--- loncom/publisher/lonpubdir.pm 2004/08/20 16:29:15 1.63 +++ loncom/publisher/lonpubdir.pm 2014/04/06 19:39:04 1.151 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA -# Construction Space Directory Lister +# Authoring Space Directory Lister # -# $Id: lonpubdir.pm,v 1.63 2004/08/20 16:29:15 www Exp $ +# $Id: lonpubdir.pm,v 1.151 2014/04/06 19:39:04 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -33,133 +33,129 @@ use strict; use Apache::File; use File::Copy; use Apache::Constants qw(:common :http :methods); -use Apache::loncacc; use Apache::loncommon(); use Apache::lonhtmlcommon(); +use Apache::londiff(); use Apache::lonlocal; use Apache::lonmsg; +use Apache::lonmenu; +use Apache::lonnet; +use LONCAPA; sub handler { my $r=shift; - my $fn; - - - - $fn = getEffectiveUrl($r); - - # Validate access to the construction space and get username@domain. + # Validate access to the construction space and get username:domain. my $uname; my $udom; - ($uname,$udom)= - &Apache::loncacc::constructaccess( - $fn,$r->dir_config('lonDefDomain')); + ($uname,$udom)=&Apache::lonnet::constructaccess($r->uri); unless (($uname) && ($udom)) { - $r->log_reason($uname.' at '.$udom. - ' trying to list directory '.$ENV{'form.filename'}. - ' ('.$fn.') - not authorized', - $r->filename); return HTTP_NOT_ACCEPTABLE; } - # Remove trailing / from directory name. +# ----------------------------------------------------------- Start page output + my $fn=$r->filename; $fn=~s/\/$//; - unless ($fn) { - $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}. - ' trying to list empty directory', $r->filename); - return HTTP_NOT_FOUND; - } - -# ----------------------------------------------------------- Start page output - my $thisdisfn=$fn; - $thisdisfn=~s/^\/home\/$uname\/public_html//; # subdirectory part of - # construction space. my $docroot=$r->dir_config('lonDocRoot'); # Apache londocument root. + $thisdisfn=~s/^\Q$docroot\E\/priv//; - my $resdir=$docroot.'/res/'.$udom.'/'.$uname.$thisdisfn; # Resource directory - my $targetdir=$udom.'/'.$uname.$thisdisfn; # Publiction target directory. - my $linkdir='/priv/'.$uname.$thisdisfn; # Full URL name of constr space. + my $resdir=$docroot.'/res'.$thisdisfn; # Resource directory + my $targetdir='/res'.$thisdisfn; # Publication target directory. + my $linkdir='/priv'.$thisdisfn; # Full URL name of constr space. my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom); &startpage($r, $uname, $udom, $thisdisfn); # Put out the start of page. + &dircontrols($r,$uname,$udom,$thisdisfn); # Put out actions for directory, + # browse/upload + new file page. + &resourceactions($r,$uname,$udom,$thisdisfn); #Put out form used for printing/deletion etc. + + my $numdir = 0; + my $numres = 0; - # Start off the directory table. + # Retrieving value for sortby from QUERY_STRING + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},['sortby']); - $r->print(''. - ''. - ''); + # Default sort by 'Name' + if (! exists($env{'form.sortby'})) { + $env{'form.sortby'} = 'filename'; + } + + # Start off the directory table. + $r->print(&Apache::loncommon::start_data_table() + .&Apache::loncommon::start_data_table_header_row() + .'' + .'' + .'' + .'' + .'' + .'' + .&Apache::loncommon::end_data_table_header_row() + ); my $filename; my $dirptr=16384; # Mask indicating a directory in stat.cmode. opendir(DIR,$fn); + my $filehash = {}; + my $sortby = $env{'form.sortby'}; my @files=sort {uc($a) cmp uc($b)} (readdir(DIR)); foreach my $filename (@files) { - my ($cdev,$cino,$cmode,$cnlink, - $cuid,$cgid,$crdev,$csize, - $catime,$cmtime,$cctime, - $cblksize,$cblocks)=stat($fn.'/'.$filename); - - my $extension=''; - if ($filename=~/\.(\w+)$/) { $extension=$1; } - if ($cmode&$dirptr) { - putdirectory($r, $thisdisfn, $linkdir, $filename, $cmtime,$targetdir,\%bombs); - } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') { - putresource($r, $uname, $filename, $thisdisfn, $resdir, - $targetdir, $linkdir, $cmtime,\%bombs); - } else { - # "hidden" extension and not a directory, so hide it away. + next if ($filename eq '.DS_Store'); + my ($cmode,$cmtime)=(stat($fn.'/'.$filename))[2,9]; + # If you want to sort by "last modified", we need to make this hash. + if ($sortby eq 'cmtime') { + $filehash->{ $filename } = {"cmtime" => $cmtime,}; } - } + # Otherwise sort by name. Don't bother with filehash. Continue printing contents. + else { + my $extension=''; + if ($filename=~/\.(\w+)$/) { $extension=$1; } + if ($cmode&$dirptr) { + &putdirectory($r, $thisdisfn, $linkdir, $filename, $cmtime,$targetdir,\%bombs,\$numdir); + } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') { + &putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir, + $targetdir, $linkdir, $cmtime,\%bombs,\$numres); + } else { + # "hidden" extension and not a directory, so hide it away. + } + } + }; + + # Sorting files by "last modified" if that's what you selected + if ($sortby eq 'cmtime') { + my @sorted_files = sort { + $filehash->{$b}->{$sortby} <=> $filehash->{$a}->{$sortby} + } (keys(%{$filehash})); + foreach my $filename (@sorted_files) { + my ($cmode,$cmtime)=(stat($fn.'/'.$filename))[2,9]; + my $extension=''; + if ($filename=~/\.(\w+)$/) { $extension=$1; } + if ($cmode&$dirptr) { + &putdirectory($r, $thisdisfn, $linkdir, $filename, $cmtime,$targetdir,\%bombs,\$numdir); + } elsif (&Apache::loncommon::fileembstyle($extension) ne 'hdn') { + &putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir, + $targetdir, $linkdir, $cmtime,\%bombs,\$numres); + } else { + # "hidden" extension and not a directory, so hide it away. + }; + }; + }; + closedir(DIR); - $r->print('
 '.&mt('Actions').''.&mt('Name').''. - &mt('Title').''.&mt('Status').''.&mt('Last Modified'). - '
'.&mt('Type').''.&mt('Actions').''.&mt('Name').' ▼'.&mt('Title').''.&mt('Status').''.&mt('Last Modified').' ▼
'); + $r->print(&Apache::loncommon::end_data_table() + .&Apache::loncommon::end_page() + ); return OK; } -# -# Gets the effective URL of the request and returns it: -# $effn = getEffectiveUrl($r); -# $r - The Apache Request object. -sub getEffectiveUrl { - my $r = shift; - my $fn; - - if ($ENV{'form.filename'}) { # If a form filename is defined. - $fn=$ENV{'form.filename'}; - # - # Replace the ~username of the URL with /home/username/public_html - # so that we don't have to worry about ~ expansion internally. - # - $fn=~s/^http\:\/\/[^\/]+\///; - $fn=~s/^\///; - $fn=~s/\~(\w+)/\/home\/$1\/public_html/; - - # Remove trailing / strings (?) - - $fn=~s/\/[^\/]+$//; - } else { - # If no form is defined, use request filename. - $fn = $r->filename(); - my $lonDocRoot=$r->dir_config('lonDocRoot'); - if ( $fn =~ /$lonDocRoot/ ) { - #internal authentication, needs fixup. - $fn = $r->uri(); # non users do not get the full path request - # through SCRIPT_FILENAME - $fn=~s|^/~(\w+)|/home/$1/public_html|; - } - } - $fn=~s/\/+/\//g; - return $fn; -} + # # Output the header of the page. This includes: # - The HTML header @@ -173,64 +169,284 @@ sub getEffectiveUrl { sub startpage { my ($r, $uname, $udom, $thisdisfn) = @_; - &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; - - $r->print('LON-CAPA Construction Space'); - - $r->print(&Apache::loncommon::bodytag(undef,undef,undef,1)); + + my $formaction='/priv'.$thisdisfn.'/'; + $formaction=~s|/+|/|g; + &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction); + + &Apache::lonhtmlcommon::clear_breadcrumbs(); + &Apache::lonhtmlcommon::add_breadcrumb({ + 'text' => 'Authoring Space', + 'href' => &Apache::loncommon::authorspace($formaction), + }); + # breadcrumbs (and tools) will be created + # in start_page->bodytag->innerregister + + $env{'request.noversionuri'}=$formaction; + $r->print(&Apache::loncommon::start_page('Authoring Space',undef)); + + my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'}; + my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,"$londocroot/priv/$udom/$uname"); + my $disk_quota = &Apache::loncommon::get_user_quota($uname,$udom,'author'); #expressed in Mb + $disk_quota = 1000 * $disk_quota; # convert from Mb to kb + + $r->print(&Apache::loncommon::head_subbox( + '
' + .&Apache::lonhtmlcommon::display_usage($current_disk_usage,$disk_quota) + .'
' + .&Apache::loncommon::CSTR_pageheader())); + + my $esc_thisdisfn = &Apache::loncommon::escape_single($thisdisfn); + my $doctitle = 'LON-CAPA '.&mt('Authoring Space'); + my $newname = &mt('New Name'); my $pubdirscript=(< + ENDPUBDIRSCRIPT + $r->print($pubdirscript); +} - $r->print('

'.&mt('Construction Space Directory').'

'. - ''. - $pubdirscript. - '
'. - '
'. - ''. - ''. - ''. -'
'.&mt('Force publication of unmodified files').'. 
'); - - if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) { - $r->print('

'.&mt('Co-Author').': '.$uname.' at '.$udom. - '

'); - } - my $formaction='/priv/'.$uname.'/'.$thisdisfn.'/'; - $formaction=~s/\/+/\//g; - $r->print('
'. - &Apache::lonhtmlcommon::crumbs($uname.'/'.$thisdisfn.'/','_top','/priv'). - &Apache::lonhtmlcommon::select_recent('construct','recent', - 'this.form.action=this.form.recent.value;this.form.submit()'). - '
'); - &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction); +sub dircontrols { + my ($r,$uname,$udom,$thisdisfn) = @_; + my %lt=&Apache::lonlocal::texthash( + cnpd => 'Cannot publish directory', + cnrd => 'Cannot retrieve directory', + mcdi => 'Must create new subdirectory inside a directory', + pubr => 'Publish this Resource', + pubd => 'Publish this Directory', + dedr => 'Delete Directory', + rtrv => 'Retrieve Old Version', + list => 'List Directory', + uplo => 'Upload file', + dele => 'Delete', + edit => 'Edit Metadata', + sela => 'Select Action', + nfil => 'New file', + nhtm => 'New HTML file', + nprb => 'New problem', + npag => 'New assembled page', + nseq => 'New assembled sequence', + ncrf => 'New custom rights file', + nsty => 'New style file', + nlib => 'New library file', + nbt => 'New bridgetask file', + nsub => 'New subdirectory', + renm => 'Rename current file to', + move => 'Move current file to', + copy => 'Copy current file to', + type => 'Type Name Here', + go => 'Go', + prnt => 'Print contents of directory', + crea => 'Create a new directory or LON-CAPA document', + acti => 'Actions for current directory', + updc => 'Upload a new document', + pick => 'Please select an action to perform using the new filename', + ); + my $mytype = $lt{'type'}; # avoid conflict with " and ' in javascript + $r->print(< +
+
+
+ $lt{'acti'} + + +
+
+
+ + +
+
+ +
+
+ +
+
+
+ $lt{'updc'} + + + +
+
+
+ +
+
+
+ $lt{'crea'} + + + +    + +
+
+
+ +END +} + +sub resourceactions { + my ($r,$uname,$udom,$thisdisfn) = @_; + $r->print(< + + + + +
+ + +
+
+ + +
+
+ +
+
+ +
+
+ +
+END } # @@ -263,172 +479,283 @@ sub getSourceRightString { } # # Put out a directory table row: -# putdirectory(r, base, here, dirname, modtime) -# r - Apache request object. -# reqfile - File in request. -# here - Where we are in directory tree. -# dirname - Name of directory special file. -# modtime - Encoded modification time. -# +# putdirectory(r, base, here, dirname, modtime, targetdir, bombs, numdir) +# r - Apache request object. +# reqfile - File in request. +# here - Where we are in directory tree. +# dirname - Name of directory special file. +# modtime - Encoded modification time. +# targetdir - Publication target directory. +# bombs - Reference to hash of URLs with runtime error messages. +# numdir - Reference to scalar used to track number of sub-directories +# in directory (used in form name for each "actions" dropdown). +# sub putdirectory { - my ($r, $reqfile, $here, $dirname, $modtime, $resdir, $bombs) = @_; - - # construct the display filename: the directory name unless ..: - + my ($r, $reqfile, $here, $dirname, $modtime, $targetdir, $bombs, $numdir) = @_; + +# construct the display filename: the directory name unless ..: + + my $actionitem; + my $disfilename = $dirname; - if ($dirname eq '..') { - $disfilename = ''.&mt('Parent Directory').''; - } - unless (( ($dirname eq '..') && ($reqfile eq '')) || - ($dirname eq '.')) { - my $kaputt=0; - foreach (keys %{$bombs}) { - if ($_=~m:^\Q$resdir\E/\Q$disfilename\E/:) { $kaputt=1; last; } - } +# Don't display directory itself, and there is no way up from root directory + unless ((($dirname eq '..') && ($reqfile=~/^\/[^\/]+\/[^\/]+$/)) || ($dirname eq '.')) { + my $kaputt=0; + if (ref($bombs) eq 'HASH') { + foreach my $key (keys(%{$bombs})) { + my $currentdir = &Apache::lonnet::declutter("$targetdir/$disfilename"); + if (($key) =~ m{^\Q$currentdir\E/}) { $kaputt=1; last; } + } + } +# +# Get the metadata from that directory's default.meta to display titles +# %Apache::lonpublisher::metadatafields=(); %Apache::lonpublisher::metadatakeys=(); - my $construct=$here; - $construct=~s:^/priv/(\w+)$:/home/$1/public_html:; - &Apache::lonpublisher::metaeval(&Apache::lonnet::getfile( - $construct.'/'.$dirname.'/default.meta' - )); - $r->print(''. + &Apache::lonpublisher::metaeval( + &Apache::lonnet::getfile($r->dir_config('lonDocRoot').$here.'/'.$dirname.'/default.meta') + ); + if ($dirname eq '..') { + $actionitem = &mt('Go to ...'); + $disfilename = ''.&mt('Parent Directory').''; + } else { + $actionitem = + '
'. + ''. + ''. + ''. + ''. + '
'; + $$numdir ++; + } + $r->print(''. ''. - ''.&mt('Go to ...').''. - ''. - $disfilename.''. - ''.($kaputt?&Apache::lonhtmlcommon::authorbombs($resdir.'/'.$disfilename.'/'):'').$Apache::lonpublisher::metadatafields{'title'}.' '. - $Apache::lonpublisher::metadatafields{'subject'}.' '. - $Apache::lonpublisher::metadatafields{'keywords'}.''. + $Apache::lonnet::perlvar{'lonIconsURL'}.'/navmap.folder.closed.gif" alt="folder" />'. + ''.$actionitem.''. + ''. + $disfilename.''. + ''.($kaputt?&Apache::lonhtmlcommon::authorbombs($targetdir.'/'.$disfilename.'/'):'').$Apache::lonpublisher::metadatafields{'title'}); + if ($Apache::lonpublisher::metadatafields{'subject'} ne '') { + $r->print(' '. + $Apache::lonpublisher::metadatafields{'subject'}. + ' '); + } + $r->print($Apache::lonpublisher::metadatafields{'keywords'}.''. ''.&Apache::lonlocal::locallocaltime($modtime).''. "\n"); - } + } return OK; } # # Put a table row for a file resource. # sub putresource { - my ($r, $uname, $filename, $thisdisfn, + my ($r, $udom, $uname, $filename, $thisdisfn, $resdir, $targetdir, $linkdir, - $cmtime,$bombs) = @_; - + $cmtime,$bombs,$numres) = @_; + &Apache::lonnet::devalidate_cache_new('meta',$targetdir.'/'.$filename); + my $pubstatus = 'unpublished'; my $status=&mt('Unpublished'); - my $bgcolor='#FFAA99'; - my $title=' '; + my $css_class='LC_browser_file'; + my $title=''; my $publish_button=&mt('Publish'); - my $action_buttons= - '
'. - &mt('Delete').''; + my $cstr_dir = $r->dir_config('lonDocRoot').'/priv'.$thisdisfn; + my $linkfilename=&HTML::Entities::encode('/priv'.$thisdisfn.'/'.$filename,'<>&"'); + if (-e $resdir.'/'.$filename) { + my $same=0; my ($rdev,$rino,$rmode,$rnlink, $ruid,$rgid,$rrdev,$rsize, $ratime,$rmtime,$rctime, $rblksize,$rblocks)=stat($resdir.'/'.$filename); - $publish_button=&mt('Re-Publish'); - if ($rmtime>=$cmtime) { - $status=&mt('Published').'
'. - &mt(&getCopyRightString($targetdir.'/'.$filename)).' '. - &mt(&getSourceRightString($targetdir.'/'.$filename)); - $bgcolor='#CCFF88'; + if ($rmtime>=$cmtime) { + $same=1; + } else { + if (&Apache::londiff::are_different_files($resdir.'/'.$filename, + $cstr_dir.'/'.$filename)) { + $same=0; + } else { + $same=1; + } + } + my $meta_cmtime = (stat($cstr_dir.'/'.$filename.'.meta'))[9]; + my $meta_rmtime = (stat($resdir.'/'.$filename.'.meta'))[9]; + my $meta_same = 1; + if ($meta_rmtime < $meta_cmtime + && &Apache::londiff::are_different_files($resdir.'/'.$filename.'.meta', + $cstr_dir.'/'.$filename.'.meta')) { + $meta_same = 0; + } + $publish_button=&mt('Re-publish'); + + my $rights_status = + &mt(&getCopyRightString($targetdir.'/'.$filename)).', '; + + my %lt_SourceRight = &Apache::lonlocal::texthash( + 'open' => 'Source: open', + 'closed' => 'Source: closed', + ); + $rights_status .= + $lt_SourceRight{&getSourceRightString($targetdir.'/'.$filename)}; + + $title = ''. + &getTitleString($targetdir.'/'.$filename).''; + if ($same) { if (&Apache::lonnet::metadata($targetdir.'/'.$filename,'obsolete')) { + $pubstatus = 'obsolete'; $status=&mt('Obsolete'); - $bgcolor='#AAAAAA'; - } else { - $action_buttons=''; + } else { + if (!$meta_same) { + $pubstatus = 'metamodified'; + } else { + $pubstatus = 'published'; + } + $status=&mt('Published'). + '
'. $rights_status; } - $title=''. - &getTitleString($targetdir.'/'.$filename).''; } else { - $status=&mt('Modified').'
'. - &mt(&getCopyRightString($targetdir.'/'.$filename)).' '. - &mt(&getSourceRightString($targetdir.'/'.$filename)); - $bgcolor='#FFFF77'; - $action_buttons=''; - $title=''. - &getTitleString($targetdir.'/'.$filename).''; + $pubstatus = 'modified'; + $status=&mt('Modified'). + '
'. $rights_status; if (&Apache::loncommon::fileembstyle(($filename=~/\.(\w+)$/)) eq 'ssi') { - $status.='
'.&mt('Diffs').''; + $status.='
'. + &Apache::loncommon::modal_link( + '/adm/diff?filename='.$linkfilename.'&versiontwo=priv', + &mt('Diffs'),600,500); } + } + if (!$meta_same) { + $title = &mt('Metadata Modified').'
'.$title. + '
'. + &Apache::loncommon::modal_link( + '/adm/diff?filename='.$linkfilename.'.meta'.'&versiontwo=priv', + &mt('Metadata Diffs'),600,500); + $title.="\n".'
'. + &Apache::loncommon::modal_link( + '/adm/retrieve?filename='.$linkfilename.'.meta&inhibitmenu=yes&add_modal=yes', + &mt('Retrieve Metadata'),600,500); } - $title.='
'. - ($$bombs{$targetdir.'/'.$filename}?'':'Edit Metadata').''; - $status.='
'.&mt('Retrieve').''; + $status.="\n".'
'. + &Apache::loncommon::modal_link( + '/adm/retrieve?filename='.$linkfilename.'&inhibitmenu=yes&add_modal=yes',&mt('Retrieve'),600,500); } + # Allow editing metadata of published and unpublished resources + $title .= "\n".'
' if ($title); + $title .= ''. + ($$bombs{&Apache::lonnet::declutter($targetdir.'/'.$filename)}? + ''.&mt('bomb').'': + &mt('Edit Metadata')). + ''; + my $editlink=''; my $editlink2=''; if ($filename=~/\.(xml|html|htm|xhtml|xhtm|sty)$/) { - $editlink='
('.&mt('Edit').')'; + $editlink='
('.&mt('Edit').')'; + } + if ($filename=~/$LONCAPA::assess_re/) { + $editlink=' ('.&mt('EditXML').')'; + $editlink2='
('.&mt('Edit').')'; } - if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library)$/) { - $editlink=' ('.&mt('EditXML').')'; - $editlink2='
('.&mt('Edit').')'; + if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm|sty)$/) { + $editlink.=' ('.&mt('Clean Up').')'; } if ($filename=~/\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) { - $editlink=' ('.&mt('Decompress').')'; + $editlink=' ('.&mt('Decompress').')'; } - $r->print(''. + my $pub_select = ''; + &create_pubselect($r,\$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres); + $r->print(&Apache::loncommon::start_data_table_row(). ''.($filename=~/[\#\~]$/?' ': - ''). - ''.$publish_button.''. - $action_buttons. - ''. - ''. - ''. - $filename.''.$editlink2.$editlink. + '').''. + ''.$pub_select.''. + ''. + ''. + $filename.''.$editlink2.$editlink. ''. ''.$title.''. - ''.$status.''. + '  '. # Display publication status + ''.$status.''. ''.&Apache::lonlocal::locallocaltime($cmtime).''. - "\n"); + &Apache::loncommon::end_data_table_row() + ); return OK; } -# -# Categorize files in the directory. -# For each file in a list of files in a file directory, -# the file categorized as one of: -# - directory -# - sequence -# - problem -# - Other resource. -# -# For each file the modification date is determined as well. -# Returned is a list of sublists: -# (directories, sequences, problems, other) -# each of the sublists contains entries of the following form (sorted by -# filename): -# (filename, typecode, lastmodtime) -# -# $list = CategorizeFiles($location, $files) -# $location - Directory in which the files live (relative to our -# execution. -# $files - list of files. -# -sub CategorizeFiles { - my $location = shift; - my $files = shift; + +sub create_pubselect { + my ($r,$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres) = @_; + $$pub_select = ' +
+ + +
'; + $$numres ++; +} + +sub check_for_versions { + my ($r,$fn,$udom,$uname) = @_; + my $versions = 0; + my $docroot=$r->dir_config('lonDocRoot'); + my $resfn=$docroot.'/res/'.$udom.'/'.$uname.$fn; + my $resdir=$resfn; + $resdir=~s/\/[^\/]+$/\//; + $fn=~/\/([^\/]+)\.(\w+)$/; + my $main=$1; + my $suffix=$2; + opendir(DIR,$resdir); + while (my $filename=readdir(DIR)) { + if ($filename=~/^\Q$main\E\.(\d+)\.\Q$suffix\E$/) { + $versions ++; + } + } + return $versions; } 1; __END__ + =head1 NAME -Apache::lonpubdir - Construction space directory lister +Apache::lonpubdir - Authoring space directory lister =head1 SYNOPSIS Invoked (for various locations) by /etc/httpd/conf/srm.conf: - + PerlAccessHandler Apache::loncacc SetHandler perl-script PerlHandler Apache::lonpubdir @@ -475,4 +802,48 @@ run through list of files and attempt to =back +=head1 SUBROUTINES: + +=over + +=item startpage($r, $uame, $udom, $thisdisfn) + +Output the header of the page. This includes: + - The HTML header + - The H1/H3 stuff which includes the directory. + + startpage($r, $uame, $udom, $thisdisfn); + $r - The apache request object. + $uname - User name. + $udom - Domain name the user is logged in under. + $thisdisfn - Displayable version of the filename. + +=item getTitleString($fullname) + + Get the title string or "[untitled]" if the file has no title metadata: + Without the latter substitution, it's impossible to examine metadata for + untitled resources. Resources may be legitimately untitled, to prevent + searches from locating them. + + $str = getTitleString($fullname); + $fullname - Fully qualified filename to check. + +=item putdirectory($r, $base, $here, $dirname, $modtime, $targetdir, $bombs, + $numdir) + + Put out a directory table row: + + $r - Apache request object. + $reqfile - File in request. + $here - Where we are in directory tree. + $dirname - Name of directory special file. + $modtime - Encoded modification time. + targetdir - Publication target directory. + bombs - Reference to hash of URLs with runtime error messages. + numdir - Reference to scalar used to track number of sub-directories + in directory (used in form name for each "actions" dropdown). + +=back + =cut +