--- loncom/xml/lonxml.pm 2004/11/30 22:57:16 1.348
+++ loncom/xml/lonxml.pm 2005/01/30 23:31:12 1.355
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# XML Parser Module
#
-# $Id: lonxml.pm,v 1.348 2004/11/30 22:57:16 albertel Exp $
+# $Id: lonxml.pm,v 1.355 2005/01/30 23:31:12 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -368,23 +368,29 @@ sub xmlparse {
sub htmlclean {
my ($raw,$full)=@_;
+# Take care of CRLF etc
- my $tree = HTML::TreeBuilder->new;
- $tree->ignore_unknown(0);
-
- $tree->parse($raw);
-
- my $output= $tree->as_HTML(undef,' ');
-
- $output=~s/\<(br|hr|img|meta|allow)(.*?)\>/\<$1$2 \/\>/gis;
- $output=~s/\<\/(br|hr|img|meta|allow)\>//gis;
+ $raw=~s/\r\f/\n/gs; $raw=~s/\f\r/\n/gs;
+ $raw=~s/\r\n/\n/gs; $raw=~s/\n\r/\n/gs;
+ $raw=~s/\f/\n/gs; $raw=~s/\r/\n/gs;
+ $raw=~s/\&\#10\;/\n/gs; $raw=~s/\&\#13\;/\n/gs;
+
+# Generate empty tags, remove wrong end tags
+ $raw=~s/\<(br|hr|img|meta|allow|basefont)([^\>\/]*?)\>/\<$1$2 \/\>/gis;
+ $raw=~s/\<\/(br|hr|img|meta|allow|basefont)\>//gis;
unless ($full) {
- $output=~s/\<[\/]*(body|head|html)\>//gis;
+ $raw=~s/\<[\/]*(body|head|html)\>//gis;
}
-
- $tree = $tree->delete;
-
- return $output;
+# Make standard tags lowercase
+ foreach ('html','body','head','meta','h1','h2','h3','h4','b','i','m',
+ 'table','tr','td','th','p','br','hr','img','embed','font',
+ 'a','strong','center','title','basefont','li','ol','ul',
+ 'input','select','form','option','script','pre') {
+ $raw=~s/\<$_\s*\>/\<$_\>/gis;
+ $raw=~s/\<\/$_\s*\>/<\/$_\>/gis;
+ $raw=~s/\<$_\s([^\>]*)\>/<$_ $1\>/gis;
+ }
+ return $raw;
}
sub latex_special_symbols {
@@ -1261,6 +1267,8 @@ sub handler {
&Apache::loncommon::content_type($request,'text/html');
}
&Apache::loncommon::no_cache($request);
+ $request->set_last_modified(&Apache::lonnet::metadata($request->uri,
+ 'lastrevisiondate'));
$request->send_http_header;
return OK if $request->header_only;
@@ -1338,7 +1346,11 @@ ENDNOTFOUND
if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) {
my $displayfile=$request->uri;
$displayfile=~s/^\/[^\/]*//;
- $result='<html><body bgcolor="#FFFFFF">'.
+ my $bodytag='<body bgcolor="#FFFFFF">';
+ if ($ENV{'environment.remote'} eq 'off') {
+ $bodytag=&Apache::loncommon::bodytag();
+ }
+ $result='<html>'.$bodytag.
&Apache::lonxml::message_location().'<h3>'.
$displayfile.
'</h3></body></html>';
@@ -1378,6 +1390,10 @@ sub debug {
}
sub show_error_warn_msg {
+ if ($ENV{'request.filename'} eq '/home/httpd/html/res/lib/templates/simpleproblem.problem' &&
+ &Apache::lonnet::allowed('mdc',$ENV{'request.course.id'})) {
+ return 1;
+ }
return (($Apache::lonxml::debug eq 1) ||
($ENV{'request.state'} eq 'construct') ||
($Apache::lonhomework::browse eq 'F'
@@ -1592,35 +1608,36 @@ sub whichuser {
my ($passedsymb)=@_;
my ($symb,$courseid,$domain,$name,$publicuser);
if (defined($ENV{'form.grade_symb'})) {
- my $tmp_courseid=$ENV{'form.grade_courseid'};
- my $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid);
- if (!$allowed &&
- exists($ENV{'request.course.sec'}) &&
- $ENV{'request.course.sec'} !~ /^\s*$/) {
- $allowed=&Apache::lonnet::allowed('vgr',$ENV{'form.grade_courseid'}.
- '/'.$ENV{'request.course.sec'});
- }
- if ($allowed) {
- $symb=$ENV{'form.grade_symb'};
- $courseid=$ENV{'form.grade_courseid'};
- $domain=$ENV{'form.grade_domain'};
- $name=$ENV{'form.grade_username'};
- }
- } else {
- if (!$passedsymb) {
- $symb=&Apache::lonnet::symbread();
- } else {
- $symb=$passedsymb;
+ my ($tmp_courseid)=
+ &Apache::loncommon::get_env_multiple('form.grade_courseid');
+ my $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid);
+ if (!$allowed &&
+ exists($ENV{'request.course.sec'}) &&
+ $ENV{'request.course.sec'} !~ /^\s*$/) {
+ $allowed=&Apache::lonnet::allowed('vgr',$tmp_courseid.
+ '/'.$ENV{'request.course.sec'});
}
- $courseid=$ENV{'request.course.id'};
- $domain=$ENV{'user.domain'};
- $name=$ENV{'user.name'};
- if ($name eq 'public' && $domain eq 'public') {
- if (!defined($ENV{'form.username'})) {
- $ENV{'form.username'}.=time.rand(10000000);
- }
- $name.=$ENV{'form.username'};
+ if ($allowed) {
+ ($symb)=&Apache::loncommon::get_env_multiple('form.grade_symb');
+ $courseid=$tmp_courseid;
+ ($domain)=&Apache::loncommon::get_env_multiple('form.grade_domain');
+ ($name)=&Apache::loncommon::get_env_multiple('form.grade_username');
+ return ($symb,$courseid,$domain,$name,$publicuser);
+ }
+ }
+ if (!$passedsymb) {
+ $symb=&Apache::lonnet::symbread();
+ } else {
+ $symb=$passedsymb;
+ }
+ $courseid=$ENV{'request.course.id'};
+ $domain=$ENV{'user.domain'};
+ $name=$ENV{'user.name'};
+ if ($name eq 'public' && $domain eq 'public') {
+ if (!defined($ENV{'form.username'})) {
+ $ENV{'form.username'}.=time.rand(10000000);
}
+ $name.=$ENV{'form.username'};
}
return ($symb,$courseid,$domain,$name,$publicuser);
}