--- loncom/interface/lonmeta.pm 2005/11/11 21:25:50 1.125
+++ loncom/interface/lonmeta.pm 2010/06/06 02:40:30 1.240
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Metadata display handler
#
-# $Id: lonmeta.pm,v 1.125 2005/11/11 21:25:50 banghart Exp $
+# $Id: lonmeta.pm,v 1.240 2010/06/06 02:40:30 raeburn Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -39,29 +39,12 @@ use Apache::lonpublisher;
use Apache::lonlocal;
use Apache::lonmysql;
use Apache::lonmsg;
+use LONCAPA qw(:DEFAULT :match);
-############################################################
-############################################################
-##
-## &get_dynamic_metadata_from_sql($url)
-##
-## Queries sql database for dynamic metdata
-## Returns a hash of hashes, with keys of urls which match $url
-## Returned fields are given below.
-##
-## Examples:
-##
-## %DynamicMetadata = &Apache::lonmeta::get_dynmaic_metadata_from_sql
-## ('/res/msu/korte/');
-##
-## $DynamicMetadata{'/res/msu/korte/example.problem'}->{$field}
-##
-############################################################
-############################################################
sub get_dynamic_metadata_from_sql {
my ($url) = shift();
- my ($authordom,$author)=($url=~m:^/res/(\w+)/(\w+)/:);
+ my ($authordom,$author)=($url=~m{^/res/($match_domain)/($match_username)/});
if (! defined($authordom)) {
$authordom = shift();
}
@@ -71,20 +54,7 @@ sub get_dynamic_metadata_from_sql {
if (! defined($authordom) || ! defined($author)) {
return ();
}
- my @Fields = ('url','count','course',
- 'goto','goto_list',
- 'comefrom','comefrom_list',
- 'sequsage','sequsage_list',
- 'stdno','stdno_list',
- 'dependencies',
- 'avetries','avetries_list',
- 'difficulty','difficulty_list',
- 'disc','disc_list',
- 'clear','technical','correct',
- 'helpful','depth');
- #
- my $query = 'SELECT '.join(',',@Fields).
- ' FROM metadata WHERE url LIKE "'.$url.'%"';
+ my $query = 'SELECT * FROM metadata WHERE url LIKE "'.$url.'%"';
my $server = &Apache::lonnet::homeserver($author,$authordom);
my $reply = &Apache::lonnet::metadata_query($query,undef,undef,
,[$server]);
@@ -106,13 +76,10 @@ sub get_dynamic_metadata_from_sql {
while (my $result = <$fh>) {
chomp($result);
next if (! $result);
- my @Data =
- map {
- &Apache::lonnet::unescape($_);
- } split(',',$result);
- my $url = $Data[0];
- for (my $i=0;$i<=$#Fields;$i++) {
- $ReturnHash{$url}->{$Fields[$i]}=$Data[$i];
+ my %hash=&LONCAPA::lonmetadata::metadata_col_to_hash('metadata',
+ map { &unescape($_) } split(/\,/,$result));
+ foreach my $key (keys(%hash)) {
+ $ReturnHash{$hash{'url'}}->{$key}=$hash{$key};
}
}
$finished = 1;
@@ -126,7 +93,7 @@ sub get_dynamic_metadata_from_sql {
sub dynamicmeta {
my $url=&Apache::lonnet::declutter(shift);
$url=~s/\.meta$//;
- my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
+ my ($adomain,$aauthor)=($url=~/^($match_domain)\/($match_username)\//);
my $regexp=$url;
$regexp=~s/(\W)/\\$1/g;
$regexp='___'.$regexp.'___';
@@ -185,7 +152,7 @@ sub authordisplay {
my ($aname,$adom)=@_;
return &Apache::loncommon::aboutmewrapper
(&Apache::loncommon::plainname($aname,$adom),
- $aname,$adom,'preview').' ['.$aname.'@'.$adom.']';
+ $aname,$adom,'preview').' ['.$aname.':'.$adom.']';
}
# Pretty display
@@ -197,7 +164,7 @@ sub evalgraph {
my $val=int($value*10.+0.5)-10;
my $output='
';
if ($val>=20) {
- $output.='
';
+ $output.='
'.(' ' x2).'
';
} else {
$output.='
'.
'
';
@@ -207,7 +174,7 @@ sub evalgraph {
$output.='
'.
'
';
} else {
- $output.='
';
+ $output.='
'.(' ' x2).'
';
}
$output.='
('.sprintf("%5.2f",$value).')
';
return $output;
@@ -243,18 +210,17 @@ sub fieldnames {
'authorspace' => 'Author Space',
'modifyinguser' => 'Last Modifying User',
'subject' => 'Subject',
+ 'standards' => 'Standards',
'keywords' => 'Keyword(s)',
'notes' => 'Notes',
'abstract' => 'Abstract',
'lowestgradelevel' => 'Lowest Grade Level',
- 'highestgradelevel' => 'Highest Grade Level',
- 'courserestricted' => 'Course Restricting Metadata');
-
- if (! defined($file_type) || $file_type ne 'portfolio') {
+ 'highestgradelevel' => 'Highest Grade Level');
+
+ if ( !defined($file_type) || ($file_type ne 'portfolio' && $file_type ne 'groups') ) {
%fields =
(%fields,
'domain' => 'Domain',
- 'standards' => 'Standards',
'mime' => 'MIME Type',
'language' => 'Language',
'creationdate' => 'Creation Date',
@@ -281,63 +247,192 @@ sub fieldnames {
'correct' => 'Material appears to be correct',
'technical' => 'Resource is technically correct',
'avetries' => 'Average number of tries till solved',
- 'stdno' => 'Total number of students who have worked on this problem',
+ 'stdno' => 'Statistics calculated for number of students',
'difficulty' => 'Degree of difficulty',
'disc' => 'Degree of discrimination',
- 'dependencies' => 'Resources used by this resource',
+ 'dependencies' => 'Resources used by this resource',
);
}
return &Apache::lonlocal::texthash(%fields);
}
+sub portfolio_linked_path {
+ my ($path,$group,$port_path) = @_;
+
+ my $start = 'portfolio';
+ if ($group) {
+ $start = "groups/$group/".$start;
+ }
+ my %anchor_fields = (
+ 'selectfile' => $start,
+ 'currentpath' => '/'
+ );
+ my $result = &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$start);
+ my $fullpath = '/';
+ my (undef,@tree) = split('/',$path);
+ my $filename = pop(@tree);
+ foreach my $dir (@tree) {
+ $fullpath .= $dir.'/';
+ $result .= '/';
+ my %anchor_fields = (
+ 'selectfile' => $dir,
+ 'currentpath' => $fullpath
+ );
+ $result .= &Apache::portfolio::make_anchor($port_path,\%anchor_fields,$dir);
+ }
+ $result .= "/$filename";
+ return $result;
+}
+
+sub get_port_path_and_group {
+ my ($uri)=@_;
+
+ my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+ my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+
+ my ($port_path,$group);
+ if ($uri =~ m{^/editupload/\Q$cdom\E/\Q$cnum\E/groups/}) {
+ $group = (split('/',$uri))[5];
+ $port_path = '/adm/coursegrp_portfolio';
+ } else {
+ $port_path = '/adm/portfolio';
+ }
+ if ($env{'form.group'} ne $group) {
+ $env{'form.group'} = $group;
+ }
+ return ($port_path,$group);
+}
+
+sub portfolio_display_uri {
+ my ($uri,$as_links)=@_;
+
+ my ($port_path,$group) = &get_port_path_and_group($uri);
+
+ $uri =~ s|.*/(portfolio/.*)$|$1|;
+ my ($res_uri,$meta_uri) = ($uri,$uri);
+ if ($uri =~ /\.meta$/) {
+ $res_uri =~ s/\.meta//;
+ } else {
+ $meta_uri .= '.meta';
+ }
+
+ my ($path) = ($res_uri =~ m|^portfolio(.*/)[^/]*$|);
+ if ($as_links) {
+ $res_uri = &portfolio_linked_path($res_uri,$group,$port_path);
+ $meta_uri = &portfolio_linked_path($meta_uri,$group,$port_path);
+ }
+ return ($res_uri,$meta_uri,$path);
+}
+
+sub pre_select_course {
+ my ($r,$uri) = @_;
+ my $output;
+ my $fn=&Apache::lonnet::filelocation('',$uri);
+ my ($res_uri,$meta_uri,$path) = &portfolio_display_uri($uri);
+ %Apache::lonpublisher::metadatafields=();
+ %Apache::lonpublisher::metadatakeys=();
+ my $result=&Apache::lonnet::getfile($fn);
+ if ($result == -1){
+ $r->print(&mt('Creating new file [_1]'),$meta_uri);
+ } else {
+ &Apache::lonpublisher::metaeval($result);
+ }
+ $r->print('');
+
+ my ($port_path,$group) = &get_port_path_and_group($uri);
+ my $group_input;
+ if ($group) {
+ $group_input = '';
+ }
+ $r->print('
');
+
+ return;
+}
sub select_course {
- my ($r)=@_;
+ my $output=$/;
+ my $current_restriction=
+ $Apache::lonpublisher::metadatafields{'courserestricted'};
+ my $selected = ($current_restriction eq 'none' ? 'selected="selected"'
+ : '');
+ if ($current_restriction =~ /^course\.($match_domain\_$match_courseid)$/) {
+ my $assoc_crs = $1;
+ my $added_metadata_fields = &Apache::lonparmset::get_added_meta_fieldnames($assoc_crs);
+ if (ref($added_metadata_fields) eq 'HASH') {
+ if (keys(%{$added_metadata_fields}) > 0) {
+ my $transfernotes;
+ foreach my $field_name (keys(%{$added_metadata_fields})) {
+ my $value = $Apache::lonpublisher::metadatafields{$field_name};
+ if ($value) {
+ $transfernotes .=
+ &Apache::loncommon::start_data_table_row().
+ '
'.
+ $field_name.'
'.$value.'
'.
+ &Apache::loncommon::end_data_table_row();
+ }
+ }
+ if ($transfernotes ne '') {
+ my %courseinfo = &Apache::lonnet::coursedescription($assoc_crs,{'one_time' => 1});
+ my $assoc_crs_description = $courseinfo{'description'};
+ $output .= &mt('This resource is currently associated with a course ([_1]) which includes added metadata fields specific to the course.',$assoc_crs_description).' '."\n".
+ &mt('You can choose to transfer data from the added fields to the "Notes" field if you are planning to change the course association.').'