loncom/xml/lonxml.pm - diff

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Diff for /loncom/xml/lonxml.pm between versions 1.464 and 1.505.2.6

version 1.464, 2007/10/10 14:39:49	version 1.505.2.6, 2011/11/15 17:43:20
Line 37	Line 37
# to any other parties under any circumstances.	# to any other parties under any circumstances.
#	#

	=pod

	=head1 NAME

	Apache::lonxml

	=head1 SYNOPSIS

	XML Parsing Module

	This is part of the LearningOnline Network with CAPA project
	described at http://www.lon-capa.org.


	=head1 SUBROUTINES

	=cut



package Apache::lonxml;	package Apache::lonxml;
use vars	use vars
Line 90 use Apache::lonfeedback();	Line 109 use Apache::lonfeedback();
use Apache::lonmsg();	use Apache::lonmsg();
use Apache::loncacc();	use Apache::loncacc();
use Apache::lonmaxima();	use Apache::lonmaxima();
	use Apache::lonr();
use Apache::lonlocal;	use Apache::lonlocal;
	use Apache::lonhtmlcommon();
	use Apache::functionplotresponse();

#==================================== Main subroutine: xmlparse	#==================================== Main subroutine: xmlparse

Line 223 sub tokeninputfield {	Line 245 sub tokeninputfield {
document.tokeninput.barcode.value='';	document.tokeninput.barcode.value='';
}	}
</script>	</script>
<form method="post" name="tokeninput">	<form method="post" name="tokeninput" action="">
<table border="2" bgcolor="#FFFFBB">	<table border="2" bgcolor="#FFFFBB">
<tr><th>DocID Checkin</th></tr>	<tr><th>DocID Checkin</th></tr>
<tr><td>	<tr><td>
Line 231 sub tokeninputfield {	Line 253 sub tokeninputfield {
<tr>	<tr>
<td>Scan in Barcode</td>	<td>Scan in Barcode</td>
<td><input type="text" size="22" name="barcode"	<td><input type="text" size="22" name="barcode"
onChange="updatetoken()"/></td>	onchange="updatetoken()"/></td>
</tr>	</tr>
<tr><td><i>or</i> Type in DocID</td>	<tr><td><i>or</i> Type in DocID</td>
<td>	<td>
Line 240 onChange="updatetoken()"/></td>	Line 262 onChange="updatetoken()"/></td>
<input type="text" size="5" name="codetwo" />	<input type="text" size="5" name="codetwo" />
<b><font size="+2">*</font></b>	<b><font size="+2">*</font></b>
<input type="text" size="10" name="codethree" value="$defhost"	<input type="text" size="10" name="codethree" value="$defhost"
onChange="this.value=this.value.toUpperCase()" />	onchange="this.value=this.value.toUpperCase()" />
</td></tr>	</td></tr>
</table>	</table>
</td></tr>	</td></tr>
Line 361 sub xmlparse {	Line 383 sub xmlparse {
$safeeval,\%style_for_target,1);	$safeeval,\%style_for_target,1);

if (@stack) {	if (@stack) {
&warning("At end of file some tags were still left unclosed, ".	&warning(&mt('At end of file some tags were still left unclosed:').
'<tt><'.join('></tt>, <tt><',reverse(@stack)).	' <tt><'.join('></tt>, <tt><',reverse(@stack)).
'></tt>');	'></tt>');
}	}
if ($env{'request.uri'}) {	if ($env{'request.uri'}) {
Line 377 sub xmlparse {	Line 399 sub xmlparse {
$finaloutput .= join('',@script_var_displays);	$finaloutput .= join('',@script_var_displays);
undef(@script_var_displays);	undef(@script_var_displays);
}	}
	&init_state();
if ($env{'form.return_only_error_and_warning_counts'}) {	if ($env{'form.return_only_error_and_warning_counts'}) {
	if ($env{'request.filename'}=~/\.(html\|htm\|xml)$/i) {
	my $error=&verify_html($content_file_string);
	if ($error) { $errorcount++; }
	}
return "$errorcount:$warningcount";	return "$errorcount:$warningcount";
}	}
return $finaloutput;	return $finaloutput;
Line 482 sub inner_xmlparse {	Line 508 sub inner_xmlparse {
while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) {	while ($token->[1] ne $$stack['-1'] && ($#$stack > -1)) {
my $lasttag=$$stack[-1];	my $lasttag=$$stack[-1];
if ($token->[1] =~ /^\Q$lasttag\E$/i) {	if ($token->[1] =~ /^\Q$lasttag\E$/i) {
&Apache::lonxml::warning('Using tag </'.$token->[1].'> on line '.$token->[3].' as end tag to <'.$$stack[-1].'>');	&Apache::lonxml::warning(&mt('Using tag [_1] on line [_2] as end tag to [_3]','</'.$token->[1].'>','.$token->[3].','<'.$$stack[-1].'>'));
last;	last;
} else {	} else {
&Apache::lonxml::warning('Found tag </'.$token->[1].'> on line '.$token->[3].' when looking for </'.$$stack[-1].'> in file');	&Apache::lonxml::warning(&mt('Found tag [_1] on line [_2] when looking for [_3] in file.','</'.$token->[1].'>',$token->[3],'</'.$$stack[-1].'>'));
&end_tag($stack,$parstack,$token);	&end_tag($stack,$parstack,$token);
}	}
}	}
Line 501 sub inner_xmlparse {	Line 527 sub inner_xmlparse {
if (!$Apache::lonxml::usestyle) {	if (!$Apache::lonxml::usestyle) {
$extras=$Apache::lonxml::style_values;	$extras=$Apache::lonxml::style_values;
}	}
if ( $#$parstack > -1 ) {	if ( $#$parstack > -1 ) {
$result=&Apache::run::evaluate($result,$safeeval,$extras.$$parstack[-1]);	$result=&Apache::run::evaluate($result,$safeeval,$extras.$$parstack[-1]);
} else {	} else {
$result= &Apache::run::evaluate($result,$safeeval,$extras);	$result= &Apache::run::evaluate($result,$safeeval,$extras);
}	}
}	}
$Apache::lonxml::post_evaluate=1;	$Apache::lonxml::post_evaluate=1;

Line 547 sub inner_xmlparse {	Line 573 sub inner_xmlparse {
if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) {	if (($ENV{'QUERY_STRING'}) && ($target eq 'web')) {
$finaloutput=&afterburn($finaloutput);	$finaloutput=&afterburn($finaloutput);
}	}
	if ($target eq 'modified') {
	# if modfied, handle startpart and endpart
	$finaloutput=~s/\<startpartmarker[^\>]\>(.)\<endpartmarker[^\>]*\>/<part>$1<\/part>/gs;
	}
return $finaloutput;	return $finaloutput;
}	}

Line 631 sub callsub {	Line 661 sub callsub {
return $currentstring;	return $currentstring;
}	}

	{
	my %state;

	sub init_state {
	undef(%state);
	}

	sub set_state {
	my ($key,$value) = @_;
	$state{$key} = $value;
	return $value;
	}
	sub get_state {
	my ($key) = @_;
	return $state{$key};
	}
	}

sub setup_globals {	sub setup_globals {
my ($request,$target)=@_;	my ($request,$target)=@_;
$Apache::lonxml::request=$request;	$Apache::lonxml::request=$request;
$errorcount=0;	$errorcount=0;
$warningcount=0;	$warningcount=0;
	$Apache::lonxml::internal_error=0;
$Apache::lonxml::default_homework_loaded=0;	$Apache::lonxml::default_homework_loaded=0;
$Apache::lonxml::usestyle=1;	$Apache::lonxml::usestyle=1;
&init_counter();	&init_counter();
&clear_bubble_lines_for_part();	&clear_bubble_lines_for_part();
	&init_state();
	&set_state('target',$target);
@Apache::lonxml::pwd=();	@Apache::lonxml::pwd=();
@Apache::lonxml::extlinks=();	@Apache::lonxml::extlinks=();
@script_var_displays=();	@script_var_displays=();
Line 694 sub init_safespace {	Line 745 sub init_safespace {
$safeeval->permit(":base_math");	$safeeval->permit(":base_math");
$safeeval->permit("sort");	$safeeval->permit("sort");
$safeeval->permit("time");	$safeeval->permit("time");
	$safeeval->permit("caller");
$safeeval->deny("rand");	$safeeval->deny("rand");
$safeeval->deny("srand");	$safeeval->deny("srand");
$safeeval->deny(":base_io");	$safeeval->deny(":base_io");
Line 703 sub init_safespace {	Line 755 sub init_safespace {
$safehole->wrap(\&Apache::chemresponse::chem_standard_order,$safeeval,	$safehole->wrap(\&Apache::chemresponse::chem_standard_order,$safeeval,
'&chem_standard_order');	'&chem_standard_order');
$safehole->wrap(\&Apache::response::check_status,$safeeval,'&check_status');	$safehole->wrap(\&Apache::response::check_status,$safeeval,'&check_status');
	$safehole->wrap(\&Apache::response::implicit_multiplication,$safeeval,'&implicit_multiplication');

$safehole->wrap(\&Apache::lonmaxima::maxima_eval,$safeeval,'&maxima_eval');	$safehole->wrap(\&Apache::lonmaxima::maxima_eval,$safeeval,'&maxima_eval');
$safehole->wrap(\&Apache::lonmaxima::maxima_check,$safeeval,'&maxima_check');	$safehole->wrap(\&Apache::lonmaxima::maxima_check,$safeeval,'&maxima_check');
$safehole->wrap(\&Apache::lonmaxima::maxima_cas_formula_fix,$safeeval,	$safehole->wrap(\&Apache::lonmaxima::maxima_cas_formula_fix,$safeeval,
'&maxima_cas_formula_fix');	'&maxima_cas_formula_fix');

	$safehole->wrap(\&Apache::lonr::r_eval,$safeeval,'&r_eval');
	$safehole->wrap(\&Apache::lonr::Rentry,$safeeval,'&Rentry');
	$safehole->wrap(\&Apache::lonr::Rarray,$safeeval,'&Rarray');
	$safehole->wrap(\&Apache::lonr::r_check,$safeeval,'&r_check');
	$safehole->wrap(\&Apache::lonr::r_cas_formula_fix,$safeeval,
	'&r_cas_formula_fix');

$safehole->wrap(\&Apache::caparesponse::capa_formula_fix,$safeeval,	$safehole->wrap(\&Apache::caparesponse::capa_formula_fix,$safeeval,
'&capa_formula_fix');	'&capa_formula_fix');

	$safehole->wrap(\&Apache::lonlocal::locallocaltime,$safeeval,
	'&locallocaltime');

$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');	$safehole->wrap(\&Math::Cephes::asin,$safeeval,'&asin');
$safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');	$safehole->wrap(\&Math::Cephes::acos,$safeeval,'&acos');
$safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan');	$safehole->wrap(\&Math::Cephes::atan,$safeeval,'&atan');
Line 819 sub init_safespace {	Line 882 sub init_safespace {
$safehole->wrap(\&Apache::lonnet::logthis,$safeeval,'&LONCAPA_INTERNAL_LOGTHIS');	$safehole->wrap(\&Apache::lonnet::logthis,$safeeval,'&LONCAPA_INTERNAL_LOGTHIS');
$safehole->wrap(\&Apache::inputtags::finalizeawards,$safeeval,'&LONCAPA_INTERNAL_FINALIZEAWARDS');	$safehole->wrap(\&Apache::inputtags::finalizeawards,$safeeval,'&LONCAPA_INTERNAL_FINALIZEAWARDS');
$safehole->wrap(\&Apache::caparesponse::get_sigrange,$safeeval,'&LONCAPA_INTERNAL_get_sigrange');	$safehole->wrap(\&Apache::caparesponse::get_sigrange,$safeeval,'&LONCAPA_INTERNAL_get_sigrange');
	$safehole->wrap(\&Apache::functionplotresponse::fpr_val,$safeeval,'&fpr_val');
	$safehole->wrap(\&Apache::functionplotresponse::fpr_f,$safeeval,'&fpr_f');
	$safehole->wrap(\&Apache::functionplotresponse::fpr_dfdx,$safeeval,'&fpr_dfdx');
	$safehole->wrap(\&Apache::functionplotresponse::fpr_d2fdx2,$safeeval,'&fpr_d2fdx2');

# use Data::Dumper;	# use Data::Dumper;
# $safehole->wrap(\&Data::Dumper::Dumper,$safeeval,'&LONCAPA_INTERNAL_Dumper');	# $safehole->wrap(\&Data::Dumper::Dumper,$safeeval,'&LONCAPA_INTERNAL_Dumper');
#need to inspect this class of ops	#need to inspect this class of ops
Line 986 sub get_id {	Line 1054 sub get_id {
my ($parstack,$safeeval)=@_;	my ($parstack,$safeeval)=@_;
my $id= &Apache::lonxml::get_param('id',$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' && $id =~ /([._]\|[^\w\d\s[:punct:]])/) {
&error(&mt("ID "[_1]" contains invalid characters, IDs are only allowed to contain letters, numbers, spaces and -",'<tt>'.$id.'</tt>'));	&error(&mt('ID [_1] contains invalid characters. IDs are only allowed to contain letters, numbers, spaces and -','"<tt>'.$id.'</tt>"'));
}	}
if ($id =~ /^\s*$/) { $id = $Apache::lonxml::curdepth; }	if ($id =~ /^\s*$/) { $id = $Apache::lonxml::curdepth; }
return $id;	return $id;
Line 1047 Increments the internal counter environm	Line 1115 Increments the internal counter environm
Optional Arguments:	Optional Arguments:
$increment - amount to increment by (defaults to 1)	$increment - amount to increment by (defaults to 1)
Also 1 if the value is negative or zero.	Also 1 if the value is negative or zero.
$part_id - optional part id.. during analysis, this	$part_response - A concatenation of the part and response id
indicates whic part of a problem is being	identifying exactly what is being 'answered'.
counted.

=cut	=cut

sub increment_counter {	sub increment_counter {
my ($increment, $part_id) = @_;	my ($increment, $part_response) = @_;
	if ($env{'form.grade_noincrement'}) { return; }
if (!defined($increment) \|\| $increment le 0) {	if (!defined($increment) \|\| $increment le 0) {
$increment = 1;	$increment = 1;
}	}
$Apache::lonxml::counter += $increment;	$Apache::lonxml::counter += $increment;

# If the caller supplied the part_id parameter,	# If the caller supplied the response_id parameter,
# Maintain its counter.. creating if necessary.	# Maintain its counter.. creating if necessary.

if(defined($part_id)) {	if (defined($part_response)) {
if (!defined($Apache::lonxml::counters_per_part{$part_id})) {	if (!defined($Apache::lonxml::counters_per_part{$part_response})) {
$Apache::lonxml::counters_per_part{$part_id} = 0;	$Apache::lonxml::counters_per_part{$part_response} = 0;
}	}
$Apache::lonxml::counters_per_part{$part_id} += $increment;	$Apache::lonxml::counters_per_part{$part_response} += $increment;
my $new_value = $Apache::lonxml::counters_per_part{$part_id};	my $new_value = $Apache::lonxml::counters_per_part{$part_response};
}	}

$Apache::lonxml::counter_changed=1;	$Apache::lonxml::counter_changed=1;
Line 1096 sub init_counter {	Line 1165 sub init_counter {
}	}

sub store_counter {	sub store_counter {
&Apache::lonnet::appenv(('form.counter' => $Apache::lonxml::counter));	&Apache::lonnet::appenv({'form.counter' => $Apache::lonxml::counter});
$Apache::lonxml::counter_changed=0;	$Apache::lonxml::counter_changed=0;
return '';	return '';
}	}
Line 1117 sub store_counter {	Line 1186 sub store_counter {

sub restore_problem_counter {	sub restore_problem_counter {
if (defined($state)) {	if (defined($state)) {
&Apache::lonnet::appenv(('form.counter' => $state));	&Apache::lonnet::appenv({'form.counter' => $state});
}	}
}	}
sub get_problem_counter {	sub get_problem_counter {
Line 1129 sub store_counter {	Line 1198 sub store_counter {

=pod	=pod

=item bubble_lines_for_part(part_id)	=item bubble_lines_for_part(part_response)

Returns the number of lines required to get a response for	Returns the number of lines required to get a response for
$part_id (this is just $Apache::lonxml::counters_per_part{$part_id}	$part_response (this is just $Apache::lonxml::counters_per_part{$part_response}

=cut	=cut

sub bubble_lines_for_part {	sub bubble_lines_for_part {
my ($part_id) = @_;	my ($part_response) = @_;

if (!defined($Apache::lonxml::counters_per_part{$part_id})) {	if (!defined($Apache::lonxml::counters_per_part{$part_response})) {
return 0;	return 0;
} else {	} else {
return $Apache::lonxml::counters_per_part{$part_id};	return $Apache::lonxml::counters_per_part{$part_response};
}	}

}	}

=pod	=pod
Line 1163 sub clear_bubble_lines_for_part {	Line 1231 sub clear_bubble_lines_for_part {

=pod	=pod

=item set_bubble_lines(part_id, value)	=item set_bubble_lines(part_response, value)

If there is a problem part, that for whatever reason	If there is a problem part, that for whatever reason
requires bubble lines that are not	requires bubble lines that are not
Line 1173 analysis to set its hash value explicitl	Line 1241 analysis to set its hash value explicitl
=cut	=cut

sub set_bubble_lines {	sub set_bubble_lines {
my ($part_id, $value) = @_;	my ($part_response, $value) = @_;

$Apache::lonxml::counters_per_part{$part_id} = $value;	$Apache::lonxml::counters_per_part{$part_response} = $value;
}	}

=pod	=pod
Line 1355 sub writeallows {	Line 1423 sub writeallows {
&Apache::lonnet::hreflocation($thisdir,&unescape($_))}=$thisurl;	&Apache::lonnet::hreflocation($thisdir,&unescape($_))}=$thisurl;
}	}
@extlinks=();	@extlinks=();
&Apache::lonnet::appenv(%httpref);	&Apache::lonnet::appenv(\%httpref);
}	}

sub register_ssi {	sub register_ssi {
Line 1422 sub storefile {	Line 1490 sub storefile {
$fh->close();	$fh->close();
return 1;	return 1;
} else {	} else {
&warning("Unable to save file $file");	&warning(&mt('Unable to save file [_1]','<tt>'.$file.'</tt>'));
return 0;	return 0;
}	}
}	}
Line 1455 SIMPLECONTENT	Line 1523 SIMPLECONTENT
return $filecontents;	return $filecontents;
}	}

	sub createnewjs {
	my $filecontents=(<<SIMPLECONTENT);
	<script type="text/javascript" language="Javascript">

	</script>
	SIMPLECONTENT
	return $filecontents;
	}

	sub verify_html {
	my ($filecontents)=@_;
	my ($is_html,$is_xml);
	if ($filecontents =~/(?:\<\|\&lt\;)\?xml[^\<]*\?(?:\>\|\&gt\;)/is) {
	$is_xml = 1;
	} elsif ($filecontents =~/(?:\<\|\&lt\;)html(?:\s+[^\<]+\|\s*)(?:\>\|\&gt\;)/is) {
	$is_html = 1;
	}
	unless ($is_xml \|\| $is_html) {
	return &mt('File does not have [_1] or [_2] starting tag','<html>','<?xml ?>');
	}
	if ($is_html) {
	if ($filecontents!~/(?:\<\|\&lt\;)\/html(?:\>\|\&gt\;)/is) {
	return &mt('File does not have [_1] ending tag','<html>');
	}
	if ($filecontents!~/(?:\<\|\&lt\;)(?:body\|frameset)[^\<]*(?:\>\|\&gt\;)/is) {
	return &mt('File does not have [_1] or [_2] starting tag','<body>','<frameset>');
	}
	if ($filecontents!~/(?:\<\|\&lt\;)\/(?:body\|frameset)[^\<]*(?:\>\|\&gt\;)/is) {
	return &mt('File does not have [_1] or [_2] ending tag','<body>','<frameset>');
	}
	}
	return '';
	}

	sub renderingoptions {
	my %langchoices=('' => '');
	foreach (&Apache::loncommon::languageids()) {
	if (&Apache::loncommon::supportedlanguagecode($_)) {
	$langchoices{&Apache::loncommon::supportedlanguagecode($_)}
	= &Apache::loncommon::plainlanguagedescription($_);
	}
	}
	my $output;
	unless ($env{'form.forceedit'}) {
	$output .=
	'<span class="LC_nobreak">'.
	&mt('Language:').' '.
	&Apache::loncommon::select_form(
	$env{'form.languages'},
	'languages',
	{&Apache::lonlocal::texthash(%langchoices)}).
	'</span>';
	}
	$output .=
	' <span class="LC_nobreak">'.
	&mt('Math Rendering:').' '.
	&Apache::loncommon::select_form(
	$env{'form.texengine'},
	'texengine',
	{&Apache::lonlocal::texthash
	('' => '',
	'tth' => 'tth (TeX to HTML)',
	'jsMath' => 'jsMath',
	'mimetex' => 'mimetex (Convert to Images)')}).
	'</span>';
	return $output;
	}

sub inserteditinfo {	sub inserteditinfo {
my ($filecontents,$filetype)=@_;	my ($filecontents, $filetype, $filename)=@_;
$filecontents = &HTML::Entities::encode($filecontents,'<>&"');	$filecontents = &HTML::Entities::encode($filecontents,'<>&"');
# my $editheader='<a href="#editsection">Edit below</a><hr />';
my $xml_help = '';	my $xml_help = '';
my $initialize='';	my $initialize='';
my $textarea_id = 'filecont';	my $textarea_id = 'filecont';
	my $dragmath_button;
my ($add_to_onload, $add_to_onresize);	my ($add_to_onload, $add_to_onresize);
$initialize=&Apache::lonhtmlcommon::spellheader();	$initialize=&Apache::lonhtmlcommon::spellheader();
if ($filetype eq 'html'	if (($filetype eq 'html') && (&Apache::lonhtmlcommon::htmlareabrowser())) {
&& (!&Apache::lonhtmlcommon::htmlareablocked() &&	my $lang = &Apache::lonhtmlcommon::htmlarea_lang();
&Apache::lonhtmlcommon::htmlareabrowser())) {	my %textarea_args = (
$textarea_id .= '___Frame';	fullpage => 'true',
my $lang = &Apache::lonhtmlcommon::htmlarea_lang();	dragmath => 'math',
$initialize.=(<<FULLPAGE);	);
<script type="text/javascript">	$initialize .= &Apache::lonhtmlcommon::htmlareaselectactive(\%textarea_args);
lonca	}
function initDocument() {	$initialize .= (<<FULLPAGE);
var oFCKeditor = new FCKeditor('filecont');
oFCKeditor.Config['CustomConfigurationsPath'] = '/fckeditor/loncapaconfig.js' ;
oFCKeditor.Config['FullPage'] = true
oFCKeditor.Config['AutoDetectLanguage'] = false;
oFCKeditor.Config['DefaultLanguage'] = "$lang";
oFCKeditor.ReplaceTextarea();
}
function check_if_dirty(editor) {
if (editor.IsDirty()) {
unClean();
}
}
function FCKeditor_OnComplete(editor) {
editor.Events.AttachEvent("OnSelectionChange",check_if_dirty);
resize_textarea('$textarea_id','LC_aftertextarea');
}
</script>
FULLPAGE
} else {
$initialize.=(<<FULLPAGE);
<script type="text/javascript">	<script type="text/javascript">
	// <![CDATA[
function initDocument() {	function initDocument() {
resize_textarea('$textarea_id','LC_aftertextarea');	resize_textarea('$textarea_id','LC_aftertextarea');
}	}
	// ]]>
</script>	</script>
FULLPAGE	FULLPAGE
	if ($filetype eq 'html') {
	$dragmath_button = '<span id="math_filecont">'.&Apache::lonhtmlcommon::dragmath_button('filecont',1).'</span>';
	$initialize .= "\n".&Apache::lonhtmlcommon::dragmath_js('EditMathPopup');
}	}

$add_to_onload = 'initDocument();';	$add_to_onload = 'initDocument();';
$add_to_onresize = "resize_textarea('$textarea_id','LC_aftertextarea');";	$add_to_onresize = "resize_textarea('$textarea_id','LC_aftertextarea');";

Line 1509 FULLPAGE	Line 1628 FULLPAGE
$xml_help=&Apache::loncommon::helpLatexCheatsheet();	$xml_help=&Apache::loncommon::helpLatexCheatsheet();
}	}

my $cleanbut = '';

my $titledisplay=&display_title();	my $titledisplay=&display_title();
	my $textareaclass;
my %lt=&Apache::lonlocal::texthash('st' => 'Save and Edit',	my %lt=&Apache::lonlocal::texthash('st' => 'Save and Edit',
'vi' => 'Save and View',	'vi' => 'Save and View',
'dv' => 'Discard Edits and View',	'dv' => 'Discard Edits and View',
'un' => 'undo',	'un' => 'undo',
'ed' => 'Edit');	'ed' => 'Edit');
my $buttons=(<<BUTTONS);	my $spelllink = &Apache::lonhtmlcommon::spelllink('xmledit','filecont');
$cleanbut
<input type="submit" name="discardview" accesskey="d" value="$lt{'dv'}" />
<input type="submit" name="Undo" accesskey="u" value="$lt{'un'}" /><hr />
<input type="submit" name="savethisfile" accesskey="s" value="$lt{'st'}" />
<input type="submit" name="viewmode" accesskey="v" value="$lt{'vi'}" />
BUTTONS
$buttons.=&Apache::lonhtmlcommon::spelllink('xmledit','filecont');
my $textarea_events = &Apache::edit::element_change_detection();	my $textarea_events = &Apache::edit::element_change_detection();
my $form_events = &Apache::edit::form_change_detection();	my $form_events = &Apache::edit::form_change_detection();
	my $htmlerror;
	if ($filetype eq 'html') {
	$htmlerror=&verify_html($filecontents);
	if ($htmlerror) {
	$htmlerror='<span class="LC_error">'.$htmlerror.'</span>';
	}
	if (&Apache::lonhtmlcommon::htmlareabrowser()) {
	$textareaclass = 'class="LC_richDefaultOff"';
	}
	}
my $editfooter=(<<ENDFOOTER);	my $editfooter=(<<ENDFOOTER);
$initialize	$initialize
<hr />
<a name="editsection" />	<a name="editsection" />
<form $form_events method="post" name="xmledit">	<form $form_events method="post" name="xmledit">
$xml_help	<div class="LC_edit_problem_editxml_header">
<input type="hidden" name="editmode" value="$lt{'ed'}" />	<table class="LC_edit_problem_header_title"><tr><td>
$buttons<br />	$filename
<textarea $textarea_events style="width:100%" cols="80" rows="44" name="filecont" id="filecont">$filecontents</textarea>	</td><td align="right">
<div id="LC_aftertextarea">	$xml_help
<br />$buttons	</td></tr>
<br />	</table>
$titledisplay	<div class="LC_edit_problem_discards">
</div>	<input type="submit" name="discardview" accesskey="d" value="$lt{'dv'}" />
	<input type="submit" name="Undo" accesskey="u" value="$lt{'un'}" />
	$htmlerror $dragmath_button
	</div>
	<div class="LC_edit_problem_saves">
	<input type="submit" name="savethisfile" accesskey="s" value="$lt{'st'}" />
	<input type="submit" name="viewmode" accesskey="v" value="$lt{'vi'}" />
	</div>
	</div>
	<textarea $textarea_events style="width:100%" cols="80" rows="44" name="filecont" id="filecont" $textareaclass>$filecontents</textarea><br />$spelllink
	<div id="LC_aftertextarea">
	<br />
	$titledisplay
	</div>
</form>	</form>
</body>	</body>
ENDFOOTER	ENDFOOTER
Line 1576 sub get_target {	Line 1709 sub get_target {

sub handler {	sub handler {
my $request=shift;	my $request=shift;

my $target=&get_target();	my $target=&get_target();

$Apache::lonxml::debug=$env{'user.debug'};	$Apache::lonxml::debug=$env{'user.debug'};

&Apache::loncommon::content_type($request,'text/html');	&Apache::loncommon::content_type($request,'text/html');
Line 1587 sub handler {	Line 1719 sub handler {
$request->set_last_modified(&Apache::lonnet::metadata($request->uri,	$request->set_last_modified(&Apache::lonnet::metadata($request->uri,
'lastrevisiondate'));	'lastrevisiondate'));
}	}
	# Embedded Flash movies from Camtasia served from https will not display in IE
	# if XML config file has expired from cache.
	if ($ENV{'SERVER_PORT'} == 443) {
	if ($request->uri =~ /\.xml$/) {
	my ($httpbrowser,$clientbrowser) =
	&Apache::loncommon::decode_user_agent($request);
	if ($clientbrowser =~ /^explorer$/i) {
	delete $request->headers_out->{'Cache-control'};
	delete $request->headers_out->{'Pragma'};
	my $expiration = time + 60;
	my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime($expiration));
	$request->headers_out->set("Expires" => $date);
	}
	}
	}
$request->send_http_header;	$request->send_http_header;

return OK if $request->header_only;	return OK if $request->header_only;


my $file=&Apache::lonnet::filelocation("",$request->uri);	my $file=&Apache::lonnet::filelocation("",$request->uri);
my $filetype;	my ($filetype,$breadcrumbtext);
if ($file =~ /\.sty$/) {	if ($file =~ /\.(sty\|css\|js\|txt\|tex)$/) {
$filetype='sty';	$filetype=$1;
} else {	} else {
$filetype='html';	$filetype='html';
}	}
	if ($filetype eq 'sty') {
	$breadcrumbtext = 'Style File Editor';
	} elsif ($filetype eq 'js') {
	$breadcrumbtext = 'Javascript Editor';
	} elsif ($filetype eq 'css') {
	$breadcrumbtext = 'CSS Editor';
	} elsif ($filetype eq 'txt') {
	$breadcrumbtext = 'Text Editor';
	} elsif ($filetype eq 'tex') {
	$breadcrumbtext = 'TeX Editor';
	} else {
	$breadcrumbtext = 'HTML Editor';
	}

#	#
# Edit action? Save file.	# Edit action? Save file.
#	#
Line 1606 sub handler {	Line 1767 sub handler {
if ($env{'form.savethisfile'} \|\| $env{'form.viewmode'} \|\| $env{'form.Undo'}) {	if ($env{'form.savethisfile'} \|\| $env{'form.viewmode'} \|\| $env{'form.Undo'}) {
my $html_file=&Apache::lonnet::getfile($file);	my $html_file=&Apache::lonnet::getfile($file);
my $error = &Apache::lonhomework::handle_save_or_undo($request, \$html_file, \$env{'form.filecont'});	my $error = &Apache::lonhomework::handle_save_or_undo($request, \$html_file, \$env{'form.filecont'});
	if ($env{'form.savethisfile'}) {
	$env{'form.editmode'}='Edit'; #force edit mode
	}
}	}
}	}
my %mystyle;	my %mystyle;
Line 1614 sub handler {	Line 1778 sub handler {
if ($filecontents eq -1) {	if ($filecontents eq -1) {
my $start_page=&Apache::loncommon::start_page('File Error');	my $start_page=&Apache::loncommon::start_page('File Error');
my $end_page=&Apache::loncommon::end_page();	my $end_page=&Apache::loncommon::end_page();
my $fnf=&mt('File not found');	my $errormsg='<p class="LC_error">'
	.&mt('File not found: [_1]'
	,'<span class="LC_filename">'.$file.'</span>')
	.'</p>';
$result=(<<ENDNOTFOUND);	$result=(<<ENDNOTFOUND);
$start_page	$start_page
<b>$fnf: $file</b>	$errormsg
$end_page	$end_page
ENDNOTFOUND	ENDNOTFOUND
$filecontents='';	$filecontents='';
if ($env{'request.state'} ne 'published') {	if ($env{'request.state'} ne 'published') {
if ($filetype eq 'sty') {	if ($filetype eq 'sty') {
$filecontents=&createnewsty();	$filecontents=&createnewsty();
} else {	} elsif ($filetype eq 'js') {
	$filecontents=&createnewjs();
	} elsif ($filetype ne 'css' && $filetype ne 'txt' && $filetype ne 'tex') {
$filecontents=&createnewhtml();	$filecontents=&createnewhtml();
}	}
$env{'form.editmode'}='Edit'; #force edit mode	$env{'form.editmode'}='Edit'; #force edit mode
Line 1640 ENDNOTFOUND	Line 1809 ENDNOTFOUND
['editmode']);	['editmode']);
}	}
if (!$env{'form.editmode'} \|\| $env{'form.viewmode'} \|\| $env{'form.discardview'}) {	if (!$env{'form.editmode'} \|\| $env{'form.viewmode'} \|\| $env{'form.discardview'}) {
&Apache::structuretags::reset_problem_globals();	if ($filetype eq 'html' \|\| $filetype eq 'sty') {
$result = &Apache::lonxml::xmlparse($request,$target,$filecontents,	&Apache::structuretags::reset_problem_globals();
'',%mystyle);	$result = &Apache::lonxml::xmlparse($request,$target,
	$filecontents,'',%mystyle);
# .html files may contain <problem> or <Task> need to clean	# .html files may contain <problem> or <Task> need to clean
# up if it did	# up if it did
&Apache::structuretags::reset_problem_globals();	&Apache::structuretags::reset_problem_globals();
&Apache::lonhomework::finished_parsing();	&Apache::lonhomework::finished_parsing();
	} elsif ($filetype eq 'tex') {
	$result = &Apache::lontexconvert::converted(\$filecontents,
	$env{'form.texengine'});
	if ($env{'form.return_only_error_and_warning_counts'}) {
	$result = "$errorcount:$warningcount";
	}
	} else {
	$result = $filecontents;
	}
&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},	&Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
['rawmode']);	['rawmode']);
if ($env{'form.rawmode'}) { $result = $filecontents; }	if ($env{'form.rawmode'}) { $result = $filecontents; }
if ($filetype eq 'sty') {	if (($filetype ne 'html') &&
my $controls =	(!$env{'form.return_only_error_and_warning_counts'})) {
($env{'request.state'} eq 'construct') ? &Apache::londefdef::edit_controls()	my $nochgview = 1;
: '';	my $controls = '';
my %options = ('bgcolor' => '#FFFFFF');	if ($env{'request.state'} eq 'construct') {
$result =	$controls = &Apache::loncommon::head_subbox(
&Apache::loncommon::start_page(undef,undef,\%options).	&Apache::loncommon::CSTR_pageheader()
$controls.	.&Apache::londefdef::edit_controls($nochgview));
$result.	}
&Apache::loncommon::end_page();	if ($filetype ne 'sty' && $filetype ne 'tex') {
}	$result =~ s/</</g;
}	$result =~ s/>/>/g;
	$result = '<table class="LC_sty_begin">'.
	'<tr><td><b><pre>'.$result.
	'</pre></b></td></tr></table>';
	}
	if ($env{'environment.remote'} eq 'off') {
	my $brcrum;
	if ($env{'request.state'} eq 'construct') {
	$brcrum = [{'href' => &Apache::loncommon::authorspace(),
	'text' => 'Construction Space'},
	{'href' => '',
	'text' => $breadcrumbtext}];
	} else {
	$brcrum = ''; # FIXME: Where are we?
	}
	my %options = ('bread_crumbs' => $brcrum,
	'bgcolor' => '#FFFFFF');
	$result =
	&Apache::loncommon::start_page(undef,undef,\%options)
	.$controls
	.$result
	.&Apache::loncommon::end_page();
	} else {
	$result = $controls.$result;
	}
	}
	}
}	}

#	#
Line 1670 ENDNOTFOUND	Line 1875 ENDNOTFOUND
unless ($env{'request.state'} eq 'published') {	unless ($env{'request.state'} eq 'published') {
if ($env{'form.editmode'} && (!($env{'form.viewmode'})) && (!($env{'form.discardview'})))	if ($env{'form.editmode'} && (!($env{'form.viewmode'})) && (!($env{'form.discardview'})))
{	{
my ($edit_info, $add_to_onload, $add_to_onresize)=
&inserteditinfo($filecontents,$filetype);

my $displayfile=$request->uri;	my $displayfile=$request->uri;
$displayfile=~s/^\/[^\/]*//;	$displayfile=~s/^\/[^\/]*//;

	my ($edit_info, $add_to_onload, $add_to_onresize)=
	&inserteditinfo($filecontents,$filetype,$displayfile);

my %options =	my %options =
('add_entries' =>	('add_entries' =>
{'onresize' => $add_to_onresize,	{'onresize' => $add_to_onresize,
'onload' => $add_to_onload, });	'onload' => $add_to_onload, });
	my $header;
	if ($env{'request.state'} eq 'construct') {
	$options{'bread_crumbs'} = [{
	'href' => &Apache::loncommon::authorspace(),
	'text' => 'Construction Space'},
	{'href' => '',
	'text' => $breadcrumbtext}];
	$header = &Apache::loncommon::head_subbox(
	&Apache::loncommon::CSTR_pageheader());
	}
if ($env{'environment.remote'} ne 'off') {	if ($env{'environment.remote'} ne 'off') {
$options{'bgcolor'} = '#FFFFFF';	$options{'bgcolor'} = '#FFFFFF';
$options{'only_body'} = 1;	$options{'only_body'} = 1;
Line 1689 ENDNOTFOUND	Line 1904 ENDNOTFOUND
&Apache::loncommon::resize_textarea_js();	&Apache::loncommon::resize_textarea_js();
my $start_page = &Apache::loncommon::start_page(undef,$js,	my $start_page = &Apache::loncommon::start_page(undef,$js,
\%options);	\%options);
$result=$start_page.	$result = $start_page
&Apache::lonxml::message_location().'<h3>'.	.$header
$displayfile.	.&Apache::lonxml::message_location()
'</h3>'.	.$edit_info
$edit_info.	.&Apache::loncommon::end_page();
&Apache::loncommon::end_page();	}
}
}	}
if ($filetype eq 'html') { &writeallows($request->uri); }	if ($filetype eq 'html') { &writeallows($request->uri); }

&Apache::lonxml::add_messages(\$result);	&Apache::lonxml::add_messages(\$result);
$request->print($result);	$request->print($result);

Line 1713 sub display_title {	Line 1927 sub display_title {
$title = $env{'request.filename'};	$title = $env{'request.filename'};
$title = substr($title, rindex($title, '/') + 1);	$title = substr($title, rindex($title, '/') + 1);
}	}
$result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA Construction Space';</script>";	$result = "<script type='text/javascript'>top.document.title = '$title - LON-CAPA "
	.&mt('Construction Space')."';</script>";
}	}
return $result;	return $result;
}	}
Line 1750 sub error {	Line 1965 sub error {

$errorcount++;	$errorcount++;

	$Apache::lonxml::internal_error=1;

if (defined($Apache::inputtags::part)) {	if (defined($Apache::inputtags::part)) {
if ( @Apache::inputtags::response ) {	if ( @Apache::inputtags::response ) {
push(@errors,	push(@errors,
Line 1766 sub error {	Line 1983 sub error {
if ( &show_error_warn_msg() ) {	if ( &show_error_warn_msg() ) {
# If printing in construction space, put the error inside <pre></pre>	# If printing in construction space, put the error inside <pre></pre>
push(@Apache::lonxml::error_messages,	push(@Apache::lonxml::error_messages,
$Apache::lonxml::warnings_error_header.	$Apache::lonxml::warnings_error_header
"<b>ERROR:</b>".join("<br />\n",@errors)."<br />\n");	.'<div class="LC_error">'
	.'<b>'.&mt('ERROR:').' </b>'.join("<br />\n",@errors)
	."</div>\n");
$Apache::lonxml::warnings_error_header='';	$Apache::lonxml::warnings_error_header='';
} else {	} else {
my $errormsg;	my $errormsg;
my ($symb)=&Apache::lonnet::symbread();	my ($symb)=&Apache::lonnet::symbread();
if ( !$symb ) {	if ( !$symb ) {
#public or browsers	#public or browsers
$errormsg=&mt("An error occured while processing this resource. The author has been notified.");	$errormsg=&mt("An error occurred while processing this resource. The author has been notified.");
}	}
my $host=$Apache::lonnet::perlvar{'lonHostID'};	my $host=$Apache::lonnet::perlvar{'lonHostID'};
push(@errors, "The error occurred on host <tt>$host</tt>");	push(@errors,
	&mt("The error occurred on host [_1]",
	"<tt>$host</tt>"));

my $msg = join('<br />', @errors);	my $msg = join('<br />', @errors);

Line 1811 sub error {	Line 2032 sub error {
}	}
}	}
if ($env{'request.role.adv'}) {	if ($env{'request.role.adv'}) {
$errormsg=&mt("An error occured while processing this resource. The course personnel ([_1]) and the author have been notified.",join(', ',@userlist));	$errormsg=&mt("An error occurred while processing this resource. The course personnel ([_1]) and the author have been notified.",join(', ',@userlist));
} else {	} else {
$errormsg=&mt("An error occured while processing this resource. The instructor has been notified.");	$errormsg=&mt("An error occurred while processing this resource. The instructor has been notified.");
}	}
}	}
push(@Apache::lonxml::error_messages,"<b>$errormsg</b> <br />");	push(@Apache::lonxml::error_messages,"<b>$errormsg</b> <br />");
Line 1826 sub warning {	Line 2047 sub warning {
if ($env{'form.grade_target'} ne 'tex') {	if ($env{'form.grade_target'} ne 'tex') {
if ( &show_error_warn_msg() ) {	if ( &show_error_warn_msg() ) {
push(@Apache::lonxml::warning_messages,	push(@Apache::lonxml::warning_messages,
$Apache::lonxml::warnings_error_header.	$Apache::lonxml::warnings_error_header
"<b>W</b>ARNING<b>:</b>".join('<br />',@_)."<br />\n");	.'<div class="LC_warning">'
	.&mt('[_1]W[_2]ARNING','<b>','</b>')."<b>:</b> ".join('<br />',@_)
	."</div>\n"
	);
$Apache::lonxml::warnings_error_header='';	$Apache::lonxml::warnings_error_header='';
}	}
}	}
Line 1923 sub register_insert_xml {	Line 2147 sub register_insert_xml {
my $key;	my $key;
if ($token->[1] eq 'tag') {	if ($token->[1] eq 'tag') {
$tag = $token->[2]{'name'};	$tag = $token->[2]{'name'};
$insertlist{"$tagnum.tag"} = $tag;	$insertlist{$tagnum.'.tag'} = $tag;
$insertlist{"$tag.num"} = $tagnum;	$insertlist{$tag.'.num'} = $tagnum;
push(@alltags,$tag);	push(@alltags,$tag);
} elsif ($in_help && $token->[1] eq 'file') {	} elsif ($in_help && $token->[1] eq 'file') {
$key = $tag.'.helpfile';	$key = $tag.'.helpfile';
Line 1957 sub register_insert_xml {	Line 2181 sub register_insert_xml {

# parse the allows and ignore tags set to <show>no</show>	# parse the allows and ignore tags set to <show>no</show>
foreach my $tag (@alltags) {	foreach my $tag (@alltags) {
next if (!exists($insertlist{"$tag.allow"}));	next if (!exists($insertlist{$tag.'.allow'}));
my $allow = $insertlist{"$tag.allow"};	my $allow = $insertlist{$tag.'.allow'};
foreach my $element (split(',',$allow)) {	foreach my $element (split(',',$allow)) {
$element =~ s/(^\s\|\s$ )//gx;	$element =~ s/(^\s\|\s$ )//gx;
if (!exists($insertlist{"$element.show"})	if (!exists($insertlist{$element.'.show'})
\|\| $insertlist{"$element.show"} ne 'no') {	\|\| $insertlist{$element.'.show'} ne 'no') {
push(@{ $insertlist{$tag.'.which'} },$element);	push(@{ $insertlist{$tag.'.which'} },$element);
}	}
}	}
Line 2052 sub get_tag {	Line 2276 sub get_tag {
return $insertlist{"$tagnum.tag"};	return $insertlist{"$tagnum.tag"};
}	}

	############################################################
	# PDF-FORM-METHODS

	=pod

	=item &print_pdf_radiobutton(fieldname, value)

	Returns a latexline to generate a PDF-Form-Radiobutton.
	Note: Radiobuttons with equal names are automaticly grouped
	in a selection-group.

	$fieldname: PDF internalname of the radiobutton(group)
	$value: Value of radiobutton

	=cut
	sub print_pdf_radiobutton {
	my ($fieldname, $value) = @_;
	return '\radioButton[\symbolchoice{circle}]{'
	.$fieldname.'}{10bp}{10bp}{'.$value.'}';
	}


	=pod

	=item &print_pdf_start_combobox(fieldname)

	Starts a latexline to generate a PDF-Form-Combobox with text.

	$fieldname: PDF internal name of the Combobox

	=cut
	sub print_pdf_start_combobox {
	my $result;
	my ($fieldName) = @_;
	$result .= '\begin{tabularx}{\textwidth}{p{2.5cm}X}'."\n";
	$result .= '\comboBox[]{'.$fieldName.'}{2.3cm}{14bp}{'; #

	return $result;
	}


	=pod

	=item &print_pdf_add_combobox_option(options)

	Generates a latexline to add Options to a PDF-Form-ComboBox.

	$option: PDF internal name of the Combobox-Option

	=cut
	sub print_pdf_add_combobox_option {

	my $result;
	my ($option) = @_;

	$result .= '('.$option.')';

	return $result;
	}


	=pod

	=item &print_pdf_end_combobox(text) {

	Returns latexcode to end a PDF-Form-Combobox with text.

	=cut
	sub print_pdf_end_combobox {
	my $result;
	my ($text) = @_;

	$result .= '}&'.$text."\\\\\n";
	$result .= '\end{tabularx}' . "\n";
	$result .= '\hspace{2mm}' . "\n";
	return $result;
	}


	=pod

	=item &print_pdf_hiddenField(fieldname, user, domain)

	Returns a latexline to generate a PDF-Form-hiddenField with userdata.

	$fieldname label for hiddentextfield
	$user: name of user
	$domain: domain of user

	=cut
	sub print_pdf_hiddenfield {
	my $result;
	my ($fieldname, $user, $domain) = @_;

	$result .= '\textField [\F{\FHidden}\F{-\FPrint}\V{'.$domain.'&'.$user.'}]{'.$fieldname.'}{0in}{0in}'."\n";

	return $result;
	}

1;	1;
__END__	__END__

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>

Removed from v.1.464
changed lines
	Added in v.1.505.2.6