--- loncom/interface/lonmeta.pm 2004/04/19 16:43:53 1.74 +++ loncom/interface/lonmeta.pm 2005/10/06 22:20:30 1.110 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Metadata display handler # -# $Id: lonmeta.pm,v 1.74 2004/04/19 16:43:53 matthew Exp $ +# $Id: lonmeta.pm,v 1.110 2005/10/06 22:20:30 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -17,7 +17,7 @@ # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # -# You should have received a copy of the GNU General Public License +# You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # @@ -31,9 +31,9 @@ package Apache::lonmeta; use strict; use LONCAPA::lonmetadata(); use Apache::Constants qw(:common); -use Apache::lonnet(); +use Apache::lonnet; use Apache::loncommon(); -use Apache::lonhtmlcommon(); +use Apache::lonhtmlcommon(); use Apache::lonmsg; use Apache::lonpublisher; use Apache::lonlocal; @@ -41,6 +41,87 @@ use Apache::lonmysql; use Apache::lonmsg; +############################################################ +############################################################ +## +## &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+)/:); + if (! defined($authordom)) { + $authordom = shift(); + } + if (! defined($author)) { + $author = shift(); + } + if (! defined($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 $server = &Apache::lonnet::homeserver($author,$authordom); + my $reply = &Apache::lonnet::metadata_query($query,undef,undef, + ,[$server]); + return () if (! defined($reply) || ref($reply) ne 'HASH'); + my $filename = $reply->{$server}; + if (! defined($filename) || $filename =~ /^error/) { + return (); + } + my $max_time = time + 10; # wait 10 seconds for results at most + my %ReturnHash; + # + # Look for results + my $finished = 0; + while (! $finished && time < $max_time) { + my $datafile=$Apache::lonnet::perlvar{'lonDaemons'}.'/tmp/'.$filename; + if (! -e "$datafile.end") { next; } + my $fh; + if (!($fh=Apache::File->new($datafile))) { next; } + 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]; + } + } + $finished = 1; + } + # + return %ReturnHash; +} + + # Fetch and evaluate dynamic metadata sub dynamicmeta { my $url=&Apache::lonnet::declutter(shift); @@ -155,9 +236,9 @@ sub diffgraph { # The field names sub fieldnames { - return &Apache::lonlocal::texthash - ( - 'title' => 'Title', + my $file_type=shift; + my %fields = + ('title' => 'Title', 'author' =>'Author(s)', 'authorspace' => 'Author Space', 'modifyinguser' => 'Last Modifying User', @@ -166,7 +247,11 @@ sub fieldnames { 'notes' => 'Notes', 'abstract' => 'Abstract', 'lowestgradelevel' => 'Lowest Grade Level', - 'highestgradelevel' => 'Highest Grade Level', + 'highestgradelevel' => 'Highest Grade Level'); + if (! defined($file_type) || $file_type ne 'portfolio') { + %fields = + (%fields, + 'domain' => 'Domain', 'standards' => 'Standards', 'mime' => 'MIME Type', 'language' => 'Language', @@ -175,6 +260,8 @@ sub fieldnames { 'owner' => 'Publisher/Owner', 'copyright' => 'Copyright/Distribution', 'customdistributionfile' => 'Custom Distribution File', + 'sourceavail' => 'Source Available', + 'sourcerights' => 'Source Custom Distribution File', 'obsolete' => 'Obsolete', 'obsoletereplacement' => 'Suggested Replacement for Obsolete File', 'count' => 'Network-wide number of accesses (hits)', @@ -195,13 +282,47 @@ sub fieldnames { 'stdno' => 'Total number of students who have worked on this problem', 'difficulty' => 'Degree of difficulty', 'disc' => 'Degree of discrimination', + 'dependencies' => 'Resources used by this resource', ); + } + return &Apache::lonlocal::texthash(%fields); } +sub select_course { + my ($r)=@_; + $r->print('

Instructor Selected Meta-Data


'); + $r->print('
'); + $r->print('Select your course
'); + $r->print(''); + } + my $course_key = $key; + $course_key =~ s/\.metadata\..*//; + $r->print(''); + } + } + unless ($meta_not_found) { + $r->print('
'); + $r->print(''); + $r->print('
'); + } + return 'ok'; +} # Pretty printing of metadata field sub prettyprint { - my ($type,$value)=@_; + my ($type,$value,$target,$prefix,$form,$noformat)=@_; +# $target,$prefix,$form are optional and for filecrumbs only if (! defined($value)) { return ' '; } @@ -224,6 +345,10 @@ sub prettyprint { if ($type eq 'copyright') { return &Apache::loncommon::copyrightdescription($value); } + # Copyright + if ($type eq 'sourceavail') { + return &Apache::loncommon::source_copyrightdescription($value); + } # MIME if ($type eq 'mime') { return ' '. @@ -243,7 +368,7 @@ sub prettyprint { return &Apache::loncommon::gradeleveldescription($value); } # Only for advance users below - if (! $ENV{'user.adv'}) { + if (! $env{'user.adv'}) { return '- '.&mt('not displayed').' -'; } # File @@ -251,8 +376,9 @@ sub prettyprint { ($type eq 'obsoletereplacement') || ($type eq 'goto_list') || ($type eq 'comefrom_list') || - ($type eq 'sequsage_list')) { - return join('
',map { + ($type eq 'sequsage_list') || + ($type eq 'dependencies')) { + return ''; } # Evaluations if (($type eq 'clear') || @@ -346,6 +471,9 @@ sub relatedfield { sub prettyinput { my ($type,$value,$fieldname,$formname, $relatedsearchflag,$relatedsep,$relatedvalue,$size)=@_; + if (! defined($size)) { + $size = 80; + } # Language if ($type eq 'language') { return &selectbox($fieldname, @@ -362,6 +490,14 @@ sub prettyinput { (&Apache::loncommon::copyrightids)). &relatedfield(0,$relatedsearchflag,$relatedsep); } + # Source Copyright + if ($type eq 'sourceavail') { + return &selectbox($fieldname, + $value, + \&Apache::loncommon::source_copyrightdescription, + (&Apache::loncommon::source_copyrightids)). + &relatedfield(0,$relatedsearchflag,$relatedsep); + } # Gradelevels if (($type eq 'lowestgradelevel') || ($type eq 'highestgradelevel')) { @@ -390,6 +526,14 @@ sub prettyinput { ",'rights')\">".&mt('Select').''. &relatedfield(0,$relatedsearchflag,$relatedsep); } + # Source Customdistribution file + if ($type eq 'sourcerights') { + return '".&mt('Select').''. + &relatedfield(0,$relatedsearchflag,$relatedsep); + } # Dates if (($type eq 'creationdate') || ($type eq 'lastrevisiondate')) { @@ -401,7 +545,7 @@ sub prettyinput { $value=~s/^\s+//gs; $value=~s/\s+$//gs; $value=~s/\s+/ /gs; - $value=~s/\"/\&quod\;/gs; + $value=~s/\"/\"\;/gs; return ''. @@ -415,33 +559,28 @@ sub handler { # my $uri=$r->uri; # - # Check to see if this server is overloaded - my $loaderror=&Apache::lonnet::overloaderror($r); - if ($loaderror) { - return $loaderror; - } - # - # Check to see if original resource server is overloaded - my ($resdomain,$resuser)= - (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//); - $loaderror=&Apache::lonnet::overloaderror - ($r,&Apache::lonnet::homeserver($resuser,$resdomain)); - if ($loaderror) { - return $loaderror; - } - # # Set document type &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; return OK if $r->header_only; # - $r->print(''. + my ($resdomain,$resuser)= + (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//); + my $html=&Apache::lonxml::xmlbegin(); + $r->print($html.'<head><title>'. 'Catalog Information'. ''); if ($uri=~m:/adm/bombs/(.*)$:) { $r->print(&Apache::loncommon::bodytag('Error Messages')); # Looking for all bombs? &report_bombs($r,$uri); + } elsif ($uri=~/\/portfolio\//) { + ($resdomain,$resuser)= + (&Apache::lonnet::declutter($uri)=~m|^(\w+)/(\w+)/portfolio|); + $r->print(&Apache::loncommon::bodytag + ('Edit Portfolio File Information','','','',$resdomain)); + &present_editable_metadata($r,$uri,'portfolio'); + &select_course($r); } elsif ($uri=~/^\/\~/) { # Construction space $r->print(&Apache::loncommon::bodytag @@ -449,7 +588,7 @@ sub handler { &present_editable_metadata($r,$uri); } else { $r->print(&Apache::loncommon::bodytag - ('Catalog Information','','','',$resdomain)); + ('Catalog Information','','','',$resdomain)); &present_uneditable_metadata($r,$uri); } $r->print(''); @@ -471,6 +610,15 @@ sub report_bombs { $r->print('

'.&Apache::lonnet::clutter($uri).'

'); my ($domain,$author)=($uri=~/^(\w+)\/(\w+)\//); if (&Apache::loncacc::constructaccess('/~'.$author.'/',$domain)) { + if ($env{'form.clearbombs'}) { + &Apache::lonmsg::clear_author_res_msg($uri); + } + my $clear=&mt('Clear all Messages in Subdirectory'); + $r->print(< + + +ENDCLEAR my %brokenurls = &Apache::lonmsg::all_url_author_res_msg($author,$domain); foreach (sort(keys(%brokenurls))) { @@ -525,7 +673,7 @@ sub present_uneditable_metadata { # obsolete my $obsolete=$content{'obsolete'}; my $obsoletewarning=''; - if (($obsolete) && ($ENV{'user.adv'})) { + if (($obsolete) && ($env{'user.adv'})) { $obsoletewarning='

'. &mt('This resource has been marked obsolete by the author(s)'). '

'; @@ -552,7 +700,9 @@ sub present_uneditable_metadata { 'lastrevisiondate', 'owner', 'copyright', - 'customdistributionfile', + 'customdistributionfile', + 'sourceavail', + 'sourcerights', 'obsolete', 'obsoletereplacement') { $table.=''.$lt{$_}. @@ -568,11 +718,11 @@ $disuri
$obsoletewarning $versiondisplay

- +
$table
ENDHEAD - if ($ENV{'user.adv'}) { + if ($env{'user.adv'}) { &print_dynamic_metadata($r,$uri,\%content); } return; @@ -590,8 +740,6 @@ sub print_dynamic_metadata { $r->rflush(); my %items=&fieldnames(); my %dynmeta=&dynamicmeta($uri); - &Apache::lonnet::logthis('dynamic metadata keys:'.$/. - join("\n",keys(%dynmeta))); # # General Access and Usage Statistics if (exists($dynmeta{'count'}) || @@ -600,7 +748,7 @@ sub print_dynamic_metadata { exists($dynmeta{'goto'}) || exists($dynmeta{'course'})) { $r->print('

'.&mt('Access and Usage Statistics').'

'. - ''); + '
'); foreach ('count', 'sequsage','sequsage_list', 'comefrom','comefrom_list', @@ -625,7 +773,7 @@ sub print_dynamic_metadata { $r->print('

'. &mt('Overall Assessment Statistical Data'). '

'. - '
'); + '
'); $r->print(''. '
'.$lt{'stdno'}.''. &prettyprint('stdno',$dynmeta{'stdno'}). @@ -644,7 +792,7 @@ sub print_dynamic_metadata { $r->print('

'. &mt('Detailed Assessment Statistical Data'). '

'); - my $table = ''. + my $table = '
'. ''. ''. ''. @@ -704,7 +852,7 @@ sub print_dynamic_metadata { exists($dynmeta{'correct'}) || exists($dynmeta{'technical'})){ $r->print('

'.&mt('Evaluation Data').'

'. - '
CourseSection(s)
'); + '
'); foreach ('clear','depth','helpful','correct','technical') { $r->print(''. '
'.$lt{$_}.''. @@ -715,8 +863,8 @@ sub print_dynamic_metadata { $r->print('

'.&mt('No Evaluation Data is available for this resource.').'

'); } $uri=~/^\/res\/(\w+)\/(\w+)\//; - if ((($ENV{'user.domain'} eq $1) && ($ENV{'user.name'} eq $2)) - || ($ENV{'user.role.ca./'.$1.'/'.$2})) { + if ((($env{'user.domain'} eq $1) && ($env{'user.name'} eq $2)) + || ($env{'user.role.ca./'.$1.'/'.$2})) { if (exists($dynmeta{'comments'})) { $r->print('

'.&mt('Evaluation Comments').' ('. &mt('visible to author and co-authors only'). @@ -738,7 +886,7 @@ sub print_dynamic_metadata { # All other stuff $r->print('

'. &mt('Additional Metadata (non-standard, parameters, exports)'). - '

'); + ''); foreach (sort(keys(%content))) { my $name=$_; if ($name!~/\.display$/) { @@ -756,16 +904,19 @@ sub print_dynamic_metadata { $name.'.'.$_).'; '; } } - $r->print(''.$display.': '.$content{$name}); + $r->print('\n"); } } + $r->print("
'.$display.''.$content{$name}); if ($otherinfo) { $r->print(' ('.$otherinfo.')'); } - $r->print("
\n"); + $r->print("
"); return; } + + ##################################################### ##################################################### ### ### @@ -774,32 +925,54 @@ sub print_dynamic_metadata { ##################################################### ##################################################### sub present_editable_metadata { - my ($r,$uri) = @_; + my ($r,$uri, $file_type) = @_; # Construction Space Call # Header my $disuri=$uri; my $fn=&Apache::lonnet::filelocation('',$uri); $disuri=~s/^\/\~/\/priv\//; $disuri=~s/\.meta$//; + $disuri=~s|^/editupload||; my $target=$uri; - $target=~s/^\/\~/\/res\/$ENV{'request.role.domain'}\//; + $target=~s/^\/\~/\/res\/$env{'request.role.domain'}\//; $target=~s/\.meta$//; my $bombs=&Apache::lonmsg::retrieve_author_res_msg($target); if ($bombs) { - if ($ENV{'form.delmsg'}) { + my $showdel=1; + if ($env{'form.delmsg'}) { if (&Apache::lonmsg::del_url_author_res_msg($target) eq 'ok') { $bombs=&mt('Messages deleted.'); + $showdel=0; } else { $bombs=&mt('Error deleting messages'); } } - my $del=&mt('Delete Messages'); + if ($env{'form.clearmsg'}) { + my $cleardir=$target; + $cleardir=~s/\/[^\/]+$/\//; + if (&Apache::lonmsg::clear_author_res_msg($cleardir) eq 'ok') { + $bombs=&mt('Messages cleared.'); + $showdel=0; + } else { + $bombs=&mt('Error clearing messages'); + } + } + my $del=&mt('Delete Messages for this Resource'); + my $clear=&mt('Clear all Messages in Subdirectory'); + my $goback=&mt('Back to Source File'); $r->print(<$disuri
- -
$bombs ENDBOMBS + if ($showdel) { + $r->print(< + +ENDDEL + } else { + $r->print(''.$goback.''); + } + $r->print('
'.$bombs); } else { my $displayfile='Catalog Information for '.$disuri; if ($disuri=~/\/default$/) { @@ -809,71 +982,145 @@ ENDBOMBS &mt('Default Cataloging Information for Directory').' '. $dir; } - my $bodytag= - &Apache::loncommon::bodytag('Edit Catalog Information'); %Apache::lonpublisher::metadatafields=(); %Apache::lonpublisher::metadatakeys=(); - &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn)); + my $result=&Apache::lonnet::getfile($fn); + if ($result == -1){ + $r->print('Creating new '.$disuri); + } else { + &Apache::lonpublisher::metaeval($result); + } $r->print(<Edit Catalog Information -$bodytag

$displayfile

ENDEDIT $r->print(''); - my %lt=&fieldnames(); - foreach ('author','title','subject','keywords','abstract','notes', + my %lt=&fieldnames($file_type); + my $output; + my @fields; + if ($file_type eq 'portfolio') { + @fields = ('author','title','subject','keywords','abstract','notes','lowestgradelevel', + 'highestgradelevel'); + } else { + @fields = ('author','title','subject','keywords','abstract','notes', 'copyright','customdistributionfile','language', 'standards', - 'lowestgradelevel','highestgradelevel', - 'obsolete','obsoletereplacement') { - if (defined($ENV{'form.new_'.$_})) { + 'lowestgradelevel','highestgradelevel','sourceavail','sourcerights', + 'obsolete','obsoletereplacement'); + } + foreach (@fields) { + if (defined($env{'form.new_'.$_})) { $Apache::lonpublisher::metadatafields{$_}= - $ENV{'form.new_'.$_}; + $env{'form.new_'.$_}; } if (! $Apache::lonpublisher::metadatafields{'copyright'}) { $Apache::lonpublisher::metadatafields{'copyright'}= 'default'; } - $r->print('

'.$lt{$_}.': '. - &prettyinput - ($_,$Apache::lonpublisher::metadatafields{$_}, - 'new_'.$_,'defaultmeta').'

'); + $output.=('

'.$lt{$_}.': '. + &prettyinput($_, + $Apache::lonpublisher::metadatafields{$_}, + 'new_'.$_,'defaultmeta').'

'); + if ($env{'form.metacourse'}) { + $r->print('This is the instructor metadata area
'); + # have to find all the metadata items, so we'll loop through and find them + $r->print(''); + $r->print('The course is: '.$env{'form.metacourse'}.'
'); + foreach my $key (sort keys %env) { + if ($key=~m/^($env{'form.metacourse'}\.metadata\.)(\d+)\.title/) { + my $key_base = $1; + my $item_num = $2; + # found one, so let's display it + my $title = $env{$key_base.$item_num.'.title'}; + my $type = $env{$key_base.$item_num.'.type'}; + my @choices = sort(split /, /,$env{$key_base.$item_num.'.values'}); + $r->print($title.'
'); + $r->print($type.'
'); + + foreach my $word (@choices) { + my $checked; + if ($Apache::lonpublisher::metadatafields{'coursekeyword'}=~ m/$word/) { + $checked = 1; + } else { + undef($checked); + } + $r->print(&Apache::lonhtmlcommon::checkbox('instmeta_'.$env{'form.metacourse'}.'_'.$item_num,$checked,$word).$word.'
'); + } + } + } + $r->print('
'); + $r->print(''); + return 'ok'; + } } - if ($ENV{'form.store'}) { + if ($env{'form.store'}) { my $mfh; - if (! ($mfh=Apache::File->new('>'.$fn))) { - $r->print('

'. - &mt('Could not write metadata').', '. - &mt('FAIL').''); + my $formname='store'; + my $file_content; + foreach my $meta_field (keys %env) { + if ($meta_field=~m/^form.instmeta_(.+)_(\d+)$/) { + $r->print('Found a field
'); + } + if (&Apache::loncommon::get_env_multiple('form.keywords')) { + $Apache::lonpublisher::metadatafields{'coursekeyword'} = + join (', ', &Apache::loncommon::get_env_multiple('form.keywords')); + } + } + foreach (sort keys %Apache::lonpublisher::metadatafields) { + next if ($_ =~ /\./); + my $unikey=$_; + $unikey=~/^([A-Za-z]+)/; + my $tag=$1; + $tag=~tr/A-Z/a-z/; + $file_content.= "\n\<$tag"; + foreach (split(/\,/, + $Apache::lonpublisher::metadatakeys{$unikey}) + ) { + my $value= + $Apache::lonpublisher::metadatafields{$unikey.'.'.$_}; + $value=~s/\"/\'\'/g; + $file_content.=' '.$_.'="'.$value.'"' ; + # print $mfh ' '.$_.'="'.$value.'"'; + } + $file_content.= '>'. + &HTML::Entities::encode + ($Apache::lonpublisher::metadatafields{$unikey}, + '<>&"'). + ''; + } + if ($fn =~ /\/portfolio\//) { + $fn =~ /\/portfolio\/(.*)$/; + my $new_fn = '/'.$1; + $env{'form.'.$formname}=$file_content; + $env{'form.'.$formname.'.filename'}=$new_fn; + &Apache::lonnet::userfileupload('uploaddoc','', + 'portfolio'.$env{'form.currentpath'}); + my $status =&Apache::lonnet::userfileupload($formname,'','portfolio'); + if (&Apache::lonnet::userfileupload($formname,'','portfolio') eq 'error: no uploaded file') { + $r->print('

'. + &mt('Could not write metadata').', '. + &mt('FAIL').'

'); + } else { + $r->print('

'.&mt('Wrote Metadata'). + ' '.&Apache::lonlocal::locallocaltime(time). + '

'); + } } else { - foreach (sort keys %Apache::lonpublisher::metadatafields) { - next if ($_ =~ /\./); - my $unikey=$_; - $unikey=~/^([A-Za-z]+)/; - my $tag=$1; - $tag=~tr/A-Z/a-z/; - print $mfh "\n\<$tag"; - foreach (split(/\,/, - $Apache::lonpublisher::metadatakeys{$unikey}) - ) { - my $value= - $Apache::lonpublisher::metadatafields{$unikey.'.'.$_}; - $value=~s/\"/\'\'/g; - print $mfh ' '.$_.'="'.$value.'"'; - } - print $mfh '>'. - &HTML::Entities::encode - ($Apache::lonpublisher::metadatafields{$unikey}, - '<>&"'). - ''; + if (! ($mfh=Apache::File->new('>'.$fn))) { + $r->print('

'. + &mt('Could not write metadata').', '. + &mt('FAIL').'

'); + } else { + print $mfh $file_content; + $r->print('

'.&mt('Wrote Metadata'). + ' '.&Apache::lonlocal::locallocaltime(time). + '

'); } - $r->print('

'.&mt('Wrote Metadata')); } } - $r->print('
'); } $r->print(''); @@ -882,3 +1129,5 @@ ENDEDIT 1; __END__ + +