--- loncom/interface/lonmeta.pm 2001/12/25 21:02:35 1.13
+++ loncom/interface/lonmeta.pm 2003/04/15 00:53:04 1.31
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Metadata display handler
#
-# $Id: lonmeta.pm,v 1.13 2001/12/25 21:02:35 www Exp $
+# $Id: lonmeta.pm,v 1.31 2003/04/15 00:53:04 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -37,6 +37,8 @@ use strict;
use Apache::Constants qw(:common);
use Apache::lonnet();
use Apache::loncommon();
+use Apache::lonmsg;
+use Apache::lonpublisher;
# ----------------------------------------- Fetch and evaluate dynamic metadata
@@ -44,15 +46,18 @@ sub dynamicmeta {
my $url=&Apache::lonnet::declutter(shift);
$url=~s/\.meta$//;
my ($adomain,$aauthor)=($url=~/^(\w+)\/(\w+)\//);
- my $regexp=&Apache::lonnet::escape($url);
+ my $regexp=$url;
$regexp=~s/(\W)/\\$1/g;
$regexp='___'.$regexp.'___';
- my %evaldata=&Apache::lonnet::dump
- ('resevaldata',$adomain,$aauthor,$regexp);
- my %sum;
- my %cnt;
+ my %evaldata=&Apache::lonnet::dump('nohist_resevaldata',$adomain,
+ $aauthor,$regexp);
+ my %sum=();
+ my %cnt=();
+ my %concat=();
my %listitems=('count' => 'add',
'course' => 'add',
+ 'goto' => 'add',
+ 'comefrom' => 'add',
'avetries' => 'avg',
'stdno' => 'add',
'difficulty' => 'avg',
@@ -65,21 +70,24 @@ sub dynamicmeta {
'usage' => 'cnt'
);
foreach (keys %evaldata) {
- $_=~/___(\w+)$/;
- if (defined($cnt{$1})) { $cnt{$1}++; } else { $cnt{$1}=1; }
- unless ($listitems{$1} eq 'app') {
- if (defined($sum{$1})) {
- $sum{$1}+=$evaldata{$_};
+ my ($item,$purl,$cat)=split(/\_\_\_/,$_);
+### print "\n".$_.' - '.$item.'<br />';
+ if (defined($cnt{$cat})) { $cnt{$cat}++; } else { $cnt{$cat}=1; }
+ unless ($listitems{$cat} eq 'app') {
+ if (defined($sum{$cat})) {
+ $sum{$cat}+=$evaldata{$_};
+ $concat{$cat}.=','.$item;
} else {
- $sum{$1}=$evaldata{$_};
+ $sum{$cat}=$evaldata{$_};
+ $concat{$cat}=$item;
}
} else {
- if (defined($sum{$1})) {
+ if (defined($sum{$cat})) {
if ($evaldata{$_}) {
- $sum{$1}.='<hr>'.$evaldata{$_};
+ $sum{$cat}.='<hr>'.$evaldata{$_};
}
} else {
- $sum{$1}=''.$evaldata{$_};
+ $sum{$cat}=''.$evaldata{$_};
}
}
}
@@ -92,10 +100,38 @@ sub dynamicmeta {
} else {
$returnhash{$_}=$sum{$_};
}
+ $returnhash{$_.'_list'}=$concat{$_};
+### print "\n<hr />".$_.': '.$returnhash{$_}.'<br />'.$returnhash{$_.'_list'};
}
return %returnhash;
}
+# ------------------------------------- Try to make an alt tag if there is none
+
+sub alttag {
+ my ($base,$src)=@_;
+ my $fullpath=&Apache::lonnet::hreflocation($base,$src);
+ my $alttag=&Apache::lonnet::metadata($fullpath,'title').' '.
+ &Apache::lonnet::metadata($fullpath,'subject').' '.
+ &Apache::lonnet::metadata($fullpath,'abstract');
+ $alttag=~s/\s+/ /gs;
+ $alttag=~s/\"//gs;
+ $alttag=~s/\'//gs;
+ $alttag=~s/\s+$//gs;
+ $alttag=~s/^\s+//gs;
+ if ($alttag) { return $alttag; } else
+ { return 'No information available'; }
+}
+
+# -------------------------------------------------------------- Author display
+
+sub authordisplay {
+ my ($aname,$adom)=@_;
+ return &Apache::loncommon::aboutmewrapper(
+ &Apache::loncommon::plainname($aname,$adom),
+ $aname,$adom).' <tt>['.$aname.'@'.$adom.']</tt>';
+}
+
# -------------------------------------------------------------- Pretty display
sub evalgraph {
@@ -142,6 +178,23 @@ sub diffgraph {
sub handler {
my $r=shift;
+
+ my $loaderror=&Apache::lonnet::overloaderror($r);
+ if ($loaderror) { return $loaderror; }
+
+
+ my $uri=$r->uri;
+
+ unless ($uri=~/^\/\~/) {
+# =========================================== This is not in construction space
+ my ($resdomain,$resuser)=
+ (&Apache::lonnet::declutter($uri)=~/^(\w+)\/(\w+)\//);
+
+ $loaderror=
+ &Apache::lonnet::overloaderror($r,
+ &Apache::lonnet::homeserver($resuser,$resdomain));
+ if ($loaderror) { return $loaderror; }
+
my %content=();
# ----------------------------------------------------------- Set document type
@@ -152,37 +205,55 @@ sub handler {
return OK if $r->header_only;
# ------------------------------------------------------------------- Read file
-
- my $uri=$r->uri;
- map {
+ foreach (split(/\,/,&Apache::lonnet::metadata($uri,'keys'))) {
$content{$_}=&Apache::lonnet::metadata($uri,$_);
- } split(/\,/,&Apache::lonnet::metadata($uri,'keys'));
-
+ }
# ------------------------------------------------------------------ Hide stuff
unless ($ENV{'user.adv'}) {
- map {
+ foreach ('keywords','notes','abstract','subject') {
$content{$_}='<i>- not displayed -</i>';
- } ('keywords','notes','abstract','subject');
+ }
}
# --------------------------------------------------------------- Render Output
-
-my $creationdate=localtime($content{'creationdate'});
-my $lastrevisiondate=localtime($content{'lastrevisiondate'});
+ my ($thisversion)=($uri=~/\.(\d+)\.(\w+)\.meta$/);
+my $creationdate=localtime(
+ &Apache::loncommon::unsqltime($content{'creationdate'}));
+my $lastrevisiondate=localtime(
+ &Apache::loncommon::unsqltime($content{'lastrevisiondate'}));
my $language=&Apache::loncommon::languagedescription($content{'language'});
my $mime=&Apache::loncommon::filedescription($content{'mime'});
my $disuri=&Apache::lonnet::declutter($uri);
$disuri=~s/\.meta$//;
+my $currentversion=&Apache::lonnet::getversion($disuri);
+my $author=$content{'author'};
+$author=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
+my $owner=$content{'owner'};
+$owner=~s/(\w+)(\:|\@)(\w+)/&authordisplay($1,$3)/gse;
+my $versiondisplay='';
+if ($thisversion) {
+ $versiondisplay='Version: '.$thisversion.
+ ' (most recent version: '.$currentversion.')';
+} else {
+ $versiondisplay='Version: '.$currentversion;
+}
+my $customdistributionfile='';
+if ($content{'customdistributionfile'}) {
+ $customdistributionfile='<a href="'.$content{'customdistributionfile'}.
+ '"><tt>'.$content{'customdistributionfile'}.'</tt></a>';
+}
+my $bodytag=&Apache::loncommon::bodytag
+ ('Catalog Information','','','',$resdomain);
$r->print(<<ENDHEAD);
<html><head><title>Catalog Information</title></head>
-<body bgcolor="#FFFFFF">
-<h1>Catalog Information</h1>
+$bodytag
<h2>$content{'title'}</h2>
<h3><tt>$disuri</tt></h3>
+$versiondisplay<br />
<table cellspacing=2 border=0>
<tr><td bgcolor='#AAAAAA'>Author(s)</td>
-<td bgcolor="#CCCCCC">$content{'author'} </td></tr>
+<td bgcolor="#CCCCCC">$author </td></tr>
<tr><td bgcolor='#AAAAAA'>Subject</td>
<td bgcolor="#CCCCCC">$content{'subject'} </td></tr>
<tr><td bgcolor='#AAAAAA'>Keyword(s)</td>
@@ -200,9 +271,11 @@ my $disuri=&Apache::lonnet::declutter($u
<tr><td bgcolor='#AAAAAA'>
Last Revision Date</td><td bgcolor="#CCCCCC">$lastrevisiondate </td></tr>
<tr><td bgcolor='#AAAAAA'>Publisher/Owner</td>
-<td bgcolor="#CCCCCC">$content{'owner'} </td></tr>
+<td bgcolor="#CCCCCC">$owner </td></tr>
<tr><td bgcolor='#AAAAAA'>Copyright/Distribution</td>
-<td bgcolor="#CCCCCC">$content{'copyright'}
+<td bgcolor="#CCCCCC">$content{'copyright'} </td></tr>
+<tr><td bgcolor='#AAAAAA'>Custom Distribution File</td>
+<td bgcolor="#CCCCCC">$customdistributionfile </td></tr>
</table>
ENDHEAD
delete($content{'title'});
@@ -219,11 +292,15 @@ ENDHEAD
delete($content{'copyright'});
if ($ENV{'user.adv'}) {
# ------------------------------------------------------------ Dynamic Metadata
- $r->print('<h3>Dynamic Metadata (updated periodically)</h3>');
+ $r->print(
+ '<h3>Dynamic Metadata (updated periodically)</h3>Processing ...<br>');
+ $r->rflush();
my %items=(
'count' => 'Network-wide number of accesses (hits)',
'course' => 'Network-wide number of courses using resource',
'usage' => 'Number of resources using or importing resource',
+ 'goto' => 'Number of resources that follow this resource in maps',
+ 'comefrom' => 'Number of resources that lead up to this resource in maps',
'clear' => 'Material presented in clear way',
'depth' => 'Material covered with sufficient depth',
'helpful' => 'Material is helpful',
@@ -235,11 +312,31 @@ ENDHEAD
my %dynmeta=&dynamicmeta($uri);
$r->print(
'</table><h4>Access and Usage Statistics</h4><table cellspacing=2 border=0>');
- foreach ('count','usage','course') {
+ foreach ('count') {
$r->print(
'<tr><td bgcolor="#AAAAAA">'.$items{$_}.'</td><td bgcolor="#CCCCCC">'.
$dynmeta{$_}." </td></tr>\n");
}
+ foreach my $cat ('usage','comefrom','goto') {
+ $r->print(
+'<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
+$dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
+ map { my $murl=$_;
+ '<li><a href="'.&Apache::lonnet::clutter($murl).'" target="preview">'.
+ &Apache::lonnet::gettitle($murl).' [<tt>'.$murl
+ .'</tt>]</a></li>' }
+ split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
+ }
+ foreach my $cat ('course') {
+ $r->print(
+'<tr><td bgcolor="#AAAAAA">'.$items{$cat}.'</td><td bgcolor="#CCCCCC">'.
+$dynmeta{$cat}.'<font size="-1"><ul>'.join("\n",
+ map { my %courseinfo=&Apache::lonnet::coursedescription($_);
+ '<li><a href="/public/'.
+ $courseinfo{'domain'}.'/'.$courseinfo{'num'}.'/syllabus" target="preview">'.
+ $courseinfo{'description'}.'</a></li>' }
+ split(/\,/,$dynmeta{$cat.'_list'}))."</ul></font></td></tr>\n");
+ }
$r->print('</table>');
if ($uri=~/\.(problem|exam|quiz|assess|survey|form)\.meta$/) {
$r->print(
@@ -268,7 +365,17 @@ $dynmeta{$_}." </td></tr>\n");
|| ($ENV{'user.role.ca./'.$1.'/'.$2})) {
$r->print(
'<h4>Evaluation Comments (visible to author and co-authors only)</h4>'.
- '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
+ '<blockquote>'.$dynmeta{'comments'}.'</blockquote>');
+ $r->print(
+ '<h4>Error Messages (visible to author and co-authors only)</h4>');
+ my %errormsgs=&Apache::lonnet::dump('nohist_res_msgs',$1,$2);
+ foreach (keys %errormsgs) {
+ if ($_=~/^\Q$disuri\E\_\d+$/) {
+ my %content=&Apache::lonmsg::unpackagemsg($errormsgs{$_});
+ $r->print('<b>'.$content{'time'}.'</b>: '.$content{'message'}.
+ '<br />');
+ }
+ }
}
# ------------------------------------------------------------- All other stuff
$r->print(
@@ -278,12 +385,12 @@ $dynmeta{$_}." </td></tr>\n");
my $display=&Apache::lonnet::metadata($uri,$name.'.display');
unless ($display) { $display=$name; };
my $otherinfo='';
- map {
+ foreach ('name','part','type','default') {
if (defined(&Apache::lonnet::metadata($uri,$name.'.'.$_))) {
$otherinfo.=' '.$_.'='.
&Apache::lonnet::metadata($uri,$name.'.'.$_).'; ';
}
- } ('name','part','type','default');
+ }
$r->print('<b>'.$display.':</b> '.$content{$name});
if ($otherinfo) {
$r->print(' ('.$otherinfo.')');
@@ -291,8 +398,78 @@ $dynmeta{$_}." </td></tr>\n");
$r->print("<br>\n");
}
}
- $r->print('</body></html>');
- return OK;
+# ===================================================== End Resource Space Call
+ } else {
+# ===================================================== Construction Space Call
+
+# ----------------------------------------------------------- Set document type
+
+ $r->content_type('text/html');
+ $r->send_http_header;
+
+ return OK if $r->header_only;
+# ---------------------------------------------------------------------- Header
+ my $bodytag=&Apache::loncommon::bodytag('Edit Catalog Information');
+ my $disuri=$uri;
+ my $fn=&Apache::lonnet::filelocation('',$uri);
+ $disuri=~s/^\/\~\w+//;
+ $disuri=~s/\.meta$//;
+ my $displayfile='Catalog Information for '.$disuri;
+ if ($disuri=~/\/default$/) {
+ my $dir=$disuri;
+ $dir=~s/default$//;
+ $displayfile='Default Cataloging Information for Directory '.$dir;
+ }
+ %Apache::lonpublisher::metadatafields=();
+ %Apache::lonpublisher::metadatakeys=();
+ &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile($fn));
+ $r->print(<<ENDEDIT);
+<html><head><title>Edit Catalog Information</title></head>
+$bodytag
+<h1>$displayfile</h1>
+<form method="post">
+ENDEDIT
+ foreach ('author','title','subject','keywords','abstract','notes',
+ 'copyright','customdistributionfile','language') {
+ if ($ENV{'form.new_'.$_}) {
+ $Apache::lonpublisher::metadatafields{$_}=$ENV{'form.new_'.$_};
+ }
+ $r->print(
+ &Apache::lonpublisher::textfield($_,'new_'.$_,
+ $Apache::lonpublisher::metadatafields{$_}));
+ }
+ if ($ENV{'form.store'}) {
+ my $mfh;
+ unless ($mfh=Apache::File->new('>'.$fn)) {
+ $r->print(
+ '<p><font color=red>Could not write metadata, FAIL</font>');
+ } else {
+ foreach (sort keys %Apache::lonpublisher::metadatafields) {
+ unless ($_=~/\./) {
+ 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{$unikey})
+ .'</'.$tag.'>';
+ }
+ }
+ $r->print('<p>Wrote Metadata');
+ }
+ }
+ $r->print(
+ '<br /><input type="submit" name="store" value="Store Catalog Information"></form></body></html>');
+ return OK;
+ }
}
1;