--- loncom/interface/lonindexer.pm 2002/06/29 19:55:19 1.45 +++ loncom/interface/lonindexer.pm 2005/04/07 06:56:23 1.133 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Directory Indexer # -# $Id: lonindexer.pm,v 1.45 2002/06/29 19:55:19 ng Exp $ +# $Id: lonindexer.pm,v 1.133 2005/04/07 06:56:23 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -25,26 +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 -# 5/31,6/1,6/2,6/15 Scott Harrison -# 6/26,7/8 H. K. Ng -# 8/6,8/7,8/10 Scott Harrison -# 8/14 H. K. Ng -# 8/28,10/15,11/28,11/29 Scott Harrison -# 11/30 Matthew Hall -# 12/11,12/13 Scott Harrison -# YEAR=2002 -# 1/17 Scott Harrison -# 6/29/2002 H. K. Ng -# ### ############################################################################### @@ -64,17 +44,24 @@ package Apache::lonindexer; # ------------------------------------------------- modules used by this module use strict; -use Apache::lonnet(); +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; # 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 - +my %dynhash; # hash of hashes for dynamic metadata +my %dynread; # hash of directories already read 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 @@ -86,20 +73,24 @@ my @Only = (); my @Omit = (); + + # ----------------------------- Handling routine called via Apache and mod_perl sub handler { my $r = shift; - $r->content_type('text/html'); + my $c = $r->connection(); + &Apache::loncommon::content_type($r,'text/html'); + &Apache::loncommon::no_cache($r); $r->send_http_header; return OK if $r->header_only; $fnum=0; $dnum=0; - untie %hash; # Deal with stupid global variables (is there a way around making # 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= $r->dir_config('lonIconsURL') . "/"; @@ -120,7 +111,7 @@ sub handler { # Get the parameters from the query string &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['catalogmode','launch','acts','mode','form','element', - 'only','omit']); + 'only','omit','titleelement']); #------------------------------------------------------------------- my $closebutton=''; my $groupimportbutton=''; @@ -128,43 +119,81 @@ sub handler { $extrafield=''; my $diropendb = - "/home/httpd/perl/tmp/$domain\_$ENV{'user.name'}_indexer.db"; - - if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT,0640)) { - if ($ENV{'form.launch'} eq '1') { + "/home/httpd/perl/tmp/$env{'user.domain'}_$env{'user.name'}_indexer.db"; + %hash = (); + { + my %dbfile; + if (tie(%dbfile,'GDBM_File',$diropendb,&GDBM_READER(),0640)) { + while(my($key,$value)=each(%dbfile)) { + $hash{$key}=$value; + } + untie(%dbfile); + } + } + { + if ($env{'form.launch'} eq '1') { &start_fresh_session(); - } + } + #Hijack lonindexer to verify a title and be close down. + if ($env{'form.launch'} eq '2') { + &Apache::loncommon::content_type($r,'text/html'); + my $extra=''; + if (defined($env{'form.titleelement'}) && + $env{'form.titleelement'} ne '') { + 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.'\';'; + } + my $html=&Apache::lonxml::xmlbegin(); + $r->print(< + + + + + + +ENDSUBM + return OK; + } + # -------------------- refresh environment with user database values (in %hash) - if ($hash{'mode_catalog'} eq 'interactive') { - $ENV{'form.catalogmode'}='interactive'; - } - if ($hash{'mode_catalog'} eq 'groupimport') { - $ENV{'form.catalogmode'}='groupimport'; - } + &setvalues(\%hash,'form.catalogmode',\%env,'form.catalogmode' ); # --------------------- define extra fields and buttons in case of special mode - if ($ENV{'form.catalogmode'} eq 'interactive') { - $hash{'mode_catalog'}='interactive'; + if ($env{'form.catalogmode'} eq 'interactive') { $extrafield=''. ''; $colspan=" colspan='2' "; + my $cl=&mt('Close'); $closebutton=< + END } - elsif ($ENV{'form.catalogmode'} eq 'groupimport') { - $hash{'mode_catalog'}='groupimport'; + elsif ($env{'form.catalogmode'} eq 'groupimport') { $extrafield=''. ''; $colspan=" colspan='2' "; + my $cl=&mt('Close'); + my $gi=&mt('Import'); $closebutton=< + END $groupimportbutton=< + END } # Additions made by Matthew to make the browser a little easier to deal @@ -175,32 +204,34 @@ 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 $ENV{'form.omit'}) { - @Omit = split(',',$ENV{'form.omit'}); + if (exists $env{'form.omit'}) { + @Omit = split(',',$env{'form.omit'}); } - if (exists $ENV{'form.only'}) { - @Only = split(',',$ENV{'form.only'}); + if (exists $env{'form.only'}) { + @Only = split(',',$env{'form.only'}); } - my $mode = $ENV{'form.mode'}; - my ($form,$element); + my $mode = $env{'form.mode'}; + my ($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 - $ENV{'form.catalogmode'} eq 'groupimport') { + if ($env{'form.catalogmode'} eq 'interactive' or + $env{'form.catalogmode'} eq 'groupimport') { # The if statement below sets us up to use the old version # by default (ie. if $mode is undefined). This is the easy # way out. Hopefully in the future I'll find a way to get @@ -215,21 +246,13 @@ 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) { @@ -243,11 +266,10 @@ END $location .= "form=$form&element=$element&mode=edit&acts="; $catalogmodefunctions=<print(< +$html The LearningOnline Network With CAPA Directory Browser + + - ENDHEADER - +my ($headerdom)=($uri=~/^\/res\/(\w+)\//); +$r->print(&Apache::loncommon::bodytag('Browse Resources',undef,undef,undef, + $headerdom)); # - Evaluate actions from previous page (both cumulatively and chronologically) - if ($ENV{'form.catalogmode'} eq 'groupimport') { - my $acts=$ENV{'form.acts'}; + if ($env{'form.catalogmode'} eq 'groupimport') { + my $acts=$env{'form.acts'}; my @Acts=split(/b/,$acts); my %ahash; my %achash; @@ -350,7 +392,7 @@ ENDHEADER $achash{$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') { @@ -378,71 +420,124 @@ ENDHEADER } } -# ---------------------------------------------------------------- output title - $r->print( -'

The LearningOnline Network with CAPA '. - 'Network Directory Browser

'."\n"); # ---------------------------------- get state of file attributes to be showing - if ($ENV{'form.attrs'} ne '') { - for (my $i=0; $i<=7; $i++) { + if ($env{'form.attrs'}) { + for (my $i=0; $i<=11; $i++) { delete $hash{'display_attrs_'.$i}; - if ($ENV{'form.attr'.$i} == 1) { + if ($env{'form.attr'.$i} == 1) { $attrchk[$i] = 'checked'; $hash{'display_attrs_'.$i} = 1; } } } else { - for (my $i=0; $i<=7; $i++) { + for (my $i=0; $i<=11; $i++) { $attrchk[$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 + my %lt=&Apache::lonlocal::texthash( + 'ti' => 'Title', + 'si' => 'Size', + 'la' => 'Last access', + 'lm' => 'Last modified', + 'st' => 'Statistics', + 'au' => 'Author', + 'kw' => 'Keywords', + 'ln' => 'Language', + 'sa' => 'Source Available', + 'sr' => 'Show resource', + 'li' => 'Linked/Related Resources', + 'av' => 'All versions', + 'ud' => 'Update Display' + ); $r->print(< -Display file attributes
- - - - - - - - - - -
Title Size Last access Last modified
Author Keywords Language All versions
- + + + + + + + + + + + + + + + + + + + + +
 
+ + -  - -$closebutton -$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', +'window.status=this.form.resrecent.options[this.form.resrecent.selectedIndex].value;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()); -# $r->print(&writedebug("Omit:@Omit")) if (@Omit); -# $r->print(&writedebug("Only:@Only")) if (@Only); - $r->print("
\n"); - $r->print("\n"); - $r->print("\n"); - $r->print("\n") + #$r->print(&initdebug()); + #$r->print(&writedebug("Omit:@Omit")) if (@Omit); + #$r->print(&writedebug("Only:@Only")) if (@Only); + $r->print('
NameTitle
'; my $i=0; - - while ($i<=6) { + 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') { - $r->print("$extrafield"); - $r->print("$extrafield"); + $r->print("\n"); + $r->print(&mt("Up")." $tabtag\n"); return OK; } +# Do we have permission to look at this? + + if($filecom[15] ne '1') { return OK if (!&Apache::lonnet::allowed('bre',$pathprefix.$filecom[0])); } + +# make absolute links appear on different background + if ($absolute) { $fileclr='#ccdd99'; } # display domain if ($filecom[1] eq 'domain') { - $r->print (''."\n") - if ($ENV{'form.dirPointer'} eq "on"); - $r->print("$extrafield"); - $r->print("$extrafield"); + $r->print("\n"); + $r->print (&mt("Domain")." - $listname "); + if ($Apache::lonnet::domaindescription{$listname}) { + $r->print("(".$Apache::lonnet::domaindescription{$listname}. + ")"); + } + $r->print (" $tabtag\n"); return OK; # display user directory } if ($filecom[1] eq 'user') { - $r->print("$extrafield"); - $r->print("$extrafield"); + $r->print("'."\n"); + my $domain=(split(m|/|,$startdir))[2]; + my $plainname=&Apache::loncommon::plainname($listname,$domain); + $r->print ($listname); + if (defined($plainname) && $plainname) { $r->print(" ($plainname) "); } + $r->print (''.$tabtag.''."\n"); return OK; } # display file - if ($fnptr == 0 and $filecom[3] ne '') { + if (($fnptr == 0 and $filecom[3] ne '') or $absolute) { + my $filelink = $pathprefix.$filecom[0]; my @file_ext = split (/\./,$listname); my $curfext = $file_ext[-1]; if (@Omit) { @@ -734,35 +909,17 @@ sub display_line { return OK if ($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 $filelink = $startdir.$filecom[0]; - $r->print("\n"); if ($hash{'display_attrs_0'} == 1) { - my $title = &Apache::lonnet::metadata($filelink,'title') - if ($metafile == 1); - $r->print(''."\n"); } - $r->print('\n") if $hash{'display_attrs_1'} == 1; - $r->print('\n") if $hash{'display_attrs_2'} == 1; - $r->print('\n") if $hash{'display_attrs_3'} == 1; if ($hash{'display_attrs_4'} == 1) { - my $author = &Apache::lonnet::metadata($filelink,'author') - if ($metafile == 1); - $r->print('\n"); } if ($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); - $r->print('\n"); } +#' + if ($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); - $r->print('\n"); } + if ($hash{'display_attrs_8'} == 1) { +# statistics + &dynmetaread($filelink); + $r->print("\n"); + + } + if ($hash{'display_attrs_10'} == 1) { + my $source = &Apache::lonnet::metadata($filelink,'sourceavail'); + if($source eq 'open') { + my $sourcelink = &Apache::lonsource::make_link($filelink,$listname); + my $quotable_sourcelink = &Apache::loncommon::escape_single($sourcelink); + $r->print('\n"); + } else { #A cuddled else. :P + $r->print("\n"); + } + } + if ($hash{'display_attrs_11'} == 1) { +# links + &dynmetaread($filelink); + $r->print(''); + } + if ($hash{'display_attrs_7'} == 1) { +# Show resource + my $output=''; + my $embstyle=&Apache::loncommon::fileembstyle($curfext); + if ($embstyle eq 'ssi') { + 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+)\//) { + $output=''; + } + $r->print('\n"); + } $r->print("\n"); } # -- display directory if ($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; - $r->print("$extrafield$extrafield\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(''."\n"); + } + $r->print('\n") + if $hash{'display_attrs_1'} == 1; + $r->print('\n") + if $hash{'display_attrs_2'} == 1; + $r->print('\n") + if $hash{'display_attrs_3'} == 1; + + if ($hash{'display_attrs_4'} == 1) { + my $author = &Apache::lonnet::metadata($filelink,'author'); + $r->print('\n"); + } + if ($hash{'display_attrs_5'} == 1) { + my $keywords = &Apache::lonnet::metadata($filelink,'keywords'); + # $keywords = ' ' if (!$keywords); + $r->print('\n"); + } + if ($hash{'display_attrs_6'} == 1) { + my $lang = &Apache::lonnet::metadata($filelink,'language'); + $lang = &Apache::loncommon::languagedescription($lang); + $r->print('\n"); + } + if ($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,$uri) = @_; @@ -893,27 +1200,22 @@ sub begin_form { '" onSubmit="return rep_dirpath(\''.$dnum.'\''. ',document.forms.fileattr.acts.value)" '. 'enctype="application/x-www-form-urlencoded">'."\n"); - $r->print (''. + $r->print (''. "\n"); - $r->print (''."\n"); + $r->print (''."\n"); $dnum++; } # --------- settings whenever the user causes the indexer window to be launched sub start_fresh_session { - delete $hash{'mode_catalog'}; - delete $hash{'form_mode'}; - delete $hash{'form_form'}; - delete $hash{'form_element'}; - delete $hash{'form_omit'}; - delete $hash{'form_only'}; + delete $hash{'form.catalogmode'}; + delete $hash{'form.mode'}; + delete $hash{'form.form'}; + delete $hash{'form.element'}; + delete $hash{'form.omit'}; + delete $hash{'form.only'}; foreach (keys %hash) { - if ($_ =~ /^pre_/) { - delete $hash{$_}; - } - if ($_ =~ /^store/) { - delete $hash{$_}; - } + delete $hash{$_} if (/^(pre_|store)/); } } @@ -932,6 +1234,16 @@ sub setvalues { 1; +sub cleanup { + if (tied(%hash)){ + &Apache::lonnet::logthis('Cleanup indexer: hash'); + } +} + + + + + =head1 NAME Apache::lonindexer - mod_perl module for cross server filesystem browsing
'."\n"); + $r->print(''."\n"); + $r->print("\n"); + $r->print("\n") if ($hash{'display_attrs_0'} == 1); - $r->print("\n") if ($hash{'display_attrs_1'} == 1); - $r->print("\n") + $r->print("\n") if ($hash{'display_attrs_2'} == 1); - $r->print("\n") + $r->print("\n") if ($hash{'display_attrs_3'} == 1); - $r->print("\n") + $r->print("\n") if ($hash{'display_attrs_4'} == 1); - $r->print("\n") + $r->print("\n") if ($hash{'display_attrs_5'} == 1); - $r->print("\n") + $r->print("\n") if ($hash{'display_attrs_6'} == 1); + $r->print("\n") + if ($hash{'display_attrs_8'} == 1); + $r->print("\n") + if ($hash{'display_attrs_10'} == 1); + $r->print("\n") + if ($hash{'display_attrs_11'} == 1); + $r->print("\n") + if ($hash{'display_attrs_7'} == 1); $r->print(''); # ----------------- read in what directories have previously been set to "open" @@ -454,8 +549,8 @@ END } } - if ($ENV{'form.openuri'}) { # take care of review and refresh options - my $uri=$ENV{'form.openuri'}; + if ($env{'form.openuri'}) { # take care of review and refresh options + my $uri=$env{'form.openuri'}; if (exists($hash{'diropen_status_'.$uri})) { my $cursta = $hash{'diropen_status_'.$uri}; $dirs{$uri} = 'open'; @@ -470,18 +565,16 @@ 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/'){ @@ -498,7 +591,7 @@ END # ---------------------------- embed hidden information useful for group import $r->print(""); - $r->print(""); + $r->print(""); # -------------------------------------------------------------- end the tables $r->print('
".&mt('Name')."".&mt('Title')."Size (bytes) ". + $r->print("".&mt("Size")." (".&mt("bytes").") ". "Last accessed".&mt("Last accessed")."Last modified".&mt("Last modified")."Author(s)".&mt("Author(s)")."Keywords".&mt("Keywords")."Language".&mt("Language")."".&mt("Usage Statistics")."
(". + &mt("Courses/Network Hits").") ".&mt('updated periodically')."		".&mt("Source Available")."".&mt("Linked/Related Resources")."".&mt("Resource")."
'); @@ -506,51 +599,63 @@ END # --------------------------------------------------- end the output and return $r->print(''."\n"); - untie(%hash); - } 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)) { + $dbfile{$key}=$value; + } + untie(%dbfile); + } + } + return OK; } # ----------------------------------------------- recursive scan of a directory sub scanDir { my ($r,$startdir,$indent,$hashref)=@_; + my $c = $r->connection(); my ($compuri,$curdir); my $dirptr=16384; + my $obs; $indent++; - my %dupdirs = %dirs; my @list=&get_list($r,$startdir); foreach my $line (@list) { - my ($strip,$dom,$foo,$testdir,$foo)=split(/\&/,$line,5); - next if $strip =~ /.*\.meta$/; + return if ($c->aborted()); + #This is a kludge, sorry aboot this + my ($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 ($hash{'display_attrs_7'} != 1) { + if ($hash{'display_attrs_9'} != 1) { +# if not all versions to be shown if (scalar(@fileparts) >= 3) { my $fext = pop @fileparts; my $ov = pop @fileparts; my $fname = join ('.',@fileparts,$fext); - next if (grep /$fname/,@list and $ov =~ /\d+/); + next if (grep /\Q$fname\E/,@list and $ov =~ /^\d+$/); } } if ($dom eq 'domain') { - $compuri = join('',$strip,'/'); # dom list has /res/ - $curdir = $compuri; + # dom list has full path /res// already + $curdir=''; + $compuri = (split(/\&/,$line))[0]; } else { # user, dir & file have name only, i.e., w/o path $compuri = join('',$startdir,$strip,'/'); $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"; - delete $dupdirs{key},$dirs{$key}; + delete($dupdirs{$key}); + delete($dirs{$key}); } } } @@ -563,25 +668,60 @@ sub scanDir { # --------------- get complete matched list based on the uri (returns an array) sub get_list { my ($r,$uri)=@_; - my @list; + my @list=(); (my $luri = $uri) =~ s/\//_/g; - - if ($ENV{'form.attrs'} eq 'Refresh') { + if ($env{'form.updatedisplay'}) { foreach (keys %hash) { delete $hash{$_} if ($_ =~ /^dirlist_files_/); - } + delete $hash{$_} if ($_ =~ /^dirlist_timestamp_files_/); + } } - if ($hash{'dirlist_files'.$luri}) { + if (defined($hash{'dirlist_files_'.$luri}) && + $hash{'dirlist_timestamp_files_'.$luri}+600 > (time)) { @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); + $hash{'dirlist_timestamp_files_'.$luri} = time; } return @list=&match_ext($r,@list); } +sub dynmetaread { + my $uri=shift; + if (($hash{'display_attrs_8'}==1) || ($hash{'display_attrs_11'}==1)) { +# We don't want the filename + $uri=~s/\/[^\/]+$//; +# Did we already see this? + my $builddir=$uri; + while ($builddir) { + if ($dynread{$builddir}) { + return 0; + } + $builddir=~s/\/[^\/]+$//; + } +# Actually get the data + %dynhash= + (%dynhash,&Apache::lonmeta::get_dynamic_metadata_from_sql($uri)); +# Remember that we got it + $dynread{$uri}=1; + } +} + sub initdebug { + my $html=&Apache::lonxml::xmlbegin(); return < var debugging = true; @@ -594,7 +734,7 @@ function output(text) { debuggingWindow.document.writeln(text); } } -output("Debugging Window
");   
+output('$htmlDebugging Window
');   
 
 ENDJS
 }
@@ -620,7 +760,7 @@ 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) && 
@@ -629,14 +769,25 @@ sub match_ext {
 	    push @trimlist,$line;
 	}
     }
-    @trimlist = sort (@trimlist);
+    @trimlist = sort {uc($a) cmp uc($b)} (@trimlist);
     return @trimlist;
 }
 
 # ------------------------------- displays one line in appropriate table format
 sub display_line {
     my ($r,$diropen,$line,$indent,$startdir,$hashref,@list)=@_;
-    my (@pathfn, $fndir, $fnptr);
+    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= $r->dir_config('lonIconsURL') . '/';
@@ -645,84 +796,108 @@ sub display_line {
     my @pathcom = split (/\//,$filecom[0]);
     my $listname = $pathcom[scalar(@pathcom)-1];
     my $fnptr = $filecom[3]&$dirptr;
-    my $msg = 'View '.$filecom[0].' resources';
-    $msg = 'Close '.$filecom[0].' directory' if $diropen eq 'opened';
+    my $msg = &mt('View').' '.$filecom[0].' '.&mt('resources');
+    $msg = &mt('Close').' '.$filecom[0].' '.&mt('directory') if $diropen eq 'opened';
 
     my $tabtag='
 
\n"); - $r->print ('
print("
\n"); + $r->print (''."\n"); $r->print (''."\n"); - $r->print (''."\n"); + $startdir.'" />'."\n"); + $r->print (''."\n"); $r->print ('print (' name="'.$msg.'" height="22" type="image" border="0">'. + $r->print (' name="'.$msg.'" height="22" type="image" border="0" />'. "\n"); - $r->print("Up $tabtag
"); - &begin_form ($r,$filecom[0].'/'); - my $anchor = $filecom[0].'/'; + $r->print (''."\n") + if ($env{'form.dirPointer'} eq "on"); + $r->print("
"); + &begin_form ($r,$filecom[0]); + my $anchor = $filecom[0]; $anchor =~ s/\///g; $r->print (''); - $r->print (''); + $r->print (''); $r->print ('print (' name="'.$msg.'" height="22" type="image" border="0">'. + $r->print (' name="'.$msg.'" height="22" type="image" border="0" />'. "\n"); - $r->print ('print ('print (' border="0" />'."\n"); - $r->print("Domain - $listname $tabtag
\n"); + $r->print("
\n"); my $curdir = $startdir.$filecom[0].'/'; my $anchor = $curdir; $anchor =~ s/\///g; &begin_form ($r,$curdir); $r->print (''."\n"); - $r->print (''); + $r->print (''); $r->print ('print (' name="'.$msg.'" height="22" type="image" border="0">'. + $r->print (' name="'.$msg.'" height="22" type="image" border="0" />'. "\n"); - $r->print (''); - $r->print ($listname.$tabtag.'
"); - my $metafile = grep /^$filecom[0]\.meta\&/, @list; - 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); - $titleesc=~s/\'/\\'/; #' (clean up this spare quote) + my $iconname = &Apache::loncommon::icon($listname); + $r->print("
"); + + if ($env{'form.catalogmode'} eq 'interactive') { + my $quotable_filelink = &Apache::loncommon::escape_single($filelink); $r->print(""); + $quotable_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); + $r->print(""); + } elsif ($env{'form.catalogmode'} eq 'groupimport') { $r->print("
\n"); $r->print("print("checked"); } - $r->print(">\n"); - $r->print("\n"); + $r->print(" />\n"); $r->print("
\n"); - $r->print("		"); + $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"); @@ -795,64 +957,147 @@ 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(''); + } + my $quotable_filelink = &Apache::loncommon::escape_single($filelink); - $r->print("\n"); - $r->print (" $listname "); - $r->print (" (metadata) ") if ($metafile == 1); + $r->print (" $listname "); + $r->print (" (metadata) "); $r->print(" '.($title eq '' ? ' ' : $title). + my $title = &Apache::lonnet::gettitle($filelink,'title'); + $r->print(' '.($title eq '' ? ' ' : $title). ' ', + $r->print(' ', $filecom[8]," '. + $r->print(' '. (localtime($filecom[9]))." '. + $r->print(' '. (localtime($filecom[10]))." '.($author eq '' ? ' ' : $author). + my $author = &Apache::lonnet::metadata($filelink,'author'); + $r->print(' '.($author eq '' ? ' ' : $author). " '.($keywords eq '' ? ' ' : $keywords). + $r->print(' '.($keywords eq '' ? ' ' : $keywords). " '.($lang eq '' ? ' ' : $lang). + $r->print(' '.($lang eq '' ? ' ' : $lang). " "); + &dynmetaprint($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'); + $r->print(" '."Yes "." '); + &dynmetaprint($r,$filelink,'goto_list'); + &dynmetaprint($r,$filelink,'comefrom_list'); + &dynmetaprint($r,$filelink,'sequsage_list'); + &dynmetaprint($r,$filelink,'dependencies'); + $r->print(' '.($output eq '' ? ' ':$output). + "
"); + $r->print("
"); &begin_form ($r,$curdir); my $indentm1 = $indent-1; if ($indentm1 < 11 and $indentm1 > 0) { @@ -870,19 +1115,81 @@ sub display_line { $r->print ("\n") if $rem > 0; } - $r->print (''); + $r->print (''); $r->print ('print (' name="'.$msg.'" height="22" type="image" border="0">'. + $r->print (' name="'.$msg.'" height="22" type="image" border="0" />'. "\n"); - $r->print (''. "\n"); - $r->print ("$listname$tabtag
'.($title eq '' ? ' ' : $title). + ' ', + $filecom[8]," '. + (localtime($filecom[9]))." '. + (localtime($filecom[10]))." '.($author eq '' ? ' ' : $author). + " '.($keywords eq '' ? ' ' : $keywords). + " '.($lang eq '' ? ' ' : $lang). + "