version 1.2, 2001/05/01 15:23:40
|
version 1.30, 2002/06/04 13:23:54
|
Line 1
|
Line 1
|
# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# Edit Handler for RAT Maps |
# Edit Handler for RAT Maps |
|
# |
|
# $Id$ |
|
# |
|
# 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/ |
|
# |
# (TeX Content Handler |
# (TeX Content Handler |
# |
# |
# 05/29/00,05/30 Gerd Kortemeyer) |
# 05/29/00,05/30 Gerd Kortemeyer) |
# 7/1 Gerd Kortemeyer |
# 7/1,6/30 Gerd Kortemeyer |
|
|
package Apache::lonratedt; |
package Apache::lonratedt; |
|
|
use strict; |
use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
|
use Apache::lonnet; |
|
use Apache::lonratsrv; |
|
use Apache::lonsequence; |
|
|
# ================================================================ Main Handler |
my @order; |
|
my @resources; |
|
|
sub handler { |
|
my $r=shift; |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
return OK if $r->header_only; |
# Mapread read maps into global arrays @links and @resources, determines status |
|
# sets @order - pointer to resources in right order |
|
# sets @resources - array with the resources with correct idx |
|
# |
|
sub mapread { |
|
my $fn=shift; |
|
|
my $url=$r->uri; |
my @links; |
|
undef @links; |
|
undef @resources; |
|
undef @order; |
|
@resources=(''); |
|
@order=(); |
|
|
|
my ($outtext,$errtext)=&Apache::lonratsrv::loadmap($fn,''); |
|
if ($errtext) { return ($errtext,2); } |
|
|
|
# -------------------------------------------------------------------- Read map |
|
foreach (split(/\<\&\>/,$outtext)) { |
|
my ($command,$number,$content)=split(/\<\:\>/,$_); |
|
if ($command eq 'objcont') { |
|
$resources[$number]=$content; |
|
} |
|
if ($command eq 'objlinks') { |
|
$links[$number]=$content; |
|
} |
|
} |
|
# ------------------------------------------------------- Is this a linear map? |
|
my @starters=(); |
|
my @endings=(); |
|
undef @starters; |
|
undef @endings; |
|
|
|
foreach (@links) { |
|
if (defined($_)) { |
|
my ($start,$end,$cond)=split(/\:/,$_); |
|
if ((defined($starters[$start])) || (defined($endings[$end]))) { |
|
return |
|
('Map has branchings. Use advanced editor.',1); |
|
} |
|
$starters[$start]=1; |
|
$endings[$end]=1; |
|
if ($cond) { |
|
return |
|
('Map has conditions. Use advanced editor.',1); |
|
} |
|
} |
|
|
|
} |
|
for (my $i=1; $i<=$#resources; $i++) { |
|
if (defined($resources[$i])) { |
|
unless (($starters[$i]) || ($endings[$i])) { |
|
return |
|
('Map has unconnected resources. Use advanced editor.',1); |
|
} |
|
} |
|
} |
|
|
|
# -------------------------------------------------- This is a linear map, sort |
|
|
|
my $startidx=0; |
|
my $endidx=0; |
|
for (my $i=0; $i<=$#resources; $i++) { |
|
if (defined($resources[$i])) { |
|
my ($title,$url,$ext,$type)=split(/\:/,$resources[$i]); |
|
if ($type eq 'start') { $startidx=$i; } |
|
if ($type eq 'finish') { $endidx=$i; } |
|
} |
|
} |
|
my $k=0; |
|
my $currentidx=$startidx; |
|
$order[$k]=$currentidx; |
|
for (my $i=0; $i<=$#resources; $i++) { |
|
foreach (@links) { |
|
my ($start,$end)=split(/\:/,$_); |
|
if ($start==$currentidx) { |
|
$currentidx=$end; |
|
$k++; |
|
$order[$k]=$currentidx; |
|
last; |
|
} |
|
} |
|
if ($currentidx==$endidx) { last; } |
|
} |
|
return $errtext; |
|
} |
|
|
|
# ---------------------------------------------- Read a map as well as possible |
|
# Also used by the sequence handler |
|
# Call lonsequence::attemptread to read from resource space |
|
# |
|
sub attemptread { |
|
my $fn=shift; |
|
|
|
my @links; |
|
undef @links; |
|
my @theseres; |
|
undef @theseres; |
|
|
|
my ($outtext,$errtext)=&Apache::lonratsrv::loadmap($fn,''); |
|
if ($errtext) { return @theseres } |
|
|
|
# -------------------------------------------------------------------- Read map |
|
foreach (split(/\<\&\>/,$outtext)) { |
|
my ($command,$number,$content)=split(/\<\:\>/,$_); |
|
if ($command eq 'objcont') { |
|
$theseres[$number]=$content; |
|
} |
|
if ($command eq 'objlinks') { |
|
$links[$number]=$content; |
|
} |
|
} |
|
|
|
# --------------------------------------------------------------- Sort, sort of |
|
|
|
my @objsort=(); |
|
undef @objsort; |
|
|
|
my @data1=(); |
|
my @data2=(); |
|
undef @data1; |
|
undef @data2; |
|
|
|
my $k; |
|
my $kj; |
|
my $j; |
|
my $ij; |
|
|
|
for ($k=1;$k<=$#theseres;$k++) { |
|
if (defined($theseres[$k])) { |
|
$objsort[$#objsort+1]=$k; |
|
} |
|
} |
|
|
|
for ($k=1;$k<=$#links;$k++) { |
|
if (defined($links[$k])) { |
|
@data1=split(/\:/,$links[$k]); |
|
$kj=-1; |
|
for (my $j=0;$j<=$#objsort;$j++) { |
|
if ((split(/\:/,$objsort[$j]))[0]==$data1[0]) { |
|
$kj=$j; |
|
} |
|
} |
|
if ($kj!=-1) { $objsort[$kj].=':'.$data1[1]; } |
|
} |
|
} |
|
for ($k=0;$k<=$#objsort;$k++) { |
|
for ($j=0;$j<=$#objsort;$j++) { |
|
if ($k!=$j) { |
|
@data1=split(/\:/,$objsort[$k]); |
|
@data2=split(/\:/,$objsort[$j]); |
|
my $dol=$#data1+1; |
|
my $dtl=$#data2+1; |
|
if ($dol+$dtl<1000) { |
|
for ($kj=1;$kj<$dol;$kj++) { |
|
if ($data1[$kj]==$data2[0]) { |
|
for ($ij=1;$ij<$dtl;$ij++) { |
|
$data1[$#data1+1]=$data2[$ij]; |
|
} |
|
} |
|
} |
|
for ($kj=1;$kj<$dtl;$kj++) { |
|
if ($data2[$kj]==$data1[0]) { |
|
for ($ij=1;$ij<$dol;$ij++) { |
|
$data2[$#data2+1]=$data1[$ij]; |
|
} |
|
} |
|
} |
|
$objsort[$k]=join(':',@data1); |
|
$objsort[$j]=join(':',@data2); |
|
} |
|
} |
|
} |
|
} |
|
# ---------------------------------------------------------------- Now sort out |
|
|
|
@objsort=sort { |
|
my @data1=split(/\:/,$a); |
|
my @data2=split(/\:/,$b); |
|
my $rvalue=0; |
|
my $k; |
|
for ($k=1;$k<=$#data1;$k++) { |
|
if ($data1[$k]==$data2[0]) { $rvalue--; } |
|
} |
|
for ($k=1;$k<=$#data2;$k++) { |
|
if ($data2[$k]==$data1[0]) { $rvalue++; } |
|
} |
|
if ($rvalue==0) { $rvalue=$#data2-$#data1; } |
|
$rvalue; |
|
} @objsort; |
|
|
|
my @outres=(); |
|
undef @outres; |
|
|
|
for ($k=0;$k<=$#objsort;$k++) { |
|
$outres[$k]=$theseres[(split(/\:/,$objsort[$k]))[0]]; |
|
} |
|
return @outres; |
|
} |
|
|
|
# --------------------------------------------------------- Build up RAT screen |
|
sub ratedt { |
|
my ($r,$url)=@_; |
$r->print(<<ENDDOCUMENT); |
$r->print(<<ENDDOCUMENT); |
|
|
<html> |
<html> |
Line 37 sub handler {
|
Line 261 sub handler {
|
</html> |
</html> |
|
|
ENDDOCUMENT |
ENDDOCUMENT |
|
} |
|
|
|
# ---------------------------------------------------------------- Make buttons |
|
|
|
sub buttons { |
|
my $adv=shift; |
|
my $output='<form method=post>'; |
|
if ($adv==1) { |
|
$output.='<input type=submit name=forceadv value="Edit">'; |
|
} else { |
|
unless ($adv==2) { |
|
$output.='<input type=submit name=forcesmp value="Simple Edit">'; |
|
} |
|
$output.='<input type=submit name=forceadv value="Advanced Edit">'; |
|
} |
|
return $output.'</form><hr>'; |
|
} |
|
|
|
# ----------------------------------------------------------- Paste into target |
|
# modifies @order, @resources |
|
|
|
sub pastetarget { |
|
my ($after,@which)=@_; |
|
my @insertorder=(); |
|
foreach (@which) { |
|
if (defined($_)) { |
|
my ($name,$url)=split(/\=/,$_); |
|
$name=&Apache::lonnet::unescape($name); |
|
$url=&Apache::lonnet::unescape($url); |
|
if ($url) { |
|
my $idx=$#resources+1; |
|
$insertorder[$#insertorder+1]=$idx; |
|
my $ext='false'; |
|
if ($url=~/^http\:\/\//) { $ext='true'; } |
|
$url=~s/\:/\:/g; |
|
$resources[$idx]=$name.':'.$url.':'.$ext.':normal:res'; |
|
} |
|
} |
|
} |
|
my @oldorder=splice(@order,$after); |
|
@order=(@order,@insertorder,@oldorder); |
|
} |
|
|
|
# ------------------------------------------------ Get start and finish correct |
|
# modifies @resources |
|
|
|
sub startfinish { |
|
foreach (@order) { |
|
my ($name,$url,$ext)=split(/\:/,$resources[$_]); |
|
if ($url=~/http\&colon\:\/\//) { $ext='true'; } |
|
$resources[$_]=$name.':'.$url.':'.$ext.':normal:res'; |
|
} |
|
my ($name,$url,$ext)=split(/\:/,$resources[$order[0]]); |
|
$resources[$order[0]]=$name.':'.$url.':'.$ext.':start:res'; |
|
my ($name,$url,$ext)=split(/\:/,$resources[$order[$#order]]); |
|
$resources[$order[$#order]]=$name.':'.$url.':'.$ext.':finish:res'; |
|
} |
|
|
|
# ------------------------------------------------------------------- Store map |
|
|
|
sub storemap { |
|
my $fn=shift; |
|
&startfinish(); |
|
my $output='graphdef<:>no'; |
|
my $k=1; |
|
for (my $i=0; $i<=$#order; $i++) { |
|
if (defined($resources[$order[$i]])) { |
|
$output.='<&>objcont<:>'.$order[$i].'<:>'.$resources[$order[$i]]; |
|
} |
|
if (defined($order[$i+1])) { |
|
if (defined($resources[$order[$i+1]])) { |
|
$output.='<&>objlinks<:>'.$k.'<:>'. |
|
$order[$i].':'.$order[$i+1].':0'; |
|
$k++; |
|
} |
|
} |
|
} |
|
$output=~s/http\&colon\;\/\///g; |
|
$ENV{'form.output'}=$output; |
|
return |
|
&Apache::lonratsrv::loadmap($fn,&Apache::lonratsrv::savemap($fn,'')); |
|
} |
|
|
|
# ------------------------------------------------------- Simple edit processor |
|
|
|
sub smpedt { |
|
my ($r,$url,$errtext)=@_; |
|
my $buttons=&buttons(2); |
|
|
|
# ---------------------------------------------------------- Process form input |
|
|
|
my @importselect=(); |
|
my @targetselect=(); |
|
undef @importselect; |
|
undef @targetselect; |
|
if (defined($ENV{'form.importsel'})) { |
|
if (ref($ENV{'form.importsel'})) { |
|
@importselect=sort(@{$ENV{'form.importsel'}}); |
|
} else { |
|
@importselect=($ENV{'form.importsel'}); |
|
} |
|
} |
|
if (defined($ENV{'form.target'})) { |
|
if (ref($ENV{'form.target'})) { |
|
@targetselect=sort(@{$ENV{'form.target'}}); |
|
} else { |
|
@targetselect=($ENV{'form.target'}); |
|
} |
|
} |
|
# ============================================================ Process commands |
|
|
|
my $targetdetail=$ENV{'form.targetdetail'}; |
|
my $importdetail=$ENV{'form.curimpdetail'}; |
|
|
|
# ---------------------------------------------------- Importing from groupsort |
|
if (($ENV{'form.importdetail'}) && (!$ENV{'form.impfortarget'})) { |
|
|
|
$importdetail=''; |
|
my @curimport=split(/\&/,$ENV{'form.curimpdetail'}); |
|
|
|
my $lastsel; |
|
|
|
if (defined($importselect[-1])) { |
|
$lastsel=$importselect[-1]; |
|
} else { |
|
$lastsel=$#curimport; |
|
} |
|
|
|
for (my $i=0;$i<=$lastsel;$i++) { |
|
my ($name,$url)=split(/\=/,$curimport[$i]); |
|
if ($url) { |
|
$importdetail.='&'.$name.'='.$url; |
|
} |
|
} |
|
|
|
$importdetail.='&'.$ENV{'form.importdetail'}; |
|
|
|
for (my $i=$lastsel+1;$i<=$#curimport;$i++) { |
|
my ($name,$url)=split(/\=/,$curimport[$i]); |
|
if ($url) { |
|
$importdetail.='&'.$name.'='.$url; |
|
} |
|
} |
|
$importdetail=~s/\&+/\&/g; |
|
$importdetail=~s/^\&//; |
|
|
|
# ------------------------------------------------------------------- Clear all |
|
} elsif ($ENV{'form.clear'}) { |
|
$importdetail=''; |
|
# ------------------------------------------------------------ Discard selected |
|
} elsif ($ENV{'form.discard'}) { |
|
$importdetail=''; |
|
my @curimport=split(/\&/,$ENV{'form.curimpdetail'}); |
|
foreach (@importselect) { |
|
$curimport[$_]=''; |
|
} |
|
for (my $i=0;$i<=$#curimport;$i++) { |
|
my ($name,$url)=split(/\=/,$curimport[$i]); |
|
if ($url) { |
|
$importdetail.='&'.$name.'='.$url; |
|
} |
|
} |
|
# --------------------------------------------------------- Loading another map |
|
} elsif ($ENV{'form.loadmap'}) { |
|
$importdetail=''; |
|
my @curimport=split(/\&/,$ENV{'form.curimpdetail'}); |
|
|
|
my $lastsel; |
|
|
|
if (defined($importselect[-1])) { |
|
$lastsel=$importselect[-1]; |
|
} else { |
|
$lastsel=$#curimport; |
|
} |
|
|
|
for (my $i=0;$i<=$lastsel;$i++) { |
|
my ($name,$url)=split(/\=/,$curimport[$i]); |
|
if ($url) { |
|
$importdetail.='&'.$name.'='.$url; |
|
} |
|
} |
|
|
|
foreach ( |
|
&Apache::lonsequence::attemptread(&Apache::lonnet::filelocation('',$ENV{'form.importmap'}))) { |
|
my ($name,$url)=split(/\:/,$_); |
|
if ($url) { |
|
$importdetail.='&'.&Apache::lonnet::escape($name).'='. |
|
&Apache::lonnet::escape($url); |
|
} |
|
} |
|
|
|
for (my $i=$lastsel+1;$i<=$#curimport;$i++) { |
|
my ($name,$url)=split(/\=/,$curimport[$i]); |
|
if ($url) { |
|
$importdetail.='&'.$name.'='.$url; |
|
} |
|
} |
|
$importdetail=~s/\&+/\&/g; |
|
$importdetail=~s/^\&//; |
|
|
|
# ------------------------------------------------ Groupimport/search to target |
|
} elsif ($ENV{'form.importdetail'}) { |
|
my $lastsel; |
|
if (defined($targetselect[-1])) { |
|
$lastsel=$targetselect[-1]; |
|
} else { |
|
$lastsel=$#order+1; |
|
} |
|
&pastetarget($lastsel,split(/\&/,$ENV{'form.importdetail'})); |
|
&storemap(&Apache::lonnet::filelocation('',$url)); |
|
# ------------------------------------------------------------------------- Cut |
|
} elsif (($ENV{'form.cut'}) || ($ENV{'form.copy'})) { |
|
$importdetail=''; |
|
my @curimport=split(/\&/,$ENV{'form.curimpdetail'}); |
|
|
|
my $lastsel; |
|
|
|
if (defined($importselect[-1])) { |
|
$lastsel=$importselect[-1]; |
|
} else { |
|
$lastsel=$#curimport; |
|
} |
|
|
|
for (my $i=0;$i<=$lastsel;$i++) { |
|
my ($name,$url)=split(/\=/,$curimport[$i]); |
|
if ($url) { |
|
$importdetail.='&'.$name.'='.$url; |
|
} |
|
} |
|
|
|
foreach (@targetselect) { |
|
my ($name,$url)=split(/\:/,$resources[$order[$_-1]]); |
|
if ($url) { |
|
$importdetail.='&'.&Apache::lonnet::escape($name).'='. |
|
&Apache::lonnet::escape($url); |
|
} |
|
} |
|
|
|
for (my $i=$lastsel+1;$i<=$#curimport;$i++) { |
|
my ($name,$url)=split(/\=/,$curimport[$i]); |
|
if ($url) { |
|
$importdetail.='&'.$name.'='.$url; |
|
} |
|
} |
|
$importdetail=~s/\&+/\&/g; |
|
$importdetail=~s/^\&//; |
|
|
|
if ($ENV{'form.cut'}) { |
|
my @neworder=(); |
|
for (my $i=0;$i<=$#order;$i++) { |
|
my $include=1; |
|
foreach (@targetselect) { |
|
if ($_-1==$i) { $include=0; } |
|
} |
|
if ($include) { $neworder[$#neworder+1]=$order[$i]; } |
|
} |
|
@order=@neworder; |
|
&storemap(&Apache::lonnet::filelocation('',$url)); |
|
} |
|
|
|
# ----------------------------------------------------------------------- Paste |
|
} elsif ($ENV{'form.paste'}) { |
|
my $lastsel; |
|
if (defined($targetselect[-1])) { |
|
$lastsel=$targetselect[-1]; |
|
} else { |
|
$lastsel=$#order+1; |
|
} |
|
my @newsequence; |
|
my @curimport=split(/\&/,$ENV{'form.curimpdetail'}); |
|
foreach (@importselect) { |
|
$newsequence[$#newsequence+1]=$curimport[$_]; |
|
} |
|
&pastetarget($lastsel,@newsequence); |
|
&storemap(&Apache::lonnet::filelocation('',$url)); |
|
# ------------------------------------------------ |
|
} |
|
# ------------------------------------------------------------ Assemble windows |
|
|
|
my $idx=-1; |
|
my $importwindow= |
|
'<option value="-1"> ---- Import and Paste Area ---- </option>'. |
|
join("\n",map { |
|
$idx++; |
|
if ($_) { |
|
my ($name,$url)=split(/\=/,$_); |
|
unless ($name) { $name=(split(/\//,$url))[-1]; } |
|
unless ($name) { $name='EMPTY'; } |
|
'<option value="'.$idx.'">'.&Apache::lonnet::unescape($name). |
|
'</option>'; |
|
} |
|
} split(/\&/,$importdetail)); |
|
|
|
$idx=0; |
|
my $targetwindow= |
|
'<option value="0"> ------- Target Edit Map ------- </option>'. |
|
join("\n",map { |
|
my ($name,$url)=split(/\:/,$resources[$_]); |
|
unless ($name) { $name=(split(/\//,$url))[-1]; } |
|
unless ($name) { $name='EMPTY'; } |
|
$targetdetail.='&'.&Apache::lonnet::escape($name).'='. |
|
&Apache::lonnet::escape($url); |
|
$idx++; |
|
'<option value="'.$idx.'">'.$name.'</option>'; |
|
} @order); |
|
|
|
# ----------------------------------------------------- Start simple RAT screen |
|
$r->print(<<ENDSMPHEAD); |
|
<html> |
|
<head> |
|
<script> |
|
var srch; |
|
var srchflag=-1; // 1 means currently open |
|
// 0 means closed (but has been open) |
|
// -1 means never yet opened/defined |
|
var srchmode=''; |
|
|
|
var idx; |
|
var idxflag=-1; // 1 means currently open |
|
// 0 means closed (but has been open) |
|
// -1 means never yet opened/defined |
|
var idxmode=''; |
|
|
|
// ------------------------------------------------------ Clears indexer window |
|
function idxclear() { |
|
idx.document.clear(); |
|
} |
|
|
|
// ------------------------------------------------------- Clears search window |
|
function srchclear() { |
|
srch.document.clear(); |
|
} |
|
|
|
// ------------------------------------------------------ Closes indexer window |
|
function idxclose() { |
|
if (idx && !idx.closed) { |
|
idxflag=0; |
|
idx.close(); |
|
} |
|
} |
|
|
|
// ------------------------------------------------------- Closes search window |
|
function srchclose() { |
|
if (srch && !srch.closed) { |
|
srchflag=0; |
|
srch.close(); |
|
} |
|
} |
|
|
|
// -------------------------------------------------------- Open indexer window |
|
function idxopen(mode) { |
|
var options="scrollbars=1,resizable=1,menubar=0"; |
|
idxmode=mode; |
|
idxflag=1; |
|
idx=open("/res/?launch=1&mode=simple&catalogmode="+mode,"idxout",options); |
|
idx.focus(); |
|
} |
|
|
|
// --------------------------------------------------------- Open search window |
|
function srchopen(mode) { |
|
var options="scrollbars=1,resizable=1,menubar=0"; |
|
srchmode=mode; |
|
srchflag=1; |
|
srch=open("/adm/searchcat?launch=1&mode=simple&catalogmode="+mode,"srchout",options); |
|
srch.focus(); |
|
} |
|
// ----------------------------------------------------- launch indexer browser |
|
function groupsearch() { |
|
srchcheck('groupsearch'); |
|
} |
|
|
|
function groupimport() { |
|
idxcheck('groupimport'); |
|
} |
|
// ------------------------------------------------------- Do srch status check |
|
function srchcheck(mode) { |
|
if (!srch || srch.closed || srchmode!=mode) { |
|
srchopen(mode); |
|
} |
|
srch.focus(); |
|
} |
|
|
|
// -------------------------------------------------------- Do idx status check |
|
function idxcheck(mode) { |
|
if (!idx || idx.closed || idxmode!=mode) { |
|
idxopen(mode); |
|
} |
|
idx.focus(); |
|
} |
|
|
|
|
|
var editbrowser; |
|
function openbrowser(formname,elementname,only,omit) { |
|
var url = '/res/?'; |
|
if (editbrowser == null) { |
|
url += 'launch=1&'; |
|
} |
|
url += 'catalogmode=interactive&'; |
|
url += 'mode=edit&'; |
|
url += 'form=' + formname + '&'; |
|
if (only != null) { |
|
url += 'only=' + only + '&'; |
|
} |
|
if (omit != null) { |
|
url += 'omit=' + omit + '&'; |
|
} |
|
url += 'element=' + elementname + ''; |
|
var title = 'Browser'; |
|
var options = 'scrollbars=1,resizable=1,menubar=0'; |
|
options += ',width=700,height=600'; |
|
editbrowser = open(url,title,options,'1'); |
|
editbrowser.focus(); |
|
} |
|
|
|
function openview(entry) { |
|
var url=unescape((entry.split('='))[1]); |
|
var parts=new Array; |
|
parts=url.split(':'); |
|
url=parts.join(':'); |
|
if (url) { open(url,'cat'); } |
|
} |
|
|
|
function viewtarget() { |
|
openview((document.forms.simpleedit.targetdetail.value.split('&')) |
|
[document.forms.simpleedit.target.selectedIndex+1]); |
|
} |
|
|
|
function viewimport() { |
|
openview((document.forms.simpleedit.curimpdetail.value.split('&')) |
|
[document.forms.simpleedit.importsel.selectedIndex+1]); |
|
} |
|
|
|
</script> |
|
</head> |
|
<body bgcolor='#FFFFFF'> |
|
$buttons |
|
<font color=red>$errtext</font> |
|
<h1>$url</h1> |
|
<form name=simpleedit method=post> |
|
<input type=hidden name=forcesmp value=1> |
|
<table> |
|
<tr><th width="40%">Import</th> |
|
<th> </th> |
|
<th width="40%">Target</th></tr> |
|
<tr><td bgcolor="#FFFFCC"> |
|
<input type=button onClick="javascript:groupsearch()" value="Group Search"> |
|
<input type=button onClick="javascript:groupimport();" value="Group Import"> |
|
after selected |
|
<hr> |
|
<input type=text size=20 name=importmap> |
|
<input type=button |
|
onClick="javascript:openbrowser('simpleedit','importmap','sequence,page','')" |
|
value="Browse"><input type=submit name=loadmap value="Load Map"><hr> |
|
<input type=submit name="discard" value="Discard Selected"> |
|
<input type=submit name="clear" value="Clear All"> |
|
<input type=button onClick="javascript:viewimport()" value="View"> |
|
|
|
</td><td> </td><td bgcolor="#FFFFCC"> |
|
|
|
<input type=button onClick= |
|
"javascript:impfortarget.value=1;groupsearch()" value="Group Search"> |
|
<input type=button onClick= |
|
"javascript:impfortarget.value=1;groupimport();" value="Group Import"> |
|
after selected |
|
<hr><input type=button onClick="javascript:viewtarget()" value="View"> |
|
</td></tr> |
|
|
|
<tr><td bgcolor="#FFFFCC"><select name="importsel" size=10 multiple> |
|
$importwindow |
|
</select> |
|
</td> |
|
<td bgcolor="#FFFFAA" align="center"> |
|
Cut selected<br> |
|
<input type=submit name=cut value='<<<'><p> |
|
<hr> |
|
Copy selected<br> |
|
<input type=submit name=copy value='<--'><p> |
|
<hr> |
|
Paste after selected<br> |
|
<input type=submit name=paste value='-->'> |
|
</td> |
|
<td bgcolor="#FFFFCC"><select name="target" size=10 multiple> |
|
$targetwindow |
|
</select> |
|
</table> |
|
<input type=hidden name=importdetail value=""> |
|
<input type=hidden name=curimpdetail value="$importdetail"> |
|
<input type=hidden name=targetdetail value="$targetdetail"> |
|
<input type=hidden name=impfortarget value="0"> |
|
</form> |
|
</body></html> |
|
ENDSMPHEAD |
|
} |
|
|
|
# ----------------------------------------------------------------- No such dir |
|
sub nodir { |
|
my ($r,$dir)=@_; |
|
$dir=~s/^\/home\/\w+\/public\_html//; |
|
$r->print(<<ENDNODIR); |
|
<html> |
|
<body bgcolor='#FFFFFF'> |
|
<h1>No such directory: $dir</h1> |
|
</body> |
|
</html> |
|
ENDNODIR |
|
} |
|
|
|
# ---------------------------------------------------------------- View Handler |
|
|
|
sub viewmap { |
|
my ($r,$url,$adv,$errtext)=@_; |
|
$r->print('<html><body bgcolor="#FFFFFF">'.&buttons($adv)); |
|
if ($errtext) { |
|
$r->print($errtext.'<hr>'); |
|
} |
|
my $idx=0; |
|
foreach (&attemptread(&Apache::lonnet::filelocation('',$url))) { |
|
if (defined($_)) { |
|
$idx++; |
|
my ($title,$url)=split(/\:/,$_); |
|
$title=~s/\&colon\;/\:/g; |
|
$url=~s/\&colon\;/\:/g; |
|
unless ($title) { $title=(split(/\//,$url))[-1] }; |
|
unless ($title) { $title='<i>Empty</i>'; } |
|
if ($url) { |
|
$r->print('<a href="'.&Apache::lonratsrv::qtescape($url).'">'); |
|
} |
|
$r->print(&Apache::lonratsrv::qtescape($title)); |
|
if ($url) { $r->print('</a>'); } |
|
$r->print('<br>'); |
|
} |
|
} |
|
$r->print('</body></html>'); |
|
} |
|
|
|
# ================================================================ Main Handler |
|
|
|
sub handler { |
|
my $r=shift; |
|
$r->content_type('text/html'); |
|
$r->send_http_header; |
|
|
|
return OK if $r->header_only; |
|
|
|
my $url=$r->uri; |
|
my $fn=&Apache::lonnet::filelocation('',$url); |
|
|
|
my ($dir)=($fn=~/^(.+)\/[^\/]+$/); |
|
unless (-e $dir) { |
|
&nodir($r,$dir); |
|
return OK; |
|
} |
|
|
|
# ------------------------------------------- Determine which tools can be used |
|
my $adv=0; |
|
|
|
unless ($ENV{'form.forcesmp'}) { |
|
if ($ENV{'form.forceadv'}) { |
|
$adv=1; |
|
} elsif (my $fh=Apache::File->new($fn)) { |
|
my $allmap=join('',<$fh>); |
|
$adv=($allmap=~/\<map[^\>]+mode\s*\=\s*(\'|\")rat/is); |
|
} |
|
} |
|
|
|
my $errtext=''; |
|
my $fatal=0; |
|
|
|
# -------------------------------------------------------------------- Load map |
|
($errtext,$fatal)=&mapread($fn,$errtext); |
|
|
|
if ($fatal==1) { $adv=1; } |
|
|
|
# ----------------------------------- adv==1 now means "graphical MUST be used" |
|
|
|
if ($ENV{'form.forceadv'}) { |
|
&ratedt($r,$url); |
|
} elsif ($ENV{'form.forcesmp'}) { |
|
&smpedt($r,$url,$errtext); |
|
} else { |
|
&viewmap($r,$url,$adv,$errtext); |
|
} |
return OK; |
return OK; |
} |
} |
|
|