--- loncom/publisher/lonpubdir.pm 2008/11/17 13:41:10 1.113 +++ loncom/publisher/lonpubdir.pm 2008/11/20 15:19:28 1.114 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # Construction Space Directory Lister # -# $Id: lonpubdir.pm,v 1.113 2008/11/17 13:41:10 schafran Exp $ +# $Id: lonpubdir.pm,v 1.114 2008/11/20 15:19:28 jms Exp $ # # Copyright Michigan State University Board of Trustees # @@ -27,118 +27,6 @@ # ### -=head1 NAME - -Apache::lonpubdir - Construction space directory lister - -=head1 SYNOPSIS - -Invoked (for various locations) by /etc/httpd/conf/srm.conf: - - - PerlAccessHandler Apache::loncacc - SetHandler perl-script - PerlHandler Apache::lonpubdir - ErrorDocument 403 /adm/login - ErrorDocument 404 /adm/notfound.html - ErrorDocument 406 /adm/unauthorized.html - ErrorDocument 500 /adm/errorhandler - - - - PerlAccessHandler Apache::lonacc - SetHandler perl-script - PerlHandler Apache::lonpubdir - ErrorDocument 403 /adm/login - ErrorDocument 404 /adm/notfound.html - ErrorDocument 406 /adm/unauthorized.html - ErrorDocument 500 /adm/errorhandler - - -=head1 INTRODUCTION - -This module publishes a directory of files. - -This is part of the LearningOnline Network with CAPA project -described at http://www.lon-capa.org. - -=head1 HANDLER SUBROUTINE - -This routine is called by Apache and mod_perl. - -=over 4 - -=item * - -read in information - -=item * - -start page output - -=item * - -run through list of files and attempt to publish unhidden files - -=back - -=head2 OTHER SUBROUTINES: - -=head3 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. - $thisdisfn - Displayable version of the filename. - -=head3 getTitleString($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); - $fullname - Fully qualified filename to check. - -=head3 putdirectory(r, base, here, dirname, modtime) - - Put out a directory table row: - - putdirectory($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. - $modtime - Encoded modification time. - -=head3 CategorizeFiles($location, $files) - - 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) - $files - list of files. - -=cut - package Apache::lonpubdir; use strict; @@ -898,3 +786,119 @@ sub CategorizeFiles { __END__ +=head1 NAME + +Apache::lonpubdir - Construction space directory lister + +=head1 SYNOPSIS + +Invoked (for various locations) by /etc/httpd/conf/srm.conf: + + + PerlAccessHandler Apache::loncacc + SetHandler perl-script + PerlHandler Apache::lonpubdir + ErrorDocument 403 /adm/login + ErrorDocument 404 /adm/notfound.html + ErrorDocument 406 /adm/unauthorized.html + ErrorDocument 500 /adm/errorhandler + + + + PerlAccessHandler Apache::lonacc + SetHandler perl-script + PerlHandler Apache::lonpubdir + ErrorDocument 403 /adm/login + ErrorDocument 404 /adm/notfound.html + ErrorDocument 406 /adm/unauthorized.html + ErrorDocument 500 /adm/errorhandler + + +=head1 INTRODUCTION + +This module publishes a directory of files. + +This is part of the LearningOnline Network with CAPA project +described at http://www.lon-capa.org. + +=head1 HANDLER SUBROUTINE + +This routine is called by Apache and mod_perl. + +=over 4 + +=item * + +read in information + +=item * + +start page output + +=item * + +run through list of files and attempt to publish unhidden files + +=back + +=head1 SUBROUTINES: + +=over + +=item startpage($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); + $fullname - Fully qualified filename to check. + +=item putdirectory(r, base, here, dirname, modtime) + + Put out a directory table row: + + putdirectory($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. + $modtime - Encoded modification time. + +=item CategorizeFiles($location, $files) + + 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. + +=back + +=cut +