--- loncom/interface/lonindexer.pm 2003/12/22 18:58:26 1.82 +++ loncom/interface/lonindexer.pm 2004/05/10 08:34:50 1.103 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Directory Indexer # -# $Id: lonindexer.pm,v 1.82 2003/12/22 18:58:26 www Exp $ +# $Id: lonindexer.pm,v 1.103 2004/05/10 08:34:50 taceyjo1 Exp $ # # Copyright Michigan State University Board of Trustees # @@ -25,21 +25,6 @@ # # http://www.lon-capa.org/ # -# YEAR=1999 -# 5/21/99, 5/22,5/25,5/26,5/31,6/2,6/10,7/12,7/14 Gerd Kortemeyer) -# 11/23 Gerd Kortemeyer -# YEAR=2000 -# 07/20-08/04 H.K. Ng -# YEAR=2001 -# 05/9-05/19/2001 H. K. Ng -# 05/21/2001 H. K. Ng -# 05/23/2001 H. K. Ng -# 6/26,7/8 H. K. Ng -# 8/14 H. K. Ng -# 11/30 Matthew Hall -# YEAR=2002 -# 6/29/2002 H. K. Ng -# ### ############################################################################### @@ -61,6 +46,8 @@ package Apache::lonindexer; use strict; use Apache::lonnet(); use Apache::loncommon(); +use Apache::lonhtmlcommon(); +use Apache::lonsequence(); use Apache::Constants qw(:common); use Apache::lonmeta; use Apache::File; @@ -68,7 +55,7 @@ use Apache::lonlocal; use GDBM_File; # ---------------------------------------- variables used throughout the module -my %hash; # tied to a user-specific gdbm file +my %hash; # global user-specific gdbm file my %dirs; # keys are directories, values are the open/close status my %language; # has the reference information present in language.tab @@ -83,20 +70,6 @@ my @Only = (); my @Omit = (); -# ------------------------------------------------------- Puts directory header - -sub crumbs { - my $uri=shift; - my $output='
/'; - my $path='/'; - foreach (split('/',$uri)) { - unless ($_) { next; } - $path.=$_.'/'; - $output.=''.$_.'/'; - } - return $output.'
'; -} - # ----------------------------- Handling routine called via Apache and mod_perl sub handler { my $r = shift; @@ -144,7 +117,7 @@ sub handler { %hash = (); { my %dbfile; - if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) { + if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_READER(),0640)) { while(my($key,$value)=each(%dbfile)) { $hash{$key}=$value; } @@ -192,7 +165,7 @@ END # selection is made. # $element is the name of the element in $formname which receives # the URL. - # &Apache::lonxml::debug('Checking mode, form, element'); + #&Apache::lonxml::debug('Checking mode, form, element'); &setvalues(\%hash,'form.mode' ,\%ENV,'form.mode' ); &setvalues(\%hash,'form.form' ,\%ENV,'form.form' ); &setvalues(\%hash,'form.element' ,\%ENV,'form.element'); @@ -215,8 +188,7 @@ END $element = $ENV{'form.element'}; $titleelement = $ENV{'form.titleelement'}; } - &Apache::lonxml::debug("mode=$mode form=$form element=$element - titleelement=$titleelement"); + #&Apache::lonxml::debug("mode=$mode form=$form element=$element titleelement=$titleelement"); # ------ set catalogmodefunctions to have extra needed javascript functionality my $catalogmodefunctions=''; if ($ENV{'form.catalogmode'} eq 'interactive' or @@ -388,7 +360,7 @@ $r->print(&Apache::loncommon::bodytag('B $achash{$ref}=$ac; $ac++; } - # sorting through the actions and changing the tied database hash + # sorting through the actions and changing the global database hash foreach (sort {$achash{$a}<=>$achash{$b}} (keys %ahash)) { my $key=$_; if ($ahash{$key} eq '1') { @@ -417,7 +389,7 @@ $r->print(&Apache::loncommon::bodytag('B } # ---------------------------------- get state of file attributes to be showing - if ($ENV{'form.attrs'} ne '') { + if ($ENV{'form.attrs'}) { for (my $i=0; $i<=9; $i++) { delete $hash{'display_attrs_'.$i}; if ($ENV{'form.attr'.$i} == 1) { @@ -430,6 +402,7 @@ $r->print(&Apache::loncommon::bodytag('B $attrchk[$i] = 'checked' if $hash{'display_attrs_'.$i} == 1; } } + # ------------------------------- output state of file attributes to be showing # All versions has to the last item # since it does not take an extra col @@ -452,28 +425,49 @@ $r->print(&Apache::loncommon::bodytag('B enctype="application/x-www-form-urlencoded"> $Displayfileattributes
- - - - - + + + + + - - - - - + + + + +
$lt{'ti'} $lt{'si'} $lt{'la'} $lt{'lm'} $lt{'st'} $lt{'ti'} $lt{'si'} $lt{'la'} $lt{'lm'} $lt{'st'}
$lt{'au'} $lt{'kw'} $lt{'ln'} $lt{'sr'} $lt{'av'} $lt{'au'} $lt{'kw'} $lt{'ln'} $lt{'sr'} $lt{'av'}  
- + + - -$closebutton -$groupimportbutton - +$closebutton $groupimportbutton END +# -------------- Filter out sequence containment in crumbs and "recent folders" + my $storeuri=$uri; + $storeuri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1]; + $storeuri=~s/\/+/\//g; # ---------------------------------------------------------------- Bread crumbs - $r->print(&crumbs($uri)); + $r->print(&Apache::lonhtmlcommon::crumbs($storeuri,'','', + (($ENV{'form.catalogmode'} eq 'groupimport')? + 'document.forms.fileattr':'')). + &Apache::lonhtmlcommon::select_recent('residx','resrecent', +'this.form.action=this.form.resrecent.options[this.form.resrecent.selectedIndex].value;this.form.submit();')); +# -------------------------------------------------------- Resource Home Button + my $reshome=$ENV{'course.'.$ENV{'request.course.id'}.'.reshome'}; + if ($reshome) { + $r->print("print('javascript:document.forms.fileattr.action="'.$reshome.'";document.forms.fileattr.submit();'); + } else { + $r->print($reshome); + } + $r->print("'>".&mt('Home').''); + } + $r->print(''); +# ------------------------------------------------------ Remember where we were + &Apache::loncommon::storeresurl($storeuri); + &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri); # ----------------- output starting row to the indexed file/directory hierarchy my $titleclr="#ddffff"; # $r->print(&initdebug()); @@ -528,18 +522,16 @@ END } } - my $bredir = $ENV{'form.dirPointer'}; my $toplevel; my $indent = 0; $uri = $uri.'/' if $uri !~ /.*\/$/; - if ($bredir ne 'on') { - $hash{'top.level'} = $uri; - $toplevel = $uri; - - } else { - $toplevel = $hash{'top.level'}; - } + if ($ENV{'form.dirPointer'} ne 'on') { + $hash{'top.level'} = $uri; + $toplevel = $uri; + } else { + $toplevel = $hash{'top.level'}; + } # -------------------------------- if not at top level, provide an uplink arrow if ($toplevel ne '/res/'){ @@ -564,12 +556,9 @@ END # --------------------------------------------------- end the output and return $r->print(''."\n"); -# } else { -# $r->print('Unable to tie hash to db '. -# 'file'); -# return OK; } if(! $c->aborted()) { +# write back into the temporary file my %dbfile; if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_NEWDB(),0640)) { while (my($key,$value) = each(%hash)) { @@ -588,16 +577,18 @@ sub scanDir { my $c = $r->connection(); my ($compuri,$curdir); my $dirptr=16384; + my $obs; $indent++; - my %dupdirs = %dirs; my @list=&get_list($r,$startdir); foreach my $line (@list) { return if ($c->aborted()); - my ($strip,$dom,undef,$testdir,undef)=split(/\&/,$line,5); - next if $strip =~ /.*\.meta$/; + #This is a kludge, sorry aboot this + my ($strip,$dom,undef,$testdir,undef,undef,undef,undef,undef,undef,undef,undef,undef,undef,$obs,undef)=split(/\&/,$line,16); + next if($strip =~ /.*\.meta$/ | $obs eq '1'); my (@fileparts) = split(/\./,$strip); if ($hash{'display_attrs_9'} != 1) { +# if not all versions to be shown if (scalar(@fileparts) >= 3) { my $fext = pop @fileparts; my $ov = pop @fileparts; @@ -616,7 +607,7 @@ sub scanDir { $curdir = $startdir; } my $diropen = 'closed'; - if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/)) { + if (($dirptr&$testdir) or ($dom =~ /^(domain|user)$/) or ($compuri=~/\.(sequence|page)\/$/)) { while (my ($key,$val)= each %dupdirs) { if ($key eq $compuri and $val eq "open") { $diropen = "opened"; @@ -634,20 +625,30 @@ sub scanDir { # --------------- get complete matched list based on the uri (returns an array) sub get_list { my ($r,$uri)=@_; - my @list; + my @list=(); (my $luri = $uri) =~ s/\//_/g; - - if ($ENV{'form.attrs'} eq &mt('Update Display')) { + if ($ENV{'form.updatedisplay'}) { foreach (keys %hash) { delete $hash{$_} if ($_ =~ /^dirlist_files_/); - } + } } - if ($hash{'dirlist_files'.$luri}) { + if ($hash{'dirlist_files_'.$luri}) { @list = split(/\n/,$hash{'dirlist_files_'.$luri}); + } elsif ($uri=~/\.(page|sequence)\/$/) { +# is a page or a sequence + $uri=~s/\/$//; + $uri='/'.(split(/\.(page|sequence)\/\//,$uri))[-1]; + $uri=~s/\/+/\//g; + foreach (&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$uri))) { + my @ratpart=split(/\:/,$_); + push @list,$ratpart[1]; + } + $hash{'dirlist_files_'.$luri} = join("\n",@list); } else { +# is really a directory @list = &Apache::lonnet::dirlist($uri); - $hash{'dirlist_files_'.$luri} = join('\n',@list); + $hash{'dirlist_files_'.$luri} = join("\n",@list); } return @list=&match_ext($r,@list); } @@ -691,7 +692,7 @@ sub match_ext { next if ($unpackline[0] eq '..'); my @filecom = split (/\./,$unpackline[0]); my $fext = pop(@filecom); - my $fnptr = $unpackline[3]&$dirptr; + my $fnptr = ($unpackline[3]&$dirptr) || ($fext=~/\.(page|sequence)$/); if ($fnptr == 0 and $unpackline[3] ne "") { my $embstyle = &Apache::loncommon::fileembstyle($fext); push @trimlist,$line if (defined($embstyle) && @@ -708,6 +709,17 @@ sub match_ext { sub display_line { my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_; my (@pathfn, $fndir); +# there could be relative paths (files actually belonging into this directory) +# or absolute paths (for example, from sequences) + my $absolute; + my $pathprefix; + if ($line=~/^\/res\//) { + $absolute=1; + $pathprefix=''; + } else { + $absolute=0; + $pathprefix=$startdir; + } my $dirptr=16384; my $fileclr="#ffffe6"; my $iconpath= $r->dir_config('lonIconsURL') . '/'; @@ -721,7 +733,6 @@ sub display_line { my $tabtag=''; my $i=0; - while ($i<=8) { $tabtag=join('',$tabtag," ") if $hash{'display_attrs_'.$i} == 1; @@ -732,9 +743,14 @@ sub display_line { # display uplink arrow if ($filecom[1] eq 'viewOneUp') { + my $updir=$startdir; +# -------------- Filter out sequence containment in crumbs and "recent folders" + $updir='/'.(split(/\.(page|sequence)\/\//,$startdir))[-1]; + $updir=~s/\/+/\//g; + $r->print("$extrafield"); $r->print("\n"); - $r->print ('
print (''."\n") - if ($ENV{'form.dirPointer'} eq "on"); + $r->print (''."\n") + if ($ENV{'form.dirPointer'} eq "on"); $r->print("$extrafield"); $r->print(""); &begin_form ($r,$filecom[0]); @@ -807,9 +826,8 @@ sub display_line { } # display file - if ($fnptr == 0 and $filecom[3] ne '') { - my $filelink = $startdir.$filecom[0]; - next if &Apache::lonnet::metadata($filelink,'obsolete'); + if (($fnptr == 0 and $filecom[3] ne '') or $absolute) { + my $filelink = $pathprefix.$filecom[0]; my @file_ext = split (/\./,$listname); my $curfext = $file_ext[-1]; if (@Omit) { @@ -821,34 +839,29 @@ sub display_line { return OK if ($skip > 0); } # Set the icon for the file - my $iconname = "unknown.gif"; - my $embstyle = &Apache::loncommon::fileembstyle($curfext); - # The unless conditional that follows is a bit of overkill - $iconname = $curfext.".gif" unless - (!defined($embstyle) || $embstyle eq 'unk' || $embstyle eq 'hdn'); - # + my $iconname = &Apache::loncommon::icon($listname); $r->print(""); my $metafile = grep /^\Q$filecom[0]\E\.meta\&/, @list; +# my $metafile=1; my $title; if ($ENV{'form.catalogmode'} eq 'interactive') { $title=$listname; $title = &Apache::lonnet::metadata($filelink,'title') if ($metafile == 1); $title=$listname unless $title; - my $titleesc=HTML::Entities::encode($title); + my $titleesc=HTML::Entities::encode($title,'<>&"'); $titleesc=~s/\'/\\'/; #' (clean up this spare quote) $r->print(""); $r->print("". "\n"); $r->print(""); - } - elsif ($ENV{'form.catalogmode'} eq 'groupimport') { + } elsif ($ENV{'form.catalogmode'} eq 'groupimport') { $title=$listname; $title = &Apache::lonnet::metadata($filelink,'title') if ($metafile == 1); - $title=$listname unless $title; - my $titleesc=&HTML::Entities::encode($title); + $title=$listname unless $title; + my $titleesc=&HTML::Entities::encode($title,'<>&"'); $r->print("\n"); $r->print(" 0 and $indent < 11) { $r->print("\n"); @@ -881,8 +902,23 @@ sub display_line { $r->print("\n") if $rem > 0; } - - $r->print("\n"); +# Sequence open/close icon + if ($filelink=~/\.(page|sequence)$/) { + my $curdir = $startdir.$filecom[0].'/'; + my $anchor = $curdir; + $anchor =~ s/\///g; + $r->print (''); + $r->print ('print (' name="'.$msg.'" height="22" type="image" border="0">'. + "\n"); + } +# Filetype icons + $r->print("\n"); +# Close form to open/close sequence + if ($filelink=~/\.(page|sequence)$/) { + $r->print(''); + } $r->print ("
$listname "); @@ -932,8 +968,20 @@ sub display_line { my $output=''; my $embstyle=&Apache::loncommon::fileembstyle($curfext); if ($embstyle eq 'ssi') { - $output=&Apache::lonnet::ssi_body($filelink); - $output=''.$output.''; + my $cache=$Apache::lonnet::perlvar{'lonDocRoot'}.$filelink. + '.tmp'; + if ((!$ENV{'form.updatedisplay'}) && + (-e $cache)) { + open(FH,$cache); + $output=join("\n",); + close(FH); + } else { + $output=&Apache::lonnet::ssi_body($filelink); + open(FH,">$cache"); + print FH $output; + close(FH); + } + $output=''.$output.''; } elsif ($embstyle eq 'img') { $output=''; } elsif ($filelink=~/^\/res\/(\w+)\/(\w+)\//) { @@ -958,8 +1006,6 @@ sub display_line { # -- display directory if ($fnptr == $dirptr) { - my @file_ext = split (/\./,$listname); - my $curfext = $file_ext[scalar(@file_ext)-1]; my $curdir = $startdir.$filecom[0].'/'; my $anchor = $curdir; $anchor =~ s/\///g; @@ -989,7 +1035,49 @@ sub display_line { $r->print (''. "\n"); - $r->print ("$listname$tabtag\n"); + $r->print ("$listname\n"); +# Attributes + my $filelink = $startdir.$filecom[0].'/default'; + + if ($hash{'display_attrs_0'} == 1) { + my $title = &Apache::lonnet::gettitle($filelink,'title'); + $r->print(' '.($title eq '' ? ' ' : $title). + ' '."\n"); + } + $r->print(' ', + $filecom[8]," \n") + if $hash{'display_attrs_1'} == 1; + $r->print(' '. + (localtime($filecom[9]))." \n") + if $hash{'display_attrs_2'} == 1; + $r->print(' '. + (localtime($filecom[10]))." \n") + if $hash{'display_attrs_3'} == 1; + + if ($hash{'display_attrs_4'} == 1) { + my $author = &Apache::lonnet::metadata($filelink,'author'); + $r->print(' '.($author eq '' ? ' ' : $author). + " \n"); + } + if ($hash{'display_attrs_5'} == 1) { + my $keywords = &Apache::lonnet::metadata($filelink,'keywords'); + # $keywords = ' ' if (!$keywords); + $r->print(' '.($keywords eq '' ? ' ' : $keywords). + " \n"); + } + if ($hash{'display_attrs_6'} == 1) { + my $lang = &Apache::lonnet::metadata($filelink,'language'); + $lang = &Apache::loncommon::languagedescription($lang); + $r->print(' '.($lang eq '' ? ' ' : $lang). + " \n"); + } + if ($hash{'display_attrs_7'} == 1) { + $r->print(' '); + } + if ($hash{'display_attrs_8'} == 1) { + $r->print(' '); + } + $r->print(''); } }