Annotation of loncom/interface/lonmeta.pm, revision 1.44
1.1 www 1: # The LearningOnline Network with CAPA
1.8 albertel 2: # Metadata display handler
3: #
1.44 ! www 4: # $Id: lonmeta.pm,v 1.43 2003/12/26 21:17:37 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/
1.44 ! www 27:
1.1 www 28:
29: package Apache::lonmeta;
30:
31: use strict;
32: use Apache::Constants qw(:common);
1.3 www 33: use Apache::lonnet();
1.10 www 34: use Apache::loncommon();
1.23 www 35: use Apache::lonmsg;
36: use Apache::lonpublisher;
1.35 www 37: use Apache::lonlocal;
1.43 www 38: use Apache::lonmysql;
1.1 www 39:
1.44 ! www 40: # MySQL table columns
! 41:
! 42: my @columns;
! 43:
1.9 www 44: # ----------------------------------------- Fetch and evaluate dynamic metadata
45:
46: sub dynamicmeta {
47: my $url=&Apache::lonnet::declutter(shift);
48: $url=~s/\.meta$//;
49: my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
1.19 www 50: my $regexp=$url;
1.9 www 51: $regexp=~s/(\W)/\\$1/g;
1.10 www 52: $regexp='___'.$regexp.'___';
1.16 albertel 53: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
54: $aauthor,$regexp);
1.30 www 55: my %sum=();
56: my %cnt=();
57: my %concat=();
1.40 matthew 58: my %listitems=(
1.10 www 59: 'course' => 'add',
1.29 www 60: 'goto' => 'add',
61: 'comefrom' => 'add',
1.10 www 62: 'avetries' => 'avg',
63: 'stdno' => 'add',
64: 'difficulty' => 'avg',
65: 'clear' => 'avg',
66: 'technical' => 'avg',
67: 'helpful' => 'avg',
68: 'correct' => 'avg',
69: 'depth' => 'avg',
70: 'comments' => 'app',
71: 'usage' => 'cnt'
72: );
1.39 albertel 73: while ($_=each(%evaldata)) {
74: my ($item,$purl,$cat)=split(/___/,$_);
75: ### Apache->request->print("\n".$_.' - '.$item.'<br />');
76: if (defined($cnt{$cat})) { $cnt{$cat}++; } else { $cnt{$cat}=1; }
1.30 www 77: unless ($listitems{$cat} eq 'app') {
78: if (defined($sum{$cat})) {
79: $sum{$cat}+=$evaldata{$_};
80: $concat{$cat}.=','.$item;
1.10 www 81: } else {
1.30 www 82: $sum{$cat}=$evaldata{$_};
83: $concat{$cat}=$item;
1.10 www 84: }
85: } else {
1.30 www 86: if (defined($sum{$cat})) {
1.10 www 87: if ($evaldata{$_}) {
1.30 www 88: $sum{$cat}.='<hr>'.$evaldata{$_};
1.10 www 89: }
90: } else {
1.30 www 91: $sum{$cat}=''.$evaldata{$_};
1.10 www 92: }
93: }
94: }
1.9 www 95: my %returnhash=();
1.39 albertel 96: while ($_=each(%cnt)) {
1.11 www 97: if ($listitems{$_} eq 'avg') {
98: $returnhash{$_}=int(($sum{$_}/$cnt{$_})*100.0+0.5)/100.0;
99: } elsif ($listitems{$_} eq 'cnt') {
100: $returnhash{$_}=$cnt{$_};
101: } else {
102: $returnhash{$_}=$sum{$_};
103: }
1.30 www 104: $returnhash{$_.'_list'}=$concat{$_};
1.39 albertel 105: ### Apache->request->print("\n<hr />".$_.': '.$returnhash{$_}.'<br />'.$returnhash{$_.'_list'});
1.9 www 106: }
1.40 matthew 107: #
108: # Deal with 'count' seperately
109: $returnhash{'count'} = &access_count($url,$aauthor,$adomain);
110:
1.9 www 111: return %returnhash;
1.40 matthew 112: }
113:
114: sub access_count {
115: my ($src,$author,$adomain) = @_;
116: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
117: $author,$src);
118: if (! exists($countdata{$src})) {
119: return 'Not Available';
120: } else {
121: return $countdata{$src};
122: }
1.25 www 123: }
124:
125: # ------------------------------------- Try to make an alt tag if there is none
126:
127: sub alttag {
1.26 www 128: my ($base,$src)=@_;
129: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
130: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
131: &Apache::lonnet::metadata($fullpath,'subject').' '.
132: &Apache::lonnet::metadata($fullpath,'abstract');
133: $alttag=~s/\s+/ /gs;
134: $alttag=~s/\"//gs;
135: $alttag=~s/\'//gs;
136: $alttag=~s/\s+$//gs;
137: $alttag=~s/^\s+//gs;
138: if ($alttag) { return $alttag; } else
139: { return 'No information available'; }
1.9 www 140: }
1.1 www 141:
1.29 www 142: # -------------------------------------------------------------- Author display
143:
144: sub authordisplay {
145: my ($aname,$adom)=@_;
146: return &Apache::loncommon::aboutmewrapper(
147: &Apache::loncommon::plainname($aname,$adom),
148: $aname,$adom).' <tt>['.$aname.'@'.$adom.']</tt>';
149: }
150:
1.12 www 151: # -------------------------------------------------------------- Pretty display
152:
153: sub evalgraph {
154: my $value=shift;
1.13 www 155: unless ($value) { return ''; }
1.12 www 156: my $val=int($value*10.+0.5)-10;
157: my $output='<table border=0 cellpadding=0 cellspacing=0><tr>';
158: if ($val>=20) {
159: $output.='<td width=20 bgcolor="#555555">  </td>';
160: } else {
161: $output.='<td width='.($val).' bgcolor="#555555"> </td>'.
162: '<td width='.(20-$val).' bgcolor="#FF3333"> </td>';
163: }
164: $output.='<td bgcolor="#FFFF33"> </td>';
165: if ($val>20) {
166: $output.='<td width='.($val-20).' bgcolor="#33FF33"> </td>'.
167: '<td width='.(40-$val).' bgcolor="#555555"> </td>';
168: } else {
169: $output.='<td width=20 bgcolor="#555555">  </td>';
170: }
171: $output.='<td> ('.$value.') </td></tr></table>';
172: return $output;
173: }
174:
175: sub diffgraph {
176: my $value=shift;
1.13 www 177: unless ($value) { return ''; }
1.12 www 178: my $val=int(40.0*$value+0.5);
1.13 www 179: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
180: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
1.12 www 181: my $output='<table border=0 cellpadding=0 cellspacing=0><tr>';
182: for (my $i=0;$i<8;$i++) {
183: if ($val>$i*5) {
184: $output.='<td width=5 bgcolor="'.$colors[$i].'"> </td>';
185: } else {
186: $output.='<td width=5 bgcolor="#555555"> </td>';
187: }
188: }
189: $output.='<td> ('.$value.') </td></tr></table>';
190: return $output;
191: }
192:
1.44 ! www 193: # ==================================================== Turn MySQL row into hash
! 194:
! 195: sub metadata_col_to_hash {
! 196: my @cols=@_;
! 197: my %hash=();
! 198: for (my $i=0; $i<=$#columns; $i++) {
! 199: $hash{$columns[$i]}=$cols[$i];
! 200: }
! 201: return %hash;
! 202: }
! 203:
1.1 www 204: # ================================================================ Main Handler
205:
206: sub handler {
207: my $r=shift;
1.20 www 208:
209: my $loaderror=&Apache::lonnet::overloaderror($r);
210: if ($loaderror) { return $loaderror; }
211:
212:
213: my $uri=$r->uri;
214:
1.23 www 215: unless ($uri=~/^\/\~/) {
216: # =========================================== This is not in construction space
1.20 www 217: my ($resdomain,$resuser)=
218: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
219:
220: $loaderror=
221: &Apache::lonnet::overloaderror($r,
222: &Apache::lonnet::homeserver($resuser,$resdomain));
223: if ($loaderror) { return $loaderror; }
224:
1.3 www 225: my %content=();
1.1 www 226:
227: # ----------------------------------------------------------- Set document type
228:
1.35 www 229: &Apache::loncommon::content_type($r,'text/html');
1.1 www 230: $r->send_http_header;
231:
232: return OK if $r->header_only;
233:
234: # ------------------------------------------------------------------- Read file
1.14 harris41 235: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
1.3 www 236: $content{$_}=&Apache::lonnet::metadata($uri,$_);
1.14 harris41 237: }
1.6 albertel 238: # ------------------------------------------------------------------ Hide stuff
1.7 www 239:
240: unless ($ENV{'user.adv'}) {
1.14 harris41 241: foreach ('keywords','notes','abstract','subject') {
1.35 www 242: $content{$_}='<i>- '.&mt('not displayed').' -</i>';
1.14 harris41 243: }
1.6 albertel 244: }
245:
1.1 www 246: # --------------------------------------------------------------- Render Output
1.23 www 247: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
1.38 www 248: my $creationdate=&Apache::lonlocal::locallocaltime(
1.43 www 249: &Apache::lonmysql::unsqltime($content{'creationdate'}));
1.38 www 250: my $lastrevisiondate=&Apache::lonlocal::locallocaltime(
1.43 www 251: &Apache::lonmysql::unsqltime($content{'lastrevisiondate'}));
1.10 www 252: my $language=&Apache::loncommon::languagedescription($content{'language'});
253: my $mime=&Apache::loncommon::filedescription($content{'mime'});
1.11 www 254: my $disuri=&Apache::lonnet::declutter($uri);
255: $disuri=~s/\.meta$//;
1.21 www 256: my $currentversion=&Apache::lonnet::getversion($disuri);
1.29 www 257: my $author=$content{'author'};
258: $author=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
259: my $owner=$content{'owner'};
260: $owner=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
1.21 www 261: my $versiondisplay='';
262: if ($thisversion) {
1.38 www 263: $versiondisplay=&mt('Version').': '.$thisversion.
264: ' ('.&mt('most recent version').': '.$currentversion.')';
1.21 www 265: } else {
266: $versiondisplay='Version: '.$currentversion;
267: }
1.29 www 268: my $customdistributionfile='';
269: if ($content{'customdistributionfile'}) {
270: $customdistributionfile='<a href="'.$content{'customdistributionfile'}.
271: '"><tt>'.$content{'customdistributionfile'}.'</tt></a>';
272: }
1.36 www 273:
274: my $obsolete=$content{'obsolete'};
275: my $obsoletereplace=$content{'obsoletereplacement'};
276: my $obsoletewarning='';
277: if (($obsolete) && ($ENV{'user.adv'})) {
278: $obsoletewarning='<p><font color="red">'.&mt('This resource has been marked obsolete by the author(s)').'</font></p>';
279: }
280:
1.35 www 281: my %lt=&Apache::lonlocal::texthash(
282: 'au' =>'Author(s)',
283: 'sb' => 'Subject',
284: 'kw' => 'Keyword(s)',
285: 'no' => 'Notes',
286: 'ab' => 'Abstract',
1.42 www 287: 'lg' => 'Lowest Grade Level',
288: 'hg' => 'Highest Grade Level',
289: 'st' => 'Standards',
1.35 www 290: 'mi' => 'MIME Type',
291: 'la' => 'Language',
292: 'cd' => 'Creation Date',
293: 'pu' => 'Publisher/Owner',
294: 'co' => 'Copyright/Distribution',
1.36 www 295: 'cf' => 'Custom Distribution File',
296: 'ob' => 'Obsolete',
297: 'or' =>
298: 'Suggested Replacement for Obsolete File');
1.17 www 299: my $bodytag=&Apache::loncommon::bodytag
300: ('Catalog Information','','','',$resdomain);
1.1 www 301: $r->print(<<ENDHEAD);
302: <html><head><title>Catalog Information</title></head>
1.17 www 303: $bodytag
1.1 www 304: <h2>$content{'title'}</h2>
1.11 www 305: <h3><tt>$disuri</tt></h3>
1.36 www 306: $obsoletewarning
1.21 www 307: $versiondisplay<br />
1.11 www 308: <table cellspacing=2 border=0>
1.35 www 309: <tr><td bgcolor='#AAAAAA'>$lt{'au'}</td>
1.29 www 310: <td bgcolor="#CCCCCC">$author </td></tr>
1.35 www 311: <tr><td bgcolor='#AAAAAA'>$lt{'sb'}</td>
1.11 www 312: <td bgcolor="#CCCCCC">$content{'subject'} </td></tr>
1.35 www 313: <tr><td bgcolor='#AAAAAA'>$lt{'kw'}</td>
1.11 www 314: <td bgcolor="#CCCCCC">$content{'keywords'} </td></tr>
1.35 www 315: <tr><td bgcolor='#AAAAAA'>$lt{'no'}</td>
1.11 www 316: <td bgcolor="#CCCCCC">$content{'notes'} </td></tr>
1.35 www 317: <tr><td bgcolor='#AAAAAA'>$lt{'ab'}</td>
1.11 www 318: <td bgcolor="#CCCCCC">$content{'abstract'} </td></tr>
1.42 www 319: <tr><td bgcolor='#AAAAAA'>$lt{'lg'}</td>
320: <td bgcolor="#CCCCCC">$content{'lowestgradelevel'} </td></tr>
321: <tr><td bgcolor='#AAAAAA'>$lt{'hg'}</td>
322: <td bgcolor="#CCCCCC">$content{'highestgradelevel'} </td></tr>
323: <tr><td bgcolor='#AAAAAA'>$lt{'st'}</td>
324: <td bgcolor="#CCCCCC">$content{'standards'} </td></tr>
1.35 www 325: <tr><td bgcolor='#AAAAAA'>$lt{'mi'}</td>
1.11 www 326: <td bgcolor="#CCCCCC">$mime ($content{'mime'}) </td></tr>
1.35 www 327: <tr><td bgcolor='#AAAAAA'>$lt{'la'}</td>
1.11 www 328: <td bgcolor="#CCCCCC">$language </td></tr>
1.35 www 329: <tr><td bgcolor='#AAAAAA'>$lt{'cd'}</td>
1.11 www 330: <td bgcolor="#CCCCCC">$creationdate </td></tr>
331: <tr><td bgcolor='#AAAAAA'>
332: Last Revision Date</td><td bgcolor="#CCCCCC">$lastrevisiondate </td></tr>
1.35 www 333: <tr><td bgcolor='#AAAAAA'>$lt{'pu'}</td>
1.29 www 334: <td bgcolor="#CCCCCC">$owner </td></tr>
1.35 www 335: <tr><td bgcolor='#AAAAAA'>$lt{'co'}</td>
1.29 www 336: <td bgcolor="#CCCCCC">$content{'copyright'} </td></tr>
1.35 www 337: <tr><td bgcolor='#AAAAAA'>$lt{'cf'}</td>
1.29 www 338: <td bgcolor="#CCCCCC">$customdistributionfile </td></tr>
1.36 www 339: <tr><td bgcolor='#AAAAAA'>$lt{'ob'}</td>
340: <td bgcolor="#CCCCCC">$obsolete </td></tr>
341: <tr><td bgcolor='#AAAAAA'>$lt{'or'}</td>
342: <td bgcolor="#CCCCCC">$obsoletereplace </td></tr>
1.11 www 343: </table>
1.1 www 344: ENDHEAD
345: delete($content{'title'});
346: delete($content{'author'});
347: delete($content{'subject'});
348: delete($content{'keywords'});
349: delete($content{'notes'});
350: delete($content{'abstract'});
351: delete($content{'mime'});
352: delete($content{'language'});
353: delete($content{'creationdate'});
354: delete($content{'lastrevisiondate'});
355: delete($content{'owner'});
356: delete($content{'copyright'});
1.33 www 357: delete($content{'customdistributionfile'});
1.36 www 358: delete($content{'obsolete'});
359: delete($content{'obsoletereplacement'});
1.7 www 360: if ($ENV{'user.adv'}) {
1.11 www 361: # ------------------------------------------------------------ Dynamic Metadata
1.15 www 362: $r->print(
1.35 www 363: '<h3>'.&mt('Dynamic Metadata').' ('.
364: &mt('updated periodically').')</h3>'.&mt('Processing').
365: ' ...<br>');
1.15 www 366: $r->rflush();
1.35 www 367: my %items=&Apache::lonlocal::texthash(
1.10 www 368: 'count' => 'Network-wide number of accesses (hits)',
369: 'course' => 'Network-wide number of courses using resource',
370: 'usage' => 'Number of resources using or importing resource',
1.30 www 371: 'goto' => 'Number of resources that follow this resource in maps',
372: 'comefrom' => 'Number of resources that lead up to this resource in maps',
1.11 www 373: 'clear' => 'Material presented in clear way',
374: 'depth' => 'Material covered with sufficient depth',
375: 'helpful' => 'Material is helpful',
376: 'correct' => 'Material appears to be correct',
377: 'technical' => 'Resource is technically correct',
1.10 www 378: 'avetries' => 'Average number of tries till solved',
379: 'stdno' => 'Total number of students who have worked on this problem',
380: 'difficulty' => 'Degree of difficulty');
381: my %dynmeta=&dynamicmeta($uri);
1.11 www 382: $r->print(
1.35 www 383: '</table><h4>'.&mt('Access and Usage Statistics').'</h4><table cellspacing=2 border=0>');
1.30 www 384: foreach ('count') {
385: $r->print(
386: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
387: $dynmeta{$_}." </td></tr>\n");
388: }
389: foreach my $cat ('usage','comefrom','goto') {
390: $r->print(
391: '<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
1.31 www 392: $dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
393: map { my $murl=$_;
394: '<li><a href="'.&Apache::lonnet::clutter($murl).'" target="preview">'.
395: &Apache::lonnet::gettitle($murl).' [<tt>'.$murl
396: .'</tt>]</a></li>' }
397: split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
1.30 www 398: }
1.31 www 399: foreach my $cat ('course') {
1.11 www 400: $r->print(
1.31 www 401: '<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
402: $dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
403: map { my %courseinfo=&Apache::lonnet::coursedescription($_);
404: '<li><a href="/public/'.
405: $courseinfo{'domain'}.'/'.$courseinfo{'num'}.'/syllabus" target="preview">'.
406: $courseinfo{'description'}.'</a></li>' }
407: split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
1.11 www 408: }
409: $r->print('</table>');
1.10 www 410: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)\.meta$/) {
1.11 www 411: $r->print(
1.35 www 412: '<h4>'.&mt('Assessment Statistical Data').'</h4><table cellspacing=2 border=0>');
1.12 www 413: foreach ('stdno','avetries') {
1.11 www 414: $r->print(
415: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
416: $dynmeta{$_}." </td></tr>\n");
417: }
1.12 www 418: foreach ('difficulty') {
419: $r->print(
420: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
421: &diffgraph($dynmeta{$_})."</td></tr>\n");
422: }
1.11 www 423: $r->print('</table>');
1.10 www 424: }
1.35 www 425: $r->print('<h4>'.&mt('Evaluation Data').'</h4><table cellspacing=2 border=0>');
1.10 www 426: foreach ('clear','depth','helpful','correct','technical') {
1.11 www 427: $r->print(
428: '<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
1.12 www 429: &evalgraph($dynmeta{$_})."</td></tr>\n");
1.10 www 430: }
1.11 www 431: $r->print('</table>');
432: $disuri=~/^(\w+)\/(\w+)\//;
1.10 www 433: if ((($ENV{'user.domain'} eq $1) && ($ENV{'user.name'} eq $2))
434: || ($ENV{'user.role.ca./'.$1.'/'.$2})) {
435: $r->print(
1.35 www 436: '<h4>'.&mt('Evaluation Comments').' ('.&mt('visible to author and co-authors only').')</h4>'.
1.23 www 437: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
438: $r->print(
1.37 www 439: '<h4>'.&mt('Error Messages').' ('.
440: &mt('visible to author and co-authors only').')</h4>');
1.23 www 441: my %errormsgs=&Apache::lonnet::dump('nohist_res_msgs',$1,$2);
442: foreach (keys %errormsgs) {
1.28 albertel 443: if ($_=~/^\Q$disuri\E\_\d+$/) {
1.23 www 444: my %content=&Apache::lonmsg::unpackagemsg($errormsgs{$_});
445: $r->print('<b>'.$content{'time'}.'</b>: '.$content{'message'}.
446: '<br />');
447: }
448: }
1.10 www 449: }
1.11 www 450: # ------------------------------------------------------------- All other stuff
1.10 www 451: $r->print(
1.35 www 452: '<h3>'.&mt('Additional Metadata (non-standard, parameters, exports)').'</h3>');
1.10 www 453: foreach (sort keys %content) {
1.3 www 454: my $name=$_;
1.33 www 455: unless ($name=~/\.display$/) {
456: my $display=&Apache::lonnet::metadata($uri,$name.'.display');
457: unless ($display) { $display=$name; };
458: my $otherinfo='';
459: foreach ('name','part','type','default') {
460: if (defined(&Apache::lonnet::metadata($uri,$name.'.'.$_))) {
461: $otherinfo.=' '.$_.'='.
462: &Apache::lonnet::metadata($uri,$name.'.'.$_).'; ';
463: }
464: }
465: $r->print('<b>'.$display.':</b> '.$content{$name});
466: if ($otherinfo) {
467: $r->print(' ('.$otherinfo.')');
468: }
469: $r->print("<br>\n");
1.14 harris41 470: }
1.10 www 471: }
1.7 www 472: }
1.23 www 473: # ===================================================== End Resource Space Call
474: } else {
475: # ===================================================== Construction Space Call
476:
477: # ----------------------------------------------------------- Set document type
478:
479: $r->content_type('text/html');
480: $r->send_http_header;
481:
482: return OK if $r->header_only;
483: # ---------------------------------------------------------------------- Header
484: my $bodytag=&Apache::loncommon::bodytag('Edit Catalog Information');
485: my $disuri=$uri;
486: my $fn=&Apache::lonnet::filelocation('',$uri);
487: $disuri=~s/^\/\~\w+//;
488: $disuri=~s/\.meta$//;
489: my $displayfile='Catalog Information for '.$disuri;
490: if ($disuri=~/\/default$/) {
491: my $dir=$disuri;
492: $dir=~s/default$//;
1.37 www 493: $displayfile=&mt('Default Cataloging Information for Directory').' '.
494: $dir;
1.23 www 495: }
496: %Apache::lonpublisher::metadatafields=();
497: %Apache::lonpublisher::metadatakeys=();
498: &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn));
499: $r->print(<<ENDEDIT);
500: <html><head><title>Edit Catalog Information</title></head>
501: $bodytag
502: <h1>$displayfile</h1>
1.24 www 503: <form method="post">
1.23 www 504: ENDEDIT
1.24 www 505: foreach ('author','title','subject','keywords','abstract','notes',
1.37 www 506: 'copyright','customdistributionfile','language',
507: 'obsolete','obsoletereplacement') {
1.24 www 508: if ($ENV{'form.new_'.$_}) {
509: $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
510: }
1.32 albertel 511: if (m/copyright/) {
512: $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,
1.41 www 513: ($Apache::lonpublisher::metadatafields{$_}?
514: $Apache::lonpublisher::metadatafields{$_}:'default'),
1.32 albertel 515: \&Apache::loncommon::copyrightdescription,
516: (&Apache::loncommon::copyrightids)));
517: } elsif (m/language/) {
518: $r->print(&Apache::lonpublisher::selectbox($_,'new_'.$_,
519: $Apache::lonpublisher::metadatafields{$_},
520: \&Apache::loncommon::languagedescription,
521: (&Apache::loncommon::languageids)));
522: } else {
523: $r->print(&Apache::lonpublisher::textfield($_,'new_'.$_,
524: $Apache::lonpublisher::metadatafields{$_}));
525: }
1.23 www 526: }
1.24 www 527: if ($ENV{'form.store'}) {
528: my $mfh;
529: unless ($mfh=Apache::File->new('>'.$fn)) {
530: $r->print(
1.37 www 531: '<p><font color=red>'.&mt('Could not write metadata').', '.
532: &mt('FAIL').'</font>');
1.24 www 533: } else {
534: foreach (sort keys %Apache::lonpublisher::metadatafields) {
535: unless ($_=~/\./) {
536: my $unikey=$_;
537: $unikey=~/^([A-Za-z]+)/;
538: my $tag=$1;
539: $tag=~tr/A-Z/a-z/;
540: print $mfh "\n\<$tag";
541: foreach
542: (split(/\,/,$Apache::lonpublisher::metadatakeys{$unikey})) {
543: my $value=
544: $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
545: $value=~s/\"/\'\'/g;
546: print $mfh ' '.$_.'="'.$value.'"';
547: }
548: print $mfh '>'.
549: &HTML::Entities::encode($Apache::lonpublisher::metadatafields{$unikey})
550: .'</'.$tag.'>';
551: }
552: }
1.37 www 553: $r->print('<p>'.&mt('Wrote Metadata'));
1.24 www 554: }
555: }
556: $r->print(
1.37 www 557: '<br /><input type="submit" name="store" value="'.
558: &mt('Store Catalog Information').'"></form></body></html>');
1.24 www 559: return OK;
560: }
1.1 www 561: }
562:
1.44 ! www 563: # ================================================================= BEGIN Block
! 564: BEGIN {
! 565: # Get columns of MySQL metadata table
! 566: @columns=&Apache::lonmysql::col_order('metadata');
! 567: }
1.1 www 568: 1;
569: __END__
570:
571:
572:
573:
574:
575:
576:
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