--- loncom/interface/lonindexer.pm 2003/09/26 00:23:09 1.77 +++ loncom/interface/lonindexer.pm 2004/05/11 13:22:41 1.106 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Directory Indexer # -# $Id: lonindexer.pm,v 1.77 2003/09/26 00:23:09 www Exp $ +# $Id: lonindexer.pm,v 1.106 2004/05/11 13:22:41 matthew 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 @@ -118,7 +105,7 @@ sub handler { # Get the parameters from the query string &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['catalogmode','launch','acts','mode','form','element', - 'only','omit']); + 'only','omit','titleelement']); #------------------------------------------------------------------- my $closebutton=''; my $groupimportbutton=''; @@ -130,7 +117,7 @@ sub handler { %hash = (); { my %dbfile; - if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) { + if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_READER(),0640)) { while(my($key,$value)=each(%dbfile)) { $hash{$key}=$value; } @@ -140,7 +127,27 @@ sub handler { { if ($ENV{'form.launch'} eq '1') { &start_fresh_session(); - } + } + #Hijack lonindexer to verify a title and be close down. + if ($ENV{'form.launch'} eq '2') { + #$r->content_type('text/html'); + my $verify_title = &Apache::lonnet::gettitle($ENV{'form.acts'}); + $r->print(< + + + + +ENDSUBM + return OK; + } + # -------------------- refresh environment with user database values (in %hash) &setvalues(\%hash,'form.catalogmode',\%ENV,'form.catalogmode' ); @@ -178,12 +185,13 @@ END # selection is made. # $element is the name of the element in $formname which receives # the URL. - # &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'); - &setvalues(\%hash,'form.only' ,\%ENV,'form.only' ); - &setvalues(\%hash,'form.omit' ,\%ENV,'form.omit' ); + #&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'); + &setvalues(\%hash,'form.titleelement',\%ENV,'form.titleelement'); + &setvalues(\%hash,'form.only' ,\%ENV,'form.only' ); + &setvalues(\%hash,'form.omit' ,\%ENV,'form.omit' ); # Deal with 'omit' and 'only' if (exists $ENV{'form.omit'}) { @@ -194,12 +202,13 @@ END } my $mode = $ENV{'form.mode'}; - my ($form,$element); + my ($form,$element,$titleelement); if ($mode eq 'edit' || $mode eq 'parmset') { - $form = $ENV{'form.form'}; - $element = $ENV{'form.element'}; + $form = $ENV{'form.form'}; + $element = $ENV{'form.element'}; + $titleelement = $ENV{'form.titleelement'}; } - &Apache::lonxml::debug("mode=$mode form=$form element=$element"); + #&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 @@ -247,10 +256,9 @@ END $catalogmodefunctions=<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') { @@ -387,7 +407,7 @@ $r->print(&Apache::loncommon::bodytag('B } # ---------------------------------- get state of file attributes to be showing - if ($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) { @@ -400,6 +420,7 @@ $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 @@ -411,37 +432,60 @@ $r->print(&Apache::loncommon::bodytag('B 'st' => 'Statistics', 'au' => 'Author', 'kw' => 'Keywords', - 'la' => 'Language', + 'ln' => 'Language', 'sr' => 'Show resource', 'av' => 'All versions', 'ud' => 'Update Display' ); + my $Displayfileattributes=&mt('Display file attributes'); $r->print(< -Display file attributes
+$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{'la'} $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 + $r->print(&Apache::lonhtmlcommon::crumbs($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()); @@ -496,18 +540,16 @@ 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/'){ @@ -532,12 +574,9 @@ 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)) { @@ -556,16 +595,18 @@ 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; @@ -584,7 +625,7 @@ 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") { $diropen = "opened"; @@ -602,20 +643,30 @@ sub scanDir { # --------------- get complete matched list based on the uri (returns an array) sub get_list { my ($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($r,@list); } @@ -659,7 +710,7 @@ sub match_ext { next if ($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) && @@ -668,7 +719,7 @@ sub match_ext { push @trimlist,$line; } } - @trimlist = sort (@trimlist); + @trimlist = sort {uc($a) cmp uc($b)} (@trimlist); return @trimlist; } @@ -676,6 +727,17 @@ sub match_ext { sub display_line { my ($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') . '/'; @@ -689,7 +751,6 @@ sub display_line { my $tabtag=''; my $i=0; - while ($i<=8) { $tabtag=join('',$tabtag," ") if $hash{'display_attrs_'.$i} == 1; @@ -700,9 +761,14 @@ 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,$filecom[0]); @@ -775,9 +844,8 @@ sub display_line { } # display file - if ($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 = $file_ext[-1]; if (@Omit) { @@ -789,34 +857,35 @@ sub display_line { return OK if ($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 = $Apache::lonnet::perlvar{'lonDocRoot'}.$pathprefix. + $filecom[0].'.meta'; + if (-e $metafile) { + $metafile=1; + } else { + $metafile=0; + } 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); + my $titleesc=&HTML::Entities::encode($title,'<>&"'); $r->print("\n"); $r->print(" 0 and $indent < 11) { $r->print("\n"); @@ -849,20 +926,33 @@ 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 "); $r->print (" (metadata) ") if ($metafile == 1); - + "TARGET=_self>metadata) "); $r->print("\n"); if ($hash{'display_attrs_0'} == 1) { - my $title = &Apache::lonnet::gettitle($filelink,'title') - if ($metafile == 1); + my $title = &Apache::lonnet::gettitle($filelink,'title'); $r->print(' '.($title eq '' ? ' ' : $title). ' '."\n"); } @@ -877,21 +967,18 @@ sub display_line { if $hash{'display_attrs_3'} == 1; if ($hash{'display_attrs_4'} == 1) { - my $author = &Apache::lonnet::metadata($filelink,'author') - if ($metafile == 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') - if ($metafile == 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') - if ($metafile == 1); + my $lang = &Apache::lonnet::metadata($filelink,'language'); $lang = &Apache::loncommon::languagedescription($lang); $r->print(' '.($lang eq '' ? ' ' : $lang). " \n"); @@ -900,8 +987,20 @@ 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+)\//) { @@ -913,7 +1012,7 @@ sub display_line { " \n"); } if ($hash{'display_attrs_8'} == 1) { - my (%stat) = &Apache::lonmeta::dynamicmeta($filelink) if ($metafile == 1); + my (%stat) = &Apache::lonmeta::dynamicmeta($filelink); my $stat = (exists($stat{'course'}) ? $stat{'course'} : ''). ((exists($stat{'course'}) || exists($stat{'count'})) ? '/' : ''). (exists($stat{'count'}) ? $stat{'count'} : ''); @@ -926,8 +1025,6 @@ sub display_line { # -- display directory if ($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; @@ -957,7 +1054,49 @@ 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(''); } }