--- loncom/publisher/lonpubdir.pm 2012/10/29 17:38:55 1.144 +++ loncom/publisher/lonpubdir.pm 2016/11/30 18:38:48 1.170 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA -# Construction Space Directory Lister +# Authoring Space Directory Lister # -# $Id: lonpubdir.pm,v 1.144 2012/10/29 17:38:55 raeburn Exp $ +# $Id: lonpubdir.pm,v 1.170 2016/11/30 18:38:48 damieng Exp $ # # Copyright Michigan State University Board of Trustees # @@ -40,123 +40,368 @@ use Apache::lonlocal; use Apache::lonmsg; use Apache::lonmenu; use Apache::lonnet; -use LONCAPA; +use LONCAPA qw(:DEFAULT :match); sub handler { - my $r=shift; + my $r=shift; - # 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,$udom)=&Apache::lonnet::constructaccess($r->uri); - unless (($uname) && ($udom)) { - return HTTP_NOT_ACCEPTABLE; - } + my ($uname,$udom)=&Apache::lonnet::constructaccess($r->uri); + unless (($uname) && ($udom)) { + return HTTP_NOT_ACCEPTABLE; + } # ----------------------------------------------------------- Start page output - my $fn=$r->filename; - $fn=~s/\/$//; + my $fn=$r->filename; + $fn=~s/\/$//; + my $thisdisfn=$fn; + + my $docroot=$r->dir_config('lonDocRoot'); # Apache londocument root. + if ($thisdisfn eq "$docroot/priv/$udom") { + if ((-d "/home/$uname/public_html/") && (!-e "$docroot/priv/$udom/$uname")) { + my ($version) = ($r->dir_config('lonVersion') =~ /^\'?(\d+\.\d+)\./); + &Apache::loncommon::content_type($r,'text/html'); + $r->send_http_header; + + &Apache::lonhtmlcommon::clear_breadcrumbs(); + my $js = ''; + $r->print(&Apache::loncommon::start_page('Authoring Space', $js). + '
'. + '

'. + &mt('Your Authoring Space is currently in the location used by LON-CAPA version 2.10 and older, but your domain is using a newer LON-CAPA version ([_1]).',$version).'

'. + '

'. + &mt('Please ask your Domain Coordinator to move your Authoring Space to the new location.'). + '

'. + '
'. + &Apache::loncommon::end_page()); + return OK; + } + } + $thisdisfn=~s/^\Q$docroot\E\/priv//; + + 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 $cstr = 'author'; + my ($crsauthor,$crstype); + if ($env{'request.course.id'}) { + my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'}; + my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'}; + if ($thisdisfn =~ m{^/\Q$cdom/$cnum\E}) { + $crsauthor = 1; + $cstr = 'course'; + $crstype = &Apache::loncommon::course_type(); + } + } + + my %bombs=&Apache::lonmsg::all_url_author_res_msg($uname,$udom); + + my $londocroot = $Apache::lonnet::perlvar{'lonDocRoot'}; + my $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname, + "$londocroot/priv/$udom/$uname"); # expressed in kB + my $disk_quota = &Apache::loncommon::get_user_quota($uname,$udom, + $cstr,$crstype); # expressed in MB + + # Put out the start of page. + &startpage($r, $uname, $udom, $thisdisfn, $current_disk_usage, $disk_quota, $crsauthor); + + if (!-d $fn) { + if (-e $fn) { + $r->print('

'.&mt('Requested item is a file not a directory.').'

'); + } else { + $r->print('

'.&mt('The requested subdirectory does not exist.').'

'); + } + $r->print(&Apache::loncommon::end_page()); + return OK; + } + my @files; + if (opendir(DIR,$fn)) { + @files = grep(!/^\.+$/,readdir(DIR)); + closedir(DIR); + } else { + $r->print('

'.&mt('Could not open directory.').'

'); + $r->print(&Apache::loncommon::end_page()); + return OK; + } - my $thisdisfn=$fn; - my $docroot=$r->dir_config('lonDocRoot'); # Apache londocument root. - $thisdisfn=~s/^\Q$docroot\E\/priv//; - - 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,$thisdisfn); #Put out form used for printing/deletion etc. + # Put out actions for directory, browse/upload + new file page. + &dircontrols($r,$uname,$udom,$thisdisfn, $current_disk_usage, $disk_quota); + &resourceactions($r,$uname,$udom,$thisdisfn); # Put out form used for printing/deletion etc. - my $numdir = 0; - my $numres = 0; + my $numdir = 0; + my $numres = 0; - # Start off the directory table. - $r->print(&Apache::loncommon::start_data_table() - .&Apache::loncommon::start_data_table_header_row() + if ((@files == 0) && ($thisdisfn =~ m{^/$match_domain/$match_username})) { + if ($thisdisfn =~ m{^/$match_domain/$match_username$}) { + $r->print('

'.&mt('This Authoring Space is currently empty.').'

'); + } else { + $r->print('

'.&mt('This subdirectory is currently empty.').'

'); + } + $r->print(&Apache::loncommon::end_page()); + return OK; + } + + # Retrieving value for "sortby" and "sortorder" from QUERY_STRING + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['sortby','sortorder']); + + # Sort by name as default, not reversed + if (! exists($env{'form.sortby'})) { $env{'form.sortby'} = 'filename' } + if (! exists($env{'form.sortorder'})) { $env{'form.sortorder'} = '' } + my $sortby = $env{'form.sortby'}; + my $sortorder = $env{'form.sortorder'}; + + # Order in which columns are displayed from left to right + my @order = ('filetype','actions','filename','title', + 'pubstatus','cmtime','size'); + + # Up and down arrows to indicate sort order + my @arrows = (' ▲',' ▼',''); + + # Default sort order and column title + my %columns = ( + filetype => { + order => 'ascending', + text => &mt('Type'), + }, + actions => { + # Not sortable + text => &mt('Actions'), + }, + filename => { + order => 'ascending', + text => &mt('Name'), + }, + title => { + order => 'ascending', + text => &mt('Title'), + }, + pubstatus => { + order => 'ascending', + text => &mt('Status'), + colspan => '2', + }, + cmtime => { + order => 'descending', + text => &mt('Last Modified'), + }, + size => { + order => 'ascending', + text => &mt('Size').' (kB)', + }, + ); + + # Print column headers + my $output = ''; + foreach my $key (@order) { + my $idx; + # Append an up or down arrow to sorted column + if ($sortby eq $key) { + $idx = ($columns{$key}{order} eq 'ascending') ? 0:1; + if ($sortorder eq 'rev') { $idx ++; } + $idx = $idx%2; + } else { $idx = 2; } # No arrow if column is not sorted + $output .= (($columns{$key}{order}) ? + '' + .$columns{$key}{text}.$arrows[$idx].'' : + ''.$columns{$key}{text}.''); + } + +my $result = ""; + $r->print($result); + + $r->print('
'.&Apache::loncommon::start_data_table() + .'' + .&Apache::loncommon::start_data_table_header_row() . $output + .&Apache::loncommon::end_data_table_header_row() + ); + + my $dirptr=16384; # Mask indicating a directory in stat.cmode. + my $filehash = {}; + foreach my $filename (@files) { + # Skip .DS_Store, .DAV and hidden files + my ($extension) = ($filename=~/\.(\w+)$/); + next if (($filename eq '.DS_Store') + || ($filename eq '.DAV') + || (&Apache::loncommon::fileembstyle($extension) eq 'hdn') + || ($filename =~ /^\._/)); + + my ($cmode,$csize,$cmtime)=(stat($fn.'/'.$filename))[2,7,9]; + my $linkfilename = &HTML::Entities::encode('/priv'.$thisdisfn.'/'.$filename,'<>&"'); + # Identify type of file according to icon used + my ($filetype) = (&Apache::loncommon::icon($filename) =~ m{/(\w+).gif$}); + my $cstr_dir = $r->dir_config('lonDocRoot').'/priv'.$thisdisfn; + my $meta_same = &isMetaSame($cstr_dir, $resdir, $filename); + + # Store size, title, and status for files but not directories + my $size = (!($cmode&$dirptr)) ? $csize/1024. : 0; + my ($status, $pubstatus, $title, $fulltitle); + if (!($cmode&$dirptr)) { + ($status, $pubstatus) = &getStatus($resdir, $targetdir, $cstr_dir, + $filename, $linkfilename, $cmtime, $meta_same); + ($fulltitle, $title) = &getTitle($resdir, $targetdir, $filename, + $linkfilename, $meta_same, \%bombs); + } else { + ($status, $pubstatus) = ('',''); + ($fulltitle, $title) = ('',''); + } + + # This hash will allow sorting + $filehash->{ $filename } = { + "cmtime" => $cmtime, + "size" => $size, + "cmode" => $cmode, + "filetype" => $filetype, + "title" => $title, + "fulltitle" => $fulltitle, + "status" => $status, + "pubstatus" => $pubstatus, + "linkfilename" => $linkfilename, + } + } + + my @sorted_files; + # Sorting by something other than "Name". Name is the secondary key. + if ($sortby =~ m{cmtime|size}) { # Numeric fields + # First check if order should be reversed + if ($sortorder eq "rev") { + @sorted_files = sort { + $filehash->{$a}->{$sortby} <=> $filehash->{$b}->{$sortby} + or + uc($a) cmp uc($b) + } (keys(%{$filehash})); + } else { + @sorted_files = sort { + $filehash->{$b}->{$sortby} <=> $filehash->{$a}->{$sortby} + or + uc($a) cmp uc($b) + } (keys(%{$filehash})); + } + } elsif ($sortby =~ m{filetype|title|status}) { # String fields + if ($sortorder eq "rev") { + @sorted_files = sort { + $filehash->{$b}->{$sortby} cmp $filehash->{$a}->{$sortby} + or + uc($a) cmp uc($b) + } (keys(%{$filehash})); + } else { + @sorted_files = sort { + $filehash->{$a}->{$sortby} cmp $filehash->{$b}->{$sortby} + or + uc($a) cmp uc($b) + } (keys(%{$filehash})); + } + + # Sort by "Name" is the default + } else { + if ($sortorder eq "rev") { + @sorted_files = sort {uc($b) cmp uc($a)} (keys(%{$filehash})); + } else { + @sorted_files = sort {uc($a) cmp uc($b)} (keys(%{$filehash})); + } + } + + # Print the sorted resources + foreach my $filename (@sorted_files) { + if ($filehash->{$filename}->{"cmode"}&$dirptr) { # Directories + &putdirectory($r, $thisdisfn, $linkdir, $filename, + $filehash->{$filename}->{"cmtime"}, + $targetdir, \%bombs, \$numdir); + } else { # Files + &putresource($r, $udom, $uname, $filename, $thisdisfn, $resdir, + $targetdir, $linkdir, $filehash->{$filename}->{"cmtime"}, + $filehash->{$filename}->{"size"}, \$numres, + $filehash->{$filename}->{"linkfilename"}, + $filehash->{$filename}->{"fulltitle"}, + $filehash->{$filename}->{"status"}, + $filehash->{$filename}->{"pubstatus"}); + } + } + + $r->print(&Apache::loncommon::end_data_table() + .'
' .&Apache::loncommon::end_page() ); return OK; } -# + + # Output the header of the page. This includes: # - The HTML header # - The H1/H3 stuff which includes the directory. # -# startpage($r, $uame, $udom, $thisdisfn); +# startpage($r, $uame, $udom, $thisdisfn, $current_disk_usage, $disk_quota); # $r - The apache request object. # $uname - User name. # $udom - Domain name the user is logged in under. # $thisdisfn - Displayable version of the filename. +# $current_disk_usage - User's current disk usage (in kB). +# $disk_quota - Disk quota for user's authoring space (in MB). +# $crstype - Course type, if this is for "course author" sub startpage { - my ($r, $uname, $udom, $thisdisfn) = @_; + my ($r, $uname, $udom, $thisdisfn, $current_disk_usage, $disk_quota, $crsauthor) = @_; &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; my $formaction='/priv'.$thisdisfn.'/'; $formaction=~s|/+|/|g; - &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction); + + my $title; + if ($crsauthor) { + $title = 'Course Authoring'; + } else { + $title = 'Authoring Space'; + &Apache::lonhtmlcommon::store_recent('construct',$formaction,$formaction); + } &Apache::lonhtmlcommon::clear_breadcrumbs(); &Apache::lonhtmlcommon::add_breadcrumb({ - 'text' => 'Construction Space', + 'text' => $title, 'href' => &Apache::loncommon::authorspace($formaction), }); # breadcrumbs (and tools) will be created # in start_page->bodytag->innerregister $env{'request.noversionuri'}=$formaction; - $r->print(&Apache::loncommon::start_page('Construction Space',undef)); + my $js = ''; + $r->print(&Apache::loncommon::start_page($title, $js)); + + $disk_quota = 1024 * $disk_quota; # convert from MB to kB $r->print(&Apache::loncommon::head_subbox( - &Apache::loncommon::CSTR_pageheader())); + '
' + .&Apache::lonhtmlcommon::display_usage($current_disk_usage, + $disk_quota,'authoring') + .'
' + .&Apache::loncommon::CSTR_pageheader())); my $esc_thisdisfn = &Apache::loncommon::escape_single($thisdisfn); - my $doctitle = 'LON-CAPA '.&mt('Construction Space'); + my $doctitle = 'LON-CAPA '.&mt($title); my $newname = &mt('New Name'); my $pubdirscript=(< @@ -269,7 +514,7 @@ ENDPUBDIRSCRIPT } sub dircontrols { - my ($r,$uname,$udom,$thisdisfn) = @_; + my ($r,$uname,$udom,$thisdisfn, $current_disk_usage, $disk_quota) = @_; my %lt=&Apache::lonlocal::texthash( cnpd => 'Cannot publish directory', cnrd => 'Cannot retrieve directory', @@ -300,12 +545,18 @@ sub dircontrols { go => 'Go', prnt => 'Print contents of directory', crea => 'Create a new directory or LON-CAPA document', + qs => 'Quick Search', + cs => 'Case Sensitive', + re => 'Regular Expression', 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(<printf(<
@@ -330,12 +581,13 @@ sub dircontrols {
-
+
$lt{'updc'} - + +
@@ -369,10 +621,59 @@ sub dircontrols { -    +    +
+ Quickactions: + + + + + + + + + + + +
+
+
+ $lt{'qs'} + + + + %s +
+ + +
END @@ -507,51 +808,71 @@ sub putdirectory { } $r->print($Apache::lonpublisher::metadatafields{'keywords'}.''. ''.&Apache::lonlocal::locallocaltime($modtime).''. + ''. "\n"); } - return OK; + return; } -# -# Put a table row for a file resource. -# -sub putresource { - my ($r, $udom, $uname, $filename, $thisdisfn, - $resdir, $targetdir, $linkdir, - $cmtime,$bombs,$numres) = @_; - &Apache::lonnet::devalidate_cache_new('meta',$targetdir.'/'.$filename); - my $pubstatus = 'unpublished'; - my $status=&mt('Unpublished'); - my $css_class='LC_browser_file'; + +sub getTitle { + my ($resdir, $targetdir, $filename, $linkfilename, $meta_same, $bombs) = @_; my $title=''; - my $publish_button=&mt('Publish'); - my $cstr_dir = $r->dir_config('lonDocRoot').'/priv'.$thisdisfn; - my $linkfilename=&HTML::Entities::encode('/priv'.$thisdisfn.'/'.$filename,'<>&"'); + my $titleString = &getTitleString($targetdir.'/'.$filename); + if (-e $resdir.'/'.$filename) { + $title = ''.$titleString.''; + 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); + } + } + # Allow editing metadata of published and unpublished resources + $title .= "\n".'
' if ($title); + $title .= ''. + ($$bombs{&Apache::lonnet::declutter($targetdir.'/'.$filename)}? + ''.&mt('bomb').'': + &mt('Edit Metadata')). + ''; + + return ($title, $titleString); +} + + +sub isMetaSame { + my ($cstr_dir, $resdir, $filename) = @_; + my $meta_cmtime = (stat($cstr_dir.'/'.$filename.'.meta'))[9]; + my $meta_rmtime = (stat($resdir.'/'.$filename.'.meta'))[9]; + return (&Apache::londiff::are_different_files($resdir.'/'.$filename.'.meta', + $cstr_dir.'/'.$filename.'.meta') && $meta_rmtime < $meta_cmtime) + ? 0 : 1; +} + + +sub getStatus { + my ($resdir, $targetdir, $cstr_dir, $filename, + $linkfilename, $cmtime, $meta_same) = @_; + my $pubstatus = 'unpublished'; + my $status = &mt('Unpublished'); if (-e $resdir.'/'.$filename) { - my $same=0; - my ($rdev,$rino,$rmode,$rnlink, - $ruid,$rgid,$rrdev,$rsize, - $ratime,$rmtime,$rctime, - $rblksize,$rblocks)=stat($resdir.'/'.$filename); - if ($rmtime>=$cmtime) { - $same=1; + my $same = 0; + if ((stat($resdir.'/'.$filename))[9] >= $cmtime) { + $same = 1; } else { if (&Apache::londiff::are_different_files($resdir.'/'.$filename, $cstr_dir.'/'.$filename)) { - $same=0; + $same = 0; } else { - $same=1; + $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)).', '; @@ -563,9 +884,6 @@ sub putresource { $rights_status .= $lt_SourceRight{&getSourceRightString($targetdir.'/'.$filename)}; - $title = ''. - &getTitleString($targetdir.'/'.$filename).''; if ($same) { if (&Apache::lonnet::metadata($targetdir.'/'.$filename,'obsolete')) { $pubstatus = 'obsolete'; @@ -590,37 +908,39 @@ sub putresource { &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); - } + $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')). - ''; + + return ($status, $pubstatus); +} + + +# +# Put a table row for a file resource. +# +sub putresource { + my ($r, $udom, $uname, $filename, $thisdisfn, $resdir, $targetdir, + $linkdir, $cmtime, $size, $numres, $linkfilename, $title, + $status, $pubstatus) = @_; + &Apache::lonnet::devalidate_cache_new('meta',$targetdir.'/'.$filename); 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').')'; + $editlink=' ('.&mt('EditXML').')'; + $editlink2='
('.&mt('Edit').')'; + } + if ($filename=~/\.(xml|html|htm|xhtml|xhtm)$/ || $filename=~/$LONCAPA::assess_re/) { + if ($env{'browser.type'} ne 'explorer' || $env{'browser.version'} > 9) { + my $daxeurl = '/daxepage'.$linkdir.'/'.$filename; + $editlink .= ' (Daxe)'; + } } if ($filename=~/\.(problem|exam|quiz|assess|survey|form|library|xml|html|htm|xhtml|xhtm|sty)$/) { $editlink.=' ('.&mt('Clean Up').')'; @@ -628,6 +948,7 @@ sub putresource { if ($filename=~/\.(zip|tar|bz2|gz|tar.gz|tar.bz2|tgz)$/) { $editlink=' ('.&mt('Decompress').')'; } + my $publish_button = (-e $resdir.'/'.$filename) ? &mt('Re-publish') : &mt('Publish'); my $pub_select = ''; &create_pubselect($r,\$pub_select,$udom,$uname,$thisdisfn,$filename,$resdir,$pubstatus,$publish_button,$numres); $r->print(&Apache::loncommon::start_data_table_row(). @@ -642,9 +963,10 @@ sub putresource { '  '. # Display publication status ''.$status.''. ''.&Apache::lonlocal::locallocaltime($cmtime).''. + ''.sprintf("%.1f",$size).''. &Apache::loncommon::end_data_table_row() ); - return OK; + return; } sub create_pubselect { @@ -697,16 +1019,145 @@ sub check_for_versions { $versions ++; } } + closedir(DIR); return $versions; } +sub prepareJsonTranslations { + my $json = + '{"translations":{'. + '"edit":"'.&mt('Edit').'",'. + '"editxml":"'.&mt('EditXML').'",'. + '"editmeta":"'.&mt('Edit Metadata').'",'. + '"obsolete":"'.&mt('Obsolete').'",'. + '"modified":"'.&mt('Modified').'",'. + '"published":"'.&mt('Published').'",'. + '"unpublished":"'.&mt('Unpublished').'",'. + '"diff":"'.&mt('Diff').'",'. + '"retrieve":"'.&mt('Retrieve').'",'. + '"directory":"'.&mt('Directory').'",'. + '"results":"'.&mt('Show results for keyword:').'"'. + '}}'; +} + +# gathers all files in the working directory except the ones that are already on screen +sub prepareJsonData { + my ($uname, $udom, $pathToSkip) = @_; + my $path = "/home/httpd/html/priv/$udom/$uname/"; + + # maximum number of entries, to limit workload and required storage space + my $entries = 100; + my $firstfile = 1; + my $firstdir = 1; + + my $json = '{"resources":['; + $json .= &prepareJsonData_rec($path, \$entries, \$firstfile, \$firstdir, $pathToSkip); + $json .= ']}'; + + # if the json string is invalid the whole search breaks. + # so we want to make sure that the string is valid in any case. + $json =~ s/,\s*,/,/g; + $json =~ s/\}\s*\{/\},\{/g; + $json =~ s/\}\s*,\s*\]/\}\]/g; + return $json; +} + +# recursive part of json file gathering +sub prepareJsonData_rec { + my ($path, $entries, $firstfile, $firstdir, $pathToSkip) = @_; + my $json; + my $skipThisFolder = $path =~ m/$pathToSkip\/$/?1:0; + + my @dirs; + my @resources; + my @ignored = qw(bak log meta save . ..); + +# Phase 1: Gathering + opendir(DIR,$path); + my @files=sort {uc($a) cmp uc($b)} (readdir(DIR)); + foreach my $filename (@files) { + next if ($filename eq '.DS_Store'); + + # gather all resources + if ($filename !~ /\./) { + # its a folder + push(@dirs, $filename); + } else { + # only push files we dont want to ignore + next if ($skipThisFolder); + + $filename =~ /\.(\w+?)$/; + unless (grep /$1/, @ignored) { + push(@resources, $filename); + } + } + } + closedir(DIR); + # nothing to do here if both lists are empty + return unless ( @dirs || @resources ); + +# Phase 2: Working + $$firstfile = 1; + + foreach (@dirs) { + $json .= '{"name":"'.$_.'",'. + '"path":"'.$path.$_.'",'. + '"title":"",'. + '"status":"",'. + '"cmtime":""},'; + } + + foreach (@resources) { + last if ($$entries < 1); + my $title = &getTitleString($path.$_); + + my $privpath = $path.$_; + my $respath = $privpath; + $respath =~ s/httpd\/html\/priv\//httpd\/html\/res\//; + + my $cmtime = (stat($privpath))[9]; + my $rmtime = (stat($respath))[9]; + + unless ($$firstfile) { $json .= ','; } else { $$firstfile = 0; } + + my $status = 'unpublished'; + + # if a resource is published, the published version (/html/res/filepath) gets its own modification time + # this is newer or equal then the version in your authoring space (/html/priv/filepath) + if ($rmtime >= $cmtime) { + # obsolete + if (&Apache::lonnet::metadata($respath, 'obsolete')) { + $status = 'obsolete'; + }else{ + $status = 'published'; + } + } else { + $status = 'modified'; + } + + $json .= '{"name":"'.$_.'",'. + '"path":"'.$path.'",'. + '"title":"'.$title.'",'. + '"status":"'.$status.'",'. + '"cmtime":"'.&Apache::lonlocal::locallocaltime($cmtime).'"}'; + $$entries--; + } + + foreach(@dirs) { + next if ($$entries < 1); + $json .= ','; + $json .= &prepareJsonData_rec + ($path.$_.'/', $entries, $firstfile, $firstdir, $pathToSkip); + } + return $json; +} 1; __END__ =head1 NAME -Apache::lonpubdir - Construction space directory lister +Apache::lonpubdir - Authoring space directory lister =head1 SYNOPSIS @@ -803,4 +1254,3 @@ Output the header of the page. This inc =back =cut -