version 1.145, 2002/01/03 16:18:00
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version 1.194, 2002/09/10 20:53:36
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Line 60
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Line 60
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package Apache::lonxml; |
package Apache::lonxml; |
use vars |
use vars |
qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace); |
qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace $prevent_entity_encode); |
use strict; |
use strict; |
use HTML::TokeParser; |
use HTML::LCParser(); |
use HTML::TreeBuilder; |
use HTML::TreeBuilder(); |
use Safe; |
use HTML::Entities(); |
use Safe::Hole; |
use Safe(); |
use Math::Cephes qw(:trigs :hypers :bessels erf erfc); |
use Safe::Hole(); |
use Math::Random qw(:all); |
use Math::Cephes(); |
use Opcode; |
use Math::Random(); |
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use Opcode(); |
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sub register { |
sub register { |
my ($space,@taglist) = @_; |
my ($space,@taglist) = @_; |
Line 89 sub deregister {
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Line 90 sub deregister {
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} |
} |
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use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::lontexconvert; |
use Apache::lontexconvert(); |
use Apache::style; |
use Apache::style(); |
use Apache::run; |
use Apache::run(); |
use Apache::londefdef; |
use Apache::londefdef(); |
use Apache::scripttag; |
use Apache::scripttag(); |
use Apache::edit; |
use Apache::edit(); |
use Apache::lonnet; |
use Apache::lonnet(); |
use Apache::File; |
use Apache::File(); |
use Apache::loncommon; |
use Apache::loncommon(); |
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#================================================== Main subroutine: xmlparse |
#================================================== Main subroutine: xmlparse |
#debugging control, to turn on debugging modify the correct handler |
#debugging control, to turn on debugging modify the correct handler |
Line 128 $evaluate = 1;
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Line 129 $evaluate = 1;
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# stores the list of active tag namespaces |
# stores the list of active tag namespaces |
@namespace=(); |
@namespace=(); |
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# if 0 all high ASCII characters will be encoded into HTML Entities |
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$prevent_entity_encode=0; |
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# has the dynamic menu been updated to know about this resource |
# has the dynamic menu been updated to know about this resource |
$Apache::lonxml::registered=0; |
$Apache::lonxml::registered=0; |
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# a pointer the the Apache request object |
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$Apache::lonxml::request=''; |
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sub xmlbegin { |
sub xmlbegin { |
my $output=''; |
my $output=''; |
if ($ENV{'browser.mathml'}) { |
if ($ENV{'browser.mathml'}) { |
Line 147 sub xmlbegin {
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Line 154 sub xmlbegin {
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} |
} |
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sub xmlend { |
sub xmlend { |
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my ($discussiononly,$symb)=@_; |
my $discussion=''; |
my $discussion=''; |
if ($ENV{'request.course.id'}) { |
if ($ENV{'request.course.id'}) { |
my $crs='/'.$ENV{'request.course.id'}; |
my $crs='/'.$ENV{'request.course.id'}; |
Line 155 sub xmlend {
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Line 163 sub xmlend {
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} |
} |
$crs=~s/\_/\//g; |
$crs=~s/\_/\//g; |
my $seeid=&Apache::lonnet::allowed('rin',$crs); |
my $seeid=&Apache::lonnet::allowed('rin',$crs); |
my $symb=&Apache::lonnet::symbread(); |
unless ($symb) { |
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$symb=&Apache::lonnet::symbread(); |
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} |
if ($symb) { |
if ($symb) { |
my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, |
my %contrib=&Apache::lonnet::restore($symb,$ENV{'request.course.id'}, |
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
$ENV{'course.'.$ENV{'request.course.id'}.'.domain'}, |
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
$ENV{'course.'.$ENV{'request.course.id'}.'.num'}); |
if ($contrib{'version'}) { |
if ($contrib{'version'}) { |
$discussion.= |
unless ($discussiononly) { |
'<address><hr /><h2>Course Discussion of Resource</h2>'; |
$discussion.= |
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'<address><hr />'; |
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} |
my $idx; |
my $idx; |
for ($idx=1;$idx<=$contrib{'version'};$idx++) { |
for ($idx=1;$idx<=$contrib{'version'};$idx++) { |
my $hidden=($contrib{'hidden'}=~/\.$idx\./); |
my $hidden=($contrib{'hidden'}=~/\.$idx\./); |
unless (($hidden) && (!$seeid)) { |
unless (($hidden) && (!$seeid)) { |
my $message=$contrib{$idx.':message'}; |
my $message=$contrib{$idx.':message'}; |
$message=~s/\n/\<br \/\>/g; |
$message=~s/\n/\<br \/\>/g; |
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$message=&Apache::lontexconvert::msgtexconverted($message); |
if ($message) { |
if ($message) { |
if ($hidden) { |
if ($hidden) { |
$message='<font color="#888888">'.$message.'</font>'; |
$message='<font color="#888888">'.$message.'</font>'; |
} |
} |
my $sender='Anonymous'; |
my $sender='Anonymous'; |
if ((!$contrib{$idx.':anonymous'}) || ($seeid)) { |
if ((!$contrib{$idx.':anonymous'}) || ($seeid)) { |
$sender=$contrib{$idx.':sendername'}.' at '. |
$sender=&Apache::loncommon::aboutmewrapper( |
$contrib{$idx.':senderdomain'}; |
$contrib{$idx.':plainname'}, |
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$contrib{$idx.':sendername'}, |
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$contrib{$idx.':senderdomain'}).' ('. |
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$contrib{$idx.':sendername'}.' at '. |
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$contrib{$idx.':senderdomain'}.')'; |
if ($contrib{$idx.':anonymous'}) { |
if ($contrib{$idx.':anonymous'}) { |
$sender.=' (anonymous)'; |
$sender.=' [anonymous] '. |
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$contrib{$idx.':screenname'}; |
} |
} |
if ($seeid) { |
if ($seeid) { |
if ($hidden) { |
if ($hidden) { |
Line 189 sub xmlend {
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Line 207 sub xmlend {
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$symb.':::'.$idx.'">Hide</a>'; |
$symb.':::'.$idx.'">Hide</a>'; |
} |
} |
} |
} |
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} else { |
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if ($contrib{$idx.':screenname'}) { |
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$sender='<i>'.$contrib{$idx.':screenname'}.'</i>'; |
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} |
} |
} |
$discussion.='<p><b>'.$sender.'</b> ('. |
$discussion.='<p><b>'.$sender.'</b> ('. |
localtime($contrib{$idx.':timestamp'}). |
localtime($contrib{$idx.':timestamp'}). |
Line 197 sub xmlend {
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Line 219 sub xmlend {
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} |
} |
} |
} |
} |
} |
$discussion.='</address>'; |
unless ($discussiononly) { |
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$discussion.='</address>'; |
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} |
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} |
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if ($discussiononly) { |
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$discussion.='<h1>'.$symb.'</h1>'; |
} |
} |
} |
} |
} |
} |
return $discussion.'</html>'; |
return $discussion.($discussiononly?'':'</html>'); |
} |
} |
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sub tokeninputfield { |
sub tokeninputfield { |
Line 316 sub fontsettings() {
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Line 343 sub fontsettings() {
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sub registerurl { |
sub registerurl { |
my $forcereg=shift; |
my $forcereg=shift; |
if ($ENV{'request.publicaccess'}) { |
my $target = shift; |
return |
my $result = ''; |
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if ($target eq 'edit') { |
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$result .="<script>\n". |
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"if (typeof menu != 'undefined') {menu.currentURL=null;}\n". |
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&Apache::loncommon::browser_and_searcher_javascript(). |
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"\n</script>\n"; |
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} |
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if ((($ENV{'request.publicaccess'}) || |
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(!&Apache::lonnet::is_on_map($ENV{'REQUEST_URI'}))) && |
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(!$forcereg)) { |
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return $result. |
'<script>function LONCAPAreg(){} function LONCAPAstale(){}</script>'; |
'<script>function LONCAPAreg(){} function LONCAPAstale(){}</script>'; |
} |
} |
if ($Apache::lonxml::registered && !$forcereg) { return ''; } |
if ($Apache::lonxml::registered && !$forcereg) { return ''; } |
$Apache::lonxml::registered=1; |
$Apache::lonxml::registered=1; |
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my $nothing=''; |
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if ($ENV{'browser.type'} eq 'explorer') { $nothing='javascript:void(0);'; } |
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my $timesync='menu.syncclock(1000*'.time.');'; |
if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { |
if (($ENV{'REQUEST_URI'}!~/^\/(res\/)*adm\//) || ($forcereg)) { |
my $hwkadd=''; |
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'})) { |
if (&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'})) { |
$hwkadd.=(<<ENDSUBM); |
$hwkadd.=(<<ENDSUBM); |
menu.switchbutton |
menu.switchbutton(7,1,'subm.gif','view sub','missions','gocmd("/adm/grades","submission")'); |
(7,1,'subm.gif','view sub','missions', |
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'gocmd("/adm/grades","submission")'); |
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ENDSUBM |
ENDSUBM |
} |
} |
if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) { |
if (&Apache::lonnet::allowed('mgr',$ENV{'request.course.id'})) { |
$hwkadd.=(<<ENDGRDS); |
$hwkadd.=(<<ENDGRDS); |
menu.switchbutton |
menu.switchbutton(7,2,'pgrd.gif','problem','grades','gocmd("/adm/grades","gradingmenu")'); |
(7,2,'pgrd.gif','problem','grades', |
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'gocmd("/adm/grades","viewgrades")'); |
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ENDGRDS |
ENDGRDS |
} |
} |
if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { |
if (&Apache::lonnet::allowed('opa',$ENV{'request.course.id'})) { |
$hwkadd.=(<<ENDPARM); |
$hwkadd.=(<<ENDPARM); |
menu.switchbutton |
menu.switchbutton(7,3,'pparm.gif','problem','parms','gocmd("/adm/parmset","set")'); |
(7,3,'pparm.gif','problem','parms', |
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'gocmd("/adm/parmset","set")'); |
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ENDPARM |
ENDPARM |
} |
} |
} |
} |
return (<<ENDREGTHIS); |
$result = (<<ENDREGTHIS); |
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<script language="JavaScript"> |
<script language="JavaScript"> |
// BEGIN LON-CAPA Internal |
// BEGIN LON-CAPA Internal |
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function LONCAPAreg() { |
function LONCAPAreg() { |
menu=window.open("","LONCAPAmenu"); |
menu=window.open("$nothing","LONCAPAmenu","",false); |
menu.clearTimeout(menu.menucltim); |
menu.clearTimeout(menu.menucltim); |
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$timesync |
menu.currentURL=window.location.pathname; |
menu.currentURL=window.location.pathname; |
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menu.reloadURL=window.location.pathname; |
menu.currentStale=0; |
menu.currentStale=0; |
menu.clearbut(3,1); |
menu.clearbut(3,1); |
menu.switchbutton |
menu.switchbutton |
Line 363 ENDPARM
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Line 399 ENDPARM
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menu.switchbutton |
menu.switchbutton |
(8,1,'eval.gif','evaluate','this','gopost("/adm/evaluate",currentURL)'); |
(8,1,'eval.gif','evaluate','this','gopost("/adm/evaluate",currentURL)'); |
menu.switchbutton |
menu.switchbutton |
(8,2,'fdbk.gif','feedback','on this','gopost("/adm/feedback",currentURL)'); |
(8,2,'fdbk.gif','feedback','discuss','gopost("/adm/feedback",currentURL)'); |
menu.switchbutton |
menu.switchbutton |
(8,3,'prt.gif','prepare','printout','gopost("/adm/printout",currentURL)'); |
(8,3,'prt.gif','prepare','printout','gopost("/adm/printout",currentURL)'); |
menu.switchbutton |
menu.switchbutton |
Line 380 ENDPARM
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Line 416 ENDPARM
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} |
} |
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function LONCAPAstale() { |
function LONCAPAstale() { |
menu=window.open("","LONCAPAmenu"); |
menu=window.open("$nothing","LONCAPAmenu","",false); |
menu.currentStale=1; |
menu.currentStale=1; |
menu.switchbutton |
if (menu.reloadURL!='' && menu.reloadURL!= null) { |
(3,1,'reload.gif','return','location','go(currentURL)'); |
menu.switchbutton |
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(3,1,'reload.gif','return','location','go(reloadURL)'); |
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} |
menu.clearbut(7,1); |
menu.clearbut(7,1); |
menu.clearbut(7,2); |
menu.clearbut(7,2); |
menu.clearbut(7,3); |
menu.clearbut(7,3); |
Line 399 ENDPARM
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Line 437 ENDPARM
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ENDREGTHIS |
ENDREGTHIS |
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} else { |
} else { |
return (<<ENDDONOTREGTHIS); |
$result = (<<ENDDONOTREGTHIS); |
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<script language="JavaScript"> |
<script language="JavaScript"> |
// BEGIN LON-CAPA Internal |
// BEGIN LON-CAPA Internal |
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function LONCAPAreg() { |
function LONCAPAreg() { |
menu=window.open("","LONCAPAmenu"); |
menu=window.open("$nothing","LONCAPAmenu","",false); |
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$timesync |
menu.currentStale=1; |
menu.currentStale=1; |
menu.clearbut(2,1); |
menu.clearbut(2,1); |
menu.clearbut(2,3); |
menu.clearbut(2,3); |
Line 426 ENDREGTHIS
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Line 465 ENDREGTHIS
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// END LON-CAPA Internal |
// END LON-CAPA Internal |
</script> |
</script> |
ENDDONOTREGTHIS |
ENDDONOTREGTHIS |
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} |
} |
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return $result; |
} |
} |
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sub loadevents() { |
sub loadevents() { |
Line 447 sub printalltags {
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Line 486 sub printalltags {
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} |
} |
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sub xmlparse { |
sub xmlparse { |
my ($target,$content_file_string,$safeinit,%style_for_target) = @_; |
my ($request,$target,$content_file_string,$safeinit,%style_for_target) = @_; |
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&setup_globals($request,$target); |
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# |
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# do we have a course style file? |
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# |
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if ($ENV{'request.course.id'}) { |
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my $bodytext= |
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$ENV{'course.'.$ENV{'request.course.id'}.'.default_xml_style'}; |
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if ($bodytext) { |
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my $location=&Apache::lonnet::filelocation('',$bodytext); |
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my $styletext=&Apache::lonnet::getfile($location); |
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if ($styletext ne '-1') { |
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%style_for_target = (%style_for_target, |
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&Apache::style::styleparser($target,$styletext)); |
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} |
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} |
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} |
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&setup_globals($target); |
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#&printalltags(); |
#&printalltags(); |
my @pars = (); |
my @pars = (); |
my $pwd=$ENV{'request.filename'}; |
my $pwd=$ENV{'request.filename'}; |
Line 463 sub xmlparse {
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Line 519 sub xmlparse {
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($target, my @tenta) = split('&&',$target); |
($target, my @tenta) = split('&&',$target); |
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my @stack = (); |
my @stack = (); |
my @parstack = (); |
my @parstack = (); |
&initdepth; |
&initdepth; |
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Line 485 sub htmlclean {
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Line 541 sub htmlclean {
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my $output= $tree->as_HTML(undef,' '); |
my $output= $tree->as_HTML(undef,' '); |
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$output=~s/\<(br|hr|img|meta|allow)([^\>\/]*)\>/\<$1$2 \/\>/gis; |
$output=~s/\<(br|hr|img|meta|allow)(.*?)\>/\<$1$2 \/\>/gis; |
$output=~s/\<\/(br|hr|img|meta|allow)\>//gis; |
$output=~s/\<\/(br|hr|img|meta|allow)\>//gis; |
unless ($full) { |
unless ($full) { |
$output=~s/\<[\/]*(body|head|html)\>//gis; |
$output=~s/\<[\/]*(body|head|html)\>//gis; |
Line 496 sub htmlclean {
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Line 552 sub htmlclean {
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return $output; |
return $output; |
} |
} |
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sub latex_special_symbols { |
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my ($current_token,$stack,$parstack)=@_; |
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$current_token=~s/\\/\\char92 /g; |
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$current_token=~s/\^/\\char94 /g; |
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$current_token=~s/\~/\\char126 /g; |
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$current_token=~s/(&[^a-z#])/\\$1/g; |
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$current_token=~s/([^&]\#)/\\$1/g; |
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$current_token=~s/(\$|_|{|})/\\$1/g; |
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$current_token=~s/\\char92 /\\texttt{\\char92}/g; |
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$current_token=~s/>/\$>\$/g; #more |
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$current_token=~s/</\$<\$/g; #less |
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if ($current_token=~m/\d%/) {$current_token =~ s/(\d)%/$1\\%/g;} #percent after digit |
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if ($current_token=~m/\s%/) {$current_token =~ s/(\s)%/$1\\%/g;} #persent after space |
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return $current_token; |
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} |
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sub inner_xmlparse { |
sub inner_xmlparse { |
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_; |
my ($target,$stack,$parstack,$pars,$safeeval,$style_for_target)=@_; |
my $finaloutput = ''; |
my $finaloutput = ''; |
Line 505 sub inner_xmlparse {
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Line 577 sub inner_xmlparse {
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while ($token = $$pars['-1']->get_token) { |
while ($token = $$pars['-1']->get_token) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
if ($metamode<1) { |
if ($metamode<1) { |
$result=$token->[1]; |
my $text=$token->[1]; |
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if ($token->[0] eq 'C' && $target eq 'tex') { |
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$text = '%'.$text; |
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$text =~ s/[\n\r]//g; |
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} |
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$result.=$text; |
} |
} |
} elsif ($token->[0] eq 'PI') { |
} elsif ($token->[0] eq 'PI') { |
if ($metamode<1) { |
if ($metamode<1) { |
Line 533 sub inner_xmlparse {
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Line 610 sub inner_xmlparse {
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} elsif ($token->[0] eq 'E') { |
} elsif ($token->[0] eq 'E') { |
#clear out any tags that didn't end |
#clear out any tags that didn't end |
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) { |
&Apache::lonxml::warning('Missing tag </'.$$stack['-1'].'> in file'); |
my $lasttag=$$stack[-1]; |
&end_tag($stack,$parstack,$token); |
if ($token->[1] =~ /^$lasttag$/i) { |
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&Apache::lonxml::warning('Using tag </'.$token->[1].'> as end tag to <'.$$stack[-1].'>'); |
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last; |
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} else { |
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&Apache::lonxml::warning('Found tag </'.$token->[1].'> when looking for </'.$$stack[-1].'> in file'); |
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&end_tag($stack,$parstack,$token); |
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} |
} |
} |
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if (exists($$style_for_target{'/'."$token->[1]"})) { |
if (exists($$style_for_target{'/'."$token->[1]"})) { |
Line 557 sub inner_xmlparse {
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Line 640 sub inner_xmlparse {
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#evaluate variable refs in result |
#evaluate variable refs in result |
if ($result ne "") { |
if ($result ne "") { |
if ( $#$parstack > -1 ) { |
if ( $#$parstack > -1 ) { |
if ($Apache::lonxml::redirection) { |
$result=&Apache::run::evaluate($result,$safeeval,$$parstack[-1]); |
$Apache::lonxml::outputstack['-1'] .= |
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&Apache::run::evaluate($result,$safeeval,$$parstack['-1']); |
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} else { |
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$finaloutput .= &Apache::run::evaluate($result,$safeeval, |
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$$parstack['-1']); |
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} |
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} else { |
} else { |
$finaloutput .= &Apache::run::evaluate($result,$safeeval,''); |
$result= &Apache::run::evaluate($result,$safeeval,''); |
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} |
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} |
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if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) { |
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if ($target eq 'tex') { |
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$result=&latex_special_symbols($result,$stack,$parstack); |
} |
} |
$result = ''; |
} |
} |
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# Encode any high ASCII characters |
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if (!$Apache::lonxml::prevent_entity_encode) { |
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$result=&HTML::Entities::encode($result,"\200-\377"); |
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} |
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if ($Apache::lonxml::redirection) { |
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$Apache::lonxml::outputstack['-1'] .= $result; |
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} else { |
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$finaloutput.=$result; |
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} |
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$result = ''; |
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if ($token->[0] eq 'E') { |
if ($token->[0] eq 'E') { |
&end_tag($stack,$parstack,$token); |
&end_tag($stack,$parstack,$token); |
} |
} |
Line 581 sub inner_xmlparse {
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Line 674 sub inner_xmlparse {
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# $finaloutput.=&endredirection; |
# $finaloutput.=&endredirection; |
# } |
# } |
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if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) { |
$finaloutput=&afterburn($finaloutput); |
$finaloutput=&afterburn($finaloutput); |
} |
} |
Line 613 sub recurse {
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Line 707 sub recurse {
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$safeeval, $style_for_target); |
$safeeval, $style_for_target); |
} elsif ($tokenpat->[0] eq 'E') { |
} elsif ($tokenpat->[0] eq 'E') { |
#clear out any tags that didn't end |
#clear out any tags that didn't end |
while ($tokenpat->[1] ne $innerstack[$#innerstack] |
while ($tokenpat->[1] ne $innerstack[$#innerstack] |
&& ($#innerstack > -1)) { |
&& ($#innerstack > -1)) { |
&Apache::lonxml::warning('Missing tag </'.$innerstack['-1'].'> in style'); |
my $lasttag=$innerstack[-1]; |
&end_tag(\@innerstack,\@innerparstack,$tokenpat); |
if ($tokenpat->[1] =~ /^$lasttag$/i) { |
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&Apache::lonxml::warning('Using tag </'.$tokenpat->[1].'> as end tag to <'.$innerstack[-1].'>'); |
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last; |
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} else { |
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&Apache::lonxml::warning('Found tag </'.$tokenpat->[1].'> when looking for </'.$innerstack[-1].'> in file'); |
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&end_tag(\@innerstack,\@innerparstack,$tokenpat); |
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} |
} |
} |
$partstring = &callsub("end_$tokenpat->[1]", $target, $tokenpat, |
$partstring = &callsub("end_$tokenpat->[1]", $target, $tokenpat, |
\@innerstack, \@innerparstack, \@pat, |
\@innerstack, \@innerparstack, \@pat, |
Line 677 sub callsub {
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Line 777 sub callsub {
|
} |
} |
if (!$deleted) { |
if (!$deleted) { |
if ($space) { |
if ($space) { |
#&Apache::lonxml::debug("Calling sub $sub in $space $metamode<br />\n"); |
&Apache::lonxml::debug("Calling sub $sub in $space $metamode"); |
$sub1="$space\:\:$sub"; |
$sub1="$space\:\:$sub"; |
($currentstring,$nodefault) = &$sub1($target,$token,$tagstack, |
($currentstring,$nodefault) = &$sub1($target,$token,$tagstack, |
$parstack,$parser,$safeeval, |
$parstack,$parser,$safeeval, |
$style); |
$style); |
} else { |
} else { |
#&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode<br />\n"); |
&Apache::lonxml::debug("NOT Calling sub $sub in $space $metamode"); |
if ($metamode <1) { |
if ($metamode <1) { |
if (defined($token->[4]) && ($metamode < 1)) { |
if (defined($token->[4]) && ($metamode < 1)) { |
$currentstring = $token->[4]; |
$currentstring = $token->[4]; |
Line 717 sub callsub {
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Line 817 sub callsub {
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} |
} |
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|
sub setup_globals { |
sub setup_globals { |
my ($target)=@_; |
my ($request,$target)=@_; |
|
$Apache::lonxml::request=$request; |
$Apache::lonxml::registered = 0; |
$Apache::lonxml::registered = 0; |
@Apache::lonxml::pwd=(); |
@Apache::lonxml::pwd=(); |
@Apache::lonxml::extlinks=(); |
@Apache::lonxml::extlinks=(); |
Line 746 sub setup_globals {
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Line 847 sub setup_globals {
|
$Apache::lonxml::metamode = 0; |
$Apache::lonxml::metamode = 0; |
$Apache::lonxml::evaluate = 0; |
$Apache::lonxml::evaluate = 0; |
$Apache::lonxml::import = 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 { |
} else { |
$Apache::lonxml::redirection = 0; |
$Apache::lonxml::redirection = 0; |
$Apache::lonxml::metamode = 0; |
$Apache::lonxml::metamode = 0; |
Line 869 sub decreasedepth {
|
Line 975 sub decreasedepth {
|
#print "<br />e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n"; |
#print "<br />e $Apache::lonxml::depth : $Apache::lonxml::olddepth : $token->[1] : $curdepth\n"; |
} |
} |
|
|
sub get_all_text { |
sub get_all_text_unbalanced { |
|
#there is a copy of this in lonpublisher.pm |
|
my($tag,$pars)= @_; |
|
my $token; |
|
my $result=''; |
|
$tag='<'.$tag.'>'; |
|
while ($token = $$pars[-1]->get_token) { |
|
if (($token->[0] eq 'T')||($token->[0] eq 'C')||($token->[0] eq 'D')) { |
|
$result.=$token->[1]; |
|
} elsif ($token->[0] eq 'PI') { |
|
$result.=$token->[2]; |
|
} elsif ($token->[0] eq 'S') { |
|
$result.=$token->[4]; |
|
} elsif ($token->[0] eq 'E') { |
|
$result.=$token->[2]; |
|
} |
|
if ($result =~ /(.*)$tag(.*)/) { |
|
&Apache::lonxml::debug('Got a winner with leftovers ::'.$2); |
|
&Apache::lonxml::debug('Result is :'.$1); |
|
$result=$1; |
|
my $redo=$tag.$2; |
|
&Apache::lonxml::newparser($pars,\$redo); |
|
last; |
|
} |
|
} |
|
return $result |
|
} |
|
|
|
sub get_all_text { |
my($tag,$pars)= @_; |
my($tag,$pars)= @_; |
my $depth=0; |
my $depth=0; |
my $token; |
my $token; |
Line 885 sub get_all_text {
|
Line 1018 sub get_all_text {
|
} elsif ($token->[0] eq 'PI') { |
} elsif ($token->[0] eq 'PI') { |
$result.=$token->[2]; |
$result.=$token->[2]; |
} elsif ($token->[0] eq 'S') { |
} elsif ($token->[0] eq 'S') { |
if ($token->[1] eq $tag) { $depth++; } |
if ($token->[1] =~ /^$tag$/i) { $depth++; } |
$result.=$token->[4]; |
$result.=$token->[4]; |
} elsif ($token->[0] eq 'E') { |
} elsif ($token->[0] eq 'E') { |
if ( $token->[1] eq $tag) { $depth--; } |
if ( $token->[1] =~ /^$tag$/i) { $depth--; } |
#skip sending back the last end tag |
#skip sending back the last end tag |
if ($depth > -1) { $result.=$token->[2]; } else { |
if ($depth > -1) { $result.=$token->[2]; } else { |
$pars->unget_token($token); |
$pars->unget_token($token); |
Line 903 sub get_all_text {
|
Line 1036 sub get_all_text {
|
} elsif ($token->[0] eq 'PI') { |
} elsif ($token->[0] eq 'PI') { |
$result.=$token->[2]; |
$result.=$token->[2]; |
} elsif ($token->[0] eq 'S') { |
} elsif ($token->[0] eq 'S') { |
if ( $token->[1] eq $tag) { |
if ( $token->[1] =~ /^$tag$/i) { |
$pars->unget_token($token); last; |
$pars->unget_token($token); last; |
} else { |
} else { |
$result.=$token->[4]; |
$result.=$token->[4]; |
Line 919 sub get_all_text {
|
Line 1052 sub get_all_text {
|
|
|
sub newparser { |
sub newparser { |
my ($parser,$contentref,$dir) = @_; |
my ($parser,$contentref,$dir) = @_; |
push (@$parser,HTML::TokeParser->new($contentref)); |
push (@$parser,HTML::LCParser->new($contentref)); |
$$parser['-1']->xml_mode('1'); |
$$parser['-1']->xml_mode('1'); |
if ( $dir eq '' ) { |
if ( $dir eq '' ) { |
push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]); |
push (@Apache::lonxml::pwd, $Apache::lonxml::pwd[$#Apache::lonxml::pwd]); |
Line 936 sub parstring {
|
Line 1069 sub parstring {
|
foreach (@{$token->[3]}) { |
foreach (@{$token->[3]}) { |
unless ($_=~/\W/) { |
unless ($_=~/\W/) { |
my $val=$token->[2]->{$_}; |
my $val=$token->[2]->{$_}; |
$val =~ s/([\%\@\\])/\\$1/g; |
$val =~ s/([\%\@\\\"])/\\$1/g; |
#if ($val =~ m/^[\%\@]/) { $val="\\".$val; } |
#if ($val =~ m/^[\%\@]/) { $val="\\".$val; } |
$temp .= "my \$$_=\"$val\";" |
$temp .= "my \$$_=\"$val\";" |
} |
} |
Line 966 sub writeallows {
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Line 1099 sub writeallows {
|
# |
# |
sub afterburn { |
sub afterburn { |
my $result=shift; |
my $result=shift; |
foreach (split(/&/,$ENV{'QUERY_STRING'})) { |
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, |
my ($name, $value) = split(/=/,$_); |
['highlight','anchor','link']); |
$value =~ tr/+/ /; |
|
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
|
if (($name eq 'highlight')||($name eq 'anchor')||($name eq 'link')) { |
|
unless ($ENV{'form.'.$name}) { |
|
$ENV{'form.'.$name}=$value; |
|
} |
|
} |
|
} |
|
if ($ENV{'form.highlight'}) { |
if ($ENV{'form.highlight'}) { |
foreach (split(/\,/,$ENV{'form.highlight'})) { |
foreach (split(/\,/,$ENV{'form.highlight'})) { |
my $anchorname=$_; |
my $anchorname=$_; |
Line 1011 sub storefile {
|
Line 1136 sub storefile {
|
if (my $fh=Apache::File->new('>'.$file)) { |
if (my $fh=Apache::File->new('>'.$file)) { |
print $fh $contents; |
print $fh $contents; |
$fh->close(); |
$fh->close(); |
|
} else { |
|
&warning("Unable to save file $file"); |
} |
} |
} |
} |
|
|
sub inserteditinfo { |
sub createnewhtml { |
my ($result,$filecontents)=@_; |
my $filecontents=(<<SIMPLECONTENT); |
unless ($filecontents) { |
|
$filecontents=(<<SIMPLECONTENT); |
|
<html> |
<html> |
<head> |
<head> |
<title> |
<title> |
Line 1031 sub inserteditinfo {
|
Line 1156 sub inserteditinfo {
|
</body> |
</body> |
</html> |
</html> |
SIMPLECONTENT |
SIMPLECONTENT |
} |
return $filecontents; |
my $editheader='<a href="#editsection">Edit below</a><hr />'; |
} |
|
|
|
|
|
sub inserteditinfo { |
|
my ($result,$filecontents)=@_; |
|
$filecontents = &HTML::Entities::encode($filecontents); |
|
# my $editheader='<a href="#editsection">Edit below</a><hr />'; |
|
my $buttons=(<<BUTTONS); |
|
<input type="submit" name="attemptclean" |
|
value="Save and then attempt to clean HTML" /> |
|
<input type="submit" name="savethisfile" value="Save this" /> |
|
<input type="submit" name="viewmode" value="View" /> |
|
BUTTONS |
my $editfooter=(<<ENDFOOTER); |
my $editfooter=(<<ENDFOOTER); |
<hr /> |
<hr /> |
<a name="editsection" /> |
<a name="editsection" /> |
<form method="post"> |
<form method="post"> |
|
<input type="hidden" name="editmode" value="Edit" /> |
|
$buttons<br /> |
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
<textarea cols="80" rows="40" name="filecont">$filecontents</textarea> |
|
<br />$buttons |
<br /> |
<br /> |
<input type="submit" name="attemptclean" |
|
value="Save and then attempt to clean HTML" /> |
|
<input type="submit" name="savethisfile" value="Save this" /> |
|
</form> |
</form> |
ENDFOOTER |
ENDFOOTER |
$result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
# $result=~s/(\<body[^\>]*\>)/$1$editheader/is; |
$result=~s/(\<\/body\>)/$editfooter/is; |
$result=~s/(\<\/body\>)/$editfooter/is; |
return $result; |
return $result; |
} |
} |
|
|
|
sub get_target { |
|
my $viewgrades=&Apache::lonnet::allowed('vgr',$ENV{'request.course.id'}); |
|
if ( $ENV{'request.state'} eq 'published') { |
|
if ( defined($ENV{'form.grade_target'}) |
|
&& ($viewgrades == 'F' )) { |
|
return ($ENV{'form.grade_target'}); |
|
} elsif (defined($ENV{'form.grade_target'})) { |
|
if (($ENV{'form.grade_target'} eq 'web') || |
|
($ENV{'form.grade_target'} eq 'tex') ) { |
|
return $ENV{'form.grade_target'} |
|
} else { |
|
return 'web'; |
|
} |
|
} else { |
|
return 'web'; |
|
} |
|
} elsif ($ENV{'request.state'} eq 'construct') { |
|
if ( defined($ENV{'form.grade_target'})) { |
|
return ($ENV{'form.grade_target'}); |
|
} else { |
|
return 'web'; |
|
} |
|
} else { |
|
return 'web'; |
|
} |
|
} |
|
|
sub handler { |
sub handler { |
my $request=shift; |
my $request=shift; |
|
|
my $target='web'; |
my $target=&get_target(); |
|
|
$Apache::lonxml::debug=0; |
$Apache::lonxml::debug=0; |
|
|
Line 1077 sub handler {
|
Line 1241 sub handler {
|
} |
} |
} |
} |
my %mystyle; |
my %mystyle; |
my $result = ''; |
my $result = ''; |
my $filecontents=&Apache::lonnet::getfile($file); |
my $filecontents=&Apache::lonnet::getfile($file); |
if ($filecontents == -1) { |
if ($filecontents == -1) { |
$result=(<<ENDNOTFOUND); |
$result=(<<ENDNOTFOUND); |
Line 1091 sub handler {
|
Line 1255 sub handler {
|
</html> |
</html> |
ENDNOTFOUND |
ENDNOTFOUND |
$filecontents=''; |
$filecontents=''; |
|
if ($ENV{'request.state'} ne 'published') { |
|
$filecontents=&createnewhtml(); |
|
$ENV{'form.editmode'}='Edit'; #force edit mode |
|
} |
} else { |
} else { |
unless ($ENV{'request.state'} eq 'published') { |
unless ($ENV{'request.state'} eq 'published') { |
if ($ENV{'form.attemptclean'}) { |
if ($ENV{'form.attemptclean'}) { |
$filecontents=&htmlclean($filecontents,1); |
$filecontents=&htmlclean($filecontents,1); |
} |
|
} |
} |
$result = &Apache::lonxml::xmlparse($target,$filecontents,'',%mystyle); |
} |
|
if (!$ENV{'form.editmode'} || $ENV{'form.viewmode'}) { |
|
$result = &Apache::lonxml::xmlparse($request,$target,$filecontents, |
|
'',%mystyle); |
|
} |
} |
} |
|
|
# |
# |
# Edit action? Insert editing commands |
# Edit action? Insert editing commands |
# |
# |
unless ($ENV{'request.state'} eq 'published') { |
unless ($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); |
$result=&inserteditinfo($result,$filecontents); |
|
} |
} |
} |
|
|
writeallows($request->uri); |
writeallows($request->uri); |
|
|
$request->print($result); |
$request->print($result); |
|
|
return OK; |
return OK; |
} |
} |
|
|
sub debug { |
sub debug { |
if ($Apache::lonxml::debug eq 1) { |
if ($Apache::lonxml::debug eq 1) { |
print("DEBUG:".$_[0]."<br />\n"); |
$|=1; |
|
print("DEBUG:".&HTML::Entities::encode($_[0])."<br />\n"); |
} |
} |
} |
} |
|
|
sub error { |
sub error { |
if (($Apache::lonxml::debug eq 1) || ($ENV{'request.state'} eq 'construct') ) { |
if (($Apache::lonxml::debug eq 1) || ($ENV{'request.state'} eq 'construct') ) { |
print "<b>ERROR:</b>".$_[0]."<br />\n"; |
# If printing in construction space, put the error inside <pre></pre> |
|
print "<b>ERROR:</b>".join("\n",@_)."\n"; |
} else { |
} else { |
print "<b>An Error occured while processing this resource. The instructor has been notified.</b> <br />"; |
print "<b>An Error occured while processing this resource. The instructor has been notified.</b> <br />"; |
#notify author |
#notify author |
&Apache::lonmsg::author_res_msg($ENV{'request.filename'},$_[0]); |
&Apache::lonmsg::author_res_msg($ENV{'request.filename'},join('<br />',@_)); |
#notify course |
#notify course |
if ( $ENV{'request.course.id'} ) { |
if ( $ENV{'request.course.id'} ) { |
my $users=$ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}; |
my $users=$ENV{'course.'.$ENV{'request.course.id'}.'.comment.email'}; |
Line 1134 sub error {
|
Line 1313 sub error {
|
foreach my $user (split /\,/, $users) { |
foreach my $user (split /\,/, $users) { |
($user,my $domain) = split /:/, $user; |
($user,my $domain) = split /:/, $user; |
&Apache::lonmsg::user_normal_msg($user,$domain, |
&Apache::lonmsg::user_normal_msg($user,$domain, |
"Error [$declutter]",$_[0]); |
"Error [$declutter]",join('<br />',@_)); |
} |
} |
} |
} |
|
|
#FIXME probably shouldn't have me get everything forever. |
#FIXME probably shouldn't have me get everything forever. |
&Apache::lonmsg::user_normal_msg('albertel','msu',"Error in $ENV{'request.filename'}",$_[0]); |
&Apache::lonmsg::user_normal_msg('albertel','msu',"Error in $ENV{'request.filename'}",join('<br />',@_)); |
#&Apache::lonmsg::user_normal_msg('albertel','103',"Error in $ENV{'request.filename'}",$_[0]); |
#&Apache::lonmsg::user_normal_msg('albertel','103',"Error in $ENV{'request.filename'}",$_[0]); |
} |
} |
} |
} |
|
|
sub warning { |
sub warning { |
if ($ENV{'request.state'} eq 'construct') { |
if ($ENV{'request.state'} eq 'construct') { |
print "<b>W</b>ARNING<b>:</b>".$_[0]."<br />\n"; |
print "<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n"; |
} |
} |
} |
} |
|
|
Line 1155 sub get_param {
|
Line 1334 sub get_param {
|
if ( ! $context ) { $context = -1; } |
if ( ! $context ) { $context = -1; } |
my $args =''; |
my $args =''; |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
if ( $#$parstack > (-2-$context) ) { $args=$$parstack[$context]; } |
|
if ( ! $args ) { return undef; } |
if ( $args =~ /my \$$param=\"/ ) { |
if ( $args =~ /my \$$param=\"/ ) { |
return &Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
return &Apache::run::run("{$args;".'return $'.$param.'}',$safeeval); #' |
} else { |
} else { |