--- loncom/xml/lonxml.pm 2002/03/22 17:52:20 1.161
+++ loncom/xml/lonxml.pm 2002/06/15 18:59:26 1.178
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# XML Parser Module
#
-# $Id: lonxml.pm,v 1.161 2002/03/22 17:52:20 albertel Exp $
+# $Id: lonxml.pm,v 1.178 2002/06/15 18:59:26 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -60,9 +60,9 @@
package Apache::lonxml;
use vars
-qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace);
+qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace $prevent_entity_encode);
use strict;
-use HTML::TokeParser();
+use HTML::LCParser();
use HTML::TreeBuilder();
use HTML::Entities();
use Safe();
@@ -129,9 +129,15 @@ $evaluate = 1;
# stores the list of active tag namespaces
@namespace=();
+# if 0 all high ASCII characters will be encoded into HTML Entities
+$prevent_entity_encode=0;
+
# has the dynamic menu been updated to know about this resource
$Apache::lonxml::registered=0;
+# a pointer the the Apache request object
+$Apache::lonxml::request='';
+
sub xmlbegin {
my $output='';
if ($ENV{'browser.mathml'}) {
@@ -176,10 +182,12 @@ sub xmlend {
}
my $sender='Anonymous';
if ((!$contrib{$idx.':anonymous'}) || ($seeid)) {
- $sender=$contrib{$idx.':sendername'}.' at '.
- $contrib{$idx.':senderdomain'};
+ $sender=$contrib{$idx.':plainname'}.' ('.
+ $contrib{$idx.':sendername'}.' at '.
+ $contrib{$idx.':senderdomain'}.')';
if ($contrib{$idx.':anonymous'}) {
- $sender.=' (anonymous)';
+ $sender.=' [anonymous] '.
+ $contrib{$idx.':screenname'};
}
if ($seeid) {
if ($hidden) {
@@ -190,6 +198,10 @@ sub xmlend {
$symb.':::'.$idx.'">Hide</a>';
}
}
+ } else {
+ if ($contrib{$idx.':screenname'}) {
+ $sender='<i>'.$contrib{$idx.':screenname'}.'</i>';
+ }
}
$discussion.='<p><b>'.$sender.'</b> ('.
localtime($contrib{$idx.':timestamp'}).
@@ -319,8 +331,9 @@ sub registerurl {
my $forcereg=shift;
my $target = shift;
my $result = '';
- if (($ENV{'request.publicaccess'}) ||
- ($ENV{'REQUEST_URI'} eq '/res/adm/pages/menu.html')) {
+ if ((($ENV{'request.publicaccess'}) ||
+ (!&Apache::lonnet::is_on_map($ENV{'REQUEST_URI'}))) &&
+ (!$forcereg)) {
return
'<script>function LONCAPAreg(){} function LONCAPAstale(){}</script>';
}
@@ -328,28 +341,23 @@ sub registerurl {
$Apache::lonxml::registered=1;
my $nothing='';
if ($ENV{'browser.type'} eq 'explorer') { $nothing='javascript:void(0);'; }
+ my $timesync='menu.clock.setTime(1000*'.time.');';
if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) {
my $hwkadd='';
- if ($ENV{'REQUEST_URI'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
+ if ($ENV{'request.filename'}=~/\.(problem|exam|quiz|assess|survey|form)$/) {
if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) {
$hwkadd.=(<<ENDSUBM);
- menu.switchbutton
- (7,1,'subm.gif','view sub','missions',
- 'gocmd("/adm/grades","submission")');
+ menu.switchbutton(7,1,'subm.gif','view sub','missions','gocmd("/adm/grades","submission")');
ENDSUBM
}
if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) {
$hwkadd.=(<<ENDGRDS);
- menu.switchbutton
- (7,2,'pgrd.gif','problem','grades',
- 'gocmd("/adm/grades","viewgrades")');
+ menu.switchbutton(7,2,'pgrd.gif','problem','grades','gocmd("/adm/grades","gradingmenu")');
ENDGRDS
}
if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) {
$hwkadd.=(<<ENDPARM);
- menu.switchbutton
- (7,3,'pparm.gif','problem','parms',
- 'gocmd("/adm/parmset","set")');
+ menu.switchbutton(7,3,'pparm.gif','problem','parms','gocmd("/adm/parmset","set")');
ENDPARM
}
}
@@ -361,7 +369,9 @@ ENDPARM
function LONCAPAreg() {
menu=window.open("$nothing","LONCAPAmenu","",false);
menu.clearTimeout(menu.menucltim);
+ $timesync
menu.currentURL=window.location.pathname;
+ menu.reloadURL=window.location.pathname;
menu.currentStale=0;
menu.clearbut(3,1);
menu.switchbutton
@@ -388,8 +398,10 @@ ENDPARM
function LONCAPAstale() {
menu=window.open("$nothing","LONCAPAmenu","",false);
menu.currentStale=1;
- menu.switchbutton
- (3,1,'reload.gif','return','location','go(currentURL)');
+ if (menu.reloadURL!='' && menu.reloadURL!= null) {
+ menu.switchbutton
+ (3,1,'reload.gif','return','location','go(reloadURL)');
+ }
menu.clearbut(7,1);
menu.clearbut(7,2);
menu.clearbut(7,3);
@@ -412,6 +424,7 @@ ENDREGTHIS
function LONCAPAreg() {
menu=window.open("$nothing","LONCAPAmenu","",false);
+ $timesync
menu.currentStale=1;
menu.clearbut(2,1);
menu.clearbut(2,3);
@@ -440,10 +453,15 @@ ENDDONOTREGTHIS
# Inputs are the name of the html form being used
# and the name of the element the selected URL should
# be placed in.
+ # openbrowser also takes arguments only and omit, which are
+ # comma deliminated lists of file extensions to (only) show
+ # or omit.
+ # Here we also set currentURL=null.
$result .=<<"ENDBROWSERSCRIPT";
<script>
+ menu.currentURL=null;
var editbrowser;
- function openbrowser(formname,elementname) {
+ function openbrowser(formname,elementname,only,omit) {
var url = '/res/?';
if (editbrowser == null) {
url += 'launch=1&';
@@ -451,6 +469,12 @@ ENDDONOTREGTHIS
url += 'catalogmode=interactive&';
url += 'mode=edit&';
url += 'form=' + formname + '&';
+ if (only != null) {
+ url += 'only=' + only + '&';
+ }
+ if (omit != null) {
+ url += 'omit=' + omit + '&';
+ }
url += 'element=' + elementname + '';
var title = 'Browser';
var options = 'scrollbars=1,resizable=1,menubar=0';
@@ -497,9 +521,26 @@ sub printalltags {
}
sub xmlparse {
- my ($target,$content_file_string,$safeinit,%style_for_target) = @_;
+ my ($request,$target,$content_file_string,$safeinit,%style_for_target) = @_;
+
+ &setup_globals($request,$target);
+#
+# do we have a course style file?
+#
+
+ if ($ENV{'request.course.id'}) {
+ my $bodytext=
+ $ENV{'course.'.$ENV{'request.course.id'}.'.default_xml_style'};
+ if ($bodytext) {
+ my $location=&Apache::lonnet::filelocation('',$bodytext);
+ my $styletext=&Apache::lonnet::getfile($location);
+ if ($styletext ne '-1') {
+ %style_for_target = (%style_for_target,
+ &Apache::style::styleparser($target,$styletext));
+ }
+ }
+ }
- &setup_globals($target);
#&printalltags();
my @pars = ();
my $pwd=$ENV{'request.filename'};
@@ -613,18 +654,22 @@ sub inner_xmlparse {
#evaluate variable refs in result
if ($result ne "") {
if ( $#$parstack > -1 ) {
- if ($Apache::lonxml::redirection) {
- $Apache::lonxml::outputstack['-1'] .=
- &Apache::run::evaluate($result,$safeeval,$$parstack['-1']);
- } else {
- $finaloutput .= &Apache::run::evaluate($result,$safeeval,
- $$parstack['-1']);
- }
+ $result=&Apache::run::evaluate($result,$safeeval,$$parstack[-1]);
} else {
- $finaloutput .= &Apache::run::evaluate($result,$safeeval,'');
+ $result= &Apache::run::evaluate($result,$safeeval,'');
}
- $result = '';
- }
+ }
+ # Encode any high ASCII characters
+ if (!$Apache::lonxml::prevent_entity_encode) {
+ $result=&HTML::Entities::encode($result,"\200-\377");
+ }
+ if ($Apache::lonxml::redirection) {
+ $Apache::lonxml::outputstack['-1'] .= $result;
+ } else {
+ $finaloutput.=$result;
+ }
+ $result = '';
+
if ($token->[0] eq 'E') {
&end_tag($stack,$parstack,$token);
}
@@ -637,6 +682,7 @@ sub inner_xmlparse {
# $finaloutput.=&endredirection;
# }
+
if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) {
$finaloutput=&afterburn($finaloutput);
}
@@ -779,7 +825,8 @@ sub callsub {
}
sub setup_globals {
- my ($target)=@_;
+ my ($request,$target)=@_;
+ $Apache::lonxml::request=$request;
$Apache::lonxml::registered = 0;
@Apache::lonxml::pwd=();
@Apache::lonxml::extlinks=();
@@ -808,6 +855,11 @@ sub setup_globals {
$Apache::lonxml::metamode = 0;
$Apache::lonxml::evaluate = 0;
$Apache::lonxml::import = 0;
+ } elsif ($target eq 'analyze') {
+ $Apache::lonxml::redirection = 0;
+ $Apache::lonxml::metamode = 0;
+ $Apache::lonxml::evaluate = 1;
+ $Apache::lonxml::import = 1;
} else {
$Apache::lonxml::redirection = 0;
$Apache::lonxml::metamode = 0;
@@ -981,7 +1033,7 @@ sub get_all_text {
sub newparser {
my ($parser,$contentref,$dir) = @_;
- push (@$parser,HTML::TokeParser->new($contentref));
+ push (@$parser,HTML::LCParser->new($contentref));
$$parser['-1']->xml_mode('1');
if ( $dir eq '' ) {
push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]);
@@ -1104,9 +1156,9 @@ BUTTONS
<a name="editsection" />
<form method="post">
<input type="hidden" name="editmode" value="Edit" />
-$buttons
+$buttons<br />
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea>
-$buttons
+<br />$buttons
<br />
</form>
ENDFOOTER
@@ -1195,7 +1247,8 @@ ENDNOTFOUND
}
}
if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) {
- $result = &Apache::lonxml::xmlparse($target,$filecontents,'',%mystyle);
+ $result = &Apache::lonxml::xmlparse($request,$target,$filecontents,
+ '',%mystyle);
}
}
@@ -1204,7 +1257,10 @@ ENDNOTFOUND
#
unless ($ENV{'request.state'} eq 'published') {
if ($ENV{'form.editmode'} && (!($ENV{'form.viewmode'}))) {
- $result='<html><body bgcolor="#FFFFFF"></body></html>';
+ my $displayfile=$request->uri;
+ $displayfile=~s/^\/[^\/]*//;
+ $result='<html><body bgcolor="#FFFFFF"><h3>'.$displayfile.
+ '</h3></body></html>';
$result=&inserteditinfo($result,$filecontents);
}
}
@@ -1225,7 +1281,8 @@ sub debug {
sub error {
if (($Apache::lonxml::debug eq 1) || ($ENV{'request.state'} eq 'construct') ) {
- print "<b>ERROR:</b>".join('<br />',@_)."<br />\n";
+ # If printing in construction space, put the error inside <pre></pre>
+ print "<b>ERROR:</b>".join("\n",@_)."\n";
} else {
print "<b>An Error occured while processing this resource. The instructor has been notified.</b> <br />";
#notify author