--- loncom/interface/lonindexer.pm 2004/01/27 16:35:37 1.88 +++ loncom/interface/lonindexer.pm 2004/06/18 01:27:04 1.116 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Directory Indexer # -# $Id: lonindexer.pm,v 1.88 2004/01/27 16:35:37 www Exp $ +# $Id: lonindexer.pm,v 1.116 2004/06/18 01:27:04 www Exp $ # # Copyright Michigan State University Board of Trustees # @@ -47,17 +47,20 @@ 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; use Apache::lonlocal; +use Apache::lonsource(); use GDBM_File; # ---------------------------------------- variables used throughout the module 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 - +my %dynhash; # hash of hashes for dynamic metadata +my %fieldnames; # Metadata fieldnames # ----- Values which are set by the handler subroutine and are accessible to # ----- other methods. my $extrafield; # default extra table cell @@ -84,6 +87,7 @@ sub handler { # these global to this package? It is just so wrong....) undef (@Only); undef (@Omit); + %fieldnames=&Apache::lonmeta::fieldnames(); # ------------------------------------- read in machine configuration variables my $iconpath= $r->dir_config('lonIconsURL') . "/"; @@ -126,7 +130,33 @@ sub handler { { if ($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 $extra=''; + if (defined($ENV{'form.titleelement'})) { + my $verify_title = &Apache::lonnet::gettitle($ENV{'form.acts'}); +# &Apache::lonnet::logthis("Hrrm $ENV{'form.acts'} -- $verify_title"); + $verify_title=~s/'/\\'/g; + $extra='window.opener.document.forms["'.$ENV{'form.form'}.'"].elements["'.$ENV{'form.titleelement'}.'"].value=\''.$verify_title.'\';'; + } + $r->print(< + + + + +ENDSUBM + return OK; + } + # -------------------- refresh environment with user database values (in %hash) &setvalues(\%hash,'form.catalogmode',\%ENV,'form.catalogmode' ); @@ -164,7 +194,7 @@ 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'); @@ -187,8 +217,7 @@ 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 @@ -207,21 +236,13 @@ END $location .= "mode=".$mode."&"; $location .= "acts="; $catalogmodefunctions=<<"END"; -function select_data(title,url) { - changeTitle(title); +function select_data(url) { changeURL(url); self.close(); } function select_group() { window.location="$location"+document.forms.fileattr.acts.value; } -function changeTitle(val) { - if (opener.inf) { - if (opener.inf.document.forms.resinfo.elements.t) { - opener.inf.document.forms.resinfo.elements.t.value=val; - } - } -} function changeURL(val) { if (opener.inf) { if (opener.inf.document.forms.resinfo.elements.u) { @@ -235,12 +256,10 @@ END $location .= "form=$form&element=$element&mode=edit&acts="; $catalogmodefunctions=<print(&Apache::loncommon::bodytag('B # ---------------------------------- get state of file attributes to be showing if ($ENV{'form.attrs'}) { - for (my $i=0; $i<=9; $i++) { + for (my $i=0; $i<=11; $i++) { delete $hash{'display_attrs_'.$i}; if ($ENV{'form.attr'.$i} == 1) { $attrchk[$i] = 'checked'; @@ -398,7 +417,7 @@ $r->print(&Apache::loncommon::bodytag('B } } } else { - for (my $i=0; $i<=9; $i++) { + for (my $i=0; $i<=11; $i++) { $attrchk[$i] = 'checked' if $hash{'display_attrs_'.$i} == 1; } } @@ -415,44 +434,66 @@ $r->print(&Apache::loncommon::bodytag('B 'au' => 'Author', 'kw' => 'Keywords', 'ln' => 'Language', + 'sa' => 'Source Available', 'sr' => 'Show resource', + 'li' => 'Linked/Related Resources', 'av' => 'All versions', 'ud' => 'Update Display' ); - my $Displayfileattributes=&mt('Display file attributes'); $r->print(< -$Displayfileattributes
- + $lt{'av'} +
+ + + + + + + + + - - - - + - -
$lt{'ti'} $lt{'au'} $lt{'kw'} $lt{'ln'}
$lt{'si'} $lt{'la'} $lt{'lm'} $lt{'sa'}
$lt{'st'}
$lt{'au'} $lt{'kw'} $lt{'ln'} $lt{'li'} $lt{'sr'} $lt{'av'}  
+ + $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 - $r->print(&Apache::lonhtmlcommon::crumbs($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();'). - ''); +'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').''); + } + $r->print(''); # ------------------------------------------------------ Remember where we were - &Apache::loncommon::storeresurl($uri); - &Apache::lonhtmlcommon::store_recent('residx',$uri,$uri); + &Apache::loncommon::storeresurl($storeuri); + &Apache::lonhtmlcommon::store_recent('residx',$storeuri,$storeuri); # ----------------- output starting row to the indexed file/directory hierarchy my $titleclr="#ddffff"; # $r->print(&initdebug()); @@ -475,11 +516,15 @@ END if ($hash{'display_attrs_5'} == 1); $r->print("".&mt("Language")."\n") if ($hash{'display_attrs_6'} == 1); - $r->print("".&mt("Resource")."\n") - if ($hash{'display_attrs_7'} == 1); $r->print("".&mt("Usage Statistics")."
(". &mt("Courses/Network Hits").")\n") if ($hash{'display_attrs_8'} == 1); + $r->print("".&mt("Source Available")."\n") + if ($hash{'display_attrs_10'} == 1); + $r->print("".&mt("Linked/Related Resources")."\n") + if ($hash{'display_attrs_11'} == 1); + $r->print("".&mt("Resource")."\n") + if ($hash{'display_attrs_7'} == 1); $r->print(''); # ----------------- read in what directories have previously been set to "open" @@ -562,16 +607,18 @@ 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; @@ -590,7 +637,7 @@ 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") { $diropen = "opened"; @@ -608,7 +655,7 @@ sub scanDir { # --------------- get complete matched list based on the uri (returns an array) sub get_list { my ($r,$uri)=@_; - my @list; + my @list=(); (my $luri = $uri) =~ s/\//_/g; if ($ENV{'form.updatedisplay'}) { foreach (keys %hash) { @@ -618,13 +665,33 @@ sub get_list { 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); + &dynmetaread($uri); } return @list=&match_ext($r,@list); } +sub dynmetaread { + my $uri=shift; + if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) { + %dynhash= + (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri)); + } +} + sub initdebug { return < @@ -664,7 +731,7 @@ 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) && @@ -681,6 +748,17 @@ 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=~m|^/res/| && $startdir ne '') { + $absolute=1; + $pathprefix=''; + } else { + $absolute=0; + $pathprefix=$startdir; + } my $dirptr=16384; my $fileclr="#ffffe6"; my $iconpath= $r->dir_config('lonIconsURL') . '/'; @@ -694,20 +772,23 @@ sub display_line { my $tabtag=''; my $i=0; - - while ($i<=8) { + while ($i<=11) { $tabtag=join('',$tabtag," ") if $hash{'display_attrs_'.$i} == 1; $i++; } - my $valign = ($hash{'display_attrs_7'} == 1 ? 'top' : 'bottom'); # 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(""); - my $metafile = grep /^\Q$filecom[0]\E\.meta\&/, @list; - my $title; + $r->print(""); + if ($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); - $titleesc=~s/\'/\\'/; #' (clean up this spare quote) $r->print(""); + $filelink,"')\">"); $r->print("". "\n"); $r->print(""); - } - elsif ($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); + } elsif ($ENV{'form.catalogmode'} eq 'groupimport') { $r->print("\n"); $r->print("\n"); $r->print("
\n"); $r->print(""); $hash{"pre_${fnum}_link"}=$filelink; - $hash{"pre_${fnum}_title"}=$titleesc; $fnum++; } - +# Form to open or close sequences + if ($filelink=~/\.(page|sequence)$/) { + my $curdir = $startdir.$filecom[0].'/'; + my $anchor = $curdir; + $anchor =~ s/\///g; + &begin_form($r,$curdir); + $indent--; + } +# General indentation if ($indent > 0 and $indent < 11) { $r->print("\n"); @@ -849,20 +924,33 @@ sub display_line { $r->print("\n") if $rem > 0; } - +# Sequence open/close icon + if ($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"); } @@ -877,31 +965,80 @@ 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 '' ? ' ' : $lang). " \n"); } + if ($hash{'display_attrs_8'} == 1) { +# statistics + $r->print(""); + &dynmetaprint($r,$filelink,'count'); + &dynmetaprint($r,$filelink,'course'); + &dynmetaprint($r,$filelink,'stdno'); + &dynmetaprint($r,$filelink,'avetries'); + &dynmetaprint($r,$filelink,'difficulty'); + &dynmetaprint($r,$filelink,'disc'); + &dynmetaprint($r,$filelink,'clear'); + &dynmetaprint($r,$filelink,'technical'); + &dynmetaprint($r,$filelink,'correct'); + &dynmetaprint($r,$filelink,'helpful'); + &dynmetaprint($r,$filelink,'depth'); + $r->print(" \n"); + + } + if ($hash{'display_attrs_10'} == 1) { + my $source = &Apache::lonnet::metadata($filelink,'sourceavail'); + if($source eq 'open') { + my $sourcelink = &Apache::lonsource::make_link($filelink); + $r->print(''."Yes "."\n"); + } else { #A cuddled else. :P + $r->print(" \n"); + } + } + if ($hash{'display_attrs_11'} == 1) { +# links + $r->print(''); + &dynmetaprint($r,$filelink,'goto_list'); + &dynmetaprint($r,$filelink,'comefrom_list'); + &dynmetaprint($r,$filelink,'sequsage_list'); + &dynmetaprint($r,$filelink,'dependencies'); + $r->print(''); + } if ($hash{'display_attrs_7'} == 1) { +# Show resource 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+)\//) { @@ -912,15 +1049,6 @@ sub display_line { $r->print(' '.($output eq '' ? ' ':$output). " \n"); } - if ($hash{'display_attrs_8'} == 1) { - my (%stat) = &Apache::lonmeta::dynamicmeta($filelink) if ($metafile == 1); - my $stat = (exists($stat{'course'}) ? $stat{'course'} : ''). - ((exists($stat{'course'}) || exists($stat{'count'})) ? '/' : ''). - (exists($stat{'count'}) ? $stat{'count'} : ''); - $r->print(' '.($stat eq '' ? ' ' : $stat). - ' '."\n"); - } - $r->print("\n"); } @@ -991,17 +1119,35 @@ sub display_line { $r->print(' '.($lang eq '' ? ' ' : $lang). " \n"); } - if ($hash{'display_attrs_7'} == 1) { - $r->print(' '); - } if ($hash{'display_attrs_8'} == 1) { $r->print(' '); } + if ($hash{'display_attrs_10'} == 1) { + $r->print(' '); + } + if ($hash{'display_attrs_11'} == 1) { + $r->print(' '); + } + if ($hash{'display_attrs_7'} == 1) { + $r->print(' '); + } $r->print(''); } } +sub dynmetaprint { + my ($r,$filelink,$item)=@_; + if ($dynhash{$filelink}->{$item}) { + $r->print("\n
".$fieldnames{$item}.': '. + &Apache::lonmeta::prettyprint($item, + $dynhash{$filelink}->{$item}, + (($ENV{'form.catalogmode'} ne 'groupimport')?'preview':''), + '', + (($ENV{'form.catalogmode'} eq 'groupimport')?'document.forms.fileattr':''),1)); + } +} + # ------------------- prints the beginning of a form for directory or file link sub begin_form { my ($r,$uri) = @_;