcolor='#AAAAAA'>$lt{'ob'}</td>
330: <td bgcolor="#CCCCCC">$obsolete </td></tr>
331: <tr><td bgcolor='#AAAAAA'>$lt{'or'}</td>
332: <td bgcolor="#CCCCCC">$obsoletereplace </td></tr>
1.11 www 333: </table>
1.1 www 334: ENDHEAD
335: delete($content{'title'});
336: delete($content{'author'});
337: delete($content{'subject'});
338: delete($content{'keywords'});
339: delete($content{'notes'});
340: delete($content{'abstract'});
341: delete($content{'mime'});
342: delete($content{'language'});
343: delete($content{'creationdate'});
344: delete($content{'lastrevisiondate'});
345: delete($content{'owner'});
346: delete($content{'copyright'});
1.33 www 347: delete($content{'customdistributionfile'});
1.36 www 348: delete($content{'obsolete'});
349: delete($content{'obsoletereplacement'});
1.7 www 350: if ($ENV{'user.adv'}) {
1.11 www 351: # ------------------------------------------------------------ Dynamic Metadata
1.15 www 352: $r->print(
1.35 www 353: '<h3>'.&mt('Dynamic Metadata').' ('.
354: &mt('updated periodically').')</h3>'.&mt('Processing').
355: ' ...<br>');
1.15 www 356: $r->rflush();
1.35 www 357: my %items=&Apache::lonlocal::texthash(
1.10 www 358: 'count' => 'Network-wide number of accesses (hits)',
359: 'course' => 'Network-wide number of courses using resource',
360: 'usage' => 'Number of resources using or importing resource',
1.30 www 361: 'goto' => 'Number of resources that follow this resource in maps',
362: 'comefrom' => 'Number of resources that lead up to this resource in maps',
1.11 www 363: 'clear' => 'Material presented in clear way',
364: 'depth' => 'Material covered with sufficient depth',
365: 'helpful' => 'Material is helpful',
366: 'correct' => 'Material appears to be correct',
367: 'technical' => 'Resource is technically correct',
1.10 www 368: 'avetries' => 'Average number of tries till solved',
369: 'stdno' => 'Total number of students who have worked on this problem',
370: 'difficulty' => 'Degree of difficulty');
371: my %dynmeta=&dynamicmeta($uri);
1.11 www 372: $r->print(
1.35 www 373: '</table><h4>'.&mt('Access and Usage Statistics').'</h4><table cellspacing=2 border=0>');
1.30 www 374: foreach ('count') {
375: $r->print(
376: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
377: $dynmeta{$_}." </td></tr>\n");
378: }
379: foreach my $cat ('usage','comefrom','goto') {
380: $r->print(
381: '<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
1.31 www 382: $dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
383: map { my $murl=$_;
384: '<li><a href="'.&Apache::lonnet::clutter($murl).'" target="preview">'.
385: &Apache::lonnet::gettitle($murl).' [<tt>'.$murl
386: .'</tt>]</a></li>' }
387: split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
1.30 www 388: }
1.31 www 389: foreach my $cat ('course') {
1.11 www 390: $r->print(
1.31 www 391: '<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
392: $dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
393: map { my %courseinfo=&Apache::lonnet::coursedescription($_);
394: '<li><a href="/public/'.
395: $courseinfo{'domain'}.'/'.$courseinfo{'num'}.'/syllabus" target="preview">'.
396: $courseinfo{'description'}.'</a></li>' }
397: split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
1.11 www 398: }
399: $r->print('</table>');
1.10 www 400: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)\.meta$/) {
1.11 www 401: $r->print(
1.35 www 402: '<h4>'.&mt('Assessment Statistical Data').'</h4><table cellspacing=2 border=0>');
1.12 www 403: foreach ('stdno','avetries') {
1.11 www 404: $r->print(
405: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
406: $dynmeta{$_}." </td></tr>\n");
407: }
1.12 www 408: foreach ('difficulty') {
409: $r->print(
410: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
411: &diffgraph($dynmeta{$_})."</td></tr>\n");
412: }
1.11 www 413: $r->print('</table>');
1.10 www 414: }
1.35 www 415: $r->print('<h4>'.&mt('Evaluation Data').'</h4><table cellspacing=2 border=0>');
1.10 www 416: foreach ('clear','depth','helpful','correct','technical') {
1.11 www 417: $r->print(
418: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
1.12 www 419: &evalgraph($dynmeta{$_})."</td></tr>\n");
1.10 www 420: }
1.11 www 421: $r->print('</table>');
422: $disuri=~/^(\w+)\/(\w+)\//;
1.10 www 423: if ((($ENV{'user.domain'} eq $1) && ($ENV{'user.name'} eq $2))
424: || ($ENV{'user.role.ca./'.$1.'/'.$2})) {
425: $r->print(
1.35 www 426: '<h4>'.&mt('Evaluation Comments').' ('.&mt('visible to author and co-authors only').')</h4>'.
1.23 www 427: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
428: $r->print(
1.37 www 429: '<h4>'.&mt('Error Messages').' ('.
430: &mt('visible to author and co-authors only').')</h4>');
1.23 www 431: my %errormsgs=&Apache::lonnet::dump('nohist_res_msgs',$1,$2);
432: foreach (keys %errormsgs) {
1.28 albertel 433: if ($_=~/^\Q$disuri\E\_\d+$/) {
1.23 www 434: my %content=&Apache::lonmsg::unpackagemsg($errormsgs{$_});
435: $r->print('<b>'.$content{'time'}.'</b>: '.$content{'message'}.
436: '<br />');
437: }
438: }
1.10 www 439: }
1.11 www 440: # ------------------------------------------------------------- All other stuff
1.10 www 441: $r->print(
1.35 www 442: '<h3>'.&mt('Additional Metadata (non-standard, parameters, exports)').'</h3>');
1.10 www 443: foreach (sort keys %content) {
1.3 www 444: my $name=$_;
1.33 www 445: unless ($name=~/\.display$/) {
446: my $display=&Apache::lonnet::metadata($uri,$name.'.display');
447: unless ($display) { $display=$name; };
448: my $otherinfo='';
449: foreach ('name','part','type','default') {
450: if (defined(&Apache::lonnet::metadata($uri,$name.'.'.$_))) {
451: $otherinfo.=' '.$_.'='.
452: &Apache::lonnet::metadata($uri,$name.'.'.$_).'; ';
453: }
454: }
455: $r->print('<b>'.$display.':</b> '.$content{$name});
456: if ($otherinfo) {
457: $r->print(' ('.$otherinfo.')');
458: }
459: $r->print("<br>\n");
1.14 harris41 460: }
1.10 www 461: }
1.7 www 462: }
1.23 www 463: # ===================================================== End Resource Space Call
464: } else {
465: # ===================================================== Construction Space Call
466:
467: # ----------------------------------------------------------- Set document type
468:
469: $r->content_type('text/html');
470: $r->send_http_header;
471:
472: return OK if $r->header_only;
473: # ---------------------------------------------------------------------- Header
474: my $bodytag=&Apache::loncommon::bodytag('Edit Catalog Information');
475: my $disuri=$uri;
476: my $fn=&Apache::lonnet::filelocation('',$uri);
477: $disuri=~s/^\/\~\w+//;
478: $disuri=~s/\.meta$//;
479: my $displayfile='Catalog Information for '.$disuri;
480: if ($disuri=~/\/default$/) {
481: my $dir=$disuri;
482: $dir=~s/default$//;
1.37 www 483: $displayfile=&mt('Default Cataloging Information for Directory').' '.
484: $dir;
1.23 www 485: }
486: %Apache::lonpublisher::metadatafields=();
487: %Apache::lonpublisher::metadatakeys=();
488: &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn));
489: $r->print(<<ENDEDIT);
490: <html><head><title>Edit Catalog Information</title></head>
491: $bodytag
492: <h1>$displayfile</h1>
1.24 www 493: <form method="post">
1.23 www 494: ENDEDIT
1.24 www 495: foreach ('author','title','subject','keywords','abstract','notes',
1.37 www 496: 'copyright','customdistributionfile','language',
497: 'obsolete','obsoletereplacement') {
1.24 www 498: if ($ENV{'form.new_'.$_}) {
499: $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
500: }
1.32 albertel 501: if (m/copyright/) {
502: $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,
1.41 www 503: ($Apache::lonpublisher::metadatafields{$_}?
504: $Apache::lonpublisher::metadatafields{$_}:'default'),
1.32 albertel 505: \&Apache::loncommon::copyrightdescription,
506: (&Apache::loncommon::copyrightids)));
507: } elsif (m/language/) {
508: $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,
509: $Apache::lonpublisher::metadatafields{$_},
510: \&Apache::loncommon::languagedescription,
511: (&Apache::loncommon::languageids)));
512: } else {
513: $r->print(&Apache::lonpublisher::textfield($_,'new_'.$_,
514: $Apache::lonpublisher::metadatafields{$_}));
515: }
1.23 www 516: }
1.24 www 517: if ($ENV{'form.store'}) {
518: my $mfh;
519: unless ($mfh=Apache::File->new('>'.$fn)) {
520: $r->print(
1.37 www 521: '<p><font color=red>'.&mt('Could not write metadata').', '.
522: &mt('FAIL').'</font>');
1.24 www 523: } else {
524: foreach (sort keys %Apache::lonpublisher::metadatafields) {
525: unless ($_=~/\./) {
526: my $unikey=$_;
527: $unikey=~/^([A-Za-z]+)/;
528: my $tag=$1;
529: $tag=~tr/A-Z/a-z/;
530: print $mfh "\n\<$tag";
531: foreach
532: (split(/\,/,$Apache::lonpublisher::metadatakeys{$unikey})) {
533: my $value=
534: $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
535: $value=~s/\"/\'\'/g;
536: print $mfh ' '.$_.'="'.$value.'"';
537: }
538: print $mfh '>'.
539: &HTML::Entities::encode($Apache::lonpublisher::metadatafields{$unikey})
540: .'</'.$tag.'>';
541: }
542: }
1.37 www 543: $r->print('<p>'.&mt('Wrote Metadata'));
1.24 www 544: }
545: }
546: $r->print(
1.37 www 547: '<br /><input type="submit" name="store" value="'.
548: &mt('Store Catalog Information').'"></form></body></html>');
1.24 www 549: return OK;
550: }
1.1 www 551: }
552:
553: 1;
554: __END__
555:
556:
557:
558:
559:
560:
561:
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