--- loncom/xml/lonxml.pm 2003/04/03 22:25:49 1.245
+++ loncom/xml/lonxml.pm 2003/05/21 20:41:55 1.255
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# XML Parser Module
#
-# $Id: lonxml.pm,v 1.245 2003/04/03 22:25:49 albertel Exp $
+# $Id: lonxml.pm,v 1.255 2003/05/21 20:41:55 sakharuk Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -380,8 +380,11 @@ sub printtokenheader {
sub fontsettings() {
my $headerstring='';
if (($ENV{'browser.os'} eq 'mac') && (!$ENV{'browser.mathml'})) {
- $headerstring.=
- '<meta Content-Type="text/html; charset=x-mac-roman">';
+ $headerstring.=
+ '<meta Content-Type="text/html; charset=x-mac-roman">';
+ } elsif (!$ENV{'browser.mathml'}) {
+ $headerstring.=
+ '<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />';
}
return $headerstring;
}
@@ -418,8 +421,7 @@ sub xmlparse {
}
}
}
-
- #&printalltags();
+#&printalltags();
my @pars = ();
my $pwd=$ENV{'request.filename'};
$pwd =~ s:/[^/]*$::;
@@ -438,6 +440,7 @@ sub xmlparse {
my $finaloutput = &inner_xmlparse($target,\@stack,\@parstack,\@pars,
$safeeval,\%style_for_target);
+
if ($ENV{'request.uri'}) {
&writeallows($ENV{'request.uri'});
}
@@ -475,7 +478,7 @@ sub latex_special_symbols {
$current_token=~s/\\ /\\char92 /g;
$current_token=~s/\^/\\char94 /g;
$current_token=~s/\~/\\char126 /g;
- $current_token=~s/(&[^a-z\#])/\\$1/g;
+ $current_token=~s/(&[^A-Za-z\#])/\\$1/g;
$current_token=~s/([^&])\#/$1\\#/g;
$current_token=~s/(\$|_|{|})/\\$1/g;
$current_token=~s/\\char92 /\\texttt{\\char92}/g;
@@ -517,6 +520,12 @@ sub inner_xmlparse {
$Apache::lonxml::usestyle=0;
my $string=$$style_for_target{$token->[1]}.
'<LONCAPA_INTERNAL_TURN_STYLE_ON />';
+##### LETS TRY VARIABLE INTERPOLATION (it may be stupid but at least it works)
+ my %localhash=%{$token->[2]};
+ foreach my $localkey (keys %localhash) {
+ $string=~s/\$$localkey/$localhash{$localkey}/g;
+ }
+#####
&Apache::lonxml::newparser($pars,\$string);
} else {
$result = &callsub("start_$token->[1]", $target, $token, $stack,
@@ -540,6 +549,14 @@ sub inner_xmlparse {
$Apache::lonxml::usestyle=0;
my $string=$$style_for_target{'/'.$token->[1]}.
'<LONCAPA_INTERNAL_TURN_STYLE_ON />';
+##### LETS TRY VARIABLE INTERPOLATION (it may be stupid but at least it works)
+ my @localarray = split /;/, $$parstack[-1];
+ foreach my $localelement (@localarray) {
+ $localelement=~/my\s+\$([^=]+)=\"(.*)\"$/;
+ my ($whatchange,$tochange) = ($1,$2);
+ $string=~s/\$$whatchange/$tochange/g;
+ }
+#####
&Apache::lonxml::newparser($pars,\$string);
} else {
$result = &callsub("end_$token->[1]", $target, $token, $stack,
@@ -557,9 +574,10 @@ sub inner_xmlparse {
}
}
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) {
- if ($target eq 'tex') {
- $result=&latex_special_symbols($result,$stack,$parstack);
- }
+ #Style file definitions should be correct
+ if ($target eq 'tex' && ($Apache::lonxml::usestyle)) {
+ $result=&latex_special_symbols($result,$stack,$parstack);
+ }
}
# Encode any high ASCII characters
@@ -718,6 +736,7 @@ sub init_safespace {
$safeeval->permit("sort");
$safeeval->deny(":base_io");
$safehole->wrap(\&Apache::scripttag::xmlparse,$safeeval,'&xmlparse');
+ $safehole->wrap(\&Apache::outputtags::multipart,$safeeval,'&multipart');
$safehole->wrap(\&Apache::lonnet::EXT,$safeeval,'&EXT');
$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');
@@ -799,6 +818,7 @@ sub init_safespace {
my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
$rndseed=&Apache::lonnet::rndseed($symb,$courseid,$domain,$name);
$safeinit .= ';$external::randomseed='.$rndseed.';';
+ &Apache::lonxml::debug("Setting rndseed to $rndseed");
&Apache::run::run($safeinit,$safeeval);
}
@@ -898,18 +918,23 @@ sub get_all_text_unbalanced {
}
sub increment_counter {
- $Apache::lonxml::counter++;
+ my ($increment) = @_;
+ if (defined($increment) && $increment gt 0) {
+ $Apache::lonxml::counter+=$increment;
+ } else {
+ $Apache::lonxml::counter++;
+ }
$Apache::lonxml::counter_changed=1;
}
sub init_counter {
if (defined($ENV{'form.counter'})) {
$Apache::lonxml::counter=$ENV{'form.counter'};
+ $Apache::lonxml::counter_changed=0;
} else {
$Apache::lonxml::counter=1;
- &store_counter();
+ $Apache::lonxml::counter_changed=1;
}
- $Apache::lonxml::counter_changed=0;
}
sub store_counter {
@@ -1118,6 +1143,7 @@ sub inserteditinfo {
&Apache::loncommon::help_open_topic("Other_Symbols",'Other Symbols',
undef,undef,600)
.'</td></tr></table>';
+ my $titledisplay=&display_title();
my $buttons=(<<BUTTONS);
<input type="submit" name="attemptclean"
value="Save and then attempt to clean HTML" />
@@ -1135,6 +1161,7 @@ $buttons<br />
<br />$buttons
<br />
</form>
+$titledisplay
ENDFOOTER
# $result=~s/(\<body[^\>]*\>)/$1$editheader/is;
$result=~s/(\<\/body\>)/$editfooter/is;
@@ -1169,37 +1196,37 @@ sub get_target {
}
sub handler {
- my $request=shift;
-
- my $target=&get_target();
-
- $Apache::lonxml::debug=0;
-
- if ($ENV{'browser.mathml'}) {
- $request->content_type('text/xml');
- } else {
- $request->content_type('text/html');
- }
- &Apache::loncommon::no_cache($request);
- $request->send_http_header;
-
- return OK if $request->header_only;
+ my $request=shift;
+
+ my $target=&get_target();
+
+ $Apache::lonxml::debug=0;
+
+ if ($ENV{'browser.mathml'}) {
+ $request->content_type('text/xml');
+ } else {
+ $request->content_type('text/html');
+ }
+ &Apache::loncommon::no_cache($request);
+ $request->send_http_header;
+
+ return OK if $request->header_only;
- my $file=&Apache::lonnet::filelocation("",$request->uri);
+ my $file=&Apache::lonnet::filelocation("",$request->uri);
#
# Edit action? Save file.
#
- unless ($ENV{'request.state'} eq 'published') {
- if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) {
- &storefile($file,$ENV{'form.filecont'});
- }
- }
- my %mystyle;
- my $result = '';
- my $filecontents=&Apache::lonnet::getfile($file);
- if ($filecontents eq -1) {
- $result=(<<ENDNOTFOUND);
+ unless ($ENV{'request.state'} eq 'published') {
+ if (($ENV{'form.savethisfile'}) || ($ENV{'form.attemptclean'})) {
+ &storefile($file,$ENV{'form.filecont'});
+ }
+ }
+ my %mystyle;
+ my $result = '';
+ my $filecontents=&Apache::lonnet::getfile($file);
+ if ($filecontents eq -1) {
+ $result=(<<ENDNOTFOUND);
<html>
<head>
<title>File not found</title>
@@ -1210,40 +1237,54 @@ sub handler {
</html>
ENDNOTFOUND
$filecontents='';
- if ($ENV{'request.state'} ne 'published') {
- $filecontents=&createnewhtml();
- $ENV{'form.editmode'}='Edit'; #force edit mode
- }
- } else {
- unless ($ENV{'request.state'} eq 'published') {
- if ($ENV{'form.attemptclean'}) {
- $filecontents=&htmlclean($filecontents,1);
- }
- }
- if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) {
- $result = &Apache::lonxml::xmlparse($request,$target,$filecontents,
- '',%mystyle);
+ if ($ENV{'request.state'} ne 'published') {
+ $filecontents=&createnewhtml();
+ $ENV{'form.editmode'}='Edit'; #force edit mode
+ }
+ } else {
+ unless ($ENV{'request.state'} eq 'published') {
+ if ($ENV{'form.attemptclean'}) {
+ $filecontents=&htmlclean($filecontents,1);
+ }
+ }
+ if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) {
+ $result = &Apache::lonxml::xmlparse($request,$target,$filecontents,
+ '',%mystyle);
+ }
}
- }
-
+
#
# Edit action? Insert editing commands
#
- unless ($ENV{'request.state'} eq 'published') {
- if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) {
- my $displayfile=$request->uri;
- $displayfile=~s/^\/[^\/]*//;
- $result='<html><body bgcolor="#FFFFFF"><h3>'.$displayfile.
- '</h3></body></html>';
- $result=&inserteditinfo($result,$filecontents);
+ unless ($ENV{'request.state'} eq 'published') {
+ if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) {
+ my $displayfile=$request->uri;
+ $displayfile=~s/^\/[^\/]*//;
+ $result='<html><body bgcolor="#FFFFFF"><h3>'.$displayfile.
+ '</h3></body></html>';
+ $result=&inserteditinfo($result,$filecontents);
+ }
}
- }
-
- writeallows($request->uri);
-
- $request->print($result);
-
- return OK;
+
+ writeallows($request->uri);
+
+
+ $request->print($result);
+
+ return OK;
+}
+
+sub display_title {
+ my $result;
+ if ($ENV{'request.state'} eq 'construct') {
+ my $title=&Apache::lonnet::gettitle();
+ if (!defined($title) || $title eq '') {
+ $title = $ENV{'request.filename'};
+ $title = substr($title, rindex($title, '/') + 1);
+ }
+ $result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA Construction Space';</script>";
+ }
+ return $result;
}
sub debug {