Annotation of loncom/interface/lonmeta.pm, revision 1.156
1.1 www 1: # The LearningOnline Network with CAPA
1.8 albertel 2: # Metadata display handler
3: #
1.156 ! albertel 4: # $Id: lonmeta.pm,v 1.155 2006/05/20 06:34:50 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 $result;
319: }
320:
1.156 ! albertel 321: sub get_port_path_and_group {
! 322: my ($uri)=@_;
! 323:
1.155 albertel 324: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
325: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.156 ! albertel 326:
1.155 albertel 327: my ($port_path,$group);
328: if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
329: $group = (split('/',$uri))[5];
330: $port_path = '/adm/coursegrp_portfolio';
331: } else {
332: $port_path = '/adm/portfolio';
333: }
1.156 ! albertel 334: return ($port_path,$group);
! 335: }
! 336:
! 337: sub portfolio_display_uri {
! 338: my ($uri,$as_links)=@_;
! 339:
! 340: my ($port_path,$group) = &get_port_path_and_group($uri);
! 341:
1.144 albertel 342: $uri =~ s|.*/(portfolio/.*)$|$1|;
1.141 albertel 343: my ($res_uri,$meta_uri) = ($uri,$uri);
344: if ($uri =~ /\.meta$/) {
345: $res_uri =~ s/\.meta//;
346: } else {
347: $meta_uri .= '.meta';
348: }
1.146 albertel 349:
1.148 albertel 350: my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
1.146 albertel 351: if ($as_links) {
1.155 albertel 352: $res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
353: $meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
1.146 albertel 354: }
1.145 albertel 355: return ($res_uri,$meta_uri,$path);
1.141 albertel 356: }
357:
1.140 banghart 358: sub pre_select_course {
359: my ($r,$uri) = @_;
360: my $output;
361: my $fn=&Apache::lonnet::filelocation('',$uri);
1.145 albertel 362: my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
1.140 banghart 363: %Apache::lonpublisher::metadatafields=();
364: %Apache::lonpublisher::metadatakeys=();
365: my $result=&Apache::lonnet::getfile($fn);
366: if ($result == -1){
1.141 albertel 367: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.140 banghart 368: } else {
369: &Apache::lonpublisher::metaeval($result);
370: }
1.141 albertel 371: $r->print('<hr /><form method="post" action="" >');
372: $r->print('<p>'.&mt('If you would like to associate this resource ([_1]) with a current or previous course, please select one from the list below, otherwise select, \'None\'','<tt>'.$res_uri.'</tt>').'</p>');
1.140 banghart 373: $output = &select_course();
374: $r->print($output.'<br /><input type="submit" name="store" value="'.
1.141 albertel 375: &mt('Associate Resource With Selected Course').'">');
1.140 banghart 376: $r->print('</form>');
1.145 albertel 377:
1.156 ! albertel 378: my ($port_path,$group) = &get_port_path_and_group($uri);
! 379: $r->print('<br /><br /><form method="POST" action="'.$port_path.'">'.
1.145 albertel 380: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1.156 ! albertel 381: '<input type="hidden" name="group" value="'.$group.'" />'.
1.145 albertel 382: '<input type="submit" name="cancel" value="'.&mt('Cancel').'">'.
383: '</form>');
384:
1.140 banghart 385: return;
386: }
1.100 banghart 387: sub select_course {
1.150 albertel 388: my $output=$/;
389: my $current_restriction=
390: $Apache::lonpublisher::metadatafields{'courserestricted'};
391: my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
392: : '');
393:
394: $output .= '<select name="new_courserestricted" >';
395: $output .= '<option value="none" '.$selected.'>'.
396: &mt('None').'</option>'.$/;
1.113 banghart 397: my %courses;
1.150 albertel 398: foreach my $key (keys(%env)) {
399: if ($key !~ m/^course\.(.+)\.description$/) { next; }
400: my $cid = $1;
401: if ($env{$key} !~ /\S/) { next; }
402: $courses{$key} = $cid;
403: }
404: foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
405: my $cid = 'course.'.$courses{$key};
406: my $selected = ($current_restriction eq $cid ? 'selected="selected"'
407: : '');
408: if ($env{$key} !~ /\S/) { next; }
409: $output .= '<option value="'.$cid.'" '.$selected.'>';
410: $output .= $env{$key};
411: $output .= '</option>'.$/;
412: $selected = '';
1.100 banghart 413: }
1.138 banghart 414: $output .= '</select><br />';
1.137 banghart 415: return ($output);
1.100 banghart 416: }
1.64 matthew 417: # Pretty printing of metadata field
1.46 www 418:
419: sub prettyprint {
1.82 www 420: my ($type,$value,$target,$prefix,$form,$noformat)=@_;
421: # $target,$prefix,$form are optional and for filecrumbs only
1.65 matthew 422: if (! defined($value)) {
423: return ' ';
424: }
1.64 matthew 425: # Title
1.46 www 426: if ($type eq 'title') {
427: return '<font size="+1" face="arial">'.$value.'</font>';
428: }
1.64 matthew 429: # Dates
1.46 www 430: if (($type eq 'creationdate') ||
431: ($type eq 'lastrevisiondate')) {
1.55 www 432: return ($value?&Apache::lonlocal::locallocaltime(
433: &Apache::lonmysql::unsqltime($value)):
434: &mt('not available'));
1.46 www 435: }
1.64 matthew 436: # Language
1.46 www 437: if ($type eq 'language') {
438: return &Apache::loncommon::languagedescription($value);
439: }
1.64 matthew 440: # Copyright
1.46 www 441: if ($type eq 'copyright') {
442: return &Apache::loncommon::copyrightdescription($value);
443: }
1.78 taceyjo1 444: # Copyright
445: if ($type eq 'sourceavail') {
446: return &Apache::loncommon::source_copyrightdescription($value);
447: }
1.64 matthew 448: # MIME
1.46 www 449: if ($type eq 'mime') {
1.64 matthew 450: return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
451: &Apache::loncommon::filedescription($value);
452: }
453: # Person
1.46 www 454: if (($type eq 'author') ||
455: ($type eq 'owner') ||
456: ($type eq 'modifyinguser') ||
457: ($type eq 'authorspace')) {
458: $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
459: return $value;
460: }
1.64 matthew 461: # Gradelevel
1.48 www 462: if (($type eq 'lowestgradelevel') ||
463: ($type eq 'highestgradelevel')) {
464: return &Apache::loncommon::gradeleveldescription($value);
465: }
1.64 matthew 466: # Only for advance users below
1.96 albertel 467: if (! $env{'user.adv'}) {
1.65 matthew 468: return '<i>- '.&mt('not displayed').' -</i>';
469: }
1.64 matthew 470: # File
1.46 www 471: if (($type eq 'customdistributionfile') ||
472: ($type eq 'obsoletereplacement') ||
473: ($type eq 'goto_list') ||
474: ($type eq 'comefrom_list') ||
1.82 www 475: ($type eq 'sequsage_list') ||
1.83 www 476: ($type eq 'dependencies')) {
1.151 www 477: return '<font size="-1"><ul>'.join("\n",map {
1.70 matthew 478: my $url = &Apache::lonnet::clutter($_);
1.72 matthew 479: my $title = &Apache::lonnet::gettitle($url);
480: if ($title eq '') {
481: $title = 'Untitled';
482: if ($url =~ /\.sequence$/) {
483: $title .= ' Sequence';
484: } elsif ($url =~ /\.page$/) {
485: $title .= ' Page';
486: } elsif ($url =~ /\.problem$/) {
487: $title .= ' Problem';
488: } elsif ($url =~ /\.html$/) {
489: $title .= ' HTML document';
490: } elsif ($url =~ m:/syllabus$:) {
491: $title .= ' Syllabus';
492: }
493: }
1.82 www 494: $_ = '<li>'.$title.' '.
495: &Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form,'-1',$noformat).
496: '</li>'
497: } split(/\s*\,\s*/,$value)).'</ul></font>';
1.46 www 498: }
1.64 matthew 499: # Evaluations
1.46 www 500: if (($type eq 'clear') ||
501: ($type eq 'depth') ||
502: ($type eq 'helpful') ||
503: ($type eq 'correct') ||
504: ($type eq 'technical')) {
505: return &evalgraph($value);
506: }
1.64 matthew 507: # Difficulty
1.73 matthew 508: if ($type eq 'difficulty' || $type eq 'disc') {
1.46 www 509: return &diffgraph($value);
510: }
1.64 matthew 511: # List of courses
1.46 www 512: if ($type=~/\_list/) {
1.72 matthew 513: my @Courses = split(/\s*\,\s*/,$value);
1.151 www 514: my $Str='<font size="-1"><ul>';
1.72 matthew 515: foreach my $course (@Courses) {
1.154 albertel 516: my %courseinfo =
517: &Apache::lonnet::coursedescription($course,
518: {'one_time' => 1});
1.72 matthew 519: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
520: next;
521: }
1.151 www 522: $Str .= '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
1.72 matthew 523: $courseinfo{'num'}.'/syllabus" target="preview">'.
1.151 www 524: $courseinfo{'description'}.'</a></li>';
1.72 matthew 525: }
1.151 www 526: return $Str.'</ul></font>';
1.46 www 527: }
1.64 matthew 528: # No pretty print found
1.46 www 529: return $value;
530: }
531:
1.64 matthew 532: # Pretty input of metadata field
1.54 www 533: sub direct {
534: return shift;
535: }
536:
1.48 www 537: sub selectbox {
538: my ($name,$value,$functionref,@idlist)=@_;
1.65 matthew 539: if (! defined($functionref)) {
540: $functionref=\&direct;
541: }
1.48 www 542: my $selout='<select name="'.$name.'">';
543: foreach (@idlist) {
544: $selout.='<option value=\''.$_.'\'';
545: if ($_ eq $value) {
546: $selout.=' selected>'.&{$functionref}($_).'</option>';
547: }
548: else {$selout.='>'.&{$functionref}($_).'</option>';}
549: }
550: return $selout.'</select>';
551: }
552:
1.54 www 553: sub relatedfield {
554: my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
1.65 matthew 555: if (! $relatedsearchflag) {
556: return '';
557: }
558: if (! defined($relatedsep)) {
559: $relatedsep=' ';
560: }
561: if (! $show) {
562: return $relatedsep.' ';
563: }
1.54 www 564: return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
565: ($relatedvalue?' checked="1"':'').' />';
566: }
1.48 www 567:
1.46 www 568: sub prettyinput {
1.54 www 569: my ($type,$value,$fieldname,$formname,
1.116 banghart 570: $relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
1.75 matthew 571: if (! defined($size)) {
572: $size = 80;
573: }
1.128 banghart 574: my $output;
1.150 albertel 575: if (defined($course_key)
576: && exists($env{$course_key.'.metadata.'.$type.'.options'})) {
1.116 banghart 577: my $stu_add;
578: my $only_one;
1.128 banghart 579: my %meta_options;
580: my @cur_values_inst;
581: my $cur_values_stu;
1.132 banghart 582: my $values = $env{$course_key.'.metadata.'.$type.'.values'};
583: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
1.116 banghart 584: $stu_add = 'true';
585: }
1.132 banghart 586: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
1.116 banghart 587: $only_one = 'true';
588: }
1.128 banghart 589: # need to take instructor values out of list where instructor and student
590: # values may be mixed.
1.133 banghart 591: if ($values) {
1.132 banghart 592: foreach my $item (split(/,/,$values)) {
593: $item =~ s/^\s+//;
1.133 banghart 594: $meta_options{$item} = $item;
1.128 banghart 595: }
1.132 banghart 596: foreach my $item (split(/,/,$value)) {
597: $item =~ s/^\s+//;
598: if ($meta_options{$item}) {
599: push(@cur_values_inst,$item);
1.128 banghart 600: } else {
1.132 banghart 601: $cur_values_stu .= $item.',';
1.128 banghart 602: }
603: }
1.129 banghart 604: } else {
605: $cur_values_stu = $value;
1.128 banghart 606: }
1.121 banghart 607: if ($type eq 'courserestricted') {
1.138 banghart 608: return (&select_course());
609: # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.121 banghart 610: }
1.130 banghart 611: if (($type eq 'keywords') || ($type eq 'subject')
612: || ($type eq 'author')||($type eq 'notes')
1.133 banghart 613: || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards')) {
1.129 banghart 614: if ($values) {
615: if ($only_one) {
1.134 banghart 616: $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
1.129 banghart 617: } else {
1.130 banghart 618: $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
1.129 banghart 619: }
1.128 banghart 620: }
621: if ($stu_add) {
622: $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
623: 'value="'.$cur_values_stu.'" />'.
624: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
625: $relatedvalue);
1.119 banghart 626: }
1.128 banghart 627: return ($output);
1.116 banghart 628: }
629: if (($type eq 'lowestgradelevel') ||
630: ($type eq 'highestgradelevel')) {
631: return &Apache::loncommon::select_level_form($value,$fieldname).
632: &relatedfield(0,$relatedsearchflag,$relatedsep);
633: }
634: return();
635: }
1.64 matthew 636: # Language
1.48 www 637: if ($type eq 'language') {
638: return &selectbox($fieldname,
639: $value,
640: \&Apache::loncommon::languagedescription,
1.54 www 641: (&Apache::loncommon::languageids)).
1.64 matthew 642: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 643: }
1.64 matthew 644: # Copyright
1.48 www 645: if ($type eq 'copyright') {
646: return &selectbox($fieldname,
647: $value,
648: \&Apache::loncommon::copyrightdescription,
1.54 www 649: (&Apache::loncommon::copyrightids)).
1.64 matthew 650: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 651: }
1.78 taceyjo1 652: # Source Copyright
653: if ($type eq 'sourceavail') {
654: return &selectbox($fieldname,
655: $value,
656: \&Apache::loncommon::source_copyrightdescription,
657: (&Apache::loncommon::source_copyrightids)).
658: &relatedfield(0,$relatedsearchflag,$relatedsep);
659: }
1.64 matthew 660: # Gradelevels
1.48 www 661: if (($type eq 'lowestgradelevel') ||
662: ($type eq 'highestgradelevel')) {
1.54 www 663: return &Apache::loncommon::select_level_form($value,$fieldname).
1.64 matthew 664: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 665: }
1.64 matthew 666: # Obsolete
1.48 www 667: if ($type eq 'obsolete') {
668: return '<input type="checkbox" name="'.$fieldname.'"'.
1.54 www 669: ($value?' checked="1"':'').' />'.
1.64 matthew 670: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 671: }
1.64 matthew 672: # Obsolete replacement file
1.48 www 673: if ($type eq 'obsoletereplacement') {
674: return '<input type="text" name="'.$fieldname.
675: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
676: "('".$formname."','".$fieldname."'".
1.54 www 677: ",'')\">".&mt('Select').'</a>'.
1.64 matthew 678: &relatedfield(0,$relatedsearchflag,$relatedsep);
679: }
680: # Customdistribution file
1.48 www 681: if ($type eq 'customdistributionfile') {
682: return '<input type="text" name="'.$fieldname.
683: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
684: "('".$formname."','".$fieldname."'".
1.54 www 685: ",'rights')\">".&mt('Select').'</a>'.
1.64 matthew 686: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 687: }
1.78 taceyjo1 688: # Source Customdistribution file
689: if ($type eq 'sourcerights') {
690: return '<input type="text" name="'.$fieldname.
691: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
692: "('".$formname."','".$fieldname."'".
693: ",'rights')\">".&mt('Select').'</a>'.
694: &relatedfield(0,$relatedsearchflag,$relatedsep);
695: }
1.135 banghart 696: if ($type eq 'courserestricted') {
1.138 banghart 697: return (&select_course());
698: #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.135 banghart 699: }
700:
1.64 matthew 701: # Dates
1.48 www 702: if (($type eq 'creationdate') ||
703: ($type eq 'lastrevisiondate')) {
1.64 matthew 704: return
705: &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
706: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 707: }
1.64 matthew 708: # No pretty input found
1.48 www 709: $value=~s/^\s+//gs;
710: $value=~s/\s+$//gs;
711: $value=~s/\s+/ /gs;
1.77 matthew 712: $value=~s/\"/\"\;/gs;
1.54 www 713: return
1.74 matthew 714: '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
1.64 matthew 715: 'value="'.$value.'" />'.
716: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
717: $relatedvalue);
1.46 www 718: }
719:
1.64 matthew 720: # Main Handler
1.1 www 721: sub handler {
1.64 matthew 722: my $r=shift;
723: #
1.67 matthew 724: my $uri=$r->uri;
725: #
726: # Set document type
727: &Apache::loncommon::content_type($r,'text/html');
728: $r->send_http_header;
729: return OK if $r->header_only;
1.64 matthew 730: #
1.76 matthew 731: my ($resdomain,$resuser)=
732: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
1.153 albertel 733:
1.66 matthew 734: if ($uri=~m:/adm/bombs/(.*)$:) {
1.153 albertel 735: $r->print(&Apache::loncommon::start_page('Error Messages'));
1.66 matthew 736: # Looking for all bombs?
737: &report_bombs($r,$uri);
1.89 banghart 738: } elsif ($uri=~/\/portfolio\//) {
1.140 banghart 739: ($resdomain,$resuser)=
1.109 albertel 740: (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|);
1.153 albertel 741: $r->print(&Apache::loncommon::start_page('Edit Portfolio File Catalog Information',
742: undef,
743: {'domain' => $resdomain,}));
1.140 banghart 744: if ($env{'form.store'}) {
745: &present_editable_metadata($r,$uri,'portfolio');
746: } else {
747: &pre_select_course($r,$uri);
748: }
1.66 matthew 749: } elsif ($uri=~/^\/\~/) {
750: # Construction space
1.153 albertel 751: $r->print(&Apache::loncommon::start_page('Edit Catalog nformation',
752: undef,
753: {'domain' => $resdomain,}));
1.66 matthew 754: &present_editable_metadata($r,$uri);
755: } else {
1.153 albertel 756: $r->print(&Apache::loncommon::start_page('Catalog Information',
757: undef,
758: {'domain' => $resdomain,}));
1.66 matthew 759: &present_uneditable_metadata($r,$uri);
760: }
1.153 albertel 761: $r->print(&Apache::loncommon::end_page());
1.66 matthew 762: return OK;
763: }
764:
1.67 matthew 765: #####################################################
766: #####################################################
767: ### ###
768: ### Report Bombs ###
769: ### ###
770: #####################################################
771: #####################################################
1.66 matthew 772: sub report_bombs {
773: my ($r,$uri) = @_;
774: # Set document type
1.67 matthew 775: $uri =~ s:/adm/bombs/::;
776: $uri = &Apache::lonnet::declutter($uri);
1.66 matthew 777: $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
778: my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//);
779: if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
1.98 www 780: if ($env{'form.clearbombs'}) {
781: &Apache::lonmsg::clear_author_res_msg($uri);
782: }
783: my $clear=&mt('Clear all Messages in Subdirectory');
784: $r->print(<<ENDCLEAR);
785: <form method="post">
786: <input type="submit" name="clearbombs" value="$clear" />
787: </form>
788: ENDCLEAR
1.67 matthew 789: my %brokenurls =
790: &Apache::lonmsg::all_url_author_res_msg($author,$domain);
791: foreach (sort(keys(%brokenurls))) {
1.66 matthew 792: if ($_=~/^\Q$uri\E/) {
1.70 matthew 793: $r->print
794: ('<a href="'.&Apache::lonnet::clutter($_).'">'.$_.'</a>'.
795: &Apache::lonmsg::retrieve_author_res_msg($_).
796: '<hr />');
1.64 matthew 797: }
798: }
1.66 matthew 799: } else {
800: $r->print(&mt('Not authorized'));
801: }
802: return;
803: }
804:
1.67 matthew 805: #####################################################
806: #####################################################
807: ### ###
808: ### Uneditable Metadata Display ###
809: ### ###
810: #####################################################
811: #####################################################
1.66 matthew 812: sub present_uneditable_metadata {
813: my ($r,$uri) = @_;
814: #
815: my %content=();
816: # Read file
817: foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
818: $content{$_}=&Apache::lonnet::metadata($uri,$_);
819: }
820: # Render Output
821: # displayed url
822: my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
823: $uri=~s/\.meta$//;
824: my $disuri=&Apache::lonnet::clutter($uri);
1.152 www 825: $disuri=~s/^\/adm\/wrapper//;
1.66 matthew 826: # version
827: my $currentversion=&Apache::lonnet::getversion($disuri);
828: my $versiondisplay='';
829: if ($thisversion) {
830: $versiondisplay=&mt('Version').': '.$thisversion.
831: ' ('.&mt('most recent version').': '.
832: ($currentversion>0 ?
833: $currentversion :
834: &mt('information not available')).')';
835: } else {
836: $versiondisplay='Version: '.$currentversion;
837: }
1.72 matthew 838: # crumbify displayed URL uri target prefix form size
839: $disuri=&Apache::lonhtmlcommon::crumbs($disuri,undef, undef, undef,'+1');
840: $disuri =~ s:<br />::g;
1.66 matthew 841: # obsolete
842: my $obsolete=$content{'obsolete'};
843: my $obsoletewarning='';
1.96 albertel 844: if (($obsolete) && ($env{'user.adv'})) {
1.66 matthew 845: $obsoletewarning='<p><font color="red">'.
846: &mt('This resource has been marked obsolete by the author(s)').
847: '</font></p>';
848: }
849: #
850: my %lt=&fieldnames();
851: my $table='';
1.72 matthew 852: my $title = $content{'title'};
853: if (! defined($title)) {
854: $title = 'Untitled Resource';
855: }
1.66 matthew 856: foreach ('title',
857: 'author',
858: 'subject',
859: 'keywords',
860: 'notes',
861: 'abstract',
862: 'lowestgradelevel',
863: 'highestgradelevel',
864: 'standards',
865: 'mime',
866: 'language',
867: 'creationdate',
868: 'lastrevisiondate',
869: 'owner',
870: 'copyright',
1.78 taceyjo1 871: 'customdistributionfile',
872: 'sourceavail',
873: 'sourcerights',
1.66 matthew 874: 'obsolete',
875: 'obsoletereplacement') {
876: $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$_}.
877: '</td><td bgcolor="#CCCCCC">'.
878: &prettyprint($_,$content{$_}).'</td></tr>';
879: delete $content{$_};
880: }
881: #
882: $r->print(<<ENDHEAD);
1.72 matthew 883: <h2>$title</h2>
884: <p>
885: $disuri<br />
1.36 www 886: $obsoletewarning
1.72 matthew 887: $versiondisplay
888: </p>
1.88 banghart 889: <table cellspacing="2" border="0">
1.45 www 890: $table
1.11 www 891: </table>
1.1 www 892: ENDHEAD
1.96 albertel 893: if ($env{'user.adv'}) {
1.68 matthew 894: &print_dynamic_metadata($r,$uri,\%content);
1.67 matthew 895: }
896: return;
897: }
898:
899: sub print_dynamic_metadata {
1.68 matthew 900: my ($r,$uri,$content) = @_;
901: #
1.69 matthew 902: my %content = %$content;
1.68 matthew 903: my %lt=&fieldnames();
1.67 matthew 904: #
905: my $description = 'Dynamic Metadata (updated periodically)';
906: $r->print('<h3>'.&mt($description).'</h3>'.
1.70 matthew 907: &mt('Processing'));
1.67 matthew 908: $r->rflush();
909: my %items=&fieldnames();
910: my %dynmeta=&dynamicmeta($uri);
911: #
912: # General Access and Usage Statistics
1.70 matthew 913: if (exists($dynmeta{'count'}) ||
914: exists($dynmeta{'sequsage'}) ||
915: exists($dynmeta{'comefrom'}) ||
916: exists($dynmeta{'goto'}) ||
917: exists($dynmeta{'course'})) {
918: $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'.
1.88 banghart 919: '<table cellspacing="2" border="0">');
1.70 matthew 920: foreach ('count',
921: 'sequsage','sequsage_list',
922: 'comefrom','comefrom_list',
923: 'goto','goto_list',
924: 'course','course_list') {
925: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
926: '<td bgcolor="#CCCCCC">'.
927: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
928: }
929: $r->print('</table>');
930: } else {
931: $r->print('<h4>'.&mt('No Access or Usages Statistics are available for this resource.').'</h4>');
1.67 matthew 932: }
1.69 matthew 933: #
934: # Assessment statistics
1.73 matthew 935: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)$/) {
936: if (exists($dynmeta{'stdno'}) ||
937: exists($dynmeta{'avetries'}) ||
938: exists($dynmeta{'difficulty'}) ||
939: exists($dynmeta{'disc'})) {
940: # This is an assessment, print assessment data
941: $r->print('<h4>'.
942: &mt('Overall Assessment Statistical Data').
943: '</h4>'.
1.88 banghart 944: '<table cellspacing="2" border="0">');
1.73 matthew 945: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'.
1.66 matthew 946: '<td bgcolor="#CCCCCC">'.
1.73 matthew 947: &prettyprint('stdno',$dynmeta{'stdno'}).
948: '</td>'."</tr>\n");
949: foreach ('avetries','difficulty','disc') {
950: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
951: '<td bgcolor="#CCCCCC">'.
952: &prettyprint($_,sprintf('%5.2f',$dynmeta{$_})).
953: '</td>'."</tr>\n");
954: }
955: $r->print('</table>');
956: }
957: if (exists($dynmeta{'stats'})) {
958: #
959: # New assessment statistics
960: $r->print('<h4>'.
961: &mt('Detailed Assessment Statistical Data').
962: '</h4>');
1.88 banghart 963: my $table = '<table cellspacing="2" border="0">'.
1.73 matthew 964: '<tr>'.
965: '<th>Course</th>'.
966: '<th>Section(s)</th>'.
967: '<th>Num Students</th>'.
968: '<th>Mean Tries</th>'.
969: '<th>Degree of Difficulty</th>'.
970: '<th>Degree of Discrimination</th>'.
971: '<th>Time of computation</th>'.
972: '</tr>'.$/;
973: foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
974: my $data = $dynmeta{'stats'}->{$identifier};
975: my $course = $data->{'course'};
1.154 albertel 976: my %courseinfo =
977: &Apache::lonnet::coursedescription($course,
978: {'one_time' => 1});
1.73 matthew 979: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
980: &Apache::lonnet::logthis('lookup for '.$course.' failed');
981: next;
982: }
983: $table .= '<tr>';
984: $table .=
985: '<td><nobr>'.$courseinfo{'description'}.'</nobr></td>';
986: $table .=
987: '<td align="right">'.$data->{'sections'}.'</td>';
988: $table .=
989: '<td align="right">'.$data->{'stdno'}.'</td>';
990: foreach ('avetries','difficulty','disc') {
991: $table .= '<td align="right">';
992: if (exists($data->{$_})) {
993: $table .= sprintf('%.2f',$data->{$_}).' ';
994: } else {
995: $table .= '';
996: }
997: $table .= '</td>';
998: }
999: $table .=
1000: '<td><nobr>'.
1001: &Apache::lonlocal::locallocaltime($data->{'timestamp'}).
1002: '</nobr></td>';
1003: $table .=
1004: '</tr>'.$/;
1005: }
1006: $table .= '</table>'.$/;
1007: $r->print($table);
1008: } else {
1009: $r->print('No new dynamic data found.');
1.66 matthew 1010: }
1.70 matthew 1011: } else {
1.73 matthew 1012: $r->print('<h4>'.
1013: &mt('No Assessment Statistical Data is available for this resource').
1014: '</h4>');
1.67 matthew 1015: }
1.73 matthew 1016:
1017: #
1018: #
1.70 matthew 1019: if (exists($dynmeta{'clear'}) ||
1020: exists($dynmeta{'depth'}) ||
1021: exists($dynmeta{'helpful'}) ||
1022: exists($dynmeta{'correct'}) ||
1023: exists($dynmeta{'technical'})){
1024: $r->print('<h4>'.&mt('Evaluation Data').'</h4>'.
1.88 banghart 1025: '<table cellspacing="2" border="0">');
1.70 matthew 1026: foreach ('clear','depth','helpful','correct','technical') {
1027: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
1028: '<td bgcolor="#CCCCCC">'.
1029: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
1030: }
1031: $r->print('</table>');
1032: } else {
1033: $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>');
1.67 matthew 1034: }
1035: $uri=~/^\/res\/(\w+)\/(\w+)\//;
1.96 albertel 1036: if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
1037: || ($env{'user.role.ca./'.$1.'/'.$2})) {
1.70 matthew 1038: if (exists($dynmeta{'comments'})) {
1039: $r->print('<h4>'.&mt('Evaluation Comments').' ('.
1040: &mt('visible to author and co-authors only').
1041: ')</h4>'.
1042: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
1043: } else {
1044: $r->print('<h4>'.&mt('There are no Evaluation Comments on this resource.').'</h4>');
1045: }
1046: my $bombs = &Apache::lonmsg::retrieve_author_res_msg($uri);
1047: if (defined($bombs) && $bombs ne '') {
1048: $r->print('<a name="bombs" /><h4>'.&mt('Error Messages').' ('.
1049: &mt('visible to author and co-authors only').')'.
1050: '</h4>'.$bombs);
1051: } else {
1052: $r->print('<h4>'.&mt('There are currently no Error Messages for this resource.').'</h4>');
1053: }
1.67 matthew 1054: }
1.69 matthew 1055: #
1.67 matthew 1056: # All other stuff
1057: $r->print('<h3>'.
1058: &mt('Additional Metadata (non-standard, parameters, exports)').
1.81 www 1059: '</h3><table border="0" cellspacing="1">');
1.67 matthew 1060: foreach (sort(keys(%content))) {
1061: my $name=$_;
1062: if ($name!~/\.display$/) {
1063: my $display=&Apache::lonnet::metadata($uri,
1064: $name.'.display');
1065: if (! $display) {
1066: $display=$name;
1067: };
1068: my $otherinfo='';
1069: foreach ('name','part','type','default') {
1070: if (defined(&Apache::lonnet::metadata($uri,
1071: $name.'.'.$_))) {
1072: $otherinfo.=' '.$_.'='.
1073: &Apache::lonnet::metadata($uri,
1074: $name.'.'.$_).'; ';
1075: }
1.64 matthew 1076: }
1.81 www 1077: $r->print('<tr><td bgcolor="#bbccbb"><font size="-1" color="#556655">'.$display.'</font></td><td bgcolor="#ccddcc"><font size="-1" color="#556655">'.$content{$name});
1.67 matthew 1078: if ($otherinfo) {
1079: $r->print(' ('.$otherinfo.')');
1.64 matthew 1080: }
1.81 www 1081: $r->print("</font></td></tr>\n");
1.64 matthew 1082: }
1.66 matthew 1083: }
1.81 www 1084: $r->print("</table>");
1.67 matthew 1085: return;
1.66 matthew 1086: }
1.105 banghart 1087:
1.102 banghart 1088:
1089:
1.67 matthew 1090: #####################################################
1091: #####################################################
1092: ### ###
1093: ### Editable metadata display ###
1094: ### ###
1095: #####################################################
1096: #####################################################
1.66 matthew 1097: sub present_editable_metadata {
1.90 banghart 1098: my ($r,$uri, $file_type) = @_;
1.66 matthew 1099: # Construction Space Call
1100: # Header
1101: my $disuri=$uri;
1102: my $fn=&Apache::lonnet::filelocation('',$uri);
1.155 albertel 1103: $disuri=~s{^/\~}{/priv/};
1.66 matthew 1104: $disuri=~s/\.meta$//;
1.141 albertel 1105: my $meta_uri = $disuri;
1.147 albertel 1106: my $path;
1.141 albertel 1107: if ($disuri =~ m|/portfolio/|) {
1.147 albertel 1108: ($disuri, $meta_uri, $path) = &portfolio_display_uri($disuri,1);
1.141 albertel 1109: }
1.66 matthew 1110: my $target=$uri;
1.155 albertel 1111: $target=~s{^/\~}{/res/$env{'request.role.domain'}/};
1.66 matthew 1112: $target=~s/\.meta$//;
1113: my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
1114: if ($bombs) {
1.99 www 1115: my $showdel=1;
1.96 albertel 1116: if ($env{'form.delmsg'}) {
1.66 matthew 1117: if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
1118: $bombs=&mt('Messages deleted.');
1.99 www 1119: $showdel=0;
1.66 matthew 1120: } else {
1121: $bombs=&mt('Error deleting messages');
1.64 matthew 1122: }
1.66 matthew 1123: }
1.98 www 1124: if ($env{'form.clearmsg'}) {
1125: my $cleardir=$target;
1126: $cleardir=~s/\/[^\/]+$/\//;
1127: if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
1128: $bombs=&mt('Messages cleared.');
1.99 www 1129: $showdel=0;
1.98 www 1130: } else {
1131: $bombs=&mt('Error clearing messages');
1132: }
1133: }
1134: my $del=&mt('Delete Messages for this Resource');
1135: my $clear=&mt('Clear all Messages in Subdirectory');
1.99 www 1136: my $goback=&mt('Back to Source File');
1.66 matthew 1137: $r->print(<<ENDBOMBS);
1.52 www 1138: <h1>$disuri</h1>
1139: <form method="post" name="defaultmeta">
1.99 www 1140: ENDBOMBS
1141: if ($showdel) {
1142: $r->print(<<ENDDEL);
1.59 www 1143: <input type="submit" name="delmsg" value="$del" />
1.98 www 1144: <input type="submit" name="clearmsg" value="$clear" />
1.99 www 1145: ENDDEL
1146: } else {
1147: $r->print('<a href="'.$disuri.'" />'.$goback.'</a>');
1148: }
1149: $r->print('<br />'.$bombs);
1.66 matthew 1150: } else {
1151: my $displayfile='Catalog Information for '.$disuri;
1152: if ($disuri=~/\/default$/) {
1153: my $dir=$disuri;
1154: $dir=~s/default$//;
1155: $displayfile=
1156: &mt('Default Cataloging Information for Directory').' '.
1157: $dir;
1158: }
1159: %Apache::lonpublisher::metadatafields=();
1160: %Apache::lonpublisher::metadatakeys=();
1.94 banghart 1161: my $result=&Apache::lonnet::getfile($fn);
1162: if ($result == -1){
1.141 albertel 1163: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.94 banghart 1164: } else {
1165: &Apache::lonpublisher::metaeval($result);
1166: }
1.66 matthew 1167: $r->print(<<ENDEDIT);
1.23 www 1168: <h1>$displayfile</h1>
1.48 www 1169: <form method="post" name="defaultmeta">
1.23 www 1170: ENDEDIT
1.66 matthew 1171: $r->print('<script language="JavaScript">'.
1.86 albertel 1172: &Apache::loncommon::browser_and_searcher_javascript().
1.66 matthew 1173: '</script>');
1.90 banghart 1174: my %lt=&fieldnames($file_type);
1.87 albertel 1175: my $output;
1.90 banghart 1176: my @fields;
1177: if ($file_type eq 'portfolio') {
1.113 banghart 1178: @fields = ('author','title','subject','keywords','abstract','notes','lowestgradelevel',
1.140 banghart 1179: 'highestgradelevel','standards');
1.90 banghart 1180: } else {
1181: @fields = ('author','title','subject','keywords','abstract','notes',
1.66 matthew 1182: 'copyright','customdistributionfile','language',
1183: 'standards',
1.78 taceyjo1 1184: 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
1.90 banghart 1185: 'obsolete','obsoletereplacement');
1186: }
1.139 banghart 1187: if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
1188: (! $env{'form.new_courserestricted'})) {
1.138 banghart 1189: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1190: 'none';
1.139 banghart 1191: } elsif ($env{'form.new_courserestricted'}) {
1192: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1193: $env{'form.new_courserestricted'};
1194: }
1.120 banghart 1195: if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
1196: $Apache::lonpublisher::metadatafields{'copyright'}=
1197: 'default';
1198: }
1.149 albertel 1199: if ($file_type eq 'portfolio') {
1200: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
1201: $r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
1202: '</strong>').'<br />');
1203: } else {
1204: $r->print("This resource is not associated with a course.<br />");
1205: }
1206: }
1.143 albertel 1207: foreach my $field_name (@fields) {
1.132 banghart 1208:
1209: if (defined($env{'form.new_'.$field_name})) {
1210: $Apache::lonpublisher::metadatafields{$field_name}=
1211: join(',',&Apache::loncommon::get_env_multiple('form.new_'.$field_name));
1.66 matthew 1212: }
1.150 albertel 1213: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
1214: && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
1.115 banghart 1215: # handle restrictions here
1.138 banghart 1216: if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
1217: ($field_name eq 'courserestricted')){
1.143 albertel 1218: $output.=("\n".'<p>'.$lt{$field_name}.': '.
1.132 banghart 1219: &prettyinput($field_name,
1220: $Apache::lonpublisher::metadatafields{$field_name},
1.138 banghart 1221: 'new_'.$field_name,'defaultmeta',
1222: undef,undef,undef,undef,
1.143 albertel 1223: $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>'."\n");
1.127 banghart 1224: }
1.115 banghart 1225: } else {
1.138 banghart 1226:
1.132 banghart 1227: $output.=('<p>'.$lt{$field_name}.': '.
1228: &prettyinput($field_name,
1229: $Apache::lonpublisher::metadatafields{$field_name},
1230: 'new_'.$field_name,'defaultmeta').'</p>');
1.138 banghart 1231:
1.115 banghart 1232: }
1.66 matthew 1233: }
1.143 albertel 1234: if ($env{'form.store'}) {
1235: my $mfh;
1236: my $formname='store';
1237: my $file_content;
1.142 albertel 1238: if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
1239: $Apache::lonpublisher::metadatafields{'keywords'} =
1240: join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
1241: }
1.143 albertel 1242:
1243: foreach (sort keys %Apache::lonpublisher::metadatafields) {
1244: next if ($_ =~ /\./);
1245: my $unikey=$_;
1246: $unikey=~/^([A-Za-z]+)/;
1247: my $tag=$1;
1248: $tag=~tr/A-Z/a-z/;
1249: $file_content.= "\n\<$tag";
1250: foreach (split(/\,/,
1251: $Apache::lonpublisher::metadatakeys{$unikey})
1252: ) {
1253: my $value=
1254: $Apache::lonpublisher::metadatafields{$unikey.'.'.$_};
1255: $value=~s/\"/\'\'/g;
1256: $file_content.=' '.$_.'="'.$value.'"' ;
1257: # print $mfh ' '.$_.'="'.$value.'"';
1258: }
1259: $file_content.= '>'.
1260: &HTML::Entities::encode
1261: ($Apache::lonpublisher::metadatafields{$unikey},
1262: '<>&"').
1263: '</'.$tag.'>';
1.142 albertel 1264: }
1.143 albertel 1265: if ($fn =~ m|/portfolio/|) {
1266: my ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
1267: $env{'form.'.$formname}=$file_content."\n";
1268: $env{'form.'.$formname.'.filename'}=$new_fn;
1269: my $result =&Apache::lonnet::userfileupload($formname,'',
1270: $path);
1271:
1272: if ($result =~ /(error|notfound)/) {
1273: $r->print('<p><font color="red">'.
1274: &mt('Could not write metadata').', '.
1275: &mt('FAIL').'</font></p>');
1276: } else {
1277: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1278: ' '.&Apache::lonlocal::locallocaltime(time).
1279: '</font></p>');
1280: }
1.142 albertel 1281: } else {
1.143 albertel 1282: if (! ($mfh=Apache::File->new('>'.$fn))) {
1283: $r->print('<p><font color="red">'.
1284: &mt('Could not write metadata').', '.
1285: &mt('FAIL').'</font></p>');
1286: } else {
1287: print $mfh $file_content;
1288: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1289: ' '.&Apache::lonlocal::locallocaltime(time).
1290: '</font></p>');
1291: }
1.142 albertel 1292: }
1293: }
1.143 albertel 1294:
1295: $r->print($output.'<br /><input type="submit" name="store" value="'.
1296: &mt('Store Catalog Information').'">');
1.147 albertel 1297:
1.149 albertel 1298: if ($file_type eq 'portfolio') {
1.156 ! albertel 1299: my ($port_path,$group) = &get_port_path_and_group($uri);
1.149 albertel 1300: $r->print('</form>
1.156 ! albertel 1301: <br /><br /><form method="POST" action="'.$port_path.'">'.
! 1302: '<input type="hidden" name="group" value="'.$group.'" />'.
1.149 albertel 1303: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1304: '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'">');
1305: }
1.142 albertel 1306: }
1.149 albertel 1307:
1.143 albertel 1308: $r->print('</form>');
1309:
1.66 matthew 1310: return;
1.1 www 1311: }
1.64 matthew 1312:
1.1 www 1313: 1;
1314: __END__
1.97 banghart 1315:
1.98 www 1316:
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