--- loncom/xml/lonxml.pm 2014/06/21 23:39:27 1.531.2.16 +++ loncom/xml/lonxml.pm 2023/12/29 23:40:37 1.531.2.24.2.1 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # XML Parser Module # -# $Id: lonxml.pm,v 1.531.2.16 2014/06/21 23:39:27 raeburn Exp $ +# $Id: lonxml.pm,v 1.531.2.24.2.1 2023/12/29 23:40:37 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -69,6 +69,8 @@ use Safe(); use Safe::Hole(); use Math::Cephes(); use Math::Random(); +use Math::Calculus::Expression(); +use Number::FormatEng(); use Opcode(); use POSIX qw(strftime); use Time::HiRes qw( gettimeofday tv_interval ); @@ -323,11 +325,11 @@ sub printtokenheader { } sub printalltags { - my $temp; - foreach $temp (sort keys %Apache::lonxml::alltags) { - &Apache::lonxml::debug("$temp -- ". - join(',',@{ $Apache::lonxml::alltags{$temp} })); - } + my $temp; + foreach $temp (sort keys %Apache::lonxml::alltags) { + &Apache::lonxml::debug("$temp -- ". + join(',',@{ $Apache::lonxml::alltags{$temp} })); + } } sub xmlparse { @@ -440,9 +442,9 @@ sub latex_special_symbols { } else { $string=~s/\\/\\ensuremath{\\backslash}/g; $string=~s/\\\%|\%/\\\%/g; - $string=~s/\\{|{/\\{/g; + $string=~s/\\\{|\{/\\{/g; $string=~s/\\}|}/\\}/g; - $string=~s/\\ensuremath\\{\\backslash\\}/\\ensuremath{\\backslash}/g; + $string=~s/\\ensuremath\\\{\\backslash\\}/\\ensuremath{\\backslash}/g; $string=~s/\\\$|\$/\\\$/g; $string=~s/\\\_|\_/\\\_/g; $string=~s/([^\\]|^)(\~|\^)/$1\\$2\\strut /g; @@ -463,6 +465,8 @@ sub inner_xmlparse { my $result; my $token; my $dontpop=0; + my $lastdontpop; + my $lastendtag; my $startredirection = $Apache::lonxml::redirection; while ( $#$pars > -1 ) { while ($token = $$pars['-1']->get_token) { @@ -558,17 +562,29 @@ sub inner_xmlparse { } $result = ''; - if ($token->[0] eq 'E' && !$dontpop) { - &end_tag($stack,$parstack,$token); + if ($token->[0] eq 'E') { + if ($dontpop) { + $lastdontpop = $token; + } else { + $lastendtag = $token->[1]; + &end_tag($stack,$parstack,$token); + } } $dontpop=0; - } + } if ($#$pars > -1) { pop @$pars; pop @Apache::lonxml::pwd; } } + if (($#$stack == 0) && ($stack->[0] eq 'physnet') && ($target eq 'web') && + ($lastendtag eq 'LONCAPA_INTERNAL_TURN_STYLE_ON')) { + if ((ref($lastdontpop) eq 'ARRAY') && ($lastdontpop->[1] eq 'physnet')) { + &end_tag($stack,$parstack,$lastdontpop); + } + } + # if ($target eq 'meta') { # $finaloutput.=&endredirection; # } @@ -900,6 +916,9 @@ sub init_safespace { $safehole->wrap(\&Apache::functionplotresponse::fpr_objectcoords,$safeeval,'&fpr_objectcoords'); $safehole->wrap(\&Apache::functionplotresponse::fpr_vectorlength,$safeeval,'&fpr_vectorlength'); $safehole->wrap(\&Apache::functionplotresponse::fpr_vectorangle,$safeeval,'&fpr_vectorangle'); + $safehole->wrap(\&Math::Calculus::Expression::math_calculus_expression,$safeeval,'&math_calculus_expression'); + $safehole->wrap(\&Number::FormatEng::format_eng,$safeeval,'&number_format_eng'); + $safehole->wrap(\&Number::FormatEng::format_pref,$safeeval,'&number_format_pref'); # use Data::Dumper; # $safehole->wrap(\&Data::Dumper::Dumper,$safeeval,'&LONCAPA_INTERNAL_Dumper'); @@ -908,7 +927,10 @@ sub init_safespace { $safeeval->permit("require"); $safeinit .= ';$external::target="'.$target.'";'; &Apache::run::run($safeinit,$safeeval); - &initialize_rndseed($safeeval); + my $rawrndseed = &initialize_rndseed($safeeval); + if ($target eq 'grade') { + $Apache::lonhomework::rawrndseed = $rawrndseed; + } } sub clean_safespace { @@ -947,6 +969,7 @@ sub initialize_rndseed { my $safeinit = '$external::randomseed="'.$rndseed.'";'; &Apache::lonxml::debug("Setting rndseed to $rndseed"); &Apache::run::run($safeinit,$safeeval); + return $rndseed; } sub default_homework_load { @@ -1068,7 +1091,7 @@ sub decreasedepth { sub get_id { my ($parstack,$safeeval)=@_; my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval); - if ($env{'request.state'} eq 'construct' && $id =~ /([._]|[^\w\d\s[:punct:]])/) { + if ($env{'request.state'} eq 'construct' && $id =~ /([._]|[^\w\s\-])/) { &error(&mt('ID [_1] contains invalid characters. IDs are only allowed to contain letters, numbers, spaces and -','"'.$id.'"')); } if ($id =~ /^\s*$/) { $id = $Apache::lonxml::curdepth; } @@ -1421,7 +1444,7 @@ sub extlink { if (!$exact) { $res=&Apache::lonnet::hreflocation($Apache::lonxml::pwd[-1],$res); } - push(@Apache::lonxml::extlinks,$res) + push(@Apache::lonxml::extlinks,$res); } sub writeallows { @@ -1551,13 +1574,15 @@ SIMPLECONTENT sub verify_html { my ($filecontents)=@_; - my ($is_html,$is_xml); + my ($is_html,$is_xml,$is_physnet); if ($filecontents =~/(?:\<|\<\;)\?xml[^\<]*\?(?:\>|\>\;)/is) { $is_xml = 1; } elsif ($filecontents =~/(?:\<|\<\;)html(?:\s+[^\<]+|\s*)(?:\>|\>\;)/is) { $is_html = 1; + } elsif ($filecontents =~/(?:\<|\<\;)physnet[^\<]*(?:\>|\>\;)/is) { + $is_physnet = 1; } - unless ($is_xml || $is_html) { + unless ($is_xml || $is_html || $is_physnet) { return &mt('File does not have [_1] or [_2] starting tag','<html>','<?xml ?>'); } if ($is_html) { @@ -1603,7 +1628,6 @@ sub renderingoptions { ('' => '', 'tth' => 'tth (TeX to HTML)', 'MathJax' => 'MathJax', - 'jsMath' => 'jsMath', 'mimetex' => 'mimetex (Convert to Images)')}). ''; return $output; @@ -1701,14 +1725,23 @@ FULLPAGE } } } - my $undo; + my ($undo,%onclick); + foreach my $item ('discard','undo','daxe') { + $onclick{$item} = 'onclick="still_ask=true;setmode(this.form,'."'$item'".')"'; + } + foreach my $item ('saveedit','saveview') { + $onclick{$item} = 'onclick="is_submit=true;setmode(this.form,'."'$item'".')"'; + } unless ($uri =~ m{^/uploaded/}) { - $undo = ''."\n"; + $undo = ''."\n"; } + $initialize .= &setmode_javascript(); my $editfooter=(<
+
$filename @@ -1716,13 +1749,13 @@ $initialize $xml_help
-
- - $undo $htmlerror $deps_button $dragmath_button +
+ +
-
- - +
+ + $undo $htmlerror $deps_button $dragmath_button

$spelllink @@ -1732,7 +1765,35 @@ $initialize
ENDFOOTER - return ($editfooter,$add_to_onload,$add_to_onresize);; + return ($editfooter,$add_to_onload,$add_to_onresize); +} + +sub setmode_javascript { + return <<"ENDSCRIPT"; + +ENDSCRIPT +} + +sub seteditor_javascript { + return <<"ENDSCRIPT"; + +ENDSCRIPT } sub get_target { @@ -1837,14 +1898,17 @@ sub handler { # Edit action? Save file. # if (!($env{'request.state'} eq 'published')) { - if ($env{'form.savethisfile'} || $env{'form.viewmode'} || $env{'form.Undo'}) { + if (($env{'form.problemmode'} eq 'saveedit') || + ($env{'form.problemmode'} eq 'saveview') || + ($env{'form.problemmode'} eq 'undo')) { my $html_file=&Apache::lonnet::getfile($file); my $error = &Apache::lonhomework::handle_save_or_undo($request, \$html_file, \$env{'form.filecont'}); - if ($env{'form.savethisfile'}) { - $env{'form.editmode'}='Edit'; #force edit mode + if ($env{'form.problemmode'} eq 'saveedit') { + $env{'form.editmode'}='edit'; #force edit mode } } } + my $inhibit_menu; my %mystyle; my $result = ''; my $filecontents=&Apache::lonnet::getfile($file); @@ -1869,7 +1933,7 @@ ENDNOTFOUND } elsif ($filetype ne 'css' && $filetype ne 'txt' && $filetype ne 'tex') { $filecontents=&createnewhtml(); } - $env{'form.editmode'}='Edit'; #force edit mode + $env{'form.editmode'}='edit'; #force edit mode } } else { unless ($env{'request.state'} eq 'published') { @@ -1881,7 +1945,9 @@ ENDNOTFOUND &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['editmode']); } - if (!$env{'form.editmode'} || $env{'form.viewmode'} || $env{'form.discardview'}) { + if ((!$env{'form.editmode'}) || + ($env{'form.problemmode'} eq 'saveview') || + ($env{'form.problemmode'} eq 'discard')) { if ($filetype eq 'html' || $filetype eq 'sty') { &Apache::structuretags::reset_problem_globals(); $result = &Apache::lonxml::xmlparse($request,$target, @@ -1902,8 +1968,15 @@ ENDNOTFOUND &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['rawmode']); if ($env{'form.rawmode'}) { $result = $filecontents; } + if (($env{'request.state'} eq 'construct') && + (($filetype eq 'css') || ($filetype eq 'js')) && ($ENV{'HTTP_REFERER'})) { + if ($ENV{'HTTP_REFERER'} =~ m{^https?\://[^\/]+/priv/$LONCAPA::match_domain/$LONCAPA::match_username/[^\?]+\.(x?html?|swf)(|\?)[^\?]*$}) { + $inhibit_menu = 1; + } + } if (($filetype ne 'html') && - (!$env{'form.return_only_error_and_warning_counts'})) { + (!$env{'form.return_only_error_and_warning_counts'}) && + (!$inhibit_menu)) { my $nochgview = 1; my $controls = ''; if ($env{'request.state'} eq 'construct') { @@ -1941,9 +2014,10 @@ ENDNOTFOUND # # Edit action? Insert editing commands # - unless ($env{'request.state'} eq 'published') { - if ($env{'form.editmode'} && (!($env{'form.viewmode'})) && (!($env{'form.discardview'}))) - { + unless (($env{'request.state'} eq 'published') || ($inhibit_menu)) { + if (($env{'form.editmode'}) && + (!($env{'form.problemmode'} eq 'saveview')) && + (!($env{'form.problemmode'} eq 'discard'))) { my ($displayfile,$url,$symb,$itemtitle,$action); $displayfile=$request->uri; if ($request->uri =~ m{^/uploaded/}) { @@ -2140,7 +2214,7 @@ sub error { my $declutter=&Apache::lonnet::declutter($env{'request.filename'}); my $baseurl = &Apache::lonnet::clutter($declutter); my @userlist; - foreach (keys %users) { + foreach (keys(%users)) { my ($user,$domain) = split(/:/, $_); push(@userlist,"$user:$domain"); my $key=$declutter.'_'.$user.'_'.$domain; @@ -2335,7 +2409,7 @@ sub register_insert { sub dump_insertlist { my ($ext) = @_; - open(XML,">/tmp/insertlist.xml.$ext"); + open(XML,">","/tmp/insertlist.xml.$ext"); print XML (""); my $i=0;