Annotation of loncom/interface/lonmeta.pm, revision 1.175
1.1 www 1: # The LearningOnline Network with CAPA
1.8 albertel 2: # Metadata display handler
3: #
1.175 ! banghart 4: # $Id: lonmeta.pm,v 1.174 2006/09/11 22:48:47 banghart Exp $
1.8 albertel 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
1.1 www 14: #
1.8 albertel 15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
1.100 banghart 20: # You should have received a copy of the GNU General Public License
1.8 albertel 21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
1.44 www 27:
1.1 www 28:
29: package Apache::lonmeta;
30:
31: use strict;
1.63 matthew 32: use LONCAPA::lonmetadata();
1.1 www 33: use Apache::Constants qw(:common);
1.96 albertel 34: use Apache::lonnet;
1.10 www 35: use Apache::loncommon();
1.100 banghart 36: use Apache::lonhtmlcommon();
1.23 www 37: use Apache::lonmsg;
38: use Apache::lonpublisher;
1.35 www 39: use Apache::lonlocal;
1.43 www 40: use Apache::lonmysql;
1.49 www 41: use Apache::lonmsg;
1.157 www 42: use lib '/home/httpd/lib/perl/';
43: use LONCAPA;
1.1 www 44:
1.44 www 45:
1.80 matthew 46: ############################################################
47: ############################################################
48: ##
49: ## &get_dynamic_metadata_from_sql($url)
50: ##
51: ## Queries sql database for dynamic metdata
52: ## Returns a hash of hashes, with keys of urls which match $url
53: ## Returned fields are given below.
54: ##
55: ## Examples:
56: ##
57: ## %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql
58: ## ('/res/msu/korte/');
59: ##
60: ## $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field}
61: ##
62: ############################################################
63: ############################################################
64: sub get_dynamic_metadata_from_sql {
65: my ($url) = shift();
66: my ($authordom,$author)=($url=~m:^/res/(\w+)/(\w+)/:);
67: if (! defined($authordom)) {
68: $authordom = shift();
69: }
70: if (! defined($author)) {
71: $author = shift();
72: }
73: if (! defined($authordom) || ! defined($author)) {
74: return ();
75: }
1.158 www 76: my $query = 'SELECT * FROM metadata WHERE url LIKE "'.$url.'%"';
1.80 matthew 77: my $server = &Apache::lonnet::homeserver($author,$authordom);
78: my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
79: ,[$server]);
80: return () if (! defined($reply) || ref($reply) ne 'HASH');
81: my $filename = $reply->{$server};
82: if (! defined($filename) || $filename =~ /^error/) {
83: return ();
84: }
85: my $max_time = time + 10; # wait 10 seconds for results at most
86: my %ReturnHash;
87: #
88: # Look for results
89: my $finished = 0;
90: while (! $finished && time < $max_time) {
91: my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename;
92: if (! -e "$datafile.end") { next; }
93: my $fh;
94: if (!($fh=Apache::File->new($datafile))) { next; }
95: while (my $result = <$fh>) {
96: chomp($result);
97: next if (! $result);
1.158 www 98: my %hash=&LONCAPA::lonmetadata::metadata_col_to_hash(map { &unescape($_) } split(/\,/,$result));
99: foreach my $key (keys(%hash)) {
100: $ReturnHash{$hash{'url'}}->{$key}=$hash{$key};
1.80 matthew 101: }
102: }
103: $finished = 1;
104: }
105: #
106: return %ReturnHash;
107: }
108:
109:
1.64 matthew 110: # Fetch and evaluate dynamic metadata
1.9 www 111: sub dynamicmeta {
112: my $url=&Apache::lonnet::declutter(shift);
113: $url=~s/\.meta$//;
114: my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
1.19 www 115: my $regexp=$url;
1.9 www 116: $regexp=~s/(\W)/\\$1/g;
1.10 www 117: $regexp='___'.$regexp.'___';
1.16 albertel 118: my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
119: $aauthor,$regexp);
1.63 matthew 120: my %DynamicData = &LONCAPA::lonmetadata::process_reseval_data(\%evaldata);
121: my %Data = &LONCAPA::lonmetadata::process_dynamic_metadata($url,
122: \%DynamicData);
1.40 matthew 123: #
1.46 www 124: # Deal with 'count' separately
1.63 matthew 125: $Data{'count'} = &access_count($url,$aauthor,$adomain);
1.67 matthew 126: #
127: # Debugging code I will probably need later
128: if (0) {
129: &Apache::lonnet::logthis('Dynamic Metadata');
130: while(my($k,$v)=each(%Data)){
131: &Apache::lonnet::logthis(' "'.$k.'"=>"'.$v.'"');
132: }
133: &Apache::lonnet::logthis('-------------------');
134: }
1.63 matthew 135: return %Data;
1.40 matthew 136: }
137:
138: sub access_count {
139: my ($src,$author,$adomain) = @_;
140: my %countdata=&Apache::lonnet::dump('nohist_accesscount',$adomain,
141: $author,$src);
142: if (! exists($countdata{$src})) {
1.47 www 143: return &mt('Not Available');
1.40 matthew 144: } else {
145: return $countdata{$src};
146: }
1.25 www 147: }
148:
1.64 matthew 149: # Try to make an alt tag if there is none
1.25 www 150: sub alttag {
1.26 www 151: my ($base,$src)=@_;
152: my $fullpath=&Apache::lonnet::hreflocation($base,$src);
153: my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
1.64 matthew 154: &Apache::lonnet::metadata($fullpath,'subject').' '.
155: &Apache::lonnet::metadata($fullpath,'abstract');
1.26 www 156: $alttag=~s/\s+/ /gs;
157: $alttag=~s/\"//gs;
158: $alttag=~s/\'//gs;
159: $alttag=~s/\s+$//gs;
160: $alttag=~s/^\s+//gs;
1.64 matthew 161: if ($alttag) {
162: return $alttag;
163: } else {
164: return &mt('No information available');
165: }
1.9 www 166: }
1.1 www 167:
1.64 matthew 168: # Author display
1.29 www 169: sub authordisplay {
170: my ($aname,$adom)=@_;
1.64 matthew 171: return &Apache::loncommon::aboutmewrapper
172: (&Apache::loncommon::plainname($aname,$adom),
1.164 albertel 173: $aname,$adom,'preview').' <tt>['.$aname.':'.$adom.']</tt>';
1.29 www 174: }
175:
1.64 matthew 176: # Pretty display
1.12 www 177: sub evalgraph {
178: my $value=shift;
1.65 matthew 179: if (! $value) {
180: return '';
181: }
1.12 www 182: my $val=int($value*10.+0.5)-10;
1.71 matthew 183: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 184: if ($val>=20) {
1.71 matthew 185: $output.='<td width="20" bgcolor="#555555">  </td>';
1.12 www 186: } else {
1.71 matthew 187: $output.='<td width="'.($val).'" bgcolor="#555555"> </td>'.
188: '<td width="'.(20-$val).'" bgcolor="#FF3333"> </td>';
1.12 www 189: }
190: $output.='<td bgcolor="#FFFF33"> </td>';
191: if ($val>20) {
1.71 matthew 192: $output.='<td width="'.($val-20).'" bgcolor="#33FF33"> </td>'.
193: '<td width="'.(40-$val).'" bgcolor="#555555"> </td>';
1.12 www 194: } else {
1.71 matthew 195: $output.='<td width="20" bgcolor="#555555">  </td>';
1.12 www 196: }
1.71 matthew 197: $output.='<td> ('.sprintf("%5.2f",$value).') </td></tr></table>';
1.12 www 198: return $output;
199: }
200:
201: sub diffgraph {
202: my $value=shift;
1.65 matthew 203: if (! $value) {
204: return '';
205: }
1.12 www 206: my $val=int(40.0*$value+0.5);
1.13 www 207: my @colors=('#FF9933','#EEAA33','#DDBB33','#CCCC33',
208: '#BBDD33','#CCCC33','#DDBB33','#EEAA33');
1.71 matthew 209: my $output='<table border="0" cellpadding="0" cellspacing="0"><tr>';
1.12 www 210: for (my $i=0;$i<8;$i++) {
211: if ($val>$i*5) {
1.71 matthew 212: $output.='<td width="5" bgcolor="'.$colors[$i].'"> </td>';
1.12 www 213: } else {
1.71 matthew 214: $output.='<td width="5" bgcolor="#555555"> </td>';
1.12 www 215: }
216: }
1.71 matthew 217: $output.='<td> ('.sprintf("%3.2f",$value).') </td></tr></table>';
1.12 www 218: return $output;
219: }
220:
1.44 www 221:
1.64 matthew 222: # The field names
1.45 www 223: sub fieldnames {
1.90 banghart 224: my $file_type=shift;
1.115 banghart 225: my %fields =
226: ('title' => 'Title',
1.113 banghart 227: 'author' =>'Author(s)',
1.131 albertel 228: 'authorspace' => 'Author Space',
229: 'modifyinguser' => 'Last Modifying User',
1.113 banghart 230: 'subject' => 'Subject',
1.133 banghart 231: 'standards' => 'Standards',
1.113 banghart 232: 'keywords' => 'Keyword(s)',
233: 'notes' => 'Notes',
234: 'abstract' => 'Abstract',
235: 'lowestgradelevel' => 'Lowest Grade Level',
1.149 albertel 236: 'highestgradelevel' => 'Highest Grade Level');
237:
238: if (! defined($file_type) || $file_type ne 'portfolio') {
239: %fields =
1.93 matthew 240: (%fields,
241: 'domain' => 'Domain',
1.64 matthew 242: 'mime' => 'MIME Type',
243: 'language' => 'Language',
244: 'creationdate' => 'Creation Date',
245: 'lastrevisiondate' => 'Last Revision Date',
246: 'owner' => 'Publisher/Owner',
247: 'copyright' => 'Copyright/Distribution',
248: 'customdistributionfile' => 'Custom Distribution File',
1.84 banghart 249: 'sourceavail' => 'Source Available',
1.78 taceyjo1 250: 'sourcerights' => 'Source Custom Distribution File',
1.64 matthew 251: 'obsolete' => 'Obsolete',
252: 'obsoletereplacement' => 'Suggested Replacement for Obsolete File',
253: 'count' => 'Network-wide number of accesses (hits)',
254: 'course' => 'Network-wide number of courses using resource',
255: 'course_list' => 'Network-wide courses using resource',
256: 'sequsage' => 'Number of resources using or importing resource',
257: 'sequsage_list' => 'Resources using or importing resource',
258: 'goto' => 'Number of resources that follow this resource in maps',
259: 'goto_list' => 'Resources that follow this resource in maps',
260: 'comefrom' => 'Number of resources that lead up to this resource in maps',
261: 'comefrom_list' => 'Resources that lead up to this resource in maps',
262: 'clear' => 'Material presented in clear way',
263: 'depth' => 'Material covered with sufficient depth',
264: 'helpful' => 'Material is helpful',
265: 'correct' => 'Material appears to be correct',
266: 'technical' => 'Resource is technically correct',
267: 'avetries' => 'Average number of tries till solved',
268: 'stdno' => 'Total number of students who have worked on this problem',
1.73 matthew 269: 'difficulty' => 'Degree of difficulty',
270: 'disc' => 'Degree of discrimination',
1.133 banghart 271: 'dependencies' => 'Resources used by this resource',
1.64 matthew 272: );
1.93 matthew 273: }
274: return &Apache::lonlocal::texthash(%fields);
1.45 www 275: }
1.141 albertel 276:
1.146 albertel 277: sub portfolio_linked_path {
1.155 albertel 278: my ($path,$group,$port_path) = @_;
279:
280: my $start = 'portfolio';
281: if ($group) {
282: $start = "groups/$group/".$start;
283: }
1.166 banghart 284: my %anchor_fields = (
1.165 banghart 285: 'selectfile' => $start,
286: 'currentpath' => '/'
287: );
288: my $result = &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$start);
1.146 albertel 289: my $fullpath = '/';
290: my (undef,@tree) = split('/',$path);
1.147 albertel 291: my $filename = pop(@tree);
1.146 albertel 292: foreach my $dir (@tree) {
293: $fullpath .= $dir.'/';
294: $result .= '/';
1.166 banghart 295: my %anchor_fields = (
1.165 banghart 296: 'selectfile' => $dir,
297: 'currentpath' => $fullpath
298: );
299: $result .= &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$dir);
1.146 albertel 300: }
1.147 albertel 301: $result .= "/$filename";
1.146 albertel 302: return $result;
303: }
304:
1.156 albertel 305: sub get_port_path_and_group {
306: my ($uri)=@_;
307:
1.155 albertel 308: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
309: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
1.156 albertel 310:
1.155 albertel 311: my ($port_path,$group);
312: if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
313: $group = (split('/',$uri))[5];
314: $port_path = '/adm/coursegrp_portfolio';
315: } else {
316: $port_path = '/adm/portfolio';
317: }
1.160 albertel 318: if ($env{'form.group'} ne $group) {
1.161 albertel 319: $env{'form.group'} = $group;
1.160 albertel 320: }
1.156 albertel 321: return ($port_path,$group);
322: }
323:
324: sub portfolio_display_uri {
325: my ($uri,$as_links)=@_;
326:
327: my ($port_path,$group) = &get_port_path_and_group($uri);
328:
1.144 albertel 329: $uri =~ s|.*/(portfolio/.*)$|$1|;
1.141 albertel 330: my ($res_uri,$meta_uri) = ($uri,$uri);
331: if ($uri =~ /\.meta$/) {
332: $res_uri =~ s/\.meta//;
333: } else {
334: $meta_uri .= '.meta';
335: }
1.146 albertel 336:
1.148 albertel 337: my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
1.146 albertel 338: if ($as_links) {
1.155 albertel 339: $res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
340: $meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
1.146 albertel 341: }
1.145 albertel 342: return ($res_uri,$meta_uri,$path);
1.141 albertel 343: }
344:
1.140 banghart 345: sub pre_select_course {
346: my ($r,$uri) = @_;
347: my $output;
348: my $fn=&Apache::lonnet::filelocation('',$uri);
1.145 albertel 349: my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
1.140 banghart 350: %Apache::lonpublisher::metadatafields=();
351: %Apache::lonpublisher::metadatakeys=();
352: my $result=&Apache::lonnet::getfile($fn);
353: if ($result == -1){
1.141 albertel 354: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.140 banghart 355: } else {
356: &Apache::lonpublisher::metaeval($result);
357: }
1.141 albertel 358: $r->print('<hr /><form method="post" action="" >');
359: $r->print('<p>'.&mt('If you would like to associate this resource ([_1]) with a current or previous course, please select one from the list below, otherwise select, \'None\'','<tt>'.$res_uri.'</tt>').'</p>');
1.140 banghart 360: $output = &select_course();
361: $r->print($output.'<br /><input type="submit" name="store" value="'.
1.167 banghart 362: &mt('Associate Resource With Selected Course').'" />');
1.169 banghart 363: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
364: $r->print('<input type="hidden" name="associate" value="true" />');
1.140 banghart 365: $r->print('</form>');
1.145 albertel 366:
1.156 albertel 367: my ($port_path,$group) = &get_port_path_and_group($uri);
1.167 banghart 368: my $group_input;
369: if ($group) {
1.168 banghart 370: $group_input = '<input type="hidden" name="group" value="'.$group.'" />';
371: }
1.167 banghart 372: $r->print('<br /><br /><form method="post" action="'.$port_path.'">'.
1.145 albertel 373: '<input type="hidden" name="currentpath" value="'.$path.'" />'.
1.167 banghart 374: $group_input.
375: '<input type="submit" name="cancel" value="'.&mt('Cancel').'" />'.
1.145 albertel 376: '</form>');
377:
1.140 banghart 378: return;
379: }
1.100 banghart 380: sub select_course {
1.150 albertel 381: my $output=$/;
382: my $current_restriction=
383: $Apache::lonpublisher::metadatafields{'courserestricted'};
384: my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
385: : '');
386:
387: $output .= '<select name="new_courserestricted" >';
388: $output .= '<option value="none" '.$selected.'>'.
389: &mt('None').'</option>'.$/;
1.113 banghart 390: my %courses;
1.150 albertel 391: foreach my $key (keys(%env)) {
392: if ($key !~ m/^course\.(.+)\.description$/) { next; }
393: my $cid = $1;
394: if ($env{$key} !~ /\S/) { next; }
395: $courses{$key} = $cid;
396: }
397: foreach my $key (sort { lc($env{$a}) cmp lc($env{$b}) } (keys(%courses))) {
398: my $cid = 'course.'.$courses{$key};
399: my $selected = ($current_restriction eq $cid ? 'selected="selected"'
400: : '');
401: if ($env{$key} !~ /\S/) { next; }
402: $output .= '<option value="'.$cid.'" '.$selected.'>';
403: $output .= $env{$key};
404: $output .= '</option>'.$/;
405: $selected = '';
1.100 banghart 406: }
1.138 banghart 407: $output .= '</select><br />';
1.137 banghart 408: return ($output);
1.100 banghart 409: }
1.64 matthew 410: # Pretty printing of metadata field
1.46 www 411:
412: sub prettyprint {
1.82 www 413: my ($type,$value,$target,$prefix,$form,$noformat)=@_;
414: # $target,$prefix,$form are optional and for filecrumbs only
1.65 matthew 415: if (! defined($value)) {
416: return ' ';
417: }
1.64 matthew 418: # Title
1.46 www 419: if ($type eq 'title') {
420: return '<font size="+1" face="arial">'.$value.'</font>';
421: }
1.64 matthew 422: # Dates
1.46 www 423: if (($type eq 'creationdate') ||
424: ($type eq 'lastrevisiondate')) {
1.55 www 425: return ($value?&Apache::lonlocal::locallocaltime(
426: &Apache::lonmysql::unsqltime($value)):
427: &mt('not available'));
1.46 www 428: }
1.64 matthew 429: # Language
1.46 www 430: if ($type eq 'language') {
431: return &Apache::loncommon::languagedescription($value);
432: }
1.64 matthew 433: # Copyright
1.46 www 434: if ($type eq 'copyright') {
435: return &Apache::loncommon::copyrightdescription($value);
436: }
1.78 taceyjo1 437: # Copyright
438: if ($type eq 'sourceavail') {
439: return &Apache::loncommon::source_copyrightdescription($value);
440: }
1.64 matthew 441: # MIME
1.46 www 442: if ($type eq 'mime') {
1.64 matthew 443: return '<img src="'.&Apache::loncommon::icon($value).'" /> '.
444: &Apache::loncommon::filedescription($value);
445: }
446: # Person
1.46 www 447: if (($type eq 'author') ||
448: ($type eq 'owner') ||
449: ($type eq 'modifyinguser') ||
450: ($type eq 'authorspace')) {
451: $value=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
452: return $value;
453: }
1.64 matthew 454: # Gradelevel
1.48 www 455: if (($type eq 'lowestgradelevel') ||
456: ($type eq 'highestgradelevel')) {
457: return &Apache::loncommon::gradeleveldescription($value);
458: }
1.64 matthew 459: # Only for advance users below
1.96 albertel 460: if (! $env{'user.adv'}) {
1.65 matthew 461: return '<i>- '.&mt('not displayed').' -</i>';
462: }
1.64 matthew 463: # File
1.46 www 464: if (($type eq 'customdistributionfile') ||
465: ($type eq 'obsoletereplacement') ||
466: ($type eq 'goto_list') ||
467: ($type eq 'comefrom_list') ||
1.82 www 468: ($type eq 'sequsage_list') ||
1.83 www 469: ($type eq 'dependencies')) {
1.151 www 470: return '<font size="-1"><ul>'.join("\n",map {
1.70 matthew 471: my $url = &Apache::lonnet::clutter($_);
1.72 matthew 472: my $title = &Apache::lonnet::gettitle($url);
473: if ($title eq '') {
474: $title = 'Untitled';
475: if ($url =~ /\.sequence$/) {
476: $title .= ' Sequence';
477: } elsif ($url =~ /\.page$/) {
478: $title .= ' Page';
479: } elsif ($url =~ /\.problem$/) {
480: $title .= ' Problem';
481: } elsif ($url =~ /\.html$/) {
482: $title .= ' HTML document';
483: } elsif ($url =~ m:/syllabus$:) {
484: $title .= ' Syllabus';
485: }
486: }
1.82 www 487: $_ = '<li>'.$title.' '.
488: &Apache::lonhtmlcommon::crumbs($url,$target,$prefix,$form,'-1',$noformat).
489: '</li>'
490: } split(/\s*\,\s*/,$value)).'</ul></font>';
1.46 www 491: }
1.64 matthew 492: # Evaluations
1.46 www 493: if (($type eq 'clear') ||
494: ($type eq 'depth') ||
495: ($type eq 'helpful') ||
496: ($type eq 'correct') ||
497: ($type eq 'technical')) {
498: return &evalgraph($value);
499: }
1.64 matthew 500: # Difficulty
1.73 matthew 501: if ($type eq 'difficulty' || $type eq 'disc') {
1.46 www 502: return &diffgraph($value);
503: }
1.64 matthew 504: # List of courses
1.46 www 505: if ($type=~/\_list/) {
1.72 matthew 506: my @Courses = split(/\s*\,\s*/,$value);
1.151 www 507: my $Str='<font size="-1"><ul>';
1.72 matthew 508: foreach my $course (@Courses) {
1.154 albertel 509: my %courseinfo =
510: &Apache::lonnet::coursedescription($course,
511: {'one_time' => 1});
1.72 matthew 512: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
513: next;
514: }
1.151 www 515: $Str .= '<li><a href="/public/'.$courseinfo{'domain'}.'/'.
1.72 matthew 516: $courseinfo{'num'}.'/syllabus" target="preview">'.
1.151 www 517: $courseinfo{'description'}.'</a></li>';
1.72 matthew 518: }
1.151 www 519: return $Str.'</ul></font>';
1.46 www 520: }
1.64 matthew 521: # No pretty print found
1.46 www 522: return $value;
523: }
524:
1.64 matthew 525: # Pretty input of metadata field
1.54 www 526: sub direct {
527: return shift;
528: }
529:
1.48 www 530: sub selectbox {
531: my ($name,$value,$functionref,@idlist)=@_;
1.65 matthew 532: if (! defined($functionref)) {
533: $functionref=\&direct;
534: }
1.48 www 535: my $selout='<select name="'.$name.'">';
536: foreach (@idlist) {
537: $selout.='<option value=\''.$_.'\'';
538: if ($_ eq $value) {
539: $selout.=' selected>'.&{$functionref}($_).'</option>';
540: }
541: else {$selout.='>'.&{$functionref}($_).'</option>';}
542: }
543: return $selout.'</select>';
544: }
545:
1.54 www 546: sub relatedfield {
547: my ($show,$relatedsearchflag,$relatedsep,$fieldname,$relatedvalue)=@_;
1.65 matthew 548: if (! $relatedsearchflag) {
549: return '';
550: }
551: if (! defined($relatedsep)) {
552: $relatedsep=' ';
553: }
554: if (! $show) {
555: return $relatedsep.' ';
556: }
1.54 www 557: return $relatedsep.'<input type="checkbox" name="'.$fieldname.'_related"'.
558: ($relatedvalue?' checked="1"':'').' />';
559: }
1.48 www 560:
1.46 www 561: sub prettyinput {
1.54 www 562: my ($type,$value,$fieldname,$formname,
1.116 banghart 563: $relatedsearchflag,$relatedsep,$relatedvalue,$size,$course_key)=@_;
1.75 matthew 564: if (! defined($size)) {
565: $size = 80;
566: }
1.128 banghart 567: my $output;
1.150 albertel 568: if (defined($course_key)
569: && exists($env{$course_key.'.metadata.'.$type.'.options'})) {
1.116 banghart 570: my $stu_add;
571: my $only_one;
1.128 banghart 572: my %meta_options;
573: my @cur_values_inst;
574: my $cur_values_stu;
1.132 banghart 575: my $values = $env{$course_key.'.metadata.'.$type.'.values'};
576: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/stuadd/) {
1.116 banghart 577: $stu_add = 'true';
578: }
1.132 banghart 579: if ($env{$course_key.'.metadata.'.$type.'.options'} =~ m/onlyone/) {
1.116 banghart 580: $only_one = 'true';
581: }
1.128 banghart 582: # need to take instructor values out of list where instructor and student
583: # values may be mixed.
1.133 banghart 584: if ($values) {
1.132 banghart 585: foreach my $item (split(/,/,$values)) {
586: $item =~ s/^\s+//;
1.133 banghart 587: $meta_options{$item} = $item;
1.128 banghart 588: }
1.132 banghart 589: foreach my $item (split(/,/,$value)) {
590: $item =~ s/^\s+//;
591: if ($meta_options{$item}) {
592: push(@cur_values_inst,$item);
1.128 banghart 593: } else {
1.132 banghart 594: $cur_values_stu .= $item.',';
1.128 banghart 595: }
596: }
1.129 banghart 597: } else {
598: $cur_values_stu = $value;
1.128 banghart 599: }
1.121 banghart 600: if ($type eq 'courserestricted') {
1.138 banghart 601: return (&select_course());
602: # return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.121 banghart 603: }
1.174 banghart 604: my $course = $env{'request.course.id'};
1.130 banghart 605: if (($type eq 'keywords') || ($type eq 'subject')
606: || ($type eq 'author')||($type eq 'notes')
1.174 banghart 607: || ($type eq 'abstract')|| ($type eq 'title')|| ($type eq 'standards')
608: || (exists($env{'course.'.$env{'request.course.id'}.'metadata.'.$type.'.added'}))) {
1.129 banghart 609: if ($values) {
610: if ($only_one) {
1.134 banghart 611: $output .= (&Apache::loncommon::select_form($cur_values_inst[0],'new_'.$type,%meta_options));
1.129 banghart 612: } else {
1.130 banghart 613: $output .= (&Apache::loncommon::multiple_select_form('new_'.$type,\@cur_values_inst,undef,\%meta_options));
1.129 banghart 614: }
1.128 banghart 615: }
616: if ($stu_add) {
617: $output .= '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
618: 'value="'.$cur_values_stu.'" />'.
619: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
620: $relatedvalue);
1.119 banghart 621: }
1.128 banghart 622: return ($output);
1.116 banghart 623: }
624: if (($type eq 'lowestgradelevel') ||
625: ($type eq 'highestgradelevel')) {
626: return &Apache::loncommon::select_level_form($value,$fieldname).
627: &relatedfield(0,$relatedsearchflag,$relatedsep);
628: }
629: return();
630: }
1.64 matthew 631: # Language
1.48 www 632: if ($type eq 'language') {
633: return &selectbox($fieldname,
634: $value,
635: \&Apache::loncommon::languagedescription,
1.54 www 636: (&Apache::loncommon::languageids)).
1.64 matthew 637: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 638: }
1.64 matthew 639: # Copyright
1.48 www 640: if ($type eq 'copyright') {
641: return &selectbox($fieldname,
642: $value,
643: \&Apache::loncommon::copyrightdescription,
1.54 www 644: (&Apache::loncommon::copyrightids)).
1.64 matthew 645: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 646: }
1.78 taceyjo1 647: # Source Copyright
648: if ($type eq 'sourceavail') {
649: return &selectbox($fieldname,
650: $value,
651: \&Apache::loncommon::source_copyrightdescription,
652: (&Apache::loncommon::source_copyrightids)).
653: &relatedfield(0,$relatedsearchflag,$relatedsep);
654: }
1.64 matthew 655: # Gradelevels
1.48 www 656: if (($type eq 'lowestgradelevel') ||
657: ($type eq 'highestgradelevel')) {
1.54 www 658: return &Apache::loncommon::select_level_form($value,$fieldname).
1.64 matthew 659: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 660: }
1.64 matthew 661: # Obsolete
1.48 www 662: if ($type eq 'obsolete') {
663: return '<input type="checkbox" name="'.$fieldname.'"'.
1.54 www 664: ($value?' checked="1"':'').' />'.
1.64 matthew 665: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 666: }
1.64 matthew 667: # Obsolete replacement file
1.48 www 668: if ($type eq 'obsoletereplacement') {
669: return '<input type="text" name="'.$fieldname.
670: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
671: "('".$formname."','".$fieldname."'".
1.54 www 672: ",'')\">".&mt('Select').'</a>'.
1.64 matthew 673: &relatedfield(0,$relatedsearchflag,$relatedsep);
674: }
675: # Customdistribution file
1.48 www 676: if ($type eq 'customdistributionfile') {
677: return '<input type="text" name="'.$fieldname.
678: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
679: "('".$formname."','".$fieldname."'".
1.54 www 680: ",'rights')\">".&mt('Select').'</a>'.
1.64 matthew 681: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 682: }
1.78 taceyjo1 683: # Source Customdistribution file
684: if ($type eq 'sourcerights') {
685: return '<input type="text" name="'.$fieldname.
686: '" size="60" value="'.$value.'" /><a href="javascript:openbrowser'.
687: "('".$formname."','".$fieldname."'".
688: ",'rights')\">".&mt('Select').'</a>'.
689: &relatedfield(0,$relatedsearchflag,$relatedsep);
690: }
1.135 banghart 691: if ($type eq 'courserestricted') {
1.138 banghart 692: return (&select_course());
693: #return ('<input type="hidden" name="new_courserestricted" value="'.$course_key.'" />');
1.135 banghart 694: }
695:
1.64 matthew 696: # Dates
1.48 www 697: if (($type eq 'creationdate') ||
698: ($type eq 'lastrevisiondate')) {
1.64 matthew 699: return
700: &Apache::lonhtmlcommon::date_setter($formname,$fieldname,$value).
701: &relatedfield(0,$relatedsearchflag,$relatedsep);
1.48 www 702: }
1.64 matthew 703: # No pretty input found
1.48 www 704: $value=~s/^\s+//gs;
705: $value=~s/\s+$//gs;
706: $value=~s/\s+/ /gs;
1.77 matthew 707: $value=~s/\"/\"\;/gs;
1.54 www 708: return
1.74 matthew 709: '<input type="text" name="'.$fieldname.'" size="'.$size.'" '.
1.64 matthew 710: 'value="'.$value.'" />'.
711: &relatedfield(1,$relatedsearchflag,$relatedsep,$fieldname,
712: $relatedvalue);
1.46 www 713: }
714:
1.64 matthew 715: # Main Handler
1.1 www 716: sub handler {
1.64 matthew 717: my $r=shift;
1.169 banghart 718: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
719: ['currentpath']);
1.67 matthew 720: my $uri=$r->uri;
721: #
722: # Set document type
723: &Apache::loncommon::content_type($r,'text/html');
724: $r->send_http_header;
725: return OK if $r->header_only;
1.76 matthew 726: my ($resdomain,$resuser)=
727: (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
1.66 matthew 728: if ($uri=~m:/adm/bombs/(.*)$:) {
1.153 albertel 729: $r->print(&Apache::loncommon::start_page('Error Messages'));
1.66 matthew 730: # Looking for all bombs?
731: &report_bombs($r,$uri);
1.162 albertel 732: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/portfolio/|) {
1.140 banghart 733: ($resdomain,$resuser)=
1.162 albertel 734: (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|);
1.153 albertel 735: $r->print(&Apache::loncommon::start_page('Edit Portfolio File Catalog Information',
736: undef,
737: {'domain' => $resdomain,}));
1.140 banghart 738: if ($env{'form.store'}) {
739: &present_editable_metadata($r,$uri,'portfolio');
740: } else {
741: &pre_select_course($r,$uri);
742: }
1.171 banghart 743: } elsif ($uri=~m|^/editupload/[^/]+/[^/]+/groups/|) {
1.172 banghart 744: $r->print(&Apache::loncommon::start_page('Edit Group Portfolio File Catalog Information',
1.171 banghart 745: undef,
746: {'domain' => $resdomain,}));
1.172 banghart 747: &present_editable_metadata($r,$uri,'groups');
1.162 albertel 748: } elsif ($uri=~m|^/~|) {
1.66 matthew 749: # Construction space
1.153 albertel 750: $r->print(&Apache::loncommon::start_page('Edit Catalog nformation',
751: undef,
752: {'domain' => $resdomain,}));
1.66 matthew 753: &present_editable_metadata($r,$uri);
754: } else {
1.153 albertel 755: $r->print(&Apache::loncommon::start_page('Catalog Information',
756: undef,
757: {'domain' => $resdomain,}));
1.66 matthew 758: &present_uneditable_metadata($r,$uri);
759: }
1.153 albertel 760: $r->print(&Apache::loncommon::end_page());
1.66 matthew 761: return OK;
762: }
763:
1.67 matthew 764: #####################################################
765: #####################################################
766: ### ###
767: ### Report Bombs ###
768: ### ###
769: #####################################################
770: #####################################################
1.66 matthew 771: sub report_bombs {
772: my ($r,$uri) = @_;
773: # Set document type
1.67 matthew 774: $uri =~ s:/adm/bombs/::;
775: $uri = &Apache::lonnet::declutter($uri);
1.66 matthew 776: $r->print('<h1>'.&Apache::lonnet::clutter($uri).'</h1>');
777: my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//);
778: if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) {
1.98 www 779: if ($env{'form.clearbombs'}) {
780: &Apache::lonmsg::clear_author_res_msg($uri);
781: }
782: my $clear=&mt('Clear all Messages in Subdirectory');
783: $r->print(<<ENDCLEAR);
784: <form method="post">
785: <input type="submit" name="clearbombs" value="$clear" />
786: </form>
787: ENDCLEAR
1.67 matthew 788: my %brokenurls =
789: &Apache::lonmsg::all_url_author_res_msg($author,$domain);
790: foreach (sort(keys(%brokenurls))) {
1.66 matthew 791: if ($_=~/^\Q$uri\E/) {
1.70 matthew 792: $r->print
793: ('<a href="'.&Apache::lonnet::clutter($_).'">'.$_.'</a>'.
794: &Apache::lonmsg::retrieve_author_res_msg($_).
795: '<hr />');
1.64 matthew 796: }
797: }
1.66 matthew 798: } else {
799: $r->print(&mt('Not authorized'));
800: }
801: return;
802: }
803:
1.67 matthew 804: #####################################################
805: #####################################################
806: ### ###
807: ### Uneditable Metadata Display ###
808: ### ###
809: #####################################################
810: #####################################################
1.66 matthew 811: sub present_uneditable_metadata {
812: my ($r,$uri) = @_;
813: #
1.162 albertel 814: my $uploaded = ($uri =~ m|/uploaded/|);
1.66 matthew 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 $versiondisplay='';
1.162 albertel 828: if (!$uploaded) {
829: my $currentversion=&Apache::lonnet::getversion($disuri);
830: if ($thisversion) {
831: $versiondisplay=&mt('Version').': '.$thisversion.
832: ' ('.&mt('most recent version').': '.
833: ($currentversion>0 ?
834: $currentversion :
835: &mt('information not available')).')';
836: } else {
837: $versiondisplay='Version: '.$currentversion;
838: }
1.66 matthew 839: }
1.72 matthew 840: # crumbify displayed URL uri target prefix form size
841: $disuri=&Apache::lonhtmlcommon::crumbs($disuri,undef, undef, undef,'+1');
842: $disuri =~ s:<br />::g;
1.66 matthew 843: # obsolete
844: my $obsolete=$content{'obsolete'};
845: my $obsoletewarning='';
1.96 albertel 846: if (($obsolete) && ($env{'user.adv'})) {
1.66 matthew 847: $obsoletewarning='<p><font color="red">'.
848: &mt('This resource has been marked obsolete by the author(s)').
849: '</font></p>';
850: }
851: #
852: my %lt=&fieldnames();
853: my $table='';
1.72 matthew 854: my $title = $content{'title'};
855: if (! defined($title)) {
856: $title = 'Untitled Resource';
857: }
1.163 albertel 858: my @fields;
859: if ($uploaded) {
860: @fields = ('title','author','subject','keywords','notes','abstract',
861: 'lowestgradelevel','highestgradelevel','standards','mime',
862: 'owner');
863: } else {
864: @fields = ('title',
865: 'author',
866: 'subject',
867: 'keywords',
868: 'notes',
869: 'abstract',
870: 'lowestgradelevel',
871: 'highestgradelevel',
872: 'standards',
873: 'mime',
874: 'language',
875: 'creationdate',
876: 'lastrevisiondate',
877: 'owner',
878: 'copyright',
879: 'customdistributionfile',
880: 'sourceavail',
881: 'sourcerights',
882: 'obsolete',
883: 'obsoletereplacement');
884: }
885: foreach my $field (@fields) {
886: $table.='<tr><td bgcolor="#AAAAAA">'.$lt{$field}.
1.66 matthew 887: '</td><td bgcolor="#CCCCCC">'.
1.163 albertel 888: &prettyprint($field,$content{$field}).'</td></tr>';
889: delete($content{$field});
1.66 matthew 890: }
891: #
892: $r->print(<<ENDHEAD);
1.72 matthew 893: <h2>$title</h2>
894: <p>
895: $disuri<br />
1.36 www 896: $obsoletewarning
1.72 matthew 897: $versiondisplay
898: </p>
1.88 banghart 899: <table cellspacing="2" border="0">
1.45 www 900: $table
1.11 www 901: </table>
1.1 www 902: ENDHEAD
1.162 albertel 903: if (!$uploaded && $env{'user.adv'}) {
1.68 matthew 904: &print_dynamic_metadata($r,$uri,\%content);
1.67 matthew 905: }
906: return;
907: }
908:
909: sub print_dynamic_metadata {
1.68 matthew 910: my ($r,$uri,$content) = @_;
911: #
1.69 matthew 912: my %content = %$content;
1.68 matthew 913: my %lt=&fieldnames();
1.67 matthew 914: #
915: my $description = 'Dynamic Metadata (updated periodically)';
916: $r->print('<h3>'.&mt($description).'</h3>'.
1.70 matthew 917: &mt('Processing'));
1.67 matthew 918: $r->rflush();
919: my %items=&fieldnames();
920: my %dynmeta=&dynamicmeta($uri);
921: #
922: # General Access and Usage Statistics
1.70 matthew 923: if (exists($dynmeta{'count'}) ||
924: exists($dynmeta{'sequsage'}) ||
925: exists($dynmeta{'comefrom'}) ||
926: exists($dynmeta{'goto'}) ||
927: exists($dynmeta{'course'})) {
928: $r->print('<h4>'.&mt('Access and Usage Statistics').'</h4>'.
1.88 banghart 929: '<table cellspacing="2" border="0">');
1.70 matthew 930: foreach ('count',
931: 'sequsage','sequsage_list',
932: 'comefrom','comefrom_list',
933: 'goto','goto_list',
934: 'course','course_list') {
935: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
936: '<td bgcolor="#CCCCCC">'.
937: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
938: }
939: $r->print('</table>');
940: } else {
941: $r->print('<h4>'.&mt('No Access or Usages Statistics are available for this resource.').'</h4>');
1.67 matthew 942: }
1.69 matthew 943: #
944: # Assessment statistics
1.73 matthew 945: if ($uri=~/\.(problem|exam|quiz|assess|survey|form)$/) {
946: if (exists($dynmeta{'stdno'}) ||
947: exists($dynmeta{'avetries'}) ||
948: exists($dynmeta{'difficulty'}) ||
949: exists($dynmeta{'disc'})) {
950: # This is an assessment, print assessment data
951: $r->print('<h4>'.
952: &mt('Overall Assessment Statistical Data').
953: '</h4>'.
1.88 banghart 954: '<table cellspacing="2" border="0">');
1.73 matthew 955: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{'stdno'}.'</td>'.
1.66 matthew 956: '<td bgcolor="#CCCCCC">'.
1.73 matthew 957: &prettyprint('stdno',$dynmeta{'stdno'}).
958: '</td>'."</tr>\n");
959: foreach ('avetries','difficulty','disc') {
960: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
961: '<td bgcolor="#CCCCCC">'.
962: &prettyprint($_,sprintf('%5.2f',$dynmeta{$_})).
963: '</td>'."</tr>\n");
964: }
965: $r->print('</table>');
966: }
967: if (exists($dynmeta{'stats'})) {
968: #
969: # New assessment statistics
970: $r->print('<h4>'.
971: &mt('Detailed Assessment Statistical Data').
972: '</h4>');
1.88 banghart 973: my $table = '<table cellspacing="2" border="0">'.
1.73 matthew 974: '<tr>'.
975: '<th>Course</th>'.
976: '<th>Section(s)</th>'.
977: '<th>Num Students</th>'.
978: '<th>Mean Tries</th>'.
979: '<th>Degree of Difficulty</th>'.
980: '<th>Degree of Discrimination</th>'.
981: '<th>Time of computation</th>'.
982: '</tr>'.$/;
983: foreach my $identifier (sort(keys(%{$dynmeta{'stats'}}))) {
984: my $data = $dynmeta{'stats'}->{$identifier};
985: my $course = $data->{'course'};
1.154 albertel 986: my %courseinfo =
987: &Apache::lonnet::coursedescription($course,
988: {'one_time' => 1});
1.73 matthew 989: if (! exists($courseinfo{'num'}) || $courseinfo{'num'} eq '') {
990: &Apache::lonnet::logthis('lookup for '.$course.' failed');
991: next;
992: }
993: $table .= '<tr>';
994: $table .=
995: '<td><nobr>'.$courseinfo{'description'}.'</nobr></td>';
996: $table .=
997: '<td align="right">'.$data->{'sections'}.'</td>';
998: $table .=
999: '<td align="right">'.$data->{'stdno'}.'</td>';
1000: foreach ('avetries','difficulty','disc') {
1001: $table .= '<td align="right">';
1002: if (exists($data->{$_})) {
1003: $table .= sprintf('%.2f',$data->{$_}).' ';
1004: } else {
1005: $table .= '';
1006: }
1007: $table .= '</td>';
1008: }
1009: $table .=
1010: '<td><nobr>'.
1011: &Apache::lonlocal::locallocaltime($data->{'timestamp'}).
1012: '</nobr></td>';
1013: $table .=
1014: '</tr>'.$/;
1015: }
1016: $table .= '</table>'.$/;
1017: $r->print($table);
1018: } else {
1019: $r->print('No new dynamic data found.');
1.66 matthew 1020: }
1.70 matthew 1021: } else {
1.73 matthew 1022: $r->print('<h4>'.
1023: &mt('No Assessment Statistical Data is available for this resource').
1024: '</h4>');
1.67 matthew 1025: }
1.73 matthew 1026:
1027: #
1028: #
1.70 matthew 1029: if (exists($dynmeta{'clear'}) ||
1030: exists($dynmeta{'depth'}) ||
1031: exists($dynmeta{'helpful'}) ||
1032: exists($dynmeta{'correct'}) ||
1033: exists($dynmeta{'technical'})){
1034: $r->print('<h4>'.&mt('Evaluation Data').'</h4>'.
1.88 banghart 1035: '<table cellspacing="2" border="0">');
1.70 matthew 1036: foreach ('clear','depth','helpful','correct','technical') {
1037: $r->print('<tr><td bgcolor="#AAAAAA">'.$lt{$_}.'</td>'.
1038: '<td bgcolor="#CCCCCC">'.
1039: &prettyprint($_,$dynmeta{$_})."</td></tr>\n");
1040: }
1041: $r->print('</table>');
1042: } else {
1043: $r->print('<h4>'.&mt('No Evaluation Data is available for this resource.').'</h4>');
1.67 matthew 1044: }
1045: $uri=~/^\/res\/(\w+)\/(\w+)\//;
1.96 albertel 1046: if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2))
1047: || ($env{'user.role.ca./'.$1.'/'.$2})) {
1.70 matthew 1048: if (exists($dynmeta{'comments'})) {
1049: $r->print('<h4>'.&mt('Evaluation Comments').' ('.
1050: &mt('visible to author and co-authors only').
1051: ')</h4>'.
1052: '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
1053: } else {
1054: $r->print('<h4>'.&mt('There are no Evaluation Comments on this resource.').'</h4>');
1055: }
1056: my $bombs = &Apache::lonmsg::retrieve_author_res_msg($uri);
1057: if (defined($bombs) && $bombs ne '') {
1058: $r->print('<a name="bombs" /><h4>'.&mt('Error Messages').' ('.
1059: &mt('visible to author and co-authors only').')'.
1060: '</h4>'.$bombs);
1061: } else {
1062: $r->print('<h4>'.&mt('There are currently no Error Messages for this resource.').'</h4>');
1063: }
1.67 matthew 1064: }
1.69 matthew 1065: #
1.67 matthew 1066: # All other stuff
1067: $r->print('<h3>'.
1068: &mt('Additional Metadata (non-standard, parameters, exports)').
1.81 www 1069: '</h3><table border="0" cellspacing="1">');
1.67 matthew 1070: foreach (sort(keys(%content))) {
1071: my $name=$_;
1072: if ($name!~/\.display$/) {
1073: my $display=&Apache::lonnet::metadata($uri,
1074: $name.'.display');
1075: if (! $display) {
1076: $display=$name;
1077: };
1078: my $otherinfo='';
1079: foreach ('name','part','type','default') {
1080: if (defined(&Apache::lonnet::metadata($uri,
1081: $name.'.'.$_))) {
1082: $otherinfo.=' '.$_.'='.
1083: &Apache::lonnet::metadata($uri,
1084: $name.'.'.$_).'; ';
1085: }
1.64 matthew 1086: }
1.81 www 1087: $r->print('<tr><td bgcolor="#bbccbb"><font size="-1" color="#556655">'.$display.'</font></td><td bgcolor="#ccddcc"><font size="-1" color="#556655">'.$content{$name});
1.67 matthew 1088: if ($otherinfo) {
1089: $r->print(' ('.$otherinfo.')');
1.64 matthew 1090: }
1.81 www 1091: $r->print("</font></td></tr>\n");
1.64 matthew 1092: }
1.66 matthew 1093: }
1.81 www 1094: $r->print("</table>");
1.67 matthew 1095: return;
1.66 matthew 1096: }
1.105 banghart 1097:
1.102 banghart 1098:
1099:
1.67 matthew 1100: #####################################################
1101: #####################################################
1102: ### ###
1103: ### Editable metadata display ###
1104: ### ###
1105: #####################################################
1106: #####################################################
1.66 matthew 1107: sub present_editable_metadata {
1.172 banghart 1108: my ($r,$uri,$file_type) = @_;
1.66 matthew 1109: # Construction Space Call
1110: # Header
1111: my $disuri=$uri;
1112: my $fn=&Apache::lonnet::filelocation('',$uri);
1.155 albertel 1113: $disuri=~s{^/\~}{/priv/};
1.66 matthew 1114: $disuri=~s/\.meta$//;
1.141 albertel 1115: my $meta_uri = $disuri;
1.147 albertel 1116: my $path;
1.141 albertel 1117: if ($disuri =~ m|/portfolio/|) {
1.147 albertel 1118: ($disuri, $meta_uri, $path) = &portfolio_display_uri($disuri,1);
1.141 albertel 1119: }
1.66 matthew 1120: my $target=$uri;
1.155 albertel 1121: $target=~s{^/\~}{/res/$env{'request.role.domain'}/};
1.66 matthew 1122: $target=~s/\.meta$//;
1123: my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target);
1124: if ($bombs) {
1.99 www 1125: my $showdel=1;
1.96 albertel 1126: if ($env{'form.delmsg'}) {
1.66 matthew 1127: if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') {
1128: $bombs=&mt('Messages deleted.');
1.99 www 1129: $showdel=0;
1.66 matthew 1130: } else {
1131: $bombs=&mt('Error deleting messages');
1.64 matthew 1132: }
1.66 matthew 1133: }
1.98 www 1134: if ($env{'form.clearmsg'}) {
1135: my $cleardir=$target;
1136: $cleardir=~s/\/[^\/]+$/\//;
1137: if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') {
1138: $bombs=&mt('Messages cleared.');
1.99 www 1139: $showdel=0;
1.98 www 1140: } else {
1141: $bombs=&mt('Error clearing messages');
1142: }
1143: }
1144: my $del=&mt('Delete Messages for this Resource');
1145: my $clear=&mt('Clear all Messages in Subdirectory');
1.99 www 1146: my $goback=&mt('Back to Source File');
1.66 matthew 1147: $r->print(<<ENDBOMBS);
1.52 www 1148: <h1>$disuri</h1>
1.169 banghart 1149: <form method="post" action="" name="defaultmeta">
1.99 www 1150: ENDBOMBS
1151: if ($showdel) {
1152: $r->print(<<ENDDEL);
1.59 www 1153: <input type="submit" name="delmsg" value="$del" />
1.98 www 1154: <input type="submit" name="clearmsg" value="$clear" />
1.99 www 1155: ENDDEL
1156: } else {
1157: $r->print('<a href="'.$disuri.'" />'.$goback.'</a>');
1158: }
1159: $r->print('<br />'.$bombs);
1.66 matthew 1160: } else {
1161: my $displayfile='Catalog Information for '.$disuri;
1162: if ($disuri=~/\/default$/) {
1163: my $dir=$disuri;
1164: $dir=~s/default$//;
1165: $displayfile=
1166: &mt('Default Cataloging Information for Directory').' '.
1167: $dir;
1168: }
1169: %Apache::lonpublisher::metadatafields=();
1170: %Apache::lonpublisher::metadatakeys=();
1.94 banghart 1171: my $result=&Apache::lonnet::getfile($fn);
1172: if ($result == -1){
1.141 albertel 1173: $r->print(&mt('Creating new file [_1]'),$meta_uri);
1.94 banghart 1174: } else {
1175: &Apache::lonpublisher::metaeval($result);
1176: }
1.66 matthew 1177: $r->print(<<ENDEDIT);
1.23 www 1178: <h1>$displayfile</h1>
1.169 banghart 1179: <form method="post" action="" name="defaultmeta">
1.23 www 1180: ENDEDIT
1.169 banghart 1181: $r->print('<script type="JavaScript">'.
1.86 albertel 1182: &Apache::loncommon::browser_and_searcher_javascript().
1.66 matthew 1183: '</script>');
1.90 banghart 1184: my %lt=&fieldnames($file_type);
1.87 albertel 1185: my $output;
1.90 banghart 1186: my @fields;
1.174 banghart 1187: my $added_metadata_fields;
1.90 banghart 1188: if ($file_type eq 'portfolio') {
1.174 banghart 1189: if(exists ($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'})) {
1190: # retrieve fieldnames (in order) from the course restricted list
1191: @fields = (split /,/,$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'});
1192: } else {
1193: # no saved field list, use default list
1194: @fields = ('author','title','subject','keywords','abstract',
1195: 'notes','lowestgradelevel',
1196: 'highestgradelevel','standards');
1197: $added_metadata_fields = &Apache::lonparmset::get_added_meta_fieldnames();
1198: $env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.fieldlist'} = join (",",@fields);
1199: }
1.90 banghart 1200: } else {
1201: @fields = ('author','title','subject','keywords','abstract','notes',
1.66 matthew 1202: 'copyright','customdistributionfile','language',
1203: 'standards',
1.78 taceyjo1 1204: 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights',
1.90 banghart 1205: 'obsolete','obsoletereplacement');
1206: }
1.172 banghart 1207: if ($file_type eq 'groups') {
1208: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1209: 'course.'.$env{'request.course.id'};
1210: }
1.139 banghart 1211: if ((! $Apache::lonpublisher::metadatafields{'courserestricted'}) &&
1.172 banghart 1212: (! $env{'form.new_courserestricted'}) && (! $file_type eq 'groups')) {
1.138 banghart 1213: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1214: 'none';
1.139 banghart 1215: } elsif ($env{'form.new_courserestricted'}) {
1216: $Apache::lonpublisher::metadatafields{'courserestricted'}=
1217: $env{'form.new_courserestricted'};
1218: }
1.120 banghart 1219: if (! $Apache::lonpublisher::metadatafields{'copyright'}) {
1220: $Apache::lonpublisher::metadatafields{'copyright'}=
1.163 albertel 1221: 'default';
1.120 banghart 1222: }
1.172 banghart 1223: if (($file_type eq 'portfolio') || ($file_type eq 'groups')) {
1.163 albertel 1224: if (! $Apache::lonpublisher::metadatafields{'mime'}) {
1225: ($Apache::lonpublisher::metadatafields{'mime'}) =
1226: ( $target=~/\.(\w+)$/ );
1227: }
1228: if (! $Apache::lonpublisher::metadatafields{'owner'}) {
1229: $Apache::lonpublisher::metadatafields{'owner'} =
1230: $env{'user.name'}.':'.$env{'user.domain'};
1231: }
1232:
1.149 albertel 1233: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none') {
1234: $r->print(&mt('Associated with course [_1]','<strong>'.$env{$Apache::lonpublisher::metadatafields{'courserestricted'}.".description"}.
1235: '</strong>').'<br />');
1236: } else {
1237: $r->print("This resource is not associated with a course.<br />");
1238: }
1239: }
1.143 albertel 1240: foreach my $field_name (@fields) {
1.132 banghart 1241: if (defined($env{'form.new_'.$field_name})) {
1242: $Apache::lonpublisher::metadatafields{$field_name}=
1243: join(',',&Apache::loncommon::get_env_multiple('form.new_'.$field_name));
1.66 matthew 1244: }
1.150 albertel 1245: if ($Apache::lonpublisher::metadatafields{'courserestricted'} ne 'none'
1246: && exists($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'})) {
1.115 banghart 1247: # handle restrictions here
1.138 banghart 1248: if (($env{$Apache::lonpublisher::metadatafields{'courserestricted'}.'.metadata.'.$field_name.'.options'} =~ m/active/) ||
1249: ($field_name eq 'courserestricted')){
1.143 albertel 1250: $output.=("\n".'<p>'.$lt{$field_name}.': '.
1.132 banghart 1251: &prettyinput($field_name,
1252: $Apache::lonpublisher::metadatafields{$field_name},
1.138 banghart 1253: 'new_'.$field_name,'defaultmeta',
1254: undef,undef,undef,undef,
1.143 albertel 1255: $Apache::lonpublisher::metadatafields{'courserestricted'}).'</p>'."\n");
1.127 banghart 1256: }
1.115 banghart 1257: } else {
1.138 banghart 1258:
1.132 banghart 1259: $output.=('<p>'.$lt{$field_name}.': '.
1260: &prettyinput($field_name,
1261: $Apache::lonpublisher::metadatafields{$field_name},
1262: 'new_'.$field_name,'defaultmeta').'</p>');
1.138 banghart 1263:
1.115 banghart 1264: }
1.66 matthew 1265: }
1.174 banghart 1266: foreach my $field_name (keys(%$added_metadata_fields)) {
1267: my $course = $env{'request.course.id'};
1268: $output.=('<p>'.$$added_metadata_fields{$field_name}.': '.
1269: &prettyinput($field_name,$env{'course.'.$env{'request.course.id'}.'metadata.'.$field_name.'.value'},
1270: 'new_'.$field_name,'addedmeta').'</p>')
1271: }
1.143 albertel 1272: if ($env{'form.store'}) {
1273: my $mfh;
1274: my $formname='store';
1275: my $file_content;
1.142 albertel 1276: if (&Apache::loncommon::get_env_multiple('form.new_keywords')) {
1277: $Apache::lonpublisher::metadatafields{'keywords'} =
1278: join (',', &Apache::loncommon::get_env_multiple('form.new_keywords'));
1279: }
1.174 banghart 1280: foreach my $field (sort keys %Apache::lonpublisher::metadatafields) {
1281: next if ($field =~ /\./);
1282: my $unikey=$field;
1.143 albertel 1283: $unikey=~/^([A-Za-z]+)/;
1284: my $tag=$1;
1285: $tag=~tr/A-Z/a-z/;
1286: $file_content.= "\n\<$tag";
1.174 banghart 1287: foreach my $key (split(/\,/,
1.143 albertel 1288: $Apache::lonpublisher::metadatakeys{$unikey})
1289: ) {
1290: my $value=
1.174 banghart 1291: $Apache::lonpublisher::metadatafields{$unikey.'.'.$key};
1.143 albertel 1292: $value=~s/\"/\'\'/g;
1.174 banghart 1293: $file_content.=' '.$key.'="'.$value.'"' ;
1.143 albertel 1294: }
1295: $file_content.= '>'.
1296: &HTML::Entities::encode
1297: ($Apache::lonpublisher::metadatafields{$unikey},
1298: '<>&"').
1299: '</'.$tag.'>';
1.142 albertel 1300: }
1.173 banghart 1301: if ($fn =~ m|^$Apache::lonnet::perlvar{'lonDocRoot'}/userfiles|) {
1302: my ($path, $new_fn);
1303: if ($fn =~ m|\w+/groups/\w+/portfolio/|) {
1304: ($path, $new_fn) = ($fn =~ m|/(groups/\w+/portfolio.*)/([^/]*)$|);
1305: } else {
1306: ($path, $new_fn) = ($fn =~ m|/(portfolio.*)/([^/]*)$|);
1307: }
1.159 raeburn 1308: $r->print(&store_portfolio_metadata($formname,$file_content,$path,
1.169 banghart 1309: $new_fn));
1.173 banghart 1310: } else {
1.143 albertel 1311: if (! ($mfh=Apache::File->new('>'.$fn))) {
1312: $r->print('<p><font color="red">'.
1313: &mt('Could not write metadata').', '.
1314: &mt('FAIL').'</font></p>');
1315: } else {
1316: print $mfh $file_content;
1317: $r->print('<p><font color="blue">'.&mt('Wrote Metadata').
1318: ' '.&Apache::lonlocal::locallocaltime(time).
1319: '</font></p>');
1320: }
1.142 albertel 1321: }
1322: }
1.143 albertel 1323: $r->print($output.'<br /><input type="submit" name="store" value="'.
1.169 banghart 1324: &mt('Store Catalog Information').'" />');
1.147 albertel 1325:
1.149 albertel 1326: if ($file_type eq 'portfolio') {
1.156 albertel 1327: my ($port_path,$group) = &get_port_path_and_group($uri);
1.159 raeburn 1328: if ($group) {
1329: $r->print('<input type="hidden" name="group" value="'.$group.'" />');
1330: }
1.169 banghart 1331: $r->print('<input type="hidden" name="currentpath" value="'.$env{'form.currentpath'}.'" />');
1.175 ! banghart 1332: $r->print('</form><br /><br /><form method="post" action="'.$port_path.'">');
! 1333: if ($group) {
! 1334: $r->print('<input type="hidden" name="group" value="'.$group.'" />');
! 1335: }
! 1336: $r->print('<input type="hidden" name="currentpath" value="'.$path.'" />'.
1.169 banghart 1337: '<input type="submit" name="cancel" value="'.&mt('Discard Edits and Return to Portfolio').'" />');
1.149 albertel 1338: }
1.142 albertel 1339: }
1.149 albertel 1340:
1.143 albertel 1341: $r->print('</form>');
1342:
1.66 matthew 1343: return;
1.1 www 1344: }
1.64 matthew 1345:
1.159 raeburn 1346: sub store_portfolio_metadata {
1347: my ($formname,$content,$path,$new_fn) = @_;
1348: $env{'form.'.$formname}=$content."\n";
1349: $env{'form.'.$formname.'.filename'}=$new_fn;
1350: my $result =&Apache::lonnet::userfileupload($formname,'',$path);
1351: if ($result =~ /(error|notfound)/) {
1352: return '<p><font color="red">'.
1353: &mt('Could not write metadata').', '.
1354: &mt('FAIL').'</font></p>';
1355: } else {
1356: return '<p><font color="blue">'.&mt('Wrote Metadata').
1357: ' '.&Apache::lonlocal::locallocaltime(time).'</font></p>';
1358: }
1359: }
1360:
1.1 www 1361: 1;
1362: __END__
1.97 banghart 1363:
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