--- loncom/interface/groupsort.pm 2001/08/08 03:00:54 1.1 +++ loncom/interface/groupsort.pm 2005/04/07 06:56:22 1.31 @@ -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 1.31 2005/04/07 06:56:22 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 Scott Harrison +# YEAR=2002 +# +### package Apache::groupsort; @@ -13,18 +37,77 @@ use strict; use Apache::Constants qw(:common); use GDBM_File; +use Apache::loncommon; +use Apache::lonlocal; +use Apache::lonnet; + +my %hash; # variable to tie to user specific database +my $iconpath; # variable to be accessible to multiple subroutines -my %hash; -my $iconpath; +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; - my $fileclr='#ffffe6'; - my $titleclr='#ddffff'; - $r->content_type('text/html'); + + &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, + ['acts','catalogmode','mode']); + # color scheme + my $fileclr = '#ffffe6'; + my $titleclr = '#ddffff'; + + &Apache::loncommon::content_type($r,'text/html'); $r->send_http_header; return OK if $r->header_only; + +# finish_import looks different for graphical or "simple" RAT + my $finishimport=''; + if ($env{'form.mode'} eq 'simple' || $env{'form.mode'} eq '') { + $finishimport=(< @@ -33,7 +116,8 @@ function insertRowInLastRow() { opener.addobj(opener.maxrow,'e&2'); } function placeResourceInLastRow (title,url,linkflag) { - opener.newresource(opener.maxrow,2,opener.escape(title),opener.escape(url),'false','normal'); + opener.newresource(opener.maxrow,2,opener.escape(title), + opener.escape(url),'false','normal'); opener.save(); opener.mostrecent=opener.obj.length-1; if (linkflag) { @@ -41,30 +125,9 @@ function placeResourceInLastRow (title,u } opener.linkmode=opener.mostrecent; } -function finish_import() { - var linkflag=false; - for (var num=0; num - END + # read pertinent machine configuration my $domain = $r->dir_config('lonDefDomain'); - $iconpath= $r->dir_config('lonIconsURL') . "/"; - my $diropendb = "/home/httpd/perl/tmp/$domain\_$ENV{'user.name'}_indexer.db"; - my %shash; - my %thash; - map { - my ($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 $acts=$ENV{'form.acts'}; - my @Acts=split(/b/,$acts); + $iconpath = $r->dir_config('lonIconsURL') . "/"; + + my %shash; # sort order (key is resource location, value is sort order) + my %thash; # title (key is resource location, value is title) + + 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 $ac=0; - map { - my ($state,$ref)=split(/a/); - $ahash{$ref}=$state; - $achash{$ref}=$ac; + my $ac = 0; + foreach (@Acts) { + my ($state,$ref) = split(/a/); + $ahash{$ref} = $state; + $achash{$ref} = $ac; $ac++; - } (@Acts); - map { - my $key=$_; + } + foreach (sort {$achash{$a} <=> $achash{$b}} (keys %ahash)) { + my $key = $_; if ($ahash{$key} eq '1') { -# $r->print("NEW: "); -# $r->print($hash{'pre_'.$key.'_title'}); -# $r->print(" : "); -# $r->print($hash{'pre_'.$key.'_link'}); -# $r->print("
"); - $hash{'store_'.$hash{'pre_'.$key.'_link'}}= +# 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'}}= + $hash{'storectr_'.$hash{'pre_'.$key.'_link'}} = $hash{'storectr'}+0; $hash{'storectr'}++; } @@ -123,140 +229,214 @@ 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_//; -# $r->print("STORE: "); -# $r->print($hash{'storectr_'.$key}); -# $r->print(':'); -# $r->print($hash{'store_'.$key}); -# $r->print(':'); -# $r->print($key); - $shash{$key}=$hash{'storectr_'.$key}; - $thash{$key}=$hash{'store_'.$key}; -# $r->print("
"); + my $key = $_; + $key =~ s/^store_//; + $shash{$key} = $hash{'storectr_'.$key}; + if (&Apache::lonnet::gettitle($key) eq '') { + $thash{$key} = $hash{'store_'.$key}; + } else { + $thash{$key} = &Apache::lonnet::gettitle($key); + } } - } keys %hash; - if ($ENV{'form.oldval'}) { -# $r->print('TEST TEST'); - my $newctr=0; + } + if ($env{'form.oldval'}) { + my $newctr = 0; my %chash; - map { - my $key=$_; + 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 + $shash{$key} = $newctr; + $hash{'storectr_'.$key} = $newctr; + $chash{$newctr} = $key; + } + my $oldval = $env{'form.oldval'}; + my $newval = $env{'form.newval'}; + if ($oldval != $newval) { + # when newval==0, then push down and delete + if ($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; + $shash{$chash{$idx+1}} = $idx; + $hash{'storectr_'.$chash{$idx+1}} = $idx; } } - elsif ($oldval>$newval) { # push up + elsif ($oldval > $newval) { # push up for my $idx (reverse($newval..($oldval-1))) { - $shash{$chash{$idx}}=$idx+1; - $hash{'storectr_'.$chash{$idx}}=$idx+1; + $shash{$chash{$idx}} = $idx+1; + $hash{'storectr_'.$chash{$idx}} = $idx+1; } } } } } else { - $r->print('Unable to tie hash to db file'); + $r->print('Unable to tie hash to db file'); return OK; } untie %hash; -# $r->print($ENV{'form.acts'}); - 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) { + my %lt=&Apache::lonlocal::texthash( + 'fin'=> 'Finalize order of resources', + 'gb' => 'Go Back', + 'ns' => 'New Search', + 'fi' => 'Finish Import', + 'ca' => 'Cancel', + 'co' => 'Change Order', + 'ti' => 'Title', + 'pa' => 'Path' + ); + $r->print(&Apache::loncommon::bodytag('Sort Imported Resources')); + $r->print(<$lt{'fin'} + -  -  - + END - $r->print("\n"); + } + } + if ($clen > 1) { + $r->print("
"); - $r->print("\n"); - $r->print("\n"); - $r->print("\n"); - $r->print("\n"); - map { + + # --- Expand here if "GO BACK" button desired + if ($env{'form.catalogmode'} eq 'groupimport') { + my $resurl = &Apache::loncommon::lastresurl(); + $r->print(<  +END + } + if ($env{'form.catalogmode'} eq 'groupsearch') { + $r->print(<  +END + } + # --- + + $r->print(<  + +END + $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("
$lt{'co'}$lt{'ti'}$lt{'pa'}
"); - $r->print(&movers($clen,$ctr)); + my $iconname=&Apache::loncommon::icon($key); + 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 + } $r->print(< END + return OK; } +# --------------------------------------- Hidden values (returns scalar string) sub hidden { - my ($sel,$title,$filelink)=@_; - my $string=''; - $string.=''; + my ($sel,$title,$filelink) = @_; + my $string = ''; + $string .= ''; return $string; } +# --------------------------------------- Moving arrows (returns scalar string) sub movers { - my ($total,$sel)=@_; - my $dsel=$sel-1; - my $usel=$sel+1; - $usel=1 if $usel>$total; - $dsel=$total if $dsel<1; + my ($total,$sel) = @_; + my $dsel = $sel-1; + my $usel = $sel+1; + $usel = 1 if $usel > $total; + $dsel = $total if $dsel < 1; my $string; - $string=< -UP -DOWN + +UP + +DOWN END return $string; } -1; + +# ------------------------------------------ Select box (returns scalar string) sub select_box { - my ($total,$sel)=@_; + my ($total,$sel) = @_; my $string; - $string='