--- loncom/interface/londocs.pm 2002/10/11 18:06:32 1.26 +++ loncom/interface/londocs.pm 2002/10/18 14:50:22 1.33 @@ -1,7 +1,7 @@ # The LearningOnline Network # Documents # -# $Id: londocs.pm,v 1.26 2002/10/11 18:06:32 www Exp $ +# $Id: londocs.pm,v 1.33 2002/10/18 14:50:22 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -29,15 +29,21 @@ package Apache::londocs; use strict; -use Apache::Constants qw(:common); +use Apache::Constants qw(:common :http); use Apache::lonnet; use Apache::loncommon; use Apache::lonratedt; use Apache::lonratsrv; use Apache::lonxml; +use GDBM_File; my $iconpath; +my %hash; + +my $hashtied; +my %alreadyseen=(); + # Mapread read maps into lonratedt::global arrays # @order and @resources, determines status # sets @order - pointer to resources in right order @@ -218,6 +224,60 @@ END return $line; } +# ---------------------------------------------------------------- tie the hash + +sub tiehash { + $hashtied=0; + if ($ENV{'request.course.fn'}) { + if (tie(%hash,'GDBM_File',$ENV{'request.course.fn'}.".db", + &GDBM_READER(),0640)) { + $hashtied=1; + } + } +} + +sub untiehash { + if ($hashtied) { untie %hash; } + $hashtied=0; +} + +# --------------------------------------------------------------- check on this + +sub checkonthis { + my ($r,$url,$level,$title)=@_; + $alreadyseen{$url}=1; + $r->rflush(); + if ($url) { + $r->print('
'); + for (my $i=0;$i<=$level*5;$i++) { + $r->print(' '); + } + $r->print(''. + ($title?$title:$url).' '); + if ($url=~/^\/res\//) { + my $result=&Apache::lonnet::repcopy( + &Apache::lonnet::filelocation('',$url)); + if ($result==OK) { + $r->print('ok'); + $r->rflush(); + my $dependencies= + &Apache::lonnet::metadata($url,'dependencies'); + foreach (split(/\,/,$dependencies)) { + if (($_=~/^\/res\//) && (!$alreadyseen{$_})) { + &checkonthis($r,$_,$level+1); + } + } + } elsif ($result==HTTP_SERVICE_UNAVAILABLE) { + $r->print('connection down'); + } elsif ($result==HTTP_NOT_FOUND) { + $r->print('not found'); + } else { + $r->print('access denied'); + } + } + } +} + # ================================================================ Main Handler sub handler { my $r = shift; @@ -225,6 +285,7 @@ sub handler { $r->send_http_header; return OK if $r->header_only; + if ($ENV{'form.verify'}) { my $loaderror=&Apache::lonnet::overloaderror($r); @@ -232,11 +293,107 @@ sub handler { $r->print('Verify Content'. &Apache::loncommon::bodytag('Verify Course Documents')); - + $hashtied=0; + undef %alreadyseen; + %alreadyseen=(); + &tiehash(); + foreach (keys %hash) { + if (($_=~/^src\_(.+)$/) && (!$alreadyseen{$hash{$_}})) { + &checkonthis($r,$hash{$_},0,$hash{'title_'.$1}); + } + } + &untiehash(); } elsif ($ENV{'form.versions'}) { $r->print('Check Versions'. &Apache::loncommon::bodytag('Check Course Document Versions')); - + $hashtied=0; + &tiehash(); + my %changes=&Apache::lonnet::dump + ('versionupdate',$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, + $ENV{'course.'.$ENV{'request.course.id'}.'.num'}); + my $firstkey=(keys %changes)[0]; + unless ($firstkey=~/^error\:/) { + unless ($ENV{'form.timerange'}) { + $ENV{'form.timerange'}=604800; + } + my $seltext='during the last '.$ENV{'form.timerange'}.' seconds'; + my $startsel=''; + my $monthsel=''; + my $weeksel=''; + my $daysel=''; + if ($ENV{'form.timerange'}==-1) { + $seltext='since start of course'; + $startsel='selected'; + $ENV{'form.timerange'}=time; + } + my $starttime=time-$ENV{'form.timerange'}; + if ($ENV{'form.timerange'}==2592000) { + $seltext='during the last month ('.localtime($starttime).')'; + $monthsel='selected'; + } elsif ($ENV{'form.timerange'}==604800) { + $seltext='during the last week ('.localtime($starttime).')'; + $weeksel='selected'; + } elsif ($ENV{'form.timerange'}==86400) { + $seltext='since yesterday ('.localtime($starttime).')'; + $daysel='selected'; + } + + $r->print(< + + + +

Content changed $seltext

+ + + + +ENDHEADERS + foreach (keys %changes) { + if ($changes{$_}>$starttime) { + my ($root,$extension)=($_=~/^(.*)\.(\w+)$/); + my $currentversion=&Apache::lonnet::getversion($_); + my $linkurl=&Apache::lonnet::clutter($_); + $r->print( + ''. + ''); + } + } + $r->print('
FileModification DateVersionDifferences
'.$linkurl. + ''. + localtime($changes{$_}).''.$currentversion.''); + my $lastold=1; + for (my $prevvers=1;$prevvers<$currentversion;$prevvers++) { + my $url=$root.'.'.$prevvers.'.'.$extension; + if (&Apache::lonnet::metadata($url,'lastrevisiondate')< + $starttime) { + $lastold=$prevvers; + } + } + for (my $prevvers=$lastold;$prevvers<$currentversion;$prevvers++) { + my $url=$root.'.'.$prevvers.'.'.$extension; + $r->print('Version '.$prevvers.' ('. + localtime(&Apache::lonnet::metadata($url,'lastrevisiondate')). + ')'); + if (&Apache::loncommon::fileembstyle($extension) eq 'ssi') { + $r->print(' Diffs'); + } + $r->print('
'); + } + $r->print('
'); + } else { + $r->print('

No content modifications yet.

'); + } + &untiehash(); } else { # is this a standard course? 500 Internal Server Error

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.