version 1.11, 2001/06/25 21:43:49
|
version 1.36, 2006/07/21 00:21:42
|
Line 1
|
Line 1
|
# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# Server for RAT Maps |
# Server for RAT Maps |
# |
# |
# (Edit Handler for RAT Maps |
# $Id$ |
# (TeX Content Handler |
# |
|
# 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/ |
# |
# |
# 05/29/00,05/30 Gerd Kortemeyer) |
|
# 7/1 Gerd Kortemeyer) |
|
# 7/1,7/3,7/4,7/7,7/8,7/10,7/26,10/2 Gerd Kortemeyer |
|
# 4/30/2001 Scott Harrison |
|
# 5/3,06/25 Gerd Kortemeyer |
|
|
|
package Apache::lonratsrv; |
package Apache::lonratsrv; |
|
|
Line 16 use strict;
|
Line 32 use strict;
|
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::File; |
use Apache::File; |
use HTML::TokeParser; |
use HTML::TokeParser; |
|
use Apache::lonnet; |
|
use Apache::groupsort(); |
|
|
# ------------------------------------------------------------- From RAT to XML |
# ------------------------------------------------------------- From RAT to XML |
|
|
sub qtescape { |
sub qtescape { |
my $str=shift; |
my $str=shift; |
|
$str=~s/\:/\:/g; |
$str=~s/\&\#58\;/\:/g; |
$str=~s/\&\#58\;/\:/g; |
$str=~s/\&\#39\;/\'/g; |
$str=~s/\&\#39\;/\'/g; |
$str=~s/\&\#44\;/\,/g; |
$str=~s/\&\#44\;/\,/g; |
Line 33 sub qtescape {
|
Line 51 sub qtescape {
|
|
|
sub qtunescape { |
sub qtunescape { |
my $str=shift; |
my $str=shift; |
$str=~s/\:/\&\#58\;/g; |
$str=~s/\:/\&colon\;/g; |
$str=~s/\'/\&\#39\;/g; |
$str=~s/\'/\&\#39\;/g; |
$str=~s/\,/\&\#44\;/g; |
$str=~s/\,/\&\#44\;/g; |
$str=~s/\"/\&\#34\;/g; |
$str=~s/\"/\&\#34\;/g; |
Line 43 sub qtunescape {
|
Line 61 sub qtunescape {
|
# --------------------------------------------------------- Loads map from disk |
# --------------------------------------------------------- Loads map from disk |
|
|
sub loadmap { |
sub loadmap { |
my ($fn,$errtext)=@_; |
my ($fn,$errtext,$infotext)=@_; |
|
if ($errtext) { return('',$errtext); } |
my $outstr=''; |
my $outstr=''; |
my @content=(); |
|
my @obj=(); |
my @obj=(); |
my @links=(); |
my @links=(); |
if (-e $fn) { |
my $instr=''; |
|
if ($fn=~/^\/*uploaded\//) { |
|
$instr=&Apache::lonnet::getfile($fn); |
|
} elsif (-e $fn) { |
|
my @content=(); |
{ |
{ |
my $fh=Apache::File->new($fn); |
my $fh=Apache::File->new($fn); |
@content=<$fh>; |
@content=<$fh>; |
} |
} |
my $instr=join('',@content); |
$instr=join('',@content); |
|
} |
|
if ($instr eq -2) { |
|
$errtext.='Map not loaded: An error occured while trying to load the map.'; |
|
} elsif ($instr) { |
my $parser = HTML::TokeParser->new(\$instr); |
my $parser = HTML::TokeParser->new(\$instr); |
my $token; |
my $token; |
my $graphmode=0; |
my $graphmode=0; |
Line 68 sub loadmap {
|
Line 94 sub loadmap {
|
} elsif ($token->[1] eq 'resource') { |
} elsif ($token->[1] eq 'resource') { |
# -------------------------------------------------------------------- Resource |
# -------------------------------------------------------------------- Resource |
$outstr.='<&>objcont'; |
$outstr.='<&>objcont'; |
if ($token->[2]->{'id'}) { |
if (defined($token->[2]->{'id'})) { |
$outstr.='<:>'.$token->[2]->{'id'}; |
$outstr.='<:>'.$token->[2]->{'id'}; |
if ($obj[$token->[2]->{'id'}]==1) { |
if ($obj[$token->[2]->{'id'}]==1) { |
$errtext.='Error: multiple use of ID '. |
$errtext.='Error: multiple use of ID '. |
Line 84 sub loadmap {
|
Line 110 sub loadmap {
|
$outstr.='<:>'; |
$outstr.='<:>'; |
$outstr.=qtunescape($token->[2]->{'title'}).":"; |
$outstr.=qtunescape($token->[2]->{'title'}).":"; |
$outstr.=qtunescape($token->[2]->{'src'}).":"; |
$outstr.=qtunescape($token->[2]->{'src'}).":"; |
if ($token->[2]->{'src'}=~/\/\//) { |
if ($token->[2]->{'external'} eq 'true') { |
$outstr.='true:'; |
$outstr.='true:'; |
} else { |
} else { |
$outstr.='false:'; |
$outstr.='false:'; |
} |
} |
if ($token->[2]->{'type'}) { |
if (defined($token->[2]->{'type'})) { |
$outstr.=$token->[2]->{'type'}.':'; |
$outstr.=$token->[2]->{'type'}.':'; |
} else { |
} else { |
$outstr.='normal:'; |
$outstr.='normal:'; |
} |
} |
$outstr.='res'; |
if ($token->[2]->{'type'} ne 'zombie') { |
|
$outstr.='res'; |
|
} else { |
|
$outstr.='zombie'; |
|
} |
} elsif ($token->[1] eq 'condition') { |
} elsif ($token->[1] eq 'condition') { |
# ------------------------------------------------------------------- Condition |
# ------------------------------------------------------------------- Condition |
$outstr.='<&>objcont'; |
$outstr.='<&>objcont'; |
if ($token->[2]->{'id'}) { |
if (defined($token->[2]->{'id'})) { |
$outstr.='<:>'.$token->[2]->{'id'}; |
$outstr.='<:>'.$token->[2]->{'id'}; |
if ($obj[$token->[2]->{'id'}]==1) { |
if ($obj[$token->[2]->{'id'}]==1) { |
$errtext.='Error: multiple use of ID '. |
$errtext.='Error: multiple use of ID '. |
Line 113 sub loadmap {
|
Line 143 sub loadmap {
|
} |
} |
$outstr.='<:>'; |
$outstr.='<:>'; |
$outstr.=qtunescape($token->[2]->{'value'}).':'; |
$outstr.=qtunescape($token->[2]->{'value'}).':'; |
if ($token->[2]->{'type'}) { |
if (defined($token->[2]->{'type'})) { |
$outstr.=$token->[2]->{'type'}.':'; |
$outstr.=$token->[2]->{'type'}.':'; |
} else { |
} else { |
$outstr.='normal:'; |
$outstr.='normal:'; |
Line 123 sub loadmap {
|
Line 153 sub loadmap {
|
# ----------------------------------------------------------------------- Links |
# ----------------------------------------------------------------------- Links |
$outstr.='<&>objlinks'; |
$outstr.='<&>objlinks'; |
|
|
if ($token->[2]->{'index'}) { |
if (defined($token->[2]->{'index'})) { |
if ($links[$token->[2]->{'index'}]) { |
if ($links[$token->[2]->{'index'}]) { |
$errtext.='Error: multiple use of link index '. |
$errtext.='Error: multiple use of link index '. |
$token->[2]->{'index'}.'. '; |
$token->[2]->{'index'}.'. '; |
Line 139 sub loadmap {
|
Line 169 sub loadmap {
|
|
|
$outstr.='<:>'.$token->[2]->{'from'}. |
$outstr.='<:>'.$token->[2]->{'from'}. |
':'.$token->[2]->{'to'}; |
':'.$token->[2]->{'to'}; |
if ($token->[2]->{'condition'}) { |
if (defined($token->[2]->{'condition'})) { |
$outstr.=':'.$token->[2]->{'condition'}; |
$outstr.=':'.$token->[2]->{'condition'}; |
} else { |
} else { |
$outstr.=':0'; |
$outstr.=':0'; |
Line 147 sub loadmap {
|
Line 177 sub loadmap {
|
# ------------------------------------------------------------------- Parameter |
# ------------------------------------------------------------------- Parameter |
} elsif ($token->[1] eq 'param') { |
} elsif ($token->[1] eq 'param') { |
$outstr.='<&>objparms<:>'.$token->[2]->{'to'}.'<:>'. |
$outstr.='<&>objparms<:>'.$token->[2]->{'to'}.'<:>'. |
$token->[2]->{'type'}.'___'.$token->[2]->{'name'} |
$token->[2]->{'type'}.'___'.$token->[2]->{'name'} |
.'___'.$token->[2]->{'value'}; |
.'___'.$token->[2]->{'value'}; |
} elsif ($graphmode) { |
} elsif ($graphmode) { |
# --------------------------------------------- All other tags (graphical only) |
# --------------------------------------------- All other tags (graphical only) |
Line 166 sub loadmap {
|
Line 196 sub loadmap {
|
} else { |
} else { |
$errtext.='Map not loaded: The file does not exist. '; |
$errtext.='Map not loaded: The file does not exist. '; |
} |
} |
return($outstr,$errtext); |
return($outstr,$errtext,$infotext); |
} |
} |
|
|
|
|
Line 174 sub loadmap {
|
Line 204 sub loadmap {
|
|
|
sub savemap { |
sub savemap { |
my ($fn,$errtext)=@_; |
my ($fn,$errtext)=@_; |
if (($fn=~/\.sequence$/) || |
my $infotext=''; |
($fn=~/\.page$/)) { |
my %alltypes; |
|
my %allvalues; |
|
if (($fn=~/\.sequence(\.tmp)*$/) || |
|
($fn=~/\.page(\.tmp)*$/)) { |
|
|
# ------------------------------------------------------------- Deal with input |
# ------------------------------------------------------------- Deal with input |
my @tags=split(/<&>/,$ENV{'form.output'}); |
my @tags=split(/<&>/,$env{'form.output'}); |
my $outstr=''; |
my $outstr=''; |
my $graphdef=0; |
my $graphdef=0; |
if ($tags[0] eq 'graphdef<:>yes') { |
if ($tags[0] eq 'graphdef<:>yes') { |
Line 187 sub savemap {
|
Line 220 sub savemap {
|
} else { |
} else { |
$outstr="<map>\n"; |
$outstr="<map>\n"; |
} |
} |
map { |
foreach (@tags) { |
my @parts=split(/<:>/,$_); |
my @parts=split(/<:>/,$_); |
if ($parts[0] eq 'objcont') { |
if ($parts[0] eq 'objcont') { |
my @comp=split(/:/,$parts[$#parts]); |
my @comp=split(/:/,$parts[$#parts]); |
# --------------------------------------------------------------- Logical input |
# --------------------------------------------------------------- Logical input |
if ($comp[$#comp] eq 'res') { |
if (($comp[$#comp] eq 'res') || ($comp[$#comp] eq 'zombie')) { |
$comp[0]=qtescape($comp[0]); |
$comp[0]=qtescape($comp[0]); |
$comp[1]=qtescape($comp[1]); |
$comp[1]=qtescape($comp[1]); |
if ($comp[2] eq 'true') { |
if ($comp[2] eq 'true') { |
if ($comp[1]!~/^http\:\/\//) { |
if ($comp[1]!~/^http\:\/\//) { |
$comp[1]='http://'.$comp[1]; |
$comp[1]='http://'.$comp[1]; |
} |
} |
|
$comp[1].='" external="true'; |
} else { |
} else { |
if ($comp[1]=~/^http\:\/\//) { |
if ($comp[1]=~/^http\:\/\//) { |
$comp[1]=~s/^http\:\/\/[^\/]*\//\//; |
$comp[1]=~s/^http\:\/\/[^\/]*\//\//; |
Line 213 sub savemap {
|
Line 247 sub savemap {
|
if ($comp[0] ne '') { |
if ($comp[0] ne '') { |
$outstr.=' title="'.$comp[0].'"'; |
$outstr.=' title="'.$comp[0].'"'; |
} |
} |
$outstr.="></resource>\n"; |
$outstr.=" />\n"; |
} elsif ($comp[$#comp] eq 'cond') { |
} elsif ($comp[$#comp] eq 'cond') { |
$outstr.='<condition id="'.$parts[1].'"'; |
$outstr.='<condition id="'.$parts[1].'"'; |
if (($comp[1] ne '') && ($comp[1] ne 'normal')) { |
if (($comp[1] ne '') && ($comp[1] ne 'normal')) { |
$outstr.=' type="'.$comp[1].'"'; |
$outstr.=' type="'.$comp[1].'"'; |
} |
} |
$outstr.=' value="'.qtescape($comp[0]).'"'; |
$outstr.=' value="'.qtescape($comp[0]).'"'; |
$outstr.="></condition>\n"; |
$outstr.=" />\n"; |
} |
} |
} elsif ($parts[0] eq 'objlinks') { |
} elsif ($parts[0] eq 'objlinks') { |
my @comp=split(/:/,$parts[$#parts]); |
my @comp=split(/:/,$parts[$#parts]); |
Line 231 sub savemap {
|
Line 265 sub savemap {
|
$outstr.=' condition="'.$comp[2].'"'; |
$outstr.=' condition="'.$comp[2].'"'; |
} |
} |
$outstr.=' index="'.$parts[1].'"'; |
$outstr.=' index="'.$parts[1].'"'; |
$outstr.="></link>\n"; |
$outstr.=" />\n"; |
} elsif ($parts[0] eq 'objparms') { |
} elsif ($parts[0] eq 'objparms') { |
map { |
undef %alltypes; |
|
undef %allvalues; |
|
foreach (split(/:/,$parts[$#parts])) { |
my ($type,$name,$value)=split(/\_\_\_/,$_); |
my ($type,$name,$value)=split(/\_\_\_/,$_); |
$outstr.='<param to="'.$parts[1].'" type="'.$type.'"' |
$alltypes{$name}=$type; |
.' name="'.$name.'" value="'.$value.'">'."\n"; |
$allvalues{$name}=$value; |
} split(/:/,$parts[$#parts]); |
} |
|
foreach (keys %allvalues) { |
|
if ($allvalues{$_} ne '') { |
|
$outstr.='<param to="'.$parts[1].'" type="' |
|
.$alltypes{$_}.'" name="'.$_ |
|
.'" value="'.$allvalues{$_}.'" />' |
|
."\n"; |
|
} |
|
} |
} elsif (($parts[0] ne '') && ($graphdef)) { |
} elsif (($parts[0] ne '') && ($graphdef)) { |
# ------------------------------------------------------------- Graphical input |
# ------------------------------------------------------------- Graphical input |
$outstr.='<'.$parts[0]; |
$outstr.='<'.$parts[0]; |
if ($#parts==2) { |
if ($#parts==2) { |
$outstr.=' index="'.$parts[1].'"'; |
$outstr.=' index="'.$parts[1].'"'; |
} |
} |
$outstr.=' value="'.qtescape($parts[$#parts]).'"></'. |
$outstr.=' value="'.qtescape($parts[$#parts]).'" />'."\n"; |
$parts[0].">\n"; |
|
} |
} |
} @tags; |
} |
$outstr.="</map>\n"; |
$outstr.="</map>\n"; |
{ |
if ($fn=~/^\/*uploaded\/(\w+)\/(\w+)\/(.*)$/) { |
|
$env{'form.output'}=$outstr; |
|
my $result=&Apache::lonnet::finishuserfileupload($2,$1, |
|
'output',$3); |
|
if ($result != m|^/uploaded/|) { |
|
$errtext.='Map not saved: A network error occured when trying to save the map. '; |
|
} |
|
} else { |
my $fh; |
my $fh; |
if ($fh=Apache::File->new(">$fn")) { |
if ($fh=Apache::File->new(">$fn")) { |
print $fh $outstr; |
print $fh $outstr; |
$errtext.="Map saved as $fn. "; |
$infotext.="Map saved as $fn. "; |
} else { |
} else { |
$errtext.='Could not write file $fn. Map not saved. '; |
$errtext.='Could not write file '.$fn.'. Map not saved. '; |
} |
} |
} |
} |
} else { |
} else { |
# -------------------------------------------- Cannot write to that file, error |
# -------------------------------------------- Cannot write to that file, error |
$errtext.='Map not saved: The specified path does not exist. '; |
$errtext.='Map not saved: The specified path does not exist. '; |
} |
} |
return $errtext; |
&Apache::groupsort::clear_basket(); |
|
return ($errtext,$infotext); |
} |
} |
|
|
# ================================================================ Main Handler |
# ================================================================ Main Handler |
|
|
sub handler { |
sub handler { |
my $r=shift; |
my $r=shift; |
$r->content_type('text/html'); |
&Apache::loncommon::content_type($r,'text/html'); |
$r->send_http_header; |
$r->send_http_header; |
|
|
return OK if $r->header_only; |
return OK if $r->header_only; |
Line 281 sub handler {
|
Line 332 sub handler {
|
$url=~s/\/loadonly\/ratserver$/\/save\/ratserver/; |
$url=~s/\/loadonly\/ratserver$/\/save\/ratserver/; |
|
|
my $fn=$r->filename; |
my $fn=$r->filename; |
|
my $lonDocRoot=$r->dir_config('lonDocRoot'); |
|
if ( $fn =~ /$lonDocRoot/ ) { |
|
#internal authentication, needs fixup. |
|
$fn = $url; |
|
$fn=~s|^/~(\w+)|/home/$1/public_html|; |
|
$fn=~s|/[^/]*/ratserver$||; |
|
} |
my $errtext=''; |
my $errtext=''; |
|
my $infotext=''; |
my $outtext=''; |
my $outtext=''; |
|
|
if ($mode ne 'loadonly') { |
if ($mode ne 'loadonly') { |
$errtext=&savemap($fn,$errtext); |
($errtext,$infotext)=&savemap($fn,$errtext); |
} |
} |
($outtext,$errtext)=&loadmap($fn,$errtext); |
($outtext,$errtext,$infotext)=&loadmap($fn,$errtext,$infotext); |
|
|
|
my $start_page = |
|
&Apache::loncommon::start_page('Alert',undef, |
|
{'only_body' => 1, |
|
'bgcolor' => '#FFFFFF',}); |
|
my $end_page = |
|
&Apache::loncommon::end_page(); |
|
|
$r->print(<<ENDDOCUMENT); |
$r->print(<<ENDDOCUMENT); |
<html> |
$start_page |
<body bgcolor="#FFFFFF"> |
<form name="storage" method="post" action="$url"> |
<form name=storage method=post action="$url"> |
<input type="hidden" name="output" value="$outtext" /> |
<input type=hidden name=output value="$outtext"> |
|
</form> |
</form> |
<script> |
<script type ="text/javascript"> |
parent.flag=1; |
parent.flag=1; |
</script> |
</script> |
ENDDOCUMENT |
ENDDOCUMENT |
if ($errtext ne '') { |
if (($errtext ne '') || ($infotext ne '')) { |
$r->print(<<ENDSCRIPT); |
$r->print(<<ENDSCRIPT); |
<script> |
<script type="text/javascript"> |
alert("$errtext"); |
alert("$infotext $errtext"); |
</script> |
</script> |
ENDSCRIPT |
ENDSCRIPT |
} |
} |
$r->print("</body>\n</html>\n"); |
$r->print($end_page); |
|
|
return OK; |
return OK; |
} |
} |