--- loncom/interface/londocs.pm 2002/10/10 17:17:11 1.25 +++ loncom/interface/londocs.pm 2002/10/16 19:15:55 1.29 @@ -1,7 +1,7 @@ # The LearningOnline Network # Documents # -# $Id: londocs.pm,v 1.25 2002/10/10 17:17:11 www Exp $ +# $Id: londocs.pm,v 1.29 2002/10/16 19:15:55 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 +285,30 @@ sub handler { $r->send_http_header; return OK if $r->header_only; + + if ($ENV{'form.verify'}) { + + my $loaderror=&Apache::lonnet::overloaderror($r); + if ($loaderror) { return $loaderror; } + + $r->print('Verify Content'. + &Apache::loncommon::bodytag('Verify Course Documents')); + $hashtied=0; + &tiehash(); + foreach (keys %hash) { + if (($_=~/^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(); + + &untiehash(); + } else { # is this a standard course? my $standard=($ENV{'request.course.uri'}=~/^\/uploaded\//); @@ -329,7 +413,7 @@ ENDNEWSCRIPT unless ($showdoc) { if ($allowed) { $r->print(< +
@@ -512,8 +596,9 @@ ENDSUPFORM $r->print("

Uploaded Document

It is recommended that you use an up-to-date virus scanner before handling this file.

". &entryline(0,"Click to download or use your browser's Save Link function",$showdoc).'

'); } - $r->print(''); - return OK; + } + $r->print(''); + return OK; } 1;