--- loncom/interface/groupsort.pm 2001/08/13 14:50:53 1.2 +++ loncom/interface/groupsort.pm 2003/08/26 05:44:11 1.22 @@ -1,11 +1,35 @@ # The LearningOnline Network with CAPA -# # The LON-CAPA group sort handler -# # Allows for sorting prior to import into RAT. # +# $Id: groupsort.pm,v 1.22 2003/08/26 05:44:11 albertel Exp $ +# +# Copyright Michigan State University Board of Trustees +# +# This file is part of the LearningOnline Network with CAPA (LON-CAPA). +# +# LON-CAPA is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# LON-CAPA is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with LON-CAPA; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +# +# /home/httpd/html/adm/gpl.txt +# +# http://www.lon-capa.org/ +# # YEAR=2001 -# 8/7,8/8 Scott Harrison +# YEAR=2002 +# +### package Apache::groupsort; @@ -13,14 +37,26 @@ use strict; use Apache::Constants qw(:common); use GDBM_File; +use Apache::loncommon; my %hash; # variable to tie to user specific database my $iconpath; # variable to be accessible to multiple subroutines +sub cleanup { + if (tied(%hash)){ + &Apache::lonnet::logthis('Cleanup groupsort: hash'); + unless (untie(%hash)) { + &Apache::lonnet::logthis('Failed cleanup groupsort: hash'); + } + } +} + # ---------------------------------------------------------------- Main Handler sub handler { my $r = shift; - + + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['acts','catalogmode','mode']); # color scheme my $fileclr = '#ffffe6'; my $titleclr = '#ddffff'; @@ -29,26 +65,23 @@ sub handler { $r->send_http_header; return OK if $r->header_only; - # output start of web page - $r->print(< - -The LearningOnline Network With CAPA Group Sorter - - END - # read pertinent machine configuration my $domain = $r->dir_config('lonDefDomain'); $iconpath = $r->dir_config('lonIconsURL') . "/"; - my $diropendb = "/home/httpd/perl/tmp/$domain\_$ENV{'user.name'}_indexer.db"; my %shash; # sort order (key is resource location, value is sort order) my %thash; # title (key is resource location, value is title) - map { - my ($name, $value) = split(/=/,$_); - $value =~ tr/+/ /; - $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; - if ($name eq 'acts') { - $ENV{'form.'.$name}=$value; - } - } (split(/&/,$ENV{'QUERY_STRING'})); - if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT,0640)) { + + my $diropendb; +# ------------------------------ which file do we open? Easy if explictly given + if ($ENV{'form.catalogmode'} eq 'groupsearch') { + $diropendb = + "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_searchcat.db"; + } + elsif ($ENV{'form.catalogmode'} eq 'groupimport') { + $diropendb = + "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_indexer.db"; + } + elsif ($ENV{'form.catalogmode'} eq 'groupsec') { + $diropendb = + "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_groupsec.db"; + } +# --------------------- not explicitly given, choose the one most recently used + else { # choose last accessed + my @dbfn; + my @dbst; + + $dbfn[0] = + "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_searchcat.db"; + $dbst[0]=-1; + if (-e $dbfn[0]) { + $dbst[0]=(stat($dbfn[0]))[9]; + } + $dbfn[1] = + "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_indexer.db"; + $dbst[1]=-1; + if (-e $dbfn[1]) { + $dbst[1]=(stat($dbfn[1]))[9]; + } + $dbfn[2] = + "/home/httpd/perl/tmp/$ENV{'user.domain'}_$ENV{'user.name'}_groupsec.db"; + $dbst[2]=-1; + if (-e $dbfn[2]) { + $dbst[2]=(stat($dbfn[2]))[9]; + } +# Expand here for more modes +# .... + +# Okay, find most recent existing + + my $newest=0; + $diropendb=''; + for (my $i=0; $i<=$#dbfn; $i++) { + if ($dbst[$i]>$newest) { + $newest=$dbst[$i]; + $diropendb=$dbfn[$i]; + } + } + + } +# ----------------------------- diropendb is now the filename of the db to open + if (tie(%hash,'GDBM_File',$diropendb,&GDBM_WRCREAT(),0640)) { my $acts = $ENV{'form.acts'}; my @Acts = split(/b/,$acts); my %ahash; my %achash; my $ac = 0; - map { + foreach (@Acts) { my ($state,$ref) = split(/a/); $ahash{$ref} = $state; $achash{$ref} = $ac; $ac++; - } (@Acts); - map { + } + foreach (sort {$achash{$a} <=> $achash{$b}} (keys %ahash)) { my $key = $_; if ($ahash{$key} eq '1') { +# my $keyz=join("
",keys %hash); +# print "
$key
$keyz".$hash{'pre_'.$key.'_link'}."
\n"; $hash{'store_'.$hash{'pre_'.$key.'_link'}} = $hash{'pre_'.$key.'_title'}; $hash{'storectr_'.$hash{'pre_'.$key.'_link'}} = @@ -125,31 +227,48 @@ END delete $hash{'store_'.$hash{'pre_'.$key.'_link'}}; } } - } sort {$achash{$a} <=> $achash{$b}} (keys %ahash); - map { + } + foreach (keys %hash) { if ($_ =~ /^store_/) { my $key = $_; $key =~ s/^store_//; $shash{$key} = $hash{'storectr_'.$key}; $thash{$key} = $hash{'store_'.$key}; } - } keys %hash; + } if ($ENV{'form.oldval'}) { my $newctr = 0; my %chash; - map { + foreach (sort {$shash{$a} <=> $shash{$b}} (keys %shash)) { my $key = $_; $newctr++; $shash{$key} = $newctr; $hash{'storectr_'.$key} = $newctr; $chash{$newctr} = $key; - } sort {$shash{$a} <=> $shash{$b}} (keys %shash); + } my $oldval = $ENV{'form.oldval'}; my $newval = $ENV{'form.newval'}; if ($oldval != $newval) { - $shash{$chash{$oldval}} = $newval; - $hash{'storectr_'.$chash{$oldval}} = $newval; - if ($oldval < $newval) { # push down + # when newval==0, then push down and delete + if ($newval!=0) { + $shash{$chash{$oldval}} = $newval; + $hash{'storectr_'.$chash{$oldval}} = $newval; + } + else { + $shash{$chash{$oldval}} = $newctr; + $hash{'storectr_'.$chash{$oldval}} = $newctr; + } + if ($newval==0) { # push down + my $newval2=$newctr; + for my $idx ($oldval..($newval2-1)) { + $shash{$chash{$idx+1}} = $idx; + $hash{'storectr_'.$chash{$idx+1}} = $idx; + } + delete $shash{$chash{$oldval}}; + delete $hash{'storectr_'.$chash{$oldval}}; + delete $hash{'store_'.$chash{$oldval}}; + } + elsif ($oldval < $newval) { # push down for my $idx ($oldval..($newval-1)) { $shash{$chash{$idx+1}} = $idx; $hash{'storectr_'.$chash{$idx+1}} = $idx; @@ -170,49 +289,93 @@ END untie %hash; my $ctr = 0; my $clen = scalar(keys %shash); - $r->print('

The LearningOnline With CAPA '. - 'Group Sorter

'."\n"); - $r->print('Finalize order of resources'. - ''."\n"); - $r->print("
"); - $r->print(< 1) { + $r->print(&Apache::loncommon::bodytag('Sort Imported Resources')); + $r->print(<Finalize order of resources + + +END + + # --- Expand here if "GO BACK" button desired + if ($ENV{'form.catalogmode'} eq 'groupimport') { + $r->print(<  +END + } + if ($ENV{'form.catalogmode'} eq 'groupsearch') { + $r->print(<  +END + } + # --- + + $r->print(<  END - $r->print("\n"); + } + } + if ($clen > 1) { + $r->print("
"); - $r->print("\n"); - $r->print("". - "\n"); - $r->print("\n"); - $r->print("\n"); - map { + $r->print("
Change orderTitlePath
"); + $r->print("\n"); + $r->print("\n"); + $r->print("\n"); + $r->print("\n"); + } else { + $r->print(< + + + + + +END + } + foreach (sort {$shash{$a}<=>$shash{$b}} (keys %shash)) { my $key=$_; $ctr++; my @file_ext = split(/\./,$key); my $curfext = $file_ext[scalar(@file_ext)-1]; - $r->print("\n"); - } sort {$shash{$a}<=>$shash{$b}} (keys %shash); - $r->print("
Change orderTitlePath
"); - $r->print(&movers($clen,$ctr)); + 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' || $embstyle eq 'hdn'); + if ($clen > 1) { + $r->print("
"); + $r->print(&movers($clen,$ctr)); + } $r->print(&hidden($ctr-1,$thash{$key},$key)); - $r->print(""); - $r->print(&select_box($clen,$ctr)); - $r->print(""); - $r->print(""); - $r->print(""); - $r->print("$thash{$key}\n"); - $r->print("$key
"); + if ($clen > 1) { + $r->print("		"); + $r->print(&select_box($clen,$ctr)); + $r->print(""); + $r->print(""); + $r->print(""); + $r->print("$thash{$key}\n"); + $r->print("$key
"); + } else { + $r->print(< + finish_import(); + +END + } $r->print(< END + return OK; } @@ -251,6 +414,7 @@ sub select_box { my $string; $string = '